@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    --bg-dark: #090D16;
    --bg-body: #05080F;
    --bg-card: rgba(15, 22, 38, 0.65);
    --bg-card-hover: rgba(22, 32, 56, 0.8);
    --bg-card-border: rgba(255, 255, 255, 0.07);
    --bg-card-border-active: rgba(139, 92, 246, 0.4);
    
    --text-primary: #F3F4F6;
    --text-secondary: #D1D5DB;
    --text-muted: #8E98A8;
    
    --primary: hsl(263, 90%, 65%);
    --primary-glow: rgba(139, 92, 246, 0.15);
    --primary-card-glow: rgba(139, 92, 246, 0.12);
    
    --accent: hsl(190, 95%, 55%);
    --accent-glow: rgba(6, 182, 212, 0.15);
    --accent-card-glow: rgba(6, 182, 212, 0.12);
    
    --success: #10B981;
    --success-glow: rgba(16, 185, 129, 0.15);
    --warning: #F59E0B;
    --warning-glow: rgba(245, 158, 11, 0.15);
    --danger: #EF4444;
    --danger-glow: rgba(239, 68, 68, 0.15);
    
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    background-color: var(--bg-body);
    background-image: 
        radial-gradient(circle at 0% 0%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 100% 0%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 100%, rgba(15, 22, 38, 0.5) 0%, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .display-font {
    font-family: var(--font-heading);
    font-weight: 600;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-body);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Glassmorphic Navbar & Sidebar */
.glass-header {
    background: rgba(9, 13, 22, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--bg-card-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--bg-card-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.25);
    transition: var(--transition-smooth);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.35);
}

/* Glowing Elements */
.glow-primary {
    box-shadow: 0 0 20px var(--primary-glow);
}
.glow-accent {
    box-shadow: 0 0 20px var(--accent-glow);
}

.glow-card-primary:hover {
    border-color: var(--bg-card-border-active);
    box-shadow: 0 0 25px var(--primary-card-glow), 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}
.glow-card-accent:hover {
    border-color: rgba(6, 182, 212, 0.4);
    box-shadow: 0 0 25px var(--accent-card-glow), 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* Gradient Texts & Badges */
.text-gradient-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #A78BFA 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-gradient-rainbow {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 50%, #10B981 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-badge-opportunity {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(6, 182, 212, 0.15) 100%);
    color: var(--accent);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 8px;
    padding: 0.35em 0.65em;
    font-weight: 600;
}

/* Form Controls styling */
.form-control, .form-select {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--bg-card-border);
    color: var(--text-primary);
    border-radius: 10px;
    padding: 0.65rem 1rem;
    transition: var(--transition-smooth);
}

.form-control:focus, .form-select:focus {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
    color: var(--text-primary);
}

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

/* Native dropdown options need dark text on white background */
.form-select option {
    background-color: #1a1f2e;
    color: #F3F4F6;
}
.form-select option:checked {
    background-color: var(--primary);
    color: white;
}

/* Buttons */
.btn-primary-glow {
    background: linear-gradient(135deg, var(--primary) 0%, #7C3AED 100%);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.65rem 1.5rem;
    border-radius: 10px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.btn-primary-glow:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.45);
    color: white;
}

.btn-primary-glow:active {
    transform: translateY(0);
}

.btn-accent-glow {
    background: linear-gradient(135deg, var(--accent) 0%, #0891B2 100%);
    border: none;
    color: #05080F;
    font-weight: 600;
    padding: 0.65rem 1.5rem;
    border-radius: 10px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.btn-accent-glow:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 182, 212, 0.45);
    color: #05080F;
}

.btn-accent-glow:active {
    transform: translateY(0);
}

.btn-outline-custom {
    background: transparent;
    border: 1px solid var(--bg-card-border);
    color: var(--text-secondary);
    padding: 0.65rem 1.2rem;
    border-radius: 10px;
    transition: var(--transition-smooth);
}

.btn-outline-custom:hover {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

/* History Sidebar */
.history-item {
    background: rgba(255, 255, 255, 0.015);
    border: 1px solid var(--bg-card-border);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.history-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateX(4px);
}

.history-item.active {
    background: rgba(139, 92, 246, 0.08);
    border-color: var(--primary);
    box-shadow: 0 0 10px var(--primary-glow);
}

