/*! tailwindcss v4.2.1 | 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}}}@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;--spacing:.25rem;--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}.relative{position:relative}.static{position:static}.start{inset-inline-start:var(--spacing)}.hidden{display:none}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}}:root{--navy:#17324d;--orange:#f28c28;--cream:#fff9f1;--muted:#66788a;--line:#e7ded2;--teal:#169c98}*{box-sizing:border-box}body{background:var(--cream);color:var(--navy);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,sans-serif}.app-shell{min-height:100vh;padding-bottom:30px}header{background:#fff;border-bottom:1px solid #eee6dc;justify-content:space-between;align-items:center;height:76px;padding:0 max(28px,50vw - 690px);display:flex;box-shadow:0 3px 18px #4d35100b}.brand{align-items:center;gap:12px;display:flex}.brand-mark{background:var(--navy);color:#fff;border-radius:12px;place-items:center;width:44px;height:44px;display:grid}.brand strong{font-size:17px;display:block}.brand small{color:var(--muted);margin-top:3px;font-size:11px;display:block}.upload-main{background:var(--orange);color:#fff;cursor:pointer;border:0;border-radius:10px;align-items:center;gap:9px;padding:12px 18px;font-weight:750;display:flex;box-shadow:0 5px 14px #f28c2840}.intro{justify-content:space-between;align-items:flex-end;gap:30px;max-width:1380px;margin:0 auto;padding:36px 28px 26px;display:flex}.eyebrow{color:var(--orange);letter-spacing:1.5px;align-items:center;gap:7px;font-size:11px;font-weight:800;display:flex}.intro h1{letter-spacing:-1.2px;margin:9px 0 10px;font-size:38px;line-height:1.08}.intro h1 em{color:var(--orange);font-style:normal}.intro>div>p{color:var(--muted);max-width:620px;margin:0;font-size:15px;line-height:1.6}.steps{border:1px solid var(--line);background:#fff;border-radius:15px;align-items:center;padding:14px 18px;display:flex;box-shadow:0 8px 30px #4a33100b}.steps>span{width:28px;height:28px;color:var(--orange);background:#fff0dd;border-radius:50%;place-items:center;font-size:12px;font-weight:800;display:grid}.steps p{margin:0 10px 0 8px}.steps b,.steps small{white-space:nowrap;display:block}.steps b{font-size:11px}.steps small{color:#83909e;margin-top:2px;font-size:9px}.steps i{background:#ddd2c5;width:18px;height:1px;margin-right:9px}.workspace{grid-template-columns:minmax(0,1.45fr) minmax(340px,.85fr);align-items:stretch;gap:24px;max-width:1380px;margin:0 auto;padding:0 28px;display:grid}.reader-card,.helper-card{border:1px solid var(--line);background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 10px 34px #563a100d}.reader-card{flex-direction:column;min-height:620px;display:flex}.reader-head{border-bottom:1px solid #eee8df;align-items:center;gap:11px;height:70px;padding:0 20px;display:flex}.file-icon{width:38px;height:38px;color:var(--orange);background:#fff0dd;border-radius:10px;place-items:center;display:grid}.reader-head div:nth-child(2){flex:1}.reader-head b,.reader-head small{display:block}.reader-head b{font-size:13px}.reader-head small{color:var(--muted);margin-top:4px;font-size:10px}.reader-head>button{width:34px;height:34px;color:var(--navy);cursor:pointer;background:#f7f8f9;border:1px solid #e4e7e9;border-radius:8px;place-items:center;display:grid}.document{color:#34495d;-webkit-user-select:text;user-select:text;flex:1;padding:32px 44px;font-family:Georgia,serif;font-size:16px;line-height:1.9;overflow:auto}.document