/* =========================================================
   TEDxBulle 2026 — À cœur ouvert
   ========================================================= */
:root{
  color-scheme: dark;
  --bg:#0a0909;
  --bg2:#120d0d;
  --ink:#f4f1ea;
  --mute:#9b928c;
  --red:#e4412a;
  --red-dim:rgba(228,65,42,.35);
  --line:rgba(255,255,255,.09);
  --grid:rgba(255,255,255,.045);
  --sans:'Inter Tight','Helvetica Neue',Arial,sans-serif;
  --mono:'JetBrains Mono','SF Mono',Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:120px;scroll-behavior:smooth}
body{
  margin:0;min-height:100vh;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.55;
  background-image:
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:28px 28px;
  -webkit-font-smoothing:antialiased;
  display:flex;flex-direction:column;
}
main{flex:1}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.mono{font-family:var(--mono)}
.red{color:var(--red)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--red);color:#fff;padding:10px 14px;font-family:var(--mono);font-size:12px}
.skip:focus{left:8px}

/* ---------- header ---------- */
header.top{
  position:sticky;top:0;z-index:50;
  background:rgba(10,9,9,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  padding-top:env(safe-area-inset-top,0px);
}
.bar{
  max-width:1200px;margin:0 auto;padding:14px 20px;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;
}
.logo{font-weight:900;font-size:26px;letter-spacing:-.02em;line-height:1;display:inline-flex;align-items:flex-start}
.logo .t{color:var(--red)}
.logo sup{color:var(--red);font-size:.5em;margin-left:1px;font-weight:900}
.logo .b{color:var(--ink);font-weight:400;margin-left:6px;letter-spacing:0}
.tag{font-family:var(--mono);font-size:12px;letter-spacing:.28em;color:var(--red);text-align:center;white-space:nowrap}
.right{justify-self:end;display:flex;align-items:center;gap:16px}
.ed{font-family:var(--mono);font-size:13px;letter-spacing:.14em;display:none}
.menu-btn{
  font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--ink);
  background:none;border:1px solid var(--line);padding:8px 12px;cursor:pointer;border-radius:2px;
}
.menu-btn:hover{border-color:var(--red);color:var(--red)}
nav.main{
  display:none;border-top:1px solid var(--line);
  max-width:1200px;margin:0 auto;padding:6px 20px 14px;
}
nav.main.open{display:block}
nav.main a{
  display:flex;justify-content:space-between;align-items:center;
  font-family:var(--mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  padding:13px 0;border-bottom:1px solid var(--line);color:var(--mute);
}
nav.main a span{color:var(--red);font-size:11px}
nav.main a[aria-current="page"],nav.main a:hover{color:var(--ink)}
nav.main a[aria-current="page"]::after{content:"●";color:var(--red);font-size:9px}

@media(min-width:900px){
  .ed{display:block}
  .menu-btn{display:none}
  nav.main{display:flex;gap:6px;padding:0 20px;justify-content:flex-start}
  nav.main a{border:0;padding:12px 14px 12px 0;margin-right:14px;font-size:12px}
  nav.main a span{display:none}
  nav.main a[aria-current="page"]::after{content:none}
  nav.main a[aria-current="page"]{color:var(--red)}
}
@media(max-width:700px){
  .tag{font-size:10px;letter-spacing:.2em}
  .logo{font-size:22px}
}
@media(max-width:380px){.tag{display:none}.bar{grid-template-columns:1fr auto}}

/* ---------- layout ---------- */
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
section{position:relative}
.sec{padding:72px 0;border-top:1px solid var(--line)}
.pb{padding-bottom:72px}
.label{
  font-family:var(--mono);font-size:12px;letter-spacing:.28em;color:var(--red);text-transform:uppercase;margin:0 0 20px;
}
.label::before{content:"[ ";color:var(--mute)}
.label::after{content:" ]";color:var(--mute)}
h2.big{
  margin:0 0 28px;font-weight:900;text-transform:uppercase;letter-spacing:-.02em;line-height:.98;
  font-size:clamp(36px,8vw,76px);
}
h2.big em{font-style:normal;color:var(--red)}
.lead{font-size:clamp(18px,2.4vw,24px);line-height:1.45;max-width:760px;margin:0 0 20px}
.lead.mute{color:var(--mute);font-size:17px}
.two{display:grid;gap:36px}
@media(min-width:900px){.two{grid-template-columns:1fr 1fr;gap:64px}}

