/* Élie Sauval — L'Encre du Temps — mobile-first stylesheet
   Ambiance accordée à la couverture : nuit d'encre (#111B2F), crème parchemin
   (#E9E0CD), filet d'or fin en guise d'ornement. EB Garamond. */
:root{
  --navy:#111B2F;
  --navy-2:#16213B;
  --navy-3:#1C2945;
  --navy-deep:#0C1322;
  --cream:#E9E0CD;
  --cream-soft:#A7A290;
  --gold:#C2A875;
  --gold-dk:#A98C5A;
  --line:rgba(233,224,205,.14);
  --line-2:rgba(233,224,205,.08);
  --shadow:0 30px 70px -30px rgba(0,0,0,.75);
  --maxw:1080px;
  --header-h:62px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;color:var(--cream);min-height:100vh;
  background:
    radial-gradient(1200px 720px at 50% -10%, #1A2742 0%, rgba(26,39,66,0) 60%),
    linear-gradient(180deg, #121D33 0%, #111B2F 42%, #0E1729 100%);
  background-attachment:fixed;background-color:var(--navy);
  font-family:"EB Garamond",Georgia,"Times New Roman",serif;
  font-size:18px;line-height:1.62;text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--gold);text-decoration:none}
a:hover{color:#D9C18C;text-decoration:underline}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- ornement : filet d'or fin (à la couverture) ---------- */
.ornament{font-size:0;line-height:0;text-align:center;margin:0 auto}
.ornament::after{
  content:"";display:inline-block;width:78px;height:1px;
  background:linear-gradient(90deg,transparent,var(--gold) 18%,#E4CE97 50%,var(--gold) 82%,transparent);
  opacity:.9;
}
.center{text-align:center}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:inherit;font-size:1.02rem;font-weight:600;letter-spacing:.02em;
  padding:.78em 1.6em;border-radius:2px;border:1px solid var(--cream);
  background:var(--cream);color:var(--navy);cursor:pointer;transition:.18s ease;
  text-decoration:none;line-height:1;
}
.btn:hover{background:var(--gold);border-color:var(--gold);color:var(--navy);text-decoration:none;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--cream);border-color:rgba(233,224,205,.4)}
.btn.ghost:hover{background:rgba(233,224,205,.06);color:var(--cream);border-color:var(--cream)}
.btn.disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;pointer-events:none;background:transparent;color:var(--cream-soft);border-color:var(--line)}
.btn .price{font-weight:500;opacity:.95}

/* ---------- header (sticky) ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(14,21,38,.82);backdrop-filter:blur(9px);
  border-bottom:1px solid var(--line);
}
.topbar .bar{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}
.brand{font-weight:600;letter-spacing:.22em;text-transform:uppercase;font-size:.86rem;color:var(--cream)}
.brand:hover{text-decoration:none;color:#fff}
.nav-toggle{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;padding:9px;border:1px solid var(--line);border-radius:8px;
  background:transparent;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--cream);border-radius:2px;transition:.25s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.navlinks{
  position:absolute;left:0;right:0;top:var(--header-h);
  display:none;flex-direction:column;gap:2px;padding:10px 20px 18px;
  background:var(--navy-deep);border-bottom:1px solid var(--line);box-shadow:0 16px 26px -18px rgba(0,0,0,.7);
}
.navlinks.open{display:flex}
.navlinks a{color:var(--cream);font-size:1.12rem;padding:11px 4px;border-bottom:1px solid var(--line-2)}
.navlinks a:last-child{border-bottom:0}
.navlinks a:hover{color:var(--gold);text-decoration:none}
.navlinks .nav-buy{color:var(--gold);font-weight:600}

