/* ============================================================
   Le Monde des Zoriens — V2 « Descente dans les profondeurs »
   Immersive single-page experience. Palette: Contes et Nouvelles.
   ============================================================ */

:root{
  --cyan:#1fc8dd;
  --cyan-bright:#86f3ef;
  --teal:#0e7d92;
  --coral:#ff6f8f;
  --coral-warm:#ff8a4c;
  --magenta:#ff4f9c;
  --gold:#f4c24f;
  --ink:#f7f2e8;
  --muted:#a9ccd4;
  --abyss:#02141c;
  --line:rgba(120,238,238,.16);
  --card:rgba(255,255,255,.045);
  --card-2:rgba(255,255,255,.08);
  --display:"Fraunces",Georgia,serif;
  --sans:"Inter",system-ui,-apple-system,sans-serif;
  --maxw:1200px;
  --ease:cubic-bezier(.22,1,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--sans);color:var(--ink);line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;position:relative;
  background:
    radial-gradient(1100px 760px at 80% -8%, rgba(46,187,216,.40), transparent 60%),
    radial-gradient(720px 720px at 6% 6%, rgba(255,111,143,.14), transparent 58%),
    linear-gradient(180deg,#0c6e80 0%, #0a5061 34%, #073a48 64%, #052b36 100%);
  background-attachment:fixed;
}

/* canvas + descent veil + cursor glow */
#ocean{position:fixed;inset:0;z-index:-3;pointer-events:none}
.veil{position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:linear-gradient(180deg,rgba(2,16,22,0) 0%,rgba(2,12,18,.55) 60%,var(--abyss) 100%);
  opacity:0;transition:opacity .2s linear}
.glow{position:fixed;width:520px;height:520px;left:0;top:0;z-index:-1;pointer-events:none;
  margin:-260px 0 0 -260px;border-radius:50%;opacity:.5;
  background:radial-gradient(circle,rgba(46,200,221,.18),transparent 60%);
  transition:transform .15s ease-out}

a{color:var(--cyan-bright);text-decoration:none;transition:color .2s}
a:hover{color:#fff}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.serif{font-family:var(--display)}

/* ---------- Type ---------- */
h1,h2,h3{font-family:var(--display);font-weight:500;line-height:1.05;letter-spacing:-.01em}
h1{font-size:clamp(2.8rem,7vw,6rem);font-weight:400}
h2{font-size:clamp(2.1rem,4.4vw,3.4rem)}
h3{font-size:1.5rem}
.eyebrow{display:inline-flex;align-items:center;gap:.6rem;font-weight:700;letter-spacing:.24em;
  text-transform:uppercase;font-size:.72rem;color:var(--cyan);margin-bottom:1.2rem}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--cyan);opacity:.7}
.lead{font-size:1.2rem;color:#dcecee;max-width:62ch}
p{color:#cbe1e4;margin:0 0 1rem}
.muted{color:var(--muted)}

/* ---------- Buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:.6rem;font-weight:600;font-size:.95rem;
  padding:.95rem 1.8rem;border-radius:999px;cursor:pointer;border:0;transition:transform .25s var(--ease),box-shadow .25s,background .25s;will-change:transform}
.btn-primary{background:linear-gradient(135deg,var(--cyan),#16a6bb);color:#04222a;box-shadow:0 14px 34px -12px rgba(31,200,221,.8)}
.btn-primary:hover{color:#04222a;box-shadow:0 22px 46px -12px rgba(31,200,221,.95)}
.btn-coral{background:linear-gradient(135deg,var(--coral),var(--magenta));color:#fff;box-shadow:0 14px 34px -12px rgba(255,79,156,.7)}
.btn-coral:hover{color:#fff}
.btn-ghost{border:1px solid var(--line);color:#eafffb;background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--cyan);background:rgba(31,200,221,.08)}

/* ---------- Header ---------- */
.hdr{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .3s,backdrop-filter .3s,border-color .3s;
  border-bottom:1px solid transparent}
.hdr.scrolled{background:rgba(4,24,30,.6);backdrop-filter:blur(16px);border-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:.7rem;font-family:var(--display);font-size:1.4rem;color:#fff;font-weight:500}
.brand .orb{width:32px;height:32px;border-radius:50%;flex:none;
  background:radial-gradient(circle at 35% 30%,var(--cyan-bright),var(--cyan) 45%,#0a4a57 100%);
  box-shadow:0 0 20px rgba(31,200,221,.7)}
.nav-links{display:flex;gap:2.2rem;list-style:none;align-items:center}
.nav-links a{color:#cfe6e8;font-weight:500;font-size:.92rem;position:relative;padding:.4rem 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;background:var(--cyan);transition:width .25s var(--ease)}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a.nav-cta{padding:.6rem 1.4rem;font-size:.86rem;color:#04222a;box-shadow:0 6px 18px -8px rgba(31,200,221,.55)}
.nav-links a.nav-cta:hover,.nav-links a.nav-cta.active{color:#04222a;box-shadow:0 10px 24px -10px rgba(31,200,221,.8)}
.nav-links a.nav-cta::after{display:none}
.burger{display:none;background:none;border:0;color:#fff;font-size:1.6rem;cursor:pointer}

