:root { --primary:#0284c7; --bg:#f8fafc; --card:#fff; --text:#0f172a; --muted:#64748b; --danger:#dc2626; --success:#16a34a; --accent:#b45309; }
    * { box-sizing:border-box; }
    html { scroll-behavior:smooth; scroll-padding-top:76px; }
    body { font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; background:var(--bg); color:var(--text); margin:0; padding:16px; }
    .container, .seo-content { width:100%; max-width:480px; margin-inline:auto; }
    .site-nav { position:sticky; top:12px; z-index:10; display:flex; align-items:center; width:100%; max-width:480px; margin:0 auto 12px; padding:7px 8px; border:1px solid rgba(203,213,225,.9); border-radius:12px; background:rgba(255,255,255,.94); box-shadow:0 4px 12px rgba(15,23,42,.06); backdrop-filter:blur(10px); }
    .brand-link { display:flex; flex:0 0 auto; align-items:center; margin-right:4px; }
    .brand-logo { display:block; width:58px; height:auto; }
    .nav-links { display:flex; flex:1; align-items:center; justify-content:flex-end; gap:2px; min-width:0; }
    .nav-links a { display:inline-flex; align-items:center; justify-content:center; min-height:38px; padding:7px 8px; border-radius:8px; color:#475569; font-size:12px; font-weight:700; text-decoration:none; white-space:nowrap; }
    .nav-links a:hover, .nav-links a:focus-visible { background:#e0f2fe; color:#0369a1; outline:none; }
    .nav-links a:focus-visible { box-shadow:0 0 0 3px rgba(14,165,233,.3); }
    .container { background:var(--card); padding:24px; border-radius:16px; box-shadow:0 4px 12px rgba(0,0,0,.05); }
    h1 { font-size:22px; margin:0 0 4px; text-align:center; color:#1e293b; }
    .subtitle { font-size:13px; text-align:center; color:var(--muted); margin:0 0 20px; font-weight:500; }
    .form-group { margin-bottom:16px; }
    .row { display:flex; gap:12px; }
    .row .form-group { flex:1; min-width:0; }
    label, .group-label { display:block; margin-bottom:6px; font-weight:600; font-size:14px; color:#475569; }
    input, select { width:100%; padding:12px; border:1px solid #cbd5e1; border-radius:8px; font:inherit; font-size:16px; background:#fff; }
    input:focus, select:focus, button:focus-visible { outline:3px solid rgba(2,132,199,.28); outline-offset:2px; }
    .preset-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:8px; margin-bottom:16px; }
    .btn-preset { background:#f1f5f9; color:#334155; border:1px solid #cbd5e1; padding:10px 6px; font-size:12px; font-weight:600; border-radius:6px; cursor:pointer; transition:.2s; text-align:center; }
    .btn-preset:hover { background:#e2e8f0; border-color:#94a3b8; }
    .btn-main { width:100%; background:var(--primary); color:#fff; border:0; padding:14px; font:inherit; font-size:16px; font-weight:600; border-radius:8px; cursor:pointer; margin-top:2px; transition:background .2s; }
    .btn-main:hover { background:#0369a1; }
    .form-error { min-height:20px; margin:10px 0 0; color:var(--danger); font-size:13px; font-weight:600; }
    .result-box { margin-top:20px; padding:20px; background:#f1f5f9; border-radius:8px; text-align:center; display:none; border-left:4px solid var(--primary); }
    .bac-display { font-size:38px; font-weight:800; color:var(--text); margin:8px 0; }
    .stats-box { font-size:13px; color:var(--muted); margin-bottom:10px; background:#e2e8f0; padding:6px; border-radius:4px; }
    .driving-note { margin:12px 0 0; font-size:13px; font-weight:600; color:#7c2d12; }
    .result-share { display:inline-flex; align-items:center; justify-content:center; gap:7px; min-height:40px; margin-top:14px; padding:9px 13px; border:1px solid #7dd3fc; border-radius:8px; background:#fff; color:#0369a1; font:inherit; font-size:13px; font-weight:800; cursor:pointer; }