/* ---------- buttons ---------- */
.cta{
  display:inline-flex;align-items:center;gap:12px;cursor:pointer;
  font-family:var(--mono);font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;
  background:var(--red);color:#fff;padding:16px 22px;border:1px solid var(--red);border-radius:2px;
  transition:.2s;
}
.cta:hover{background:transparent;color:var(--red)}
.cta.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.cta.ghost:hover{border-color:var(--red);color:var(--red)}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:calc(100svh - 120px);
  display:grid;grid-template-columns:1fr;grid-template-rows:auto 1fr auto;
  max-width:1200px;margin:0 auto;padding:36px 20px 32px;gap:28px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;
  background:linear-gradient(var(--red-dim),transparent 80%);
  pointer-events:none;
}
.hero .cross{position:absolute;left:50%;top:38%;width:11px;height:11px;transform:translate(-50%,-50%);pointer-events:none}
.hero .cross::before,.hero .cross::after{content:"";position:absolute;background:var(--red)}
.hero .cross::before{left:5px;top:0;width:1px;height:11px}
.hero .cross::after{top:5px;left:0;height:1px;width:11px}
.hero .center{align-self:center;text-align:center;position:relative}
.hero .merci{
  margin:0 0 18px;font-weight:900;text-transform:uppercase;letter-spacing:-.04em;line-height:.85;
  font-size:clamp(84px,24vw,240px);color:var(--bg);-webkit-text-stroke:4px var(--red);paint-order:stroke fill;position:relative;
}
.hero .thanks{max-width:560px;margin:26px auto 0;color:#d9d4cb;font-size:clamp(16px,2vw,19px);line-height:1.5}
.hero .kicker{font-family:var(--mono);font-size:12px;letter-spacing:.28em;color:var(--mute);text-transform:uppercase;margin:0 0 22px}
.h-title{
  margin:0;font-weight:900;text-transform:uppercase;letter-spacing:-.025em;line-height:.92;
  font-size:clamp(54px,15.5vw,150px);
}
.h-title .l1{display:block;color:var(--ink)}
.h-title .l2{display:block;color:var(--red)}
.hero .meta-l,.hero .meta-r{font-family:var(--mono);font-size:14px;letter-spacing:.06em}
.hero .meta-l{font-style:italic;color:var(--mute);line-height:1.7}
.hero .meta-r{line-height:1.8}
.hero .meta-r .d{letter-spacing:.2em;font-size:16px}
.hero .meta-r .p{color:var(--mute)}
.hero .btns{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:30px}
.corner{display:flex;justify-content:space-between;align-items:flex-end;gap:20px}
@media(max-width:700px){.corner{flex-direction:column;align-items:flex-start}}

/* ---------- manifeste ---------- */
.manif p{margin:0 0 18px;max-width:640px;color:#d9d4cb}
.manif p strong{color:var(--ink)}
.manif .verbs{font-weight:900;text-transform:uppercase;font-size:clamp(22px,4vw,34px);line-height:1.1;margin:28px 0;letter-spacing:-.01em}
.manif .verbs span{color:var(--red)}

/* ---------- cards ---------- */
.cards{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:760px){.cards.c3{grid-template-columns:repeat(3,1fr)}.cards.c2{grid-template-columns:repeat(2,1fr)}}
.card{background:var(--bg2);padding:28px 24px;position:relative}
.card .k{font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:var(--red);text-transform:uppercase;margin-bottom:16px;display:block}
.card h3{margin:0 0 10px;font-size:28px;font-weight:800;letter-spacing:-.02em;line-height:1.05}
.card p{margin:0 0 10px;color:var(--mute);font-size:15px}
.card p:last-child{margin-bottom:0}
.card ul{margin:14px 0 0;padding:0;list-style:none;font-family:var(--mono);font-size:13px}
.card li{padding:8px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}
.card li b{color:var(--red);font-weight:500;text-align:right}
.card a.more{display:inline-block;margin-top:14px;font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.card a.more:hover{color:var(--ink)}
.price{font-weight:900;font-size:64px;letter-spacing:-.04em;line-height:1;color:var(--ink)}
.price small{font-family:var(--mono);font-size:14px;font-weight:400;color:var(--mute);letter-spacing:.1em;margin-left:6px}

/* ---------- programme ---------- */
.prog{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.prog li{
  display:grid;grid-template-columns:86px 1fr;gap:14px;align-items:baseline;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.prog .h{font-family:var(--mono);color:var(--red);font-size:15px;letter-spacing:.06em}
.prog .e{font-size:19px;font-weight:600}
.prog .e small{display:block;font-family:var(--mono);font-size:12px;color:var(--mute);font-weight:400;margin-top:2px;letter-spacing:.06em}

