/* ============================================
   AudioLaunch Landing Page — style.css
   Dark space theme: Bonestell + Tron aesthetic
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --bg-primary: #0B1426;
  --bg-secondary: #0F1A2E;
  --bg-card: rgba(15, 26, 46, 0.6);
  --bg-glass: rgba(77, 208, 225, 0.05);
  --border-glass: rgba(77, 208, 225, 0.15);
  --primary: #4DD0E1;
  --primary-dim: rgba(77, 208, 225, 0.3);
  --secondary: #FFB74D;
  --secondary-dim: rgba(255, 183, 77, 0.3);
  --purple: #B388FF;
  --purple-dim: rgba(179, 136, 255, 0.3);
  --text-primary: #E8EAF0;
  --text-secondary: #8892A4;
  --text-dim: #556177;
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a:hover { color: var(--secondary); }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.accent { color: var(--primary); }

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: rgba(11, 20, 38, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border-glass);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.nav-logo:hover { color: var(--primary); }

.logo-icon {
  color: var(--primary);
  font-size: 1.4rem;
  filter: drop-shadow(0 0 8px var(--primary-dim));
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--text-primary); }

.nav-cta {
  background: linear-gradient(135deg, var(--primary), #26C6DA);
  color: var(--bg-primary) !important;
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 600 !important;
}

.nav-cta:hover {
  box-shadow: 0 0 20px var(--primary-dim);
}

.nav-signin {
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 600 !important;
  border: 1px solid var(--primary-dim);
  color: var(--primary) !important;
  transition: background var(--transition), box-shadow var(--transition);
}

.nav-signin:hover {
  background: rgba(77, 208, 225, 0.08);
  box-shadow: 0 0 15px var(--primary-dim);
  color: var(--primary) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.stars {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.8) 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 60%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 10%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 40%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 80%, rgba(255,255,255,0.7) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 15% 85%, rgba(77,208,225,0.6) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 85% 15%, rgba(255,183,77,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 75%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 65% 55%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 25% 35%, rgba(255,255,255,0.6) 0%, transparent 100%);
  animation: twinkle 8s ease-in-out infinite alternate;
}

@keyframes twinkle {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.nebula {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(77, 208, 225, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 30%, rgba(179, 136, 255, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 80%, rgba(255, 183, 77, 0.04) 0%, transparent 50%);
}

.grid-floor {
  position: absolute;
  bottom: 0;
  left: -50%;
  right: -50%;
  height: 40%;
  background:
    linear-gradient(to top, rgba(77, 208, 225, 0.06) 0%, transparent 100%),
    repeating-linear-gradient(90deg, rgba(77, 208, 225, 0.04) 0px, transparent 1px, transparent 60px),
    repeating-linear-gradient(0deg, rgba(77, 208, 225, 0.04) 0px, transparent 1px, transparent 60px);
  transform: perspective(500px) rotateX(45deg);
  transform-origin: center bottom;
}

.hero-content {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-pre {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--secondary);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 24px;
}

.title-line { display: block; }
.title-line.accent {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin-bottom: 36px;
  line-height: 1.7;
}

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

.store-badge { display: inline-block; transition: transform var(--transition), filter var(--transition); }
.store-badge:hover { transform: translateY(-2px); filter: brightness(1.1); }
.badge-svg { width: 160px; height: auto; }

/* Phone Mockup */
.hero-mockup {
  display: flex;
  justify-content: center;
}

.phone-frame {
  position: relative;
  width: 280px;
  height: 560px;
  background: linear-gradient(145deg, #1a2540, #0d1829);
  border-radius: 40px;
  padding: 12px;
  border: 2px solid var(--border-glass);
  box-shadow:
    0 0 40px rgba(77, 208, 225, 0.1),
    0 20px 60px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  border-radius: 30px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-glow {
  position: absolute;
  inset: -20px;
  border-radius: 60px;
  background: radial-gradient(ellipse at center, rgba(77, 208, 225, 0.08) 0%, transparent 70%);
  z-index: -1;
  animation: pulse-glow 4s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

/* --- Phone Screen Carousel --- */
.phone-carousel {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 30px;
}

.phone-slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.8s ease, transform 0.8s ease;
  pointer-events: none;
}

.phone-slide.active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

/* Slide header bar */
.slide-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding: 0 4px;
}

.slide-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #66BB6A;
  box-shadow: 0 0 6px rgba(102, 187, 106, 0.5);
}

.slide-header-title {
  font-family: var(--font-display);
  font-size: 0.6rem;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

