:root {
    --bg: #0d0f14;
    --surface: #13161e;
    --surface2: #1a1e29;
    --border: #252b3a;
    --accent: #e8c14a;
    --accent2: #4a8fe8;
    --danger: #e84a4a;
    --success: #4ae88a;
    --text: #e8eaf0;
    --muted: #7a8099;
    --card: #161922;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }

  body {
    font-family: 'Geist', sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    cursor: default;
  }

  /* ─── SCANLINE OVERLAY ─── */
  body::before {
    content: '';
    position: fixed; inset: 0;
    background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,.04) 2px, rgba(0,0,0,.04) 4px);
    pointer-events: none;
    z-index: 9999;
  }

  /* ─── NAV ─── */
  nav {
    position: fixed; top: 0; left: 0; right: 0;
    height: 56px;
    background: rgba(13,15,20,.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center;
    padding: 0 32px;
    gap: 24px;
    z-index: 1000;
  }
  .nav-logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 22px;
    letter-spacing: 3px;
    color: var(--accent);
    flex-shrink: 0;
  }
  .nav-logo span { color: var(--text); }
  .nav-links { display: flex; gap: 20px; margin-left: 32px; }
  .nav-links a {
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--muted);
    text-decoration: none;
    transition: color .2s;
  }
  .nav-links a:hover { color: var(--text); }
  .nav-right { margin-left: auto; display: flex; gap: 10px; align-items: center; }
  .btn-ghost {
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 8px 16px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: all .2s;
  }
  .btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
  .btn-accent {
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 8px 20px;
    background: var(--accent);
    color: #000;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all .2s;
  }
  .btn-accent:hover { background: #f5d060; }

  /* ─── HERO ─── */
  .hero {
    min-height: 100vh;
    display: flex; align-items: center;
    padding: 100px 64px 64px;
    position: relative;
    overflow: hidden;
  }
  .hero-grid {
    position: absolute; inset: 0;
    background-image:
      linear-gradient(rgba(232,193,74,.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(232,193,74,.05) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 100%);
  }
  .hero-corner {
    position: absolute;
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    color: rgba(232,193,74,.3);
    letter-spacing: 1px;
  }
  .hero-corner.tl { top: 72px; left: 64px; }
  .hero-corner.tr { top: 72px; right: 64px; text-align: right; }
  .hero-content { position: relative; max-width: 760px; }
  .hero-tag {
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    letter-spacing: 3px;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 24px;
    display: flex; align-items: center; gap: 10px;
  }
  .hero-tag::before { content: ''; width: 32px; height: 1px; background: var(--accent); }
  .hero h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(64px, 8vw, 120px);
    line-height: .92;
    letter-spacing: 4px;
    color: var(--text);
    margin-bottom: 8px;
  }
  .hero h1 span { color: var(--accent); }
  .hero-sub {
    font-size: 15px;
    line-height: 1.7;
    color: var(--muted);
    max-width: 520px;
    margin: 24px 0 40px;
    font-weight: 300;
  }
  .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
  .btn-primary {
    font-family: 'Geist Mono', monospace;
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 14px 32px;
    background: var(--accent);
    color: #000;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all .2s;
  }
  .btn-primary:hover { background: #f5d060; transform: translateY(-1px); }
  .btn-outline {
    font-family: 'Geist Mono', monospace;
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 14px 32px;
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all .2s;
  }
  .btn-outline:hover { border-color: var(--text); }
  .hero-stats {
    position: absolute; right: 64px; top: 50%;
    transform: translateY(-50%);
    display: flex; flex-direction: column; gap: 20px;
  }
  .stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 20px 28px;
    text-align: right;
    animation: float 4s ease-in-out infinite;
  }
  .stat-card:nth-child(2) { animation-delay: -2s; margin-right: -20px; }
  @keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }
  .stat-num {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 42px;
    color: var(--accent);
    line-height: 1;
  }
  .stat-label {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    color: var(--muted);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 4px;
  }

  /* ─── SECTION WRAPPER ─── */
  section { padding: 80px 64px; }
  .section-label {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    letter-spacing: 3px;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 16px;
    display: flex; align-items: center; gap: 10px;
  }
  .section-label::before { content: ''; width: 24px; height: 1px; background: var(--accent); }
  .section-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(36px, 5vw, 60px);
    letter-spacing: 3px;
    line-height: 1;
    margin-bottom: 8px;
  }
  .section-title span { color: var(--accent); }

  /* ─── FEATURES ─── */
  #features { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1px;
    margin-top: 48px;
    background: var(--border);
    border: 1px solid var(--border);
  }
  .feature-cell {
    background: var(--surface);
    padding: 36px 32px;
    transition: background .2s;
  }
  .feature-cell:hover { background: var(--surface2); }
  .feature-icon {
    width: 40px; height: 40px;
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 20px;
    font-size: 18px;
  }
  .feature-title {
    font-family: 'Geist Mono', monospace;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 10px;
  }
  .feature-desc { font-size: 13px; color: var(--muted); line-height: 1.65; font-weight: 300; }

