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

:root {
  --bg: #0a0a0f;
  --bg-card: #12121a;
  --bg-hover: #1a1a26;
  --border: #2a2a3a;
  --text: #e8e8f0;
  --text-dim: #8888a0;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.15);
  --success: #22c55e;
  --error: #ef4444;
  --warning: #f59e0b;
  --radius: 12px;
  --max-w: 1100px;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* --- Nav --- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}
.nav-links a { color: var(--text-dim); font-size: 0.9rem; }
.nav-links a:hover { color: var(--text); }
.nav-cta {
  padding: 0.45rem 1.1rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--accent-hover); }

/* --- Hero --- */
.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem 2rem 3.5rem;
  text-align: center;
}
.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.hero h1 span { color: var(--accent); }
.hero p {
  font-size: 1.2rem;
  color: var(--text-dim);
  max-width: 620px;
  margin: 0 auto 2rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2.25rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.hero-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px var(--accent-glow);
}
.hero-secondary {
  color: var(--text-dim);
  font-size: 0.95rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
}
.hero-secondary:hover { color: var(--text); border-color: var(--text-dim); }

/* --- Trust Badges --- */
.trust-badges {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.9rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--text-dim);
}
.trust-badge::before {
  content: '+';
  color: var(--success);
  font-weight: 700;
}

/* --- How it works --- */
.steps {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 4rem 2rem;
}
.steps h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 3rem;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-glow);
  color: var(--accent);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}
.step-card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.step-card p { color: var(--text-dim); font-size: 0.95rem; }

/* --- Results section --- */
.results-section {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 4rem 2rem;
}
.results-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.results-text h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.results-text p {
  color: var(--text-dim);
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
}
.results-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.results-list li {
  font-size: 0.9rem;
  color: var(--text-dim);
  padding-left: 1.25rem;
  position: relative;
}
.results-list li::before {
  content: '+';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}
.results-list li strong { color: var(--text); }
.results-visual {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.results-card {
  flex: 1;
}
.results-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}
.results-bar-full {
  height: 28px;
  background: var(--border);
  border-radius: 4px;
  margin-bottom: 0.5rem;
}
.results-bar-highlights {
  height: 28px;
  background: var(--border);
  border-radius: 4px;
  margin-bottom: 0.5rem;
  position: relative;
  overflow: hidden;
}
.results-highlight-segment {
  position: absolute;
  top: 0;
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
}
.results-time {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.results-time-after { color: var(--success); }
.results-card-after .results-label { color: var(--success); }
.results-arrow {
  font-size: 1.5rem;
  color: var(--text-dim);
  flex-shrink: 0;
}

/* --- Use Cases --- */
.use-cases {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 4rem 2rem;
}
.use-cases h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 3rem;
}
.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.use-case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}
.use-case-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  display: block;
}
.use-case-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.use-case-card p {
  color: var(--text-dim);
  font-size: 0.875rem;
  line-height: 1.55;
}

/* --- Pricing --- */
.pricing {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 4rem 2rem;
}
.pricing h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.pricing-sub {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 3rem;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
}
.price-card.featured {
  border-color: var(--accent);
}
.price-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 1rem;
  border-radius: 50px;
  white-space: nowrap;
}
.price-card-soon {
  opacity: 0.7;
}
.coming-soon-badge {
  display: inline-block;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
  margin-bottom: 0.75rem;
}
.price-card h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.price-amount {
  font-size: 2.5rem;
  font-weight: 800;
  margin: 0.5rem 0;
}
.price-amount span { font-size: 1rem; font-weight: 400; color: var(--text-dim); }
.price-desc { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 1.5rem; }
.price-features { list-style: none; margin-bottom: 1.5rem; flex: 1; }
.price-features li {
  padding: 0.35rem 0;
  font-size: 0.875rem;
  color: var(--text-dim);
}
.price-features li::before { content: '+ '; color: var(--success); font-weight: 700; }
.price-btn {
  display: block;
  text-align: center;
  padding: 0.75rem;
  border-radius: 8px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.9rem;
}
.price-btn:hover:not(:disabled) { background: var(--bg-hover); }
.price-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.price-card.featured .price-btn {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}
.price-card.featured .price-btn:hover { background: var(--accent-hover); }
.price-note {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  text-align: center;
}

/* --- FAQ --- */
.faq {
  max-width: 780px;
  margin: 0 auto;
  padding: 4rem 2rem;
}
.faq h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2.5rem;
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-item summary {
  padding: 1.1rem 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  transition: background 0.15s;
}
.faq-item summary:hover { background: var(--bg-hover); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 400;
  flex-shrink: 0;
  margin-left: 1rem;
}
.faq-item[open] summary::after { content: '-'; }
.faq-item p {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.65;
  border-top: 1px solid var(--border);
  margin-top: 0;
  padding-top: 1rem;
}
.faq-item p a { color: var(--accent); }
.faq-item p a:hover { color: var(--accent-hover); }

