:root{--ink:#101916;--green:#005944;--deep:#003c30;--mint:#d8efe6;--lime:#c8e800;--paper:#f5f3ec;--line:#cdd5d0;--white:#fff;--gold:#e2b24a;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"Helvetica Neue","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;background:var(--paper);line-height:1.75}a{color:inherit;text-decoration:none}button{font:inherit}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:1rem;top:1rem;z-index:100;background:#fff;padding:.5rem 1rem}.site-header{position:sticky;top:0;z-index:50;background:rgba(245,243,236,.92);border-bottom:1px solid rgba(16,25,22,.12);backdrop-filter:blur(14px)}.header-inner{max-width:var(--max);height:78px;margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;line-height:1}.brand b{display:block;letter-spacing:.12em}.brand small{display:block;margin-top:6px;font-size:10px;letter-spacing:.16em}.brand-mark{width:40px;height:40px;display:grid;grid-template-columns:1fr 1fr;gap:3px;transform:rotate(45deg)}.brand-mark i{display:block;border-radius:50%}.brand-mark i:first-child{background:#0b1512}.brand-mark i:last-child{background:#fff;border:1px solid #aab4af}.global-nav{display:flex;gap:28px;font-size:13px;font-weight:700;letter-spacing:.05em}.global-nav a:hover{color:var(--green)}.menu-button{display:none;background:none;border:0;font-weight:700}.hero{position:relative;overflow:hidden;min-height:720px;background:var(--green);color:#fff}.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.09) 1px,transparent 1px);background-size:58px 58px;mask-image:linear-gradient(90deg,transparent 0,#000 35%)}.hero:after{content:"18";position:absolute;right:-2vw;bottom:-18vw;font-size:52vw;line-height:1;font-weight:900;color:rgba(255,255,255,.035);letter-spacing:-.12em}.hero-inner{position:relative;z-index:2;max-width:var(--max);margin:auto;padding:115px 24px 90px}.eyebrow,.section-heading p,.kicker{font-size:12px;font-weight:800;letter-spacing:.26em}.hero h1{font-size:clamp(50px,7.2vw,98px);line-height:1.03;letter-spacing:-.055em;margin:22px 0}.hero h1 span{font-size:.66em}.lead{font-family:serif;font-size:22px}.event-meta{margin-top:55px;display:grid;grid-template-columns:1.3fr 1fr;max-width:760px;border-top:1px solid rgba(255,255,255,.35);border-bottom:1px solid rgba(255,255,255,.35)}.event-meta>div{padding:18px 20px 18px 0;position:relative}.event-meta>div+div{border-left:1px solid rgba(255,255,255,.35);padding-left:26px}.event-meta span{display:block;font-size:10px;letter-spacing:.2em;opacity:.7}.event-meta strong{display:block;font-size:22px;letter-spacing:.03em}.event-meta small{font-size:11px}.event-meta em{position:absolute;right:14px;top:18px;font-style:normal;font-size:10px;border:1px solid rgba(255,255,255,.5);padding:1px 7px;border-radius:10px}.hero-actions{display:flex;gap:12px;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 25px;border:1px solid currentColor;font-weight:700;font-size:14px;transition:.2s}.button.primary{background:var(--lime);border-color:var(--lime);color:#172000}.button.ghost{color:#fff}.button:hover{transform:translateY(-2px)}.hero-stones span{position:absolute;z-index:1;border-radius:50%;box-shadow:0 28px 60px rgba(0,0,0,.25)}.stone.black{width:260px;height:260px;right:13%;top:120px;background:radial-gradient(circle at 35% 25%,#53615c,#050806 63%)}.stone.white{width:190px;height:190px;right:3%;top:365px;background:radial-gradient(circle at 35% 25%,#fff,#c9cec9 70%)}.stone.small{width:86px;height:86px;right:27%;top:500px}.status-bar{background:var(--lime)}.status-inner{max-width:var(--max);margin:auto;padding:16px 24px;display:flex;gap:24px;align-items:center}.status-inner p{margin:0;font-size:14px}.status-label{font-size:10px;font-weight:900;letter-spacing:.18em;border:1px solid;padding:1px 8px}.section{padding:96px 24px}.section-heading{max-width:var(--max);margin:0 auto 40px}.section-heading p{color:var(--green);margin:0}.section-heading h2{font-size:clamp(36px,5vw,62px);line-height:1.1;letter-spacing:-.04em;margin:8px 