* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #0f0f18;
  --bg-card: rgba(20, 20, 32, 0.8);
  --bg-card-solid: #141422;
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.12);
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.5);
  --accent-cyan: #00d4ff;
  --accent-indigo: #6366f1;
  --accent-purple: #a855f7;
  --accent-green: #22c55e;
  --accent-orange: #f97316;
  --accent-pink: #ec4899;
  --accent-red: #ef4444;
  --gradient-main: linear-gradient(135deg, #00d4ff 0%, #6366f1 50%, #a855f7 100%);
  --gradient-cyan: linear-gradient(135deg, #00d4ff, #06b6d4);
  --gradient-purple: linear-gradient(135deg, #a855f7, #6366f1);
  --gradient-green: linear-gradient(135deg, #22c55e, #10b981);
  --gradient-orange: linear-gradient(135deg, #f97316, #ef4444);
  --gradient-pink: linear-gradient(135deg, #ec4899, #f43f5e);
  --gradient-indigo: linear-gradient(135deg, #6366f1, #3b82f6);
  --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Noto Sans SC', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ========== 动态背景 ========== */
.bg-animations {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.grid-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.04) 1px, transparent 1px);
  background-size: 50px 50px;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
}

.glow-1 {
  width: 500px;
  height: 500px;
  background: var(--gradient-indigo);
  top: -200px;
  left: -200px;
  animation: drift 25s infinite ease-in-out;
}

.glow-2 {
  width: 400px;
  height: 400px;
  background: var(--gradient-purple);
  top: 30%;
  right: -150px;
  animation: drift 30s infinite ease-in-out -10s;
}

.glow-3 {
  width: 600px;
  height: 600px;
  background: var(--gradient-cyan);
  bottom: -300px;
  left: 20%;
  animation: drift 35s infinite ease-in-out -20s;
  opacity: 0.25;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(60px, -40px); }
  66% { transform: translate(-40px, 60px); }
}

.scan-lines {
  position: absolute;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 212, 255, 0.01) 2px,
    rgba(0, 212, 255, 0.01) 4px
  );
}

/* ========== 导航栏 ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 14px 0;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.logo-main {
  font-size: 20px;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-sub {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(99, 102, 241, 0.15);
}

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

.btn-ghost {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--accent-indigo);
}

.btn-primary-nav {
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 600;
  color: white;
  background: var(--gradient-main);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
  text-decoration: none;
}

.btn-primary-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(99, 102, 241, 0.5);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
}

/* ========== Hero ========== */
.hero {
  padding: 160px 0 100px;
  position: relative;
}

.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-cyan);
  margin-bottom: 28px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(40px, 5.5vw, 64px);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.gradient-text {
  background: var(--gradient-main);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.accent-text {
  color: var(--accent-cyan);
  text-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
}

.hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.btn-primary-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 36px;
  font-size: 16px;
  font-weight: 600;
  color: white;
  background: var(--gradient-main);
  border: none;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-primary-hero:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.5);
}

.btn-secondary-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 32px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-secondary-hero:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-indigo);
}

.hero-features {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.hero-feature svg {
  color: var(--accent-cyan);
}

/* Hero Visual - OBS Window */
.hero-visual {
  position: relative;
}

.obs-window {
  background: var(--bg-card-solid);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.obs-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border);
}

.obs-title-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.obs-title-text {
  font-size: 13px;
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
}

.obs-title-dots {
  display: flex;
  gap: 6px;
}

.obs-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.obs-dot:nth-child(1) { background: #ef4444; }
.obs-dot:nth-child(2) { background: #f59e0b; }
.obs-dot:nth-child(3) { background: #22c55e; }

.obs-body {
  display: grid;
  grid-template-columns: 64px 1fr 320px;
  min-height: 340px;
}

/* Left Panel - 场景 & 源 */
.obs-left-panel {
  background: rgba(255, 255, 255, 0.02);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 12px 0;
  gap: 8px;
}

.scene-list,
.source-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 8px;
}

.panel-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 8px 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-title::after {
  content: '';
  width: 12px;
  height: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.5;
}

.scene-item {
  padding: 8px 10px;
  font-size: 12px;
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}

.scene-item.active {
  background: rgba(99, 102, 241, 0.2);
  color: var(--text-primary);
  border: 1px solid rgba(99, 102, 241, 0.4);
}

.source-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 24px 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.source-empty svg {
  color: rgba(255, 255, 255, 0.2);
}

/* Center Panel */
.obs-center {
  display: flex;
  flex-direction: column;
  background: #06060a;
}

.obs-preview {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.preview-canvas {
  flex: 1;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: #050508;
}

.canvas-frame {
  flex: 1;
  background: #000;
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.canvas-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.grid-line {
  position: absolute;
  background: rgba(99, 102, 241, 0.15);
}

