@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&family=Noto+Sans+JP:wght@400;500;600&family=Noto+Sans+Thai:wght@400;500;600&display=swap";
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:block))) 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:-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-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--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,-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}}@layer components;@layer utilities{.visible{visibility:visible}.static{position:static}.ml-auto{margin-left:auto}.block{display:block}.flex{display:flex}.hidden{display:none}.transform{transform:var(--tw-rotate-x, ) var(--tw-rotate-y, ) var(--tw-rotate-z, ) var(--tw-skew-x, ) var(--tw-skew-y, )}.items-center{align-items:center}.justify-between{justify-content:space-between}.uppercase{text-transform:uppercase}.italic{font-style:italic}.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{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#0d1115;--surface:#161c22;--raised:#202830;--ink:#e8eff2;--secondary:#acbbc4;--muted:#8b9ca7;--primary:#55dfcf;--accent-soft:#19332f;--line:#2b363e;--font-ui:"DM Sans", "Noto Sans Thai", "Noto Sans JP", sans-serif;--font-japanese:"Noto Sans JP", sans-serif;--ease:cubic-bezier(.22, 1, .36, 1);--md-sys-typescale-body-large-font:var(--font-ui);--md-sys-typescale-label-large-font:var(--font-ui);--m3e-button-label-text-font-size:14px;--m3e-button-label-text-font-weight:500;--m3e-button-container-height:44px}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);font-family:var(--font-ui);font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased;margin:0;font-size:14px;font-weight:400;line-height:1.65}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{color:inherit;cursor:pointer;background:0 0;border:0}button,a{touch-action:manipulation}button:disabled{cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--primary);outline-offset:4px}h1,h2,h3,p{margin:0}h1,h2,h3,strong{font-weight:500}h1{font-size:32px;line-height:1.4}h2{font-size:20px;line-height:1.5}h3{font-size:16px;line-height:1.5}svg{flex-shrink:0}svg.lucide{stroke-width:1.5px;width:18px;height:18px}[lang=ja]{font-family:var(--font-japanese)}input::placeholder{color:var(--muted);opacity:1}m3e-theme{display:block}m3e-button{font-family:var(--font-ui);vertical-align:middle;--m3e-button-label-text-font-size:14px;--m3e-button-label-text-font-weight:500;--m3e-button-container-height:44px}m3e-button svg{vertical-align:middle;margin-inline:4px;display:inline-block}m3e-button small{margin-left:8px;font-size:12px}m3e-button[variant=filled]{--md-sys-color-primary:var(--primary);--md-sys-color-on-primary:#edf4f6}m3e-button[variant=tonal]{--md-sys-color-secondary-container:var(--accent-soft);--md-sys-color-on-secondary-container:var(--primary)}m3e-button[variant=text],m3e-button[variant=outlined]{--md-sys-color-primary:var(--primary);--md-sys-color-outline:var(--line)}.fallback{background:var(--primary);color:#09221f;border-radius:24px;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:12px 20px;font-weight:500;display:inline-flex}m3e-button:not(:defined){background:var(--primary);color:#09221f;border-radius:24px;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:12px 20px;font-weight:500;display:inline-flex}.fallback.tonal{background:var(--accent-soft);color:var(--primary)}.fallback.outlined{color:var(--primary);border:1px solid var(--line);background:0 0}.fallback.text{color:var(--primary);background:0 0}.icon-button{width:36px;height:36px;color:var(--secondary);transition:background .16s var(--ease), color .16s var(--ease);border-radius:12px;justify-content:center;align-items:center;display:inline-flex}.icon-button:hover{background:var(--raised);color:var(--ink)}.text-link{color:var(--primary);align-items:center;gap:8px;font-size:13px;font-weight:500;display:inline-flex}.text-link:hover{text-underline-offset:4px;text-decoration:underline}.muted,.support-note{color:var(--muted)}.support-note{margin-top:20px;font-size:12px;line-height:1.8}.eyebrow,.small-label,.word-caption{color:var(--muted);letter-spacing:0;font-size:12px;font-weight:400;line-height:1.5}.eyebrow{align-items:center;gap:8px;margin-bottom:12px;display:flex}.green-dot,.tiny-dot{background:currentColor;border-radius:50%;flex-shrink:0;width:4px;height:4px;display:inline-block}.small-chip,.status-chip{border:1px solid var(--line);color:var(--secondary);background:var(--raised);white-space:nowrap;border-radius:8px;align-items:center;gap:8px;padding:4px 8px;font-size:12px;font-weight:400;display:inline-flex}.status-chip.verified{background:var(--accent-soft);color:var(--primary)}.skip-link{z-index:300;background:var(--primary);color:#fff;border-radius:0 0 12px 12px;padding:12px 20px;position:fixed;top:-100px;left:24px}.skip-link:focus{top:0}.brand{align-items:center;gap:12px;font-size:24px;font-weight:600;line-height:1.2;display:inline-flex}.brand-icon{background:var(--primary);color:#09221f;border-radius:12px 12px 4px;place-items:center;width:40px;height:44px;display:grid}.brand-icon svg.lucide{width:24px;height:24px}.brand-dot{color:var(--primary)}.brand small{color:var(--muted);margin-top:4px;font-size:12px;font-weight:400;line-height:1.5;display:block}.app-shell{min-height:100dvh}.sidebar{z-index:50;background:var(--raised);border-right:1px solid var(--line);overscroll-behavior:contain;flex-direction:column;width:256px;padding:32px 16px 16px;display:flex;position:fixed;inset:0 auto 0 0;overflow-y:auto}.sidebar .brand{margin:0 12px}.workspace-label{color:var(--muted);margin:32px 12px 8px;font-size:12px}.nav-item{width:100%;min-height:36px;color:var(--secondary);text-align:left;transition:background .16s var(--ease), color .16s var(--ease), border-color .16s var(--ease);border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;margin:4px 0;padding:4px 12px;font-size:14px;font-weight:400;line-height:20px;display:flex}.nav-item>span:not(.nav-count):not(.nav-dot){white-space:nowrap}.nav-item:hover{background:var(--raised);color:var(--ink)}.nav-item.selected{background:var(--raised);border-color:var(--accent-soft);color:var(--primary);font-weight:500}.nav-count{text-align:right;min-width:20px;color:var(--muted);margin-left:auto;font-size:12px}.nav-dot{background:var(--primary);border-radius:50%;width:4px;height:4px;margin-left:auto}.sidebar-divider{background:var(--line);height:1px;margin:20px 12px}.sidebar-bottom{margin-top:auto;padding-top:32px}.open-card{border-bottom:1px solid var(--line);margin:0 8px 20px;padding:16px 0}.open-icon{display:none}.open-card strong{color:var(--secondary);font-size:13px}.open-card