:root{--green:#0d6b58;--green-2:#11a47e;--ink:#10221f;--muted:#5f6e6a;--paper:#f8fbfa;--line:#dfe8e4;--dark:#0a1715;--white:#fff;--radius:24px;--shadow:0 24px 70px rgba(16,34,31,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"DM Sans",system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6}a{text-decoration:none;color:inherit}.container{width:min(1160px,calc(100% - 40px));margin:0 auto}.announcement{background:var(--green);color:#fff;text-align:center;padding:8px 20px;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.site-header{position:sticky;top:0;z-index:50;background:rgba(248,251,250,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(223,232,228,.8)}.nav-wrap{display:flex;align-items:center;gap:24px;min-height:76px}.brand{display:flex;align-items:center;gap:12px;margin-right:auto}.logo-slot{width:46px;height:46px;border-radius:13px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden}.logo-slot img{max-width:85%;max-height:85%}.brand-divider{width:1px;height:28px;background:var(--line)}.main-nav{display:flex;gap:22px;font-size:14px;font-weight:600}.main-nav a:hover{color:var(--green)}.nav-actions{display:flex;align-items:center;gap:6px}.lang-btn{border:0;background:transparent;padding:7px 8px;border-radius:8px;font-weight:700;cursor:pointer;color:#68716e}.lang-btn.active{background:#e6f4ef;color:var(--green)}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 20px;font-weight:700;border:1px solid transparent;transition:.2s ease}.btn-small{padding:10px 15px;background:var(--ink);color:#fff}.btn-small:hover{transform:translateY(-1px)}.btn-primary{background:var(--green);color:#fff;box-shadow:0 10px 30px rgba(13,107,88,.22)}.btn-primary:hover{transform:translateY(-2px);background:#095744}.btn-ghost{border-color:var(--line);background:#fff}.btn-ghost:hover{border-color:#bad1c9}.btn-light{background:#fff;color:var(--ink)}.menu-toggle{display:none;border:0;background:transparent;font-size:24px}.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 88% 15%,rgba(17,164,126,.15),transparent 28%),linear-gradient(180deg,#fff 0%,#f8fbfa 100%);padding:72px 0 90px}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--green);margin-bottom:18px}.dot{width:8px;height:8px;border-radius:50%;background:var(--green-2);box-shadow:0 0 0 7px #dcf2eb}h1,h2,h3{font-family:"Playfair Display",Georgia,serif;line-height:1.12;margin:0}h1{font-size:clamp(44px,6vw,77px);letter-spacing:-.035em;max-width:850px}h1 em{font-style:normal;color:var(--green)}.hero-lead{font-size:18px;color:var(--muted);max-width:730px;margin:24px 0 28px}.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}.hero-meta>div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 15px;display:flex;flex-direction:column;gap:2px;min-width:170px}.meta-label{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:#7c8985}.hero-buttons{display:flex;gap:12px;flex-wrap:wrap}.hero-art{position:relative;min-height:420px;display:grid;place-items:center}.hero-card{position:relative;width:min(350px,92%);padding:28px;background:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.85);backdrop-filter:blur(10px);border-radius:34px;box-shadow:var(--shadow);transform:rotate(5deg)}.hero-card-top,.hero-card-bottom{display:flex;justify-content:space-between;font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--green)}.hero-card-title{font-family:"Playfair Display",Georgia,serif;font-size:48px;line-height:1.05;margin:110px 0 120px;color:var(--ink)}.orb{position:absolute;border-radius:50%;filter:blur(.2px)}.orb-a{width:310px;height:310px;background:radial-gradient(circle at 30% 30%,#7de2c2,#129272 58%,#0c5b49);right:5%;top:2%;opacity:.92}.orb-b{width:170px;height:170px;background:radial-gradient(circle