/* Dibangun oleh scripts/build-assets.mjs — jangan diedit langsung. */
*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--red: #C0392B;--red-soft: #E8534A;--red-pale: #FDECEA;--ink: #0F0F12;--ink-mid: #3A3A42;--ink-soft: #7A7A86;--ink-faint: #BBBBC6;--cream: #FAF8F5;--white: #FFFFFF;--border: rgba(15,15,18,.1);--border-mid: rgba(15,15,18,.18);--gold: #D4A042;--gold-pale: #FBF0D8;--surface: var(--white);--nav-bg: rgba(250,248,245,.85)}[data-theme=dark]{--red: #E8534A;--red-soft: #FF6B5B;--red-pale: rgba(232,83,74,.15);--ink: #F0EEE9;--ink-mid: #B8B6B0;--ink-soft: #7A7A86;--ink-faint: #4A4A54;--cream: #111114;--white: #1C1C20;--border: rgba(255,255,255,.07);--border-mid: rgba(255,255,255,.12);--gold: #D4A042;--gold-pale: rgba(212,160,66,.15);--surface: #1C1C20;--nav-bg: rgba(17,17,20,.88)}html{scroll-behavior:smooth}body{font-family:DM Sans,sans-serif;background:var(--cream);color:var(--ink);line-height:1.7;font-size:15px;overflow-x:hidden}*,input,textarea,select{cursor:default}a,button,summary,[role=button]{cursor:pointer}nav:not(.kn-nav):not(.kn-bottom-nav){position:fixed;top:0;left:0;right:0;z-index:100;padding:0 5vw;height:64px;display:flex;align-items:center;justify-content:space-between;background:var(--nav-bg);backdrop-filter:blur(14px);border-bottom:.5px solid var(--border);transition:background .3s}.nav-logo{display:flex;align-items:baseline;gap:10px;text-decoration:none}.nav-logo-jp{font-family:"Noto Serif JP",serif;font-size:22px;font-weight:600;color:var(--red);letter-spacing:-1px}.nav-logo-id{font-size:12px;font-weight:500;color:var(--ink-soft);letter-spacing:.08em;text-transform:uppercase}.nav-links{display:flex;gap:2rem;list-style:none}.nav-links a{font-size:13px;font-weight:400;color:var(--ink-mid);text-decoration:none;letter-spacing:.04em;transition:color .2s}.nav-links a:hover{color:var(--red)}.nav-cta{background:var(--red);color:var(--white)!important;padding:8px 20px;border-radius:100px;font-weight:500!important;transition:background .2s!important}.nav-cta:hover{background:var(--red-soft)!important;color:var(--white)!important}.hero{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;align-items:center;padding:80px 5vw 0;gap:4rem;position:relative;overflow:hidden}.hero:before{content:"語";position:absolute;right:-60px;bottom:-80px;font-family:"Noto Serif JP",serif;font-size:480px;color:#c0392b0a;line-height:1;pointer-events:none;user-select:none}.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--red-pale);color:var(--red);font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;padding:6px 14px;border-radius:100px;margin-bottom:1.5rem;animation:fadeUp .6s ease both}.hero-badge:before{content:"";width:6px;height:6px;background:var(--red);border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}.hero-left h1{font-family:"Noto Serif JP",serif;font-size:clamp(36px,4.5vw,62px);font-weight:600;line-height:1.15;letter-spacing:-1.5px;margin-bottom:1.5rem;animation:fadeUp .6s .1s ease both}.hero-left h1 .accent{color:var(--red);display:block}.hero-left h1 .sub-jp{font-size:.55em;font-weight:300;color:var(--ink-soft);letter-spacing:.05em;display:block;margin-top:4px}.hero-desc{font-size:16px;font-weight:300;color:var(--ink-mid);max-width:440px;line-height:1.9;margin-bottom:2.5rem;animation:fadeUp .6s .2s ease both}.hero-actions{display:flex;gap:1rem;align-items:center;animation:fadeUp .6s .3s ease both}.btn-primary{background:var(--red);color:var(--white);padding:14px 28px;border-radius:100px;font-size:14px;font-weight:600;text-decoration:none;border:none;transition:background .2s,transform .15s;display:inline-block}.btn-primary:hover{background:var(--red-soft);transform:translateY(-1px)}.btn-ghost{color:var(--ink-mid);font-size:14px;font-weight:500;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:color .2s}.btn-ghost:hover{color:var(--red)}.btn-ghost:after{content:"→";transition:transform .2s}.btn-ghost:hover:after{transform:translate(4px)}.hero-right{display:flex;flex-direction:column;align-items:center;gap:1.5rem;animation:fadeUp .6s .2s ease both}.mascot-wrap{position:relative;display:flex;justify-content:center;align-items:flex-end}.mascot-img{width:clamp(260px,28vw,400px);height:auto;border-radius:24px;object-fit:cover;filter:drop-shadow(0 20px 40px rgba(190,52,40,.18));animation:mascotFloat 4s ease-in-out infinite}@keyframes mascotFloat{0%,to{transform:translateY(0) rotate(-.5deg)}50%{transform:translateY(-12px) rotate(.5deg)}}.mascot-bubble{position:absolute;background:var(--white);border:1.5px solid rgba(190,52,40,.15);border-radius:16px;padding:8px 14px;font-family:"Noto Serif JP",serif;font-size:13px;font-weight:600;color:var(--red);box-shadow:0 4px 16px #00000014;display:flex;flex-direction:column;gap:2px;white-space:nowrap;z-index:2}.mascot-bubble span{font-family:DM Sans,sans-serif;font-size:10px;font-weight:400;color:var(--ink-soft)}.mascot-bubble--top{top:12px;right:-20px;animation:bubblePop .5s .8s cubic-bezier(.34,1.56,.64,1) both}.mascot-bubble--bottom{bottom:60px;left:-24px;animation:bubblePop .5s 1.1s cubic-bezier(.34,1.56,.64,1) both}@keyframes bubblePop{0%{opacity:0;transform:scale(.7)}to{opacity:1;transform:scale(1)}}.flashcard-stack{position:relative;width:320px;height:220px}.fc-back{position:absolute;top:14px;left:-12px;width:100%;height:100%;background:var(--white);border:.5px solid var(--border-mid);border-radius:20px;transform:rotate(-4deg)}.fc-mid{position:absolute;top:7px;left:-6px;width:100%;height:100%;background:var(--white);border:.5px solid var(--border-mid);border-radius:20px;transform:rotate(-2deg)}.fc-front{position:absolute;top:0;left:0;width:100%;height:100%;background:var(--white);border:.5px solid var(--border-mid);border-radius:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;box-shadow:0 16px 48px #00000014;transition:transform .6s cubic-bezier(.34,1.56,.64,1)}.fc-front:hover{transform:translateY(-6px) rotate(1deg)}.fc-kana{font-family:"Noto Serif JP",serif;font-size:64px;font-weight:600;color:var(--red);line-height:1;transition:opacity .3s}.fc-romaji{font-size:13px;font-weight:500;color:var(--ink-soft);letter-spacing:.1em;text-transform:uppercase}.fc-meaning{font-size:16px;font-weight:400;color:var(--ink-mid)}.fc-tag{position:absolute;top:14px;right:14px;font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);background:var(--gold-pale);padding:3px 10px;border-radius:100px}.hero-stats{display:flex;gap:1rem}.stat-pill{background:var(--white);border:.5px solid var(--border-mid);border-radius:100px;padding:8px 16px;display:flex;align-items:center;gap:8px}.stat-num{font-size:16px;font-weight:600;color:var(--ink)}.stat-label{font-size:12px;color:var(--ink-soft)}section{padding:6rem 5vw}.section-label{font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--red);margin-bottom:.75rem}.section-title{font-family:"Noto Serif JP",serif;font-size:clamp(28px,3.5vw,44px);font-weight:600;letter-spacing:-1px;line-height:1.2;color:var(--ink);margin-bottom:1rem}.section-sub{font-size:16px;font-weight:300;color:var(--ink-mid);max-width:520px;line-height:1.9}.features-bg{background:var(--ink)}.features-header{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;margin-bottom:4rem}.features-header .section-title{color:var(--white)}.features-header .section-label{color:#e8534a}.features-header .section-sub{color:#ffffff8c}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#ffffff0f;border-radius:16px;overflow:hidden;border:.5px solid rgba(255,255,255,.08)}.feat-card{background:#ffffff08;padding:2rem;transition:background .2s}.feat-card:hover{background:#ffffff12}.feat-icon{width:44px;height:44px;border-radius:12px;background:#c0392b33;display:flex;align-items:center;justify-content:center;font-family:"Noto Serif JP",serif;font-size:20px;color:var(--red-soft);margin-bottom:1.25rem}.feat-title{font-size:15px;font-weight:600;color:var(--white);margin-bottom:.5rem}.feat-desc{font-size:13px;font-weight:300;color:#ffffff80;line-height:1.8}.chart-inner{max-width:1100px;margin:0 auto}.chart-header{text-align:center;margin-bottom:3rem}.kana-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;max-width:900px;margin:0 auto 1.5rem}@media(max-width:760px){.kana-grid{grid-template-columns:repeat(10,minmax(44px,1fr));overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:8px;scrollbar-width:thin}}.kana-cell{aspect-ratio:1;background:var(--cream);border:.5px solid var(--border);border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;transition:background .18s,border-color .18s,transform .18s;cursor:pointer}.kana-cell:hover{background:var(--red-pale);border-color:var(--red);transform:scale(1.08);z-index:1}.kana-cell .jp{font-family:"Noto Serif JP",serif;font-size:18px;font-weight:600;color:var(--ink)}.kana-cell .rm{font-size:9px;font-weight:500;color:var(--ink-soft);letter-spacing:.05em}.kana-cell:hover .jp{color:var(--red)}.kana-cell.empty{background:transparent;border-color:transparent;pointer-events:none}.chart-note{text-align:center;font-size:13px;color:var(--ink-faint)}.levels-inner{max-width:1100px;margin:0 auto}.levels-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;margin-top:3rem}.level-card{background:var(--white);border:.5px solid var(--border-mid);border-radius:16px;padding:1.75rem;position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s}.level-card:before{content:attr(data-jp);position:absolute;bottom:-12px;right:10px;font-family:"Noto Serif JP",serif;font-size:88px;font-weight:600;color:#0000000a;line-height:1;pointer-events:none}.level-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px #00000014}.level-card.featured{background:var(--red);border-color:var(--red)}.level-card.featured:before{color:#ffffff1a}.level-badge{display:inline-block;font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:4px 10px;border-radius:100px;margin-bottom:1rem;background:var(--red-pale);color:var(--red)}.level-card.featured .level-badge{background:#fff3;color:var(--white)}.level-num{font-family:"Noto Serif JP",serif;font-size:36px;font-weight:600;color:var(--ink);line-height:1;margin-bottom:4px}.level-card.featured .level-num{color:var(--white)}.level-name{font-size:13px;font-weight:500;color:var(--ink-soft);margin-bottom:1.25rem}.level-card.featured .level-name{color:#ffffffb3}.level-items{list-style:none;display:flex;flex-direction:column;gap:6px}.level-items li{font-size:13px;color:var(--ink-mid);display:flex;align-items:center;gap:8px}.level-card.featured .level-items li{color:#fffc}.level-items li:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--red);flex-shrink:0}.level-card.featured .level-items li:before{background:#fff9}.instructor-section{background:var(--cream);padding:6rem 5vw}.instructor-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr 1.4fr;gap:5rem;align-items:center}.instructor-visual{position:relative}.instructor-card{background:var(--white);border:.5px solid var(--border-mid);border-radius:20px;padding:2.5rem;text-align:center;position:relative;overflow:hidden}.instructor-card:before{content:"先生";position:absolute;top:-20px;right:-10px;font-family:"Noto Serif JP",serif;font-size:100px;color:#c0392b0d;line-height:1;font-weight:600}.avatar{width:96px;height:96px;border-radius:50%;background:linear-gradient(135deg,var(--red-pale),var(--gold-pale));display:flex;align-items:center;justify-content:center;font-family:"Noto Serif JP",serif;font-size:32px;font-weight:600;color:var(--red);margin:0 auto 1.25rem;border:3px solid var(--white);box-shadow:0 0 0 1px var(--border-mid)}.instructor-name{font-family:"Noto Serif JP",serif;font-size:22px;font-weight:600;color:var(--ink);margin-bottom:4px}.instructor-title{font-size:13px;color:var(--ink-soft);margin-bottom:1.5rem}.instructor-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:1.5rem}.tag{font-size:11px;font-weight:600;letter-spacing:.06em;padding:4px 12px;border-radius:100px;background:var(--cream);color:var(--ink-mid);border:.5px solid var(--border-mid)}.instructor-quote{font-size:13px;color:var(--ink-muted);font-style:italic;line-height:1.8;font-family:"Noto Serif JP",serif;font-weight:300}.instructor-content .section-sub{margin-bottom:2rem}.cert-list{list-style:none;display:flex;flex-direction:column;gap:12px;margin-top:2rem}.cert-item{display:flex;align-items:center;gap:14px;padding:14px 16px;background:var(--white);border:.5px solid var(--border);border-radius:12px}.cert-icon{width:36px;height:36px;border-radius:10px;background:var(--red-pale);color:var(--red);display:flex;align-items:center;justify-content:center;font-family:"Noto Serif JP",serif;font-size:15px;font-weight:600;flex-shrink:0}.cert-text{font-size:14px;font-weight:500;color:var(--ink-mid)}.cert-sub{font-size:12px;color:var(--ink-faint)}.testi-section{background:var(--white)}.testi-inner{max-width:1100px;margin:0 auto}.testi-header{text-align:center;margin-bottom:3rem}.testi-header .section-sub{margin:0 auto}.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.testi-card{background:var(--cream);border:.5px solid var(--border);border-radius:16px;padding:1.75rem;position:relative}.testi-card:before{content:'"';font-family:"Noto Serif JP",serif;font-size:64px;color:var(--red);opacity:.2;line-height:1;position:absolute;top:12px;left:16px}.testi-stars{display:flex;gap:3px;margin-bottom:1rem}.star{width:14px;height:14px;color:var(--gold);font-size:14px}.testi-text{font-size:14px;font-weight:300;color:var(--ink-mid);line-height:1.9;margin-bottom:1.25rem}.testi-author{display:flex;align-items:center;gap:10px}.testi-avatar{width:36px;height:36px;border-radius:50%;background:var(--red-pale);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--red);flex-shrink:0}.testi-name{font-size:13px;font-weight:600;color:var(--ink)}.testi-role{font-size:11px;color:var(--ink-faint)}.cta-section{background:var(--red);padding:5rem 5vw;text-align:center;position:relative;overflow:hidden}.cta-section:before{content:"学";position:absolute;left:-40px;bottom:-60px;font-family:"Noto Serif JP",serif;font-size:320px;color:#ffffff0d;font-weight:600;line-height:1}.cta-section:after{content:"習";position:absolute;right:-40px;top:-60px;font-family:"Noto Serif JP",serif;font-size:320px;color:#ffffff0d;font-weight:600;line-height:1}.cta-inner{position:relative;z-index:1}.cta-section .section-title{color:var(--white);margin-bottom:.75rem}.cta-section .section-sub{color:#ffffffb3;margin:0 auto 2.5rem;text-align:center}.btn-white{background:var(--white);color:#be3428;padding:14px 36px;border-radius:100px;font-size:15px;font-weight:600;text-decoration:none;display:inline-block;transition:transform .2s,box-shadow .2s}.btn-white:hover{transform:translateY(-2px);box-shadow:0 12px 32px #00000026}footer{background:var(--ink);color:var(--white);padding:4rem 5vw 2rem}.footer-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:3rem;padding-bottom:3rem;border-bottom:.5px solid rgba(255,255,255,.08)}.footer-brand .nav-logo-jp{display:block;margin-bottom:4px}.footer-brand p{font-size:13px;color:#fff6;line-height:1.8;margin-top:1rem;max-width:260px}.footer-col h5{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:#ffffff59;margin-bottom:1.25rem}.footer-col a{display:block;font-size:13px;color:#ffffff8c;text-decoration:none;margin-bottom:8px;transition:color .2s}.footer-col a:hover{color:var(--white)}.footer-bottom{max-width:1100px;margin:1.5rem auto 0;display:flex;justify-content:space-between;align-items:center}.footer-bottom span{font-size:12px;color:#ffffff40}@keyframes fadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.nav-right{display:flex;align-items:center;gap:1rem}.theme-toggle{width:36px;height:36px;border:.5px solid var(--border-mid);border-radius:50%;background:var(--white);display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer;transition:background .2s,border-color .2s,transform .2s}.theme-toggle:hover{transform:rotate(20deg);border-color:var(--red)}.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none}.hamburger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s,opacity .3s}.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.hamburger.open span:nth-child(2){opacity:0}.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-menu{display:none;position:fixed;inset:64px 0 0;background:var(--cream);z-index:99;padding:2rem 5vw;flex-direction:column;gap:0;opacity:0;transform:translateY(-8px);transition:opacity .25s,transform .25s;pointer-events:none}.mobile-menu.open{display:flex;opacity:1;transform:none;pointer-events:all}.mobile-menu a{padding:1.1rem 0;border-bottom:.5px solid var(--border);font-size:18px;font-weight:500;color:var(--ink);text-decoration:none;display:flex;align-items:center;justify-content:space-between}.mobile-menu a:after{content:"→";color:var(--ink-faint);font-size:14px}.mobile-menu a:hover{color:var(--red)}.mobile-menu .btn-primary{margin-top:2rem;text-align:center;font-size:16px}.mobile-menu .btn-primary:after{display:none}.progress-section{background:var(--ink);padding:4rem 5vw}.progress-inner{max-width:1100px;margin:0 auto}.progress-header{text-align:center;margin-bottom:3rem}.progress-header .section-title{color:var(--white)}.progress-header .section-label{color:var(--red-soft)}.progress-header .section-sub{color:#ffffff80;margin:0 auto;text-align:center}.progress-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.progress-card{background:#ffffff0a;border:.5px solid rgba(255,255,255,.08);border-radius:16px;padding:1.75rem;position:relative;overflow:hidden;cursor:pointer;transition:background .2s,transform .2s}.progress-card:hover{background:#ffffff14;transform:translateY(-3px)}.progress-jp{font-family:"Noto Serif JP",serif;font-size:42px;font-weight:600;color:var(--red-soft);line-height:1;margin-bottom:.75rem}.progress-title{font-size:14px;font-weight:600;color:var(--white);margin-bottom:8px}.progress-count{font-size:12px;color:#fff6;margin-bottom:1rem}.progress-bar-wrap{height:4px;background:#ffffff1a;border-radius:2px;overflow:hidden}.progress-bar{height:100%;background:var(--red-soft);border-radius:2px;width:0%;transition:width 1.2s cubic-bezier(.34,1.56,.64,1)}.progress-card.animated .progress-bar{width:var(--pct)}.quiz-section{background:var(--white);padding:6rem 5vw}.quiz-inner{max-width:720px;margin:0 auto}.quiz-header{text-align:center;margin-bottom:3rem}.quiz-header .section-sub{margin:0 auto;text-align:center}.quiz-box{background:var(--cream);border:.5px solid var(--border-mid);border-radius:24px;padding:2.5rem}.quiz-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.quiz-progress-txt{font-size:12px;font-weight:600;color:var(--ink-soft);letter-spacing:.08em;text-transform:uppercase}.quiz-score-pill{background:var(--gold-pale);color:var(--gold);font-size:12px;font-weight:700;padding:4px 12px;border-radius:100px;letter-spacing:.06em}.quiz-track{height:3px;background:var(--border-mid);border-radius:2px;overflow:hidden;margin-bottom:2.5rem}.quiz-track-fill{height:100%;background:var(--red);border-radius:2px;transition:width .4s ease}.quiz-question{text-align:center;margin-bottom:2.5rem}.quiz-kana{font-family:"Noto Serif JP",serif;font-size:96px;font-weight:600;color:var(--ink);line-height:1;margin-bottom:.5rem;display:block;transition:opacity .3s}.quiz-prompt{font-size:14px;color:var(--ink-soft)}.quiz-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:1.5rem}.quiz-opt{background:var(--white);border:1.5px solid var(--border-mid);border-radius:12px;padding:14px 16px;font-size:15px;font-weight:500;color:var(--ink);text-align:center;cursor:pointer;transition:all .18s}.quiz-opt:hover:not([disabled]){border-color:var(--red);color:var(--red);background:var(--red-pale)}.quiz-opt.correct{border-color:#27ae60;background:#e8f8f0;color:#1e8449}.quiz-opt.wrong{border-color:var(--red);background:var(--red-pale);color:var(--red)}.quiz-opt[disabled]{cursor:default}.quiz-feedback{text-align:center;font-size:14px;font-weight:500;min-height:20px;color:var(--ink-soft);margin-bottom:1rem;transition:opacity .2s}.quiz-feedback.correct{color:#27ae60}.quiz-feedback.wrong{color:var(--red)}.quiz-next{display:block;width:100%;background:var(--red);color:var(--white);border:none;border-radius:12px;padding:14px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s;opacity:0;pointer-events:none;transition:opacity .3s,background .2s}.quiz-next.visible{opacity:1;pointer-events:all}.quiz-next:hover{background:var(--red-soft)}.quiz-result{text-align:center;display:none}.quiz-result.show{display:block}.result-score{font-family:"Noto Serif JP",serif;font-size:72px;font-weight:600;color:var(--red);line-height:1;margin-bottom:.5rem}.result-msg{font-size:18px;font-weight:500;color:var(--ink);margin-bottom:.5rem}.result-sub{font-size:14px;color:var(--ink-soft);margin-bottom:2rem}.btn-retry{display:inline-block;background:var(--ink);color:var(--white);padding:12px 28px;border-radius:100px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:background .2s}.btn-retry:hover{background:var(--ink-mid)}.chart-tabs{display:flex;justify-content:center;gap:8px;margin-bottom:2.5rem}.chart-tab{padding:8px 24px;border-radius:100px;font-size:13px;font-weight:600;cursor:pointer;border:1.5px solid var(--border-mid);background:transparent;color:var(--ink-soft);transition:all .2s}.chart-tab.active{background:var(--red);color:var(--white);border-color:var(--red)}.char-modal-overlay{display:none;position:fixed;inset:0;background:#00000080;z-index:200;backdrop-filter:blur(4px);align-items:center;justify-content:center}.char-modal-overlay.open{display:flex}.char-modal{background:var(--cream);border:.5px solid var(--border-mid);border-radius:24px;padding:2.5rem;width:min(400px,90vw);text-align:center;position:relative;animation:popIn .3s cubic-bezier(.34,1.56,.64,1) both}@keyframes popIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.char-modal-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;background:var(--border);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;color:var(--ink-soft);border:none;transition:background .2s}.char-modal-close:hover{background:var(--red-pale);color:var(--red)}.modal-kana{font-family:"Noto Serif JP",serif;font-size:80px;font-weight:600;color:var(--red);line-height:1;margin-bottom:.5rem}.modal-romaji{font-size:22px;font-weight:600;letter-spacing:.2em;color:var(--ink);text-transform:uppercase;margin-bottom:1.5rem}.modal-stroke-info{font-size:13px;color:var(--ink-soft);background:var(--white);border:.5px solid var(--border);border-radius:12px;padding:12px 16px;margin-bottom:1rem}.modal-example{font-family:"Noto Serif JP",serif;font-size:14px;color:var(--ink-mid);margin-bottom:1.5rem;background:var(--white);border:.5px solid var(--border);border-radius:12px;padding:12px 16px}.modal-example .jp-word{font-size:24px;color:var(--ink);display:block;margin-bottom:4px}.modal-try-btn{background:var(--red);color:var(--white);border:none;border-radius:100px;padding:10px 24px;font-size:13px;font-weight:600;cursor:pointer;transition:background .2s}.modal-try-btn:hover{background:var(--red-soft)}.live-section{background:var(--gold-pale);padding:2rem 5vw;border-top:.5px solid rgba(212,160,66,.3);border-bottom:.5px solid rgba(212,160,66,.3)}[data-theme=dark] .live-section{background:#d4a04214}[data-theme=dark] .mascot-bubble{background:#1e1f24;border-color:#be342840}[data-theme=dark] .mascot-bubble span{color:var(--ink-soft)}.live-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;gap:2rem;flex-wrap:wrap}.live-badge{display:inline-flex;align-items:center;gap:8px;background:var(--gold);color:var(--white);font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:5px 12px;border-radius:100px;flex-shrink:0}.live-badge:before{content:"";width:6px;height:6px;background:var(--white);border-radius:50%;animation:pulse 1.5s infinite}.live-info{flex:1}.live-title{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:2px}.live-subtitle{font-size:13px;color:var(--ink-soft)}.countdown-wrap{display:flex;gap:12px;align-items:center}.countdown-unit{text-align:center}.countdown-num{font-family:"Noto Serif JP",serif;font-size:28px;font-weight:600;color:var(--gold);line-height:1;display:block;min-width:44px}.countdown-label{font-size:10px;color:var(--ink-faint);letter-spacing:.08em;text-transform:uppercase}.countdown-sep{font-size:22px;color:var(--gold);opacity:.5;margin-top:-8px}.live-cta{background:var(--gold);color:var(--white);padding:10px 22px;border-radius:100px;font-size:13px;font-weight:600;text-decoration:none;white-space:nowrap;transition:opacity .2s}.live-cta:hover{opacity:.85}.faq-section{background:var(--cream);padding:6rem 5vw}.faq-inner{max-width:780px;margin:0 auto}.faq-header{text-align:center;margin-bottom:3rem}.faq-header .section-sub{margin:0 auto;text-align:center}.faq-list{display:flex;flex-direction:column;gap:0}.faq-item{border-bottom:.5px solid var(--border-mid);overflow:hidden}.faq-item:first-child{border-top:.5px solid var(--border-mid)}.faq-q{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.25rem 0;cursor:pointer;font-size:15px;font-weight:500;color:var(--ink);list-style:none;user-select:none;transition:color .2s}.faq-q:hover{color:var(--red)}.faq-q .faq-icon{width:24px;height:24px;border-radius:50%;background:var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:16px;color:var(--ink-soft);transition:background .2s,transform .3s}.faq-item.open .faq-q .faq-icon{background:var(--red-pale);color:var(--red);transform:rotate(45deg)}.faq-a{font-size:14px;font-weight:300;color:var(--ink-mid);line-height:1.9;max-height:0;overflow:hidden;transition:max-height .4s cubic-bezier(.4,0,.2,1),padding .3s}.faq-item.open .faq-a{max-height:300px;padding-bottom:1.25rem}.social-bar{background:var(--white);padding:1.5rem 5vw;border-bottom:.5px solid var(--border);overflow:hidden}.social-track{display:flex;gap:4rem;animation:marquee 28s linear infinite;width:max-content}.social-bar:hover .social-track{animation-play-state:paused}.social-item{display:flex;align-items:center;gap:10px;white-space:nowrap;flex-shrink:0}.social-icon{font-size:20px}.social-text{font-size:13px;font-weight:500;color:var(--ink-mid)}.social-text strong{color:var(--ink)}@keyframes marquee{0%{transform:translate(0)}to{transform:translate(-50%)}}.kanji-quiz-section{background:var(--cream);padding:6rem 5vw}.kanji-quiz-inner{max-width:820px;margin:0 auto}.kanji-quiz-header{text-align:center;margin-bottom:3rem}.kanji-quiz-header .section-sub{margin:0 auto;text-align:center}.kq-mode-tabs{display:flex;justify-content:center;gap:8px;margin-bottom:2rem;flex-wrap:wrap}.kq-mode-tab{padding:8px 20px;border-radius:100px;font-size:13px;font-weight:600;cursor:pointer;border:1.5px solid var(--border-mid);background:transparent;color:var(--ink-soft);transition:all .2s;display:flex;align-items:center;gap:6px}.kq-mode-tab.active{background:var(--ink);color:var(--white);border-color:var(--ink)}.kq-mode-tab:hover:not(.active){border-color:var(--ink);color:var(--ink)}.kq-stats{display:flex;justify-content:center;gap:1.5rem;margin-bottom:2rem;flex-wrap:wrap}.kq-stat{display:flex;flex-direction:column;align-items:center;gap:2px;background:var(--white);border:.5px solid var(--border-mid);border-radius:12px;padding:10px 20px;min-width:80px}.kq-stat-num{font-family:"Noto Serif JP",serif;font-size:24px;font-weight:600;color:var(--ink);line-height:1}.kq-stat-num.correct{color:#27ae60}.kq-stat-num.wrong{color:var(--red)}.kq-stat-label{font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}.kq-box{background:var(--white);border:.5px solid var(--border-mid);border-radius:24px;padding:2.5rem;position:relative;overflow:hidden}.kq-box:before{content:attr(data-kanji);position:absolute;right:-20px;bottom:-30px;font-family:"Noto Serif JP",serif;font-size:160px;font-weight:600;color:#c0392b0a;line-height:1;pointer-events:none}.kq-progress-bar{height:4px;background:var(--border-mid);border-radius:2px;overflow:hidden;margin-bottom:2rem}.kq-progress-fill{height:100%;background:linear-gradient(90deg,var(--red),var(--gold));border-radius:2px;transition:width .5s ease}.kq-question-num{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);text-align:center;margin-bottom:1.5rem}.kq-card{text-align:center;margin-bottom:2rem}.kq-kanji-char{font-family:"Noto Serif JP",serif;font-size:120px;font-weight:600;color:var(--ink);line-height:1;display:block;margin-bottom:.5rem;animation:kqPop .35s cubic-bezier(.34,1.56,.64,1) both}@keyframes kqPop{0%{opacity:0;transform:scale(.75)}to{opacity:1;transform:scale(1)}}.kq-hint{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--ink-soft);background:var(--cream);border:.5px solid var(--border);border-radius:100px;padding:4px 14px;margin-bottom:.5rem}.kq-type-badge{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:4px 