/* menthonsaintbernard.com — design system "Riviera des Alpes" */
/* L'elegance d'un palace 1900 au bord du lac : blanc neige, bleu du lac,
   filets or champagne, double traits art deco. Calme, aere, precieux. */
:root {
  --neige: #FAFAF6;       /* fond de page */
  --glacier: #EFF2EC;     /* panneaux clairs */
  --nuit: #16303A;        /* encre bleu nuit, texte */
  --nuit-2: #5E7079;      /* texte secondaire */
  --lac: #2E8FA3;         /* turquoise du lac */
  --or: #B9975B;          /* filets or champagne */
  --sapin: #41604E;       /* forets du Roc de Chere */
  --ligne: rgba(22, 48, 58, .16);
  --serif: "Playfair Display", Georgia, serif;
  --sans: "Jost", system-ui, sans-serif;
  --mono: "Space Mono", ui-monospace, monospace;
  --r: 4px;
  --pad: clamp(16px, 4vw, 56px);
  --max: 1280px;
  --ease: cubic-bezier(.2, .7, .1, 1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; }
body { background: var(--neige); color: var(--nuit); font: 400 17px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: var(--lac); color: #fff; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; }
.ico { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.hide-m { display: inline; }
@media (max-width: 760px) { .hide-m { display: none; } }
/* filet double art deco */
.filet { height: 7px; border-top: 1px solid var(--or); border-bottom: 1px solid var(--or); margin: 0 var(--pad); }

.mockbar { position: fixed; inset: auto 0 0 0; z-index: 90; background: var(--nuit); color: var(--neige); font: 400 12.5px/1.4 var(--mono); padding: 7px var(--pad); text-align: center; }
.mockbar a { color: inherit; }
body.has-mockbar { padding-bottom: 34px; }

.site-head { position: sticky; top: 0; z-index: 80; background: color-mix(in srgb, var(--neige) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ligne); }
.head-in { display: flex; align-items: center; gap: 28px; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 13px; text-decoration: none; }
.brand svg { width: 38px; height: 38px; color: var(--lac); }
.brand .name { display: block; font: 600 19px/1.1 var(--serif); letter-spacing: .01em; }
.brand .tag { display: block; font: 400 9.5px/1 var(--mono); letter-spacing: .22em; color: var(--or); margin-top: 4px; }
nav.main { display: flex; gap: 24px; margin-left: auto; }
nav.main a { text-decoration: none; font: 500 13px/1 var(--sans); text-transform: uppercase; letter-spacing: .1em; color: var(--nuit-2); padding: 8px 0; border-bottom: 1px solid transparent; transition: color .2s, border-color .2s; }
nav.main a:hover { color: var(--nuit); border-color: var(--or); }
@media (max-width: 960px) { nav.main { display: none; } }
.btn { display: inline-flex; align-items: center; gap: 9px; border-radius: var(--r); padding: 12px 22px; font: 500 13.5px/1 var(--sans); text-transform: uppercase; letter-spacing: .08em; text-decoration: none; border: 1px solid transparent; transition: all .25s var(--ease); cursor: pointer; }
.btn:hover { transform: translateY(-1px); }
.btn-lac { background: var(--lac); color: #fff; }
.btn-lac:hover { background: #257486; }
.btn-nuit { background: var(--nuit); color: var(--neige); }
.btn-or { border-color: var(--or); color: var(--nuit); background: none; }
.btn-or:hover { background: var(--or); color: #fff; }

/* hero : panoramique majestueux, cartouche centre */
.hero { position: relative; min-height: 92svh; display: flex; align-items: flex-end; isolation: isolate; overflow: hidden; }
.hero .ph { position: absolute; inset: 0; z-index: -2; }
.hero .ph img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 45%; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(22,48,58,.34), rgba(22,48,58,.04) 40%, rgba(22,48,58,.66) 90%); }
.hero-in { position: relative; width: 100%; padding: 140px 0 clamp(30px, 6vh, 64px); color: #fff; text-align: center; }
.kicker { display: inline-flex; align-items: center; gap: 14px; font: 400 11.5px/1 var(--mono); letter-spacing: .26em; color: #fff; margin-bottom: 18px; text-transform: uppercase; }
.kicker::before, .kicker::after { content: ""; width: 44px; height: 1px; background: var(--or); }
.hero h1 { font: 500 clamp(42px, 6.4vw, 92px)/1.04 var(--serif); letter-spacing: .005em; margin: 0 auto 16px; max-width: 18ch; }
.hero h1 em { font-style: italic; color: #E9D7AE; }
.lead { font-size: clamp(16.5px, 1.5vw, 19px); line-height: 1.6; max-width: 62ch; margin: 0 auto 28px; }
.booking { display: flex; flex-wrap: wrap; gap: 10px; background: color-mix(in srgb, #ffffff 92%, transparent); backdrop-filter: blur(8px); border: 1px solid var(--ligne); border-radius: var(--r); padding: 12px; max-width: 760px; margin: 0 auto; box-shadow: 0 18px 50px rgba(22, 48, 58, .25); text-align: left; }
.booking .field { display: flex; gap: 10px; align-items: center; padding: 8px 12px; border-radius: var(--r); background: var(--neige); border: 1px solid var(--ligne); flex: 1 1 140px; color: var(--nuit); }
.booking .field .ico { color: var(--lac); }
.booking label { display: block; font: 400 9px/1 var(--mono); letter-spacing: .14em; color: var(--nuit-2); text-transform: uppercase; margin-bottom: 3px; }
.booking input, .booking select { border: 0; background: none; color: var(--nuit); font: 500 14px/1.2 var(--sans); width: 100%; outline: none; }
.booking .btn { flex: 1 1 100%; justify-content: center; }
@media (min-width: 720px) { .booking .btn { flex: 0 0 auto; } }