    .result-share:hover { background:#e0f2fe; }
    .result-share svg { width:17px; height:17px; fill:none; stroke:currentColor; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
    .result-share-status { min-height:18px; margin:8px 0 0; color:#0369a1; font-size:12px; font-weight:600; }
    .timeline-title { font-weight:700; margin-top:25px; text-align:left; font-size:15px; color:#1e293b; }
    .timeline { position:relative; margin:16px 0 0; padding-left:26px; text-align:left; }
    .timeline::before { content:""; position:absolute; left:7px; top:8px; bottom:8px; width:2px; background:#bae6fd; }
    .timeline-item { position:relative; margin-bottom:13px; padding:10px 12px; background:#fff; border:1px solid #e2e8f0; border-radius:7px; font-size:13px; color:#475569; }
    .timeline-item::before { content:""; position:absolute; width:10px; height:10px; border-radius:50%; background:var(--primary); left:-25px; top:14px; box-shadow:0 0 0 3px #e0f2fe; }
    .timeline-item strong { color:#1e293b; }
    .warning { color:#b91c1c; font-weight:700; }
    .badge { display:inline-block; margin-left:6px; padding:2px 6px; border-radius:999px; color:#fff; font-size:10px; font-weight:700; vertical-align:middle; }
    .badge-danger { background:var(--danger); }
    .badge-success { background:var(--success); }
    .coffee-card { margin:25px 0; padding:18px; border:1px solid #fed7aa; border-radius:10px; background:#fff7ed; text-align:center; }
    .coffee-card h2 { margin:0 0 6px; color:#9a3412; font-size:17px; }
    .coffee-card p { margin:0 0 14px; color:#7c2d12; font-size:13px; line-height:1.45; }
    .coffee-actions { display:flex; flex-wrap:wrap; justify-content:center; gap:10px; margin:14px 0; }
    .momo-qr { display:block; width:100%; max-width:220px; margin:14px auto; border-radius:8px; background:#fff; }
    .momo-label { font-size:12px !important; color:#9a3412 !important; }
    .btn-donate, .btn-qr, .btn-googlepay { display:inline-flex; justify-content:center; align-items:center; min-height:44px; padding:11px 16px; border:0; border-radius:8px; font:inherit; font-size:15px; font-weight:700; cursor:pointer; text-decoration:none; transition:.2s; }
    .btn-donate { background:#f59e0b; color:#1f2937; }
    .btn-donate:hover { background:#d97706; transform:translateY(-1px); }
    .btn-qr { background:#fff; color:#9a3412; border:1px solid #fdba74; }
    .btn-qr:hover { background:#ffedd5; transform:translateY(-1px); }
    .paystack-card { margin:16px 0; padding:16px; border:1px solid #bae6fd; border-radius:9px; background:#f0f9ff; text-align:left; }
    .paystack-card h3 { margin:0 0 6px; color:#075985; font-size:15px; }
    .paystack-card p { margin:0 0 12px; color:#0c4a6e; font-size:12px; }
    .paystack-fields { align-items:flex-start; }
    .paystack-fields .form-group { margin-bottom:10px; }
    .paystack-fields label { font-size:12px; color:#075985; }
    .paystack-fields input { padding:10px; font-size:14px; }
    .btn-paystack { width:100%; min-height:44px; padding:11px 16px; border:0; border-radius:8px; background:#0f766e; color:#fff; font:inherit; font-size:15px; font-weight:800; cursor:pointer; }
    .btn-paystack:hover:not(:disabled) { background:#115e59; transform:translateY(-1px); }
    .btn-paystack:disabled { cursor:not-allowed; opacity:.65; }
    .paystack-status { min-height:18px; margin:10px 0 0 !important; color:#075985 !important; font-size:12px !important; font-weight:600; }
    .momo-widget-card { margin:16px 0; padding:16px; border:1px solid #fde68a; border-radius:9px; background:#fffbeb; text-align:left; }