p{margin:0 0 18px}.document::selection{color:#17324d;background:#ffd49d}.document ::selection{color:#17324d;background:#ffd49d}.reader-card footer{color:#86929c;border-top:1px solid #eee8df;justify-content:space-between;padding:12px 20px;font-size:10px;display:flex}.selection-dot{background:var(--teal);border-radius:50%;width:7px;height:7px;margin-right:5px;display:inline-block}.helper-card{min-height:620px}.tabs{border-bottom:1px solid #eee8df;gap:4px;height:58px;padding:8px 10px;display:flex}.tabs button{color:#7b8995;cursor:pointer;background:0 0;border:0;border-radius:8px;flex:1;justify-content:center;align-items:center;gap:7px;font-size:12px;font-weight:700;display:flex}.tabs small{background:#e9edf0;border-radius:10px;padding:1px 6px}.helper-body{padding:21px}.helper-body>label{color:#89949d;letter-spacing:1.2px;margin:0 0 7px;font-size:9px;font-weight:800;display:block}.selected-text{background:#fafafa;border:1px solid #e8e9ea;border-radius:9px;align-items:center;min-height:44px;margin-bottom:18px;padding:9px 12px;display:flex}.selected-text q{flex:1;font:600 14px Georgia,serif}.selected-text q:before,.selected-text q:after{color:var(--orange)}.selected-text button{color:#89949d;cursor:pointer;background:0 0;border:0}.translation{border-left:3px solid var(--orange);background:#fff5e9;border-radius:4px 9px 9px 4px;gap:11px;min-height:48px;margin-bottom:18px;padding:13px;display:flex}.translation span{background:var(--orange);color:#fff;border-radius:4px;height:18px;padding:3px 5px;font-size:8px;font-weight:900}.translation p{margin:0;font-size:15px;font-weight:700;line-height:1.4}.phonetic{color:var(--teal);background:#f0faf9;border-radius:9px;align-items:center;gap:10px;margin-bottom:6px;padding:12px;display:flex}.phonetic p{margin:0;font-size:14px;font-weight:700}.note{color:#83909c;margin:0 0 16px;font-size:9px;line-height:1.5}.audio-box{border:1px solid #e4e8e9;border-radius:12px;margin-bottom:14px;padding:14px}.audio-top{align-items:center;gap:11px;display:flex}.play{background:var(--teal);color:#fff;cursor:pointer;border:0;border-radius:50%;place-items:center;width:41px;height:41px;display:grid}.audio-top b,.audio-top small{display:block}.audio-top b{font-size:12px}.audio-top small{color:#89949d;margin-top:3px;font-size:9px}.wave{justify-content:center;align-items:center;gap:4px;height:32px;margin:8px 0;display:flex}.wave i{background:#8bd1ce;border-radius:2px;width:3px;display:block}.speeds{border-top:1px solid #edf0f1;align-items:center;gap:6px;padding-top:10px;display:flex}.speeds span{color:#83909d;margin-right:auto;font-size:9px}.speeds button{color:#74828e;cursor:pointer;background:#fff;border:1px solid #dfe4e6;border-radius:7px;padding:5px 8px;font-size:9px}.speeds button.active{color:#087f7b;background:#e7f7f6;border-color:#8cd0cc;font-weight:800}.save{border:1px solid var(--navy);width:100%;color:var(--navy);cursor:pointer;background:#fff;border-radius:9px;justify-content:center;align-items:center;gap:8px;padding:11px;font-size:11px;font-weight:750;display:flex}.save:disabled{color:#74818b;border-color:#b8c1c8}.saved-list{padding:18px}.search{color:#74828f;background:#f6f7f8;border-radius:8px;align-items:center;gap:8px;margin-bottom:12px;padding:10px;font-size:11px;display:flex}.empty{text-align:center;color:#82909b;padding:80px 20px}.empty svg{color:#d6a76c;margin:auto}.empty b{color:var(--navy);margin-top:10px;font-size:13px;display:block}.empty