:root {
    --admin-bg: #f6f7fb;
    --admin-surface: #ffffff;
    --admin-surface-2: #f9fafc;
    --admin-border: #e9edf5;
    --admin-text: #1f2937;
    --admin-muted: #7b8794;
    --admin-primary: #5b7cff;
    --admin-primary-soft: #eef2ff;
    --admin-hover: #f4f7ff;
    --admin-shadow: 0 10px 30px rgba(17, 24, 39, 0.06);
    --admin-radius-xl: 24px;
    --admin-radius-lg: 18px;
    --admin-radius-md: 14px;
    --sidebar-width: 290px;
    --sidebar-width-collapsed: 94px;
    --topbar-height: 74px;
}

html, body {
    min-height: 100%;
}

    body.admin-body {
        margin: 0;
        background: linear-gradient(180deg, #fff7ef 0%, #f7f8fc 180px, #f6f7fb 100%);
        font-family: 'Inter', sans-serif;
        color: var(--admin-text);
    }

/* SHELL */
.admin-shell {
    min-height: 100vh;
    display: flex;
}

/* SIDEBAR */
.admin-sidebar {
    width: var(--sidebar-width);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-right: 1px solid var(--admin-border);
    padding: 18px 14px;
    position: sticky;
    top: 0;
    height: 100vh;
    transition: width .25s ease, transform .25s ease;
    z-index: 1040;
    box-shadow: inset -1px 0 0 rgba(0,0,0,.02);
}

.admin-sidebar-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 18px;
    padding: 6px 6px 14px 6px;
    border-bottom: 1px solid var(--admin-border);
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.admin-brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: linear-gradient(135deg, #5b7cff, #6ea8ff);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    box-shadow: 0 8px 20px rgba(91, 124, 255, .25);
    flex-shrink: 0;
}

.admin-brand-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

    .admin-brand-text strong {
        color: #111827;
        font-size: .98rem;
        line-height: 1.1;
    }

    .admin-brand-text small {
        color: var(--admin-muted);
        font-size: .75rem;
        line-height: 1.1;
    }

.admin-sidebar-toggle,
.admin-mobile-toggle,
.admin-icon-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--admin-border);
    border-radius: 12px;
    background: #fff;
    color: #6b7280;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: .2s ease;
    box-shadow: 0 3px 10px rgba(0,0,0,.03);
}

    .admin-sidebar-toggle:hover,
    .admin-mobile-toggle:hover,
    .admin-icon-btn:hover {
        background: var(--admin-hover);
        color: var(--admin-primary);
        border-color: #dfe6ff;
    }

.admin-sidebar-scroll {
    overflow-y: auto;
    height: calc(100vh - 90px);
    padding-right: 2px;
}

    .admin-sidebar-scroll::-webkit-scrollbar {
        width: 6px;
    }

    .admin-sidebar-scroll::-webkit-scrollbar-thumb {
        background: #dbe3f1;
        border-radius: 20px;
    }

.admin-menu-group {
    margin-bottom: 10px;
}

.admin-menu-label {
    color: #9aa4b2;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 8px 12px;
    margin-bottom: 6px;
}

.admin-menu-link,
.admin-group-toggle,
.admin-submenu-link {
    text-decoration: none;
}

.admin-menu-link {
    min-height: 46px;
    border-radius: 14px;
    padding: 11px 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #4b5563;
    font-weight: 500;
    transition: .2s ease;
}

    .admin-menu-link i {
        font-size: 1rem;
        color: #7b8794;
    }

    .admin-menu-link:hover {
        background: var(--admin-hover);
        color: var(--admin-primary);
    }

        .admin-menu-link:hover i {
            color: var(--admin-primary);
        }

    .admin-menu-link.active {
        background: linear-gradient(90deg, #5b7cff, #7191ff);
        color: #fff;
        box-shadow: 0 10px 20px rgba(91,124,255,.20);
    }

        .admin-menu-link.active i {
            color: #fff;
        }

.admin-group-toggle {
    width: 100%;
    border: 0;
    background: transparent;
    padding: 11px 14px;
    min-height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #4b5563;
    transition: .2s ease;
}

    .admin-group-toggle:hover {
        background: var(--admin-hover);
        color: var(--admin-primary);
    }

.admin-group-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

    .admin-group-title i {
        color: #7b8794;
    }

.admin-group-arrow {
    font-size: .9rem;
    color: #98a2b3;
    transition: transform .2s ease;
}

