/* =============================================================
   AdminPanel — Tema Escuro Corporativo
   Bootstrap 5 + CSS Custom Properties
   ============================================================= */

/* ── Custom Properties ──────────────────────────────────────── */
:root {
    --bg-base:        #0b0f2a;
    --bg-sidebar:     #0d1233;
    --bg-card:        #131840;
    --bg-card-2:      #1a2055;
    --bg-input:       #1c2248;
    --bg-topbar:      #0f1535;
    --bg-table-head:  #1e2a6e;
    --bg-hover:       #1f285c;
    --bg-footer:      #0d1233;

    --accent-purple:  #7c3aed;
    --accent-blue:    #3b82f6;
    --accent-cyan:    #06b6d4;
    --accent-green:   #10b981;
    --accent-red:     #ef4444;
    --accent-orange:  #f59e0b;

    --grad-primary:   linear-gradient(135deg, #7c3aed 0%, #3b82f6 100%);
    --grad-green:     linear-gradient(135deg, #059669 0%, #10b981 100%);
    --grad-orange:    linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    --grad-red:       linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    --grad-cyan:      linear-gradient(135deg, #0284c7 0%, #06b6d4 100%);

    --text-primary:   #e8eaf6;
    --text-secondary: #8892b0;
    --text-muted:     #4a5568;

    --border-color:   #1e2a6e;
    --border-subtle:  #1a1f4b;

    --sidebar-width:  260px;
    --topbar-height:  64px;

    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  16px;
    --radius-xl:  24px;

    --shadow-sm:  0 2px 8px rgba(0,0,0,.3);
    --shadow-md:  0 4px 20px rgba(0,0,0,.4);
    --shadow-lg:  0 8px 40px rgba(0,0,0,.5);
    --shadow-purple: 0 4px 20px rgba(124,58,237,.25);
    --shadow-blue:   0 4px 20px rgba(59,130,246,.25);
}

/* ── Reset / Base ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html, body {
    height: 100%;
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 14px;
    line-height: 1.6;
}

a { color: var(--accent-blue); text-decoration: none; }
a:hover { color: var(--accent-cyan); }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-sidebar); }
::-webkit-scrollbar-thumb { background: var(--bg-hover); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-purple); }

/* ── Layout Principal ────────────────────────────────────────── */
.wrapper {
    min-height: 100vh;
    position: relative;
}

/* ── Sidebar ─────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    min-height: 100vh;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-subtle);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    transition: transform .3s cubic-bezier(.4,0,.2,1);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border-subtle);
}

.brand-icon {
    width: 38px;
    height: 38px;
    background: var(--grad-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    box-shadow: var(--shadow-purple);
}

.brand-name {
    font-size: 17px;
    font-weight: 700;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: .3px;
}

.sidebar-admin {
    padding: 14px 16px;
}

.admin-avatar {
    width: 36px;
    height: 36px;
    background: var(--grad-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: #fff;
    flex-shrink: 0;
    box-shadow: var(--shadow-purple);
}

.admin-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.admin-role {
    font-size: 11px;
    color: var(--text-secondary);
}

.sidebar-divider {
    border-color: var(--border-subtle);
    margin: 4px 16px;
    opacity: 1;
}

/* Nav links da sidebar */
.sidebar .nav-link {
    color: var(--text-secondary);
    padding: 9px 14px;
    border-radius: var(--radius-md);
    font-size: 13.5px;
    font-weight: 500;
    transition: all .2s;
    display: flex;
    align-items: center;
    margin-bottom: 2px;
}

.sidebar .nav-link i { font-size: 16px; opacity: .8; }

.sidebar .nav-link:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    transform: translateX(3px);
}

.sidebar .nav-link.active {
    background: var(--grad-primary);
    color: #fff;
    box-shadow: var(--shadow-purple);
}

.sidebar .nav-link.active i { opacity: 1; }

.sidebar .nav-link.text-danger-soft {
    color: #fc8181;
}

.sidebar .nav-link.text-danger-soft:hover {
    background: rgba(239,68,68,.15);
    color: var(--accent-red);
}

/* Overlay mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.6);
    z-index: 999;
    backdrop-filter: blur(2px);
}

.sidebar-overlay.show { display: block; }

/* ── Main Content ────────────────────────────────────────────── */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    flex: 1;
    background: var(--bg-base);
}

.content-area {
    flex: 1;
    padding: 28px 28px 20px;
}

/* ── Topbar ──────────────────────────────────────────────────── */
.topbar {
    height: var(--topbar-height);
    background: var(--bg-topbar);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.topbar-title h6 { color: var(--text-primary); font-size: 15px; }

.topbar-avatar {
    width: 34px;
    height: 34px;
    background: var(--grad-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    color: #fff;
    box-shadow: var(--shadow-purple);
}

/* ── Botões ──────────────────────────────────────────────────── */
.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all .2s;
}

