/* ============================================================
   Education Tutoring Services - Professional Theme
   Color Palette:
   - Primary:    #1B2A4A (Deep Navy)
   - Secondary:  #2D6A4F (Forest Green)
   - Accent:     #E07A5F (Warm Coral)
   - Info:       #457B9D (Steel Blue)
   - Light:      #F1FAEE (Soft Mint)
   - Surface:    #F8F9FA (Light Gray)
   - Dark:       #1D3557 (Dark Navy)
   ============================================================ */

:root {
    --ets-primary: #1B2A4A;
    --ets-primary-light: #264166;
    --ets-secondary: #2D6A4F;
    --ets-secondary-light: #40916C;
    --ets-accent: #E07A5F;
    --ets-accent-light: #F2A892;
    --ets-info: #457B9D;
    --ets-info-light: #6BA3BE;
    --ets-light: #F1FAEE;
    --ets-surface: #F8F9FA;
    --ets-dark: #1D3557;
    --ets-warning: #E9C46A;
    --ets-danger: #E63946;
    --ets-success: #2D6A4F;
    --ets-text: #2B2D42;
    --ets-text-muted: #6C757D;
    --ets-border: #DEE2E6;
    --ets-card-shadow: 0 2px 12px rgba(27, 42, 74, 0.08);
    --ets-card-hover-shadow: 0 6px 24px rgba(27, 42, 74, 0.15);
    --ets-radius: 10px;
    --ets-radius-sm: 6px;
    --ets-radius-lg: 16px;
    --ets-transition: all 0.25s ease;
    --sidebar-width: 260px;
}

/* ============ Base ============ */
* { box-sizing: border-box; }

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--ets-surface);
    color: var(--ets-text);
    line-height: 1.6;
    margin: 0;
}

a { color: var(--ets-info); text-decoration: none; transition: var(--ets-transition); }
a:hover { color: var(--ets-primary); }

/* ============ Sidebar Layout ============ */
.ets-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--ets-primary) 0%, var(--ets-dark) 100%);
    color: #fff;
    z-index: 1040;
    overflow-y: auto;
    transition: var(--ets-transition);
    display: flex;
    flex-direction: column;
}

.ets-sidebar-brand {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.ets-sidebar-brand h4 {
    margin: 0;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    color: #fff;
}

.ets-sidebar-brand small {
    color: rgba(255,255,255,0.5);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.ets-sidebar-nav {
    flex: 1;
    padding: 16px 0;
}

.ets-sidebar-section {
    padding: 0 12px;
    margin-bottom: 8px;
}

.ets-sidebar-section-title {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: rgba(255,255,255,0.35);
    padding: 12px 16px 6px;
    font-weight: 600;
}

.ets-sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: rgba(255,255,255,0.75);
    border-radius: var(--ets-radius-sm);
    transition: var(--ets-transition);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
}

.ets-sidebar-link:hover {
    background: rgba(255,255,255,0.1);
    color: #fff;
    text-decoration: none;
}

.ets-sidebar-link.active {
    background: rgba(255,255,255,0.15);
    color: #fff;
    font-weight: 600;
}

.ets-sidebar-link i {
    width: 20px;
    text-align: center;
    font-size: 0.95rem;
}

.ets-sidebar-link .badge {
    margin-left: auto;
    font-size: 0.7rem;
}

.ets-sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.ets-sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ets-sidebar-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--ets-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: #fff;
    flex-shrink: 0;
}

.ets-sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.ets-sidebar-user-info .name {
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ets-sidebar-user-info .role {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.5);
    text-transform: capitalize;
}

/* Main Content */
.ets-main {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: var(--ets-transition);
}

.ets-topbar {
    background: #fff;
    border-bottom: 1px solid var(--ets-border);
    padding: 12px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.ets-topbar-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ets-primary);
    margin: 0;
}

.ets-topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ets-content {
    padding: 28px;
}

