:root {
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Outfit', sans-serif;

  /* Colors */
  --bg-primary: #0a0d14;
  --bg-secondary: #0f1422;
  --bg-tertiary: #161c30;
  --bg-card: rgba(22, 28, 48, 0.7);
  --bg-card-hover: rgba(28, 36, 62, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-glow: rgba(99, 102, 241, 0.35);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --accent-primary: #6366f1;
  --accent-secondary: #8b5cf6;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  --gradient-brand: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
  --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.15) 100%);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 35px rgba(99, 102, 241, 0.25);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Mode Overrides */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-tertiary: #e2e8f0;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --border-color: rgba(0, 0, 0, 0.08);
  --border-color-glow: rgba(99, 102, 241, 0.25);

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.15);
}

/* Base Resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Background Animated Gradients & Mesh */
.bg-mesh {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.mesh-glow-1 {
  position: absolute;
  top: -15%;
  left: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18) 0%, rgba(99, 102, 241, 0) 70%);
  filter: blur(80px);
  border-radius: 50%;
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.mesh-glow-2 {
  position: absolute;
  top: 40%;
  right: -10%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(217, 70, 239, 0.14) 0%, rgba(217, 70, 239, 0) 70%);
  filter: blur(80px);
  border-radius: 50%;
  animation: floatOrb 22s ease-in-out infinite alternate-reverse;
}

.mesh-glow-3 {
  position: absolute;
  bottom: -10%;
  left: 25%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, rgba(6, 182, 212, 0) 70%);
  filter: blur(90px);
  border-radius: 50%;
  animation: floatOrb 25s ease-in-out infinite alternate;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, -50px) scale(1.1); }
  100% { transform: translate(-30px, 40px) scale(0.95); }
}

/* Container */
.container {
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* Header & Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 13, 20, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

[data-theme="light"] .navbar {
  background: rgba(248, 250, 252, 0.82);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.3rem;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
  transform: rotate(-3deg);
  transition: transform var(--transition-fast);
}

.logo-brand:hover .brand-icon {
  transform: rotate(0deg) scale(1.05);
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  background: var(--gradient-brand);
  color: white;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.brand-subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-brand);
  color: white;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.35);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(99, 102, 241, 0.55);
  transform: translateY(-2px);
  filter: brightness(1.1);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 9px 18px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-outline:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: white;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.5);
  background: #22bf5b;
}

/* Hero Section */
.hero-section {
  padding: 4.5rem 0 3rem;
  text-align: center;
  position: relative;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--gradient-glow);
  border: 1px solid var(--border-color-glow);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 1.5rem;
  animation: pulseGlow 3s infinite alternate;
}

[data-theme="light"] .hero-pill {
  color: #4f46e5;
  background: rgba(99, 102, 241, 0.08);
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 rgba(99, 102, 241, 0); }
  100% { box-shadow: 0 0 20px rgba(99, 102, 241, 0.35); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.hero-title .gradient-text {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 2.5rem;
  font-weight: 400;
}

/* Highlights / Metrics Bar */
.metrics-strip {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.metric-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  padding: 12px 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.metric-item:hover {
  transform: translateY(-3px);
  border-color: var(--border-color-glow);
}

.metric-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.metric-item:nth-child(1) .metric-icon { background: rgba(99, 102, 241, 0.15); color: var(--accent-primary); }
.metric-item:nth-child(2) .metric-icon { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }
.metric-item:nth-child(3) .metric-icon { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }
.metric-item:nth-child(4) .metric-icon { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }

.metric-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.metric-val {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  font-family: var(--font-display);
}

.metric-lbl {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Control Hub: Search, Filter & Categories */
.controls-hub {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin-bottom: 3rem;
  box-shadow: var(--shadow-md);
}

.controls-top {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.search-box {
  flex: 1;
  min-width: 280px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 16px;
  color: var(--text-muted);
  font-size: 1rem;
  pointer-events: none;
}

.search-input {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  padding: 12px 16px 12px 46px;
  border-radius: var(--radius-lg);
  outline: none;
  transition: all var(--transition-fast);
}

.search-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
  background: var(--bg-tertiary);
}

