:root {
    --bg: #0a1628;
    --bg-2: #0f1d35;
    --bg-3: #132244;
    --gold: #c9a84c;
    --gold-hover: #ddbc5e;
    --gold-dim: #8a7a3a;
    --gold-bg: rgba(201, 168, 76, 0.08);
    --text: #e8e6e3;
    --text-dim: #8b8f9a;
    --border: #1e3254;
    --border-light: #243b5e;
    --danger: #c94c4c;
    --danger-bg: rgba(201, 76, 76, 0.1);
    --success: #4cc96a;
    --success-bg: rgba(76, 201, 106, 0.1);
    --radius: 8px;
    --radius-sm: 6px;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-serif: Georgia, 'Times New Roman', serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: normal;
    letter-spacing: 0.5px;
}
h1 { font-size: 24px; color: var(--gold); }
h2 { font-size: 18px; }
h3 { font-size: 14px; color: var(--gold); letter-spacing: 1px; text-transform: uppercase; margin: 24px 0 12px; }

a { color: var(--gold); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--gold-hover); }

code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 12px;
    color: var(--gold-dim);
    background: var(--bg);
    padding: 2px 6px;
    border-radius: 4px;
}

/* Nav */
nav {
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    padding: 0 32px;
    display: flex;
    align-items: center;
    height: 56px;
    gap: 32px;
}
nav .brand {
    font-family: var(--font-serif);
    color: var(--gold);
    font-size: 16px;
    letter-spacing: 4px;
    flex-shrink: 0;
}
nav .brand:hover { color: var(--gold-hover); }
nav .nav-links {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 20px;
}
nav .nav-links a {
    color: var(--text-dim);
    font-size: 12px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
nav .nav-links a:hover,
nav .nav-links a.active { color: var(--gold); }
nav .nav-user {
    color: var(--gold-dim);
    font-size: 12px;
    padding: 0 8px;
}

/* Main */
main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 32px;
}

/* Page header */
.page-header {
    margin-bottom: 32px;
}
.page-header h1 {
    font-size: 28px;
    margin-bottom: 4px;
}
.page-subtitle {
    color: var(--text-dim);
    font-size: 13px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 13px;
}
.alert-error {
    background: var(--danger-bg);
    border: 1px solid rgba(201, 76, 76, 0.2);
    color: #e08888;
}
.alert-success {
    background: var(--success-bg);
    border: 1px solid rgba(76, 201, 106, 0.2);
    color: #88e0a0;
}

/* Cards */
.card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
}
.card-form { max-width: 640px; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--gold);
    background: transparent;
    color: var(--gold);
    cursor: pointer;
    font-size: 13px;
    font-family: var(--font);
    letter-spacing: 0.3px;
    transition: all 0.2s;
    text-transform: uppercase;
}
.btn:hover { background: var(--gold); color: var(--bg); }
.btn-primary { background: var(--gold); color: var(--bg); font-weight: 600; }
.btn-primary:hover { background: var(--gold-hover); }
.btn-danger { border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-full { width: 100%; justify-content: center; }
.btn-small { padding: 6px 14px; font-size: 11px; }
.btn-tiny { padding: 4px 10px; font-size: 10px; border-radius: 4px; }

/* Forms */
.form-group { margin-bottom: 18px; }
.form-group label {
    display: block;
    font-size: 10px;
    color: var(--gold);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 6px;
}
input[type="text"],
input[type="password"],
input[type="date"] {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 14px;
    font-family: var(--font);
    transition: border-color 0.2s;
}
input:focus {
    outline: none;
    border-color: var(--gold);
}
input::placeholder { color: var(--text-dim); }
input[type="date"] { color-scheme: dark; }

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form-confirm {
    margin: 24px 0 20px;
    padding: 14px 16px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}
.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 12px;
    color: var(--text-dim);
}
.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--gold);
    flex-shrink: 0;
    margin-top: 1px;
    cursor: pointer;
}

.form-actions { margin-top: 24px; }

/* Stats */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 36px;
}
.stat-card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
}
.stat-value {
    font-family: var(--font-serif);
    font-size: 36px;
    color: var(--gold);
    margin-bottom: 4px;
}
.stat-label {
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.stat-valid { color: var(--success); }

/* Action grid */
.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}
.action-card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    display: block;
    transition: border-color 0.2s, transform 0.15s;
}
.action-card:hover {
    border-color: var(--gold);
    transform: translateY(-2px);
}
.action-icon { font-size: 28px; display: block; margin-bottom: 12px; }
.action-title { font-family: var(--font-serif); font-size: 16px; color: var(--gold); margin-bottom: 4px; }
.action-desc { font-size: 12px; color: var(--text-dim); }

/* ID Grid */
.id-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.id-card-link { text-decoration: none; transition: transform 0.15s; }
.id-card-link:hover { transform: translateY(-2px); }
.id-card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    transition: border-color 0.2s;
}
.id-card-link:hover .id-card { border-color: var(--gold); }
.id-card-name {
    font-family: var(--font-serif);
    font-size: 18px;
    color: var(--text);
    margin-bottom: 4px;
}
.id-card-number { font-size: 12px; color: var(--gold); margin-bottom: 8px; font-family: monospace; }
.id-card-meta { font-size: 11px; color: var(--text-dim); margin-bottom: 12px; }
.id-card-badge {
    display: inline-block;
    font-size: 10px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 4px;
    font-weight: 600;
}
.badge-valid { background: var(--success-bg); color: #88e0a0; }
.badge-invalid { background: var(--danger-bg); color: #e08888; }