p{color:var(--muted);margin-top:8px;font-size:12px;line-height:1.8}.open-card a{color:var(--primary);align-items:center;gap:8px;margin-top:12px;font-size:12px;display:flex}.sidebar-foot{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;gap:8px;margin-top:16px;padding:16px 12px 0;font-size:12px;display:flex}.logout-button{color:var(--secondary)}.sidebar-close,.mobile-menu,.topbar-logo,.nav-backdrop{display:none}.main-shell{margin-left:256px}.topbar{border-bottom:1px solid var(--line);background:var(--surface);justify-content:space-between;align-items:center;gap:24px;height:64px;padding:0 32px;display:flex}.breadcrumb{color:var(--muted);align-items:center;gap:8px;min-width:0;font-size:12px;display:flex}.breadcrumb strong{color:var(--secondary);white-space:nowrap}.top-actions{align-items:center;gap:16px;display:flex}.search-box{border:1px solid var(--line);background:var(--bg);width:256px;color:var(--muted);border-radius:10px;align-items:center;gap:8px;padding:8px 12px;display:flex}.search-box input{width:100%;min-width:0;color:var(--ink);background:0 0;border:0;font-size:13px}.search-box input:focus{outline-offset:2px}.search-box kbd{border:1px solid var(--line);background:var(--surface);border-radius:4px;padding:0 4px;font-family:inherit;font-size:12px}.profile{border:1px solid var(--line);background:var(--raised);width:36px;height:36px;color:var(--secondary);border-radius:50%;place-items:center;font-size:14px;display:grid}.profile>span{display:none}.content{width:100%;max-width:1440px;margin:auto;padding:32px 32px 0}.notice{color:var(--primary);background:var(--raised);justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:13px;display:flex}.notice.warning{color:#e9c580;background:#302b20}.page-heading{justify-content:space-between;align-items:center;gap:24px;margin-bottom:24px;display:flex}.page-heading h1{font-size:32px;font-weight:500}.page-heading p{color:var(--secondary);margin-top:8px;font-size:14px}.subpage-heading{margin-bottom:32px}.streak-pill{border-left:1px solid var(--line);color:var(--secondary);flex-shrink:0;align-items:center;gap:8px;padding-left:24px;display:flex}.streak-pill strong{color:var(--ink);font-size:20px;display:block}.streak-pill small{color:var(--muted);font-size:12px;display:block}.hero{background:linear-gradient(110deg, var(--raised), var(--raised) 65%, var(--raised));border:1px solid var(--accent-soft);border-radius:24px;grid-template-columns:1.2fr 1fr;align-items:center;gap:32px;padding:32px;display:grid}.hero-label{color:var(--primary);font-size:12px}.hero h2{color:var(--primary);margin-top:12px;font-size:28px;font-weight:500;line-height:1.5}.hero-copy>p{color:var(--primary);margin:12px 0 24px;font-size:14px;line-height:1.8}.hero-lesson{text-align:center;border-left:1px solid #ffffff12;flex-direction:column;justify-content:center;align-self:stretch;align-items:center;gap:8px;padding:24px;display:flex}.hero-lesson .word-caption{color:var(--primary)}.hero-japanese{color:var(--primary);overflow-wrap:anywhere;font-size:48px;line-height:1.5}.hero-reading,.hero-translation{color:var(--primary);font-size:14px}.summary-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:20px;display:grid}.summary-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;align-items:center;gap:16px;min-width:0;padding:20px;display:flex}.summary-card>div>span{color:var(--secondary);font-size:12px}.summary-card strong{margin-top:8px;font-size:28px;font-weight:500;line-height:1.3;display:block}.summary-card strong small{color:var(--muted);margin-left:4px;font-size:12px;font-weight:400}.round-link{border:1px solid var(--line);width:32px;height:32px;color:var(--primary);border-radius:50%;flex-shrink:0;place-items:center;margin-left:auto;display:grid}.learning-layout{grid-template-columns:minmax(0,1fr) 280px;gap:24px;margin-top:32px;display:grid}.section-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.section-heading h2{font-size:20px;font-weight:500}.section-heading p{color:var(--secondary);margin-top:4px;font-size:13px}.level-select{border:1px solid var(--line);background:var(--surface);color:var(--secondary);border-radius:10px;flex-shrink:0;align-items:center;gap:8px;padding:8px 12px;font-size:12px;display:flex}.level-select select{appearance:none;color:var(--primary);cursor:pointer;background:0 0;border:0;font-size:14px}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.category-vocabulary,.category-grammar,.category-kanji,.category-conversation{--category-color:var(--secondary);--category-soft:var(--raised)}.category-card{text-align:left;border:1px solid var(--line);background:var(--surface);transition:border-color .16s var(--ease), background .16s var(--ease);border-radius:16px;padding:20px;position:relative}.category-card:hover{border-color:var(--line);background:var(--raised)}.category-symbol{width:32px;height:32px;color:var(--secondary);place-items:center;margin-bottom:16px;display:grid}.category-symbol>span{font-size:24px;font-family:var(--font-japanese)}.category-arrow{color:var(--muted);position:absolute;top:24px;right:20px}.category-card h3{font-size:18px;font-weight:500}.category-card p{color:var(--secondary);margin-top:8px;font-size:12px;line-height:1.8}.category-bottom{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;gap:8px;margin-top:20px;padding-top:12px;font-size:12px;display:flex}.category-bottom>span{font-family:var(--font-japanese)}.continue-heading{margin-top:32px}.continue-card{text-align:left;border:1px solid var(--line);background:var(--surface);width:100%;transition:border-color .16s var(--ease);border-radius:16px;align-items:center;gap:16px;padding:20px;display:flex}.continue-card:hover{border-color:var(--line)}.continue-glyph{border-right:1px solid var(--line);width:56px;height:64px;font-family:var(--font-japanese);color:var(--primary);flex-shrink:0;place-items:center;font-size:28px;display:grid}.continue-copy{flex-direction:column;gap:4px;display:flex}.continue-copy strong{font-size:16px}.continue-copy .muted{font-size:12px}.continue-copy .muted>span,.small-label>span{margin:0 4px}.continue-play{width:36px;height:36px;color:var(--primary);place-items:center;margin-left:auto;display:grid}.daily-card,.level-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px}.daily-header{color:var(--secondary);justify-content:space-between;align-items:center;gap:8px;font-size:12px;display:flex}.daily-header>span{align-items:center;gap:8px;display:flex}.daily-header>span:last-child{font-family:var(--font-japanese);color:var(--muted)}.word-display{text-align:center;margin-top:24px}.word-reading{font-family:var(--font-japanese);color:var(--secondary);font-size:14px}.word-display