/* Merci Papa Noel : page unique, bordeaux et or */
:root{
  --bg:#1e060a;--bg2:#26080d;--card:rgba(255,255,255,.035);
  --gold:#d4a650;--gold2:#f0d28a;--gold3:#a97e35;--line:rgba(212,166,80,.28);--line2:rgba(212,166,80,.14);
  --ink:#f8eedb;--muted:#cdb197;--red:#b3202a;--red2:#d12a36;
  --radius:16px;--shadow:0 24px 70px rgba(0,0,0,.5);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;--display:'Fraunces',Georgia,'Times New Roman',serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);line-height:1.55;overflow-x:hidden;
  background-image:radial-gradient(1100px 600px at 50% -10%,rgba(212,166,80,.09),transparent 60%)}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:400;line-height:1.08;margin:0 0 .5em;letter-spacing:-.005em}
h1 em,h2 em{font-style:italic;font-weight:300;color:var(--gold2)}
h2{font-size:clamp(1.9rem,4vw,2.8rem)}
p{margin:0 0 1em}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.eyebrow{text-transform:uppercase;letter-spacing:.3em;font-size:.72rem;font-weight:500;color:var(--gold);margin:0 0 1.6em;text-align:center}
.orn{position:relative;height:1px;background:linear-gradient(90deg,transparent,var(--line) 20%,var(--line) 80%,transparent);margin:0 auto 28px;max-width:420px}
.orn::after{content:'';position:absolute;left:50%;top:50%;width:8px;height:8px;background:var(--gold);transform:translate(-50%,-50%) rotate(45deg);box-shadow:0 0 0 6px var(--bg)}

/* neige */
.snow{position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.32;
  background-image:
    radial-gradient(2px 2px at 20px 30px,#fff 50%,transparent 51%),
    radial-gradient(1.5px 1.5px at 120px 90px,#fff 50%,transparent 51%),
    radial-gradient(2.5px 2.5px at 220px 160px,#fff 50%,transparent 51%),
    radial-gradient(1.5px 1.5px at 320px 40px,#fff 50%,transparent 51%),
    radial-gradient(2px 2px at 60px 210px,#fff 50%,transparent 51%),
    radial-gradient(1.5px 1.5px at 270px 260px,#fff 50%,transparent 51%);
  background-size:360px 300px;animation:snow 30s linear infinite}
@keyframes snow{from{background-position:0 0}to{background-position:40px 300px}}
@media (prefers-reduced-motion:reduce){.snow{animation:none}}

/* en-tete */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 24px;background:rgba(30,6,10,.6);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line2)}
.brand-sub{font-family:var(--font);font-size:.78rem;color:var(--muted);font-weight:500;margin-left:6px}
.brand{font-family:var(--display);font-size:1.3rem;font-weight:400;letter-spacing:.02em;text-decoration:none;color:var(--gold2);white-space:nowrap}

/* boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(180deg,var(--gold2),var(--gold));color:#3a0b10;
  text-decoration:none;font-weight:600;padding:13px 24px;border-radius:999px;border:0;cursor:pointer;font-family:var(--font);font-size:.98rem;letter-spacing:.01em;
  box-shadow:0 10px 30px rgba(212,166,80,.28),inset 0 1px 0 rgba(255,255,255,.35);transition:transform .15s,box-shadow .15s,filter .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 14px 36px rgba(212,166,80,.38);filter:brightness(1.04)}
.btn:active{transform:translateY(0)}
.btn-sm{padding:9px 16px;font-size:.88rem;white-space:nowrap}
.btn-lg{padding:17px 34px;font-size:1.05rem}
.btn-full{width:100%}
.btn[disabled]{opacity:.6;cursor:wait;transform:none}

/* accroche */
.hero{position:relative;min-height:min(94vh,880px);display:flex;align-items:center;justify-content:center;text-align:center;isolation:isolate}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 55%;z-index:-2}
.hero-shade{position:absolute;inset:0;z-index:-1;background:
  linear-gradient(180deg,rgba(30,6,10,.55) 0%,rgba(30,6,10,.25) 35%,rgba(30,6,10,.6) 70%,var(--bg) 100%),
  radial-gradient(60% 60% at 50% 55%,rgba(30,6,10,.35),transparent)}
.hero-in{max-width:860px;padding:120px 20px 110px;width:100%}
.kicker{text-transform:uppercase;letter-spacing:.32em;font-size:.72rem;font-weight:500;color:var(--gold2);margin-bottom:1.6em}
.hero h1{font-size:clamp(2.7rem,7vw,5.4rem);max-width:16ch;margin:0 auto .35em;text-shadow:0 6px 40px rgba(0,0,0,.55)}
.hero .lead{font-size:clamp(1.05rem,1.7vw,1.3rem);color:#f3e6cf;margin:0 auto 1.8em;max-width:34ch;font-weight:400;text-shadow:0 2px 20px rgba(0,0,0,.5)}

section.ba,section.form-sec{position:relative;z-index:1;padding:80px 0}
@media (max-width:720px){section.ba,section.form-sec{padding:56px 0}}

