:root {
    --bg: #f4f6f8;
    --surface: #ffffff;
    --text: #1a1f2c;
    --muted: #5b6475;
    --border: #d8dee8;
    --primary: #1f6feb;
    --primary-hover: #1858c7;
    --danger: #c62828;
    --success: #1b7f4a;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(16, 24, 40, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, #e8eef8 0, transparent 40%),
        linear-gradient(180deg, #f7f9fc 0%, var(--bg) 100%);
    min-height: 100vh;
    line-height: 1.5;
}

.page {
    max-width: 480px;
    margin: 0 auto;
    padding: 2rem 1rem 3rem;
}

.site-header h1 {
    margin: 0 0 0.35rem;
    font-size: 2rem;
    font-weight: 700;
}

.site-header p,
.site-footer,
.notes,
.muted,
.status {
    color: var(--muted);
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.25rem;
    margin-top: 1.25rem;
}

label {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 0.35rem;
}

input[type="text"],
input[type="password"],
input[type="url"],
textarea,
select {
    width: 100%;
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font: inherit;
    background: #fff;
    color: var(--text);
}

textarea {
    min-height: 90px;
    resize: vertical;
}

.btn {
    display: inline-block;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 0.65rem 1rem;
    font: inherit;
    cursor: pointer;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    margin-top: 0.85rem;
    width: 100%;
}

.btn-primary:hover {
    background: var(--primary-hover);
}

.btn-secondary {
    background: #fff;
    border-color: var(--border);
    color: var(--text);
}

.btn-danger {
    background: #fff;
    border-color: #f0b4b4;
    color: var(--danger);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.status {
    margin-top: 1rem;
    min-height: 1.4em;
}

.status.ok {
    color: var(--success);
}

.status.err {
    color: var(--danger);
}

.notes {
    margin: 1.25rem 0 0;
    padding-left: 1.1rem;
    font-size: 0.92rem;
}

.site-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.95rem;
}

.site-footer a {
    color: var(--primary);
}

/* Admin layout */
.admin-wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.25rem 1rem 3rem;
}

.admin-top {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.admin-top h1 {
    margin: 0;
    font-size: 1.6rem;
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 1rem;
}

.toolbar input[type="search"] {
    flex: 1 1 220px;
    min-width: 180px;
}

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

table {
    width: 100%;
    border-collapse: collapse;
    font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
    font-size: 0.92rem;
}

th,
td {
    text-align: left;
    padding: 0.7rem 0.6rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

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

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.tab {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.4rem 0.9rem;
    cursor: pointer;
    font: inherit;
}

.tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.panel {
    display: none;
}

.panel.active {
    display: block;
}

.form-row {
    margin-bottom: 0.85rem;
}

.form-row:last-child {
    margin-bottom: 0;
}

.msg {
    margin: 0.75rem 0;
    padding: 0.65rem 0.75rem;
    border-radius: 6px;
    background: #f0f4fa;
    color: var(--text);
    font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
    font-size: 0.92rem;
}

.msg.error {
    background: #fdecea;
    color: var(--danger);
}

.msg.success {
    background: #e8f6ee;
    color: var(--success);
}

.login-page {
    max-width: 400px;
}

.checkbox-cell {
    width: 2rem;
}

@media (max-width: 800px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }

    body {
        font-size: 16px;
    }
}