/* TODO production: replace Tailwind CDN classes with a local compiled Tailwind build before launch. */
.hp-field { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.prose-content h2 { color: var(--text-primary); font-size: 1.875rem; line-height: 2.25rem; font-weight: 800; margin: 2rem 0 1rem; }
.prose-content h3 { color: var(--text-primary); font-size: 1.25rem; line-height: 1.75rem; font-weight: 700; margin: 1.5rem 0 .75rem; }
.prose-content p { margin: 0 0 1rem; }
.prose-content ul { list-style: disc; padding-left: 1.25rem; margin: 0 0 1.25rem; }
.prose-content li { margin: .4rem 0; }
* { font-family: 'Inter', sans-serif; -webkit-font-smoothing: antialiased; }
    html { scroll-behavior: smooth; }

    :root {
      --bg-primary: #ffffff;
      --bg-secondary: #f8fafc;
      --bg-card: #ffffff;
      --bg-nav: rgba(255, 255, 255, 0.85);
      --bg-mobile-menu: rgba(255, 255, 255, 0.97);
      --text-primary: #0f172a;
      --text-secondary: #475569;
      --text-muted: #94a3b8;
      --border: #e2e8f0;
      --border-hover: #2563eb;
      --logo-fill: #2563eb;
      --hero-grad-from: #1d4ed8;
      --hero-grad-to: #2563eb;
      --accent: #2563eb;
      --accent-hover: #1d4ed8;
      --accent-shadow: rgba(37, 99, 235, 0.25);
      --accent-bg: rgba(37, 99, 235, 0.06);
      --accent-border: rgba(37, 99, 235, 0.15);
      --phone-bg: rgba(34, 197, 94, 0.08);
      --schedule-bg: #f1f5f9;
      --toast-bg: #ffffff;
      --toast-border: #e2e8f0;
      --sb-thumb: #cbd5e1;
      --sb-thumb-hover: #2563eb;
      --sb-track: #f1f5f9;
      --decor-blob: rgba(37, 99, 235, 0.06);
      --card-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
      --card-shadow-hover: 0 20px 40px -12px rgba(37, 99, 235, 0.15);
      --img-overlay: linear-gradient(to top, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.3) 55%, transparent 100%);
      --hero-bg: #ffffff;
      --spin-border: rgba(37, 99, 235, 0.12);
      --spin-border-2: rgba(37, 99, 235, 0.08);
      --footer-border: #e2e8f0;
      --btn-outline-border: rgba(15, 23, 42, 0.2);
      --btn-outline-hover: rgba(15, 23, 42, 0.4);
      --stat-border: #e2e8f0;
      --badge-text: #2563eb;
      --brand-bg: #f1f5f9;
      --brand-border: #e2e8f0;
      --brand-text: #334155;
      --brand-hover-bg: rgba(37, 99, 235, 0.06);
      --brand-hover-border: rgba(37, 99, 235, 0.2);
      --brand-hover-text: #2563eb;
      --step-line: #e2e8f0;
    }

    @media (prefers-color-scheme: dark) {
      :root {
        --bg-primary: #020617;
        --bg-secondary: #0f172a;
        --bg-card: rgba(15, 23, 42, 0.5);
        --bg-nav: rgba(2, 6, 23, 0.8);
        --bg-mobile-menu: rgba(15, 23, 42, 0.97);
        --text-primary: #ffffff;
        --text-secondary: #94a3b8;
        --text-muted: #64748b;
        --border: rgba(255, 255, 255, 0.1);
        --border-hover: rgba(37, 99, 235, 0.3);
        --logo-fill: #3b82f6;
        --hero-grad-from: #60a5fa;
        --hero-grad-to: #2563eb;
        --accent: #2563eb;
        --accent-hover: #3b82f6;
        --accent-shadow: rgba(37, 99, 235, 0.2);
        --accent-bg: rgba(37, 99, 235, 0.1);
        --accent-border: rgba(37, 99, 235, 0.2);
        --phone-bg: rgba(34, 197, 94, 0.1);
        --schedule-bg: rgba(30, 41, 59, 0.5);
        --toast-bg: #1e293b;
        --toast-border: rgba(255,255,255,0.1);
        --sb-thumb: #334155;
        --sb-thumb-hover: #2563eb;
        --sb-track: #09090b;
        --decor-blob: rgba(37, 99, 235, 0.05);
        --card-shadow: none;
        --card-shadow-hover: 0 25px 50px -12px rgba(37, 99, 235, 0.1);
        --img-overlay: linear-gradient(to top, #020617 0%, rgba(2,6,23,0.5) 55%, transparent 100%);
        --hero-bg: #020617;
        --spin-border: rgba(37, 99, 235, 0.2);
        --spin-border-2: rgba(59, 130, 246, 0.1);
        --footer-border: rgba(255,255,255,0.1);
        --btn-outline-border: rgba(255,255,255,0.2);
        --btn-outline-hover: rgba(255,255,255,0.4);
        --stat-border: rgba(255,255,255,0.1);
        --badge-text: #60a5fa;
        --brand-bg: rgba(30, 41, 59, 0.6);
        --brand-border: rgba(255,255,255,0.08);
        --brand-text: #cbd5e1;
        --brand-hover-bg: rgba(37, 99, 235, 0.1);
        --brand-hover-border: rgba(37, 99, 235, 0.25);
        --brand-hover-text: #60a5fa;
        --step-line: rgba(255,255,255,0.1);
      }
    }

    body { background: var(--bg-primary); color: var(--text-primary); transition: background 0.3s, color 0.3s; }