/* avant / apres */
figure{margin:0;position:relative}
figcaption,.cmp-lbl{position:absolute;top:12px;left:12px;background:rgba(30,6,10,.72);backdrop-filter:blur(6px);color:var(--gold2);font-size:.7rem;
  font-weight:500;letter-spacing:.22em;text-transform:uppercase;padding:6px 12px;border-radius:999px;border:1px solid var(--line)}
figcaption.after,.cmp-lbl.r{background:linear-gradient(180deg,var(--gold2),var(--gold));color:#3a0b10;border-color:transparent}

.cmp-wide{aspect-ratio:3/2;margin-bottom:14px}
@media (max-width:720px){.cmp-wide{aspect-ratio:4/3}}
.cmp-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}
@media (max-width:820px){.cmp-grid{grid-template-columns:1fr}}
.cmp{position:relative;aspect-ratio:1448/539;border-radius:var(--radius);overflow:hidden;user-select:none;-webkit-user-select:none;box-shadow:var(--shadow);touch-action:pan-y}
.cmp img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cmp-before{clip-path:inset(0 calc(100% - var(--p)) 0 0)}
.cmp-handle{position:absolute;top:0;bottom:0;left:var(--p);width:2px;background:var(--gold2);transform:translateX(-1px);box-shadow:0 0 12px rgba(0,0,0,.5);pointer-events:none}
.cmp-handle span{position:absolute;top:50%;left:50%;width:40px;height:40px;transform:translate(-50%,-50%);border-radius:50%;background:linear-gradient(180deg,var(--gold2),var(--gold));
  box-shadow:0 6px 20px rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center}
.cmp-handle span::before{content:'';width:12px;height:12px;border-left:2px solid #3a0b10;border-right:2px solid #3a0b10;transform:scaleX(1.4)}
.cmp-lbl.r{left:auto;right:12px}
.cmp input[type=range]{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;-webkit-appearance:none;appearance:none;background:transparent}
.cmp input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:48px;height:100%}
.cmp input[type=range]::-moz-range-thumb{width:48px;height:100%;border:0}
.ba-hint{color:var(--muted);font-size:.82rem;margin:16px 0 0;text-align:center;letter-spacing:.04em}

/* formulaire */
.form-sec{background:linear-gradient(180deg,var(--bg) 0%,var(--bg2) 30%,var(--bg2) 100%)}
.wrap-form{max-width:680px;text-align:center}
.wrap-form h2{margin-bottom:.4em}
.form-lead{color:var(--muted);margin:0 auto 36px;max-width:46ch}
.form{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:30px;box-shadow:var(--shadow);text-align:left;position:relative}
.form::before{content:'';position:absolute;inset:6px;border:1px solid var(--line2);border-radius:17px;pointer-events:none}
@media (max-width:520px){.form{padding:22px 16px}.form::before{inset:5px;border-radius:18px}}
.form label{display:block;margin-bottom:14px}
.form label>span{display:block;font-size:.84rem;font-weight:500;margin-bottom:6px;color:#eadfc9;letter-spacing:.01em}
.form label small,.photos small{font-weight:400;color:var(--muted)}
.form input[type=text],.form input[type=email],.form input[type=tel],.form textarea,.adm input,.adm select{
  width:100%;background:rgba(0,0,0,.28);border:1px solid rgba(212,166,80,.22);border-radius:12px;color:var(--ink);padding:12px 14px;font:inherit;font-size:1rem;outline:0;transition:border-color .15s,box-shadow .15s}
.form input:focus,.form textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(212,166,80,.18)}
.form textarea{resize:vertical;min-height:64px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.row-zip{grid-template-columns:150px 1fr}
@media (max-width:520px){.row{grid-template-columns:1fr;gap:0}.row-zip{grid-template-columns:120px 1fr;gap:14px}}
.hint{font-size:.8rem;color:var(--muted);margin:-6px 0 16px}
.hint.warn{color:#f3a79f}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.alert{background:rgba(179,32,42,.22);border:1px solid rgba(209,42,54,.5);color:#ffd9d5;padding:12px 14px;border-radius:12px;margin-bottom:16px;font-size:.92rem}
.form .err input,.form .err textarea,.budget-f.err .radio span{border-color:var(--red2)}
.form label.err>span{color:#f3a79f}
.budget-f{border:0;padding:0;margin:4px 0 16px}
.budget-f legend{font-size:.84rem;font-weight:500;margin-bottom:8px;color:#eadfc9;padding:0}
.radios{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:420px){.radios{grid-template-columns:1fr}}
.radio{position:relative;margin:0!important}
.radio input{position:absolute;opacity:0;inset:0}
.radio span{display:block;text-align:center;padding:12px 10px;border:1px solid rgba(212,166,80,.22);border-radius:12px;background:rgba(0,0,0,.28);font-weight:500;cursor:pointer;transition:all .15s;font-size:.95rem;margin:0!important}
.radio input:checked+span{border-color:var(--gold);background:rgba(212,166,80,.16);color:var(--gold2);box-shadow:0 0 0 3px rgba(212,166,80,.16)}
.radio input:focus-visible+span{outline:2px solid var(--gold)}
.photos input[type=file]{position:absolute;opacity:0;width:0;height:0}
.photos{position:relative}
.form label>.drop{display:flex}
.drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:20px 14px;border:1px dashed rgba(212,166,80,.5);border-radius:14px;
  background:rgba(212,166,80,.05);cursor:pointer;text-align:center;font-weight:500;color:var(--gold2);transition:background .15s}
.drop:hover,.drop.over{background:rgba(212,166,80,.12)}
.drop small{font-weight:400;color:var(--muted);font-size:.8rem}
.previews{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.previews img{width:72px;height:72px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}
.previews .more{display:flex;align-items:center;font-size:.85rem;color:var(--muted)}
.check{display:flex!important;gap:10px;align-items:flex-start;font-size:.84rem;color:var(--muted);margin:6px 0 18px!important}
.check input{margin-top:3px;accent-color:var(--gold);width:18px;height:18px;flex:none}
.check span{margin:0!important;font-weight:400!important;color:var(--muted)!important}
.check.err span{color:#f3a79f!important}
.form-foot{text-align:center;font-size:.84rem;color:var(--muted);margin:14px 0 0}

