/* Layout concept: Apple-style product site — translucent nav, huge tight headlines, alternating light/dark bands, rounded showcase tiles; the game itself lives in a two-pane studio (stage | editor). */
:root{
  --bg:#ffffff; --bg-alt:#f5f5f7; --fg:#1d1d1f; --fg2:#6e6e73; --fg3:#86868b; --line:#d2d2d7; --card:#ffffff;
  --accent:#0071e3; --accent-hover:#0077ed; --accent-fg:#ffffff; --link:#0066cc;
  --band:#000000; --band-fg:#f5f5f7; --band-fg2:#a1a1a6; --band-card:#1c1c1e;
  --ok:#1f9d55; --warn:#c77700; --bad:#d70015; --gold:#f5a623;
  --nav:rgba(251,251,253,.8); --shadow:0 2px 6px rgba(0,0,0,.04),0 18px 40px rgba(0,0,0,.08);
  --code-bg:#fbfbfd; --code-fg:#1d1d1f; --code-kw:#ad3da4; --code-fn:#3e6fd8; --code-str:#c41a16; --code-num:#1c00cf; --code-cm:#6c7986; --code-line:rgba(0,113,227,.10); --code-run:rgba(255,204,0,.28);
  --f-display:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --f-text:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --f-mono:"SF Mono","JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --r-lg:28px; --r-md:18px; --r-sm:12px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#000000; --bg-alt:#0d0d0f; --fg:#f5f5f7; --fg2:#a1a1a6; --fg3:#86868b; --line:#2c2c2e; --card:#1c1c1e;
  --accent:#2997ff; --accent-hover:#47a6ff; --accent-fg:#ffffff; --link:#2997ff;
  --band:#161617; --band-fg:#f5f5f7; --band-fg2:#a1a1a6; --band-card:#232325;
  --ok:#30d158; --warn:#ffb340; --bad:#ff453a; --gold:#ffd60a;
  --nav:rgba(22,22,23,.78); --shadow:0 2px 6px rgba(0,0,0,.3),0 18px 40px rgba(0,0,0,.5);
  --code-bg:#151517; --code-fg:#e8e8ed; --code-kw:#ff7ab2; --code-fn:#6bdfff; --code-str:#ff8170; --code-num:#d9c97c; --code-cm:#7f8c98; --code-line:rgba(41,151,255,.14); --code-run:rgba(255,214,10,.22);
  color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#000000; --bg-alt:#0d0d0f; --fg:#f5f5f7; --fg2:#a1a1a6; --fg3:#86868b; --line:#2c2c2e; --card:#1c1c1e;
  --accent:#2997ff; --accent-hover:#47a6ff; --accent-fg:#ffffff; --link:#2997ff;
  --band:#161617; --band-fg:#f5f5f7; --band-fg2:#a1a1a6; --band-card:#232325;
  --ok:#30d158; --warn:#ffb340; --bad:#ff453a; --gold:#ffd60a;
  --nav:rgba(22,22,23,.78); --shadow:0 2px 6px rgba(0,0,0,.3),0 18px 40px rgba(0,0,0,.5);
  --code-bg:#151517; --code-fg:#e8e8ed; --code-kw:#ff7ab2; --code-fn:#6bdfff; --code-str:#ff8170; --code-num:#d9c97c; --code-cm:#7f8c98; --code-line:rgba(41,151,255,.14); --code-run:rgba(255,214,10,.22);
  color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--f-text);font-size:17px;line-height:1.47;letter-spacing:-.01em;-webkit-font-smoothing:antialiased}
a{color:var(--link);text-decoration:none} a:hover{text-decoration:underline}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 60%,transparent);outline-offset:2px;border-radius:8px}
code{font-family:var(--f-mono);font-size:.88em;background:var(--bg-alt);padding:.1em .4em;border-radius:6px}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;margin:0}
.wrap{max-width:1080px;margin:0 auto;padding-inline:22px}
.eyebrow{font-size:17px;font-weight:600;color:var(--accent);letter-spacing:0}

/* nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--nav);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid color-mix(in srgb,var(--line) 60%,transparent)}
.nav-in{max-width:1080px;margin:0 auto;padding-inline:22px;height:48px;display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:8px;font-weight:600;font-size:17px;color:var(--fg);cursor:pointer;background:none;border:0;padding:0}
.brand svg{width:22px;height:22px}
.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center;overflow-x:auto;scrollbar-width:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-links button{background:none;border:0;padding:6px 10px;font-size:13px;color:var(--fg2);cursor:pointer;border-radius:8px;white-space:nowrap}
.nav-links button:hover{color:var(--fg)}
.nav-links button.on{color:var(--fg);font-weight:600}
.nav-gem{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--fg2);font-variant-numeric:tabular-nums;white-space:nowrap}
.icon-btn{background:none;border:0;width:30px;height:30px;border-radius:50%;cursor:pointer;color:var(--fg2);display:grid;place-items:center}
.icon-btn:hover{background:var(--bg-alt);color:var(--fg)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:980px;padding:11px 22px;font-size:17px;cursor:pointer;background:var(--accent);color:var(--accent-fg);transition:background .2s,transform .15s;text-decoration:none}
.btn:hover{background:var(--accent-hover);text-decoration:none}
.btn:active{transform:scale(.97)}
.btn.ghost{background:transparent;color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.btn.ghost:hover{background:color-mix(in srgb,var(--accent) 8%,transparent)}
.btn.soft{background:var(--bg-alt);color:var(--fg)}
.btn.soft:hover{background:color-mix(in srgb,var(--fg) 10%,var(--bg-alt))}
.btn.sm{padding:7px 15px;font-size:14px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.link-arrow{color:var(--link);font-size:19px;background:none;border:0;cursor:pointer;padding:0}
.link-arrow::after{content:" ›"}
.link-arrow:hover{text-decoration:underline}