.credit { position: absolute; right: 12px; top: 10px; z-index: 5; font: 400 10px/1.3 var(--mono); color: #fff; background: rgba(22, 48, 58, .5); padding: 3px 8px; border-radius: 3px; }
.hero .credit, .cta-band .credit { top: auto; bottom: 10px; }

.sec { padding: clamp(60px, 8.5vw, 110px) 0; }
.sec-head { display: flex; gap: 14px; align-items: center; justify-content: center; font-family: var(--mono); font-size: 11.5px; letter-spacing: .26em; text-transform: uppercase; color: var(--or); margin-bottom: clamp(24px, 4vw, 42px); }
.sec-head::before, .sec-head::after { content: ""; width: 54px; height: 1px; background: var(--or); }
h2 { font: 500 clamp(30px, 4vw, 52px)/1.12 var(--serif); margin: 0; text-align: center; }
h2 em { font-style: italic; color: var(--lac); }
.sec > .wrap > p.intro { color: var(--nuit-2); max-width: 64ch; margin: 18px auto 0; text-align: center; }

/* tableau des plaisirs : grandes cartes alternees */
.plaisirs { display: grid; gap: clamp(28px, 5vw, 64px); margin-top: clamp(30px, 5vw, 56px); }
.plaisir { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(20px, 4vw, 56px); align-items: center; }
.plaisir:nth-child(even) .pl-ph { order: 2; }
@media (max-width: 880px) { .plaisir { grid-template-columns: 1fr; } .plaisir:nth-child(even) .pl-ph { order: 0; } }
.pl-ph { position: relative; border-radius: var(--r); overflow: hidden; border: 1px solid var(--ligne); box-shadow: 0 14px 44px rgba(22, 48, 58, .14); }
.pl-ph::after { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(255, 255, 255, .55); border-radius: 2px; pointer-events: none; }
.plaisir h3 { font: 500 clamp(24px, 2.6vw, 34px)/1.15 var(--serif); margin: 0 0 12px; }
.plaisir h3 .num { color: var(--or); font-style: italic; margin-right: 10px; }
.plaisir p { color: var(--nuit-2); margin: 0 0 14px; max-width: 52ch; }
.plaisir .infos { display: flex; flex-wrap: wrap; gap: 8px 18px; font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em; color: var(--sapin); margin-bottom: 16px; }

/* dormir */
.dormir { background: var(--nuit); color: var(--neige); }
.dormir h2 { color: var(--neige); }
.dormir h2 em { color: #E9D7AE; }
.dormir .sec-head { color: var(--or); }
.dormir p.intro { color: #9FB0B8; }
.stays { display: grid; grid-template-columns: repeat(12, 1fr); gap: 18px; margin-top: clamp(28px, 4vw, 48px); }
.stay { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 300px; border-radius: var(--r); overflow: hidden; text-decoration: none; grid-column: span 4; isolation: isolate; }
@media (max-width: 880px) { .stay { grid-column: span 12 !important; } }
.stay .ph { position: absolute; inset: 0; z-index: -1; }
.stay .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.stay:hover .ph img { transform: scale(1.04); }
.stay .ph::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(10, 26, 33, .88) 0%, rgba(10, 26, 33, .06) 55%); }
.stay .in { position: relative; padding: 18px; }
.stay .k { font: 400 10px/1 var(--mono); letter-spacing: .2em; color: #E9D7AE; }
.stay h3 { font: 500 24px/1.15 var(--serif); margin: 6px 0 4px; }
.stay .meta { color: #B9C6CC; font-size: 13.5px; }
.stay .go { position: absolute; right: 14px; bottom: 16px; display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--neige); color: var(--nuit); transition: background .2s, transform .25s var(--ease); }
.stay:hover .go { background: var(--or); color: #fff; transform: translateX(3px); }

