/*! tailwindcss v4.2.4 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--color-red-50:oklch(97.1% .013 17.38);--color-green-50:oklch(98.2% .018 155.826);--color-blue-50:oklch(97% .014 254.604);--color-black:#000;--color-white:#fff;--spacing:.25rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.fixed{position:fixed}.static{position:static}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.container{width:100%}@media (width>=40rem){.container{max-width:40rem}}@media (width>=48rem){.container{max-width:48rem}}@media (width>=64rem){.container{max-width:64rem}}@media (width>=80rem){.container{max-width:80rem}}@media (width>=96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.grow{flex-grow:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--paper:#fbfaf7;--surface:#fff;--ink:#171513;--body:#4e4943;--muted:#756f66;--line:#e4ded5;--line-strong:#c9c0b4;--focus:#126b6f;--focus-soft:#126b6f29;--accent:#7a3f98;--accent-soft:#f2e9f7;--success:#2d7a46;--success-soft:#edf8f0;--danger:#b4443f;--shadow:0 18px 38px #241e1624;color:var(--ink);background:var(--paper);font-synthesis:none;letter-spacing:0;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}html{background:var(--paper)}body{margin:0}*{box-sizing:border-box}::selection{background:var(--focus-soft)}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}.app-shell{min-height:100vh;color:var(--ink);background:var(--paper)}.topbar,.summary-strip,.workspace-grid,.footer{width:min(1480px,100% - 32px);margin-inline:auto}.topbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-end;gap:20px;padding:24px 0 18px;display:flex}.topbar h1{margin:0;font-size:clamp(28px,4vw,48px);font-weight:760;line-height:1}.topbar-actions,.button-row,.article-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.summary-strip{border-bottom:1px solid var(--line);grid-template-columns:repeat(6,minmax(0,1fr));display:grid}.stat{border-right:1px solid var(--line);min-width:0;padding:14px 16px}.stat:last-child{border-right:0}.stat span,.eyebrow,label span,.article-meta,.footer,.session-item span,.topic-item span{color:var(--muted);letter-spacing:0;text-transform:uppercase;font-size:12px;font-weight:680}.stat strong{color:var(--ink);text-overflow:ellipsis;white-space:nowrap;margin-top:4px;font-size:20px;display:block;overflow:hidden}.workspace-grid{background:var(--line);border-inline:1px solid var(--line);grid-template-columns:minmax(280px,.9fr) minmax(360px,1.15fr) minmax(300px,.95fr);gap:1px;display:grid}.panel{background:var(--paper);min-width:0;padding:18px}.curriculum-panel{border-top:1px solid var(--line);grid-column:1/-1}.panel-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.panel-heading h2,.article-row h3,.topic-item h3{color:var(--ink);margin:0}.panel-heading h2{font-size:20px}.article-form,.settings-grid,.slot-list{gap:12px;display:grid}.import-helpers{gap:12px;margin-bottom:14px;display:grid}label{gap:6px;display:grid}input,textarea,select{box-sizing:border-box;border:1px solid var(--line-strong);background:var(--surface);width:100%;min-width:0;color:var(--ink);font:inherit;border-radius:7px;outline:none;font-size:14px}input,select{min-height:38px;padding:0 10px}textarea{resize:vertical;min-height:170px;padding:10px;line-height:1.45}.paste-box{min-height:130px}input:focus,textarea:focus,select:focus{border-color:var(--focus);box-shadow:0 0 0 3px var(--focus-soft)}button,.icon-link{border:1px solid var(--ink);background:var(--ink);min-height:38px;color:var(--paper);font:inherit;cursor:pointer;border-radius:7px;justify-content:center;align-items:center;gap:8px;padding:0 13px;font-size:14px;font-weight:720;text-decoration:none;display:inline-flex}button:hover,.icon-link:hover{transform:translateY(-1px)}button:disabled{cursor:not-allowed;opacity:.54;transform:none}.secondary,.icon-button{border-color:var(--line-strong);background:var(--surface);color:var(--ink)}.icon-button{width:38px;min-width:38px;padding:0}.icon-button input[type=file]{clip:rect(0 0 0 0);block-size:1px;inline-size:1px;position:absolute;overflow:hidden}.danger{color:var(--danger)}.drop-target{border:1px