:root {
    --admin-bg: #eef3f1;
    --admin-surface: #ffffff;
    --admin-ink: #19322d;
    --admin-muted: #6a7d76;
    --admin-brand: #165d4a;
    --admin-brand-dark: #0d4033;
}

body.admin-shell {
    margin: 0;
    background: var(--admin-bg);
    font-family: 'Inter', sans-serif;
    color: var(--admin-ink);
}

.admin-layout {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 280px 1fr;
}

.admin-sidebar {
    background: linear-gradient(180deg, var(--admin-brand-dark), #0a2e25);
    color: #fff;
    padding: 1rem .85rem;
    display: flex;
    flex-direction: column;
    gap: .9rem;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: .9rem;
}

.admin-brand strong,
.admin-brand small {
    display: block;
    line-height: 1;
}

.admin-brand strong {
    letter-spacing: .1em;
}

.admin-brand small {
    color: rgba(255,255,255,.7);
    margin-top: .2rem;
}

.admin-brand-mark {
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,.12);
}

.admin-nav {
    display: flex;
    flex-direction: column;
    gap: .1rem;
}

.admin-nav a {
    color: rgba(255,255,255,.8);
    padding: .5rem .75rem;
    border-radius: .6rem;
    display: flex;
    align-items: center;
    gap: .65rem;
    font-size: .92rem;
    text-decoration: none;
    transition: background .2s ease, color .2s ease;
}

.admin-nav a i {
    font-size: 1rem;
    width: 1.1rem;
    text-align: center;
}

.admin-nav a:hover,
.admin-nav a.active {
    background: rgba(255,255,255,.12);
    color: #fff;
}

.admin-sidebar-card,
.admin-card,
.admin-topbar {
    background: var(--admin-surface);
    border-radius: 1.25rem;
    box-shadow: 0 .9rem 2rem rgba(18, 40, 36, .06);
}

.admin-sidebar-card {
    margin-top: auto;
    padding: .75rem .9rem;
    background: rgba(255,255,255,.08);
    color: #fff;
}

.admin-main {
    padding: 1.25rem 1.25rem 1.5rem;
}

.admin-topbar {
    padding: 1rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.admin-content {
    padding-left: 0;
    padding-right: 0;
}

.admin-card {
    padding: 1.25rem;
}

.stat-card {
    border-left: 4px solid var(--admin-brand);
}

.stat-label {
    color: var(--admin-muted);
    font-size: .92rem;
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 800;
    margin-top: .3rem;
}

.stat-trend {
    color: var(--admin-brand);
    font-weight: 600;
    margin-top: .35rem;
}

.status-badge {
    background: rgba(22, 93, 74, .12);
    color: var(--admin-brand-dark);
    border-radius: 999px;
    padding: .45rem .7rem;
}

.btn-brand-admin {
    background: var(--admin-brand);
    color: #fff;
    border: 0;
}

.btn-brand-admin:hover {
    background: var(--admin-brand-dark);
    color: #fff;
}

.quick-action-list,
.content-list,
.settings-checklist {
    display: flex;
    flex-direction: column;
    gap: .75rem;
}

.quick-action-list a,
.content-item {
    border: 1px solid #e6ecea;
    border-radius: .9rem;
    padding: .9rem 1rem;
    background: #fff;
}

.quick-action-list a {
    color: var(--admin-ink);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: .7rem;
}

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

.settings-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.settings-checklist li {
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .9rem 1rem;
    border-radius: .9rem;
    background: #f7faf9;
}

.settings-checklist i {
    color: var(--admin-brand);
}

.admin-avatar {
    width: 2.7rem;
    height: 2.7rem;
    border-radius: 999px;
    background: var(--admin-brand);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

table thead th {
    color: var(--admin-muted);
    font-weight: 600;
    border-bottom-width: 1px;
}

.form-control {
    border-radius: .85rem;
    border-color: #d9e3df;
    padding: .8rem 1rem;
}

.form-control:focus {
    border-color: var(--admin-brand);
    box-shadow: 0 0 0 .2rem rgba(22, 93, 74, .12);
}

/* Escritorio: el menú ocupa la altura de la pantalla y solo hace scroll el contenido. */
@media (min-width: 992px) {
    .admin-layout {
        grid-template-columns: 240px 1fr;
        height: 100vh;
        overflow: hidden;
    }

    .admin-sidebar {
        height: 100vh;
        overflow-y: auto;
    }

    .admin-main {
        height: 100vh;
        overflow-y: auto;
    }
}

@media (max-width: 991.98px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        border-radius: 0 0 1.3rem 1.3rem;
    }

    .admin-main {
        padding: 1rem;
    }

    .admin-topbar {
        flex-direction: column;
        align-items: flex-start;
    }
}

.admin-login-page {
    min-height: 100vh;
    background: radial-gradient(circle at top right, #e7f1ed, #f4f7f6 45%, #ecf2f0 100%);
    font-family: 'Inter', sans-serif;
}

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

.admin-login-card {
    width: min(100%, 430px);
    background: #fff;
    border-radius: 1.2rem;
    box-shadow: 0 1.1rem 2.4rem rgba(22, 49, 42, .12);
    padding: 1.35rem;
}

.admin-login-logo {
    width: 3rem;
    height: 3rem;
    margin: 0 auto;
    border-radius: 999px;
    background: var(--admin-brand);
    color: #fff;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}