  /* ─── TEMPLATES ─── */
  #templates {}
  .templates-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 32px; }
  .filter-bar {
    display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px;
  }
  .filter-btn {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 7px 14px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    cursor: pointer;
    transition: all .2s;
  }
  .filter-btn.active, .filter-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(232,193,74,.06);
  }
  .templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
  }
  .template-card {
    background: var(--card);
    border: 1px solid var(--border);
    overflow: hidden;
    cursor: pointer;
    transition: all .25s;
    position: relative;
  }
  .template-card:hover { border-color: var(--accent); transform: translateY(-2px); }
  .template-card.locked .tc-preview::after {
    content: '🔒 ДОСТУП ПО ПОДПИСКЕ';
    position: absolute; inset: 0;
    background: rgba(13,15,20,.85);
    display: flex; align-items: center; justify-content: center;
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    letter-spacing: 2px;
    color: var(--accent);
  }
  .tc-preview {
    height: 140px;
    background: var(--surface2);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    font-size: 11px;
    font-family: 'Geist Mono', monospace;
    color: var(--muted);
    position: relative;
    overflow: hidden;
  }
  .tc-table-sim {
    width: 80%; opacity: .6;
  }
  .tc-row {
    display: flex; gap: 4px; margin-bottom: 4px;
  }
  .tc-cell {
    height: 12px;
    background: var(--border);
    border-radius: 1px;
    flex: 1;
  }
  .tc-cell.head { background: rgba(232,193,74,.3); }
  .tc-cell.wide { flex: 3; }
  .tc-info { padding: 20px; }
  .tc-tag {
    font-family: 'Geist Mono', monospace;
    font-size: 9px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent2);
    margin-bottom: 8px;
  }
  .tc-name { font-size: 14px; font-weight: 600; margin-bottom: 6px; line-height: 1.3; }
  .tc-meta {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    color: var(--muted);
    display: flex; gap: 12px; margin-top: 12px;
  }
  .tc-badge {
    display: inline-flex; align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border: 1px solid var(--border);
    font-size: 10px;
    font-family: 'Geist Mono', monospace;
    color: var(--muted);
  }
  .tc-badge.free { border-color: var(--success); color: var(--success); }

  /* ─── CATALOG ─── */
  .catalog-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(28px, 4vw, 48px);
    letter-spacing: 3px; line-height: 1; margin-bottom: 12px;
  }
  .catalog-title span { color: var(--accent); }
  .catalog-beta-note {
    font-family: 'Geist Mono', monospace;
    font-size: 11px; color: var(--muted); letter-spacing: 1px;
    margin-bottom: 24px; display: flex; align-items: center; gap: 8px;
  }
  .catalog-beta-note strong { color: var(--success); }
  .catalog-lock-icon { font-size: 13px; }
  .catalog-accordion { display: flex; flex-direction: column; gap: 4px; }
  .acc-item { border: 1px solid var(--border); }
  .acc-header {
    width: 100%; display: flex; align-items: center; gap: 14px;
    padding: 16px 20px;
    background: var(--surface); border: none; cursor: pointer;
    text-align: left; transition: background .2s;
  }
  .acc-header:hover { background: var(--surface2); }
  .acc-icon { font-size: 18px; flex-shrink: 0; }
  .acc-label { font-size: 14px; font-weight: 600; color: var(--text); flex: 1; }
  .acc-count {
    font-family: 'Geist Mono', monospace;
    font-size: 10px; color: var(--muted); letter-spacing: 1px;
  }
  .acc-arrow { font-size: 10px; color: var(--accent); flex-shrink: 0; width: 12px; }
  .acc-body { border-top: 1px solid var(--border); }
  .acc-row {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 20px;
    border-bottom: 1px solid rgba(37,43,58,.5);
    cursor: pointer; transition: background .15s;
  }
  .acc-row:hover { background: rgba(232,193,74,.04); }
  .acc-row:last-of-type { border-bottom: none; }
  .acc-row-icon { font-size: 15px; flex-shrink: 0; }
  .acc-row-info { flex: 1; display: flex; flex-direction: column; gap: 2px; }
  .acc-row-name { font-size: 13px; color: var(--text); }
  .acc-row-norm {
    font-family: 'Geist Mono', monospace;
    font-size: 10px; color: var(--muted); letter-spacing: .5px;
  }
  .acc-row-type {
    font-family: 'Geist Mono', monospace;
    font-size: 9px; color: var(--muted); letter-spacing: 1px;
    text-transform: uppercase; white-space: nowrap;
  }
  .acc-row-lock {
    font-family: 'Geist Mono', monospace;
    font-size: 9px; letter-spacing: 1px;
    color: var(--accent); border: 1px solid rgba(232,193,74,.3);
    padding: 2px 7px; white-space: nowrap; flex-shrink: 0;
  }
  .acc-beta-note {
    padding: 10px 20px;
    font-family: 'Geist Mono', monospace;
    font-size: 10px; color: var(--success); letter-spacing: .5px;
    background: rgba(74,232,138,.04);
    border-top: 1px solid rgba(74,232,138,.15);
  }

