:root{
    --bg:#f3f4f6;
    --card:#ffffff;
    --text:#1f2937;
    --muted:#6b7280;
    --line:#e5e7eb;
    --accent:#1f4f8a;
    --accent-dark:#173d6a;
    --success:#166534;
    --success-bg:#dcfce7;
    --error:#991b1b;
    --error-bg:#fee2e2;
    --warning:#92400e;
    --warning-bg:#fef3c7;
    --info:#1e40af;
    --info-bg:#dbeafe;
    --shadow:0 10px 30px rgba(17,24,39,.07);
    --radius:14px;
}
*{box-sizing:border-box}
html{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}
body{margin:0;min-height:100vh;background:var(--bg)}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.topbar-inner{max-width:1100px;margin:0 auto;padding:16px 20px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.brand{font-weight:800;color:var(--text);letter-spacing:-.02em}.brand:hover{text-decoration:none}
.nav{display:flex;gap:18px;align-items:center;font-size:14px}.nav a{color:var(--muted)}
.container{max-width:1100px;margin:0 auto;padding:34px 20px 60px}.narrow{max-width:650px}.narrow-card{max-width:560px;margin:0 auto}
.card{background:var(--card);border:1px solid rgba(229,231,235,.9);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;margin-bottom:24px}
.hero{padding:50px}.hero h1{font-size:clamp(34px,6vw,56px);line-height:1.02;max-width:760px;margin:10px 0 16px;letter-spacing:-.04em}.lead{font-size:19px;color:var(--muted);max-width:650px}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.14em;color:var(--accent);font-weight:800}.brand-large{font-weight:800;font-size:20px;margin-bottom:12px}
h1,h2{letter-spacing:-.025em}h1{margin:0 0 12px;font-size:32px}h2{margin:0 0 18px;font-size:20px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:10px;background:var(--accent);color:#fff;font-weight:700;padding:11px 16px;cursor:pointer;text-decoration:none;box-shadow:0 2px 0 rgba(0,0,0,.05)}.button:hover{background:var(--accent-dark);text-decoration:none}.button.secondary{background:#fff;color:var(--accent);border:1px solid var(--line)}.button.secondary:hover{background:#f8fafc}.button.small{padding:8px 12px;font-size:13px}
form{display:grid;gap:16px}label{display:grid;gap:7px;font-weight:700;font-size:14px}input,select{width:100%;padding:11px 12px;border:1px solid #d1d5db;border-radius:10px;background:#fff;font:inherit;color:var(--text)}input:focus,select:focus{outline:3px solid rgba(31,79,138,.12);border-color:var(--accent)}input[type=file]{padding:9px}.muted,small{color:var(--muted);font-weight:400}.form-footer{margin-top:18px;color:var(--muted);font-size:14px}
.alert{padding:14px 16px;border-radius:10px;margin-bottom:20px;border:1px solid transparent}.alert.success{color:var(--success);background:var(--success-bg);border-color:#bbf7d0}.alert.error{color:var(--error);background:var(--error-bg);border-color:#fecaca}.alert ul{margin:0;padding-left:18px}
.notice{padding:14px 16px;border-radius:10px;background:#f8fafc;border:1px solid var(--line);margin:14px 0 20px;color:#475569}.notice code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.page-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:20px}.admin-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:24px;margin-bottom:24px}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:16px}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:700px}th,td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;font-size:14px}th{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:#fafafa}tbody tr:last-child td{border-bottom:0}.actions-cell{text-align:right}.small-text{font-size:12px}
.badge{display:inline-flex;padding:6px 9px;border-radius:999px;font-size:12px;font-weight:800}.status-pending{background:var(--warning-bg);color:var(--warning)}.status-sent{background:var(--info-bg);color:var(--info)}.status-accepted{background:var(--success-bg);color:var(--success)}.status-rejected{background:var(--error-bg);color:var(--error)}
.empty-state{padding:28px 10px;text-align:center}.empty-state h2{margin-bottom:8px}.empty-state p{color:var(--muted)}
.footer{max-width:1100px;margin:0 auto;padding:0 20px 30px;text-align:center;color:var(--muted);font-size:12px}.notice + form{margin-top:8px}
@media (max-width:800px){.admin-grid{grid-template-columns:1fr}.hero{padding:32px}.page-heading{align-items:flex-start;gap:12px}.topbar-inner{flex-wrap:wrap}.nav{width:100%;justify-content:flex-end}}