/* ============================================
   NEURALVID — Design System
   Palette: Deep Space Dark + Cyan/Violet
   Fonts: Clash Display + Space Grotesk + Space Mono
   ============================================ */

:root {
  --bg-base:       #050510;
  --bg-surface:    #0A0A1E;
  --bg-card:       #0F0F28;
  --bg-elevated:   #141432;
  --border:        rgba(0, 245, 255, 0.12);
  --border-hover:  rgba(0, 245, 255, 0.35);
  --cyan:          #00F5FF;
  --cyan-dim:      rgba(0, 245, 255, 0.15);
  --cyan-glow:     rgba(0, 245, 255, 0.4);
  --violet:        #BF5FFF;
  --violet-dim:    rgba(191, 95, 255, 0.15);
  --violet-glow:   rgba(191, 95, 255, 0.4);
  --text-primary:  #F0EEF8;
  --text-secondary:#9B99B8;
  --text-muted:    #5A5878;
  --font-display:  'Clash Display', sans-serif;
  --font-body:     'Space Grotesk', sans-serif;
  --font-mono:     'Space Mono', monospace;
  --radius-sm:     6px;
  --radius-md:     12px;
  --radius-lg:     20px;
  --radius-xl:     28px;
  --shadow-cyan:   0 0 30px rgba(0, 245, 255, 0.15);
  --shadow-violet: 0 0 30px rgba(191, 95, 255, 0.15);
  --transition:    0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ===== BACKGROUND CANVAS ===== */
#bgCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ===== SCANLINES ===== */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

/* ===== GRID OVERLAY ===== */
.grid-overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 245, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* All content above overlays */
header, main, section, footer { position: relative; z-index: 2; }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(5, 5, 16, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon { display: flex; align-items: center; }
.logo-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
.logo-accent { color: var(--cyan); }
.header-nav { display: flex; align-items: center; gap: 1.5rem; }
.nav-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--cyan-dim);
}
.nav-cta {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--bg-base);
  background: var(--cyan);
  padding: 8px 20px;
  border-radius: 100px;
  transition: var(--transition);
  box-shadow: 0 0 20px var(--cyan-glow);
}
.nav-cta:hover {
  background: #fff;
  box-shadow: 0 0 30px var(--cyan-glow);
  transform: translateY(-1px);
}

/* ===== HERO ===== */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding: 6rem 2rem 4rem;
  max-width: 1280px;
  margin: 0 auto;
  gap: 4rem;
}
.hero-inner { flex: 1; max-width: 600px; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 100px;
  background: var(--cyan-dim);
  margin-bottom: 2rem;
}
.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}
.gradient-text {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--violet) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 3rem;
  max-width: 480px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero Visual */
.hero-visual {
  flex: 1;
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}
.orb-1 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0,245,255,0.2) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: orbFloat 6s ease-in-out infinite;
}
.orb-2 {
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(191,95,255,0.25) 0%, transparent 70%);
  top: 30%; right: 10%;
  animation: orbFloat 8s ease-in-out infinite reverse;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -55%) scale(1.1); }
}
.floating-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-cyan);
  animation: cardFloat 4s ease-in-out infinite;
}
.fc-1 { top: 15%; left: 5%; animation-delay: 0s; }
.fc-2 { top: 50%; right: 5%; animation-delay: 1.5s; }
.fc-3 { bottom: 15%; left: 15%; animation-delay: 0.8s; }
.fc-icon { font-size: 1.1rem; }
@keyframes cardFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ===== GENERATOR SECTION ===== */
.generator {
  padding: 2rem 2rem 6rem;
  max-width: 1280px;
  margin: 0 auto;
}
.gen-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
.gen-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: border-color var(--transition);
}
.gen-panel:hover { border-color: var(--border-hover); }

/* Panel Header */
.panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 1.5rem;
}
.panel-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid var(--border);
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}
.panel-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.preview-actions {
  display: flex;
  gap: 8px;
  margin-left: auto;
}
.action-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  transition: var(--transition);
}
.action-btn:hover {
  color: var(--cyan);
  border-color: var(--border-hover);
  background: var(--cyan-dim);
}

