@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/8d697b304b401681-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/ba015fad6dcf6784-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/4cf2300e9c8272f7-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Geist Fallback;src:local("Arial");ascent-override:95.94%;descent-override:28.16%;line-gap-override:0.00%;size-adjust:104.76%}.__className_188709{font-family:Geist,Geist Fallback;font-style:normal}.__variable_188709{--font-geist-sans:"Geist","Geist Fallback"}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/9610d9e46709d722-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/747892c23ea88013-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/93f479601ee12b01-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Geist Mono Fallback;src:local("Arial");ascent-override:74.67%;descent-override:21.92%;line-gap-override:0.00%;size-adjust:134.59%}.__className_9a8899{font-family:Geist Mono,Geist Mono Fallback;font-style:normal}.__variable_9a8899{--font-geist-mono:"Geist Mono","Geist Mono Fallback"}

/*! tailwindcss v4.1.11 | 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)))){*,::backdrop,:after,:before{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000}}}@layer theme{:host,:root{--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4,0,.2,1);--default-font-family:var(--font-geist-sans);--default-mono-font-family:var(--font-geist-mono)}}@layer base{*,::backdrop,:after,:before{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}:host,html{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:var(--default-mono-font-family,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}menu,ol,ul{list-style:none}audio,canvas,embed,iframe,img,object,svg,video{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,optgroup,select,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,::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-millisecond-field,::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}:-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,::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.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}}.block{display:block}.flex{display:flex}.border-collapse{border-collapse:collapse}.transform{transform:var(--tw-rotate-x,)var(--tw-rotate-y,)var(--tw-rotate-z,)var(--tw-skew-x,)var(--tw-skew-y,)}.flex-wrap{flex-wrap:wrap}.border{border-style:var(--tw-border-style);border-width:1px}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a),0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,visibility,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{--background:#fff4d6;--foreground:#2f1406;--card:#ffe2ad;--ink:#3b1d0b;--muted:#8f4b1a;--accent:#ff7a18;--accent2:#ffb627;--ok:#45b368;--err:#d64545}body{color:var(--foreground);background:linear-gradient(#fff4d6,#ffd279 70%,#ffb347);font-family:Helvetica Neue,Arial,sans-serif}.layout{flex-direction:column;min-height:100vh;display:flex}.container{width:100%;max-width:1080px;margin:0 auto;padding:0 24px}.workspace{flex-direction:column;min-height:100vh;display:flex}.workspace-topbar{z-index:40;background:#ffd886f0;border-bottom:2px solid #3b1d0b14;justify-content:space-between;align-items:center;gap:16px;padding:16px 32px;display:flex;position:sticky;top:0}.workspace-links{align-items:center;gap:12px;font-size:.95rem;display:flex}.workspace-main{flex:1;padding:24px 16px 64px}.topbar{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffe49eeb;border-bottom:2px solid #3b1d0b14;justify-content:space-between;align-items:center;gap:24px;padding:18px 48px;display:flex;position:sticky;top:0}.brand a{letter-spacing:.05em;text-transform:uppercase;font-size:1.15rem;font-weight:800}.nav-links{gap:18px;display:flex}.nav-links a{opacity:.85;transition:opacity .2s}.nav-links a:hover{opacity:1}.topbar-cta{align-items:center;gap:12px;display:flex}.btn{cursor:pointer;background:linear-gradient(90deg,var(--accent),var(--accent2));color:var(--foreground);border:none;border-radius:999px;padding:10px 20px;font-weight:700;transition:transform .2s,box-shadow .2s;box-shadow:0 6px #3b1d0b2e}.btn:hover{transform:translateY(-2px);box-shadow:0 10px #3b1d0b2e}.btn.ghost{color:var(--foreground);background:#ffffff8c;border:2px solid #3b1d0b1f}.footer{color:var(--foreground);background:#ffd886eb;border-top:2px solid #3b1d0b14;justify-content:space-between;align-items:center;padding:28px 48px;font-size:.9rem}.footer,.footer-links{gap:16px;display:flex}a{color:inherit;text-decoration:none}main{flex:1}@media (max-width:960px){.topbar{flex-wrap:wrap;padding:16px 24px}.nav-links{flex-wrap:wrap;justify-content:center}.topbar-cta{justify-content:center;width:100%}.footer{text-align:center;flex-direction:column;padding:24px}}.quiz-container{max-width:1200px;color:var(--foreground);background:#fff7de;border:2px solid #3b1d0b1f;border-radius:28px;margin:24px auto 48px;padding:32px;box-shadow:0 20px #3b1d0b14}.quiz-layout{grid-template-columns:minmax(240px,26%) minmax(0,1fr);align-items:flex-start;gap:32px;margin-top:32px;display:grid}.sidebar{flex-direction:column;align-self:start;gap:18px;display:flex;position:sticky;top:24px}.sidebar-card,.sidebar-hero{background:#fffdf4;border:1px solid #3b1d0b14;border-radius:20px;flex-direction:column;gap:10px;padding:18px 20px;display:flex;box-shadow:0 10px #3b1d0b0a}.sidebar-hero h1{letter-spacing:.08em;text-transform:uppercase;margin:0;font-size:1.35rem}.card-hint,.sidebar-hero p{color:var(--muted);margin:0;font-size:.95rem;line-height:1.5}.sidebar-pill{letter-spacing:.08em;text-transform:uppercase;background:#ffa54240;border-radius:999px;align-self:flex-start;padding:4px 12px;font-size:.75rem}.sidebar-card-head{justify-content:space-between;align-items:baseline;gap:10px;display:flex}.sidebar-card-head h2{color:var(--muted);margin:0;font-size:.85rem}.sidebar-card-head h2,.status-pill{letter-spacing:.08em;text-transform:uppercase}.status-pill{background:#3b1d0b1f;border-radius:999px;padding:4px 12px;font-size:.75rem}.status-pill.running{color:#1e5b34;background:#45b3682e}.status-pill.finished{background:#ffa5422e}.metric-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;display:grid}.metric-card{background:#ffecc3;border:2px solid #3b1d0b1f;border-radius:18px;padding:14px 16px;box-shadow:0 8px #3b1d0b14}.metric-grid.compact .metric-card{background:#fff7e6}.metric-label{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-size:.78rem}.metric-value{font-size:1.4rem;font-weight:700}.metric-value small{color:var(--muted);margin-left:4px;font-size:.9rem}.pill-group{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;display:grid}.pill-group.tight{grid-template-columns:repeat(auto-fit,minmax(80px,1fr))}.pill{text-align:left;cursor:pointer;background:#fff7e6;border:1px solid #3b1d0b1f;border-radius:12px;flex-direction:column;gap:2px;padding:10px 12px;font-weight:600;transition:transform .15s,box-shadow .15s;display:flex}.pill small{color:var(--muted);font-size:.75rem;font-weight:500}.pill.active{background:linear-gradient(90deg,var(--accent),var(--accent2));color:var(--foreground);border-color:#0000;box-shadow:0 6px #3b1d0b1f}.pill:disabled{opacity:.4;cursor:not-allowed}.link-btn{color:var(--foreground);cursor:pointer;background:0 0;border:none;align-self:flex-start;padding:0;font-weight:600;text-decoration:underline}.mastery-grid{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;display:grid}.mastery-grid span{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-size:.75rem}.mastery-grid strong{font-size:1.2rem}.run-hud{background:#ffffffb3;border:2px solid #3b1d0b1a;border-radius:20px;flex-direction:column;gap:18px;padding:18px;display:flex}.run-state{align-items:flex-start;gap:12px;display:flex}.status-dot{background:#3b1d0b33;border-radius:999px;width:14px;height:14px;margin-top:6px}.status-dot.running{background:var(--accent);box-shadow:0 0 0 4px #ffa5424d}.status-dot.finished{background:var(--ok);box-shadow:0 0 0 4px #45b36833}.run-copy p{margin:0;font-weight:600}.run-copy small{color:var(--muted)}.run-metrics{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;display:grid}.hud-metric{flex-direction:column;gap:2px;display:flex}.hud-metric span{text-transform:uppercase;color:var(--muted);font-size:.75rem}.hud-metric strong{font-size:1.4rem}.progress-track{background:#3b1d0b1f;border-radius:999px;height:14px;position:relative;overflow:hidden}.progress-value{background:linear-gradient(90deg,var(--accent),var(--accent2));width:0;transition:width .3s;position:absolute;inset:0}.progress-label{font-size:.85rem;font-weight:600;position:absolute;top:-24px;right:0}.question-card{background:#fff6da;border:2px solid #3b1d0b1f;border-radius:28px;flex-direction:column;gap:18px;padding:32px;display:flex;box-shadow:0 