/*! tailwindcss v4.3.3 | 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{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--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}::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--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:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-serif:"KoPub Batang", Georgia, "Noto Serif KR", serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono);--color-paper:#f7f4ed;--color-surface:#f0ece2;--color-ink:#191b18;--color-muted:#6c6a61;--color-accent:#9a402e;--color-line:#191b181c;--text-sentence:clamp(1.75rem, 3.4vw, 2.45rem);--text-metric:clamp(1.5rem, 2.6vw, 2rem);--ease-soft:cubic-bezier(.22, 1, .36, 1);--ease-spring:cubic-bezier(.16, 1, .3, 1)}@supports (color:lab(0% 0 0)){:root,:host{--color-line:lab(9.46057% -1.56108 1.75015/.11)}}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::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,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, 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:where(:not(iframe)){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}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}html{background-color:var(--color-paper)}body{background-color:var(--color-paper);min-height:100dvh;color:var(--color-ink);font-family:var(--font-serif);font-synthesis:none;font-kerning:normal;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;transition:background-color .22s var(--ease-soft), color .22s var(--ease-soft);margin:0;font-weight:500}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer}@media (pointer:coarse){button{min-height:2.75rem}}::selection{background:#9a402e2e}@supports (color:color-mix(in lab, red, red)){::selection{background:color-mix(in oklab, var(--color-accent) 18%, transparent)}}::selection{color:var(--color-ink)}:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px}}@layer components;@layer utilities{.invisible{visibility:hidden}.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}.static{position:static}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.hidden{display:none}.inline{display:inline}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.text-accent{color:var(--color-accent)}.blur{--tw-blur:blur(8px);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,)}.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,)}}@font-face{font-family:KoPub Batang;src:url(./kopub-batang-medium-m4nwrYf-.woff2)format("woff2");font-weight:500;font-style:normal;font-display:swap}:root[data-theme=dark]{--color-paper:#131512;--color-surface:#1b1e1a;--color-ink:#ebe6db;--color-muted:#989387;--color-accent:#dc7e58;--color-line:#ebe6db21;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}@supports (color:lab(0% 0 0)){:root[data-theme=dark]{--color-line:lab(91.4625% .347495 6.00748/.13)}}:root[data-font-scale=sm]{--text-sentence:clamp(1.45rem, 2.7vw, 2rem)}:root[data-font-scale=lg]{--text-sentence:clamp(2.05rem, 4vw, 2.85rem)}#root,.app-shell{min-height:100dvh}.app-shell{flex-direction:column;display:flex;overflow-x:clip}.app-main{flex-direction:column;flex:1;display:flex}.site-header{z-index:20;border-bottom:1px solid var(--color-line);background:#f7f4ede0;position:sticky;top:0}@supports (color:color-mix(in lab, red, red)){.site-header{background:color-mix(in oklab, var(--color-paper) 88%, transparent)}}.site-header{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.header-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem 1.5rem;width:100%;max-width:1280px;margin:0 auto;padding:.9rem clamp(1.25rem,4vw,2.5rem);display:flex}.wordmark{color:var(--color-ink);letter-spacing:-.015em;margin:0;font-size:1.0625rem;font-weight:500}.wordmark span{color:var(--color-accent)}.header-actions{flex-wrap:wrap;align-items:center;gap:.5rem 1.25rem;display:flex}.language-switch{border:0;align-items:center;gap:.75rem;min-width:0;margin:0;padding:0;display:flex}.header-button{color:var(--color-muted);transition:color .18s var(--ease-soft);background:0 0;border:0;padding:.2rem 