:root {
    --azul-noche: #061A33;
    --azul-mar: #0B2C4A;
    --dorado-pan: #D9A441;
    --dorado-suave: #F3D27A;
    --crema-pan: #FFF4DD;
    --blanco-harina: #FFFDF8;
    --madera: #8B4E2F;
    --verde-sur: #2F5D50;
    --texto: #2A241E;
    --gris: #f4f6f8;
    --borde: #dfe5ec;
    --error: #9b1c1c;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f7fb;
    color: var(--texto);
}

.admin-login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background:
        radial-gradient(circle at top left, rgba(217,164,65,.25), transparent 30%),
        linear-gradient(135deg, #061A33, #0B2C4A);
}

.login-card {
    width: min(420px, 92vw);
    background: white;
    padding: 34px;
    border-radius: 24px;
    box-shadow: 0 20px 80px rgba(0,0,0,.25);
}

.login-brand {
    text-align: center;
    margin-bottom: 22px;
}

.login-brand img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    border-radius: 22px;
    background: var(--azul-noche);
}

.login-brand h1 {
    margin: 18px 0 4px;
    color: var(--azul-noche);
}

.login-brand p {
    margin: 0;
    color: #666;
}

.login-form label,
.admin-form label {
    display: block;
    font-weight: 700;
    margin: 14px 0 6px;
}

.login-form input,
.admin-form input,
.admin-form select,
.admin-form textarea,
.inline-form select {
    width: 100%;
    padding: 12px 13px;
    border: 1px solid var(--borde);
    border-radius: 12px;
    font-size: 15px;
    outline: none;
    background: white;
}

.login-form input:focus,
.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus {
    border-color: var(--dorado-pan);
    box-shadow: 0 0 0 3px rgba(217,164,65,.18);
}

button,
.btn-primary,
.btn-outline {
    border: 0;
    border-radius: 12px;
    padding: 12px 16px;
    font-weight: 800;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.login-form button,
.btn-primary {
    background: linear-gradient(135deg, var(--dorado-pan), var(--dorado-suave));
    color: #1a160e;
    width: auto;
}

.login-form button {
    width: 100%;
    margin-top: 20px;
}

.btn-outline {
    background: white;
    color: var(--azul-noche);
    border: 1px solid var(--borde);
}

.back-site {
    display: block;
    text-align: center;
    margin-top: 18px;
    color: var(--azul-mar);
    text-decoration: none;
}

.alert-error {
    padding: 12px 14px;
    border-radius: 12px;
    background: #ffe8e8;
    color: var(--error);
    font-weight: 700;
    margin-bottom: 15px;
}

.admin-sidebar {
    width: 260px;
    min-height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background: linear-gradient(180deg, var(--azul-noche), var(--azul-mar));
    color: white;
    padding: 22px;
}

.admin-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 22px;
    border-bottom: 1px solid rgba(255,255,255,.15);
    margin-bottom: 22px;
}

.admin-logo img {
    width: 54px;
    height: 54px;
    object-fit: cover;
    border-radius: 14px;
}

.admin-logo strong {
    display: block;
    font-size: 20px;
    color: var(--dorado-suave);
}

.admin-logo span {
    display: block;
    font-size: 13px;
    opacity: .8;
}

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

.admin-sidebar nav a {
    color: white;
    text-decoration: none;
    padding: 13px 14px;
    border-radius: 12px;
    font-weight: 700;
    opacity: .9;
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a.active {
    background: rgba(255,255,255,.12);
    color: var(--dorado-suave);
}

.admin-sidebar nav a.logout {
    margin-top: 18px;
    background: rgba(255,0,0,.14);
}

.admin-main {
    margin-left: 260px;
    padding: 32px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    margin-bottom: 24px;
}

.admin-header h1 {
    margin: 0 0 6px;
    color: var(--azul-noche);
}

.admin-header p {
    margin: 0;
    color: #667085;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 24px;
}

.stat-card,
.admin-panel {
    background: white;
    border: 1px solid var(--borde);
    border-radius: 22px;
    box-shadow: 0 10px 30px rgba(6,26,51,.06);
}

.stat-card {
    padding: 22px;
}

.stat-card span {
    display: block;
    color: #667085;
    margin-bottom: 12px;
}

.stat-card strong {
    font-size: 34px;
    color: var(--azul-noche);
}

.admin-panel {
    padding: 24px;
}

.panel-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.panel-title h2 {
    margin: 0;
}

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

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th,
td {
    text-align: left;
    padding: 13px 12px;
    border-bottom: 1px solid var(--borde);
    vertical-align: middle;
}

th {
    background: #f8fafc;
    color: var(--azul-noche);
    font-size: 14px;
}

td {
    color: #344054;
}

.thumb {
    width: 58px;
    height: 58px;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid var(--borde);
}

.preview-img {
    max-width: 220px;
    border-radius: 18px;
    border: 1px solid var(--borde);
    margin-bottom: 18px;
}

.actions {
    display: flex;
    gap: 8px;
}

.actions a,
td a,
.panel-title a {
    color: var(--azul-mar);
    font-weight: 800;
    text-decoration: none;
}

.actions a.danger {
    color: #b42318;
}

.admin-form {
    display: grid;
    gap: 14px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.checks {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.checks label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.checks input {
    width: auto;
}

.compact-form {
    grid-template-columns: 1fr 2fr auto;
    align-items: end;
    margin-bottom: 22px;
}

.inline-form {
    display: grid;
    grid-template-columns: minmax(110px,1fr) minmax(130px,1fr) auto;
    gap: 6px;
}

.inline-form button {
    background: var(--azul-mar);
    color: white;
    padding: 9px 11px;
    border-radius: 10px;
}

@media (max-width: 900px) {
    .admin-sidebar {
        position: static;
        width: 100%;
        min-height: auto;
    }

    .admin-main {
        margin-left: 0;
        padding: 20px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-grid,
    .compact-form {
        grid-template-columns: 1fr;
    }

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