:root{--bg:#fbf8f3;--panel:#fff;--fg:#1d1b3a;--mute:#6b6880;--line:#e9e4da;--accent:#e8590c;--accent-2:#ff922b;--ok:#2b8a3e;--err:#c92a2a;--soft:#fff3e6;--shadow:0 1px 2px rgba(29,27,58,.06),0 8px 24px rgba(29,27,58,.06);color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--bg:#121120;--panel:#1b1a2e;--fg:#f1eff8;--mute:#a19db8;--line:#2d2b45;--accent:#ff8a3d;--accent-2:#ffb066;--ok:#69db7c;--err:#ff8787;--soft:#2a2135;--shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25)}}
*{box-sizing:border-box}[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.6 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif}
a{color:inherit}code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em;overflow-wrap:anywhere}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.mute{color:var(--mute)}.small{font-size:13px}.err{color:var(--err)}.ok{color:var(--ok)}
.row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.row.end{justify-content:flex-end}
.btn{display:inline-flex;align-items:center;gap:6px;font:inherit;font-weight:600;color:#fff;background:linear-gradient(180deg,var(--accent-2),var(--accent));border:0;border-radius:999px;padding:9px 18px;cursor:pointer;text-decoration:none;white-space:nowrap;box-shadow:0 4px 14px rgba(232,89,12,.25)}
.btn.small{padding:5px 14px;font-size:13px}
.btn.ghost{color:var(--fg);background:transparent;border:1px solid var(--line);box-shadow:none}
.btn.danger{color:var(--err);background:transparent;border:1px solid var(--line);box-shadow:none}
.btn:disabled{opacity:.5;cursor:default}
.nav{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px}
.nav nav{display:flex;align-items:center;gap:18px}.nav nav a:not(.btn){text-decoration:none;color:var(--mute)}
.logo{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-size:18px}
.dial{width:22px;height:22px;border-radius:50%;border:3px solid var(--fg);position:relative;display:inline-block}
.dial::before,.dial::after{content:"";position:absolute;left:50%;top:50%;width:2px;background:var(--accent);transform-origin:50% 0;border-radius:2px}
.dial::before{height:7px;transform:translateX(-50%) rotate(180deg)}.dial::after{height:5px;transform:translateX(-50%) rotate(-60deg)}
/* product page */
.hero{padding:72px 0 40px}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.kicker{display:inline-block;margin:0 0 12px;padding:2px 12px;border-radius:999px;background:var(--soft);color:var(--accent);font-weight:600;font-size:13px}
.hero h1{font-size:clamp(38px,6vw,64px);line-height:1.05;letter-spacing:-.03em;margin:0 0 18px}
.lead{font-size:18px;color:var(--mute);max-width:560px}
.demo{position:relative;display:grid;gap:12px;padding:24px;border-radius:28px;background:radial-gradient(120% 90% at 100% 0%,var(--soft),transparent 60%),var(--panel);box-shadow:var(--shadow);border:1px solid var(--line)}
.card.r{display:flex;align-items:center;gap:16px;padding:14px 16px;border-radius:16px;background:var(--bg);border:1px solid var(--line)}
.card.r.dim{opacity:.55}
.card .when{display:grid;min-width:72px}.card .when b{font-size:22px;letter-spacing:-.02em}.card .when span,.card .what span{font-size:12px;color:var(--mute)}
.card .what{display:grid}
.bubble{justify-self:end;margin-top:6px;padding:10px 14px;border-radius:18px 18px 4px 18px;background:var(--fg);color:var(--bg);font-size:14px}
.features{padding:24px 0 48px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.feat{padding:20px;border-radius:20px;background:var(--panel);border:1px solid var(--line)}
.feat .ic{font-size:26px}.feat h3{margin:8px 0 4px;font-size:16px}.feat p{margin:0;color:var(--mute);font-size:14px}
.how,.dev{padding:40px 0;border-top:1px solid var(--line)}
.how h2,.dev h2{font-size:26px;letter-spacing:-.02em;margin:0 0 16px}
.steps{list-style:none;counter-reset:s;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.steps li{counter-increment:s;padding:20px;border-radius:20px;background:var(--panel);border:1px solid var(--line);display:grid;gap:6px}
.steps li::before{content:counter(s);display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700}
.steps li span{color:var(--mute);font-size:14px}
.plain{margin:0;padding-left:18px}.plain li{margin:6px 0}
.tools{list-style:none;margin:0;padding:0;display:grid;gap:6px}.tools li{display:grid;grid-template-columns:150px 1fr;gap:8px;font-size:14px}.tools span{color:var(--mute)}
