:root{--bg:#fff;--surface:#fff;--surface-soft:#f3f7f5;--surface-strong:#e5f5ef;--text:#111614;--muted:#58635f;--line:#d8e1dd;--green:#06a477;--green-dark:#057557;--yellow:#ffc20a;--red:#ed4037;--blue:#2474ed;--purple:#7434dc;--shadow:0 14px 34px rgba(10,58,45,.1);--radius:18px;color-scheme:light}html[data-theme="dark"]{--bg:#0d1513;--surface:#151f1c;--surface-soft:#1a2824;--surface-strong:#203a32;--text:#f4faf7;--muted:#a8b9b2;--line:#30443d;--green:#19bd8d;--green-dark:#54d6b0;--yellow:#ffc62b;--shadow:0 16px 40px rgba(0,0,0,.28);color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:82px}body{margin:0;background:var(--bg);color:var(--text);font:500 16px/1.5 "Trebuchet MS","Segoe UI",sans-serif;transition:background .2s,color .2s}body,button,input,select,textarea{font-family:"Trebuchet MS","Segoe UI",sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font-size:inherit}button,a{touch-action:manipulation}img{max-width:100%}main{min-height:60vh}.site-header{position:sticky;top:0;z-index:40;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(16px)}.site-header-inner{width:min(1180px,calc(100% - 40px));height:68px;margin:auto;display:flex;align-items:center;gap:28px}.brand{position:relative;color:var(--green);font-size:27px;font-weight:900;letter-spacing:-1.5px}.brand span:before{content:"★";position:absolute;top:-8px;margin-left:4px;color:var(--yellow);font-size:10px}.main-nav{display:flex;align-items:center;gap:32px;margin:auto;font-size:14px;font-weight:800}.main-nav a,.site-footer a{transition:color .18s}.main-nav a:hover,.site-footer a:hover{color:var(--green)}.header-actions{display:flex;align-items:center;gap:10px}.icon-button,.menu-toggle{width:42px;height:42px;border:1px solid transparent;border-radius:12px;display:grid;place-items:center;background:transparent;color:var(--text);font-size:22px;cursor:pointer}.icon-button:hover,.menu-toggle:hover{background:var(--surface-soft);border-color:var(--line)}.menu-toggle{display:none}.button{min-height:44px;padding:0 20px;border:0;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:900;cursor:pointer;transition:transform .18s,box-shadow .18s,background .18s}.button:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(0,0,0,.12)}.button-yellow{background:var(--yellow);color:#151815}.button-green{background:var(--green);color:#fff}.button-danger{background:#d93636;color:#fff}.button-ghost{border:1px solid var(--line);background:var(--surface);color:var(--text)}.button-small{min-height:36px;padding:0 13px;font-size:13px}.user-chip{max-width:190px;padding:7px 10px;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;gap:7px;background:var(--surface-soft);font-size:13px;font-weight:800}.user-chip>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.verified-badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:900;white-space:nowrap}.verified-badge i{width:18px;height:18px;border-radius:50%;display:grid;place-items:center;color:#fff;font-style:normal;font-size:12px}.verified-superadmin i{background:#e62f37}.verified-admin i{background:#12a86e}.verified-contributor i{background:#2474ed}.flash{position:relative;z-index:35;width:min(760px,calc(100% - 30px));margin:14px auto -2px;padding:13px 16px;border:1px solid var(--line);border-radius:12px;display:flex;justify-content:space-between;gap:12px;background:var(--surface);box-shadow:var(--shadow);font-weight:800}.flash-success{border-color:#3bb68b;background:#ebfff7;color:#075e47}.flash-error{border-color:#ed7979;background:#fff0f0;color:#922}.flash-warning{border-color:#e4b345;background:#fff9e9;color:#705000}.flash button{border:0;background:transparent;color:inherit;font-size:21px;cursor:pointer}
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.button{margin-left:auto;white-space:nowrap}.site-footer{padding:32px max(24px,calc((100% - 1180px)/2)) 20px;border-radius:25px 25px 0 0;background:#111a17;color:#f6fbf9}.footer-grid{display:grid;grid-template-columns:1.45fr repeat(3,.8fr) 1.1fr;gap:32px}.site-footer h3{margin:0 0 8px;font-size:13px}.site-footer p,.site-footer a,.footer-link-button{display:block;margin:2px 0;color:#d3ded9;font-size:11px;line-height:1.55}.site-footer .brand{color:#22bf92;font-size:27px}.social-links{display:flex;gap:8px;margin-top:10px}.social-links a{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#ed3340;color:#fff}.social-links a:nth-child(2){background:#d13c9c}.social-links a:nth-child(3){background:#050505;border:1px solid #fff}.social-links a:nth-child(4){background:#2479ed}.footer-cta{padding:8px 