/* saisons */
.saisons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--ligne); border: 1px solid var(--ligne); border-radius: var(--r); overflow: hidden; margin-top: clamp(28px, 4vw, 48px); }
@media (max-width: 880px) { .saisons { grid-template-columns: repeat(2, 1fr); } }
.saison { background: var(--neige); padding: 22px 20px; }
.saison .mono { color: var(--lac); }
.saison h3 { font: 500 21px/1.2 var(--serif); margin: 8px 0 8px; }
.saison p { margin: 0; color: var(--nuit-2); font-size: 13.5px; line-height: 1.55; }

/* journal */
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: clamp(28px, 4vw, 48px); }
@media (max-width: 880px) { .posts { grid-template-columns: 1fr; } }
.post { display: flex; flex-direction: column; border-radius: var(--r); overflow: hidden; border: 1px solid var(--ligne); background: #fff; text-decoration: none; transition: transform .3s var(--ease), box-shadow .3s; }
a.post:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(22, 48, 58, .14); }
.post .ph { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.post .ph img { width: 100%; height: 100%; object-fit: cover; }
.post .in { padding: 18px 18px 20px; display: grid; gap: 8px; }
.post .mono { color: var(--or); letter-spacing: .2em; font-size: 10.5px; text-transform: uppercase; }
.post h3 { font: 500 21px/1.25 var(--serif); margin: 0; }
.post p { margin: 0; color: var(--nuit-2); font-size: 14px; line-height: 1.55; }
.post.soon { opacity: .55; }
.post.soon .mono { color: var(--nuit-2); }

/* faq */
.faq details { border-bottom: 1px solid var(--ligne); padding: 15px 0; max-width: 820px; margin: 0 auto; }
.faq summary { cursor: pointer; font: 500 17.5px/1.4 var(--sans); }
.faq p { margin: 10px 0 2px; color: var(--nuit-2); }

.cta-band { position: relative; isolation: isolate; padding: clamp(80px, 11vw, 140px) 0; text-align: center; overflow: hidden; color: #fff; }
.cta-band .ph { position: absolute; inset: 0; z-index: -2; }
.cta-band .ph img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 60%; }
.cta-band::after { content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(22, 48, 58, .52); }
.cta-band h2 { color: #fff; margin-bottom: 28px; }
.cta-band h2 em { color: #E9D7AE; }

footer { border-top: 1px solid var(--ligne); padding: 40px 0 46px; color: var(--nuit-2); font-size: 13.5px; }
.foot-grid { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; }
footer a { color: inherit; }
footer .mono { font-size: 11px; }
#credits-list { margin: 10px 0 0; padding: 0 0 0 18px; display: grid; gap: 4px; max-width: 72ch; }
details > summary { cursor: pointer; }

/* article */
.article-hero { position: relative; min-height: 62svh; display: flex; align-items: flex-end; isolation: isolate; overflow: hidden; color: #fff; }
.article-hero .ph { position: absolute; inset: 0; z-index: -2; }
.article-hero .ph img { width: 100%; height: 100%; object-fit: cover; }
.article-hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(22,48,58,.4), rgba(22,48,58,.8)); }
.article-hero .wrap { width: 100%; padding-bottom: 42px; padding-top: 120px; text-align: center; }
.article-hero h1 { font: 500 clamp(34px, 5vw, 66px)/1.08 var(--serif); margin: 12px auto 14px; max-width: 22ch; }
.article-hero h1 em { font-style: italic; color: #E9D7AE; }
.article-body { max-width: 740px; margin: 0 auto; padding: clamp(40px, 6vw, 64px) var(--pad) 30px; }
.article-body > p:first-child { font-size: clamp(18px, 1.9vw, 20.5px); line-height: 1.65; }
.article-body p { color: #44555D; line-height: 1.75; }
.article-body h2 { font-size: clamp(25px, 3vw, 34px); margin: 1.6em 0 .5em; text-align: left; }
.article-body figure { margin: 2em 0; position: relative; border-radius: var(--r); overflow: hidden; border: 1px solid var(--ligne); }
.article-body figcaption { font: 400 12px/1.5 var(--mono); color: var(--nuit-2); padding: 10px 14px; background: #fff; }
.article-body .note { border-left: 2px solid var(--or); background: var(--glacier); padding: 16px 20px; border-radius: 0 var(--r) var(--r) 0; }
.article-body .note .mono { color: var(--or); letter-spacing: .18em; }
.aff-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; border: 1px solid var(--ligne); background: #fff; border-radius: var(--r); padding: 20px 22px; margin: 2.2em 0; box-shadow: 0 10px 30px rgba(22, 48, 58, .1); }
.aff-cta b { font: 500 19px/1.3 var(--serif); display: block; }
.aff-cta span { color: var(--nuit-2); font-size: 13.5px; }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; transition: none; } }

body.show-aff .aff { outline: 2px dashed var(--or); outline-offset: 3px; position: relative; }
body.show-aff .aff::before { content: "Stay22 · " attr(data-n); position: absolute; top: -10px; left: -6px; z-index: 60; background: var(--or); color: #fff; font: 700 10px/1 var(--mono); padding: 4px 7px; border-radius: 3px; }