h3{font-family:var(--font-japanese);color:var(--ink);font-size:32px;font-weight:500;line-height:1.8}.word-romaji{color:var(--muted);font-size:12px}.word-meaning{text-align:center;color:var(--secondary);margin-top:16px;font-size:14px}.word-divider{background:var(--line);height:1px;margin:24px 0 16px}.listen-word{width:100%;color:var(--primary);text-align:left;align-items:center;gap:8px;min-height:32px;padding:0;font-size:13px;display:flex}.listen-word>span{color:var(--muted);margin-left:auto;font-size:12px}.level-card{margin-top:20px}.level-card strong{font-size:14px}.level-card>p{color:var(--secondary);margin-top:8px;font-size:12px}.progress-track{background:var(--raised);border-radius:4px;height:4px;overflow:hidden}.progress-track>span{background:var(--primary);transform-origin:0;width:100%;height:100%;transition:transform .2s var(--ease);display:block}.level-card .progress-track{margin-top:24px}.level-progress{color:var(--secondary);justify-content:space-between;gap:8px;margin-top:12px;font-size:12px;display:flex}.level-progress strong{font-size:12px;font-weight:500}.level-steps{justify-content:space-between;gap:4px;margin-top:24px;display:flex}.level-steps button{border:1px solid var(--line);width:36px;height:36px;color:var(--secondary);background:var(--bg);border-radius:12px;font-size:12px}.level-steps button.active{background:var(--accent-soft);color:var(--primary);border-color:var(--line)}.bottom-note{border-top:1px solid var(--line);color:var(--secondary);justify-content:space-between;align-items:center;gap:16px;margin-top:32px;padding:20px 0 0;font-size:12px;display:flex}.bottom-note>[lang=ja]{color:var(--primary);font-size:14px}.page-footer{color:var(--muted);justify-content:space-between;align-items:center;gap:16px;margin-top:24px;padding:24px 0;font-size:12px;display:flex}.page-footer>span:first-child{color:var(--ink);font-size:16px;font-weight:600}.page-footer>span:first-child>span{color:var(--muted);margin-left:12px;font-size:12px;font-weight:400}.page-footer a,.page-footer>span:nth-child(2){align-items:center;gap:8px;display:flex}.filter-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.tabs{border:1px solid var(--line);background:var(--raised);border-radius:16px;gap:4px;padding:4px;display:inline-flex}.tabs button{min-width:48px;min-height:36px;color:var(--secondary);transition:background .16s var(--ease), color .16s var(--ease);border:1px solid #0000;border-radius:12px;padding:8px 16px;font-size:14px}.tabs button.active{background:var(--surface);border-color:var(--line);color:var(--primary);font-weight:500}.filter-bookmark{border:1px solid var(--line);background:var(--surface);min-height:44px;color:var(--secondary);border-radius:12px;align-items:center;gap:8px;padding:8px 16px;font-size:13px;display:flex}.filter-bookmark.active{background:var(--accent-soft);color:var(--primary);border-color:var(--line)}.category-filters{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.category-filters button{border:1px solid var(--line);min-height:40px;color:var(--secondary);border-radius:12px;padding:8px 16px;font-size:13px}.category-filters button.active{background:var(--accent-soft);color:var(--primary);border-color:var(--line)}.results-caption{color:var(--muted);margin-bottom:16px;font-size:12px}.results-caption button{color:var(--primary);text-underline-offset:4px;margin-left:8px;text-decoration:underline}.lesson-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.lesson-card{background:var(--surface);border:1px solid var(--line);transition:border-color .16s var(--ease);border-radius:16px;padding:20px}.lesson-card:hover{border-color:var(--line)}.lesson-card-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.lesson-open{text-align:left;flex-direction:column;width:100%;padding:20px 0 0;display:flex}.lesson-reading{color:var(--secondary);font-family:var(--font-japanese);font-size:12px}.lesson-card h2{font-family:var(--font-japanese);overflow-wrap:anywhere;margin:8px 0;font-size:28px;font-weight:500;line-height:1.6}.lesson-card p{color:var(--secondary);min-height:48px;font-size:14px}.lesson-card-bottom{border-top:1px solid var(--line);width:100%;color:var(--muted);flex-wrap:wrap;align-items:center;gap:4px;margin-top:16px;padding-top:16px;font-size:12px;display:flex}.lesson-card-bottom>span{color:var(--primary);align-items:center;gap:4px;margin-left:auto;display:flex}.empty-state{text-align:center;border:1px solid var(--line);background:var(--surface);border-radius:20px;flex-direction:column;justify-content:center;align-items:center;gap:20px;min-height:320px;margin:24px 0;padding:40px 24px;display:flex}.empty-state p{max-width:440px;color:var(--secondary);font-size:14px;line-height:1.8}.empty-japanese{color:var(--primary);font-family:var(--font-japanese);font-size:20px}.checkbox-label{color:var(--secondary);align-items:center;gap:8px;min-height:44px;font-size:13px;display:flex}.checkbox-label input{accent-color:var(--primary);width:16px;height:16px}.flash-session{max-width:720px;margin:32px auto}.session-top{color:var(--secondary);justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;font-size:12px;display:flex}.flash-card{border:1px solid var(--accent-soft);background:var(--surface);width:100%;min-height:360px;transition:background .2s var(--ease), border-color .2s var(--ease);border-radius:24px 24px 8px;flex-direction:column;justify-content:center;align-items:center;padding:40px 32px 64px;display:flex;position:relative}.flash-card.is-flipped{background:var(--raised);border-color:var(--line)}.flash-label{color:var(--secondary);margin-bottom:32px;font-size:12px}.flash-japanese{font-family:var(--font-japanese);color:var(--ink);overflow-wrap:anywhere;font-size:48px;line-height:1.6}.flash-japanese.thai-answer{font-family:var(--font-ui);font-size:32px}.flash-reading{font-family:var(--font-japanese);color:var(--secondary);margin-top:16px;font-size:16px}.flash-card>.muted{margin-top:12px;font-size:14px}.flip-hint{color:var(--muted);align-items:center;gap:8px;font-size:12px;display:flex;position:absolute;bottom:24px}.flash-sound{text-align:center;margin:16px 0}.review-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;display:flex}.session-note{color:var(--muted);justify-content:center;align-items:center;gap:8px;margin-top:24px;font-size:12px;display:flex}.quiz-panel{border:1px solid var(--line);background:var(--surface);border-radius:20px;max-width:680px;margin:32px auto;padding:32px}.quiz-panel>h2{font-family:var(--font-japanese);text-align:center;margin:32px 0 8px;font-size:48px;font-weight:500}.quiz-reading{text-align:center;color:var(--secondary);margin-bottom:32px;font-size:16px}.quiz-options{gap:12px;display:grid}.quiz-options button{border:1px solid