:root{--navy:#102e59;--blue:#225db8;--cyan:#68c8ef;--ink:#17263f;--muted:#738095;--line:#e3e9f2;--bg:#f5f7fb;--red:#b43a45;--radius:14px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.65;background:var(--bg)}a{color:var(--blue);text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.6;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[contenteditable]:focus-visible{outline:3px solid #72b7ff;outline-offset:3px}h1,h2,h3,h4,p{margin:0 0 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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}@media print{.site-header,footer,.btn,.nav-toggle{display:none!important}body{background:#fff}.panel{border:0}.success-panel{margin:0;max-width:none}}
.brand-logo{max-width:150px;max-height:52px;object-fit:contain}.registration-form input:invalid:not(:placeholder-shown){box-shadow:none}@media(max-width:760px){.brand-logo{max-width:95px;max-height:42px}}
/* 2026-10-21: visual direction from the supplied competition artwork. */
.public-site{--navy:#35126c;--blue:#7034d7;--cyan:#50d9f0;--ink:#251b40;--muted:#7b718d;--line:#e6def3;--bg:#f8f5ff;display:flex;flex-direction:column;min-height:100vh;background:var(--bg)}
.public-site main{flex:1;min-width:0}.public-site .site-header{height:82px;gap:20px;padding:0 max(24px,calc((100vw - 1360px)/2));position:relative;z-index:20;border-bottom:1px solid #eee7fa}.public-site .brand{font-size:17px;gap:12px}.public-site .brand-mark{background:linear-gradient(145deg,#9840df,#384be0);box-shadow:0 5px 15px #7d37cf24}.public-site .site-header nav{gap:26px;font-size:14px;white-space:nowrap}.public-site .site-header nav a{position:relative;padding:28px 0}.public-site .site-header nav a::after{content:"";position:absolute;left:0;right:0;bottom:19px;height:2px;transform:scaleX(0);background:linear-gradient(90deg,#b146e6,#4366eb);transition:transform .2s}.public-site .site-header nav a:hover::after{transform:scaleX(1)}
.hero.hero-poster{min-height:0;background:linear-gradient(120deg,#ab23dd,#4b51df);line-height:0}.hero-poster-image{display:block;width:100%;height:auto;object-fit:contain}.hero-poster .hero-content{line-height:1.65;text-align:center;padding:90px 24px}.hero-poster .hero-content h2{font-size:46px;max-width:none}
.home-content{position:relative;overflow:hidden;background:radial-gradient(ellipse at 0 5%,#f3dafa75,transparent 35%),radial-gradient(ellipse at 100% 40%,#dbeaff99,transparent 40%),linear-gradient(180deg,#f8f5ff,#f1f3ff 65%,#f7f2ff)}.home-content::before{content:"";position:absolute;width:850px;height:850px;right:-550px;top:600px;border:1px solid #d9c6fa;border-radius:50%;box-shadow:0 0 0 60px #e8e0fd55,0 0 0 120px #ebe3fb55;pointer-events:none}.home-content>.container{position:relative;z-index:1}.home-content section[id],#contact{scroll-margin-top:24px}.centered{display:flex;flex-direction:column;text-align:center;gap:6px;margin-bottom:36px}.centered .eyebrow{margin:0 0 4px;color:#8c53cc;letter-spacing:3px;font-size:11px}.centered h2{font-size:32px;color:#32185e;font-weight:700;margin-bottom:8px;letter-spacing:1px}.centered h2::after{content:"";display:block;width:42px;height:3px;margin:16px auto 3px;background:linear-gradient(90deg,#d544e6,#5870f0);border-radius:4px}.centered p{max-width:850px;color:#81728f;line-height:1.8}.registration-section{padding-top:60px;padding-bottom:32px}.public-site .group-grid{gap:28px}.public-site .group-card{border:1px solid #d9c9f5;padding:38px 40px;background:linear-gradient(125deg,#fff,#f6f0ff);border-radius:18px;box-shadow:0 10px 35px #6843a009;gap:28px;align-items:center}.public-site .group-card:nth-child(2n){background:linear-gradient(125deg,#fff,#edf2ff);border-color:#d0dafa}.public-site .group-index{color:#d7bff2;font-size:65px;font-weight:800}.public-site .group-card:nth-child(2n) .group-index{color:#bcccf5}.public-site .group-card h3{font-size:31px;color:#4b2581}.public-site .group-card p{font-size:15px;color:#8a7a9e;margin:8px 0}.public-site .group-card strong{margin-top:23px;display:inline-flex;align-items:center;justify-content:space-between;min-width:160px;background:linear-gradient(110deg,#9c3cdb,#5952e2);color:#fff;border-radius:24px;padding:10px 20px;font-size:14px}.public-site .group-card:nth-child(2n) strong{background:linear-gradient(110deg,#7160e7,#3c73e5)}.public-site .group-card strong span{padding-left:24px}.public-site .group-card:hover{border-color:#9861db;box-shadow:0 14px 35px #693f9a14;transform:translateY(-3px);transition:transform .2s,box-shadow .2s}
.contest-section{padding-top:35px;padding-bottom:35px}.contest-panel{padding:45px 54px;border-radius:22px;background:linear-gradient(130deg,#38208b,#2b3c9a);border:1px solid #563fb9;box-shadow:0 16px 48px #4d34a519;color:#efebff;position:relative;overflow:hidden}.contest-panel::after{content:"";position:absolute;width:270px;height:270px;border:1px solid #8e83e82b;border-radius:50%;right:-160px;top:-150px;box-shadow:0 0 0 45px #a097ee08,0 0 0 90px #a097ee07;pointer-events:none}.contest-panel .centered h2{color:#fff}.contest-panel .centered .eyebrow{color:#afa7f5}.contest-panel .centered p{color:#d6cff6}.eligibility-content{max-width:1020px;margin:auto;font-size:15px;line-height:1.95}.eligibility-content ol{padding-left:25px;margin:0}.eligibility-content li{padding:0 0 13px 9px}.eligibility-content li:last-child{padding-bottom:0}.eligibility-content li::marker{color:#bbafff;font-weight:700}
.schedule-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:23px}.schedule-card{position:relative;padding:26px 25px 25px;border:1px solid #ded5f1;border-radius:15px;background:#ffffffc9;box-shadow:0 8px 24px #6c43a008;overflow:hidden}.schedule-number{display:block;position:absolute;right:17px;top:7px;font-size:52px;font-weight:800;color:#ece5f9;line-height:1.3}.schedule-dot{width:13px;height:13px;border-radius:50%;background:#8351d9;border:3px solid #e6d9f7;margin:0 0 25px;box-shadow:0 0 0 5px #f4ecff}.schedule-card:nth-child(2) .schedule-dot{background:#6365e7}.schedule-card:nth-child(3) .schedule-dot{background:#4782e4}.schedule-card:nth-child(4) .schedule-dot{background:#c94acf}.schedule-card .schedule-date{position:relative;color:#8854c8;font-size:14px;font-weight:700;letter-spacing:.5px}.schedule-card h3{font-size:22px;color:#39215f;margin-bottom:10px}.schedule-card p:last-child{color:#8a7c9d;font-size:13px;margin:0}.prize-section{padding-bottom:72px}.prize-total{color:#5a328b!important;font-size:16px!important}.prize-total strong{font-size:46px;font-weight:800;line-height:1.3;margin:0 8px;color:#7736cc}.prize-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.prize-card{position:relative;border-radius:18px;overflow:hidden;padding:35px 26px 30px;text-align:center;color:#fff;background:linear-gradient(145deg,#9b3ee1,#4c49ce);box-shadow:0 12px 30px #6b3db51f;border:1px solid #ffffff60}.prize-2{background:linear-gradient(145deg,#7067e6,#4d68d5)}.prize-3{background:linear-gradient(145deg,#5088dc,#6b58ce)}.prize-rank{position:absolute;right:14px;top:-20px;font-size:130px;font-weight:800;line-height:1.5;color:#ffffff0e;pointer-events:none}.prize-name{position:relative;font-size:24px;font-weight:600;letter-spacing:5px;margin:0 0 14px}.prize-amount{position:relative;font-size:18px;font-weight:600;margin-bottom:15px}.prize-amount strong{font-size:66px;line-height:1.3;vertical-align:-3px;margin-right:8px;font-weight:800}.prize-amount span{font-size:13px;opacity:.8;font-weight:400}.prize-count{position:relative;display:inline-block;padding:6px 24px;background:#ffffff1c;border:1px solid #ffffff30;border-radius:30px;font-size:13px;letter-spacing:1px;margin:0}
