:root {
    --bg: #f2f6ff;
    --card: #ffffff;
    --text: #16233d;
    --muted: #6a7897;
    --primary: #ff9800;
    --primary-dark: #f57c00;
    --danger: #d84343;
    --success: #2e9f5f;
    --border: #d9e3f6;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

.gate-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.gate-card {
    width: min(460px, 95%);
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 18px;
    box-shadow: 0 16px 30px rgba(10, 20, 60, 0.08);
    display: grid;
    gap: 12px;
}

.gate-card h1 {
    font-size: 1.35rem;
}

.gate-card p {
    color: var(--muted);
    font-size: 0.92rem;
}

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

.admin-shell {
    width: min(1200px, 94%);
    margin: 24px auto 40px;
}

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

.admin-header h1 {
    font-size: 1.8rem;
    margin-bottom: 6px;
}

.admin-header p {
    color: var(--muted);
    font-size: 0.95rem;
}

.header-actions {
    display: flex;
    gap: 10px;
}

.notice {
    display: none;
    border-radius: 12px;
    padding: 10px 12px;
    margin-bottom: 12px;
    font-size: 0.92rem;
}

.notice.show {
    display: block;
}

.notice.error {
    background: #ffe3e3;
    color: #8b1f1f;
}

.notice.success {
    background: #e4faef;
    color: #19663f;
}

.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 14px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
    margin-bottom: 12px;
}

.stat-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-label {
    color: var(--muted);
    font-size: 0.82rem;
}

.stat-card strong {
    font-size: 1.3rem;
    color: var(--text);
}

.tab-btn {
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    padding: 8px 14px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
}

.tab-btn.active {
    background: #edf3ff;
    border-color: #b7c8ec;
}

.tab-panel {
    display: none;
    gap: 14px;
}

.tab-panel.active {
    display: grid;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 14px;
}

.card h2 {
    margin-bottom: 12px;
    font-size: 1.05rem;
}

.card-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    gap: 10px;
    flex-wrap: wrap;
}

.card-controls {
    display: flex;
    gap: 8px;
    align-items: center;
}

.card-controls input[type="search"] {
    min-width: 230px;
}

.table-meta {
    color: var(--muted);
    font-size: 0.84rem;
    margin-bottom: 10px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
    align-items: end;
}

label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.9rem;
    color: var(--muted);
}

input,
select {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 9px 10px;
    font-size: 0.95rem;
    color: var(--text);
    background: #fff;
}

.packs-box {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 8px 10px;
    display: flex;
    gap: 10px;
    align-items: center;
}

.packs-box legend {
    color: var(--muted);
    font-size: 0.85rem;
    padding: 0 4px;
}

.packs-box label {
    flex-direction: row;
    align-items: center;
    color: var(--text);
}

.btn {
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    padding: 9px 12px;
    text-decoration: none;
    text-align: center;
    font-size: 0.92rem;
}

.btn-ghost {
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
}

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

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

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

th,
td {
    border-bottom: 1px solid #ecf0fb;
    padding: 10px 8px;
    text-align: left;
    font-size: 0.88rem;
}

th {
    color: var(--muted);
    font-weight: 600;
}

.actions-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.days-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.btn-small {
    padding: 6px 8px;
    border-radius: 8px;
    font-size: 0.75rem;
    min-width: 40px;
}

.days-input {
    width: 78px;
    padding: 6px 7px;
    font-size: 0.82rem;
}

.sub-lines {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sub-lines small {
    color: var(--muted);
    font-size: 0.78rem;
}

.pill {
    display: inline-flex;
    border-radius: 999px;
    padding: 3px 9px;
    font-size: 0.78rem;
    font-weight: 700;
}

.pill.ok {
    background: #e5f7eb;
    color: #1d7b46;
}

.pill.warn {
    background: #ffe9cf;
    color: #925100;
}

.pill.bad {
    background: #ffe4e4;
    color: #9d2323;
}

@media (max-width: 700px) {
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-actions {
        width: 100%;
    }

    .header-actions .btn {
        flex: 1;
    }
}