/* High-fidelity mockup only (not product code). Dark glass identity, flat controls, Manus-like structure. */
:root{--bg:#0f1b29;--text:#e6edf5;--muted:#afbecc;--faint:#8597a8;--line:#d2eaff1f;--line2:#d2eaff33;--card:#16263acc;--card2:#1b2d42;--hover:#c3e4ff14;--accent:#8fd0f7;--primary:#e6eef6;--ink:#0f1b28;--ok:#7fd8a8}
*{box-sizing:border-box}html,body{margin:0;height:100%}
body{font:16px/1.5 var(--tw-font);color:var(--text);background:var(--bg);overflow:hidden}
.atm{position:fixed;inset:0;z-index:-1;transform:translateZ(0);will-change:transform;contain:strict;background:radial-gradient(ellipse 60% 40% at 70% 0%,#3a5675 0%,transparent 70%),radial-gradient(ellipse 50% 50% at 20% 100%,#23405f 0%,transparent 70%),linear-gradient(160deg,#17304f,#10243f 46%,#0a1a2e)}
.app{display:grid;grid-template-columns:248px 1fr;height:100vh}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
/* sidebar */
.side{display:flex;flex-direction:column;padding:14px 12px;background:#0d1a2a;border-right:1px solid #c8dcec1f;min-height:0}
.side-top{display:flex;align-items:center;gap:8px;height:40px;padding:0 6px;margin-bottom:10px}
.side-top img{width:26px;height:26px}.side-top b{font-weight:600;font-size:17px;flex:1}
.ib{width:34px;height:34px;display:grid;place-items:center;border-radius:8px;color:var(--muted)}.ib:hover{background:var(--hover);color:var(--text)}
.row{display:flex;align-items:center;gap:10px;height:40px;padding:0 10px;border-radius:10px;font-size:16px;color:var(--text);white-space:nowrap;overflow:hidden}
.row:hover{background:var(--hover)}.row.on{background:#c3e4ff1f}.row svg{color:var(--muted)}
.row .t{overflow:hidden;text-overflow:ellipsis;flex:1}
.row .st{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px #8fd0f726;animation:p 1.6s infinite}
@keyframes p{50%{opacity:.4}}
.sec{font-size:14px;color:var(--faint);padding:16px 10px 6px}
.side-list{flex:1;min-height:0;overflow:auto;scrollbar-width:none}
.side-foot{display:flex;align-items:center;gap:10px;padding:10px 6px 2px;border-top:1px solid #c8dcec1a}
.av{width:30px;height:30px;border-radius:50%;background:#3d5a78;display:grid;place-items:center;font-size:14px;font-weight:600}
.side-foot span{flex:1;font-size:15px}
/* top bar */
.main{display:flex;flex-direction:column;min-width:0;min-height:0}
.top{display:flex;align-items:center;gap:10px;height:56px;padding:0 20px;flex:none}
.top .crumb{font-size:16px;color:var(--muted)}.top .crumb b{color:var(--text);font-weight:500}
.sp{flex:1}
.pill{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px;border-radius:999px;border:1px solid var(--line2);font-size:14px;color:var(--muted)}
.ghost{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 12px;border-radius:10px;color:var(--text);font-size:15px}.ghost:hover{background:var(--hover)}.ghost svg{color:var(--muted)}
.btn{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:12px;font-size:16px;font-weight:500}
.btn.pri{background:var(--primary);color:var(--ink)}.btn.sec{background:#c3e4ff1f}
/* home */
.stage{flex:1;min-height:0;overflow:auto;display:flex;flex-direction:column;align-items:center;padding:24px 32px 0}
.wrap{width:min(940px,100%)}
.hello{font-size:30px;font-weight:500;letter-spacing:.5px;margin:40px 0 26px}
.cards{display:grid;grid-template-columns:1.25fr 1fr 1fr;grid-template-rows:1fr 1fr;gap:12px;height:330px}
.c{position:relative;border:1px solid var(--line);border-radius:14px;background:var(--card);overflow:hidden;display:flex;flex-direction:column;text-align:left}
.c:hover,.c.on{border-color:#d2eaff4d}.c.on{background:#1d324acc}
.c .art{flex:1;min-height:0;background:center/contain no-repeat}
.c .cap{padding:10px 14px 12px;border-top:1px solid var(--line)}
