/* GoT Winter is Coming — direction v2.
   Matières du monde : acier valyrien, nuit de l'Hiver, braise de dragon, glace du Mur, vieil or du Trône.
   Un élément fort par page ; le reste se tait. */
@font-face{font-family:"Cinzel";src:url(fonts/cinzel-sub.woff2) format("woff2");font-weight:400 900;font-display:swap}
:root{
  --nuit:#0a0f16; --os:#ece4d3; --os-doux:#b9b2a4; --acier:#a7b1bb;
  --braise:#ff6a1a; --sang:#8f1515; --givre:#c9ecff; --glacier:#4a9fd4; --or-vieux:#c19a5b;
  --titre:"Cinzel","Trajan Pro",Georgia,serif; --texte:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;background:var(--nuit);color:var(--os);font:15px/1.45 var(--texte)}
img{display:block;max-width:100%}
.ecran{position:fixed;inset:0;overflow:hidden;isolation:isolate}

/* Couches d'atmosphère communes */
.brume{position:absolute;inset:-10% -50%;z-index:3;pointer-events:none;background:url(media/v2-brume.webp) repeat-x;background-size:2048px 100%;opacity:.35;animation:brume 90s linear infinite;mix-blend-mode:screen}
.brume.b2{opacity:.22;animation-duration:110s;animation-direction:reverse;transform:scaleY(-1);top:30%}
@keyframes brume{to{background-position:2048px 0}}
.grain{position:absolute;inset:-50%;z-index:9;pointer-events:none;background:url(media/v2-grain.png);opacity:.07;mix-blend-mode:overlay;animation:grain .9s steps(4) infinite}
@keyframes grain{25%{transform:translate(-3%,2%)}50%{transform:translate(2%,-3%)}75%{transform:translate(-2%,-2%)}}
.vignette{position:absolute;inset:0;z-index:4;pointer-events:none;background:radial-gradient(ellipse 75% 70% at 50% 50%,transparent 55%,rgba(4,6,10,.85) 100%)}
#particules{position:absolute;inset:0;width:100%;height:100%;z-index:5;pointer-events:none}
#etincelles{position:absolute;inset:0;width:100%;height:100%;z-index:8;pointer-events:none}

/* Logo et mention de licence */
.marque{position:absolute;z-index:7;top:clamp(.7rem,2vh,1.3rem);left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.25rem;pointer-events:none}
.marque img{width:clamp(130px,11vw,190px);height:auto;filter:drop-shadow(0 2px 8px rgba(0,0,0,.9))}
.marque small{font:600 .7rem/1 var(--titre);letter-spacing:.14em;color:var(--or-vieux);text-shadow:0 1px 6px #000}

/* Titres gravés dans le métal */
.titre{margin:0;font:800 clamp(2.4rem,5.4vw,5.2rem)/1 var(--titre);letter-spacing:.01em;
  background:linear-gradient(180deg,#fbf7ee 0%,#e7dfcf 45%,#9d9384 52%,#efe7d8 100%);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 2px 0 rgba(0,0,0,.85)) drop-shadow(0 10px 28px rgba(0,0,0,.85))}
.titre .feu{background:linear-gradient(100deg,#6d0b0b 0%,#e8361a 22%,#ffb347 40%,#fff1c1 50%,#ffb347 60%,#e8361a 78%,#6d0b0b 100%);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;animation:coulee 4s linear infinite;filter:drop-shadow(0 0 18px rgba(255,90,30,.55))}
.titre .glace{background:linear-gradient(100deg,#1f5f8c 0%,#7cc4ef 25%,#ffffff 45%,#e8f7ff 52%,#7cc4ef 70%,#1f5f8c 100%);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;animation:coulee 5s linear infinite reverse;filter:drop-shadow(0 0 18px rgba(120,200,255,.5))}
.titre .ou{font-size:.42em;vertical-align:.55em;letter-spacing:.12em;margin:0 .25em}
@keyframes coulee{to{background-position:-250% 0}}
.accroche{margin:.7rem 0 0;font:600 clamp(.95rem,1.35vw,1.2rem)/1.3 var(--titre);letter-spacing:.08em;color:var(--os);text-shadow:0 2px 10px #000,0 0 2px #000}

