:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --dark: #0f172a;
    --muted: #64748b;
    --line: #e2e8f0;
    --soft: #f8fafc;
    --white: #ffffff;
    --radius: 20px;
    --shadow: 0 20px 55px rgba(15, 23, 42, 0.10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
    color: var(--dark);
    background: var(--soft);
    line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.88);
    border-bottom: 1px solid rgba(226,232,240,.8);
    backdrop-filter: blur(14px);
}
.nav-wrap { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -0.03em; }
.brand-mark {
    width: 38px; height: 38px; border-radius: 12px;
    display: grid; place-items: center; color: #fff;
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    box-shadow: 0 12px 28px rgba(37,99,235,.28);
}
.nav-menu { display: flex; align-items: center; gap: 18px; font-weight: 650; color: #334155; }
.nav-menu a:hover { color: var(--primary); }
.nav-toggle { display: none; border: 0; background: var(--dark); color: #fff; border-radius: 12px; padding: 10px 13px; font-size: 18px; }

.hero {
    position: relative;
    overflow: hidden;
    padding: 86px 0 72px;
    background:
        radial-gradient(circle at top left, rgba(37,99,235,.16), transparent 34%),
        radial-gradient(circle at 85% 20%, rgba(16,185,129,.16), transparent 30%),
        linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 42px; align-items: center; }
.eyebrow { display: inline-flex; gap: 8px; align-items: center; padding: 8px 13px; background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; border-radius: 999px; font-weight: 750; font-size: 14px; }
.hero h1 { margin: 18px 0 14px; font-size: clamp(36px, 5vw, 62px); line-height: 1.02; letter-spacing: -0.06em; }
.hero p { font-size: 18px; color: var(--muted); margin: 0 0 26px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 28px;
    padding: 28px;
    box-shadow: var(--shadow);
}
.hero-card .mini-stat { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 20px; }
.stat-pill { padding: 14px; border-radius: 16px; background: #f8fafc; border: 1px solid var(--line); text-align: center; }
.stat-pill strong { display:block; font-size: 24px; }

.section { padding: 72px 0; }
.section.alt { background: #fff; }
.section-head { max-width: 760px; margin-bottom: 28px; }
.section-head h2 { margin: 0 0 10px; font-size: clamp(28px, 4vw, 42px); letter-spacing: -0.04em; }
.section-head p { margin: 0; color: var(--muted); }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: 0 12px 34px rgba(15,23,42,.06);
}
.card h3 { margin: 0 0 8px; font-size: 22px; }
.card p { color: var(--muted); margin: 0; }
.icon-box { width: 48px; height: 48px; display:grid; place-items:center; border-radius: 16px; background:#eff6ff; color: var(--primary); font-size: 24px; margin-bottom: 16px; }

.timeline { position: relative; display: grid; gap: 14px; }
.timeline-item { display: grid; grid-template-columns: 140px 1fr; gap: 18px; align-items: start; }
.timeline-date { font-weight: 800; color: var(--primary); }
.timeline-content { border-left: 3px solid var(--primary); padding-left: 18px; }
.timeline-content h3 { margin: 0 0 5px; }
.timeline-content p { margin: 0; color: var(--muted); }

.faq details { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px; margin-bottom: 12px; }
.faq summary { cursor: pointer; font-weight: 800; }
.faq p { color: var(--muted); margin-bottom: 0; }

.form-page { padding: 62px 0; }
.form-card { max-width: 760px; margin: 0 auto; }
.form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.form-group { margin-bottom: 16px; }
label { display:block; font-weight: 800; margin-bottom: 7px; }
input, select, textarea {
    width: 100%;
    padding: 13px 14px;
    border: 1px solid #cbd5e1;
    border-radius: 14px;
    background: #fff;
    color: var(--dark);
    font: inherit;
    outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(37,99,235,.12); }
.checkbox-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.check-card { border:1px solid var(--line); border-radius: 16px; padding: 14px; display:flex; gap:10px; align-items:flex-start; background:#fff; }
.check-card input { width:auto; margin-top:6px; }
.check-card strong { display:block; }
.check-card span { color:var(--muted); font-size: 13px; }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    border: 0;
    border-radius: 14px;
    padding: 12px 18px;
    background: var(--primary);
    color: #fff;
    font-weight: 850;
    cursor: pointer;
    box-shadow: 0 12px 24px rgba(37,99,235,.22);
}
.btn:hover { background: var(--primary-dark); color:#fff; }
.btn-sm { padding: 9px 13px; font-size: 14px; }
.btn-lg { padding: 16px 22px; font-size: 17px; border-radius: 18px; }
.btn-block { width: 100%; }
.btn-outline { background: #fff; color: var(--primary); border: 1px solid #bfdbfe; box-shadow: none; }
.btn-outline:hover { background:#eff6ff; color:var(--primary-dark); }
.btn-secondary { background: var(--secondary); box-shadow: 0 12px 24px rgba(16,185,129,.20); }
.btn-danger { background: var(--danger); box-shadow: 0 12px 24px rgba(239,68,68,.20); }

