:root{--bg:#f3f5f8;--panel:#fff;--ink:#1c2c40;--muted:#52627a;--line:#d9e1ef;--primary:#3156a6;--radius:12px;--reading-size:16px;--reading-step:0px}html[data-theme=dark]{--bg:#121923;--panel:#1b2533;--ink:#e6ecf5;--muted:#b1bfd0;--line:#354459;--primary:#a9c3ff;--soft:#2c3949}body{line-height:1.65}.library{padding-bottom:45px}.library h1{font-size:32px;letter-spacing:-1px;margin:0}.preview-note{font-size:12px;color:var(--muted);padding-top:22px}.preview-note span{color:var(--primary);font-weight:700;margin-right:8px}.library .page-header{padding:20px 0 32px}.subtitle{color:var(--muted);margin:6px 0 0;font-size:15px}.totals{font-size:13px;color:var(--muted);text-align:right;margin:0 0 4px}.library button,.library input,.library select{border:1px solid var(--line);border-radius:7px;color:var(--ink);background:var(--panel);min-height:40px;padding:8px 12px;font-size:13px;max-width:100%;min-width:0}.library button:hover{background:var(--surface)}.library button[aria-pressed=true]{color:var(--primary);background:var(--soft);border-color:var(--primary)}.library button:disabled{opacity:.45;cursor:default}.section-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.section-heading h2{font-size:19px;margin:0}.section-heading button{min-height:34px;font-size:12px}.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--panel)}.topic-grid button{display:flex;align-items:center;gap:11px;border:0;border-radius:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:57px;text-align:left;position:relative;padding:13px 17px;background:var(--panel);box-shadow:inset 0 3px var(--topic)}.topic-grid button:nth-child(4n){border-right:0}.topic-grid button:nth-child(n+5){border-bottom:0}.topic-grid button[aria-pressed=true]{background:var(--tint);color:var(--ink)}.topic-number{font-size:11px;letter-spacing:.5px;font-weight:750;color:var(--topic)}.topic-count{margin-left:auto;color:var(--muted);font-size:11px}.topic-name{font-size:13px;font-weight:600}.topic-grid button:hover{background:var(--tint)}
[data-category=company_management]{--topic:#3156A6;--tint:#EDF2FC;--dark:#A9C3FF}[data-category=industry_structure]{--topic:#B44632;--tint:#FCEEE8;--dark:#FFA68B}[data-category=markets_flows]{--topic:#36713A;--tint:#EDF6E9;--dark:#AAD28D}[data-category=commodities_fx]{--topic:#886300;--tint:#FCF6DD;--dark:#E2C46A}[data-category=macro_policy]{--topic:#596273;--tint:#EFF1F4;--dark:#C4CBD4}[data-category=technology_ai]{--topic:#7045AF;--tint:#F3EDFC;--dark:#C9B2F4}[data-category=expert_views]{--topic:#A63B78;--tint:#FBEAF4;--dark:#F0A8CD}[data-category=geeknews]{--topic:#007582;--tint:#E5F6F8;--dark:#83D8E2}html[data-theme=dark] [data-category]{--topic:var(--dark);--tint:#2c3949}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}}

#source-groups{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}#source-groups button{font-size:12px;min-height:34px;text-align:left}#source-options:empty{display:none}

/* Compact controls share the daily reader's two-row hierarchy. */
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@media(max-width:1000px){.tool-left{flex:1 1 auto}.reader-tools{gap:8px}}
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@media(max-width:600px){.primary-filters .search{grid-column:1;grid-row:1}.primary-filters #filter-toggle{grid-column:2;grid-row:1;min-height:44px}.primary-filters>label:nth-child(2){grid-column:1;grid-row:2}.primary-filters>label:nth-child(3){grid-column:2;grid-row:2}}

[data-category=economy]{--topic:#596273;--tint:#EFF1F4;--dark:#C4CBD4}[data-category=finance]{--topic:#36713A;--tint:#EDF6E9;--dark:#AAD28D}[data-category=business]{--topic:#3156A6;--tint:#EDF2FC;--dark:#A9C3FF}[data-category=industry]{--topic:#B44632;--tint:#FCEEE8;--dark:#FFA68B}[data-category=science_technology]{--topic:#7045AF;--tint:#F3EDFC;--dark:#C9B2F4}[data-category=politics_international]{--topic:#886300;--tint:#FCF6DD;--dark:#E2C46A}[data-category=society_life]{--topic:#A63B78;--tint:#FBEAF4;--dark:#F0A8CD}