/* Private pages share the study palette without changing public pages. */
body.private-theme{--ink:#222b3b;--muted:#727b8c;--paper:#fff;--surface:#fff;--line:#e8ebf0;--soft:#edf2ff;--deep:#4266cf;--serif:var(--sans)}
.private-theme .memory-tools{background:#fffffff2}.private-theme .memory-head h1{font-size:30px;letter-spacing:0}.private-theme .private-story h1{font-size:36px;line-height:1.4;letter-spacing:0}.private-theme .auth-form label,.private-theme .memory-item p,.private-theme .weekly-copy p{color:#626d7f}.private-theme .small-button{min-width:44px;min-height:44px}.private-theme input:focus{border-color:#4266cf;box-shadow:0 0 0 3px #edf2ff}.private-theme :focus-visible{outline-color:#9bb1f4}.private-theme .memory-item{border-color:#e8ebf0}
:root {
  --ink:#173b32; --muted:#6b7b75; --paper:#f7f5ee; --surface:#fcfbf7;
  --line:#d9ddd5; --soft:#e8eee9; --deep:#173f35; --clay:#c96e46; --blue:#607f99;
  --serif:"Iowan Old Style","Noto Serif SC","Songti SC","STSong",Georgia,serif;
  --sans:ui-sans-serif,system-ui,-apple-system,"Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:var(--paper);color:var(--ink);font:16px/1.7 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid #78998a;outline-offset:3px}.site-header,main,footer{width:min(1180px,calc(100% - 48px));margin-inline:auto}.site-header{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.logo{font:700 17px/1 var(--serif);letter-spacing:.08em;text-decoration:none}.logo span{display:none}nav{display:flex;gap:24px}nav a{color:var(--muted);font-size:14px;text-decoration:none}nav .active,nav a:hover{color:var(--ink)}.workbench-link{color:var(--muted);font-size:14px;text-decoration:none}footer{display:flex;justify-content:space-between;padding:24px 0;border-top:1px solid var(--line);color:var(--muted);font-size:13px}

/* Public garden */
.hero-public{max-width:760px;padding:112px 0 84px}.kicker,.tag{margin:0 0 12px;color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase}.hero-public h1{margin:0;font:500 clamp(48px,8vw,88px)/1.04 var(--serif);letter-spacing:-.06em}.hero-public em{color:var(--clay);font-weight:400}.lead{max-width:590px;margin:28px 0 0;color:var(--muted);font-size:17px}.hero-actions{display:flex;gap:10px;margin-top:32px}.button{display:inline-block;padding:9px 14px;border-radius:7px;font-size:14px;text-decoration:none}.primary{background:var(--deep);color:#fff}.plain{border:1px solid var(--line)}.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;padding:48px 0;border-top:1px solid var(--line)}.intro-grid h2,.section-head h2{margin:0;font:500 30px/1.25 var(--serif);letter-spacing:-.035em}.intro-grid p:last-child{margin:0;color:var(--muted)}.section-head{display:flex;align-items:end;justify-content:space-between;margin:52px 0 18px}.section-head a{color:var(--muted);font-size:14px}.article-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;border-top:1px solid var(--line)}.feature-card,.paper-card{min-height:250px;display:flex;flex-direction:column;align-items:start;padding:26px 26px 24px 0;border-right:1px solid var(--line)}.feature-card{padding-right:34px}.paper-card{padding-left:26px}.paper-card:last-child{border-right:0}.feature-card h3{margin:4px 0 14px;font:500 31px/1.24 var(--serif);letter-spacing:-.04em}.paper-card h3{margin:2px 0 11px;font:500 21px/1.35 var(--serif)}.feature-card p:not(.tag),.paper-card p:not(.tag){margin:0;color:var(--muted);font-size:14px}.feature-card a,.paper-card a{margin-top:auto;font-size:14px;text-decoration:none}.paper-card>span{color:#92a59d;font:13px ui-monospace,monospace}.quote-band{max-width:850px;margin:78px auto;padding:0 5%;text-align:center}.quote-band p{margin:0;font:500 28px/1.5 var(--serif)}.quote-band