:root {
    --admin-bg: #f3f5f7;
    --admin-surface: #ffffff;
    --admin-text: #1f2937;
    --admin-muted: #667084;
    --admin-primary: #0f4c81;
    --admin-accent: #b43636;
    --admin-border: #d8e0e8;
    --admin-shadow: 0 18px 45px rgba(15, 76, 129, 0.08);
    --admin-radius: 22px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Source Sans 3", sans-serif;
    color: var(--admin-text);
    background: linear-gradient(180deg, #f8fafb 0%, #eef2f6 100%);
}

a {
    color: inherit;
    text-decoration: none;
}

img,
video {
    max-width: 100%;
    display: block;
}

button,
input,
textarea,
select {
    font: inherit;
}

.admin-shell {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    min-height: 100vh;
}

.admin-sidebar {
    background: linear-gradient(180deg, #102f4d 0%, #0b2034 100%);
    color: rgba(255, 255, 255, 0.85);
    padding: 1.5rem;
    position: sticky;
    top: 0;
    height: 100vh;
}

.admin-brand {
    display: inline-grid;
    gap: 0.35rem;
    margin-bottom: 2rem;
}

.admin-brand span {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
}

.admin-brand small {
    color: rgba(255, 255, 255, 0.65);
}

.admin-nav {
    display: grid;
    gap: 0.55rem;
}

.admin-nav a {
    padding: 0.95rem 1rem;
    border-radius: 16px;
    font-weight: 600;
}

.admin-nav a.active,
.admin-nav a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.admin-content {
    padding: 1.5rem;
}

.admin-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.admin-topbar h1,
.panel-head h2,
.admin-auth-card h1 {
    margin: 0;
    font-family: "Merriweather", serif;
}

.eyebrow {
    margin: 0 0 0.3rem;
    color: var(--admin-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
    font-weight: 700;
}

.admin-user {
    text-align: right;
}

.admin-user span {
    display: block;
    color: var(--admin-muted);
}

.admin-main {
    display: grid;
    gap: 1.5rem;
}

.admin-grid.cards {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.admin-grid.two-column {
    display: grid;
    grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.3fr);
    gap: 1.5rem;
}

.stat-card,
.panel-card,
.admin-auth-card {
    background: var(--admin-surface);
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-shadow);
    border: 1px solid rgba(216, 224, 232, 0.9);
}

.stat-card,
.panel-card,
.admin-auth-card,
.activity-item {
    padding: 1.4rem;
}

.stat-card span {
    display: block;
    color: var(--admin-muted);
    margin-bottom: 0.45rem;
}

.stat-card strong {
    font-size: 2rem;
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.quick-actions,
.activity-list,
.admin-form,
.admin-form label,
.login-help {
    display: grid;
    gap: 0.9rem;
}

.quick-actions a,
.button-link,
.admin-auth-form button,
.admin-form button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    border: 0;
    border-radius: 999px;
    padding: 0.85rem 1.15rem;
    background: var(--admin-primary);
    color: #fff;
    cursor: pointer;
    font-weight: 700;
}

.quick-actions a:hover,
.button-link:hover,
.admin-auth-form button:hover,
.admin-form button:hover {
    filter: brightness(0.95);
}

.button-link.secondary {
    background: #eef3f8;
    color: var(--admin-primary);
}

.button-link.danger {
    background: rgba(180, 54, 54, 0.12);
    color: var(--admin-accent);
}

.button-link.small {
    padding: 0.55rem 0.9rem;
    font-size: 0.92rem;
}

.table-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.admin-form input,
.admin-form textarea,
.admin-form select,
.admin-auth-form input {
    width: 100%;
    border: 1px solid var(--admin-border);
    border-radius: 16px;
    padding: 0.86rem 1rem;
    background: #fff;
}

.admin-form textarea {
    min-height: 130px;
    resize: vertical;
}

.form-grid.two {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.checkbox-field {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-top: 2rem;
}

.checkbox-field input {
    width: auto;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.form-hint {
    margin: -0.2rem 0 0.2rem;
    color: var(--admin-muted);
    font-size: 0.95rem;
}

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

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

.admin-table th,
.admin-table td {
    padding: 0.95rem 0.8rem;
    text-align: left;
    border-bottom: 1px solid rgba(216, 224, 232, 0.8);
    vertical-align: top;
}

.gallery-admin-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.gallery-admin-card {
    background: #f6f8fb;
    border-radius: 18px;
    padding: 0.7rem;
    display: grid;
    gap: 0.7rem;
}

.gallery-admin-card img,
.gallery-admin-card video,
.media-preview-row img,
.media-preview-row video {
    border-radius: 16px;
    max-height: 220px;
    object-fit: cover;
}

.media-preview-row {
    display: grid;
    gap: 0.75rem;
}

.admin-thumb {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    object-fit: cover;
    display: inline-grid;
    place-items: center;
}

.admin-thumb-fallback {
    background: linear-gradient(135deg, rgba(15, 43, 73, 0.1), rgba(175, 43, 43, 0.16));
    color: var(--admin-accent);
    font-weight: 700;
}

.activity-list {
    gap: 0.8rem;
}

.activity-item {
    background: #f8fafc;
    border-radius: 18px;
    border: 1px solid rgba(216, 224, 232, 0.7);
}

.activity-item p,
.login-help span {
    margin: 0.3rem 0 0;
    color: var(--admin-muted);
}

.alert {
    padding: 0.9rem 1rem;
    border-radius: 14px;
    margin-bottom: 1rem;
}

.alert.success {
    background: rgba(26, 127, 68, 0.12);
    color: #1a6b3d;
}

.alert.error {
    background: rgba(180, 54, 54, 0.12);
    color: var(--admin-accent);
}

.admin-auth-layout {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
}

.admin-auth-card {
    width: min(980px, 100%);
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
    gap: 1.5rem;
    padding: 1.8rem;
}

.admin-auth-copy {
    background: linear-gradient(135deg, #0f4c81, #b43636);
    border-radius: 24px;
    padding: 1.8rem;
    color: rgba(255, 255, 255, 0.9);
}

.admin-auth-copy .eyebrow {
    color: rgba(255, 255, 255, 0.76);
}

.admin-auth-copy h1 {
    color: #fff;
    margin: 0.5rem 0 1rem;
}

.admin-auth-copy p {
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.7;
}

.login-help {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.login-help strong {
    color: #fff;
}

.admin-auth-form {
    display: grid;
    gap: 1rem;
    align-content: center;
}

.rich-editor-wrap {
    display: grid;
    gap: 0.55rem;
}

.rich-editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.rich-editor-toolbar button {
    border: 1px solid var(--admin-border);
    background: #fff;
    color: var(--admin-text);
    padding: 0.55rem 0.8rem;
    border-radius: 12px;
    cursor: pointer;
}

.rich-editor-surface {
    min-height: 220px;
    border: 1px solid var(--admin-border);
    border-radius: 18px;
    padding: 1rem;
    background: #fff;
    overflow: auto;
}

.admin-auth-copy .login-help span {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

@media (max-width: 1080px) {
    .admin-shell,
    .admin-grid.two-column,
    .admin-auth-card {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: static;
        height: auto;
    }

    .admin-grid.cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .gallery-admin-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .admin-content {
        padding: 1rem;
    }

    .admin-topbar,
    .form-grid.two {
        grid-template-columns: 1fr;
        display: grid;
    }

    .admin-grid.cards,
    .gallery-admin-grid {
        grid-template-columns: 1fr;
    }

    .table-actions,
    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }
}