/* ---------- Depth gauge ---------- */
.gauge{position:fixed;right:26px;top:50%;transform:translateY(-50%);z-index:40;
  display:flex;flex-direction:column;align-items:center;gap:.6rem;pointer-events:none;
  font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.gauge .rail{position:relative;width:2px;height:46vh;border-radius:2px;
  background:linear-gradient(180deg,rgba(134,243,239,.5),rgba(255,111,143,.3),rgba(2,20,28,.6))}
.gauge .marker{position:absolute;left:50%;top:0;width:12px;height:12px;margin:-6px 0 0 -6px;border-radius:50%;
  background:var(--cyan-bright);box-shadow:0 0 14px var(--cyan);transition:top .12s linear}
.gauge .depth{font-family:var(--sans);font-weight:700;font-size:.78rem;letter-spacing:.06em;color:var(--cyan-bright);text-transform:none}
@media(max-width:1100px){.gauge{display:none}}

/* ---------- Sections ---------- */
section{position:relative;padding:clamp(5rem,11vw,9rem) 0}
.section-head{max-width:66ch;margin-bottom:3.4rem}

/* ---------- Hero ---------- */
.hero{min-height:100vh;display:flex;align-items:center;padding-top:90px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:4rem;align-items:center;width:100%}
.hero h1{margin:.2rem 0 1.5rem;background:linear-gradient(180deg,#ffffff,#bdeef0 70%,#9fe6e0);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin-bottom:2.4rem}
.hero-cta{display:flex;gap:1rem;flex-wrap:wrap}
.hero-art{position:relative;justify-self:center;perspective:1200px}
.hero-art img{width:min(400px,82vw);border-radius:12px;
  box-shadow:0 50px 100px -30px rgba(0,0,0,.85),0 0 0 1px rgba(134,243,239,.14);
  transform:rotateY(-12deg) rotateX(4deg) rotateZ(-2deg);transition:transform .5s var(--ease)}
.hero-art:hover img{transform:rotateY(-4deg) rotateX(2deg) translateY(-8px)}
.hero-art::after{content:"";position:absolute;inset:-12% -6% -18% -6%;z-index:-1;border-radius:50%;
  background:radial-gradient(circle,rgba(46,200,221,.4),transparent 62%);filter:blur(26px)}
.float-tag{position:absolute;background:rgba(4,24,30,.7);backdrop-filter:blur(8px);border:1px solid var(--line);
  border-radius:14px;padding:.7rem 1.1rem;font-size:.8rem;font-weight:600;box-shadow:0 12px 30px -12px rgba(0,0,0,.6);
  animation:bob 6s ease-in-out infinite}
.float-tag b{color:var(--cyan-bright);display:block;font-family:var(--display);font-size:1.3rem;font-weight:500}
.float-tag.t1{top:6%;left:-4%}
.float-tag.t2{bottom:4%;right:-6%;animation-delay:-3s}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:.5rem;color:var(--muted);font-size:.7rem;
  letter-spacing:.2em;text-transform:uppercase}
.scroll-hint .mouse{width:22px;height:34px;border:2px solid var(--muted);border-radius:12px;position:relative}
.scroll-hint .mouse::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;
  border-radius:2px;background:var(--cyan);animation:wheel 1.8s infinite}
@keyframes wheel{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(10px)}}

/* ---------- Stat strip ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:2.4rem 0}
.stat .n{font-family:var(--display);font-size:clamp(2rem,4vw,2.8rem);color:var(--cyan-bright);line-height:1}
.stat .l{font-size:.82rem;color:var(--muted);letter-spacing:.04em;margin-top:.3rem}

/* ---------- Univers ---------- */
.universe .lead{font-size:1.35rem;color:#e3f1f2}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-top:3rem}
.pillar{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:1.8rem;transition:transform .3s var(--ease),background .3s,border-color .3s}
.pillar:hover{transform:translateY(-6px);background:var(--card-2);border-color:rgba(120,238,238,.34)}
.pillar .ic{font-size:1.7rem;margin-bottom:.8rem}
.pillar h3{font-size:1.3rem;margin-bottom:.5rem}
.pillar p{font-size:.96rem;margin:0}