/* Mobile sidebar toggle */
.ets-sidebar-toggle {
    display: none;
    background: var(--ets-primary);
    color: #fff;
    border: none;
    padding: 8px 12px;
    border-radius: var(--ets-radius-sm);
    cursor: pointer;
    font-size: 1.1rem;
}

/* ============ Guest Navbar (no sidebar) ============ */
.ets-guest-navbar {
    background: linear-gradient(135deg, var(--ets-primary) 0%, var(--ets-dark) 100%);
    box-shadow: 0 2px 20px rgba(0,0,0,0.15);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
    transition: background 0.25s ease, box-shadow 0.25s ease, backdrop-filter 0.25s ease;
}

.ets-guest-navbar.scrolled {
    background: rgba(27, 42, 74, 0.92);
    -webkit-backdrop-filter: saturate(160%) blur(8px);
    backdrop-filter: saturate(160%) blur(8px);
    box-shadow: 0 4px 18px rgba(0,0,0,0.28);
}

/* Offset body content for the fixed navbar. Use a class instead of :has()
   so older Firefox/Safari still leave the right gap. */
body.has-guest-navbar { padding-top: 62px; }

.ets-guest-navbar .navbar-brand {
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: 0.3px;
    color: #fff !important;
    padding: 14px 0;
    transition: padding 0.25s ease, font-size 0.25s ease;
}
.ets-guest-navbar.scrolled .navbar-brand {
    padding: 10px 0;
    font-size: 1.08rem;
}

.ets-guest-navbar .nav-link {
    color: rgba(255,255,255,0.8) !important;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 16px !important;
    border-radius: var(--ets-radius-sm);
    transition: var(--ets-transition);
}

.ets-guest-navbar .nav-link:hover,
.ets-guest-navbar .nav-link.active {
    color: #fff !important;
    background: rgba(255,255,255,0.1);
}

.ets-guest-navbar .dropdown-menu {
    border: none;
    box-shadow: var(--ets-card-shadow);
    border-radius: var(--ets-radius);
    padding: 8px;
}

.ets-guest-navbar .dropdown-item {
    border-radius: var(--ets-radius-sm);
    padding: 8px 16px;
    font-size: 0.9rem;
}

.ets-guest-navbar .dropdown-item:hover {
    background: var(--ets-light);
    color: var(--ets-primary);
}

/* ============ Cards ============ */
.ets-card {
    background: #fff;
    border: 1px solid var(--ets-border);
    border-radius: var(--ets-radius);
    box-shadow: var(--ets-card-shadow);
    transition: var(--ets-transition);
    overflow: hidden;
}

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

.ets-card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--ets-border);
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.ets-card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--ets-border);
    background: var(--ets-surface);
}

/* Stat Cards */
.ets-stat-card {
    background: #fff;
    border: 1px solid var(--ets-border);
    border-radius: var(--ets-radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--ets-card-shadow);
    transition: var(--ets-transition);
    position: relative;
    overflow: hidden;
}

.ets-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
}

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

.ets-stat-card.primary::before { background: var(--ets-primary); }
.ets-stat-card.success::before { background: var(--ets-secondary); }
.ets-stat-card.warning::before { background: var(--ets-warning); }
.ets-stat-card.danger::before { background: var(--ets-danger); }
.ets-stat-card.info::before { background: var(--ets-info); }
.ets-stat-card.accent::before { background: var(--ets-accent); }

.ets-stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--ets-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.ets-stat-icon.primary { background: rgba(27,42,74,0.1); color: var(--ets-primary); }
.ets-stat-icon.success { background: rgba(45,106,79,0.1); color: var(--ets-secondary); }
.ets-stat-icon.warning { background: rgba(233,196,106,0.15); color: #C9A22C; }
.ets-stat-icon.danger { background: rgba(230,57,70,0.1); color: var(--ets-danger); }
.ets-stat-icon.info { background: rgba(69,123,157,0.1); color: var(--ets-info); }
.ets-stat-icon.accent { background: rgba(224,122,95,0.1); color: var(--ets-accent); }

.ets-stat-content { flex: 1; }

.ets-stat-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--ets-text-muted);
    font-weight: 600;
    margin-bottom: 2px;
}

