/* GraphicsLab - High‑End Graphics Testing Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    color: #1a202c;
    min-height: 100dvh;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-outline, .btn-small {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.6);
}

.btn-secondary {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.6);
}

.btn-outline {
    background: transparent;
    color: #667eea;
    border-color: #667eea;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    background: #4f46e5;
    color: white;
    border-radius: 0.375rem;
}

.btn-small:hover {
    background: #4338ca;
}

/* Cards */
.card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e5e7eb;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.hover-lift:hover {
    transform: translateY(-8px);
}

.icon-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-webgl {
    background: #c7d2fe;
    color: #3730a3;
}

.badge-canvas {
    background: #bbf7d0;
    color: #166534;
}

.badge-webgpu {
    background: #fbcfe8;
    color: #831843;
}

.badge-easy {
    background: #d1fae5;
    color: #065f46;
}

.badge-medium {
    background: #fef3c7;
    color: #92400e;
}
.badge-hard {
    background: #fee2e2;
    color: #991b1b;
}

.badge-extreme {
    background: linear-gradient(135deg, #831843, #500724);
    color: #fbcfe8;
    font-weight: 800;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}
/* Table */
table {
    width: 100%;
    border-collapse: collapse;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

thead {
    background: #1f2937;
    color: white;
}

tbody tr:last-child td {
    border-bottom: none;
}

/* Utility */
.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    h1 {
        font-size: 2.5rem;
    }
    .card {
        padding: 1.5rem;
    }
}