/* ============================================================
   Carnet de Bretagne — design maritime breton
   ============================================================ */

:root{
  --sand:      #f5eee1;   /* fond crème/sable */
  --sand-2:    #efe6d5;   /* sable un peu plus soutenu */
  --paper:     #fbf7ee;   /* cartouches clairs */
  --ink:       #1b2a38;   /* bleu nuit / ardoise — texte */
  --ink-soft:  #45586a;   /* texte secondaire */
  --sea:       #17607a;   /* bleu profond mer — accent */
  --sea-deep:  #0f4a5f;
  --ajonc:     #e0a92e;   /* jaune ajonc — détails */
  --heather:   #8c5a86;   /* violet bruyère — accent 2 */
  --granite:   #7c8590;
  --line:      #d9ccb6;   /* filets */
  --shadow:    0 18px 40px -22px rgba(20,40,55,.55);
  --serif: "Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,"Times New Roman",serif;
  --sans: system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --wrap: 820px;
  --wrap-lg: 1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:var(--serif);
  font-size:19px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--sea);text-decoration:none}

/* ---- petites textures/filets ---- */
.wave{display:block;width:100%;height:38px;color:var(--sand-2);fill:currentColor;margin:0}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;
  height:100svh;min-height:560px;
  display:flex;align-items:center;justify-content:center;
  text-align:center;color:#fff;overflow:hidden;
}
.hero-img,.hero-img img{position:absolute;inset:0;width:100%;height:100%}
.hero-img img{object-fit:cover;transform:scale(1.06)}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(80% 55% at 50% 52%, rgba(8,22,34,.62), rgba(8,22,34,0) 70%),
    linear-gradient(to bottom, rgba(8,22,34,.45), rgba(8,22,34,.18) 34%, rgba(8,22,34,.72));
}
.hero-inner{position:relative;padding:0 24px;animation:rise 1.2s ease both;text-shadow:0 2px 22px rgba(0,0,0,.6)}
.hero-kicker{
  font-family:var(--sans);text-transform:uppercase;letter-spacing:.42em;
  font-size:12px;font-weight:700;opacity:.95;margin-bottom:20px;padding-left:.42em;
}
.hero-title{
  font-size:clamp(3.4rem,13vw,8rem);line-height:.94;margin:0;font-weight:600;
  letter-spacing:.01em;text-shadow:0 3px 40px rgba(0,0,0,.6),0 1px 3px rgba(0,0,0,.4);
}
.hero-sub{font-size:clamp(1.05rem,3.4vw,1.6rem);margin-top:20px;font-style:italic;opacity:.98}
.hero-dates{
  font-family:var(--sans);font-size:13px;letter-spacing:.28em;text-transform:uppercase;
  margin-top:22px;opacity:.9;
}
.hero-dates::before,.hero-dates::after{content:"—";margin:0 12px;opacity:.6}
.scroll-cue{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  color:#fff;font-size:26px;width:46px;height:46px;line-height:46px;border-radius:50%;
  border:1px solid rgba(255,255,255,.55);animation:bob 2.2s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}
@keyframes rise{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}

/* ============================================================
   INTRO / ITINÉRAIRE
   ============================================================ */
main{display:block}
.intro{max-width:var(--wrap);margin:0 auto;padding:88px 24px 40px}
.prose p{margin:0 0 1.15em}
.lead-prose p:first-child::first-letter{
  font-size:3.4em;line-height:.8;float:left;padding:.06em .12em 0 0;
  color:var(--sea);font-weight:600;
}
.lead-prose{font-size:1.12rem}
.section-label{
  font-family:var(--sans);text-transform:uppercase;letter-spacing:.3em;font-size:12px;
  font-weight:700;color:var(--granite);text-align:center;margin:60px 0 24px;
}
.section-label::before,.section-label::after{content:"";display:inline-block;width:34px;height:1px;
  background:var(--line);vertical-align:middle;margin:0 14px}

