/* ==========================================================================
   APPFINITY TECHNOLOGIES — PREMIUM ANDROID STUDIO DESIGN SYSTEM
   Sophisticated Light Technology Theme | Android Native Identity | High Performance
   ========================================================================== */

:root {
  /* --------------------------------------------------------------------------
     1. Color Palette (Sophisticated Light Technology Theme — Never Pure White)
     -------------------------------------------------------------------------- */
  --bg-primary: #F4F6F3;           /* Warm, refined tech canvas */
  --bg-secondary: #EBEFEB;         /* Distinct section layering surface */
  --bg-tertiary: #E3E8E3;          /* Subtle surface accent */
  --bg-card: #FAFBF9;              /* Off-white card surface */
  --bg-card-elevated: #FFFFFF;     /* Elevated interactive card */
  --bg-card-hover: #FFFFFF;        /* Hover surface */

  /* Text & Typography Hierarchy */
  --text-primary: #111713;         /* Deep obsidian charcoal */
  --text-secondary: #526056;       /* Editorial muted body */
  --text-muted: #7E8D82;           /* Subdued metadata and tags */
  --text-light: #A3B1A7;           /* Minimal subtle hints */

  /* Structural Borders & Dividers */
  --border-color: rgba(17, 23, 19, 0.08);
  --border-card: #DCE3DD;
  --border-hover: rgba(15, 157, 88, 0.35);
  --border-focus: #0F9D58;

  /* Authentic Android Native Emerald Green & Mint Accents */
  --accent-green: #0F9D58;         /* Official Android green tone */
  --accent-green-bright: #10B981;  /* High-visibility vibrant emerald */
  --accent-green-dark: #0A6C3C;    /* Deep confident forest */
  --accent-green-text: #0B7843;    /* Accessible high-contrast text */
  --accent-green-subtle: rgba(15, 157, 88, 0.08);
  --accent-green-glow: rgba(15, 157, 88, 0.16);
  --accent-green-border: rgba(15, 157, 88, 0.22);
  
  /* Mint & Teal Secondary Accents */
  --accent-mint: #14B8A6;
  --accent-mint-subtle: rgba(20, 184, 166, 0.08);

  /* Engineering Section (High-Contrast Charcoal #111613) */
  --eng-bg: #111613;
  --eng-surface: #181F1A;
  --eng-card: #1F2722;
  --eng-card-border: #2C3830;
  --eng-text: #EDF3EE;
  --eng-text-muted: #8E9F94;
  --eng-accent: #34D399;
  --eng-accent-glow: rgba(52, 211, 153, 0.18);

  /* --------------------------------------------------------------------------
     2. Shadows & Elevations (Minimal, Controlled, No Muddy Black)
     -------------------------------------------------------------------------- */
  --shadow-xs: 0 1px 3px rgba(17, 23, 19, 0.03);
  --shadow-sm: 0 4px 16px rgba(17, 23, 19, 0.04);
  --shadow-md: 0 10px 30px rgba(17, 23, 19, 0.06);
  --shadow-lg: 0 20px 48px rgba(17, 23, 19, 0.08);
  --shadow-phone: 0 35px 80px -15px rgba(15, 25, 18, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.08);
  --shadow-floating: 0 12px 28px rgba(15, 25, 18, 0.07), 0 0 0 1px rgba(220, 227, 221, 0.9);

  /* --------------------------------------------------------------------------
     3. Geometry System
     -------------------------------------------------------------------------- */
  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --radius-phone: 42px;
  --radius-full: 9999px;

  /* --------------------------------------------------------------------------
     4. Typography Scale
     -------------------------------------------------------------------------- */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Transitions & Easing */
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 160ms var(--ease-spring);
  --transition-normal: 260ms var(--ease-spring);
  --transition-slow: 420ms var(--ease-spring);

  /* Container & Layout */
  --container-max: 1220px;
  --nav-height: 74px;
}

/* ==========================================================================
   DARK MODE & DYNAMIC MATERIAL YOU THEME SYSTEM
   ========================================================================== */
body.dark-mode {
  --bg-primary: #0A0F0C;           /* Deep obsidian Android canvas */
  --bg-secondary: #111713;         /* Subtle section surface */
  --bg-tertiary: #17211A;          /* Accent surface */
  --bg-card: #141C16;              /* Dark card background */
  --bg-card-elevated: #1B261E;     /* Elevated dark card */
  --bg-card-hover: #212E25;        /* Interactive hover surface */

  --text-primary: #EEF4F0;         /* High-contrast crisp text */
  --text-secondary: #A0B2A6;       /* Subdued secondary text */
  --text-muted: #728477;           /* Muted metadata */
  --text-light: #4E6054;           /* Subtle hints */

  --border-color: rgba(255, 255, 255, 0.08);
  --border-card: #223026;
  --border-hover: rgba(52, 211, 153, 0.45);
  --border-focus: #10B981;

  --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.55);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.65);
  --shadow-phone: 0 35px 80px -15px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.12);
  --shadow-floating: 0 12px 28px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Material You Dynamic Accents */
body.theme-emerald,
body:not([class*="theme-"]) {
  --accent-green: #0F9D58;
  --accent-green-bright: #10B981;
  --accent-green-dark: #0A6C3C;
  --accent-green-text: #0B7843;
  --accent-green-subtle: rgba(15, 157, 88, 0.09);
  --accent-green-glow: rgba(15, 157, 88, 0.22);
  --accent-green-border: rgba(15, 157, 88, 0.28);
}
body.dark-mode.theme-emerald,
body.dark-mode:not([class*="theme-"]) {
  --accent-green-text: #34D399;
}

body.theme-cyan {
  --accent-green: #0284C7;
  --accent-green-bright: #0EA5E9;
  --accent-green-dark: #0369A1;
  --accent-green-text: #0284C7;
  --accent-green-subtle: rgba(2, 132, 199, 0.09);
  --accent-green-glow: rgba(2, 132, 199, 0.22);
  --accent-green-border: rgba(2, 132, 199, 0.28);
}
body.dark-mode.theme-cyan {
  --accent-green-text: #38BDF8;
}

body.theme-purple {
  --accent-green: #7C3AED;
  --accent-green-bright: #8B5CF6;
  --accent-green-dark: #6D28D9;
  --accent-green-text: #7C3AED;
  --accent-green-subtle: rgba(124, 58, 237, 0.09);
  --accent-green-glow: rgba(124, 58, 237, 0.22);
  --accent-green-border: rgba(124, 58, 237, 0.28);
}
body.dark-mode.theme-purple {
  --accent-green-text: #A78BFA;
}

body.theme-amber {
  --accent-green: #D97706;
  --accent-green-bright: #F59E0B;
  --accent-green-dark: #B45309;
  --accent-green-text: #D97706;
  --accent-green-subtle: rgba(217, 119, 6, 0.09);
  --accent-green-glow: rgba(217, 119, 6, 0.22);
  --accent-green-border: rgba(217, 119, 6, 0.28);
}
body.dark-mode.theme-amber {
  --accent-green-text: #FBBF24;
}

/* ==========================================================================
   BASE RESETS & GLOBAL SETUP
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 24px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  position: relative;
  transition: background-color var(--transition-normal);
}

/* Top Reading Progress Bar */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-mint));
  width: 0%;
  z-index: 2000;
  transition: width 60ms linear;
  box-shadow: 0 0 8px var(--accent-green-glow);
}

/* Subtle Technical Ambient Grid & Radial Page Gradient */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background-image: 
    radial-gradient(circle at 65% 10%, rgba(15, 157, 88, 0.05) 0%, transparent 45%),
    radial-gradient(circle at 10% 40%, rgba(20, 184, 166, 0.03) 0%, transparent 40%),
    linear-gradient(to right, rgba(17, 23, 19, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17, 23, 19, 0.025) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 64px 64px, 64px 64px;
  z-index: -1;
}

/* Refined Minimal Scrollbar */
::-webkit-scrollbar {
  width: 7px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #CBD5CD;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #A6B4A9;
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.018em;
  text-rendering: optimizeLegibility;
}

p {
  color: var(--text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  user-select: none;
}

button:active {
  transform: scale(0.98);
}

img, svg {
  display: block;
  max-width: 100%;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* Section Spacing */
.section-pad {
  padding-top: 110px;
  padding-bottom: 110px;
  position: relative;
}

/* Pill Badges */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--accent-green-subtle);
  color: var(--accent-green-text);
  border: 1px solid var(--accent-green-border);
  padding: 5px 13px;
  border-radius: var(--radius-full);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.badge-pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-green);
  box-shadow: 0 0 6px var(--accent-green);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

.badge-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-card);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-mono);
}

/* Section Header Typography */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-label {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-green-text);
  font-family: var(--font-mono);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(30px, 3.5vw, 44px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.018em;
  margin-bottom: 16px;
  text-rendering: optimizeLegibility;
}

.section-subtitle {
  font-size: clamp(15.5px, 1.5vw, 17.5px);
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
}

.btn-arrow {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

.btn-primary {
  background-color: var(--accent-green);
  color: #FFFFFF;
  border: 1px solid var(--accent-green-bright);
  box-shadow: 0 4px 14px var(--accent-green-glow);
}

.btn-primary:hover {
  background-color: var(--accent-green-bright);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-green-glow);
}

.btn-hero-primary {
  height: 50px;
  padding: 0 24px;
  background: var(--accent-green);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  font-size: 14.5px;
  font-weight: 700;
  box-shadow: 0 4px 16px var(--accent-green-glow);
  border: 1px solid var(--accent-green-bright);
}

.btn-hero-primary:hover {
  background-color: var(--accent-green-bright);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 26px var(--accent-green-glow);
}

.btn-hero-secondary {
  height: 50px;
  padding: 0 22px;
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  font-size: 14.5px;
  font-weight: 600;
  box-shadow: var(--shadow-xs);
}

.btn-hero-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-green);
  color: var(--text-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-cta-outline {
  height: 50px;
  padding: 0 22px;
  background: rgba(255, 255, 255, 0.06);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  font-size: 14.5px;
  font-weight: 600;
  backdrop-filter: blur(8px);
}

.btn-cta-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

/* ==========================================================================
   FLOATING CAPSULE NAVBAR
   ========================================================================== */
.header-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 24px;
  transition: all var(--transition-normal);
  pointer-events: none;
}

.header-wrapper.scrolled {
  padding: 10px 24px;
}

.navbar {
  max-width: var(--container-max);
  margin: 0 auto;
  height: 54px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(17, 23, 19, 0.08);
  border-radius: var(--radius-full);
  padding: 0 8px 0 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  box-shadow: 
    0 8px 24px -4px rgba(17, 23, 19, 0.05),
    0 2px 6px rgba(17, 23, 19, 0.02),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  pointer-events: auto;
  transition: all var(--transition-normal);
}

body.dark-mode .navbar {
  background: rgba(16, 23, 18, 0.86);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 
    0 12px 32px -4px rgba(0, 0, 0, 0.55),
    0 2px 6px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.header-wrapper.scrolled .navbar {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 
    0 12px 32px -4px rgba(17, 23, 19, 0.1),
    0 2px 8px rgba(17, 23, 19, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 1);
  border-color: rgba(17, 23, 19, 0.12);
}

body.dark-mode .header-wrapper.scrolled .navbar {
  background: rgba(16, 23, 18, 0.96);
  box-shadow: 
    0 16px 40px -4px rgba(0, 0, 0, 0.7),
    0 2px 8px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.12);
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
  user-select: none;
}