.c .cap b{display:flex;align-items:center;gap:4px;font-weight:500;font-size:16px}
.c .cap small{display:block;font-size:14px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.c.big{grid-row:span 2}.c.big .cap b{font-size:18px}
.ex-h{display:flex;align-items:baseline;justify-content:space-between;margin:30px 0 12px}
.ex-h b{font-weight:500;font-size:17px}.ex-h a{font-size:14px;color:var(--muted);text-decoration:none}
.ex{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px}
.e{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--card)}
.e .th{height:104px;background:#f4f6f8 center/cover no-repeat;position:relative;overflow:hidden}
.e .tag{position:absolute;left:8px;top:8px;display:inline-flex;align-items:center;gap:4px;height:24px;padding:0 8px;border-radius:7px;background:#0f1b28cc;color:#e6edf5;font-size:13px}
.e .tag svg{width:14px;height:14px}
.e p{margin:0;padding:9px 12px 11px;font-size:15px;line-height:1.4}
/* composer */
.dock{flex:none;display:flex;justify-content:center;padding:10px 32px 18px}
.comp{width:min(940px,100%);border:1px solid #d2eaff2e;border-radius:18px;background:#13212fe6;backdrop-filter:blur(20px)}
.scope{display:flex;align-items:center;gap:6px;padding:10px 12px 0}
.chip{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 10px;border-radius:9px;font-size:14px;color:var(--muted)}
.chip:hover{background:var(--hover)}.chip.on{background:#c3e4ff1f;color:var(--text)}.chip svg{width:16px;height:16px}
.chip .x{margin-left:2px;opacity:.7}
.field{padding:10px 18px 4px;min-height:54px;font-size:16px;color:var(--faint)}
.field.typed{color:var(--text)}
.tools{display:flex;align-items:center;gap:6px;padding:4px 10px 10px}
.tools .ib{width:36px;height:36px}
.send{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#d2eaff1f;color:#afbecc}
.send.live{background:var(--primary);color:var(--ink)}.send.stop{background:var(--primary);color:var(--ink)}
/* expanded module panel (opens above the composer, like Manus 构建/创建) */
.panel{width:min(940px,100%);border:1px solid var(--line2);border-radius:18px;background:#14243acc;backdrop-filter:blur(22px);padding:16px 16px 14px;margin-bottom:10px}
.panel-h{display:flex;align-items:center;gap:10px;margin:0 4px 12px}.panel-h b{font-size:17px;font-weight:500;flex:1}
.feat{display:flex;align-items:center;gap:16px;padding:14px 16px;border-radius:14px;background:#c3e4ff12;margin-bottom:12px}
.feat div{flex:1}.feat b{font-size:16px;font-weight:500;display:flex;gap:4px;align-items:center}.feat small{display:block;color:var(--muted);font-size:14px;margin-top:2px}
.feat .th2{width:180px;height:74px;border-radius:10px;background:#f4f6f8 center/cover no-repeat}
.subs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.sub{border-radius:12px;background:#c3e4ff0d;padding:0 0 10px;text-align:center;overflow:hidden}
.sub:hover{background:#c3e4ff1a}
.sub .th3{height:86px;margin-bottom:8px;display:grid;place-items:center;background:#0d1a2766}
.sub b{font-weight:500;font-size:15px}.sub small{display:block;font-size:14px;color:var(--muted);padding:0 8px}
/* modal */
.scrim{position:fixed;inset:0;background:#050b13a6;backdrop-filter:blur(3px);display:grid;place-items:center;z-index:5}
.modal{width:1060px;max-height:820px;border-radius:20px;background:#16263a;border:1px solid var(--line2);box-shadow:0 30px 80px #020914b3;overflow:hidden;display:flex;flex-direction:column}
.m-h{padding:20px 24px 0}.m-h .tt{display:flex;align-items:center;gap:10px}.m-h b{font-size:19px;font-weight:500;flex:1}
.m-h p{margin:6px 0 0;color:var(--muted);font-size:15px}
.m-b{margin:16px 24px 0;border-radius:14px;background:#fff;color:#1d2733;height:440px;overflow:hidden;display:grid;grid-template-columns:1fr 300px}