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.page-hero{padding:70px 0 48px;background:linear-gradient(135deg,var(--surface-soft),var(--bg))}.page-hero-inner{width:min(900px,calc(100% - 40px));margin:auto;text-align:center}.page-hero h1{margin:0;font-size:clamp(38px,6vw,64px);line-height:1}.page-hero p{max-width:650px;margin:18px auto 0;color:var(--muted);font-size:17px}.content-card{width:min(900px,calc(100% - 40px));margin:30px auto;padding:28px;border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:var(--shadow)}.content-card h2{margin-top:0}.content-card li{margin:8px 0}.search-page{width:min(900px,calc(100% - 40px));margin:42px auto}.search-form{display:flex;gap:10px}.form-control{width:100%;min-height:46px;padding:10px 13px;border:1px solid var(--line);border-radius:11px;background:var(--surface);color:var(--text);outline:0}.form-control:focus{border-color:var(--green);box-shadow:0 0 0 4px color-mix(in srgb,var(--green) 16%,transparent)}.search-results{display:grid;gap:12px;margin-top:25px}.search-result{padding:17px;border:1px solid var(--line);border-radius:13px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--surface)}.search-result h2{margin:0;font-size:18px}.search-result p{margin:4px 0;color:var(--muted);font-size:13px}
.login-page{min-height:calc(100vh - 68px);padding:45px 20px;display:grid;place-items:center;background:radial-gradient(circle at 15% 15%,color-mix(in srgb,var(--yellow) 18%,transparent),transparent 30%),radial-gradient(circle at 85% 85%,color-mix(in srgb,var(--green) 23%,transparent),transparent 35%),var(--surface-soft)}.login-layout{width:min(100%,980px);display:grid;grid-template-columns:1fr .82fr;border:1px solid var(--line);border-radius:26px;overflow:hidden;background:var(--surface);box-shadow:0 30px 80px rgba(0,60,45,.18)}.login-visual{position:relative;min-height:610px;padding:48px;background:linear-gradient(145deg,#079d73,#045b45);color:#fff;overflow:hidden}.login-visual:after{content:"";position:absolute;inset:0;opacity:.18;background:repeating-conic-gradient(from 45deg at 20% 90%,transparent 0 9deg,#fff 9.2deg 9.6deg)}.login-visual>*{position:relative;z-index:1}.login-visual h1{font-size:48px;line-height:1;margin:35px 0 16px}.login-visual p{max-width:390px;color:#ddfff5}.login-mascot{position:absolute!important;left:10%;right:5%;bottom:-45px;width:90%;height:330px;object-fit:contain}.login-form-panel{padding:50px 42px;align-self:center}.login-form-panel h2{margin:0;font-size:34px}.login-form-panel>p{margin:7px 0 25px;color:var(--muted)}.field{margin-bottom:17px}.field label{display:block;margin-bottom:6px;font-size:13px;font-weight:900}.password-wrap{position:relative}.password-wrap .form-control{padding-right:88px}.password-toggle{position:absolute;right:8px;top:7px;height:34px;padding:0 9px;border:0;border-radius:8px;background:var(--surface-soft);color:var(--text);font-size:11px;font-weight:900;cursor:pointer}.captcha-box{padding:14px;border-radius:13px;display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:center;background:var(--surface-soft)}.captcha-question{min-width:100px;padding:11px;border-radius:9px;background:var(--surface);text-align:center;font-size:21px;font-weight:900}.form-error{margin:0 0 18px;padding:12px;border:1px solid #ef8181;border-radius:11px;background:#fff0f0;color:#922;font-size:13px;font-weight:800}.login-submit{width:100%;margin-top:7px}.login-note{margin-top:18px!important;font-size:11px;text-align:center}
.play-page{width:min(900px,calc(100% - 40px));margin:42px auto}.play-header{display:flex;align-items:center;gap:18px;margin-bottom:20px}.play-icon{width:62px;height:62px;border-radius:16px;display:grid;place-items:center;background:var(--green);color:#fff;font-size:28px}.play-header h1{margin:0;font-size:34px}.play-header p{margin:3px 0;color:var(--muted)}.play-card{padding:28px;border:2px solid var(--green);border-radius:20px;background:var(--surface);box-shadow:var(--shadow)}.play-card h2{font-size:27px}.result-panel{padding:19px;border-radius:14px;margin-bottom:18px}.result-correct{background:#e9fff5;color:#075d45}.result-wrong{background:#fff0f0;color:#8e2525}.result-panel h3{margin:0 0 5px}.result-panel p{margin:0}.account-grid{width:min(1000px,calc(100% - 40px));margin:38px auto;display:grid;grid-template-columns:320px 1fr;gap:22px}.profile-card,.account-panel{padding:25px;border:1px solid var(--line);border-radius:18px;background:var(--surface);box-shadow:var(--shadow)}.profile-avatar{width:90px;height:90px;margin-bottom:18px;border-radius:25px;display:grid;place-items:center;background:linear-gradient(140deg,var(--green),#06624a);color:#fff;font-size:38px;font-weight:900}.profile-card h1{margin:0 0 4px}.profile-card>p{color:var(--muted)}.account-panel h2{margin-top:0}.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.mini-stat{padding:15px;border-radius:13px;background:var(--surface-soft)}.mini-stat strong{display:block;font-size:24px;color:var(--green-dark)}.mini-stat span{font-size:11px;color:var(--muted)}.error-page{min-height:70vh;display:grid;place-items:center;padding:30px;text-align:center}.error-page strong{font-size:90px;color:var(--green)}.error-page h1{margin:0}