.btn-icon:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent-purple);
}

.btn-admin-menu {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    padding: 6px 12px;
    font-size: 13.5px;
    transition: all .2s;
}

.btn-admin-menu:hover {
    background: var(--bg-hover);
    border-color: var(--accent-purple);
    color: var(--text-primary);
}

.btn-purple {
    background: var(--grad-primary);
    border: none;
    color: #fff;
    font-weight: 500;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-purple);
    transition: opacity .2s, transform .15s;
}

.btn-purple:hover {
    opacity: .9;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(124,58,237,.4);
}

.btn-success-grad {
    background: var(--grad-green);
    border: none;
    color: #fff;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: opacity .2s;
}

.btn-success-grad:hover { opacity: .9; color: #fff; }

/* ── Cards ───────────────────────────────────────────────────── */
.card-dark {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform .2s, box-shadow .2s;
}

.card-dark:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.card-dark .card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-subtle);
    padding: 16px 20px;
}

.card-dark .card-body { padding: 20px; }

/* Stat cards do dashboard */
.stat-card {
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    padding: 22px;
    position: relative;
    overflow: hidden;
    transition: transform .2s, box-shadow .2s;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    opacity: .07;
    background: #fff;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-card.purple  { background: linear-gradient(135deg, #4c1d95 0%, #7c3aed 100%); }
.stat-card.blue    { background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%); }
.stat-card.green   { background: linear-gradient(135deg, #064e3b 0%, #10b981 100%); }
.stat-card.orange  { background: linear-gradient(135deg, #78350f 0%, #f59e0b 100%); }
.stat-card.cyan    { background: linear-gradient(135deg, #164e63 0%, #06b6d4 100%); }
.stat-card.red     { background: linear-gradient(135deg, #7f1d1d 0%, #ef4444 100%); }

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 14px;
    backdrop-filter: blur(4px);
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 13px;
    color: rgba(255,255,255,.75);
    font-weight: 500;
}

.stat-sub {
    font-size: 11px;
    color: rgba(255,255,255,.55);
    margin-top: 8px;
}

/* ── Tabelas ─────────────────────────────────────────────────── */
.table-dark-custom {
    color: var(--text-primary);
    border-color: var(--border-subtle);
}

.table-dark-custom thead th {
    background: var(--bg-table-head);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 12.5px;
    text-transform: uppercase;
    letter-spacing: .5px;
    border-color: var(--border-color);
    padding: 13px 16px;
    white-space: nowrap;
}

.table-dark-custom tbody tr {
    border-color: var(--border-subtle);
    transition: background .15s;
}

.table-dark-custom tbody tr:hover {
    background: var(--bg-hover);
}

.table-dark-custom tbody td {
    padding: 12px 16px;
    border-color: var(--border-subtle);
    vertical-align: middle;
}

.table-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
}

/* ── Formulários ─────────────────────────────────────────────── */
.form-control,
.form-select,
.form-control:focus,
.form-select:focus {
    background-color: var(--bg-input);
    border-color: var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-md);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(124,58,237,.2);
    background-color: var(--bg-input);
    color: var(--text-primary);
}

.form-control::placeholder { color: var(--text-secondary); }

.form-label {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
}

.input-group-text {
    background: var(--bg-card-2);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

/* ── Dropdown escuro ─────────────────────────────────────────── */
.dropdown-dark-custom {
    background: var(--bg-card-2);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    padding: 8px;
}

.dropdown-dark-custom .dropdown-header {
    color: var(--text-primary);
    padding: 8px 12px;
}

.dropdown-dark-custom .dropdown-item {
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-size: 13.5px;
    transition: all .15s;
}

.dropdown-dark-custom .dropdown-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.dropdown-dark-custom .dropdown-item.text-danger:hover {
    background: rgba(239,68,68,.1);
    color: var(--accent-red);
}

.dropdown-dark-custom .dropdown-divider {
    border-color: var(--border-subtle);
    margin: 6px 0;
}

/* ── Badges ──────────────────────────────────────────────────── */
.badge.bg-purple {
    background: var(--accent-purple) !important;
}

/* ── Alertas personalizados ──────────────────────────────────── */
.alert {
    border-radius: var(--radius-md);
    border: none;
    font-size: 13.5px;
}

.alert-success {
    background: rgba(16,185,129,.12);
    color: #6ee7b7;
    border-left: 3px solid var(--accent-green);
}

.alert-danger {
    background: rgba(239,68,68,.12);
    color: #fca5a5;
    border-left: 3px solid var(--accent-red);
}

.alert-warning {
    background: rgba(245,158,11,.12);
    color: #fcd34d;
    border-left: 3px solid var(--accent-orange);
}

.alert-info {
    background: rgba(6,182,212,.12);
    color: #67e8f9;
    border-left: 3px solid var(--accent-cyan);
}