.ets-stat-value {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--ets-text);
    line-height: 1.2;
}

.ets-stat-change {
    font-size: 0.75rem;
    margin-top: 2px;
}

/* ============ Buttons ============ */
.btn-ets-primary {
    background: var(--ets-primary);
    color: #fff;
    border: none;
    padding: 10px 22px;
    border-radius: var(--ets-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--ets-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ets-primary:hover {
    background: var(--ets-primary-light);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(27,42,74,0.3);
}

.btn-ets-secondary {
    background: var(--ets-secondary);
    color: #fff;
    border: none;
    padding: 10px 22px;
    border-radius: var(--ets-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--ets-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ets-secondary:hover {
    background: var(--ets-secondary-light);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(45,106,79,0.3);
}

.btn-ets-accent {
    background: var(--ets-accent);
    color: #fff;
    border: none;
    padding: 10px 22px;
    border-radius: var(--ets-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--ets-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ets-accent:hover {
    background: #C96A51;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(224,122,95,0.3);
}

.btn-ets-danger {
    background: var(--ets-danger);
    color: #fff;
    border: none;
    padding: 10px 22px;
    border-radius: var(--ets-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--ets-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ets-danger:hover {
    background: #C62F3B;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(230,57,70,0.3);
}

.btn-ets-info {
    background: var(--ets-info);
    color: #fff;
    border: none;
    padding: 10px 22px;
    border-radius: var(--ets-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--ets-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ets-info:hover {
    background: #3A6A87;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(69,123,157,0.3);
}

.btn-ets-outline {
    background: transparent;
    color: var(--ets-primary);
    border: 2px solid var(--ets-primary);
    padding: 8px 20px;
    border-radius: var(--ets-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--ets-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ets-outline:hover {
    background: var(--ets-primary);
    color: #fff;
}

.btn-ets-outline-danger {
    background: transparent;
    color: var(--ets-danger);
    border: 2px solid var(--ets-danger);
    padding: 8px 20px;
    border-radius: var(--ets-radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--ets-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-ets-outline-danger:hover {
    background: var(--ets-danger);
    color: #fff;
}

.btn-ets-sm {
    padding: 6px 14px;
    font-size: 0.8rem;
}

.btn-ets-xs {
    padding: 4px 10px;
    font-size: 0.75rem;
}

.btn-ets-lg {
    padding: 12px 28px;
    font-size: 1rem;
}

/* ============ Alerts ============ */
.ets-alert {
    border: none;
    border-radius: var(--ets-radius);
    padding: 14px 20px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: etsSlideDown 0.3s ease;
}

@keyframes etsSlideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.ets-alert-success {
    background: rgba(45,106,79,0.1);
    color: var(--ets-secondary);
    border-left: 4px solid var(--ets-secondary);
}

.ets-alert-error {
    background: rgba(230,57,70,0.1);
    color: var(--ets-danger);
    border-left: 4px solid var(--ets-danger);
}

.ets-alert-warning {
    background: rgba(233,196,106,0.15);
    color: #8B6914;
    border-left: 4px solid var(--ets-warning);
}

.ets-alert-info {
    background: rgba(69,123,157,0.1);
    color: var(--ets-info);
    border-left: 4px solid var(--ets-info);
}

.ets-alert .btn-close {
    margin-left: auto;
    font-size: 0.7rem;
}

/* ============ Tables ============ */
.ets-table-wrapper {
    background: #fff;
    border-radius: var(--ets-radius);
    border: 1px solid var(--ets-border);
    box-shadow: var(--ets-card-shadow);
    overflow: hidden;
}

.ets-table {
    width: 100%;
    margin: 0;
    border-collapse: collapse;
}

.ets-table thead th {
    background: var(--ets-primary);
    color: #fff;
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px 16px;
    border: none;
    white-space: nowrap;
}

.ets-table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--ets-border);
    font-size: 0.88rem;
    vertical-align: middle;
}