12px;border-radius:100px;margin-bottom:1.5rem;background:var(--red-pale);color:var(--red)}.kq-question-text{font-size:15px;font-weight:500;color:var(--ink-mid);text-align:center;margin-bottom:1.75rem}.kq-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:1.5rem}.kq-opt{background:var(--cream);border:1.5px solid var(--border-mid);border-radius:14px;padding:14px 16px;font-size:15px;font-weight:500;color:var(--ink);text-align:center;cursor:pointer;transition:all .18s;font-family:"Noto Serif JP",serif;line-height:1.4}.kq-opt:hover:not([disabled]){border-color:var(--red);color:var(--red);background:var(--red-pale);transform:translateY(-1px)}.kq-opt.correct{border-color:#27ae60!important;background:#e8f8f0!important;color:#1e8449!important}.kq-opt.wrong{border-color:var(--red)!important;background:var(--red-pale)!important;color:var(--red)!important}.kq-opt[disabled]{cursor:default;transform:none!important}.kq-feedback{text-align:center;font-size:14px;font-weight:500;min-height:22px;color:var(--ink-soft);margin-bottom:.75rem;transition:opacity .2s;line-height:1.6}.kq-feedback.correct{color:#27ae60}.kq-feedback.wrong{color:var(--red)}.kq-explain{background:var(--cream);border:.5px solid var(--border);border-radius:12px;padding:14px 18px;margin-bottom:1.25rem;display:none;animation:fadeUp .3s ease both}.kq-explain.show{display:block}.kq-explain-title{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:8px}.kq-explain-row{display:flex;gap:1.5rem;flex-wrap:wrap}.kq-explain-item{display:flex;flex-direction:column;gap:2px}.kq-explain-key{font-size:10px;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.08em}.kq-explain-val{font-family:"Noto Serif JP",serif;font-size:15px;color:var(--ink);font-weight:600}.kq-explain-val.jp{font-size:20px;color:var(--red)}.kq-next{display:block;width:100%;background:var(--ink);color:var(--white);border:none;border-radius:14px;padding:14px;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s,opacity .3s;opacity:0;pointer-events:none}.kq-next.visible{opacity:1;pointer-events:all}.kq-next:hover{background:var(--ink-mid)}.kq-result{display:none;text-align:center}.kq-result.show{display:block}.kq-result-kanji{font-family:"Noto Serif JP",serif;font-size:72px;font-weight:600;color:var(--red);line-height:1;margin-bottom:.5rem}.kq-result-score{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:.25rem}.kq-result-sub{font-size:14px;color:var(--ink-soft);margin-bottom:1.5rem}.kq-result-grade{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:6px 18px;border-radius:100px;margin-bottom:2rem}.kq-result-grade.s{background:var(--gold-pale);color:var(--gold)}.kq-result-grade.a{background:#e8f8f0;color:#27ae60}.kq-result-grade.b{background:var(--red-pale);color:var(--red)}.kq-result-grade.c{background:var(--border);color:var(--ink-soft)}.kq-review{text-align:left;margin-bottom:2rem}.kq-review-title{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:12px;text-align:center}.kq-review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px}.kq-review-item{background:var(--cream);border:.5px solid var(--border-mid);border-radius:10px;padding:10px 12px;text-align:center;position:relative}.kq-review-item.correct{border-color:#27ae60;background:#e8f8f0}.kq-review-item.wrong{border-color:var(--red);background:var(--red-pale)}.kq-review-kanji{font-family:"Noto Serif JP",serif;font-size:28px;font-weight:600;color:var(--ink);display:block;line-height:1;margin-bottom:4px}.kq-review-reading{font-size:11px;color:var(--ink-soft);display:block}.kq-review-meaning{font-size:10px;color:var(--ink-faint);display:block}.kq-review-status{position:absolute;top:6px;right:8px;font-size:12px}.kq-result-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.kq-btn-retry{background:var(--ink);color:var(--white);padding:12px 28px;border-radius:100px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:background .2s}.kq-btn-retry:hover{background:var(--ink-mid)}.kq-btn-mode{background:transparent;color:var(--ink-mid);padding:12px 22px;border-radius:100px;font-size:14px;font-weight:500;cursor:pointer;border:1.5px solid var(--border-mid);transition:all .2s}.kq-btn-mode:hover{border-color:var(--ink);color:var(--ink)}.kq-chart-section{margin-top:3rem}.kq-chart-title{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);text-align:center;margin-bottom:1rem}.kq-kanji-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:6px}.kq-kanji-cell{background:var(--cream);border:.5px solid var(--border);border-radius:10px;padding:8px 6px;text-align:center;cursor:pointer;transition:all .18s}.kq-kanji-cell:hover{background:var(--red-pale);border-color:var(--red);transform:scale(1.05)}.kq-kanji-cell .kqk-char{font-family:"Noto Serif JP",serif;font-size:22px;font-weight:600;color:var(--ink);display:block}.kq-kanji-cell:hover .kqk-char{color:var(--red)}.kq-kanji-cell .kqk-read{font-size:9px;color:var(--ink-faint);display:block;margin-top:2px}.kq-kanji-cell .kqk-mean{font-size:9px;color:var(--ink-soft);display:block}@media(max-width:600px){.kq-kanji-char{font-size:80px}.kq-options{grid-template-columns:1fr}.kq-stats{gap:.75rem}}.sticky-bar{position:fixed;bottom:0;left:0;right:0;z-index:90;background:#2d2d2d;border-top:.5px solid rgba(255,255,255,.1);padding:12px 5vw;display:flex;align-items:center;justify-content:space-between;gap:1rem;transform:translateY(100%);transition:transform .4s cubic-bezier(.34,1.56,.64,1)}.sticky-bar.show{transform:none}.sticky-bar-text{font-size:14px;font-weight:500;color:#fffc}.sticky-bar-text strong{color:var(--white)}.sticky-bar .btn-primary{padding:10px 22px;font-size:13px;white-space:nowrap}.sticky-bar-close{background:none;border:none;color:#fff6;font-size:18px;cursor:pointer;flex-shrink:0;transition:color .2s;line-height:1;min-width:32px;min-height:32px;display:inline-flex;align-items:center;justify-content:center}.sticky-bar-close:hover{color:var(--white)}.chart-section{background:var(--white)}.kana-cell{background:var(--cream)}@media(max-width:900px){.hamburger{display:flex}.nav-links{display:none!important}.nav-cta-desktop{display:none}.progress-grid{grid-template-columns:1fr 1fr}.quiz-options{grid-template-columns:1fr}.live-inner{flex-direction:column;align-items:flex-start;gap:1rem}}@media(max-width:600px){.progress-grid{grid-template-columns:1fr 1fr}.countdown-wrap{gap:8px}.countdown-num{font-size:22px;min-width:36px}}.auth-overlay{display:none;position:fixed;inset:0;background:#0000008c;z-index:500;backdrop-filter:blur(6px);align-items:center;justify-content:center;padding:1rem}.auth-overlay.open{display:flex}.auth-modal{background:var(--cream);border:.5px solid var(--border-mid);border-radius:28px;width:min(460px,100%);position:relative;overflow:hidden;animation:authPop .35s cubic-bezier(.34,1.56,.64,1) both;box-shadow:0 32px 80px #0003}@keyframes authPop{0%{opacity:0;transform:scale(.88) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}.auth-banner{background:var(--ink);padding:2rem 2.5rem 1.5rem;position:relative;overflow:hidden}.auth-banner:before{content:"日";position:absolute;right:-16px;bottom:-24px;font-family:"Noto Serif JP",serif;font-size:120px;font-weight:600;color:#ffffff0d;line-height:1}.auth-banner-logo{font-family:"Noto Serif JP",serif;font-size:20px;font-weight:600;color:var(--red-soft);letter-spacing:-.5px;margin-bottom:6px}.auth-banner-title{font-size:22px;font-weight:600;color:var(--white);line-height:1.3}.auth-banner-sub{font-size:13px;color:#ffffff80;margin-top:4px}.auth-body{padding:2rem 2.5rem 2.5rem}.auth-tabs{display:flex;background:var(--white);border:.5px solid var(--border-mid);border-radius:100px;padding:4px;margin-bottom:1.75rem}.auth-tab{flex:1;padding:8px 0;border:none;border-radius:100px;background:transparent;font-size:13px;font-weight:600;color:var(--ink-soft);cursor:pointer;transition:all .22s}.auth-tab.active{background:var(--red);color:var(--white)}.auth-form{display:flex;flex-direction:column;gap:1rem}.auth-form-panel{display:none}.auth-form-panel.active{display:flex;flex-direction:column;gap:1rem}.auth-field{display:flex;flex-direction:column;gap:6px}.auth-label{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft)}.auth-input-wrap{position:relative}.auth-input{width:100%;padding:12px 16px 12px 42px;background:var(--white);border:1.5px solid var(--border-mid);border-radius:12px;font-size:14px;font-weight:400;color:var(--ink);font-family:Outfit,sans-serif;transition:border-color .2s,box-shadow .2s;outline:none}.auth-input::placeholder{color:var(--ink-faint)}.auth-input:focus{border-color:var(--red);box-shadow:0 0 0 3px #c0392b1a}.auth-input.error{border-color:var(--red)}.auth-input-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:16px;pointer-events:none;color:var(--ink-faint)}.auth-pw-toggle{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;font-size:16px;cursor:pointer;color:var(--ink-soft);transition:color .2s;padding:4px}.auth-pw-toggle:hover{color:var(--ink)}.auth-error{font-size:12px;color:var(--red);font-weight:500;min-height:16px;display:none}.auth-error.show{display:block}.auth-submit{width:100%;background:var(--red);color:var(--white);border:none;border-radius:12px;padding:14px;font-size:14px;font-weight:600;font-family:Outfit,sans-serif;cursor:pointer;transition:background .2s,transform .15s;margin-top:4px;position:relative;overflow:hidden}.auth-submit:hover{background:var(--red-soft);transform:translateY(-1px)}.auth-submit:active{transform:translateY(0)}.auth-submit.loading{pointer-events:none;opacity:.7}.auth-divider{display:flex;align-items:center;gap:12px;margin:.25rem 0}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:.5px;background:var(--border-mid)}.auth-divider