14px #3b1d0b0f}.question-head{flex-wrap:wrap;align-items:center;gap:10px;min-height:32px;display:flex}.question-title{margin:0;font-size:1.5rem}.question-text-row{align-items:flex-start;gap:12px;display:flex}.question-text-row .question-title{flex:1}.question-instruction{color:var(--muted);margin:0;font-size:.95rem}.options{gap:12px;margin:0;padding:0;list-style:none;display:grid}.option-btn{cursor:pointer;background:#fff1c6;border:2px solid #3b1d0b1f;border-radius:14px;align-items:center;gap:12px;padding:14px 16px;font-size:1rem;transition:transform .15s,box-shadow .15s;display:flex}.option-btn:hover:enabled{transform:translateY(-2px);box-shadow:0 8px #3b1d0b14}.option-btn.correct{border-color:var(--ok);background:#45b36826}.option-btn.wrong{border-color:var(--err);background:#d6454526}.question-toolbar{flex-wrap:wrap;gap:10px;display:flex}.analysis{margin-top:-8px}.analysis-placeholder{text-align:center;color:var(--muted);border:2px dashed #3b1d0b33;border-radius:18px;padding:18px}.hint-card{background:#fffaf0;border:2px solid #3b1d0b26;border-radius:18px;margin-top:16px;padding:18px;box-shadow:0 10px #3b1d0b0f}.hint-card.subtle{background:#fff1c699}.quiz-controls{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.quiz-controls .btn{flex:220px;min-width:180px}.locked-card{text-align:center;background:#fff1c6b3;border:2px dashed #3b1d0b2e;border-radius:18px;margin-top:30px;padding:26px}.locked-card h3{margin:0 0 8px}.locked-card p{color:var(--muted);margin:0}.audio-error{color:var(--err);margin-top:6px;font-size:.85rem}.furigana-text ruby{margin-right:2px}.furigana-text rt{color:var(--muted);font-size:.65em}.audio-btn{cursor:pointer;background:#fff;border:1px solid #3b1d0b26;border-radius:999px;justify-content:center;align-items:center;width:32px;height:32px;font-size:.9rem;transition:transform .15s,box-shadow .15s;display:inline-flex}.audio-btn:hover:enabled{transform:translateY(-1px);box-shadow:0 5px #3b1d0b1f}.audio-btn:disabled{opacity:.5;cursor:not-allowed}.option-row{align-items:center;gap:8px;width:100%;display:flex}.pricing-toggle{background:#3b1d0b14;border-radius:999px;justify-content:center;gap:0;width:fit-content;margin:24px auto 16px;padding:4px;display:flex}.toggle-btn{cursor:pointer;color:var(--muted);background:0 0;border:none;border-radius:999px;padding:8px 20px;font-size:.9rem;font-weight:600;transition:all .2s}.toggle-btn.active{background:linear-gradient(90deg,var(--accent),var(--accent2));color:var(--foreground);box-shadow:0 4px #3b1d0b1f}.toggle-save{color:#1e5b34;background:#45b36833;border-radius:999px;margin-left:6px;padding:2px 8px;font-size:.75rem}.auth-page{justify-content:center;align-items:center;min-height:60vh;padding:48px 24px;display:flex}.auth-card{background:#fff7de;border:2px solid #3b1d0b1f;border-radius:28px;width:100%;max-width:420px;padding:40px 36px;box-shadow:0 20px #3b1d0b14}.auth-card h1{margin:0 0 8px;font-size:1.5rem}.auth-subtitle{color:var(--muted);margin:0 0 24px}.auth-card form{gap:16px}.auth-card form,.auth-card label{flex-direction:column;display:flex}.auth-card label{gap:6px;font-size:.9rem;font-weight:600}.auth-card input{background:#fffdf4;border:2px solid #3b1d0b1f;border-radius:12px;padding:10px 14px;font-size:1rem}.auth-card input:focus{border-color:var(--accent);outline:none}.auth-error{color:var(--err);margin:0;font-size:.9rem}.auth-switch{text-align:center;color:var(--muted);margin-top:20px;font-size:.9rem}.auth-switch a{color:var(--accent);font-weight:600}.account-page{max-width:640px;margin:32px auto;padding:0 24px}.account-card{background:#fff7de;border:2px solid #3b1d0b1f;border-radius:28px;padding:36px;box-shadow:0 20px #3b1d0b14}.account-card h1{margin:0 0 24px;font-size:1.5rem}.account-row{border-bottom:1px solid #3b1d0b14;justify-content:space-between;align-items:baseline;padding:12px 0;display:flex}.account-row:last-child{border-bottom:none}.account-label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:.85rem}.account-value{font-weight:600}.workspace-user{align-items:center;gap:10px;display:flex}.topbar-email{color:var(--muted);font-size:.85rem}.btn.small{padding:6px 14px;font-size:.85rem}@media (max-width:960px){.quiz-container{padding:24px}.quiz-layout{grid-template-columns:1fr}.sidebar{position:static}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}