.grid-line.h1 { top: 25%; left: 0; right: 0; height: 1px; }
.grid-line.h2 { top: 50%; left: 0; right: 0; height: 1px; }
.grid-line.h3 { top: 75%; left: 0; right: 0; height: 1px; }
.grid-line.h4 { top: 90%; left: 0; right: 0; height: 1px; }
.grid-line.v1 { left: 25%; top: 0; bottom: 0; width: 1px; }
.grid-line.v2 { left: 50%; top: 0; bottom: 0; width: 1px; }
.grid-line.v3 { left: 75%; top: 0; bottom: 0; width: 1px; }
.grid-line.v4 { left: 90%; top: 0; bottom: 0; width: 1px; }

.canvas-element.video {
  position: absolute;
  top: 10%;
  left: 15%;
  right: 25%;
  bottom: 20%;
  background: rgba(0, 212, 255, 0.06);
  border: 1px dashed rgba(0, 212, 255, 0.5);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
}

.canvas-element.video .video-box {
  width: 48px;
  height: 48px;
  border: 2px solid rgba(0, 212, 255, 0.4);
  border-radius: 8px;
  background: rgba(0, 212, 255, 0.1);
}

.canvas-label {
  font-size: 11px;
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
}

.canvas-element.overlay {
  position: absolute;
  top: 15%;
  right: 5%;
  width: 120px;
  height: 80px;
  background: rgba(236, 72, 153, 0.1);
  border: 1px dashed rgba(236, 72, 153, 0.4);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay-label {
  font-size: 11px;
  color: var(--accent-pink);
}

/* Controls bar */
.obs-controls-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.zoom-controls {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-secondary);
}

.zoom-btn {
  width: 22px;
  height: 22px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.zoom-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.zoom-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-primary);
  min-width: 40px;
  text-align: center;
}

.fit-btn {
  padding: 4px 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.fit-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* Bottom: Mixer + Transition */
.obs-bottom {
  display: grid;
  grid-template-columns: 1fr 200px;
  border-top: 1px solid var(--border);
}

.mixer {
  background: rgba(255, 255, 255, 0.02);
  padding: 8px 12px;
  border-right: 1px solid var(--border);
}

.mixer-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.mixer-channels {
  display: flex;
  gap: 20px;
}

.channel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.channel-name {
  font-size: 10px;
  color: var(--text-muted);
  white-space: nowrap;
}

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

.fader-track {
  width: 24px;
  height: 64px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 3px;
  position: relative;
  display: flex;
  justify-content: center;
  box-shadow: inset 0 0 4px rgba(0, 0, 0, 0.5);
}

.fader-fill {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 70%;
  background: linear-gradient(180deg, #22c55e, #ef4444);
  border-radius: 0 0 3px 3px;
  opacity: 0.8;
}

.fader-handle {
  position: absolute;
  top: 25%;
  width: 36px;
  height: 10px;
  background: linear-gradient(180deg, #4a4a5a, #2a2a3a);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  left: 50%;
  transform: translateX(-50%);
}

.fader-scale {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-size: 8px;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  gap: 2px;
}

.fader-scale span {
  width: 14px;
  text-align: right;
}

/* Transition */
.transition {
  background: rgba(255, 255, 255, 0.02);
  padding: 8px 12px;
}

.transition-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.transition-box {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
}

.transition-name {
  font-size: 12px;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: block;
}

.transition-duration {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.duration-value {
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent-cyan);
  font-weight: 600;
}

/* Right Panel */
.obs-right-panel {
  background: rgba(255, 255, 255, 0.01);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.auth-badge {
  margin: 12px 16px 8px;
  display: inline-block;
  padding: 4px 12px;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  color: #22c55e;
  width: fit-content;
}

.panel-nav {
  display: flex;
  padding: 8px 12px;
  gap: 4px;
}

.panel-nav-item {
  flex: 1;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.panel-nav-item.active {
  background: var(--gradient-main);
  color: white;
  border-color: transparent;
}

.panel-subtabs {
  display: flex;
  padding: 0 12px;
  gap: 4px;
  align-items: center;
  flex-wrap: wrap;
}

.subtab {
  padding: 6px 12px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-size: 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.subtab:hover {
  color: var(--text-secondary);
}

.subtab.active {
  background: rgba(99, 102, 241, 0.2);
  color: var(--text-primary);
  border-color: rgba(99, 102, 241, 0.4);
}

.reset-btn {
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 11px;
  cursor: pointer;
}

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

.panel-body {
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.panel-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.panel-field label {
  font-size: 12px;
  color: var(--text-muted);
}

.field-input {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
}

.field-input span {
  flex: 1;
  font-size: 11px;
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.browse-btn {
  padding: 4px 10px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--accent-cyan);
  font-size: 11px;
  border-radius: 4px;
  cursor: pointer;
}

.browse-btn:hover {
  background: rgba(99, 102, 241, 0.25);
}

.panel-section {
  padding-top: 6px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.option-label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12px;
  color: var(--text-primary);
  font-weight: 500;
  cursor: pointer;
}

.option-label input {
  margin-top: 2px;
  accent-color: var(--accent-cyan);
}

.option-label em {
  font-style: normal;
  color: var(--text-muted);
  font-weight: 400;
  font-size: 11px;
}