span{font-size:12px;color:var(--ink-faint);font-weight:500;white-space:nowrap}.auth-social{width:100%;background:var(--white);border:1.5px solid var(--border-mid);border-radius:12px;padding:12px;font-size:14px;font-weight:500;color:var(--ink);font-family:Outfit,sans-serif;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:border-color .2s,background .2s}.auth-social:hover{border-color:var(--ink);background:var(--cream)}.auth-social-icon{width:20px;height:20px}.auth-forgot{font-size:12px;color:var(--ink-soft);cursor:pointer;text-align:right;transition:color .2s;background:none;border:none;font-family:Outfit,sans-serif;padding:0}.auth-forgot:hover{color:var(--red)}.auth-terms{font-size:11px;color:var(--ink-faint);text-align:center;line-height:1.6}.auth-close{position:absolute;top:14px;right:14px;width:32px;height:32px;border-radius:50%;background:#ffffff1f;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;color:#ffffffb3;transition:background .2s,color .2s}.auth-close:hover{background:#ffffff38;color:var(--white)}.auth-success{display:none;text-align:center;padding:1rem 0}.auth-success.show{display:block}.auth-success-icon{font-size:48px;margin-bottom:1rem;display:block;animation:authPop .4s cubic-bezier(.34,1.56,.64,1) both}.auth-success-title{font-family:"Noto Serif JP",serif;font-size:22px;font-weight:600;color:var(--ink);margin-bottom:.5rem}.auth-success-sub{font-size:14px;color:var(--ink-soft);line-height:1.7}.nav-user{display:none;align-items:center;gap:8px;cursor:pointer;position:relative}.nav-user.visible{display:flex}.nav-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--red),var(--gold));display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:var(--white);border:2px solid var(--white);box-shadow:0 0 0 1.5px var(--red);transition:transform .2s;flex-shrink:0}.nav-user:hover .nav-avatar{transform:scale(1.06)}.nav-user-name{font-size:13px;font-weight:600;color:var(--ink);max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-dropdown{position:absolute;top:calc(100% + 12px);right:0;background:var(--cream);border:.5px solid var(--border-mid);border-radius:16px;box-shadow:0 16px 48px #0000001f;width:220px;padding:8px;display:none;z-index:200;animation:authPop .25s cubic-bezier(.34,1.56,.64,1) both}.user-dropdown.open{display:block}.user-dropdown-header{padding:10px 12px 12px;border-bottom:.5px solid var(--border);margin-bottom:6px}.user-dropdown-name{font-size:14px;font-weight:600;color:var(--ink)}.user-dropdown-email{font-size:11px;color:var(--ink-faint);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;font-size:13px;font-weight:500;color:var(--ink-mid);cursor:pointer;transition:background .18s,color .18s;border:none;background:transparent;width:100%;text-align:left;font-family:Outfit,sans-serif}.user-dropdown-item:hover{background:var(--white);color:var(--ink)}.user-dropdown-item.danger{color:var(--red)}.user-dropdown-item.danger:hover{background:var(--red-pale)}.user-dropdown-item-icon{font-size:15px;width:20px;text-align:center}.profile-bar{display:none;background:linear-gradient(135deg,var(--ink) 60%,#1a1a2e);padding:1.5rem 5vw;border-bottom:.5px solid rgba(255,255,255,.06)}.profile-bar.visible{display:block}.profile-bar-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.profile-bar-avatar{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--red),var(--gold));display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;color:var(--white);flex-shrink:0;border:2px solid rgba(255,255,255,.15)}.profile-bar-info{flex:1}.profile-bar-greeting{font-size:12px;color:#ffffff73;margin-bottom:2px;letter-spacing:.04em}.profile-bar-name{font-family:"Noto Serif JP",serif;font-size:18px;font-weight:600;color:var(--white)}.profile-bar-stats{display:flex;gap:1.5rem;flex-wrap:wrap}.profile-bar-stat{text-align:center;background:#ffffff0f;border:.5px solid rgba(255,255,255,.1);border-radius:12px;padding:8px 18px}.profile-bar-stat-num{font-family:"Noto Serif JP",serif;font-size:20px;font-weight:600;color:var(--red-soft);display:block;line-height:1}.profile-bar-stat-label{font-size:10px;color:#fff6;letter-spacing:.08em;text-transform:uppercase;margin-top:3px}.nav-login-btn{background:transparent;border:1.5px solid var(--border-mid);color:var(--ink-mid);padding:7px 18px;border-radius:100px;font-size:13px;font-weight:600;cursor:pointer;font-family:Outfit,sans-serif;transition:border-color .2s,color .2s}.nav-login-btn:hover{border-color:var(--red);color:var(--red)}@media(max-width:900px){.nav-user-name{display:none}.profile-bar-stats{gap:.75rem}.auth-body{padding:1.5rem 1.5rem 2rem}.auth-banner{padding:1.5rem}}@import url(https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@300;400;600;700&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&family=DM+Serif+Display:ital@0;1&display=swap);:root{--red: #c0392b;--red-soft: #d9534f;--red-pale: #fdf0ee;--ink: #111318;--ink-mid: #3c3f4a;--ink-soft: #6b7080;--ink-faint: #b0b5c0;--cream: #f8f7f4;--white: #ffffff;--border: rgba(17,19,24,.08);--border-mid: rgba(17,19,24,.14);--gold: #c8922a;--gold-pale: #fdf5e4;--surface: #ffffff;--nav-bg: rgba(248,247,244,.92);--radius-sm: 8px;--radius-md: 14px;--radius-lg: 22px;--radius-xl: 32px;--shadow-sm: 0 2px 8px rgba(17,19,24,.06), 0 1px 2px rgba(17,19,24,.04);--shadow-md: 0 8px 28px rgba(17,19,24,.09), 0 2px 6px rgba(17,19,24,.05);--shadow-lg: 0 20px 60px rgba(17,19,24,.12), 0 4px 12px rgba(17,19,24,.06);--shadow-red: 0 8px 32px rgba(192,57,43,.18)}[data-theme=dark]{--cream: #0f1013;--white: #18191e;--surface: #18191e;--ink: #eeedf0;--ink-mid: #c0bfc8;--ink-soft: #868594;--ink-faint: #454452;--border: rgba(255,255,255,.065);--border-mid: rgba(255,255,255,.115);--nav-bg: rgba(15,16,19,.93);--red-pale: rgba(192,57,43,.14);--gold-pale: rgba(200,146,42,.14);--shadow-sm: 0 2px 8px rgba(0,0,0,.22);--shadow-md: 0 8px 28px rgba(0,0,0,.3);--shadow-lg: 0 20px 60px rgba(0,0,0,.36)}body{font-family:DM Sans,Outfit,sans-serif;font-size:15.5px;line-height:1.72;letter-spacing:-.01em;-webkit-font-smoothing:antialiased;background:var(--cream);background-image:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(192,57,43,.06),transparent),radial-gradient(ellipse 40% 30% at 85% 60%,rgba(200,146,42,.04),transparent)}nav:not(.kn-nav):not(.kn-bottom-nav){height:66px!important;padding:0 clamp(20px,5vw,80px)!important;background:var(--nav-bg)!important;backdrop-filter:blur(20px) saturate(1.8)!important;-webkit-backdrop-filter:blur(20px) saturate(1.8)!important;border-bottom:1px solid var(--border)!important;box-shadow:0 1px #ffffff80 inset,0 1px 12px #1113180a!important;transition:background .3s ease,box-shadow .3s ease!important}.nav-logo-jp{font-family:"Noto Serif JP",serif!important;font-weight:700!important;font-size:20px!important;letter-spacing:-.5px!important;background:linear-gradient(135deg,var(--red),#9b2335)!important;-webkit-background-clip:text!important;-webkit-text-fill-color:transparent!important;background-clip:text!important}.nav-links a{font-family:DM Sans,sans-serif;font-size:13.5px;font-weight:500;letter-spacing:0;color:var(--ink-mid);position:relative}.nav-links a:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:1.5px;background:var(--red);transition:width .25s ease;border-radius:2px}.nav-links a:hover:after{width:100%}.nav-cta{background:linear-gradient(135deg,var(--red),#9b2335)!important;box-shadow:var(--shadow-red)!important;letter-spacing:.01em!important;font-weight:600!important;padding:9px 22px!important;border-radius:100px!important;transition:transform .18s ease,box-shadow .18s ease,background .18s ease!important}.nav-cta:hover{transform:translateY(-1px)!important;box-shadow:0 12px 36px #c0392b47!important;background:linear-gradient(135deg,#cc4136,var(--red))!important}.hero{min-height:100vh;padding:100px clamp(20px,5vw,80px) 60px;gap:5rem;position:relative}.hero:before{font-family:"Noto Serif JP",serif!important;font-size:520px!important;color:#c0392b09!important;right:-40px!important;bottom:-100px!important}.hero-badge{background:linear-gradient(135deg,var(--red-pale),rgba(200,146,42,.08))!important;border:1px solid rgba(192,57,43,.15)!important;color:var(--red)!important;font-family:DM Sans,sans-serif!important;font-weight:600!important;font-size:11.5px!important;letter-spacing:.12em!important;padding:7px 16px!important;border-radius:100px!important;box-shadow:0 1px 4px #c0392b1a!important}.hero-left h1{font-family:"DM Serif Display","Noto Serif JP",Georgia,serif!important;font-size:clamp(40px,5vw,68px)!important;font-weight:400!important;letter-spacing:-2px!important;line-height:1.1!important;color:var(--ink)!important}.hero-left h1 .accent{font-family:"DM Serif Display",serif!important;font-style:italic!important;background:linear-gradient(135deg,var(--red) 20%,#9b2335 80%)!important;-webkit-background-clip:text!important;-webkit-text-fill-color:transparent!important;background-clip:text!important}.hero-left h1 .sub-jp{font-family:"Noto Serif JP",serif!important;font-size:.28em!important;font-weight:300!important;color:var(--ink-faint)!important;letter-spacing:.08em!important;margin-top:6px!important;display:block!important;-webkit-text-fill-color:var(--ink-faint)!important;background:none!important;font-style:normal!important}.hero-desc{font-size:16.5px!important;line-height:1.8!important;color:var(--ink-soft)!important;max-width:460px!important;font-weight:400!important}.hero-desc strong{color:var(--ink-mid);font-weight:600}.btn-primary{background:linear-gradient(135deg,var(--red) 0%,#9b2335 100%)!important;box-shadow:var(--shadow-red)!important;font-family:DM