.question-map-dialog{border:1px solid var(--line-strong);background:var(--panel);width:min(1100px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--ink);box-sizing:border-box;border-radius:24px;padding:clamp(16px,3vw,32px);overflow:auto}.question-map-dialog::backdrop{background:#1a1e2280}.question-map-header{justify-content:space-between;align-items:center;gap:16px;display:flex}.question-map-header h2{margin:6px 0}.question-map-layout{grid-template-columns:minmax(0,1fr) minmax(220px,.42fr);align-items:start;gap:24px;margin-top:24px;display:grid}.question-map-graph{background-image:radial-gradient(var(--line-strong) 1px, transparent 1px);background-size:18px 18px;border-radius:16px;padding:24px 12px}.question-map-parent{justify-content:center;display:flex}.question-map-node,.question-map-current{border:1px solid var(--line-strong);background:var(--panel-strong);color:var(--ink);text-align:left;overflow-wrap:anywhere;border-radius:12px;flex-direction:column;gap:8px;min-width:0;padding:18px;display:flex}.question-map-node{cursor:pointer;width:100%;font:inherit}.question-map-parent .question-map-node{max-width:360px}.question-map-node span,.question-map-current>span{color:var(--eyebrow-ink);font-size:.8rem}.question-map-node:hover,.question-map-node[aria-pressed=true]{border-color:var(--accent);background:var(--panel);box-shadow:inset 3px 0 var(--accent)}.question-map-node:focus-visible{outline-offset:3px;outline:3px solid #bd5826}.question-map-current{border:2px solid var(--accent);background:var(--panel);max-width:380px;margin:0 auto}.question-map-current h3,.question-map-current p{margin:0}.question-map-connector{background:#bba18a;width:2px;height:32px;margin:0 auto;position:relative}.question-map-connector:after{content:"";border-bottom:2px solid #bba18a;border-right:2px solid #bba18a;width:6px;height:6px;position:absolute;bottom:1px;left:-3px;transform:rotate(45deg)}.question-map-related{border-top:2px solid #bba18a;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding-top:16px;display:grid}.question-map-related .question-map-node{position:relative}.question-map-related .question-map-node:before{content:"";background:#bba18a;width:2px;height:16px;position:absolute;top:-17px;left:50%}.question-map-empty{background:var(--panel);color:var(--muted);text-align:center;grid-column:1/-1;margin:0;padding:16px}.question-map-detail{background:var(--panel-soft);overflow-wrap:anywhere;border-radius:16px;padding:20px}.question-map-detail h3{margin-top:12px}.question-map-detail h4{margin-bottom:6px}.question-map-detail p{white-space:pre-wrap;line-height:1.6}.question-map-detail .primary-button{margin-top:20px}@media (width<=700px){.question-map-layout,.question-map-related{grid-template-columns:1fr}}.question-visualizations{min-width:0;scroll-margin-top:24px}.question-visualizations .helper-text{margin:0}.question-visualizations .visualizations-content,.question-visualizations .visualizations-upload,.question-visualizations .visualizations-caption-editor,.question-visualizations label{gap:12px;min-width:0;display:grid}.question-visualizations .visualizations-save-notice{border-left:3px solid var(--accent);background:var(--accent-soft);border-radius:0 12px 12px 0;margin:0;padding:12px 16px;line-height:1.55}.question-visualizations .visualizations-status:empty{display:none}.question-visualizations .visualizations-upload,.question-visualizations .visualizations-card{border:1px solid var(--line);background:var(--surface-subtle);border-radius:18px;margin:0;padding:18px}.question-visualizations legend,.question-visualizations label>span{font-weight:600}.question-visualizations input,.question-visualizations textarea{border:1px solid var(--line);background:var(--input-bg);width:100%;min-width:0;color:var(--ink);border-radius:16px;padding:12px 14px}.question-visualizations textarea{resize:vertical;min-height:80px}.question-visualizations textarea::placeholder{color:var(--input-placeholder)}.question-visualizations :is(button,input,textarea):focus-visible,.visualizations-dialog button:focus-visible{outline:2px solid var(--focus-border);outline-offset:3px}.question-visualizations :is(button,input,textarea):disabled{opacity:.55;cursor:not-allowed}.question-visualizations .visualizations-upload>button,.question-visualizations .visualizations-content>button{justify-self:start}.question-visualizations .visualizations-preview{overflow-wrap:anywhere;flex-wrap:wrap;align-items:center;gap:12px;display:flex}.question-visualizations .visualizations-preview img{object-fit:contain;background:var(--code);border-radius:10px;width:120px;height:90px}.question-visualizations .visualizations-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:16px;display:grid}.question-visualizations .visualizations-card{align-content:start;gap:12px;min-width:0;display:grid}.question-visualizations .visualizations-open{border:1px solid var(--line);background:var(--code);cursor:zoom-in;border-radius:12px;place-items:center;width:100%;min-height:180px;padding:0;display:grid;overflow:hidden}.question-visualizations .visualizations-thumbnail{object-fit:contain;width:100%;height:180px;display:block}.question-visualizations .visualizations-actions,.visualizations-dialog .visualizations-dialog-heading{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.question-visualizations .visualizations-caption,.visualizations-dialog .visualizations-caption{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;line-height:1.55}.visualizations-dialog{border:1px solid var(--line-strong);background:var(--panel);width:min(1100px,100vw - 32px);max-width:calc(100vw - 32px);max-height:calc(100dvh - 32px);color:var(--ink);box-shadow:var(--shadow);border-radius:22px;margin:auto;padding:22px;overflow:auto}.visualizations-dialog::backdrop{background:#000000b8}.visualizations-dialog .visualizations-dialog-heading{justify-content:space-between;margin-bottom:16px}.visualizations-dialog h3{margin:0;font-family:Cambria,Georgia,serif}.visualizations-dialog .visualizations-enlarged{object-fit:contain;width:100%;height:auto;max-height:70dvh;margin-bottom:16px;display:block}@media (width<=600px){.question-visualizations .visualizations-upload,.question-visualizations .visualizations-card,.visualizations-dialog{padding:14px}}.page-scroll-controls{right:max(12px, env(safe-area-inset-right));bottom:max(12px, env(safe-area-inset-bottom));z-index:20;border:1px solid var(--line-strong);background:var(--panel-strong);border-radius:14px;gap:4px;padding:4px;display:flex;position:fixed;box-shadow:0 4px 16px #0002}.page-scroll-controls button{width:44px;height:44px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:10px;place-items:center;padding:0;display:grid}.page-scroll-controls button:hover{background:var(--accent-soft);color:var(--accent)}.page-scroll-controls button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.app-shell:has(.page-scroll-controls){padding-bottom:calc(80px + env(safe-area-inset-bottom))}:root{color:var(--ink);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--page-background:radial-gradient(circle at top left, #e37b3b2e, transparent 24%), linear-gradient(180deg, #0e1014 0%, #14161b 100%);--frame:#14161beb;--panel:#181b21;--panel-strong:#1f232b;--panel-soft:#ffffff08;--line:#ffffff14;--line-strong:#ffffff29;--ink:#f4efe8;--muted:#a29a92;--accent:#ee7e40;--accent-strong:#ffd8bd;--accent-soft:#ee7e4024;--shadow:0 24px 70px #00000057;--code:#101319;--frame-overlay:linear-gradient(180deg, #ffffff06, transparent 24%);--panel-overlay:linear-gradient(180deg, #ffffff04, transparent 18%);--panel-strong-overlay:linear-gradient(180deg, #ffffff05, transparent 36%);--card-overlay:linear-gradient(180deg, #ffffff06, transparent 28%);--brand-mark-bg:linear-gradient(135deg, #ffffff14, #ffffff05);--banner-bg:#111319;--input-bg:#101319;--input-placeholder:#f4efe861;--focus-border:#ee7e40a8;--focus-ring:#ee7e401f;--surface-subtle:#ffffff05;--surface-soft:#ffffff08;--surface-hover:#ffffff05;--ghost-bg:#ffffff08;--count-ink:#f4cfb7;--eyebrow-ink:#f3b58f;--selected-row-border:#ee7e4059;--selected-row-background:linear-gradient(180deg, #ee7e401f, #ee7e400d);--selected-row-shadow:inset 3px 0 0 0 var(--accent), 0 18px 40px #0000002e;--success-border:#47aa8047;--success-ink:#bfe5d2;--danger-border:#d0615742;--danger-ink:#f0b5af;--difficulty-easy-bg:#47aa801f;--difficulty-easy-border:#47aa803d;--difficulty-easy-ink:#bfe5d2;--difficulty-medium-bg:#e8a64521;--difficulty-medium-border:#e8a64542;--difficulty-medium-ink:#f5d69a;--difficulty-hard-bg:#cd584e21;--difficulty-hard-border:#cd584e3d;--difficulty-hard-ink:#f1b0aa;--code-border:#ffffff0a;--code-ink:#edf2ff;--primary-ink:#1d1008;--primary-shadow:0 12px 28px #ee7e4033;--danger-button-border:#d061574d;--danger-button-ink:#f2b4ae;--timeline-chip-bg:#ee7e401f;--timeline-chip-ink:#f6c9ad;--theme-switch-shadow:0 10px 20px #00000024;font-family:Aptos,Trebuchet MS,sans-serif;font-weight:400;line-height:1.5}:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page-background:radial-gradient(circle at top left, #ee7e402e, transparent 26%), linear-gradient(180deg, #fff8f0 0%, #efe6db 100%);--frame:#fffaf4e0;--panel:#fffaf4;--panel-strong:#fffefb;--panel-soft:#5e47340f;--line:#5e47341f;--line-strong:#5e473438;--ink:#1f2329;--muted:#776b61;--accent:#d96c30;--accent-strong:#bf612d;--accent-soft:#d96c301f;--shadow:0 24px 60px #785b3d29;--code:#f4ede3;--frame-overlay:linear-gradient(180deg, #ffffff8c, transparent 24%);--panel-overlay:linear-gradient(180deg, #ffffffc7, transparent 22%);--panel-strong-overlay:linear-gradient(180deg, #ffffffeb, transparent 40%);--card-overlay:linear-gradient(180deg, #ffffffe6, transparent 