.ets-table tbody tr {
    transition: var(--ets-transition);
}

.ets-table tbody tr:hover {
    background: var(--ets-light);
}

.ets-table tbody tr:last-child td {
    border-bottom: none;
}

.ets-table tbody tr.row-danger {
    background: rgba(230,57,70,0.06);
}

.ets-table tbody tr.row-success {
    background: rgba(45,106,79,0.06);
}

/* ============ Status Badges ============ */
.ets-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.ets-badge-primary { background: rgba(27,42,74,0.1); color: var(--ets-primary); }
.ets-badge-success { background: rgba(45,106,79,0.12); color: var(--ets-secondary); }
.ets-badge-warning { background: rgba(233,196,106,0.2); color: #8B6914; }
.ets-badge-danger { background: rgba(230,57,70,0.1); color: var(--ets-danger); }
.ets-badge-info { background: rgba(69,123,157,0.1); color: var(--ets-info); }
.ets-badge-accent { background: rgba(224,122,95,0.1); color: var(--ets-accent); }
.ets-badge-dark { background: rgba(0,0,0,0.08); color: var(--ets-text); }

.ets-badge-dot::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* ============ Forms ============ */
.ets-form-group {
    margin-bottom: 18px;
}

.ets-form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ets-text);
    margin-bottom: 6px;
}

.ets-form-control {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--ets-border);
    border-radius: var(--ets-radius-sm);
    font-size: 0.9rem;
    color: var(--ets-text);
    transition: var(--ets-transition);
    background: #fff;
}

.ets-form-control:focus {
    outline: none;
    border-color: var(--ets-info);
    box-shadow: 0 0 0 3px rgba(69,123,157,0.15);
}

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

.ets-form-select {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--ets-border);
    border-radius: var(--ets-radius-sm);
    font-size: 0.9rem;
    color: var(--ets-text);
    transition: var(--ets-transition);
    background: #fff;
    appearance: auto;
}

.ets-form-select:focus {
    outline: none;
    border-color: var(--ets-info);
    box-shadow: 0 0 0 3px rgba(69,123,157,0.15);
}

/* ============ Rate input (R | input | / hour) ============ */
.ets-rate-group {
    width: 100%;
    border: 2px solid var(--ets-border);
    border-radius: var(--ets-radius-sm);
    background: #fff;
    overflow: hidden;
    transition: var(--ets-transition);
}

.ets-rate-group:focus-within {
    border-color: var(--ets-info);
    box-shadow: 0 0 0 3px rgba(69,123,157,0.15);
}

.ets-rate-addon {
    display: inline-flex;
    align-items: center;
    padding: 0 12px;
    background: #f4f6fa;
    color: var(--ets-text-muted);
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    border-right: 1px solid var(--ets-border);
}

.ets-rate-addon:last-child {
    border-right: none;
    border-left: 1px solid var(--ets-border);
}

.ets-rate-input {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    border: none;
    background: transparent;
    padding: 10px 12px;
    font-size: 0.9rem;
    color: var(--ets-text);
}

.ets-rate-input:focus {
    outline: none;
    box-shadow: none;
}

/* ============ Modals ============ */
.ets-modal .modal-content {
    border: none;
    border-radius: var(--ets-radius-lg);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    overflow: hidden;
}

.ets-modal .modal-header {
    background: var(--ets-primary);
    color: #fff;
    padding: 16px 24px;
    border: none;
}

.ets-modal .modal-header .modal-title {
    font-weight: 700;
    font-size: 1rem;
}

.ets-modal .modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.ets-modal .modal-body {
    padding: 24px;
}

.ets-modal .modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--ets-border);
    background: var(--ets-surface);
}

/* ============ Section Dividers ============ */
.ets-section-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 32px 0 20px;
}

.ets-section-divider::before,
.ets-section-divider::after {
    content: '';
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--ets-border), transparent);
}

.ets-section-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ets-primary);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ============ Tabs ============ */
.ets-tabs .nav-tabs {
    border-bottom: 2px solid var(--ets-border);
}

