:root {
    /* Palette montagne : bleu glacier, ardoise, neige */
    --color-primary: #1d6fb8;
    --color-primary-dark: #14507f;
    --color-primary-light: #e8f2fb;
    --color-accent: #e8622c;
    --color-ink: #1c2733;
    --color-ink-light: #4a5a6a;
    --color-muted: #8a97a4;
    --color-bg: #ffffff;
    --color-bg-alt: #f4f8fc;
    --color-border: #e2e9f0;

    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Poppins', var(--font-body);

    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2.5rem;
    --space-2xl: 4rem;

    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 8px 30px rgba(28, 39, 51, 0.08);
    --transition: 0.25s ease;
    --maxw: 1120px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-ink);
    background: var(--color-bg);
}

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.2; font-weight: 600; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--space-lg); }
.section { padding: var(--space-2xl) 0; }
.section--alt { background: var(--color-bg-alt); }
.section--narrow { max-width: 760px; }
.section__title { font-size: clamp(1.7rem, 3.2vw, 2.3rem); margin-bottom: var(--space-lg); color: var(--color-primary-dark); position: relative; }
.section__title::after { content: ""; display: block; width: 56px; height: 4px; border-radius: 2px; background: var(--color-accent); margin-top: var(--space-sm); }
.section__title--center { text-align: center; }
.section__title--center::after { margin-left: auto; margin-right: auto; }
.section__actions { margin-top: var(--space-lg); }
.richtext--lg { font-size: 1.15rem; }

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 0.8rem 1.6rem;
    border-radius: 999px;
    font-weight: 600;
    font-family: var(--font-display);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    border: 2px solid transparent;
}
.btn--primary { background: var(--color-primary); color: #fff; box-shadow: 0 6px 18px rgba(29, 111, 184, 0.35); }
.btn--primary:hover { background: var(--color-primary-dark); text-decoration: none; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(29, 111, 184, 0.4); }
.btn--outline { border-color: var(--color-primary); color: var(--color-primary); background: transparent; }
.btn--outline:hover { background: var(--color-primary); color: #fff; text-decoration: none; }
.btn--ghost { border-color: var(--color-primary); color: var(--color-primary-dark); background: rgba(255,255,255,0.6); backdrop-filter: blur(4px); }
.btn--ghost:hover { background: #fff; color: var(--color-primary-dark); text-decoration: none; }
.btn--lg { padding: 0.95rem 2rem; font-size: 1.05rem; }

/* === Header / nav === */
.header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
}
.header--scrolled { box-shadow: 0 4px 20px rgba(28, 39, 51, 0.1); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.header__logo img { max-height: 48px; width: auto; }
.header__logo-text { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; color: var(--color-primary-dark); }
.nav { display: flex; gap: var(--space-lg); align-items: center; }
.nav__link { color: var(--color-ink); font-weight: 500; }
.nav__link:hover { color: var(--color-primary); text-decoration: none; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 26px; height: 2px; background: var(--color-ink); transition: var(--transition); }