/* Slide label at bottom */
.slide-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--primary);
  letter-spacing: 1.5px;
  margin-top: 16px;
  opacity: 0.8;
}

.slide-sublabel {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.3);
  margin-top: 4px;
}

/* Carousel dots indicator */
.carousel-dots {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: auto;
  padding-top: 12px;
}

.carousel-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  transition: background 0.3s, transform 0.3s;
}

.carousel-dot.active {
  background: var(--primary);
  transform: scale(1.3);
  box-shadow: 0 0 8px var(--primary-dim);
}

/* ── SLIDE 1: Recording Studio ── */
.rec-waveform {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  height: 100px;
  width: 100%;
  margin-bottom: 12px;
}

.rec-bar {
  width: 5px;
  border-radius: 3px;
  background: linear-gradient(to top, var(--primary), var(--secondary));
  animation: rec-pulse 1.8s ease-in-out infinite;
}

@keyframes rec-pulse {
  0%, 100% { transform: scaleY(1); opacity: 0.9; }
  50% { transform: scaleY(0.5); opacity: 0.5; }
}

.rec-bar:nth-child(odd) { animation-delay: 0.15s; }
.rec-bar:nth-child(3n) { animation-delay: 0.4s; }
.rec-bar:nth-child(5n) { animation-delay: 0.6s; }

.rec-controls {
  display: flex;
  gap: 16px;
  align-items: center;
}

.rec-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: rec-glow 2s ease-in-out infinite;
}

.rec-btn-inner {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #EF5350;
  box-shadow: 0 0 12px rgba(239, 83, 80, 0.6);
  animation: rec-blink 1.2s ease-in-out infinite;
}

@keyframes rec-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes rec-glow {
  0%, 100% { box-shadow: 0 0 0 rgba(77,208,225,0); }
  50% { box-shadow: 0 0 15px rgba(77,208,225,0.3); }
}

.rec-timer {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  letter-spacing: 2px;
}

/* ── SLIDE 2: Synth Lab ── */
.synth-panel {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.synth-row {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.synth-knob {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #2a3a5c, #141e33);
  border: 2px solid rgba(255,255,255,0.1);
  position: relative;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05);
}

.synth-knob::after {
  content: '';
  position: absolute;
  top: 4px;
  left: 50%;
  width: 2px;
  height: 12px;
  background: var(--primary);
  border-radius: 1px;
  transform-origin: bottom center;
  animation: knob-turn 4s ease-in-out infinite;
}

.synth-knob:nth-child(2)::after { animation-delay: 0.5s; }
.synth-knob:nth-child(3)::after { animation-delay: 1s; }
.synth-knob:nth-child(4)::after { animation-delay: 1.5s; }

@keyframes knob-turn {
  0% { transform: translateX(-50%) rotate(-60deg); }
  50% { transform: translateX(-50%) rotate(60deg); }
  100% { transform: translateX(-50%) rotate(-60deg); }
}

.synth-knob-label {
  font-size: 0.5rem;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  text-align: center;
  margin-top: 4px;
  letter-spacing: 0.5px;
}

.synth-keys {
  display: flex;
  gap: 2px;
  justify-content: center;
  margin-top: 4px;
}

.synth-key {
  width: 18px;
  height: 48px;
  background: linear-gradient(to bottom, #e8e8e8, #ccc);
  border-radius: 0 0 3px 3px;
  border: 1px solid rgba(0,0,0,0.15);
  transition: background 0.15s;
}

.synth-key.black {
  width: 12px;
  height: 30px;
  background: linear-gradient(to bottom, #2a2a2a, #1a1a1a);
  margin: 0 -6px;
  z-index: 1;
  border-radius: 0 0 2px 2px;
}

.synth-key.pressed {
  background: linear-gradient(to bottom, var(--primary), #26C6DA);
  animation: key-press 3s ease-in-out infinite;
}

@keyframes key-press {
  0%, 100% { background: linear-gradient(to bottom, #e8e8e8, #ccc); }
  15%, 25% { background: linear-gradient(to bottom, var(--primary), #26C6DA); }
}

.synth-key.pressed:nth-child(5) { animation-delay: 0.8s; }
.synth-key.pressed:nth-child(8) { animation-delay: 1.6s; }
.synth-key.pressed:nth-child(11) { animation-delay: 2.4s; }

/* ── SLIDE 3: Signal Network (Skill Tree) ── */
.tree-viz {
  position: relative;
  width: 160px;
  height: 160px;
  margin: 0 auto 8px;
}

