/* ── Reset & Tokens ── */

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

:root {
  --bg: #0a0a0c;
  --bg-surface: #141416;
  --bg-card: #1c1c1e;
  --bg-card-hover: #242426;
  --text: #f5f5f7;
  --text-secondary: #98989d;
  --text-dim: rgba(255, 255, 255, 0.35);
  --accent: #6c5ce7;
  --accent-light: rgba(108, 92, 231, 0.12);
  --accent-glow: rgba(108, 92, 231, 0.25);
  --blue: #4a9eff;
  --green: #30d158;
  --red: #ff453a;
  --orange: #ff9f0a;
  --pink: #ff6482;
  --border: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(108, 92, 231, 0.2);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --max-width: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* ── Nav ── */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 24px;
  background: rgba(10, 10, 12, 0.7);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #8b7cf7);
  position: relative;
  overflow: hidden;
}

.logo-mark::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
}

.logo-mark.small {
  width: 22px;
  height: 22px;
  border-radius: 6px;
}

.logo-mark.small::after {
  inset: 5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

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

.nav-cta {
  background: var(--accent);
  color: var(--text) !important;
  padding: 7px 18px;
  border-radius: 20px;
  font-weight: 600 !important;
  transition: background 0.15s ease, transform 0.15s ease !important;
}

.nav-cta:hover {
  background: #7d6ef0 !important;
  transform: translateY(-1px);
}

/* ── Hero ── */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  opacity: 0.4;
  pointer-events: none;
  animation: glowPulse 6s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.4; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.55; transform: translateX(-50%) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-light);
  border: 1px solid var(--border-accent);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  color: #c8b6ff;
  letter-spacing: 0.02em;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(48px, 8vw, 72px);
  font-weight: 750;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, #c8b6ff 0%, var(--accent) 50%, var(--blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  font-size: 19px;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ── Buttons ── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
  background: #7d6ef0;
  box-shadow: 0 6px 24px rgba(108, 92, 231, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

/* ── Hero Mockup ── */

.hero-mockup {
  position: relative;
  z-index: 1;
  margin-top: 64px;
  perspective: 1000px;
}

.mockup-window {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 64px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  max-width: 480px;
  margin: 0 auto;
}

.mockup-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.mockup-pill {
  display: flex;
  align-items: center;
  border-radius: 22px;
  transition: all 0.3s ease;
}

.mockup-idle {
  width: 60px;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  justify-content: center;
}

.mockup-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.mockup-recording {
  background: rgba(28, 28, 30, 0.95);
  border: 1px solid rgba(255, 69, 58, 0.2);
  padding: 6px 8px;
  gap: 8px;
  box-shadow: 0 0 20px rgba(255, 69, 58, 0.08);
}

.mockup-cancel {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.4);
  flex-shrink: 0;
}

.mockup-waveform {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 20px;
  padding: 0 4px;
}

.mockup-waveform span {
  display: block;
  width: 3px;
  border-radius: 1.5px;
  background: rgba(255, 255, 255, 0.55);
  animation: wave 1.2s ease-in-out infinite;
}

.mockup-waveform span:nth-child(1) { height: 6px; animation-delay: 0s; }
.mockup-waveform span:nth-child(2) { height: 14px; animation-delay: 0.1s; }
.mockup-waveform span:nth-child(3) { height: 8px; animation-delay: 0.2s; }
.mockup-waveform span:nth-child(4) { height: 18px; animation-delay: 0.15s; }
.mockup-waveform span:nth-child(5) { height: 10px; animation-delay: 0.25s; }
.mockup-waveform span:nth-child(6) { height: 16px; animation-delay: 0.05s; }
.mockup-waveform span:nth-child(7) { height: 6px; animation-delay: 0.3s; }
.mockup-waveform span:nth-child(8) { height: 12px; animation-delay: 0.12s; }
.mockup-waveform span:nth-child(9) { height: 8px; animation-delay: 0.22s; }
.mockup-waveform span:nth-child(10) { height: 14px; animation-delay: 0.08s; }
.mockup-waveform span:nth-child(11) { height: 6px; animation-delay: 0.28s; }
.mockup-waveform span:nth-child(12) { height: 10px; animation-delay: 0.18s; }

@keyframes wave {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(0.4); }
}

.mockup-stop {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 69, 58, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  flex-shrink: 0;
}