.admin-group-toggle.expanded .admin-group-arrow {
    transform: rotate(180deg);
}

.admin-submenu {
    padding: 6px 0 2px 42px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.admin-submenu-link {
    min-height: 40px;
    border-radius: 12px;
    padding: 9px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #6b7280;
    font-size: .95rem;
    font-weight: 500;
    transition: .2s ease;
}

    .admin-submenu-link i {
        font-size: 1rem;
        color: #c0c7d4;
    }

    .admin-submenu-link:hover {
        background: #f7f9ff;
        color: var(--admin-primary);
    }

    .admin-submenu-link.active {
        background: #eef3ff;
        color: var(--admin-primary);
        font-weight: 700;
    }

/* MAIN */
.admin-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

/* TOPBAR */
.admin-topbar {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 14px 26px;
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(233, 237, 245, 0.95);
}

.admin-topbar-left,
.admin-topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-topbar-search {
    width: 340px;
    max-width: 100%;
    height: 44px;
    background: #fff;
    border: 1px solid var(--admin-border);
    border-radius: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 14px;
    box-shadow: 0 3px 12px rgba(0,0,0,.02);
}

    .admin-topbar-search i {
        color: #9aa4b2;
    }

    .admin-topbar-search .form-control {
        border: 0;
        box-shadow: none !important;
        padding: 0;
        font-size: .95rem;
        background: transparent;
    }

        .admin-topbar-search .form-control::placeholder {
            color: #a0a9b8;
        }

.admin-user-box {
    display: flex;
    align-items: center;
}

.admin-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffd9b8, #ffb8b8);
    color: #7a3c3c;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #fff;
    box-shadow: 0 4px 15px rgba(0,0,0,.06);
}

/* CONTENT */
.admin-content {
    padding: 24px 26px 28px;
}

.admin-page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.admin-page-title {
    margin: 0;
    font-size: 1.9rem;
    font-weight: 800;
    color: #111827;
    letter-spacing: -0.02em;
}

/* CARDS GENERALES */
.card,
.admin-card-soft {
    border: 1px solid rgba(233, 237, 245, 0.95) !important;
    border-radius: 20px !important;
    box-shadow: 0 10px 30px rgba(17, 24, 39, 0.04) !important;
}

    .card .card-header,
    .card .card-footer {
        background-color: #fff !important;
        border-color: rgba(233, 237, 245, 0.95) !important;
    }

/* SIDEBAR COLLAPSED */
body.admin-sidebar-collapsed .admin-sidebar {
    width: var(--sidebar-width-collapsed);
}

body.admin-sidebar-collapsed .admin-brand-text,
body.admin-sidebar-collapsed .admin-menu-label,
body.admin-sidebar-collapsed .admin-menu-link span,
body.admin-sidebar-collapsed .admin-group-title span,
body.admin-sidebar-collapsed .admin-group-arrow,
body.admin-sidebar-collapsed .admin-submenu {
    display: none !important;
}

body.admin-sidebar-collapsed .admin-sidebar-top {
    justify-content: center;
}

body.admin-sidebar-collapsed .admin-brand {
    justify-content: center;
}

body.admin-sidebar-collapsed .admin-group-toggle,
body.admin-sidebar-collapsed .admin-menu-link {
    justify-content: center;
    padding-left: 0;
    padding-right: 0;
}

body.admin-sidebar-collapsed .admin-group-title {
    justify-content: center;
    width: 100%;
}

body.admin-sidebar-collapsed .admin-group-toggle {
    pointer-events: none;
}

/* MOBILE */
.admin-sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.35);
    opacity: 0;
    visibility: hidden;
    transition: .25s ease;
    z-index: 1035;
}

@media (max-width: 991.98px) {
    .admin-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        transform: translateX(-100%);
        width: 290px;
        box-shadow: 0 20px 40px rgba(0,0,0,.12);
    }

    body.admin-sidebar-mobile-open .admin-sidebar {
        transform: translateX(0);
    }

    body.admin-sidebar-mobile-open .admin-sidebar-backdrop {
        opacity: 1;
        visibility: visible;
    }

    .admin-topbar {
        padding: 14px 18px;
    }

    .admin-content {
        padding: 20px 18px 24px;
    }

    .admin-topbar-search {
        width: 100%;
    }

    .admin-page-title {
        font-size: 1.55rem;
    }
}

@media (max-width: 767.98px) {
    .admin-topbar-search {
        display: none;
    }

    .admin-page-head {
        margin-bottom: 16px;
    }
}