/* SOS Dyspraxie — Neurological Peptide Research
   Consolidated stylesheet (externalized from inline <style> blocks, Pass A refresh) */

:root {
    --primary-color: #4a69bd;
    --secondary-color: #6c5ce7;
    --accent-color: #00b894;
    --dark-color: #2c3e50;
    --light-bg: #f0f3f7;
    --neuro-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    background: #fafbfc;
}

h1, h2, h3, h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
}

.hero-section {
    background: var(--neuro-gradient);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,138.7C672,149,768,203,864,213.3C960,224,1056,192,1152,165.3C1248,139,1344,117,1392,106.7L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
}

.supplier-card {
    transition: all 0.3s ease;
    height: 100%;
    border: none;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.supplier-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.number-one {
    background: linear-gradient(135deg, #00b894, #00cec9);
    color: white;
    border: 2px solid #ffd700;
}

.peptide-card {
    border-top: 3px solid var(--secondary-color);
    transition: all 0.3s;
}

.peptide-card:hover {
    box-shadow: 0 5px 15px rgba(108, 92, 231, 0.2);
    transform: translateY(-3px);
}

.research-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.research-link:hover {
    text-decoration: underline;
    color: var(--secondary-color);
}

.mechanism-box {
    background: var(--light-bg);
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    margin: 20px 0;
    border-radius: 8px;
}

.study-callout {
    background: #e8f4fd;
    border-left: 4px solid var(--primary-color);
    padding: 15px;
    margin: 20px 0;
    border-radius: 8px;
}

.category-card {
    border-left: 4px solid var(--secondary-color);
    transition: all 0.3s;
    background: white;
}

.category-card:hover {
    box-shadow: 0 5px 15px rgba(108, 92, 231, 0.2);
    transform: translateX(5px);
    border-left-color: var(--accent-color);
}

.brain-icon {
    width: 60px;
    height: 60px;
    background: var(--neuro-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    margin-bottom: 20px;
}

footer {
    background: var(--dark-color);
    color: white;
    padding: 50px 0;
    margin-top: 80px;
}

.badge-ranking {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 1.5rem;
    background: white;
    color: var(--primary-color);
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
}

.stats-box {
    background: white;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.toc-sidebar {
    position: sticky;
    top: 100px;
}

.neuro-pattern {
    background-image: radial-gradient(circle at 1px 1px, #e0e7ff 1px, transparent 1px);
    background-size: 20px 20px;
}

.benefits-grid {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border-radius: 15px;
    padding: 30px;
    color: white;
    margin: 30px 0;
}