/* ===========================================================
   DTS — Refonte "Nocturne" (direction 1a Corridor)
   Couche site par-dessus le design system nocturne.css.
   Tout part des tokens var(--color-*), var(--space-*)...
   =========================================================== */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--color-bg);color:var(--color-text);
  font-family:var(--font-body);-webkit-font-smoothing:antialiased;line-height:1.55}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-family:var(--font-heading);font-weight:500;letter-spacing:-.02em;line-height:1.1}
p{margin:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px}
.kicker{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--color-accent)}
.muted{color:color-mix(in srgb,var(--color-text) 55%,transparent)}
.rule-top{background:linear-gradient(to right,transparent,var(--color-divider) 0,var(--color-divider) 60%,transparent) no-repeat top/100% 1px}

/* Topbar */
.topbar{background:#12141f;font-size:11.5px;color:color-mix(in srgb,var(--color-text) 60%,transparent)}
.topbar .wrap{display:flex;align-items:center;gap:20px;height:38px}
.topbar .live{display:inline-flex;align-items:center;gap:7px}
.topbar .dot{width:7px;height:7px;border-radius:50%;background:var(--color-accent);animation:dtsPulse 2.4s infinite}
.topbar .tb-right{margin-left:auto;display:flex;gap:18px;align-items:center}
.topbar a:hover{color:var(--color-accent)}
@keyframes dtsPulse{0%{box-shadow:0 0 0 0 rgba(145,132,217,.55)}70%{box-shadow:0 0 0 9px rgba(145,132,217,0)}100%{box-shadow:0 0 0 0 rgba(145,132,217,0)}}
@keyframes dtsFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--color-bg) 88%,transparent);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--color-divider)}
.nav .wrap{display:flex;align-items:center;gap:22px;height:64px}
.nav .nav-brand{font-family:var(--font-heading);font-weight:700;font-size:28px;letter-spacing:-.03em;line-height:1}
.nav-brand span{color:var(--color-accent)}
.nav-links{display:flex;gap:22px;margin-right:auto}
.nav-links a{font-size:14px;color:color-mix(in srgb,var(--color-text) 82%,transparent)}
.nav-links a:hover{color:var(--color-accent)}
.nav-cta{display:flex;gap:10px;align-items:center}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;color:var(--color-text)}
.nav-toggle i{font-size:24px}

/* Buttons sizing overrides (design system = outlined) */
.btn{text-decoration:none;font-size:15px;padding:11px 20px;cursor:pointer}
.btn-lg{padding:13px 24px;font-size:16px}

/* Hero */
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;padding:60px 28px 52px;align-items:start}
.hero h1{font-size:clamp(38px,5vw,62px);line-height:1.03;letter-spacing:-.03em;margin:20px 0 22px;max-width:15ch}
.hero .lead{font-size:17px;line-height:1.6;max-width:52ch;color:color-mix(in srgb,var(--color-text) 72%,transparent);margin-bottom:28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:38px}
.hero-stats{display:flex;gap:34px;padding-top:26px;flex-wrap:wrap}
.hero-stats .n{font-size:26px;letter-spacing:-.02em}
.hero-stats .l{font-size:12px;color:color-mix(in srgb,var(--color-text) 50%,transparent)}

/* Departures board card */
.board{background:#1b1d2b;border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-md)}
.board-head{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.board-head .dot{width:7px;height:7px;border-radius:50%;background:var(--color-accent);animation:dtsPulse 2.4s infinite}
.board-head .t{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:color-mix(in srgb,var(--color-text) 60%,transparent)}
.timeline-block{margin-top:20px;padding-top:18px}
.tl-label{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:color-mix(in srgb,var(--color-text) 50%,transparent);margin-bottom:14px}
.tl{display:flex;align-items:flex-start}
.tl-step{flex:1;position:relative}
.tl-step.end{flex:0 0 96px}
.tl-bar{height:2px;background:var(--color-accent)}
.tl-bar.half{background:linear-gradient(to right,var(--color-accent),#3f424d)}
.tl-bar.off{background:#3f424d}
.tl-node{position:absolute;left:0;top:-3px;width:8px;height:8px;border-radius:50%;background:var(--color-accent)}
.tl-node.cur{width:10px;height:10px;top:-4px;animation:dtsPulse 2.4s infinite}
.tl-node.off{background:#3f424d}
.tl-txt{margin-top:12px;font-size:11.5px}
.tl-txt .s{color:color-mix(in srgb,var(--color-text) 45%,transparent)}
.tl-txt .s.cur{color:var(--color-accent)}