.range-inputs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.range-label {
  color: var(--text-muted);
  min-width: 80px;
}

.range-input {
  width: 48px;
  padding: 4px 8px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-align: center;
}

.range-sep {
  color: var(--text-muted);
}

.slider-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.slider-label {
  color: var(--text-muted);
  min-width: 70px;
}

.slider {
  flex: 1;
  display: flex;
  align-items: center;
}

.slider-track {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  position: relative;
}

.slider-fill {
  height: 100%;
  background: var(--gradient-main);
  border-radius: 3px;
  position: relative;
}

.slider-thumb {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.range-input.small {
  width: 54px;
}

/* Footer */
.obs-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--border);
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 11px;
  color: var(--text-muted);
}

.footer-left svg {
  color: var(--text-muted);
}

.obs-hidden {
  font-family: 'JetBrains Mono', monospace;
}

.footer-center {
  display: flex;
  gap: 12px;
}

.stream-btn {
  padding: 8px 24px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.stream-btn.secondary {
  background: rgba(255, 255, 255, 0.04);
}

.stream-btn.primary {
  background: var(--gradient-main);
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.stream-btn:hover {
  transform: translateY(-1px);
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 11px;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

.status-icon {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Floating info cards */
.floating-info {
  position: absolute;
  background: rgba(20, 20, 32, 0.95);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

.floating-info.card-1 {
  top: 30px;
  right: -20px;
  animation: float1 6s ease-in-out infinite;
}

.floating-info.card-2 {
  bottom: 40px;
  left: -30px;
  animation: float2 7s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.info-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-indigo);
}

.info-icon.success {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(0, 212, 255, 0.1));
  color: var(--accent-green);
}

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

.info-title {
  font-size: 11px;
  color: var(--text-muted);
}

.info-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
}

/* Audio option styles (for product tabs) */
.audio-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.audio-option {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.audio-option.selected {
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(99, 102, 241, 0.08);
}

.audio-option:hover {
  border-color: rgba(99, 102, 241, 0.3);
}

.option-dot {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}

.audio-option.selected .option-dot {
  border-color: var(--accent-cyan);
}

.audio-option.selected .option-dot::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  right: 3px;
  bottom: 3px;
  background: var(--accent-cyan);
  border-radius: 50%;
}

.audio-option h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}

.audio-option p {
  font-size: 13px;
  color: var(--text-muted);
}

.audio-option > div {
  flex: 1;
}

.audio-option > div:has(+ .btn-small) {
  flex: 1;
}

/* Hero specific */
.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 100px 40px 40px;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 100px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

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

.hero-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.hero-desc {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 24px;
}

.hero-desc strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.btn-primary-hero {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: var(--gradient-main);
  color: white;
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.3);
  transition: all 0.3s;
}

.btn-primary-hero:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(99, 102, 241, 0.4);
}

.btn-secondary-hero {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.3s;
}

.btn-secondary-hero:hover {
  background: rgba(255, 255, 255, 0.1);
}

.hero-features {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.hero-feature svg {
  color: var(--accent-cyan);
}

/* Hero visual */
.hero-visual {
  position: relative;
}

/* Responsive */
@media (max-width: 1100px) {
  .hero-container {
    grid-template-columns: 1fr;
    padding: 100px 24px 40px;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-visual {
    max-width: 640px;
    margin: 0 auto;
    width: 100%;
  }

  .obs-body {
    grid-template-columns: 50px 1fr 280px;
  }
}

@media (max-width: 768px) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-features {
    flex-direction: column;
    gap: 12px;
  }

  .obs-body {
    grid-template-columns: 44px 1fr;
  }

  .obs-right-panel {
    display: none;
  }
}

.canvas-content {
  flex: 1;
  background: #000;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
}

.canvas-element {
  position: absolute;
  border: 1px dashed rgba(99, 102, 241, 0.4);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.canvas-element.video {
  top: 15%;
  left: 20%;
  right: 20%;
  bottom: 25%;
  background: rgba(99, 102, 241, 0.08);
}

.video-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  color: rgba(99, 102, 241, 0.6);
}

.canvas-label {
  font-size: 11px;
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
}

.canvas-element.overlay {
  top: 45%;
  left: 30%;
  width: 120px;
  height: 80px;
  background: rgba(236, 72, 153, 0.15);
  border-color: rgba(236, 72, 153, 0.4);
  position: relative;
}

.overlay-placeholder {
  font-size: 11px;
  color: var(--accent-pink);
}

.canvas-timeline {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30px;
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 12px;
}

.timeline-bar {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  position: relative;
}

.timeline-playhead {
  position: absolute;
  left: 30%;
  top: -4px;
  width: 3px;
  height: 12px;
  background: var(--accent-cyan);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--accent-cyan);
}

.obs-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.control-btn {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 4px;
}

.control-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.control-zoom {
  font-size: 12px;
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', monospace;
}

.obs-side-panel {
  background: rgba(255, 255, 255, 0.02);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.panel-header {
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
}