  /* ─── AI CHAT ─── */
  #ai { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .chat-demo {
    max-width: 720px;
    margin: 48px auto 0;
    background: var(--bg);
    border: 1px solid var(--border);
  }
  .chat-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 12px;
    background: var(--surface);
  }
  .chat-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); animation: pulse 2s infinite; }
  @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }
  .chat-label { font-family: 'Geist Mono', monospace; font-size: 11px; letter-spacing: 1px; color: var(--muted); }
  .chat-messages {
    padding: 24px;
    min-height: 280px;
    max-height: 380px;
    overflow-y: auto;
    display: flex; flex-direction: column; gap: 16px;
  }
  .chat-msg {
    display: flex; gap: 12px; align-items: flex-start;
  }
  .chat-msg.user { flex-direction: row-reverse; }
  .chat-avatar {
    width: 28px; height: 28px;
    background: var(--surface2);
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
  }
  .chat-bubble {
    max-width: 72%;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    font-size: 13px;
    line-height: 1.6;
    color: var(--text);
  }
  .chat-msg.user .chat-bubble {
    background: rgba(232,193,74,.1);
    border-color: rgba(232,193,74,.3);
  }
  .chat-audit {
    margin-top: 8px;
    font-size: 10px;
    font-family: 'Geist Mono', monospace;
    color: rgba(122,128,153,.35);
    letter-spacing: 0.04em;
  }
  .chat-tz-btn {
    display: block;
    margin-top: 14px;
    width: 100%;
    font-size: 13px;
    padding: 8px 16px;
  }
  .chat-sources {
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid rgba(122,128,153,.15);
    font-size: 11px;
    color: rgba(122,128,153,.6);
    line-height: 1.6;
  }
  .chat-sources-label {
    color: rgba(74,232,138,.5);
    font-weight: 600;
    margin-right: 4px;
  }
  .chat-source-item {
    display: inline-block;
    background: rgba(74,232,138,.06);
    border: 1px solid rgba(74,232,138,.15);
    border-radius: 4px;
    padding: 1px 6px;
    margin: 2px 2px;
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
  }
  .chat-chips {
    padding: 0 24px 16px;
    display: flex; flex-wrap: wrap; gap: 8px;
  }
  .chip {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    letter-spacing: 1px;
    padding: 6px 12px;
    border: 1px solid rgba(74,143,232,.4);
    color: var(--accent2);
    cursor: pointer;
    transition: all .2s;
    background: rgba(74,143,232,.06);
  }
  .chip:hover { background: rgba(74,143,232,.15); border-color: var(--accent2); }
  .chat-input-row {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex; gap: 8px;
  }
  .chat-input {
    flex: 1;
    background: var(--surface2);
    border: 1px solid var(--border);
    padding: 10px 16px;
    color: var(--text);
    font-family: 'Geist', sans-serif;
    font-size: 13px;
    outline: none;
    transition: border-color .2s;
  }
  .chat-input:focus { border-color: var(--accent); }
  .chat-input::placeholder { color: var(--muted); }
  .chat-send {
    padding: 10px 20px;
    background: var(--accent);
    border: none;
    color: #000;
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: background .2s;
  }
  .chat-send:hover { background: #f5d060; }
  .chat-attach {
    padding: 10px 12px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--muted);
    font-size: 16px;
    cursor: pointer;
    transition: border-color .2s, color .2s;
    flex-shrink: 0;
  }
  .chat-attach:hover { border-color: var(--accent); color: var(--accent); }
  .chat-attach.has-image { border-color: var(--accent2); color: var(--accent2); }
  .chat-image-preview {
    padding: 8px 24px 0;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .chat-image-preview img {
    max-height: 80px;
    max-width: 120px;
    border-radius: 6px;
    border: 1px solid var(--border);
    object-fit: cover;
  }
  .chat-image-preview button {
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    padding: 2px 6px;
    border-radius: 4px;
  }
  .chat-image-preview button:hover { color: var(--danger); }

  /* ─── PRICING ─── */
  #pricing {}
  .pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1px;
    margin-top: 48px;
    max-width: 960px;
  }
  .price-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 36px 32px;
    position: relative;
    transition: all .2s;
  }
  .price-card.featured {
    border-color: var(--accent);
    background: rgba(232,193,74,.04);
  }
  .price-card.featured::before {
    content: 'POPULAR';
    position: absolute; top: -1px; right: 24px;
    background: var(--accent);
    color: #000;
    font-family: 'Geist Mono', monospace;
    font-size: 9px;
    letter-spacing: 2px;
    font-weight: 600;
    padding: 4px 10px;
  }
  .price-tier {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 16px;
  }
  .price-amount {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 52px;
    line-height: 1;
    color: var(--text);
    margin-bottom: 4px;
  }
  .price-amount span { font-size: 20px; color: var(--muted); }
  .price-period {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    color: var(--muted);
    margin-bottom: 28px;
  }
  .price-divider { height: 1px; background: var(--border); margin-bottom: 24px; }
  .price-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
  .price-features li {
    font-size: 13px;
    color: var(--muted);
    display: flex; gap: 10px; align-items: flex-start;
    font-weight: 300;
  }
  .price-features li::before { content: '\2717'; color: var(--danger); opacity: .5; flex-shrink: 0; font-family: 'Geist Mono', monospace; }
  .price-features li.active { color: var(--text); }
  .price-features li.active::before { content: '\2713'; color: var(--success); opacity: 1; }
  .price-cta {
    width: 100%;
    padding: 13px;
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: all .2s;
  }
  .price-card.featured .price-cta {
    background: var(--accent);
    border-color: var(--accent);
    color: #000;
  }
  .price-cta:hover { border-color: var(--accent); color: var(--accent); }
  .price-card.featured .price-cta:hover { background: #f5d060; color: #000; }

  .pricing-grid { margin-left: auto; margin-right: auto; }
  .price-quarterly {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
  }
  .price-quarterly-label {
    font-family: 'Geist Mono', monospace;
    font-size: 9px;
    letter-spacing: 2px;
    color: var(--muted);
    text-transform: uppercase;
    margin-bottom: 4px;
  }
  .price-quarterly-row {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  }
  .price-quarterly-amount {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 28px;
    color: var(--text);
    line-height: 1;
  }
  .price-save {
    font-family: 'Geist Mono', monospace;
    font-size: 9px;
    background: rgba(74,232,138,.12);
    color: var(--success);
    border: 1px solid rgba(74,232,138,.25);
    padding: 3px 8px;
    letter-spacing: 1px;
    white-space: nowrap;
  }
  .pricing-beta-notice {
    display: flex; align-items: center; gap: 12px;
    background: rgba(232,193,74,.06);
    border: 1px solid rgba(232,193,74,.25);
    padding: 14px 20px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--muted);
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
  }
  .pricing-beta-notice strong { color: var(--accent); font-weight: 600; }
  .pricing-beta-notice span.dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--accent); flex-shrink: 0;
    animation: pulse 2s infinite;
  }
  @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.3} }