34%);--brand-mark-bg:linear-gradient(135deg, #fffffffa, #fff6ecd1);--banner-bg:#fffaf4eb;--input-bg:#ffffffeb;--input-placeholder:#756458b8;--focus-border:#d96c3085;--focus-ring:#d96c301f;--surface-subtle:#5e47340a;--surface-soft:#5e47340d;--surface-hover:#5e47340d;--ghost-bg:#5e47340d;--count-ink:#b85b28;--eyebrow-ink:#bb6a33;--selected-row-border:#d96c3052;--selected-row-background:linear-gradient(180deg, #d96c3024, #d96c3012);--selected-row-shadow:inset 3px 0 0 0 var(--accent), 0 14px 30px #a77a541f;--success-border:#38865f38;--success-ink:#286648;--danger-border:#b5564c38;--danger-ink:#9e4237;--difficulty-easy-bg:#38865f1f;--difficulty-easy-border:#38865f33;--difficulty-easy-ink:#286648;--difficulty-medium-bg:#bc86311f;--difficulty-medium-border:#bc863133;--difficulty-medium-ink:#90611c;--difficulty-hard-bg:#b5564c1f;--difficulty-hard-border:#b5564c33;--difficulty-hard-ink:#9e4237;--code-border:#5e473414;--code-ink:#2a2926;--primary-ink:#2c170b;--primary-shadow:0 12px 24px #d96c3029;--danger-button-border:#b5564c38;--danger-button-ink:#a74e45;--timeline-chip-bg:#d96c3024;--timeline-chip-ink:#b05c2e;--theme-switch-shadow:0 10px 20px #785b3d1f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--page-background);min-width:320px;min-height:100vh;color:var(--ink);margin:0}.auth-live-preview{border:1px solid var(--line);background:radial-gradient(circle at 88% 12%, var(--accent-soft), transparent 34%), var(--panel-strong-overlay), var(--panel-strong);border-radius:22px;gap:14px;margin-top:2px;padding:18px;display:grid;position:relative;overflow:hidden}.auth-live-preview-head,.auth-live-scene-topbar,.auth-live-chips,.auth-live-progress{align-items:center;display:flex}.auth-live-preview-head{justify-content:space-between;gap:16px}.auth-live-preview-head>div{gap:5px;display:grid}.auth-live-preview-head strong{color:var(--ink);font-size:1rem}.auth-live-indicator{color:var(--muted);flex:none;align-items:center;gap:7px;font-size:.78rem;font-weight:700;display:inline-flex}.auth-live-indicator>span{background:var(--accent);width:8px;height:8px;box-shadow:0 0 0 5px var(--accent-soft);border-radius:999px;animation:1.8s ease-in-out infinite authLiveBlink}.auth-live-scene{border:1px solid var(--line);background:var(--panel-overlay), var(--panel);border-radius:20px;gap:12px;min-width:0;padding:17px;animation:.42s both authLiveSceneIn;display:grid;box-shadow:0 16px 36px #00000014}.auth-live-scene-topbar{justify-content:space-between;gap:12px}.auth-live-scene-topbar>div,.auth-live-chips{flex-wrap:wrap;align-items:center;gap:7px;display:flex}.auth-live-scene-topbar span,.auth-live-chips span{border:1px solid var(--line);background:var(--surface-soft);width:fit-content;color:var(--muted);border-radius:999px;padding:6px 9px;font-size:.72rem;font-weight:700;display:inline-flex}.auth-live-scene-topbar>span{color:var(--accent-strong);border-color:var(--focus-border);background:var(--accent-soft)}.auth-live-scene h3{color:var(--ink);letter-spacing:-.03em;margin:0;font-size:clamp(1.2rem,1.7vw,1.55rem);line-height:1.08}.auth-live-scene>p{color:var(--muted);margin:0;line-height:1.55}.auth-live-facts{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;display:grid}.auth-live-facts>div{border:1px solid var(--line);background:var(--surface-subtle);border-radius:14px;gap:6px;padding:11px;display:grid}.auth-live-facts span{color:var(--muted);letter-spacing:.1em;text-transform:uppercase;font-size:.68rem;font-weight:800}.auth-live-facts strong{color:var(--ink);font-size:.84rem;line-height:1.4}.auth-live-progress{gap:7px}.auth-live-progress>span{background:var(--surface-soft);border-radius:999px;flex:1 1 0;height:4px;position:relative;overflow:hidden}.auth-live-progress>span.active:after{content:"";border-radius:inherit;background:linear-gradient(90deg, var(--accent), #ffbd91);transform-origin:0;animation:3.6s linear forwards authLiveProgress;position:absolute;inset:0}@keyframes authLiveSceneIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes authLiveProgress{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@keyframes authLiveBlink{0%,to{opacity:.55}50%{opacity:1}}@media (prefers-reduced-motion:reduce){.auth-live-indicator>span,.auth-live-scene,.auth-live-progress>span.active:after{animation:none}}@media (width<=640px){.auth-live-preview-head,.auth-live-scene-topbar{flex-direction:column;align-items:flex-start}.auth-live-facts{grid-template-columns:1fr}}:root[data-focus-mode=active]{--page-background:radial-gradient(circle at top right, #ee7e401f, transparent 18%), linear-gradient(180deg, #0b0e12 0%, #111318 100%)}:root[data-theme=light][data-focus-mode=active]{--page-background:radial-gradient(circle at top right, #d96c301f, transparent 20%), linear-gradient(180deg, #fffaf3 0%, #f5ede3 100%)}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}#root{min-height:100vh}.app-shell{min-height:100vh;padding:clamp(12px,1.1vw,18px)}.app-frame{border:1px solid var(--line);background:var(--frame-overlay), var(--frame);width:100%;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:30px;margin:0 auto;padding:clamp(22px,1.9vw,34px)}.topbar{gap:16px;margin-bottom:28px;display:grid}.topbar-main,.topbar-side{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.topbar-controls{flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:10px;display:flex}.topbar-utility-cluster{align-items:center;gap:10px;display:inline-flex;position:relative}.premium-status-button{white-space:nowrap}.premium-status-button.unlocked{border-color:var(--success-border);background:var(--difficulty-easy-bg);color:var(--difficulty-easy-ink)}.user-chip{border:1px solid var(--line);background:var(--surface-soft);border-radius:999px;align-items:center;gap:10px;padding:10px 14px;display:inline-flex}.user-chip strong{text-overflow:ellipsis;white-space:nowrap;max-width:260px;font-size:.92rem;font-weight:700;overflow:hidden}.user-chip span{background:var(--accent-soft);color:var(--accent-strong);letter-spacing:.08em;border-radius:999px;padding:4px 8px;font-size:.72rem;font-weight:800}.brand-lockup{align-items:center;gap:14px;display:flex}.brand-copy{gap:4px;max-width:52ch;display:grid}.brand-mark{border:1px solid var(--line);background:var(--brand-mark-bg);width:44px;height:44px;color:var(--accent);letter-spacing:.06em;border-radius:15px;justify-content:center;align-items:center;font-size:.88rem;font-weight:800;display:inline-flex}.brand-lockup p,.brand-lockup span{margin:0}.brand-lockup p{font-size:1rem;font-weight:700}.brand-lockup span,.topbar-hint,.navigator-search span,.section-row-copy small,.question-row-copy small,.question-row-side small,.revision-banner span,.timeline-list span,.topic-header p,.panel-heading p,.form-section-heading p,.editorial-summary,.article-card-heading span{color:var(--muted)}.topbar-hint{max-width:42ch;font-size:.93rem;line-height:1.65}.theme-switch{border:1px solid var(--line);background:var(--surface-soft);border-radius:999px;align-items:center;gap:4px;padding:4px;display:inline-flex}.theme-option{color:var(--muted);background:0 0;border:0;border-radius:999px;padding:8px 12px;font-weight:700;transition:background-color .18s,color .18s,box-shadow .18s}.theme-option.active{background:var(--panel);color:var(--ink);box-shadow:var(--theme-switch-shadow)}.focus-control{align-items:center;gap:10px;display:inline-flex;position:relative}.topbar-icon-button{border:1px solid var(--line);background:var(--surface-soft);width:46px;height:46px;color:var(--ink);border-radius:16px;justify-content:center;align-items:center;padding:0;transition:transform .18s,border-color .18s,background-color .18s,color .18s,box-shadow .18s;display:inline-flex;box-shadow:0 12px 26px #0000001f}.topbar-icon-button:hover,.topbar-icon-button:focus-visible{border-color:var(--line-strong);color:var(--ink);outline:none;transform:translateY(-1px)}.topbar-icon-button svg{width:22px;height:22px}.focus-session-button{color:var(--muted)}.focus-session-button.active{border-color:var(--focus-border);color:var(--accent);background:linear-gradient(#ee7e4029,#ee7e4014);box-shadow:0 14px 30px #ee7e4024}.theme-icon-button.light-theme{color:#2d2924;background:linear-gradient(#fffdf8 0%,#f7eddf 100%);border-color:#bf612d2e}.theme-icon-button.dark-theme{color:#f4efe8;background:linear-gradient(#ffffff0f,#ffffff08);border-color:#ffffff14}.focus-session-pill{border:1px solid var(--focus-border);background:var(--accent-soft);min-height:46px;color:var(--count-ink);letter-spacing:.04em;white-space:nowrap;border-radius:999px;align-items:center;padding:0 14px;font-size:.86rem;font-weight:800;display:inline-flex}.focus-popover{border:1px solid var(--line-strong);background:var(--panel-strong-overlay), var(--panel-strong);z-index:30;border-radius:22px;width:min(330px,100vw - 48px);padding:18px;position:absolute;top:calc(100% + 14px);right:0;box-shadow:0 26px 60px #0000003d}.focus-popover-head,.focus-popover-body{gap:12px;display:grid}.focus-popover-head h3{margin:0;font-size:1.08rem}.focus-popover-head p{color:var(--muted);margin:0;line-height:1.6}.focus-duration-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;display:grid}.focus-duration-button{border:1px solid var(--line);background:var(--surface-soft);color:var(--ink);border-radius:18px;justify-items:center;gap:4px;padding:14px 10px;transition:transform .18s,border-color .18s,background-color .18s;display:grid}.focus-duration-button:hover,.focus-duration-button:focus-visible{border-color:var(--line-strong);outline:none;transform:translateY(-1px)}.focus-duration-button strong{font-size:1rem}.focus-duration-button