:root{
    --bg:#f8fafc; --panel:#ffffff; --panel-2:#f1f5f9; --line:#cbd5e1;
    --text:#0f172a; --muted:#475569; --accent:#0891b2; --accent-2:#0e7490;
    --gold:#d97706; --green:#059669;
  }
  *{box-sizing:border-box}
  html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.55}
  body{font-size:16px}
  a{color:var(--accent);text-decoration:none}
  a:hover{color:var(--accent-2)}
  img{max-width:100%;display:block}
  .wrap{max-width:1100px;margin:0 auto;padding:0 22px}

  /* Buttons */
  .btn{display:inline-block;background:var(--accent);color:#ffffff;border:none;border-radius:10px;padding:14px 22px;font-weight:700;font-size:15px;cursor:pointer;text-decoration:none;transition:transform .12s ease,background .12s ease}
  .btn:hover{background:var(--accent-2);color:#ffffff;transform:translateY(-1px)}
  .btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
  .btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
  .btn.lg{padding:16px 28px;font-size:16px}

  /* Header */
  .hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
  .hdr-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px}
  .logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.01em;color:var(--text)}
  .logo svg{width:28px;height:28px}
  .nav{display:flex;align-items:center;gap:6px}
  .nav a{color:var(--muted);font-size:16px;padding:10px 14px;border-radius:7px;transition:color .15s ease,background .15s ease;position:relative}
  .nav a:hover{color:var(--text)}
  .nav a.active{color:var(--accent)}
  .nav a.active::after{content:'';position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--accent);border-radius:2px;animation:nav-glow .4s ease}
  @keyframes nav-glow{from{transform:scaleX(0);opacity:0}to{transform:scaleX(1);opacity:1}}
  .nav .btn{padding:12px 22px;font-size:15px;margin-left:8px}
  @media (max-width:640px){
    .nav .desk{display:none}
  }
  /* Smooth scroll */
  html{scroll-behavior:smooth;scroll-padding-top:72px}

  /* Hero */
  .hero{padding:80px 0 90px;position:relative;overflow:hidden}
  .hero::before{content:'';position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:900px;height:600px;background:radial-gradient(closest-side,rgba(8,145,178,.14),transparent);pointer-events:none}
  .eyebrow{display:inline-block;background:rgba(8,145,178,.12);color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:6px 12px;border-radius:99px;border:1px solid rgba(8,145,178,.4);margin-bottom:22px}
  h1.hero-h{font-size:clamp(38px,6.5vw,68px);line-height:1.05;letter-spacing:-.02em;font-weight:800;margin:0 0 22px;max-width:880px}
  h1.hero-h .accent{color:var(--accent)}
  .lede{font-size:clamp(17px,2.2vw,22px);color:var(--muted);max-width:680px;margin:0 0 36px;line-height:1.5}
  .lede b{color:var(--text)}
  .cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
  .cta-sub{margin-top:14px;font-size:13px;color:var(--muted)}
  .cta-sub b{color:var(--text)}

  /* Built-by line */
  .built-by{display:flex;align-items:center;gap:14px;margin-top:48px;padding:14px 18px;background:var(--panel);border:1px solid var(--line);border-radius:12px;max-width:560px;font-size:14px;color:var(--muted);box-shadow:0 2px 6px rgba(15,23,42,.05)}
  .built-by b{color:var(--text)}
  .built-by .pip{width:8px;height:8px;background:var(--green);border-radius:99px;flex-shrink:0;box-shadow:0 0 8px rgba(5,150,105,.4)}

  /* Section frame */
  section{padding:80px 0}
  section.tight{padding:60px 0}
  h2{font-size:clamp(28px,3.6vw,40px);line-height:1.15;letter-spacing:-.015em;font-weight:800;margin:0 0 14px}
  .sec-sub{color:var(--muted);font-size:17px;margin:0 0 50px;max-width:680px}