.mockup-done {
  background: rgba(28, 28, 30, 0.95);
  border: 1px solid rgba(48, 209, 88, 0.2);
  padding: 8px 16px;
  gap: 6px;
  color: var(--green);
  font-size: 13px;
  font-weight: 500;
}

/* ── Sections ── */

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header h2 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto;
}

/* ── Features ── */

.features {
  padding: 120px 0;
  position: relative;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: all 0.25s ease;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}

.feature-icon.accent-blue { background: rgba(74, 158, 255, 0.1); color: var(--blue); }
.feature-icon.accent-green { background: rgba(48, 209, 88, 0.1); color: var(--green); }
.feature-icon.accent-orange { background: rgba(255, 159, 10, 0.1); color: var(--orange); }
.feature-icon.accent-pink { background: rgba(255, 100, 130, 0.1); color: var(--pink); }
.feature-icon.accent-purple { background: var(--accent-light); color: var(--accent); }

.feature-card h3 {
  font-size: 17px;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* ── How It Works ── */

.how-it-works {
  padding: 120px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  width: 100%;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.step-connector {
  display: flex;
  justify-content: center;
  padding: 4px 0;
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-light);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 17px;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}

.step-content p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.step-visual {
  flex-shrink: 0;
}

.step-pill {
  display: flex;
  align-items: center;
  border-radius: 18px;
  font-size: 12px;
  font-weight: 500;
}

.step-pill.recording {
  background: rgba(28, 28, 30, 0.95);
  border: 1px solid rgba(255, 69, 58, 0.2);
  padding: 4px 6px;
  gap: 5px;
}

.step-cancel-btn {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.35);
}

.step-bars {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 16px;
}

.step-bars span {
  width: 2px;
  border-radius: 1px;
  background: rgba(255, 255, 255, 0.5);
  animation: wave 1.2s ease-in-out infinite;
}

.step-bars span:nth-child(1) { height: 4px; animation-delay: 0s; }
.step-bars span:nth-child(2) { height: 10px; animation-delay: 0.1s; }
.step-bars span:nth-child(3) { height: 6px; animation-delay: 0.2s; }
.step-bars span:nth-child(4) { height: 14px; animation-delay: 0.15s; }
.step-bars span:nth-child(5) { height: 8px; animation-delay: 0.25s; }
.step-bars span:nth-child(6) { height: 12px; animation-delay: 0.05s; }
.step-bars span:nth-child(7) { height: 4px; animation-delay: 0.3s; }
.step-bars span:nth-child(8) { height: 8px; animation-delay: 0.12s; }

.step-stop-btn {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 69, 58, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
}

.step-pill.done {
  background: rgba(28, 28, 30, 0.95);
  border: 1px solid rgba(48, 209, 88, 0.2);
  padding: 6px 14px;
  gap: 5px;
  color: var(--green);
}

.step-transform {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  max-width: 180px;
}

.step-before {
  font-size: 11px;
  color: var(--text-dim);
  text-decoration: line-through;
  text-decoration-color: rgba(255, 69, 58, 0.4);
  line-height: 1.4;
  text-align: center;
}

.step-arrow {
  color: var(--accent);
  opacity: 0.6;
}

.step-after {
  font-size: 12px;
  color: var(--green);
  font-weight: 500;
  text-align: center;
  line-height: 1.4;
}

/* ── Download ── */

.download {
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

.download-glow {
  position: absolute;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  opacity: 0.25;
  pointer-events: none;
}

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

.download-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 240px;
  transition: all 0.25s ease;
  cursor: pointer;
}

.download-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(108, 92, 231, 0.12);
}

.download-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.download-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.download-info strong {
  font-size: 15px;
  font-weight: 650;
}

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

.download-action {
  color: var(--text-dim);
  margin-left: auto;
}

.download-note {
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
}

.download-note a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ── Footer ── */

footer {
  padding: 40px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
}

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

.footer-links a {
  font-size: 13px;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

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

.footer-copy {
  font-size: 13px;
  color: var(--text-dim);
}

.footer-copy a {
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

.footer-copy a:hover {
  color: var(--text);
}

/* ── Responsive ── */

@media (max-width: 768px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .step {
    grid-template-columns: auto 1fr;
    gap: 16px;
  }

  .step-visual {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
  }

  .nav-links a:not(.nav-cta) {
    display: none;
  }

  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .download-cards {
    flex-direction: column;
    align-items: center;
  }

  .download-card {
    width: 100%;
    max-width: 320px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 40px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

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