.ets-tabs .nav-link {
    border: none;
    color: var(--ets-text-muted);
    font-weight: 600;
    font-size: 0.88rem;
    padding: 10px 20px;
    border-radius: var(--ets-radius-sm) var(--ets-radius-sm) 0 0;
    transition: var(--ets-transition);
}

.ets-tabs .nav-link:hover {
    color: var(--ets-primary);
    background: rgba(27,42,74,0.05);
}

.ets-tabs .nav-link.active {
    color: var(--ets-primary);
    border-bottom: 3px solid var(--ets-primary);
    background: transparent;
}

.ets-tabs .badge {
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: 50px;
    margin-left: 6px;
}

/* ============ Welcome Banner ============ */
.ets-welcome-banner {
    background: linear-gradient(135deg, var(--ets-primary) 0%, var(--ets-dark) 100%);
    color: #fff;
    border-radius: var(--ets-radius-lg);
    padding: 28px 32px;
    margin-bottom: 28px;
    position: relative;
    overflow: hidden;
}

.ets-welcome-banner::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
}

.ets-welcome-banner h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.ets-welcome-banner p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin: 0;
}

/* ============ Quick Actions Bar ============ */
.ets-quick-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

/* ============ Data Info Row ============ */
.ets-info-row {
    display: flex;
    padding: 10px 0;
    border-bottom: 1px solid var(--ets-border);
    font-size: 0.9rem;
}

.ets-info-row:last-child {
    border-bottom: none;
}

.ets-info-label {
    font-weight: 600;
    color: var(--ets-text-muted);
    min-width: 140px;
    flex-shrink: 0;
}

.ets-info-value {
    color: var(--ets-text);
    flex: 1;
}

/* ============ Empty State ============ */
.ets-empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--ets-text-muted);
}

.ets-empty-state i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.3;
}

.ets-empty-state p {
    font-size: 0.95rem;
    margin-bottom: 16px;
}

/* ============ Page Header ============ */
.ets-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.ets-page-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ets-primary);
    margin: 0;
}

.ets-breadcrumb {
    font-size: 0.82rem;
    color: var(--ets-text-muted);
}

.ets-breadcrumb a {
    color: var(--ets-info);
}

/* ============ Footer ============ */
.ets-footer {
    background: var(--ets-primary);
    color: rgba(255,255,255,0.7);
    padding: 40px 0 24px;
}

.ets-footer h5 {
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 16px;
}

.ets-footer a {
    color: rgba(255,255,255,0.7);
    transition: var(--ets-transition);
}

.ets-footer a:hover {
    color: var(--ets-accent-light);
}

.ets-footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    margin-top: 32px;
    text-align: center;
    font-size: 0.82rem;
}

/* ============ Scrollable Container ============ */
.ets-scrollable {
    max-height: 360px;
    overflow-y: auto;
}

.ets-scrollable::-webkit-scrollbar {
    width: 6px;
}

.ets-scrollable::-webkit-scrollbar-track {
    background: transparent;
}

.ets-scrollable::-webkit-scrollbar-thumb {
    background: var(--ets-border);
    border-radius: 3px;
}

.ets-scrollable::-webkit-scrollbar-thumb:hover {
    background: var(--ets-text-muted);
}

/* ============ Export Buttons ============ */
.ets-export-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.btn-ets-export {
    padding: 6px 14px;
    font-size: 0.8rem;
    border-radius: var(--ets-radius-sm);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--ets-transition);
    border: 2px solid var(--ets-border);
    background: #fff;
    color: var(--ets-text);
    cursor: pointer;
}

.btn-ets-export:hover {
    background: var(--ets-primary);
    color: #fff;
    border-color: var(--ets-primary);
}

.btn-ets-export.csv { border-color: var(--ets-secondary); color: var(--ets-secondary); }
.btn-ets-export.csv:hover { background: var(--ets-secondary); color: #fff; }
.btn-ets-export.pdf { border-color: var(--ets-danger); color: var(--ets-danger); }
.btn-ets-export.pdf:hover { background: var(--ets-danger); color: #fff; }