  /* Problem section */
  .problem{background:var(--panel)}
  .problem-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
  .pain{padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.04)}
  .pain h3{font-size:17px;font-weight:700;margin:0 0 8px;color:var(--text)}
  .pain p{font-size:14px;color:var(--muted);margin:0}
  .pain .x{display:inline-block;width:32px;height:32px;border-radius:8px;background:rgba(220,38,38,.10);color:#b91c1c;text-align:center;line-height:32px;font-weight:700;margin-bottom:14px}

  /* Solution / features */
  .features{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
  .feat{padding:28px;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.04);transition:border-color .15s ease,transform .15s ease,box-shadow .15s ease}
  .feat:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 10px 30px -10px rgba(15,23,42,.15),0 4px 8px rgba(15,23,42,.06)}
  .feat .ico{font-size:28px;margin-bottom:14px;display:block}
  .feat h3{font-size:18px;font-weight:700;margin:0 0 8px}
  .feat p{font-size:14px;color:var(--muted);margin:0;line-height:1.6}
  .features-also{margin-top:36px;padding:22px 26px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 3px rgba(15,23,42,.06)}
  .features-also p{margin:0;font-size:14px;color:var(--muted);line-height:1.7;text-align:center}
  .features-also p b{color:var(--text)}

  /* Hail map differentiator */
  .hailmap{background:linear-gradient(180deg,var(--panel) 0%,var(--bg) 100%);position:relative;overflow:hidden}
  .hailmap::before{content:'';position:absolute;top:50%;right:-100px;transform:translateY(-50%);width:500px;height:500px;background:radial-gradient(closest-side,rgba(8,145,178,.10),transparent);pointer-events:none}
  .hailmap-row{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center}
  @media (max-width:760px){ .hailmap-row{grid-template-columns:1fr;gap:30px} }
  /* Mock product window — looks like a screenshot of the real app */
  .product-window{aspect-ratio:1.3/1;background:#0b1220;border:1px solid var(--line);border-radius:14px;position:relative;overflow:hidden;box-shadow:0 30px 80px -30px rgba(0,0,0,.6),0 10px 30px -10px rgba(0,0,0,.5)}
  .pw-chrome{height:34px;background:#0a0f1a;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 14px;gap:8px;position:relative;z-index:5}
  .pw-dot{width:10px;height:10px;border-radius:99px;background:#374151}
  .pw-dot:nth-child(1){background:#ef4444}
  .pw-dot:nth-child(2){background:#f59e0b}
  .pw-dot:nth-child(3){background:#22c55e}
  .pw-title{flex:1;text-align:center;font-size:11px;color:var(--muted);font-weight:500;letter-spacing:.03em}
  .pw-canvas{position:absolute;top:34px;left:0;right:0;bottom:0;overflow:hidden}
  .pw-svg{position:absolute;inset:0;width:100%;height:100%}
  .pw-overlay-control{position:absolute;top:14px;left:14px;background:rgba(15,23,42,.92);backdrop-filter:blur(10px);border:1px solid var(--line);padding:10px 12px;border-radius:8px;font-size:11px;color:var(--text);font-weight:500;z-index:3;min-width:180px}
  .pw-overlay-control .ctl-row{display:flex;justify-content:space-between;align-items:center;padding:3px 0}
  .pw-overlay-control .ctl-row + .ctl-row{border-top:1px solid var(--line);margin-top:4px;padding-top:7px}
  .pw-overlay-control .ctl-label{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.05em}
  .pw-overlay-control .ctl-value{color:var(--accent);font-weight:600}
  .pw-overlay-legend{position:absolute;bottom:14px;left:14px;background:rgba(15,23,42,.92);backdrop-filter:blur(10px);border:1px solid var(--line);padding:10px 12px;border-radius:8px;font-size:11px;color:var(--text);z-index:3}
  .pw-overlay-legend .lg-title{color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px;font-weight:600}
  .pw-overlay-legend .lg-row{display:flex;align-items:center;gap:8px;margin:3px 0;font-size:11px}
  .pw-overlay-legend .lg-swatch{width:14px;height:14px;border-radius:3px}
  .pw-overlay-stat{position:absolute;top:14px;right:14px;background:rgba(15,23,42,.92);backdrop-filter:blur(10px);border:1px solid var(--line);padding:10px 14px;border-radius:8px;z-index:3;text-align:right}
  .pw-overlay-stat .stat-num{font-size:20px;font-weight:800;color:var(--accent);line-height:1}
  .pw-overlay-stat .stat-label{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-top:3px}

