:root{--cream:#fbf4ef;--blush:#f3d3da;--rose:#e2a3b6;--violet:#8c6fb8;--plum:#2f2045;--gold:#c8a15a;--ink:#2e2140;--muted:#6d6180;--glass:rgba(255,255,255,.66);--serif:'Fraunces',Georgia,'Times New Roman',serif;--sans:'Figtree',system-ui,-apple-system,'Segoe UI',sans-serif}
*{box-sizing:border-box;margin:0;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font:400 16px/1.65 var(--sans);color:var(--ink);background:var(--cream);overflow-x:hidden}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--violet);outline-offset:3px}
.ic{width:1.15em;height:1.15em;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}
#fx{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:90}
.aura{position:fixed;inset:0;z-index:-1;overflow:hidden;background:var(--cream)}
.aura i{position:absolute;width:75vmax;height:75vmax;border-radius:50%;filter:blur(70px);opacity:.6;animation:drift 24s ease-in-out infinite alternate}
.aura i:nth-child(1){background:radial-gradient(circle,#f4c6d1,transparent 65%);top:-28vmax;left:-22vmax}
.aura i:nth-child(2){background:radial-gradient(circle,#cdbbea,transparent 65%);bottom:-32vmax;right:-26vmax;animation-delay:-9s}
.aura i:nth-child(3){background:radial-gradient(circle,#f2deb4,transparent 65%);top:35%;left:35%;opacity:.3;animation-delay:-15s}
@keyframes drift{to{transform:translate3d(8vmax,6vmax,0) scale(1.15)}}

/* boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;min-height:52px;padding:0 28px;border:0;border-radius:999px;background:linear-gradient(120deg,var(--violet),#b07fb0 55%,var(--rose));color:#fff;font-weight:600;letter-spacing:.01em;text-decoration:none;cursor:pointer;box-shadow:0 14px 30px -12px rgba(140,111,184,.8);transition:transform .2s,box-shadow .2s}
.btn:active{transform:scale(.97)}
.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}
.btn.ghost{background:transparent;color:var(--plum);box-shadow:inset 0 0 0 1.5px var(--gold)}
.btn.gold{background:linear-gradient(120deg,#d9b66e,var(--gold));color:var(--plum)}

/* arches (motif signature) */
.arch{position:relative;border-radius:999px 999px 24px 24px;aspect-ratio:3/4}
.arch::before{content:"";position:absolute;inset:-8px;border:1px solid var(--gold);border-radius:inherit;opacity:.75;pointer-events:none}
.arch img{width:100%;height:100%;object-fit:cover;border-radius:inherit;box-shadow:0 30px 50px -24px rgba(47,32,69,.55)}

