:root {
    --silc-navy: #061d36;
    --silc-navy-2: #0a2a4f;
    --silc-gold: #c58b36;
    --silc-gold-soft: #f2c66d;
    --silc-cream: #fbf7ef;
    --silc-border: #eadfce;
    --silc-text: #102033;
    --silc-muted: #667085;
    --silc-white: #ffffff;
    --silc-danger: #c0392b;
    --silc-green: #1f9d55;
    --silc-blue-soft: #e8f1ff;
    --silc-yellow-soft: #fff5dd;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Inter, Arial, sans-serif;
    background: var(--silc-cream);
    color: var(--silc-text);
}

a { color: inherit; }

.page { min-height: 100vh; }

.header {
    height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 7vw;
    background: rgba(255,255,255,.86);
    border-bottom: 1px solid var(--silc-border);
}

.logo {
    font-weight: 900;
    letter-spacing: .04em;
    color: var(--silc-navy);
    font-size: 28px;
}

.nav {
    display: flex;
    gap: 28px;
    align-items: center;
    font-size: 14px;
}

.nav a {
    color: var(--silc-navy);
    text-decoration: none;
}

.btn, .mini-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--silc-navy);
    color: white;
    border: 1px solid var(--silc-navy);
    border-radius: 8px;
    padding: 13px 22px;
    text-decoration: none;
    font-weight: 800;
    font-size: 13px;
    box-shadow: 0 12px 28px rgba(6,29,54,.13);
    cursor: pointer;
}

.mini-button {
    padding: 8px 12px;
    font-size: 12px;
    box-shadow: none;
}

.btn-outline {
    background: transparent;
    color: var(--silc-navy);
}

.btn-danger {
    background: var(--silc-danger);
    border-color: var(--silc-danger);
}

.btn-full { width: 100%; }

.hero {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    min-height: 620px;
    border-bottom: 1px solid var(--silc-border);
}

.hero-content {
    padding: 90px 0 80px 7vw;
    max-width: 620px;
}

.eyebrow {
    color: var(--silc-gold);
    text-transform: uppercase;
    letter-spacing: .18em;
    font-weight: 800;
    margin: 0 0 14px;
    font-size: 12px;
}

h1 {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: clamp(56px, 7vw, 104px);
    line-height: .92;
    margin: 0 0 28px;
    color: var(--silc-navy);
    font-weight: 400;
}

.hero p {
    font-size: 18px;
    line-height: 1.7;
    max-width: 520px;
}

.hero-image {
    background:
        linear-gradient(90deg, var(--silc-cream) 0%, rgba(251,247,239,.18) 35%, rgba(6,29,54,.12) 100%),
        radial-gradient(circle at 60% 45%, rgba(197,139,54,.25), transparent 35%),
        linear-gradient(135deg, #f9ecd7, #cda35d 45%, #071c34);
    position: relative;
    overflow: hidden;
}

.hero-image:after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 72% 48%, rgba(255,255,255,.92) 0 3%, transparent 15%),
        linear-gradient(135deg, transparent, rgba(6,29,54,.32));
}

.cards {
    padding: 60px 7vw;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.card, .panel, .metric-card, .edition-banner {
    background: rgba(255,255,255,.78);
    border: 1px solid var(--silc-border);
    border-radius: 18px;
    box-shadow: 0 16px 36px rgba(6,29,54,.04);
}

.card { padding: 28px; }

.card h2,
.panel h2,
.edition-banner h2,
.registration-drawer h2 {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 30px;
    font-weight: 400;
    margin: 0 0 12px;
    color: var(--silc-navy);
}

.muted { color: var(--silc-muted); }

/* Auth */
.auth-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 40px 20px;
    background:
        radial-gradient(circle at 80% 15%, rgba(197,139,54,.16), transparent 30%),
        linear-gradient(135deg, #fbf7ef, #fff);
}

.auth-card {
    width: min(1020px, 100%);
    min-height: 620px;
    display: grid;
    grid-template-columns: .95fr 1.05fr;
    overflow: hidden;
    border-radius: 28px;
    border: 1px solid var(--silc-border);
    background: white;
    box-shadow: 0 30px 80px rgba(6,29,54,.14);
}

.auth-brand {
    background:
        radial-gradient(circle at 50% 25%, rgba(242,198,109,.18), transparent 28%),
        linear-gradient(180deg, #061d36, #092d55);
    color: white;
    padding: 64px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.auth-logo {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 76px;
    line-height: .9;
    margin-bottom: 24px;
}

