:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --text: #1d2939;
    --muted: #667085;
    --primary: #0f766e;
    --primary-dark: #115e59;
    --border: #e4e7ec;
    --danger: #b42318;
    --focus-ring: #0ea5e9;
    --focus-inner: rgba(255, 255, 255, 0.98);
    --focus-outer: rgba(14, 165, 233, 0.58);
    --focus-glow: rgba(15, 118, 110, 0.24);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Cairo", "Segoe UI", Tahoma, Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
}

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

:is(a[href], button, input, select, textarea, summary, [role="button"], [tabindex]:not([tabindex="-1"]), .btn, .btn-outline, .btn-danger):focus-visible {
    outline: 2px solid transparent;
    box-shadow: 0 0 0 2px var(--focus-inner), 0 0 0 5px var(--focus-outer), 0 0 0 8px var(--focus-glow);
    border-color: var(--focus-ring);
}

:is(a[href], button, input, select, textarea, summary, [role="button"], [tabindex]:not([tabindex="-1"]), .btn, .btn-outline, .btn-danger):focus:not(:focus-visible) {
    outline: none;
    box-shadow: none;
}

.admin-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 250px 1fr;
}

.sidebar {
    background: #0b2220;
    color: #d1fae5;
    padding: 1.2rem;
    position: sticky;
    top: 0;
    align-self: start;
    height: 100vh;
}

.brand {
    display: block;
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.sidebar nav a {
    padding: 0.6rem 0.7rem;
    border-radius: 0.6rem;
    color: #ccfbf1;
}

.sidebar nav a.active,
.sidebar nav a:hover {
    background: rgba(204, 251, 241, 0.2);
}

.content {
    padding: 1.2rem;
}

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

.topbar h1 {
    margin: 0;
    font-size: 1.45rem;
}

.btn,
button {
    border: 1px solid transparent;
    border-radius: 0.6rem;
    padding: 0.58rem 0.9rem;
    font: inherit;
    cursor: pointer;
    background: var(--primary);
    color: #fff;
    font-weight: 700;
}

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

.btn-outline {
    background: #fff;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-danger {
    background: #fff;
    color: var(--danger);
    border-color: #fda29b;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 0.9rem;
    box-shadow: 0 10px 25px rgba(16, 24, 40, 0.04);
}

.card-body {
    padding: 1rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.8rem;
}

.stat-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 0.8rem;
    padding: 1rem;
}

.stat-card h3 {
    margin: 0;
    font-size: 1.5rem;
}

.stat-card p {
    margin: 0.35rem 0 0;
    color: var(--muted);
}

.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.85rem;
    flex-wrap: wrap;
}

.toolbar form {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

input,
select,
textarea {
    border: 1px solid var(--border);
    border-radius: 0.58rem;
    padding: 0.55rem 0.7rem;
    font: inherit;
    width: 100%;
    background: #fff;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

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

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

th,
td {
    text-align: right;
    border-bottom: 1px solid var(--border);
    padding: 0.65rem;
    vertical-align: top;
    font-size: 0.92rem;
}

th {
    color: var(--muted);
    font-weight: 700;
    background: #fcfcfd;
}

.muted {
    color: var(--muted);
    font-size: 0.86rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-size: 0.76rem;
    background: #ecfdf3;
    color: #067647;
}

.badge-off {
    background: #fef3f2;
    color: #b42318;
}

.actions {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.8rem;
}

.field {
    margin-bottom: 0.8rem;
}

.field label {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 700;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox input {
    width: auto;
}

.alert {
    margin-bottom: 1rem;
    padding: 0.8rem 1rem;
    border-radius: 0.65rem;
    border: 1px solid;
}

.alert-success {
    background: #ecfdf3;
    color: #067647;
    border-color: #abefc6;
}

.alert-error {
    background: #fef3f2;
    color: #b42318;
    border-color: #fecdca;
}

.preview-image {
    max-width: 120px;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    display: block;
}

.pager {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.pager a,
.pager span {
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.55rem;
    background: #fff;
    min-width: 85px;
    text-align: center;
    font-size: 0.9rem;
}

.auth-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1rem;
}

.auth-card {
    width: min(430px, 96%);
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.2rem;
}

.auth-card h1 {
    margin: 0 0 0.85rem;
}

@media (max-width: 980px) {
    .admin-shell {
        grid-template-columns: 1fr;
    }

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

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
}