/* PORTE D'ENTREE */
#gate{min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:max(26px,env(safe-area-inset-top)) 24px max(26px,env(safe-area-inset-bottom));text-align:center;position:relative}
.brand{font:italic 300 1.1rem var(--serif);color:var(--gold)}
.steps{display:flex;gap:10px}
.dot{width:36px;height:3px;border-radius:3px;background:rgba(47,32,69,.14);position:relative;overflow:hidden}
.dot.on::after,.dot.done::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--gold),var(--violet))}
.dot.on::after{animation:blink 1.6s infinite}
@keyframes blink{50%{opacity:.35}}
.portrait{position:relative;width:min(56vw,232px);aspect-ratio:3/4;border-radius:999px 999px 26px 26px;margin:10px 0 6px}
.portrait::before{content:"";position:absolute;inset:-9px;border:1px solid var(--gold);border-radius:inherit;opacity:.8}
.portrait .clip{position:absolute;inset:0;border-radius:inherit;overflow:hidden;box-shadow:0 34px 60px -24px rgba(47,32,69,.55)}
.portrait img{width:100%;height:100%;object-fit:cover;transition:filter 1.8s cubic-bezier(.2,.7,.2,1),transform 1.8s cubic-bezier(.2,.7,.2,1)}
.portrait.locked img{filter:blur(26px) saturate(.7);transform:scale(1.25)}
.portrait .lock{position:absolute;left:50%;top:50%;width:34px;height:34px;margin:-17px;color:#fff;transition:opacity .5s,transform .5s;filter:drop-shadow(0 2px 6px rgba(47,32,69,.5))}
.portrait:not(.locked) .lock{opacity:0;transform:scale(1.8)}
#gate h1{font:300 clamp(2rem,9vw,2.8rem)/1.1 var(--serif);color:var(--plum)}
.hint{color:var(--muted);max-width:30ch;font-size:.95rem}
#gForm{width:min(100%,380px);display:grid;gap:12px;margin-top:6px}
.fld{display:flex;align-items:center;gap:12px;padding:0 18px;min-height:56px;background:var(--glass);border:1px solid rgba(200,161,90,.45);border-radius:18px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:var(--violet)}
.fld input{flex:1;min-width:0;border:0;background:none;outline:0;font-size:16px;color:var(--ink)}
.fld:focus-within{border-color:var(--violet);box-shadow:0 0 0 4px rgba(140,111,184,.15)}
.err{min-height:1.4em;color:#b3374f;font-size:.92rem}
#gForm.shake{animation:shake .45s}
@keyframes shake{20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}
.welcome{position:fixed;inset:0;z-index:80;display:grid;place-content:center;gap:14px;padding:30px;background:rgba(251,244,239,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);opacity:0;pointer-events:none;transition:opacity .6s}
.welcome.on{opacity:1}
.welcome h2{font:italic 300 clamp(2.4rem,11vw,4rem)/1 var(--serif);color:var(--plum)}
.welcome p{max-width:30ch;margin:auto;color:var(--muted);font-family:var(--serif);font-size:1.15rem}

/* ACCUEIL */
.mute{position:fixed;top:max(14px,env(safe-area-inset-top));right:14px;z-index:60;width:46px;height:46px;border-radius:50%;border:1px solid rgba(200,161,90,.6);background:var(--glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:var(--violet);display:grid;place-items:center;cursor:pointer}
.mute.off::after{content:"";position:absolute;width:26px;height:1.6px;background:var(--violet);transform:rotate(-45deg)}
.hero{min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:20px;padding:max(70px,env(safe-area-inset-top)) 22px 60px}
.date{font:italic 300 1.15rem var(--serif);color:var(--gold)}
.hero h1{font:300 clamp(2.5rem,13vw,5.6rem)/1.02 var(--serif);color:var(--plum);max-width:12ch;letter-spacing:-.01em}
.trio{display:flex;align-items:flex-end;justify-content:center;gap:clamp(10px,3vw,26px);width:min(100%,560px);margin:8px 0}
.trio .arch{flex:1;margin:0}
.trio .c{flex:1.35;z-index:2}
.trio .l,.trio .r{margin-bottom:-6%}
.trio .l img,.trio .r img{filter:saturate(.9)}
.sp{position:absolute;color:var(--gold);fill:var(--gold);stroke:none;animation:tw 3s ease-in-out infinite}
.sp.s1{width:22px;height:22px;top:6%;right:-10px}.sp.s2{width:14px;height:14px;bottom:20%;left:-12px;animation-delay:-1s}.sp.s3{width:16px;height:16px;top:30%;left:-14px;animation-delay:-2s}
@keyframes tw{50%{transform:scale(.4) rotate(40deg);opacity:.4}}
.lead{max-width:34ch;color:var(--muted);font-family:var(--serif);font-size:1.12rem}
/* orchestration d'entrée : une seule séquence */
.in .hero>*{animation:rise 1s cubic-bezier(.2,.7,.2,1) both}
.in .hero>*:nth-child(2){animation-delay:.15s}.in .hero>*:nth-child(3){animation-delay:.3s}.in .hero>*:nth-child(4){animation-delay:.6s}.in .hero>*:nth-child(5){animation-delay:.8s}
@keyframes rise{from{opacity:0;transform:translateY(24px)}}