/* === Hero === */
.hero {
    position: relative;
    min-height: 92vh;
    display: flex; align-items: center;
    color: var(--color-ink);
    background: linear-gradient(135deg, var(--color-primary-light), #ffffff);
    overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.05); animation: heroZoom 18s ease-out forwards; }
.hero__bg--default { background-image: url("../img/photos/royans-4.c599d90932cd.jpg"); }
@keyframes heroZoom { to { transform: scale(1.15); } }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(255,255,255,0.30) 0%, rgba(255,255,255,0.32) 50%, rgba(255,255,255,0.55) 100%); }
.hero__inner { position: relative; text-align: center; padding: var(--space-2xl) 0; width: 100%; }
.hero__eyebrow { text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.85rem; font-weight: 700; color: var(--color-primary-dark); margin-bottom: var(--space-md); text-shadow: 0 1px 6px rgba(255,255,255,0.7); }
.hero__title { font-size: clamp(2.6rem, 7vw, 5rem); font-weight: 700; line-height: 1.05; margin-bottom: var(--space-md); color: var(--color-primary-dark); text-shadow: 0 1px 2px rgba(255,255,255,0.7), 0 2px 22px rgba(255,255,255,0.6); }
.hero__subtitle { font-size: clamp(1.1rem, 2.2vw, 1.4rem); max-width: 680px; margin: 0 auto var(--space-xl); color: var(--color-ink); font-weight: 500; text-shadow: 0 1px 8px rgba(255,255,255,0.7); }
.hero__actions { display: flex; gap: var(--space-md); justify-content: center; flex-wrap: wrap; }
.hero__scroll { position: absolute; bottom: 90px; left: 50%; transform: translateX(-50%); width: 26px; height: 42px; border: 2px solid rgba(20,80,127,0.65); border-radius: 20px; z-index: 6; background: rgba(255,255,255,0.35); }
.hero__scroll span { position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; background: var(--color-primary-dark); border-radius: 2px; transform: translateX(-50%); animation: scrollCue 1.6s ease-in-out infinite; }
@keyframes scrollCue { 0% { opacity: 0; transform: translate(-50%, 0); } 50% { opacity: 1; } 100% { opacity: 0; transform: translate(-50%, 12px); } }

/* === Highlights === */
.highlights { margin-top: -60px; position: relative; z-index: 5; }
.highlights__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.highlight { background: #fff; border-radius: var(--radius-lg); padding: var(--space-xl); box-shadow: var(--shadow); text-align: center; border: 1px solid var(--color-border); }
.highlight__icon { font-size: 2.4rem; margin-bottom: var(--space-sm); }
.highlight__title { color: var(--color-primary-dark); margin-bottom: var(--space-sm); }
.highlight p { color: var(--color-ink-light); font-size: 0.98rem; }

/* === Pricing / avantages === */
.pricing__lead { text-align: center; max-width: 680px; margin: 0 auto var(--space-xl); color: var(--color-ink-light); font-size: 1.12rem; }
.pricing__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); align-items: stretch; }
.pricing__grid--inline { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-top: 18px; }
.price-card { position: relative; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-xl) var(--space-lg); text-align: center; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.price-card--feature { border-color: var(--color-primary); box-shadow: 0 12px 40px rgba(29,111,184,0.22); transform: translateY(-6px); }
.price-card__badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); white-space: nowrap; background: var(--color-primary); color: #fff; font-size: 0.78rem; font-weight: 700; padding: 0.3rem 0.9rem; border-radius: 999px; box-shadow: 0 4px 12px rgba(29,111,184,0.35); }
.price-card__badge--save { background: #2fa36b; box-shadow: 0 4px 12px rgba(47,163,107,0.35); }
.price-card__badge--new { background: var(--color-accent); box-shadow: 0 4px 12px rgba(232,98,44,0.35); }
.price-card__name { color: var(--color-primary-dark); font-size: 1.1rem; margin-top: var(--space-sm); margin-bottom: var(--space-md); }
.price-card__amount { font-family: var(--font-display); font-weight: 700; font-size: 2.1rem; color: var(--color-ink); line-height: 1; }
.price-card__unit { font-size: 0.95rem; font-weight: 500; color: var(--color-muted); }
.price-card__old { margin-top: 0.35rem; color: var(--color-muted); text-decoration: line-through; font-size: 0.95rem; }
.price-card__note { margin-top: auto; padding-top: var(--space-md); color: var(--color-ink-light); font-size: 0.9rem; }
.pricing__foot { text-align: center; margin-top: var(--space-xl); font-weight: 600; color: var(--color-primary-dark); }
.pricing .section__actions { text-align: center; }