.tree-node {
  position: absolute;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
}

.tree-node.core {
  width: 28px;
  height: 28px;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  box-shadow: 0 0 16px var(--primary-dim);
}

.tree-node.branch {
  width: 18px;
  height: 18px;
  background: rgba(77,208,225,0.3);
  border: 1px solid var(--primary-dim);
  animation: node-appear 0.5s ease-out both;
}

.tree-node.locked {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
}

.tree-line {
  position: absolute;
  background: rgba(77,208,225,0.2);
  width: 2px;
  transform-origin: top center;
}

.tree-pulse {
  animation: tree-glow 3s ease-in-out infinite;
}

@keyframes tree-glow {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; box-shadow: 0 0 10px var(--primary-dim); }
}

@keyframes node-appear {
  from { transform: scale(0); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* ── SLIDE 4: Mixer ── */
.mixer-channels {
  display: flex;
  gap: 8px;
  justify-content: center;
  width: 100%;
}

.mixer-channel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: 36px;
}

.mixer-label {
  font-size: 0.5rem;
  color: rgba(255,255,255,0.3);
  text-transform: uppercase;
}

.mixer-meter {
  width: 8px;
  height: 80px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.mixer-meter-fill {
  position: absolute;
  bottom: 0;
  width: 100%;
  border-radius: 4px;
  background: linear-gradient(to top, #66BB6A, #FFB74D, #EF5350);
  animation: meter-bounce 2s ease-in-out infinite;
}

.mixer-meter-fill:nth-child(1) { animation-delay: 0s; }

@keyframes meter-bounce {
  0%, 100% { height: 40%; }
  25% { height: 75%; }
  50% { height: 55%; }
  75% { height: 85%; }
}

.mixer-fader-track {
  width: 4px;
  height: 60px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  position: relative;
}

.mixer-fader-thumb {
  position: absolute;
  width: 16px;
  height: 8px;
  background: linear-gradient(to bottom, #ddd, #999);
  border-radius: 2px;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 1px 4px rgba(0,0,0,0.4);
  animation: fader-move 3s ease-in-out infinite;
}

@keyframes fader-move {
  0%, 100% { top: 30%; }
  50% { top: 55%; }
}

.mixer-channel:nth-child(2) .mixer-meter-fill { animation-delay: 0.3s; }
.mixer-channel:nth-child(2) .mixer-fader-thumb { animation-delay: 0.5s; }
.mixer-channel:nth-child(3) .mixer-meter-fill { animation-delay: 0.6s; }
.mixer-channel:nth-child(3) .mixer-fader-thumb { animation-delay: 1s; }
.mixer-channel:nth-child(4) .mixer-meter-fill { animation-delay: 0.9s; }
.mixer-channel:nth-child(4) .mixer-fader-thumb { animation-delay: 1.5s; }
.mixer-channel:nth-child(5) .mixer-meter-fill { animation-delay: 0.2s; }
.mixer-channel:nth-child(5) .mixer-fader-thumb { animation-delay: 0.7s; }

/* ── SLIDE 5: NPC Encounter ── */
.encounter-viz {
  text-align: center;
}

.encounter-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  margin: 0 auto 12px;
  background: linear-gradient(135deg, #FFB74D, #FF8A65);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 0 20px rgba(255,183,77,0.3);
  animation: encounter-float 3s ease-in-out infinite;
}

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

.encounter-name {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: #FFB74D;
  margin-bottom: 4px;
}

.encounter-role {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 12px;
}

.encounter-dialogue {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  font-style: italic;
  line-height: 1.4;
  padding: 10px 12px;
  background: rgba(255,183,77,0.06);
  border: 1px solid rgba(255,183,77,0.12);
  border-radius: 8px;
  max-width: 200px;
  margin: 0 auto;
}

.encounter-btn {
  display: inline-block;
  margin-top: 12px;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.65rem;
  font-weight: 600;
  background: rgba(255,183,77,0.15);
  color: #FFB74D;
  border: 1px solid rgba(255,183,77,0.25);
  animation: btn-glow 2s ease-in-out infinite;
}

@keyframes btn-glow {
  0%, 100% { box-shadow: 0 0 0 rgba(255,183,77,0); }
  50% { box-shadow: 0 0 12px rgba(255,183,77,0.3); }
}

/* Legacy fallback */
.mockup-placeholder {
  text-align: center;
  padding: 20px;
}

.mockup-waveform {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 120px;
  margin-bottom: 24px;
}

