/* =================================================================
   Cours de batterie à Aix-en-Provence
   Theme "Atelier provencal" : ocre safran + vert cypres + lavande
   Sections : hero_atelier, atelier_benefits, articles_galerie, cta_atelier
   ================================================================= */

:root {
    --primary: #D08A2C;        /* ocre safran */
    --primary-dark: #A96A16;
    --primary-light: #E6A84C;
    --secondary: #2F4538;      /* vert cypres */
    --accent: #8E7CC3;         /* lavande */
    --text: #2A2620;
    --text-light: #6E6557;
    --background: #FBF6EC;      /* toile chaude */
    --surface: #FFFFFF;

    --canvas: #F4EBDA;
    --frame: #C99A4E;          /* cadre ocre clair */
    --ink: #2F4538;
}

/* Trame "toile" douce en fond de page */
body {
    background-color: var(--background);
    background-image:
        radial-gradient(circle at 1px 1px, rgba(47,69,56,0.04) 1px, transparent 0);
    background-size: 22px 22px;
}

/* ============================ HERO ATELIER ============================ */
.hero-atelier {
    position: relative;
    padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(3rem, 7vw, 6rem);
    background:
        linear-gradient(180deg, rgba(208,138,44,0.06), transparent 55%),
        var(--canvas);
    overflow: hidden;
}
.hero-atelier-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: clamp(2rem, 5vw, 4.5rem);
}
.hero-atelier-badge {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--secondary);
    background: rgba(142,124,195,0.16);
    border: 1px solid rgba(142,124,195,0.35);
    padding: 0.4rem 0.95rem;
    border-radius: 40px;
    margin-bottom: 1.4rem;
}
.hero-atelier-text h1 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    line-height: 1.08;
    color: var(--secondary);
    margin: 0 0 0.4rem;
    position: relative;
}
.hero-atelier-brush {
    display: block;
    width: 132px;
    height: 12px;
    margin-top: 0.9rem;
    background: var(--primary);
    border-radius: 40% 60% 55% 45% / 60% 40% 60% 40%;
    transform: rotate(-1.5deg);
    opacity: 0.92;
}
.hero-atelier-sub {
    font-size: clamp(1.02rem, 1.6vw, 1.22rem);
    color: var(--text-light);
    line-height: 1.6;
    max-width: 30rem;
    margin: 1.3rem 0 1.6rem;
}
.hero-atelier-palette {
    display: flex;
    gap: 0.55rem;
    margin-bottom: 2rem;
}
.hero-atelier-palette span {
    width: 26px; height: 26px;
    border-radius: 50%;
    box-shadow: inset 0 0 0 2px rgba(255,255,255,0.7), var(--shadow);
}
.hero-atelier-palette span:nth-child(1) { background: var(--primary); }
.hero-atelier-palette span:nth-child(2) { background: var(--secondary); }
.hero-atelier-palette span:nth-child(3) { background: var(--accent); }
.hero-atelier-palette span:nth-child(4) { background: var(--primary-light); }
.hero-atelier-btn {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    padding: 0.95rem 2rem;
    border-radius: 10px;
    box-shadow: 0 10px 24px rgba(208,138,44,0.28);
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.hero-atelier-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(208,138,44,0.36);
}

/* Cadre toile facon tableau */
.hero-atelier-frame {
    position: relative;
    justify-self: center;
}
.hero-atelier-canvas {
    position: relative;
    padding: 14px;
    background: #fff;
    border: 3px solid var(--frame);
    border-radius: 4px;
    box-shadow:
        0 0 0 10px #fff,
        0 0 0 13px var(--frame),
        0 26px 50px rgba(47,69,56,0.26);
    transform: rotate(1.4deg);
    transition: transform var(--transition);
}
.hero-atelier-frame:hover .hero-atelier-canvas { transform: rotate(0deg); }
.hero-atelier-canvas picture,
.hero-atelier-img {
    display: block;
    width: 100%;
    max-width: 420px;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: 2px;
}
.hero-atelier-plate {
    position: absolute;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%) rotate(1.4deg);
    background: var(--secondary);
    color: #F4EBDA;
    font-size: 0.74rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.4rem 1rem;
    border-radius: 4px;
    white-space: nowrap;
    box-shadow: var(--shadow);
}