/* views */
.view{display:none} .view.on{display:block}
.section{padding-block:96px}
.section.alt{background:var(--bg-alt)}
.section.band{background:var(--band);color:var(--band-fg)}
.section-head{text-align:center;max-width:760px;margin:0 auto 56px}
.section-head h2{font-size:clamp(36px,5.5vw,56px);font-weight:700;letter-spacing:-.028em;line-height:1.07}
.section-head p{font-size:clamp(19px,2vw,21px);color:var(--fg2);margin:16px auto 0;max-width:640px}
.band .section-head p{color:var(--band-fg2)}

/* hero */
.hero{text-align:center;padding-block:72px 40px;overflow:hidden}
.hero h1{font-size:clamp(48px,9vw,96px);font-weight:700;letter-spacing:-.035em;line-height:1.02;margin-top:10px}
.hero h1 .grad{background:linear-gradient(100deg,#ff6a3d 0%,#f5a623 30%,#2fb36b 60%,#2f6fb5 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:clamp(20px,2.4vw,26px);color:var(--fg2);max-width:640px;margin:20px auto 0;line-height:1.3;font-weight:500;letter-spacing:-.015em}
.hero .ctas{display:flex;gap:16px;justify-content:center;align-items:center;margin-top:30px;flex-wrap:wrap}
.showcase{margin:56px auto 0;max-width:1080px;border-radius:var(--r-lg);background:#0b0b0d;color:#f5f5f7;box-shadow:var(--shadow);display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);overflow:hidden;text-align:left}
.showcase .demo-code{padding:26px 26px 22px;font-family:var(--f-mono);font-size:14px;line-height:1.7;border-right:1px solid #222;min-width:0;display:flex;flex-direction:column}
.demo-code .tabs{display:flex;gap:6px;margin-bottom:16px}
.demo-code .tabs span{font-family:var(--f-text);font-size:12px;padding:4px 10px;border-radius:980px;background:#1d1d1f;color:#a1a1a6}
.demo-code .tabs span.on{background:#f5f5f7;color:#1d1d1f}
.demo-code pre{margin:0;white-space:pre-wrap;flex:1;min-height:180px;color:#e8e8ed}
.demo-code .caret{display:inline-block;width:8px;height:1.1em;background:#2997ff;vertical-align:-3px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.demo-code .status{font-family:var(--f-text);font-size:13px;color:#86868b;margin-top:12px}
.showcase canvas{width:100%;height:auto;display:block;background:#0b0b0d}
.showcase .stage-wrap{padding:18px;display:flex;align-items:center;min-width:0}

.facts{display:flex;justify-content:center;gap:clamp(24px,6vw,80px);flex-wrap:wrap;margin-top:64px}
.fact{text-align:center}
.fact b{display:block;font-family:var(--f-display);font-size:clamp(40px,5vw,56px);font-weight:700;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.fact span{color:var(--fg2);font-size:15px}

/* bento */
.bento{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:20px}
.tile{background:var(--card);border-radius:var(--r-lg);padding:36px;min-width:0;display:flex;flex-direction:column;gap:12px;overflow:hidden;position:relative}
.alt .tile{background:var(--card)}
.tile h3{font-size:28px;font-weight:700;letter-spacing:-.022em;line-height:1.12}
.tile p{color:var(--fg2);margin:0;font-size:17px}
.tile .k{font-size:14px;font-weight:600;color:var(--fg3);text-transform:uppercase;letter-spacing:.06em}
.span-4{grid-column:span 4}.span-3{grid-column:span 3}.span-2{grid-column:span 2}.span-6{grid-column:span 6}
.tile .mini{margin-top:auto;font-family:var(--f-mono);font-size:13px;background:var(--bg-alt);border-radius:var(--r-sm);padding:14px 16px;line-height:1.65;white-space:pre;overflow-x:auto;color:var(--fg)}
.mini .hl{background:var(--code-run);border-radius:4px;display:inline-block;width:100%}
.tile .bignum{font-family:var(--f-display);font-size:64px;font-weight:700;letter-spacing:-.04em;line-height:1;margin-top:auto}
.tile .chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.chip{font-size:13px;padding:5px 12px;border-radius:980px;background:var(--bg-alt);color:var(--fg2);white-space:nowrap}

/* worlds */
.worlds{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.world-card{border-radius:var(--r-lg);overflow:hidden;background:var(--band-card);color:var(--band-fg);display:flex;flex-direction:column;cursor:pointer;border:0;padding:0;text-align:left;transition:transform .35s cubic-bezier(.2,.8,.2,1)}
.world-card:hover{transform:translateY(-4px) scale(1.01)}
.world-card canvas{width:100%;aspect-ratio:4/3;display:block;max-width:100%}
.world-card .wc-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:6px}
.world-card .wc-en{font-size:13px;color:var(--band-fg2);letter-spacing:.04em;text-transform:uppercase}
.world-card h3{font-size:26px;font-weight:700;letter-spacing:-.02em}
.world-card p{margin:0;color:var(--band-fg2);font-size:15px}