0;font-size:.8125rem;line-height:1.4;position:relative}.header-button:after{background:var(--color-accent);content:"";transform-origin:50%;height:1.5px;transition:transform .2s var(--ease-spring);border-radius:999px;position:absolute;bottom:-.18rem;left:0;right:0;transform:scaleX(0)}.header-button:hover,.header-button.is-active{color:var(--color-ink)}.header-button.is-active:after{transform:scaleX(1)}.sound-control{align-items:center;gap:.55rem;display:flex}.sound-range{appearance:none;cursor:pointer;background:0 0;width:4.5rem;height:1rem;display:none}@media (min-width:520px){.sound-range{display:block}}.sound-range::-webkit-slider-runnable-track{background:var(--color-line);border-radius:999px;height:2px}.sound-range::-webkit-slider-thumb{appearance:none;background:var(--color-ink);width:10px;height:10px;transition:background-color .16s var(--ease-soft), transform .16s var(--ease-spring);border:0;border-radius:50%;margin-top:-4px}.sound-range:hover::-webkit-slider-thumb{background:var(--color-accent);transform:scale(1.15)}.sound-range::-moz-range-track{background:var(--color-line);border-radius:999px;height:2px}.sound-range::-moz-range-thumb{background:var(--color-ink);width:10px;height:10px;transition:background-color .16s var(--ease-soft), transform .16s var(--ease-spring);border:0;border-radius:50%}.header-note{max-width:1280px;color:var(--color-muted);margin:0 auto;padding:0 clamp(1.25rem,4vw,2.5rem) .5rem;font-size:.75rem}.practice-layout{view-transition-name:practice;grid-template-columns:11.5rem minmax(0,1fr);align-items:start;gap:clamp(2rem,4.5vw,4.5rem);width:100%;max-width:1280px;margin:0 auto;padding:clamp(2rem,4.5vw,4rem) clamp(1.25rem,4vw,2.5rem);display:grid}.session-rail{border-right:1px solid var(--color-line);flex-direction:column;gap:1.65rem;min-height:18rem;padding-right:2rem;display:flex}.rail-page{color:var(--color-muted);font-variant-numeric:tabular-nums;letter-spacing:.04em;font-size:.75rem}.rail-block{flex-direction:column;gap:.35rem;display:flex}.rail-label{color:var(--color-muted);letter-spacing:.02em;font-size:.6875rem}.rail-value{color:var(--color-ink);font-size:.8125rem}.rail-pause{color:var(--color-muted);transition:color .16s var(--ease-soft);background:0 0;border:0;align-self:flex-start;margin-top:auto;padding:.2rem 0;font-size:.75rem}.rail-pause:hover,.rail-pause[aria-pressed=true]{color:var(--color-accent)}.practice-main{flex-direction:column;gap:clamp(1.35rem,2.6vw,2rem);min-width:0;display:flex}.mobile-meta{color:var(--color-muted);justify-content:space-between;align-items:center;gap:1rem;font-size:.75rem;display:none}.mobile-meta button{color:var(--color-muted);background:0 0;border:0;padding:.2rem 0;font-size:.75rem}.mobile-meta button[aria-pressed=true]{color:var(--color-accent)}.practice-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem 1.25rem;min-height:2rem;display:flex}.toolbar-group{flex-wrap:wrap;align-items:center;gap:.65rem 1rem;display:flex}.toolbar-pills{border:1px solid var(--color-line);background:var(--color-surface);border-radius:999px;align-items:center;gap:.15rem;margin:0;padding:.18rem;display:inline-flex}.toolbar-pill{color:var(--color-muted);transition:color .18s var(--ease-soft), background-color .18s var(--ease-soft), box-shadow .18s var(--ease-soft);background:0 0;border:0;border-radius:999px;padding:.22rem .68rem;font-size:.75rem;line-height:1.3}.toolbar-pill:hover{color:var(--color-ink)}.toolbar-pill.is-active{background:var(--color-paper);color:var(--color-ink);box-shadow:0 1px 2px #0000000f}.toolbar-actions{align-items:center;gap:1.1rem;margin-left:auto;display:flex}.clear-action{transition:opacity .16s var(--ease-soft), color .16s var(--ease-soft)}.clear-action[data-visible=false]{opacity:0;pointer-events:none}.rail-progress-num{font-variant-numeric:tabular-nums}.rail-shortcuts{gap:.2rem}.rail-hint{color:var(--color-muted);opacity:.85;font-size:.6875rem}.text-action,.nav-action{color:var(--color-muted);transition:color .16s var(--ease-soft);background:0 0;border:0;padding:.2rem 