Sans,sans-serif!important;font-weight:600!important;font-size:14.5px!important;padding:14px 30px!important;border-radius:100px!important;letter-spacing:0!important;transition:transform .18s ease,box-shadow .18s ease!important}.btn-primary:hover{transform:translateY(-2px)!important;box-shadow:0 14px 40px #c0392b4d!important;background:linear-gradient(135deg,#cc4136 0%,var(--red) 100%)!important}.btn-ghost{font-family:DM Sans,sans-serif!important;font-weight:500!important;font-size:14px!important;color:var(--ink-soft)!important;letter-spacing:0!important;gap:8px!important}.btn-ghost:hover{color:var(--red)!important}.flashcard-stack{filter:drop-shadow(0 16px 40px rgba(17,19,24,.1))}.fc-back,.fc-mid{background:var(--surface)!important;border:1px solid var(--border)!important;border-radius:20px!important}.fc-front{background:var(--white)!important;border:1px solid var(--border-mid)!important;border-radius:20px!important;box-shadow:var(--shadow-md)!important}.fc-kana{font-family:"Noto Serif JP",serif!important;font-size:80px!important;font-weight:400!important;color:var(--ink)!important;line-height:1!important}.fc-tag{font-family:DM Sans,sans-serif!important;font-size:10px!important;font-weight:600!important;letter-spacing:.14em!important;text-transform:uppercase!important;color:var(--red)!important;background:var(--red-pale)!important;padding:3px 10px!important;border-radius:100px!important;display:inline-block!important}.hero-stats{display:flex;gap:.75rem;flex-wrap:wrap;justify-content:center}.stat-pill{background:var(--white)!important;border:1px solid var(--border)!important;border-radius:var(--radius-lg)!important;padding:12px 20px!important;box-shadow:var(--shadow-sm)!important;display:flex!important;flex-direction:column!important;align-items:center!important;gap:2px!important;transition:transform .18s ease,box-shadow .18s ease!important}.stat-pill:hover{transform:translateY(-2px)!important;box-shadow:var(--shadow-md)!important}.stat-num{font-family:"DM Serif Display",serif!important;font-size:22px!important;font-weight:400!important;color:var(--ink)!important;letter-spacing:-.5px!important}.stat-label{font-family:DM Sans,sans-serif!important;font-size:11px!important;color:var(--ink-soft)!important;font-weight:500!important;letter-spacing:.02em!important}.social-bar{background:var(--white)!important;border-top:1px solid var(--border)!important;border-bottom:1px solid var(--border)!important;padding:11px 0!important}.social-item{gap:10px!important;padding:0 32px!important}.social-text{font-family:DM Sans,sans-serif!important;font-size:13px!important;color:var(--ink-soft)!important;white-space:nowrap!important}.social-text strong{color:var(--ink-mid)!important;font-weight:600!important}.section-label{font-family:DM Sans,sans-serif!important;font-size:11px!important;font-weight:700!important;letter-spacing:.18em!important;text-transform:uppercase!important;color:var(--red)!important;margin-bottom:10px!important;display:block!important}.section-title{font-family:"DM Serif Display",serif!important;font-size:clamp(28px,3.5vw,46px)!important;font-weight:400!important;letter-spacing:-1.5px!important;line-height:1.15!important;color:var(--ink)!important;margin-bottom:1rem!important}.section-sub{font-family:DM Sans,sans-serif!important;font-size:16px!important;color:var(--ink-soft)!important;line-height:1.75!important;font-weight:400!important;max-width:540px!important}.features-bg{background:var(--cream)!important;padding:96px clamp(20px,5vw,80px)!important;position:relative}.features-inner{max-width:1100px;margin:0 auto}.features-header{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:end;margin-bottom:3.5rem}.feat-card{background:var(--white)!important;border:1px solid var(--border)!important;border-radius:var(--radius-lg)!important;padding:32px 28px!important;box-shadow:var(--shadow-sm)!important;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease!important;position:relative;overflow:hidden}.feat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--red),#9b2335);opacity:0;transition:opacity .22s ease;border-radius:var(--radius-lg) var(--radius-lg) 0 0}.feat-card:hover{transform:translateY(-4px)!important;box-shadow:var(--shadow-md)!important;border-color:#c0392b26!important}.feat-card:hover:before{opacity:1}.feat-icon{font-family:"Noto Serif JP",serif!important;font-size:40px!important;font-weight:400!important;color:var(--red)!important;line-height:1!important;margin-bottom:18px!important;display:block!important}.feat-title{font-family:DM Sans,sans-serif!important;font-size:16px!important;font-weight:700!important;color:var(--ink)!important;margin-bottom:10px!important;letter-spacing:-.3px!important}.feat-desc{font-family:DM Sans,sans-serif!important;font-size:14px!important;color:var(--ink-soft)!important;line-height:1.7!important}.chart-section{background:var(--white)!important;padding:88px clamp(20px,5vw,80px)!important;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.chart-tab{font-family:DM Sans,sans-serif!important;font-size:13.5px!important;font-weight:600!important;padding:9px 24px!important;border-radius:100px!important;border:1px solid var(--border-mid)!important;background:transparent!important;color:var(--ink-soft)!important;cursor:pointer!important;transition:all .2s ease!important}.chart-tab.active{background:var(--red)!important;color:#fff!important;border-color:var(--red)!important;box-shadow:0 4px 16px #c0392b33!important}.kana-cell{border-radius:var(--radius-sm)!important;border:1px solid var(--border)!important;transition:background .15s,border-color .15s,transform .15s,box-shadow .15s!important;font-family:"Noto Serif JP",serif!important}.kana-cell:hover{background:var(--red-pale)!important;border-color:#c0392b40!important;transform:translateY(-2px) scale(1.04)!important;box-shadow:var(--shadow-sm)!important}#level{padding:88px clamp(20px,5vw,80px)!important;background:var(--cream)!important}.level-card{border:1px solid var(--border)!important;border-radius:var(--radius-xl)!important;padding:36px 28px!important;background:var(--white)!important;box-shadow:var(--shadow-sm)!important;transition:transform .22s ease,box-shadow .22s ease!important;position:relative;overflow:hidden}.level-card:not(.featured):hover{transform:translateY(-4px)!important;box-shadow:var(--shadow-md)!important}.level-card.featured{background:linear-gradient(150deg,var(--ink) 0%,#1e2030 100%)!important;border-color:#ffffff14!important;box-shadow:var(--shadow-lg)!important}.level-card.featured:hover{transform:translateY(-5px)!important;box-shadow:0 28px 72px #11131833!important}.level-badge{font-family:DM Sans,sans-serif!important;font-size:10.5px!important;font-weight:700!important;letter-spacing:.14em!important;text-transform:uppercase!important;padding:5px 14px!important;border-radius:100px!important;background:var(--red-pale)!important;color:var(--red)!important;display:inline-block!important;margin-bottom:18px!important}.level-card.featured .level-badge{background:#c0392b33!important;color:#ff9d97!important}.level-num{font-family:"DM Serif Display",serif!important;font-size:28px!important;font-weight:400!important;color:var(--ink)!important;letter-spacing:-.8px!important;margin-bottom:4px!important}.level-card.featured .level-num{color:#fff!important}.level-name{font-family:"Noto Serif JP",serif!important;font-size:12px!important;color:var(--ink-soft)!important;margin-bottom:20px!important}.level-card.featured .level-name{color:#ffffff73!important}.level-items{list-style:none!important;display:flex;flex-direction:column;gap:9px}.level-items li{font-family:DM Sans,sans-serif!important;font-size:13.5px!important;color:var(--ink-soft)!important;padding-left:20px!important;position:relative}.level-items li:before{content:"→";position:absolute;left:0;color:var(--red);font-size:12px}.level-card.featured .level-items li{color:#ffffffa6!important}.level-card.featured .level-items li:before{color:#ff9d97}.instructor-section{background:var(--white)!important;padding:88px clamp(20px,5vw,80px)!important;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.instructor-card{background:var(--cream)!important;border:1px solid var(--border)!important;border-radius:var(--radius-xl)!important;padding:36px 32px!important;box-shadow:var(--shadow-md)!important;text-align:center!important}.avatar{font-family:DM Sans,sans-serif!important;font-weight:700!important;font-size:22px!important;letter-spacing:.05em!important;background:linear-gradient(135deg,var(--red),#9b2335)!important;color:#fff!important;width:80px!important;height:80px!important;border-radius:50%!important;display:flex!important;align-items:center!important;justify-content:center!important;margin:0 auto 16px!important;box-shadow:0 6px 20px #c0392b40!important}.instructor-name{font-family:"DM Serif Display",serif!important;font-size:22px!important;font-weight:400!important;letter-spacing:-.5px!important;color:var(--ink)!important}.instructor-title{font-family:DM Sans,sans-serif!important;font-size:13px!important;color:var(--ink-soft)!important;margin-top:4px!important;margin-bottom:16px!important}.tag{font-family:DM Sans,sans-serif!important;font-size:11px!important;font-weight:600!important;padding:4px 12px!important;border-radius:100px!important;border:1px solid var(--border-mid)!important;color:var(--ink-mid)!important;background:var(--white)!important;letter-spacing:.02em!important}.instructor-quote{font-family:"Noto Serif JP",serif!important;font-size:13px!important;line-height:1.8!important;color:var(--ink-soft)!important;font-style:italic!important;border-top:1px