span{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-size:.76rem;font-weight:700}.focus-duration-button.selected{border-color:var(--focus-border);background:var(--accent-soft)}.focus-summary-card{border:1px solid var(--line);background:var(--surface-soft);border-radius:18px;gap:4px;padding:14px 16px;display:grid}.focus-summary-card strong{font-size:1rem}.focus-summary-card span{color:var(--muted);font-size:.85rem}.focus-popover-actions{flex-wrap:wrap;gap:10px;display:flex}:root[data-focus-mode=active] .app-shell{padding:0}.app-frame.focus-session-active{width:100%;min-height:100vh;box-shadow:none;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-color:#ee7e4024;border-radius:0;padding:18px 24px 24px}.app-frame.focus-session-active .topbar,.app-frame.focus-session-active .status-banner,.app-frame.focus-session-active .error-banner{display:none}.app-frame.focus-session-active .topbar-hint{opacity:.78}.focus-session-hud{z-index:40;justify-items:end;gap:10px;display:grid;position:fixed;top:18px;right:24px}:root[data-theme=light] .focus-session-hud-panel,:root[data-theme=light] .focus-session-launcher{background:var(--panel-strong-overlay), #fffaf4eb}.focus-session-hud-panel,.focus-session-launcher{border:1px solid var(--line-strong);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 24px 56px #0000003d}.focus-session-hud-panel{background:var(--panel-strong-overlay), #12151be0;border-radius:22px;align-items:center;gap:14px;padding:14px 16px;display:flex}.focus-session-hud.expanded .focus-session-hud-panel{max-width:min(560px,100vw - 40px)}.focus-session-launcher{background:var(--panel-strong-overlay), #12151bb8;color:var(--ink);border-radius:999px;align-items:center;gap:10px;padding:10px 14px;transition:transform .18s,border-color .18s,background-color .18s,opacity .18s;display:inline-flex}.focus-session-launcher:hover,.focus-session-launcher.active{border-color:var(--line);transform:translateY(-1px)}.focus-session-launcher-dot{background:var(--accent);width:8px;height:8px;box-shadow:0 0 0 6px var(--accent-soft);border-radius:999px}.focus-session-hud-copy{gap:2px;display:grid}.focus-session-hud-copy strong{font-size:.98rem}.focus-session-hud-copy>span:last-child{color:var(--muted);font-size:.84rem}.focus-session-hud-actions{align-items:center;gap:10px;display:flex}.focus-session-hud-actions.stacked{align-items:stretch}.focus-session-confirm{gap:10px;max-width:520px;display:grid}.focus-session-confirm strong,.focus-session-confirm p{margin:0}.focus-session-confirm p{color:var(--muted);font-size:.9rem;line-height:1.55}.focus-session-confirm-actions{flex-wrap:wrap;gap:10px;display:flex}.status-banner,.error-banner{border:1px solid var(--line);background:var(--banner-bg);border-radius:16px;margin-bottom:16px;padding:12px 14px}.status-banner{border-color:var(--success-border);color:var(--success-ink)}.error-banner{border-color:var(--danger-border);color:var(--danger-ink)}.auth-shell{grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:28px;width:min(1240px,100vw - 40px);margin:48px auto;display:grid}.auth-hero,.auth-card{border:1px solid var(--line);background:var(--panel-overlay), var(--panel);border-radius:28px}.auth-hero{background:linear-gradient(180deg, var(--accent-soft), transparent 220%), var(--panel-overlay), var(--panel);align-content:start;gap:22px;padding:40px;display:grid}.auth-hero h1,.auth-card h2{margin:0}.auth-hero h1{letter-spacing:-.04em;max-width:14ch;font-size:clamp(2.2rem,4vw,3.4rem);line-height:1.06}.auth-hero p,.auth-card p{color:var(--muted);margin:0;line-height:1.8}.auth-feature-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.auth-feature-list>div{border:1px solid var(--line);background:var(--panel-strong-overlay), var(--panel-strong);border-radius:18px;padding:18px}.auth-feature-list strong{margin-bottom:6px;display:block}.auth-card{align-content:start;gap:20px;padding:32px 30px;display:grid}.auth-card-head{gap:12px;display:grid}.auth-mode-switch{border:1px solid var(--line);background:var(--surface-soft);border-radius:999px;gap:4px;padding:4px;display:inline-flex}.auth-form{gap:16px;display:grid}.auth-note{border:1px solid var(--focus-border);background:linear-gradient(180deg, var(--accent-soft), transparent 180%), var(--surface-subtle);border-radius:18px;gap:6px;padding:14px 16px;display:grid}.auth-note p{color:var(--muted);margin:0}.auth-secondary-actions{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.auth-divider{color:var(--muted);align-items:center;gap:12px;font-size:.88rem;display:flex}.auth-divider:before,.auth-divider:after{content:"";border-top:1px solid var(--line);flex:1}.auth-google-shell{justify-items:center;gap:10px;display:grid}.auth-google-button{justify-content:center;width:100%;display:flex}.auth-google-copy{color:var(--muted);text-align:center;margin:0;font-size:.9rem;line-height:1.6}.compact-banner{margin:0}.auth-submit-button{justify-content:center;width:100%}.premium-access-panel{border:1px solid var(--line);background:linear-gradient(180deg, var(--accent-soft), transparent 220%), var(--frame-overlay), var(--panel);border-radius:24px;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);align-items:end;gap:18px;margin-bottom:16px;padding:18px;display:grid}.premium-access-copy,.premium-access-form,.premium-access-actions,.premium-lock-copy{gap:10px;display:grid}.premium-access-copy h2{margin:0;font-size:clamp(1.3rem,2vw,1.8rem)}.premium-access-copy p,.premium-lock-copy p{color:var(--muted);margin:0;line-height:1.75}.premium-lock-card{border:1px solid var(--line);background:linear-gradient(180deg, var(--accent-soft), transparent 200%), var(--surface-subtle);border-radius:20px;justify-content:space-between;align-items:flex-start;gap:16px;padding:18px;display:flex}.premium-lock-card-wide{width:100%}.premium-lock-copy strong{font-size:1rem}.admin-console-panel{border:1px solid var(--line);background:linear-gradient(180deg, var(--surface-soft), transparent 220%), var(--panel);border-radius:24px;gap:18px;margin-bottom:16px;padding:22px;display:grid}.admin-console-head,.admin-console-toolbar,.admin-console-actions,.admin-user-head,.admin-user-actions{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:14px;display:flex}.admin-console-search{flex:320px;gap:8px;min-width:min(420px,100%);display:grid}.admin-console-search span,.admin-user-form label span{font-weight:700}.admin-console-note{border:1px solid var(--line);background:var(--surface-subtle);border-radius:18px;gap:6px;padding:16px 18px;display:grid}.admin-console-note strong,.admin-user-head h3{margin:0;font-size:1rem}.admin-console-note p,.admin-user-head p,.admin-user-helper{color:var(--muted);margin:0;line-height:1.7}.admin-console-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.admin-user-card{border:1px solid var(--line);background:var(--panel-strong-overlay), var(--panel-strong);border-radius:20px;gap:16px;padding:18px;display:grid}.admin-user-chip-row{flex-wrap:wrap;gap:8px;display:flex}.timeline-chip.premium-chip{background:var(--accent-soft);color:var(--count-ink)}.timeline-chip.suspended-chip{color:var(--danger-ink);background:#cd584e2e}.admin-user-facts{gap:10px;margin:0;display:grid}.admin-user-facts div{border-bottom:1px solid var(--line);gap:4px;padding-bottom:10px;display:grid}.admin-user-facts div:last-child{border-bottom:0;padding-bottom:0}.admin-user-facts dt{color:var(--muted);letter-spacing:.06em;text-transform:uppercase;font-size:.78rem;font-weight:700}.admin-user-facts dd{margin:0;line-height:1.65}.admin-user-form{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.admin-user-form label{gap:8px;display:grid}.onboarding-panel,.onboarding-reopen-panel{border:1px solid var(--line);background:linear-gradient(180deg, var(--accent-soft), transparent 240%), var(--panel-overlay), var(--panel);border-radius:24px}.onboarding-panel{gap:20px;padding:22px;display:grid}.onboarding-panel-compact{margin-bottom:18px}.onboarding-panel-copy,.onboarding-reopen-copy,.onboarding-card-head{gap:8px;display:grid}.onboarding-panel-copy h2,.onboarding-card-head h3{margin:0}.onboarding-panel-copy p,.onboarding-reopen-copy p,.onboarding-callout small{color:var(--muted);margin:0;line-height:1.72}.onboarding-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.onboarding-grid-tight{grid-template-columns:repeat(2,minmax(0,1fr))}.onboarding-card{border:1px solid var(--line);background:var(--panel-strong-overlay), var(--panel-strong);border-radius:22px;gap:16px;min-width:0;padding:20px;display:grid}.onboarding-card-wide{grid-column:1/-1}.onboarding-card-head span{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:700}.onboarding-track-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.onboarding-track-card{border:1px solid var(--line);background:var(--surface-subtle);min-height:120px;color:var(--ink);text-align:left;border-radius:18px;gap:8px;padding:16px;transition:transform .18s,border-color .18s,background-color .18s,box-shadow .18s;display:grid}.onboarding-track-card:hover{border-color:var(--line-strong);background:var(--surface-hover);transform:translateY(-1px)}.onboarding-track-card.active{border-color:var(--focus-border);background:linear-gradient(180deg, var(--accent-soft), transparent 180%), var(--surface-subtle);box-shadow:0 16px 32px #0000001f}.onboarding-track-card strong,.onboarding-reopen-copy strong,.onboarding-callout strong{font-size:1rem}.onboarding-track-card span{color:var(--muted);line-height:1.65}.onboarding-callout{border:1px solid var(--line);background:linear-gradient(180deg, var(--accent-soft), transparent 220%), var(--surface-subtle);border-radius:18px;gap:8px;padding:16px 18px;display:grid}.onboarding-callout