:root {
    --bs-primary: #6366f1;
    --bs-primary-rgb: 99, 102, 241;
    --bs-secondary: #ec4899;
    --bs-secondary-rgb: 236, 72, 153;
    --bs-success: #14b8a6;
    --bs-success-rgb: 20, 184, 166;
    --bs-warning: #f59e0b;
    --bs-warning-rgb: 245, 158, 11;
    --bs-danger: #f43f5e;
    --bs-danger-rgb: 244, 63, 94;
    --bs-info: #0ea5e9;
    --bs-info-rgb: 14, 165, 233;

    --grad-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --grad-success: linear-gradient(135deg, #14b8a6 0%, #10b981 100%);
    --grad-warning: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    --grad-danger: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
    --grad-info: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
    --grad-secondary: linear-gradient(135deg, #ec4899 0%, #d946ef 100%);
    --grad-card: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);

    --bs-border-radius: 1rem;
    --bs-border-radius-sm: 0.75rem;
    --bs-border-radius-lg: 1.25rem;
    --bs-border-radius-xl: 1.5rem;
    --bs-border-radius-2xl: 2rem;
}

[data-bs-theme="dark"] {
    --bs-body-bg: #0f172a;
    --bs-body-color: #e2e8f0;
    --bs-secondary-bg: #1e293b;
    --bs-secondary-color: #94a3b8;
    --bs-tertiary-bg: #1e293b;
    --bs-border-color: #334155;
}

[data-bs-theme="light"] {
    --bs-body-bg: #f8fafc;
    --bs-body-color: #1e293b;
    --bs-secondary-bg: #ffffff;
    --bs-secondary-color: #475569;
    --bs-tertiary-bg: #f1f5f9;
    --bs-border-color: #e2e8f0;
}

body {
    font-family: 'Vazirmatn', sans-serif !important;
    background-color: var(--bs-body-bg);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.nav-blur {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background-color: rgba(15, 23, 42, 0.7) !important;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

[data-bs-theme="light"] .nav-blur {
    background-color: rgba(255, 255, 255, 0.8) !important;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.text-grad-primary { background: var(--grad-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.text-grad-success { background: var(--grad-success); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.text-grad-warning { background: var(--grad-warning); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.bg-grad-primary { background: var(--grad-primary) !important; }
.bg-grad-success { background: var(--grad-success) !important; }
.bg-grad-warning { background: var(--grad-warning) !important; }
.bg-grad-danger { background: var(--grad-danger) !important; }
.bg-grad-info { background: var(--grad-info) !important; }
.bg-grad-secondary { background: var(--grad-secondary) !important; }

.card-modern {
    background-color: var(--bs-secondary-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius-xl);
    box-shadow: 0 10px 30px -10px rgba(0,0,0,0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-modern:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -15px rgba(0,0,0,0.2);
}

.btn {
    border-radius: var(--bs-border-radius-pill);
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    transition: all 0.2s ease;
}

.btn-modern-primary {
    border-radius: var(--bs-border-radius-pill);
    background: var(--grad-primary);
    color: white;
    border: none;
}

.btn-modern-primary:hover {
    border-radius: var(--bs-border-radius-pill);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(99, 102, 241, 0.5);
}

.btn-modern-success {
    background: var(--grad-success);
    color: white;
    border: none;
}

.btn-modern-success:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(20, 184, 166, 0.5);
}

.form-control, .form-select {
    border-radius: var(--bs-border-radius-pill);
    padding: 0.7rem 1.2rem;
    background-color: var(--bs-tertiary-bg);
    border: 1px solid var(--bs-border-color);
    color: var(--bs-body-color);
}

.form-control:focus, .form-select:focus {
    background-color: var(--bs-secondary-bg);
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 4px rgba(var(--bs-primary-rgb), 0.15);
}

.input-group-text {
    border-radius: 0 var(--bs-border-radius-pill) var(--bs-border-radius-pill) 0;
    background-color: var(--bs-tertiary-bg);
    border: 1px solid var(--bs-border-color);
    border-left: none;
    color: var(--bs-secondary-color);
}

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

.badge {
    border-radius: var(--bs-border-radius-pill);
    padding: 0.5em 0.9em;
    font-weight: 600;
}

.dropdown-menu {
    background-color: var(--bs-secondary-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius-lg);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.2);
    padding: 0.5rem;
}

.dropdown-item {
    border-radius: var(--bs-border-radius-pill);
    padding: 0.6rem 1rem;
    margin: 0.2rem 0;
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    background-color: var(--bs-tertiary-bg);
    color: var(--bs-primary);
}

.accordion-item, .accordion-button {
    background-color: transparent !important;
    border: none !important;
    color: var(--bs-body-color) !important;
    box-shadow: none !important;
}

.accordion-button:not(.collapsed) {
    color: var(--bs-primary) !important;
}

.modal-content {
    background-color: var(--bs-secondary-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius-2xl);
}

.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--bs-body-color);
}

.table thead th {
    border-bottom: 2px solid var(--bs-border-color);
    color: var(--bs-secondary-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.table td {
    border-top: 1px solid var(--bs-border-color);
    vertical-align: middle;
}

footer {
    background-color: var(--bs-secondary-bg);
    border-top: 1px solid var(--bs-border-color);
}

.link-unstyled {
    color: var(--bs-secondary-color);
    text-decoration: none;
    transition: color 0.2s;
}

.link-unstyled:hover {
    color: var(--bs-primary);
}

.score-bar {
    height: 8px;
    border-radius: var(--bs-border-radius-pill);
    background-color: var(--bs-tertiary-bg);
    overflow: hidden;
}

.score-bar-fill {
    height: 100%;
    border-radius: var(--bs-border-radius-pill);
    transition: width 0.5s ease-in-out;
}

.glass-panel {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--bs-border-radius-2xl);
}

[data-bs-theme="light"] .glass-panel {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 20% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
    z-index: -1;
}

.nav-link {
    font-weight: 600;
    color: var(--bs-secondary-color);
    border-radius: var(--bs-border-radius-pill);
    padding: 0.5rem 1rem !important;
    transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
    color: var(--bs-primary);
    background-color: rgba(var(--bs-primary-rgb), 0.1);
}

.icon-box {
    width: 60px;
    height: 60px;
    border-radius: var(--bs-border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.material-row {
    background-color: var(--bs-tertiary-bg);
    border-radius: var(--bs-border-radius-lg);
    padding: 1rem;
    margin-bottom: 0.5rem;
}

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

textarea.form-control {
    border-radius: var(--bs-border-radius-lg) !important;
    padding: 1rem 1.2rem;
}

.fixed-gradient-bg {
    background: radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 20% 80%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
    background-attachment: fixed;
}

.nav-blur {
    z-index: 1030 !important;
}

.list-group {
    border-radius: var(--bs-border-radius-xl) !important;
    overflow: hidden;
}

.list-group-item {
    background-color: var(--bs-tertiary-bg);
    border-color: var(--bs-border-color);
    color: var(--bs-body-color);
}

.list-group-flush > .list-group-item {
    border-width: 1px 0;
}

.list-group-item:first-child {
    border-top-left-radius: var(--bs-border-radius-xl);
    border-top-right-radius: var(--bs-border-radius-xl);
}

.list-group-item:last-child {
    border-bottom-left-radius: var(--bs-border-radius-xl);
    border-bottom-right-radius: var(--bs-border-radius-xl);
}

#nav-search-results,
#home-search-results,
#mat-dropdown,
#tag-dropdown,
#collective-dropdown {
    max-height: 60vh;
    overflow-y: auto;
}