:root {
    --ink: #08111f;
    --muted: #667385;
    --line: #dfe8ef;
    --soft: #f4f8fb;
    --brand: #078fd2;
    --danger: #b3261e;
    --white: #ffffff;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--ink);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--soft);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.admin-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: 270px;
    padding: 24px;
    color: rgba(255, 255, 255, .78);
    background: #06101d;
    overflow-y: auto;
}

.admin-brand {
    display: block;
    padding: 10px;
    margin-bottom: 24px;
    background: var(--white);
}

.admin-brand img {
    width: 100%;
}

.admin-sidebar nav {
    display: grid;
    gap: 8px;
}

.admin-sidebar a {
    padding: 11px 12px;
    border-radius: 4px;
    font-weight: 800;
}

.admin-sidebar nav a:hover {
    color: var(--white);
    background: rgba(255, 255, 255, .1);
}

.admin-main {
    min-height: 100vh;
    margin-left: 270px;
    padding: 28px;
}

.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 24px;
    padding: 24px;
    background: var(--white);
    border: 1px solid var(--line);
}

.admin-topbar span {
    color: var(--brand);
    font-weight: 900;
    text-transform: uppercase;
    font-size: 12px;
}

h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(28px, 4vw, 42px); letter-spacing: 0; }
h2 { font-size: 22px; letter-spacing: 0; }

.stat-grid,
.quick-grid,
.admin-grid {
    display: grid;
    gap: 20px;
}

.stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 22px;
}

.stat-card,
.admin-panel {
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: 0 18px 54px rgba(8, 17, 31, .06);
}

.stat-card { padding: 24px; }
.stat-card strong { display: block; font-size: 40px; line-height: 1; }
.stat-card span { color: var(--muted); font-weight: 800; }

.admin-panel { padding: 24px; }
.admin-grid { grid-template-columns: minmax(320px, .85fr) minmax(0, 1.15fr); align-items: start; }
.quick-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.quick-grid a {
    padding: 18px;
    background: var(--soft);
    border: 1px solid var(--line);
    color: var(--ink);
    font-weight: 900;
}

.admin-form {
    display: grid;
    gap: 16px;
}

label {
    display: grid;
    gap: 7px;
    color: #26384e;
    font-weight: 850;
}

input,
textarea,
select {
    width: 100%;
    min-height: 46px;
    padding: 11px 12px;
    border: 1px solid #cfdbe4;
    border-radius: 3px;
    background: var(--white);
    color: var(--ink);
    font: inherit;
}

textarea { resize: vertical; }

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-row input {
    width: 18px;
    min-height: 18px;
}

.admin-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 11px 16px;
    border: 0;
    border-radius: 4px;
    color: var(--white);
    background: linear-gradient(135deg, var(--brand), #04628f);
    font-weight: 900;
    cursor: pointer;
}

.admin-button.full { width: 100%; }
.admin-link { color: var(--brand); font-weight: 900; }

.admin-alert {
    padding: 12px 14px;
    border-radius: 4px;
    font-weight: 850;
}

.admin-alert.success { background: #e8f9ef; color: #116329; }
.admin-alert.error { background: #ffecec; color: #9c1c1c; }

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

.admin-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

.admin-table th,
.admin-table td {
    padding: 13px 12px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

.admin-table th {
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
}

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

.actions a {
    color: var(--brand);
    font-weight: 900;
}

.actions a.danger { color: var(--danger); }
.admin-thumb { width: 120px; height: 90px; object-fit: cover; border: 1px solid var(--line); }

.field-note {
    display: block;
    margin-top: -8px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 750;
}

.gallery-admin-panel {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
}

.admin-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 14px;
    margin-top: 16px;
}

.admin-gallery-grid article {
    padding: 10px;
    border: 1px solid var(--line);
    background: var(--soft);
}

.admin-gallery-grid img {
    width: 100%;
    aspect-ratio: 1.2;
    object-fit: cover;
    margin-bottom: 8px;
}

.admin-gallery-grid a {
    display: inline-block;
    color: var(--danger);
    font-weight: 900;
}

.login-screen {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 20px;
    background:
        linear-gradient(135deg, rgba(8, 17, 31, .96), rgba(8, 17, 31, .82)),
        radial-gradient(circle at 70% 20%, rgba(7, 143, 210, .35), transparent 28%);
}

.login-card {
    width: min(100%, 430px);
    padding: 30px;
    display: grid;
    gap: 16px;
    background: var(--white);
    box-shadow: 0 28px 90px rgba(0, 0, 0, .24);
}

.login-card img {
    width: 300px;
    max-width: 100%;
    margin-bottom: 8px;
}

.login-card p { color: var(--muted); }

@media (max-width: 980px) {
    .admin-sidebar {
        position: static;
        width: auto;
    }
    .admin-main { margin-left: 0; padding: 18px; }
    .stat-grid,
    .quick-grid,
    .admin-grid { grid-template-columns: 1fr; }
}