p{margin:0;font-size:1.2rem;font-weight:700}.onboarding-checklist{color:var(--muted);gap:12px;margin:0;padding-left:1.2rem;display:grid}.onboarding-checklist li{line-height:1.72}.onboarding-actions{flex-wrap:wrap;gap:10px;display:flex}.onboarding-reopen-panel{justify-content:space-between;align-items:center;gap:16px;padding:18px 20px;display:flex}.onboarding-reopen-panel.compact{margin-bottom:18px}.navigator-shell{gap:22px;display:grid}.revision-board{border:1px solid var(--line);background:var(--panel-overlay), var(--panel);border-radius:24px;gap:18px;padding:24px;display:grid}.revision-board-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.revision-board-head h2{margin:8px 0 0;font-size:clamp(1.35rem,2vw,1.8rem)}.revision-stats-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.stat-card{border:1px solid var(--line);background:var(--card-overlay), var(--panel-strong);border-radius:20px;gap:8px;padding:16px 18px;display:grid}.stat-card span,.focus-item-copy small,.reference-copy{color:var(--muted)}.stat-card strong{font-size:1.8rem;line-height:1}.focus-list{gap:10px;display:grid}.focus-list-compact{gap:8px}.revision-board-summary{max-width:72ch;margin:0;line-height:1.72}.revision-bucket-grid{grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));align-items:start;gap:14px;display:grid}.revision-bucket{border:1px solid var(--line);background:var(--panel-strong-overlay), var(--panel-strong);border-radius:22px;align-content:start;gap:14px;min-width:0;padding:18px;display:grid}.revision-bucket.overdue{background:linear-gradient(180deg, #cd584e14, transparent 160%), var(--panel-strong-overlay), var(--panel-strong)}.revision-bucket.due{background:linear-gradient(180deg, #ee7e4014, transparent 160%), var(--panel-strong-overlay), var(--panel-strong)}.revision-bucket.upcoming{background:linear-gradient(180deg, #dba55414, transparent 160%), var(--panel-strong-overlay), var(--panel-strong)}.revision-bucket-head{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.revision-bucket-copy{gap:6px;display:grid}.revision-bucket-copy strong{font-size:1.02rem}.revision-bucket-copy small{color:var(--muted);line-height:1.55}.revision-bucket-toggle{justify-self:start}.revision-queue,.queue-off-board-content{gap:14px;min-width:0;display:grid}.queue-toolbar,.queue-toolbar-actions,.queue-dialog-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.queue-toolbar{justify-content:space-between}.queue-toolbar .helper-text{margin:0}.queue-row{border:1px solid var(--line);background:var(--surface-subtle);border-radius:16px;grid-template-columns:22px minmax(0,1fr) auto;align-items:start;gap:10px;padding:12px;display:grid}.queue-row:has(.queue-checkbox:checked){border-color:var(--focus-border);background:var(--accent-soft)}.queue-checkbox{width:18px;height:18px;accent-color:var(--accent);margin:9px 0 0;padding:0}.queue-note{text-align:left;min-width:0;color:var(--ink);overflow-wrap:anywhere;background:0 0;border:0;border-radius:6px;justify-items:start;gap:6px;padding:4px 0;display:grid}.queue-note small{color:var(--muted);font-weight:400}.queue-note:hover strong{text-underline-offset:3px;text-decoration:underline}.queue-note .due-pill{white-space:normal}.queue-row-actions{gap:4px;display:flex}.queue-icon-button{border:1px solid var(--line);background:var(--panel);width:36px;height:36px;color:var(--ink);border-radius:10px;place-items:center;display:grid}.queue-icon-button:hover{border-color:var(--focus-border)}.queue-icon-button svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.queue-off-board{border-top:1px solid var(--line);padding-top:14px}.queue-off-board-content{padding-top:12px}.queue-off-board-content label{gap:6px;display:grid}.queue-off-board-list{overscroll-behavior:contain;max-height:360px;overflow-y:auto}.queue-off-board-row{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:10px 4px;display:flex}.queue-off-board-row>.compact-button{flex-shrink:0}.queue-error{color:var(--danger-ink)}.queue-dialog{border:1px solid var(--line-strong);width:min(540px,100% - 32px);max-height:calc(100dvh - 32px);color:var(--ink);background:var(--panel);box-shadow:var(--shadow);overflow-wrap:anywhere;border-radius:22px;margin:auto;padding:28px}.queue-dialog::backdrop{background:#0000007a}.queue-dialog h2{margin:8px 0 12px}.queue-dialog-actions{justify-content:flex-end;margin-top:22px}.rich-text-field{align-content:start;gap:8px;min-width:0;display:grid}.rich-text-field>span{font-weight:600}.rich-text-field>.helper-text{margin:0;font-weight:400}.rich-text-input{border:1px solid var(--line);background:var(--input-bg);border-radius:14px;min-width:0}.rich-text-input:focus-within{border-color:var(--focus-border);box-shadow:0 0 0 3px var(--focus-ring)}.note-format-toolbar{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:2px;padding:7px;display:flex}.note-format-toolbar button{min-width:34px;min-height:34px;color:var(--ink);background:0 0;border:0;border-radius:6px;padding:4px 7px;font-size:14px}.note-format-toolbar button:hover,.note-format-toolbar button[aria-pressed=true]{color:var(--accent-strong);background:var(--accent-soft)}.note-format-toolbar .highlight-glyph{border-bottom:4px solid #ebc758}.format-toolbar-divider{background:var(--line);width:1px;height:20px;margin:0 4px}.note-editor-body{position:relative}.note-editor-placeholder{color:var(--input-placeholder);pointer-events:none;font-weight:400;position:absolute;inset:14px 16px auto}.note-editor-body .tiptap{min-height:calc(var(--note-editor-rows,5) * 1.6em + 28px);white-space:pre-wrap;overflow-wrap:anywhere;outline:none;max-height:480px;padding:14px 16px;font-weight:400;line-height:1.65;overflow-y:auto}.formatted-note-text{white-space:normal;overflow-wrap:anywhere}.formatted-note-text p,.note-editor-body .tiptap p{white-space:pre-wrap;margin:0 0 .8em}.formatted-note-text>:last-child,.note-editor-body .tiptap>:last-child{margin-bottom:0}.formatted-note-text strong,.note-editor-body .tiptap strong{font-weight:750}.formatted-note-text mark,.note-editor-body .tiptap mark{color:#392b0e;-webkit-box-decoration-break:clone;box-decoration-break:clone;background:#f5df88;border-radius:3px;padding:.08em .15em}.formatted-note-text code,.note-editor-body .tiptap code{border:1px solid var(--line);background:var(--code);border-radius:4px;padding:.08em .25em;font-family:Consolas,monospace;font-size:.85em}.formatted-note-text pre,.note-editor-body .tiptap pre{white-space:pre-wrap;background:var(--code);border-radius:8px;padding:12px}.formatted-note-text pre code,.note-editor-body .tiptap pre code{border:0;padding:0}.formatted-note-text blockquote,.note-editor-body .tiptap blockquote{border-left:3px solid var(--accent);color:var(--muted);margin:.8em 0;padding-left:16px}.formatted-note-text ul,.formatted-note-text ol,.note-editor-body .tiptap ul,.note-editor-body .tiptap ol{margin:.6em 0;padding-left:1.6em}.formatted-note-text li p,.note-editor-body .tiptap li p{margin-bottom:.3em}.formatted-note-text a{color:var(--accent-strong);text-decoration:underline}.formatted-note-text .note-text-heading{font-size:1.12em;font-weight:750}@media (width<=600px){.queue-row{grid-template-columns:22px minmax(0,1fr)}.queue-row-actions{grid-column:2;justify-content:flex-end}.queue-icon-button{width:44px;height:44px}.queue-dialog{padding:20px}.note-format-toolbar button{min-width:40px;min-height:44px}}.insight-board{border:1px solid var(--line);background:linear-gradient(180deg, #ee7e4014, transparent 220%), var(--panel-overlay), var(--panel);border-radius:24px;gap:18px;padding:24px;display:grid}.insight-board-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.insight-board-head h2{margin:8px 0 0;font-size:clamp(1.35rem,2vw,1.8rem)}.insight-overview{max-width:78ch;margin:0;line-height:1.78}.insight-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:16px;display:grid}.insight-card{border:1px solid var(--line);background:var(--panel-strong-overlay), var(--panel-strong);border-radius:22px;gap:16px;min-width:0;padding:20px;display:grid}.insight-card-head{gap:6px;display:grid}.insight-card-head h3{margin:0;font-size:1.22rem}.pattern-list,.priority-list{gap:14px;display:grid}.pattern-card{border:1px solid var(--line);background:linear-gradient(180deg, var(--accent-soft), transparent 180%), var(--surface-subtle);border-radius:18px;gap:12px;padding:18px;display:grid}.pattern-card-head{gap:6px;display:grid}.pattern-card-head strong,.priority-copy strong{font-size:1.02rem}.pattern-card-head p,.priority-card p{color:var(--muted);margin:0;line-height:1.72}.pattern-evidence{flex-wrap:wrap;gap:10px;display:flex}.evidence-chip{border:1px solid var(--line);background:var(--ghost-bg);color:var(--ink);border-radius:999px;padding:8px 12px;transition:transform .18s,border-color .18s,background-color .18s}.evidence-chip:hover{border-color:var(--focus-border);background:var(--accent-soft);transform:translateY(-1px)}.pattern-recommendation{border-top:1px solid var(--line);margin:0;padding-top:12px;line-height:1.72}.priority-card{border:1px solid var(--line);background:var(--surface-subtle);width:100%;color:var(--ink);text-align:left;border-radius:18px;gap:12px;padding:18px;transition:transform .18s,border-color .18s,background-color .18s,box-shadow .18s;display:grid}.priority-card:hover{border-color:var(--line-strong);background:var(--surface-hover);transform:translateY(-1px)}.priority-card.urgent{border-color:var(--danger-border);background:linear-gradient(180deg, #cd584e24, transparent 180%), var(--surface-subtle)}.priority-card.high{border-color:var(--focus-border);background:linear-gradient(180deg, var(--accent-soft), transparent 180%), var(--surface-subtle)}.priority-card.medium{border-color:var(--difficulty-medium-border);background:linear-gradient(180deg, var(--difficulty-medium-bg), transparent 