/* ==========================================================================
   AreteFit Admin Panel — Dark Theme (awifit.es style)
   ========================================================================== */

:root {
    --af-bg:          #0a0a0a;
    --af-bg-card:     #141414;
    --af-bg-sidebar:  #111111;
    --af-bg-input:    #1a1a1a;
    --af-border:      #222222;
    --af-border-light:#2a2a2a;
    --af-text:        #f0f0f0;
    --af-text-muted:  #888888;
    --af-text-dim:    #555555;
    --af-accent:      #EEA63D;
    --af-accent-hover:#d4ff55;
    --af-accent-dark: #a8d435;
    --af-danger:      #f44336;
    --af-success:     #4caf50;
    --af-warning:     #ff9800;
    --af-info:        #29b6f6;
    --af-radius:      12px;
    --af-radius-sm:   8px;
    --af-radius-lg:   16px;
    --af-sidebar-w:   260px;
    --af-topbar-h:    64px;
    --af-transition:  all 0.25s cubic-bezier(.4,0,.2,1);
}

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

html { height: 100%; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--af-bg);
    color: var(--af-text);
    margin: 0;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 14px;
    line-height: 1.6;
}

a { color: var(--af-accent); text-decoration: none; transition: var(--af-transition); }
a:hover { color: var(--af-accent-hover); }

::selection {
    background: var(--af-accent);
    color: #000;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--af-bg); }
::-webkit-scrollbar-thumb { background: #333; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #444; }

/* ==========================================================================
   ADMIN LAYOUT — Sidebar + Topbar + Content
   ========================================================================== */

/* ---------- Sidebar ---------- */
.af-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--af-sidebar-w);
    height: 100vh;
    background: var(--af-bg-sidebar);
    border-right: 1px solid var(--af-border);
    display: flex;
    flex-direction: column;
    z-index: 1040;
    transition: transform 0.3s ease;
}

.af-sidebar-brand {
    height: var(--af-topbar-h);
    display: flex;
    align-items: center;
    padding: 0 24px;
    border-bottom: 1px solid var(--af-border);
    flex-shrink: 0;
}

.af-sidebar-brand .brand-logo {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: #fff;
}

.af-sidebar-brand .brand-logo span {
    color: var(--af-accent);
}

.af-sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 16px 12px;
}

.af-sidebar-nav .nav-section {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--af-text-dim);
    padding: 16px 12px 8px;
    margin-top: 8px;
}

.af-sidebar-nav .nav-section:first-child {
    margin-top: 0;
    padding-top: 4px;
}

.af-sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--af-radius-sm);
    color: var(--af-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--af-transition);
    margin-bottom: 2px;
}

.af-sidebar-nav .nav-link i {
    font-size: 1.15rem;
    width: 22px;
    text-align: center;
    flex-shrink: 0;
}

.af-sidebar-nav .nav-link:hover {
    background: rgba(255,255,255,0.05);
    color: var(--af-text);
}

.af-sidebar-nav .nav-link.active {
    background: rgba(200, 245, 66, 0.1);
    color: var(--af-accent);
}

.af-sidebar-nav .nav-link.active i {
    color: var(--af-accent);
}

.af-sidebar-footer {
    border-top: 1px solid var(--af-border);
    padding: 16px;
    flex-shrink: 0;
}

.af-sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.af-sidebar-footer .user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--af-accent), var(--af-accent-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: #000;
    flex-shrink: 0;
}

.af-sidebar-footer .user-name {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--af-text);
    line-height: 1.2;
}

.af-sidebar-footer .user-role {
    font-size: 0.75rem;
    color: var(--af-text-dim);
}

/* ---------- Main wrapper ---------- */
.af-main {
    margin-left: var(--af-sidebar-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ---------- Topbar ---------- */
.af-topbar {
    height: var(--af-topbar-h);
    border-bottom: 1px solid var(--af-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    background: rgba(10,10,10,0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 1030;
    flex-shrink: 0;
}

.af-topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.af-topbar-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
}

.af-topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.af-topbar .btn-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--af-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--af-border);
    color: var(--af-text-muted);
    transition: var(--af-transition);
    cursor: pointer;
    font-size: 1.1rem;
}

.af-topbar .btn-icon:hover {
    background: rgba(255,255,255,0.05);
    color: var(--af-text);
    border-color: var(--af-border-light);
}

.btn-sidebar-toggle {
    display: none;
}

/* ---------- Content ---------- */
.af-content {
    flex: 1;
    padding: 32px;
}

/* ---------- Footer ---------- */
.af-footer {
    border-top: 1px solid var(--af-border);
    padding: 20px 32px;
    font-size: 0.8rem;
    color: var(--af-text-dim);
    display: flex;
    justify-content: space-between;
    flex-shrink: 0;
}