.brand-icon-box {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #18221B 0%, #0F1612 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-green-bright);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.brand-logo:hover .brand-icon-box {
  transform: scale(1.05);
  box-shadow: 0 3px 12px var(--accent-green-glow);
  color: #34D399;
}

body.dark-mode .brand-icon-box {
  background: linear-gradient(135deg, #1F2C23 0%, #151F19 100%);
  border-color: rgba(255, 255, 255, 0.12);
}

.brand-icon-box svg {
  width: 17px;
  height: 17px;
}

.brand-text-wrap {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-title {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.brand-sub {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Studio Availability Pill */
.nav-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 28px;
  padding: 0 11px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--accent-green-text);
  background: rgba(15, 157, 88, 0.08);
  border: 1px solid rgba(15, 157, 88, 0.22);
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  white-space: nowrap !important;
  flex-shrink: 0;
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
}

body.dark-mode .nav-status-pill {
  color: #34D399;
  background: rgba(52, 211, 153, 0.09);
  border-color: rgba(52, 211, 153, 0.22);
}

.nav-status-pill:hover {
  background: rgba(15, 157, 88, 0.14);
  border-color: var(--accent-green);
  transform: translateY(-0.5px);
}

body.dark-mode .nav-status-pill:hover {
  background: rgba(52, 211, 153, 0.16);
  border-color: #34D399;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-green-bright);
  box-shadow: 0 0 8px var(--accent-green);
  position: relative;
  flex-shrink: 0;
}

.status-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--accent-green-bright);
  opacity: 0.4;
  animation: pulse-dot 2s infinite cubic-bezier(0.4, 0, 0.6, 1);
}

.status-text {
  white-space: nowrap;
}

/* Navigation Links */
.nav-desktop {
  display: flex;
  align-items: center;
  margin: 0 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2px;
  background: rgba(0, 0, 0, 0.025);
  padding: 3px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(17, 23, 19, 0.04);
}

body.dark-mode .nav-links {
  background: rgba(255, 255, 255, 0.035);
  border-color: rgba(255, 255, 255, 0.05);
}

.nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 30px;
  padding: 0 11px;
  font-size: 13px;
  font-weight: 550;
  letter-spacing: -0.01em;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  white-space: nowrap;
  text-decoration: none;
  transition: all 160ms cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.04);
}

body.dark-mode .nav-link:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.08);
}

.nav-link.active {
  background-color: var(--accent-green);
  color: #FFFFFF !important;
  font-weight: 600;
  box-shadow: 0 2px 8px var(--accent-green-glow);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-nav-cta {
  height: 34px;
  padding: 0 16px;
  background: linear-gradient(135deg, var(--accent-green-bright) 0%, var(--accent-green) 100%);
  color: #FFFFFF !important;
  border-radius: var(--radius-full) !important;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 2px 10px var(--accent-green-glow);
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-nav-cta:hover {
  background: linear-gradient(135deg, #12cf91 0%, #0c884c 100%);
  color: #FFFFFF !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--accent-green-glow);
}

.btn-nav-cta .btn-arrow {
  width: 13px;
  height: 13px;
  transition: transform var(--transition-fast);
}

.btn-nav-cta:hover .btn-arrow {
  transform: translateX(3px);
}

/* Mobile Toggle Hamburger */
.mobile-menu-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.hamburger-bar {
  width: 18px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* Mobile Drawer */
.mobile-nav-overlay {
  display: none;
}

/* ==========================================================================
   HERO SECTION (#home)
   ========================================================================== */
.hero-section {
  padding-top: calc(var(--nav-height) + 56px);
  padding-bottom: 84px;
  position: relative;
  overflow: hidden;
}

.hero-ambient-glow {
  position: absolute;
  top: 10%;
  right: 15%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-green-glow) 0%, rgba(15, 157, 88, 0.02) 65%, transparent 75%);
  filter: blur(50px);
  pointer-events: none;
  z-index: 0;
}

.hero-grid-pattern {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(17, 23, 19, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17, 23, 19, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 50%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, black 30%, transparent 80%);
  pointer-events: none;
  z-index: 0;
}

.hero-crosshair {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 20px;
  color: rgba(17, 23, 19, 0.15);
  font-weight: 300;
  pointer-events: none;
  user-select: none;
}

.crosshair-top-left {
  top: 24px;
  left: 24px;
}

.crosshair-bottom-right {
  bottom: 24px;
  right: 24px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 52px;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 590px;
}

.hero-badge-wrap {
  margin-bottom: 22px;
}

.hero-title {
  font-size: clamp(38px, 4.8vw, 64px);
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: -0.018em;
  margin-bottom: 22px;
  color: var(--text-primary);
  text-rendering: optimizeLegibility;
}

.hero-highlight {
  color: var(--accent-green-text);
  position: relative;
  display: inline-block;
}

.hero-highlight::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 8px;
  background: var(--accent-green-subtle);
  border-radius: 4px;
  z-index: -1;
}

.hero-desc {
  font-size: clamp(16px, 1.7vw, 18.5px);
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 530px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}

.hero-trust-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-secondary);
  border: 1px solid rgba(17, 23, 19, 0.06);
  padding: 8px 16px;
  border-radius: var(--radius-full);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.trust-icon-wrap {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: var(--accent-green-subtle);
  color: var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.trust-icon-wrap svg {
  width: 12px;
  height: 12px;
}

.trust-sep {
  color: #CBD5CD;
  font-size: 11px;
}

/* ==========================================================================
   FLAGSHIP ANDROID PHONE VISUAL MOCKUP
   ========================================================================== */
.hero-visual-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 10px;
}

.phone-ambient-halo {
  position: absolute;
  width: 320px;
  height: 480px;
  background: radial-gradient(circle, var(--accent-green-glow) 0%, transparent 68%);
  filter: blur(35px);
  pointer-events: none;
  z-index: 0;
}

/* Floating Technical Badges with Dual-Layer Glass */
.floating-badge {
  position: absolute;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 9px;
  background: rgba(251, 252, 250, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 8px 13px;
  box-shadow: var(--shadow-floating);
  pointer-events: none;
  animation: float-badge 6s ease-in-out infinite alternate;
}

@keyframes float-badge {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-7px); }
}

.fb-1 {
  top: 10%;
  left: -24px;
  animation-delay: 0s;
}

.fb-2 {
  bottom: 22%;
  right: -24px;
  animation-delay: 2s;
}

.fb-3 {
  top: 50%;
  left: -32px;
  animation-delay: 4s;
}

.fb-icon-wrap {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
}

.fb-icon-wrap svg {
  width: 14px;
  height: 14px;
}

.fb-kotlin { background: #7F52FF; }
.fb-compose { background: #4285F4; }
.fb-store { background: var(--accent-green); }

.fb-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.fb-title {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.fb-sub {
  font-size: 10.5px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* Flagship Smartphone Frame with Hardware Nuances */
.flagship-phone-frame {
  position: relative;
  z-index: 2;
  width: 320px;
  height: 590px;
  background: linear-gradient(145deg, #1C241E, #0E1310);
  border-radius: var(--radius-phone);
  padding: 10px;
  box-shadow: var(--shadow-phone);
  border: 2px solid #2F3D32;
  transform: perspective(1200px) rotateY(-5deg) rotateX(2deg);
  transition: transform var(--transition-normal);
}

.flagship-phone-frame:hover {
  transform: perspective(1200px) rotateY(-1deg) rotateX(0deg);
}

.phone-button {
  position: absolute;
  background: #253028;
  border-radius: 2px;
}

.phone-vol-up {
  left: -4px;
  top: 120px;
  width: 3px;
  height: 36px;
}

.phone-vol-down {
  left: -4px;
  top: 168px;
  width: 3px;
  height: 36px;
}

.phone-power {
  right: -4px;
  top: 140px;
  width: 3px;
  height: 46px;
}

.phone-screen-glass {
  width: 100%;
  height: 100%;
  background: #FFFFFF;
  border-radius: calc(var(--radius-phone) - 10px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Phone Status Bar */
.phone-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px 6px;
  font-size: 11px;
  font-weight: 700;
  color: #111713;
  background: #FFFFFF;
  z-index: 5;
}

.phone-clock {
  font-size: 11.5px;
  font-weight: 700;
  font-family: var(--font-mono);
}

.phone-punch-hole {
  position: relative;
  width: 11px;
  height: 11px;
  background: #000000;
  border-radius: 50%;
}

.lens-glare {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 3px;
  height: 3px;
  background: rgba(255, 255, 255, 0.65);
  border-radius: 50%;
}

.status-indicators {
  display: flex;
  align-items: center;
  gap: 4px;
}

.status-5g {
  font-size: 9px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #111713;
  margin-right: 2px;
}

.status-svg {
  width: 12px;
  height: 12px;
  color: #111713;
}

/* Android 15 Notification Card */
.mockup-toast-notification {
  margin: 4px 10px 8px;
  background: #F2F5F2;
  border: 1px solid rgba(17, 23, 19, 0.08);
  border-radius: 10px;
  padding: 7px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  z-index: 5;
}

.toast-left {
  display: flex;
  align-items: center;
  gap: 7px;
}

.toast-tag {
  font-size: 9px;
  font-weight: 800;
  background: var(--accent-green);
  color: #FFFFFF;
  padding: 2px 5px;
  border-radius: 5px;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

.toast-message {
  font-size: 11px;
  font-weight: 600;
  color: #111713;
}

.toast-time {
  font-size: 9.5px;
  color: #7E8D82;
  font-family: var(--font-mono);
}

/* Phone Application Body */
.phone-app-body {
  flex: 1;
  padding: 4px 10px 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 2px;
}

.app-header-left {
  display: flex;
  align-items: center;
}

.app-logo-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: #111713;
}

.app-logo-badge svg {
  color: var(--accent-green);
}

.app-live-indicator {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 700;
  color: var(--accent-green-text);
  font-family: var(--font-mono);
  background: var(--accent-green-subtle);
  padding: 2px 7px;
  border-radius: var(--radius-full);
  border: 1px solid var(--accent-green-border);
}

.pulse-emerald {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 5px var(--accent-green);
}

/* Vitals Telemetry Card */
.app-metrics-card {
  background: #F7FAF7;
  border: 1px solid #DCE5DD;
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.app-metrics-card:hover {
  border-color: var(--accent-green);
  box-shadow: 0 2px 8px var(--accent-green-subtle);
}

.app-metrics-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.app-metrics-label {
  font-size: 10px;
  color: #7E8D82;
  font-weight: 600;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.app-metrics-val {
  font-size: 20px;
  font-weight: 800;
  color: #111713;
  line-height: 1.1;
  font-family: var(--font-mono);
  transition: color var(--transition-fast);
}

.app-metrics-unit {
  font-size: 11px;
  font-weight: 600;
  color: #7E8D82;
  margin-left: 2px;
}

.app-metrics-tag {
  font-size: 9.5px;
  font-weight: 700;
  color: var(--accent-green-text);
  background: rgba(15, 157, 88, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.app-chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 40px;
  padding: 2px 0 6px;
  border-bottom: 1px solid #E2EAE3;
  margin-bottom: 6px;
}

