:root {
    --admin-bg: #f4f2ef;
    --admin-panel: #ffffff;
    --admin-border: #e2ddd6;
    --admin-text: #2b2622;
    --admin-muted: #7a726a;
    --admin-accent: #a8582f;
    --admin-accent-dark: #8a4523;
    --admin-danger: #b3261e;
    --admin-success: #2e7d32;
    --admin-sidebar-bg: #22201e;
    --admin-sidebar-text: #e9e5df;
}

* { box-sizing: border-box; }

body.admin {
    margin: 0;
    font-family: 'Work Sans', Arial, sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
}

.admin-topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    padding: 1rem 2rem 0;
    background: var(--admin-bg);
}
.admin-sidebar-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--admin-border);
    border-radius: 8px;
    background: var(--admin-panel);
    color: var(--admin-text);
    font-size: 1.2rem;
    line-height: 1;
    cursor: pointer;
    transition: background 0.15s ease;
}
.admin-sidebar-toggle:hover { background: #efece7; }

.admin-sidebar {
    flex-shrink: 0;
    transition: margin-left 0.2s ease, opacity 0.2s ease;
}
.admin-shell.sidebar-hidden .admin-sidebar {
    margin-left: -220px;
    opacity: 0;
    pointer-events: none;
}

.admin-sidebar {
    width: 220px;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    align-self: flex-start;
    height: 100vh;
    overflow-y: auto;
    background: var(--admin-sidebar-bg);
    color: var(--admin-sidebar-text);
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1rem;
}

.admin-sidebar__brand {
    color: #fff;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    display: block;
    margin-bottom: 2rem;
}
.admin-sidebar__brand span { display: block; font-size: 0.75rem; font-weight: 400; color: #b8b2a9; }

.admin-nav { display: flex; flex-direction: column; gap: 0.25rem; flex: 1; }
.admin-nav a {
    color: var(--admin-sidebar-text);
    text-decoration: none;
    padding: 0.6rem 0.75rem;
    border-radius: 6px;
    font-size: 0.9rem;
}
.admin-nav a:hover { background: rgba(255,255,255,0.08); }
.admin-nav a.is-active { background: var(--admin-accent); color: #fff; }

.admin-sidebar__footer { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 1rem; margin-top: 1rem; font-size: 0.85rem; }
.admin-sidebar__user { display: block; margin-bottom: 0.5rem; color: #cfc9c1; }
.admin-sidebar__logout { color: #e2b0a0; text-decoration: none; }
.admin-sidebar__logout:hover { text-decoration: underline; }

.admin-main { flex: 1; min-width: 0; max-width: 100%; overflow-x: hidden; }
.admin-content { padding: 2rem; max-width: 100%; box-sizing: border-box; }
.admin-shell { display: flex; min-height: 100vh; }

/* Navbar-top con menú desplegable: sustituye al sidebar en móvil/tablet. */
.admin-mobile-nav { display: none; }
.admin-mobile-menu { display: none; }

@media (max-width: 900px) {
    .admin-topbar { display: none; }
    .admin-sidebar { display: none; }

    .admin-mobile-nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        background: var(--admin-sidebar-bg);
        padding: 0.9rem 1.25rem;
        position: sticky;
        top: 0;
        z-index: 30;
    }
    .admin-mobile-nav__brand { color: #fff; text-decoration: none; font-weight: 600; }
    .admin-mobile-nav__actions { display: flex; align-items: center; gap: 0.5rem; }
    .admin-mobile-nav__home {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 2.15rem;
        height: 2.15rem;
        border: 1px solid rgba(255, 255, 255, 0.3);
        border-radius: 6px;
        color: #fff;
        text-decoration: none;
    }
    .admin-mobile-nav__toggle {
        display: flex;
        align-items: center;
        gap: 0.4rem;
        background: none;
        border: 1px solid rgba(255, 255, 255, 0.3);
        color: #fff;
        border-radius: 6px;
        padding: 0.45rem 0.8rem;
        font-size: 0.85rem;
        cursor: pointer;
    }

