:root{--ink:#1d1d1f;--muted:#6e6e73;--surface:#fff;--canvas:#f5f5f7;--line:rgba(0,0,0,.08);--blue:#0071e3;--shadow:0 18px 50px rgba(0,0,0,.07)}
*{box-sizing:border-box}html{background:var(--canvas);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}body{margin:0;background:radial-gradient(circle at 50% -20%,#fff 0,#f5f5f7 45%);min-height:100vh}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit}button:focus-visible,input:focus-visible{outline:3px solid rgba(0,113,227,.24);outline-offset:2px}
#login{min-height:100vh;display:grid;place-items:center;padding:24px}#login form{width:min(390px,100%);background:rgba(255,255,255,.88);backdrop-filter:blur(24px);padding:44px;border:1px solid rgba(255,255,255,.8);border-radius:24px;box-shadow:0 30px 90px rgba(0,0,0,.11)}#login form>b{letter-spacing:.12em;font-size:12px}#login h1{font-size:30px;letter-spacing:-.04em;margin:18px 0 26px}#login input{width:100%;height:50px;margin:6px 0;padding:0 16px;border:1px solid rgba(0,0,0,.12);border-radius:12px;background:#fff}#login button{width:100%;height:50px;margin-top:12px;border:0;border-radius:12px;background:var(--ink);color:#fff;font-weight:600}#login p{color:#d70015;min-height:20px}
header{height:84px;display:flex;align-items:center;gap:22px;padding:0 max(32px,calc((100vw - 1440px)/2));background:rgba(255,255,255,.76);backdrop-filter:saturate(180%) blur(22px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}header>b{font-size:13px;letter-spacing:.12em}header h1{font-size:18px;line-height:1.2;margin:0;letter-spacing:-.02em}header small{display:block;color:var(--muted);margin-top:3px}header>button{margin-left:auto;border:0;background:transparent;color:var(--muted);padding:9px 12px;border-radius:9px}header>button:hover{background:rgba(0,0,0,.05);color:var(--ink)}
.search{max-width:760px;margin:34px auto 28px;padding:0 24px}.search input{width:100%;height:52px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.88);box-shadow:0 8px 30px rgba(0,0,0,.04);padding:0 20px;font-size:15px;transition:.2s}.search input:focus{background:#fff;border-color:rgba(0,113,227,.4);box-shadow:0 10px 35px rgba(0,113,227,.08)}
main{max-width:1440px;margin:0 auto;display:grid;grid-template-columns:224px minmax(0,1fr);gap:40px;padding:10px 32px 72px}aside{padding:10px 20px 20px 0;border-right:1px solid var(--line);position:sticky;top:110px;align-self:start;max-height:calc(100vh - 130px);overflow:auto}aside button{display:block;width:100%;border:0;background:transparent;text-align:left;padding:10px 12px;margin:2px 0;border-radius:10px;font-size:14px;transition:.16s}aside button:hover{background:rgba(0,0,0,.045)}#recommended{color:var(--blue);font-weight:600}.sub{margin:2px 0 6px 15px;padding-left:10px;border-left:1px solid rgba(0,0,0,.1)}.sub button{color:var(--muted);font-size:13px}.cat.root{font-weight:600}#newCat{margin-top:14px;color:var(--muted);border:1px dashed rgba(0,0,0,.14);text-align:center}
.bar{display:flex;align-items:center;justify-content:space-between;margin:7px 0 20px}.bar h2{font-size:30px;letter-spacing:-.045em;margin:0}.bar button{border:0;background:var(--ink);color:white;padding:11px 17px;border-radius:999px;font-weight:600;font-size:13px;box-shadow:0 6px 16px rgba(0,0,0,.12)}#items{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px}.tile{position:relative;min-height:118px;padding:20px;background:rgba(255,255,255,.92);border:1px solid rgba(0,0,0,.065);border-radius:18px;box-shadow:0 3px 14px rgba(0,0,0,.025);cursor:pointer;overflow:hidden;transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s,border-color .22s}.tile:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(0,0,0,.1)}.tile:active{transform:scale(.985)}.tile i{display:block;width:10px;height:10px;border-radius:50%;margin-bottom:22px;box-shadow:0 0 0 5px color-mix(in srgb,currentColor 10%,transparent)}.tile b{display:block;font-size:16px;letter-spacing:-.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tile small{display:none}
dialog{border:0;border-radius:22px;padding:0;box-shadow:0 30px 100px rgba(0,0,0,.22);background:rgba(255,255,255,.96);backdrop-filter:blur(24px)}dialog::backdrop{background:rgba(0,0,0,.26);backdrop-filter:blur(5px)}dialog form{width:min(440px,90vw);display:grid;gap:13px;padding:30px}dialog h2{margin:0 0 8px;font-size:24px}dialog input,dialog select,dialog textarea{width:100%;border:1px solid rgba(0,0,0,.12);border-radius:11px;background:#fff;padding:12px}dialog textarea{min-height:110px;resize:vertical}dialog button{border:0;border-radius:11px;background:var(--ink);color:#fff;padding:13px;font-weight:600}
@media(max-width:820px){header{padding:16px 18px;height:auto}header small{display:none}.search{margin:20px auto;padding:0 16px}main{display:block;padding:0 16px 48px}aside{position:static;display:flex;gap:6px;overflow-x:auto;border:0;padding:0 0 16px;max-height:none}aside>button,aside>div{flex:0 0 auto}aside button{width:auto;white-space:nowrap;background:rgba(255,255,255,.75);border:1px solid var(--line)}.sub{display:flex;margin:0;border:0;padding:0}.bar h2{font-size:25px}#items{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.tile{min-height:102px;padding:16px;border-radius:15px}.tile i{margin-bottom:18px}}
@media(max-width:420px){#items{grid-template-columns:1fr 1fr}.tile b{font-size:14px}}