dashed var(--line-strong);background:var(--surface);border-radius:8px;gap:4px;margin-bottom:14px;padding:12px;display:grid}.drop-target strong{font-size:14px}.drop-target span,.helper-text{color:var(--body);font-size:13px;line-height:1.45}.helper-text{margin:0}.import-panel.is-dragging .drop-target{border-color:var(--focus);background:var(--focus-soft)}.search-field{margin-bottom:12px;position:relative}.search-field svg{color:var(--muted);position:absolute;top:11px;left:10px}.search-field input{padding-left:34px}.article-list{gap:10px;max-height:574px;padding-right:4px;display:grid;overflow:auto}.article-row,.topic-item,.session-item,.next-reading,.progress-block{border:1px solid var(--line);background:var(--surface);border-radius:8px}.article-row{grid-template-columns:1fr auto;gap:12px;padding:12px;display:grid}.article-row.is-done{border-color:var(--success);background:var(--success-soft)}.article-row h3{margin-bottom:5px;font-size:15px;line-height:1.25}.article-row p,.topic-item p,.session-item p,.empty-state p,.next-reading span{color:var(--body);margin:0;font-size:14px;line-height:1.45}.article-meta{text-transform:none;flex-wrap:wrap;gap:7px;margin-top:9px;display:flex}.article-actions{align-content:start}.settings-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.slot-row{grid-template-columns:minmax(70px,.8fr) minmax(98px,1fr) minmax(72px,.75fr) 38px;gap:8px;display:grid}.compact{justify-content:flex-end}.progress-block{gap:10px;margin-bottom:14px;padding:12px;display:grid}.progress-block div{justify-content:space-between;align-items:center;gap:12px;display:flex}progress{width:100%;height:10px;accent-color:var(--focus)}.next-reading{align-items:flex-start;gap:10px;margin-bottom:14px;padding:12px;display:flex}.warning-block{border:1px solid var(--danger);background:#fff7f4;border-radius:8px;margin-bottom:14px;padding:12px}.warning-block ul{color:var(--body);margin:8px 0 0;padding-left:18px;font-size:14px}.next-reading strong{margin:2px 0;display:block}.curriculum-layout{grid-template-columns:minmax(320px,1fr) minmax(320px,1fr);gap:14px;display:grid}.topic-list,.session-list{align-content:start;gap:10px;display:grid}.topic-item{grid-template-columns:36px 1fr;gap:12px;padding:12px;display:grid}.topic-index{background:var(--accent-soft);width:32px;height:32px;color:var(--accent);border-radius:50%;place-items:center;font-weight:800;display:grid}.topic-item h3{margin-bottom:6px;font-size:16px}.topic-item span{margin-top:8px;display:block}.session-item{padding:12px}.session-item strong{margin:4px 0;display:block}.empty-state{min-height:140px;color:var(--muted);text-align:center;align-content:center;place-items:center;gap:10px;display:grid}.footer{border-top:1px solid var(--line);text-transform:none;flex-wrap:wrap;gap:14px;padding:18px 0 26px;display:flex}.debug-panel{border:1px solid var(--line);background:var(--surface);border-radius:8px;width:min(1480px,100% - 32px);margin:0 auto 28px;padding:16px}.debug-panel h2{margin:0 0 10px;font-size:16px}.debug-panel pre{white-space:pre-wrap;max-height:360px;margin:0;font-size:12px;overflow:auto}.confidence.high{color:var(--success)}.confidence.medium{color:var(--accent)}.confidence.low{color:var(--danger)}.toast{z-index:10;border:1px solid var(--line-strong);background:var(--paper);max-width:min(440px,100vw - 36px);color:var(--ink);box-shadow:var(--shadow);border-radius:8px;align-items:center;gap:12px;padding:10px 10px 10px 14px;display:flex;position:fixed;bottom:18px;right:18px}.toast.success{border-color:var(--success)}.toast.error{border-color:var(--danger)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width<=1120px){.summary-strip{grid-template-columns:repeat(3,minmax(0,1fr))}.stat{border-bottom:1px solid var(--line)}.workspace-grid,.curriculum-layout{grid-template-columns:1fr}}@media (width<=680px){.topbar{flex-direction:column;align-items:flex-start}.summary-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.settings-grid,.slot-row,.article-row{grid-template-columns:1fr}.article-actions{justify-content:flex-start}}