:root{color-scheme:dark;--bg:#11171e;--panel:#19232d;--line:#30404e;--text:#edf2f7;--muted:#a4b3c1;--accent:#7ce2d1;--error:#ffb2a5;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;font-size:16px;-webkit-text-size-adjust:100%}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;background:var(--bg);color:var(--text);min-width:280px;min-height:100vh;min-height:100dvh}
button,input,select{font:inherit;color:inherit}
button,a,input,select{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
button:disabled{opacity:.35;cursor:default}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,.gesture-surface:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
a{color:var(--accent)}
.page-shell{width:100%;max-width:1200px;margin:auto;padding:env(safe-area-inset-top) max(16px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}
.app-header{display:flex;align-items:center;gap:12px;min-height:76px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-size:20px;font-weight:650;text-decoration:none;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:34px;height:36px;border:1px solid #548b80;border-radius:10px;background:#213d38;color:var(--accent);font-size:19px}
.readonly-badge{padding:4px 8px;border:1px solid #415365;border-radius:5px;color:#b8c9d9;font-size:12px;white-space:nowrap}
.app-header>.text-button{margin-left:auto}
.button{display:inline-flex;justify-content:center;align-items:center;min-width:44px;min-height:44px;padding:9px 14px;border:1px solid #405367;border-radius:8px;background:#21303e;color:var(--text);line-height:1.35;font-weight:550}
.button:hover:not(:disabled){background:#2b3d4d}
.button.primary{border-color:var(--accent);background:var(--accent);color:#102723}
.text-button{min-height:44px;padding:8px 4px;border:0;background:transparent;color:var(--accent);font-size:14px;font-weight:550;line-height:1.4}
.text-button:hover{text-decoration:underline}
.muted{color:var(--muted);line-height:1.6}
.field-label{display:block;margin:0 0 7px;color:#b2c1d0;font-size:12px;line-height:1.4}
select,input{width:100%;min-height:46px;padding:10px 12px;border:1px solid #415466;border-radius:8px;background:#18232d;font-size:16px;line-height:1.4}
select{padding-right:28px;text-overflow:ellipsis;overflow:hidden}
.boot-status{padding:70px 0;text-align:center;color:var(--muted);line-height:1.6}
.login-section{padding:56px 0 72px}
.login-card{width:100%;max-width:440px;margin:auto;padding:32px 28px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(150deg,#20312f,#19232d 58%);box-shadow:0 18px 50px #0002}
.eyebrow{color:var(--accent);font-size:12px;letter-spacing:.08em}
.login-card h1{margin:19px 0 14px;font-size:27px;line-height:1.45;letter-spacing:-.02em}
.login-card>.muted{margin:0 0 28px;font-size:15px}
.password-row{display:flex;gap:8px}
.password-row input{min-width:0}
.password-toggle{flex:0 0 56px;min-height:46px;border:1px solid #415466;border-radius:8px;background:#21303e;font-size:14px}
.error-message{margin:10px 0;min-height:23px;color:var(--error);font-size:14px;line-height:1.6;overflow-wrap:anywhere}
.login-button{width:100%}
.login-note{margin:23px 0 0;color:var(--muted);font-size:12px;line-height:1.8}
.workspace-section{padding-top:22px}
.workspace-controls{display:flex;align-items:flex-end;gap:12px}
.skill-field{flex:1 1 auto;min-width:0}
.refresh-button{flex:0 0 auto;min-height:46px}
.sync-strip{display:flex;flex-wrap:wrap;gap:5px 14px;margin:12px 0 22px;color:var(--muted);font-size:12px;line-height:1.6}
.connection-status:before{display:inline-block;content:"";width:6px;height:6px;margin-right:6px;border-radius:50%;background:#8399ab;vertical-align:2px}
.connection-status[data-state="ok"]:before{background:var(--accent)}
.connection-status[data-state="error"]{color:var(--error)}
.connection-status[data-state="error"]:before{background:var(--error)}
.notice{margin:12px 0;padding:12px 14px;border:1px solid #6b553b;border-radius:8px;background:#332c22;color:#eed5b3;font-size:14px;line-height:1.65;overflow-wrap:anywhere}
.empty-workspace{padding:48px 14px 70px;text-align:center;color:var(--muted)}
.empty-symbol{font-size:40px;color:var(--accent)}
.empty-workspace h1{font-size:22px;color:var(--text);line-height:1.5}
.empty-workspace p{font-size:15px;line-height:1.75}
.step-navigation{display:flex;align-items:flex-end;gap:10px;padding-top:18px;border-top:1px solid var(--line)}
.step-field{flex:1 1 auto;min-width:0}
.step-arrow{height:46px;flex:0 0 44px;padding:0;font-size:31px;font-weight:400;line-height:1}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:0 6px;margin-top:10px;color:var(--muted);font-size:12px;line-height:1.5}