/* ---------- Books ---------- */
.book{display:grid;grid-template-columns:300px 1fr;gap:3rem;align-items:center;margin-bottom:4rem}
.book:nth-child(even){grid-template-columns:1fr 300px}
.book:nth-child(even) .book-cover{order:2}
.book-cover{position:relative;cursor:zoom-in}
.book-cover img{width:100%;border-radius:12px;box-shadow:0 40px 80px -28px rgba(0,0,0,.8);transition:transform .4s var(--ease)}
.book-cover:hover img{transform:translateY(-8px) scale(1.02)}
.book-cover .rib{position:absolute;top:16px;left:-10px;background:linear-gradient(135deg,var(--coral-warm),var(--magenta));
  color:#fff;font-weight:800;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;padding:.4rem .9rem;border-radius:5px;
  box-shadow:0 10px 22px -8px rgba(255,79,156,.6)}
.book-meta{font-size:.84rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:700;margin:.6rem 0 1rem}
.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.2rem}
.chip{font-size:.74rem;font-weight:600;color:var(--gold);border:1px solid rgba(244,194,79,.4);border-radius:999px;padding:.3rem .8rem}
.buy{display:flex;flex-wrap:wrap;gap:.7rem;align-items:center;margin-top:1.4rem}
.buy .lbl{width:100%;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.buy a{background:#fff;border-radius:9px;height:42px;padding:8px 13px;display:inline-flex;align-items:center;transition:transform .2s,box-shadow .2s}
.buy a:hover{transform:translateY(-3px);box-shadow:0 12px 24px -8px rgba(0,0,0,.6)}
.buy img{height:24px;width:auto}

/* ---------- Characters ---------- */
.chars{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}
.char{position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line);cursor:zoom-in;
  background:linear-gradient(160deg,#0e6173,#0a4150);min-height:420px;display:flex;align-items:flex-end}
.char img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center;
  transition:transform .6s var(--ease)}
.char:hover img{transform:scale(1.05)}
.char .scrim{position:relative;width:100%;padding:2rem 1.8rem 1.6rem;
  background:linear-gradient(180deg,transparent,rgba(3,18,24,.92) 70%)}
.char h3{font-size:1.8rem}
.char .role{color:var(--cyan-bright);font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:.6rem}
.char p{font-size:.92rem;margin:.4rem 0 0;max-height:0;opacity:0;overflow:hidden;transition:max-height .5s var(--ease),opacity .4s,margin .4s}
.char:hover p{max-height:200px;opacity:1;margin-top:.8rem}
.char .credit{font-size:.74rem;color:var(--muted);margin-top:.8rem}
.char .expand{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:rgba(4,24,30,.6);border:1px solid var(--line);color:var(--cyan-bright);font-size:1.1rem;opacity:0;transition:opacity .3s}
.char:hover .expand{opacity:1}
/* Touch devices have no hover: reveal the text and the zoom affordance permanently */
@media(hover:none){
  .char{cursor:default}
  .char p{max-height:320px;opacity:1;margin-top:.8rem}
  .char .expand{opacity:.9}
}
/* Cast — text character cards */
.cast{margin-top:2.4rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(244px,1fr));gap:1.2rem}
.cast-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:1.5rem 1.4rem;transition:transform .3s var(--ease),border-color .3s,background .3s}
.cast-card:hover{transform:translateY(-5px);background:var(--card-2);border-color:rgba(120,238,238,.34)}
.cast-card .role{color:var(--cyan-bright);font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.cast-card.foe .role{color:var(--coral)}
.cast-card h4{font-family:var(--display);font-weight:500;font-size:1.5rem;margin:.5rem 0 .6rem;color:#fff}
.cast-card p{font-size:.9rem;color:var(--muted);line-height:1.55}
.cast-card .tomes{display:flex;gap:.4rem;margin-top:.9rem}
.cast-card .tomes span{font-size:.68rem;font-weight:700;letter-spacing:.04em;padding:.2rem .55rem;border-radius:999px;
  background:rgba(31,200,221,.12);border:1px solid var(--line);color:var(--cyan-bright)}
.cast-card.foe .tomes span{background:rgba(255,79,156,.12);color:var(--coral)}

/* ---------- Author ---------- */
.author{display:grid;grid-template-columns:.8fr 1.2fr;gap:3rem;align-items:center;
  background:linear-gradient(150deg,rgba(14,125,146,.4),rgba(255,111,143,.08));
  border:1px solid var(--line);border-radius:26px;padding:clamp(2rem,5vw,4rem)}
.author .mono{font-family:var(--display);font-size:clamp(3rem,8vw,6rem);line-height:.9;color:var(--cyan-bright)}
.author .infl{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.4rem}
.author .infl span{font-size:.8rem;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:.3rem .8rem}