/* ======================== ATELIER BENEFITS ======================== */
.atelier-benefits {
    padding: clamp(3.5rem, 7vw, 6rem) 0;
}
.atelier-benefits-head {
    text-align: center;
    max-width: 38rem;
    margin: 0 auto clamp(2.2rem, 4vw, 3.4rem);
}
.atelier-benefits-head h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.8rem, 3.4vw, 2.6rem);
    color: var(--secondary);
    margin: 0 0 0.7rem;
}
.atelier-benefits-head p { color: var(--text-light); font-size: 1.05rem; }
.atelier-benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.4rem, 3vw, 2.4rem);
}
.atelier-card {
    background: var(--surface);
    border-radius: 6px;
    padding: 1.5rem 1.5rem 1.7rem;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}
.atelier-card:nth-child(2) { transform: rotate(-1deg); }
.atelier-card:hover {
    transform: translateY(-6px) rotate(0deg);
    box-shadow: var(--shadow-hover);
}
.atelier-card-frame {
    display: grid;
    place-items: center;
    aspect-ratio: 5 / 3;
    background: var(--canvas);
    border: 3px solid var(--frame);
    border-radius: 3px;
    box-shadow: inset 0 0 0 6px #fff;
    margin-bottom: 1.2rem;
}
.atelier-card-icon { font-size: 2.6rem; }
.atelier-card-plate { text-align: center; }
.atelier-card-num {
    display: inline-block;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--primary-dark);
    background: rgba(208,138,44,0.12);
    padding: 0.2rem 0.7rem;
    border-radius: 30px;
    margin-bottom: 0.7rem;
}
.atelier-card-plate h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    color: var(--secondary);
    margin: 0 0 0.5rem;
}
.atelier-card-plate p { color: var(--text-light); font-size: 0.96rem; line-height: 1.55; }

/* ======================== ARTICLES GALERIE ======================== */
.articles-galerie {
    padding: clamp(3.5rem, 7vw, 6rem) 0;
    background: linear-gradient(180deg, var(--canvas), var(--background));
}
.galerie-head { text-align: center; margin-bottom: clamp(2.6rem, 5vw, 4rem); }
.galerie-eyebrow {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.5rem;
}
.galerie-head h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.8rem, 3.4vw, 2.6rem);
    color: var(--secondary);
    margin: 0;
}
.galerie-wall {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1.2rem, 2.6vw, 2rem);
    padding-top: 1.2rem;
}
.galerie-piece {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 16px;
}
.galerie-piece:nth-child(odd) { margin-top: 1.6rem; }
.galerie-cord {
    position: absolute;
    top: 0; left: 50%;
    width: 2px; height: 18px;
    background: var(--frame);
    transform-origin: top center;
}
.galerie-cord::before {
    content: '';
    position: absolute;
    top: -4px; left: 50%;
    width: 8px; height: 8px;
    background: var(--secondary);
    border-radius: 50%;
    transform: translateX(-50%);
}
.galerie-frame {
    width: 100%;
    padding: 9px;
    background: #fff;
    border: 3px solid var(--frame);
    border-radius: 3px;
    box-shadow: 0 14px 28px rgba(47,69,56,0.18);
    transition: transform var(--transition), box-shadow var(--transition);
}
.galerie-piece:hover .galerie-frame {
    transform: translateY(-5px);
    box-shadow: 0 20px 36px rgba(47,69,56,0.26);
}
.galerie-frame picture,
.galerie-img {
    display: block;
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 1px;
}
.galerie-cartel {
    margin-top: 1rem;
    text-align: center;
    max-width: 15rem;
}
.galerie-cartel h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.02rem;
    line-height: 1.3;
    color: var(--secondary);
    margin: 0 0 0.35rem;
}
.galerie-date { font-size: 0.78rem; color: var(--text-light); font-style: italic; }