span{display:block;margin-top:14px;color:var(--muted);font-size:13px}.project-strip{display:flex;align-items:center;justify-content:space-between;margin-bottom:72px;padding:32px 0;border-top:1px solid var(--line)}.project-strip h2{margin:0;font:500 27px var(--serif)}.project-strip p:not(.kicker){margin:6px 0 0;color:var(--muted);font-size:14px}.page-hero{max-width:720px;padding:76px 0 40px;border-bottom:1px solid var(--line)}.page-hero h1{margin:0;font:500 52px/1.1 var(--serif);letter-spacing:-.05em}.page-hero p{max-width:580px;margin-bottom:0;color:var(--muted)}.content-list{max-width:840px;padding:36px 0 72px}.content-row{display:grid;grid-template-columns:120px 1fr;gap:34px;padding:28px 0;border-bottom:1px solid var(--line)}.content-row time{color:var(--muted);font:13px ui-monospace,monospace}.content-row h2{margin:0 0 9px;font:500 27px/1.25 var(--serif)}.content-row p{margin:0;color:var(--muted)}.content-row a{display:inline-block;margin-top:12px;font-size:14px}.article-body{max-width:720px;padding:64px 0 80px}.article-body h1{font:500 48px/1.18 var(--serif);letter-spacing:-.05em}.article-body h2{margin-top:40px;font:500 28px var(--serif)}.article-body p{color:#36534a;font-size:17px}.reading-grid,.project-grid{display:grid;grid-template-columns:repeat(3,1fr);padding:24px 0 80px;border-top:1px solid var(--line)}.quote-card,.project-card{min-height:220px;padding:26px 26px 26px 0;border-right:1px solid var(--line)}.quote-card+.quote-card,.project-card+.project-card{padding-left:26px}.quote-card:last-child,.project-card:last-child{border-right:0}.quote-card blockquote{margin:0;font:500 21px/1.55 var(--serif)}.quote-card cite{display:block;margin-top:22px;color:var(--muted);font-size:13px;font-style:normal}.project-card h2{margin:12px 0 7px;font:500 25px var(--serif)}.project-card p{color:var(--muted);font-size:14px}.project-card a{font-size:14px}.status{color:var(--muted);font-size:13px}

/* Entry and account states */
.private-page,.reset-page,.callback{min-height:calc(100vh - 72px);display:grid;place-items:center;padding:64px 0}.private-shell{width:min(100%,900px);display:grid;grid-template-columns:1fr minmax(340px,.78fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.private-story{display:flex;flex-direction:column;justify-content:space-between;padding:44px 64px 44px 0;border-right:1px solid var(--line)}.private-story .kicker{display:none}.private-story h1{margin:0 0 18px;font:500 clamp(40px,5vw,58px)/1.08 var(--serif);letter-spacing:-.055em}.private-story>div>p:last-child{max-width:430px;margin:0;color:var(--muted)}.privacy-promise{display:flex;align-items:center;gap:10px;margin-top:64px;color:var(--muted);font-size:14px}.privacy-promise svg{width:18px;height:18px}.login-panel{padding:44px 0 44px 48px}.login-panel h2{margin:0 0 8px;font:500 28px var(--serif)}.login-panel>p{margin:0 0 24px;color:var(--muted);font-size:14px}.auth-form,.reset-form{display:grid;gap:10px}.auth-form label,.reset-form label{margin-top:4px;color:#536860;font-size:14px;font-weight:600}.auth-form input,.reset-form input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--ink);outline:0}.auth-form input:focus,.reset-form input:focus{border-color:#78998a;box-shadow:0 0 0 3px #bcd3c54d}.auth-form button[type="submit"],.reset-form button[type="submit"]{margin-top:8px;padding:11px 15px;border:0;border-radius:7px;background:var(--deep);color:#fff;font-weight:600;cursor:pointer;text-align:center}.auth-form button:disabled{cursor:wait;opacity:.65}.form-hint,.message{min-height:20px;margin:0;color:var(--muted);font-size:13px}.form-hint a{color:var(--deep)}.message[data-state="error"]{color:#a7442f}.signed-in{margin:22px 0;padding:16px 0;border-top:1px solid var(--line);font-size:14px}.reset-panel,.card{width:min(100%,500px);padding:42px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.reset-panel h1,.card h1{margin:0 0 14px;font:500 38px/1.12 var(--serif);letter-spacing:-.04em}.reset-panel>p,.card>p{color:var(--muted)}.reset-form{margin-top:26px}.notice{padding:14px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px}