/* ============ Assignment Status ============ */
.ets-assignment-status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ets-status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.ets-status-indicator.active { background: var(--ets-secondary); box-shadow: 0 0 8px rgba(45,106,79,0.4); }
.ets-status-indicator.terminated { background: var(--ets-danger); }
.ets-status-indicator.completed { background: var(--ets-info); }

/* ============ Responsive ============ */
@media (max-width: 991.98px) {
    .ets-sidebar {
        transform: translateX(-100%);
    }

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

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

    .ets-sidebar-toggle {
        display: block;
    }

    .ets-sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 1035;
        display: none;
    }

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

@media (max-width: 767.98px) {
    .ets-content {
        padding: 16px;
    }

    .ets-stat-card {
        padding: 16px;
    }

    .ets-welcome-banner {
        padding: 20px;
    }

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

/* ============ Utilities ============ */
.gap-ets { gap: 16px; }
.gap-ets-sm { gap: 8px; }
.text-ets-primary { color: var(--ets-primary) !important; }
.text-ets-secondary { color: var(--ets-secondary) !important; }
.text-ets-accent { color: var(--ets-accent) !important; }
.text-ets-info { color: var(--ets-info) !important; }
.text-ets-danger { color: var(--ets-danger) !important; }
.bg-ets-primary { background: var(--ets-primary) !important; }
.bg-ets-light { background: var(--ets-light) !important; }
.bg-ets-surface { background: var(--ets-surface) !important; }

/* ============ SweetAlert2 Overrides ============ */
.swal2-popup {
    border-radius: var(--ets-radius-lg) !important;
    font-family: inherit !important;
}

.swal2-confirm {
    background: var(--ets-primary) !important;
    border-radius: var(--ets-radius-sm) !important;
}

.swal2-cancel {
    border-radius: var(--ets-radius-sm) !important;
}

/* ============ DataTables Overrides ============ */
.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
    border: 2px solid var(--ets-border);
    border-radius: var(--ets-radius-sm);
    padding: 6px 10px;
    font-size: 0.85rem;
}

.dataTables_wrapper .dataTables_filter input:focus {
    outline: none;
    border-color: var(--ets-info);
    box-shadow: 0 0 0 3px rgba(69,123,157,0.15);
}

.dataTables_wrapper .dataTables_info {
    font-size: 0.82rem;
    color: var(--ets-text-muted);
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    border-radius: var(--ets-radius-sm) !important;
    font-size: 0.85rem;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--ets-primary) !important;
    color: #fff !important;
    border-color: var(--ets-primary) !important;
}

/* ============ Checkbox & Radio Styling ============ */
.ets-check {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.9rem;
}

.ets-check input[type="checkbox"],
.ets-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--ets-primary);
}

/* ============ Tooltip Custom ============ */
.ets-tooltip {
    position: relative;
    cursor: help;
}

.ets-tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: var(--ets-dark);
    color: #fff;
    padding: 6px 12px;
    border-radius: var(--ets-radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--ets-transition);
}

.ets-tooltip:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(-4px);
}

/* ============ Loading Spinner ============ */
.ets-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--ets-border);
    border-top-color: var(--ets-primary);
    border-radius: 50%;
    animation: etsSpin 0.6s linear infinite;
}

@keyframes etsSpin {
    to { transform: rotate(360deg); }
}

/* ============ Toast Notifications ============ */
.ets-toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ets-toast {
    padding: 14px 20px;
    border-radius: var(--ets-radius);
    color: #fff;
    font-size: 0.88rem;
    font-weight: 500;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    animation: etsToastIn 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 280px;
}

.ets-toast.success { background: var(--ets-secondary); }
.ets-toast.error { background: var(--ets-danger); }
.ets-toast.warning { background: #C9A22C; }
.ets-toast.info { background: var(--ets-info); }

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

/* ============ Profile Card ============ */
.ets-profile-card {
    text-align: center;
    padding: 32px 20px;
}

.ets-profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ets-primary), var(--ets-info));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    margin: 0 auto 16px;
}

