/* ==========================================================================
   LivingPixel — Samsung Tizen OS Engineering
   Design System & Master Stylesheet
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-darkest: #05070b;
  --bg-dark: #0a0e17;
  --bg-card: rgba(16, 22, 34, 0.7);
  --bg-card-hover: rgba(22, 30, 48, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(0, 242, 254, 0.35);

  /* Brand Accents */
  --accent-cyan: #00f2fe;
  --accent-blue: #4facfe;
  --accent-violet: #8b5cf6;
  --accent-glow: rgba(0, 242, 254, 0.25);
  --gradient-primary: linear-gradient(135deg, #00f2fe 0%, #4facfe 50%, #8b5cf6 100%);
  --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);

  /* Typography */
  --font-main: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Space Grotesk', monospace;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  /* Layout */
  --container-max: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-darkest);
  color: var(--text-primary);
  font-family: var(--font-main);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  position: relative;
  overflow-x: hidden;
  line-height: 1.6;
  min-height: 100vh;
}

/* Ambient Glow Orbs */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
  transition: transform 10s ease-in-out;
}

.glow-1 {
  top: -100px;
  right: -50px;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.25) 0%, rgba(79, 172, 254, 0.1) 60%, transparent 80%);
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.glow-2 {
  top: 1200px;
  left: -150px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, rgba(37, 99, 235, 0.08) 60%, transparent 80%);
  animation: floatOrb 22s ease-in-out infinite alternate-reverse;
}

.glow-3 {
  bottom: 400px;
  right: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, rgba(139, 92, 246, 0.1) 70%, transparent 80%);
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 30px) scale(1.08); }
  100% { transform: translate(-30px, 60px) scale(0.95); }
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-center {
  text-align: center;
}

/* Section Common Headers */
.section-header {
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 12px;
  padding: 4px 12px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  border-radius: var(--radius-full);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: var(--radius-full);
  padding: 12px 24px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #06080d;
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.28);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 242, 254, 0.45);
}

.btn-secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-icon:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.1);
  transform: translateY(-2px);
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 9, 14, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition-fast);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-pixel {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #00f2fe, #4facfe);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px rgba(0, 242, 254, 0.4);
}

.pixel-dot {
  width: 10px;
  height: 10px;
  background: #06080d;
  border-radius: 2px;
}

.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.badge-tizen {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(79, 172, 254, 0.15);
  border: 1px solid rgba(79, 172, 254, 0.3);
  color: var(--accent-blue);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 72px 0 64px 0;
  position: relative;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.25);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  margin-bottom: 24px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 10px #10b981;
  animation: pulseGreen 2s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-pills {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.pill-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--bg-glass);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

.pill-icon {
  color: var(--accent-cyan);
}

/* TV Mockup Frame in Hero */
.hero-visual {
  position: relative;
}

.tv-mockup-frame {
  position: relative;
  border-radius: 18px;
  padding: 12px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7), 0 0 60px rgba(0, 242, 254, 0.2);
  transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
  transition: transform var(--transition-smooth);
}

.tv-mockup-frame:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.tv-screen-bezel {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  background: #000;
  border: 3px solid #1a1e27;
}

.tv-screen-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.screen-glare {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.08) 0%, transparent 40%);
  pointer-events: none;
}

.live-tag {
  position: absolute;
  bottom: 14px;
  left: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(6, 9, 14, 0.85);
  backdrop-filter: blur(10px);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
}

.tv-stand {
  width: 120px;
  height: 10px;
  margin: 10px auto 0 auto;
  background: linear-gradient(to right, #1e2430, #384252, #1e2430);
  border-radius: 2px 2px 6px 6px;
}

/* ==========================================================================
   Trust Bar
   ========================================================================== */
.trust-bar {
  padding: 32px 0 56px 0;
}

.trust-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  transition: all var(--transition-fast);
}

.stat-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 242, 254, 0.1);
}

.stat-number {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Services Grid
   ========================================================================== */
.services-section {
  padding: 80px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(10, 14, 23, 0.7) 100%);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.service-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(0, 242, 254, 0.12);
}

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

.service-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: all var(--transition-fast);
}

.service-card:hover .service-icon-box {
  background: var(--gradient-primary);
  color: #06080d;
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.5);
}

.service-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.service-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  border-top: 1px solid var(--border-subtle);
  padding-top: 20px;
}

.service-features li {
  font-size: 0.85rem;
  color: var(--text-muted);
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-weight: bold;
}

/* ==========================================================================
   Simulator Section (Interactive TV & Remote)
   ========================================================================== */
.simulator-section {
  padding: 90px 0;
  position: relative;
}

.simulator-wrapper {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 40px;
  align-items: center;
  background: rgba(11, 16, 26, 0.65);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