var(--line);text-align:left;min-height:56px;transition:background .16s var(--ease), border-color .16s var(--ease);border-radius:12px;align-items:center;gap:12px;padding:12px 16px;font-size:14px;display:flex}.quiz-options button:not(:disabled):hover{background:var(--raised);border-color:var(--line)}.quiz-options button>span{border:1px solid var(--line);width:28px;height:28px;color:var(--muted);border-radius:8px;flex-shrink:0;place-items:center;font-size:12px;display:grid}.quiz-options button>svg{margin-left:auto}.quiz-options button.correct{color:var(--primary);border-color:var(--line);background:var(--raised)}.quiz-options button.incorrect{color:#ffab9a;background:#352522;border-color:#70483e}.answer-feedback{color:#e9c580;background:#302b20;border-radius:12px;margin-top:24px;padding:24px;font-size:14px}.answer-feedback.good{background:var(--raised);color:var(--primary)}.answer-feedback p{margin:12px 0 20px;line-height:1.9}.quiz-result{border:1px solid var(--line);text-align:center;background:var(--surface);border-radius:20px;max-width:720px;margin:32px auto;padding:48px 32px}.quiz-result h2{margin-top:16px}.quiz-score{color:var(--primary);margin:24px 0;font-size:64px;font-weight:500;line-height:1.4}.quiz-score>span{color:var(--muted);font-size:28px}.quiz-result p{color:var(--secondary);margin-bottom:24px;font-size:14px}.conversation-panel{background:var(--surface);border:1px solid var(--line);border-radius:20px;margin-top:24px;padding:32px}.conversation-heading{justify-content:space-between;align-items:center;gap:24px;display:flex}.conversation-heading h2{font-family:var(--font-japanese);margin:16px 0 8px;font-size:28px}.conversation-heading p{color:var(--secondary);font-size:14px}.dialogue-lines{flex-direction:column;gap:24px;margin:40px 0;display:flex}.dialogue-line{align-items:flex-start;gap:12px;max-width:90%;display:flex}.speaker{background:var(--raised);width:36px;height:36px;color:var(--secondary);border-radius:12px;flex-shrink:0;place-items:center;font-size:12px;display:grid}.dialogue-line>div{background:var(--raised);border-radius:4px 16px 16px;padding:20px}.dialogue-line p{font-family:var(--font-japanese);font-size:16px;line-height:1.9}.dialogue-line>div>span{color:var(--secondary);margin-top:8px;font-size:14px;line-height:1.8;display:block}.dialogue-line.other{flex-direction:row-reverse;align-self:flex-end}.dialogue-line.other>div{background:var(--raised);border-radius:16px 4px 16px 16px}.conversation-footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding-top:24px;display:flex}.conversation-footer p{color:var(--muted);align-items:center;gap:8px;font-size:12px;display:flex}.panel{background:var(--surface);border:1px solid var(--line);border-radius:16px;min-width:0;padding:24px}.panel h2{font-size:20px;font-weight:500}.panel>p{color:var(--secondary);margin-top:8px;font-size:13px;line-height:1.8}.public-banner,.api-callout{background:var(--raised);border:1px solid var(--line);border-radius:16px;align-items:center;gap:20px;margin-bottom:24px;padding:24px;display:flex}.public-icon{color:var(--secondary)}.public-banner h2,.api-callout h2{font-size:20px}.public-banner p,.api-callout p{color:var(--secondary);margin-top:8px;font-size:13px}.public-banner .text-link{margin-left:auto}.stats-four{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:24px 0;display:grid}.stat-tile{background:var(--surface);border:1px solid var(--line);border-radius:16px;flex-direction:column;gap:20px;min-width:0;padding:24px;display:flex}.stat-tile>svg{display:none}.stat-tile>span{color:var(--secondary);font-size:13px}.stat-tile>strong{color:var(--ink);font-size:32px;font-weight:500;line-height:1.2}.stat-tile>strong>small{color:var(--secondary);margin-left:8px;font-size:14px;font-weight:400}.stats-columns{grid-template-columns:1.2fr 1fr;gap:24px;display:grid}.bar-chart{gap:24px;margin:32px 0 24px;display:grid}.bar-row{color:var(--secondary);align-items:center;gap:12px;font-size:13px;display:flex}.bar-row>span{flex-shrink:0;width:24px}.bar-row>div{background:var(--raised);border-radius:4px;flex:1;height:4px}.bar-row>div>span{transform-origin:0;background:var(--primary);border-radius:4px;width:100%;height:100%;display:block}.bar-row>strong{color:var(--ink);text-align:right;flex-shrink:0;font-size:13px;font-weight:400}.bar-row>strong>small{color:var(--muted);font-size:12px}.chart-legend{color:var(--muted);align-items:center;gap:8px;font-size:12px;display:flex}.category-stat-list{gap:20px;margin-top:24px;display:grid}.category-stat-list>div{color:var(--secondary);align-items:center;gap:12px;font-size:14px;display:flex}.category-stat-list strong{color:var(--ink);margin-left:auto;font-size:16px}.category-stat-list small{font-size:12px;font-weight:400}.summary-icon{width:32px;height:32px;color:var(--secondary);place-items:center;display:grid}.personal-stats{margin-top:24px}.personal-stat-row{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin:24px 0;display:grid}.personal-stat-row>span{color:var(--secondary);flex-direction:column;gap:8px;font-size:13px;display:flex}.personal-stat-row strong{color:var(--ink);font-size:28px}.activity-week{align-items:flex-end;gap:16px;max-width:720px;margin:auto;padding-top:24px;display:flex}.activity-week>div{min-width:0;color:var(--secondary);flex-direction:column;flex:1;align-items:center;gap:12px;font-size:12px;display:flex}.activity-track{border-bottom:1px solid var(--line);width:100%;height:120px;position:relative}.activity-track>span{background:var(--line);border-radius:4px 4px 0 0;width:100%;display:block;position:absolute;bottom:0}.activity-week strong{color:var(--secondary);font-size:12px;font-weight:400}.books-grid,.settings-grid,.endpoint-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.book-card{border:1px solid var(--line);background:var(--surface);border-radius:20px;overflow:hidden}.book-cover{background:var(--raised);min-height:280px;color:var(--primary);border-left:4px solid var(--line);text-align:center;border-radius:4px 12px 12px 4px;flex-direction:column;justify-content:center;align-items:center;gap:20px;margin:24px 40px 0;padding:24px;display:flex;position:relative}.book-cover>span:first-child{font-size:12px}.book-cover svg{display:none}.book-cover strong{white-space:pre-line;font-family:var(--font-japanese);font-size:32px;font-weight:500;line-height:1.7}.book-cover>span:last-child{font-size:12px}.book-1{background:var(--raised);color:var(--primary);border-left-color:var(--line)}.book-info{padding:24px}.book-info h2{margin:16px 0 12px;font-size:20px;line-height:1.6}.book-info>p{color:var(--secondary);margin-top:4px;font-size:13px}.book-note{background:var(--raised);color:var(--secondary);border-radius:8px;margin:20px 