/* Quote band image */
.band{position:relative;height:280px;background:#12141f;overflow:hidden}
.band img{width:100%;height:100%;object-fit:cover}
.band .scrim{position:absolute;inset:0;background:linear-gradient(to right,rgba(15,17,28,.9),rgba(15,17,28,.15) 55%,rgba(15,17,28,.7))}
.band .cap{position:absolute;left:28px;bottom:26px;max-width:40ch}
.band .cap .k{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--color-accent-400);margin-bottom:8px}
.band .cap .h{font-size:22px;line-height:1.3;letter-spacing:-.02em}

/* Stat band (section ground) */
.statband{background:var(--color-section)}
.statband .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:30px 28px}
.statband .n{font-size:34px;letter-spacing:-.02em}
.statband .l{font-size:12px;color:color-mix(in srgb,var(--color-text) 65%,transparent)}

/* Sections */
.section{padding:64px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(26px,3.4vw,34px);letter-spacing:-.02em;max-width:22ch;margin-top:12px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card i.ph{font-size:24px;color:var(--color-accent)}

/* Steps (corridor étape par étape) */
.step{padding:22px;border:1px solid var(--color-divider);border-radius:var(--radius-lg);background:var(--color-surface)}
.step .no{font-family:ui-monospace,Menlo,monospace;font-size:12px;color:var(--color-accent)}
.step h4{font-size:16px;margin:10px 0 8px}
.step p{font-size:13px;color:color-mix(in srgb,var(--color-text) 72%,transparent)}

/* FAQ */
.faq-list{max-width:820px;display:flex;flex-direction:column;gap:10px}
.faq-item{border:1px solid var(--color-divider);border-radius:var(--radius-lg);background:var(--color-surface);overflow:hidden}
.faq-item[open]{box-shadow:var(--shadow-md)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-size:16px;font-weight:500;display:flex;justify-content:space-between;gap:14px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;color:var(--color-accent);transition:.2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 22px 20px;font-size:14px;line-height:1.65;color:color-mix(in srgb,var(--color-text) 75%,transparent)}
.faq-a strong{color:var(--color-text)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:40px}
.ci{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--color-divider)}
.ci i{font-size:20px;color:var(--color-accent);margin-top:2px}
.ci .k{font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:color-mix(in srgb,var(--color-text) 50%,transparent)}
.ci .v{font-size:15px;margin-top:3px}
.form{background:var(--color-surface);border:1px solid var(--color-divider);border-radius:var(--radius-lg);padding:26px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin-bottom:14px;display:flex;flex-direction:column;gap:6px}
.field label{font-size:12px;color:color-mix(in srgb,var(--color-text) 70%,transparent)}
.field input,.field select,.field textarea{background:var(--color-bg);border:1px solid var(--color-divider);color:var(--color-text);
  border-radius:var(--radius-md);padding:11px 13px;font-family:inherit;font-size:14px;outline:none;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-accent) 20%,transparent)}
.field textarea{resize:vertical;min-height:96px}

/* CTA band */
.cta{background:var(--color-section);border-radius:var(--radius-lg);padding:40px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta h2{font-size:clamp(24px,3vw,32px)}

/* Footer */
.footer{border-top:1px solid var(--color-divider);padding:48px 0 28px;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:32px}
.footer h5{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:color-mix(in srgb,var(--color-text) 55%,transparent);margin:0 0 14px;font-weight:500}
.footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer ul a{color:color-mix(in srgb,var(--color-text) 75%,transparent)}
.footer ul a:hover{color:var(--color-accent)}
.footer .fdesc{color:color-mix(in srgb,var(--color-text) 60%,transparent);max-width:300px;margin-top:14px;line-height:1.6}
.footer-bottom{display:flex;justify-content:space-between;padding-top:22px;border-top:1px solid var(--color-divider);color:color-mix(in srgb,var(--color-text) 50%,transparent);font-size:13px;flex-wrap:wrap;gap:10px}