/* Virtual TV */
.sim-tv {
  position: relative;
}

.sim-tv-bezel {
  background: #11151e;
  border: 3px solid #1f2735;
  border-radius: 14px;
  padding: 8px;
  box-shadow: 0 0 40px rgba(0, 242, 254, 0.15);
}

.sim-screen {
  background: #080b12;
  border-radius: 8px;
  padding: 24px;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  transition: all 0.3s ease;
}

.sim-screen.power-off {
  background: #020305;
  filter: brightness(0.2);
}

.sim-screen.power-off * {
  opacity: 0.1;
}

.sim-tv-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 12px;
  margin-bottom: 20px;
}

.sim-brand {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 1.5px;
  color: var(--accent-cyan);
  font-weight: 700;
}

.sim-brand span {
  color: var(--text-muted);
}

.sim-clock {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.sim-hero-banner {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.12) 0%, rgba(139, 92, 246, 0.12) 100%);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 24px;
  transition: all var(--transition-fast);
}

.sim-banner-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.sim-banner-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.sim-banner-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.sim-banner-stats {
  display: flex;
  gap: 8px;
}

.sim-banner-stats span {
  font-size: 0.7rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--text-primary);
}

/* Cards Row */
.sim-rails {
  margin-bottom: 16px;
}

.sim-rail-title {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.sim-cards-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.sim-card {
  background: rgba(255, 255, 255, 0.04);
  border: 2px solid transparent;
  border-radius: 8px;
  padding: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.sim-card.active {
  border-color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.15);
  box-shadow: 0 0 16px rgba(0, 242, 254, 0.35);
  transform: scale(1.04);
}

.sim-card-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-cyan);
  margin-bottom: 4px;
}

.sim-card-name {
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sim-card-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.sim-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 10px;
}

.sim-hint {
  color: var(--accent-cyan);
}

.sim-stand {
  width: 140px;
  height: 12px;
  margin: 10px auto 0 auto;
  background: #1f2735;
  border-radius: 2px 2px 6px 6px;
}

/* Virtual Samsung Remote */
.sim-remote {
  display: flex;
  justify-content: center;
}

.remote-body {
  width: 200px;
  background: linear-gradient(180deg, #1b212d 0%, #10141c 100%);
  border: 2px solid rgba(255, 255, 255, 0.12);
  border-radius: 40px;
  padding: 24px 18px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7), inset 0 2px 4px rgba(255, 255, 255, 0.15);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.remote-top {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 6px;
}

.remote-mic {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2e384d;
}

.remote-power {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #dc2626;
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.remote-power:active {
  transform: scale(0.9);
}

/* D-Pad Layout */
.dpad-container {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: #252e3e;
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.6);
}

.dpad-btn {
  position: absolute;
  background: none;
  border: none;
  color: #94a3b8;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 8px;
  transition: all var(--transition-fast);
}

.dpad-btn:hover {
  color: #fff;
}

.dpad-btn:active {
  transform: scale(0.85);
  color: var(--accent-cyan);
}

.dpad-up { top: 6px; left: 50%; transform: translateX(-50%); }
.dpad-down { bottom: 6px; left: 50%; transform: translateX(-50%); }
.dpad-left { left: 6px; top: 50%; transform: translateY(-50%); }
.dpad-right { right: 6px; top: 50%; transform: translateY(-50%); }

.dpad-ok {
  position: relative;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #18202c, #2b3648);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

.dpad-ok:active {
  transform: scale(0.92);
  background: var(--accent-cyan);
  color: #06080d;
}

/* Utility Nav Buttons */
.remote-nav-row {
  display: flex;
  gap: 12px;
  width: 100%;
  justify-content: center;
}

.remote-util-btn {
  background: #252e3e;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-size: 0.7rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  flex: 1;
  transition: all var(--transition-fast);
}

.remote-util-btn:hover {
  color: #fff;
  border-color: var(--accent-cyan);
}

.remote-util-btn:active {
  transform: scale(0.9);
}

.remote-brand {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: #4b5563;
  font-weight: 700;
}

/* ==========================================================================
   Showcase / Portfolio Section
   ========================================================================== */
.showcase-section {
  padding: 90px 0;
}

.showcase-cards {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.showcase-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-smooth);
}

.showcase-card:nth-child(even) {
  grid-template-columns: 1fr 1fr;
  direction: rtl;
}

.showcase-card:nth-child(even) .showcase-body {
  direction: ltr;
}

.showcase-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 242, 254, 0.12);
}

.showcase-image-wrap {
  position: relative;
  overflow: hidden;
  height: 100%;
  min-height: 320px;
}