/* language */
.lang-switch{display:inline-flex;background:var(--bg-alt);border-radius:980px;padding:3px;gap:2px}
.lang-switch button{border:0;background:none;padding:7px 18px;border-radius:980px;font-size:14px;cursor:pointer;color:var(--fg2)}
.lang-switch button.on{background:var(--card);color:var(--fg);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.lang-demo{max-width:720px;margin:28px auto 0;background:var(--card);border-radius:var(--r-lg);padding:28px 32px;font-family:var(--f-mono);font-size:15px;line-height:1.75;white-space:pre;overflow-x:auto;box-shadow:var(--shadow)}

/* audiences */
.aud{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.aud .tile{background:var(--band-card);color:var(--band-fg)}
.aud .tile p{color:var(--band-fg2)}
.aud ul{margin:4px 0 0;padding-left:18px;color:var(--band-fg2);font-size:15px;display:grid;gap:6px}

/* faq */
.faq{max-width:760px;margin:0 auto;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:20px 4px}
.faq summary{font-size:19px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-weight:300;font-size:26px;line-height:1;color:var(--fg3);transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--fg2);margin:12px 0 0}

.cta-end{text-align:center}
.cta-end h2{font-size:clamp(40px,6vw,64px);font-weight:700;letter-spacing:-.03em;line-height:1.05}
.cta-end p{color:var(--band-fg2);font-size:21px;margin:16px 0 30px}

footer{background:var(--bg-alt);color:var(--fg3);font-size:12px;padding-block:28px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* page header (inner views) */
.page-head{padding-block:56px 32px}
.page-head h1{font-size:clamp(40px,6vw,64px);font-weight:700;letter-spacing:-.032em;line-height:1.05}
.page-head p{color:var(--fg2);font-size:21px;margin:12px 0 0;max-width:640px}

/* campaign */
.world-block{margin-bottom:64px}
.world-hdr{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.world-hdr h2{font-size:34px;font-weight:700;letter-spacing:-.025em}
.world-hdr .meta{color:var(--fg2);font-size:15px}
.world-hdr .prog{font-variant-numeric:tabular-nums;color:var(--fg2);font-size:15px}
.level-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}
.lv{position:relative;border:0;text-align:left;background:var(--card);border-radius:var(--r-md);padding:20px;cursor:pointer;display:flex;flex-direction:column;gap:6px;min-height:150px;box-shadow:0 1px 2px rgba(0,0,0,.04);transition:transform .25s,box-shadow .25s}
.section.alt .lv, .alt .lv{background:var(--card)}
.lv:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.lv .n{font-size:13px;color:var(--fg3);font-variant-numeric:tabular-nums}
.lv h4{margin:0;font-size:20px;letter-spacing:-.015em}
.lv .c{font-size:14px;color:var(--fg2)}
.lv .stars{margin-top:auto;display:flex;gap:3px;font-size:16px;color:var(--line)}
.lv .stars .on{color:var(--gold)}
.lv.locked{cursor:not-allowed;opacity:.55}
.lv.locked:hover{transform:none;box-shadow:none}
.lv .badge{position:absolute;top:16px;right:16px;font-size:11px;font-weight:600;padding:3px 8px;border-radius:980px;background:var(--bg-alt);color:var(--fg2)}
.lv .badge.next{background:var(--accent);color:var(--accent-fg)}
.lv .swatch{height:6px;border-radius:3px;margin-bottom:6px;width:36px}
.daily{display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:linear-gradient(120deg,color-mix(in srgb,var(--accent) 14%,var(--card)),var(--card));border-radius:var(--r-lg);padding:28px 32px;margin-bottom:56px}
.daily h3{font-size:24px;letter-spacing:-.02em}
.daily p{margin:4px 0 0;color:var(--fg2)}

/* studio */
.studio{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:0;height:calc(100vh - 48px);min-height:620px;background:var(--bg-alt)}
.stage-pane{display:flex;flex-direction:column;min-width:0;padding:16px;gap:12px;overflow:auto}
.stage-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.stage-top h2{font-size:22px;letter-spacing:-.02em}
.stage-top .tag{font-size:12px;color:var(--fg2);background:var(--card);padding:4px 10px;border-radius:980px}
.stage-top .sp{flex:1}
.canvas-box{position:relative;background:var(--card);border-radius:var(--r-md);overflow:hidden;box-shadow:0 1px 2px rgba(0,0,0,.05)}
#stage{display:block;width:100%;height:auto;max-width:100%;image-rendering:auto}
.coord{position:absolute;left:10px;bottom:10px;font:12px var(--f-mono);background:rgba(0,0,0,.6);color:#fff;padding:3px 8px;border-radius:6px;pointer-events:none}
.hud{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px}
.panel{background:var(--card);border-radius:var(--r-md);padding:16px 18px;min-width:0}
.panel h5{margin:0 0 10px;font-size:12px;text-transform:uppercase;letter-spacing:.07em;color:var(--fg3)}
.goals{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:15px}
.goals li{display:flex;gap:10px;align-items:center}
.goals .dot{width:18px;height:18px;border-radius:50%;border:2px solid var(--line);flex:none;display:grid;place-items:center;font-size:11px;color:#fff}
.goals li.done .dot{background:var(--ok);border-color:var(--ok)}
.goals li.fail .dot{background:var(--bad);border-color:var(--bad)}
.hpbar{height:8px;background:var(--bg-alt);border-radius:4px;overflow:hidden;margin-top:6px}
.hpbar i{display:block;height:100%;background:var(--ok);border-radius:4px;transition:width .2s}
.stat-row{display:flex;justify-content:space-between;font-size:14px;color:var(--fg2);font-variant-numeric:tabular-nums}
.intro{font-size:15px;color:var(--fg2);line-height:1.6}
.intro strong{color:var(--fg)}