0}.section-heading span{color:#67716d}.news-list{max-width:var(--max);margin:auto;border-top:1px solid var(--line)}.news-list article{display:grid;grid-template-columns:125px 100px 1fr;align-items:center;gap:15px;padding:20px 4px;border-bottom:1px solid var(--line)}.news-list time{font-family:monospace}.news-list p{margin:0}.tag{font-size:11px;font-weight:700;border-radius:20px;background:var(--green);color:#fff;text-align:center;padding:2px 8px}.tag.muted{background:#d5d9d6;color:#535b57}.guide-section{background:var(--deep)}.section-heading.light{color:#fff}.section-heading.light p{color:var(--lime)}.section-heading.light span{color:#b6cbc3}.card-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.18)}.guide-card{position:relative;min-height:310px;padding:32px;background:#084b3d;color:#fff;transition:.25s;overflow:hidden}.guide-card:hover{background:#0b6a54;transform:translateY(-4px);z-index:2}.guide-card.accent{background:var(--lime);color:#162000}.card-no{font:11px monospace;opacity:.6}.guide-card h3{font-size:22px;margin:16px 0 5px}.guide-card p{font-size:13px;opacity:.7;margin:0;max-width:260px}.thumb{display:block;width:100%;height:115px;margin-top:18px;position:relative;background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);background-size:24px 24px;border:1px solid rgba(255,255,255,.16)}.accent .thumb{background-image:linear-gradient(rgba(0,0,0,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.1) 1px,transparent 1px);border-color:rgba(0,0,0,.18)}.thumb:before,.thumb:after{content:"";position:absolute}.thumb:before{width:48px;height:48px;border:6px solid var(--lime);border-radius:50%;left:50%;top:50%;transform:translate(-50%,-50%)}.accent .thumb:before{border-color:var(--deep)}.icon-calendar:after{width:48px;height:7px;background:var(--lime);left:50%;top:38%;transform:translateX(-50%)}.icon-clock:after{width:3px;height:24px;background:var(--lime);left:50%;top:34%;transform-origin:bottom;transform:rotate(30deg)}.icon-check:after{width:25px;height:12px;border-left:5px solid var(--lime);border-bottom:5px solid var(--lime);left:46%;top:43%;transform:rotate(-45deg)}.icon-document:before{border-radius:0;border-width:3px;width:40px;height:55px}.icon-trophy:before{border-radius:4px 4px 25px 25px;height:36px}.icon-board:before{border-radius:0;border-width:2px;background:radial-gradient(circle,var(--lime) 0 7px,transparent 8px),linear-gradient(rgba(255,255,255,.25) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.25) 1px,transparent 1px);background-size:auto,12px 12px;width:62px;height:62px}.icon-play:before{border:0;width:0;height:0;border-top:27px solid transparent;border-bottom:27px solid transparent;border-left:42px solid var(--lime);border-radius:0}.content-section{background:#fff}.outline-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:2fr 1fr;gap:60px}.facts{margin:0}.facts>div{display:grid;grid-template-columns:140px 1fr;padding:18px 0;border-bottom:1px solid var(--line)}.facts dt{font-weight:700;color:var(--green)}.facts dd{margin:0}.facts mark{font-size:10px;background:var(--mint);padding:2px 6px;margin-left:8px}.note{align-self:start;background:var(--mint);padding:30px}.note p{margin-bottom:0;font-size:14px}.statement-section{background:var(--green);color:#fff}.statement-inner{max-width:var(--max);margin:auto;display:grid;grid-template-columns:100px 1fr}.statement-inner h2{font-family:serif;font-size:clamp(36px,5vw,68px);line-height:1.25;margin-top:0}.statement-inner p{font-size:17px;max-width:850px}.vertical-label{writing-mode:vertical-rl;font-size:11px!important;letter-spacing:.22em;opacity:.6}.schedule-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:24px}.schedule-grid article{background:#fff;border:1px solid var(--line)}.schedule-grid header{padding:28px;background:var(--ink);color:#fff;display:grid;grid-template-columns:1fr auto;align-items:end}.schedule-grid header span{font-size:11px;letter-spacing:.2em;color:var(--lime)}.schedule-grid