p{font-size:10px}.saved-item{border-bottom:1px solid #eee8df;align-items:flex-start;gap:10px;padding:12px 2px;display:flex}.saved-item button{color:var(--teal);cursor:pointer;background:#edf8f7;border:0;border-radius:7px;padding:7px}.saved-item button:last-child{color:#9ba5ad;background:0 0;margin-left:auto}.saved-item div{min-width:0}.saved-item b,.saved-item span,.saved-item small{display:block}.saved-item b{font-size:12px}.saved-item span{color:var(--orange);margin:3px 0;font-size:11px}.saved-item small{color:#8b969e;font-size:9px}.privacy{color:#87939b;justify-content:center;align-items:center;gap:6px;margin:16px 0 0;font-size:10px;display:flex}.privacy svg{color:var(--teal)}button{transition:transform .15s,filter .15s}button:hover{filter:brightness(.97)}button:active{transform:scale(.98)}@media (width<=900px){header{padding:0 16px}.brand small{display:none}.upload-main{padding:12px;font-size:0}.intro{padding:24px 18px 18px;display:block}.intro h1{font-size:32px}.steps{margin-top:20px;overflow:auto}.workspace{grid-template-columns:1fr;padding:0 14px}.reader-card{min-height:520px}.helper-card{min-height:auto}.document{padding:26px 22px}.privacy{text-align:center;padding:0 15px}.steps p{margin-right:4px}.steps i{width:8px}}@media (width<=520px){.intro h1{font-size:28px}.intro>div>p{font-size:13px}.steps{display:none}.reader-card{min-height:480px}.document{font-size:15px}.workspace{gap:14px}.helper-body{padding:16px}}@media (width>=901px){.workspace{align-items:start}.reader-card{height:clamp(560px,100vh - 285px,760px);min-height:0}.helper-card{height:clamp(560px,100vh - 285px,760px);min-height:0;position:sticky;top:18px;overflow-y:auto}.document{overscroll-behavior:contain;scrollbar-gutter:stable;min-height:0;overflow:hidden scroll}}.document::-webkit-scrollbar{width:13px}.document::-webkit-scrollbar-track{background:#f5efe7;border-left:1px solid #e6ddd2}.document::-webkit-scrollbar-thumb{background:#c9b8a5;border:3px solid #f5efe7;border-radius:10px}.document::-webkit-scrollbar-thumb:hover{background:#a9947e}@media (width<=900px){.reader-card{height:62vh;min-height:500px}.helper-card{height:auto;position:static;overflow:visible}.document{overscroll-behavior:contain;scrollbar-gutter:stable;min-height:0;overflow-y:scroll}}@media (width<=520px){.reader-card{height:60vh;min-height:440px}}.document.pdf-document{background:#e9e6de;padding:22px;display:block;overflow-x:auto}.pdf-page{background:#fff;flex:none;margin:0 auto 24px;position:relative;overflow:hidden;box-shadow:0 2px 12px #172d3f2a}.pdf-page canvas{display:block;position:absolute;inset:0}.pdf-text-layer{opacity:1;-webkit-user-select:text;user-select:text;line-height:1;position:absolute;inset:0;overflow:hidden}.pdf-text-layer>.pdf-text-item{white-space:pre;color:#0000;transform-origin:0 0;cursor:text;display:block;position:absolute}.pdf-text-layer span::selection{color:#0000;background:#f6b85c8c}.pdf-page-number{color:#fff;pointer-events:none;background:#172d3fd9;border-radius:4px;padding:3px 7px;font:600 9px Inter,sans-serif;position:absolute;bottom:8px;right:10px}@media (width<=900px){.document.pdf-document{padding:12px}.pdf-page{margin-left:0}}@media (width>=1150px){.intro,.workspace{max-width:1500px}.workspace{grid-template-columns:minmax(0,2fr) minmax(390px,.78fr);gap:20px}}.header-actions{align-items:center;gap:9px;display:flex}.library-button{color:#172d3f;cursor:pointer;background:#fffefa;border:1px solid #d8d5cc;border-radius:7px;align-items:center;gap:8px;padding:11px 15px;font-weight:750;display:flex}.library-backdrop{z-index:50;background:#172d3f66;justify-content:flex-end;display:flex;position:fixed;inset:0}.library-drawer{background:#fbfaf6;width:min(440px,92vw);height:100%;padding:22px;overflow:auto;box-shadow:-14px 0 40px #172d3f30}.library-title,.library-title>div{align-items:center;display:flex}.library-title{border-bottom:1px solid #ddd7cd;justify-content:space-between;padding-bottom:16px}.library-title>div{gap:11px}.library-title b,.library-title small{display:block}.library-title small{color:#75828c;margin-top:3px;font-size:10px}.library-title button{cursor:pointer;background:0 0;border:0}.cloud-list{gap:9px;margin-top:16px;display:grid}.cloud-list>button{text-align:left;color:#172d3f;cursor:pointer;background:#fff;border:1px solid #ded9d0;border-radius:8px;align-items:center;gap:11px;padding:13px;display:flex}.cloud-list>button span{flex:1;min-width:0}.cloud-list b,.cloud-list small{display:block}.cloud-list b{white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}.cloud-list small{color:#7f8b94;margin-top:5px;font-size:9px}.cloud-list em{color:#286e69;font-size:10px;font-style:normal;font-weight:800}.cloud-empty{text-align:center;color:#84909a;padding:90px 25px}.cloud-empty svg{color:#357f79;margin:auto}.cloud-empty b{color:#172d3f;margin-top:14px;display:block}.cloud-empty p{font-size:11px;line-height:1.5}.reader-tools{background:#f4f2eb;border-bottom:1px solid #ddd8cf;align-items:center;gap:18px;min-height:45px;padding:7px 13px;display:flex;overflow-x:auto}.zoom-control,.marker-control{white-space:nowrap;align-items:center;gap:7px;display:flex}.zoom-control input{accent-color:#357f79;width:125px}.zoom-control b{min-width:34px;font-size:10px}.marker-control>span{font-size:10px;font-weight:700}.marker-control>button{cursor:pointer;border:2px solid #0000;border-radius:50%;width:19px;height:19px;box-shadow:inset 0 0 0 1px #172d3f1c}.marker-control>button.active{border-color:#172d3f;transform:scale(1.13)}.save-state{white-space:nowrap;color:#357f79;align-items:center;gap:5px;margin-left:auto;font-size:9px;display:flex}.save-state.saving{color:#a66c35}.save-state.offline{color:#a84545}.mark-actions{gap:7px;margin:-5px 0 13px;display:flex}.mark-actions button{color:#725500;cursor:pointer;background:#fff0c7;border:0;border-radius:7px;flex:1;justify-content:center;align-items:center;gap:6px;padding:9px;font-size:10px;font-weight:800;display:flex}.mark-actions button:disabled{opacity:.45;cursor:not-allowed}.mark-actions button.unmark{color:#6e6464;background:#f0eeee;flex:none}.marked-word{-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:2px;white-space:pre!important;color:#0000!important;display:inline!important;position:relative!important}.document:not(.pdf-document) .marked-word{color:inherit!important}.marked-word[data-translation]:hover:after{content:attr(data-translation);z-index:20;color:#fff;white-space:nowrap;pointer-events:none;background:#172d3f;border-radius:5px;padding:6px 9px;font:600 11px/1.2 Inter,sans-serif;position:absolute;bottom:calc(100% + 7px);left:50%;transform:translate(-50%);box-shadow:0 4px 12px #172d3f33}.marked-word[data-translation]:hover:before{content:"";z-index:21;border:4px solid #0000;border-top-color:#172d3f;margin-left:-4px;position:absolute;bottom:calc(100% + 2px);left:50%}@media (width<=700px){.library-button{padding:11px;font-size:0}.reader-tools{gap:12px}.save-state,.marker-control>span{display:none}.zoom-control input{width:90px}}.marked-word{background-clip:padding-box;outline:none}.marked-word[data-translation]:focus:after{content:attr(data-translation);z-index:20;color:#fff;white-space:nowrap;pointer-events:none;background:#172d3f;border-radius:5px;padding:6px 9px;font:600 11px/1.2 Inter,sans-serif;position:absolute;bottom:calc(100% + 7px);left:50%;transform:translate(-50%);box-shadow:0 4px 12px #172d3f33}.marked-word[data-translation]:focus:before{content:"";z-index:21;border:4px solid #0000;border-top-color:#172d3f;margin-left:-4px;position:absolute;bottom:calc(100% + 2px);left:50%}body{color:#172d3f;background:#f2f0e9}header{background:#fbfaf6;border-bottom-color:#d9d5cb;box-shadow:0 3px 18px #22303a0c}.brand-mark{background:#172d3f;border-radius:6px}.upload-main{box-shadow:none;background:#d77a43;border-radius:7px}.intro h1{letter-spacing:-.8px;font-family:Georgia,Times New Roman,serif;font-weight:500}.intro h1 em,.eyebrow{color:#b96135}.steps,.reader-card,.helper-card{border-color:#d8d5cc;border-radius:8px;box-shadow:0 12px 30px #29333a10}.steps{background:#f9f8f4}.steps>span{color:#a65731;background:#ece6dc}.reader-card{background:#fffefa;position:relative}.reader-card.notebook:before{content:"";z-index:3;pointer-events:none;background:#e4a8a0;width:1px;position:absolute;top:70px;bottom:43px;left:15px}.reader-head{background:#f8f6ef;padding-left:30px}.file-icon{color:#a65731;background:#ebe7dc;border-radius:5px}.document{background-color:#fffefa;background-image:repeating-linear-gradient(#0000 0 29px,#e8edf0 30px);background-attachment:local;padding-left:48px;line-height:30px}.helper-card{background:#fbfaf6;border-top:4px solid #357f79}.tabs{background:#f1efe8}.tabs button.active{color:#286e69;background:#fffefa}.translation{background:#f7eee7;border-left-color:#d77a43}.translation span{background:#d77a43}.phonetic{color:#286e69;background:#eaf3f1}.audio-box{background:#fffefa}.play{background:#357f79}.save{border-color:#172d3f;border-radius:6px}.document::-webkit-scrollbar-track{background:#eeece5;border-left-color:#d8d5cc}.document::-webkit-scrollbar-thumb{background:#aaa59a;border-color:#eeece5}.account-button{color:#173553;cursor:pointer;background:#fff;border:1px solid #d9d4ca;border-radius:9px;align-items:center;gap:7px;padding:9px 12px;font-weight:700;display:flex}.account-name{color:#3b596d;font-size:13px;font-weight:700}.auth-card{color:#173553;background:#fff;border-radius:18px;flex-direction:column;gap:13px;width:min(420px,100vw - 30px);margin:auto;padding:32px;display:flex;position:relative;box-shadow:0 24px 70px #17355340}.auth-card>svg{color:#ef7d22}.auth-card h2{margin:0;font-family:Georgia,serif;font-size:28px}.auth-card p{color:#607688;margin:0 0 8px;line-height:1.5}.auth-card input{font:inherit;border:1px solid #d9d4ca;border-radius:10px;padding:13px 14px}.auth-close{cursor:pointer;background:0 0;border:0;position:absolute;top:18px;right:18px}.auth-submit{color:#fff;cursor:pointer;background:#ef7d22;border:0;border-radius:10px;padding:13px;font-weight:800}.auth-switch{color:#287e7b;cursor:pointer;background:0 0;border:0;font-weight:700}.auth-error{color:#a63627;background:#fff0ed;border-radius:8px;padding:10px;font-size:13px}@media (width<=700px){.account-name{display:none}.account-button{padding:10px;font-size:0}.header-actions{gap:5px}}@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}