/* ============================ CTA ATELIER ============================ */
.cta-atelier { padding: clamp(2.5rem, 5vw, 4.5rem) 0 clamp(3.5rem, 7vw, 6rem); }
.cta-atelier-canvas {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
    background: var(--canvas);
    border: 1px solid rgba(201,154,78,0.4);
    border-radius: 8px;
    padding: clamp(2.5rem, 5vw, 3.6rem) clamp(1.6rem, 4vw, 3.2rem) 3rem;
    box-shadow:
        inset 0 0 0 8px #fff,
        0 22px 44px rgba(47,69,56,0.16);
    overflow: hidden;
}
.cta-atelier-corner {
    position: absolute;
    top: -40px; right: -40px;
    width: 110px; height: 110px;
    background: var(--primary);
    opacity: 0.16;
    transform: rotate(45deg);
}
.cta-atelier-palette {
    display: flex;
    justify-content: center;
    gap: 0.45rem;
    margin-bottom: 1.2rem;
}
.cta-atelier-palette span { width: 18px; height: 18px; border-radius: 50%; }
.cta-atelier-palette span:nth-child(1) { background: var(--primary); }
.cta-atelier-palette span:nth-child(2) { background: var(--secondary); }
.cta-atelier-palette span:nth-child(3) { background: var(--accent); }
.cta-atelier-canvas h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.7rem, 3.4vw, 2.5rem);
    color: var(--secondary);
    margin: 0 0 0.8rem;
}
.cta-atelier-canvas p {
    color: var(--text-light);
    font-size: 1.08rem;
    line-height: 1.6;
    max-width: 32rem;
    margin: 0 auto 1.8rem;
}
.cta-atelier-btn {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    padding: 0.95rem 2.2rem;
    border-radius: 10px;
    box-shadow: 0 10px 24px rgba(208,138,44,0.28);
    transition: transform var(--transition), background var(--transition);
}
.cta-atelier-btn:hover { background: var(--primary-dark); transform: translateY(-2px); }
.cta-atelier-signature {
    display: block;
    margin-top: 1.6rem;
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-size: 1.25rem;
    color: var(--accent);
    transform: rotate(-3deg);
}

/* ======================== EDITORIAL SEO ======================== */
.section-editorial-seo {
    padding: clamp(3rem, 6vw, 5rem) 0;
    background: var(--surface);
}
.section-editorial-seo .container {
    max-width: 800px;
}
.section-editorial-seo > .container > p:first-of-type {
    font-size: 1.18rem;
    line-height: 1.7;
    color: var(--text);
}
.section-editorial-seo p {
    font-size: 1.04rem;
    line-height: 1.78;
    color: var(--text-light);
    margin: 0 0 1.2rem;
}
.section-editorial-seo h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(1.4rem, 2.6vw, 1.9rem);
    color: var(--secondary);
    margin: 2.4rem 0 0.9rem;
    padding-left: 1rem;
    border-left: 4px solid var(--primary);
    line-height: 1.25;
}
.section-editorial-seo h2:first-child { margin-top: 0; }
.section-editorial-seo a {
    color: var(--primary-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
    font-weight: 600;
    transition: color var(--transition);
}
.section-editorial-seo a:hover { color: var(--accent); }

/* ============================ RESPONSIVE ============================ */
@media (max-width: 900px) {
    .hero-atelier-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-atelier-sub { margin-left: auto; margin-right: auto; }
    .hero-atelier-palette { justify-content: center; }
    .hero-atelier-frame { margin-top: 1.5rem; }
    .atelier-benefits-grid { grid-template-columns: 1fr; max-width: 26rem; margin: 0 auto; }
    .atelier-card:nth-child(2) { transform: none; }
    .galerie-wall { grid-template-columns: repeat(2, 1fr); gap: 1.6rem 1.2rem; }
    .galerie-piece:nth-child(odd) { margin-top: 0; }
    .galerie-cartel { max-width: 100%; }
}
@media (max-width: 480px) {
    .galerie-wall { grid-template-columns: 1fr; max-width: 18rem; margin: 0 auto; }
    .hero-atelier-canvas picture, .hero-atelier-img { max-width: 100%; }
}