.app-chart-bars .bar {
  flex: 1;
  background: #D5E2D7;
  border-radius: 2px;
  transition: height var(--transition-normal), background var(--transition-fast);
}

.app-chart-bars .bar.active {
  background: var(--accent-green);
}

.app-metrics-footer {
  display: flex;
  justify-content: space-between;
  font-size: 9.5px;
  color: #7E8D82;
  font-family: var(--font-mono);
}

.status-good {
  color: var(--accent-green-text);
  font-weight: 700;
}

/* Spec Grid */
.app-spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.app-spec-tile {
  background: #F7FAF7;
  border: 1px solid #DCE5DD;
  border-radius: 10px;
  padding: 8px;
}

.spec-tile-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-green);
  margin-bottom: 4px;
}

.spec-tile-icon svg {
  width: 15px;
  height: 15px;
}

.spec-tile-title {
  font-size: 9.5px;
  color: #7E8D82;
  font-family: var(--font-mono);
}

.spec-tile-val {
  font-size: 11px;
  font-weight: 700;
  color: #111713;
}

/* Phone Bottom Nav */
.app-bottom-nav {
  margin-top: auto;
  display: flex;
  justify-content: space-around;
  padding: 8px 0 2px;
  border-top: 1px solid #EAEFEA;
}

.nav-item-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  font-size: 9px;
  font-weight: 600;
  color: #7E8D82;
}

.nav-item-icon svg {
  width: 14px;
  height: 14px;
}

.nav-item-icon.active {
  color: var(--accent-green-text);
}

/* ==========================================================================
   CAPABILITY FEATURE STRIP
   ========================================================================== */
.capability-strip-section {
  padding: 0 0 70px;
  position: relative;
}

.capability-strip {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 22px 32px;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: center;
  box-shadow: var(--shadow-xs);
}

.cap-item {
  display: flex;
  align-items: center;
  gap: 14px;
  transition: transform var(--transition-fast);
}

.cap-item:hover {
  transform: translateY(-2px);
}

.cap-icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  border: 1px solid rgba(17, 23, 19, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-green-text);
  flex-shrink: 0;
}

.cap-icon-box svg {
  width: 20px;
  height: 20px;
}

.cap-text {
  display: flex;
  flex-direction: column;
}

.cap-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.cap-desc {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.cap-divider {
  width: 1px;
  height: 38px;
  background: var(--border-card);
}

/* ==========================================================================
   ABOUT SECTION (#about)
   ========================================================================== */
.about-section {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(17, 23, 19, 0.05);
  border-bottom: 1px solid rgba(17, 23, 19, 0.05);
}

.about-editorial-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.about-text-col {
  max-width: 580px;
}

.about-lead {
  font-size: clamp(16px, 1.7vw, 18px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.about-body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.about-pillars-grid {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.about-pillar-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--bg-card);
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-card);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
}

.about-pillar-item:hover {
  transform: translateX(4px);
  border-color: var(--border-hover);
}

.pillar-check {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--bg-secondary);
  color: var(--accent-green-text);
  border: 1px solid rgba(15, 157, 88, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pillar-num {
  font-size: 11.5px;
  font-weight: 800;
  font-family: var(--font-mono);
}

.pillar-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.pillar-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Editorial Pipeline Card */
.editorial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 30px 28px;
  box-shadow: var(--shadow-sm);
}

.pipeline-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-card);
  margin-bottom: 20px;
}

.card-eyebrow {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-green-text);
  font-family: var(--font-mono);
  display: block;
  margin-bottom: 2px;
}

.pipeline-heading {
  font-size: 17px;
  font-weight: 800;
  color: var(--text-primary);
}

.status-chip-live {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--accent-green-text);
  background: var(--accent-green-subtle);
  border: 1px solid var(--accent-green-border);
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
}

.editorial-pipeline-list {
  display: flex;
  flex-direction: column;
}

.p-node {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.p-node:hover, .p-node.active {
  background: #FFFFFF;
  box-shadow: var(--shadow-xs);
}

.p-node:focus-visible {
  outline: 2px solid var(--accent-green);
}

.p-node-num {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.p-node.active .p-node-num {
  background: var(--accent-green);
  color: #FFFFFF;
}

.p-node-content {
  display: flex;
  flex-direction: column;
}

.p-node-title {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.p-node-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.35;
}

.p-node-line {
  width: 1.5px;
  height: 12px;
  background: #DCE3DD;
  margin-left: 23px;
}

.delivery-milestone-box {
  margin-top: 18px;
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
}

.milestone-pill {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent-green-text);
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.milestone-text {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   SERVICES SECTION (#services)
   ========================================================================== */
.services-asymmetric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  background: #FFFFFF;
  box-shadow: var(--shadow-md);
}

/* Hero Service Card (01) */
.service-hero-card {
  grid-column: span 2;
  background: linear-gradient(135deg, #FAFBF9 0%, #FFFFFF 100%);
  border-color: #D1DCD3;
}

.service-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.service-index-pill {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent-green-text);
  background: var(--accent-green-subtle);
  border: 1px solid var(--accent-green-border);
  padding: 3px 9px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
}

.service-icon-box {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bg-secondary);
  color: var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-icon-box svg {
  width: 18px;
  height: 18px;
}

.service-title {
  font-size: 19px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.service-hero-card .service-title {
  font-size: 22px;
}

.service-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 20px;
}

.service-bullets {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 24px;
}

.s-bullet {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.s-bullet svg {
  width: 14px;
  height: 14px;
  color: var(--accent-green);
  flex-shrink: 0;
}

.service-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 18px;
  border-top: 1px solid rgba(17, 23, 19, 0.05);
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.service-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  padding: 3px 8px;
  border-radius: 6px;
  font-family: var(--font-mono);
}

.service-arrow-link {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.service-arrow-link svg {
  width: 15px;
  height: 15px;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-arrow-link {
  background: var(--accent-green);
  color: #FFFFFF;
}

.service-card:hover .service-arrow-link svg {
  transform: translateX(3px);
}

/* iOS Roadmap Banner */
.ios-roadmap-banner {
  background: var(--bg-secondary);
  border: 1px dashed var(--border-card);
  border-radius: var(--radius-md);
  padding: 14px 20px;
}

.ios-banner-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ios-tag {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  background: #E1E8E2;
  padding: 2px 7px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.ios-text {
  font-size: 13.5px;
  color: var(--text-secondary);
}

.ios-text strong {
  color: var(--text-primary);
}

/* ==========================================================================
   TECHNOLOGY STACK
   ========================================================================== */
.tech-section {
  padding-top: 100px;
  padding-bottom: 100px;
  border-top: 1px solid rgba(17, 23, 19, 0.06);
}

.tech-filter-pills {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
}

.tech-filter-btn {
  padding: 8px 16px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.tech-filter-btn:hover {
  color: var(--text-primary);
  border-color: #CBD5CD;
}

.tech-filter-btn.active {
  background: var(--accent-green);
  color: #FFFFFF;
  border-color: var(--accent-green);
  box-shadow: 0 2px 8px var(--accent-green-glow);
}

.tech-filter-btn.active .filter-count {
  background: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

.filter-count {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  background: var(--bg-secondary);
  color: var(--text-muted);
  padding: 1px 6px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  transition: all var(--transition-fast);
}

.tech-filter-btn.active .filter-count {
  background: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.tech-badge {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
}

.tech-badge.dimmed {
  opacity: 0.22;
  transform: scale(0.96);
  pointer-events: none;
}

.tech-badge:hover {
  background: #FFFFFF;
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.tech-icon-wrap {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
}

.tech-icon-wrap svg {
  width: 22px;
  height: 22px;
}

.tech-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tech-name {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.tech-role {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ==========================================================================
   FEATURED CASE STUDY: GAMEFINITY UNIVERSE (#work)
   ========================================================================== */
.projects-section {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(17, 23, 19, 0.05);
  border-bottom: 1px solid rgba(17, 23, 19, 0.05);
}

.showcase-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 36px;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.showcase-content {
  display: flex;
  flex-direction: column;
}

.showcase-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.meta-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.showcase-title {
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.018em;
  margin-bottom: 14px;
  text-rendering: optimizeLegibility;
}

.showcase-desc {
  font-size: 15.5px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.showcase-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.s-metric-box {
  background: var(--bg-secondary);
  border: 1px solid rgba(17, 23, 19, 0.05);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.s-metric-val {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  font-family: var(--font-mono);
  margin-bottom: 2px;
}

.s-metric-label {
  font-size: 11.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.showcase-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 28px;
}

.proj-tag {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
}

.showcase-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Play Store Button */
.btn-playstore {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-card);
  color: var(--text-primary);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.btn-playstore:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-green);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px var(--accent-green-glow);
}

.playstore-svg {
  width: 22px;
  height: 22px;
  color: var(--accent-green-bright);
}

.playstore-btn-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  text-align: left;
}

.playstore-sub {
  font-size: 9.5px;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.playstore-main {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.playstore-rating-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
}

.playstore-rating-badge .star {
  color: #F59E0B;
}

.playstore-rating-badge .rating-num {
  font-weight: 700;
  color: var(--text-primary);
}

.playstore-rating-badge .rating-sep {
  color: #CBD5CD;
}

/* Interactive Preview Column */
.showcase-visual-col {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.interactive-preview-header {
  width: 100%;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.preview-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-green-bright);
  font-family: var(--font-mono);
  white-space: nowrap;
}

.screen-switcher-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-secondary);
  padding: 2px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-card);
}

.screen-tab-btn {
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 12px;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.screen-tab-btn:hover:not(.active) {
  color: var(--text-primary);
  background: var(--accent-green-subtle);
}

.screen-tab-btn.active {
  background: var(--accent-green);
  color: #FFFFFF;
  box-shadow: 0 2px 8px var(--accent-green-glow);
}

/* Game Phone Device Shell */
.game-phone-device {
  width: 310px;
  background: #111613;
  border-radius: 36px;
  padding: 8px;
  box-shadow: var(--shadow-phone);
  border: 2px solid #28332A;
  position: relative;
}

.game-screen-shell {
  background: #141A16;
  border-radius: 28px;
  padding: 12px;
  color: #EDF3EE;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.game-ui-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  background: #1C241F;
  border-radius: 10px;
  padding: 8px 12px;
  border: 1px solid #28342D;
}

.game-score-box {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.game-score-lbl {
  font-size: 8.5px;
  font-weight: 700;
  color: #8E9F94;
  font-family: var(--font-mono);
}

.game-score-val {
  font-size: 13px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #FFFFFF;
}

.game-score-val.combo-accent {
  color: var(--eng-accent);
}

/* 8x8 Grid Puzzle Board */
.game-board {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 3px;
  background: #1C241F;
  padding: 8px;
  border-radius: 10px;
  border: 1px solid #28342D;
  margin-bottom: 10px;
  position: relative;
}

.g-cell {
  aspect-ratio: 1;
  background: #253029;
  border-radius: 3px;
  cursor: pointer;
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.g-cell:hover {
  transform: scale(1.1);
  background: #314037;
}

.g-cell.filled-green {
  background: #0F9D58;
  box-shadow: inset 0 0 4px rgba(255, 255, 255, 0.4);
}