/* Detail layout */
.detail-layout { display: grid; grid-template-columns: 1fr 380px; gap: 28px; }
.detail-svg { background: var(--bg-2); border-radius: var(--radius); padding: 20px; display: flex; justify-content: center; }
.detail-info { min-width: 0; }

/* Verify tabs */
.verify-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 16px;
}
.verify-tab {
    padding: 10px 20px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-bottom: none;
    color: var(--text-dim);
    cursor: pointer;
    font-size: 12px;
    font-family: var(--font);
    letter-spacing: 0.3px;
    text-transform: uppercase;
    transition: all 0.2s;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.verify-tab:hover { color: var(--gold); }
.verify-tab.active {
    background: var(--bg-3);
    color: var(--gold);
    border-color: var(--gold);
    border-bottom-color: var(--bg-3);
}
.verify-tab-content { border-radius: 0 var(--radius) var(--radius) var(--radius); }

/* Verify result */
.verify-result {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 13px;
    font-weight: 600;
}
.verify-pass { background: var(--success-bg); border: 1px solid rgba(76, 201, 106, 0.2); color: #88e0a0; }
.verify-fail { background: var(--danger-bg); border: 1px solid rgba(201, 76, 76, 0.2); color: #e08888; }
.verify-icon { font-size: 18px; }

.verify-result-full {
    margin-top: 24px;
    padding: 32px;
    text-align: center;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}
.verify-icon-large { font-size: 48px; margin-bottom: 12px; }
.verify-ok { color: var(--success); }
.verify-bad { color: var(--danger); }
.verify-result-full h3 { margin: 0 0 8px; }
.verify-result-full p { font-size: 14px; color: var(--text-dim); max-width: 480px; margin: 0 auto; }
.verify-meta { margin-top: 16px; font-size: 11px !important; color: var(--text-dim) !important; }
.verify-status { font-size: 12px; margin-left: 12px; }

/* Data list */
dl.data-list { margin: 0; }
.data-list dt {
    font-size: 9px;
    color: var(--gold);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-top: 14px;
}
.data-list dd {
    font-size: 13px;
    color: var(--text);
    margin-left: 0;
}
.data-list dd.mono {
    font-family: monospace;
    font-size: 11px;
    color: var(--text-dim);
    word-break: break-all;
}

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
    text-align: left;
    padding: 12px 14px;
    color: var(--gold);
    font-size: 10px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border);
}
td {
    padding: 12px 14px;
    border-bottom: 1px solid rgba(30, 50, 84, 0.5);
}
td:last-child, th:last-child { text-align: right; }
.text-dim { color: var(--text-dim); font-size: 12px; }
.table-actions { display: flex; gap: 8px; justify-content: flex-end; }
.inline-form { display: inline; }

/* Permission items */
.permission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.permission-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--bg-2);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    cursor: pointer;
    font-size: 13px;
    transition: border-color 0.2s;
}
.permission-item:hover { border-color: var(--gold-dim); }
.permission-item input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--gold); cursor: pointer; }

.perm-bits { display: flex; flex-wrap: wrap; gap: 4px; }
.perm-bit {
    font-size: 9px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: 3px;
    background: var(--gold-bg);
    color: var(--gold-dim);
    border: 1px solid rgba(201, 168, 76, 0.15);
}
.perm-admin { background: rgba(201, 168, 76, 0.18); color: var(--gold); border-color: rgba(201, 168, 76, 0.3); }

/* Auth pages */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 40px;
}
.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px 36px;
}
.auth-header {
    text-align: center;
    margin-bottom: 32px;
}
.auth-header h1 {
    font-size: 28px;
    color: var(--gold);
    letter-spacing: 6px;
    margin-bottom: 4px;
}
.auth-emblem {
    font-size: 36px;
    color: var(--gold);
    display: block;
    margin-bottom: 12px;
}
.auth-subtitle {
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 3px;
    text-transform: uppercase;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-dim);
}
.empty-state p { margin-bottom: 20px; }

/* Back link */
.back-link { font-size: 12px; color: var(--text-dim); }
.back-link:hover { color: var(--gold); }

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}
.modal-card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    max-width: 420px;
    width: 100%;
}
.modal-card h2 {
    color: var(--danger);
    font-family: var(--font-serif);
    margin-bottom: 12px;
}
.modal-warn {
    font-size: 13px;
    color: #e08888;
    margin-bottom: 16px;
    padding: 10px 14px;
    background: var(--danger-bg);
    border: 1px solid rgba(201, 76, 76, 0.2);
    border-radius: var(--radius-sm);
}
.modal-card p {
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 12px;
}
.modal-card p strong {
    color: var(--gold);
    font-family: monospace;
    font-size: 13px;
    user-select: none;
}
.modal-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 14px;
    font-family: monospace;
    letter-spacing: 1px;
    margin-bottom: 20px;
    transition: border-color 0.2s;
}
.modal-input:focus {
    outline: none;
    border-color: var(--danger);
}
.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* Responsive */
@media (max-width: 760px) {
    nav { padding: 0 16px; gap: 16px; }
    nav .nav-links { gap: 12px; }
    main { padding: 24px 16px; }
    .stat-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .detail-layout { grid-template-columns: 1fr; }
    .permission-grid { grid-template-columns: 1fr; }
    .id-grid { grid-template-columns: 1fr; }
}

@media (max-width: 500px) {
    nav { flex-wrap: wrap; height: auto; padding: 12px 16px; }
    nav .nav-links {
        margin-left: 0;
        flex-wrap: wrap;
        width: 100%;
        justify-content: flex-start;
        gap: 10px;
        padding-top: 8px;
    }
}