.timeline{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.tl-item{
  display:flex;flex-direction:column;gap:3px;padding:16px 18px;
  background:var(--paper);border:1px solid var(--line);border-radius:12px;
  border-left:4px solid var(--sea);transition:transform .25s ease,box-shadow .25s ease,border-color .25s;
}
.tl-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-left-color:var(--ajonc)}
.tl-day{font-family:var(--sans);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--heather);font-weight:700}
.tl-place{color:var(--ink);font-size:1.12rem;font-weight:600}
.tl-date{font-family:var(--sans);font-size:12.5px;color:var(--ink-soft)}

/* ============================================================
   JOURS
   ============================================================ */
.days{background:var(--sand-2)}
.day{padding:70px 0 40px;max-width:var(--wrap-lg);margin:0 auto}
.day + .day{border-top:1px dashed var(--line)}
.day-head{display:flex;gap:22px;align-items:flex-start;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.day-num{
  font-family:var(--sans);font-weight:800;font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:#fff;background:var(--sea);padding:8px 12px;border-radius:999px;white-space:nowrap;margin-top:8px;
}
.day-date{font-family:var(--sans);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--granite)}
.day-title{font-size:clamp(1.9rem,5.4vw,2.9rem);margin:.1em 0 .12em;line-height:1.06;font-weight:600}
.day-place{color:var(--heather);font-style:italic;font-size:1.05rem}
.day-lead{max-width:var(--wrap);margin:26px auto 8px;padding:0 24px;color:var(--ink)}
.day-lead p:first-child::first-letter{
  font-size:3em;line-height:.8;float:left;padding:.05em .1em 0 0;color:var(--heather);font-weight:600;
}
.day-body{margin-top:20px}

/* ---- figures & blocs ---- */
figure{margin:0}
figcaption{
  font-family:var(--sans);font-size:13.5px;color:var(--ink-soft);
  text-align:center;margin:12px auto 0;max-width:640px;padding:0 20px;line-height:1.5;
}
.hint{color:var(--granite);font-style:normal;opacity:.8}

.block-solo,.block-duo,.block-trio,.block-grid,.block-quote{
  max-width:var(--wrap);margin:38px auto;padding:0 24px;
}
.block-full{max-width:var(--wrap-lg);margin:52px auto;padding:0 24px}
.block-pano{margin:56px 0;padding:0}

/* image générique avec LQIP */
.ph{
  position:relative;display:block;overflow:hidden;border-radius:12px;
  background-size:cover;background-position:center;box-shadow:var(--shadow);
  background-color:var(--sand-2);
}
.ph img{width:100%;height:auto;display:block}
.ph[data-full]{cursor:zoom-in}
.solo.feat{border-radius:14px}
.block-full .ph{border-radius:14px}

/* rangées */
.row{display:grid;gap:14px}
.row.duo{grid-template-columns:1fr 1fr}
.row.trio{grid-template-columns:1fr 1fr 1fr}
.row.grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}

/* panorama pleine largeur */
.block-pano .ph{border-radius:0}
.block-pano .ph img{width:100vw;max-height:74vh;object-fit:cover}

/* crossfade (rafales) */
.crossfade{position:relative;width:100%;border-radius:12px;overflow:hidden;box-shadow:var(--shadow);background-size:cover;background-position:center}
.xf-frame{position:absolute;inset:0;border-radius:0;box-shadow:none;opacity:0;transition:opacity 1.6s ease}
.xf-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.xf-frame.is-active{opacity:1}
.xf-dot{position:absolute;right:12px;bottom:12px;width:9px;height:9px;border-radius:50%;
  background:rgba(255,255,255,.85);box-shadow:0 0 0 4px rgba(255,255,255,.25);animation:pulse 3s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.4}50%{opacity:1}}

/* citation en surimpression */
.block-quote{position:relative}
.block-quote .ph{border-radius:14px}
.block-quote blockquote{
  position:absolute;left:50%;bottom:8%;transform:translateX(-50%);
  width:min(78%,620px);margin:0;text-align:center;color:#fff;
  font-size:clamp(1.3rem,3.6vw,2rem);font-style:italic;line-height:1.35;
  text-shadow:0 2px 26px rgba(0,0,0,.6);
}
.block-quote blockquote::before{content:"« ";opacity:.7}
.block-quote blockquote::after{content:" »";opacity:.7}