.panel-tabs {
  display: flex;
  padding: 8px 12px;
  gap: 4px;
  border-bottom: 1px solid var(--border);
}

.panel-tabs .tab {
  padding: 6px 12px;
  font-size: 12px;
  color: var(--text-muted);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.panel-tabs .tab.active {
  background: rgba(99, 102, 241, 0.2);
  color: var(--accent-cyan);
}

.panel-content {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.panel-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.row-label {
  font-size: 12px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.row-value {
  font-size: 11px;
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.panel-option {
  margin-top: 2px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
}

.checkbox-row input {
  width: 14px;
  height: 14px;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

.obs-footer {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--border);
}

.obs-fps,
.obs-resolution,
.obs-bitrate {
  display: flex;
  align-items: center;
  gap: 4px;
}

.fps-label,
.res-label,
.bitrate-label {
  font-size: 10px;
  color: var(--text-muted);
}

.fps-value,
.res-value,
.bitrate-value {
  font-size: 11px;
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
}

.obs-actions {
  margin-left: auto;
  display: flex;
  gap: 10px;
}

.obs-btn {
  padding: 8px 20px;
  font-size: 12px;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.obs-btn-primary {
  background: var(--accent-green);
  color: white;
}

.obs-btn-primary:hover {
  background: #16a34a;
}

.obs-btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.obs-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* Floating info cards */
.floating-info {
  position: absolute;
  background: rgba(20, 20, 32, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: floatCard 4s ease-in-out infinite;
}

.floating-info.card-1 {
  top: 30px;
  right: -30px;
  animation-delay: 0s;
}

.floating-info.card-2 {
  bottom: 50px;
  left: -40px;
  animation-delay: -2s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.info-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-indigo);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.info-icon.success {
  background: var(--gradient-green);
}

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

.info-title {
  font-size: 11px;
  color: var(--text-muted);
}

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

/* ========== Stats ========== */
.stats-section {
  padding: 56px 0;
}

.stats-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 20px;
  text-align: center;
  transition: all 0.4s ease;
  backdrop-filter: blur(10px);
}

.stat-card:hover {
  transform: translateY(-6px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.2);
}

.stat-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: rgba(99, 102, 241, 0.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.stat-numbers {
  margin-bottom: 8px;
}

.stat-value {
  font-size: 38px;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-unit {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ========== Section Common ========== */
.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-tag {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-cyan);
  font-size: 13px;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 16px;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.highlight-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ========== Features ========== */
.features-section {
  padding: 72px 0;
}

.features-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 22px;
  transition: all 0.4s ease;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.feature-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.gradient-cyan { background: var(--gradient-cyan); }
.gradient-purple { background: var(--gradient-purple); }
.gradient-green { background: var(--gradient-green); }
.gradient-orange { background: var(--gradient-orange); }
.gradient-pink { background: var(--gradient-pink); }
.gradient-indigo { background: var(--gradient-indigo); }

.feature-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

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

.tag {
  padding: 4px 12px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--accent-cyan);
  border-radius: 100px;
  font-size: 11px;
  font-weight: 500;
}

/* ========== Dedup Section ========== */
.dedup-section {
  padding: 100px 0;
}

.dedup-flow {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 60px;
  overflow-x: auto;
}

.flow-step {
  flex: 1;
  min-width: 180px;
  text-align: center;
  padding: 24px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  position: relative;
}

.step-number {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  font-weight: 800;
  color: var(--accent-cyan);
  background: var(--bg-primary);
  padding: 2px 10px;
  border-radius: 100px;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.step-icon {
  width: 48px;
  height: 48px;
  margin: 8px auto 16px;
  background: var(--gradient-indigo);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.flow-step h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.flow-step p {
  font-size: 13px;
  color: var(--text-secondary);
}

.flow-arrow {
  color: var(--accent-indigo);
  flex-shrink: 0;
}

.dedup-result {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 40px;
}

.result-card {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
}

.result-before,
.result-after {
  flex: 1;
  text-align: center;
}

.result-label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.result-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 10px;
}

.bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1s ease;
}

.bar-before .bar-fill {
  background: var(--gradient-orange);
}

.bar-after .bar-fill {
  background: var(--gradient-green);
}

.result-percent {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
}

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

.result-arrow {
  color: var(--accent-indigo);
}

/* ========== AI Section ========== */
.ai-section {
  padding: 72px 0;
}

.ai-grid {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
}

.ai-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 32px;
  transition: all 0.4s ease;
}

.ai-card:hover {
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-4px);
}

.ai-card-large {
  grid-row: span 2;
}

.ai-card-wide {
  grid-column: span 3;
}

.ai-badge {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(99, 102, 241, 0.2);
  color: var(--accent-cyan);
  font-size: 12px;
  font-weight: 600;
  border-radius: 6px;
  margin-bottom: 16px;
}

.ai-badge.highlight {
  background: rgba(236, 72, 153, 0.2);
  color: var(--accent-pink);
}

.ai-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.ai-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.ai-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ai-feature {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 10px;
}

.feature-name {
  font-size: 13px;
  color: var(--text-secondary);
}

.feature-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-cyan);
  font-family: 'JetBrains Mono', monospace;
}