/* Prompt Textarea */
.prompt-area {
  position: relative;
  margin-bottom: 1.5rem;
}
.prompt-textarea {
  width: 100%;
  min-height: 140px;
  padding: 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
  line-height: 1.6;
  resize: vertical;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.prompt-textarea::placeholder { color: var(--text-muted); }
.prompt-textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-dim), var(--shadow-cyan);
}
.prompt-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
}
.char-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}
.btn-inspire {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--violet);
  border: 1px solid rgba(191,95,255,0.25);
  padding: 5px 12px;
  border-radius: 100px;
  background: var(--violet-dim);
  transition: var(--transition);
}
.btn-inspire:hover {
  background: rgba(191,95,255,0.25);
  box-shadow: 0 0 15px var(--violet-glow);
}

/* Control Groups */
.control-group { margin-bottom: 1.5rem; }
.control-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

/* Style Grid */
.style-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.style-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 10px 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
  color: var(--text-secondary);
}
.style-btn:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
  background: rgba(0,245,255,0.05);
}
.style-btn.active {
  border-color: var(--cyan);
  background: var(--cyan-dim);
  color: var(--cyan);
  box-shadow: 0 0 15px var(--cyan-glow);
}
.style-icon { font-size: 1.2rem; }
.style-name { font-size: 0.65rem; font-weight: 600; letter-spacing: 0.03em; }

/* Settings Row */
.settings-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.setting-item {}

/* Segmented Control */
.segmented {
  display: flex;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 3px;
  gap: 2px;
}
.seg-btn {
  flex: 1;
  padding: 6px 4px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-muted);
  border-radius: 4px;
  transition: var(--transition);
}
.seg-btn:hover { color: var(--text-primary); }
.seg-btn.active {
  background: var(--cyan);
  color: var(--bg-base);
  box-shadow: 0 0 10px var(--cyan-glow);
}

/* Advanced Toggle */
.advanced-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px 0;
  border-top: 1px solid var(--border);
  margin-bottom: 0;
  transition: color var(--transition);
  user-select: none;
}
.advanced-toggle:hover { color: var(--cyan); }
.advanced-toggle .chevron {
  margin-left: auto;
  transition: transform var(--transition);
}
.advanced-toggle.open .chevron { transform: rotate(180deg); }

.advanced-panel {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}
.advanced-panel.open { display: flex; }

.adv-row { display: flex; flex-direction: column; gap: 6px; }
.adv-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Slider */
.slider-wrap { display: flex; align-items: center; gap: 10px; }
.custom-slider {
  flex: 1;
  -webkit-appearance: none;
  height: 4px;
  background: var(--bg-elevated);
  border-radius: 2px;
  outline: none;
  border: 1px solid var(--border);
}
.custom-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--cyan);
  cursor: pointer;
  box-shadow: 0 0 8px var(--cyan-glow);
  transition: transform var(--transition);
}
.custom-slider::-webkit-slider-thumb:hover { transform: scale(1.2); }
.slider-val {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  min-width: 20px;
  text-align: right;
}

/* Select */
.custom-select {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  outline: none;
  transition: border-color var(--transition);
  cursor: pointer;
}
.custom-select:focus { border-color: var(--cyan); }

/* Input */
.custom-input {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.custom-input::placeholder { color: var(--text-muted); }
.custom-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px var(--cyan-dim);
}
.seed-row { display: flex; gap: 8px; }
.seed-input { flex: 1; }
.btn-dice {
  padding: 8px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: var(--transition);
}
.btn-dice:hover {
  border-color: var(--border-hover);
  transform: rotate(20deg);
}

/* Generate Button */
.btn-generate {
  position: relative;
  width: 100%;
  padding: 16px;
  margin-top: 1.5rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--cyan) 0%, #0099CC 50%, var(--violet) 100%);
  background-size: 200% 200%;
  color: var(--bg-base);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  animation: gradientShift 4s ease infinite;
}
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.btn-generate:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(0,245,255,0.4), 0 4px 20px rgba(191,95,255,0.3);
}
.btn-generate:active { transform: translateY(0); }
.btn-generate.loading {
  pointer-events: none;
  opacity: 0.8;
}
.btn-generate-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.btn-generate-glow {
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: inherit;
  filter: blur(12px);
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 0;
}
.btn-generate:hover .btn-generate-glow { opacity: 0.5; }

.gen-note {
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  letter-spacing: 0.03em;
}

/* ===== PREVIEW PANEL ===== */
.preview-viewport {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  margin-bottom: 1rem;
}