    .admin-mobile-menu {
        flex-direction: column;
        background: var(--admin-sidebar-bg);
        padding: 0.25rem 1.25rem 0.75rem;
        position: sticky;
        top: 54px;
        z-index: 29;
    }
    .admin-mobile-menu.is-open { display: flex; }
    .admin-mobile-menu a {
        color: var(--admin-sidebar-text);
        text-decoration: none;
        padding: 0.7rem 0.25rem;
        font-size: 0.95rem;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    .admin-mobile-menu a.is-active { color: var(--admin-accent); font-weight: 600; }
    .admin-mobile-menu__logout { color: #e2b0a0 !important; }

    .admin-content { padding: 1.25rem; }
}


.admin-flash-stack { position: fixed; top: 1rem; left: 50%; transform: translateX(-50%); z-index: 1000; display: flex; flex-direction: column; align-items: center; gap: 0.5rem; max-width: calc(100% - 2rem); }
.admin-flash { margin: 0; padding: 0.75rem 1.25rem; border-radius: 6px; font-size: 0.9rem; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15); opacity: 1; transform: translateY(0); transition: opacity 0.3s ease, transform 0.3s ease; }
.admin-flash.is-hidden { opacity: 0; transform: translateY(-0.5rem); }
.admin-flash--success { background: #e6f4ea; color: var(--admin-success); border: 1px solid #b7dfc0; }
.admin-flash--error { background: #fbeaea; color: var(--admin-danger); border: 1px solid #f0c2be; }

.admin-page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem; }
.admin-page-header h1 { margin: 0; font-size: 1.5rem; }

.btn {
    display: inline-block;
    padding: 0.55rem 1.1rem;
    border-radius: 6px;
    border: 1px solid var(--admin-accent);
    background: var(--admin-accent);
    color: #fff;
    text-decoration: none;
    font-size: 0.9rem;
    cursor: pointer;
}
.btn:hover { background: var(--admin-accent-dark); border-color: var(--admin-accent-dark); }
.btn.btn--secondary { background: transparent; color: var(--admin-text); border-color: var(--admin-border); }
.btn.btn--secondary:hover { background: #efece7; }
.btn.btn--danger { background: transparent; color: var(--admin-danger); border-color: var(--admin-danger); }
.btn.btn--danger:hover { background: #fbeaea; }
.btn.btn--danger-solid { background: var(--admin-danger); color: #fff; border-color: var(--admin-danger); }
.btn.btn--danger-solid:hover { background: #8f1f19; border-color: #8f1f19; }
.btn.btn--danger-solid svg { vertical-align: -3px; margin-right: 0.35rem; }
.btn.btn--small { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn:disabled:hover { background: inherit; }

.admin-alert { margin-bottom: 1.5rem; padding: 0.65rem 1rem; border-radius: 8px; font-size: 0.85rem; background: #f1efeb; border: 1px solid var(--admin-border); color: var(--admin-muted); }

.icon-btn { display: inline-flex; align-items: center; justify-content: center; width: 1.9rem; height: 1.9rem; padding: 0; border: 1px solid transparent; border-radius: 6px; background: transparent; cursor: pointer; vertical-align: middle; }
.icon-btn--danger { color: var(--admin-danger); }
.icon-btn--danger:hover { background: #fbeaea; border-color: #f0c2be; }

.admin-card { background: var(--admin-panel); border: 1px solid var(--admin-border); border-radius: 10px; padding: 1.5rem; margin-bottom: 1.5rem; }

.admin-stats { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.admin-stat { background: var(--admin-panel); border: 1px solid var(--admin-border); border-radius: 10px; padding: 1.25rem 1.5rem; min-width: 180px; }
.admin-stat strong { display: block; font-size: 1.8rem; }
.admin-stat span { color: var(--admin-muted); font-size: 0.85rem; }
.admin-stat--alert strong { color: var(--admin-accent); }
.admin-stat--clickable { cursor: pointer; transition: border-color 0.15s, box-shadow 0.15s; }
.admin-stat--clickable:hover { border-color: var(--admin-accent); box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06); }

.admin-table-scroll { width: 100%; overflow-x: auto; border-radius: 10px; }

table.admin-table { width: 100%; min-width: 640px; border-collapse: collapse; background: var(--admin-panel); border: 1px solid var(--admin-border); border-radius: 10px; }
table.admin-table th, table.admin-table td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--admin-border); font-size: 0.9rem; }
table.admin-table th { background: #f7f5f2; font-weight: 600; color: var(--admin-muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }
table.admin-table tr:last-child td { border-bottom: none; }
table.admin-table a { color: var(--admin-accent); }