180%), var(--surface-subtle)}.priority-card-head{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.priority-copy{gap:4px;display:grid}.priority-copy small,.priority-meta{color:var(--muted)}.priority-meta{gap:6px;font-size:.92rem;line-height:1.6;display:grid}.priority-label-chip{border:1px solid var(--line);white-space:nowrap;border-radius:999px;align-items:center;min-height:32px;padding:6px 10px;font-size:.82rem;font-weight:700;display:inline-flex}.priority-label-chip.urgent{border-color:var(--danger-border);color:var(--danger-ink);background:#cd584e24}.priority-label-chip.high{border-color:var(--focus-border);background:var(--accent-soft);color:var(--count-ink)}.priority-label-chip.medium{border-color:var(--difficulty-medium-border);background:var(--difficulty-medium-bg);color:var(--difficulty-medium-ink)}.insight-inline-error{margin:0}.focus-item{border:1px solid var(--line);background:var(--surface-subtle);width:100%;color:var(--ink);text-align:left;border-radius:18px;justify-content:space-between;align-items:center;gap:16px;padding:14px 16px;transition:transform .18s,border-color .18s,background-color .18s;display:flex}.focus-item:hover{background:var(--surface-hover);transform:translateY(-1px)}.focus-item-copy{gap:4px;display:grid}.related-practice-list,.related-practice-fields{gap:16px;display:grid}.related-practice-list{counter-reset:practice;margin:18px 0;padding:0;list-style:none}.related-practice-card{counter-increment:practice;border-bottom:1px solid var(--line);overflow-wrap:anywhere;min-width:0;padding:18px 0}.related-practice-title{font-size:1.05em}.related-practice-section .related-practice-list{font-size:var(--reading-support-font-size,1rem)}.related-practice-title:before{content:counter(practice, decimal-leading-zero) " / ";color:var(--accent-strong)}.related-practice-card p{white-space:pre-wrap;margin:12px 0;line-height:1.65}.related-practice-card p>span{color:var(--muted);margin-bottom:4px;font-family:Aptos,Trebuchet MS,sans-serif;font-size:.78em;font-weight:700;display:block}.related-practice-card a{color:var(--accent-strong);text-underline-offset:3px;text-decoration:underline}.related-practice-toolbar{flex-wrap:wrap;gap:10px;display:flex}.related-practice-field,.related-practice-suggestions{border:1px solid var(--line);background:var(--surface-subtle);border-radius:16px;min-width:0;margin:0;padding:18px}.related-practice-field{gap:14px;display:grid}.related-practice-field legend{padding:0 6px;font-weight:700}.related-practice-field>button{justify-self:start}.related-practice-editor{scroll-margin-top:24px}.folder-toolbar{grid-template-columns:minmax(0,1.25fr) minmax(300px,.95fr);align-items:end;gap:16px;display:grid}.folder-create-form{margin:0}.inline-action{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;display:grid}.folder-search-panel,.section-list,.topic-panel,.editor-panel{border:1px solid var(--line);background:var(--panel-overlay), var(--panel);border-radius:24px;padding:22px}.panel-section-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:18px;display:flex}.panel-section-head h2{margin:8px 0 0;font-size:clamp(1.25rem,1.8vw,1.6rem)}.panel-section-head p{max-width:44ch;margin:0}.note-word-suggestion{color:var(--muted);opacity:.65;pointer-events:none;-webkit-user-select:none;user-select:none;background:0 0;font-weight:400}.note-reference-link,.rich-text-input a[href^="#notebook/"]{color:var(--accent-strong);background:var(--accent-soft);overflow-wrap:anywhere;border-radius:4px;padding:1px 4px}.note-reference-unavailable{color:var(--muted);text-decoration:line-through}.note-reference-menu{border-top:1px solid var(--line);max-height:270px;padding:10px;overflow-y:auto}.note-reference-menu [role=listbox]{gap:4px;margin:6px 0;display:grid}.note-reference-menu button{text-align:left;width:100%;min-width:0;box-shadow:none;color:inherit;overflow-wrap:anywhere;background:0 0;gap:3px;padding:8px 10px;display:grid}.note-reference-menu button[aria-selected=true]{background:var(--accent-soft);border-color:var(--accent)}.note-reference-menu button span,.note-reference-menu small{color:var(--muted);font-size:.8rem}.navigator-search{gap:8px;display:grid}.navigator-search input,.navigator-search select,.editor-form input,.editor-form select,.editor-form textarea{border:1px solid var(--line);background:var(--input-bg);width:100%;color:var(--ink);border-radius:16px;outline:none;padding:13px 14px}.navigator-search input::placeholder,.editor-form input::placeholder,.editor-form textarea::placeholder{color:var(--input-placeholder)}.navigator-search input:focus,.navigator-search select:focus,.editor-form input:focus,.editor-form select:focus,.editor-form textarea:focus{border-color:var(--focus-border);box-shadow:0 0 0 4px var(--focus-ring)}.section-list{gap:12px;display:grid}.section-row{border:1px solid var(--line);background:var(--surface-subtle);width:100%;color:var(--ink);text-align:left;border-radius:18px;justify-content:space-between;align-items:center;gap:14px;padding:18px;transition:transform .18s,background-color .18s,border-color .18s,box-shadow .18s;display:flex}.section-row:last-child{border-bottom:1px solid var(--line)}.section-row:hover,.question-row:hover,.primary-button:hover,.ghost-button:hover{transform:translateY(-1px)}.section-row:hover{background:var(--surface-hover);border-color:var(--line-strong)}.section-row-main,.section-row-side{align-items:center;gap:12px;display:flex}.section-row-copy,.question-row-copy{flex-direction:column;align-items:flex-start;gap:4px;min-width:0;display:flex}.section-row-trail{color:var(--muted);font-size:.72rem;line-height:1.4}.section-row-copy strong,.question-row-copy strong{word-break:break-word;font-size:1.02rem;line-height:1.4}.section-row-side{flex-direction:column;align-items:flex-end;gap:4px;min-width:120px;display:flex}.question-row-side{flex-direction:column;align-items:flex-start;gap:4px;min-width:0;display:flex}.section-row-side span,.question-row-side span{color:var(--count-ink);font-size:.84rem;font-weight:700}.section-row-side small{text-align:right;line-height:1.45}.question-row-side small{text-align:left;line-height:1.45}.folder-glyph{background:linear-gradient(#f49b69 0%,#de6f34 100%);border-radius:4px;width:18px;height:13px;display:inline-block;position:relative}.folder-glyph:before{content:"";background:#f6ad82;border-radius:3px 3px 0 0;width:8px;height:4px;position:absolute;top:-3px;left:2px}.empty-panel{border:1px dashed var(--line-strong);background:var(--surface-subtle);color:var(--muted);border-radius:22px;padding:28px 22px}.empty-panel.compact{padding:16px}.crash-panel{border:1px solid var(--danger-border);background:linear-gradient(180deg, #cd584e1f, transparent 220%), var(--panel);border-radius:28px;gap:16px;max-width:720px;margin:0 auto;padding:32px;display:grid}.crash-panel h1,.crash-panel p{margin:0}.crash-panel p{color:var(--muted);line-height:1.75}.crash-panel-actions{flex-wrap:wrap;gap:10px;display:flex}.workspace-layout{--topic-panel-width:388px;grid-template-columns:minmax(300px, var(--topic-panel-width)) 16px minmax(0, 1fr);align-items:start;gap:22px;display:grid}.workspace-layout.rail-collapsed{grid-template-columns:0 0 minmax(0,1fr);gap:0}.workspace-layout.focus-session{grid-template-columns:minmax(0,1fr);gap:0}.workspace-layout.is-resizing,.workspace-layout.is-resizing *{cursor:col-resize}.panel{border:1px solid var(--line);background:var(--panel);border-radius:24px}.topic-panel{min-width:0;max-height:calc(100vh - 48px);position:sticky;top:24px;overflow:auto}.workspace-layout.rail-collapsed .topic-panel{opacity:0;pointer-events:none;border-width:0;max-height:0;padding:0;overflow:hidden}.workspace-layout.focus-session .topic-panel,.workspace-layout.focus-session .workspace-divider,.workspace-layout.focus-session .workspace-rail-reopen{display:none}.topic-header{justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:22px;display:flex}.topic-breadcrumb{color:var(--muted);margin:8px 0 6px;font-size:.84rem;line-height:1.5}.topic-actions{justify-items:end;gap:10px;display:grid}.topic-header h1{margin:6px 0 0;font-size:clamp(1.6rem,2vw,2rem)}.topic-header p{max-width:42ch;margin:12px 0 0;line-height:1.7}.folder-overview-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:18px;display:grid}.folder-overview-card{min-width:0}.folder-overview-card strong{font-size:1.3rem;line-height:1.1}.folder-overview-card small{color:var(--muted);line-height:1.55}.folder-structure-callout{border:1px solid var(--line-strong);background:linear-gradient(180deg, var(--accent-soft), transparent 220%), var(--surface-subtle);border-radius:18px;gap:8px;margin-bottom:18px;padding:16px 18px;display:grid}.folder-structure-callout strong{font-size:1rem}.folder-structure-callout p{color:var(--muted);margin:0;line-height:1.68}.folder-management-panel,.folder-children-panel{border:1px solid var(--line);background:var(--surface-subtle);border-radius:18px;gap:14px;margin-bottom:18px;padding:16px;display:grid}.folder-subfolder-form,.subfolder-grid{gap:12px;display:grid}.subfolder-card{border:1px solid var(--line);background:var(--panel);width:100%;color:var(--ink);text-align:left;border-radius:16px;justify-content:space-between;align-items:center;gap:14px;padding:16px;transition:transform .18s,background-color .18s,border-color .18s,box-shadow .18s;display:flex}.subfolder-card:hover,.subfolder-card:focus-visible{background:var(--surface-hover);border-color:var(--line-strong);outline:none;transform:translateY(-1px)}.subfolder-card-copy{gap:4px;min-width:0;display:grid}.subfolder-card-copy