/* ---------- page header ---------- */
.ph-head{padding:64px 20px 44px}
.ph-head h1{margin:0;font-weight:900;text-transform:uppercase;letter-spacing:-.03em;line-height:.92;font-size:clamp(46px,12vw,120px)}
.ph-head h1 em{font-style:normal;color:var(--red)}
.ph-head .lead{margin-top:28px}

/* ---------- people (speakers / team) ---------- */
.grid3{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:620px){.grid3{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.grid3{grid-template-columns:repeat(3,1fr)}}
.sp{border:1px solid var(--line);background:var(--bg2);transition:border-color .2s;display:flex;flex-direction:column}
.sp:hover{border-color:var(--red)}
.ph{
  aspect-ratio:4/5;position:relative;overflow:hidden;
  background-image:
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px),
    radial-gradient(circle at 50% 30%,rgba(228,65,42,.22),transparent 60%);
  background-size:20px 20px,20px 20px,100% 100%;
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
}
.ph img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05);transition:filter .3s}
.sp:hover .ph img{filter:grayscale(0)}
.ph .ini{font-weight:900;font-size:84px;color:rgba(244,241,234,.12);letter-spacing:-.04em}
.ph .no{position:absolute;top:12px;left:14px;font-family:var(--mono);font-size:12px;color:var(--red);letter-spacing:.2em;z-index:1;background:rgba(10,9,9,.7);padding:2px 6px}
.ph .cn{position:absolute;width:14px;height:14px;border:1px solid var(--red);z-index:1}
.ph .cn.a{right:12px;top:12px;border-left:0;border-bottom:0}
.ph .cn.b{left:12px;bottom:12px;border-right:0;border-top:0}
.sp .info{padding:18px 18px 22px;flex:1;display:flex;flex-direction:column}
.sp h3{margin:0 0 6px;font-size:24px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.sp .role{margin:0;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--red);text-transform:uppercase}
.sp .bio{margin-top:14px;font-size:15px;color:#cfc8bf;line-height:1.55}
.sp .bio p{margin:0 0 10px}
.sp .bio p:last-child{margin:0}
.sp .bio .fav{color:var(--mute);font-style:italic}
details.more-bio summary{
  list-style:none;cursor:pointer;margin-top:14px;
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink);
  border:1px solid var(--line);padding:7px 11px;display:inline-block;
}
details.more-bio summary::-webkit-details-marker{display:none}
details.more-bio summary:hover{border-color:var(--red);color:var(--red)}
details.more-bio summary::after{content:" +"}
details.more-bio[open] summary::after{content:" −"}

/* ---------- sponsors ---------- */
.tier{margin-bottom:44px}
.tier h2{font-family:var(--mono);font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--red);margin:0 0 14px;font-weight:500;display:flex;gap:14px;align-items:center}
.tier h2::after{content:"";flex:1;height:1px;background:var(--line)}
.logos{display:grid;gap:1px;background:var(--bg2);border:1px solid var(--line);grid-template-columns:repeat(2,1fr)}
@media(min-width:760px){.logos.s{grid-template-columns:repeat(4,1fr)}}
.lg{background:var(--bg2);box-shadow:0 0 0 1px var(--line);display:flex;flex-direction:column;padding:12px;gap:10px;transition:background .2s}
.lg .plate{background:#fff;aspect-ratio:16/9;overflow:hidden;padding:10px;border-radius:1px}
.logos.l .lg .plate{aspect-ratio:21/9}
.lg .plate img{width:100%;height:100%;object-fit:contain}
.lg .nm{display:flex;justify-content:space-between;gap:10px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--mute);text-transform:uppercase}
.lg .nm .go{color:var(--red)}
a.lg:hover{background:#1a1212}
a.lg:hover .nm{color:var(--ink)}
.pitch{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:800px){.pitch{grid-template-columns:repeat(4,1fr)}}
.pitch .card.hl{outline:1px solid var(--red);outline-offset:-1px}