  /* ─── BETA PRICING ─── */
  .beta-pricing {
    display: flex; flex-direction: column; align-items: flex-start; gap: 20px;
    background: rgba(232,193,74,.06);
    border: 1px solid rgba(232,193,74,.3);
    padding: 40px;
    max-width: 720px;
    margin-top: 40px;
  }
  .beta-pricing-icon {
    font-family: 'Geist Mono', monospace;
    font-size: 11px; letter-spacing: 3px; color: var(--accent);
  }
  .beta-pricing-text {
    font-size: 15px; color: var(--muted); line-height: 1.8;
  }
  .beta-pricing-text strong { color: var(--accent); font-weight: 600; }

  /* ─── ABOUT ─── */
  #about { background: var(--surface); border-top: 1px solid var(--border); }

  .about-intro {
    max-width: 760px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--muted);
    margin-top: 40px;
    font-weight: 300;
  }

  .about-leader {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 48px;
    padding: 28px 32px;
    background: var(--bg);
    border: 1px solid var(--border);
    max-width: 420px;
  }
  .about-photo-placeholder {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: rgba(232,193,74,.12);
    border: 2px solid var(--accent);
    display: flex; align-items: center; justify-content: center;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 22px;
    color: var(--accent);
    flex-shrink: 0;
  }
  .about-leader-photo img {
    width: 72px; height: 72px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent);
  }
  .about-leader-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
  }
  .about-leader-title {
    font-size: 11px;
    font-family: 'Geist Mono', monospace;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
  }

  .about-audiences {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 48px;
  }
  .about-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 28px 24px;
  }
  .about-card-icon { font-size: 28px; margin-bottom: 14px; line-height: 1; }
  .about-card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 16px;
  }
  .about-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .about-list li {
    font-size: 12px;
    color: var(--muted);
    line-height: 1.6;
    font-weight: 300;
    padding-left: 14px;
    position: relative;
  }
  .about-list li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-family: 'Geist Mono', monospace;
  }

  .about-notes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
  }
  .about-note {
    background: var(--bg);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    padding: 20px 24px;
  }
  .about-note-label {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 1px;
    margin-bottom: 10px;
  }
  .about-note-text {
    font-size: 12px;
    color: var(--muted);
    line-height: 1.7;
    font-weight: 300;
  }

  @media (max-width: 768px) {
    .about-audiences { grid-template-columns: 1fr; }
    .about-notes { grid-template-columns: 1fr; }
    .about-leader { max-width: 100%; }
  }

  /* ─── BETA NOTICE ─── */
  .beta-notice {
    display: flex; align-items: flex-start; gap: 16px;
    background: rgba(232,193,74,.06);
    border: 1px solid rgba(232,193,74,.3);
    padding: 16px 24px;
    margin-top: 32px;
    font-size: 13px;
    color: var(--muted);
    line-height: 1.6;
    max-width: 960px;
  }
  .beta-notice strong { color: var(--accent); font-weight: 600; }
  .beta-notice-tag {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    letter-spacing: 2px;
    color: var(--accent);
    white-space: nowrap;
    padding-top: 2px;
  }

  /* ─── SECURITY ─── */
  #security { background: var(--surface); border-top: 1px solid var(--border); }
  .security-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-top: 48px; align-items: start; }
  .security-list { display: flex; flex-direction: column; gap: 20px; }
  .sec-item { display: flex; gap: 16px; align-items: flex-start; }
  .sec-num {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 24px;
    color: var(--accent);
    opacity: .4;
    line-height: 1;
    flex-shrink: 0;
    width: 28px;
  }
  .sec-title { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
  .sec-desc { font-size: 12px; color: var(--muted); line-height: 1.6; font-weight: 300; }
  .security-visual {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 28px;
    font-family: 'Geist Mono', monospace;
    font-size: 12px;
    color: var(--muted);
    line-height: 2;
  }
  .sv-line { display: flex; align-items: center; gap: 8px; }
  .sv-ok { color: var(--success); }
  .sv-warn { color: var(--accent); }
  .sv-err { color: var(--danger); }

  /* ─── COOPERATION ─── */
  #cooperation { background: var(--bg); border-top: 1px solid var(--border); }
  .coop-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 48px;
  }
  .coop-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 28px 24px;
    transition: border-color .2s;
  }
  .coop-card:hover { border-color: var(--accent); }
  .coop-icon {
    font-size: 24px;
    margin-bottom: 14px;
    line-height: 1;
  }
  .coop-card-title { font-size: 14px; font-weight: 600; margin-bottom: 8px; }
  .coop-card-desc { font-size: 12px; color: var(--muted); line-height: 1.7; font-weight: 300; }
  .coop-cta {
    margin-top: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 32px 40px;
  }
  .coop-cta-text { font-size: 14px; color: var(--muted); line-height: 1.6; max-width: 480px; }
  .coop-cta-text strong { color: var(--text); font-weight: 600; display: block; font-size: 16px; margin-bottom: 6px; }
  @media (max-width: 768px) {
    .coop-grid { grid-template-columns: 1fr; }
    .coop-cta { flex-direction: column; align-items: flex-start; padding: 24px; }
  }