.wave-bar {
  width: 8px;
  height: var(--h, 50%);
  background: linear-gradient(to top, var(--primary), var(--secondary));
  border-radius: 4px;
  animation: rec-pulse 1.5s ease-in-out infinite;
  animation-delay: calc(var(--h, 50%) * 0.01s);
}

.wave-bar:nth-child(odd) { animation-delay: 0.2s; }
.wave-bar:nth-child(3n) { animation-delay: 0.5s; }

.mockup-label {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--primary);
  letter-spacing: 2px;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: bob 2s ease-in-out infinite;
}

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

/* --- Section Shared Styles --- */
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.section-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--secondary);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 16px;
}

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

/* --- Features Section --- */
.features {
  padding: 120px 0;
  position: relative;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glass), transparent);
}

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  backdrop-filter: blur(10px);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(77, 208, 225, 0.1);
  border-color: rgba(77, 208, 225, 0.3);
}

.feature-icon {
  width: 64px;
  height: 64px;
  color: var(--primary);
  margin-bottom: 20px;
  filter: drop-shadow(0 0 10px var(--primary-dim));
}

.feature-icon.icon-amber {
  color: var(--secondary);
  filter: drop-shadow(0 0 10px var(--secondary-dim));
}

.feature-icon.icon-purple {
  color: var(--purple);
  filter: drop-shadow(0 0 10px var(--purple-dim));
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.feature-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* --- Screenshots Section --- */
.screenshots {
  padding: 120px 0;
  background: var(--bg-secondary);
  position: relative;
}

.screenshots::before,
.screenshots::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glass), transparent);
}

.screenshots::before { top: 0; }
.screenshots::after { bottom: 0; }

.carousel-wrapper {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.carousel-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 20px 0;
}

.carousel-track::-webkit-scrollbar { display: none; }

.carousel-slide {
  flex: 0 0 260px;
  scroll-snap-align: center;
  transition: transform var(--transition), opacity var(--transition);
}

.screenshot-placeholder {
  width: 260px;
  height: 460px;
  background: linear-gradient(145deg, #111D33, #0B1426);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.screenshot-content {
  width: 100%;
  padding: 40px 24px;
  text-align: center;
}

.ss-header {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--primary);
  letter-spacing: 2px;
  margin-bottom: 30px;
  text-transform: uppercase;
}

.ss-waveform-mini {
  height: 40px;
  margin: 0 auto 20px;
  background: repeating-linear-gradient(
    90deg,
    var(--primary) 0px, var(--primary) 3px,
    transparent 3px, transparent 7px
  );
  opacity: 0.4;
  border-radius: 4px;
}

.ss-waveform-large {
  height: 80px;
  margin: 0 auto 30px;
  background: repeating-linear-gradient(
    90deg,
    var(--primary) 0px, var(--primary) 3px,
    transparent 3px, transparent 6px
  );
  opacity: 0.5;
  border-radius: 4px;
}

.ss-buttons { display: flex; gap: 12px; justify-content: center; }
.ss-btn { width: 50px; height: 50px; border-radius: 50%; background: rgba(77, 208, 225, 0.15); border: 1px solid var(--border-glass); }
.ss-btn.accent { background: rgba(77, 208, 225, 0.3); border-color: var(--primary); }

.ss-record-btn {
  width: 60px; height: 60px; border-radius: 50%;
  background: linear-gradient(135deg, #FF5252, #FF1744);
  margin: 0 auto;
  box-shadow: 0 0 20px rgba(255, 23, 68, 0.3);
}

.ss-knobs { display: flex; gap: 16px; justify-content: center; margin-bottom: 30px; }
.ss-knob {
  width: 40px; height: 40px; border-radius: 50%;
  background: conic-gradient(from 180deg, var(--primary) 0%, transparent 70%);
  border: 2px solid var(--border-glass);
}

.ss-keys {
  height: 50px;
  background: repeating-linear-gradient(
    90deg,
    #fff 0px, #fff 14px,
    #333 14px, #333 16px
  );
  border-radius: 0 0 4px 4px;
  opacity: 0.15;
}

.ss-tree { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; align-items: center; }
.ss-node { width: 28px; height: 28px; border-radius: 50%; background: var(--primary-dim); border: 2px solid var(--primary); }
.ss-node.core { width: 40px; height: 40px; background: var(--primary); border-radius: 8px; }
.ss-branch { width: 60px; height: 2px; background: var(--primary-dim); }

.ss-mission-list { display: flex; flex-direction: column; gap: 12px; }
.ss-mission {
  height: 48px;
  background: rgba(77, 208, 225, 0.08);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
}