.m-f{display:flex;justify-content:flex-end;gap:10px;padding:16px 24px}
.m-more{border-top:1px solid var(--line);padding:14px 24px 18px}
.m-more .hh{display:flex;justify-content:space-between;font-size:15px;margin-bottom:10px}.m-more .hh span{color:var(--muted);font-size:14px}
.m-more .ls{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.m-more .it{display:flex;align-items:center;gap:12px;font-size:15px}.m-more .it i{width:96px;height:54px;border-radius:8px;background:#f4f6f8 center/cover;flex:none}
/* document (paper) */
.doc{padding:26px 34px;overflow:hidden;font-size:15px;line-height:1.7;color:#1d2733}
.doc h1{font-size:21px;margin:0 0 6px;font-weight:600}.doc .meta{font-size:13px;color:#5d6b79;margin-bottom:14px}
.doc h2{font-size:16px;margin:16px 0 6px;font-weight:600}
.doc .ev{margin:0 0 12px}.doc .ev b{font-weight:600}
.doc .cite{display:inline-flex;align-items:center;gap:3px;height:22px;padding:0 7px;border-radius:6px;background:#e8f1fa;color:#1f5f93;font-size:13px;white-space:nowrap;vertical-align:1px;cursor:pointer}
.doc .cite.on{background:#1f5f93;color:#fff}
.doc blockquote{margin:6px 0 0;padding:4px 0 4px 12px;border-left:3px solid #c9d8e6;color:#3c4a57;font-size:14px;font-style:italic}
.doc table{border-collapse:collapse;font-size:13px;width:100%;margin:6px 0 10px}.doc td,.doc th{border-bottom:1px solid #e4eaf0;padding:5px 6px;text-align:left}.doc th{color:#5d6b79;font-weight:500}
.srcbar{background:#f4f7fa;border-left:1px solid #e4eaf0;padding:18px;font-size:13px;color:#3c4a57;overflow:hidden}
.srcbar b{display:block;font-size:14px;color:#1d2733;margin-bottom:8px}
.pg{background:#fff;border:1px solid #dbe3eb;border-radius:6px;padding:12px;font:12px/1.55 Georgia,serif;color:#333;height:300px;overflow:hidden}
.pg mark{background:#ffe9a8;padding:1px 0}
.pg .no{font:12px var(--tw-font);color:#8a96a3;text-align:center;margin-top:8px}
/* task page */
.task{flex:1;min-height:0;display:grid;grid-template-columns:minmax(420px,1fr) minmax(560px,1.35fr)}
.conv{display:flex;flex-direction:column;min-height:0;border-right:1px solid #c8dcec1a}
.msgs{flex:1;min-height:0;overflow:auto;padding:8px 26px 10px}
.day{text-align:center;font-size:14px;color:var(--faint);margin:6px 0 14px}
.u{margin-left:auto;max-width:82%;width:fit-content;background:#c3e4ff1a;border-radius:14px 14px 4px 14px;padding:10px 14px;font-size:16px;margin-bottom:16px}
.a{margin-bottom:16px}.a .who{display:flex;align-items:center;gap:8px;font-size:15px;color:var(--muted);margin-bottom:6px}.a .who img{width:20px;height:20px}
.a p{margin:0 0 8px;font-size:16px}
.steps{border:1px solid var(--line);border-radius:12px;background:#13212f99;padding:4px 0;margin:6px 0 10px}
.step{display:flex;align-items:center;gap:10px;padding:8px 14px;font-size:15px}
.step .d{width:18px;height:18px;border-radius:50%;display:grid;place-items:center;flex:none}
.step .d.ok{background:#7fd8a826;color:var(--ok)}.step .d.ok svg{width:12px;height:12px;stroke-width:2.4}
.step .d.run{border:2px solid var(--accent);border-right-color:transparent;animation:r 1s linear infinite}
@keyframes r{to{transform:rotate(360deg)}}
.step .d.wait{border:1.5px solid #8597a8}
.step small{margin-left:auto;color:var(--faint);font-size:14px}
.step.cur{background:#c3e4ff0f}
.deliv{display:flex;align-items:center;gap:12px;border:1px solid var(--line2);border-radius:12px;padding:10px 12px;background:#16263acc;margin:8px 0}
.deliv .fi{width:40px;height:40px;border-radius:9px;background:#c3e4ff1a;display:grid;place-items:center;color:var(--accent)}
.deliv div{flex:1}.deliv b{font-weight:500;font-size:15px;display:block}.deliv small{color:var(--muted);font-size:14px}
.okline{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--ok)}