.g-cell.filled-cyan {
  background: #0284C7;
  box-shadow: inset 0 0 4px rgba(255, 255, 255, 0.4);
}

.g-cell.filled-orange {
  background: #D97706;
  box-shadow: inset 0 0 4px rgba(255, 255, 255, 0.4);
}

.g-cell.filled-purple {
  background: #7C3AED;
  box-shadow: inset 0 0 4px rgba(255, 255, 255, 0.4);
}

/* Mini Blast Button */
.game-clear-interactive-bar {
  margin-bottom: 10px;
}

.btn-mini-blast {
  width: 100%;
  padding: 7px;
  background: #253029;
  border: 1px solid #35453A;
  border-radius: 8px;
  color: #34D399;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
  transition: all var(--transition-fast);
}

.btn-mini-blast:hover {
  background: #34D399;
  color: #111613;
}

/* Piece Dock */
.game-dock {
  display: flex;
  justify-content: space-around;
  background: #1C241F;
  border-radius: 10px;
  padding: 8px;
  border: 1px solid #28342D;
}

.game-piece-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
}

.piece-grid-2x2 {
  display: grid;
  grid-template-columns: repeat(2, 8px);
  gap: 2px;
}

.piece-grid-2x2 div {
  width: 8px;
  height: 8px;
  background: #0F9D58;
  border-radius: 2px;
}

.piece-grid-1x3 {
  display: grid;
  grid-template-rows: repeat(3, 8px);
  gap: 2px;
}

.piece-grid-1x3 div {
  width: 8px;
  height: 8px;
  background: #0284C7;
  border-radius: 2px;
}

.piece-grid-3x1 {
  display: grid;
  grid-template-columns: repeat(3, 8px);
  gap: 2px;
}

.piece-grid-3x1 div {
  width: 8px;
  height: 8px;
  background: #D97706;
  border-radius: 2px;
}

/* Screen 2: Scores */
.scores-panel {
  padding: 10px;
}

.scores-header {
  font-size: 12.5px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: #34D399;
  margin-bottom: 12px;
}

.scores-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.score-row {
  display: flex;
  align-items: center;
  padding: 8px 10px;
  background: #1C241F;
  border-radius: 6px;
  font-size: 12px;
  font-family: var(--font-mono);
}

.score-row.top-rank {
  border: 1px solid #34D399;
}

.rank-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #27362C;
  color: #34D399;
  font-size: 9px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-right: 10px;
  flex-shrink: 0;
}

.rank-name {
  color: #EDF3EE;
  flex: 1;
}

.rank-score {
  color: #34D399;
  font-weight: 700;
}

/* Secondary Architecture Demos */
.secondary-projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.demo-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
}

.demo-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-sm);
}

.demo-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.demo-type {
  font-size: 10.5px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.demo-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.demo-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 16px;
}

.demo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* ==========================================================================
   ENGINEERING SECTION (#engineering)
   ========================================================================== */
.engineering-section {
  background: var(--eng-bg);
  color: var(--eng-text);
}

.eng-label {
  color: var(--eng-accent);
}

.eng-title {
  color: #FFFFFF;
}

.eng-sub {
  color: var(--eng-text-muted);
}

/* Clean Architecture Diagram Card */
.arch-diagram-card {
  background: var(--eng-surface);
  border: 1px solid var(--eng-card-border);
  border-radius: var(--radius-xl);
  padding: 32px 30px;
  margin-bottom: 36px;
}

.arch-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--eng-card-border);
}

.arch-card-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  color: #FFFFFF;
}

.arch-card-title svg {
  width: 20px;
  height: 20px;
  color: var(--eng-accent);
}

.arch-badge {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--eng-accent);
  background: var(--eng-accent-glow);
  border: 1px solid rgba(52, 211, 153, 0.3);
  padding: 3px 8px;
  border-radius: 6px;
  font-family: var(--font-mono);
}

.arch-flow-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 20px;
}

.arch-layer-item {
  flex: 1;
  background: var(--eng-card);
  border: 1px solid var(--eng-card-border);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.arch-layer-item:hover, .arch-layer-item.active {
  border-color: var(--eng-accent);
  transform: translateY(-2px);
  background: #242E27;
}

.arch-layer-item.active {
  box-shadow: 0 4px 16px var(--eng-accent-glow);
}

.arch-layer-item:focus-visible {
  outline: 2px solid var(--eng-accent);
}

.arch-layer-pill {
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--eng-accent);
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.arch-layer-tech {
  font-size: 13.5px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 2px;
}

.arch-layer-sub {
  font-size: 10.5px;
  color: var(--eng-text-muted);
}

.arch-connector-arrow {
  color: var(--eng-card-border);
  font-size: 16px;
  font-weight: 800;
}

/* Interactive Architecture Detail Box */
.arch-interactive-detail {
  background: var(--eng-card);
  border: 1px solid var(--eng-card-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 20px;
  transition: all var(--transition-normal);
}

.arch-detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
  flex-wrap: wrap;
  gap: 8px;
}

.arch-detail-tag {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--eng-accent);
  font-family: var(--font-mono);
}

.arch-detail-tech {
  font-size: 12.5px;
  font-weight: 700;
  color: #FFFFFF;
  font-family: var(--font-mono);
}

.arch-detail-body {
  font-size: 13.5px;
  color: var(--eng-text-muted);
  line-height: 1.55;
}

.arch-tags-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--eng-card-border);
}

.arch-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--eng-text-muted);
  background: var(--eng-card);
  border: 1px solid var(--eng-card-border);
  padding: 3px 9px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
}

/* CI/CD Flow */
.eng-pipeline-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--eng-surface);
  border: 1px solid var(--eng-card-border);
  border-radius: var(--radius-lg);
  padding: 22px 30px;
  margin-bottom: 36px;
}

.eng-step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.eng-step-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--eng-card);
  border: 1px solid var(--eng-card-border);
  color: var(--eng-accent);
  font-size: 12px;
  font-weight: 800;
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 6px;
}

.eng-step-name {
  font-size: 13px;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: 0.05em;
  font-family: var(--font-mono);
}

.eng-step-sub {
  font-size: 11px;
  color: var(--eng-text-muted);
}

.eng-arrow {
  color: var(--eng-card-border);
  font-size: 18px;
  font-weight: 700;
}

/* Benchmarks Comparison Matrix */
.eng-comparison-card {
  background: var(--eng-surface);
  border: 1px solid var(--eng-card-border);
  border-radius: var(--radius-xl);
  padding: 28px 30px;
  margin-bottom: 36px;
}

.eng-comp-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}

.eng-comp-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: #FFFFFF;
}

.comp-icon {
  width: 18px;
  height: 18px;
  color: var(--eng-accent);
}

.eng-telemetry-badge {
  font-size: 10.5px;
  color: var(--eng-accent);
  background: var(--eng-accent-glow);
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.eng-comp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.comp-item {
  background: var(--eng-card);
  border: 1px solid var(--eng-card-border);
  border-radius: var(--radius-md);
  padding: 16px;
}

.comp-metric-name {
  font-size: 13px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 12px;
}

.comp-bar-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.comp-stat-badge {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-family: var(--font-mono);
}

.comp-stat-badge.native {
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.3);
  color: #34D399;
}

.comp-stat-badge.generic {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--eng-card-border);
  color: var(--eng-text-muted);
}

.comp-val {
  font-weight: 700;
}

/* Metrics Grid */
.eng-metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.eng-metric-card {
  background: var(--eng-surface);
  border: 1px solid var(--eng-card-border);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  text-align: center;
  transition: all var(--transition-fast);
}

.eng-metric-card:hover {
  border-color: var(--eng-accent);
  transform: translateY(-2px);
}

.eng-m-value {
  font-size: 22px;
  font-weight: 800;
  color: var(--eng-accent);
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.eng-m-title {
  font-size: 13px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 2px;
}

.eng-m-desc {
  font-size: 11px;
  color: var(--eng-text-muted);
  line-height: 1.35;
}

/* ==========================================================================
   DEVELOPMENT PROCESS (#process)
   ========================================================================== */
.process-section {
  background: var(--bg-primary);
}

.timeline-container {
  position: relative;
  max-width: 100%;
}

.timeline-progress-track {
  position: absolute;
  top: 36px;
  left: 30px;
  right: 30px;
  height: 2px;
  background: #DCE3DD;
  z-index: 0;
}

.timeline-horizontal {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
}

.timeline-node-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
}

.timeline-node-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
  background: #FFFFFF;
}

.timeline-node-card.active {
  background: #FFFFFF;
  border-color: var(--accent-green);
  box-shadow: 0 4px 16px var(--accent-green-glow);
}

.timeline-node-card:focus-visible {
  outline: 2px solid var(--accent-green);
}

.timeline-step-badge {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 800;
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  transition: all var(--transition-fast);
}

.timeline-node-card.active .timeline-step-badge {
  background: var(--accent-green);
  color: #FFFFFF;
  border-color: var(--accent-green);
}

.t-node-title {
  font-size: 13.5px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.t-node-desc {
  font-size: 11.5px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Process Detail Box */
.process-detail-card {
  margin-top: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
}

.p-detail-badge {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent-green-text);
  font-family: var(--font-mono);
  margin-bottom: 6px;
}

.p-detail-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.p-detail-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.p-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.p-tag {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--accent-green-text);
  background: var(--accent-green-subtle);
  border: 1px solid var(--accent-green-border);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
}

/* ==========================================================================
   WHY APPFINITY SECTION
   ========================================================================== */
.why-section {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(17, 23, 19, 0.05);
}

.why-editorial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-editorial-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
}

.why-editorial-item:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  background: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.why-num {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent-green-text);
  font-family: var(--font-mono);
  display: block;
  margin-bottom: 12px;
}

.why-title {
  font-size: 19px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.why-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   ANDROID FOCUS BRAND STATEMENT
   ========================================================================== */
.focus-section {
  padding: 80px 0;
  text-align: center;
  background: var(--bg-primary);
  position: relative;
}

.focus-inner {
  max-width: 720px;
  margin: 0 auto;
}

.focus-heading {
  font-size: clamp(30px, 3.8vw, 46px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.018em;
  margin: 16px 0 20px;
  text-rendering: optimizeLegibility;
}

.highlight-green {
  color: var(--accent-green-text);
}

.focus-line {
  width: 48px;
  height: 3px;
  background: var(--accent-green);
  margin: 0 auto 20px;
  border-radius: 2px;
}

.focus-desc {
  font-size: clamp(15.5px, 1.6vw, 18px);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 30px;
}

/* ==========================================================================
   FINAL CTA SECTION
   ========================================================================== */
.final-cta-section {
  padding: 0 0 90px;
}

.cta-box {
  background: #111613;
  border-radius: var(--radius-xl);
  padding: 60px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.cta-ambient {
  position: absolute;
  top: -50%;
  left: 20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(circle, var(--accent-green-glow) 0%, transparent 60%);
  filter: blur(45px);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(30px, 3.6vw, 44px);
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 14px;
}

.cta-desc {
  font-size: 16.5px;
  color: #A3B2A8;
  margin-bottom: 30px;
  line-height: 1.6;
}

.cta-buttons-row {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ==========================================================================
   CONTACT SECTION (#contact)
   ========================================================================== */
.contact-section {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(17, 23, 19, 0.06);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 52px;
  align-items: flex-start;
}