.public-site .page-banner{background:radial-gradient(ellipse at 20% 10%,#efdaff88,transparent 65%),linear-gradient(120deg,#efe5fb,#e9edff);border-color:#e0d5f2;padding:45px 24px}.public-site .page-banner h1{color:#382060;font-size:34px}.public-site .page-banner .eyebrow{color:#9161c8}.public-site .primary{background:linear-gradient(110deg,#8d3cd4,#5c56df)}.public-site .primary:hover{background:linear-gradient(110deg,#7930bd,#4f46c5)}.public-site .form-container{max-width:1120px}.public-site .form-section,.public-site .form-intro{border-color:#e7dff2;box-shadow:0 4px 24px #5a368503;border-radius:15px}.public-site .form-section-title b{background:#f1e9fc;color:#8b45ca}.public-site .member-row{background:#fcfaff;border-color:#e6def1}.public-site .form-section-title h2{font-size:20px}.field-label{display:block;min-height:23px;font-weight:500}.field-label .required{display:inline;margin-left:3px;line-height:inherit}.public-site input:not([type=checkbox]):not([type=file]),.public-site select,.public-site textarea{border-color:#e0d7ec;min-height:46px}.public-site input:focus,.public-site select:focus,.public-site textarea:focus{outline-color:#c2a2f0}.public-site .form-grid{align-items:start;gap:24px}.public-site .declaration{background:#faf7ff;border-color:#e9e0f5;max-height:none;overflow:visible;color:#746583;font-size:13px;line-height:1.9;padding:22px 25px}.public-site .declaration p:last-child{margin-bottom:0}.public-site .agreement-section .form-section-title{margin-bottom:16px}.public-site .applicant-notice{font-size:14px;color:#8058a7;background:#f6effd;border-left:3px solid #bd8ae2;padding:11px 15px;line-height:1.85;border-radius:0 6px 6px 0}.public-site .field-help{display:block;padding:13px 16px;border:1px solid #e8dff3;background:#faf7ff;color:#897399;border-radius:8px;font-size:13px;line-height:1.9;margin-top:5px}.public-site .check-line{align-items:flex-start}.public-site .check-line input{margin-top:4px}.public-site .submit-row{margin-bottom:22px}.public-site .submit-row .btn{border-radius:25px;padding-left:35px;padding-right:35px}.public-site .pill{background:#f0e9fb;color:#794ba8}
.public-site .site-footer{background:linear-gradient(115deg,#30215d,#27275f);color:#c1b4dd;padding:48px max(30px,calc((100vw - 1220px)/2)) 24px;margin-top:0}.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:start}.footer-grid:has(.footer-qr){grid-template-columns:1.2fr 1.2fr 140px;gap:36px}.footer-event>.eyebrow{font-size:10px;color:#a99ad3;letter-spacing:2px}.footer-event>strong{font-size:19px;font-weight:600;display:block;color:#f5efff;line-height:1.6}.organizer-list{grid-template-columns:70px 1fr;font-size:14px;gap:12px;margin-top:22px}.organizer-list dt{color:#ae9ccf}.organizer-list dd{color:#d8cbea}.footer-contact h2{font-size:18px;color:#f5efff;margin:0 0 17px;font-weight:500}.footer-contact p{font-size:14px;line-height:1.8;margin-top:9px}.footer-contact a{color:#d9c9fc;white-space:nowrap}.footer-contact a:hover{color:#fff}.footer-bottom{border-top:1px solid #ffffff14;margin-top:28px!important;padding-top:19px;font-size:11px!important;color:#9b8db9}.footer-qr{margin:0;text-align:center}.footer-qr img{display:block;width:126px;height:126px;object-fit:contain;background:#fff;border:7px solid #fff;border-radius:7px;margin:0 auto 9px}.footer-qr figcaption{font-size:12px;color:#cfc0e5}
@media(max-width:1100px){.public-site .site-header{padding:0 22px}.public-site .site-header nav{gap:17px;font-size:13px}.public-site .brand{font-size:15px}.public-site .group-card{padding:30px 27px;gap:20px}.public-site .group-index{font-size:52px}.schedule-card{padding-left:20px;padding-right:17px}.schedule-card h3{font-size:20px}.contest-panel{padding:38px 35px}}
