/* ============================================================
   MES LIVRES — Christophe Martinez
   Thème « Versailles nocturne » — bleu nuit & or
   ============================================================ */
:root{
  --nuit:#070b16;
  --nuit-2:#0b1122;
  --nuit-3:#101830;
  --carte:rgba(17,26,48,.72);
  --carte-bord:rgba(201,162,39,.22);
  --or:#c9a227;
  --or-clair:#e8c96a;
  --or-pale:#f4e3ae;
  --ivoire:#f2ead9;
  --gris:#9aa3b8;
  --gris-fonce:#6b7490;
  --rouge:#9e2b25;
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Jost','Segoe UI',system-ui,sans-serif;
  --ombre:0 18px 50px rgba(0,0,0,.55);
  --rayon:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
body{
  font-family:var(--sans);
  background:var(--nuit);
  color:var(--ivoire);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:rgba(201,162,39,.35);color:#fff}
img{max-width:100%;display:block}
a{color:var(--or-clair);text-decoration:none}
a:hover{color:var(--or-pale)}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--nuit)}
::-webkit-scrollbar-thumb{background:#232d4d;border-radius:6px;border:2px solid var(--nuit)}
::-webkit-scrollbar-thumb:hover{background:#2f3c66}

/* ---------- Header ---------- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,11,22,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(201,162,39,.14);
  transition:background .4s ease;
}
.header.scrolled{background:rgba(7,11,22,.94)}
.header-inner{
  max-width:1240px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:.85rem 1.6rem;
}
.brand{display:flex;align-items:center;gap:.7rem}
.brand svg{width:30px;height:30px;flex:none}
.brand-name{
  font-family:var(--serif);font-size:1.28rem;font-weight:600;
  letter-spacing:.06em;color:var(--ivoire);
}
.brand-name em{font-style:normal;color:var(--or-clair)}
.nav{display:flex;align-items:center;gap:1.7rem}
.nav a{
  font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gris);position:relative;padding:.3rem 0;
  transition:color .3s;
}
.nav a::after{
  content:'';position:absolute;left:0;bottom:0;height:1px;width:0;
  background:linear-gradient(90deg,var(--or),var(--or-clair));
  transition:width .35s ease;
}
.nav a:hover{color:var(--ivoire)}
.nav a:hover::after{width:100%}
.nav a.nav-cta{
  color:var(--or-clair);border:1px solid rgba(201,162,39,.4);
  padding:.45rem 1rem;border-radius:999px;
}
.nav a.nav-cta::after{display:none}
.nav a.nav-cta:hover{background:rgba(201,162,39,.12);border-color:var(--or)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:.4rem}
.burger span{display:block;width:22px;height:2px;background:var(--or-clair);margin:5px 0;border-radius:2px;transition:transform .3s,opacity .3s}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:72svh;
  display:flex;align-items:center;justify-content:center;
  text-align:center;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(ellipse 90% 60% at 50% -10%,rgba(39,52,94,.55),transparent 60%),
    radial-gradient(ellipse 70% 50% at 50% 110%,rgba(60,44,17,.5),transparent 65%),
    linear-gradient(180deg,var(--nuit) 0%,var(--nuit-2) 55%,var(--nuit) 100%);
}
#poussiere{position:absolute;inset:0;opacity:.75}
.hero-cadre{
  position:absolute;inset:18px;pointer-events:none;
  border:1px solid rgba(201,162,39,.16);border-radius:18px;
}
.hero-cadre::before,.hero-cadre::after{
  content:'';position:absolute;width:34px;height:34px;
  border-color:rgba(201,162,39,.55);border-style:solid;
}
.hero-cadre::before{top:-1px;left:-1px;border-width:1.5px 0 0 1.5px;border-radius:14px 0 0 0}
.hero-cadre::after{bottom:-1px;right:-1px;border-width:0 1.5px 1.5px 0;border-radius:0 0 14px 0}
.hero-content{position:relative;z-index:2;padding:5.4rem 1.4rem 2.6rem}
.sur-titre{
  font-size:.85rem;letter-spacing:.42em;text-transform:uppercase;
  color:var(--or-clair);margin-bottom:1.1rem;
}
.hero h1{
  font-family:var(--serif);font-weight:700;
  font-size:clamp(2.5rem,7vw,4.4rem);
  letter-spacing:.015em;line-height:1.05;
  color:var(--ivoire);
  text-shadow:0 0 60px rgba(201,162,39,.18);
}
.hero h1 .or{
  background:linear-gradient(120deg,var(--or-clair) 20%,var(--or) 55%,#8a6d15 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.fleuron{width:160px;height:22px;margin:1rem auto 1.1rem;display:block;opacity:.9}
.hero-sous{
  font-family:var(--serif);font-size:clamp(.95rem,2vw,1.12rem);
  font-style:italic;color:var(--gris);max-width:540px;margin:0 auto;
}
.hero-stats{
  display:flex;gap:2rem;justify-content:center;margin-top:1.4rem;flex-wrap:wrap;
}
.hero-stats .stat{display:flex;flex-direction:column;gap:.15rem}
.hero-stats .n{
  font-family:var(--serif);font-size:1.5rem;font-weight:600;color:var(--or-clair);
}
.hero-stats .l{
  font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gris-fonce);
}
.scroll-cue{
  position:absolute;bottom:14px;left:50%;transform:translateX(-50%);
  z-index:2;display:flex;flex-direction:column;align-items:center;gap:.45rem;
  color:var(--gris-fonce);font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;
  animation:flotte 2.6s ease-in-out infinite;
}
.scroll-cue svg{width:16px;height:16px;stroke:var(--or)}
@keyframes flotte{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* ---------- Sections ---------- */
.section{position:relative;padding:4.6rem 1.4rem}
.wrap{max-width:1240px;margin:0 auto}
.section-titre{margin-bottom:2.4rem;text-align:center}
.kicker{
  display:inline-flex;align-items:center;gap:.8rem;
  font-size:.75rem;letter-spacing:.34em;text-transform:uppercase;color:var(--or);
}
.kicker::before,.kicker::after{content:'';width:36px;height:1px;background:linear-gradient(90deg,transparent,var(--or))}
.kicker::after{background:linear-gradient(90deg,var(--or),transparent)}
.section-titre h2{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(1.9rem,4.5vw,3rem);margin-top:.7rem;color:var(--ivoire);
}
.section-titre .sous{
  color:var(--gris);max-width:640px;margin:.9rem auto 0;
  font-size:.98rem;
}