/* ============ Login Page ============ */
.ets-auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--ets-primary) 0%, var(--ets-dark) 50%, var(--ets-info) 100%);
    padding: 20px;
}

.ets-auth-card {
    background: #fff;
    border-radius: var(--ets-radius-lg);
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    overflow: hidden;
    width: 100%;
    max-width: 460px;
}

.ets-auth-header {
    background: var(--ets-primary);
    color: #fff;
    padding: 32px;
    text-align: center;
}

.ets-auth-header h2 {
    font-weight: 700;
    margin-bottom: 4px;
    font-size: 1.4rem;
}

.ets-auth-header p {
    opacity: 0.7;
    font-size: 0.88rem;
    margin: 0;
}

.ets-auth-body {
    padding: 32px;
}

/* ============ Hero Section (Public Pages) ============ */
.ets-hero {
    background: linear-gradient(135deg, var(--ets-primary) 0%, var(--ets-dark) 100%);
    color: #fff;
    padding: 80px 0 60px;
    position: relative;
    overflow: hidden;
}

.ets-hero::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -5%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(255,255,255,0.03);
}

.ets-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.ets-hero p {
    font-size: 1.15rem;
    opacity: 0.85;
    max-width: 600px;
}

/* ============ Feature Cards ============ */
.ets-feature-card {
    text-align: center;
    padding: 32px 24px;
    background: #fff;
    border-radius: var(--ets-radius);
    border: 1px solid var(--ets-border);
    transition: var(--ets-transition);
}

.ets-feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ets-card-hover-shadow);
}

.ets-feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 16px;
}

/* ============ Collapsed Sidebar ============ */
.ets-sidebar.collapsed {
    width: 70px;
}

.ets-sidebar.collapsed .ets-sidebar-brand h4,
.ets-sidebar.collapsed .ets-sidebar-brand small,
.ets-sidebar.collapsed .sidebar-text,
.ets-sidebar.collapsed .ets-sidebar-section-title,
.ets-sidebar.collapsed .ets-sidebar-user-info {
    display: none;
}

.ets-sidebar.collapsed .ets-sidebar-brand {
    padding: 20px 10px;
    text-align: center;
}

.ets-sidebar.collapsed .ets-sidebar-link {
    justify-content: center;
    padding: 12px;
}

.ets-sidebar.collapsed .ets-sidebar-link i {
    font-size: 1.1rem;
    margin: 0;
}

.ets-sidebar.collapsed .ets-sidebar-footer {
    padding: 12px 8px;
}

.ets-sidebar.collapsed .ets-sidebar-user {
    justify-content: center;
}

.ets-sidebar.collapsed #collapseBtn {
    display: block !important;
    margin: 0 auto;
}

.ets-main.sidebar-collapsed {
    margin-left: 70px;
}

/* ============ Kanban Board ============ */
.ets-kanban-board {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 16px;
    min-height: 500px;
}

.ets-kanban-column {
    min-width: 280px;
    flex: 1;
    background: var(--ets-surface);
    border-radius: var(--ets-radius);
    border: 1px solid var(--ets-border);
    display: flex;
    flex-direction: column;
}

.ets-kanban-column-header {
    padding: 14px 16px;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--ets-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: var(--ets-radius) var(--ets-radius) 0 0;
}

.ets-kanban-column-header.backlog { border-bottom-color: var(--ets-info); color: var(--ets-info); }
.ets-kanban-column-header.in-progress { border-bottom-color: var(--ets-warning); color: #8B6914; }
.ets-kanban-column-header.completed { border-bottom-color: var(--ets-secondary); color: var(--ets-secondary); }
.ets-kanban-column-header.on-hold { border-bottom-color: var(--ets-accent); color: var(--ets-accent); }
.ets-kanban-column-header.cancelled { border-bottom-color: var(--ets-danger); color: var(--ets-danger); }

.ets-kanban-body {
    flex: 1;
    padding: 12px;
    overflow-y: auto;
    min-height: 200px;
}