  /* ─── MODAL ─── */
  .modal-overlay {
    position: fixed; inset: 0;
    background: rgba(13,15,20,.92);
    z-index: 2000;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none;
    transition: opacity .2s;
  }
  .modal-overlay.open { opacity: 1; pointer-events: all; }
  .modal {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 40px;
    max-width: 480px;
    width: 90%;
    position: relative;
    transform: translateY(10px);
    transition: transform .2s;
  }
  .modal-overlay.open .modal { transform: translateY(0); }
  .doc-modal {
    max-width: 520px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
  }
  .doc-modal-form {
    overflow-y: auto;
    flex: 1;
    margin-top: 16px;
    padding-right: 4px;
  }
  .doc-modal-footer {
    padding-top: 16px;
    flex-shrink: 0;
  }
  .doc-modal-hint {
    font-size: 11px;
    color: var(--muted);
    margin-bottom: 10px;
  }
  .modal-close {
    position: absolute; top: 16px; right: 16px;
    background: none; border: none; color: var(--muted);
    font-size: 20px; cursor: pointer; line-height: 1;
  }
  .modal h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 32px; letter-spacing: 2px; margin-bottom: 24px;
  }
  .form-group { margin-bottom: 16px; }
  .form-group label {
    display: block;
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 8px;
  }
  .plan-selected-box {
    padding: 12px 14px;
    border: 1px solid rgba(74,232,138,.35);
    background: rgba(74,232,138,.08);
    color: var(--accent);
    font-weight: 600;
    border-radius: 6px;
  }
  .form-group input, .form-group select {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 10px 14px;
    color: var(--text);
    font-family: 'Geist', sans-serif;
    font-size: 13px;
    outline: none;
    transition: border-color .2s;
  }
  .form-group input:focus, .form-group select:focus { border-color: var(--accent); }
  .form-group select option { background: var(--surface); }
  .modal-tabs { display: flex; gap: 0; margin-bottom: 28px; }
  .modal-tab {
    flex: 1; padding: 10px;
    font-family: 'Geist Mono', monospace;
    font-size: 11px; letter-spacing: 1px;
    text-transform: uppercase;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: all .2s;
  }
  .modal-tab.active { background: var(--accent); border-color: var(--accent); color: #000; font-weight: 600; }
  .tab-content { display: none; }
  .tab-content.active { display: block; }

  /* ─── FOOTER ─── */
  footer {
    padding: 40px 64px;
    border-top: 1px solid var(--border);
    display: flex; flex-direction: column; gap: 24px;
  }
  .footer-top {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 16px;
  }
  .footer-logo { font-family: 'Bebas Neue', sans-serif; font-size: 18px; letter-spacing: 3px; color: var(--accent); }
  .footer-copy { font-family: 'Geist Mono', monospace; font-size: 10px; color: var(--muted); letter-spacing: 1px; }
  .footer-links { display: flex; gap: 20px; }
  .footer-links a { font-family: 'Geist Mono', monospace; font-size: 10px; color: var(--muted); text-decoration: none; letter-spacing: 1px; transition: color .2s; }
  .footer-links a:hover { color: var(--text); }
  .footer-contacts { display: flex; gap: 10px; align-items: center; }
  .contact-link {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: 'Geist Mono', monospace;
    font-size: 10px; letter-spacing: 1px; text-transform: uppercase;
    color: var(--muted); text-decoration: none;
    padding: 7px 12px;
    border: 1px solid var(--border);
    transition: all .2s;
  }
  .contact-link:hover { color: var(--accent); border-color: var(--accent); }

  /* ─── TOAST ─── */
  #toast {
    position: fixed; bottom: 32px; right: 32px;
    background: var(--surface);
    border: 1px solid var(--success);
    padding: 14px 24px;
    font-family: 'Geist Mono', monospace;
    font-size: 12px;
    color: var(--success);
    letter-spacing: 1px;
    z-index: 3000;
    transform: translateY(80px);
    opacity: 0;
    transition: all .3s;
  }
  #toast.show { transform: translateY(0); opacity: 1; }

  /* ─── NAV AUTH ─── */
  .nav-email {
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 1px;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* ─── CHAT BADGE ─── */
  .chat-badge-guest, .chat-badge-auth {
    margin-left: auto;
    font-family: 'Geist Mono', monospace;
    font-size: 9px;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 3px 8px;
    border: 1px solid;
  }
  .chat-badge-guest { color: var(--muted); border-color: var(--border); }
  .chat-badge-auth { color: var(--success); border-color: rgba(74,232,138,.3); }

  /* ─── AI TABS ─── */
  .ai-tabs {
    display: flex;
    gap: 0;
    max-width: 720px;
    margin: 32px auto 0;
  }
  .ai-tab {
    flex: 1;
    padding: 10px;
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: all .2s;
  }
  .ai-tab.active { background: var(--accent); border-color: var(--accent); color: #000; font-weight: 600; }

  /* ─── CALCULATOR ─── */
  .calc-body { padding: 24px; }
  .calc-selectors { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 8px; }
  .calc-fields { margin-top: 8px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }

  .calc-result {
    margin-top: 16px;
    padding: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
  }
  .calc-result-value {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 36px;
    letter-spacing: 2px;
    color: var(--success);
  }
  .calc-unit {
    font-size: 18px;
    color: var(--muted);
  }
  .calc-formula {
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    color: var(--accent);
    margin: 8px 0;
    letter-spacing: 1px;
  }
  .calc-warning {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    color: var(--accent);
    margin-top: 4px;
  }
  .calc-source {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    color: var(--muted);
    margin-top: 10px;
    letter-spacing: 1px;
  }
  .calc-disclaimer {
    font-size: 10px;
    color: var(--muted);
    margin-top: 8px;
    opacity: .7;
    line-height: 1.5;
    border-top: 1px solid var(--border);
    padding-top: 8px;
  }
  .calc-note-block {
    margin: 12px 0 8px;
    padding: 12px 14px;
    background: var(--surface-2, rgba(255,255,255,.04));
    border-left: 3px solid var(--accent);
  }
  .calc-note-title {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 8px;
  }
  .calc-note-step {
    font-family: 'Geist Mono', monospace;
    font-size: 12px;
    color: var(--text);
    line-height: 1.6;
    padding: 2px 0;
  }
  .calc-note-conclusion {
    font-size: 12px;
    color: var(--muted);
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid var(--border);
    line-height: 1.6;
  }