/* === Parallax band === */
.band { position: relative; background-size: cover; background-position: center; background-attachment: fixed; padding: var(--space-2xl) 0; color: #fff; text-align: center; }
.band__overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(29,111,184,0.42), rgba(20,80,127,0.55)); }
.band__inner { position: relative; }
.band__title { font-size: clamp(1.8rem, 4vw, 3rem); margin-bottom: var(--space-sm); text-shadow: 0 2px 16px rgba(0,0,0,0.3); }
.band__text { font-size: 1.2rem; margin-bottom: var(--space-lg); opacity: 0.95; }

/* === Gallery === */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 200px; gap: var(--space-sm); }
.gallery__item { overflow: hidden; border-radius: var(--radius); position: relative; }
.gallery__item:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.gallery__item:nth-child(6) { grid-column: span 2; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.gallery__item:hover img { transform: scale(1.08); }

/* === Page header (clair) === */
.page-header { position: relative; padding: var(--space-2xl) 0 var(--space-xl); color: var(--color-ink); background: linear-gradient(160deg, var(--color-primary-light) 0%, #ffffff 100%); border-bottom: 1px solid var(--color-border); overflow: hidden; }
.page-header::before { content: ""; position: absolute; right: -40px; top: -40px; width: 220px; height: 220px; background: radial-gradient(circle, rgba(232,98,44,0.12), transparent 70%); }
.page-header > .container { position: relative; }
.page-header__title { font-size: clamp(1.9rem, 4vw, 2.8rem); color: var(--color-primary-dark); text-shadow: none; }
.page-header .richtext { color: var(--color-ink-light); }

/* === Reveal on scroll === */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* === Rich text === */
.richtext { font-size: 1.05rem; color: var(--color-ink-light); }
.richtext p { margin-bottom: var(--space-md); }
.richtext h2, .richtext h3, .richtext h4 { color: var(--color-primary-dark); line-height: 1.25; margin: var(--space-xl) 0 var(--space-sm); }
.richtext h2 { margin-top: var(--space-2xl); }
.richtext > :first-child { margin-top: 0; }
.richtext a { text-decoration: underline; }
.lead { font-size: 1.2rem; color: var(--color-ink); margin-bottom: var(--space-lg); }
.back-link { display: inline-block; margin-bottom: var(--space-md); font-weight: 500; }

/* === News === */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--space-lg); }
.news-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); }
.news-card:hover { transform: translateY(-4px); }
.news-card__img { aspect-ratio: 5/3; object-fit: cover; width: 100%; }
.news-card__body { padding: var(--space-lg); }
.news-card__date { font-size: 0.85rem; color: var(--color-accent); font-weight: 600; }
.news-card__title { font-size: 1.2rem; margin: var(--space-sm) 0; }
.news-card__title a { color: var(--color-ink); }
.news-card__excerpt { color: var(--color-ink-light); font-size: 0.95rem; }
.news-hero__img { border-radius: var(--radius); margin: var(--space-lg) 0; }

/* === Cards (streamfield) === */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--space-lg); margin: var(--space-lg) 0; }
.card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.card__img { aspect-ratio: 5/3; object-fit: cover; }
.card__body { padding: var(--space-lg); }
.card__title { font-size: 1.15rem; margin-bottom: var(--space-sm); }

/* === Partners === */
.partners { display: flex; flex-wrap: wrap; gap: var(--space-xl); align-items: center; justify-content: center; }
.partner__logo { max-height: 70px; width: auto; filter: grayscale(0.2); transition: var(--transition); }
.partner__logo:hover { filter: none; }
.partner__name { font-weight: 600; color: var(--color-ink-light); }

/* === Streamfield helpers === */
.block-image { margin: var(--space-lg) 0; }
.block-image figcaption { font-size: 0.9rem; color: var(--color-muted); margin-top: var(--space-sm); text-align: center; }
.block-quote { border-left: 4px solid var(--color-primary); padding-left: var(--space-lg); margin: var(--space-lg) 0; font-size: 1.15rem; font-style: italic; color: var(--color-ink); }
.block-quote cite { display: block; margin-top: var(--space-sm); font-size: 0.95rem; color: var(--color-muted); font-style: normal; }
.block-heading { color: var(--color-primary-dark); margin: var(--space-lg) 0 var(--space-sm); }
.document-link a { font-weight: 600; }