.auth-logo span {
    font-size: 34px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--silc-gold-soft);
}

.auth-brand p {
    max-width: 380px;
    line-height: 1.8;
    color: rgba(255,255,255,.78);
}

.auth-form {
    padding: 64px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 18px;
}

.auth-form h1 {
    font-size: 48px;
    margin-bottom: 10px;
}

.auth-form label span,
.drawer-form label span,
.filter-grid label span,
.cancel-form label span {
    display: block;
    font-weight: 800;
    margin-bottom: 8px;
    font-size: 13px;
}

.auth-form input,
.topbar-actions select,
.drawer-form input,
.drawer-form select,
.drawer-form textarea,
.filter-grid input,
.filter-grid select,
.cancel-form textarea {
    width: 100%;
    min-height: 46px;
    border: 1px solid var(--silc-border);
    border-radius: 10px;
    padding: 0 14px;
    background: #fff;
    color: var(--silc-text);
    outline: none;
    font: inherit;
}

.drawer-form textarea,
.cancel-form textarea {
    min-height: 92px;
    resize: vertical;
    padding: 12px 14px;
}

.auth-help {
    border-radius: 14px;
    background: #fbf7ef;
    border: 1px solid var(--silc-border);
    padding: 16px;
    color: var(--silc-muted);
}

.alert {
    padding: 14px 16px;
    border-radius: 12px;
    font-weight: 700;
    margin-bottom: 18px;
}

.alert-error {
    color: #7a1d16;
    background: #fdecea;
    border: 1px solid #f5c2bd;
}

.alert-success {
    color: #0f5132;
    background: #e9f8ef;
    border: 1px solid #bce5cb;
}

/* Admin */
.admin-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 290px 1fr;
    background: #f8f4ec;
}

.admin-sidebar {
    background: linear-gradient(180deg, #061d36, #092f58);
    color: white;
    padding: 34px 24px;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.admin-brand { padding: 12px 10px 20px; }

.admin-mark {
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 54px;
    line-height: .85;
}

.admin-brand span {
    letter-spacing: .32em;
    text-transform: uppercase;
    color: var(--silc-gold-soft);
    font-size: 13px;
}

.admin-menu {
    display: grid;
    gap: 6px;
}

.admin-menu a {
    display: block;
    color: white;
    text-decoration: none;
    padding: 14px 16px;
    border-radius: 12px;
    opacity: .86;
}

.admin-menu a.active,
.admin-menu a:hover {
    background: rgba(255,255,255,.12);
    opacity: 1;
    box-shadow: inset 3px 0 0 var(--silc-gold);
}

.admin-user {
    margin-top: auto;
    border-top: 1px solid rgba(255,255,255,.14);
    padding-top: 22px;
    display: flex;
    gap: 12px;
    align-items: center;
}

.avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255,255,255,.3);
    background: rgba(255,255,255,.08);
    font-weight: 900;
}

.admin-user span {
    display: block;
    color: rgba(255,255,255,.68);
    font-size: 13px;
    margin-top: 2px;
}

.admin-content {
    padding: 34px;
    overflow-x: hidden;
}

.admin-topbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.admin-topbar h1 {
    font-size: 42px;
    margin-bottom: 8px;
}

.topbar-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.topbar-actions select { width: 180px; }

.edition-banner {
    padding: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.badge {
    display: inline-flex;
    border-radius: 999px;
    background: rgba(31,157,85,.12);
    color: var(--silc-green);
    padding: 6px 12px;
    font-weight: 900;
    font-size: 12px;
    margin-bottom: 12px;
}

.badge-warning {
    background: var(--silc-yellow-soft);
    color: #9a6500;
}

.deadline-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.deadline-grid div {
    min-width: 170px;
    border: 1px solid var(--silc-border);
    border-radius: 14px;
    padding: 16px;
    background: #fffaf2;
}

.deadline-grid span {
    color: var(--silc-muted);
    display: block;
    font-size: 12px;
    margin-bottom: 6px;
}

.deadline-grid strong { color: var(--silc-navy); }

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 24px;
}

.metric-grid.compact { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.metric-card { padding: 24px; }

.metric-card span {
    color: var(--silc-muted);
    font-weight: 700;
    display: block;
    margin-bottom: 10px;
}

.metric-card strong {
    color: var(--silc-navy);
    font-size: 32px;
    display: block;
    margin-bottom: 6px;
}

.metric-card small { color: var(--silc-muted); }

.dashboard-grid, .detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}

.panel { padding: 24px; }

.panel-header {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    margin-bottom: 18px;
}