/* --- Upload section --- */
.upload-section {
  max-width: 700px;
  margin: 0 auto;
  padding: 4rem 2rem;
}
.upload-section h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-align: center;
}
.dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--bg-card);
}
.dropzone:hover, .dropzone.drag-over {
  border-color: var(--accent);
  background: var(--accent-glow);
}
.dropzone-text { font-size: 1.1rem; margin-bottom: 0.5rem; }
.dropzone-sub { color: var(--text-dim); font-size: 0.85rem; }
.upload-options {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  align-items: center;
  justify-content: center;
}
.upload-options label { color: var(--text-dim); font-size: 0.9rem; }
.upload-options select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
}
.upload-email {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.upload-email label {
  font-size: 0.85rem;
  color: var(--text-dim);
}
.optional-label {
  color: var(--text-dim);
  font-weight: 400;
}
.upload-email input[type="email"] {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s;
}
.upload-email input[type="email"]:focus {
  outline: none;
  border-color: var(--accent);
}
.upload-email input[type="email"]::placeholder {
  color: var(--text-dim);
  opacity: 0.6;
}
.upload-btn {
  display: none;
  margin: 1.5rem auto 0;
  padding: 0.85rem 3rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.upload-btn:hover { background: var(--accent-hover); }
.upload-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.upload-btn.visible { display: block; }
.file-info {
  display: none;
  margin-top: 1rem;
  padding: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
}
.file-info.visible { display: block; }

/* --- Status section --- */
.status-section {
  max-width: 600px;
  margin: 0 auto;
  padding: 4rem 2rem;
  text-align: center;
}
.status-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
}
.status-icon { font-size: 3rem; margin-bottom: 1rem; }
.status-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; }
.status-msg { color: var(--text-dim); margin-bottom: 1.5rem; }
.progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 1rem;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.5s ease;
  width: 0%;
}
.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2.5rem;
  background: var(--success);
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}
.download-btn:hover { opacity: 0.9; color: white; }

/* --- Segment Preview --- */
.segment-preview {
  margin: 1.5rem 0;
  text-align: left;
  width: 100%;
}
.segment-preview-title {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
  text-align: center;
}
.segment-timeline {
  position: relative;
  height: 24px;
  background: var(--border);
  border-radius: 4px;
  margin-bottom: 1rem;
  overflow: hidden;
}
.segment-bar {
  position: absolute;
  top: 0;
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  opacity: 0.9;
  min-width: 2px;
}
.segment-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1rem;
}
.segment-item {
  font-size: 0.8rem;
  color: var(--text-dim);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
}

/* --- Standalone page content (terms, privacy, refund) --- */
.page-content {
  max-width: 780px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}
.page-content h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.page-meta {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.25rem;
}
.page-content h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 2rem 0 0.75rem;
}
.page-content p {
  color: var(--text-dim);
  font-size: 0.925rem;
  line-height: 1.7;
  margin-bottom: 0.9rem;
}
.page-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 0.9rem;
}
.page-content ul li {
  color: var(--text-dim);
  font-size: 0.925rem;
  line-height: 1.7;
  margin-bottom: 0.35rem;
}
.page-content a { color: var(--accent); }
.page-content a:hover { color: var(--accent-hover); }
.page-content strong { color: var(--text); }

/* --- Footer --- */
.footer {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-links {
  display: flex;
  gap: 1.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.footer-links a {
  color: var(--text-dim);
  font-size: 0.875rem;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--text); }
.footer-copy {
  color: var(--text-dim);
  font-size: 0.8rem;
}

/* --- Upload progress overlay --- */
.upload-progress {
  display: none;
  margin-top: 1.5rem;
  text-align: center;
}
.upload-progress.visible { display: block; }
.upload-progress .progress-bar { margin: 1rem 0; }

/* --- Spinner --- */
@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 1rem;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .results-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 600px) {
  .nav { padding: 1rem 1.25rem; }
  .nav-links { gap: 0.75rem; }
  .nav-links a:not(.nav-cta) { display: none; }

  .hero { padding: 3rem 1.25rem 2.5rem; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }
  .hero-actions { flex-direction: column; gap: 0.75rem; }
  .hero-cta { width: 100%; justify-content: center; }

  .trust-badges { gap: 0.5rem; }
  .trust-badge { font-size: 0.75rem; padding: 0.3rem 0.75rem; }

  .steps { padding: 3rem 1.25rem; }
  .steps-grid { grid-template-columns: 1fr; gap: 1rem; }

  .results-section { padding: 3rem 1.25rem; }
  .results-visual { flex-direction: column; gap: 0.75rem; }
  .results-arrow { transform: rotate(90deg); }

  .use-cases { padding: 3rem 1.25rem; }
  .use-cases-grid { grid-template-columns: 1fr; gap: 1rem; }

  .pricing { padding: 3rem 1.25rem; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card.featured::before { display: none; }

  .faq { padding: 3rem 1.25rem; }

  .upload-section { padding: 2.5rem 1.25rem; }
  .upload-options { flex-direction: column; align-items: flex-start; gap: 0.5rem; }

  .page-content { padding: 2rem 1.25rem 4rem; }
  .page-content h1 { font-size: 1.6rem; }

  .footer-links { gap: 1rem; }
}