/* ==========================================================================
   COMPONENTS
   ========================================================================== */

/* ---------- Cards ---------- */
.af-card {
    background: var(--af-bg-card);
    border: 1px solid var(--af-border);
    border-radius: var(--af-radius);
    padding: 24px;
    transition: var(--af-transition);
}

.af-card:hover {
    border-color: var(--af-border-light);
}

.af-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.af-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
}

/* ---------- Stat Cards ---------- */
.af-stat-card {
    background: var(--af-bg-card);
    border: 1px solid var(--af-border);
    border-radius: var(--af-radius);
    padding: 24px;
    transition: var(--af-transition);
    position: relative;
    overflow: hidden;
}

.af-stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--af-accent);
    opacity: 0;
    transition: var(--af-transition);
}

.af-stat-card:hover {
    border-color: var(--af-border-light);
    transform: translateY(-2px);
}

.af-stat-card:hover::after {
    opacity: 1;
}

.af-stat-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--af-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 16px;
}

.af-stat-icon.accent {
    background: rgba(200, 245, 66, 0.12);
    color: var(--af-accent);
}

.af-stat-icon.info {
    background: rgba(41, 182, 246, 0.12);
    color: var(--af-info);
}

.af-stat-icon.warning {
    background: rgba(255, 152, 0, 0.12);
    color: var(--af-warning);
}

.af-stat-icon.success {
    background: rgba(76, 175, 80, 0.12);
    color: var(--af-success);
}

.af-stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    margin-bottom: 4px;
}

.af-stat-label {
    font-size: 0.8rem;
    color: var(--af-text-muted);
    font-weight: 500;
}

.af-stat-change {
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 8px;
}

.af-stat-change.up { color: var(--af-success); }
.af-stat-change.down { color: var(--af-danger); }

/* ---------- Buttons ---------- */
.btn-af-primary {
    background: var(--af-accent);
    color: #000;
    border: none;
    border-radius: var(--af-radius-sm);
    padding: 10px 20px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--af-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-af-primary:hover {
    background: var(--af-accent-hover);
    color: #000;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(200, 245, 66, 0.25);
}

.btn-af-secondary {
    background: transparent;
    color: var(--af-text);
    border: 1px solid var(--af-border);
    border-radius: var(--af-radius-sm);
    padding: 10px 20px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--af-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-af-secondary:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--af-border-light);
    color: #fff;
}

.btn-af-danger {
    background: rgba(244, 67, 54, 0.1);
    color: var(--af-danger);
    border: 1px solid rgba(244, 67, 54, 0.2);
    border-radius: var(--af-radius-sm);
    padding: 10px 20px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--af-transition);
}

.btn-af-danger:hover {
    background: rgba(244, 67, 54, 0.2);
    border-color: rgba(244, 67, 54, 0.3);
}

/* ---------- Forms ---------- */
.form-control,
.form-select {
    background: var(--af-bg-input);
    border: 1px solid var(--af-border);
    border-radius: var(--af-radius-sm);
    color: var(--af-text);
    padding: 10px 14px;
    font-size: 0.9rem;
    transition: var(--af-transition);
}

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

.form-control:focus,
.form-select:focus {
    background: var(--af-bg-input);
    border-color: var(--af-accent);
    color: var(--af-text);
    box-shadow: 0 0 0 3px rgba(200, 245, 66, 0.1);
}

.form-label,
label {
    color: var(--af-text-muted);
    font-weight: 500;
    font-size: 0.85rem;
    margin-bottom: 6px;
}

.form-check-input {
    background-color: var(--af-bg-input);
    border-color: var(--af-border-light);
}

.form-check-input:checked {
    background-color: var(--af-accent);
    border-color: var(--af-accent);
}

.form-check-label {
    color: var(--af-text-muted);
    font-size: 0.85rem;
}

.invalid-feedback,
.help-block-error {
    color: var(--af-danger);
    font-size: 0.8rem;
}

.has-error .form-control {
    border-color: rgba(244, 67, 54, 0.5);
}

/* ---------- Tables ---------- */
.table {
    color: var(--af-text);
    --bs-table-bg: transparent;
}

.table thead th {
    background: var(--af-bg-input);
    border-bottom: 1px solid var(--af-border);
    color: var(--af-text-muted);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 12px 16px;
}

.table tbody td {
    border-bottom: 1px solid var(--af-border);
    padding: 14px 16px;
    vertical-align: middle;
    font-size: 0.875rem;
}

.table tbody tr:hover {
    background: rgba(255,255,255,0.02);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    --bs-table-bg-type: rgba(255,255,255,0.015);
}