.slide-caption {
  text-align: center;
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition);
  backdrop-filter: blur(10px);
}

.carousel-btn:hover {
  background: rgba(77, 208, 225, 0.15);
  border-color: var(--primary);
}

.carousel-prev { left: -20px; }
.carousel-next { right: -20px; }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}

.carousel-dot.active {
  background: var(--primary);
  transform: scale(1.3);
}

/* --- Testimonials Section --- */
.testimonials {
  padding: 120px 0;
}

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

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 32px;
  backdrop-filter: blur(10px);
  transition: transform var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
}

.testimonial-stars {
  color: var(--secondary);
  font-size: 1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--bg-primary);
}

.author-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.author-role {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* --- Download CTA Section --- */
.download-cta {
  padding: 120px 0;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.download-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(77, 208, 225, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(255, 183, 77, 0.04) 0%, transparent 60%);
}

.cta-content {
  position: relative;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  margin-bottom: 20px;
}

.cta-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 36px;
  line-height: 1.7;
}

.cta-badges {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Signup Form --- */
.hero-signup, .cta-signup { width: 100%; max-width: 480px; }
.cta-signup { margin: 0 auto; }

.signup-row {
  display: flex;
  gap: 8px;
  width: 100%;
}

.signup-fields {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.signup-btn-full {
  width: 100%;
  margin-top: 10px;
}

.signup-login-link {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 12px;
  text-align: center;
}
.signup-login-link a {
  color: var(--primary);
  text-decoration: none;
}
.signup-login-link a:hover {
  text-decoration: underline;
}

.signup-input {
  flex: 1;
  padding: 14px 18px;
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition);
}
.signup-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}
.signup-input::placeholder {
  color: var(--text-dim);
}

.signup-btn {
  padding: 14px 28px;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-display);
  color: #0B1426;
  background: linear-gradient(135deg, var(--primary), #26C6DA);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--transition), box-shadow var(--transition);
}
.signup-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--primary-dim);
}
.signup-btn:disabled {
  opacity: 0.6;
  cursor: wait;
  transform: none;
}

.signup-hint {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 10px 0 0;
  text-align: center;
}

.signup-success {
  text-align: center;
  animation: fadeIn 0.4s ease;
}
.signup-welcome {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 16px;
}
.signup-downloads {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.store-badge-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  color: #fff;
  background: rgba(77, 208, 225, 0.12);
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
}
.store-badge-link:hover {
  background: rgba(77, 208, 225, 0.25);
  transform: translateY(-2px);
}
.store-badge-soon {
  opacity: 0.5;
  border-color: var(--text-dim);
  pointer-events: none;
}
.store-icon { font-size: 0.9rem; }
.signup-check-email {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

.signup-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px 0 14px;
  width: 100%;
}
.signup-divider::before,
.signup-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-glass);
}
.signup-divider span {
  font-size: 0.8rem;
  color: var(--text-dim);
  white-space: nowrap;
}

.sso-buttons {
  display: flex;
  gap: 10px;
  width: 100%;
  flex-wrap: wrap;
}
.sso-btn {
  flex: 1;
  min-width: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 10px;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  white-space: nowrap;
}
.sso-btn:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-1px);
}
.sso-btn svg {
  flex-shrink: 0;
}
.sso-google:hover { border-color: #4285F4; }
.sso-discord:hover { border-color: #5865F2; }
.sso-spotify:hover { border-color: #1DB954; }
.sso-apple:hover { border-color: #fff; }

@media (max-width: 600px) {
  .sso-buttons { flex-wrap: wrap; }
  .sso-btn { flex: 1 1 calc(50% - 5px); min-width: calc(50% - 5px); }
}

.signup-error {
  font-size: 0.85rem;
  color: #EF5350;
  margin-top: 10px;
  text-align: center;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 600px) {
  .signup-row { flex-direction: column; }
  .signup-btn { width: 100%; }
}

/* --- Footer --- */
.footer {
  padding: 80px 0 32px;
  border-top: 1px solid var(--border-glass);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 280px;
}

.footer-links-group h4,
.footer-links-group .footer-heading {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-links-group ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-group a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid rgba(77, 208, 225, 0.08);
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* --- Scroll Animations --- */
.animate-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-description { margin: 0 auto 36px; }
  .hero-badges { justify-content: center; }

  .phone-frame { width: 240px; height: 480px; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(11, 20, 38, 0.98);
    backdrop-filter: blur(20px);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border-glass);
  }

