: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;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1.2;
}

.btn-sm {
    padding: 0.35rem 0.85rem;
    font-size: 0.85rem;
}

.btn-sm .material-icons {
    font-size: 1.05rem;
}

.btn-lg {
    padding: 0.85rem 2rem;
    font-size: 1.15rem;
}

.btn-light {
    --bs-btn-color: var(--bs-body-color);
    --bs-btn-bg: var(--bs-tertiary-bg);
    --bs-btn-border-color: var(--bs-border-color);
    --bs-btn-hover-color: var(--bs-primary);
    --bs-btn-hover-bg: var(--bs-secondary-bg);
    --bs-btn-hover-border-color: var(--bs-primary);
    --bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
    --bs-btn-active-color: var(--bs-primary);
    --bs-btn-active-bg: var(--bs-secondary-bg);
    --bs-btn-active-border-color: var(--bs-primary);
    --bs-btn-disabled-color: var(--bs-secondary-color);
    --bs-btn-disabled-bg: var(--bs-tertiary-bg);
    --bs-btn-disabled-border-color: var(--bs-border-color);
}

.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 {
    background-color: var(--bs-tertiary-bg);
    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;
}

.match-legend {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4rem 0.6rem;
    font-weight: 500;
    line-height: 1.2;
}

.match-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    white-space: nowrap;
}

.match-dot {
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.match-dot-green { background: var(--grad-success); }
.match-dot-orange { background: var(--grad-warning); }
.match-dot-red { background: var(--grad-danger); }

.similar-effects-row {
    line-height: 1.7;
}

@media (max-width: 991.98px) {
    .material-selector-panel {
        position: static !important;
        top: auto !important;
        padding: 0.75rem !important;
    }

    .material-selector-panel .input-group {
        margin-bottom: 0.75rem !important;
    }

    .material-selector-panel .form-control {
        padding: 0.35rem 0.75rem;
    }

    #selected-mats-container {
        gap: 0.5rem !important;
    }

    #selected-mats-container .glass-panel {
        padding: 0.5rem 0.65rem !important;
    }

    #selected-mats-container .glass-panel .mb-3 {
        margin-bottom: 0.35rem !important;
    }

    #selected-mats-container .px-2 {
        padding-left: 0.2rem !important;
        padding-right: 0.2rem !important;
    }

    #selected-mats-container .mat-slider {
        height: 1.1rem;
    }

    #selected-mats-container .slider-val {
        min-width: 70px !important;
        font-size: 0.75rem;
    }

    #selected-mats-container .apply-btn {
        padding: 0.2rem 0.9rem;
        font-size: 0.78rem;
    }
}

@media (max-width: 1199.98px) {
    .col-lg-4 > .sticky-top {
        position: static !important;
        top: auto !important;
    }
}

@media (min-width: 1200px) {
    .material-selector-panel {
        max-height: calc(100vh - 120px);
        overflow-y: auto;
        overscroll-behavior: contain;
    }

    .drug-detail-scroll {
        max-height: calc(100vh - 240px);
        overflow-y: auto;
        overscroll-behavior: contain;
    }
}

.match-dot-grey { background: var(--bs-secondary-color); }

.dropdown-item.active,
.dropdown-item.active:hover,
.dropdown-item.active:focus {
    color: #ffffff !important;
    background: var(--grad-primary) !important;
}

@media (min-width: 992px) and (max-height: 800px) and (pointer: fine) {
    html {
        background-color: var(--bs-body-bg);
    }

    body.min-vh-100 {
        min-height: 125vh;
    }

    body {
        zoom: 0.8;
    }
}

.form-check {
    padding-right: 0;
    padding-left: 0;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 0;
}

.form-check .form-check-input {
    float: none;
    margin: 0;
    flex-shrink: 0;
    width: 1.15em;
    height: 1.15em;
    border-radius: 0.28rem;
    background-color: var(--bs-tertiary-bg);
    background-image: none !important;
    border: 1px solid var(--bs-border-color);
    cursor: pointer;
    position: relative;
    appearance: none;
    -webkit-appearance: none;
    transition: background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

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

.form-check .form-check-input:checked::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2.5' d='M3.5 8 6.5 11 12.5 4.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 72%;
}

.form-check .form-check-input[type="radio"] {
    border-radius: 50%;
}

.form-check .form-check-input[type="radio"]:checked::after {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Ccircle cx='8' cy='8' r='4' fill='%23fff'/%3E%3C/svg%3E");
    background-size: 55%;
}

.form-check .form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(var(--bs-primary-rgb), 0.18);
    outline: 0;
}

.form-check .form-check-label {
    cursor: pointer;
    padding-top: 0.05rem;
}

.form-check-inline {
    display: inline-flex;
    margin: 0;
}

.form-check.form-switch .form-check-input {
    width: 2.35rem;
    height: 1.25rem;
    border-radius: 2rem;
}

.form-check.form-switch .form-check-input::after {
    content: "";
    position: absolute;
    inset: auto;
    top: 50%;
    left: 0.16rem;
    width: 0.82rem;
    height: 0.82rem;
    border-radius: 50%;
    background-color: var(--bs-secondary-color);
    background-image: none !important;
    transform: translateY(-50%);
    translate: 0 0;
    transition: translate 0.15s ease, background-color 0.15s ease;
}

.form-check.form-switch .form-check-input:checked::after {
    inset: auto;
    top: 50%;
    left: 0.16rem;
    translate: 1.08rem 0;
    background-color: #ffffff;
    background-image: none !important;
}