strong{word-break:break-word;font-size:.98rem;line-height:1.4}.subfolder-card-meta{color:var(--count-ink);text-align:right;font-size:.82rem;font-weight:700;line-height:1.4}.folder-tree-panel{gap:12px}.folder-revision-controls,.folder-revision-results,.folder-revision-list{align-content:start;gap:12px;min-width:0;display:grid}.folder-revision-controls{border-bottom:1px solid var(--line);padding-bottom:16px}.folder-revision-active .folder-tree-panel{background:0 0;border:0;padding:0}.folder-revision-heading,.folder-revision-meta{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;display:flex}.folder-revision-heading h2{margin:0;font-size:1rem}.folder-revision-controls .helper-text,.folder-revision-results>.helper-text{margin:0}.folder-revision-fields{grid-template-columns:repeat(auto-fit,minmax(min(190px,100%),1fr));gap:10px;display:grid}.folder-revision-fields label{min-width:0;color:var(--muted);gap:6px;font-size:.9rem;display:grid}.folder-revision-fields select{border:1px solid var(--line);background:var(--input-bg);width:100%;min-width:0;color:var(--ink);border-radius:12px;padding:11px 12px}.folder-revision-fields select:focus-visible,.folder-revision-result:focus-visible{outline:2px solid var(--focus-border);outline-offset:2px}.folder-revision-result{border:1px solid var(--line);background:var(--panel);width:100%;min-width:0;color:var(--ink);text-align:left;overflow-wrap:anywhere;border-radius:14px;gap:8px;padding:14px;display:grid}.folder-revision-result:hover,.folder-revision-result.selected{border-color:var(--selected-row-border);background:var(--selected-row-background)}.folder-revision-result .folder-note-title-wrap{justify-content:space-between;align-items:flex-start}.folder-revision-path,.folder-revision-meta{color:var(--muted);font-size:.82rem;line-height:1.5}.folder-tree-list,.folder-tree-node,.folder-tree-children{gap:8px;display:grid}.folder-tree-row-wrap{grid-template-columns:minmax(0,1fr) 36px;align-items:center;gap:8px;display:grid}.folder-tree-row,.folder-note-row,.folder-tree-toggle{border:1px solid var(--line);background:var(--panel);color:var(--ink)}.folder-tree-row,.folder-note-row{text-align:left;border-radius:16px;align-items:center;gap:12px;width:100%;min-width:0;padding:12px 14px;transition:transform .18s,background-color .18s,border-color .18s,box-shadow .18s;display:flex}.folder-tree-row:hover,.folder-tree-row.selected,.folder-note-row:hover,.folder-note-row.selected{background:var(--surface-hover);border-color:var(--line-strong);transform:translateY(-1px)}.folder-tree-row-wrap.selected .folder-tree-toggle{border-color:var(--line-strong);background:var(--surface-hover)}.folder-tree-label,.folder-note-title{word-break:break-word;min-width:0;font-weight:700;line-height:1.45}.folder-tree-meta{color:var(--muted);text-align:right;margin-left:auto;font-size:.8rem;line-height:1.4}.folder-tree-toggle{border-radius:14px;justify-content:center;align-items:center;height:100%;min-height:44px;font-size:1.2rem;line-height:1;transition:background-color .18s,border-color .18s,transform .18s;display:inline-flex}.folder-tree-toggle:hover{background:var(--surface-hover);border-color:var(--line-strong);transform:translateY(-1px)}.folder-tree-children{border-left:1px solid var(--line);padding-left:8px}.folder-note-row{justify-content:space-between}.folder-note-title-wrap{align-items:center;gap:8px;min-width:0;display:flex}.question-importance-marker{border:1px solid var(--line-strong);background:var(--surface-soft);min-width:28px;color:var(--eyebrow-ink);letter-spacing:.04em;text-align:center;border-radius:999px;flex:none;padding:3px 6px;font-size:.72rem;font-weight:800;line-height:1}.question-importance-marker.must-revise,.importance-chip.must-revise{border-color:var(--danger-border);color:var(--danger-ink);background:#cd584e1f}.question-importance-marker.important,.importance-chip.important{border-color:var(--difficulty-medium-border);background:var(--difficulty-medium-bg);color:var(--difficulty-medium-ink)}.folder-management-title{font-size:1.05rem;line-height:1.4}.workspace-empty-panel{gap:12px;padding:28px;display:grid}.workspace-empty-panel h2,.workspace-empty-panel p{margin:0}.workspace-empty-panel p{max-width:46ch;color:var(--muted);line-height:1.75}.workspace-subfolder-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:6px;display:grid}.workspace-subfolder-card{border:1px solid var(--line);background:var(--panel-strong-overlay), var(--panel-strong);min-width:0;color:var(--ink);text-align:left;border-radius:20px;gap:12px;padding:18px;transition:transform .18s,border-color .18s,background-color .18s,box-shadow .18s;display:grid}.workspace-subfolder-card:hover{border-color:var(--line-strong);background:linear-gradient(180deg, var(--accent-soft), transparent 180%), var(--panel-strong);transform:translateY(-1px);box-shadow:0 16px 32px #0000001a}.workspace-subfolder-head{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.workspace-subfolder-head strong{font-size:1rem;line-height:1.45}.workspace-subfolder-head span,.workspace-subfolder-card p{color:var(--muted)}.workspace-subfolder-card p{margin:0;line-height:1.65}.workspace-subfolder-metrics{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.workspace-subfolder-metrics span{border:1px solid var(--line);background:var(--surface-subtle);min-width:0;color:var(--muted);border-radius:13px;gap:3px;padding:10px;font-size:.76rem;line-height:1.35;display:grid}.workspace-subfolder-metrics strong{color:var(--ink);font-size:1rem}.workspace-subfolder-metrics .attention strong{color:var(--accent-strong)}.workspace-subfolder-action{color:var(--accent-strong);font-size:.88rem;font-weight:700}.folder-management-head{gap:6px;display:grid}.folder-management-actions{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.helper-text{color:var(--muted);font-size:.88rem;line-height:1.5}.eyebrow{color:var(--eyebrow-ink);letter-spacing:.18em;text-transform:uppercase;font-size:.72rem;font-weight:800}.section-search{margin:0}.notes-rail-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:18px;display:flex}.notes-rail-head-copy{gap:6px;min-width:0;display:grid}.notes-rail-head h2{margin:8px 0 0;font-size:1.16rem;line-height:1.3}.notes-rail-head-copy .helper-text{max-width:48ch;margin:0}.notes-rail-head-actions{justify-items:end;gap:12px;min-width:min(100%,320px);display:grid}.section-action-hint{max-width:30ch;color:var(--muted);text-align:right;margin:0;line-height:1.6}.notes-rail-head-actions .section-search{width:min(100%,320px)}.question-rail{gap:12px;display:grid}.workspace-divider{min-height:100%;color:var(--muted);cursor:col-resize;background:0 0;border:0;border-radius:999px;justify-content:center;align-self:stretch;align-items:center;padding:0;transition:background-color .18s,color .18s,opacity .18s;display:inline-flex}.workspace-divider:hover,.workspace-divider:focus-visible{background:var(--surface-soft);color:var(--ink);outline:none}.workspace-divider span{background:currentColor;border-radius:999px;width:2px;height:56px;display:block}.workspace-divider span+span{opacity:.52;margin-left:4px}.workspace-layout.rail-collapsed .workspace-divider{opacity:0;pointer-events:none}.workspace-editor-wrap{gap:14px;min-width:0;display:grid}.workspace-layout.focus-session .workspace-editor-wrap{gap:0}.workspace-rail-reopen{justify-self:start}.question-row{border:1px solid var(--line);background:var(--surface-subtle);width:100%;color:var(--ink);text-align:left;border-radius:20px;gap:12px;padding:16px 18px;transition:transform .18s,border-color .18s,background-color .18s,box-shadow .18s;display:grid}.question-row.selected{border-color:var(--selected-row-border);background:var(--selected-row-background);box-shadow:var(--selected-row-shadow)}.question-row-copy small,.question-row-side small{line-height:1.5}.due-pill{border:1px solid var(--line);background:var(--surface-soft);min-height:32px;color:var(--ink);text-align:center;border-radius:999px;justify-content:center;align-items:center;padding:6px 10px;font-size:.8rem;font-weight:700;display:inline-flex}.question-row-side .due-pill{color:inherit;font-size:.8rem}.due-pill.overdue,.due-chip.overdue{border-color:var(--danger-border);color:var(--danger-ink);background:#cd584e1f}.due-pill.due,.due-chip.due{border-color:var(--focus-border);background:var(--accent-soft);color:var(--count-ink)}.due-pill.upcoming,.due-chip.upcoming{border-color:var(--difficulty-medium-border);background:var(--difficulty-medium-bg);color:var(--difficulty-medium-ink)}.due-pill.planned,.due-chip.planned{border-color:var(--success-border);background:var(--difficulty-easy-bg);color:var(--difficulty-easy-ink)}.editor-panel{min-width:0;padding:42px 44px;position:static}.editorial-shell,.form-shell{gap:24px;display:grid}.editorial-layout{grid-template-columns:minmax(0,1fr) minmax(280px,320px);align-items:start;gap:44px;display:grid}.article-main{gap:34px;width:100%;max-width:940px;display:grid}.workspace-layout.rail-collapsed .article-main{max-width:none}.workspace-layout.focus-session .article-main,.workspace-layout.focus-session .form-shell{max-width:1060px;margin:0 auto}.workspace-layout.focus-session .editor-panel{padding:96px 52px 52px}.workspace-layout.rail-collapsed .editorial-layout{grid-template-columns:minmax(0,1fr) minmax(260px,320px);gap:36px}.workspace-layout.focus-session .editorial-layout{grid-template-columns:minmax(0,1fr) minmax(250px,320px);gap:42px}.article-aside{gap:16px;display:grid;position:sticky;top:24px}.editorial-hero{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:36px;padding-bottom:20px;display:grid}.editorial-headline h2{letter-spacing:-.04em;max-width:none;margin:10px 0 