/* dock */
.dock{position:fixed;left:50%;bottom:max(12px,env(safe-area-inset-bottom));transform:translate(-50%,140%);z-index:50;display:flex;gap:2px;padding:6px;border-radius:26px;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(200,161,90,.45);box-shadow:0 18px 40px -16px rgba(47,32,69,.4);transition:transform .6s cubic-bezier(.2,.7,.2,1);width:min(94vw,460px)}
.dock.show{transform:translate(-50%,0)}
.dock a{flex:1;display:flex;flex-direction:column;align-items:center;gap:1px;padding:8px 0 6px;border-radius:20px;color:var(--muted);text-decoration:none;font-size:.62rem;font-weight:500;transition:background .25s,color .25s}
.dock a .ic{width:20px;height:20px}
.dock a.on{background:linear-gradient(140deg,var(--violet),var(--rose));color:#fff}

/* SECTIONS */
.sec{padding:84px 22px 70px;position:relative}
.wrap{max-width:1040px;margin:0 auto}
.sec h2{font:300 clamp(2rem,8vw,3.3rem)/1.08 var(--serif);color:var(--plum);margin-bottom:22px;max-width:16ch;letter-spacing:-.01em}
.intro{color:var(--muted);max-width:52ch;margin-bottom:30px}
.serif{font-family:var(--serif);font-size:1.2rem;line-height:1.7;margin-bottom:14px}
.split{display:grid;gap:34px}
.split .big{width:min(78%,340px);margin:10px auto 0}
.wishes{list-style:none;padding:0;margin:26px 0;display:grid;gap:12px}
.wishes li{display:grid;grid-template-columns:auto 1fr;column-gap:14px;align-items:center;padding:14px 18px;background:var(--glass);border:1px solid rgba(200,161,90,.35);border-radius:18px;color:var(--violet)}
.wishes li b{color:var(--plum);font-weight:600}.wishes li span{grid-column:2;color:var(--muted);font-size:.9rem}
.wishes .ic{grid-row:span 2;width:26px;height:26px;color:var(--gold)}

/* chronologie */
.tl{list-style:none;padding:0 0 0 26px;position:relative;margin-bottom:46px}
.tl::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:linear-gradient(var(--gold),var(--violet),var(--rose))}
.tl li{position:relative;padding:0 0 30px}
.tl li::before{content:"";position:absolute;left:-26px;top:7px;width:11px;height:11px;border-radius:50%;background:var(--cream);border:2px solid var(--gold)}
.tl time{font:italic 400 .98rem var(--serif);color:var(--gold)}
.tl h3,.anec h3{font:500 1.35rem/1.25 var(--serif);color:var(--plum);margin:2px 0 6px}
.tl p,.anec p{color:var(--muted);max-width:56ch}
.anec{display:grid;gap:14px}
.anec article{padding:22px;background:var(--glass);border-radius:22px 22px 22px 6px;border:1px solid rgba(200,161,90,.3)}

/* messages : carrousel mobile */
.cards{display:grid;grid-auto-flow:column;grid-auto-columns:84%;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 22px 30px;scrollbar-width:none}
.cards::-webkit-scrollbar{display:none}
.msg{scroll-snap-align:center;text-align:center;padding:30px 24px 28px;background:var(--glass);border:1px solid rgba(200,161,90,.35);border-radius:30px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.msg .arch{width:48%;margin:6px auto 24px}
.msg h3{font:500 1.5rem var(--serif);color:var(--plum)}
.msg small{display:block;color:var(--gold);font-family:var(--serif);font-style:italic;margin-bottom:12px}
.msg p{color:var(--muted)}

/* galerie */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.ph{position:relative;aspect-ratio:3/4;padding:0;border:0;border-radius:20px;overflow:hidden;cursor:zoom-in;background:var(--blush)}
.ph:first-child{grid-column:span 2;aspect-ratio:4/3}
.ph img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.ph:hover img{transform:scale(1.05)}
.ph span{position:absolute;inset:auto 0 0;padding:34px 14px 12px;color:#fff;font:italic 300 .95rem var(--serif);text-align:left;background:linear-gradient(transparent,rgba(47,32,69,.7))}
.lb{position:fixed;inset:0;z-index:100;background:rgba(30,20,45,.94);display:grid;place-items:center;padding:20px}
.lb[hidden]{display:none}
.lb figure{max-width:min(94vw,720px);text-align:center}
.lb img{max-height:78svh;margin:auto;border-radius:20px;touch-action:pan-y}
.lb figcaption{color:#e9dcc3;font:italic 300 1.1rem var(--serif);margin-top:14px}
.lb button{position:absolute;display:grid;place-items:center;width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08);color:#fff;cursor:pointer}
.lb .x{top:max(16px,env(safe-area-inset-top));right:16px}.lb .p{left:10px}.lb .n{right:10px}.lb .nv{top:50%;margin-top:-24px}

