:root {
    --primary: #2E86AB;
    --primary-dark: #1B6A8A;
    --primary-light: #5DA9C8;
    --secondary: #1A1A2E;
    --accent: #A23B72;
    --text: #1A1A2E;
    --text-light: #5A6B7B;
    --background: #F7F9FC;
    --surface: #FFFFFF;
    --border: #DDE4ED;
}

/* === Hero Mountain Vista === */
.hero-mountain-vista {
    position: relative;
    min-height: 80vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
    padding: 4rem 5%;
    overflow: hidden;
    background: linear-gradient(170deg, var(--background) 60%, #e8f0f8 100%);
}
.hero-mountain-vista::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: var(--primary);
    opacity: 0.06;
}
.hero-mv-content { position: relative; z-index: 1; }
.hero-mv-content h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    line-height: 1.15;
    margin-bottom: 1.2rem;
    color: var(--secondary);
}
.hero-mv-content h1 em {
    font-style: normal;
    color: var(--primary);
}
.hero-mv-content p {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 520px;
}
.hero-mv-btns { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-mv-btn-primary {
    display: inline-block;
    padding: .85rem 2rem;
    background: var(--primary);
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: background .2s;
}
.hero-mv-btn-primary:hover { background: var(--primary-dark); }
.hero-mv-btn-secondary {
    display: inline-block;
    padding: .85rem 2rem;
    border: 2px solid var(--border);
    color: var(--text);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: border-color .2s, color .2s;
}
.hero-mv-btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
.hero-mv-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,.12);
}
.hero-mv-image img { width: 100%; height: auto; display: block; }
@media (max-width: 768px) {
    .hero-mountain-vista { grid-template-columns: 1fr; min-height: auto; padding: 3rem 5%; }
    .hero-mv-image { order: -1; }
}

/* === Editorial SEO === */
.section-editorial-seo {
    padding: 3rem 5%;
    max-width: 780px;
    margin: 0 auto;
}
.section-editorial-seo p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1rem;
}
.section-editorial-seo a { color: var(--primary); text-decoration: underline; }

/* === Why Drums Accordion === */
.section-accordion {
    padding: 4rem 5%;
    background: var(--background);
}
.section-accordion h2 {
    text-align: center;
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 2.5rem;
    color: var(--secondary);
}
.accordion-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}
.accordion-item {
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    overflow: hidden;
    transition: box-shadow .2s;
}
.accordion-item:hover { box-shadow: 0 4px 16px rgba(0,0,0,.06); }
.accordion-item summary {
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text);
    list-style: none;
    display: flex;
    align-items: center;
    gap: .75rem;
}
.accordion-item summary::after {
    content: '+';
    margin-left: auto;
    font-size: 1.4rem;
    color: var(--primary);
    transition: transform .2s;
}
.accordion-item[open] summary::after {
    content: '\2212';
}
.accordion-item summary::-webkit-details-marker { display: none; }
.accordion-body {
    padding: 0 1.5rem 1.2rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* === Grenoble Culture Mosaic === */
.section-mosaic {
    padding: 4rem 5%;
    background: var(--secondary);
    color: #fff;
    text-align: center;
}
.section-mosaic h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: .75rem;
}
.section-mosaic > p {
    max-width: 600px;
    margin: 0 auto 2.5rem;
    color: rgba(255,255,255,.7);
    line-height: 1.7;
}
.mosaic-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}
.mosaic-stat {
    padding: 1.5rem 2rem;
    background: rgba(255,255,255,.08);
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,.1);
    min-width: 160px;
}
.mosaic-stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-light);
    line-height: 1;
    margin-bottom: .4rem;
}
.mosaic-stat-label {
    font-size: .9rem;
    color: rgba(255,255,255,.6);
}

/* === Articles Carousel Snap === */
.section-carousel {
    padding: 4rem 5%;
}
.section-carousel h2 {
    text-align: center;
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: .5rem;
    color: var(--secondary);
}
.section-carousel > p {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 2rem;
}
.carousel-track {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 1rem;
}
.carousel-track::-webkit-scrollbar { height: 6px; }
.carousel-track::-webkit-scrollbar-track { background: var(--border); border-radius: 3px; }
.carousel-track::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 3px; }
.carousel-card {
    flex: 0 0 320px;
    scroll-snap-align: start;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface);
    transition: transform .2s, box-shadow .2s;
}
.carousel-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.08); }
.carousel-card picture { display: block; height: 200px; overflow: hidden; }
.carousel-card img { width: 100%; height: 200px; object-fit: cover; display: block; }
.carousel-card-body { padding: 1.2rem; }
.carousel-card-body h3 {
    font-size: 1rem;
    margin-bottom: .5rem;
    line-height: 1.4;
}
.carousel-card-body h3 a { color: var(--text); text-decoration: none; }
.carousel-card-body h3 a:hover { color: var(--primary); }
.carousel-card-meta {
    font-size: .85rem;
    color: var(--text-light);
}
@media (max-width: 640px) { .carousel-card { flex: 0 0 85vw; } }

/* === CTA Alpine === */
.section-cta-alpine {
    padding: 4rem 5%;
    text-align: center;
}
.cta-alpine-inner {
    max-width: 600px;
    margin: 0 auto;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 20px;
    color: #fff;
}
.cta-alpine-inner h2 {
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    margin-bottom: .75rem;
}
.cta-alpine-inner p {
    color: rgba(255,255,255,.85);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}
.cta-alpine-btn {
    display: inline-block;
    padding: .85rem 2.5rem;
    background: #fff;
    color: var(--primary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    transition: transform .2s;
}
.cta-alpine-btn:hover { transform: translateY(-2px); }