@media(max-width:900px){.main-nav{position:absolute;left:20px;right:20px;top:75px;padding:12px;border:1px solid var(--line);border-radius:15px;display:none;flex-direction:column;align-items:stretch;gap:0;background:var(--surface);box-shadow:var(--shadow)}.main-nav.open{display:flex}.main-nav a{padding:12px}.menu-toggle{display:grid}.header-login{display:none}.hero-inner{grid-template-columns:1fr;text-align:center}.hero-copy{padding-bottom:0}.hero-description{margin-left:auto;margin-right:auto}.hero-actions{justify-content:center}.hero-art{height:360px}.hero:after{inset:35% 0 0}.daily-body{grid-template-columns:1fr}.daily-image{height:260px}.show-grid,.challenge-grid,.episode-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.login-layout{grid-template-columns:1fr}.login-visual{display:none}.account-grid{grid-template-columns:1fr}}
@media(max-width:600px){body{font-size:15px}.site-header-inner,.hero-inner,.container{width:calc(100% - 24px)}.site-header-inner{height:64px}.brand{font-size:23px}.user-chip{display:none}.hero-copy{padding-top:38px}.hero h1{font-size:45px;letter-spacing:-2px}.hero-description{font-size:15px}.hero-art{height:310px}.speech-bubble{display:none}.daily-quiz{margin-top:-12px}.daily-head{align-items:flex-start}.daily-heading p{display:none}.daily-progress{min-width:118px}.daily-progress div span{display:none}.daily-body{padding:10px}.daily-image{height:190px}.quiz-form h3{font-size:20px}.answer-grid{grid-template-columns:1fr}.show-grid,.challenge-grid,.episode-grid,.info-grid{grid-template-columns:1fr}.show-card{min-height:205px}.challenge-card{min-height:86px}.info-card{align-items:flex-start;flex-wrap:wrap}.info-card .button{width:100%;margin:6px 0 0}.section-heading h2{font-size:25px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/3}.login-page{padding:18px 12px}.login-form-panel{padding:32px 20px}.login-form-panel h2{font-size:29px}.captcha-box{grid-template-columns:1fr}.play-card{padding:18px}.play-card h2{font-size:22px}.account-grid{width:calc(100% - 24px);margin:20px auto}.stat-row{grid-template-columns:1fr}.search-form{flex-direction:column}.search-result{align-items:flex-start;flex-direction:column}}
.header-logout-form{margin:0}.header-logout-button{min-height:42px;padding:0 14px}.header-logout-icon{display:none}.mobile-nav-only,.mobile-nav-logout{display:none}.mobile-nav-logout{margin:4px 0 0;padding-top:4px;border-top:1px solid var(--line)}.mobile-nav-logout button{width:100%;padding:12px;border:0;border-radius:10px;background:transparent;color:var(--red);text-align:left;font-weight:900;cursor:pointer}.mobile-nav-logout button:hover{background:color-mix(in srgb,var(--red) 10%,transparent)}.profile-actions{display:grid;gap:9px;margin-top:18px}.profile-actions .button,.profile-actions form{width:100%}
@media(max-width:600px){.site-header-inner{gap:10px}.header-actions{gap:5px}.header-logout-button{width:38px;min-width:38px;min-height:38px;padding:0}.header-logout-label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.header-logout-icon{display:inline;font-size:19px}.icon-button,.menu-toggle{width:38px;height:38px}}
@media(max-width:900px){.site-header-inner{position:relative;justify-content:flex-start}.header-actions{position:absolute;top:50%;right:0;width:146px;margin:0;display:grid;grid-template-columns:repeat(3,42px);justify-content:end;flex:0 0 auto;transform:translateY(-50%)}.header-actions .user-chip,.header-actions .header-logout-form{display:none}.mobile-nav-only,.mobile-nav-logout{display:block}.hero-inner>*{min-width:0}.hero-art{width:100%;min-width:0;overflow:hidden}}
@media(max-width:600px){body{overflow-x:clip}.header-actions{width:124px;grid-template-columns:repeat(3,38px)}.hero-copy{width:100%;min-width:0}.hero-description{width:100%;max-width:none}.hero-actions{width:100%;display:grid;grid-template-columns:1fr}.hero-actions .button{width:100%}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}