    .momo-widget-card h3 { margin:0 0 6px; color:#92400e; font-size:15px; }
    .momo-widget-card p { margin:0 0 12px; color:#78350f; font-size:12px; }
    .momo-widget-amount { max-width:180px; margin-bottom:10px; }
    .momo-widget-amount label { font-size:12px; color:#92400e; }
    .momo-widget-amount input { padding:10px; font-size:14px; }
    .btn-momo { width:100%; min-height:44px; padding:11px 16px; border:0; border-radius:8px; background:#f59e0b; color:#1f2937; font:inherit; font-size:15px; font-weight:800; cursor:pointer; }
    .btn-momo:hover:not(:disabled) { background:#d97706; transform:translateY(-1px); }
    .btn-momo:disabled { cursor:not-allowed; opacity:.65; }
    .momo-widget-mount { display:flex; justify-content:center; min-height:0; margin-top:12px; }
    .momo-widget-status { min-height:18px; margin:10px 0 0 !important; color:#92400e !important; font-size:12px !important; font-weight:600; }
    .supporter-form { margin-top:18px; padding-top:16px; border-top:1px solid #fed7aa; text-align:left; }
    .supporter-form h3 { margin:0 0 5px; color:#9a3412; font-size:15px; }
    .supporter-form p { margin:0 0 12px; font-size:12px; }
    .supporter-form input { margin-bottom:10px; }
    .supporter-consent { display:flex; align-items:flex-start; gap:8px; margin:12px 0; font-size:12px; line-height:1.4; color:#475569; }
    .supporter-consent input { width:auto; margin:2px 0 0; accent-color:#0284c7; }
    .supporter-submit { width:100%; min-height:42px; padding:10px 14px; border:0; border-radius:7px; background:#0284c7; color:#fff; font:inherit; font-size:14px; font-weight:800; cursor:pointer; }
    .supporter-submit:hover { background:#0369a1; }
    .supporter-status { min-height:18px; margin:10px 0 0 !important; font-size:12px !important; font-weight:600; color:#166534 !important; }
    .ad-space { margin:25px 0; background:#f8fafc; text-align:center; padding:15px; font-size:12px; color:#94a3b8; border:2px dashed #cbd5e1; border-radius:8px; }
    .seo-content { width:100%; max-width:480px; margin-top:30px; font-size:14px; color:#475569; line-height:1.6; }
    .seo-content h2 { font-size:16px; color:#1e293b; margin-top:20px; }
    .disclaimer { font-size:11px; color:#64748b; margin-top:20px; text-align:center; }
    .policy-content { width:100%; max-width:480px; margin:30px auto 0; padding:22px 24px; border:1px solid #e2e8f0; border-radius:12px; background:#fff; color:#475569; font-size:14px; line-height:1.6; }
    .policy-content h2 { margin:0 0 10px; color:#1e293b; font-size:21px; }
    .policy-content h3 { margin:22px 0 6px; color:#1e293b; font-size:16px; }
    .policy-content p { margin:0 0 12px; }
    .policy-content a, .site-footer a { color:#0369a1; font-weight:700; }
    .policy-kicker { margin-bottom:4px !important; color:#64748b; font-size:12px; font-weight:800; text-transform:uppercase; letter-spacing:.04em; }
    .policy-note { margin-top:18px !important; padding-top:14px; border-top:1px solid #e2e8f0; font-size:12px; }
    .site-footer { display:flex; justify-content:center; gap:8px; width:100%; max-width:480px; margin:20px auto 32px; color:#64748b; font-size:12px; }
    @media (max-width:520px) { .site-nav { top:8px; } .brand-logo { width:50px; } .nav-links { gap:0; overflow-x:auto; scrollbar-width:none; } .nav-links::-webkit-scrollbar { display:none; } .nav-links a { min-height:36px; padding:6px 6px; font-size:11px; } }
    @media (max-width:360px) { .site-nav { padding:5px 6px; } .brand-logo { width:44px; } .nav-links a { min-height:34px; padding:5px; font-size:10px; } .row { gap:8px; } .container { padding:18px; } .preset-grid { grid-template-columns:1fr; } .timeline-item { align-items:flex-start; } }