0;font-family:Cambria,Georgia,serif;font-size:clamp(2.5rem,4vw,4rem);line-height:1.03}.editorial-summary{max-width:62ch;color:var(--muted);margin:16px 0 0;font-size:1.08rem;line-height:1.95}.editorial-badges{flex-wrap:wrap;gap:10px;margin-top:20px;display:flex}.editorial-fact-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;max-width:760px;margin:22px 0 0;display:grid}.editorial-fact{border:1px solid var(--line);background:var(--surface-subtle);border-radius:18px;gap:6px;min-width:0;padding:14px 16px;display:grid}.editorial-fact dt{color:var(--muted);letter-spacing:.05em;text-transform:uppercase;font-size:.78rem;font-weight:700}.editorial-fact dd{color:var(--ink);margin:0;line-height:1.5}.meta-chip{border:1px solid var(--line);background:var(--surface-soft);min-height:36px;color:var(--ink);border-radius:999px;align-items:center;padding:8px 12px;font-size:.86rem;display:inline-flex}.difficulty-chip.easy{background:var(--difficulty-easy-bg);border-color:var(--difficulty-easy-border);color:var(--difficulty-easy-ink)}.difficulty-chip.medium{background:var(--difficulty-medium-bg);border-color:var(--difficulty-medium-border);color:var(--difficulty-medium-ink)}.difficulty-chip.hard{background:var(--difficulty-hard-bg);border-color:var(--difficulty-hard-border);color:var(--difficulty-hard-ink)}.editorial-actions{flex-wrap:wrap;place-content:flex-start flex-end;gap:10px;display:flex}.reading-font-size-control{gap:6px;min-width:250px;display:grid}.reading-font-size-control>span{color:var(--muted);letter-spacing:.08em;text-align:left;text-transform:uppercase;font-size:.72rem;font-weight:800}.reading-font-size-control>div{border:1px solid var(--line);background:var(--surface-soft);border-radius:14px;padding:4px;display:inline-flex}.reading-font-size-control button{min-height:38px;color:var(--muted);background:0 0;border:0;border-radius:10px;flex:1 1 0;padding:7px 10px;font-size:.82rem;font-weight:700}.reading-font-size-control button:hover{color:var(--ink)}.reading-font-size-control button.active{background:var(--panel);color:var(--ink);box-shadow:var(--theme-switch-shadow)}.editorial-shell{--reading-copy-font-size:1.08rem;--reading-copy-line-height:2;--reading-code-font-size:.92rem;--reading-support-font-size:1rem}.editorial-shell[data-reading-font-size=small]{--reading-copy-font-size:1rem;--reading-copy-line-height:1.9;--reading-code-font-size:.84rem;--reading-support-font-size:.94rem}.editorial-shell[data-reading-font-size=large]{--reading-copy-font-size:1.22rem;--reading-copy-line-height:1.95;--reading-code-font-size:1.02rem;--reading-support-font-size:1.08rem}.editorial-shell .editorial-summary{font-size:var(--reading-copy-font-size)}.editorial-shell .fact-value,.editorial-shell .reference-copy,.editorial-shell .quiz-card-head h4,.editorial-shell .quiz-reveal p,.editorial-shell .quiz-ai-feedback p,.editorial-shell .interview-followup-head h4,.editorial-shell .interview-followup-intent p,.editorial-shell .interview-followup-answer p{font-size:var(--reading-support-font-size)}.editorial-outline{border:0;gap:8px;padding:0;display:grid}.editorial-outline a{color:var(--muted);background:0 0;border:0;border-left:2px solid #0000;border-radius:0;padding:0 0 0 12px;line-height:1.6;transition:background-color .18s,color .18s,border-color .18s}.editorial-outline a:hover{color:var(--ink);border-color:var(--focus-border);background:0 0}.quiz-section{gap:18px;display:grid}.quiz-toolbar{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.quiz-toolbar .reference-copy{max-width:62ch;margin:0}.quiz-list{gap:14px;display:grid}.interview-followup-section,.interview-followup-list{gap:16px;display:grid}.interview-followup-card{border:1px solid var(--line);background:var(--surface-subtle);border-radius:18px;gap:14px;padding:18px;display:grid}.interview-followup-head{gap:7px;display:grid}.interview-followup-head>span,.interview-followup-intent strong{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.76rem;font-weight:700}.interview-followup-head h4,.interview-followup-intent p,.interview-followup-answer p{margin:0;line-height:1.7}.interview-followup-intent{gap:6px;display:grid}.interview-followup-intent p{color:var(--muted)}.interview-followup-answer{border-top:1px solid var(--line);padding-top:12px}.interview-followup-answer summary{cursor:pointer;width:fit-content;color:var(--ink);font-weight:700}.interview-followup-answer[open] summary{color:var(--eyebrow-ink);margin-bottom:10px}.quiz-card{border:1px solid var(--line);background:linear-gradient(180deg, var(--accent-soft), transparent 180%), var(--surface-subtle);border-radius:18px;gap:14px;padding:18px;display:grid}.quiz-card-head{gap:6px;display:grid}.quiz-card-head span,.quiz-reveal strong{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:700}.quiz-card-head h4{margin:0;font-size:1.04rem;line-height:1.55}.quiz-answer-field{gap:8px;display:grid}.quiz-answer-field span,.quiz-review-label{color:var(--muted);font-size:.88rem;font-weight:700}.quiz-answer-input{border:1px solid var(--line);background:var(--input-bg);width:100%;color:var(--ink);resize:vertical;border-radius:16px;outline:none;padding:13px 14px;line-height:1.7}.quiz-answer-input::placeholder{color:var(--input-placeholder)}.quiz-answer-input:focus{border-color:var(--focus-border);box-shadow:0 0 0 4px var(--focus-ring)}.quiz-actions{flex-wrap:wrap;gap:10px;display:flex}.quiz-helper-text{color:var(--muted);margin:-2px 0 0;font-size:.9rem}.quiz-error-text{color:var(--danger-ink);margin:-2px 0 0;font-size:.9rem}.quiz-ai-feedback{border:1px solid var(--line);background:var(--panel);border-radius:16px;gap:10px;padding:16px;display:grid}.quiz-ai-feedback.strong{border-color:var(--success-border);background:linear-gradient(180deg, var(--difficulty-easy-bg), transparent 180%), var(--panel)}.quiz-ai-feedback.partial{border-color:var(--difficulty-medium-border);background:linear-gradient(180deg, var(--difficulty-medium-bg), transparent 180%), var(--panel)}.quiz-ai-feedback.off-track{border-color:var(--danger-border);background:linear-gradient(180deg, #cd584e1c, transparent 180%), var(--panel)}.quiz-ai-feedback-header{justify-content:space-between;align-items:center;gap:12px;display:flex}.quiz-ai-feedback-header strong,.quiz-ai-feedback div strong{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:700}.quiz-ai-feedback p{margin:0;line-height:1.72}.quiz-verdict-chip{border:1px solid var(--line);text-transform:capitalize;border-radius:999px;align-items:center;min-height:30px;padding:6px 10px;font-size:.82rem;font-weight:700;display:inline-flex}.quiz-verdict-chip.strong{border-color:var(--success-border);color:var(--difficulty-easy-ink);background:var(--difficulty-easy-bg)}.quiz-verdict-chip.partial{border-color:var(--difficulty-medium-border);color:var(--difficulty-medium-ink);background:var(--difficulty-medium-bg)}.quiz-verdict-chip.off-track{border-color:var(--danger-border);color:var(--danger-ink);background:#cd584e1f}.quiz-reveal{border:1px solid var(--line);background:var(--panel);border-radius:16px;gap:8px;padding:14px 16px;display:grid}.quiz-reveal p{color:var(--ink);margin:0;line-height:1.75}.quiz-reveal.hint{border-color:var(--difficulty-medium-border);background:linear-gradient(180deg, var(--difficulty-medium-bg), transparent 180%), var(--panel)}.quiz-reveal.answer{border-color:var(--focus-border);background:linear-gradient(180deg, var(--accent-soft), transparent 180%), var(--panel)}.quiz-review-panel{gap:10px;display:grid}.quiz-review-actions{flex-wrap:wrap;gap:10px;display:flex}.selected-review{border-color:var(--focus-border);background:var(--accent-soft);color:var(--ink)}.article-section{border-top:1px solid var(--line);padding-top:30px}.article-section:first-child{border-top:0;padding-top:0}.reference-card{border:1px solid var(--line);background:var(--panel-strong-overlay), var(--panel-strong);border-radius:22px;padding:24px}.article-section-head{gap:8px;margin-bottom:18px;display:grid}.article-section-head span{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:700}.article-section-head h3{letter-spacing:-.02em;margin:0;font-family:Cambria,Georgia,serif;font-size:1.55rem;line-height:1.18}.article-grid{gap:16px;display:grid}.article-card,.form-section{border:1px solid var(--line);background:var(--card-overlay), var(--panel-strong);border-radius:22px;padding:22px}.article-card-heading,.form-section-heading{gap:6px;margin-bottom:14px;display:grid}.article-card h3,.form-section-heading h3{margin:0;font-size:1.18rem}.form-section-heading p{max-width:58ch;margin:0}.stacked-input-panel{border:1px solid var(--line);background:var(--surface-subtle);border-radius:18px;gap:14px;padding:16px 18px;display:grid}.stacked-input-head{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.stacked-input-head>div{gap:6px;display:grid}.stacked-input-head span{font-weight:600}.inline-empty-state{border:1px dashed var(--line-strong);color:var(--muted);background:var(--surface-subtle);border-radius:16px;padding:14px 16px;line-height:1.65}.company-ask-list{gap:12px;display:grid}.company-ask-row{grid-template-columns:minmax(0,1.3fr) minmax(180px,.95fr) auto;align-items:end;gap:12px;display:grid}.company-ask-remove{min-height:46px}.ai-assist-panel{border:1px solid var(--line);background:linear-gradient(180deg, var(--accent-soft), transparent 140%), var(--surface-soft);border-radius:18px;justify-content:space-between;align-items:center;gap:16px;padding:16px 18px;display:flex}.ai-assist-copy{gap:6px;display:grid}.ai-assist-copy strong{font-size:1rem}.ai-assist-copy