/* Modern Light Theme with Emerald Green Accents and Soft Card Shadows */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary: #f8fafc; /* very light slate blue */
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --border-color: #e2e8f0; /* light grey border */
    --text-primary: #0f172a; /* dark slate */
    --text-secondary: #475569; /* slate grey */
    --primary-color: #10b981; /* Emerald green */
    --primary-hover: #059669; /* dark emerald green */
    --accent-color: #34d399; /* light emerald */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Premium Light Navbar */
.navbar-custom {
    background: rgba(255, 255, 255, 0.9) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--primary-color), #059669);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    transition: all 0.2s ease;
    border-radius: 6px;
    padding: 0.5rem 1rem !important;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color) !important;
    background-color: rgba(16, 185, 129, 0.05);
}

/* Base Card Styling (Light Shadow) */
.card-custom {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 20px -8px rgba(16, 185, 129, 0.15);
}

.card-header-custom {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
}

/* Inputs and Forms styling */
.form-control, .form-select {
    background-color: #ffffff !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15) !important;
}

.form-control::placeholder {
    color: #94a3b8;
}

.form-label {
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Buttons */
.btn-primary-custom {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-primary-custom:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(16, 185, 129, 0.3);
    opacity: 0.95;
    color: #fff;
}

/* Badges */
.badge-admin {
    background-color: rgba(239, 68, 68, 0.08) !important;
    color: var(--danger) !important;
    border: 1px solid rgba(239, 68, 68, 0.2);
    font-weight: 600;
    padding: 0.4em 0.8em;
    border-radius: 6px;
}

.badge-moderator {
    background-color: rgba(16, 185, 129, 0.08) !important;
    color: var(--primary-color) !important;
    border: 1px solid rgba(16, 185, 129, 0.2);
    font-weight: 600;
    padding: 0.4em 0.8em;
    border-radius: 6px;
}

.badge-user {
    background-color: rgba(71, 85, 105, 0.08) !important;
    color: var(--text-secondary) !important;
    border: 1px solid rgba(71, 85, 105, 0.2);
    font-weight: 600;
    padding: 0.4em 0.8em;
    border-radius: 6px;
}

/* Custom Table styling */
.table-custom {
    background: transparent;
    border-collapse: separate;
    border-spacing: 0 8px;
    margin-top: -8px;
}

.table-custom th {
    color: var(--text-secondary);
    border: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    padding: 1rem;
}

.table-custom tr {
    background: #ffffff;
    border-radius: 8px;
    transition: background-color 0.2s ease;
}

.table-custom tr:hover {
    background: rgba(16, 185, 129, 0.02);
}

.table-custom td {
    padding: 1.25rem 1rem;
    vertical-align: middle;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.table-custom td:first-child {
    border-left: 1px solid var(--border-color);
    border-radius: 8px 0 0 8px;
}

.table-custom td:last-child {
    border-right: 1px solid var(--border-color);
    border-radius: 0 8px 8px 0;
}

/* Page Title with Underline Gradient */
.page-title {
    font-weight: 800;
    letter-spacing: -0.5px;
    position: relative;
    padding-bottom: 0.5rem;
    display: inline-block;
    color: var(--text-primary);
}

.page-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

/* Footer styling */
footer {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    background-color: #ffffff;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.4s ease forwards;
}

/* Color overrides for legibility in light theme */
.text-primary-emphasis {
    color: #047857 !important; /* Dark emerald */
}

.text-secondary-emphasis {
    color: #334155 !important;
}

.text-light-emphasis {
    color: #475569 !important;
}

.text-danger-emphasis {
    color: #b91c1c !important;
}

.text-success-emphasis {
    color: #047857 !important;
}

.text-info-emphasis {
    color: #0369a1 !important;
}

.text-accent {
    color: var(--primary-color) !important;
}

.list-group-item {
    color: var(--text-primary) !important;
    background-color: transparent !important;
    border-color: var(--border-color) !important;
}

.table-custom td a.text-light-emphasis {
    color: var(--text-secondary) !important;
    transition: color 0.2s ease;
}

.table-custom td a.text-light-emphasis:hover {
    color: var(--primary-color) !important;
}

.text-indigo {
    color: var(--primary-color) !important;
}

/* Custom Styled Pagination for Green-White Theme */
.pagination .page-link {
    color: var(--primary-color);
    background-color: #ffffff;
    border-color: var(--border-color);
    padding: 0.5rem 1rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.pagination .page-link:hover {
    color: #ffffff;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 4px 6px -1px rgba(16, 185, 129, 0.2);
}

.pagination .page-item.active .page-link {
    color: #ffffff;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 4px 6px -1px rgba(16, 185, 129, 0.2);
}

.pagination .page-item.disabled .page-link {
    color: #94a3b8;
    background-color: #f8fafc;
    border-color: var(--border-color);
    opacity: 0.7;
}