at 30% 30%,#e4fff7,#b5eee0);left:2%;bottom:9%}.ticker{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}.ticker-track{display:flex;gap:24px;white-space:nowrap;padding:16px 0;font-size:12px;letter-spacing:.12em;font-weight:800;justify-content:center;color:#4e5a57}.section{padding:100px 0}.section-muted{background:#eef5f2}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:70px}.section-kicker{font-size:12px;letter-spacing:.12em;font-weight:800;color:var(--green);margin:0 0 16px}.section-kicker.light{color:#8fe2c8}.section h2{font-size:clamp(38px,4.5vw,58px);letter-spacing:-.03em}.body-copy{font-size:17px;color:var(--muted)}.body-copy p{margin:0 0 18px}.section-head{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:42px}.section-head>p{max-width:390px;color:var(--muted);margin:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.topic-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;min-height:260px;display:flex;flex-direction:column;justify-content:space-between;transition:.25s ease}.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c4ddd4}.topic-card span{font-size:14px;color:var(--green);font-weight:800}.topic-card h3{font-size:25px}.stat-pill{background:#0f3029;color:#fff;border-radius:20px;padding:15px 18px;display:flex;gap:12px;align-items:center}.stat-pill strong{font-size:28px;font-family:"Playfair Display",Georgia,serif}.stat-pill span{font-size:12px;max-width:120px;line-height:1.25}.req-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.req-list{display:flex;flex-direction:column;gap:12px}.req-item{display:grid;grid-template-columns:38px 1fr;gap:16px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}.req-item b{color:var(--green);font-size:13px;padding-top:2px}.req-item p{margin:0;font-size:15px;color:#45534f}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}.feature{background:#10221f;color:#fff;border-radius:20px;padding:22px;min-height:130px;display:flex;flex-direction:column;justify-content:space-between}.feature strong{font-size:20px}.feature span{font-size:13px;color:#b3c4bf}.section-dark{background:linear-gradient(135deg,#081714 0%,#0e2b24 100%);color:#fff}.dates-layout{align-items:center}.countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:28px}.countdown div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:16px;text-align:center}.countdown strong{display:block;font-size:34px;font-family:"Playfair Display",Georgia,serif}.countdown span{font-size:12px;color:#a9bdb7}.timeline{padding-left:18px}.timeline-item{display:flex;gap:18px;padding:0 0 28px}.timeline-dot{width:12px;height:12px;border-radius:50%;background:#72d9ba;box-shadow:0 0 0 7px rgba(114,217,186,.12);margin-top:8px;flex:0 0 auto}.timeline-item b{font-size:20px}.timeline-item p{margin:4px 0 0;color:#b4c5c0}.timeline-note{border-top:1px solid rgba(255,255,255,.13);padding-top:18px;color:#9ab3ac;font-size:13px}.participate-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:stretch}.payment-card{background:#10221f;color:#fff;border-radius:28px;padding:30px;box-shadow:var(--shadow)}.payment-head{display:flex;justify-content:space-between;gap:20px;align-items:end}.payment-head span{font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:#9ab3ac}.payment-head strong{font-family:"Playfair Display",Georgia,serif;font-size:38px}.payment-card p{color:#bacac6}.payment-number{margin:24px 0;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);padding:16px;border-radius:14px}.payment-number span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#9ab3ac}.payment-number b{font-size:20px;letter-spacing:.06em}.small{font-size:13px}.section-muted .organizing{display:grid;grid-template-columns:.7fr 1.3fr;gap:50px;align-items:center}.org-box{display:grid;grid-template-columns:.65fr 1.35fr;gap:25px;background:#fff;border:1px solid var(--line);border-radius:26px;padding:26px}.org-box>div{padding:8px}.label{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.1em;font-weight:800;color:#87938f;margin-bottom:7px}.org-box a{display:block;font-size:19px;font-weight:700;color:var(--green);margin-bottom:5px}.org-box p{margin:0;color:#55625f}.contact-section{padding:0 0 100px}.contact-banner{background:linear-gradient(135deg,#0c6a57,#128b70);border-radius:32px;padding:52px;display:flex;align-items:center;justify-content:space-between;gap:30px;color:#fff}.contact-banner h2{font-size:52px}.contact-banner p{margin:10px 0 0;color:#bce8dd}.footer{background:#06110f;color:#dce8e4;padding:60px 0 20px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:50px}.footer-brand{font-family:"Playfair Display",Georgia,serif;font-size:25px;color:#fff}.footer p{color:#879b95;max-width:600px}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-content:start}.footer-links a{color:#c8d8d3}.footer-links a:hover{color:#8fe2c8}.copyright{border-top:1px solid rgba(255,255,255,.09);margin-top:35px;padding-top:18px;color:#70837d;font-size:12px}
@media(max-width:1050px){.main-nav{display:none}.menu-toggle{display:block}.hero-grid,.two-col,.participate-grid{grid-template-columns:1fr}.hero-art{min-height:310px}.cards{grid-template-columns:1fr 1fr}.feature-grid{grid-template-columns:1fr 1fr}.section-muted .organizing{grid-template-columns:1fr}.hero{padding-top:55px}.hero-copy{order:1}.hero-art{order:2}.nav-actions .btn{display:none}}
@media(max-width:720px){.container{width:min(100% - 24px,1160px)}.announcement{font-size:10px}.nav-wrap{min-height:66px}.brand{gap:8px}.logo-slot{width:40px;height:40px}.hero{padding:44px 0 62px}.hero-grid{gap:25px}.hero-meta>div{min-width:145px}.hero-art{min-height:245px}.hero-card{width:260px;padding:20px}.hero-card-title{font-size:38px;margin:75px 0 80px}.orb-a{width:220px;height:220px}.orb-b{width:110px;height:110px}.section{padding:70px 0}.section-head{display:block;margin-bottom:28px}.section-head>p{margin-top:14px}.cards,.req-grid,.feature-grid{grid-template-columns:1fr}.countdown{grid-template-columns:repeat(2,1fr)}.org-box{grid-template-columns:1fr}.contact-banner{padding:34px 24px;display:block}.contact-banner h2{font-size:42px}.contact-banner .btn{margin-top:24px}.footer-grid{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}h1{font-size:42px}}

/* ===== CONFERENCE 2026 — logo-driven visual refresh ===== */
.site-header{background:rgba(255,255,255,.90);box-shadow:0 8px 30px rgba(10,61,49,.05)}
.brand{gap:10px}
.logo-slot{background:rgba(255,255,255,.96);border-color:#d7e8e2;box-shadow:0 8px 24px rgba(15,84,68,.08)}
.logo-slot img{object-fit:contain}
.conference-mini{width:54px;height:54px;border-radius:16px;padding:4px}
.center-mini{width:54px;height:54px;border-radius:16px;padding:7px}
.conference-mini img{width:100%;height:100%;object-fit:contain}
.center-mini img{width:100%;height:100%;object-fit:contain}
.brand-divider{height:34px;background:#d7e8e2}
.hero{background:
  radial-gradient(circle at 83% 28%,rgba(73,194,123,.19),transparent 22%),
  radial-gradient(circle at 95% 90%,rgba(8,91,75,.13),transparent 28%),
  linear-gradient(135deg,#ffffff 0%,#f4fbf8 56%,#edf8f4 100%);
  padding:72px 0 88px;
}
.hero-grid{grid-template-columns:1.12fr .88fr;gap:34px}
.hero-copy{position:relative;z-index:3}
.eyebrow{padding:8px 12px;border:1px solid #cfe8df;background:rgba(255,255,255,.76);border-radius:999px;box-shadow:0 8px 25px rgba(13,107,88,.06)}