.ai-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.action-tag {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.action-tag:hover {
  background: rgba(99, 102, 241, 0.2);
  color: var(--accent-cyan);
  border-color: var(--accent-indigo);
}

.action-tag.primary {
  background: var(--gradient-indigo);
  color: white;
  border-color: transparent;
}

.action-tag.danger {
  color: var(--accent-red);
  border-color: rgba(239, 68, 68, 0.3);
}

.ai-integrations {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.integration-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.integration-item svg {
  color: var(--accent-cyan);
}

/* ========== Scenarios ========== */
.scenarios-section {
  padding: 72px 0;
}

.scenarios-grid {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.scenario-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 24px;
  transition: all 0.4s ease;
}

.scenario-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.scenario-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.icon-blue { background: var(--gradient-cyan); }
.icon-purple { background: var(--gradient-purple); }
.icon-green { background: var(--gradient-green); }
.icon-orange { background: var(--gradient-orange); }

.scenario-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.scenario-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.scenario-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.scenario-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.scenario-list li::before {
  content: '▸';
  color: var(--accent-cyan);
  font-size: 14px;
}

/* ========== Workflow ========== */
.workflow-section {
  padding: 100px 0;
}

.workflow-steps {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 0;
}

.workflow-step {
  flex: 1;
  text-align: center;
}

.step-circle {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: var(--gradient-indigo);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.workflow-step h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.workflow-step p {
  font-size: 13px;
  color: var(--text-secondary);
}

.workflow-connector {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-indigo), var(--accent-cyan));
  position: relative;
}

.workflow-connector::after {
  content: '';
  position: absolute;
  right: -2px;
  top: -3px;
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: connectorPulse 2s infinite;
}

@keyframes connectorPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; transform: scale(1.3); }
}

/* ========== Pricing ========== */
.pricing-section {
  padding: 100px 0;
}

.pricing-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px 32px;
  position: relative;
  transition: all 0.4s ease;
}

.price-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.4);
}

.price-card.featured {
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.2), rgba(20, 20, 32, 0.8));
  border-color: rgba(99, 102, 241, 0.4);
  transform: scale(1.03);
}

.price-card.featured:hover {
  transform: scale(1.03) translateY(-8px);
}

.price-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 20px;
  background: var(--gradient-main);
  color: white;
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
}

.price-header {
  text-align: center;
  margin-bottom: 24px;
}

.price-header h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.price-desc {
  font-size: 13px;
  color: var(--text-secondary);
}

.price-amount {
  text-align: center;
  margin-bottom: 28px;
}

.price-amount .currency {
  font-size: 20px;
  font-weight: 600;
  color: var(--accent-cyan);
}

.price-amount .number {
  font-size: 48px;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.price-amount .period {
  font-size: 14px;
  color: var(--text-muted);
}

.price-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.price-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.price-features .check {
  color: var(--accent-green);
  font-weight: 700;
}

.btn-price {
  width: 100%;
  padding: 14px;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-outline-price {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn-outline-price:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-indigo);
}

.btn-primary-price {
  background: var(--gradient-main);
  color: white;
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-primary-price:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.5);
}

/* ========== FAQ ========== */
.faq-section {
  padding: 100px 0;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.faq-item:hover {
  border-color: rgba(99, 102, 241, 0.3);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.faq-icon {
  color: var(--accent-cyan);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-item.active .faq-answer p {
  padding-top: 0;
}

/* ========== CTA ========== */
.cta-section {
  padding: 56px 0;
}

.cta-box {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 40px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-content p {
  font-size: 17px;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 32px;
}

.btn-cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 40px;
  font-size: 16px;
  font-weight: 600;
  color: white;
  background: var(--gradient-main);
  border: none;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-cta-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.5);
}

.btn-cta-secondary {
  padding: 18px 40px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-cta-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.cta-trust {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-trust span {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ========== Footer ========== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 56px 0 24px;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand .logo-main {
  color: var(--text-primary);
  -webkit-text-fill-color: var(--text-primary);
  background: none;
}

.footer-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 20px 0 24px;
  max-width: 320px;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.contact-item svg {
  color: var(--accent-cyan);
}

.footer-links-group {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.footer-column h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
}

.footer-column a {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 6px 0;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* ========== Reveal Animation ========== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ========== Responsive ========== */
@media (max-width: 1200px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .obs-body {
    grid-template-columns: 1fr;
  }

  .obs-side-panel {
    border-left: none;
    border-top: 1px solid var(--border);
  }

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

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

  .ai-card-large,
  .ai-card-wide {
    grid-column: span 2;
    grid-row: auto;
  }

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

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

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
  }

  .price-card.featured {
    transform: none;
  }

  .price-card.featured:hover {
    transform: translateY(-8px);
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .workflow-steps {
    flex-direction: column;
    gap: 24px;
  }