  /* ─── FORM EXTRAS ─── */
  .form-error {
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
    color: var(--danger);
    margin-bottom: 8px;
    letter-spacing: .5px;
  }
  .form-check {
    display: flex !important;
    flex-direction: row !important;
    align-items: flex-start;
    gap: 10px;
  }
  .form-check input[type="checkbox"] { width: auto; margin-top: 3px; flex-shrink: 0; }
  .form-check label { font-size: 11px; line-height: 1.5; text-transform: none; letter-spacing: 0; }
  .form-check label a { color: var(--accent); text-decoration: none; }
  .form-check label a:hover { text-decoration: underline; }

  /* ─── ESTIMATE WIZARD ─── */
  .est-panel { max-width: 900px; }
  .est-subtabs {
    display: flex; gap: 4px; padding: 12px 24px 0;
    border-bottom: 1px solid var(--border);
  }
  .est-subtab {
    background: none; border: none; cursor: pointer;
    padding: 8px 18px; border-radius: 6px 6px 0 0;
    font-size: 13px; color: var(--text-muted);
    border-bottom: 2px solid transparent;
    transition: color .2s, border-color .2s;
  }
  .est-subtab:hover  { color: var(--text); }
  .est-subtab.active { color: var(--accent); border-bottom-color: var(--accent); }
  .est-body { padding: 24px; }
  .est-section-title {
    font-family: 'Geist Mono', monospace;
    font-size: 10px; letter-spacing: 2px; text-transform: uppercase;
    color: var(--accent);
    margin: 20px 0 12px;
    border-left: 2px solid var(--accent);
    padding-left: 10px;
  }
  .est-section-title:first-child { margin-top: 0; }
  .est-grid { display: grid; gap: 0 16px; }
  .est-grid-1 { grid-template-columns: 1fr; }
  .est-grid-2 { grid-template-columns: 1fr 1fr; }
  .est-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
  .est-grid-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }
  .est-toggle-row { margin-bottom: 12px; }
  .est-toggle-label {
    display: flex; align-items: center; gap: 8px;
    font-family: 'Geist Mono', monospace;
    font-size: 11px; letter-spacing: 1px; text-transform: uppercase;
    color: var(--muted); cursor: pointer;
  }
  .est-toggle-label input[type="checkbox"] { width: auto; cursor: pointer; }
  .est-checkboxes { display: flex; flex-direction: column; justify-content: flex-end; padding-bottom: 4px; }
  /* Result */
  .est-object-info {
    font-family: 'Geist Mono', monospace;
    font-size: 11px; color: var(--muted); letter-spacing: 1px;
    margin-bottom: 20px;
  }
  .est-section-card { margin-bottom: 16px; border: 1px solid var(--border); }
  .est-section-header {
    background: rgba(232,193,74,.12);
    border-bottom: 1px solid rgba(232,193,74,.3);
    padding: 10px 16px;
    font-family: 'Geist Mono', monospace;
    font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
    color: var(--accent); font-weight: 600;
  }
  .est-subsection-label {
    font-family: 'Geist Mono', monospace;
    font-size: 9px; letter-spacing: 2px; text-transform: uppercase;
    color: var(--accent); opacity: .7;
    padding: 8px 16px 4px;
    background: rgba(232,193,74,.04);
  }
  .est-subsection-label.mat { color: #4a8fe8; opacity: .8; background: rgba(74,143,232,.04); }
  .est-table-wrap { overflow-x: auto; }
  .est-table { width: 100%; border-collapse: collapse; font-size: 12px; }
  .est-table th {
    background: var(--surface);
    font-family: 'Geist Mono', monospace;
    font-size: 9px; letter-spacing: 1px; text-transform: uppercase;
    color: var(--muted); padding: 6px 12px;
    text-align: left; border-bottom: 1px solid var(--border);
    white-space: nowrap;
  }
  .est-table td {
    padding: 6px 12px; border-bottom: 1px solid rgba(255,255,255,.04);
    color: var(--text); vertical-align: top;
  }
  .est-table tr:last-child td { border-bottom: none; }
  .est-amount { text-align: right; font-family: 'Geist Mono', monospace; font-weight: 600; white-space: nowrap; }
  .est-section-total {
    padding: 8px 16px; text-align: right;
    font-family: 'Geist Mono', monospace;
    font-size: 11px; letter-spacing: 1px;
    color: var(--text); font-weight: 600;
    border-top: 1px solid var(--border);
    background: var(--surface);
  }
  .est-summary { border: 1px solid var(--border); margin-bottom: 20px; }
  .est-summary-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 16px; font-size: 13px;
    border-bottom: 1px solid rgba(255,255,255,.04);
  }
  .est-summary-row:last-child { border-bottom: none; }
  .est-summary-row span:last-child { font-family: 'Geist Mono', monospace; font-weight: 600; white-space: nowrap; }
  .est-summary-row.total { background: var(--accent); color: #000; font-weight: 700; }
  .est-summary-row.total span { color: #000; }
  .est-norm-block {
    margin: 12px 0 4px;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 6px 12px;
    font-size: 11px;
    color: var(--muted);
  }
  .est-norm-block summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: .5px;
    font-size: 11px;
    user-select: none;
  }
  .est-norm-block ul {
    margin: 6px 0 2px 16px;
    padding: 0;
    line-height: 1.7;
  }
  .est-actions { display: flex; align-items: center; gap: 20px; margin-top: 8px; flex-wrap: wrap; }
  .est-disclaimer {
    font-family: 'Geist Mono', monospace;
    font-size: 10px; color: var(--muted); letter-spacing: .5px;
    line-height: 1.5; flex: 1; min-width: 180px;
  }
  .est-edit-note {
    font-family: 'Geist Mono', monospace;
    font-size: 10px;
    color: var(--accent);
    letter-spacing: .6px;
    line-height: 1.5;
    margin: 10px 0 16px;
    opacity: .9;
  }
  .est-edit-input {
    width: 92px;
    max-width: 100%;
    padding: 6px 8px;
    border: 1px solid var(--border);
    background: rgba(13,15,20,.82);
    color: var(--text);
    font-family: 'Geist Mono', monospace;
    font-size: 11px;
  }
  .est-edit-input.money { width: 110px; }
  .est-name-input { width: 100%; min-width: 140px; }
  .est-del-btn { background: none; border: none; color: #ff6b6b; cursor: pointer; font-size: 14px; padding: 2px 6px; opacity: .5; transition: opacity .15s; }
  .est-del-btn:hover { opacity: 1; }
  .est-add-row-btn { background: none; border: 1px dashed var(--border); color: var(--accent); cursor: pointer; font-size: 11px; padding: 6px 12px; width: 100%; margin-top: 4px; transition: border-color .15s; }
  .est-add-row-btn:hover { border-color: var(--accent); }
  /* ─── DIAGRAM PARAMETER FORM ─── */
  .diag-form {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
    gap: 8px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 14px;
    margin-bottom: 12px;
  }
  .diag-field { display: flex; flex-direction: column; gap: 4px; }
  .diag-field--bool { flex-direction: row; align-items: center; gap: 8px; padding: 6px 0; }
  .diag-field-label {
    font-family: 'Geist Mono', monospace;
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--muted);
    line-height: 1.3;
  }
  .diag-unit { font-style: normal; opacity: .5; }
  .diag-input {
    width: 100%;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: 'Geist Mono', monospace;
    font-size: 12px;
    padding: 5px 8px;
    outline: none;
    transition: border-color .2s;
  }
  .diag-input:focus { border-color: var(--accent); }
  .diag-check { width: auto !important; flex-shrink: 0; cursor: pointer; }
  .diag-generate-btn { width: 100%; margin-bottom: 14px; }