.editor-pane{display:flex;flex-direction:column;min-width:0;background:var(--code-bg);border-left:1px solid var(--line)}
.ed-bar{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.ed-bar .sp{flex:1}
.editor{--ed-font:16px;--ed-line:24px;position:relative;flex:1;min-height:260px;overflow:auto;font-family:var(--f-mono);font-size:var(--ed-font);line-height:var(--ed-line)}
.editor .gutter{position:absolute;left:0;top:0;width:46px;padding-top:14px;text-align:right;color:var(--fg3);user-select:none;font-variant-numeric:tabular-nums}
.editor .gutter div{padding-right:12px;height:var(--ed-line)}
.editor .gutter div.run{color:var(--fg);font-weight:600}
.editor .gutter div.err{color:var(--bad);font-weight:700}
.editor .layers{position:relative;margin-left:46px;min-height:100%}
.editor pre,.editor textarea{margin:0;padding:14px 16px 40px 8px;font:inherit;line-height:inherit;white-space:pre;tab-size:4;letter-spacing:0;border:0;min-height:100%;width:100%}
.editor pre{position:absolute;inset:0;pointer-events:none;color:var(--code-fg);overflow:hidden}
.editor textarea{position:relative;display:block;background:transparent;color:transparent;caret-color:var(--fg);resize:none;outline:none;overflow:hidden}
.editor textarea::selection{background:color-mix(in srgb,var(--accent) 30%,transparent);color:transparent}
.editor .lhl{position:absolute;left:0;right:0;height:var(--ed-line);pointer-events:none;transition:top .12s}
.editor .lhl.run{background:var(--code-run)}
.editor .lhl.err{background:color-mix(in srgb,var(--bad) 18%,transparent)}
.tok-kw{color:var(--code-kw);font-weight:600}.tok-fn{color:var(--code-fn)}.tok-str{color:var(--code-str)}.tok-num{color:var(--code-num)}.tok-cm{color:var(--code-cm);font-style:italic}.tok-hero{color:var(--code-kw)}
.ed-foot{border-top:1px solid var(--line);padding:12px 14px;display:flex;flex-direction:column;gap:10px}
.controls{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.controls .sp{flex:1}
.speed{display:inline-flex;background:var(--bg-alt);border-radius:980px;padding:3px}
.speed button{border:0;background:none;font-size:12px;padding:5px 10px;border-radius:980px;cursor:pointer;color:var(--fg2);font-variant-numeric:tabular-nums}
.speed button.on{background:var(--card);color:var(--fg);box-shadow:0 1px 2px rgba(0,0,0,.12)}
.console{font-family:var(--f-mono);font-size:13px;max-height:140px;overflow:auto;background:var(--bg-alt);border-radius:var(--r-sm);padding:10px 12px;color:var(--fg2);line-height:1.6}
.console .err{color:var(--bad)} .console .ok{color:var(--ok)} .console .tip{color:var(--warn)}
.api{font-size:13px;display:flex;flex-wrap:wrap;gap:6px}
.api button{font-family:var(--f-mono);font-size:12px;border:1px solid var(--line);background:var(--card);border-radius:8px;padding:4px 8px;cursor:pointer;color:var(--fg)}
.api button:hover{border-color:var(--accent);color:var(--accent)}

/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.45);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:grid;place-items:center;z-index:100;padding:16px;animation:fade .25s}
.modal{background:var(--card);border-radius:var(--r-lg);padding:36px;max-width:440px;width:100%;text-align:center;box-shadow:var(--shadow);animation:pop .35s cubic-bezier(.2,.9,.3,1.2)}
.modal h3{font-size:30px;letter-spacing:-.025em}
.modal p{color:var(--fg2);margin:10px 0 0}
.modal .big-stars{font-size:44px;letter-spacing:6px;margin:14px 0 4px;color:var(--line)}
.modal .big-stars .on{color:var(--gold)}
.modal .rewards{display:flex;justify-content:center;gap:24px;margin-top:16px;font-variant-numeric:tabular-nums}
.modal .rewards b{font-size:24px;display:block;font-family:var(--f-display)}
.modal .rewards span{font-size:13px;color:var(--fg2)}
.modal .acts{display:flex;gap:10px;justify-content:center;margin-top:26px;flex-wrap:wrap}
.modal .ach-pop{margin-top:16px;font-size:14px;background:var(--bg-alt);border-radius:var(--r-sm);padding:10px}
@keyframes fade{from{opacity:0}}
@keyframes pop{from{transform:scale(.92);opacity:0}}

.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);background:var(--fg);color:var(--bg);padding:10px 18px;border-radius:980px;font-size:14px;z-index:120;box-shadow:var(--shadow);animation:fade .2s}

/* heroes */
.hero-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.hero-card{background:var(--card);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;gap:10px;text-align:center;align-items:center;border:2px solid transparent}
.hero-card.sel{border-color:var(--accent)}
.hero-card canvas{width:160px;height:160px;max-width:100%}
.hero-card h3{font-size:26px;letter-spacing:-.02em}
.hero-card .role{color:var(--fg2);font-size:15px;margin-top:-6px}
.hero-card .stats{display:grid;grid-template-columns:auto 1fr auto;gap:6px 10px;width:100%;font-size:14px;align-items:center;color:var(--fg2);margin:8px 0}
.bar{height:6px;background:var(--bg-alt);border-radius:3px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);border-radius:3px}