.reveal{opacity:0;transform:translateY(16px)}
.reveal.in{animation:dtsFade .6s ease forwards}

/* Responsive */
@media(max-width:960px){
  .hero .wrap{grid-template-columns:1fr;gap:36px;padding:44px 24px}
  .statband .wrap,.grid-4{grid-template-columns:1fr 1fr}
  .grid-3,.contact-grid,.form .row{grid-template-columns:1fr}
  .nav-links{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .nav-links.open{display:flex;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:var(--color-bg);
    border-bottom:1px solid var(--color-divider);padding:14px 28px;gap:6px}
  .topbar .tb-right span:first-child{display:none}
}
@media(max-width:560px){
  .statband .wrap,.grid-4,.grid-2{grid-template-columns:1fr}
  .cta{flex-direction:column;align-items:flex-start;padding:28px}
  .tl-step .tl-txt{font-size:10px}
}

/* ===========================================================
   OUTILS & RESSOURCES — habillage Nocturne (page outils.html)
   Mêmes classes/ID que tools.js.
   =========================================================== */
.page-hero{position:relative;overflow:hidden;padding:64px 0 56px;border-bottom:1px solid var(--color-divider)}
.page-hero .aurora{position:absolute;inset:-40% -10% auto;height:130%;z-index:0}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{font-size:clamp(30px,4vw,46px);margin-top:14px}
.page-hero p{margin-top:14px;font-size:17px;max-width:640px;color:color-mix(in srgb,var(--color-text) 70%,transparent)}

.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:28px;border-bottom:1px solid var(--color-divider)}
.tab{padding:12px 18px;border:0;background:none;font-family:inherit;font-size:15px;font-weight:500;
  color:color-mix(in srgb,var(--color-text) 60%,transparent);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:.2s}
.tab:hover{color:var(--color-accent)}
.tab.active{color:var(--color-accent);border-bottom-color:var(--color-accent)}
.tab-panel{display:none;animation:dtsFade .4s ease}
.tab-panel.active{display:block}

.calc-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:28px;align-items:start}
.calc-card{background:var(--color-surface);border:1px solid var(--color-divider);border-radius:var(--radius-lg);padding:26px}
.calc-card h3{font-size:18px}.calc-card .sub{font-size:13.5px;color:color-mix(in srgb,var(--color-text) 60%,transparent);margin:4px 0 20px}
.mode-pick{display:flex;gap:8px;margin-bottom:20px}
.mode-pick button{flex:1;padding:11px;border:1px solid var(--color-divider);background:var(--color-bg);border-radius:var(--radius-md);
  font-family:inherit;font-weight:500;font-size:14px;color:color-mix(in srgb,var(--color-text) 65%,transparent);cursor:pointer;
  transition:.18s;display:flex;flex-direction:column;align-items:center;gap:6px}
.mode-pick button i{font-size:20px}
.mode-pick button:hover{border-color:var(--color-accent)}
.mode-pick button.on{border-color:var(--color-accent);background:color-mix(in srgb,var(--color-accent) 12%,transparent);color:var(--color-accent-300)}
.calc-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.calc-field{margin-bottom:14px;display:flex;flex-direction:column;gap:6px}
.calc-field label{font-size:12.5px;color:color-mix(in srgb,var(--color-text) 70%,transparent)}
.calc-field input{background:var(--color-bg);border:1px solid var(--color-divider);color:var(--color-text);border-radius:var(--radius-md);
  padding:11px 13px;font-family:inherit;font-size:15px;outline:none;transition:.15s}
.calc-field input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-accent) 20%,transparent)}
.calc-results{display:flex;flex-direction:column;gap:14px}
.res-hero{background:radial-gradient(120% 120% at 70% 20%,#1b1d2b,#12141f);border:1px solid var(--color-divider);border-radius:var(--radius-lg);padding:24px}
.res-hero .rl{font-size:12.5px;color:color-mix(in srgb,var(--color-text) 55%,transparent);text-transform:uppercase;letter-spacing:.06em}
.res-hero .rv{font-size:38px;margin-top:2px}.res-hero .rv small{font-size:18px;color:var(--color-accent)}
.res-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.res-tile{background:var(--color-surface);border:1px solid var(--color-divider);border-radius:var(--radius-md);padding:16px}
.res-tile .rl{font-size:12px;color:color-mix(in srgb,var(--color-text) 60%,transparent)}
.res-tile .rv{font-size:24px;margin-top:4px}.res-tile .rv small{font-size:13px;color:color-mix(in srgb,var(--color-text) 45%,transparent)}
.res-tile.hl{background:color-mix(in srgb,var(--color-accent) 14%,var(--color-surface));border-color:transparent}
.res-tile.hl .rv{color:var(--color-accent-300)}
.res-note{font-size:12.5px;color:color-mix(in srgb,var(--color-text) 62%,transparent);background:var(--color-bg);border-radius:var(--radius-md);padding:12px 14px;line-height:1.5}
.res-note a{color:var(--color-accent)}
.res-reco{display:flex;align-items:center;gap:12px;background:color-mix(in srgb,#8fe3b0 12%,var(--color-surface));border-radius:var(--radius-md);padding:14px 16px}
.res-reco i{font-size:22px;color:#8fe3b0;flex:none}.res-reco b{color:var(--color-text)}