.contact-info-col {
  max-width: 500px;
}

.contact-lead {
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.direct-email-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 22px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-xs);
}

.direct-email-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.direct-email-label {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.direct-email-val {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.direct-email-val a#emailText {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
  word-break: break-all;
}

.email-actions-row {
  display: flex;
  gap: 8px;
}

.btn-copy-email {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  font-size: 12.5px;
  font-weight: 600;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-card);
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-copy-email:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-green);
  color: var(--accent-green-bright);
}

.btn-copy-email svg {
  width: 14px;
  height: 14px;
}

.btn-open-email {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  font-size: 12.5px;
  font-weight: 600;
  background: var(--accent-green);
  color: #FFFFFF !important;
  border: 1px solid var(--accent-green);
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-open-email:hover {
  background: var(--accent-green-dark);
  border-color: var(--accent-green-dark);
  color: #FFFFFF !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--accent-green-glow);
}

.contact-perks-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  list-style: none;
}

.contact-perk {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.perk-icon-wrap {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--accent-green-subtle);
  border: 1px solid var(--accent-green-border);
  color: var(--accent-green-text);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.perk-icon-wrap svg {
  width: 12px;
  height: 12px;
}

/* Contact Form Card */
.contact-form-card {
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
}

.form-scope-wrap {
  margin-bottom: 20px;
}

.scope-chips-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.form-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  display: block;
}

.timeline-estimate-tag {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-green-text);
  background: var(--accent-green-subtle);
  border: 1px solid var(--accent-green-border);
  padding: 2px 7px;
  border-radius: 5px;
  font-family: var(--font-mono);
}

.chip-select-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip-option {
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.chip-option:hover {
  color: var(--text-primary);
  border-color: #A3B2A8;
}

.chip-option.selected {
  background: var(--accent-green);
  color: #FFFFFF;
  border-color: var(--accent-green);
  box-shadow: 0 2px 8px var(--accent-green-glow);
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}

.form-group {
  margin-bottom: 14px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 11px 14px;
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-green-subtle);
}

.form-textarea {
  resize: vertical;
  min-height: 95px;
}

.btn-submit-form {
  width: 100%;
  margin-top: 6px;
}

.form-success-box {
  display: none;
  margin-top: 16px;
  background: #EFFCF3;
  border: 1px solid #A7F3D0;
  border-radius: var(--radius-md);
  padding: 16px 18px;
  gap: 12px;
  align-items: flex-start;
}

.form-success-box.show {
  display: flex;
}

.success-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #10B981;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.success-icon svg {
  width: 15px;
  height: 15px;
}

.success-title {
  font-size: 14.5px;
  font-weight: 800;
  color: #065F46;
  margin-bottom: 3px;
}

.success-desc {
  font-size: 13px;
  color: #047857;
  line-height: 1.45;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: #0D110E;
  color: #EDF3EE;
  padding: 60px 0 32px;
  border-top: 1px solid #1E2620;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 56px;
  padding-bottom: 40px;
  border-bottom: 1px solid #1E2620;
  margin-bottom: 28px;
}

.footer-brand .brand-logo {
  color: #FFFFFF;
  margin-bottom: 14px;
}

.footer-brand .brand-title {
  color: #FFFFFF;
}

.footer-brand .brand-icon-box {
  background: #1C241F;
  color: var(--eng-accent);
}

.footer-brand-desc {
  font-size: 14px;
  color: #8E9F94;
  line-height: 1.55;
  max-width: 440px;
  margin-bottom: 16px;
}

.footer-email-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13.5px;
  color: var(--eng-accent);
  font-weight: 600;
  font-family: var(--font-mono);
  transition: opacity var(--transition-fast);
}

.footer-email-link:hover {
  opacity: 0.85;
}

.footer-mail-svg {
  width: 15px;
  height: 15px;
}

.footer-heading {
  font-size: 13px;
  font-weight: 700;
  color: #FFFFFF;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
  margin-bottom: 16px;
}

.footer-nav-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 20px;
}

.footer-nav-list a {
  font-size: 13.5px;
  color: #8E9F94;
  transition: color var(--transition-fast);
}

.footer-nav-list a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12.5px;
  color: #627267;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-legal-links a {
  color: #627267;
}

.footer-legal-links a:hover {
  color: #FFFFFF;
}

.legal-sep {
  color: #2D3830;
}

/* ==========================================================================
   FLOATING BACK TO TOP BUTTON
   ========================================================================== */
.back-to-top-btn {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-green);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px var(--accent-green-glow), var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  z-index: 990;
}

.back-to-top-btn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top-btn:hover {
  background: var(--accent-green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px var(--accent-green-glow);
}

.back-to-top-btn svg {
  width: 17px;
  height: 17px;
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS (Zero Horizontal Overflow)
   ========================================================================== */
@media (max-width: 1200px) {
  .services-asymmetric-grid {
    grid-template-columns: 1fr 1fr;
  }
  .service-hero-card {
    grid-column: span 2;
  }
  .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .arch-flow-grid {
    flex-wrap: wrap;
    justify-content: center;
  }
  .arch-connector-arrow {
    display: none;
  }
  .arch-layer-item {
    min-width: 140px;
  }
  .eng-metrics-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .timeline-horizontal {
    grid-template-columns: repeat(4, 1fr);
  }
  .timeline-progress-track {
    display: none;
  }
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 44px;
    text-align: center;
  }
  .hero-content {
    max-width: 100%;
    margin: 0 auto;
  }
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-cta-group {
    justify-content: center;
  }
  .hero-trust-row {
    margin: 0 auto;
  }
  .flagship-phone-frame {
    transform: none;
  }
  .flagship-phone-frame:hover {
    transform: none;
  }
  .fb-1, .fb-2, .fb-3 {
    display: none !important;
  }
  .nav-status-pill {
    display: none;
  }
  .btn-cmd-palette {
    display: none !important;
  }
  .nav-link {
    padding: 0 8px;
    font-size: 12.5px;
  }
  .capability-strip {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .cap-divider {
    display: none;
  }
  .about-editorial-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .about-text-col {
    max-width: 100%;
  }
  .showcase-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .eng-pipeline-flow {
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
  }
  .eng-arrow {
    display: none;
  }
  .eng-comp-grid {
    grid-template-columns: 1fr;
  }
  .why-editorial-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .contact-info-col {
    max-width: 100%;
  }
}

@media (max-width: 860px) {
  .nav-desktop {
    display: none;
  }
  .nav-status-pill {
    display: none;
  }
  .btn-nav-cta {
    display: none;
  }
  .btn-cmd-palette {
    display: none !important;
  }
  .palette-dots-row {
    display: none !important;
  }
  .mobile-menu-toggle {
    display: flex !important;
  }
  .mobile-nav-overlay {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(17, 23, 19, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }
  .mobile-nav-overlay.open {
    opacity: 1;
    visibility: visible;
  }
  .mobile-drawer {
    position: absolute;
    top: 0;
    right: 0;
    width: 84%;
    max-width: 320px;
    height: 100%;
    background: var(--bg-card);
    box-shadow: -8px 0 28px rgba(0, 0, 0, 0.2);
    padding: 22px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
  }
  .mobile-nav-overlay.open .mobile-drawer {
    transform: translateX(0);
  }
  .mobile-drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border-card);
  }
  .mobile-drawer-close {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-card);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
  }
  .mobile-drawer-close svg {
    width: 16px;
    height: 16px;
  }
  .mobile-drawer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
  }
  .mobile-drawer-link {
    display: block;
    padding: 10px 14px;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
  }
  .mobile-drawer-link:hover, .mobile-drawer-link.active {
    background: var(--bg-secondary);
    color: var(--accent-green-text);
  }
  .drawer-contact-note {
    margin-top: 14px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .drawer-contact-lbl {
    font-size: 11px;
    color: var(--text-muted);
  }
  .drawer-contact-email {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-mono);
  }
  .services-asymmetric-grid {
    grid-template-columns: 1fr;
  }
  .service-hero-card {
    grid-column: span 1;
  }
  .tech-grid {
    grid-template-columns: 1fr 1fr;
  }
  .secondary-projects-grid {
    grid-template-columns: 1fr;
  }
  .eng-metrics-grid {
    grid-template-columns: 1fr 1fr;
  }
  .timeline-horizontal {
    grid-template-columns: 1fr;
  }
  .why-editorial-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

@media (max-width: 640px) {
  .header-wrapper {
    padding: 10px 14px;
  }
  .navbar {
    padding: 6px 12px;
    border-radius: var(--radius-md);
  }
  .brand-sub {
    display: none;
  }
  .nav-actions {
    gap: 8px;
  }
  .section-pad {
    padding-top: 72px;
    padding-bottom: 72px;
  }
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .hero-section {
    padding-top: calc(var(--nav-height) + 32px);
    padding-bottom: 50px;
  }
  .hero-title {
    font-size: 34px;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta-group .btn {
    width: 100%;
  }
  .hero-trust-row {
    flex-direction: column;
    border-radius: var(--radius-md);
    gap: 6px;
    padding: 10px;
    width: 100%;
  }
  .trust-sep {
    display: none;
  }
  .flagship-phone-frame {
    width: 280px;
    height: 520px;
  }
  .fb-1, .fb-2, .fb-3 {
    display: none;
  }
  .capability-strip {
    grid-template-columns: 1fr;
    padding: 18px;
  }
  .showcase-card {
    padding: 22px 16px;
  }
  .showcase-metrics-grid {
    grid-template-columns: 1fr;
  }
  .game-phone-device {
    width: 100%;
    max-width: 290px;
  }
  .form-group-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .contact-form-card {
    padding: 22px 16px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
  .footer-nav-list {
    grid-template-columns: 1fr;
  }
}

/* Accessibility & Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}


/* ==========================================================================
   INTERACTIVE UI/UX ENHANCEMENTS (V2 MICRO-INTERACTIONS & FEEDBACK)
   ========================================================================== */

/* Top Reading Scroll Progress Bar */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, #0F9D58 0%, #10B981 50%, #34D399 100%);
  z-index: 10000;
  pointer-events: none;
  transition: width 0.08s linear;
  box-shadow: 0 0 8px rgba(15, 157, 88, 0.4);
}

/* Floating Particle Scores for Mini-Blast Game */
.score-float-particle {
  position: absolute;
  pointer-events: none;
  font-family: var(--font-mono, monospace);
  font-weight: 800;
  font-size: 13px;
  color: #10B981;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
  z-index: 100;
  transform: translate(-50%, -50%);
  animation: floatScoreParticle 0.85s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.score-float-particle.combo {
  font-size: 16px;
  color: #34D399;
  text-shadow: 0 0 10px rgba(16, 185, 129, 0.8), 0 2px 4px rgba(0, 0, 0, 0.8);
}

@keyframes floatScoreParticle {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(0.8);
  }
  35% {
    opacity: 1;
    transform: translate(-50%, -90%) scale(1.25);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -150%) scale(0.95);
  }
}

/* Game Phone Screen Shake on Line Clear */
.game-phone-device.shake-screen {
  animation: screenShake 0.32s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes screenShake {
  10%, 90% { transform: translate3d(-2px, 0, 0); }
  20%, 80% { transform: translate3d(3px, 0, 0); }
  30%, 50%, 70% { transform: translate3d(-3px, 0, 0); }
  40%, 60% { transform: translate3d(3px, 0, 0); }
}