/* avenir */
.pledges{display:grid;gap:14px}
.pledges article{display:grid;grid-template-columns:auto 1fr;column-gap:16px;padding:20px;background:var(--glass);border:1px solid rgba(200,161,90,.3);border-radius:22px;color:var(--violet)}
.pledges .ic{grid-row:span 2;width:30px;height:30px;color:var(--gold);margin-top:4px}
.pledges h3{font:500 1.25rem var(--serif);color:var(--plum)}.pledges p{color:var(--muted);font-size:.95rem}

/* livre d'or */
.gbf{display:grid;gap:12px;padding:22px;background:var(--glass);border:1px solid rgba(200,161,90,.35);border-radius:28px;margin-bottom:26px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.gbf label{display:grid;gap:4px;font-size:.82rem;color:var(--muted)}
.gbf select,.gbf textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid rgba(200,161,90,.5);background:rgba(255,255,255,.8);font-size:16px;color:var(--ink)}
.gbf textarea{resize:vertical;min-height:110px}
.gbl{display:grid;gap:14px}
.note{padding:20px 22px;background:#fff9;border-radius:22px 22px 22px 6px;border:1px solid rgba(200,161,90,.3)}
.note header{display:flex;justify-content:space-between;gap:10px;font:italic 400 .98rem var(--serif);color:var(--gold);margin-bottom:6px}
.note p{white-space:pre-wrap;overflow-wrap:anywhere}
.note button{margin-top:10px;display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:99px;border:1px solid rgba(226,163,182,.7);background:none;color:#c0587a;cursor:pointer;font-size:.9rem}
.note button.liked{background:#c0587a;color:#fff}.note button.liked .ic{fill:#fff}

/* finale */
.fin{min-height:100svh;display:grid;place-items:center;text-align:center;padding:90px 24px 120px;background:radial-gradient(120% 80% at 50% 0,#4b3370,var(--plum));color:#f6ead3;position:relative}
.fin .lock{display:grid;gap:16px;justify-items:center;max-width:320px}
.fin .big{width:44px;height:44px;color:var(--gold)}
.fin .small{font-size:.85rem;color:#cdbfe0}
.bar{width:220px;height:4px;background:rgba(255,255,255,.15);border-radius:4px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--rose));transition:width .6s}
.reveal{display:grid;gap:34px;justify-items:center;animation:rise 1.4s both}
.reveal[hidden]{display:none}
.fan{display:flex;justify-content:center;width:min(100%,440px)}
.fan .arch{width:38%;margin:0 -2%}
.fan .arch:nth-child(1){transform:rotate(-8deg) translateY(10px)}.fan .arch:nth-child(2){transform:scale(1.14);z-index:2}.fan .arch:nth-child(3){transform:rotate(8deg) translateY(10px)}
.quote{font:300 clamp(1.3rem,5.6vw,2rem)/1.5 var(--serif);max-width:26ch;letter-spacing:.005em}

@media(min-width:760px){
 body{font-size:17px}
 .sec{padding:120px 40px 90px}
 .split{grid-template-columns:.8fr 1.2fr;align-items:center;gap:70px}
 .split .big{width:100%}
 .cards{grid-auto-flow:row;grid-template-columns:repeat(3,1fr);grid-auto-columns:auto;overflow:visible;max-width:1040px;margin:auto;padding:0 40px}
 .anec,.pledges{grid-template-columns:repeat(3,1fr)}
 .grid{grid-template-columns:repeat(3,1fr);gap:16px}.ph:first-child{grid-column:auto;aspect-ratio:3/4}
 .dock{width:480px}
 .tl{padding-left:40px;max-width:680px}.tl li::before{left:-40px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}}