/* ── Login ───────────────────────────────────────────────────── */
.login-wrapper {
    min-height: 100vh;
    background: radial-gradient(ellipse at 60% 0%, #1e1b4b 0%, #0b0f2a 50%, #0d1233 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px rgba(0,0,0,.6), 0 0 0 1px rgba(124,58,237,.1);
    width: 100%;
    max-width: 420px;
    padding: 48px 40px;
    animation: slideUp .4s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.login-logo {
    width: 60px;
    height: 60px;
    background: var(--grad-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: #fff;
    margin: 0 auto 24px;
    box-shadow: var(--shadow-purple);
}

.login-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 4px;
}

.login-subtitle {
    color: var(--text-secondary);
    text-align: center;
    font-size: 13px;
    margin-bottom: 32px;
}

.btn-login {
    background: var(--grad-primary);
    border: none;
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    padding: 12px;
    border-radius: var(--radius-md);
    width: 100%;
    transition: all .2s;
    box-shadow: var(--shadow-purple);
}

.btn-login:hover {
    opacity: .9;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 8px 30px rgba(124,58,237,.5);
}

/* ── Page Header ─────────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 16px;
}

.page-header-title h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 2px;
    color: var(--text-primary);
}

.page-header-title p {
    color: var(--text-secondary);
    font-size: 13px;
    margin: 0;
}

/* ── Filtros / Search ────────────────────────────────────────── */
.filter-bar {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    margin-bottom: 20px;
}

/* ── Paginação ───────────────────────────────────────────────── */
.pagination .page-link {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    margin: 0 2px;
    font-size: 13px;
    padding: 6px 12px;
    transition: all .2s;
}

.pagination .page-item.active .page-link {
    background: var(--grad-primary);
    border-color: transparent;
    color: #fff;
    box-shadow: var(--shadow-purple);
}

.pagination .page-link:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent-purple);
}

.pagination .page-item.disabled .page-link {
    background: var(--bg-card);
    color: var(--text-muted);
}

/* ── Footer ──────────────────────────────────────────────────── */
.main-footer {
    background: var(--bg-footer);
    border-top: 1px solid var(--border-subtle);
}

/* ── Image preview ───────────────────────────────────────────── */
.img-preview-box {
    width: 100px;
    height: 100px;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    object-fit: cover;
    background: var(--bg-card-2);
}

/* ── Profile card ────────────────────────────────────────────── */
.profile-avatar {
    width: 80px;
    height: 80px;
    background: var(--grad-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    box-shadow: var(--shadow-purple);
}

/* ── Seção de atividade recente ──────────────────────────────── */
.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.activity-item:last-child { border-bottom: none; }

.activity-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 5px;
    flex-shrink: 0;
}

.activity-text { font-size: 13px; color: var(--text-primary); }
.activity-time { font-size: 11.5px; color: var(--text-secondary); }

/* ── Miscellaneous ───────────────────────────────────────────── */
.text-purple    { color: var(--accent-purple) !important; }
.text-cyan      { color: var(--accent-cyan)   !important; }
.border-purple  { border-color: var(--accent-purple) !important; }
.bg-card        { background: var(--bg-card) !important; }
.bg-card-2      { background: var(--bg-card-2) !important; }
.rounded-custom { border-radius: var(--radius-lg) !important; }

.divider-gradient {
    height: 2px;
    background: var(--grad-primary);
    border: none;
    border-radius: 1px;
    margin: 20px 0;
}

/* ── Responsividade ──────────────────────────────────────────── */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(calc(-1 * var(--sidebar-width)));
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }

    .main-content {
        margin-left: 0;
    }

    .content-area {
        padding: 20px 16px;
    }

    .page-header {
        flex-wrap: wrap;
    }
}

@media (max-width: 767.98px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .page-header > .btn,
    .page-header > a.btn,
    .page-header > div.d-flex {
        width: 100%;
    }

    .filter-bar {
        padding: 14px 16px;
    }

    .table-dark-custom thead th {
        padding: 10px 12px;
    }

    .table-dark-custom tbody td {
        padding: 10px 12px;
    }

    .card-dark .card-body {
        padding: 16px;
    }

    .card-dark .card-header {
        padding: 12px 16px;
    }

    .topbar {
        padding-left: 12px !important;
        padding-right: 12px !important;
    }

    .main-footer .d-flex {
        flex-direction: column;
        text-align: center;
        gap: 4px !important;
    }

    .pagination {
        flex-wrap: wrap;
        gap: 4px;
    }
}

@media (max-width: 575.98px) {
    .login-card { padding: 32px 24px; }
    .stat-card  { padding: 18px; }
    .stat-value { font-size: 22px; }

    .content-area {
        padding: 14px 12px;
    }

    .filter-bar {
        padding: 12px;
    }

    .table-dark-custom thead th,
    .table-dark-custom tbody td {
        padding: 8px 10px;
        font-size: 12px;
    }

    .topbar {
        height: 56px;
    }

    .card-dark .card-body {
        padding: 12px;
    }
}