p,.ai-hint{color:var(--muted);margin:0;line-height:1.7}.ai-hint{font-size:.92rem}.editorial-copy{white-space:pre-wrap;color:var(--ink);max-width:68ch;font-family:Cambria,Georgia,serif;font-size:var(--reading-copy-font-size);line-height:var(--reading-copy-line-height)}.editorial-copy.muted{color:var(--muted)}.reference-list{gap:12px;margin:0;display:grid}.reference-list.compact{gap:10px}.reference-list div{border-bottom:1px solid var(--line);gap:4px;padding-bottom:12px;display:grid}.reference-list div:last-child{border-bottom:0;padding-bottom:0}.reference-list dt{color:var(--muted);letter-spacing:.04em;text-transform:uppercase;font-size:.82rem;font-weight:700}.fact-value{color:var(--ink);margin:0;line-height:1.7}.fact-value.muted{color:var(--muted)}.reference-copy{margin:0 0 18px;line-height:1.7}.reference-copy.compact{margin:0}.approach-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.approach-flow{gap:16px;display:grid}.approach-card{border:1px solid var(--line);background:var(--surface-subtle);border-radius:18px;gap:10px;padding:16px;display:grid}.approach-card span{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.8rem;font-weight:700}.approach-stage{border:1px solid var(--line);background:var(--surface-soft);border-radius:20px;gap:12px;padding:22px 24px;display:grid}.approach-stage-head{gap:4px;display:grid}.approach-stage-head span{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.8rem;font-weight:700}.approach-stage-head h4{margin:0;font-size:1rem}.complexity-stage-grid,.complexity-read-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.complexity-stage-card,.complexity-read-card{border:1px solid var(--line);background:var(--surface-soft);border-radius:20px;gap:14px;padding:18px;display:grid}.complexity-stage-head,.complexity-read-head{gap:4px;display:grid}.complexity-stage-head span,.complexity-read-head span{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:700}.complexity-stage-head strong,.complexity-read-head strong{font-size:.98rem}.company-ask-read-list{gap:10px;display:grid}.company-ask-read-row{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding-bottom:10px;display:flex}.company-ask-read-row:last-child{border-bottom:0;padding-bottom:0}.company-ask-read-row strong{font-size:.98rem}.company-ask-read-row span{color:var(--muted);text-align:right;font-size:.9rem}.code-block{border:1px solid var(--code-border);background:var(--code);color:var(--code-ink);font-family:Consolas,Courier New,monospace;font-size:var(--reading-code-font-size,.92rem);white-space:pre-wrap;word-break:break-word;border-radius:20px;margin:0;padding:22px;line-height:1.65;overflow:auto}.code-block.empty{color:var(--muted)}.code-stage-list,.code-field-list{gap:16px;display:grid}.code-stage-card{border:1px solid var(--line);background:var(--surface-soft);border-radius:20px;gap:12px;padding:20px;display:grid}.code-stage-heading{gap:6px;display:grid}.code-stage-heading span{color:var(--eyebrow-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.8rem;font-weight:700}.code-stage-heading h4{margin:0;font-size:1rem}.testcase-block{border:1px solid var(--code-border);background:var(--code);color:var(--code-ink);font-family:Consolas,Courier New,monospace;font-size:var(--reading-code-font-size,.9rem);white-space:pre-wrap;word-break:break-word;border-radius:20px;margin:0;padding:20px;line-height:1.65;overflow:auto}.testcase-block.empty{color:var(--muted)}.form-toolbar{justify-content:space-between;align-items:flex-start;gap:18px;display:flex}.panel-heading{gap:10px;margin:0;display:grid}.panel-heading h2{margin:0;font-size:clamp(1.7rem,3vw,2.35rem);line-height:1.15}.panel-heading p{max-width:66ch;margin:0}.revision-banner{border:1px solid var(--line);background:var(--surface-soft);border-radius:18px;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:16px;display:grid}.revision-banner strong{margin-top:4px;font-size:.95rem;display:block}.revision-actions-panel,.revision-action-stack{border:1px solid var(--line);background:var(--surface-soft);border-radius:18px;gap:12px;padding:16px;display:grid}.revision-action-label{color:var(--ink);font-size:.88rem;font-weight:700}.revision-outcome-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.revision-outcome-button{width:100%;min-height:44px}.revision-outcome-button.danger-tone{border-color:var(--danger-button-border);color:var(--danger-button-ink)}.editor-form{gap:22px;display:grid}.editor-form label{gap:8px;display:grid}.editor-form label span{font-weight:600}.editor-form .field-helper{color:var(--muted);line-height:1.55}.field-row{gap:14px;display:grid}.two-column{grid-template-columns:repeat(2,minmax(0,1fr))}.three-column{grid-template-columns:repeat(3,minmax(0,1fr))}.editor-form textarea{resize:vertical;min-height:130px}.code-textarea{white-space:pre;min-height:260px;font-family:Consolas,Courier New,monospace;font-size:.92rem;line-height:1.6}.compact-code-textarea{white-space:pre-wrap;min-height:120px;font-family:Consolas,Courier New,monospace;font-size:.9rem;line-height:1.6}.primary-button,.ghost-button{border:1px solid #0000;border-radius:14px;padding:11px 14px;font-weight:700;transition:border-color .18s,background-color .18s,transform .18s}.primary-button{background:linear-gradient(135deg, var(--accent) 0%, #ff985b 100%);color:var(--primary-ink);box-shadow:var(--primary-shadow)}.ghost-button{background:var(--ghost-bg);border-color:var(--line);color:var(--ink)}.danger-button{border-color:var(--danger-button-border);color:var(--danger-button-ink)}.primary-button:disabled,.ghost-button:disabled{cursor:not-allowed;opacity:.55;box-shadow:none;transform:none}.compact-button{white-space:nowrap;padding-inline:12px}.timeline-list{border:1px solid var(--line);background:var(--surface-soft);border-radius:18px;gap:10px;padding:14px;display:grid}.timeline-list.plain{background:0 0;border:0;padding:0}.timeline-list div{flex-wrap:wrap;gap:8px;display:flex}.timeline-chip{background:var(--timeline-chip-bg);color:var(--timeline-chip-ink);border-radius:999px;padding:7px 10px}.editor-actions{flex-wrap:wrap;gap:10px;display:flex}@media (width<=960px){.app-shell{padding:12px}.app-frame{border-radius:24px;padding:18px}.topbar,.topbar-main,.topbar-side,.topbar-controls{align-items:stretch}.topbar-main,.topbar-side{flex-direction:column}.theme-switch{width:100%}.theme-option{flex:1}.topbar-utility-cluster{justify-content:center;width:100%}.focus-control{flex-wrap:wrap;justify-content:center}.focus-popover{width:min(330px,100vw - 56px);left:50%;right:auto;transform:translate(-50%)}.focus-session-hud{flex-direction:column;align-items:stretch;top:14px;left:14px;right:14px}.focus-session-hud-actions{justify-content:stretch}.focus-session-hud-actions>button{flex:1 1 0}.focus-session-confirm-actions{flex-direction:column}.focus-session-confirm-actions>button{width:100%}.focus-duration-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace-layout,.workspace-layout.rail-collapsed,.folder-toolbar,.folder-overview-grid,.inline-action,.insight-grid,.onboarding-grid,.onboarding-grid-tight,.onboarding-track-grid,.revision-stats-grid,.auth-shell,.premium-access-panel,.admin-console-grid,.editorial-hero,.editorial-layout,.editorial-fact-grid,.complexity-stage-grid,.complexity-read-grid,.form-toolbar,.revision-banner,.revision-outcome-grid,.notes-rail-head,.two-column,.three-column,.approach-grid,.auth-feature-list{grid-template-columns:1fr}.ai-assist-panel,.stacked-input-head{flex-direction:column;align-items:stretch}.company-ask-row{grid-template-columns:1fr}.quiz-toolbar,.premium-lock-card,.admin-console-head,.admin-console-toolbar,.admin-user-head,.admin-user-actions{flex-direction:column;align-items:stretch}.admin-console-search,.admin-user-form{grid-template-columns:1fr;min-width:0}.onboarding-reopen-panel{flex-direction:column;align-items:stretch}.topic-panel{max-height:none;position:static}.workspace-divider{display:none}.workspace-layout.rail-collapsed{gap:20px}.workspace-layout.rail-collapsed .topic-panel{opacity:1;pointer-events:auto;display:none}.article-aside{position:static}.editorial-actions{justify-content:stretch}.editorial-actions>*{text-align:center;width:100%}.question-row{padding:14px}.topic-actions,.topic-actions>*,.notes-rail-head-actions,.notes-rail-head-actions>*{width:100%}.topbar-controls>.ghost-button,.topbar-controls>.topbar-hint,.topbar-controls>.user-chip,.topbar-controls>.topbar-utility-cluster{text-align:center;width:100%}.workspace-layout.focus-session .editor-panel{padding:116px 20px 28px}.folder-management-actions,.revision-board-head,.revision-bucket-head,.focus-item,.insight-board-head,.priority-card-head,.company-ask-read-row{flex-direction:column;align-items:stretch}}.sheet-toolbar{flex-wrap:wrap;align-items:end;gap:12px;display:flex}.sheet-toolbar label{gap:6px;min-width:min(240px,100%);max-width:100%;display:grid}.sheet-toolbar select,.sheet-toolbar input{width:100%}.sheet-management{gap:16px;margin-top:16px;display:grid}.activity-summary{line-height:2}.activity-columns{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;display:grid}.activity-ranking{padding-left:24px}.activity-ranking li{padding:12px 4px}.activity-ranking span,.activity-ranking small,.activity-records small{display:block}.activity-ranking progress{accent-color:#df763b;width:100%;height:8px}.activity-days{grid-template-columns:repeat(7,minmax(0,1fr));gap:6px;display:grid}.activity-day{min-width:0;padding:8px 2px}.activity-day small{display:block}.activity-day.has-activity{border-color:#df763b}.activity-day[aria-pressed=true]{outline-offset:1px;outline:2px solid #df763b}.activity-records{max-height:360px;padding:0;list-style:none;overflow-y:auto}.activity-records li{overflow-wrap:anywhere;border-bottom:1px solid #8884;padding:12px 0}@media (width<=720px){.activity-columns{grid-template-columns:minmax(0,1fr)}}