/* ---------- Série ---------- */
.serie{background:
  radial-gradient(ellipse 80% 50% at 50% 0%,rgba(30,40,74,.35),transparent 70%),
  linear-gradient(180deg,var(--nuit) 0%,var(--nuit-2) 50%,var(--nuit) 100%);
  border-top:1px solid rgba(201,162,39,.1);
  border-bottom:1px solid rgba(201,162,39,.1);
}
.serie-note{
  text-align:center;color:var(--gris-fonce);font-size:.85rem;margin-top:-1.6rem;margin-bottom:2.6rem;
}
.serie-note a{border-bottom:1px dotted rgba(201,162,39,.5)}
.serie-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:2.2rem;
  perspective:1400px;
}
.tome{position:relative}
.tome-medaille{
  position:absolute;top:-19px;left:50%;transform:translateX(-50%);z-index:3;
  width:46px;height:46px;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,#3a2f0f,var(--nuit-3) 70%);
  border:1.5px solid var(--or);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-weight:700;font-size:1.25rem;color:var(--or-clair);
  box-shadow:0 6px 18px rgba(0,0,0,.6),inset 0 0 12px rgba(201,162,39,.25);
}
.carte-livre{
  background:linear-gradient(165deg,rgba(20,30,56,.85),rgba(11,17,34,.9));
  border:1px solid var(--carte-bord);
  border-radius:var(--rayon);
  overflow:hidden;height:100%;
  display:flex;flex-direction:column;
  transition:transform .45s cubic-bezier(.2,.8,.25,1),box-shadow .45s,border-color .45s;
  box-shadow:var(--ombre);
  will-change:transform;
}
.carte-livre:hover{
  transform:translateY(-9px) rotateX(1.3deg) rotateY(-1.3deg);
  border-color:rgba(201,162,39,.6);
  box-shadow:0 26px 60px rgba(0,0,0,.65),0 0 46px rgba(201,162,39,.12);
}
.couv-wrap{
  position:relative;overflow:hidden;
  padding:1.7rem 1.7rem 0;background:
    radial-gradient(ellipse at 50% 115%,rgba(201,162,39,.12),transparent 62%);
}
.couv-wrap::before{
  content:'';position:absolute;top:0;left:-90%;width:45%;height:100%;z-index:2;
  background:linear-gradient(105deg,transparent,rgba(255,244,214,.26),transparent);
  transform:skewX(-18deg);pointer-events:none;
}
.carte-livre:hover .couv-wrap::before{left:140%;transition:left .95s ease}
.couv-wrap img{
  width:100%;height:auto;border-radius:6px;
  box-shadow:0 14px 34px rgba(0,0,0,.6);
  transition:transform .5s cubic-bezier(.2,.8,.25,1);
}
.carte-livre:hover .couv-wrap img{transform:scale(1.035) rotate(.4deg)}
.couv-wrap::after{
  content:'';position:absolute;inset:1.7rem 1.7rem 0;border-radius:6px;
  border:1px solid rgba(232,201,106,.28);pointer-events:none;
}
.carte-corps{padding:1.35rem 1.6rem 1.6rem;display:flex;flex-direction:column;gap:.5rem;flex:1}
.tome-kicker{
  font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;color:var(--or);
}
.carte-corps h3{
  font-family:var(--serif);font-size:1.5rem;font-weight:600;color:var(--ivoire);line-height:1.2;
}
.meta-ligne{font-size:.78rem;color:var(--gris-fonce);letter-spacing:.05em}
.desc-courte{
  color:var(--gris);font-size:.92rem;line-height:1.62;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.carte-actions{margin-top:auto;padding-top:1rem;display:flex;gap:.7rem;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;
  padding:.62rem 1.15rem;border-radius:999px;cursor:pointer;
  border:1px solid rgba(201,162,39,.45);color:var(--or-clair);background:transparent;
  transition:background .3s,color .3s,border-color .3s,transform .2s;
}
.btn:hover{background:rgba(201,162,39,.14);border-color:var(--or);transform:translateY(-1px)}
.btn-plein{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#8a6d15,var(--or) 45%,#a9861c);
  border-color:transparent;color:#151005;font-weight:500;
}
.btn-plein::after{
  content:'';position:absolute;top:0;left:-70%;width:45%;height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.4),transparent);
  transform:skewX(-20deg);transition:left .6s ease;
}
.btn-plein:hover::after{left:130%}
.btn-plein:hover{background:linear-gradient(120deg,#a9861c,var(--or-clair) 45%,var(--or));color:#151005}
.btn svg{width:13px;height:13px;flex:none}