  .workflow-connector {
    width: 2px;
    height: 30px;
  }
}

@media (max-width: 768px) {
  .nav-container {
    padding: 0 20px;
  }

  .nav-menu,
  .nav-actions {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-container,
  .stats-container,
  .features-grid,
  .ai-grid,
  .scenarios-grid {
    padding: 0 20px;
  }

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

  .ai-grid,
  .ai-card-large,
  .ai-card-wide {
    grid-template-columns: 1fr;
    grid-column: span 1;
  }

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

  .stats-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .nav-container {
    padding: 0 16px;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .hero-actions {
    flex-direction: column;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .btn-primary-hero,
  .btn-secondary-hero,
  .btn-cta-primary,
  .btn-cta-secondary {
    width: 100%;
    justify-content: center;
  }

  .dedup-flow {
    flex-direction: column;
  }

  .flow-arrow {
    transform: rotate(90deg);
  }

  .cta-box {
    margin: 0 20px;
    padding: 50px 24px;
  }

  .floating-info.card-1 {
    right: 10px;
  }

  .floating-info.card-2 {
    left: 10px;
  }
}

@media (max-width: 480px) {
  .stats-container {
    grid-template-columns: 1fr;
  }

  .footer-links-group {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 32px;
  }
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(99, 102, 241, 0.3);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.5);
}

/* ========== Logo Sub Domain ========== */
.logo-sub {
  font-size: 12px;
  letter-spacing: 0.05em;
}

/* ========== Product Section ========== */
.product-section {
  padding: 72px 0;
}

.product-tabs {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.product-tab {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 12px 28px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  font-family: inherit;
}

.product-tab:hover {
  color: var(--text-primary);
  border-color: rgba(99, 102, 241, 0.4);
}

.product-tab.active {
  background: var(--gradient-main);
  color: white;
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.product-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

.product-panel {
  display: none;
  animation: fadeInUp 0.5s ease;
}

.product-panel.active {
  display: block;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.panel-preview-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  backdrop-filter: blur(10px);
}

.panel-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.panel-label {
  font-size: 18px;
  font-weight: 600;
}

.panel-status {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 197, 94, 0.1));
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #22c55e;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.param-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s ease;
}

.param-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-4px);
}

.param-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.param-name {
  font-size: 16px;
  font-weight: 600;
}

.param-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

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

.param-switch span {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  transition: 0.3s;
}

.param-switch span:before {
  content: '';
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: 0.3s;
}

.param-switch input:checked + span {
  background: var(--gradient-main);
}

.param-switch input:checked + span:before {
  transform: translateX(20px);
}

.param-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.param-range {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.param-slider {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.param-slider-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  background: var(--gradient-main);
  border-radius: 4px;
}

.param-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.dual-slider {
  display: flex;
  align-items: center;
  gap: 12px;
}

.dual-label {
  font-size: 12px;
  color: var(--text-secondary);
  min-width: 80px;
}

.dual-bar {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  position: relative;
}

.dual-bar.small {
  max-width: 100px;
}

.dual-fill {
  height: 100%;
  background: var(--gradient-main);
  border-radius: 3px;
}

.param-visual {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border-radius: 12px;
  margin-bottom: 8px;
}

.param-visual.breathing .breath-circle {
  width: 30px;
  height: 30px;
  background: var(--gradient-main);
  border-radius: 50%;
  animation: breathe 3s ease-in-out infinite;
  opacity: 0.7;
}

@keyframes breathe {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
}

.param-visual.warp .warp-grid {
  width: 40px;
  height: 40px;
  background:
    linear-gradient(rgba(99, 102, 241, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.5) 1px, transparent 1px);
  background-size: 10px 10px;
  animation: warp 4s ease-in-out infinite;
  border-radius: 4px;
}

@keyframes warp {
  0%, 100% { transform: skew(0deg); }
  25% { transform: skew(5deg, 2deg); }
  50% { transform: skew(-3deg, 4deg); }
  75% { transform: skew(4deg, -2deg); }
}

/* Audio options */
.audio-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.audio-option {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.audio-option.selected {
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(99, 102, 241, 0.08);
}

.audio-option:hover {
  border-color: rgba(99, 102, 241, 0.3);
}

.option-dot {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}

.audio-option.selected .option-dot {
  border-color: var(--accent-cyan);
}

.audio-option.selected .option-dot::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  right: 3px;
  bottom: 3px;
  background: var(--accent-cyan);
  border-radius: 50%;
}

.audio-option h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}

.audio-option p {
  font-size: 13px;
  color: var(--text-muted);
}

.audio-option > div {
  flex: 1;
}

.btn-small {
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--accent-cyan);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
}

.btn-small:hover {
  background: rgba(99, 102, 241, 0.25);
}

.audio-dedup {
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.mute-params {
  display: flex;
  gap: 24px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.mute-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.mute-value, .mute-num {
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 14px;
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  color: var(--text-primary);
  min-width: 60px;
  text-align: center;
}

/* Voice/Dub panels */
.voice-library {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.voice-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 40px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border);
  border-radius: 16px;
  color: var(--text-muted);
}

.voice-empty p {
  font-size: 14px;
}

.voice-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.action-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
}