/* Hero Telemetry Card Interactive Styling */
.app-metrics-card {
  cursor: pointer;
  user-select: none;
  transition: transform var(--transition-fast, 0.15s ease), box-shadow var(--transition-fast, 0.15s ease), border-color var(--transition-fast, 0.15s ease) !important;
}

.app-metrics-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08) !important;
  border-color: rgba(15, 157, 88, 0.4) !important;
}

.app-metrics-card.pulsing {
  border-color: #0F9D58 !important;
  box-shadow: 0 0 0 3px rgba(15, 157, 88, 0.2) !important;
}

/* Detail Card Fade In Micro-Animation */
.detail-fade-in {
  animation: detailFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes detailFadeIn {
  from {
    opacity: 0.4;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Form Input Validation Feedback */
.form-input.is-invalid {
  border-color: #EF4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15) !important;
  animation: inputShake 0.32s ease !important;
}

@keyframes inputShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

/* Floating Toast / Snackbar for Email Copy & Alerts */
.floating-toast-snackbar {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #111827;
  color: #FFFFFF;
  padding: 12px 22px;
  border-radius: 9999px;
  font-size: 13.5px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25), 0 2px 6px rgba(0, 0, 0, 0.1);
  z-index: 99999;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.32s ease;
  border: 1px solid rgba(255, 255, 255, 0.12);
  white-space: nowrap;
}

.floating-toast-snackbar.active {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.floating-toast-icon {
  width: 20px;
  height: 20px;
  background: #0F9D58;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 11px;
  flex-shrink: 0;
}


/* ==========================================================================
   ADVANCED UI/UX V3 POLISH & MICRO-INTERACTIONS
   ========================================================================== */

/* 1. Cursor Spotlight Hover Effect on Cards */
.spotlight-card {
  position: relative;
  overflow: hidden;
}

.spotlight-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(450px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(15, 157, 88, 0.07), transparent 45%);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
  z-index: 1;
}

.spotlight-card:hover::before {
  opacity: 1;
}

.spotlight-card > * {
  position: relative;
  z-index: 2;
}

/* 2. Command Palette Navbar Trigger Button */
.btn-cmd-palette {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  padding: 0 10px;
  background: rgba(0, 0, 0, 0.035);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap !important;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.btn-cmd-palette:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-green);
  transform: translateY(-0.5px);
  box-shadow: 0 2px 8px var(--accent-green-glow);
}

.btn-cmd-palette:hover .cmd-kbd {
  color: var(--accent-green-bright);
}

.cmd-kbd {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  white-space: nowrap !important;
  display: inline-block;
  line-height: 1;
}

/* 3. Command Palette Modal (Ctrl+K / ⌘K) */
.command-palette-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 100000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 14vh;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}

.command-palette-backdrop.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.command-palette-card {
  width: 100%;
  max-width: 580px;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), 0 4px 16px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transform: scale(0.96) translateY(-8px);
  transition: transform 0.24s cubic-bezier(0.16, 1, 0.3, 1);
}

.command-palette-backdrop.open .command-palette-card {
  transform: scale(1) translateY(0);
}

.cmd-input-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light, rgba(0, 0, 0, 0.07));
  background: #FAFBFA;
}

.cmd-search-icon {
  width: 20px;
  height: 20px;
  color: var(--text-muted, #9CA3AF);
  flex-shrink: 0;
}

.cmd-search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-sans, inherit);
  font-size: 15px;
  color: var(--text-primary, #111827);
  font-weight: 500;
}

.cmd-search-input::placeholder {
  color: var(--text-muted, #9CA3AF);
  font-weight: 400;
}

.cmd-esc-tag {
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted, #9CA3AF);
  background: #FFFFFF;
  border: 1px solid var(--border-light, rgba(0, 0, 0, 0.1));
  border-radius: 4px;
  padding: 2px 6px;
}

.cmd-list-wrap {
  max-height: 380px;
  overflow-y: auto;
  padding: 12px;
}

.cmd-group-label {
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-muted, #9CA3AF);
  padding: 6px 12px;
  text-transform: uppercase;
}

.cmd-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
  transition: all var(--transition-fast, 0.15s ease);
}

.cmd-item:hover, .cmd-item.active {
  background: #F0F4F1;
}

.cmd-item-icon {
  font-size: 16px;
  width: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cmd-item-text {
  flex: 1;
  min-width: 0;
}

.cmd-item-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary, #111827);
}

.cmd-item-sub {
  font-size: 11.5px;
  color: var(--text-secondary, #4B5563);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cmd-item-badge {
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  color: var(--text-muted, #9CA3AF);
  background: #FFFFFF;
  border: 1px solid var(--border-light, rgba(0, 0, 0, 0.08));
  border-radius: 6px;
  padding: 2px 6px;
}

.cmd-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  border-top: 1px solid var(--border-light, rgba(0, 0, 0, 0.06));
  background: #FAFBFA;
  font-size: 11px;
  color: var(--text-muted, #9CA3AF);
}

.cmd-footer-keys {
  display: flex;
  gap: 14px;
}

.cmd-footer-keys kbd {
  font-family: var(--font-mono, monospace);
  background: #FFFFFF;
  border: 1px solid var(--border-light, rgba(0, 0, 0, 0.1));
  border-radius: 3px;
  padding: 1px 4px;
  font-size: 9.5px;
}

/* 4. Flagship Hero Phone Mode Switcher & Extra Views */
.phone-mode-tabs {
  display: flex;
  background: #1B221E;
  padding: 3px;
  border-radius: var(--radius-full, 9999px);
  margin-bottom: 12px;
  gap: 2px;
}

.phone-mode-tab {
  flex: 1;
  padding: 4px 6px;
  font-size: 10.5px;
  font-weight: 600;
  color: #8C9C90;
  border-radius: var(--radius-full, 9999px);
  background: transparent;
  transition: all var(--transition-fast, 0.15s ease);
  text-align: center;
}

.phone-mode-tab:hover {
  color: #FFFFFF;
}

.phone-mode-tab.active {
  background: #0F9D58;
  color: #FFFFFF;
  box-shadow: 0 1px 4px rgba(15, 157, 88, 0.4);
}

/* Mode 2: Compose Interactive Demo */
.phone-compose-demo {
  background: #19201C;
  border: 1px solid #28342D;
  border-radius: var(--radius-md, 12px);
  padding: 14px;
  color: #FFFFFF;
  margin-bottom: 12px;
}

.compose-demo-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #10B981;
  margin-bottom: 10px;
  text-transform: uppercase;
  font-family: var(--font-mono, monospace);
}

.compose-interactive-control {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.control-label {
  font-size: 12px;
  color: #D1D5DB;
}

.compose-switch {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
}

.compose-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-track {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #374151;
  border-radius: 20px;
  transition: 0.25s;
}

.switch-track:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: 0.25s;
}

.compose-switch input:checked + .switch-track {
  background-color: #0F9D58;
}

.compose-switch input:checked + .switch-track:before {
  transform: translateX(16px);
}

.compose-slider-wrap {
  margin-bottom: 12px;
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: #9CA3AF;
  margin-bottom: 4px;
  font-family: var(--font-mono, monospace);
}

.compose-slider {
  width: 100%;
  accent-color: #0F9D58;
}

.compose-pill-row {
  display: flex;
  gap: 6px;
}

.compose-chip {
  font-size: 9.5px;
  font-family: var(--font-mono, monospace);
  padding: 3px 7px;
  background: #253029;
  border-radius: 6px;
  color: #9CA3AF;
}

.compose-chip.active {
  background: rgba(15, 157, 88, 0.2);
  color: #34D399;
  border: 1px solid rgba(15, 157, 88, 0.35);
}

/* Mode 3: Architecture Data Flow Demo */
.phone-arch-flow {
  background: #19201C;
  border: 1px solid #28342D;
  border-radius: var(--radius-md, 12px);
  padding: 14px;
  margin-bottom: 12px;
}

.arch-flow-stream {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-bottom: 10px;
}

.stream-node {
  width: 100%;
  background: #232D27;
  border: 1px solid #2E3B33;
  border-radius: 8px;
  padding: 6px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.25s ease;
}

.stream-node.active {
  border-color: #0F9D58;
  background: #1C2B22;
}

.node-badge {
  font-family: var(--font-mono, monospace);
  font-size: 9px;
  font-weight: 800;
  padding: 2px 5px;
  border-radius: 4px;
  background: #0F9D58;
  color: #FFFFFF;
}

.node-label {
  font-size: 11px;
  color: #D1D5DB;
  font-weight: 500;
}

.stream-arrow {
  color: #0F9D58;
  font-weight: 700;
  font-size: 12px;
  line-height: 1;
}

.stream-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  color: #34D399;
  font-family: var(--font-mono, monospace);
}

/* 5. Game Audio Synthesizer Toggle */
.btn-audio-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  border-radius: var(--radius-full, 9999px);
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-secondary, #4B5563);
  border: 1px solid var(--border-light, rgba(0, 0, 0, 0.08));
  cursor: pointer;
  transition: all var(--transition-fast, 0.15s ease);
}

.btn-audio-toggle:hover {
  background: #FFFFFF;
  border-color: var(--accent-green, #0F9D58);
}

.btn-audio-toggle.active {
  background: #E6F4EA;
  color: var(--accent-green-text, #0A6C3C);
  border-color: var(--accent-green, #0F9D58);
}

/* 6. Clean Architecture Kotlin Code Spec Viewer */
.arch-kotlin-viewer {
  background: #111613;
  border: 1px solid #28342D;
  border-radius: var(--radius-md, 12px);
  overflow: hidden;
  margin-bottom: 20px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.kotlin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: #171E19;
  border-bottom: 1px solid #28342D;
  flex-wrap: wrap;
  gap: 8px;
}

.kotlin-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.kotlin-file-icon {
  width: 18px;
  height: 18px;
  background: #7F52FF;
  border-radius: 4px;
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono, monospace);
}

.kotlin-filename {
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  font-weight: 700;
  color: #FFFFFF;
}

.kotlin-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  background: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border-radius: 9999px;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.btn-copy-code {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  background: #253029;
  color: #D1D5DB;
  border-radius: 6px;
  border: 1px solid #35423A;
  cursor: pointer;
  transition: all var(--transition-fast, 0.15s ease);
}

.btn-copy-code:hover {
  background: #314037;
  color: #FFFFFF;
  border-color: #10B981;
}

.btn-copy-code svg {
  width: 13px;
  height: 13px;
}

.kotlin-card-body {
  padding: 16px;
  overflow-x: auto;
}

.kotlin-pre {
  margin: 0;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 12px;
  line-height: 1.65;
  color: #A7F3D0;
}

/* 7. Contact Form Prompt Chips & Character Counter */
.form-textarea-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.char-counter {
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--text-muted, #9CA3AF);
  font-weight: 600;
}

.prompt-chips-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.prompt-chip {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  background: #FFFFFF;
  border: 1px solid var(--border-card, rgba(0, 0, 0, 0.08));
  border-radius: var(--radius-full, 9999px);
  color: var(--text-secondary, #4B5563);
  cursor: pointer;
  transition: all var(--transition-fast, 0.15s ease);
  user-select: none;
}