/* ---------- Grands livres ---------- */
.grands{display:flex;flex-direction:column;gap:2.6rem}
.grand-carte{
  display:grid;grid-template-columns:340px 1fr;gap:2.6rem;align-items:center;
  background:linear-gradient(150deg,rgba(20,30,56,.8),rgba(11,17,34,.92));
  border:1px solid var(--carte-bord);border-radius:18px;
  padding:2.4rem;box-shadow:var(--ombre);
  transition:border-color .4s,box-shadow .4s,transform .4s;
  position:relative;overflow:hidden;
}
.grand-carte:nth-child(even){grid-template-columns:1fr 340px}
.grand-carte:nth-child(even) .grand-couv{order:2}
.grand-carte::before{
  content:'';position:absolute;inset:0;border-radius:18px;pointer-events:none;
  background:radial-gradient(ellipse 60% 100% at 0% 50%,rgba(201,162,39,.07),transparent 60%);
}
.grand-carte:nth-child(even)::before{background:radial-gradient(ellipse 60% 100% at 100% 50%,rgba(201,162,39,.07),transparent 60%)}
.grand-carte:hover{border-color:rgba(201,162,39,.5);transform:translateY(-4px)}
.grand-couv{position:relative}
.grand-couv img{
  border-radius:8px;box-shadow:0 22px 50px rgba(0,0,0,.65);
  border:1px solid rgba(232,201,106,.25);
  transition:transform .5s;
}
.grand-carte:hover .grand-couv img{transform:scale(1.025)}
.grand-corps h3{
  font-family:var(--serif);font-size:clamp(1.5rem,3vw,2.1rem);font-weight:600;line-height:1.18;
}
.grand-corps .sous-titre{color:var(--or-clair);font-style:italic;font-family:var(--serif);font-size:1.1rem;margin:.3rem 0 .8rem}
.badges{display:flex;gap:.55rem;flex-wrap:wrap;margin:.4rem 0 1rem}
.badge{
  font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gris);border:1px solid rgba(154,163,184,.28);
  padding:.28rem .75rem;border-radius:999px;
}
.badge.or{color:var(--or-clair);border-color:rgba(201,162,39,.45)}
.grand-corps p{color:var(--gris);font-size:.95rem;margin-bottom:1.2rem}