0;font-size:.75rem}.nav-action{color:var(--color-ink);font-size:.875rem}.text-action:hover,.nav-action:hover{color:var(--color-accent)}.passage-header{border-bottom:1px solid var(--color-line);padding-bottom:1rem}.passage-header h2{color:var(--color-ink);letter-spacing:-.015em;margin:0;font-size:clamp(1.125rem,1.8vw,1.375rem);font-weight:500}.passage-header p{color:var(--color-muted);margin:.4rem 0 0;font-size:.75rem}.typing-progress-panel{border:1px solid var(--color-line);background:var(--color-surface);border-radius:10px;flex-direction:column;gap:.6rem;padding:.85rem 1.05rem;display:flex}.progress-track{background:#191b1817;border-radius:999px;width:100%;height:4px;position:relative;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.progress-track{background:color-mix(in oklab, var(--color-ink) 9%, transparent)}}.progress-fill{background:var(--color-accent);height:100%;transition:width .22s var(--ease-spring);border-radius:999px}.progress-char-map{border-radius:999px;gap:1px;width:100%;height:5px;display:flex;overflow:hidden}.progress-char-tick{background:#191b1817;flex:1 1 0;min-width:1px}@supports (color:color-mix(in lab, red, red)){.progress-char-tick{background:color-mix(in oklab, var(--color-ink) 9%, transparent)}}.progress-char-tick{transition:background-color .18s var(--ease-soft)}.progress-char-tick[data-status=correct]{background:#191b189e}@supports (color:color-mix(in lab, red, red)){.progress-char-tick[data-status=correct]{background:color-mix(in oklab, var(--color-ink) 62%, transparent)}}.progress-char-tick[data-status=incorrect]{background:var(--color-accent)}.progress-char-tick[data-status=composing],.progress-char-tick[data-cursor=true]{background:var(--color-ink)}.progress-meta-row{font-variant-numeric:tabular-nums;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1rem;min-height:1.65rem;font-size:.75rem;display:flex}.progress-counts{flex-wrap:wrap;align-items:center;gap:.75rem;display:flex}.progress-percent{color:var(--color-ink);font-weight:500}.progress-chars{color:var(--color-muted)}.progress-errors{color:var(--color-accent);transition:color .16s var(--ease-soft), opacity .16s var(--ease-soft)}.progress-errors[data-active=false]{color:var(--color-muted);opacity:.5}.current-char-guide{min-height:1.5rem;color:var(--color-muted);flex-wrap:wrap;align-items:center;gap:.45rem;display:inline-flex}.guide-label{font-size:.6875rem}.guide-target{border:1px solid var(--color-line);background:var(--color-paper);min-width:1.65rem;height:1.45rem;color:var(--color-ink);transition:color .16s var(--ease-soft), border-color .16s var(--ease-soft);border-radius:5px;justify-content:center;align-items:center;padding:0 .4rem;font-weight:500;display:inline-flex}.guide-jamos{align-items:center;gap:.25rem;display:inline-flex}.guide-jamo{background:#191b180f;border-radius:4px;padding:.06rem .34rem}@supports (color:color-mix(in lab, red, red)){.guide-jamo{background:color-mix(in oklab, var(--color-ink) 6%, transparent)}}.guide-jamo{color:var(--color-muted);transition:background-color .16s var(--ease-soft), color .16s var(--ease-soft);font-size:.75rem}.guide-jamo[data-state=correct]{background:#191b1829}@supports (color:color-mix(in lab, red, red)){.guide-jamo[data-state=correct]{background:color-mix(in oklab, var(--color-ink) 16%, transparent)}}.guide-jamo[data-state=correct]{color:var(--color-ink)}.guide-jamo[data-state=incorrect]{background:#9a402e2e}@supports (color:color-mix(in lab, red, red)){.guide-jamo[data-state=incorrect]{background:color-mix(in oklab, var(--color-accent) 18%, transparent)}}.guide-jamo[data-state=incorrect]{color:var(--color-accent)}.guide-typed{background:#9a402e26;border-radius:4px;padding:.06rem .38rem}@supports (color:color-mix(in lab, red, red)){.guide-typed{background:color-mix(in oklab, var(--color-accent) 15%, transparent)}}.guide-typed{color:var(--color-accent)}.ime-warning{border:1px solid #9a402e8c;justify-content:space-between;align-items:center;width:100%;padding:.48rem .85rem;display:flex}@supports (color:color-mix(in lab, red, red)){.ime-warning{border:1px solid color-mix(in oklab, var(--color-accent) 55%, transparent)}}.ime-warning{background:#9a402e17;border-radius:8px}@supports (color:color-mix(in lab, red, red)){.ime-warning{background:color-mix(in oklab, var(--color-accent) 9%, transparent)}}.ime-warning{color:var(--color-accent);animation:feedback-enter .18s var(--ease-spring);font-size:.75rem}.end-complete-bar{border:1px solid var(--color-line);background:var(--color-surface);width:100%;color:var(--color-ink);animation:feedback-enter .18s var(--ease-spring);border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;padding:.48rem .85rem;font-size:.75rem;display:flex}.passage-block{flex-direction:column;gap:.85rem;display:flex}.sentence-container{animation:passage-enter .26s var(--ease-spring);flex-direction:column;gap:1.25rem;display:flex}.sentence{max-width:58rem;color:var(--color-muted);cursor:text;font-size:var(--text-sentence);letter-spacing:-.015em;white-space:normal;word-break:keep-all;overflow-wrap:break-word;text-wrap:wrap;margin:0;padding-top:.85rem;padding-bottom:.25rem;line-height:1.74;position:relative}.sentence-dual-ref{opacity:.78;font-size:clamp(1.125rem,2vw,1.35rem);line-height:1.65}.sentence-word{white-space:pre;max-width:100%;transition:opacity .24s var(--ease-soft);display:inline-block}.sentence-char{vertical-align:baseline;color:var(--color-muted);transition:color .18s var(--ease-soft), background-color .18s var(--ease-soft), box-shadow .18s var(--ease-soft), opacity .18s var(--ease-soft);border-radius:3px;display:inline-block;position:relative}.sentence-char.is-space-symbol{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-weight:500}.sentence-char[data-current=true]{background:#9a402e1a}@supports (color:color-mix(in lab, red, red)){.sentence-char[data-current=true]{background:color-mix(in oklab, var(--color-accent) 10%, transparent)}}.sentence-char[data-current=true]{box-shadow:0 2px 0 0 var(--color-accent)}.sentence-char[data-status=correct]{color:var(--color-ink)}.sentence-char[data-status=incorrect]{background:#9a402e24}@supports (color:color-mix(in lab, red, red)){.sentence-char[data-status=incorrect]{background:color-mix(in oklab, var(--color-accent) 14%, transparent)}}.sentence-char[data-status=incorrect]{color:var(--color-accent);text-underline-offset:.16em;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;text-decoration-thickness:1.5px}.char-target-hint{color:var(--color-muted);background:#e5e3dc;font-size:.52em;font-weight:500;line-height:1.15;position:absolute;top:-1.08em;left:50%;transform:translate(-50%)}@supports (color:color-mix(in lab, red, red)){.char-target-hint{background:color-mix(in oklab, var(--color-paper) 92%, var(--color-ink))}}.char-target-hint{border:1px solid #191b1824}@supports (color:color-mix(in lab, red, red)){.char-target-hint{border:1px solid color-mix(in oklab, var(--color-ink) 14%, transparent)}}.char-target-hint{white-space:nowrap;pointer-events:none;-webkit-user-select:none;user-select:none;z-index:3;letter-spacing:normal;animation:hint-enter .18s var(--ease-spring);border-radius:4px;padding:.04em .3em;box-shadow:0 2px 4px #00000014}.sentence-char[data-status=composing]{color:var(--color-ink)}.sentence-char[data-status=static]{color:var(--color-muted);opacity:.62}.sentence-char[data-fresh=true]{animation:glyph-settle .22s var(--ease-spring)}.sentence-char[data-erased=true]{animation:glyph-erase .2s var(--ease-soft)}.sentence-space{transition:opacity .22s var(--ease-soft)}.sentence-extra{color:var(--color-accent);text-underline-offset:.16em;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;text-decoration-thickness:1px}.sentence-word[data-focus-state=dim],.sentence-space[data-focus-state=dim]{opacity:.2}.sentence-word[data-focus-state=near],.sentence-space[data-focus-state=near]{opacity:.46}.sentence-word[data-focus-state=active],.sentence-space[data-focus-state=active]{opacity:1}.dual-lines{flex-direction:column;gap:.85rem;display:flex}.dual-line-card{border:1px solid var(--color-line);background:var(--color-surface);transition:border-color .2s var(--ease-soft), background-color .2s var(--ease-soft), opacity .2s var(--ease-soft);border-radius:10px;flex-direction:column;gap:.45rem;padding:.9rem 