.badge { display: inline-block; padding: 0.2rem 0.6rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600; }
.badge--pendiente { background: #fff4e0; color: #96650b; }
.badge--pagado { background: #e6f4ea; color: var(--admin-success); }
.badge--fallido, .badge--cancelado, .badge--incompleto { background: #fbeaea; color: var(--admin-danger); }
.badge--reembolsado { background: #eae6fb; color: #5b3fb0; }
.badge--disponible { background: #e6f4ea; color: var(--admin-success); }
.badge--agotado, .badge--no_disponible { background: #f1efeb; color: var(--admin-muted); }
.badge--gestionado { background: #e6f4ea; color: var(--admin-success); }
.badge--pendiente-gestion { background: #fff4e0; color: #96650b; }
.badge--emitida { background: #e6f4ea; color: var(--admin-success); }
.badge--anulada { background: #fbeaea; color: var(--admin-danger); }
.badge--enviado { background: #e6f4ea; color: var(--admin-success); }
.badge--facturada, .badge--facturado { background: #eae6fb; color: #5b3fb0; }

.admin-tabs { display: flex; gap: 0.5rem; margin-bottom: 1rem; overflow-x: auto; }
.admin-tabs a, .admin-tabs button {
    padding: 0.5rem 1rem;
    border-radius: 999px;
    text-decoration: none;
    color: var(--admin-muted);
    font-size: 0.85rem;
    border: 1px solid var(--admin-border);
    background: #fff;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    flex: none;
}
.admin-tabs a.is-active, .admin-tabs button.is-active { background: var(--admin-text); color: #fff; border-color: var(--admin-text); }

.admin-form label { display: block; margin-bottom: 0.35rem; font-size: 0.85rem; font-weight: 600; color: var(--admin-muted); }
.admin-form .field { margin-bottom: 1.1rem; }
.admin-form input[type="text"], .admin-form input[type="email"], .admin-form input[type="number"],
.admin-form input[type="password"], .admin-form select, .admin-form textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--admin-border);
    border-radius: 6px;
    font-size: 0.9rem;
    font-family: inherit;
    background: #fff;
    color: var(--admin-text);
}
.admin-form textarea { min-height: 120px; resize: vertical; }
.admin-select { padding: 0.5rem 0.75rem; font-size: 0.95rem; font-family: inherit; border: 1px solid var(--admin-border); border-radius: 6px; background: #fff; color: var(--admin-text); }
.admin-search { padding: 0.5rem 0.75rem; font-size: 0.95rem; font-family: inherit; border: 1px solid var(--admin-border); border-radius: 6px; background: #fff; color: var(--admin-text); width: 260px; }
.admin-form input[readonly] { background: #f4f2ef; color: var(--admin-muted); cursor: not-allowed; }

.admin-password-field { position: relative; }
.admin-password-field input { padding-right: 2.5rem !important; }
.admin-password-toggle {
    position: absolute;
    right: 0.35rem;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    color: var(--admin-muted);
}
.admin-password-toggle:hover { color: var(--admin-text); background: #efece7; }

.admin-form .field-hint { color: var(--admin-muted); font-size: 0.78rem; margin-top: 0.25rem; }
.admin-form .field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; }
.admin-form fieldset { border: 1px solid var(--admin-border); border-radius: 10px; padding: 1.25rem; margin-bottom: 1.5rem; }
.admin-form legend { font-weight: 600; padding: 0 0.5rem; }

.admin-checkbox-group { display: flex; gap: 1.25rem; flex-wrap: wrap; margin-top: 0.25rem; }
.admin-checkbox { display: flex !important; align-items: center; gap: 0.4rem; font-weight: 400 !important; font-size: 0.9rem !important; color: var(--admin-text) !important; margin-bottom: 0 !important; }
.admin-checkbox input { width: auto !important; }

.admin-country-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.5rem 1rem;
    max-height: 320px;
    overflow-y: auto;
    padding: 0.75rem;
    margin-top: 0.25rem;
    border: 1px solid var(--admin-border);
    border-radius: 8px;
}