/* profile */
.prof-top{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:20px;margin-bottom:20px}
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.kpi{background:var(--card);border-radius:var(--r-md);padding:20px}
.kpi b{font-family:var(--f-display);font-size:36px;font-weight:700;letter-spacing:-.03em;display:block;font-variant-numeric:tabular-nums;line-height:1.1}
.kpi span{font-size:14px;color:var(--fg2)}
.ach-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.ach{background:var(--card);border-radius:var(--r-md);padding:18px;display:flex;gap:14px;align-items:center}
.ach .medal{width:44px;height:44px;border-radius:50%;flex:none;display:grid;place-items:center;font-weight:700;font-size:18px;background:var(--bg-alt);color:var(--fg3)}
.ach.got .medal{background:linear-gradient(140deg,#ffd60a,#f5a623);color:#5a3a00}
.ach h4{margin:0;font-size:15px}
.ach p{margin:2px 0 0;font-size:13px;color:var(--fg2)}
.ach:not(.got){opacity:.6}
.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--fg2)}
.field input,.field select,.field textarea{font:inherit;font-size:16px;padding:10px 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--card);color:var(--fg)}
.xpbar{height:10px;background:var(--bg-alt);border-radius:5px;overflow:hidden;margin-top:8px}
.xpbar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),#5ac8fa)}

/* editor view (level builder) */
.builder{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:20px;align-items:start}
.palette{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.palette button{border:1px solid var(--line);background:var(--card);border-radius:var(--r-sm);padding:10px 6px;font-size:13px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--fg)}
.palette button.on{border-color:var(--accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 30%,transparent)}
.palette canvas{width:28px;height:28px}
#buildCanvas{width:100%;height:auto;display:block;border-radius:var(--r-md);cursor:crosshair;background:var(--card);touch-action:none;max-width:100%}
.stack{display:flex;flex-direction:column;gap:14px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.custom-list{display:grid;gap:8px}
.custom-item{display:flex;align-items:center;gap:10px;background:var(--card);border-radius:var(--r-sm);padding:10px 14px;font-size:14px}
.custom-item span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* classroom */
.table-wrap{overflow-x:auto;background:var(--card);border-radius:var(--r-md)}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:center;white-space:nowrap}
th:first-child,td:first-child{text-align:left;position:sticky;left:0;background:var(--card)}
th{font-weight:600;color:var(--fg2);font-size:12px}
td input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent);cursor:pointer}
.class-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.class-code{font-family:var(--f-mono);font-size:14px;background:var(--bg-alt);padding:4px 10px;border-radius:8px}
.pct{font-variant-numeric:tabular-nums;font-weight:600}
.lb{display:grid;gap:8px}
.lb-row{display:grid;grid-template-columns:36px 1fr auto auto;gap:14px;align-items:center;background:var(--card);border-radius:var(--r-sm);padding:12px 16px;font-variant-numeric:tabular-nums}
.lb-row.me{box-shadow:inset 0 0 0 2px var(--accent)}
.lb-row .rk{font-weight:700;color:var(--fg3)}
.note{font-size:13px;color:var(--fg3)}

@supports (animation-timeline: view()){
  @media (prefers-reduced-motion:no-preference){
    .rise{animation:rise linear both;animation-timeline:view();animation-range:entry 0% entry 40%}
    @keyframes rise{from{transform:translateY(40px);opacity:.3}}
  }
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

@media (max-width:900px){
  .showcase{grid-template-columns:minmax(0,1fr)}
  .showcase .demo-code{border-right:0;border-bottom:1px solid #222}
  .bento{grid-template-columns:minmax(0,1fr)}
  .span-4,.span-3,.span-2,.span-6{grid-column:auto}
  .worlds,.aud,.hero-grid{grid-template-columns:minmax(0,1fr)}
  .studio{grid-template-columns:minmax(0,1fr);height:auto}
  .editor-pane{border-left:0;border-top:1px solid var(--line)}
  .editor{min-height:320px}
  .prof-top,.builder{grid-template-columns:minmax(0,1fr)}
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
  .section{padding-block:64px}
  .nav-in{gap:10px}
}
@media (max-width:560px){
  .hud{grid-template-columns:minmax(0,1fr)}
  .tile{padding:26px}
  .nav-gem{display:none}
}

/* ===== v2 additions ===== */
.user-chip{display:flex;align-items:center;gap:6px;border:0;background:var(--bg-alt);border-radius:980px;padding:3px 12px 3px 3px;cursor:pointer;font-size:13px;color:var(--fg);white-space:nowrap;max-width:160px}
.user-chip canvas{width:24px;height:24px;border-radius:50%;background:var(--card)}
.user-chip span{overflow:hidden;text-overflow:ellipsis}
.btn.danger{background:var(--bad)}
.sub-h{font-size:28px;letter-spacing:-.02em;margin:48px 0 16px}
.demo-hl{background:rgba(255,214,10,.22);display:inline-block;width:100%;border-radius:4px}
.path4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.path4 .tile{background:var(--card)}
.step-n{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:18px;background:var(--accent);color:var(--accent-fg);font-variant-numeric:tabular-nums}

