/* Modern Dark Mode CSS System */

:root {
    --bg-main: #0b0b0e;
    --bg-card: rgba(20, 20, 27, 0.75);
    --bg-input: rgba(30, 30, 42, 0.6);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(139, 92, 246, 0.4);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --primary: #8b5cf6;
    --primary-hover: #7c3aed;
    --primary-glow: rgba(139, 92, 246, 0.25);
    
    --secondary: #3b82f6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-main);
    background-image: 
        radial-gradient(at 0% 0%, rgba(139, 92, 246, 0.05) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(59, 130, 246, 0.05) 0px, transparent 50%);
    color: var(--text-primary);
    font-family: var(--font-sans);
    min-height: 100-vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Container & Layout */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    border-bottom: 1px solid var(--border-color);
    background: rgba(11, 11, 14, 0.8);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    background: linear-gradient(135deg, #fff 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    border-bottom: 2px solid var(--primary);
    border-radius: 6px 6px 0 0;
}

.user-info {
    font-size: 0.875rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Card Styles */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.2s, border-color 0.2s;
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.12);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
    color: #fff;
    box-shadow: 0 0 12px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-secondary);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

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

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
}

.badge-pending { background: rgba(245, 158, 11, 0.15); color: var(--warning); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-running { background: rgba(59, 130, 246, 0.15); color: var(--secondary); border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-completed { background: rgba(16, 185, 129, 0.15); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-failed { background: rgba(239, 68, 68, 0.15); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-partial { background: rgba(139, 92, 246, 0.15); color: var(--primary); border: 1px solid rgba(139, 92, 246, 0.3); }

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    background: rgba(15, 15, 20, 0.8);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    vertical-align: middle;
}

tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

.form-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 8px;
}

.form-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    cursor: pointer;
    color: var(--text-primary);
}

.form-checkbox-label input {
    width: 1.1rem;
    height: 1.1rem;
    accent-color: var(--primary);
}

/* Login Page Specific */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
}

/* History Images */
.image-stack {
    display: flex;
    align-items: center;
}

.stack-item {
    width: 50px;
    height: 50px;
    border-radius: 6px;
    object-fit: cover;
    border: 2px solid var(--bg-main);
    box-shadow: 0 2px 5px rgba(0,0,0,0.5);
    margin-right: -20px;
    transition: transform 0.2s, margin-right 0.2s;
    cursor: pointer;
}

.stack-item:hover {
    transform: scale(1.1) translateY(-2px);
    z-index: 10;
    margin-right: -10px;
}

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: #111116;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-body {
    padding: 2rem;
    overflow-y: auto;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* Lightbox Modal */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    cursor: zoom-out;
}
.lightbox-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

/* Side-by-side / Grid layouts for Arena */
.arena-meta {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(255,255,255,0.02);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

@media (min-width: 768px) {
    .arena-meta {
        grid-template-columns: 1fr 2fr;
    }
}

.meta-images {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.meta-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    cursor: pointer;
}

.arena-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .arena-grid.cols-1 {
        display: flex;
        justify-content: center;
    }
    .arena-grid.cols-1 .arena-card {
        width: 100%;
        max-width: 550px;
        margin: 0 auto;
    }
    .arena-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
    .arena-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
    .arena-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
}

.arena-card {
    background: rgba(20, 20, 25, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform 0.2s, border-color 0.2s;
}

.arena-card:hover {
    border-color: var(--border-hover);
}

.arena-card.winner-card {
    border-color: var(--success);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.15);
}

.arena-card-header {
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    display: flex;
    justify-content: space-between;
    z-index: 10;
    pointer-events: none;
}

.arena-card-header * {
    pointer-events: auto;
}

.model-badge {
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    color: #fff;
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    border: 1px solid rgba(255,255,255,0.1);
}

.arena-image-container {
    width: 100%;
    aspect-ratio: 1;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.arena-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    cursor: zoom-in;
}

.arena-card-body {
    padding: 1rem;
    background: rgba(15, 15, 20, 0.9);
    border-top: 1px solid var(--border-color);
    flex-grow: 1;
}

.arena-metrics {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.arena-error {
    color: var(--danger);
    font-size: 0.85rem;
    padding: 1rem;
    text-align: center;
    word-break: break-word;
}

/* Evaluation Section */
.eval-section {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 2rem;
}

.eval-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.eval-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.eval-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-secondary);
}

.eval-btn.active[data-type="single"] {
    background: rgba(139, 92, 246, 0.2);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.3);
}

.eval-btn.active[data-type="all_good"] {
    background: rgba(16, 185, 129, 0.2);
    border-color: var(--success);
    color: #fff;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.eval-btn.active[data-type="all_bad"] {
    background: rgba(239, 68, 68, 0.2);
    border-color: var(--danger);
    color: #fff;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

/* Dashboard Analytics */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.metric-card {
    text-align: center;
    padding: 2rem;
}

.metric-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin: 0.5rem 0;
    background: linear-gradient(135deg, #fff 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.metric-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.analytics-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .analytics-container {
        grid-template-columns: 1fr 1fr;
    }
}

.bar-chart-container {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.bar-row {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.bar-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    font-weight: 600;
}

.bar-wrapper {
    background: rgba(255, 255, 255, 0.05);
    height: 12px;
    border-radius: 9999px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    border-radius: 9999px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.bar-fill.accent-success {
    background: linear-gradient(90deg, var(--success) 0%, #34d399 100%);
}

.bar-fill.accent-danger {
    background: linear-gradient(90deg, var(--danger) 0%, #f87171 100%);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Responsive Table */
.truncate {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 250px;
}
.tooltip {
    position: relative;
    cursor: help;
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.filter-inputs {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

/* Loading animations */
.spinner {
    border: 3px solid rgba(255,255,255,0.1);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border-left-color: var(--primary);
    animation: spin 1s linear infinite;
    display: inline-block;
    vertical-align: middle;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* HTMX Loading States */
form.htmx-request button[type="submit"] {
    opacity: 0.7;
    pointer-events: none;
}
form.htmx-request .btn-spinner {
    display: inline-block !important;
}

/* Card Header Overlay Button Styles */
.arena-header-btn {
    background: rgba(15, 15, 20, 0.85) !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: rgba(255, 255, 255, 0.8) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    padding: 0.35rem 0.75rem !important;
    border-radius: 6px !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3) !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
}

.arena-header-btn:hover {
    background: rgba(255, 255, 255, 0.1) !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
    transform: translateY(-1px);
}

.arena-header-btn.active-toggle {
    background: var(--primary) !important;
    color: #fff !important;
    border-color: var(--primary) !important;
    box-shadow: 0 0 12px rgba(139, 92, 246, 0.4) !important;
}

.arena-header-btn.winner-active {
    background: var(--success) !important;
    color: #fff !important;
    border-color: var(--success) !important;
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.4) !important;
}