/* ---------- Grid View (Yii) ---------- */
.af-grid-wrapper {
    background: var(--af-bg-card);
    border: 1px solid var(--af-border);
    border-radius: var(--af-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.af-grid-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    border-bottom: 1px solid var(--af-border);
    background: rgba(255, 255, 255, 0.01);
}

.af-grid-summary {
    font-size: 0.85rem;
    color: var(--af-text-muted);
    font-weight: 500;
}

.af-grid-toolbar-right .pagination {
    margin: 0;
}

.af-grid-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.af-grid-table thead th {
    background: linear-gradient(120deg, rgba(255,255,255,0.02), rgba(255,255,255,0));
    border-bottom: 1px solid var(--af-border);
    color: var(--af-text-muted);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    padding: 14px 20px;
}

.af-grid-filters td {
    background: var(--af-bg);
    padding: 12px 20px;
}

.af-grid-filters input,
.af-grid-filters select {
    width: 100%;
    background: var(--af-bg-input);
    border-radius: var(--af-radius-sm);
}

.af-grid-row td {
    border-bottom: 1px solid var(--af-border);
    padding: 16px 20px;
    font-size: 0.9rem;
    transition: var(--af-transition);
    color: var(--af-text)
}

.af-grid-row:hover td {
    background: rgba(255,255,255,0.02);
}

.af-grid-footer {
    border-top: 1px solid var(--af-border);
    padding: 16px 24px;
    display: flex;
    justify-content: flex-end;
}

.af-grid-pagination {
    gap: 6px;
}

.af-grid-pagination .page-item {
    list-style: none;
}

.af-grid-pagination .page-link {
    border-radius: var(--af-radius-sm) !important;
}

.af-grid-pagination .page-link i {
    font-size: 0.85rem;
}

/* Mantén compatibilidad con selectores legacy */
.grid-view th,
.grid-view td:last-child {
    white-space: nowrap;
}

.grid-view .filters input,
.grid-view .filters select {
    min-width: 50px;
}

a.asc:after, a.desc:after {
    content: '';
    left: 3px;
    display: inline-block;
    width: 0;
    height: 0;
    border: solid 5px transparent;
    margin: 4px 4px 2px 4px;
    background: transparent;
}

a.asc:after {
    border-bottom: solid 7px var(--af-accent);
    border-top-width: 0;
}

a.desc:after {
    border-top: solid 7px var(--af-accent);
    border-bottom-width: 0;
}

/* ---------- Alerts ---------- */
.alert {
    border-radius: var(--af-radius-sm);
    border: none;
    font-size: 0.875rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(76, 175, 80, 0.12);
    color: var(--af-success);
    border-left: 3px solid var(--af-success);
}

.alert-danger {
    background: rgba(244, 67, 54, 0.12);
    color: var(--af-danger);
    border-left: 3px solid var(--af-danger);
}

.alert-warning {
    background: rgba(255, 152, 0, 0.12);
    color: var(--af-warning);
    border-left: 3px solid var(--af-warning);
}

.alert-info {
    background: rgba(41, 182, 246, 0.12);
    color: var(--af-info);
    border-left: 3px solid var(--af-info);
}

/* ---------- Breadcrumbs ---------- */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 0;
    font-size: 0.85rem;
}

.breadcrumb-item a {
    color: var(--af-text-muted);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--af-accent);
}

.breadcrumb-item.active {
    color: var(--af-text-dim);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--af-text-dim);
}

/* ---------- Badge / Tag ---------- */
.af-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.af-badge.accent {
    background: rgba(200, 245, 66, 0.12);
    color: var(--af-accent);
}

.af-badge.success {
    background: rgba(76, 175, 80, 0.12);
    color: var(--af-success);
}

.af-badge.danger {
    background: rgba(244, 67, 54, 0.12);
    color: var(--af-danger);
}

.af-badge.warning {
    background: rgba(255, 152, 0, 0.12);
    color: var(--af-warning);
}

/* ---------- Pagination (Yii) ---------- */
.pagination {
    gap: 4px;
}

.pagination .page-link {
    background: var(--af-bg-card);
    border: 1px solid var(--af-border);
    color: var(--af-text-muted);
    border-radius: var(--af-radius-sm) !important;
    padding: 6px 12px;
    font-size: 0.85rem;
    transition: var(--af-transition);
}

.pagination .page-link:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--af-border-light);
    color: var(--af-text);
}

.pagination .page-item.active .page-link {
    background: var(--af-accent);
    border-color: var(--af-accent);
    color: #000;
}

.pagination .page-item.disabled .page-link {
    background: transparent;
    border-color: var(--af-border);
    color: var(--af-text-dim);
}