.search-clear {
  position: absolute;
  right: 14px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  display: none;
}

.controls-filters {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sort-select {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.88rem;
  padding: 11px 16px;
  border-radius: var(--radius-lg);
  outline: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sort-select:focus {
  border-color: var(--accent-primary);
}

.view-toggle {
  display: flex;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 4px;
}

.view-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.view-btn.active {
  background: var(--bg-tertiary);
  color: var(--accent-primary);
  box-shadow: var(--shadow-sm);
}

/* Category Tabs */
.category-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.category-tabs::-webkit-scrollbar {
  height: 4px;
}

.category-tabs::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

.cat-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.cat-tab:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-color-glow);
}

.cat-tab.active {
  background: var(--gradient-brand);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.cat-count {
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.2);
  padding: 1px 6px;
  border-radius: var(--radius-full);
}

.cat-tab.active .cat-count {
  background: rgba(0, 0, 0, 0.25);
  color: #ffffff;
}

/* Demos Grid Layout */
.demos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

/* List View Variant */
.demos-grid.list-view {
  grid-template-columns: 1fr;
}

.demos-grid.list-view .demo-card {
  display: grid;
  grid-template-columns: 320px 1fr;
  align-items: stretch;
}

/* Demo Card */
.demo-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  position: relative;
}

.demo-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border-color: var(--border-color-glow);
}

/* Card Visual Header Mockup */
.card-preview {
  position: relative;
  height: 220px;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
}

.card-preview-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.9;
  transition: transform 0.6s ease;
}

.demo-card:hover .card-preview-bg {
  transform: scale(1.08);
}

/* Mockup UI Inside Preview */
.mockup-ui {
  position: relative;
  z-index: 2;
  width: 85%;
  height: 75%;
  background: rgba(15, 20, 34, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform var(--transition-normal);
}

.demo-card:hover .mockup-ui {
  transform: translateY(-4px);
}

.mockup-header {
  height: 24px;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  padding: 0 8px;
  gap: 5px;
}

.mockup-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.mockup-dot.red { background: #ef4444; }
.mockup-dot.yellow { background: #f59e0b; }
.mockup-dot.green { background: #10b981; }

.mockup-url-bar {
  margin-left: 8px;
  flex: 1;
  background: rgba(255, 255, 255, 0.07);
  height: 14px;
  border-radius: 3px;
  font-size: 0.62rem;
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  padding: 0 6px;
  overflow: hidden;
  white-space: nowrap;
}

.mockup-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px;
  text-align: center;
  gap: 6px;
}

.mockup-icon-big {
  font-size: 2.2rem;
  color: #ffffff;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.4));
}

.mockup-tagline {
  font-size: 0.72rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.2px;
}

/* Card Badges Overlay */
.card-badge-top {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 3;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  color: white;
  box-shadow: var(--shadow-sm);
}

.card-badge-top.gold { background: linear-gradient(135deg, #f59e0b, #d97706); }
.card-badge-top.cyan { background: linear-gradient(135deg, #06b6d4, #0284c7); }
.card-badge-top.purple { background: linear-gradient(135deg, #a855f7, #7c3aed); }
.card-badge-top.emerald { background: linear-gradient(135deg, #10b981, #059669); }
.card-badge-top.blue { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.card-badge-top.indigo { background: linear-gradient(135deg, #6366f1, #4f46e5); }
.card-badge-top.slate { background: linear-gradient(135deg, #64748b, #334155); }

.card-status-indicator {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(10, 13, 20, 0.75);
  backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-dot-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

/* Card Content */
.card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-cat-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.card-category {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.card-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-amber);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.card-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 0.9rem;
}

.card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card Highlights Stats */
.card-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 8px 10px;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  text-align: center;
}

.stat-box {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.stat-lbl {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* Tech Badges */
.card-tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 1.5rem;
}

.tech-chip {
  font-size: 0.72rem;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-weight: 500;
}

/* Card Actions */
.card-actions {
  margin-top: auto;
  display: flex;
  gap: 8px;
  align-items: center;
}