/* Workbench */
.account-chip{max-width:240px;overflow:hidden;color:var(--muted);text-overflow:ellipsis;white-space:nowrap}.workbench{max-width:980px;padding:48px 0 88px}.workbench-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}.workbench-head h1{margin:0 0 6px;font:500 clamp(36px,5vw,50px)/1.08 var(--serif);letter-spacing:-.05em}.workbench-head p{margin:0;color:var(--muted);font-size:14px}.icon-button,.small-button{width:40px;height:40px;display:grid;place-items:center;flex:none;border:1px solid var(--line);border-radius:7px;background:transparent;color:var(--ink);cursor:pointer;text-decoration:none}.icon-button:hover,.small-button:hover{background:var(--soft)}.icon-button svg,.small-button svg{width:17px;height:17px}.capture{padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.capture-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:14px}.capture h2{margin:0;font:500 23px var(--serif)}.capture-modes,.filter-tabs,.filters{display:flex;gap:4px}.capture-modes button,.filter-tabs button,.filters button{min-height:34px;padding:6px 10px;border:0;border-radius:6px;background:transparent;color:var(--muted);font-size:14px;cursor:pointer}.capture-modes button[aria-pressed="true"],.filter-tabs button[aria-pressed="true"],.filters button[aria-pressed="true"]{background:var(--soft);color:var(--deep);font-weight:600}.capture-form{display:grid;grid-template-columns:1fr auto;gap:8px}.capture-form input,.capture-form textarea{min-width:0;padding:11px 12px;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--ink);outline:0}.capture-form input:focus,.capture-form textarea:focus{border-color:#78998a;box-shadow:0 0 0 3px #bcd3c54d}.capture-form textarea{grid-column:1/-1;min-height:82px;resize:vertical}.capture-form[data-mode="note"] textarea{grid-column:1;grid-row:1}.capture-form[data-mode="note"] button{grid-column:2;grid-row:1}.capture-form>button{padding:10px 18px;border:0;border-radius:7px;background:var(--deep);color:#fff;font-weight:600;cursor:pointer}.capture-form>button:disabled{opacity:.6}.capture-message{min-height:20px;margin:7px 0 0;color:var(--muted);font-size:13px}.capture-message[data-state="error"],.card-message[data-state="error"]{color:#a7442f}.search-bar,.search{display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding:12px 2px}.search-bar{margin:12px 0 8px}.search-bar svg,.search svg{width:17px;height:17px;color:#83958d}.search-bar input,.search input{flex:1;min-width:0;border:0;background:transparent;color:var(--ink);outline:0}.clear-search{border:0;background:transparent;color:var(--muted);font-size:13px;cursor:pointer}.search-bar kbd{padding:2px 6px;border:1px solid var(--line);border-radius:4px;color:var(--muted);font:12px ui-monospace,monospace}.task-panel{padding:22px 0 26px;border-bottom:1px solid var(--line)}.section-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:0 0 10px}.section-head h2{margin:0;font:500 24px var(--serif)}.task-head-right{display:flex;align-items:center;gap:16px}.task-progress{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:13px}.task-progress strong{color:var(--deep);font:500 18px var(--serif)}.progress-track{width:58px;height:3px;overflow:hidden;border-radius:99px;background:#dfe5df}.progress-track i{display:block;width:0;height:100%;background:var(--clay)}.review-line{display:grid;grid-template-columns:120px 1fr;gap:28px;padding:22px 0;border-bottom:1px solid var(--line)}.review-line h2{margin:0;font:500 20px var(--serif)}.review-copy p{margin:0;color:#38574e}.review-copy