.breadcrumbs .text-button{min-height:36px;max-width:100%;padding:6px 0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}
.step-heading{display:flex;align-items:center;gap:14px;margin:17px 0 19px}
.heading-copy{flex:1;min-width:0}
.step-number{color:var(--accent);font-size:12px}
.step-heading h1{margin:7px 0 0;font-size:24px;font-weight:650;line-height:1.4;overflow-wrap:anywhere}
.step-heading>.text-button{flex-shrink:0}
.overview-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:8px}
.overview-heading p{margin:0;font-size:14px}
.overview-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.overview-card{min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.overview-card-button{display:block;width:100%;padding:0;border:0;background:none;text-align:left;color:inherit;touch-action:pan-y}
.overview-card-header{display:flex;align-items:baseline;gap:9px;padding:15px 14px;font-size:15px;line-height:1.5}
.overview-card-number{flex-shrink:0;color:var(--accent);font-size:13px}
.overview-card-name{min-width:0;overflow-wrap:anywhere;font-weight:600}
.overview-card-preview{position:relative;height:220px;margin:0 8px;background:#10171d;border-radius:7px;overflow:hidden;pointer-events:none}
.preview-placeholder{position:absolute;inset:0;z-index:10;display:grid;place-items:center;padding:16px;color:var(--muted);font-size:13px;text-align:center;pointer-events:none}
.overview-card-footer{display:flex;justify-content:space-between;gap:10px;padding:11px 14px;color:var(--muted);font-size:12px;line-height:1.5}
.open-card-hint{color:var(--accent);white-space:nowrap}
.overview-back{margin:-8px 0 8px}
.canvas-frame{position:relative;height:55vh;height:55dvh;min-height:280px;max-height:680px;overflow:hidden;border:1px solid #3b4d5c;border-radius:12px;background:#10171d}
.canvas-host{position:absolute;inset:0}
.gesture-surface{position:absolute;inset:0;z-index:30;touch-action:none;user-select:none;-webkit-user-select:none;cursor:grab}
.gesture-surface[data-dragging="true"]{cursor:grabbing}
.canvas-placeholder{position:absolute;inset:0;z-index:31;display:flex;align-items:center;justify-content:center;margin:0;padding:28px;color:var(--muted);line-height:1.7;text-align:center;pointer-events:none}
.canvas-controls{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;margin:11px 0 20px}
.gesture-hint{margin:0;color:var(--muted);font-size:12px;line-height:1.5}
.zoom-controls{display:flex;align-items:center;gap:3px}
.zoom-button{width:44px;padding:6px;font-size:20px}
.zoom-value{min-width:50px;padding:0 4px;text-align:center;color:#c8d9e9;font-size:12px;font-variant-numeric:tabular-nums}
.fit-button{margin-left:5px;padding:9px 12px;font-size:14px}
.notes-section{padding-top:3px}
.notes-section h2{margin:14px 0;font-size:17px;font-weight:600}
.notes-list{display:grid;gap:10px}
.note{margin:0;padding:15px 16px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.note-image-label{display:block;margin-bottom:8px;color:var(--accent);font-size:12px}
.note-text{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;color:#dce6ed;font-size:16px;line-height:1.8;user-select:text;-webkit-user-select:text}
.page-footer{margin-top:36px;padding:18px 0;border-top:1px solid var(--line);color:#91a3b4;font-size:12px;line-height:1.6;text-align:center}
@media(min-width:900px){.page-shell{padding-left:30px;padding-right:30px}.workspace-controls{max-width:660px}.canvas-frame{height:61vh;height:61dvh}.overview-cards{grid-template-columns:repeat(3,minmax(0,1fr))}.overview-card-preview{height:190px}}
@media(max-width:600px){.overview-cards{grid-template-columns:1fr}.step-heading h1{font-size:22px}.canvas-controls{justify-content:center}.gesture-hint{width:100%;text-align:center;margin-bottom:2px}.login-section{padding:34px 0 50px}.login-card{padding:29px 22px}.login-card h1{font-size:25px}.app-header{gap:9px;min-height:70px}.readonly-badge{font-size:11px;padding:4px 6px}.brand{font-size:19px}.overview-card-preview{height:200px}}
@media(max-width:340px){.page-shell{padding-left:10px;padding-right:10px}.readonly-badge{padding:4px}.brand{gap:7px;font-size:17px}.step-navigation{gap:6px}.login-card{padding:25px 17px}.login-card h1{font-size:23px}}
@media(orientation:landscape) and (max-height:600px){.canvas-frame{height:72vh;height:72dvh;min-height:220px}.overview-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.overview-card-preview{height:180px}.login-section{padding-top:24px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}