0;padding:16px;font-size:13px;line-height:1.8}.source-note{color:var(--secondary);align-items:flex-start;gap:16px;margin-top:24px;display:flex}.source-note p{color:var(--secondary);margin-top:12px;font-size:14px;line-height:1.9}.settings-grid .panel>p{margin-bottom:20px}.setting-divider{background:var(--line);height:1px;margin:32px 0}.goal-input{color:var(--secondary);align-items:center;gap:12px;font-size:14px;display:flex}.goal-input input{border:1px solid var(--line);background:var(--bg);width:88px;min-height:44px;color:var(--ink);border-radius:10px;padding:8px 12px;font-size:20px}.data-panel{grid-column:1/-1}.data-panel>div>p{color:var(--secondary);margin-top:12px;font-size:14px;line-height:1.9}.data-actions,.publication-status{flex-wrap:wrap;align-items:center;gap:16px;margin-top:24px;display:flex}.publication-status{border-top:1px solid var(--line);padding-top:24px}.publication-status>span{color:var(--secondary);margin-right:auto;font-size:13px}.endpoint-list{margin-bottom:24px}.endpoint{border:1px solid var(--line);background:var(--surface);border-radius:16px;min-width:0;padding:24px}.endpoint>div{align-items:center;gap:12px;display:flex}.http-method{color:var(--primary);font-size:12px;font-weight:500}.endpoint code{color:var(--ink);font-size:13px}.endpoint a{color:var(--muted);margin-left:auto}.endpoint>p{color:var(--secondary);margin-top:16px;font-size:13px;line-height:1.9}.endpoint .api-example{background:var(--raised);white-space:nowrap;color:var(--secondary);border-radius:8px;margin-top:16px;padding:12px;font-size:12px;display:block;overflow-x:auto}.panel pre{background:var(--primary);color:var(--raised);border-radius:12px;margin:20px 0 0;padding:24px;font-size:13px;line-height:1.9;overflow-x:auto}.lesson-dialog{border:1px solid var(--line);width:calc(100% - 32px);max-width:640px;max-height:90dvh;color:var(--ink);background:var(--surface);border-radius:24px;padding:24px;box-shadow:0 16px 48px #00000040}.lesson-dialog::backdrop{background:#05090db3}.modal-top{justify-content:space-between;align-items:center;gap:16px;display:flex}.modal-word{text-align:center;padding:32px 8px 24px}.modal-word>p{font-family:var(--font-japanese);color:var(--secondary);font-size:14px}.modal-word h2{font-family:var(--font-japanese);overflow-wrap:anywhere;margin:12px 0;font-size:40px;font-weight:500;line-height:1.6}.modal-word h3{color:var(--secondary);margin-bottom:16px;font-size:20px}.grammar-explanation{background:var(--raised);color:var(--secondary);border-radius:12px;margin-bottom:20px;padding:24px;font-size:14px;line-height:2}.example-box{border-left:2px solid var(--line);background:var(--raised);border-radius:4px 12px 12px 4px;padding:24px;position:relative}.example-box>span{color:var(--secondary);font-size:14px}.example-box>span:first-child{color:var(--muted);font-size:12px}.example-box p{font-family:var(--font-japanese);margin:16px 0 8px;padding-right:16px;font-size:20px;line-height:1.9}.example-box>.icon-button{position:absolute;top:12px;right:12px}.modal-actions{justify-content:space-between;align-items:center;gap:16px;margin-top:24px;display:flex}.bookmark-button{min-height:44px;color:var(--secondary);align-items:center;gap:8px;font-size:13px;display:flex}.bookmark-button.saved{color:var(--primary)}.modal-source{color:var(--muted);text-align:center;margin-top:24px;font-size:12px}.modal-dialogue{gap:16px;display:grid}.modal-dialogue>div{background:var(--raised);border-radius:12px;align-items:flex-start;gap:12px;padding:16px;display:flex}.modal-dialogue>div>span{color:var(--secondary);font-size:12px}.modal-dialogue p{min-width:0;font-family:var(--font-japanese);flex:1;font-size:16px;line-height:1.9}.modal-dialogue small{font-family:var(--font-ui);color:var(--secondary);margin-top:8px;font-size:13px;display:block}.toast,.audio-message{z-index:200;background:var(--primary);color:#09221f;border-radius:12px;align-items:center;gap:12px;width:max-content;max-width:calc(100% - 48px);padding:16px 20px;font-size:13px;display:flex;position:fixed;bottom:24px;left:calc(50% + 128px);transform:translate(-50%);box-shadow:0 8px 24px #00000040}.toast button,.audio-message button{color:inherit;margin-left:8px;padding:4px;display:flex}.audio-message{background:#e9c580;bottom:96px}.public-site{background:var(--bg);min-height:100dvh}.public-header{justify-content:space-between;align-items:center;gap:24px;max-width:1240px;margin:auto;padding:24px 32px;display:flex}.public-header-actions{align-items:center;gap:24px;display:flex}.public-header-actions>span{color:var(--muted);font-size:12px}.owner-link{border:1px solid var(--line);background:var(--surface);min-height:40px;color:var(--primary);transition:background .16s var(--ease), border-color .16s var(--ease);border-radius:12px;align-items:center;gap:8px;padding:8px 16px;font-size:13px;display:inline-flex}.owner-link:hover{background:var(--accent-soft);border-color:var(--line)}.public-main{max-width:1240px;margin:auto;padding:0 32px}.public-hero{border:1px solid var(--accent-soft);background:linear-gradient(108deg, var(--raised), var(--raised) 65%, var(--raised));border-radius:24px;grid-template-columns:1.5fr 1fr;align-items:center;gap:32px;padding:32px 40px;display:grid}.public-hero .eyebrow{color:var(--primary)}.public-hero h1{color:var(--primary);font-size:36px;font-weight:500;line-height:1.5}.public-hero-copy>p{color:var(--primary);margin-top:12px;font-size:14px;line-height:1.9}.public-view-badge{color:var(--primary);margin-top:20px;font-size:12px;display:block}.public-word{border-left:1px solid #ffffff12;grid-template-rows:auto 1fr;grid-template-columns:1fr auto;align-items:center;column-gap:24px;min-width:0;padding-left:40px;display:grid}.public-word .word-caption{color:var(--primary);grid-column:1/-1}.public-word-kanji{color:var(--primary);font-size:112px;font-weight:400;line-height:1.5}.word-definition{border-left:1px solid #ffffff12;flex-direction:column;gap:12px;padding-left:24px;display:flex}.word-definition>span{color:var(--primary);writing-mode:vertical-rl;max-height:168px;font-size:12px;line-height:1.8}.word-definition>strong{color:var(--primary);font-size:16px}.public-empty-note{color:var(--secondary);border-bottom:1px solid var(--line);align-items:flex-start;gap:12px;padding:16px 0;font-size:13px;display:flex}.note-marker{background:var(--line);border-radius:4px;flex-shrink:0;width:4px;height:16px;margin-top:4px}.public-section-title{justify-content:space-between;align-items:center;gap:16px;margin-top:32px;display:flex}.public-section-title h2{font-size:20px}.public-section-title