/* auth */
.auth-wrap{max-width:1000px;margin:0 auto;padding:48px 22px 80px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:40px;align-items:center}
.auth-side{text-align:center}
.auth-side canvas{width:240px;height:240px;max-width:100%}
.auth-side h2{font-size:clamp(30px,4vw,44px);letter-spacing:-.03em;margin-top:8px}
.auth-side p{color:var(--fg2);font-size:19px;margin:10px auto 0;max-width:360px}
.auth-card{background:var(--card);border-radius:var(--r-lg);padding:32px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:18px;min-width:0}
.seg{display:flex;background:var(--bg-alt);border-radius:12px;padding:3px;gap:3px}
.seg button{flex:1;border:0;background:none;padding:10px;border-radius:10px;font-size:15px;cursor:pointer;color:var(--fg2)}
.seg button.on{background:var(--card);color:var(--fg);font-weight:600;box-shadow:0 1px 3px rgba(0,0,0,.12)}
.seg.small button{padding:9px 6px;font-size:15px}
.row2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px}
.form-err{color:var(--bad);font-size:14px;margin:0;min-height:1em}
.form-err:empty{display:none}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--fg2);cursor:pointer}
.consent input{width:18px;height:18px;margin-top:2px;accent-color:var(--accent);flex:none}
.privacy{font-size:13px;color:var(--fg3)} .privacy summary{cursor:pointer;color:var(--link)} .privacy p{margin:8px 0 0}
.auth-alt{display:flex;gap:8px;align-items:center;justify-content:center;border-top:1px solid var(--line);padding-top:16px;flex-wrap:wrap}

/* lessons */
.lesson-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.lesson-card{border:0;text-align:left;background:var(--bg-alt);border-radius:var(--r-lg);padding:26px;cursor:pointer;display:flex;flex-direction:column;gap:8px;color:var(--fg);transition:transform .25s,box-shadow .25s;min-height:200px}
.lesson-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.lesson-card.locked{opacity:.55;cursor:not-allowed}
.lesson-card.locked:hover{transform:none;box-shadow:none}
.lesson-card .lc-top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.lesson-card h3{font-size:24px;letter-spacing:-.02em}
.lesson-card p{margin:0;color:var(--fg2);font-size:15px}
.lesson-card .lc-go{margin-top:auto;color:var(--link);font-size:15px}
.lesson-card .lc-go::after{content:" ›"}

/* quiz player */
.quiz-wrap{max-width:860px;margin:0 auto;padding:28px 22px 80px}
.quiz-top{display:flex;align-items:center;gap:14px}
.quiz-title{flex:1;min-width:0}
.quiz-title h2{font-size:24px;letter-spacing:-.02em}
.quiz-count{font-variant-numeric:tabular-nums;color:var(--fg2);font-size:15px}
.progress{height:6px;background:var(--bg-alt);border-radius:3px;margin:16px 0 22px;overflow:hidden}
.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),#5ac8fa);border-radius:3px;transition:width .35s}
.quiz-card{background:var(--card);border-radius:var(--r-lg);padding:32px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:18px;min-width:0}
.q-read{display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px;align-items:start}
.q-read .guide-c,.q-done .guide-c{width:150px;height:150px}
.q-read h3,.q-done h3{font-size:28px;letter-spacing:-.025em}
.q-text,.q-read p{font-size:18px;line-height:1.7;color:var(--fg);margin:12px 0 0}
.q-text code{font-size:.92em}
.q-q{font-size:22px;letter-spacing:-.015em;line-height:1.4}
.q-code{margin:0;font-family:var(--f-mono);font-size:17px;line-height:1.7;background:var(--code-bg);border:1px solid var(--line);border-radius:var(--r-md);padding:16px 20px;overflow-x:auto;white-space:pre;color:var(--code-fg)}
.q-code.target{font-size:20px}
.q-opts{display:grid;gap:10px}
.q-opts.order{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.q-opt{display:flex;align-items:center;gap:12px;text-align:left;border:2px solid var(--line);background:var(--card);border-radius:var(--r-md);padding:14px 16px;font-size:17px;cursor:pointer;color:var(--fg);font-family:var(--f-text)}
.q-opt:hover:not(:disabled){border-color:var(--accent)}
.q-opt:disabled{cursor:default}
.q-opt.used{opacity:.35}
.q-opt.right{border-color:var(--ok);background:color-mix(in srgb,var(--ok) 12%,var(--card))}
.q-opt.wrong{border-color:var(--bad);background:color-mix(in srgb,var(--bad) 10%,var(--card))}
.q-key{width:28px;height:28px;border-radius:50%;background:var(--bg-alt);display:grid;place-items:center;font-size:14px;font-weight:600;flex:none;color:var(--fg2)}
.q-seq{margin:0;padding-left:24px;display:grid;gap:6px;font-size:17px;min-height:8px}
.q-seq li{color:var(--ok);font-weight:600}
.q-input{font-family:var(--f-mono)!important;font-size:20px!important;padding:14px 16px!important}
.q-fb{font-size:16px;line-height:1.6;border-radius:var(--r-sm);padding:0;white-space:pre-wrap}
.q-fb.ok{background:color-mix(in srgb,var(--ok) 12%,transparent);padding:12px 16px;color:var(--fg)}
.q-fb.bad{background:color-mix(in srgb,var(--bad) 10%,transparent);padding:12px 16px;color:var(--fg)}
.q-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.q-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px;align-items:start}
.q-canvas{width:100%;height:auto;display:block;border-radius:var(--r-md);max-width:100%}
.q-editor{display:flex;flex-direction:column;gap:10px;min-width:0}
.q-editor textarea{font-family:var(--f-mono);font-size:16px;line-height:1.6;min-height:220px;border:1px solid var(--line);border-radius:var(--r-md);padding:14px;background:var(--code-bg);color:var(--code-fg);resize:vertical;tab-size:4;white-space:pre}
.q-done{text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}
.q-done p{color:var(--fg2);font-size:17px;margin:0;max-width:560px}
.score-ring{width:140px;height:140px;border-radius:50%;display:grid;place-items:center;align-content:center;border:10px solid var(--bad);font-variant-numeric:tabular-nums}
.score-ring.ok{border-color:var(--ok)}
.score-ring b{font-size:48px;font-family:var(--f-display);line-height:1}
.score-ring span{color:var(--fg2);font-size:15px}
.review{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:6px;text-align:left;width:100%;max-width:600px;font-size:15px}
.review li{display:flex;gap:10px;background:var(--bg-alt);border-radius:var(--r-sm);padding:10px 14px}
.review li span{font-weight:700;flex:none} .review li.ok span{color:var(--ok)} .review li.bad span{color:var(--bad)}
.grad-pop{background:linear-gradient(120deg,#fff3c4,#ffe0d1);color:#5a3a00!important;padding:12px 18px;border-radius:var(--r-md);font-weight:600}
@keyframes shake{20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}
.shake{animation:shake .4s}