header h3{font-size:32px;margin:0}.schedule-grid header time{grid-row:1/3;grid-column:2;font-family:monospace}.schedule-grid ol{list-style:none;margin:0;padding:20px 28px}.schedule-grid li{padding:11px 0;border-bottom:1px solid var(--line)}.schedule-grid li time{display:inline-block;width:90px;font:700 14px monospace;color:var(--green)}.compact-section{background:#e9eee9}.split{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:80px}.split h2{font-size:42px;line-height:1.25}.link-stack{border-top:1px solid}.link-stack a{display:flex;justify-content:space-between;padding:18px 4px;border-bottom:1px solid;font-weight:700}.prize-section{background:var(--ink);color:#fff}.prize-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.prize-grid article{padding:28px;border:1px solid #43504b;min-height:210px}.prize-grid b{color:var(--lime);font:12px monospace}.prize-grid h3{font-size:20px;margin-top:35px}.prize-grid p{font-size:13px;color:#aeb8b4}.placeholder-section{background:#fff}.placeholder-section.alt{background:#eef0ea}.placeholder-card{max-width:var(--max);margin:auto;text-align:center;padding:70px;border:1px solid var(--line);background-image:linear-gradient(rgba(0,89,68,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(0,89,68,.06) 1px,transparent 1px);background-size:32px 32px}.placeholder-card p{letter-spacing:.2em;font-size:11px}.placeholder-card h2{font-size:48px;margin:0}.placeholder-card strong{display:block;color:var(--green);font-size:14px;letter-spacing:.18em;margin:18px}.placeholder-card span{color:#68726d}.watch-section{background:var(--deep);color:#fff}.watch-panel{max-width:var(--max);margin:auto;display:flex;justify-content:space-between;align-items:center;border-left:8px solid var(--lime);padding:30px 40px;background:#07493b}.watch-panel h2{font-size:44px;margin:4px 0}.watch-status{border:1px solid rgba(255,255,255,.4);padding:18px 30px}.entry-section{background:var(--lime);text-align:center}.entry-inner{max-width:760px;margin:auto}.entry-inner>p:first-child{font-size:11px;font-weight:800;letter-spacing:.2em}.entry-inner h2{font-size:50px;line-height:1.2}.button.white{background:#fff;border-color:#fff;color:#222;margin-top:20px}.disabled{opacity:.65;cursor:not-allowed}.past-section{background:#fff}.archive-row{max-width:var(--max);margin:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line)}.archive-row a{background:#fff;padding:30px;font-size:20px;font-weight:700}.archive-row a span{float:right;font:12px monospace;color:var(--green)}.english-section{max-width:var(--max);margin:0 auto;display:flex;align-items:center;justify-content:space-between;background:var(--mint)}.english-section p{font-size:11px;letter-spacing:.2em}.english-section h2{font-size:38px;margin:0}.button.dark{color:var(--deep)}footer{background:#07100d;color:#fff;padding:50px 24px}.footer-inner{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1fr 2fr auto;gap:50px;align-items:center}.footer-inner p{font-size:12px;margin:0}.footer-inner small{color:#89938f}.footer-inner>a{font-size:11px;letter-spacing:.16em}.footer-brand .brand-mark i:last-child{background:#fff}
@media(max-width:900px){.global-nav{display:none;position:absolute;top:78px;left:0;right:0;background:var(--paper);padding:20px 24px;flex-direction:column}.global-nav.open{display:flex}.menu-button{display:block}.hero{min-height:680px}.hero-stones{opacity:.38}.event-meta{grid-template-columns:1fr}.event-meta>div+div{border-left:0;border-top:1px solid rgba(255,255,255,.35);padding-left:0}.card-grid{grid-template-columns:repeat(2,1fr)}.outline-grid,.split{grid-template-columns:1fr}.prize-grid{grid-template-columns:repeat(2,1fr)}.footer-inner{grid-template-columns:1fr}.english-section{margin:0;display:block}.english-section .button{margin-top:20px}}