.prompt-chip:hover {
  background: #E6F4EA;
  color: var(--accent-green-text, #0A6C3C);
  border-color: var(--accent-green, #0F9D58);
  transform: translateY(-1px);
}

/* ==========================================================================
   ADVANCED UI/UX V4 ENHANCEMENTS (WORLD-CLASS STUDIO LEVEL)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Dark Mode Surface & Component Overrides
   -------------------------------------------------------------------------- */
body.dark-mode .navbar {
  background: rgba(14, 20, 16, 0.88);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

body.dark-mode .header-wrapper.scrolled .navbar {
  background: rgba(14, 20, 16, 0.96);
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55);
}

body.dark-mode .brand-icon-box {
  background: var(--accent-green);
  color: #FFFFFF;
}

body.dark-mode .nav-link {
  color: var(--text-secondary);
}

body.dark-mode .nav-link:hover,
body.dark-mode .nav-link.active {
  color: var(--text-primary);
}

body.dark-mode .service-card,
body.dark-mode .showcase-card,
body.dark-mode .why-editorial-item,
body.dark-mode .editorial-card,
body.dark-mode .demo-card,
body.dark-mode .contact-form-card,
body.dark-mode .direct-email-card,
body.dark-mode .capability-strip,
body.dark-mode .estimator-card,
body.dark-mode .testi-card,
body.dark-mode .faq-card,
body.dark-mode .faq-item {
  background: var(--bg-card);
  border-color: var(--border-card);
  box-shadow: var(--shadow-sm);
}

body.dark-mode .service-card:hover,
body.dark-mode .why-editorial-item:hover,
body.dark-mode .demo-card:hover,
body.dark-mode .testi-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

body.dark-mode .service-index-pill,
body.dark-mode .why-num {
  background: rgba(255, 255, 255, 0.05);
  color: var(--accent-green-bright);
}

body.dark-mode .service-icon-box,
body.dark-mode .cap-icon-box,
body.dark-mode .trust-icon-wrap {
  background: var(--bg-card-elevated);
  border-color: var(--border-card);
  color: var(--accent-green-bright);
}

body.dark-mode .tech-badge {
  background: var(--bg-card);
  border-color: var(--border-card);
}

body.dark-mode .tech-badge:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-green);
}

body.dark-mode .tech-filter-btn {
  background: var(--bg-card);
  border-color: var(--border-card);
  color: var(--text-secondary);
}

body.dark-mode .tech-filter-btn.active {
  background: var(--accent-green);
  color: #FFFFFF;
  border-color: var(--accent-green);
}

body.dark-mode .form-input,
body.dark-mode .form-select,
body.dark-mode .form-textarea {
  background: #101612;
  border-color: var(--border-card);
  color: var(--text-primary);
}

body.dark-mode .form-input:focus,
body.dark-mode .form-select:focus,
body.dark-mode .form-textarea:focus {
  background: #141D17;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-green-glow);
}

body.dark-mode .prompt-chip {
  background: var(--bg-card-elevated);
  border-color: var(--border-card);
  color: var(--text-secondary);
}

body.dark-mode .prompt-chip:hover {
  background: var(--accent-green-subtle);
  color: var(--accent-green-bright);
  border-color: var(--accent-green);
}

body.dark-mode .chip-option {
  background: var(--bg-card-elevated);
  border-color: var(--border-card);
  color: var(--text-secondary);
}

body.dark-mode .chip-option:hover {
  border-color: var(--accent-green);
  color: var(--text-primary);
}

body.dark-mode .chip-option.selected {
  background: var(--accent-green);
  color: #FFFFFF;
  border-color: var(--accent-green);
}

body.dark-mode .btn-primary,
body.dark-mode .btn-hero-primary,
body.dark-mode .btn-nav-cta,
body.dark-mode .btn-submit-form {
  background: var(--accent-green) !important;
  color: #FFFFFF !important;
  border: 1px solid var(--accent-green-bright) !important;
  box-shadow: 0 4px 16px var(--accent-green-glow);
}

body.dark-mode .btn-primary:hover,
body.dark-mode .btn-hero-primary:hover,
body.dark-mode .btn-nav-cta:hover,
body.dark-mode .btn-submit-form:hover {
  background: var(--accent-green-bright) !important;
  color: #FFFFFF !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-green-glow);
}

body.dark-mode .btn-hero-secondary {
  background: var(--bg-card);
  border-color: var(--border-card);
  color: var(--text-primary);
}

body.dark-mode .btn-hero-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-green);
  color: var(--text-primary);
}

body.dark-mode .nav-link.active {
  background: var(--accent-green) !important;
  color: #FFFFFF !important;
  box-shadow: 0 2px 10px var(--accent-green-glow);
}

body.dark-mode .nav-link:hover:not(.active) {
  background: var(--accent-green-subtle);
  color: var(--text-primary);
}

body.dark-mode .screen-tab-btn.active {
  background: var(--accent-green) !important;
  color: #FFFFFF !important;
  box-shadow: 0 2px 8px var(--accent-green-glow);
}

body.dark-mode .screen-tab-btn:hover:not(.active) {
  background: var(--accent-green-subtle);
  color: var(--text-primary);
}

body.dark-mode .btn-playstore {
  background: var(--bg-card-elevated) !important;
  border-color: var(--border-card) !important;
  color: var(--text-primary) !important;
}

body.dark-mode .btn-playstore:hover {
  background: var(--bg-card-hover) !important;
  border-color: var(--accent-green) !important;
  box-shadow: 0 8px 22px var(--accent-green-glow);
}

body.dark-mode .playstore-main {
  color: var(--text-primary) !important;
}

body.dark-mode .playstore-sub {
  color: var(--text-muted) !important;
}

body.dark-mode .btn-cmd-palette {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
}

body.dark-mode .btn-cmd-palette:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-green-bright);
}

body.dark-mode .cmd-kbd {
  color: var(--text-secondary);
}

body.dark-mode .command-palette-card {
  background: #121814;
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.7);
}

body.dark-mode .cmd-input-wrap {
  background: #0E1410;
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

body.dark-mode .cmd-search-input {
  color: var(--text-primary);
}

body.dark-mode .cmd-esc-tag {
  background: #18221B;
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--text-muted);
}

body.dark-mode .cmd-item:hover,
body.dark-mode .cmd-item.active {
  background: #19231D;
}

body.dark-mode .cmd-item-title {
  color: var(--text-primary);
}

body.dark-mode .cmd-item-badge {
  background: #18221B;
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
}

body.dark-mode .cmd-footer {
  background: #0E1410;
  border-top-color: rgba(255, 255, 255, 0.08);
}

body.dark-mode .cmd-footer-keys kbd {
  background: #18221B;
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--text-secondary);
}

body.dark-mode .mobile-drawer {
  background: #0E1410;
  border-left-color: rgba(255, 255, 255, 0.1);
}

body.dark-mode .mobile-drawer-link {
  color: var(--text-secondary);
}

body.dark-mode .mobile-drawer-link:hover,
body.dark-mode .mobile-drawer-link.active {
  color: var(--text-primary);
}

body.dark-mode .site-footer {
  background: #090E0B;
  border-top-color: rgba(255, 255, 255, 0.06);
}

body.dark-mode .footer-email-link {
  background: var(--bg-card);
  border-color: var(--border-card);
}

body.dark-mode .footer-email-link:hover {
  border-color: var(--accent-green);
}

body.dark-mode .hero-ambient-glow {
  opacity: 0.35;
}

body.dark-mode .hero-grid-pattern {
  opacity: 0.04;
}

body.dark-mode .s-metric-box {
  background: var(--bg-card-elevated);
  border-color: var(--border-card);
}

body.dark-mode .timeline-node-card {
  background: var(--bg-card);
  border-color: var(--border-card);
}

body.dark-mode .timeline-node-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-green);
}

body.dark-mode .timeline-node-card.active {
  border-color: var(--accent-green);
  box-shadow: 0 0 0 2px var(--accent-green-glow);
}

body.dark-mode .process-detail-card {
  background: var(--bg-card-elevated);
  border-color: var(--border-card);
}

body.dark-mode .p-node {
  background: var(--bg-card);
  border-color: var(--border-card);
}

body.dark-mode .p-node:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-green);
}

body.dark-mode .p-node.active {
  border-color: var(--accent-green);
  background: var(--bg-card-elevated);
}

body.dark-mode .delivery-milestone-box {
  background: var(--bg-card-elevated);
  border-color: var(--border-card);
}

body.dark-mode .floating-badge {
  background: rgba(18, 25, 20, 0.92);
  border-color: rgba(255, 255, 255, 0.12);
}

body.dark-mode .btn-copy-email {
  background: var(--bg-card-elevated);
  border-color: var(--border-card);
  color: var(--text-primary);
}

body.dark-mode .back-to-top-btn {
  background: var(--bg-card-elevated);
  border-color: var(--border-card);
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   2. Material Design Radial Ripple Feedback
   -------------------------------------------------------------------------- */
.ripple-container {
  position: relative;
  overflow: hidden;
}

.material-ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  animation: materialRippleWave 0.55s cubic-bezier(0.1, 0.8, 0.3, 1) forwards;
  background: rgba(255, 255, 255, 0.32);
  pointer-events: none;
}

body:not(.dark-mode) .btn-hero-secondary .material-ripple,
body:not(.dark-mode) .chip-option .material-ripple,
body:not(.dark-mode) .prompt-chip .material-ripple,
body:not(.dark-mode) .service-card .material-ripple {
  background: rgba(15, 157, 88, 0.18);
}

@keyframes materialRippleWave {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* --------------------------------------------------------------------------
   3. Theme Switcher & Palette Bar UI
   -------------------------------------------------------------------------- */
.theme-switch-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 2px 8px 2px 4px;
  background: rgba(0, 0, 0, 0.035);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-full);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

body.dark-mode .theme-switch-group {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.btn-theme-toggle {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.btn-theme-toggle:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.06);
  transform: rotate(15deg);
}

body.dark-mode .btn-theme-toggle:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.12);
  transform: rotate(-15deg);
}

.btn-theme-toggle svg {
  width: 15px;
  height: 15px;
  transition: transform 0.4s var(--ease-spring), opacity 0.2s ease;
}

.btn-theme-toggle .icon-moon {
  display: none;
}

body.dark-mode .btn-theme-toggle .icon-sun {
  display: none;
}

body.dark-mode .btn-theme-toggle .icon-moon {
  display: block;
  transform: rotate(-15deg);
}

/* Material You Dynamic Palette Mini-Picker */
.palette-dots-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: 6px;
  border-left: 1px solid var(--border-color);
}

body.dark-mode .palette-dots-row {
  border-left-color: rgba(255, 255, 255, 0.1);
}

.palette-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  cursor: pointer;
  border: none;
  transition: all 180ms cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.palette-dot:hover {
  transform: scale(1.3);
}

.palette-dot.active {
  transform: scale(1.15);
  box-shadow: 0 0 0 2px var(--bg-card, #FAFBF9), 0 0 0 3.5px var(--accent-green);
}

body.dark-mode .palette-dot.active {
  box-shadow: 0 0 0 2px var(--bg-secondary, #111713), 0 0 0 3.5px var(--accent-green-bright);
}