.admin-login {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: radial-gradient(circle at top, #3a332c 0%, #1c1916 100%);
    padding: 1.5rem;
}
.admin-login__card {
    position: relative;
    background: #fff;
    border-radius: 14px;
    padding: 2.5rem;
    width: 100%;
    max-width: 360px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
    animation: admin-modal-in 0.18s ease-out;
}
.admin-login__card h1 { margin-top: 0; font-size: 1.3rem; }
.admin-login__close {
    position: absolute;
    top: 1rem;
    right: 1.1rem;
    color: var(--admin-muted);
    text-decoration: none;
    font-size: 1.1rem;
    line-height: 1;
}
.admin-login__close:hover { color: var(--admin-text); }

@keyframes admin-modal-in {
    from { opacity: 0; transform: translateY(8px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.admin-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(28, 25, 22, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    z-index: 100;
}
.admin-modal-overlay[hidden] { display: none; }
.admin-modal {
    position: relative;
    background: var(--admin-panel);
    border-radius: 14px;
    padding: 2rem;
    width: 100%;
    max-width: 600px;
    max-height: calc(100vh - 3rem);
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
    animation: admin-modal-in 0.18s ease-out;
}
.admin-modal h2 { margin-top: 0; }
.admin-modal__close {
    position: absolute;
    top: 1rem;
    right: 1.1rem;
    color: var(--admin-muted);
    text-decoration: none;
    font-size: 1.1rem;
    line-height: 1;
    background: none;
    border: none;
    cursor: pointer;
}
.admin-modal__close:hover { color: var(--admin-text); }

.admin-image-grid { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1rem; }
.admin-image-grid__item {
    width: 140px;
    border: 1px solid var(--admin-border);
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
    cursor: grab;
}
.admin-image-grid__item.is-primary { border-color: var(--admin-accent); box-shadow: 0 0 0 2px var(--admin-accent); }
.admin-image-grid__item img { width: 100%; height: 100px; object-fit: cover; display: block; }
.admin-image-grid__item .actions { padding: 0.4rem; display: flex; gap: 0.3rem; flex-wrap: wrap; }

.text-muted { color: var(--admin-muted); }
.admin-detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 1.5rem; align-items: start; }
/* Los hijos de un grid no se encogen por debajo del ancho mínimo de su
   contenido (aquí, la tabla con min-width:640px) a menos que se indique
   min-width:0 explícitamente — si no, esa tabla fuerza el ancho de toda la
   página en móvil en vez de scrollear solo ella misma (admin-table-scroll). */
.admin-detail-grid > * { min-width: 0; }
@media (max-width: 900px) { .admin-detail-grid { grid-template-columns: 1fr; } }
.admin-detail-grid.admin-detail-grid--stacked { grid-template-columns: 1fr; }

.msg-thread { display: flex; flex-direction: column; gap: 2rem; margin-bottom: 2rem; width: 100%; max-height: 520px; overflow-y: auto; overflow-x: hidden; padding: 0.5rem 0.5rem 0.5rem 0; }
.msg-bubble {
    position: relative;
    max-width: 78%;
    padding: 0.85rem 1.1rem;
    border-radius: 16px;
    border: 1px solid var(--admin-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}
.msg-bubble--recibido { align-self: flex-start; background: var(--admin-bg); }
.msg-bubble--enviado { align-self: flex-end; background: #fbe9e0; border-color: #f0cdb8; }
.msg-bubble::after {
    content: '';
    position: absolute;
    bottom: 12px;
    width: 14px;
    height: 14px;
    border-radius: 3px;
}
.msg-bubble--recibido::after {
    left: -7px;
    background: var(--admin-bg);
    border-left: 1px solid var(--admin-border);
    border-bottom: 1px solid var(--admin-border);
    transform: rotate(45deg);
}
.msg-bubble--enviado::after {
    right: -7px;
    background: #fbe9e0;
    border-right: 1px solid #f0cdb8;
    border-bottom: 1px solid #f0cdb8;
    transform: rotate(-45deg);
}
.msg-bubble__meta { display: flex; justify-content: space-between; gap: 1rem; font-size: 0.78rem; color: var(--admin-muted); margin-bottom: 0.4rem; }
.msg-bubble__meta strong { color: var(--admin-text); }
.msg-bubble__body { font-size: 0.9rem; line-height: 1.5; white-space: pre-wrap; }
.msg-reply-form { border-top: 1px solid var(--admin-border); padding-top: 1.25rem; }
.msg-reply-form textarea { min-height: 100px; }