.panel-header h2 { margin: 0; }

.status-list, .alert-list, .log-list, .refund-list {
    display: grid;
    gap: 12px;
}

.status-list div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 0;
    border-bottom: 1px solid var(--silc-border);
}

.status-list div:last-child { border-bottom: 0; }

.status-list span { color: var(--silc-muted); }

.status-list strong {
    font-size: 22px;
    color: var(--silc-navy);
}

.soft-alert,
.rule-box,
.refund-card {
    border: 1px solid var(--silc-border);
    background: #fffaf2;
    border-radius: 14px;
    padding: 16px;
}

.soft-alert strong,
.soft-alert span,
.rule-box strong,
.rule-box span,
.refund-card strong,
.refund-card span,
.log-list strong,
.log-list span {
    display: block;
}

.soft-alert span,
.rule-box span,
.refund-card span,
.log-list span {
    color: var(--silc-muted);
    margin-top: 6px;
    line-height: 1.5;
}

.table-wrap { overflow-x: auto; }

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    text-align: left;
    padding: 14px 12px;
    border-bottom: 1px solid var(--silc-border);
    white-space: nowrap;
    vertical-align: top;
}

th {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--silc-muted);
}

td small { color: var(--silc-muted); }

.empty {
    text-align: center;
    color: var(--silc-muted);
    padding: 32px;
}

/* Registrations */
.registration-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 420px;
    gap: 22px;
    align-items: start;
}

.registration-main { min-width: 0; }

.registration-drawer {
    position: sticky;
    top: 24px;
}

.drawer-form {
    background: white;
    border: 1px solid var(--silc-border);
    border-radius: 22px;
    padding: 24px;
    box-shadow: 0 20px 48px rgba(6,29,54,.08);
    display: grid;
    gap: 16px;
}

.drawer-form h3 {
    margin: 12px 0 0;
    color: var(--silc-navy);
}

.form-duo,
.form-trio,
.filter-grid {
    display: grid;
    gap: 12px;
}

.form-duo { grid-template-columns: 1fr 1fr; }

.form-trio { grid-template-columns: repeat(3, 1fr); }

.filter-grid {
    grid-template-columns: 2fr 1.2fr 1.2fr auto;
    align-items: end;
}

.pill {
    display: inline-flex;
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 12px;
    font-weight: 900;
    background: #eef2f6;
    color: var(--silc-text);
}

.pill-paid {
    background: #e9f8ef;
    color: #0f7a3b;
}

.pill-partial,
.pill-pending {
    background: #fff5dd;
    color: #9a6500;
}

.pill-not_started {
    background: #eef2f6;
    color: #536070;
}

.pill-overdue {
    background: #fdecea;
    color: #9d231b;
}

.mini-link {
    font-weight: 900;
    color: var(--silc-navy);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.info-grid div {
    border: 1px solid var(--silc-border);
    border-radius: 14px;
    padding: 14px;
    background: #fffaf2;
}

.info-grid span {
    display: block;
    color: var(--silc-muted);
    font-size: 12px;
    margin-bottom: 6px;
}

.info-grid strong {
    color: var(--silc-navy);
}

.cancel-form {
    display: grid;
    gap: 14px;
    margin-top: 16px;
}

@media (max-width: 1300px) {
    .registration-layout { grid-template-columns: 1fr; }

    .registration-drawer { position: static; }
}

@media (max-width: 1100px) {
    .metric-grid,
    .dashboard-grid,
    .detail-grid,
    .deadline-grid,
    .metric-grid.compact,
    .filter-grid {
        grid-template-columns: 1fr 1fr;
    }

    .edition-banner,
    .admin-topbar {
        flex-direction: column;
    }
}

@media (max-width: 900px) {
    .header { padding: 0 24px; }

    .nav { display: none; }

    .hero { grid-template-columns: 1fr; }

    .hero-content { padding: 56px 24px; }

    .hero-image { min-height: 280px; }

    .cards {
        grid-template-columns: 1fr;
        padding: 32px 24px;
    }

    .auth-card,
    .admin-shell {
        grid-template-columns: 1fr;
    }

    .auth-brand,
    .admin-sidebar {
        display: none;
    }

    .auth-form { padding: 34px; }

    .metric-grid,
    .dashboard-grid,
    .detail-grid,
    .deadline-grid,
    .metric-grid.compact,
    .filter-grid,
    .form-duo,
    .form-trio,
    .info-grid {
        grid-template-columns: 1fr;
    }

    .admin-content { padding: 20px; }

    .topbar-actions { flex-wrap: wrap; }
}