p{color:var(--secondary);margin-top:4px;font-size:13px}.snapshot-date{color:var(--muted);font-size:12px}.public-learning-charts{grid-template-columns:minmax(280px,1fr) minmax(0,1.8fr)}.public-learning-charts .section-heading{flex-wrap:wrap;align-items:flex-start}.public-learning-charts .bar-chart{margin-top:28px}.public-learning-charts .bar-row>strong{min-width:56px}.public-week .section-heading{justify-content:space-between}.chart-unit{color:var(--muted);font-size:12px}.weekly-chart{gap:12px;padding-top:24px;display:flex}.chart-axis{width:28px;color:var(--muted);text-align:right;flex-direction:column;flex-shrink:0;justify-content:space-between;padding-bottom:36px;font-size:12px;display:flex}.public-week .activity-week{background:repeating-linear-gradient(0deg,#0000 0 calc(50% - 1px),#00000040 calc(50% - 1px) 50%) 0 0/100% 176px no-repeat;flex:1;gap:20px;max-width:none;margin:0;padding:0}.public-week .activity-track{height:176px}.public-week .activity-track>span{transform-origin:bottom;background:var(--line);width:100%;height:100%}.public-week .current-day .activity-track>span{background:var(--primary)}.activity-count{color:var(--secondary);font-size:12px;font-weight:400;position:absolute;left:50%;transform:translate(-50%,-4px)}.public-goal{border-top:1px solid var(--line);color:var(--secondary);align-items:center;gap:12px;margin-top:24px;padding-top:16px;font-size:12px;display:flex}.public-goal strong{color:var(--ink);font-size:13px}.chart-timezone{color:var(--muted);margin-left:auto}.public-week-empty{border-top:1px solid var(--line);min-height:228px;color:var(--secondary);flex-direction:column;justify-content:center;align-items:flex-start;gap:16px;font-size:13px;display:flex}.public-week-empty .empty-japanese{color:var(--secondary);font-size:24px}.public-catalog{margin-top:24px}.catalog-caption{color:var(--muted);font-size:12px}.public-categories{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:24px;display:grid}.public-categories>div{border-right:1px solid var(--line);color:var(--secondary);justify-content:space-between;align-items:center;gap:12px;padding-right:24px;font-size:14px;display:flex}.public-categories>div:last-child{border-right:0;padding-right:0}.public-categories strong{color:var(--ink);font-size:24px}.public-categories small{color:var(--muted);font-size:12px;font-weight:400}.public-catalog .support-note{margin-top:24px}.login-page{background:var(--bg);flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;padding:80px 24px 40px;display:flex}.login-back{min-height:40px;color:var(--secondary);align-items:center;gap:8px;font-size:13px;display:inline-flex;position:absolute;top:24px;left:32px}.login-card{border:1px solid var(--line);background:var(--surface);border-radius:24px 24px 8px;width:100%;max-width:440px;padding:40px}.login-card .brand{margin-bottom:40px}.login-context{color:var(--primary);margin-bottom:12px}.login-card h1{font-size:28px;font-weight:500}.login-card>p{color:var(--secondary);margin-top:16px;font-size:14px;line-height:1.9}.github-login{background:var(--primary);color:#09221f;width:100%;min-height:48px;transition:background .16s var(--ease);border-radius:24px;justify-content:center;align-items:center;gap:8px;margin-top:32px;padding:12px 20px;font-size:14px;font-weight:500;display:flex}.github-login:hover{background:var(--primary)}.github-login:disabled{background:var(--accent-soft);color:var(--secondary)}.login-message{color:#e9c580;background:#302b20;border:1px solid #5b4b2e;border-radius:12px;margin-top:20px;padding:16px;font-size:13px;line-height:1.9}.login-note{color:var(--secondary);align-items:center;gap:8px;margin-top:24px;font-size:12px;display:flex}.login-foot{max-width:440px;color:var(--muted);text-align:center;margin-top:24px;font-size:12px}@media (max-width:1280px){.sidebar{width:240px}.main-shell{margin-left:240px}.content,.topbar{padding-inline:24px}.learning-layout{grid-template-columns:minmax(0,1fr) 256px;gap:20px}.daily-card,.level-card{padding:20px}.hero{gap:24px;padding:24px}.lesson-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.summary-card{padding:16px}.summary-card strong small{margin:4px 0 0;display:block}.toast,.audio-message{left:calc(50% + 120px)}.public-word{padding-left:32px}}@media (max-width:1100px){.learning-layout{grid-template-columns:1fr}.learning-aside{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.level-card{margin-top:0}.settings-grid{grid-template-columns:1fr}.data-panel{grid-column:auto}.stats-columns{grid-template-columns:1fr}.public-learning-charts{grid-template-columns:minmax(240px,1fr) minmax(0,1.5fr)}.public-week .activity-week{gap:12px}.public-word-kanji{font-size:96px}}@media (max-width:900px){.nav-item{min-height:44px}.sidebar{visibility:hidden;width:280px;transition:transform .2s var(--ease);padding:32px 16px 16px;transform:translate(-100%)}.sidebar.is-open{visibility:visible;transform:translate(0)}.sidebar-close{min-width:40px;min-height:40px;display:inline-flex;position:absolute;top:4px;right:4px}.nav-backdrop{z-index:49;background:#05090db3;display:block;position:fixed;inset:0}.main-shell{margin-left:0}.topbar{height:64px;padding-inline:24px}.mobile-menu{min-width:44px;min-height:44px;margin-left:-12px;display:inline-flex}.topbar-logo{color:var(--ink);font-size:18px;font-weight:600;display:inline}.desktop-crumb{display:none}.content{padding:24px 24px 0}.breadcrumb{gap:8px}.search-box{width:216px}.learning-layout{grid-template-columns:minmax(0,1fr) 256px}.learning-aside{display:block}.level-card{margin-top:20px}.toast,.audio-message{left:50%}.public-header,.public-main{padding-inline:24px}.public-header-actions>span{display:none}.public-hero{gap:24px;padding:24px 32px}.public-hero h1{font-size:32px}.public-word{column-gap:16px;padding-left:24px}.public-word-kanji{font-size:80px}.word-definition{padding-left:16px}.public-categories{gap:16px}.public-categories>div{padding-right:16px;font-size:13px}}@media (max-width:700px){.learning-layout,.public-learning-charts{grid-template-columns:1fr}.learning-aside{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.level-card{margin-top:0}.daily-header>span:last-child{display:none}.listen-word{flex-wrap:wrap}.listen-word>span{margin-left:0}.public-categories{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 24px}.public-categories>div:nth-child(2n){border-right:0;padding-right:0}.stats-four{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.stat-tile{padding:20px}.public-learning-charts .level-overview .bar-chart{gap:20px}.books-grid,.endpoint-list{grid-template-columns:1fr}.conversation-heading,.conversation-footer{flex-wrap:wrap}.dialogue-line{max-width:100%}.page-footer{flex-wrap:wrap}.page-footer>span:first-child>span{display:none}.page-heading h1{font-size:28px}.streak-pill{padding-left:16px}.streak-pill