    ::-webkit-scrollbar { width: 8px; }
    ::-webkit-scrollbar-track { background: var(--sb-track); }
    ::-webkit-scrollbar-thumb { background: var(--sb-thumb); border-radius: 4px; }
    ::-webkit-scrollbar-thumb:hover { background: var(--sb-thumb-hover); }

    @keyframes spin-slow { to { transform: rotate(360deg); } }
    @keyframes spin-reverse { to { transform: rotate(-360deg); } }
    .spin-slow { animation: spin-slow 10s linear infinite; }
    .spin-reverse { animation: spin-reverse 15s linear infinite; }
    @keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
    .float { animation: float 3s ease-in-out infinite; }
    @keyframes count-pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }

    .clip-hero { clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%); }
    .clip-reverse { clip-path: polygon(0 15%, 100% 0, 100% 100%, 0 100%); }

    .fade-in { opacity: 0; transform: translateY(30px); transition: all 0.6s ease-out; }
    .fade-in.visible { opacity: 1; transform: translateY(0); }

    .logo-svg path { fill: var(--logo-fill); transition: fill 0.3s; }
    .nav-bar { background: var(--bg-nav); backdrop-filter: blur(12px); }
    .mobile-menu { background: var(--bg-mobile-menu); backdrop-filter: blur(12px); }
    .nav-link { color: var(--text-secondary); }
    .nav-link:hover { color: var(--text-primary); }
    .hero-bg { background: var(--hero-bg); }
    .section-bg { background: var(--bg-primary); }
    .section-alt-bg { background: var(--bg-secondary); }
    .card-bg { background: var(--bg-card); border: 1px solid var(--border); box-shadow: var(--card-shadow); }
    .card-bg:hover { border-color: var(--border-hover); box-shadow: var(--card-shadow-hover); }
    .text-main { color: var(--text-primary); }
    .text-sub { color: var(--text-secondary); }
    .text-dim { color: var(--text-muted); }
    .border-theme { border-color: var(--border); }
    .border-stat { border-color: var(--stat-border); }
    .border-footer { border-color: var(--footer-border); }
    .btn-primary { background: var(--accent); color: #fff; box-shadow: 0 10px 15px -3px var(--accent-shadow); }
    .btn-primary:hover { background: var(--accent-hover); }
    .btn-outline { border: 1px solid var(--btn-outline-border); color: var(--text-primary); }
    .btn-outline:hover { border-color: var(--btn-outline-hover); }
    .badge { background: var(--accent-bg); border: 1px solid var(--accent-border); color: var(--badge-text); }
    .icon-box { background: var(--accent-bg); }
    .phone-item { color: var(--text-secondary); }
    .phone-item:hover { color: var(--accent); }
    .phone-icon { background: var(--phone-bg); }
    .schedule-box { background: var(--schedule-bg); }
    .toast-box { background: var(--toast-bg); border: 1px solid var(--toast-border); box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25); }
    .floating-card { background: var(--bg-card); border: 1px solid var(--border); backdrop-filter: blur(12px); }
    .gradient-text { background: linear-gradient(to right, var(--hero-grad-from), var(--hero-grad-to)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .img-overlay { background: var(--img-overlay); }
    .spin-circle { border-color: var(--spin-border); }
    .spin-circle-2 { border-color: var(--spin-border-2); }
    .decor-blob { background: var(--decor-blob); }

    .brand-tag {
      background: var(--brand-bg);
      border: 1px solid var(--brand-border);
      color: var(--brand-text);
      transition: all 0.2s;
    }
    .brand-tag:hover {
      background: var(--brand-hover-bg);
      border-color: var(--brand-hover-border);
      color: var(--brand-hover-text);
      transform: translateY(-1px);
    }

    .step-line { background: var(--step-line); }

    .year-bar {
      background: var(--accent-bg);
      border: 1px solid var(--accent-border);
      color: var(--accent);
    }