.foot{border-top:1px solid var(--line);padding:24px 0}.foot .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.signin{max-width:460px;margin:14vh auto 0;padding:0 20px;display:grid;gap:10px;justify-items:start}.signin h1{margin:16px 0 0}
/* app */
.who{display:flex;align-items:center;gap:10px}.avatar{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--soft);color:var(--accent);font-weight:700}
.cols{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:20px;padding-top:24px;padding-bottom:120px}
.col{display:grid;gap:20px;align-content:start}
.panel{padding:20px;border-radius:22px;background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow)}
.panel h2{font-size:17px;margin:0 0 12px}
.sec-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}.sec-head h2{margin:0}.sec-head #new{margin-left:auto}
.seg{display:inline-flex;padding:3px;border-radius:999px;background:var(--bg);border:1px solid var(--line)}
.seg button{font:inherit;font-size:13px;border:0;background:none;color:var(--mute);padding:3px 12px;border-radius:999px;cursor:pointer}
.seg button[aria-selected=true],.seg button[aria-pressed=true]{background:var(--panel);color:var(--fg);box-shadow:var(--shadow)}
.list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.item{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;padding:14px 16px;border-radius:16px;border:1px solid var(--line);background:var(--bg)}
.item.paused,.item.done{opacity:.65}
.item .when{display:grid;min-width:92px}.item .when b{font-size:22px;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.item .when span{font-size:12px;color:var(--mute)}
.item .what{min-width:0}.item .what b{display:block}.item .what p{margin:2px 0 6px;color:var(--mute);font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}
.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{font-size:12px;padding:1px 9px;border-radius:999px;border:1px solid var(--line);color:var(--mute);white-space:nowrap}
.chip.accent{border-color:transparent;background:var(--soft);color:var(--accent)}.chip.err{color:var(--err)}
.acts{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.acts button{font:inherit;font-size:12px;background:none;border:1px solid var(--line);border-radius:999px;padding:2px 10px;color:var(--fg);cursor:pointer;white-space:nowrap}
.empty{margin:16px 0 4px;color:var(--mute);text-align:center}
.editor{display:grid;gap:12px;padding:16px;margin-bottom:16px;border-radius:18px;background:var(--soft);border:1px solid var(--line)}
.editor h3{margin:0;font-size:15px}
.fld{display:grid;gap:6px}.fld>span{font-size:13px;font-weight:600}.fld em{font-weight:400;font-style:normal;color:var(--mute)}
input,textarea,select{font:inherit;color:inherit;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:7px 10px;min-width:0}
textarea{resize:vertical;width:100%}input:focus,textarea:focus,select:focus{outline:2px solid color-mix(in srgb,var(--accent) 45%,transparent);border-color:var(--accent)}
.num{width:96px}.wide{width:min(100%,340px)}#f-title,#tz{width:100%}#tz{flex:1}
.check{display:inline-flex;align-items:center;gap:6px;font-size:14px}
.more summary{cursor:pointer;color:var(--mute);font-size:13px}.more .fld{margin-top:10px}
.msg:empty{display:none}.msg{margin:0;font-size:13px}
.runs{list-style:none;margin:0;padding:0;display:grid;gap:8px}.runs li{display:grid;gap:2px;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px}.runs li:last-child{border-bottom:0}
.runs .top{display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}.runs .detail{color:var(--mute);overflow-wrap:anywhere}
.status{display:flex;align-items:center;gap:8px;font-weight:600}.dot{width:9px;height:9px;border-radius:50%;background:var(--line)}.dot.on{background:var(--ok);box-shadow:0 0 0 4px color-mix(in srgb,var(--ok) 20%,transparent)}
.linkbox{display:grid;gap:6px;margin-top:10px;padding:10px;border-radius:12px;background:var(--bg);border:1px dashed var(--line);font-size:12px}
.tips li{color:var(--fg)}
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);padding:10px 16px;border-radius:999px;background:var(--fg);color:var(--bg);font-size:14px;box-shadow:var(--shadow);z-index:20}
@media (max-width:900px){.hero-in,.grid2,.cols{grid-template-columns:1fr}.grid4,.steps{grid-template-columns:1fr 1fr}.hero{padding-top:40px}}
@media (max-width:560px){.grid4,.steps{grid-template-columns:1fr}.nav nav a:not(.btn){display:none}.item{grid-template-columns:1fr;gap:8px}.who code{display:none}}