small{display:block;margin-top:4px;color:var(--muted);font-size:13px}.recent-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;padding-top:26px}.recent-section{min-width:0}.recent-section+.recent-section{padding-left:36px;border-left:1px solid var(--line)}.section-link{color:var(--muted);font-size:13px}.record-row{display:flex;align-items:flex-start;gap:11px;padding:13px 0;border-top:1px solid #e2e5de;font-size:14px}.record-main{min-width:0;flex:1}.record-main p{margin:0;line-height:1.65;overflow-wrap:anywhere;white-space:pre-wrap}.record-meta{display:block;margin-top:4px;color:#82918b;font-size:12px}.task-check{appearance:none;width:19px;height:19px;display:grid;place-items:center;flex:none;margin:2px 0 0;border:1.5px solid #92a79d;border-radius:5px;cursor:pointer}.task-check:checked{border-color:var(--deep);background:var(--deep)}.task-check:checked::after{content:"";width:7px;height:4px;border-bottom:1.5px solid #fff;border-left:1.5px solid #fff;transform:rotate(-45deg) translateY(-1px)}.record-row.done .record-main>p{color:#91a099;text-decoration:line-through}.record-actions{display:flex;opacity:0}.record-row:hover .record-actions,.record-actions:focus-within{opacity:1}.record-action{width:32px;height:32px;display:grid;place-items:center;border:0;border-radius:6px;background:transparent;color:#84958e;cursor:pointer}.record-action:hover{background:var(--soft);color:var(--deep)}.record-action.delete:hover{background:#f6e7e1;color:#a74a32}.record-action svg{width:15px;height:15px}.learning-row h3{margin:0 0 3px;font-size:14px}.learning-row p{color:#49635b}.empty,.card-message,.search-empty{color:var(--muted);font-size:13px}.card-message{min-height:18px;margin:0}.search-empty{margin:0;padding:16px 0 3px;border-top:1px solid #e2e5de}dialog{width:min(92vw,540px);padding:0;border:1px solid var(--line);border-radius:10px;background:var(--paper);color:var(--ink);box-shadow:0 24px 70px #123b3230}dialog::backdrop{background:#173c334d;backdrop-filter:blur(3px)}.edit-form{padding:24px}.edit-form h2{margin:0 0 18px;font:500 25px var(--serif)}.edit-fields{display:grid;gap:10px}.edit-fields label{color:var(--muted);font-size:14px}.edit-fields input,.edit-fields textarea{width:100%;padding:10px;border:1px solid var(--line);border-radius:7px;background:var(--surface)}.edit-fields textarea{min-height:120px;resize:vertical}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.dialog-actions button{padding:8px 13px;border:1px solid var(--line);border-radius:7px;background:transparent;cursor:pointer}.dialog-actions .save{border-color:var(--deep);background:var(--deep);color:#fff}.mobile-tools{display:none}

/* Memory */
.memory-page{max-width:900px;padding:52px 0 88px}.memory-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:30px}.memory-head h1{margin:0 0 9px;font:500 clamp(42px,6vw,60px)/1.05 var(--serif);letter-spacing:-.06em}.memory-head p{margin:0;color:var(--muted)}.head-actions{display:flex;gap:8px}.small-button.primary{border-color:var(--deep);background:var(--deep);color:#fff}.weekly{display:grid;grid-template-columns:110px 1fr;gap:26px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.weekly h2{margin:0;font:500 19px var(--serif)}.weekly-copy p{margin:0;color:#38574e}.weekly-copy small{display:block;margin-top:4px;color:var(--muted);font-size:13px}.memory-tools{position:sticky;top:0;z-index:5;display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:12px 0;background:#f7f5eef0;backdrop-filter:blur(12px)}.memory-tools .search{padding:8px 2px}.day-group{display:grid;grid-template-columns:110px 1fr;gap:28px;padding:26px 0;border-top:1px solid var(--line)}.day-label{position:sticky;top:74px;align-self:start}.day-label strong{display:block;font:500 18px var(--serif)}.day-label span{color:var(--muted);font-size:12px}.memory-item{position:relative;padding:0 