@media(max-width:860px){.public-site .site-header nav{gap:13px}.public-site .brand{font-size:13px;gap:9px}.public-site .brand-mark{width:43px;height:43px;font-size:13px}.public-site .group-card{padding:29px 23px}.public-site .group-index{font-size:44px}.public-site .group-card h3{font-size:26px}.schedule-grid{gap:14px}.schedule-card h3{font-size:17px}.schedule-card{padding-left:17px}.prize-amount strong{font-size:54px}}
@media(max-width:760px){.public-site .site-header{height:70px;padding:0 17px}.public-site .brand{font-size:13px;max-width:88%}.public-site .brand-mark{width:37px;height:37px;font-size:11px;border-radius:9px}.public-site .nav-toggle{color:#693991;font-size:25px;padding:6px}.public-site .site-header nav{top:70px;padding:16px 22px;background:#fff;gap:0;font-size:14px;border-top:1px solid #f2ecf8}.public-site .site-header nav a{padding:11px 0}.public-site .site-header nav a::after{display:none}.hero-poster-image{width:100%;height:auto}.hero-poster .hero-content h2{font-size:29px}.centered{gap:4px;margin-bottom:25px}.centered h2{font-size:25px}.centered h2::after{margin-top:12px}.centered .eyebrow{font-size:9px;letter-spacing:2px}.centered p{font-size:12px!important;line-height:1.8}.registration-section{padding-top:33px;padding-bottom:20px}.public-site .group-grid{gap:16px}.public-site .group-card{padding:25px 25px;gap:25px;border-radius:13px;align-items:center}.public-site .group-card h3{font-size:26px;margin-bottom:6px}.public-site .group-card p{font-size:13px}.public-site .group-index{font-size:54px}.public-site .group-card strong{margin-top:17px;min-width:140px;font-size:12px;padding:8px 17px}.contest-section{padding-top:20px;padding-bottom:20px}.contest-panel{padding:28px 22px;border-radius:15px}.eligibility-content{font-size:13px;line-height:1.95}.eligibility-content ol{padding-left:18px}.eligibility-content li{padding-left:5px;margin-bottom:6px}.schedule-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.schedule-card{padding:24px 19px 22px;border-radius:13px}.schedule-number{font-size:44px;right:12px;top:9px}.schedule-card h3{font-size:20px}.schedule-card .schedule-date{font-size:12px}.schedule-card p:last-child{font-size:12px}.schedule-dot{margin-bottom:23px}.prize-section{padding-bottom:38px}.prize-total strong{font-size:37px}.prize-grid{gap:11px}.prize-card{padding:23px 5px 18px;border-radius:12px}.prize-name{font-size:18px;letter-spacing:1px;margin-bottom:10px}.prize-amount{font-size:12px;margin-bottom:12px;white-space:nowrap}.prize-amount strong{font-size:37px;margin-right:3px}.prize-amount span{display:block;font-size:10px;margin-top:1px}.prize-count{font-size:10px;padding:4px 5px;letter-spacing:0}.prize-rank{font-size:85px;right:0;top:-12px}.public-site .page-banner{padding:31px 18px}.public-site .page-banner h1{font-size:28px}.public-site .form-container{padding-top:24px}.public-site .form-section,.public-site .form-intro{padding:22px 18px;margin-bottom:18px}.public-site .form-section-title{gap:9px}.public-site .form-section-title h2{font-size:17px}.public-site .form-section-title b{font-size:12px;padding:4px 8px;white-space:nowrap}.public-site .form-grid{gap:18px}.public-site .declaration{padding:17px;font-size:12px}.public-site .applicant-notice{font-size:12px;padding:10px 13px}.public-site .field-help{padding:12px;font-size:12px}.public-site .check-line{font-size:12px;gap:8px}.public-site .site-footer{padding:34px 22px 22px}.footer-grid,.footer-grid:has(.footer-qr){grid-template-columns:1fr;gap:28px}.footer-event>strong{font-size:17px}.organizer-list{font-size:13px;margin-top:17px;gap:9px}.footer-contact h2{font-size:17px;margin-bottom:13px}.footer-contact p{font-size:13px}.footer-qr{text-align:left}.footer-qr img{margin-left:0}.footer-bottom{margin-top:24px!important}.public-site .form-container .member-title{font-size:13px}}
@media(prefers-reduced-motion:reduce){.public-site .group-card:hover{transform:none}}

.public-site .section-head.centered{align-items:center}