/* ---------- Timeline ---------- */
.tl{position:relative;margin-top:2.4rem;padding-left:2.2rem;border-left:2px solid var(--line)}
.tl-item{position:relative;padding:0 0 2.6rem .6rem}
.tl-item::before{content:"";position:absolute;left:calc(-2.2rem - 7px);top:.35rem;width:14px;height:14px;border-radius:50%;
  background:var(--abyss);border:3px solid var(--cyan);box-shadow:0 0 14px rgba(31,200,221,.7)}
.tl-item.done::before{border-color:var(--gold);box-shadow:0 0 14px rgba(244,194,79,.6)}
.tl-status{font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--gold)}
.tl-item h3{font-size:1.4rem;margin:.2rem 0 .4rem}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.4rem}
.panel{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:2.2rem}
.panel h3{margin-bottom:1.2rem}
.panel .label{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan);font-weight:700;margin-top:1rem}
.socials{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1rem}
.socials a{border:1px solid var(--line);border-radius:999px;padding:.55rem 1.1rem;color:#eafffb;font-weight:600;font-size:.86rem}
.socials a:hover{border-color:var(--cyan);background:rgba(31,200,221,.08)}
.form{display:grid;gap:1.1rem}
.field{display:flex;flex-direction:column;gap:.45rem}
.field label{font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.field input,.field textarea{font-family:var(--sans);font-size:1rem;color:var(--ink);
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px;padding:.85rem 1rem;transition:border-color .2s,background .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--cyan);background:rgba(31,200,221,.07)}
.field textarea{resize:vertical;min-height:130px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.92rem;margin:0}
.form-note.ok{color:var(--cyan-bright)}.form-note.err{color:var(--coral)}
.btn[disabled]{opacity:.5;cursor:progress}

/* ---------- Footer ---------- */
.ftr{padding:3.4rem 0;border-top:1px solid var(--line);background:rgba(2,16,22,.5)}
.ftr-grid{display:flex;justify-content:space-between;align-items:center;gap:1.5rem;flex-wrap:wrap}
.ftr .muted{font-size:.85rem}
.ftr-links{display:flex;gap:1.3rem;flex-wrap:wrap;font-size:.86rem}
.ftr-links a{color:var(--muted)}.ftr-links a:hover{color:#fff}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:1rem;padding:4vmin;background:rgba(2,14,20,.9);backdrop-filter:blur(12px);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{max-width:92vw;max-height:80vh;border-radius:12px;transform:scale(.94);transition:transform .35s var(--ease);
  box-shadow:0 50px 100px -20px rgba(0,0,0,.85),0 0 0 1px rgba(134,243,239,.18)}
.lightbox.open img{transform:scale(1)}
.lightbox .cap{font-family:var(--display);font-size:1.6rem;color:var(--ink)}
.lightbox .x{position:absolute;top:18px;right:22px;width:48px;height:48px;border-radius:50%;border:1px solid var(--line);
  background:rgba(255,255,255,.06);color:#fff;font-size:1.4rem;cursor:pointer;display:grid;place-items:center;transition:.2s}
.lightbox .x:hover{background:rgba(255,79,156,.25);transform:rotate(90deg)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .hero-grid,.author,.contact-grid{grid-template-columns:1fr;gap:2.5rem}
  .hero-art{order:-1}
  .author .mono{font-size:3.4rem}
  .book,.book:nth-child(even){grid-template-columns:1fr;gap:1.6rem}
  .book:nth-child(even) .book-cover{order:0}
  .book-cover{max-width:260px;margin:0 auto}
  .pillars{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr);gap:2rem}
  .chars{grid-template-columns:1fr}
}
@media(max-width:760px){
  .nav-links{position:fixed;inset:76px 0 auto 0;flex-direction:column;gap:0;background:rgba(4,24,30,.97);
    backdrop-filter:blur(16px);border-bottom:1px solid var(--line);padding:1rem 0;transform:translateY(-130%);transition:transform .35s var(--ease)}
  .nav-links.open{transform:none}
  .nav-links li{width:100%;text-align:center}.nav-links a{display:block;padding:1rem}
  .nav-cta{display:none}
  .burger{display:block}
  .float-tag{display:none}
  .ftr-grid{flex-direction:column;text-align:center}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important}
  .reveal{opacity:1;transform:none}
  .veil{display:none}
}