.runbar{display:flex;align-items:center;gap:10px;padding:8px 12px;margin:0 0 -1px;border:1px solid #d2eaff2e;border-bottom:0;border-radius:14px 14px 0 0;background:#13212fcc;font-size:14px;width:fit-content}
.runbar .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:p 1.6s infinite}
.conv .dock{padding:6px 20px 16px}.conv .comp{width:100%}
/* result pane */
.res{display:flex;flex-direction:column;min-height:0;padding:0 18px 18px 18px}
.tabs{display:flex;align-items:center;gap:4px;height:48px;flex:none}
.tab{display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 12px;border-radius:9px;font-size:15px;color:var(--muted)}
.tab.on{background:#c3e4ff1f;color:var(--text)}.tab svg{width:17px;height:17px}
.tab .n{font-size:13px;color:var(--faint)}
.sheet{flex:1;min-height:0;border-radius:14px;background:#fff;color:#1d2733;display:grid;grid-template-columns:1fr 280px;overflow:hidden}
.sheet .doc{overflow:auto}
.ann{position:absolute;z-index:9;background:#ffd54a;color:#1d1d1d;font:600 13px/1.3 var(--tw-font);padding:5px 9px;border-radius:8px;box-shadow:0 4px 14px #0006;max-width:250px}
.ann::before{content:attr(data-n);display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:#1d1d1d;color:#ffd54a;font-size:12px;margin-right:6px}
/* fixes after first render */
.c>*{width:100%}.row{text-align:left}.side-top b{white-space:nowrap;font-size:16px}
.side-foot .name{flex:1}.side-foot .av{flex:none}
.hello{margin:18px 0 18px}.cards{height:300px}.ex-h{margin:22px 0 10px}
.e .th.txt{padding:36px 12px 10px!important}
.c .art{background-size:cover!important;background-color:#16304d}
/* round 2: home cards keep full height; clarify + plan screen; step controls */
.home .cards{height:430px}.home .hello{margin:0 0 22px}
.opts{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 10px}
.opt{height:34px;padding:0 12px;border-radius:9px;border:1px solid var(--line2);font-size:15px;color:var(--text)}
.opt.on{background:#c3e4ff26;border-color:#8fd0f7aa}
.q{font-size:14px;color:var(--muted);margin:8px 0 4px}
.plan{flex:1;min-height:0;overflow:auto;border-radius:14px;background:#13212f;border:1px solid var(--line);padding:22px 26px}
.plan h3{font-size:19px;font-weight:500;margin:0 0 4px}.plan .sub2{color:var(--muted);font-size:14px;margin-bottom:16px}
.plan h4{font-size:15px;font-weight:500;color:var(--muted);margin:18px 0 8px}
.kv{display:grid;grid-template-columns:96px 1fr;gap:6px 14px;font-size:15px}.kv span:nth-child(odd){color:var(--muted)}
.pstep{display:grid;grid-template-columns:28px 1fr auto;gap:2px 12px;padding:10px 0;border-top:1px solid var(--line);font-size:15px;align-items:start}
.pstep .n{width:24px;height:24px;border-radius:50%;background:#c3e4ff1f;display:grid;place-items:center;font-size:13px}
.pstep b{font-weight:500}.pstep small{grid-column:2;color:var(--muted);font-size:14px}
.gate{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);white-space:nowrap}
.tg{width:34px;height:20px;border-radius:999px;background:#d2eaff2e;position:relative;flex:none}.tg::after{content:"";position:absolute;left:3px;top:3px;width:14px;height:14px;border-radius:50%;background:#afbecc}
.tg.on{background:#8fd0f7}.tg.on::after{left:17px;background:#0f1b28}
.acc{margin:0;padding-left:20px;font-size:15px}.acc li{margin:4px 0}
.planbar{display:flex;align-items:center;gap:10px;margin-top:14px}
.step .act{margin-left:8px;font-size:14px;color:var(--accent);white-space:nowrap}
.plan{padding-bottom:0}.pstep{padding:8px 0}.plan h4{margin:14px 0 6px}
.planbar{position:sticky;bottom:0;background:#13212f;margin:10px -26px 0;padding:12px 26px 16px;border-top:1px solid var(--line)}
.btn{white-space:nowrap;flex:none}.planbar>span:first-child{flex:1;min-width:0}