/* campaign additions */
.lv.lesson{background:color-mix(in srgb,var(--accent) 7%,var(--card))}
.lv.exam{background:color-mix(in srgb,var(--gold) 12%,var(--card))}
.badge.ok{background:color-mix(in srgb,var(--ok) 18%,var(--card));color:var(--ok)}
.w-locked .world-hdr h2{color:var(--fg3)}
.grad-card{display:flex;gap:28px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:var(--bg-alt);border-radius:var(--r-lg);padding:28px 32px;margin-bottom:80px}
.grad-card h3{font-size:24px;letter-spacing:-.02em}
.grad-card p{margin:4px 0 0;color:var(--fg2)}
.grad-card canvas{width:100%;max-width:520px;height:auto;border-radius:var(--r-md);box-shadow:var(--shadow)}
.grad-dots{display:flex;gap:8px}
.grad-dots span{width:22px;height:22px;border-radius:50%;background:var(--line)}
.grad-dots span.on{background:var(--ok)}

/* studio additions */
.guide-panel{display:flex;gap:14px;align-items:flex-start}
.guide-panel canvas{width:64px;height:64px;flex:none}
.guide-panel .intro{font-size:16px}
.py-badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;background:var(--bg-alt);padding:6px 12px;border-radius:980px}
.font-size{display:inline-flex;background:var(--bg-alt);border-radius:980px;padding:3px}
.font-size button{border:0;background:none;font-size:12px;padding:5px 10px;border-radius:980px;cursor:pointer;color:var(--fg2)}
.font-size button:hover{background:var(--card);color:var(--fg)}
.api button{font-size:13px;padding:6px 10px}
.star-why{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:4px;font-size:14px;color:var(--fg3);text-align:left;width:fit-content;margin-inline:auto}
.star-why li::before{content:"○ ";color:var(--fg3)}
.star-why li.on{color:var(--fg)} .star-why li.on::before{content:"✓ ";color:var(--ok)}
.modal-hero{width:120px;height:90px;margin:-8px auto 0;display:block}

/* heroes page additions */
.hero-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.bestiary{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.beast{display:flex;gap:14px;align-items:center;background:var(--bg-alt);border-radius:var(--r-md);padding:14px}
.beast canvas{width:72px;height:72px;flex:none}
.beast h4{margin:0;font-size:17px}
.beast p{margin:4px 0 0;font-size:14px;color:var(--fg2)}

/* profile additions */
.exam-scores{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}
.exam-score{background:var(--bg-alt);border-radius:var(--r-md);padding:16px;display:flex;flex-direction:column;gap:4px}
.exam-score h4{margin:0;font-size:15px}
.exam-score b{font-family:var(--f-display);font-size:30px;font-variant-numeric:tabular-nums}
.exam-score.ok b{color:var(--ok)}
.class-code.big{font-size:20px;font-weight:700;letter-spacing:.12em}
.kpi,.ach,.panel,.custom-item,.lb-row{background:var(--bg-alt)}
.studio .panel{background:var(--card)}

@media (max-width:900px){
  .path4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .auth-wrap{grid-template-columns:minmax(0,1fr);gap:16px;padding-top:24px}
  .auth-side canvas{width:150px;height:150px}
  .q-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:560px){
  .path4,.row2{grid-template-columns:minmax(0,1fr)}
  .q-read{grid-template-columns:minmax(0,1fr)} .q-read .guide-c{width:96px;height:96px}
  .quiz-card,.auth-card{padding:22px}
  .user-chip span{display:none}
}