1.05rem;display:flex}.dual-line-card[data-active=true]{border-color:var(--color-accent);background:#f3ede5}@supports (color:color-mix(in lab, red, red)){.dual-line-card[data-active=true]{background:color-mix(in oklab, var(--color-accent) 4%, var(--color-paper))}}.dual-line-card[data-completed=true]{opacity:.58}.dual-line-header{color:var(--color-muted);justify-content:space-between;align-items:center;font-size:.6875rem;display:flex}.dual-line-badge{color:var(--color-accent);font-weight:500}.dual-line-badge.is-done{color:var(--color-muted)}.dual-target-row,.dual-input-row{letter-spacing:-.01em;white-space:pre-wrap;word-break:break-all;font-size:clamp(1.15rem,2.1vw,1.45rem);line-height:1.55}.dual-target-row{color:var(--color-muted)}.dual-target-char[data-status=correct]{color:var(--color-ink)}.dual-target-char[data-status=incorrect]{color:var(--color-accent)}.dual-target-char[data-cursor=true]{color:var(--color-ink);text-decoration:underline;-webkit-text-decoration-color:var(--color-accent);-webkit-text-decoration-color:var(--color-accent);-webkit-text-decoration-color:var(--color-accent);text-decoration-color:var(--color-accent);text-underline-offset:.2em}.dual-input-row{border-top:1px dashed var(--color-line);min-height:1.6em;color:var(--color-ink);padding-top:.35rem}.dual-input-char[data-status=incorrect]{background:#9a402e29}@supports (color:color-mix(in lab, red, red)){.dual-input-char[data-status=incorrect]{background:color-mix(in oklab, var(--color-accent) 16%, transparent)}}.dual-input-char[data-status=incorrect],.dual-input-char[data-status=composing]{color:var(--color-accent)}.dual-input-char[data-cursor=true]{background:#9a402e24}@supports (color:color-mix(in lab, red, red)){.dual-input-char[data-cursor=true]{background:color-mix(in oklab, var(--color-accent) 14%, transparent)}}.dual-input-char[data-cursor=true]{box-shadow:-1.5px 0 0 0 var(--color-accent)}.sentence-syllable{vertical-align:baseline;line-height:inherit;text-decoration:none;display:inline-block;position:relative}.sentence-syllable[data-status=composing],.sentence-syllable[data-status=incorrect]{text-decoration:none}.syllable-ghost{vertical-align:baseline;color:var(--color-muted);opacity:0;visibility:hidden;pointer-events:none;-webkit-user-select:none;user-select:none;line-height:inherit;transition:opacity .16s var(--ease-soft);display:inline-block}.syllable-ghost[data-visible=true]{opacity:.22;visibility:visible}.syllable-prefix{width:100%;height:100%;color:var(--color-ink);font-size:1em;line-height:inherit;animation:prefix-settle .15s var(--ease-spring);justify-content:center;align-items:center;display:inline-flex;position:absolute;top:0;left:0}.syllable-prefix[data-status=incorrect]{color:var(--color-accent);text-underline-offset:.16em;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;text-decoration-thickness:1px}.syllable-next-dot{background:var(--color-accent);opacity:0;width:.16em;height:.16em;transition:opacity .15s var(--ease-soft);border-radius:50%;position:absolute;bottom:-.12em;left:50%;transform:translate(-50%)}.typing-surface:focus-within .syllable-next-dot{opacity:.9}.typing-surface{isolation:isolate;position:relative}.caret-anchor{z-index:5;background:var(--color-accent);border-radius:999px;width:2px;height:1.2em;position:absolute;top:0;left:0;box-shadow:0 0 8px #9a402e52}@supports (color:color-mix(in lab, red, red)){.caret-anchor{box-shadow:0 0 8px color-mix(in oklab, var(--color-accent) 32%, transparent)}}.caret-anchor{opacity:0;pointer-events:none;will-change:transform, height, opacity;transition:opacity .16s var(--ease-soft)}.caret-anchor[data-ready=true]{transition:transform .115s var(--ease-spring), height .115s var(--ease-soft), opacity .16s var(--ease-soft)}.typing-surface[data-paused=true] .caret-anchor{opacity:0}.typing-surface:focus-within .caret-anchor{opacity:.9}.caret-anchor .typing-capture{resize:none;color:#0000;caret-color:#0000;-webkit-text-fill-color:transparent;opacity:0;pointer-events:none;background:0 