  /* Product showcase — alternating rows */
  .showcase{padding:80px 0;background:var(--panel)}
  .showcase-row{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;margin:60px 0}
  .showcase-row.reverse{direction:rtl}
  .showcase-row.reverse > *{direction:ltr}
  @media (max-width:840px){
    .showcase-row, .showcase-row.reverse{grid-template-columns:1fr;direction:ltr;gap:30px;margin:40px 0}
  }
  .showcase-text h3{font-size:24px;font-weight:800;letter-spacing:-.01em;margin:0 0 14px;color:var(--text)}
  .showcase-text p{font-size:16px;color:var(--muted);line-height:1.6;margin:0 0 14px}
  .showcase-text .pill-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
  .showcase-text .pill-list span{background:var(--bg);border:1px solid var(--line);padding:5px 11px;border-radius:99px;font-size:12px;color:var(--muted)}
  /* Phone frame */
  .phone-frame{aspect-ratio:9/19.5;max-width:280px;margin:0 auto;background:#0b1220;border:8px solid #0a0f1a;border-radius:36px;position:relative;overflow:hidden;box-shadow:0 30px 80px -30px rgba(0,0,0,.6),0 10px 30px -10px rgba(0,0,0,.5)}
  .phone-frame::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:90px;height:22px;background:#0a0f1a;border-radius:0 0 14px 14px;z-index:5}
  .phone-canvas{position:absolute;inset:0;background:#0f172a;overflow:hidden}
  .how-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
  @media (max-width:880px){ .how-grid{grid-template-columns:repeat(2,1fr)} }
  @media (max-width:520px){ .how-grid{grid-template-columns:1fr} }
  .step{padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:12px;position:relative;box-shadow:0 2px 6px rgba(15,23,42,.05),0 1px 2px rgba(15,23,42,.04)}
  .step .num{position:absolute;top:-14px;left:24px;width:32px;height:32px;background:var(--accent);color:#ffffff;border-radius:99px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px}
  .step h3{font-size:16px;margin:14px 0 8px;font-weight:700}
  .step p{font-size:13px;color:var(--muted);margin:0;line-height:1.55}

  /* Pricing */
  .pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
  .pricing-grid.pricing-single{grid-template-columns:minmax(280px,420px);justify-content:center}
  @media (max-width:840px){ .pricing-grid{grid-template-columns:1fr} }
  .price{display:flex;flex-direction:column;padding:32px 28px;background:var(--panel);border:1px solid var(--line);border-radius:14px;position:relative;box-shadow:0 4px 12px rgba(15,23,42,.06),0 2px 4px rgba(15,23,42,.04)}
  .price.featured{border-color:var(--accent);box-shadow:0 0 0 1px rgba(8,145,178,.5),0 20px 60px -20px rgba(8,145,178,.35),0 4px 12px rgba(15,23,42,.06)}
  .price.featured .badge-pop{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--accent);color:#ffffff;font-size:11px;font-weight:700;letter-spacing:.06em;padding:4px 12px;border-radius:99px;text-transform:uppercase}
  .price.coming-soon{opacity:.78;border-style:dashed}
  .price.coming-soon .tier-name{color:var(--muted)}
  .price.coming-soon .num{color:var(--muted)}
  .price.coming-soon .badge-soon{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--panel-2);color:var(--muted);border:1px solid var(--line);font-size:11px;font-weight:700;letter-spacing:.06em;padding:4px 12px;border-radius:99px;text-transform:uppercase}
  .price .tier-name{font-size:13px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin:0}
  .price .num{font-size:48px;font-weight:800;letter-spacing:-.02em;margin:8px 0 4px}
  .price .num small{font-size:15px;color:var(--muted);font-weight:500;letter-spacing:0}
  .price .who{font-size:13px;color:var(--muted);margin:0 0 22px;min-height:36px}
  .price ul{list-style:none;padding:0;margin:0 0 28px;flex:1}
  .price li{padding:7px 0 7px 24px;font-size:14px;position:relative;color:var(--text)}
  .price li::before{content:'✓';position:absolute;left:0;top:7px;color:var(--accent);font-weight:700}
  .price li.muted{color:var(--muted)}
  .price li.muted::before{color:var(--muted)}
  .price .btn{width:100%;text-align:center}