small{display:none}.hero{grid-template-columns:1.2fr 1fr}.hero-japanese{font-size:36px}.hero h2{font-size:24px}.hero-lesson{padding:16px}.public-header{padding-block:20px}.public-header .brand small{display:none}.public-hero h1{font-size:28px}.public-hero{grid-template-columns:1.4fr 1fr;padding:24px}.public-word{flex-direction:column;align-items:flex-start;gap:8px;display:flex}.public-word-kanji{font-size:72px;line-height:1.4}.word-definition{border-left:0;gap:4px;padding-left:0}.word-definition>span{writing-mode:horizontal-tb;font-size:12px}.public-hero .word-caption{font-size:12px}.public-view-badge{margin-top:16px}.desktop-break{display:none}}@media (max-width:480px){.content{padding:24px 16px 0}.topbar{gap:8px;padding:0 16px}.top-actions{gap:8px}.breadcrumb{font-size:12px}.breadcrumb>svg{display:none}.breadcrumb strong{text-overflow:ellipsis;max-width:112px;overflow:hidden}.search-box{background:0 0;border-color:#0000;width:36px;padding:8px;position:relative}.search-box input{cursor:pointer;opacity:0;width:100%;position:absolute;inset:0}.search-box kbd{display:none}.search-box:focus-within{background:var(--surface);border-color:var(--line);z-index:5;width:auto;position:absolute;left:16px;right:64px}.search-box:focus-within input{opacity:1;cursor:text;position:static}.profile{width:32px;height:32px}.page-heading{align-items:flex-start;gap:12px}.page-heading h1{font-size:28px}.page-heading p{font-size:13px}.streak-pill{margin-top:32px;padding-left:12px}.streak-pill strong{white-space:nowrap;font-size:16px}.streak-pill svg{display:none}.hero{border-radius:20px;grid-template-columns:1fr;gap:24px;padding:24px}.hero-copy>p br{display:none}.hero-lesson{text-align:left;border-top:1px solid #ffffff12;border-left:0;align-items:flex-start;gap:4px;padding:20px 0 0}.hero-japanese{font-size:40px}.hero-translation{display:none}.summary-grid{gap:8px}.summary-card{flex-direction:column;align-items:flex-start;gap:8px;padding:16px 12px}.summary-card>div>span{font-size:12px;line-height:1.7}.summary-card strong{font-size:28px}.summary-card strong small{font-size:12px}.summary-card .round-link{margin-left:0}.section-heading{flex-wrap:wrap;gap:12px}.section-heading h2{font-size:20px}.section-heading p{font-size:12px}.category-grid{gap:12px}.category-card{padding:16px}.category-card h3{font-size:18px}.category-card p{min-height:44px;font-size:12px}.category-arrow{top:20px;right:12px}.category-bottom{flex-wrap:wrap;font-size:12px}.category-bottom>span{display:none}.learning-aside{grid-template-columns:1fr}.daily-card,.level-card{padding:24px}.daily-header>span:last-child{display:inline}.listen-word>span{margin-left:auto}.continue-card{gap:12px;padding:16px}.continue-glyph{width:40px}.continue-copy strong{font-size:14px}.continue-play{width:24px}.bottom-note{flex-wrap:wrap;gap:8px}.page-footer{gap:16px 20px;font-size:12px}.page-footer>span:nth-child(2){order:3;width:100%}.tabs{gap:0;padding:4px}.tabs button{min-width:44px;padding:8px 12px;font-size:14px}.category-filters button{padding:8px 12px;font-size:13px}.lesson-grid{grid-template-columns:1fr}.lesson-card{padding:24px}.lesson-card h2{font-size:32px}.lesson-card p{min-height:32px}.session-top{flex-wrap:wrap;align-items:flex-start;gap:8px}.flash-card{min-height:360px;padding:32px 24px 64px}.flash-japanese{font-size:36px}.flash-japanese.thai-answer{font-size:28px}.flash-reading{font-size:14px;line-height:1.9}.review-actions{gap:12px}.session-note{text-align:left;align-items:flex-start;font-size:12px}.quiz-panel{padding:24px 20px}.quiz-panel>h2{font-size:40px}.quiz-options button{padding:12px}.quiz-result{padding:40px 24px}.conversation-panel{padding:24px 16px}.conversation-heading{flex-direction:column;align-items:flex-start;gap:20px}.conversation-heading h2{font-size:24px}.dialogue-line{gap:8px}.dialogue-line>div{padding:16px}.speaker{width:28px;height:32px}.dialogue-line p{font-size:14px}.dialogue-line>div>span{font-size:13px}.dialogue-line .icon-button{width:28px}.conversation-footer p{font-size:12px;line-height:1.8}.personal-stat-row{grid-template-columns:repeat(2,minmax(0,1fr))}.activity-week{gap:8px}.public-banner,.api-callout{flex-wrap:wrap;align-items:flex-start;padding:20px}.public-banner>.public-icon,.api-callout>svg{display:none}.book-cover{margin-inline:32px}.source-note{gap:12px}.source-note>svg{display:none}.data-actions,.publication-status{flex-direction:column;align-items:flex-start}.endpoint{padding:20px}.endpoint>div{gap:8px}.endpoint code{font-size:12px}.panel pre{padding:16px;font-size:12px}.lesson-dialog{padding:20px}.modal-word h2{font-size:32px}.example-box{padding:20px}.example-box p{font-size:18px}.modal-actions{flex-wrap:wrap;align-items:flex-start;gap:16px}.modal-dialogue>div{gap:8px;padding:12px}.modal-dialogue p{font-size:14px}.modal-dialogue .icon-button{width:28px}.toast,.audio-message{gap:8px;max-width:calc(100% - 32px);padding:16px;font-size:13px}.public-header{gap:16px;padding:20px 16px}.public-header .brand{gap:8px;font-size:24px}.public-header .brand-icon{width:32px;height:36px}.public-header .brand-icon svg{width:20px;height:20px}.owner-link{gap:8px;padding:8px 12px;font-size:12px}.owner-link>svg:last-child{display:none}.public-main{padding:0 16px}.public-hero{border-radius:20px;grid-template-columns:1fr;gap:24px;padding:24px}.public-hero h1{font-size:32px;line-height:1.5}.public-hero-copy>p{font-size:14px}.public-view-badge{margin-top:16px}.public-word{border-top:1px solid #ffffff12;border-left:0;grid-template-rows:auto 1fr;grid-template-columns:auto 1fr;gap:4px 20px;padding:16px 0 0;display:grid}.public-word .word-caption{grid-area:1/2}.public-word-kanji{grid-area:1/1/span 2;font-size:64px;line-height:1.25}.word-definition{border-left:0;grid-area:2/2;gap:4px;padding-left:0}.word-definition>span{font-size:14px}.public-section-title{flex-direction:column;align-items:flex-start;gap:8px;margin-top:24px}.public-empty-note{font-size:13px}.stats-four{gap:12px}.stat-tile{gap:16px;padding:20px 16px}.stat-tile>span{min-height:40px;font-size:13px}.stat-tile>strong{font-size:32px}.stat-tile>strong>small{margin-left:8px;font-size:12px}.public-learning-charts{gap:16px}.public-learning-charts .section-heading{gap:8px}.public-learning-charts .small-chip{white-space:normal}.public-week .activity-week,.weekly-chart{gap:8px}.public-week .activity-track{height:176px}.public-week-empty{min-height:192px}.public-week-empty .empty-japanese{font-size:24px}.public-goal{flex-wrap:wrap}.public-categories{gap:20px 16px}.public-categories>div{padding-right:16px;font-size:13px}.public-categories strong{font-size:20px}.public-catalog .support-note{font-size:12px}.login-page{justify-content:flex-start;padding:96px 