.palette-dot.dot-emerald { background: #0F9D58; }
.palette-dot.dot-cyan { background: #0284C7; }
.palette-dot.dot-purple { background: #7C3AED; }
.palette-dot.dot-amber { background: #D97706; }

/* Studio Live Availability Popover */
.nav-status-pill {
  position: relative;
  cursor: pointer;
}

.status-popover {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  width: 250px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-card);
  border-radius: 14px;
  padding: 12px 14px;
  box-shadow: var(--shadow-lg);
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--text-secondary);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  z-index: 1000;
}

.status-popover::before {
  content: '';
  position: absolute;
  top: -5px;
  left: 20px;
  width: 10px;
  height: 10px;
  background: var(--bg-card-elevated);
  border-left: 1px solid var(--border-card);
  border-top: 1px solid var(--border-card);
  transform: rotate(45deg);
}

.nav-status-pill:hover .status-popover,
.nav-status-pill:focus-within .status-popover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.status-popover-title {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-popover-badge {
  font-size: 9.5px;
  font-family: var(--font-mono);
  background: var(--accent-green-subtle);
  color: var(--accent-green-bright);
  padding: 1px 6px;
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   4. Hero 3D Perspective & Specular Screen Glare
   -------------------------------------------------------------------------- */
.hero-visual-wrap {
  perspective: 1200px;
}

.flagship-phone-frame {
  transform-style: preserve-3d;
  transition: transform 0.18s cubic-bezier(0.2, 0.9, 0.3, 1);
  position: relative;
}

.phone-screen-glare {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-phone);
  background: linear-gradient(125deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0.05) 30%, transparent 60%);
  pointer-events: none;
  z-index: 25;
  opacity: 0.6;
  transition: opacity 0.3s ease, transform 0.18s ease;
  mix-blend-mode: overlay;
}

/* Animated Data Flow Packet */
.stream-packet-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34D399;
  box-shadow: 0 0 10px #34D399;
  position: absolute;
  left: calc(50% - 4px);
  top: 10px;
  animation: streamPacketFly 2.2s infinite cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

@keyframes streamPacketFly {
  0% { top: 12px; opacity: 1; transform: scale(1); }
  45% { top: 58px; opacity: 0.9; }
  90% { top: 106px; opacity: 1; transform: scale(1); }
  100% { top: 114px; opacity: 0; transform: scale(0.6); }
}

/* Compose Recomposition Live Ticker */
.recomp-ticker {
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: #34D399;
  background: rgba(52, 211, 153, 0.15);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid rgba(52, 211, 153, 0.3);
}

/* --------------------------------------------------------------------------
   5. Interactive 8x8 Block Puzzle Game Engine Enhancement
   -------------------------------------------------------------------------- */
.game-piece-preview {
  cursor: pointer;
  padding: 4px;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.game-piece-preview:hover {
  transform: translateY(-2px);
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.08);
}

.game-piece-preview.selected {
  border-color: #10B981;
  background: rgba(16, 185, 129, 0.2);
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.35);
  transform: translateY(-2px) scale(1.05);
}

.g-cell {
  position: relative;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.2s ease, filter 0.2s ease;
}

.g-cell:hover:not([class*="filled-"]) {
  background: rgba(255, 255, 255, 0.12);
  transform: scale(1.08);
}

.g-cell.ghost-valid {
  background: rgba(16, 185, 129, 0.5) !important;
  box-shadow: inset 0 0 6px #10B981;
}

.g-cell.ghost-invalid {
  background: rgba(239, 68, 68, 0.45) !important;
}

.g-cell.blast-pulse {
  animation: blastPulseCell 0.4s ease-out forwards;
}

@keyframes blastPulseCell {
  0% { transform: scale(1.3); filter: brightness(3); background: #FFFFFF; }
  50% { transform: scale(1.1); filter: brightness(1.8); }
  100% { transform: scale(1); filter: brightness(1); }
}

.game-actions-bar {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  justify-content: center;
}

.btn-game-action {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 6px;
  background: #1C2420;
  border: 1px solid #2B3830;
  color: #A3B5A8;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-game-action:hover {
  background: #25312B;
  color: #FFFFFF;
  border-color: #10B981;
}

/* --------------------------------------------------------------------------
   6. Clean Architecture Kotlin IDE & Syntax Highlighting
   -------------------------------------------------------------------------- */
.kotlin-tabs-bar {
  display: flex;
  align-items: center;
  background: #141A16;
  border-bottom: 1px solid #232D27;
  overflow-x: auto;
  scrollbar-width: none;
}

.kotlin-tabs-bar::-webkit-scrollbar {
  display: none;
}

.kt-file-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: #8C9C90;
  background: transparent;
  border: none;
  border-right: 1px solid #1E2721;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.kt-file-tab:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.03);
}

.kt-file-tab.active {
  color: #34D399;
  background: #18201B;
  border-bottom: 2px solid #10B981;
}

.kt-file-tab .kt-tab-icon {
  font-weight: 800;
  color: #A78BFA;
  font-size: 10px;
}

.kotlin-editor-container {
  display: flex;
  background: #111613;
}

.kotlin-line-numbers {
  padding: 16px 10px 16px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  color: #435147;
  text-align: right;
  user-select: none;
  border-right: 1px solid #1C251F;
}

.kotlin-code-area {
  flex: 1;
  padding: 16px;
  overflow-x: auto;
}

/* Kotlin Token Syntax Colors (Android Studio / JetBrains High-Fidelity) */
.kt-kw { color: #C678DD; font-weight: 600; }    /* fun, class, val, suspend, import */
.kt-ann { color: #E5C07B; font-weight: 600; }   /* @Composable, @HiltViewModel, @Inject */
.kt-fn { color: #61AFEF; font-weight: 600; }    /* function calls: Scaffold, GameBoardGrid */
.kt-type { color: #56B6C2; }                    /* Types: StateFlow, GameState, GridMatrix */
.kt-str { color: #98C379; }                     /* Strings: "v1/scores/submit" */
.kt-cmt { color: #5C6370; font-style: italic; } /* Comments: // UI Layer */
.kt-num { color: #D19A66; }                     /* Numbers: 120, 0, 150 */
.kt-prop { color: #E06C75; }                    /* Properties */

.kotlin-editor-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  background: #141A16;
  border-top: 1px solid #232D27;
  font-size: 11px;
  color: #718477;
  font-family: var(--font-mono);
}

.btn-verify-specs {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 6px;
  background: #1C2620;
  border: 1px solid #2A392F;
  color: #34D399;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-verify-specs:hover {
  background: #25332A;
  border-color: #34D399;
}

/* --------------------------------------------------------------------------
   7. Interactive Project Scope & Timeline Estimator
   -------------------------------------------------------------------------- */
.estimator-section-wrap {
  margin-top: 40px;
}

.estimator-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
  box-shadow: var(--shadow-md);
}

.estimator-header {
  margin-bottom: 28px;
}

.estimator-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 30px;
}

.estimator-step-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.est-step-title {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.est-step-badge {
  font-size: 10px;
  font-family: var(--font-mono);
  background: var(--accent-green-subtle);
  color: var(--accent-green-bright);
  padding: 1px 6px;
  border-radius: 4px;
}

.est-options-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.est-opt-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-card);
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  transition: all var(--transition-fast);
}

.est-opt-btn:hover {
  border-color: var(--accent-green);
  transform: translateX(2px);
}

.est-opt-btn.active {
  background: var(--accent-green-subtle);
  border-color: var(--accent-green);
}

.est-opt-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.est-opt-sub {
  font-size: 11px;
  color: var(--text-muted);
}

.est-opt-check {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid var(--border-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: transparent;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.est-opt-btn.active .est-opt-check {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: #FFFFFF;
}

/* Estimator Result Summary Bar */
.estimator-result-banner {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.est-result-metrics {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.est-metric-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.est-m-label {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-transform: uppercase;
}

.est-m-val {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
}

.est-m-val.accent {
  color: var(--accent-green-bright);
}

.btn-est-apply {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--accent-green);
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 14px var(--accent-green-glow);
}

.btn-est-apply:hover {
  background: var(--accent-green-bright);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-green-glow);
}

/* --------------------------------------------------------------------------
   8. Client Testimonials Carousel
   -------------------------------------------------------------------------- */
.testimonials-section {
  position: relative;
}

.testimonials-carousel-wrap {
  position: relative;
  overflow: hidden;
  margin-top: 36px;
}

.testimonials-track {
  display: flex;
  gap: 24px;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.testi-card {
  flex: 0 0 calc(50% - 12px);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.testi-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-green);
  box-shadow: var(--shadow-md);
}

.testi-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.testi-stars {
  color: #F59E0B;
  font-size: 14px;
  letter-spacing: 2px;
}

.testi-badge {
  font-size: 10.5px;
  font-family: var(--font-mono);
  padding: 2px 8px;
  border-radius: 9999px;
  background: var(--accent-green-subtle);
  color: var(--accent-green-bright);
  border: 1px solid var(--accent-green-border);
}

.testi-quote {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-primary);
  font-style: italic;
}

.testi-author-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border-card);
}

.testi-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-green), #10B981);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testi-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.testi-role {
  font-size: 12px;
  color: var(--text-muted);
}

.testi-nav-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 24px;
}

.btn-testi-arrow {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-testi-arrow:hover {
  background: var(--accent-green);
  color: #FFFFFF;
  border-color: var(--accent-green);
}

.testi-dots {
  display: flex;
  gap: 8px;
}

.testi-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border-card);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.testi-dot.active {
  width: 22px;
  border-radius: 9999px;
  background: var(--accent-green);
}

/* --------------------------------------------------------------------------
   9. Accessible FAQ Accordions
   -------------------------------------------------------------------------- */
.faq-section {
  position: relative;
}

.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 880px;
  margin: 36px auto 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--accent-green);
}

.faq-item.active {
  border-color: var(--accent-green);
  box-shadow: 0 4px 18px var(--accent-green-subtle);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 15.5px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-trigger:hover {
  color: var(--accent-green-bright);
}

.faq-chevron {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), color var(--transition-fast);
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--accent-green-bright);
}

.faq-content-wrap {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item.active .faq-content-wrap {
  grid-template-rows: 1fr;
}

.faq-content-inner {
  overflow: hidden;
}

.faq-answer-body {
  padding: 0 22px 20px 22px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   10. Responsive Breakpoint Refinements for V4
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .estimator-steps-grid {
    grid-template-columns: 1fr;
  }
  .testi-card {
    flex: 0 0 100%;
  }
}

@media (max-width: 768px) {
  .estimator-card {
    padding: 24px 20px;
  }
  .estimator-result-banner {
    flex-direction: column;
    align-items: stretch;
  }
  .palette-dots-row {
    display: none;
  }
}

.pulse-highlight {
  animation: pulseFieldGlow 1.2s ease;
}

@keyframes pulseFieldGlow {
  0% {
    box-shadow: 0 0 0 0 var(--accent-green);
    border-color: var(--accent-green);
  }
  40% {
    box-shadow: 0 0 0 6px var(--accent-green-subtle);
    border-color: var(--accent-green-bright);
  }
  100% {
    box-shadow: 0 0 0 0 transparent;
  }
}