0 24px 22px;border-left:1px solid #cdd8d0}.memory-item:last-child{padding-bottom:0}.memory-item::before{content:"";position:absolute;top:8px;left:-4px;width:7px;height:7px;border-radius:50%;background:var(--deep);box-shadow:0 0 0 4px var(--paper)}.memory-item.note::before{background:var(--clay)}.memory-item.learning::before{background:var(--blue)}.memory-type{color:var(--muted);font-size:12px;font-weight:600}.memory-item h3{margin:2px 0;font-size:15px}.memory-item p{margin:0;color:#49635b;font-size:14px;overflow-wrap:anywhere;white-space:pre-wrap}.memory-item time{color:#82918b;font-size:12px}.timeline>.empty{padding:44px 0;border-top:1px solid var(--line);text-align:center}

@media(max-width:800px){.site-header,main,footer{width:calc(100% - 36px)}.site-header{height:66px}nav{gap:14px}.workbench-link{display:none}.hero-public{padding:72px 0 56px}.intro-grid,.article-grid,.reading-grid,.project-grid,.recent-grid{grid-template-columns:1fr}.intro-grid{gap:18px;padding:36px 0}.feature-card,.paper-card,.quote-card,.project-card{min-height:auto;padding:24px 0;border-right:0;border-bottom:1px solid var(--line)}.paper-card,.quote-card+.quote-card,.project-card+.project-card{padding-left:0}.project-strip{display:block}.project-strip .button{margin-top:18px}.content-row{grid-template-columns:1fr;gap:6px}.page-hero h1{font-size:43px}.article-body h1{font-size:39px}.article-body p{font-size:16px}.private-page,.reset-page,.callback{padding:40px 0}.private-shell{grid-template-columns:1fr}.private-story{padding:32px 0;border-right:0;border-bottom:1px solid var(--line)}.private-story h1{font-size:42px}.privacy-promise{margin-top:36px}.login-panel{padding:32px 0}.workbench{padding:36px 0 88px}.account-chip{display:none}.record-actions{opacity:1}.recent-grid{gap:24px}.recent-section+.recent-section{padding:24px 0 0;border-top:1px solid var(--line);border-left:0}.mobile-tools{position:fixed;left:16px;right:16px;bottom:12px;z-index:10;display:flex;padding:6px;border:1px solid var(--line);border-radius:9px;background:#fcfbf7ed;box-shadow:0 10px 30px #173c3320;backdrop-filter:blur(12px)}.mobile-tools a,.mobile-tools button{flex:1;padding:9px;border:0;background:transparent;color:var(--muted);text-align:center;text-decoration:none;font-size:14px}.mobile-tools button{border-radius:6px;background:var(--deep);color:#fff}.memory-page{padding:36px 0 80px}.memory-head{display:block}.head-actions{margin-top:18px}.memory-tools{position:static;grid-template-columns:1fr}.filters{overflow-x:auto}.day-group{grid-template-columns:1fr;gap:10px}.day-label{position:static}.day-label span{display:inline;margin-left:5px}}
@media(max-width:560px){.site-header nav{gap:12px}.site-header nav a:nth-child(n+4){display:none}.hero-public h1{font-size:48px}.hero-actions{align-items:flex-start;flex-direction:column}.quote-band{margin:54px auto;padding:0;text-align:left}.workbench-head h1{font-size:36px}.capture-head{align-items:flex-start;flex-direction:column}.capture-form{grid-template-columns:1fr}.capture-form[data-mode="note"] textarea,.capture-form[data-mode="note"] button{grid-column:1;grid-row:auto}.capture-form>button{width:100%}.search-bar kbd{display:none}.section-head{align-items:flex-start}.task-head-right{align-items:flex-end;flex-direction:column;gap:5px}.review-line,.weekly{grid-template-columns:1fr;gap:6px}.filters button{flex:1}.private-story h1{font-size:36px}.reset-panel,.card{padding:30px 0}}

.small-button:disabled{cursor:wait;opacity:.5}.memory-status{min-height:24px;display:flex;align-items:center;gap:12px;margin:-16px 0 18px;color:var(--muted);font-size:13px}.memory-status[data-state="error"]{color:#a7442f}.memory-status button{border:0;background:transparent;color:inherit;text-decoration:underline;cursor:pointer}