  /* Guarantee callout */
  .guarantee{background:linear-gradient(120deg,rgba(8,145,178,.10),rgba(5,150,105,.08));border:1px solid rgba(8,145,178,.35);border-radius:16px;padding:36px;display:flex;gap:24px;align-items:center;flex-wrap:wrap;margin-top:50px;box-shadow:0 4px 12px rgba(15,23,42,.04)}
  .guarantee .seal{font-size:48px;flex-shrink:0;line-height:1}
  .guarantee h3{font-size:22px;font-weight:800;margin:0 0 6px;letter-spacing:-.01em}
  .guarantee p{font-size:15px;color:var(--muted);margin:0;line-height:1.55;max-width:640px}
  .guarantee p b{color:var(--text)}

  /* FAQ */
  .faq{background:var(--panel)}
  .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:20px}
  @media (max-width:760px){ .faq-list{grid-template-columns:1fr} }
  details{padding:18px 22px;background:var(--bg);border:1px solid var(--line);border-radius:10px;cursor:pointer}
  details[open]{border-color:var(--accent)}
  summary{font-weight:700;font-size:15px;list-style:none;display:flex;justify-content:space-between;align-items:center}
  summary::-webkit-details-marker{display:none}
  summary::after{content:'+';color:var(--accent);font-size:22px;font-weight:400;line-height:1;transition:transform .15s ease}
  details[open] summary::after{transform:rotate(45deg)}
  details p{margin:14px 0 0;font-size:14px;color:var(--muted);line-height:1.6}

  /* Final CTA */
  .final{text-align:center;padding:100px 0;background:radial-gradient(circle at 50% 0%,rgba(8,145,178,.12),transparent 70%)}
  .final h2{font-size:clamp(32px,5vw,52px);margin-bottom:14px}
  .final p{font-size:18px;color:var(--muted);max-width:560px;margin:0 auto 32px}

  /* Questionnaire form */
  .waitlist{padding:80px 0}
  .waitlist .wrap{max-width:780px}
  .waitlist h2{margin-bottom:14px}
  .waitlist .sec-sub{margin-bottom:36px}
  .form-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:36px;box-shadow:0 4px 12px rgba(15,23,42,.06),0 2px 4px rgba(15,23,42,.04)}
  @media (max-width:560px){ .form-card{padding:24px} }
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
  @media (max-width:560px){ .form-row{grid-template-columns:1fr} }
  .form-field{display:flex;flex-direction:column;gap:6px}
  .form-field label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
  .form-field label .req{color:#fca5a5;margin-left:2px}
  .form-field input,.form-field select,.form-field textarea{background:#ffffff;border:1px solid var(--line);border-radius:8px;padding:11px 13px;color:var(--text);font-size:14px;font-family:inherit;outline:none;width:100%;box-sizing:border-box}
  .form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--accent)}
  .form-field textarea{min-height:90px;resize:vertical}
  .form-actions{display:flex;justify-content:space-between;align-items:center;margin-top:8px;flex-wrap:wrap;gap:14px}
  .form-status{font-size:13px}
  .form-status.error{color:#b91c1c}
  .form-status.success{color:#047857}
  .form-card .btn{padding:14px 32px}
  .form-success{text-align:center;padding:40px 16px}
  .form-success .check{font-size:48px;margin-bottom:16px}
  .form-success h3{font-size:22px;font-weight:800;margin:0 0 10px}
  .form-success p{color:var(--muted);font-size:15px;line-height:1.5;margin:0;max-width:440px;margin:0 auto}