  .calc-actions,
  .svg-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
  }
  .svg-actions {
    justify-content: center;
    margin: 0 0 16px;
  }
  .svg-preview svg {
    max-width: 100%;
    height: auto;
  }

  @media(max-width: 900px) {
    .est-grid-4 { grid-template-columns: 1fr 1fr; }
    .est-grid-3 { grid-template-columns: 1fr 1fr; }
  }
  @media(max-width: 600px) {
    .est-grid-4, .est-grid-3, .est-grid-2 { grid-template-columns: 1fr; }
  }

  @media(max-width: 768px) {
    html, body { max-width: 100%; overflow-x: hidden; }
    .hero { padding: 100px 24px 64px; flex-direction: column; width: 100%; }
    .hero-content { width: 100%; max-width: 100%; }
    .hero h1 { font-size: clamp(36px, 12.5vw, 52px); letter-spacing: 1px; }
    .hero-corner { display: none; }
    .hero-actions { display: grid; grid-template-columns: 1fr; width: 100%; }
    .hero-actions .btn-primary,
    .hero-actions .btn-outline { width: 100%; text-align: center; }
    .hero-stats {
      position: static; transform: none; margin-top: 32px;
      display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px; width: 100%; max-width: 100%;
    }
    .stat-card { min-width: 0; width: 100%; padding: 16px 14px; margin-right: 0 !important; text-align: center; }
    .stat-num { font-size: 32px; }
    section { padding: 60px 24px; }
    nav { padding: 0 12px; gap: 6px; }
    .nav-links { display: none; }
    .nav-right { gap: 4px; }
    #navGuest .btn-accent { display: none; }
    .btn-ghost { font-size: 10px; padding: 6px 10px; letter-spacing: 1px; }
    .btn-primary { font-size: 10px; padding: 7px 12px; letter-spacing: 1px; white-space: nowrap; }
    .btn-accent { font-size: 10px; padding: 7px 12px; letter-spacing: 0.5px; white-space: nowrap; }
    .security-grid { grid-template-columns: 1fr; }
    footer { padding: 40px 24px; }
    .footer-top { flex-direction: column; align-items: center; text-align: center; }
    .footer-contacts { flex-wrap: wrap; justify-content: center; }
    .trial-banner { padding: 8px 16px; font-size: 10px; }
  }

  @media(max-width: 480px) {
    .nav-logo { font-size: 16px; }
    .hero-stats { grid-template-columns: 1fr; }
  }

  @media(max-width: 360px) {
    .btn-ghost { font-size: 9px; padding: 5px 8px; }
    .btn-primary { font-size: 9px; padding: 6px 10px; }
    .nav-logo { font-size: 14px; }
  }