/* ---------- Autres ouvrages ---------- */
.autres{background:
  linear-gradient(180deg,var(--nuit) 0%,var(--nuit-2) 100%);
  border-top:1px solid rgba(201,162,39,.1);
}
.autres-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1.5rem}
.mini-carte{
  background:linear-gradient(165deg,rgba(20,30,56,.7),rgba(11,17,34,.85));
  border:1px solid rgba(201,162,39,.16);border-radius:var(--rayon);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .4s cubic-bezier(.2,.8,.25,1),border-color .4s,box-shadow .4s;
}
.mini-carte:hover{
  transform:translateY(-7px);border-color:rgba(201,162,39,.5);
  box-shadow:0 22px 46px rgba(0,0,0,.6);
}
.mini-couv{position:relative;overflow:hidden}
.mini-couv::before{
  content:'';position:absolute;top:0;left:-90%;width:45%;height:100%;z-index:2;
  background:linear-gradient(105deg,transparent,rgba(255,244,214,.2),transparent);
  transform:skewX(-18deg);pointer-events:none;
}
.mini-carte:hover .mini-couv::before{left:140%;transition:left .95s ease}
.mini-couv img{width:100%;transition:transform .5s}
.mini-carte:hover .mini-couv img{transform:scale(1.06)}
.mini-couv::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 62%,rgba(7,11,22,.85));
  pointer-events:none;
}
.mini-corps{padding:1rem 1.1rem 1.2rem;display:flex;flex-direction:column;gap:.45rem;flex:1}
.mini-corps h3{
  font-family:var(--serif);font-size:1.14rem;font-weight:600;line-height:1.22;color:var(--ivoire);
}
.mini-corps .genre{font-size:.65rem;letter-spacing:.2em;text-transform:uppercase;color:var(--or)}
.mini-corps .btn{margin-top:auto;justify-content:center;padding:.5rem .8rem;font-size:.7rem}

/* ---------- Modal ---------- */
.modal{
  position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;
  padding:1.4rem;opacity:0;visibility:hidden;transition:opacity .35s ease,visibility .35s;
}
.modal.ouvert{opacity:1;visibility:visible}
.modal-fond{
  position:absolute;inset:0;background:rgba(4,7,14,.82);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.modal-boite{
  position:relative;z-index:2;max-width:920px;width:100%;max-height:88vh;
  overflow-y:auto;border-radius:18px;
  background:linear-gradient(160deg,#141d38,#0b1122 70%);
  border:1px solid rgba(201,162,39,.35);
  box-shadow:0 40px 90px rgba(0,0,0,.75);
  transform:translateY(24px) scale(.985);transition:transform .4s cubic-bezier(.2,.8,.25,1);
}
.modal.ouvert .modal-boite{transform:translateY(0) scale(1)}
.modal-fermer{
  position:sticky;top:0;margin-left:auto;z-index:5;
  background:rgba(11,17,34,.85);border:1px solid rgba(201,162,39,.35);
  width:38px;height:38px;border-radius:50%;cursor:pointer;color:var(--or-clair);
  display:flex;align-items:center;justify-content:center;font-size:1.05rem;
  transition:background .3s,transform .3s;float:right;margin:.9rem;
}
.modal-fermer:hover{background:rgba(201,162,39,.18);transform:rotate(90deg)}
.modal-corps{
  display:grid;grid-template-columns:300px 1fr;gap:2.2rem;
  padding:2.4rem;clear:both;
}
.modal-couv img{border-radius:8px;box-shadow:0 20px 50px rgba(0,0,0,.6);border:1px solid rgba(232,201,106,.3)}
.modal-info h3{font-family:var(--serif);font-size:1.8rem;font-weight:600;line-height:1.15;padding-right:2rem}
.modal-info .sous-titre{font-family:var(--serif);font-style:italic;color:var(--or-clair);font-size:1.15rem;margin:.25rem 0 .7rem}
.modal-info .serie-tag{font-size:.7rem;letter-spacing:.26em;text-transform:uppercase;color:var(--or);margin-bottom:.6rem}
.etoiles{color:var(--or-clair);letter-spacing:.15em;font-size:.95rem;margin:.3rem 0 .2rem}
.etoiles .compte{color:var(--gris-fonce);font-size:.8rem;letter-spacing:.03em;margin-left:.45rem}
.modal-desc{color:#c5cbd9;font-size:.95rem;line-height:1.7;margin:1rem 0}
.modal-desc p+p{margin-top:.75rem}
.modal-meta{
  margin:1.1rem 0 1.4rem;border-top:1px solid rgba(201,162,39,.18);
  display:grid;grid-template-columns:1fr 1fr;gap:.45rem 1.6rem;padding-top:1rem;
}
.modal-meta div{font-size:.83rem;color:var(--gris)}
.modal-meta b{color:var(--gris-fonce);font-weight:500;letter-spacing:.06em;text-transform:uppercase;font-size:.66rem;display:block}