/* ---------- hero ---------- */
.hero{padding:46px 0 8px}
.hero .wrap{display:flex;flex-direction:column;align-items:center;text-align:center;gap:24px}
.hero .cover-frame{order:-1;width:min(360px,82vw)}
.cover-frame img{
  width:100%;height:auto;aspect-ratio:5/8;object-fit:cover;
  border:1px solid rgba(233,224,205,.18);border-radius:3px;box-shadow:var(--shadow);
}
.hero h1{font-size:clamp(2.7rem,11vw,4.6rem);line-height:1.04;margin:.06em 0 .12em;font-weight:600;letter-spacing:.02em;color:var(--cream)}
.hero .subtitle{font-style:italic;font-size:clamp(1.2rem,4.6vw,1.6rem);color:var(--cream-soft);margin:0}
.rule{height:1px;width:120px;border:0;margin:18px auto;
  background:linear-gradient(90deg,transparent,var(--gold) 20%,#E4CE97 50%,var(--gold) 80%,transparent)}
.hero .epi{font-style:italic;color:var(--cream);opacity:.92;font-size:1.16rem;max-width:32ch;margin:0 auto}
.hero .byline{margin-top:8px;letter-spacing:.24em;text-transform:uppercase;font-size:.92rem;color:var(--cream-soft)}
.cta-row{margin-top:20px;display:flex;gap:12px;flex-wrap:wrap;justify-content:center;width:100%}
.cta-row .btn{flex:1 1 auto;min-width:200px;max-width:320px}

/* ---------- sections ---------- */
section{padding:54px 0;border-top:1px solid var(--line-2)}
section h2{font-size:clamp(1.9rem,6vw,2.5rem);font-weight:600;margin:.3em 0 .15em;text-align:center;color:var(--cream);letter-spacing:.01em}
section .lead{text-align:center;color:var(--cream-soft);font-style:italic;margin:0 auto 28px;max-width:46ch}
.prose{max-width:62ch;margin:0 auto}
.prose p{margin:0 0 1.05rem;text-align:left;color:var(--cream);opacity:.94}
.prose strong{color:#fff;font-weight:600}

/* ---------- three movements ---------- */
.movements{display:grid;grid-template-columns:1fr;gap:16px;max-width:920px;margin:38px auto 0}
.mv{
  background:var(--navy-2);border:1px solid var(--line);border-radius:8px;
  padding:26px 26px 28px;text-align:center;
}
.mv .num{
  display:inline-block;font-size:1rem;font-weight:600;letter-spacing:.12em;
  color:var(--gold);border:1px solid var(--gold);width:2.3em;height:2.3em;line-height:2.2em;border-radius:50%;
}
.mv h3{margin:.6em 0 .3em;font-size:1.35rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--cream)}
.mv p{margin:0;color:var(--cream-soft);font-size:1.02rem}

/* ---------- extraits ---------- */
.extraits .ornament{margin-bottom:0}
.quotes{display:grid;grid-template-columns:1fr;gap:20px;max-width:760px;margin:32px auto 0}
.quote{
  margin:0;background:var(--navy-2);
  border-left:2px solid var(--gold);border-radius:0 8px 8px 0;padding:22px 26px;
}
.quote blockquote{margin:0;font-style:italic;font-size:1.2rem;line-height:1.5;color:var(--cream)}
.quote blockquote::before{content:"« ";color:var(--gold);font-style:normal}
.quote blockquote::after{content:" »";color:var(--gold);font-style:normal}
.quote figcaption{margin-top:.85rem;font-size:.82rem;letter-spacing:.1em;color:var(--cream-soft);text-transform:uppercase}
.quote figcaption em{font-style:italic;text-transform:none;color:var(--gold)}
.final-line{
  text-align:center;max-width:26ch;margin:38px auto 0;
  font-size:clamp(1.4rem,5.4vw,1.95rem);font-weight:600;color:var(--cream);line-height:1.3;font-style:italic;
}