/* ── BURGER NAV ────────────────────────────────────────────────────────────── */
.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  padding: 6px;
  background: none;
  border: 1px solid var(--border);
  cursor: pointer;
  flex-shrink: 0;
}
.nav-burger span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--text);
  transition: transform .2s, opacity .2s;
}
body.nav-open .nav-burger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.nav-open .nav-burger span:nth-child(2) { opacity: 0; }
body.nav-open .nav-burger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav-mobile {
  display: none;
  position: fixed;
  top: 56px; left: 0; right: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  z-index: 999;
  flex-direction: column;
}
.nav-mobile a {
  display: block;
  padding: 16px 24px;
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: color .15s, background .15s;
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:active { background: var(--surface2); color: var(--accent); }

.nav-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 998;
  background: rgba(0,0,0,.5);
}

/* ── MOBILE AI PANEL + PRODUCT ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  /* Burger */
  .nav-burger { display: flex; }
  body.nav-open .nav-mobile { display: flex; }
  body.nav-open .nav-mobile-overlay { display: block; }

  /* AI tabs */
  .ai-tabs { flex-wrap: wrap; margin-top: 20px; max-width: 100%; }
  .ai-tab { font-size: 10px; letter-spacing: 0; padding: 9px 6px; flex: 1 1 auto; }

  /* Calculator */
  .calc-selectors { grid-template-columns: 1fr; }
  .calc-fields { grid-template-columns: 1fr; }
  .calc-body { padding: 16px; }

  /* Estimate */
  .est-subtabs { flex-wrap: wrap; padding: 8px 12px 0; gap: 2px; }
  .est-subtab { font-size: 11px; padding: 6px 10px; }
  .est-panel { max-width: 100%; }
  .est-body { padding: 16px; }
  .est-table { font-size: 11px; }

  /* Chat */
  .chat-messages { max-height: 240px; min-height: 180px; padding: 12px 16px; }
  .chat-input-row { padding: 10px 16px; }
  .chat-chips { padding: 0 16px 10px; gap: 6px; }
  .chat-bubble { max-width: 88%; font-size: 12px; padding: 10px 12px; }

  /* Templates */
  .templates-header { flex-direction: column; align-items: flex-start; gap: 16px; }

  /* AI section flush on mobile */
  #ai { padding-left: 0; padding-right: 0; }
  .chat-demo { margin: 24px 0 0; }
}

/* ── Trial banner ──────────────────────────────────────────────────────────── */
.trial-banner {
  position: fixed;
  top: 56px;
  left: 0; right: 0;
  z-index: 999;
  background: rgba(232,193,74,.08);
  border-bottom: 1px solid rgba(232,193,74,.25);
  padding: 8px 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--accent);
}
.trial-banner.expired,
.trial-banner--expired {
  background: rgba(255,107,107,.06);
  border-color: rgba(255,107,107,.3);
  color: var(--danger);
}
.trial-banner--warn {
  background: rgba(255,160,50,.07);
  border-color: rgba(255,160,50,.35);
  color: #e8a04a;
}
.trial-banner strong { font-weight: 700; }
.trial-banner-cta {
  padding: 4px 14px;
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  font-family: 'Geist Mono', monospace;
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s;
}
.trial-banner-cta:hover { background: rgba(232,193,74,.1); }
.trial-banner--expired .trial-banner-cta:hover,
.trial-banner.expired .trial-banner-cta:hover { background: rgba(255,107,107,.1); }
.trial-banner--warn .trial-banner-cta:hover { background: rgba(255,160,50,.1); }

/* ── Cookie banner ─────────────────────────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 9999;
  background: #161b22;
  border-top: 1px solid #30363d;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.4);
}
.cookie-text { font-size: 13px; color: #8b949e; flex: 1; min-width: 200px; }
.cookie-text a { color: var(--accent); text-decoration: none; }
.cookie-text a:hover { text-decoration: underline; }
.cookie-actions { display: flex; gap: 8px; flex-shrink: 0; }
.cookie-btn { font-size: 13px; padding: 7px 16px; }

/* ── Chat inline estimate ───────────────────────────────────────────────────── */
.chat-est-loading { margin-top:8px; font-size:13px; opacity:.6; }
.chat-est-summary { margin-top:10px; padding:10px 12px; background:rgba(74,232,138,.07); border-radius:8px; border-left:3px solid var(--success); font-size:13px; }
.chat-est-title { font-weight:600; color:var(--success); margin-bottom:5px; }
.chat-est-row { margin:2px 0; }
.chat-est-muted { opacity:.55; font-size:12px; margin-top:4px; }
.chat-est-dl { display:flex; align-items:center; gap:6px; margin-top:8px; flex-wrap:wrap; font-size:13px; }
.chat-dl-btn { background:var(--surface2); border:1px solid var(--border); color:var(--text); border-radius:5px; padding:4px 11px; font-size:12px; cursor:pointer; transition:background .15s, border-color .15s, color .15s; }
.chat-dl-btn:hover { background:var(--accent); color:#000; border-color:var(--accent); }
.chat-dl-open { border-color:var(--accent); color:var(--accent); }
.chat-dl-open:hover { background:var(--accent); color:#000; }
.chat-est-offers { display:flex; align-items:center; gap:6px; margin-top:7px; flex-wrap:wrap; font-size:13px; }
.chat-domain-btn { background:none; border:1px solid var(--border); color:var(--muted); border-radius:5px; padding:4px 10px; font-size:12px; cursor:pointer; transition:all .15s; }
.chat-domain-btn:hover { border-color:var(--accent); color:var(--accent); }

/* ─── Scroll-reveal ─────────────────────────────────────────────────────── */
.reveal { opacity: 0; transition: opacity .55s ease; }
.reveal.visible { opacity: 1; }
.chat-domain-btn:disabled { opacity:.35; cursor:default; }