.itc-legend{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:18px;font-size:13px;color:color-mix(in srgb,var(--color-text) 65%,transparent)}
.itc-legend .lg{display:flex;align-items:center;gap:7px}.itc-legend .sw{width:14px;height:14px;border-radius:4px}
.table-wrap{overflow-x:auto;border:1px solid var(--color-divider);border-radius:var(--radius-lg)}
.itable{width:100%;border-collapse:collapse;font-size:14px;min-width:760px}
.itable th{text-align:left;font-size:11.5px;letter-spacing:.04em;text-transform:uppercase;color:color-mix(in srgb,var(--color-text) 50%,transparent);
  font-weight:500;padding:14px 16px;background:#1b1d2b;border-bottom:1px solid var(--color-divider)}
.itable td{padding:14px 16px;border-bottom:1px solid var(--color-divider);color:color-mix(in srgb,var(--color-text) 78%,transparent);vertical-align:top}
.itable tr:last-child td{border-bottom:0}.itable tbody tr:hover{background:#1b1d2b}
.itable .sig{font-weight:600;color:var(--color-text);font-size:15px}
.itable .grp{font-size:11px;font-weight:500;color:var(--color-accent)}
.pay-seller{color:#8fe3b0;font-weight:500}.pay-buyer{color:#e6b45c;font-weight:500}
.itc-modes{display:inline-block;font-size:11px;font-weight:500;padding:3px 8px;border-radius:20px;background:var(--color-bg);color:color-mix(in srgb,var(--color-text) 60%,transparent)}

.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.spec{background:var(--color-surface);border:1px solid var(--color-divider);border-radius:var(--radius-lg);overflow:hidden;transition:.3s}
.spec:hover{transform:translateY(-5px);box-shadow:0 16px 40px rgba(0,0,0,.5),0 0 30px rgba(145,132,217,.12);border-color:var(--color-accent)}
.spec-top{background:radial-gradient(120% 120% at 70% 20%,#1b1d2b,#12141f);padding:20px 22px}
.spec-top .st-name{font-size:18px;font-weight:600}
.spec-top .st-tag{font-size:12px;color:var(--color-accent);margin-top:2px}
.spec-illu{height:76px;display:flex;align-items:center;justify-content:center;background:#0d0f18}
.spec-illu svg{height:52px;width:auto}
.spec-body{padding:18px 22px}
.spec-body .sr{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--color-divider);font-size:13.5px}
.spec-body .sr:last-child{border-bottom:0}
.spec-body .sk{color:color-mix(in srgb,var(--color-text) 55%,transparent)}.spec-body .sv{font-weight:500}
.spec-use{margin-top:12px;font-size:12.5px;color:color-mix(in srgb,var(--color-text) 62%,transparent);background:var(--color-bg);border-radius:var(--radius-md);padding:10px 12px}

@media(max-width:900px){.calc-grid{grid-template-columns:1fr}.spec-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.spec-grid,.res-grid,.calc-row{grid-template-columns:1fr}}

/* Sélecteur de langue (toutes pages) */
.lang-switch{display:inline-flex;gap:7px;align-items:center}
.lang-switch a{opacity:.65;transition:.2s}
.lang-switch a:hover{opacity:1}
.lang-switch a.on{opacity:1;color:var(--color-accent)}