/* ---------- talks ---------- */
.edition{padding:56px 0 8px;border-top:1px solid var(--line)}
.edition:first-child{border-top:0;padding-top:0}
.ed-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 22px;margin-bottom:28px}
.ed-head .y{font-weight:900;font-size:clamp(44px,8vw,72px);letter-spacing:-.04em;line-height:1;color:var(--red)}
.ed-head h2{margin:0;font-size:clamp(24px,4vw,36px);font-weight:800;letter-spacing:-.02em;line-height:1.1}
.ed-head .n{font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--mute);text-transform:uppercase;width:100%}
.videos{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:620px){.videos{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.videos{grid-template-columns:repeat(3,1fr)}}
.vid{border:1px solid var(--line);background:var(--bg2);transition:border-color .2s}
.vid:hover{border-color:var(--red)}
.yt{position:relative;aspect-ratio:16/9;background:#000;overflow:hidden;border-bottom:1px solid var(--line)}
.yt a{position:absolute;inset:0;display:block}
.yt a img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05) brightness(.8);transition:filter .3s}
.vid:hover .yt a img{filter:grayscale(0) brightness(.9)}
.yt .play{
  position:absolute;left:14px;bottom:14px;
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;
  background:var(--red);color:#fff;padding:8px 12px;
}
.vid .info{padding:16px 18px 20px}
.vid .who{margin:0 0 6px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--red);text-transform:uppercase}
.vid h3{margin:0;font-size:20px;font-weight:700;letter-spacing:-.01em;line-height:1.2}

/* ---------- editions ---------- */
.ed-row{
  display:grid;grid-template-columns:1fr;gap:18px;
  padding:36px 0;border-bottom:1px solid var(--line);
}
.ed-row:first-child{border-top:1px solid var(--line)}
@media(min-width:800px){.ed-row{grid-template-columns:140px 1fr 340px;gap:36px;align-items:start}}
.ed-row .y{font-weight:900;font-size:44px;letter-spacing:-.04em;line-height:1;color:var(--red)}
.ed-row h2{margin:0 0 6px;font-size:28px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.ed-row .n{font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--mute);text-transform:uppercase;margin:0 0 14px}
.ed-row p.txt{margin:0 0 16px;color:#cfc8bf;max-width:620px}
.ed-row .ar{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--ink);text-transform:uppercase}
.ed-row .ar:hover{color:var(--red)}
.ed-row figure{margin:0;border:1px solid var(--line);aspect-ratio:3/2;overflow:hidden;background:var(--bg2)}
.ed-row figure img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05);transition:filter .3s}
.ed-row:hover figure img{filter:grayscale(0)}

/* ---------- contact ---------- */
.field{display:block;margin-bottom:18px}
.field span{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--mute);margin-bottom:8px}
.field input,.field textarea{
  width:100%;background:var(--bg2);border:1px solid var(--line);color:var(--ink);
  font-family:var(--sans);font-size:16px;padding:14px;border-radius:2px;outline:none;
}
.field input:focus,.field textarea:focus{border-color:var(--red)}
.field textarea{min-height:150px;resize:vertical}
.contact-list{font-family:var(--mono);font-size:14px;letter-spacing:.04em;line-height:2.1;margin-bottom:36px}
.contact-list b{color:var(--red);font-weight:500;display:inline-block;min-width:86px}
.contact-list a:hover{color:var(--red)}
.form-note{font-family:var(--mono);font-size:12px;color:var(--mute);letter-spacing:.04em;margin-top:14px}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);margin-top:20px;background:rgba(10,9,9,.9)}
.foot{max-width:1200px;margin:0 auto;padding:48px 20px 40px;display:grid;gap:36px}
@media(min-width:900px){.foot{grid-template-columns:1.4fr 1fr 1fr}}
.foot h4{font-family:var(--mono);font-size:11px;letter-spacing:.26em;color:var(--red);text-transform:uppercase;margin:0 0 14px;font-weight:500}
.foot p,.foot a{font-family:var(--mono);font-size:13px;color:var(--mute);margin:0;line-height:2;display:block}
.foot a:hover{color:var(--ink)}
.foot .logo{display:inline-flex;margin-bottom:14px;color:var(--ink);font-family:var(--sans);font-size:26px;line-height:1}
.legal{max-width:1200px;margin:0 auto;padding:22px 20px calc(30px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line);font-size:12px;color:var(--mute);line-height:1.6;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.legal em{display:block;max-width:820px}
.social{display:flex;gap:10px;margin-top:6px}
.foot .social a,.social a{border:1px solid var(--line);padding:6px 12px;font-size:12px;letter-spacing:.12em;line-height:1.6;display:inline-block}
.social a:hover{border-color:var(--red);color:var(--red)}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* utilitaires */
.tagline{font-size:13px;letter-spacing:.14em}
.mt28{margin-top:28px}
.mt32{margin-top:32px}
.pb40{padding-bottom:40px}
.btnrow{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}