:root{--teal:#2aaba6;--teal-d:#1d7f7b;--ink:#17302f;--cream:#f5efdf;--paper:#fffdf6;--amber:#e0a526;--line:#e3dbc4;--muted:#5d6f6d;--red:#b3402f;--ok:#2e7d4f;--r:14px;--sh:0 6px 24px rgba(23,48,47,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
img{max-width:100%;display:block}a{color:var(--teal-d)}
h1,h2,h3{font-family:"Arial Black","Segoe UI",system-ui,sans-serif;text-transform:uppercase;line-height:1.1;margin:0 0 .5em;letter-spacing:.01em}
h1{font-size:clamp(2rem,6vw,3.6rem)}h2{font-size:clamp(1.5rem,4vw,2.2rem);color:var(--teal-d)}h3{font-size:1.1rem}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}
section.blk{padding:56px 0}
.top{position:sticky;top:0;z-index:20;background:var(--paper);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:16px;height:64px}
.top img{height:46px;width:auto;border-radius:6px}
.top nav{display:flex;gap:4px;margin-left:auto;align-items:center;flex-wrap:wrap}
.top nav a{padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.top nav a:hover,.top nav a.on{background:var(--cream);color:var(--teal-d)}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font-size:1.1rem;cursor:pointer}
@media(max-width:820px){.burger{display:block}.top nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--paper);flex-direction:column;align-items:stretch;padding:8px 16px 16px;border-bottom:1px solid var(--line)}.top nav.open{display:flex}}
.btn{display:inline-block;border:0;border-radius:10px;padding:12px 22px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none;background:var(--teal);color:#fff;transition:.15s}
.btn:hover{background:var(--teal-d)}.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.alt{background:var(--amber);color:#2b2100}.btn.alt:hover{background:#c78f14}
.btn.ghost{background:transparent;color:var(--teal-d);border:2px solid var(--teal)}.btn.ghost:hover{background:var(--teal);color:#fff}
.btn.sm{padding:6px 12px;font-size:.85rem;border-radius:8px}.btn.danger{background:var(--red)}
.hero{position:relative;color:#fff;min-height:78vh;display:flex;align-items:center;background:#123 center/cover}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,40,40,.85),rgba(10,40,40,.35))}
.hero .wrap{position:relative;padding-top:48px;padding-bottom:48px}
.hero p.tag{font:italic 1.5rem Georgia,serif;color:#ffe6a6;margin:.2em 0 1em}
.hero .lead{max-width:560px;font-size:1.15rem}.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.hero .badge{display:inline-block;background:var(--amber);color:#2b2100;font-weight:800;padding:4px 12px;border-radius:99px;font-size:.85rem;margin-bottom:16px;text-transform:uppercase}
.grid{display:grid;gap:20px}.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.g2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--sh)}
.step{text-align:center}.step .ic{width:72px;height:72px;border-radius:50%;background:var(--teal);color:#fff;font-size:2rem;display:grid;place-items:center;margin:0 auto 12px}
.timeline{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media(max-width:680px){.timeline{grid-template-columns:1fr}}
.timeline .day{border-left:6px solid var(--teal);padding-left:16px}.timeline .day.b{border-color:var(--amber)}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px}
.gallery img{width:100%;height:200px;object-fit:cover;border-radius:10px;cursor:zoom-in;transition:.2s}.gallery img:hover{transform:scale(1.02)}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:50;display:grid;place-items:center;cursor:zoom-out}.lightbox img{max-height:92vh;max-width:94vw;border-radius:8px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}@media(max-width:760px){.split{grid-template-columns:1fr}}
.split img{border-radius:var(--r);box-shadow:var(--sh)}
.band{background:var(--teal);color:#fff}.band h2{color:#fff}
.sess{display:flex;flex-direction:column;gap:8px}.sess .d{display:flex;gap:10px;align-items:flex-start}
.pill{display:inline-block;border-radius:99px;padding:2px 10px;font-size:.78rem;font-weight:700;background:#e7f4f3;color:var(--teal-d)}
.pill.warn{background:#fdf0cd;color:#7a5a00}.pill.bad{background:#f8dcd6;color:var(--red)}.pill.ok{background:#dcf0e3;color:var(--ok)}.pill.gray{background:#ecebe4;color:var(--muted)}