/* === Prose (content pages) === */
.prose { max-width: 860px; margin: 0 auto; }
.prose > * { margin-bottom: var(--space-lg); }
.prose .block-heading { font-size: 1.5rem; padding-top: var(--space-sm); border-top: 2px solid var(--color-border); }
.prose .block-heading:first-child { border-top: 0; padding-top: 0; }
.prose__lead { font-size: 1.3rem; line-height: 1.6; color: var(--color-ink); font-weight: 500; }
.prose ul, .prose ol { margin: var(--space-md) 0 var(--space-md) 1.2rem; }
.prose li { margin-bottom: 0.4rem; color: var(--color-ink-light); }
.prose a { color: var(--color-primary); text-decoration: underline; font-weight: 500; }

/* === Facts strip === */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--space-md); background: var(--color-primary-light); border-radius: var(--radius-lg); padding: var(--space-lg); }
.fact { text-align: center; padding: var(--space-sm); }
.fact__icon { display: block; font-size: 1.8rem; margin-bottom: 0.3rem; }
.fact__value { display: block; font-family: var(--font-display); font-weight: 700; font-size: 1.35rem; color: var(--color-primary-dark); line-height: 1.2; }
.fact__label { display: block; font-size: 0.85rem; color: var(--color-ink-light); margin-top: 0.2rem; }

/* === Callout === */
.callout { position: relative; border-radius: var(--radius); padding: var(--space-lg) var(--space-lg) var(--space-lg) 3.2rem; border: 1px solid; }
.callout::before { position: absolute; left: 1.1rem; top: 1.05rem; font-size: 1.2rem; }
.callout__title { font-weight: 700; margin-bottom: 0.3rem; }
.callout__body p:last-child { margin-bottom: 0; }
.callout--info { background: #eef6fd; border-color: #cbe3f7; color: var(--color-ink); }
.callout--info::before { content: "ℹ️"; }
.callout--info .callout__title { color: var(--color-primary-dark); }
.callout--warning { background: #fff4ec; border-color: #ffd8bf; color: var(--color-ink); }
.callout--warning::before { content: "🚨"; }
.callout--warning .callout__title { color: #b4501f; }
.callout--success { background: #edf9f2; border-color: #c6ebd6; color: var(--color-ink); }
.callout--success::before { content: "✅"; }
.callout--success .callout__title { color: #1f7a4d; }

/* === Steps === */
.steps__heading { color: var(--color-primary-dark); margin-bottom: var(--space-lg); }
.steps__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-md); }
.steps__item { display: flex; gap: var(--space-md); align-items: flex-start; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-md) var(--space-lg); box-shadow: var(--shadow); }
.steps__num { flex: 0 0 auto; width: 38px; height: 38px; border-radius: 50%; background: var(--color-primary); color: #fff; font-family: var(--font-display); font-weight: 700; display: flex; align-items: center; justify-content: center; }
.steps__title { font-weight: 600; color: var(--color-ink); }
.steps__text { color: var(--color-ink-light); font-size: 0.95rem; }
.steps__text p:last-child { margin-bottom: 0; }