/* CTA : plaque de métal en fusion dans un cadre d'acier */
.forge{position:relative;display:inline-grid;place-items:center;filter:drop-shadow(0 14px 30px rgba(0,0,0,.75))}
.forge::before{content:"";position:absolute;inset:-6px -11px;clip-path:polygon(26px 0,calc(100% - 26px) 0,100% 50%,calc(100% - 26px) 100%,26px 100%,0 50%);
  background:linear-gradient(180deg,#fff2c2 0%,#e2b15a 30%,#7a4a14 50%,#c8933f 70%,#ffe6a3 100%)}
.forge .couronne{position:absolute;z-index:2;left:50%;top:-34px;width:56px;height:30px;transform:translateX(-50%);color:#ffd77a;filter:drop-shadow(0 0 8px rgba(255,170,60,.9)) drop-shadow(0 2px 0 #5a2a00)}
.forge::after{content:"";position:absolute;inset:-26px -40px;z-index:-1;border-radius:50%;background:radial-gradient(closest-side,rgba(255,110,30,.55),transparent);animation:halo 2.2s ease-in-out infinite}
@keyframes halo{50%{opacity:.45;transform:scale(1.12)}}
.cta{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.7rem;min-width:min(480px,84vw);
  padding:1.15rem 3.2rem;border:0;cursor:pointer;text-decoration:none;
  font:700 clamp(1.3rem,2vw,1.85rem)/1 var(--titre);letter-spacing:.03em;color:#ffe7a6;
  text-shadow:0 2px 0 #3d0000,0 0 14px rgba(255,190,90,.75);
  clip-path:polygon(22px 0,calc(100% - 22px) 0,100% 50%,calc(100% - 22px) 100%,22px 100%,0 50%);
  background:radial-gradient(70% 140% at 50% 120%,#ff7a2a 0%,#c4210f 35%,#7d0808 70%,#3f0303 100%),#3f0303;
  box-shadow:inset 0 2px 0 rgba(255,210,150,.55),inset 0 -6px 14px rgba(20,0,0,.7);overflow:hidden;transition:transform .15s,filter .15s}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(40% 120% at 20% 130%,rgba(255,220,120,.55),transparent 70%),radial-gradient(40% 120% at 80% 130%,rgba(255,200,90,.5),transparent 70%);background-size:200% 100%;animation:lave 3.5s ease-in-out infinite alternate;mix-blend-mode:screen}
@keyframes lave{to{background-position:100% 0}}
.cta::after{content:"";position:absolute;top:-30%;bottom:-30%;width:30%;left:-40%;transform:skewX(-20deg);background:linear-gradient(90deg,transparent,rgba(255,255,255,.65),transparent);animation:reflet 3s ease-in-out infinite}
@keyframes reflet{0%,50%{left:-40%}100%{left:125%}}
.cta:hover{transform:scale(1.035);filter:brightness(1.12) saturate(1.1)}
.cta:focus-visible{outline:3px solid var(--givre);outline-offset:8px}
.cta .lame{width:1.1em;height:1.1em;flex:none;filter:drop-shadow(0 1px 0 #5a0a00)}
.sous-cta{margin-top:.75rem;font-size:.78rem;color:var(--os-doux);text-shadow:0 1px 6px #000}
.sous-cta b{color:var(--os);font-weight:600}
.cta-mobile{display:none}
html.mobile .cta-desktop{display:none}
html.mobile .cta-mobile{display:inline-flex}

/* Mentions : une ligne, toujours lisible, jamais repliée */
.mentions{position:absolute;z-index:8;left:0;right:0;bottom:0;padding:.3rem 1rem .4rem;text-align:center;font-size:.64rem;line-height:1.4;color:#948d82;background:linear-gradient(0deg,rgba(4,6,10,.9),transparent)}
.mentions a{color:#c4bcae}

@media (max-width:62rem){.cta{padding:1rem 1.8rem;min-width:0;width:min(100%,420px)}}
@media (prefers-reduced-motion:reduce){
  .brume,.grain,.titre .feu,.titre .glace,.forge::after,.cta::before,.cta::after{animation:none}
}