0;border:0;outline:none;width:1px;height:100%;margin:0;padding:0;font-size:16px;position:absolute;inset:0;overflow:hidden}.caret-anchor .typing-capture:focus,.caret-anchor .typing-capture:focus-visible{outline:none}.session-feedback-slot{align-items:center;min-height:2.5rem;display:flex}.studio-hint{color:var(--color-muted);opacity:.65;transition:opacity .18s var(--ease-soft);margin:0;font-size:.75rem}.pause-notice{border:1px solid #9a402e73;justify-content:space-between;align-items:center;width:100%;display:flex}@supports (color:color-mix(in lab, red, red)){.pause-notice{border:1px solid color-mix(in oklab, var(--color-accent) 45%, transparent)}}.pause-notice{background:#9a402e14;border-radius:8px}@supports (color:color-mix(in lab, red, red)){.pause-notice{background:color-mix(in oklab, var(--color-accent) 8%, transparent)}}.pause-notice{color:var(--color-accent);animation:feedback-enter .18s var(--ease-spring);padding:.48rem .85rem;font-size:.75rem}.pause-notice button{color:var(--color-accent);text-underline-offset:3px;background:0 0;border:0;padding:.1rem 0;font-size:.75rem;text-decoration:underline}.paste-notice{color:var(--color-accent);animation:feedback-enter .18s var(--ease-spring);margin:0;font-size:.75rem}.metrics{border-top:1px solid var(--color-line);grid-template-columns:repeat(auto-fit,minmax(7.5rem,1fr));gap:1.25rem;padding-top:1.25rem;display:grid}.metric{flex-direction:column;gap:.35rem;display:flex}.metric dt{color:var(--color-muted);letter-spacing:.02em;font-size:.75rem}.metric dd{color:var(--color-ink);font-size:var(--text-metric);font-variant-numeric:tabular-nums;letter-spacing:-.02em;transition:color .18s var(--ease-soft), opacity .18s var(--ease-soft);margin:0;line-height:1.15}.metric dd[data-empty=true]{color:var(--color-muted);opacity:.45;letter-spacing:.04em}.metric-sub{color:var(--color-muted);font-variant-numeric:tabular-nums;font-size:.6875rem}.result{opacity:1;width:100%;max-width:1280px;transition:opacity .22s var(--ease-spring), transform .22s var(--ease-spring);view-transition-name:result;grid-template-columns:11.5rem minmax(0,1fr);align-items:start;gap:clamp(2rem,4.5vw,4.5rem);margin:0 auto;padding:clamp(2rem,5vw,4.5rem) clamp(1.25rem,4vw,2.5rem);display:grid;transform:none}.result-body{flex-direction:column;gap:2rem;max-width:860px;display:flex}.result-rail{min-height:18rem}@starting-style{.result{opacity:0;transform:translateY(6px)}}.result-heading-row{flex-wrap:wrap;align-items:center;gap:.75rem;display:flex}.result-badges{align-items:center;gap:.4rem;display:inline-flex}.result-badge{border:1px solid #9a402e73;padding:.16rem .55rem}@supports (color:color-mix(in lab, red, red)){.result-badge{border:1px solid color-mix(in oklab, var(--color-accent) 45%, transparent)}}.result-badge{background:#9a402e1a;border-radius:999px}@supports (color:color-mix(in lab, red, red)){.result-badge{background:color-mix(in oklab, var(--color-accent) 10%, transparent)}}.result-badge{color:var(--color-accent);font-size:.6875rem}.result-heading h2{color:var(--color-ink);letter-spacing:-.02em;outline:none;margin:0;font-size:clamp(1.75rem,4vw,2.5rem);font-weight:500;line-height:1.2}.result-title{color:var(--color-ink);margin:.6rem 0 0;font-size:1rem}.result-byline{color:var(--color-muted);margin:.25rem 0 0;font-size:.75rem}.result-quote{max-width:42rem;color:var(--color-muted);margin:0;font-size:1rem;line-height:1.8}.result-detail{border-top:1px solid var(--color-line);color:var(--color-muted);flex-wrap:wrap;gap:.5rem 1.5rem;padding-top:.9rem;font-size:.75rem;display:flex}.result-actions{flex-wrap:wrap;align-items:center;gap:1.5rem;display:flex}.primary-action{color:var(--color-ink);text-decoration:underline;-webkit-text-decoration-color:var(--color-accent);-webkit-text-decoration-color:var(--color-accent);-webkit-text-decoration-color:var(--color-accent);text-decoration-color:var(--color-accent);text-underline-offset:4px}.study-dialog,.settings-dialog{border:1px solid var(--color-line);background:var(--color-paper);width:min(35rem,100vw - 2rem);max-height:86dvh;color:var(--color-ink);opacity:0;transition:opacity .22s var(--ease-spring), transform .22s