/* pied */
.foot{border-top:1px solid var(--line2);padding:36px 0 44px;position:relative;z-index:1;color:var(--muted);font-size:.86rem;text-align:center}
.foot-brand{font-family:var(--display);font-size:1.25rem;color:var(--gold2);margin-bottom:.3em}
.foot-small{opacity:.85;margin:0;letter-spacing:.02em}

/* merci */
.thanks{min-height:calc(100vh - 64px);display:flex;align-items:center;justify-content:center;padding:40px 20px;position:relative;z-index:1}
.thanks-card{max-width:560px;text-align:center;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:44px 32px;box-shadow:var(--shadow)}
.thanks-ico{font-size:2.6rem;margin-bottom:8px}
.thanks h1{font-size:2.2rem}
.thanks p{color:#e3d6c0}
.thanks-gift{color:var(--gold2)}

/* admin */
.page-admin{background:#19050a}
.adm{max-width:900px;margin:0 auto;padding:24px 16px 60px;position:relative;z-index:1}
.adm-count{color:var(--muted);font-size:.9rem}
.adm-lock{max-width:320px;margin:80px auto;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px;text-align:center}
.adm-lock label{display:block;text-align:left;margin:14px 0}
.adm-lock label span{display:block;font-size:.85rem;margin-bottom:6px;color:var(--muted)}
.adm-empty{color:var(--muted);text-align:center;margin:60px 0}
.adm-card{background:rgba(255,255,255,.04);border:1px solid var(--line2);border-left:4px solid var(--gold);border-radius:16px;padding:18px 20px;margin-bottom:16px}
.adm-card.st-devis{border-left-color:#5aa9e6}.adm-card.st-signe,.adm-card.st-installe{border-left-color:#5ec28a}.adm-card.st-perdu{border-left-color:#555;opacity:.75}
.adm-card header{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex-wrap:wrap}
.adm-card h2{font-size:1.2rem;margin:0}
.adm-card .ref{font-family:var(--font);font-size:.78rem;color:var(--muted);font-weight:500;margin-left:6px}
.adm-card .meta{color:var(--muted);font-size:.86rem;margin:4px 0 0}
.adm-card .warn{color:#f3a79f}
.badge{background:rgba(255,255,255,.08);border:1px solid var(--line2);border-radius:999px;padding:5px 12px;font-size:.78rem;white-space:nowrap}
.adm-card dl{display:grid;grid-template-columns:90px 1fr;gap:6px 12px;margin:14px 0;font-size:.95rem}
.adm-card dt{color:var(--muted)}.adm-card dd{margin:0}.adm-card .msg{white-space:pre-wrap;color:#e3d6c0}
.adm-photos{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 14px}
.adm-photos img{width:110px;height:82px;object-fit:cover;border-radius:10px;border:1px solid var(--line2)}
.adm-status{display:grid;grid-template-columns:200px 1fr auto;gap:8px;align-items:center}
@media (max-width:640px){.adm-status{grid-template-columns:1fr}}
.adm input,.adm select{padding:9px 12px;font-size:.92rem}

/* petits ecrans */
@media (max-width:520px){.kicker{letter-spacing:.2em;font-size:.68rem}.top{padding:10px 14px}.brand{font-size:1.1rem}.top .btn-sm{padding:8px 13px;font-size:.82rem}.hero{min-height:88svh}.hero-in{padding:90px 18px 80px}.hero h1{font-size:2.6rem}}
@media (max-width:360px){.brand{font-size:1rem}.top .btn-sm{padding:8px 11px;font-size:.78rem}.hero h1{font-size:2.3rem}}