.card-actions .btn-demo {
  flex: 1;
  text-align: center;
  justify-content: center;
  padding: 10px 14px;
  font-size: 0.85rem;
}

.card-actions .btn-preview-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.card-actions .btn-preview-modal:hover {
  background: var(--accent-primary);
  color: white;
  border-color: var(--accent-primary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  grid-column: 1 / -1;
  display: none;
}

.empty-state.active {
  display: block;
}

.empty-icon {
  font-size: 3.5rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.empty-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.empty-desc {
  color: var(--text-secondary);
  max-width: 420px;
  margin: 0 auto 1.5rem;
}

/* Modal System (Interactive Device Previewer & Specs) */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 7, 14, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.preview-modal-dialog {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 1200px;
  height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  transform: scale(0.96);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .preview-modal-dialog {
  transform: scale(1);
}

/* Modal Bar */
.modal-header-bar {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.modal-title-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-brand-tag {
  font-weight: 700;
  font-size: 1.05rem;
  font-family: var(--font-display);
  color: var(--text-primary);
}

.modal-url-chip {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

/* Device Switcher in Modal */
.device-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 4px;
  border-radius: var(--radius-md);
}

.device-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.device-btn.active {
  background: var(--accent-primary);
  color: white;
}

.modal-action-btns {
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-close-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--accent-rose);
  color: white;
  border-color: var(--accent-rose);
}

/* Modal Body / Iframe Simulator Viewport */
.modal-viewport-container {
  flex: 1;
  background: #06090f;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  padding: 1rem;
}

.device-frame {
  width: 100%;
  height: 100%;
  transition: width 0.4s ease, height 0.4s ease, border-radius 0.4s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.device-frame.desktop {
  width: 100%;
  height: 100%;
  border-radius: 0;
}

.device-frame.tablet {
  width: 768px;
  height: 100%;
  max-height: 95%;
  border: 12px solid #1e293b;
  border-radius: 28px;
  box-shadow: 0 0 40px rgba(0,0,0,0.8);
}

.device-frame.mobile {
  width: 390px;
  height: 100%;
  max-height: 95%;
  border: 12px solid #1e293b;
  border-radius: 36px;
  box-shadow: 0 0 50px rgba(0,0,0,0.8);
}

.iframe-preview-frame {
  width: 100%;
  height: 100%;
  border: none;
  background: #ffffff;
  border-radius: inherit;
}

/* QR Code Modal Dialog */
.qr-modal-dialog {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  max-width: 440px;
  width: 100%;
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.qr-box-wrap {
  background: #ffffff;
  padding: 16px;
  border-radius: var(--radius-lg);
  display: inline-block;
  margin: 1.5rem auto;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.qr-target-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.qr-target-url {
  font-size: 0.8rem;
  color: var(--accent-primary);
  word-break: break-all;
  margin-bottom: 1rem;
}

/* Quote / WhatsApp Consultation Modal */
.quote-modal-dialog {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  max-width: 540px;
  width: 100%;
  padding: 2.2rem;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.quote-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.quote-title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.quote-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.form-group {
  margin-bottom: 1.1rem;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.9rem;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 12px 20px;
  border-radius: var(--radius-lg);
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: auto;
  transform: translateY(30px);
  opacity: 0;
  transition: all var(--transition-normal);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  border-color: var(--accent-emerald);
}

.toast.success i {
  color: var(--accent-emerald);
}

/* Floating WhatsApp Quick Contact */
.floating-whatsapp-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 99;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
  text-decoration: none;
  transition: all var(--transition-normal);
}

.floating-whatsapp-btn:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.65);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  padding: 3.5rem 0 2rem;
  margin-top: 5rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  max-width: 380px;
  margin-top: 0.8rem;
}

.footer-col-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  margin-bottom: 1.2rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.8rem;
  }
  .demos-grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  }
  .demos-grid.list-view .demo-card {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.1rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .controls-top {
    flex-direction: column;
    align-items: stretch;
  }
  .demos-grid {
    grid-template-columns: 1fr;
  }
  .preview-modal-dialog {
    height: 96vh;
    border-radius: var(--radius-lg);
  }
  .device-switcher {
    display: none;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}