  /* Contact section */
  .contact{padding:80px 0;background:linear-gradient(180deg,var(--bg) 0%,var(--panel) 100%);position:relative;overflow:hidden}
  .contact::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:600px;height:400px;background:radial-gradient(closest-side,rgba(8,145,178,.08),transparent);pointer-events:none}
  .contact-row{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center;position:relative}
  @media (max-width:760px){ .contact-row{grid-template-columns:1fr;gap:30px} }
  .contact h2{margin-bottom:14px}
  .contact p{font-size:17px;color:var(--muted);line-height:1.6;margin:0 0 20px}
  .contact-email{display:inline-flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);padding:14px 20px;border-radius:10px;color:var(--text);font-weight:600;text-decoration:none;font-size:15px;margin-bottom:14px;transition:border-color .15s ease}
  .contact-email:hover{border-color:var(--accent);color:var(--accent)}
  .contact-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:28px;box-shadow:0 4px 12px rgba(15,23,42,.06),0 2px 4px rgba(15,23,42,.04)}
  .contact-card h3{font-size:18px;margin:0 0 6px;font-weight:700}
  .contact-card p{font-size:14px;color:var(--muted);margin:0 0 18px}
  .contact-card .btn{width:100%;text-align:center}

  /* ROI calculator */
  .roi{padding:80px 0;background:linear-gradient(180deg,var(--bg) 0%,var(--panel) 100%)}
  .roi .sec-sub{margin-bottom:36px}
  .roi-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:32px;align-items:start}
  @media (max-width:840px){ .roi-grid{grid-template-columns:1fr} }
  .roi-inputs{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:28px;box-shadow:0 4px 12px rgba(15,23,42,.06),0 2px 4px rgba(15,23,42,.04)}
  .roi-field{margin-bottom:22px}
  .roi-field:last-child{margin-bottom:0}
  .roi-field label{display:block;font-size:13px;font-weight:700;color:var(--text);margin-bottom:6px}
  .roi-field input{width:100%;padding:11px 14px;font-size:16px;font-weight:600;background:var(--bg);border:1px solid var(--line);border-radius:8px;color:var(--text);outline:none;font-family:inherit}
  .roi-field input:focus{border-color:var(--accent)}
  .roi-hint{display:block;font-size:12px;color:var(--muted);margin-top:5px;line-height:1.4}
  .roi-output{background:var(--panel);border:1px solid var(--accent);border-radius:14px;padding:28px;box-shadow:0 0 0 1px rgba(8,145,178,.25),0 10px 30px -10px rgba(8,145,178,.18),0 4px 12px rgba(15,23,42,.06)}
  .roi-output h3{margin:0 0 16px;font-size:18px;font-weight:800;color:var(--text)}
  .roi-row{display:flex;justify-content:space-between;align-items:baseline;padding:9px 0;font-size:14px}
  .roi-label{color:var(--muted)}
  .roi-val{font-size:14px;text-align:right;color:var(--text)}
  .roi-val b{font-size:22px;font-weight:800;color:var(--accent);margin-right:5px;letter-spacing:-.01em}
  .roi-val small{font-size:12px;color:var(--muted);font-weight:500;margin-left:2px}
  .roi-divider{height:1px;background:var(--line);margin:14px 0}
  .roi-section-label{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;margin:6px 0 4px}
  .roi-note{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);font-size:11px;color:var(--muted);line-height:1.5;font-style:italic}