.action-btn:hover {
  color: var(--text-primary);
  border-color: rgba(99, 102, 241, 0.4);
}

.action-btn.primary {
  background: var(--gradient-main);
  color: white;
  border-color: transparent;
}

.action-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.action-btn.danger {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.3);
  color: #ef4444;
}

.action-btn.danger:hover {
  background: rgba(239, 68, 68, 0.25);
}

.action-btn.large {
  padding: 14px 28px;
  font-size: 14px;
}

.voice-note {
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.2);
  padding: 16px 20px;
  border-radius: 12px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========== Download Section ========== */
.download-section {
  padding: 56px 0;
}

.download-box {
  max-width: 900px;
  margin: 0 auto;
  padding: 44px 32px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.08));
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(0, 212, 255, 0.1), transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.1), transparent 40%);
  pointer-events: none;
}

.download-content {
  position: relative;
  z-index: 1;
}

.download-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: var(--gradient-main);
  border-radius: 24px;
  color: white;
  margin-bottom: 24px;
}

.download-box h2 {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 800;
  margin-bottom: 12px;
}

.download-box > .download-content > p {
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 32px;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  border-radius: 12px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
  text-decoration: none;
}

.btn-download:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.btn-download.primary {
  background: var(--gradient-main);
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.btn-download.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.4);
}

.download-info {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-muted);
}

.download-info span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ========== Responsive additions ========== */
@media (max-width: 900px) {
  .panel-grid {
    grid-template-columns: 1fr;
  }

  .ai-card-body {
    flex-direction: column;
  }

  .ai-left, .ai-right {
    flex: none;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .product-content {
    padding: 0 20px;
  }

  .mute-params {
    flex-direction: column;
  }

  .download-box {
    margin: 0 20px;
    padding: 40px 24px;
  }

  .panel-preview-card {
    padding: 24px 20px;
  }

  .voice-actions {
    flex-direction: column;
  }

  .action-btn, .action-btn.large {
    width: 100%;
    justify-content: center;
  }
}

/* ========== AI Config updates ========== */
.ai-card-body {
  display: flex;
  gap: 32px;
  margin-top: 24px;
}

.ai-left, .ai-right {
  flex: 1;
}

.ai-left h3 {
  font-size: 18px;
  margin-bottom: 20px;
}

.ai-config-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

.ai-config-row:last-child {
  border-bottom: none;
}

.config-key {
  color: var(--text-muted);
}

.config-value {
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary);
  font-size: 12px;
  max-width: 60%;
  text-align: right;
  word-break: break-all;
}

.ai-feature-item {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 12px;
}

.ai-feature-item svg {
  flex-shrink: 0;
}

.ai-f-title {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}

.ai-f-desc {
  font-size: 12px;
  color: var(--text-muted);
}

.ai-note {
  margin-top: 16px;
  padding: 12px 16px;
  background: rgba(99, 102, 241, 0.08);
  border-radius: 10px;
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========== Advantages Section ========== */
.advantages-section {
  padding: 72px 0;
}

.advantages-showcase {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.advantage-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.advantage-feature.feature-full {
  grid-template-columns: 1fr;
}

.advantage-badge {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-cyan);
  padding: 6px 14px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: 100px;
  margin-bottom: 20px;
}

.advantage-content h3 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 20px;
}

.advantage-content p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 24px;
}

.advantage-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.advantage-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-primary);
}

.check-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 50%;
  color: #22c55e;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.advantage-metrics {
  display: flex;
  gap: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.metric-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.metric-value {
  font-size: 32px;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* Phone Mockup */
.phone-mockup {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.phone-frame {
  width: 240px;
  height: 480px;
  background: linear-gradient(145deg, #1a1a2e, #16162a);
  border-radius: 40px;
  padding: 12px;
  box-shadow:
    0 0 0 2px rgba(99, 102, 241, 0.3),
    0 25px 60px rgba(0, 0, 0, 0.5);
  position: relative;
}

.phone-notch {
  width: 100px;
  height: 20px;
  background: #0a0a0f;
  border-radius: 0 0 16px 16px;
  margin: 0 auto;
}

.phone-screen {
  margin-top: 2px;
  height: calc(100% - 22px);
  background: #0f0f18;
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
}

.phone-live {
  flex: 1;
  background: linear-gradient(135deg, #1a0a2e, #0a1a2e);
  padding: 16px;
  position: relative;
}

.live-badge {
  display: inline-block;
  background: linear-gradient(135deg, #ff4757, #ff6b81);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.live-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #a855f7);
  margin-bottom: 8px;
}

.live-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 12px;
}

.live-name {
  font-weight: 600;
  color: white;
}

.live-views {
  color: rgba(255, 255, 255, 0.6);
  font-size: 11px;
}

.phone-comment {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.3);
}

.comment-item {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 10px;
  border-radius: 12px;
  max-width: 85%;
}

.phone-spec {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px 20px;
  width: 280px;
  backdrop-filter: blur(10px);
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