/* vidéo (gère aussi le format portrait) */
.video-wrap{border-radius:14px;overflow:hidden;box-shadow:var(--shadow);background:#0c1620;
  display:flex;justify-content:center;max-height:82vh}
.video-wrap video{display:block;max-width:100%;max-height:82vh;width:auto;height:auto}

/* ============================================================
   OUTRO / FOOTER
   ============================================================ */
.outro{max-width:var(--wrap);margin:0 auto;padding:70px 24px 40px;text-align:center}
.outro .lead-prose p:first-child::first-letter{float:none;font-size:1em;color:inherit;padding:0}
.signature{font-size:1.5rem;font-style:italic;color:var(--sea);margin-top:26px}
.foot{
  text-align:center;font-family:var(--sans);font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--granite);padding:40px 20px 60px;background:var(--sand-2);border-top:1px solid var(--line);
}

/* ============================================================
   NAV LATÉRALE (dots)
   ============================================================ */
.sidenav{
  position:fixed;top:50%;right:16px;transform:translateY(-50%);z-index:40;
  display:flex;flex-direction:column;gap:9px;
}
.sidenav a{
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--sans);font-size:11px;font-weight:700;color:var(--ink-soft);
  background:rgba(251,247,238,.7);border:1px solid var(--line);backdrop-filter:blur(4px);
  transition:all .2s ease;
}
.sidenav a:hover,.sidenav a.active{background:var(--sea);color:#fff;border-color:var(--sea);transform:scale(1.12)}

/* ============================================================
   FONDU AU DÉFILEMENT
   ============================================================ */
.fade{opacity:0;transform:translateY(16px);transition:opacity .9s ease,transform .9s ease}
.fade.in{opacity:1;transform:none}
.day-lead,.day-head{opacity:0;transform:translateY(16px);transition:opacity .9s ease,transform .9s ease}
.day-lead.in,.day-head.in{opacity:1;transform:none}

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox{
  position:fixed;inset:0;z-index:100;display:none;
  background:rgba(9,18,26,.94);align-items:center;justify-content:center;
}
.lightbox.open{display:flex;animation:lbin .25s ease}
@keyframes lbin{from{opacity:0}to{opacity:1}}
.lb-stage{margin:0;max-width:94vw;max-height:92vh;display:flex;flex-direction:column;align-items:center;gap:12px}
.lb-stage img{max-width:94vw;max-height:84vh;width:auto;height:auto;border-radius:6px;box-shadow:0 30px 80px -20px rgba(0,0,0,.8)}
.lb-stage figcaption{color:#e9e2d4;font-family:var(--sans);font-size:14px;max-width:820px}
.lb-close,.lb-prev,.lb-next{
  position:absolute;background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.25);
  width:52px;height:52px;border-radius:50%;font-size:30px;line-height:1;cursor:pointer;
  display:grid;place-items:center;transition:background .2s;
}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:rgba(255,255,255,.25)}
.lb-close{top:18px;right:18px;font-size:26px}
.lb-prev{left:18px;top:50%;transform:translateY(-50%)}
.lb-next{right:18px;top:50%;transform:translateY(-50%)}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:780px){
  body{font-size:18px}
  .row.trio{grid-template-columns:1fr 1fr}
  .day-head{flex-direction:column;gap:8px}
  .day-num{margin-top:0}
  .sidenav{display:none}
  .lb-prev,.lb-next{width:44px;height:44px;font-size:26px}
  .block-quote blockquote{bottom:6%;font-size:1.15rem}
}
@media (max-width:520px){
  .row.duo,.row.trio{grid-template-columns:1fr}
  .intro{padding-top:64px}
}

/* ============================================================
   ACCESSIBILITÉ — mouvement réduit
   ============================================================ */
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto !important}
  .fade,.day-lead,.day-head{opacity:1 !important;transform:none !important;transition:none !important}
  .hero-img img{transform:none}
  .scroll-cue,.xf-dot{animation:none}
  .xf-frame{transition:opacity .01s}          /* les rafales ne clignotent pas */
  .hero-inner{animation:none}
}