20px 40px}.login-back{top:24px;left:20px}.login-card{padding:32px 24px}.login-card .brand{margin-bottom:32px}.login-card h1{font-size:28px}.login-card>p{font-size:14px}.login-context{font-size:12px}.login-note{align-items:flex-start;font-size:12px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.account-controls{color:var(--secondary);align-items:center;gap:12px;padding:8px 12px;font-size:13px;display:flex}.account-controls.compact{padding:0}.account-sign-in{color:var(--primary);white-space:nowrap;align-items:center;gap:8px;font-size:13px;display:flex}.account-caption{color:var(--muted);font-size:12px}.trainer-loading{flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:80dvh;padding:32px;display:flex}.trainer-loading p{color:var(--secondary)}.trainer-loading a{color:var(--primary)}.clerk-login-card{max-width:480px}.clerk-login-card .cl-rootBox,.clerk-login-card .cl-cardBox{width:100%;max-width:100%}.clerk-login-card .cl-rootBox{margin-top:24px}.clerk-login-card .cl-card{box-shadow:none}.guest-continue{margin-top:24px}.learning-modes>div:not(.section-heading){border-top:1px solid var(--line);padding:24px 0}.learning-modes>div:last-child{padding-bottom:0}.learning-modes p{color:var(--secondary);margin-top:8px;font-size:14px;line-height:1.9}.learning-modes .text-link{margin-top:16px}.account-api-docs{margin-bottom:24px}.account-api-docs .endpoint-list{margin-top:24px}@media (max-width:480px){.public-header-actions{gap:8px}.public-header .account-sign-in>svg,.top-actions .account-sign-in>svg{display:none}.account-sign-in{font-size:12px}}.public-header-actions{flex-wrap:wrap;justify-content:flex-end}.api-key-panel{margin-bottom:24px}.api-key-form{flex-wrap:wrap;align-items:flex-end;gap:16px;margin-top:24px;display:flex}.api-key-form label{color:var(--secondary);flex-direction:column;gap:8px;font-size:13px;display:flex}.api-key-form input,.api-key-form select{border:1px solid var(--line);background:var(--surface);min-height:44px;color:var(--ink);border-radius:10px;min-width:0;padding:8px 12px}.api-key-form input{width:220px;max-width:100%}.api-key-form .fallback:disabled,.api-key-actions button:disabled{opacity:.55;cursor:default}.issued-api-key{border:1px solid var(--line);background:var(--accent-soft);border-radius:12px;margin-top:24px;padding:20px}.issued-api-key>div:first-child{justify-content:space-between;align-items:center;gap:12px;display:flex}.issued-api-key p{color:var(--secondary);margin-top:8px;font-size:13px}.api-key-secret{align-items:center;gap:8px;margin-top:16px;display:flex}.api-key-secret input{background:var(--surface);border:1px solid var(--line);border-radius:8px;flex:1;min-width:0;padding:12px;font-family:monospace;font-size:13px}.api-key-list{margin-top:24px}.api-key-row{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding:20px 0;display:flex}.api-key-row strong{overflow-wrap:anywhere;display:block}.api-key-row code{color:var(--muted);font-size:12px}.api-key-row p,.api-key-message{color:var(--secondary);margin-top:8px;font-size:13px}.api-key-actions{flex-shrink:0;gap:8px;display:flex}@media (max-width:480px){.api-key-form{flex-direction:column;align-items:stretch}.api-key-form input{width:100%}.api-key-row{align-items:flex-start}.api-key-actions{flex-direction:column}}.sidebar,.topbar,.public-header{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#10161ce8}.lesson-dialog::backdrop,.nav-backdrop{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#05090db3}.lesson-dialog{background:#161c22f5;box-shadow:0 24px 80px #0006}.fallback:not(.tonal):not(.text):not(.outlined),.skip-link,.github-login,.brand-icon{color:#09221f}m3e-button[variant=filled]{--md-sys-color-on-primary:#09221f}m3e-button[variant=tonal]{--md-sys-color-on-secondary-container:var(--primary)}::selection{color:#f1fffc;background:#55dfcf40}.public-site{padding-top:20px}.public-header{z-index:40;border:1px solid var(--line);background:#10161ce6;border-radius:20px;width:calc(100% - 48px);max-width:1176px;margin:0 auto 28px;padding:16px 24px;position:sticky;top:20px;box-shadow:0 12px 36px #00000030}@media (max-width:700px){.public-site{padding-top:12px}.public-header{border-radius:16px;gap:12px;width:calc(100% - 24px);margin-bottom:20px;padding:12px 16px;top:12px}.public-header-actions{gap:12px}}@media (max-width:380px){.public-header{gap:8px;padding-inline:12px}.public-header .brand{font-size:20px}.public-header-actions{gap:8px}.public-header .owner-link{padding-inline:10px}}:is(html:has(.login-page),body:has(.login-page)){overscroll-behavior:none;height:100%;overflow:hidden}.login-page{height:100dvh;min-height:0;padding:80px 24px 24px;overflow:hidden}.login-page .login-card{overscroll-behavior:contain;scrollbar-width:thin;min-height:0;max-height:100%;overflow-y:auto}@media (max-width:480px){.login-page{justify-content:center;padding:80px 16px 16px}}.login-split-layout{grid-template-columns:minmax(0,480px) minmax(0,1fr);align-items:center;gap:clamp(32px,6vw,88px);width:100%;max-width:1120px;min-height:0;max-height:100%;display:grid}.login-split .login-card{max-width:none}.login-info{min-width:0;padding:24px 0}.login-info-kana{font-family:var(--font-japanese);color:var(--primary);font-size:clamp(40px,5vw,64px);font-weight:500;line-height:1.4}.login-info-caption{color:var(--muted);margin-top:8px}.login-info h2{margin-top:28px;font-size:32px;line-height:1.55}.login-info-intro{color:var(--secondary);max-width:400px;margin-top:16px}.login-info-features{gap:24px;margin-top:32px;display:grid}.login-info-features>div{align-items:flex-start;gap:16px;display:flex}.login-info-features svg{color:var(--primary);margin-top:4px}.login-info-features h3{font-size:15px}.login-info-features p{color:var(--secondary);margin-top:4px;font-size:13px}.login-info-note{color:var(--muted);border-top:1px solid var(--line);margin-top:32px;padding-top:20px;font-size:12px}@media (max-height:760px) and (min-width:801px){.login-info{padding:0}.login-info-kana{font-size:40px}.login-info h2{margin-top:16px;font-size:28px}.login-info-features{gap:16px;margin-top:24px}.login-info-note{margin-top:20px}}@media (max-width:800px){.login-split-layout{flex-direction:column;gap:20px;max-width:480px;display:flex}.login-split .login-card{flex:1;width:100%;min-height:0}.login-info{text-align:center;flex-shrink:0;width:100%;padding:0}.login-info-kana,.login-info-caption,.login-info-intro,.login-info-features{display:none}.login-info h2{margin:0;font-size:16px}.login-info h2 br{display:none}.login-info-note{border:0;margin-top:8px;padding-top:0}}@media (max-height:600px) and (max-width:800px){.login-info{display: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}