  .nav-toggle { display: flex; }

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

  .carousel-btn { display: none; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .badge-svg { width: 140px; }
  .phone-frame { width: 200px; height: 400px; }
  .carousel-slide { flex: 0 0 220px; }
  .screenshot-placeholder { width: 220px; height: 380px; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* --- Legal Pages Shared --- */
.legal-page {
  padding: 120px 0 80px;
  min-height: 100vh;
}

.legal-page .container {
  max-width: 800px;
}

.legal-page h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 8px;
}

.legal-page .legal-updated {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 48px;
}

.legal-page h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--primary);
  margin-top: 40px;
  margin-bottom: 16px;
}

.legal-page p,
.legal-page li {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 12px;
}

.legal-page ul {
  margin-left: 24px;
  margin-bottom: 16px;
}

.legal-page a {
  color: var(--primary);
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

.legal-back:hover { color: var(--primary); }

/* --- Persona Cards (collapsible) --- */
.persona-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  overflow: hidden;
}
.persona-card:hover {
  transform: translateY(-2px);
  border-color: rgba(77, 208, 225, 0.3);
}
.persona-card[open] {
  box-shadow: 0 12px 40px rgba(77, 208, 225, 0.1);
  border-color: rgba(77, 208, 225, 0.4);
}
.persona-summary {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 24px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.persona-summary::-webkit-details-marker { display: none; }
.persona-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  color: var(--primary);
  filter: drop-shadow(0 0 8px var(--primary-dim));
}
.persona-icon.icon-amber { color: var(--secondary); filter: drop-shadow(0 0 8px var(--secondary-dim)); }
.persona-icon.icon-purple { color: var(--purple); filter: drop-shadow(0 0 8px var(--purple-dim)); }
.persona-summary-text {
  flex: 1;
  min-width: 0;
}
.persona-title {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}
.persona-teaser {
  color: var(--text-secondary);
  font-size: 0.8rem;
  opacity: 0.7;
}
.persona-chevron {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.5;
  transition: transform var(--transition);
}
.persona-card[open] .persona-chevron {
  transform: rotate(180deg);
}
.persona-body {
  padding: 0 24px 24px 80px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
  animation: persona-reveal 0.3s ease;
}
@keyframes persona-reveal {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 720px) {
  .persona-body { padding: 0 24px 24px 24px; }
}

/* --- Origin Section --- */
.origin-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}
.origin-portrait {
  aspect-ratio: 1 / 1;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(77,208,225,0.15), rgba(255,183,77,0.15));
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.origin-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.origin-portrait-fallback {
  width: 60%;
  opacity: 0.4;
}
.origin-text p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.85);
  margin-bottom: 1rem;
}
.origin-text p.origin-footnote {
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.6);
  font-style: italic;
  margin-bottom: 0;
}
@media (max-width: 720px) {
  .origin-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* --- Positioning ("Why") Cards --- */
.why-card .why-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.4);
  margin: 0 0 10px 0;
}
.why-card .why-label.them-cyan { color: var(--primary); }
.why-card .why-label.them-amber { color: var(--secondary); }
.why-card .why-label.them-purple { color: var(--purple); }
.why-card .why-claim {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin: 0 0 18px 0;
  line-height: 1.4;
}
.why-card .why-answer {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
}
.why-grid {
  grid-template-columns: repeat(2, 1fr) !important;
  max-width: 900px;
  margin: 0 auto;
}
@media (max-width: 720px) {
  .why-grid { grid-template-columns: 1fr !important; }
}

/* --- Empty Testimonials (CTA placeholders) --- */
.testimonial-card.testimonial-empty {
  border-style: dashed;
  border-color: rgba(77, 208, 225, 0.25);
  background: rgba(77, 208, 225, 0.03);
}
.testimonial-card.testimonial-empty:hover {
  border-color: rgba(77, 208, 225, 0.5);
  background: rgba(77, 208, 225, 0.06);
}
.testimonial-stars.is-empty {
  color: rgba(255, 255, 255, 0.2);
}
.author-avatar.is-empty {
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.35);
  border: 1px dashed rgba(255, 255, 255, 0.2);
}
.testimonial-cta {
  display: inline-block;
  margin: 14px 0 18px 0;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(77, 208, 225, 0.08);
  border: 1px solid rgba(77, 208, 225, 0.3);
  border-radius: 999px;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.testimonial-cta:hover {
  background: rgba(77, 208, 225, 0.15);
  border-color: var(--primary);
  transform: translateY(-1px);
}