.alert { padding: 14px 16px; border-radius: 14px; margin: 0 0 18px; border:1px solid; font-weight: 700; }
.alert-success { background:#ecfdf5; color:#047857; border-color:#a7f3d0; }
.alert-danger { background:#fef2f2; color:#b91c1c; border-color:#fecaca; }
.alert-warning { background:#fffbeb; color:#b45309; border-color:#fde68a; }
.alert-info { background:#eff6ff; color:#1d4ed8; border-color:#bfdbfe; }

.dashboard { padding: 42px 0 70px; }
.dashboard-head { display:flex; justify-content:space-between; gap:16px; align-items:flex-start; margin-bottom:22px; }
.dashboard-head h1 { margin:0 0 5px; letter-spacing:-.04em; }
.dashboard-head p { margin:0; color:var(--muted); }
.table-wrap { overflow-x:auto; border:1px solid var(--line); border-radius:18px; background:#fff; }
table { width:100%; border-collapse:collapse; }
th, td { padding: 14px 16px; border-bottom:1px solid var(--line); text-align:left; vertical-align:middle; }
th { background:#f8fafc; font-size:13px; text-transform:uppercase; letter-spacing:.04em; color:#475569; }
tr:last-child td { border-bottom:0; }
.badge { display:inline-flex; align-items:center; border-radius:999px; padding:6px 10px; font-weight:800; font-size:12px; background:#ecfdf5; color:#047857; }
.badge-blue { background:#eff6ff; color:#1d4ed8; }
.badge-orange { background:#fff7ed; color:#c2410c; }

.modal { position: fixed; inset:0; z-index:100; display:none; place-items:center; background:rgba(15,23,42,.55); padding:20px; }
.modal.show { display:grid; }
.modal-card { width:min(460px,100%); background:#fff; border-radius:24px; padding:24px; box-shadow: var(--shadow); text-align:center; }
.modal-card h3 { margin:0 0 8px; }
.qr-center { width:260px; height:260px; margin: 18px auto; border:1px solid var(--line); border-radius:18px; padding:10px; background:#fff; }
.qr-center img { width:100%; height:100%; object-fit:contain; }

.scan-shell { min-height: calc(100vh - 74px); padding: 32px 0 70px; background: #020617; color:#fff; }
.scan-panel { max-width: 620px; margin: 0 auto; text-align:center; }
.scan-panel h1 { margin: 0 0 8px; }
.scan-panel p { color:#cbd5e1; }
#reader { width: min(100%, 460px); min-height: 340px; margin: 22px auto; border: 2px dashed rgba(255,255,255,.35); border-radius: 24px; overflow:hidden; background:#111827; }
.scan-feedback { display:none; margin:16px auto; max-width: 460px; padding: 14px; border-radius: 16px; font-weight: 900; }
.scan-feedback.show { display:block; }
.scan-success { background:#064e3b; color:#d1fae5; }
.scan-error { background:#7f1d1d; color:#fee2e2; }
.history-list { text-align:left; display:grid; gap:10px; margin-top:18px; }
.history-item { background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.12); border-radius:14px; padding:12px; }

.admin-login { min-height: calc(100vh - 74px); display:grid; place-items:center; padding: 40px 0; }
.stats-grid { display:grid; grid-template-columns: repeat(4,1fr); gap:16px; margin-bottom:22px; }
.stat-card { background:#fff; border:1px solid var(--line); border-radius:18px; padding:18px; }
.stat-card span { color:var(--muted); font-weight:700; }
.stat-card strong { display:block; font-size:32px; letter-spacing:-.05em; margin-top:3px; }
.booth-grid { display:grid; grid-template-columns: repeat(3,1fr); gap:16px; }
.booth-qr { text-align:center; }
.booth-qr img { margin:12px auto; width:190px; height:190px; }
.site-footer { background:#0f172a; color:#cbd5e1; padding:32px 0; }
.footer-grid { display:flex; justify-content:space-between; gap:20px; align-items:center; }
.footer-grid p { margin:6px 0 0; color:#94a3b8; }

@media print {
    .site-header, .site-footer, .btn, .dashboard-head, .manual-card { display:none !important; }
    body { background:#fff; }
    .card { box-shadow:none; border:1px solid #222; page-break-inside:avoid; }
    .booth-grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 860px) {
    .nav-toggle { display:block; }
    .nav-menu { display:none; position:absolute; top:74px; left:16px; right:16px; padding:16px; flex-direction:column; align-items:stretch; background:#fff; border:1px solid var(--line); border-radius:20px; box-shadow:var(--shadow); }
    .nav-menu.show { display:flex; }
    .hero-grid, .grid-3, .grid-2, .form-grid, .stats-grid, .booth-grid { grid-template-columns: 1fr; }
    .checkbox-grid { grid-template-columns: 1fr; }
    .timeline-item { grid-template-columns: 1fr; }
    .dashboard-head, .footer-grid { flex-direction:column; align-items:flex-start; }
    .hero { padding-top: 54px; }
}