var(--ease-spring), overlay .22s allow-discrete, display .22s allow-discrete;border-radius:14px;margin:auto;padding:0;transform:translateY(8px)scale(.985);box-shadow:0 24px 48px -12px #0000002e}.study-dialog[open],.settings-dialog[open]{opacity:1;transform:none}.study-dialog::backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#1416135c}.settings-dialog::backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#1416135c}@starting-style{.study-dialog[open],.settings-dialog[open]{opacity:0;transform:translateY(8px)scale(.985)}}.study-inner,.settings-inner{flex-direction:column;gap:1.25rem;max-height:86dvh;padding:1.5rem;display:flex}.settings-inner{scrollbar-width:thin;scrollbar-color:var(--color-line) transparent;overflow-y:auto}.settings-inner::-webkit-scrollbar{width:4px}.settings-inner::-webkit-scrollbar-thumb{background:var(--color-line)}.dialog-heading{justify-content:space-between;align-items:center;gap:1.5rem;display:flex}.dialog-heading h2{letter-spacing:-.01em;margin:0;font-size:1.125rem;font-weight:500}.tabs{border-bottom:1px solid var(--color-line);gap:1.5rem;display:flex}.tab{color:var(--color-muted);transition:color .16s var(--ease-soft);background:0 0;border:0;margin-bottom:-1px;padding:.35rem 0 .7rem;font-size:.8125rem;position:relative}.tab-active{color:var(--color-ink)}.tab-active:after{background:var(--color-accent);content:"";height:1.5px;position:absolute;bottom:-1px;left:0;right:0}.library-controls{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.65rem 1rem;display:flex}.library-search{flex:11rem;max-width:15rem}.search-input{padding:.35rem .6rem;font-size:.75rem}.text-row-done{color:var(--color-accent);font-variant-numeric:tabular-nums}.filter-row{border:0;flex-wrap:wrap;gap:.4rem 1rem;margin:0;padding:0;display:flex}.filter{color:var(--color-muted);transition:color .16s var(--ease-soft);background:0 0;border:0;padding:.2rem 0;font-size:.75rem}.filter-active{color:var(--color-ink);text-decoration:underline;-webkit-text-decoration-color:var(--color-accent);-webkit-text-decoration-color:var(--color-accent);-webkit-text-decoration-color:var(--color-accent);text-decoration-color:var(--color-accent);text-underline-offset:3px}.study-scroll{border-top:1px solid var(--color-line);border-bottom:1px solid var(--color-line);scrollbar-width:thin;scrollbar-color:var(--color-line) transparent;min-height:8rem;overflow-y:auto}.study-scroll::-webkit-scrollbar{width:4px}.study-scroll::-webkit-scrollbar-thumb{background:var(--color-line)}.library-group{padding:1rem 0 .5rem}.library-group+.library-group{border-top:1px solid var(--color-line)}.library-group h3{color:var(--color-muted);letter-spacing:.02em;margin:0 0 .4rem;font-size:.6875rem;font-weight:500}.text-list,.archive-list{margin:0;padding:0;list-style:none}.text-row{border:0;border-bottom:1px solid #191b1811;justify-content:space-between;align-items:center;gap:1rem;width:100%;display:flex}@supports (color:color-mix(in lab, red, red)){.text-row{border-bottom:1px solid color-mix(in oklab, var(--color-line) 60%, transparent)}}.text-row{text-align:left;background:0 0;padding:.65rem 0}.text-row-title{color:var(--color-ink);transition:color .16s var(--ease-soft);font-size:.875rem}.text-row:hover .text-row-title,.text-row[aria-current=true] .text-row-title{color:var(--color-accent)}.text-row-main{flex-direction:column;gap:.2rem;min-width:0;display:flex}.text-row-meta{color:var(--color-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.6875rem;overflow:hidden}.text-row-side{color:var(--color-muted);flex-shrink:0;gap:.75rem;font-size:.6875rem;display:flex}.archive-summary{border-bottom:1px solid var(--color-line);color:var(--color-muted);font-variant-numeric:tabular-nums;flex-wrap:wrap;gap:.4rem 1.25rem;padding-bottom:.8rem;font-size:.75rem;display:flex}.archive-row{border-bottom:1px solid #191b1811;justify-content:space-between;align-items:center;gap:1rem;display:flex}@supports (color:color-mix(in lab, red, red)){.archive-row{border-bottom:1px solid color-mix(in oklab, var(--color-line) 60%, transparent)}}.archive-row{padding:.75rem 