/* ---------- avis lecteurs ---------- */
.reviews .ornament{margin-bottom:0}
.reviews-grid{display:grid;grid-template-columns:1fr;gap:18px;max-width:840px;margin:32px auto 0}
.review{margin:0;background:var(--navy-2);border:1px solid var(--line);border-radius:8px;padding:24px 26px}
.review blockquote{margin:0;font-style:italic;font-size:1.1rem;line-height:1.5;color:var(--cream)}
.review blockquote::before{content:"« ";color:var(--gold);font-style:normal}
.review blockquote::after{content:" »";color:var(--gold);font-style:normal}
.review figcaption{margin-top:.85rem;font-weight:600;color:var(--cream)}
.review figcaption span{font-weight:400;color:var(--cream-soft)}

/* ---------- buy cards ---------- */
.cards{display:grid;grid-template-columns:1fr;gap:18px;max-width:820px;margin:0 auto}
.card{
  background:var(--navy-2);border:1px solid var(--line);border-radius:8px;
  padding:30px 24px;display:flex;flex-direction:column;align-items:center;gap:.35rem;text-align:center;
}
.card .fmt{color:var(--gold);font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600}
.card h3{margin:.2em 0 .05em;font-size:1.4rem;font-weight:600;color:var(--cream)}
.card .price-big{font-size:2rem;margin:.15em 0 .1em;color:var(--cream)}
.card .desc{color:var(--cream-soft);font-size:1rem;min-height:2.4em;max-width:34ch}
.card .desc .ship-ico{vertical-align:-3px;margin-left:.15em;color:var(--gold)}
.card .btn{margin-top:.9rem;width:100%;max-width:280px}
.secure{display:flex;align-items:center;justify-content:center;gap:.5em;color:var(--cream-soft);font-size:.9rem;margin:24px auto 0;max-width:46ch;text-align:center}
.secure svg{color:var(--gold)}

/* ---------- contact ---------- */
#contact .btn{font-size:1.05rem}

/* ---------- sticky mobile buy bar ---------- */
.buybar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom, 0px));
  background:rgba(12,19,34,.96);backdrop-filter:blur(8px);
  border-top:1px solid var(--line);box-shadow:0 -8px 22px -16px rgba(0,0,0,.7);
  transform:translateY(0);transition:transform .25s ease;
}
.buybar .btn{width:100%;font-size:1.08rem}
.buybar.show{display:block}
.buybar.show.hide{transform:translateY(130%)}
@media (max-width:759px){ body.has-buybar{padding-bottom:80px} }
@media (min-width:760px){ .buybar.show{display:none} }

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line-2);padding:36px 0;color:var(--cream-soft);font-size:.92rem;text-align:center}
footer .ornament{margin-bottom:.7rem}

/* =================== TABLET / DESKTOP =================== */
@media (min-width:760px){
  body{font-size:20px}
  .nav-toggle{display:none}
  .navlinks{
    position:static;display:flex;flex-direction:row;gap:0;padding:0;
    background:none;border:0;box-shadow:none;align-items:center;
  }
  .navlinks a{border:0;padding:0;margin-left:30px;font-size:1rem;color:var(--cream-soft)}
  .navlinks a:hover{color:var(--gold)}
  .navlinks .nav-buy{
    border:1px solid var(--gold);border-radius:2px;padding:.45em 1.1em;color:var(--gold);
  }
  .navlinks .nav-buy:hover{background:var(--gold);color:var(--navy)}

  .hero{padding:84px 0 30px}
  .hero .wrap{
    display:grid;grid-template-columns:1fr 1.04fr;gap:56px;
    align-items:center;text-align:left;
  }
  .hero .hero-text{order:0}
  .hero .cover-frame{order:0;justify-self:center;width:min(420px,46vw)}
  .hero .ornament{text-align:left;margin-left:0;margin-right:auto}
  .rule{margin:20px 0}
  .hero .epi{margin:0;max-width:34ch}
  .cta-row{justify-content:flex-start}
  .cta-row .btn{flex:0 0 auto}

  section{padding:76px 0}
  .cards{grid-template-columns:1fr 1fr;gap:24px}
  .movements{grid-template-columns:repeat(3,1fr);gap:22px;margin-top:46px}
  .reviews-grid{grid-template-columns:1fr 1fr}
}