.showcase-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-smooth);
}

.showcase-card:hover .showcase-image {
  transform: scale(1.05);
}

.showcase-overlay {
  position: absolute;
  top: 16px;
  left: 16px;
}

.showcase-tag {
  background: rgba(6, 9, 14, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-cyan);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.showcase-body {
  padding: 40px;
}

.showcase-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.badge-tech {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  color: var(--accent-cyan);
  padding: 3px 10px;
  border-radius: 4px;
}

.showcase-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.showcase-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.showcase-specs {
  display: flex;
  gap: 24px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

/* ==========================================================================
   Tech Stack Section
   ========================================================================== */
.stack-section {
  padding: 80px 0;
  background: linear-gradient(180deg, rgba(10, 14, 23, 0.6) 0%, transparent 100%);
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stack-box {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: all var(--transition-fast);
}

.stack-box:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
}

.stack-category {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 10px;
}

.stack-list {
  list-style: none;
}

.stack-list li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.4;
}

.stack-list strong {
  color: var(--text-primary);
  display: block;
}

/* ==========================================================================
   Project Estimator Section
   ========================================================================== */
.estimator-section {
  padding: 90px 0;
}

.estimator-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.estimator-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 40px auto;
}

.estimator-title {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.estimator-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.estimator-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}

.control-group {
  margin-bottom: 28px;
}

.control-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.options-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill-select {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pill-select:hover {
  border-color: var(--accent-cyan);
  color: var(--text-primary);
}

.pill-select.active {
  background: rgba(0, 242, 254, 0.12);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 16px rgba(0, 242, 254, 0.2);
}

.checkbox-pills {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.checkbox-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.checkbox-pill:hover {
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--text-primary);
}

.checkbox-pill input:checked + span {
  color: var(--text-primary);
  font-weight: 500;
}

.checkbox-pill input[type="checkbox"] {
  accent-color: var(--accent-cyan);
  width: 16px;
  height: 16px;
}

/* Result Box */
.result-box {
  background: linear-gradient(145deg, rgba(20, 28, 44, 0.9) 0%, rgba(12, 17, 28, 0.95) 100%);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), inset 0 1px 1px rgba(255, 255, 255, 0.1);
}

.result-header {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.result-number {
  font-family: var(--font-mono);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent-cyan);
  line-height: 1.1;
  margin-bottom: 8px;
}

.result-caption {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.result-breakdown {
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 0;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.breakdown-row strong {
  color: var(--text-primary);
  font-family: var(--font-mono);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-section {
  padding: 90px 0;
  position: relative;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: flex-start;
}

.contact-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.contact-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 36px;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  transition: all var(--transition-fast);
}

.contact-item:hover {
  border-color: var(--accent-cyan);
  transform: translateX(4px);
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-details {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.contact-label {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-value {
  font-size: 1rem;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.contact-value:hover {
  color: var(--accent-cyan);
}

.btn-copy {
  background: none;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 8px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-copy:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.08);
}

/* Contact Form */
.contact-form-wrap {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.form-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.form-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(6, 9, 14, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-main);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-group select {
  cursor: pointer;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 16px rgba(0, 242, 254, 0.25);
  background: rgba(10, 14, 23, 0.9);
}

.form-footer-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 14px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: #040609;
  padding: 70px 0 30px 0;
  position: relative;
  z-index: 1;
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 50px;
}

.footer-left {
  max-width: 420px;
}

.footer-tagline {
  margin-top: 16px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-links-group {
  display: flex;
  gap: 60px;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-family: var(--font-mono);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 18px;
}

.footer-col a {
  display: block;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 10px;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
}

.bottom-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.bottom-container .disclaimer {
  color: #475569;
}

/* ==========================================================================
   Toast Notification
   ========================================================================== */
.toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: #0d131f;
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-full);
  padding: 12px 22px;
  color: #fff;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 242, 254, 0.3);
  z-index: 999;
  transform: translateY(100px);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-smooth);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.toast-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-cyan);
  color: #06080d;
  font-weight: 800;
  font-size: 0.75rem;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-title {
    font-size: 2.8rem;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group,
  .hero-pills {
    justify-content: center;
  }

  .tv-mockup-frame {
    max-width: 640px;
    margin: 0 auto;
    transform: none;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .simulator-wrapper {
    grid-template-columns: 1fr;
  }

  .showcase-card,
  .showcase-card:nth-child(even) {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .stack-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .estimator-grid {
    grid-template-columns: 1fr;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .trust-container {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .sim-cards-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .stack-grid {
    grid-template-columns: 1fr;
  }

  .footer-container {
    flex-direction: column;
    gap: 40px;
  }

  .footer-links-group {
    flex-direction: column;
    gap: 24px;
  }

  .bottom-container {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}