  /* Chat widget */
  .chat-fab{position:fixed;bottom:22px;right:22px;background:var(--accent);color:#ffffff;border:none;border-radius:99px;padding:14px 22px;font-weight:700;font-size:14px;cursor:pointer;box-shadow:0 8px 24px -6px rgba(8,145,178,.4),0 4px 10px rgba(0,0,0,.12);z-index:90;display:flex;align-items:center;gap:8px;transition:transform .15s ease}
  .chat-fab:hover{transform:translateY(-2px)}
  .chat-fab .ico{font-size:18px}
  @media (max-width:560px){ .chat-fab{padding:12px 18px;font-size:13px;bottom:16px;right:16px} }
  .chat-window{position:fixed;bottom:90px;right:22px;width:380px;max-width:calc(100vw - 44px);height:560px;max-height:calc(100vh - 130px);background:var(--bg);border:1px solid var(--line);border-radius:16px;box-shadow:0 30px 80px -20px rgba(0,0,0,.7),0 10px 30px -10px rgba(0,0,0,.5);display:none;flex-direction:column;z-index:91;overflow:hidden}
  .chat-window.open{display:flex}
  @media (max-width:560px){ .chat-window{bottom:80px;right:16px;width:calc(100vw - 32px);height:calc(100vh - 100px)} }
  .chat-header{padding:16px 18px;background:var(--panel);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}
  .chat-header .avatar{width:36px;height:36px;border-radius:99px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;color:#ffffff;font-size:14px;flex-shrink:0}
  .chat-header .meta{flex:1;min-width:0}
  .chat-header .name{font-weight:700;font-size:14px;color:var(--text);display:flex;align-items:center;gap:6px}
  .chat-header .name .pulse{width:8px;height:8px;background:#34d399;border-radius:99px;box-shadow:0 0 0 0 rgba(52,211,153,.7);animation:pulse 2s infinite}
  @keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.7)}70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
  .chat-header .sub{font-size:11px;color:var(--muted);margin-top:1px}
  .chat-header .close{background:transparent;border:none;color:var(--muted);font-size:22px;cursor:pointer;padding:0;line-height:1;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:6px}
  .chat-header .close:hover{background:var(--panel-2);color:var(--text)}
  .chat-body{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:10px;background:var(--bg)}
  .chat-msg{max-width:80%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.45;word-wrap:break-word}
  .chat-msg.bot{background:var(--panel);color:var(--text);align-self:flex-start;border-bottom-left-radius:4px}
  .chat-msg.user{background:var(--accent);color:#ffffff;align-self:flex-end;border-bottom-right-radius:4px;font-weight:500}
  .chat-msg.bot a{color:var(--accent)}
  .chat-msg.typing{padding:14px 16px}
  .chat-msg.typing .dot{display:inline-block;width:6px;height:6px;background:var(--muted);border-radius:99px;margin-right:3px;animation:typing 1.4s infinite ease-in-out}
  .chat-msg.typing .dot:nth-child(2){animation-delay:.2s}
  .chat-msg.typing .dot:nth-child(3){animation-delay:.4s}
  @keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}
  .chat-suggest{display:flex;flex-wrap:wrap;gap:6px;padding:0 18px 8px;background:var(--bg)}
  .chat-suggest button{background:transparent;border:1px solid var(--line);color:var(--text);padding:7px 12px;border-radius:99px;font-size:12px;cursor:pointer;font-family:inherit;transition:all .12s ease}
  .chat-suggest button:hover{border-color:var(--accent);color:var(--accent)}
  .chat-input{padding:12px 14px;border-top:1px solid var(--line);background:var(--panel);display:flex;gap:8px}
  .chat-input input{flex:1;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px 12px;color:var(--text);font-size:13px;font-family:inherit;outline:none}
  .chat-input input:focus{border-color:var(--accent)}
  .chat-input button{background:var(--accent);color:#ffffff;border:none;border-radius:8px;padding:0 16px;font-weight:700;font-size:13px;cursor:pointer;font-family:inherit}
  .chat-input button:disabled{opacity:.4;cursor:not-allowed}

  /* Footer */
  footer{border-top:1px solid var(--line);padding:50px 0 28px;color:var(--muted);font-size:13px}
  .ft-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:32px}
  @media (max-width:760px){ .ft-grid{grid-template-columns:1fr 1fr;gap:32px} }
  @media (max-width:480px){ .ft-grid{grid-template-columns:1fr} }
  .ft-brand img{height:42px;display:block;margin-bottom:14px}
  .ft-brand p{font-size:13px;color:var(--muted);line-height:1.5;margin:0;max-width:300px}
  .ft-col h4{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text);margin:0 0 14px;font-weight:700}
  .ft-col a{display:block;color:var(--muted);text-decoration:none;font-size:13px;padding:5px 0;transition:color .12s ease}
  .ft-col a:hover{color:var(--accent)}
  .ft-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--muted)}
  .ft-bottom a{color:var(--muted);text-decoration:none;margin-left:14px}
  .ft-bottom a:hover{color:var(--text)}