0}.archive-main{flex-direction:column;gap:.25rem;min-width:0;display:flex}.archive-meta,.archive-numbers{color:var(--color-muted);font-variant-numeric:tabular-nums;flex-wrap:wrap;gap:.25rem .75rem;font-size:.6875rem;display:flex}.archive-meta span:last-child{color:var(--color-ink);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.archive-numbers{color:var(--color-ink)}.star{color:var(--color-muted);transition:color .16s var(--ease-soft);background:0 0;border:0;flex-shrink:0;font-size:1rem;line-height:1}.star-on{color:var(--color-accent)}.archive-footer,.settings-footer{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;display:flex}.empty-state{color:var(--color-muted);text-align:center;padding:2rem 0;font-size:.8125rem}.custom-form{flex-direction:column;gap:.65rem;display:flex}.custom-form-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;display:flex}.custom-input,.custom-textarea{border:1px solid var(--color-line);background:var(--color-surface);width:100%;color:var(--color-ink);border-radius:6px;padding:.5rem .65rem;font-size:.8125rem}.custom-input{flex:12rem}.custom-textarea{resize:vertical;line-height:1.5}.custom-form-actions{justify-content:space-between;align-items:center;gap:1rem;display:flex}.custom-text-row{border-bottom:0;padding:0}.setting-group{border-bottom:1px solid var(--color-line);flex-direction:column;gap:.75rem;padding-bottom:1.1rem;display:flex}.setting-group h3{color:var(--color-muted);margin:0;font-size:.6875rem;font-weight:500}.setting-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;display:flex}.setting-label{color:var(--color-ink);font-size:.8125rem}.segmented{border:0;flex-wrap:wrap;gap:.9rem;margin:0;padding:0;display:flex}.segment{color:var(--color-muted);transition:color .16s var(--ease-soft);background:0 0;border:0;padding:.15rem 0;font-size:.75rem}.segment-active{color:var(--color-ink);text-decoration:underline;-webkit-text-decoration-color:var(--color-accent);-webkit-text-decoration-color:var(--color-accent);-webkit-text-decoration-color:var(--color-accent);text-decoration-color:var(--color-accent);text-underline-offset:3px}.setting-note{color:var(--color-muted);margin:0;font-size:.6875rem}::view-transition-old(practice){animation-duration:.22s;animation-timing-function:var(--ease-spring)}::view-transition-new(practice){animation-duration:.22s;animation-timing-function:var(--ease-spring)}::view-transition-old(result){animation-duration:.22s;animation-timing-function:var(--ease-spring)}::view-transition-new(result){animation-duration:.22s;animation-timing-function:var(--ease-spring)}@keyframes glyph-settle{0%{opacity:.55;background-color:color-mix(in oklab, var(--color-accent) 14%, transparent)}to{opacity:1}}@keyframes glyph-erase{0%{opacity:.45;background-color:color-mix(in oklab, var(--color-ink) 12%, transparent)}to{opacity:1}}@keyframes prefix-settle{0%{opacity:.58}to{opacity:1}}@keyframes hint-enter{0%{opacity:0;transform:translate(-50%,3px)}to{opacity:1;transform:translate(-50%)}}@keyframes passage-enter{0%{opacity:0}to{opacity:1}}@keyframes feedback-enter{0%{opacity:0}to{opacity:1}}@media (max-width:1023px){.practice-layout{flex-direction:column;gap:1.5rem;padding-top:1.5rem;display:flex}.session-rail{display:none}.mobile-meta{display:flex}.practice-main{width:100%}.result{flex-direction:column;gap:1.5rem;display:flex}.result-body{width:100%;max-width:100%}.result-rail{display:none}.practice-toolbar{padding-top:.25rem}}@media (max-width:520px){.header-inner{align-items:flex-start}.header-actions{gap:.25rem .9rem}.metrics{gap:.9rem}.result{padding-top:1.5rem}}@media (prefers-reduced-motion:reduce){.sentence-char,.sentence-word,.sentence-space,.syllable-prefix,.caret-anchor,.caret-anchor[data-ready=true],.result,.study-dialog,.settings-dialog{transition:none}.sentence-char[data-fresh=true],.sentence-char[data-erased=true],.char-target-hint,.sentence-container,.syllable-prefix,.pause-notice,.ime-warning,.end-complete-bar,.paste-notice{animation:none}}@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-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}