.ets-kanban-card {
    background: #fff;
    border: 1px solid var(--ets-border);
    border-radius: var(--ets-radius-sm);
    padding: 14px;
    margin-bottom: 10px;
    cursor: grab;
    transition: var(--ets-transition);
    position: relative;
}

.ets-kanban-card:hover {
    box-shadow: var(--ets-card-hover-shadow);
    transform: translateY(-2px);
    border-color: var(--ets-info);
}

.ets-kanban-card:active {
    cursor: grabbing;
}

.ets-kanban-card .card-title {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--ets-text);
    margin-bottom: 6px;
}

.ets-kanban-card .card-desc {
    font-size: 0.8rem;
    color: var(--ets-text-muted);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ets-kanban-card .card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--ets-text-muted);
}

.ets-kanban-card .card-priority {
    width: 4px;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    border-radius: var(--ets-radius-sm) 0 0 var(--ets-radius-sm);
}

.ets-kanban-card .card-priority.high { background: var(--ets-danger); }
.ets-kanban-card .card-priority.medium { background: var(--ets-warning); }
.ets-kanban-card .card-priority.low { background: var(--ets-secondary); }
.ets-kanban-card .card-priority.normal { background: var(--ets-info); }

.ets-kanban-card .sortable-ghost {
    opacity: 0.4;
    background: var(--ets-light);
}

/* ============ Calendar ============ */
.ets-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--ets-border);
    border: 1px solid var(--ets-border);
    border-radius: var(--ets-radius);
    overflow: hidden;
}

.ets-calendar-header {
    background: var(--ets-primary);
    color: #fff;
    padding: 10px;
    text-align: center;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
}

.ets-calendar-day {
    background: #fff;
    min-height: 90px;
    padding: 6px;
    position: relative;
    font-size: 0.8rem;
}

.ets-calendar-day.other-month {
    background: var(--ets-surface);
    color: var(--ets-text-muted);
}

.ets-calendar-day.today {
    background: rgba(69,123,157,0.06);
}

.ets-calendar-day .day-number {
    font-weight: 600;
    font-size: 0.82rem;
    margin-bottom: 4px;
}

.ets-calendar-day.today .day-number {
    background: var(--ets-info);
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.ets-calendar-event {
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.7rem;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}

.ets-calendar-event.booked { background: rgba(69,123,157,0.15); color: var(--ets-info); }
.ets-calendar-event.completed { background: rgba(45,106,79,0.15); color: var(--ets-secondary); }
.ets-calendar-event.cancelled { background: rgba(230,57,70,0.1); color: var(--ets-danger); }
.ets-calendar-event.updated { background: rgba(233,196,106,0.2); color: #8B6914; }

/* ============ Task Detail Panel ============ */
.ets-task-detail {
    background: #fff;
    border: 1px solid var(--ets-border);
    border-radius: var(--ets-radius);
    height: 100%;
}

.ets-task-detail-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--ets-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ets-task-detail-body {
    padding: 20px;
}

.ets-task-activity {
    border-top: 1px solid var(--ets-border);
    padding: 16px 20px;
}

.ets-activity-item {
    display: flex;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.04);
    font-size: 0.82rem;
}

.ets-activity-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-top: 5px;
    flex-shrink: 0;
}

/* ============ Print Styles ============ */
@media print {
    .ets-sidebar, .ets-topbar, .ets-sidebar-toggle, .ets-sidebar-overlay, .no-print {
        display: none !important;
    }

    .ets-main {
        margin-left: 0 !important;
    }

    .ets-content {
        padding: 0 !important;
    }
}

/* ===========================================================
   Stat-count pills — used inside .btn-ets-* buttons to display
   monthly / overall counts with strong contrast on any colour.
=========================================================== */
.ets-count-pill {
    display: inline-block;
    background: #fff;
    color: var(--ets-text);
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 50px;
    font-size: 0.78rem;
    min-width: 24px;
    line-height: 1.4;
    margin-left: 0.4rem;
}
.ets-count-pill.muted {
    background: rgba(255,255,255,0.85);
    color: var(--ets-text-muted);
}