.hero h1{max-width:760px;font-size:clamp(43px,5.4vw,72px)}
.hero-lead{max-width:680px}
.hero-art{min-height:500px;isolation:isolate}
.hero-glow{position:absolute;border-radius:50%;pointer-events:none}
.glow-a{width:430px;height:430px;right:0;top:20px;background:radial-gradient(circle at 38% 34%,rgba(142,238,180,.95),rgba(30,151,108,.72) 42%,rgba(7,78,64,.08) 69%,transparent 70%);filter:blur(.2px);z-index:-3}
.glow-b{width:230px;height:230px;left:4%;bottom:0;background:radial-gradient(circle,rgba(255,255,255,.96),rgba(172,239,211,.72) 44%,transparent 70%);z-index:-2}
.hero-logo-shell{position:relative;width:min(490px,94%);aspect-ratio:1/1;display:grid;place-items:center}
.hero-logo-ring{position:absolute;inset:4%;border-radius:50%;border:1px solid rgba(13,107,88,.15);box-shadow:0 0 0 22px rgba(255,255,255,.24),0 30px 80px rgba(8,76,61,.18);background:rgba(255,255,255,.20);backdrop-filter:blur(5px)}
.hero-conference-logo{position:relative;z-index:2;width:88%;height:auto;object-fit:contain;filter:drop-shadow(0 25px 24px rgba(4,64,50,.18));animation:floatLogo 6s ease-in-out infinite}
.hero-badge{position:absolute;right:3%;top:13%;z-index:4;width:82px;height:82px;border-radius:24px;background:#0a5c4b;color:#fff;display:flex;align-items:center;justify-content:center;gap:5px;box-shadow:0 16px 35px rgba(8,75,61,.25);transform:rotate(7deg);border:1px solid rgba(255,255,255,.35)}
.hero-badge span{font-family:"Playfair Display",Georgia,serif;font-size:31px;line-height:1}
.hero-badge small{font-size:9px;line-height:1.15;letter-spacing:.08em;font-weight:800}
.hero-center-chip{position:absolute;left:0;bottom:7%;z-index:5;display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.88);border:1px solid rgba(207,232,223,.95);border-radius:18px;padding:9px 14px 9px 9px;box-shadow:0 18px 40px rgba(11,71,58,.14);backdrop-filter:blur(12px);font-size:11px;line-height:1.2;color:#3f514c}
.hero-center-chip img{width:46px;height:46px;object-fit:contain;border-radius:12px;background:#fff}
.hero-center-chip b{color:#0d6b58}
@keyframes floatLogo{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-9px) rotate(1deg)}}
.ticker{background:#fbfefd}
.ticker-track{color:#28564b}
.topic-card{position:relative;overflow:hidden}
.topic-card:before{content:"";position:absolute;left:0;top:0;width:5px;height:100%;background:linear-gradient(180deg,#12a67f,#7ddc9f);opacity:.8}
.section-dark{background:radial-gradient(circle at 80% 20%,rgba(32,145,111,.22),transparent 30%),linear-gradient(135deg,#061310 0%,#0b2922 55%,#082018 100%)}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-logo{width:48px;height:48px;object-fit:contain;background:#fff;border-radius:14px;padding:4px}

@media(max-width:1050px){
  .hero-grid{grid-template-columns:1fr}
  .hero-art{min-height:430px;max-width:620px;width:100%;margin:0 auto}
  .hero-copy{order:1}.hero-art{order:2}
}
@media(max-width:720px){
  .conference-mini,.center-mini{width:43px;height:43px}
  .brand-divider{height:27px}
  .hero{padding:48px 0 60px}
  .hero-art{min-height:340px}
  .hero-logo-shell{width:360px;max-width:100%}
  .glow-a{width:300px;height:300px;right:2%}
  .glow-b{width:150px;height:150px}
  .hero-badge{width:66px;height:66px;border-radius:19px;right:0;top:10%}
  .hero-badge span{font-size:25px}
  .hero-center-chip{left:0;bottom:3%;padding:7px 10px 7px 7px;font-size:9px}
  .hero-center-chip img{width:38px;height:38px}
  .footer-brand{font-size:21px}
}

.menu-toggle{cursor:pointer}.main-nav.open{z-index:60}.form-card input[type=file]{cursor:pointer}.notice.err{color:#8f2d2d}.btn:focus-visible,.main-nav a:focus-visible,.lang-links a:focus-visible{outline:3px solid rgba(17,164,126,.28);outline-offset:3px}