.price{font:800 1.7rem "Arial Black",sans-serif;color:var(--teal-d)}.muted{color:var(--muted)}.small{font-size:.88rem}
label{display:block;font-weight:600;font-size:.9rem;margin:12px 0 4px}
input,select,textarea{width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(42,171,166,.35);border-color:var(--teal)}
input[type=checkbox]{width:auto;margin-right:8px}.chk{display:flex;align-items:center;font-weight:400;margin:12px 0}
.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1;min-width:140px}
.err{background:#f8dcd6;color:var(--red);padding:10px 14px;border-radius:10px;margin:12px 0}
.info{background:#e7f4f3;color:var(--teal-d);padding:10px 14px;border-radius:10px;margin:12px 0}
.stepper{display:flex;align-items:center;gap:12px}.stepper button{width:40px;height:40px;border-radius:50%;border:2px solid var(--teal);background:#fff;font-size:1.3rem;cursor:pointer;color:var(--teal-d)}.stepper b{font-size:1.5rem;min-width:30px;text-align:center}
.page{padding:36px 0 64px}.page h1{font-size:clamp(1.7rem,4.5vw,2.6rem);color:var(--teal-d)}
.sum{position:sticky;top:84px}.sum dl{margin:0;display:grid;grid-template-columns:auto auto;gap:6px 12px}.sum dt{color:var(--muted)}.sum dd{margin:0;text-align:right;font-weight:600}
.sum .tot{border-top:2px solid var(--line);margin-top:12px;padding-top:12px}
.book-l{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:start}@media(max-width:820px){.book-l{grid-template-columns:1fr}.sum{position:static}}
/* calendrier */
.cal{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--sh)}
.cal-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.cal-h h3{margin:0;color:var(--teal-d)}
.cal-g{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal-g .dow{text-align:center;font-size:.75rem;font-weight:700;color:var(--muted);text-transform:uppercase}
.cal-g .day{min-height:62px;border-radius:8px;background:#fff;border:1px solid var(--line);padding:4px;font-size:.8rem;position:relative;text-align:left}
.cal-g .day.out{background:transparent;border-color:transparent}.cal-g .day.today{outline:2px solid var(--amber)}
.cal-g button.day{cursor:pointer;font:inherit;font-size:.8rem}.cal-g button.day:hover{border-color:var(--teal)}
.ev{display:block;font-size:.66rem;font-weight:700;border-radius:4px;padding:1px 4px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#fff}
.ev.b{background:var(--teal)}.ev.e{background:var(--amber);color:#2b2100}.ev.x{opacity:.5}
.legend{display:flex;gap:16px;margin-top:10px;font-size:.85rem}.legend i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:6px;vertical-align:-1px}
/* tables / admin */
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:20px;border-bottom:2px solid var(--line)}
.tabs a{padding:10px 16px;text-decoration:none;font-weight:700;color:var(--muted);border-bottom:3px solid transparent;margin-bottom:-2px}.tabs a.on{color:var(--teal-d);border-color:var(--teal)}
.tbl-w{overflow-x:auto;background:var(--paper);border:1px solid var(--line);border-radius:var(--r)}
table{width:100%;border-collapse:collapse;font-size:.92rem}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#efe8d2;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}tr:last-child td{border-bottom:0}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:24px}.kpi{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:16px}.kpi b{display:block;font:800 1.7rem "Arial Black",sans-serif;color:var(--teal-d)}.kpi span{color:var(--muted);font-size:.85rem}
.bar{height:10px;background:#e8e1c9;border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:var(--teal)}
.acts{display:flex;gap:6px;flex-wrap:wrap}
.sr{position:absolute;left:-9999px}
footer{background:var(--ink);color:#d9e6e4;padding:40px 0 28px;margin-top:0}footer a{color:#9fe3df}footer h3{color:#fff}
details{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin-bottom:10px}summary{cursor:pointer;font-weight:700}
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(120px);background:var(--ink);color:#fff;padding:12px 20px;border-radius:10px;transition:.3s;z-index:60;max-width:90vw}#toast.show{transform:translateX(-50%)}
.spin{padding:60px;text-align:center;color:var(--muted)}