@media(max-width:600px){.section{padding:70px 18px}.header-inner{padding:0 18px}.hero-inner{padding:90px 18px 70px}.hero h1{font-size:45px}.lead{font-size:17px}.hero-actions{flex-direction:column}.status-inner{align-items:flex-start}.card-grid{grid-template-columns:1fr}.guide-card{min-height:275px}.news-list article{grid-template-columns:100px 1fr}.news-list article p{grid-column:1/3}.facts>div{grid-template-columns:1fr}.schedule-grid{grid-template-columns:1fr}.statement-inner{grid-template-columns:1fr}.vertical-label{writing-mode:horizontal-tb}.prize-grid,.archive-row{grid-template-columns:1fr}.watch-panel{display:block;padding:28px}.watch-status{margin-top:20px}.entry-inner h2,.placeholder-card h2{font-size:36px}.english-section h2{font-size:30px}}


/* Sub pages */
.sub-hero{position:relative;overflow:hidden;background:var(--green);color:#fff;padding:92px 24px 70px}
.sub-hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(90deg,#000,transparent)}
.sub-hero-inner{position:relative;max-width:var(--max);margin:auto}
.breadcrumb{display:flex;gap:9px;align-items:center;font-size:12px;opacity:.78;margin-bottom:28px}
.breadcrumb a{text-decoration:underline;text-underline-offset:3px}
.sub-hero .eyebrow{color:var(--lime)}
.sub-hero h1{font-size:clamp(44px,7vw,82px);line-height:1.06;letter-spacing:-.045em;margin:10px 0}
.sub-hero .intro{max-width:720px;font-size:16px;opacity:.85}
.doc-layout{max-width:var(--max);margin:auto;display:grid;grid-template-columns:250px minmax(0,1fr);gap:70px;align-items:start}
.doc-toc{position:sticky;top:108px;border-top:4px solid var(--green);background:#fff;padding:22px}
.doc-toc b{display:block;font-size:12px;letter-spacing:.14em;color:var(--green);margin-bottom:12px}
.doc-toc a{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:13px;font-weight:700}
.doc-content{min-width:0}
.doc-section{scroll-margin-top:110px;margin-bottom:65px}
.doc-section>h2{font-size:31px;line-height:1.3;border-bottom:2px solid var(--ink);padding-bottom:12px;margin:0 0 24px}
.doc-section>h3{font-size:21px;color:var(--green);margin:34px 0 12px}
.doc-content p,.doc-content li{font-size:15px}
.doc-content ul,.doc-content ol{padding-left:1.55em}
.doc-content li{margin:.55em 0}
.doc-content ol ol{list-style-type:lower-roman}
.doc-content ol ol ol{list-style-type:decimal}
.rule-box{background:#fff;border:1px solid var(--line);border-left:6px solid var(--green);padding:24px 28px;margin:20px 0}
.rule-box>p:first-child{margin-top:0}
.code-block{overflow:auto;background:#101916;color:#eaf5ef;border-radius:2px;padding:22px;font:13px/1.7 Consolas,Monaco,monospace;white-space:pre}
.data-table{width:100%;border-collapse:collapse;background:#fff;margin:18px 0}
.data-table th,.data-table td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}
.data-table th{width:170px;background:var(--mint);color:var(--deep)}
.doc-note{background:var(--mint);padding:18px 22px;font-size:14px}
.page-nav{max-width:var(--max);margin:0 auto;padding:0 24px 90px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.page-nav a{background:#fff;border:1px solid var(--line);padding:20px;font-weight:700}
.page-nav a.current{background:var(--green);color:#fff;border-color:var(--green)}
.external-link{text-decoration:underline;text-underline-offset:3px;color:var(--green);font-weight:700}
@media(max-width:900px){.doc-layout{grid-template-columns:1fr;gap:35px}.doc-toc{position:static}.page-nav{grid-template-columns:1fr}}
@media(max-width:600px){.sub-hero{padding:70px 18px 50px}.doc-section>h2{font-size:25px}.rule-box{padding:19px}.data-table th,.data-table td{display:block;width:100%}.page-nav{padding-left:18px;padding-right:18px}}

.lang-switch{position:absolute;right:0;top:0}
.lang-switch a{display:inline-block;border:1px solid rgba(255,255,255,.55);padding:7px 14px;font-size:12px;font-weight:700;letter-spacing:.08em}
.lang-switch a:hover{background:#fff;color:var(--green)}
.en-page .doc-content p,.en-page .doc-content li{line-height:1.8}
.en-page .doc-section>h2{letter-spacing:-.02em}
@media(max-width:600px){.lang-switch{position:static;margin-bottom:16px}.lang-switch a{padding:6px 12px}}