/* ===== v3：冒险路线地图 ===== */
.world-block{margin-bottom:56px}
.world-banner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;border-radius:var(--r-lg);overflow:hidden;padding:28px 32px;min-height:150px;color:#fff;background:linear-gradient(120deg,var(--w1),color-mix(in srgb,var(--w1) 55%,var(--w2)))}
.world-banner .wb-scene{position:absolute;right:0;top:0;height:100%;width:auto;max-width:55%;opacity:.35;mask-image:linear-gradient(90deg,transparent,#000 40%);-webkit-mask-image:linear-gradient(90deg,transparent,#000 40%)}
.wb-text{position:relative;min-width:0}
.wb-n{font-size:13px;letter-spacing:.06em;text-transform:uppercase;opacity:.85}
.world-banner h2{font-size:clamp(28px,4vw,38px);font-weight:700;letter-spacing:-.025em;margin:2px 0 4px}
.world-banner p{margin:0;font-size:16px;opacity:.92}
.world-banner .wb-lock{margin-top:8px;font-size:14px;font-variant-numeric:tabular-nums}
.wb-ring{position:relative;width:76px;height:76px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(#fff calc(var(--p)*1%),rgba(255,255,255,.25) 0)}
.wb-ring::before{content:"";position:absolute;inset:7px;border-radius:50%;background:color-mix(in srgb,var(--w1) 80%,#000)}
.wb-ring b{position:relative;font-size:17px;font-variant-numeric:tabular-nums}
.w-locked .world-banner{filter:grayscale(.75);opacity:.75}

.trail{padding:28px 4px 8px}
.trail-row{position:relative;display:grid;grid-template-columns:repeat(var(--n),minmax(0,1fr));align-items:start}
.trail-row::before{content:"";position:absolute;top:34px;height:6px;border-radius:3px;background:color-mix(in srgb,var(--w1) 25%,var(--line));left:calc(100% / var(--n) / 2 + 100% / var(--n) * var(--l));right:calc(100% / var(--n) / 2 + 100% / var(--n) * var(--r))}
.trail-turn{position:relative;height:30px;margin-top:-56px;margin-bottom:-6px;pointer-events:none}
.trail-turn::before{content:"";position:absolute;top:0;bottom:-34px;width:6px;border-radius:3px;background:color-mix(in srgb,var(--w1) 25%,var(--line))}
.trail-turn.right::before{right:calc(100% / var(--n) / 2 - 3px)}
.trail-turn.left::before{left:calc(100% / var(--n) / 2 - 3px)}
.trail-turn + .trail-row{margin-top:56px}
.node{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:6px;border:0;background:none;padding:0 4px 18px;cursor:pointer;color:var(--fg);text-align:center;min-width:0;font:inherit}
.node.ghost{visibility:hidden}
.node .dot{width:74px;height:74px;border-radius:50%;display:grid;place-items:center;font-size:24px;font-weight:700;font-family:var(--f-display);background:var(--card);color:var(--w1);box-shadow:0 0 0 6px var(--bg),0 4px 0 0 color-mix(in srgb,var(--w1) 45%,#000),0 0 0 0 transparent;border:3px solid var(--w1);transition:transform .2s;font-variant-numeric:tabular-nums}
.node .dot svg{width:30px;height:30px}
.node:hover .dot{transform:translateY(-3px)}
.node.done .dot{background:var(--w1);color:#fff}
.node.lesson .dot{border-radius:22px}
.node.exam .dot{border-radius:22px;background:color-mix(in srgb,var(--gold) 22%,var(--card));color:#b45309;border-color:var(--gold);box-shadow:0 0 0 6px var(--bg),0 4px 0 0 #b45309}
.node.exam.done .dot{background:var(--gold);color:#5a3a00}
.node.locked{cursor:not-allowed}
.node.locked .dot{border-color:var(--line);color:var(--fg3);background:var(--bg-alt);box-shadow:0 0 0 6px var(--bg),0 4px 0 0 var(--line)}
.node.locked:hover .dot{transform:none}
.node.next .dot{animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 6px var(--bg),0 4px 0 0 color-mix(in srgb,var(--w1) 45%,#000),0 0 0 8px color-mix(in srgb,var(--w1) 0%,transparent)}50%{box-shadow:0 0 0 6px var(--bg),0 4px 0 0 color-mix(in srgb,var(--w1) 45%,#000),0 0 0 14px color-mix(in srgb,var(--w1) 25%,transparent)}}
.node.next::after{content:"从这里开始";position:absolute;top:-26px;left:50%;transform:translateX(-50%);white-space:nowrap;font-size:12px;font-weight:600;background:var(--w1);color:#fff;padding:3px 10px;border-radius:980px}
.node .nl{font-size:15px;font-weight:600;line-height:1.3;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.node .ns{font-size:12px;color:var(--fg2);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.node .ns i{font-style:normal;color:var(--line);font-size:14px}
.node .ns i.on{color:var(--gold)}
.node.locked .nl{color:var(--fg3)}

/* 英雄卡片 */
.hero-card{background:linear-gradient(180deg,color-mix(in srgb,var(--hc) 14%,var(--card)),var(--card) 60%)}
.hero-card .motto{margin:0;font-size:14px;color:var(--fg);font-weight:500}
.parade{display:block;width:100%;max-width:100%;height:auto}

@media (max-width:600px){
  .world-banner{padding:22px;grid-template-columns:minmax(0,1fr)}
  .wb-ring{display:none}
  .node .dot{width:58px;height:58px;font-size:20px}
  .node .dot svg{width:24px;height:24px}
  .trail-row::before{top:27px}
  .node .nl{font-size:13px}
}
@media (prefers-reduced-motion:reduce){.node.next .dot{animation:none}}

.btn{white-space:nowrap}
.nav-in>.btn,.nav-in>.user-chip,.nav-in>.icon-btn,.nav-in>.brand{flex:none}
.nav-links{min-width:0;flex:1 1 auto;justify-content:flex-end}
@media (max-width:560px){.nav-in>.btn.sm{padding:6px 12px;font-size:13px}}