.spec-row:last-child {
  border-bottom: none;
}

.spec-row span:first-child {
  color: var(--text-muted);
}

.spec-val {
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent-cyan) !important;
  font-weight: 500;
}

/* Mic Visual */
.mic-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 300px;
}

.mic-center {
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(99, 102, 241, 0.2));
  border: 2px solid rgba(0, 212, 255, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  position: relative;
  z-index: 2;
}

.mic-ring {
  position: absolute;
  width: 160px;
  height: 160px;
  border: 2px solid rgba(0, 212, 255, 0.2);
  border-radius: 50%;
  animation: micPulse 2s ease-out infinite;
}

.mic-ring.ring-2 {
  animation-delay: 1s;
}

.mic-pulse {
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.3), transparent 70%);
  animation: micPulse 2s ease-out infinite;
}

@keyframes micPulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(2);
    opacity: 0;
  }
}

.noise-visual {
  margin-top: 24px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.noise-wave {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 40px;
  margin-bottom: 10px;
}

.wave-bar {
  flex: 1;
  background: var(--gradient-main);
  border-radius: 2px;
  animation: wave 1s ease-in-out infinite alternate;
}

@keyframes wave {
  0% { transform: scaleY(0.7); }
  100% { transform: scaleY(1); }
}

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

/* Audio Visual */
.audio-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  backdrop-filter: blur(10px);
}

.audio-folder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--accent-cyan);
}

.audio-folder span {
  font-size: 12px;
  color: var(--text-secondary);
}

.audio-play {
  width: 64px;
  height: 64px;
  background: var(--gradient-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.audio-visualizer {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 50px;
  width: 100%;
}

.viz-bar {
  flex: 1;
  background: var(--gradient-main);
  border-radius: 2px 2px 0 0;
  animation: viz 0.8s ease-in-out infinite alternate;
}

@keyframes viz {
  0% { transform: scaleY(0.5); }
  100% { transform: scaleY(1); }
}

/* GPU Visual */
.gpu-meter {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.gpu-label {
  font-size: 14px;
  font-weight: 600;
}

.gpu-bars {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.gpu-bar {
  display: flex;
  align-items: center;
  gap: 12px;
}

.gpu-name {
  font-size: 12px;
  color: var(--text-secondary);
  width: 80px;
}

.gpu-track {
  flex: 1;
  height: 10px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 5px;
  overflow: hidden;
}

.gpu-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 0.3s ease;
}

.gpu-bar.before .gpu-fill {
  background: linear-gradient(90deg, #ef4444, #f97316);
}

.gpu-bar.after .gpu-fill {
  background: linear-gradient(90deg, #22c55e, #00d4ff);
}

.gpu-pct {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  width: 45px;
  text-align: right;
}

.gpu-bar.before .gpu-pct { color: #ef4444; }
.gpu-bar.after .gpu-pct { color: #22c55e; }

.gpu-card-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  backdrop-filter: blur(10px);
}

.gpu-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.chip-face {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, #1a1a2e, #16162a);
  border: 2px solid rgba(99, 102, 241, 0.4);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 24px;
  color: var(--accent-cyan);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.3);
}

.chip-pins {
  display: flex;
  gap: 4px;
}

.chip-pins::before,
.chip-pins::after {
  content: '';
  display: block;
  width: 8px;
  height: 24px;
  background: linear-gradient(180deg, #6366f1, #4f46e5);
  border-radius: 2px;
}

.gpu-heat {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 60px;
}

.heat-bar {
  width: 10px;
  background: linear-gradient(180deg, #00d4ff, #6366f1);
  border-radius: 3px 3px 0 0;
  opacity: 0.8;
}

/* Comparison Table */
.comparison-intro {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 32px;
}

.comparison-table {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.table-row {
  display: grid;
  grid-template-columns: 1.2fr 2fr 2fr;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.table-row:last-child {
  border-bottom: none;
}

.table-row.table-header {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.1));
  font-weight: 700;
}

.table-row.table-header .table-cell {
  padding: 20px 24px;
  font-size: 14px;
}

.table-cell {
  padding: 16px 24px;
  font-size: 14px;
}

.table-cell.our {
  color: var(--accent-cyan);
  font-weight: 500;
}

.table-cell.others {
  color: var(--text-muted);
}

.table-row.alt {
  background: rgba(255, 255, 255, 0.01);
}

/* Advantages responsive */
@media (max-width: 900px) {
  .advantage-feature {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .advantage-feature.feature-right {
    direction: ltr;
  }

  .advantages-showcase {
    padding: 0 20px;
  }

  .table-row {
    grid-template-columns: 1fr 1.5fr 1.5fr;
  }

  .table-cell {
    padding: 12px 16px;
    font-size: 12px;
  }

  .table-row.table-header .table-cell {
    padding: 14px 16px;
    font-size: 13px;
  }
}

@media (max-width: 768px) {
  .phone-frame {
    width: 200px;
    height: 400px;
  }

  .phone-spec {
    width: 240px;
  }

  .gpu-meter {
    padding: 16px;
  }

  .audio-visual {
    padding: 24px;
  }
}