:root{color-scheme:light;--ink:#152333;--muted:#69788a;--line:#e6e9eb;--blue:#2868e9;--lime:#c6ed50;--cream:#f7f8f4;--dark:#101b29;--shadow:0 20px 55px rgba(20,39,66,.07)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif}button,input,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.site-shell{overflow:hidden}.site-header{height:86px;max-width:1240px;padding:0 24px;margin:auto;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:13px;font-size:19px;font-weight:900;line-height:1.05;letter-spacing:.01em}.brand 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p{font-size:11px;color:#93a3b3;margin:0}.profile-overlay{position:fixed;inset:0;z-index:20;display:flex;justify-content:flex-end}.profile-overlay[hidden]{display:none}.overlay-shade{position:absolute;inset:0;background:rgba(12,25,39,.5);backdrop-filter:blur(3px)}.profile-drawer{position:relative;background:#fff;width:min(580px,100%);height:100%;overflow:auto;box-shadow:-15px 0 45px rgba(0,0,0,.13)}.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:20px 28px;border-bottom:1px solid var(--line);color:#8c99a7;font-size:11px;letter-spacing:.12em;font-weight:800}.drawer-top button{border:0;background:#f1f4f4;border-radius:50%;width:34px;height:34px;font-size:23px;color:#40546a;line-height:1}.profile-hero{padding:32px 30px;background:#142337;color:#fff}.profile-hero .student-avatar{width:48px;height:48px;background:#d3ec75;color:#203944;border-radius:13px;display:grid;place-items:center;font-size:21px;font-weight:850;margin-bottom:18px}.profile-hero h2{font-size:33px;margin:0 0 5px}.profile-hero p{font-size:12px;color:#a8bbcd;margin:0}.profile-body{padding:28px 30px 50px}.profile-body h3{font-size:16px;margin:0 0 17px}.best-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:34px}.best-card{padding:16px;border:1px solid var(--line);border-radius:12px}.best-card .best-event{font-size:12px;font-weight:800;margin-bottom:12px}.best-values{display:flex;justify-content:space-between;gap:8px}.best-values div{display:flex;flex-direction:column;gap:3px}.best-values span{font-size:10px;color:#94a2ac}.best-values b{font-size:15px;color:#285cb5}.history-item{position:relative;border-left:2px solid #d8e4f9;padding:1px 0 24px 22px;margin-left:5px}.history-item:before{content:"";position:absolute;left:-6px;top:3px;background:#2e6ee8;width:10px;height:10px;border-radius:50%;box-shadow:0 0 0 4px #eef4ff}.history-head{display:flex;justify-content:space-between;gap:12px}.history-head strong{font-size:13px}.history-head time{white-space:nowrap;font-size:11px;color:#9cabb7}.history-item p{font-size:11px;color:#91a0ad;margin:5px 0 12px}.history-scores{display:flex;gap:8px;flex-wrap:wrap}.history-scores span{font-size:11px;border-radius:6px;background:#f1f5fa;padding:6px 8px;color:#47617c}.history-scores b{color:#1d57aa}.source-link{font-size:11px;color:#2a68d7;display:inline-block;margin-top:9px}.profile-empty{font-size:13px;color:#8493a2;line-height:1.8}
@media(max-width:900px){.hero{grid-template-columns:1.1fr .9fr}.hero-copy{padding-left:30px}.hero-visual{transform:scale(.8);transform-origin:center}.rule-grid{gap:10px}.rule-grid article{padding:22px}.site-header nav{gap:18px}}@media(max-width:680px){.site-header{height:70px;padding:0 18px}.brand{font-size:15px}.brand-mark{width:31px;height:31px}.brand small{font-size:8px}.site-header nav a:not(.admin-link){display:none}.site-header nav .admin-link{padding:8px 11px;font-size:11px}.hero{grid-template-columns:1fr;min-height:unset}.hero-copy{width:100%;padding:54px 24px 45px}.hero h1{font-size:52px}.hero p{font-size:13px}.hero-visual{display:none}.hero-stats{gap:38px}.ranking-section{padding:58px 16px 65px}.section-intro{align-items:start}.section-intro h2,.how-heading h2{font-size:29px}.live-pill{display:none}.filter-bar{padding:19px 16px}.event-list{gap:7px}.event-list button{font-size:11px;padding:8px 10px}.table-toolbar{padding:16px;align-items:stretch;flex-direction:column}.score-tabs{align-self:flex-start}.search-box{min-width:0}.table-footer{padding:14px 16px}.table-footer span:last-child{display:none}.how-section{padding:56px 18px}.rule-grid{grid-template-columns:1fr}.rule-grid article{min-height:0}footer{padding:28px 18px;display:block}footer p{margin-top:8px}.best-grid{grid-template-columns:1fr 1fr}}