/* === Footer (clair) === */
.footer { background: linear-gradient(180deg, #ffffff, var(--color-primary-light)); color: var(--color-ink-light); padding: var(--space-2xl) 0; margin-top: var(--space-2xl); border-top: 1px solid var(--color-border); }
.footer__inner { text-align: center; display: flex; flex-direction: column; gap: var(--space-md); align-items: center; }
.footer__logo { height: 72px; width: auto; opacity: 0.95; }
.footer__text { color: var(--color-ink); font-weight: 500; }
.footer__links { display: flex; flex-wrap: wrap; gap: var(--space-md) var(--space-lg); align-items: center; justify-content: center; }
.footer__links a { display: inline-flex; align-items: center; gap: 0.4rem; color: var(--color-primary); font-weight: 600; line-height: 1; }
.footer__links a svg { display: block; flex: none; }
.footer__links a:hover { color: var(--color-primary-dark); text-decoration: none; }
.footer__copy { font-size: 0.85rem; color: var(--color-muted); }

/* === Gallery lightbox / viewer === */
body.no-scroll { overflow: hidden; }
.lightbox { position: fixed; inset: 0; z-index: 1000; display: none; align-items: center; justify-content: center; background: rgba(10, 18, 28, 0.93); padding: 5vh 4vw; }
.lightbox.is-open { display: flex; animation: lb-fade 0.18s ease; }
@keyframes lb-fade { from { opacity: 0; } to { opacity: 1; } }
.lightbox__figure { margin: 0; display: flex; flex-direction: column; align-items: center; gap: 0.85rem; max-width: 92vw; max-height: 90vh; }
.lightbox__img { max-width: 92vw; max-height: 80vh; width: auto; height: auto; object-fit: contain; border-radius: 8px; box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55); background: #fff; }
.lightbox__caption { color: #fff; font-size: 0.95rem; text-align: center; opacity: 0.9; max-width: 60ch; }
.lightbox__close, .lightbox__nav { position: absolute; background: rgba(255, 255, 255, 0.14); color: #fff; border: none; cursor: pointer; border-radius: 50%; display: flex; align-items: center; justify-content: center; line-height: 1; transition: background 0.15s ease, transform 0.15s ease; }
.lightbox__close:hover, .lightbox__nav:hover { background: rgba(255, 255, 255, 0.3); }
.lightbox__nav:active { transform: translateY(-50%) scale(0.94); }
.lightbox__close { top: 1.1rem; right: 1.3rem; width: 46px; height: 46px; font-size: 1.9rem; }
.lightbox__nav { top: 50%; transform: translateY(-50%); width: 54px; height: 54px; font-size: 1.5rem; }
.lightbox__nav--prev { left: 1.3rem; }
.lightbox__nav--next { right: 1.3rem; }
.gallery__item { cursor: zoom-in; }
@media (max-width: 600px) {
    .lightbox__nav { width: 44px; height: 44px; font-size: 1.25rem; }
    .lightbox__nav--prev { left: 0.5rem; }
    .lightbox__nav--next { right: 0.5rem; }
    .lightbox__close { top: 0.6rem; right: 0.6rem; width: 42px; height: 42px; }
    .lightbox__img { max-height: 74vh; }
}

/* === Responsive === */
@media (max-width: 900px) {
    .highlights__grid { grid-template-columns: 1fr; }
    .highlights { margin-top: -40px; }
    .pricing__grid { grid-template-columns: repeat(2, 1fr); }
    .price-card--feature { transform: none; }
    .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
    .gallery__item:nth-child(1), .gallery__item:nth-child(6) { grid-column: span 2; }
    .gallery__item:nth-child(1) { grid-row: span 2; }
    .band { background-attachment: scroll; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .hero { min-height: 88vh; }
    .pricing__grid { grid-template-columns: 1fr; }
    .nav {
        position: absolute; top: 72px; left: 0; right: 0;
        flex-direction: column; gap: 0;
        background: #fff; border-bottom: 1px solid var(--color-border);
        max-height: 0; overflow: hidden; transition: max-height var(--transition);
    }
    .nav--open { max-height: 400px; }
    .nav__link { padding: var(--space-md) var(--space-lg); width: 100%; border-top: 1px solid var(--color-border); }
    .nav-toggle--open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle--open span:nth-child(2) { opacity: 0; }
    .nav-toggle--open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}