.btn-delete-history {
    opacity: 0;
    transition: var(--transition-smooth);
    background: transparent;
    border: none;
    color: var(--text-muted);
}

.history-item:hover .btn-delete-history {
    opacity: 1;
}

.btn-delete-history:hover {
    color: var(--danger);
}

/* Table Customizations */
.table-custom {
    color: var(--text-secondary);
    vertical-align: middle;
}

.table-custom thead th {
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--bg-card-border);
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 1rem;
}

.table-custom tbody td {
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    background: transparent;
}

.table-custom tbody tr:hover td {
    background: rgba(255, 255, 255, 0.015);
    color: var(--text-primary);
}

.video-thumbnail-container {
    position: relative;
    width: 90px;
    height: 50px;
    border-radius: 6px;
    overflow: hidden;
}

.video-duration-badge {
    position: absolute;
    bottom: 2px;
    right: 2px;
    background: rgba(0, 0, 0, 0.75);
    color: white;
    font-size: 0.65rem;
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
    font-family: monospace;
}

/* Skeleton Shimmering Loaders */
.skeleton {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.03) 25%, rgba(255, 255, 255, 0.08) 50%, rgba(255, 255, 255, 0.03) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-title {
    height: 1.5rem;
    width: 60%;
    margin-bottom: 1rem;
}

.skeleton-card {
    height: 120px;
    border-radius: 16px;
}

.skeleton-chart {
    height: 250px;
    border-radius: 16px;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Metric Display Cards */
.metric-card-val {
    font-family: var(--font-heading);
    font-size: 1.85rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.metric-card-lbl {
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* Radial Gauge / Niche Score Circle */
.niche-score-container {
    position: relative;
    width: 130px;
    height: 130px;
    margin: 0 auto;
}

.niche-score-circle {
    transform: rotate(-90deg);
}

.niche-score-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.03);
    stroke-width: 10px;
}

.niche-score-fill {
    fill: none;
    stroke: url(#score-gradient);
    stroke-width: 10px;
    stroke-linecap: round;
    stroke-dasharray: 345px;
    stroke-dashoffset: 345px;
    transition: stroke-dashoffset 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.niche-score-text-val {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 800;
}

/* Tags cloud */
.tag-badge {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--bg-card-border);
    color: var(--text-secondary);
    border-radius: 30px;
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
    display: inline-block;
    margin: 0.25rem;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.tag-badge:hover {
    background: rgba(139, 92, 246, 0.12);
    border-color: var(--primary);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.tag-badge .frequency {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    border-radius: 50%;
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    margin-left: 0.35rem;
}

/* Modal configuration styles */
.modal-content-custom {
    background: #0B0F19;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(0,0,0,0.5);
    color: var(--text-primary);
}

.modal-header-custom {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
}

.modal-body-custom {
    padding: 1.5rem;
}

.modal-footer-custom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.25rem 1.5rem;
}

/* Responsive sidebars collapse */
@media (max-width: 991.98px) {
    .history-sidebar {
        margin-top: 1.5rem;
    }
}

/* Trends blur overlays for locked states */
.trends-lock-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 8, 15, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    z-index: 10;
    transition: var(--transition-smooth);
}

/* Core Utility Classes mapped to NicheScope Design Token variables */
.text-primary {
    color: var(--text-primary) !important;
}
.text-secondary {
    color: var(--text-secondary) !important;
}
.text-muted {
    color: var(--text-muted) !important;
}
.text-accent {
    color: var(--accent) !important;
}
.text-success {
    color: var(--success) !important;
}
.text-warning {
    color: var(--warning) !important;
}
.text-danger {
    color: var(--danger) !important;
}

/* Explicit Table Header sorting link overrides to prevent Bootstrap/dark mode overrides */
.table-custom thead th {
    color: var(--text-muted) !important;
}
.table-custom thead th a.text-muted {
    color: var(--text-muted) !important;
}
.table-custom thead th a.text-muted:hover {
    color: var(--text-primary) !important;
}
.table-custom thead th a.text-accent {
    color: var(--accent) !important;
    font-weight: 600;
}
.table-custom thead th a.text-accent:hover {
    color: #ffffff !important;
}