solid var(--border)!important;padding-top:16px!important;margin-top:16px!important}.cert-item{background:var(--cream)!important;border:1px solid var(--border)!important;border-radius:var(--radius-md)!important;padding:16px 20px!important;display:flex!important;align-items:center!important;gap:16px!important;transition:transform .18s ease,box-shadow .18s ease!important}.cert-item:hover{transform:translate(4px)!important;box-shadow:var(--shadow-sm)!important}.cert-icon{font-family:"Noto Serif JP",serif!important;font-size:20px!important;font-weight:600!important;color:var(--red)!important;width:44px!important;height:44px!important;min-width:44px!important;border-radius:var(--radius-sm)!important;background:var(--red-pale)!important;display:flex!important;align-items:center!important;justify-content:center!important}.cert-text{font-family:DM Sans,sans-serif!important;font-size:14px!important;font-weight:600!important;color:var(--ink)!important}.cert-sub{font-family:DM Sans,sans-serif!important;font-size:12px!important;color:var(--ink-soft)!important}.testi-section{background:var(--cream)!important;padding:88px clamp(20px,5vw,80px)!important}.testi-card{background:var(--white)!important;border:1px solid var(--border)!important;border-radius:var(--radius-xl)!important;padding:32px 28px!important;box-shadow:var(--shadow-sm)!important;transition:transform .22s ease,box-shadow .22s ease!important}.testi-card:hover{transform:translateY(-4px)!important;box-shadow:var(--shadow-md)!important}.testi-stars{font-size:14px!important;color:var(--gold)!important;letter-spacing:2px!important;margin-bottom:16px!important}.testi-text{font-family:DM Sans,sans-serif!important;font-size:14.5px!important;line-height:1.78!important;color:var(--ink-mid)!important;font-style:italic!important;margin-bottom:20px!important}.testi-avatar{font-family:DM Sans,sans-serif!important;font-weight:700!important;font-size:13px!important;width:40px!important;height:40px!important;border-radius:50%!important;background:linear-gradient(135deg,var(--red-pale),var(--gold-pale))!important;color:var(--red)!important;display:flex!important;align-items:center!important;justify-content:center!important;border:1px solid rgba(192,57,43,.15)!important}.testi-name{font-family:DM Sans,sans-serif!important;font-size:14px!important;font-weight:700!important;color:var(--ink)!important}.testi-role{font-family:DM Sans,sans-serif!important;font-size:12px!important;color:var(--ink-soft)!important}.progress-section{background:var(--white)!important;padding:88px clamp(20px,5vw,80px)!important;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.progress-card{background:var(--cream)!important;border:1px solid var(--border)!important;border-radius:var(--radius-lg)!important;padding:28px 24px!important;transition:transform .2s ease,box-shadow .2s ease!important}.progress-card:hover{transform:translateY(-3px)!important;box-shadow:var(--shadow-sm)!important}.progress-jp{font-family:"Noto Serif JP",serif!important;font-size:36px!important;color:var(--red)!important;margin-bottom:12px!important;opacity:.8!important}.progress-title{font-family:DM Sans,sans-serif!important;font-weight:700!important;font-size:15px!important;color:var(--ink)!important;margin-bottom:4px!important}.progress-count{font-family:DM Sans,sans-serif!important;font-size:12.5px!important;color:var(--ink-soft)!important;margin-bottom:16px!important}.progress-bar-wrap{background:var(--border)!important;border-radius:100px!important;height:5px!important;overflow:hidden}.progress-bar{height:100%!important;border-radius:100px!important;background:linear-gradient(90deg,var(--red),#9b2335)!important;width:var(--pct)!important;box-shadow:0 0 8px #c0392b4d!important}.quiz-section,.kanji-quiz-section{padding:88px clamp(20px,5vw,80px)!important}.quiz-box,.kq-box{background:var(--white)!important;border:1px solid var(--border)!important;border-radius:var(--radius-xl)!important;box-shadow:var(--shadow-md)!important;padding:36px 32px!important;max-width:640px!important;margin:0 auto!important}.quiz-kana,.kq-kanji-char{font-family:"Noto Serif JP",serif!important;color:var(--ink)!important}.quiz-next,.kq-next{background:linear-gradient(135deg,var(--red),#9b2335)!important;border:none!important;border-radius:100px!important;font-family:DM Sans,sans-serif!important;font-weight:600!important;box-shadow:var(--shadow-red)!important;transition:transform .18s ease,box-shadow .18s ease!important}.quiz-next:hover,.kq-next:hover{transform:translateY(-2px)!important;box-shadow:0 12px 32px #c0392b47!important}.faq-section{background:var(--white)!important;padding:88px clamp(20px,5vw,80px)!important;border-top:1px solid var(--border)}.faq-item{border-bottom:1px solid var(--border)!important;padding:20px 0!important;transition:background .15s!important}.faq-q{font-family:DM Sans,sans-serif!important;font-size:15.5px!important;font-weight:600!important;color:var(--ink)!important;cursor:pointer!important;display:flex!important;justify-content:space-between!important;align-items:center!important;gap:1rem!important;line-height:1.5!important;padding-right:4px!important}.faq-icon{font-size:18px!important;font-weight:300!important;color:var(--red)!important;flex-shrink:0!important;transition:transform .2s ease!important}.faq-a{font-family:DM Sans,sans-serif!important;font-size:14.5px!important;color:var(--ink-soft)!important;line-height:1.78!important;padding-top:12px!important}.cta-section{background:linear-gradient(150deg,var(--ink) 0%,#1e2030 60%,#0f0f15 100%)!important;padding:100px clamp(20px,5vw,80px)!important;text-align:center!important;position:relative;overflow:hidden}.cta-section:before{content:"語";position:absolute;font-family:"Noto Serif JP",serif;font-size:400px;color:#ffffff08;top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;line-height:1}.cta-section .section-title{color:#fff!important;font-family:"DM Serif Display",serif!important;font-size:clamp(32px,4vw,56px)!important;font-style:italic!important}.cta-section .section-sub{color:#ffffff80!important;margin:0 auto 2.5rem!important}.btn-white{font-family:DM Sans,sans-serif!important;font-weight:700!important;font-size:15px!important;background:#fff!important;color:#be3428!important;padding:16px 40px!important;border-radius:100px!important;border:none!important;transition:transform .18s ease,box-shadow .18s ease!important;box-shadow:0 8px 32px #0000004d!important;display:inline-block!important;text-decoration:none!important}.btn-white:hover{transform:translateY(-2px)!important;box-shadow:0 16px 48px #0006!important}footer{background:var(--ink)!important;color:#ffffff8c!important;padding:64px clamp(20px,5vw,80px) 0!important}.footer-inner{display:grid!important;grid-template-columns:2fr 1fr 1fr 1fr!important;gap:3rem!important;padding-bottom:48px!important;border-bottom:1px solid rgba(255,255,255,.08)!important}.footer-brand p{font-family:DM Sans,sans-serif!important;font-size:13.5px!important;line-height:1.72!important;color:#ffffff6b!important;margin-top:14px!important;max-width:260px!important}.footer-col h5{font-family:DM Sans,sans-serif!important;font-size:11px!important;font-weight:700!important;letter-spacing:.16em!important;text-transform:uppercase!important;color:#ffffff59!important;margin-bottom:16px!important}.footer-col a{font-family:DM Sans,sans-serif!important;font-size:13.5px!important;color:#ffffff80!important;text-decoration:none!important;display:block!important;margin-bottom:10px!important;transition:color .18s ease!important}.footer-col a:hover{color:#ffffffe0!important}.footer-bottom{padding:20px 0!important;display:flex!important;justify-content:space-between!important;align-items:center!important;font-family:DM Sans,sans-serif!important;font-size:12px!important;color:#ffffff4d!important;flex-wrap:wrap!important;gap:8px!important}.sticky-bar{background:#2d2d2d!important;border-top:1px solid rgba(255,255,255,.08)!important;box-shadow:0 -8px 32px #00000026!important}.sticky-bar-text{font-family:DM Sans,sans-serif!important;font-size:14px!important;color:#ffffffbf!important}.sticky-bar-text strong{color:#fff!important;font-weight:700!important}.live-section{background:var(--white)!important;border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:16px clamp(20px,5vw,80px)!important}.live-badge{font-family:DM Sans,sans-serif!important;font-size:10px!important;font-weight:700!important;letter-spacing:.14em!important;text-transform:uppercase!important;background:#e8453a!important;color:#fff!important;padding:4px 10px!important;border-radius:100px!important;animation:pulse-live 1.5s ease infinite!important}@keyframes pulse-live{0%,to{box-shadow:0 0 #e8453a66}50%{box-shadow:0 0 0 6px #e8453a00}}.live-title{font-family:DM Sans,sans-serif!important;font-size:14px!important;font-weight:700!important;color:var(--ink)!important}.live-subtitle{font-family:DM Sans,sans-serif!important;font-size:12px!important;color:var(--ink-soft)!important}.auth-modal{border-radius:var(--radius-xl)!important;box-shadow:var(--shadow-lg)!important;overflow:hidden;border:1px solid var(--border)}.auth-banner{background:linear-gradient(150deg,var(--ink),#1e2030)!important}.auth-banner-logo{font-family:"Noto Serif JP",serif!important;font-weight:700!important}.auth-banner-title{font-family:"DM Serif Display",serif!important;font-weight:400!important;font-style:italic!important;font-size:24px!important;color:#fff!important}.mobile-menu{background:var(--cream)!important;border-bottom:1px