    .soft-panel {
      background: linear-gradient(135deg, var(--accent-bg), transparent 58%);
      border: 1px solid var(--accent-border);
    }
    .seo-pill {
      background: var(--brand-bg);
      border: 1px solid var(--brand-border);
      color: var(--brand-text);
    }
    .geo-grid {
      background-image: radial-gradient(circle at 1px 1px, var(--accent-border) 1px, transparent 0);
      background-size: 28px 28px;
    }
    details.faq-item summary::-webkit-details-marker { display: none; }
    details.faq-item[open] summary i { transform: rotate(180deg); }
    details.faq-item summary i { transition: transform .2s ease; }
    .legal-note {
      background: var(--schedule-bg);
      border: 1px solid var(--border);
    }
    .mobile-callbar {
      background: rgba(255,255,255,.92);
      border: 1px solid var(--border);
      box-shadow: 0 20px 40px -16px rgba(15,23,42,.35);
      backdrop-filter: blur(12px);
    }
    @media (prefers-color-scheme: dark) {
      .mobile-callbar { background: rgba(15, 23, 42, .92); }
    }


    .express-shell {
      background:
        radial-gradient(circle at 15% 18%, rgba(37, 99, 235, .16), transparent 28%),
        radial-gradient(circle at 88% 10%, rgba(16, 185, 129, .12), transparent 26%),
        linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
      border: 1px solid var(--accent-border);
      box-shadow: 0 34px 70px -34px rgba(37, 99, 235, .35);
    }
    .express-form {
      background: rgba(255,255,255,.78);
      border: 1px solid var(--border);
      box-shadow: 0 25px 50px -24px rgba(15,23,42,.28);
      backdrop-filter: blur(16px);
    }
    @media (prefers-color-scheme: dark) {
      .express-form { background: rgba(15,23,42,.72); }
    }
    .form-control {
      width: 100%;
      border: 1px solid var(--border);
      background: var(--bg-primary);
      color: var(--text-primary);
      border-radius: 16px;
      padding: 14px 16px;
      outline: none;
      transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    .form-control:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 4px var(--accent-bg);
    }
    .upload-zone {
      border: 1px dashed var(--accent-border);
      background: var(--accent-bg);
      border-radius: 20px;
      transition: all .2s ease;
    }
    .upload-zone:hover { border-color: var(--accent); transform: translateY(-1px); }
    .feature-row {
      display: flex;
      gap: 14px;
      align-items: flex-start;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.5);
      border: 1px solid var(--accent-border);
    }
    @media (prefers-color-scheme: dark) {
      .feature-row { background: rgba(15,23,42,.45); }
    }
    .micro-stat {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: 22px;
      padding: 18px;
    }
    .audience-card {
      position: relative;
      overflow: hidden;
    }
    .audience-card::after {
      content: "";
      position: absolute;
      width: 140px;
      height: 140px;
      border-radius: 999px;
      right: -70px;
      top: -70px;
      background: var(--accent-bg);
    }
    .route-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 14px;
      border-radius: 999px;
      border: 1px solid var(--border);
      background: var(--bg-card);
      color: var(--text-secondary);
      font-size: 14px;
      font-weight: 600;
    }
    .toast-lead {
      position: fixed;
      right: 24px;
      bottom: 24px;
      z-index: 70;
      transform: translateY(24px);
      opacity: 0;
      pointer-events: none;
      transition: all .25s ease;
    }
    .toast-lead.show {
      transform: translateY(0);
      opacity: 1;
      pointer-events: auto;
    }
    .seo-link-card {
      display: block;
      border: 1px solid var(--border);
      background: var(--bg-card);
      border-radius: 22px;
      padding: 22px;
      transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
    }
    .seo-link-card:hover {
      transform: translateY(-4px);
      border-color: var(--accent);
      box-shadow: var(--card-shadow-hover);
    }

    .structure-group {
      border: 1px solid var(--border);
      background: var(--bg-card);
      border-radius: 28px;
      padding: 28px;
      box-shadow: var(--card-shadow);
    }
    .structure-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 14px 0;
      border-bottom: 1px solid var(--border);
      color: var(--text-secondary);
      transition: color .2s ease, transform .2s ease;
    }
    .structure-link:last-child { border-bottom: 0; }
    .structure-link:hover {
      color: var(--accent);
      transform: translateX(4px);
    }
    .structure-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--badge-text);
      background: var(--accent-bg);
      border: 1px solid var(--accent-border);
      border-radius: 999px;
      padding: 8px 12px;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: .08em;
      text-transform: uppercase;
    }
    .pillar-card {
      display: block;
      border: 1px solid var(--border);
      background: linear-gradient(180deg, var(--bg-card), var(--bg-secondary));
      border-radius: 28px;
      padding: 28px;
      min-height: 220px;
      position: relative;
      overflow: hidden;
      transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
    }
    .pillar-card:hover {
      transform: translateY(-6px);
      border-color: var(--accent);
      box-shadow: var(--card-shadow-hover);
    }
    .pillar-card::after {
      content: '';
      position: absolute;
      width: 140px;
      height: 140px;
      right: -60px;
      bottom: -60px;
      border-radius: 999px;
      background: var(--accent-bg);
    }
    .pillar-number {
      width: 44px;
      height: 44px;
      border-radius: 16px;
      background: var(--accent);
      color: #fff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      margin-bottom: 24px;
    }