/* Idle */
.preview-idle {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
.idle-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
#waveCanvas { opacity: 0.5; }
.idle-icon {
  position: absolute;
  animation: idlePulse 3s ease-in-out infinite;
}
@keyframes idlePulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}
.idle-text {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.idle-sub { font-size: 0.78rem; color: var(--text-muted); }

/* Loading */
.preview-loading {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1.5rem;
}
.loading-visual {
  width: 100%;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--radius-md);
}
#genCanvas { width: 100%; height: 100%; object-fit: cover; }
.loading-info { width: 100%; }
.loading-bar-wrap {
  width: 100%;
  height: 3px;
  background: var(--bg-card);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 0.75rem;
}
.loading-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  border-radius: 2px;
  transition: width 0.3s ease;
  box-shadow: 0 0 10px var(--cyan-glow);
}
.loading-steps {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.5rem;
}
.load-step {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  transition: color var(--transition);
}
.load-step.active { color: var(--cyan); }
.load-step.done { color: var(--text-muted); text-decoration: line-through; }
.loading-pct {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  text-align: right;
}

/* Result */
.preview-result {
  width: 100%;
  height: 100%;
  position: relative;
}
.result-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.result-overlay {
  position: absolute;
  top: 12px;
  right: 12px;
  animation: fadeInDown 0.5s ease forwards;
}
.result-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(5,5,16,0.85);
  border: 1px solid var(--cyan);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--cyan);
  backdrop-filter: blur(10px);
}

/* Video Info Bar */
.video-info-bar {
  display: flex;
  gap: 1.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}
.info-item { display: flex; flex-direction: column; gap: 2px; }
.info-label {
  font-size: 0.62rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-mono);
}
.info-val {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--cyan);
  font-family: var(--font-mono);
}

/* History */
.history-section {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}
.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}
.history-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.btn-clear-history {
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.btn-clear-history:hover { color: #ff4444; }
.history-list { display: flex; flex-direction: column; gap: 6px; max-height: 180px; overflow-y: auto; }
.history-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.history-item:hover {
  border-color: var(--border-hover);
  background: var(--cyan-dim);
}
.history-thumb {
  width: 40px;
  height: 28px;
  border-radius: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  flex-shrink: 0;
}
.history-prompt {
  flex: 1;
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.history-style {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

/* ===== FEATURES SECTION ===== */
.features {
  padding: 6rem 2rem;
  background: linear-gradient(180deg, transparent 0%, rgba(0,245,255,0.02) 50%, transparent 100%);
}
.features-inner {
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}
.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 1rem;
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--cyan-dim);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 3rem;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: left;
}
.feature-card {
  padding: 1.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.feature-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-cyan);
}
.feature-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}
.feature-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== EXAMPLES SECTION ===== */
.examples {
  padding: 4rem 2rem 6rem;
}
.examples-inner {
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}
.examples-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  text-align: left;
  margin-top: 2rem;
}
.example-card {
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.example-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--cyan-dim), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.example-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}
.example-card:hover::before { opacity: 1; }
.example-style {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--violet);
  background: var(--violet-dim);
  border: 1px solid rgba(191,95,255,0.2);
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}
.example-text {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
  position: relative;
  z-index: 1;
}
.example-use {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 0.75rem;
  font-size: 0.72rem;
  color: var(--cyan);
  font-weight: 500;
  position: relative;
  z-index: 1;
  opacity: 0;
  transition: opacity var(--transition);
}
.example-card:hover .example-use { opacity: 1; }

/* ===== FOOTER ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  background: var(--bg-surface);
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
.footer-logo .logo-text {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
}
.footer-logo p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
}
.footer-links {
  display: flex;
  gap: 2rem;
}
.footer-links a {
  font-size: 0.82rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--cyan); }
.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 12px 24px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  backdrop-filter: blur(20px);
  z-index: 1000;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
  box-shadow: var(--shadow-cyan);
}
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.success { border-color: var(--cyan); color: var(--cyan); }
.toast.error { border-color: #ff4444; color: #ff4444; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .gen-container { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .examples-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { flex-direction: column; min-height: auto; padding-top: 4rem; }
  .hero-visual { height: 250px; width: 100%; }
}
@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }
  .examples-grid { grid-template-columns: 1fr; }
  .style-grid { grid-template-columns: repeat(4, 1fr); }
  .settings-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 1rem; }
  .header-nav .nav-badge { display: none; }
  .loading-steps { flex-wrap: wrap; gap: 0.5rem; }
}