/* ---------- Error Summary ---------- */
.error-summary {
    color: var(--af-danger);
    background: rgba(244, 67, 54, 0.08);
    border-left: 3px solid var(--af-danger);
    padding: 12px 20px;
    margin: 0 0 15px 0;
    border-radius: var(--af-radius-sm);
}

/* ---------- Hint Block ---------- */
.hint-block {
    display: block;
    margin-top: 5px;
    color: var(--af-text-dim);
    font-size: 0.8rem;
}

.not-set {
    color: var(--af-danger);
    font-style: italic;
}

/* ==========================================================================
   LOGIN / AUTH PAGES (Blank Layout)
   ========================================================================== */
.af-auth-wrapper {
    min-height: 100vh;
    display: flex;
    background: var(--af-bg);
}

.af-auth-left {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.af-auth-right {
    width: 50%;
    background: linear-gradient(135deg, #111 0%, #1a1a1a 50%, #0f1a0a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.af-auth-right::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(200,245,66,0.15) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.af-auth-right-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 40px;
    max-width: 400px;
}

.af-auth-right-content .brand-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: var(--af-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 32px;
    font-size: 2.2rem;
    color: #000;
    font-weight: 900;
}

.af-auth-right-content h2 {
    color: #fff;
    font-weight: 800;
    font-size: 2rem;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.af-auth-right-content p {
    color: var(--af-text-muted);
    font-size: 1rem;
    line-height: 1.7;
}

.af-auth-form {
    width: 100%;
    max-width: 400px;
}

.af-auth-form .auth-brand {
    margin-bottom: 40px;
}

.af-auth-form .auth-brand h1 {
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.5px;
    margin: 0 0 6px;
}

.af-auth-form .auth-brand h1 span {
    color: var(--af-accent);
}

.af-auth-form .auth-brand p {
    color: var(--af-text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.af-auth-form h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.af-auth-form .auth-subtitle {
    color: var(--af-text-muted);
    font-size: 0.9rem;
    margin-bottom: 32px;
}

.af-auth-form .form-group {
    margin-bottom: 20px;
}

.af-auth-form .form-control {
    background: var(--af-bg-input);
    border: 1px solid var(--af-border);
    border-radius: var(--af-radius-sm);
    color: #fff;
    padding: 12px 16px;
    font-size: 0.9rem;
}

.af-auth-form .form-control:focus {
    border-color: var(--af-accent);
    box-shadow: 0 0 0 3px rgba(200, 245, 66, 0.1);
    background: var(--af-bg-input);
    color: #fff;
}

.af-auth-form .btn-af-auth {
    width: 100%;
    background: var(--af-accent);
    color: #000;
    border: none;
    border-radius: var(--af-radius-sm);
    padding: 13px;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    transition: var(--af-transition);
    margin-top: 8px;
}

.af-auth-form .btn-af-auth:hover {
    background: var(--af-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(200, 245, 66, 0.25);
    color: #000;
}

.af-auth-form .btn-af-auth:active {
    transform: translateY(0);
}

.af-auth-form .auth-links {
    text-align: center;
    margin-top: 24px;
}

.af-auth-form .auth-links a {
    color: var(--af-text-muted);
    font-size: 0.85rem;
    transition: var(--af-transition);
}

.af-auth-form .auth-links a:hover {
    color: var(--af-accent);
}

.af-auth-form .auth-links .sep {
    color: var(--af-text-dim);
    margin: 0 10px;
}

/* ---------- Navbar overrides (for logout etc) ---------- */
.navbar form > button.logout {
    padding-top: 7px;
    color: var(--af-text-muted);
}

.navbar form > button.logout:focus,
.navbar form > button.logout:hover {
    text-decoration: none;
    color: var(--af-text);
}

.navbar form > button.logout:focus {
    outline: none;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 991px) {
    .af-sidebar {
        transform: translateX(-100%);
    }

    .af-sidebar.show {
        transform: translateX(0);
    }

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

    .btn-sidebar-toggle {
        display: flex;
    }

    .af-sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.6);
        z-index: 1035;
    }

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

    .af-auth-right {
        display: none;
    }

    .af-auth-left {
        padding: 24px;
    }
}

@media (max-width: 576px) {
    .af-content {
        padding: 20px 16px;
    }

    .af-topbar {
        padding: 0 16px;
    }

    .af-footer {
        padding: 16px;
        flex-direction: column;
        gap: 4px;
    }
}

/* ---------- Utilities ---------- */
.text-accent { color: var(--af-accent) !important; }
.bg-accent { background-color: var(--af-accent) !important; }
.border-accent { border-color: var(--af-accent) !important; }

/* ---------- Custom Avatar ---------- */
.avatar-rounded {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--af-border-light);
    background: var(--af-bg-card);
    transition: var(--af-transition);
}

.avatar-rounded:hover {
    border-color: var(--af-accent);
}