/* ---------- Footer ---------- */
.footer{
  border-top:1px solid rgba(201,162,39,.14);
  padding:3rem 1.4rem 2.6rem;text-align:center;
  background:linear-gradient(180deg,transparent,rgba(10,15,30,.8));
}
.footer .fleuron{opacity:.55;margin-bottom:1.2rem}
.footer p{color:var(--gris-fonce);font-size:.85rem}
.footer a{color:var(--gris)}
.footer a:hover{color:var(--or-clair)}
.footer .copy{margin-top:.5rem;font-size:.75rem;letter-spacing:.08em}

/* ---------- Back to top ---------- */
.haut{
  position:fixed;right:1.3rem;bottom:1.3rem;z-index:90;
  width:44px;height:44px;border-radius:50%;
  background:rgba(13,20,38,.9);border:1px solid rgba(201,162,39,.4);
  color:var(--or-clair);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .35s,visibility .35s,transform .35s,background .3s;
}
.haut.visible{opacity:1;visibility:visible;transform:translateY(0)}
.haut:hover{background:rgba(201,162,39,.18)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.8,.25,1)}
.reveal.visible{opacity:1;transform:none}
.reveal.d1{transition-delay:.12s}.reveal.d2{transition-delay:.24s}.reveal.d3{transition-delay:.36s}


.footer-nom{font-family:var(--serif);font-size:1.05rem;color:var(--ivoire);font-weight:600}
.etoiles-suite{margin:0 0 .2rem}

/* ---------- Mentions légales ---------- */
.ml-main{max-width:720px;margin:0 auto;padding:7rem 1.4rem 4rem}
.ml-main h1{font-family:var(--serif);font-size:2.2rem;font-weight:600;color:var(--ivoire)}
.ml-corps{color:var(--gris);font-size:.95rem;line-height:1.8;margin-top:1.4rem}
.ml-corps strong{color:var(--ivoire);font-weight:500}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .autres-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:900px){
  .serie-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto;gap:2.6rem}
  .grand-carte,.grand-carte:nth-child(even){grid-template-columns:1fr;gap:1.6rem;padding:1.8rem}
  .grand-carte:nth-child(even) .grand-couv{order:0}
  .grand-couv{max-width:300px;margin:0 auto}
  .modal-corps{grid-template-columns:1fr;padding:1.8rem}
  .modal-couv{max-width:240px;margin:0 auto}
}
@media (max-width:760px){
  .nav{
    position:fixed;top:60px;right:0;flex-direction:column;align-items:flex-end;
    background:rgba(7,11,22,.97);backdrop-filter:blur(16px);
    padding:1.6rem 2rem;gap:1.3rem;min-width:230px;
    border-left:1px solid rgba(201,162,39,.15);
    border-bottom:1px solid rgba(201,162,39,.15);
    border-radius:0 0 0 14px;
    transform:translateX(110%);transition:transform .4s cubic-bezier(.2,.8,.25,1);
  }
  .nav.ouvert{transform:none}
  .burger{display:block}
  .autres-grid{grid-template-columns:repeat(2,1fr);gap:1rem}
  .section{padding:4.5rem 1.1rem}
  .hero-stats{gap:1.6rem}
  .modal-meta{grid-template-columns:1fr}
}
@media (max-width:420px){
  .autres-grid{grid-template-columns:1fr 1fr;gap:.7rem}
  .mini-corps{padding:.75rem .8rem .9rem}
  .mini-corps h3{font-size:.98rem}
}