:root {
    --admin-navy: #10233b;
    --admin-red: #c92f35;
    --admin-green: #28704f;
    --admin-bg: #edf1f5;
    --admin-card: #fff;
    --admin-text: #1b2735;
    --admin-muted: #6a7787;
    --admin-line: #dfe5eb;
    --admin-radius: 14px;
    --admin-shadow: 0 10px 30px rgba(16,35,59,.08);
}
* { box-sizing: border-box; }
body {
    margin: 0;
    padding: 28px 16px;
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--admin-text);
    background: linear-gradient(180deg, #f5f7f9 0, var(--admin-bg) 100%);
    line-height: 1.55;
}
.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: clamp(20px, 4vw, 36px);
    background: var(--admin-card);
    border: 1px solid rgba(16,35,59,.08);
    border-radius: 18px;
    box-shadow: var(--admin-shadow);
}
h1, h2, h3 { color: var(--admin-navy); line-height: 1.2; }
h1 { margin: 0 0 8px; font-size: clamp(1.8rem, 4vw, 2.5rem); }
h2 { margin-top: 28px; }
h3 { margin-top: 0; }
p { color: var(--admin-muted); }
a { color: var(--admin-red); font-weight: 700; text-decoration: none; }
a:hover { text-decoration: underline; }
.logout { float: right; margin-left: 14px; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 20px; }
.admin-topbar .logout { float: none; }
.message, .error, .warning {
    padding: 12px 14px;
    border-radius: 10px;
    margin: 14px 0 20px;
    font-weight: 650;
}
.message { color: #145b3d; background: #e7f4ed; border: 1px solid #bddfcf; }
.error { color: #8d2529; background: #fdeced; border: 1px solid #f3c2c4; }
.warning { color: #735000; background: #fff5dc; border: 1px solid #efd59b; }
.form-section {
    margin: 24px 0 30px;
    padding: clamp(18px, 3vw, 26px);
    border: 1px solid var(--admin-line);
    border-radius: var(--admin-radius);
    background: #f8fafb;
}
label { display: block; margin: 0 0 6px; color: var(--admin-navy); font-weight: 750; }
input[type=text], input[type=password], input[type=email], input[type=file], input[type=date], input[type=time], input[type=number], select, textarea {
    width: 100%;
    padding: 11px 12px;
    margin: 0 0 14px;
    border: 1px solid #cbd4de;
    border-radius: 9px;
    background: #fff;
    color: var(--admin-text);
    font: inherit;
    outline: none;
}
input:focus, select:focus, textarea:focus { border-color: #7792ad; box-shadow: 0 0 0 3px rgba(16,35,59,.08); }
button, .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 10px 16px;
    border: 0;
    border-radius: 9px;
    background: var(--admin-navy);
    color: #fff;
    font: inherit;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
}
button:hover, .button:hover { background: #183a5d; text-decoration: none; }
.button--secondary { background: #eef2f5; color: var(--admin-navy); border: 1px solid var(--admin-line); }
.button--danger { background: var(--admin-red); }
.dashboard-links {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 14px;
    padding: 0;
    margin: 28px 0 0;
}
.dashboard-links li { margin: 0; }
.dashboard-links a {
    display: block;
    min-height: 112px;
    padding: 20px;
    border: 1px solid var(--admin-line);
    border-radius: 14px;
    background: #f8fafb;
    color: var(--admin-navy);
    font-size: 1.05rem;
    text-decoration: none;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.dashboard-links a:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(16,35,59,.08); border-color: #bbc7d2; }
table { width: 100%; border-collapse: separate; border-spacing: 0; margin-top: 14px; border: 1px solid var(--admin-line); border-radius: 12px; overflow: hidden; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--admin-line); text-align: left; vertical-align: middle; }
th { background: #f3f6f8; color: var(--admin-navy); font-size: .86rem; text-transform: uppercase; letter-spacing: .04em; }
tr:last-child td { border-bottom: 0; }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; margin-top: 18px; }
.gallery-item { padding: 10px; border: 1px solid var(--admin-line); border-radius: 12px; background: #f8fafb; text-align: center; }
.gallery-item img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 8px; display: block; margin-bottom: 8px; }
#sortable-menu { list-style: none; padding: 0; margin: 20px 0; }
.menu-item { display: flex; justify-content: space-between; align-items: center; gap: 14px; padding: 14px; margin-bottom: 8px; border: 1px solid var(--admin-line); border-radius: 10px; background: #f8fafb; }
.menu-item-label { cursor: grab; user-select: none; font-weight: 800; color: var(--admin-navy); }
.logo-preview { max-width: 240px; padding: 14px; border: 1px solid var(--admin-line); border-radius: 12px; background: #fff; }

@media (max-width: 720px) {
    body { padding: 10px; }
    .container { padding: 18px 14px; border-radius: 14px; }
    .logout { float: none; display: inline-block; margin: 0 0 12px; }
    .admin-topbar { align-items: flex-start; flex-direction: column; }
    .dashboard-links { grid-template-columns: 1fr; }
    table { display: block; overflow-x: auto; white-space: nowrap; }
    .form-section { padding: 16px; }
}