.wide-table-scroller {
    max-width: 100%;
    overflow-x: auto;
}

.wide-table-top-scroll {
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    background-color: var(--bs-tertiary-bg);
    border-bottom: 1px solid var(--bs-border-color);
    height: 14px;
}

.wide-table-top-scroll-track {
    height: 1px;
}

.table.detail-table {
    --bs-table-bg: var(--bs-secondary-bg);
}

.detail-table thead th {
    background-color: var(--bs-tertiary-bg);
}

.detail-table thead th.th-col-filtered {
    background-color: rgba(var(--bs-success-rgb), 0.12);
    border-bottom-color: var(--bs-success);
}

.detail-table th,
.detail-table td {
    white-space: nowrap;
}

.detail-table .cell-clip {
    display: inline-block;
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    vertical-align: middle;
}

.detail-table .cell-empty {
    color: var(--bs-secondary-color);
}

.wide-table-nav {
    background-color: var(--bs-secondary-bg);
    border-bottom: 1px solid var(--bs-border-color);
}

.table-nav-btn {
    color: var(--bs-body-color);
    text-decoration: none;
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    transition: color 0.15s ease, opacity 0.15s ease;
}

.table-nav-btn:hover:not(:disabled) {
    color: var(--bs-primary);
}

.table-nav-btn:disabled {
    opacity: 0.3;
    pointer-events: none;
}

.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1.2;
}

.table-nav-btn .material-icons {
    font-size: 1.35rem;
    line-height: 1;
}

.detail-table tbody tr td:first-child,
.detail-table thead tr th:first-child {
    position: sticky;
    right: 0;
    z-index: 2;
    background-color: var(--bs-secondary-bg);
    box-shadow: -1px 0 0 var(--bs-border-color);
}

.detail-table thead tr th:first-child {
    z-index: 3;
    background-color: var(--bs-tertiary-bg);
}

.detail-table thead tr th.th-col-filtered:first-child {
    background-color: var(--bs-tertiary-bg);
    background-image: linear-gradient(rgba(var(--bs-success-rgb), 0.14), rgba(var(--bs-success-rgb), 0.14));
}

.actions-pin thead th:last-child {
    position: sticky;
    left: 0;
    z-index: 3;
    background-color: var(--bs-tertiary-bg);
    box-shadow: 1px 0 0 var(--bs-border-color);
}

.actions-pin tbody tr td:last-child {
    position: sticky;
    left: 0;
    z-index: 2;
    background-color: var(--bs-secondary-bg);
    box-shadow: 1px 0 0 var(--bs-border-color);
}

.form-check.form-switch.col-filter-switch {
    display: inline-flex;
    align-items: center;
    padding: 0;
    margin: 0;
}

.form-check.form-switch.col-filter-switch .form-check-input {
    width: 1.9rem;
    height: 1.02rem;
    border-radius: 1rem;
    cursor: pointer;
}

.form-check.form-switch.col-filter-switch .form-check-input::after {
    width: 0.68rem;
    height: 0.68rem;
    left: 0.14rem;
}

.form-check.form-switch.col-filter-switch .form-check-input:checked {
    background-color: var(--bs-success);
    border-color: var(--bs-success);
}

.form-check.form-switch.col-filter-switch .form-check-input:checked::after {
    left: 0.14rem;
    translate: 0.86rem 0;
}

.col-filter-chip {
    cursor: pointer;
    border-radius: var(--bs-border-radius-pill);
    padding: 0.2rem 0.65rem;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--bs-body-color);
    background-color: var(--bs-tertiary-bg);
    border: 1px solid var(--bs-border-color);
    transition: color 0.15s ease, border-color 0.15s ease;
}

.col-filter-chip:hover {
    border-color: var(--bs-danger);
    color: var(--bs-danger);
}

.btn-modern-warning {
    background: var(--grad-warning);
    color: #ffffff;
    border: none;
}

.btn-modern-warning:hover {
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(var(--bs-warning-rgb), 0.5);
}

.btn-modern-danger {
    background: var(--grad-danger);
    color: #ffffff;
    border: none;
}

.btn-modern-danger:hover {
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(var(--bs-danger-rgb), 0.5);
}

.btn-modern-danger:disabled {
    opacity: 0.55;
    transform: none;
    box-shadow: none;
}

.tax-del-warn {
    border: 1px solid var(--bs-warning);
    background: rgba(var(--bs-warning-rgb), 0.08);
    border-radius: var(--bs-border-radius-lg);
}

.tax-del-warn-hard {
    border: 1px solid var(--bs-danger);
    background: rgba(var(--bs-danger-rgb), 0.12);
    border-radius: var(--bs-border-radius-lg);
    animation: tax-del-flash 1s ease-in-out infinite;
}

@keyframes tax-del-flash {
    0%, 100% {
        background: rgba(var(--bs-danger-rgb), 0.08);
        border-color: var(--bs-danger);
    }
    50% {
        background: rgba(var(--bs-danger-rgb), 0.26);
        border-color: #ffffff;
    }
}

.tax-del-usage-list {
    max-height: 40vh;
    overflow-y: auto;
}

.drug-name-gold {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 45%, #b45309 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.text-gold {
    color: #b45309;
}

[data-bs-theme="dark"] .text-gold {
    color: #fbbf24;
}

.bg-light {
    background-color: var(--bs-tertiary-bg) !important;
}

.bg-light.text-dark {
    color: var(--bs-body-color) !important;
}