solid var(--border)!important;box-shadow:0 8px 32px #1113181a!important}.mobile-link{font-family:DM Sans,sans-serif!important;font-weight:500!important;font-size:16px!important;color:var(--ink-mid)!important;border-bottom:1px solid var(--border)!important}.profile-bar{background:var(--white)!important;border-bottom:1px solid var(--border)!important;box-shadow:var(--shadow-sm)!important}@media(max-width:900px){.hero{grid-template-columns:1fr!important;padding-top:90px!important;gap:3rem!important;min-height:auto!important;padding-bottom:60px!important}.hero-right{order:1!important}.mascot-img{width:clamp(200px,55vw,300px)!important}.mascot-bubble--top{right:-10px}.mascot-bubble--bottom{left:-10px}.features-header{grid-template-columns:1fr!important;gap:1rem!important}.footer-inner{grid-template-columns:1fr 1fr!important;gap:2rem!important}.footer-brand{grid-column:1 / -1!important}}@media(max-width:600px){.cute-clock{display:none!important}.hero-left h1{letter-spacing:-1px!important}.section-title{letter-spacing:-.8px!important}.footer-inner{grid-template-columns:1fr!important}}.hero .btn-ghost{background:transparent!important;color:#ede7da!important;border:1px solid rgba(237,231,218,.34)!important}.hero .btn-ghost:hover{background:#ede7da1a!important;border-color:#ede7da8c!important}.reveal{opacity:1;transform:none}.js .reveal{opacity:1!important;transform:none!important}.js .reveal.visible{opacity:1;transform:none}::selection{background:#c0392b2e;color:var(--ink)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--cream)}::-webkit-scrollbar-thumb{background:var(--border-mid);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--ink-faint)}:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:4px}html{scroll-padding-top:80px}:root{--red: #e95f78;--red-soft: #ff7f96;--red-pale: #ffe8ef;--ink: #232336;--ink-mid: #4f5367;--ink-soft: #777d92;--ink-faint: #b9bfd0;--cream: #fff8f3;--white: #ffffff;--border: rgba(71,73,103,.1);--border-mid: rgba(71,73,103,.18);--gold: #d8a339;--gold-pale: #fff2c8;--mint: #8bd8c2;--sky: #8ec9ff;--sakura: #ffb7c8;--surface: #fffdfb;--nav-bg: rgba(255,248,243,.9);--radius-sm: 8px;--radius-md: 8px;--radius-lg: 8px;--radius-xl: 8px;--shadow-sm: 0 4px 16px rgba(62,70,104,.08);--shadow-md: 0 10px 30px rgba(62,70,104,.12);--shadow-lg: 0 24px 70px rgba(62,70,104,.16);--shadow-red: 0 10px 28px rgba(233,95,120,.24)}[data-theme=dark]{--red: #ff8da2;--red-soft: #ffadc0;--red-pale: rgba(255,141,162,.16);--ink: #f7f1f5;--ink-mid: #d6d1df;--ink-soft: #a7a4b7;--ink-faint: #5d596d;--cream: #14131c;--white: #1f1e2a;--surface: #222130;--border: rgba(255,255,255,.08);--border-mid: rgba(255,255,255,.15);--gold-pale: rgba(216,163,57,.14);--nav-bg: rgba(20,19,28,.91)}body{background:linear-gradient(135deg,rgba(255,183,200,.2) 0 12%,transparent 12% 100%),linear-gradient(45deg,rgba(142,201,255,.14) 0 10%,transparent 10% 100%),repeating-linear-gradient(90deg,rgba(233,95,120,.035) 0 1px,transparent 1px 64px),repeating-linear-gradient(0deg,rgba(142,201,255,.04) 0 1px,transparent 1px 64px),var(--cream)!important}nav:not(.kn-nav):not(.kn-bottom-nav){border-bottom:1px solid rgba(233,95,120,.16)!important}.nav-logo-jp{background:linear-gradient(135deg,#e95f78,#6a72ff)!important;-webkit-background-clip:text!important;background-clip:text!important}.nav-cta,.btn-primary{background:linear-gradient(135deg,#e95f78,#ff8fab)!important;color:#fff!important}.hero{min-height:calc(100vh - 32px)!important;grid-template-columns:minmax(0,.96fr) minmax(360px,.9fr)!important;align-items:center!important;isolation:isolate}.hero:before{content:"ねこ先生"!important;right:clamp(-80px,-4vw,-24px)!important;bottom:-52px!important;font-size:clamp(96px,17vw,230px)!important;color:#e95f7812!important;writing-mode:vertical-rl}.hero:after{content:"";position:absolute;inset:84px 5vw auto auto;width:min(42vw,520px);height:74%;border:1px solid rgba(233,95,120,.14);background:linear-gradient(90deg,#ffffffad,#ffffff2e),repeating-linear-gradient(135deg,rgba(233,95,120,.08) 0 1px,transparent 1px 16px);border-radius:8px;transform:rotate(1.5deg);z-index:-1}.hero-badge{background:#fff!important;border:1px solid rgba(233,95,120,.24)!important;box-shadow:0 8px 22px #e95f781f!important}.hero-badge:before{background:var(--mint)!important}.cute-clock{width:min(100%,340px);display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:center;margin:-.3rem 0 1.25rem;padding:10px 12px;border-radius:8px;background:linear-gradient(#fff,#fff) padding-box,linear-gradient(135deg,#ffb7c8,#8ec9ff,#ffdf75) border-box;border:1px solid transparent;box-shadow:0 12px 28px #e95f7824;animation:fadeUp .6s .05s ease both}.cat-clock{position:relative;margin-top:0;border-radius:18px 18px 12px 12px;background:radial-gradient(circle at 18% 18%,rgba(255,255,255,.92),transparent 24%),linear-gradient(#fff7fb,#fff) padding-box,linear-gradient(135deg,#ff9fbd,#ffd36b,#8ec9ff) border-box;border-width:2px;box-shadow:0 16px 34px #e95f782e,0 0 0 5px #ffffff75}.cat-clock:after{content:"にゃん";position:absolute;right:12px;top:-10px;padding:2px 8px;border-radius:999px;background:#252525;color:#ffdf75;font-size:10px;font-weight:900;letter-spacing:.06em}.cat-ear{position:absolute;top:-12px;width:28px;height:28px;background:linear-gradient(135deg,#ff9fbd 0 48%,#ffe1ea 49% 100%);border:2px solid rgba(233,95,120,.34);transform:rotate(45deg);z-index:-1}.cat-ear-left{left:22px}.cat-ear-right{left:64px}.cute-clock-face{min-width:132px;display:grid;grid-template-columns:auto 1fr;gap:2px 8px;align-items:center;padding:9px 10px;border-radius:8px;background:linear-gradient(135deg,#fff3f7,#eef8ff);border:1px solid rgba(233,95,120,.16)}.cat-clock .cute-clock-face{background:linear-gradient(135deg,#fff0f6,#fff9e8);border-color:#e95f783d}.cute-clock-mark{grid-row:span 2;display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:#ffb606;color:#252525;font-family:"Noto Serif JP",serif;font-weight:800}.cat-face{position:relative;background:#252525;color:#ffdf75;font-size:18px}.cute-clock strong{font-variant-numeric:tabular-nums;font-size:22px;line-height:1;color:#252525;letter-spacing:0}.cat-clock .cute-clock strong{color:#2f2a32}.cute-clock-face span:last-child{font-size:10px;font-weight:900;letter-spacing:.1em;color:#be345a}.cute-clock-meta{display:grid;gap:2px;min-width:0}.cute-clock-meta span{color:var(--ink);font-size:13px;font-weight:800}.cat-clock .cute-clock-meta span:before{content:"🐾 "}.cute-clock-meta small{color:var(--ink-soft);font-size:12px;line-height:1.35}.hero-left h1{font-family:"Noto Serif JP","DM Serif Display",serif!important;letter-spacing:0!important}.hero-left h1 .accent{background:linear-gradient(100deg,#e95f78,#6a72ff 78%)!important;-webkit-background-clip:text!important;background-clip:text!important;font-style:normal!important}.hero-left h1 .sub-jp{color:#7f88a6!important;letter-spacing:0!important;font-size:.31em!important}.hero-desc{color:var(--ink-mid)!important;max-width:520px!important}.anime-photo-frame{width:min(100%,480px);padding:10px;background:linear-gradient(#fff,#fff) padding-box,linear-gradient(135deg,#ffb7c8,#8ec9ff,#8bd8c2) border-box;border:2px solid transparent;border-radius:8px;box-shadow:var(--shadow-lg),0 0 0 8px #ffffff80}.mascot-img{width:min(100%,440px)!important;aspect-ratio:4 / 5!important;object-fit:cover!important;object-position:center!important;border-radius:6px!important;filter:saturate(1.04) contrast(1.02) drop-shadow(0 22px 34px rgba(233,95,120,.18))!important;animation:mascotFloat 5s ease-in-out infinite!important}@media(prefers-reduced-motion:reduce){.mascot-img{animation:none!important}}.photo-ribbon{position:absolute;top:22px;left:-14px;z-index:3;padding:7px 14px;border-radius:8px;background:linear-gradient(135deg,#232336,#4b4b78);color:#fff;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;box-shadow:var(--shadow-md)}.mascot-bubble{border-radius:8px!important;border:1px solid rgba(233,95,120,.2)!important;color:#d94f6b!important;box-shadow:var(--shadow-md)!important}.mascot-bubble--top{top:70px!important;right:-42px!important}.mascot-bubble--bottom{left:-44px!important;bottom:92px!important}.study-mini-card{position:absolute;right:-22px;bottom:24px;z-index:3;display:grid;gap:2px;min-width:150px;padding:12px 14px;border-radius:8px;background:#ffffffeb;border:1px solid rgba(142,201,255,.42);box-shadow:var(--shadow-md)}.study-mini-card span{font-family:"Noto Serif JP",serif;font-size:12px;color:var(--ink-soft)}.study-mini-card strong{font-size:14px;color:var(--ink)}.stat-pill,.feat-card,.level-card,.instructor-card,.auth-modal,.kana-cell{border-radius:8px!important}.features-bg,#level{background:linear-gradient(180deg,#ffffff6b,#fff8f3d1),var(--cream)!important}.features-grid{background:transparent!important;gap:14px!important;border:0!important}.feat-card{border-color:#e95f781f!important}.feat-icon{color:#e95f78!important;background:#ffe8ef!important}.level-card.featured{background:linear-gradient(150deg,#34324e,#232336 62%,#3d3250)!important}.section-label{color:#e95f78!important}::selection{background:#ffb7c88c!important}@media(max-width:900px){.hero{grid-template-columns:1fr!important;text-align:center}.hero-desc,.hero-actions,.cute-clock{margin-left:auto!important;margin-right:auto!important;justify-content:center!important}.hero:after{display:none}.hero-right{order:1!important}.anime-photo-frame{width:min(88vw,390px)}.mascot-img{width:100%!important}.mascot-bubble--top{right:8px!important;top:42px!important}.mascot-bubble--bottom{left:8px!important;bottom:70px!important}.study-mini-card{right:16px;bottom:14px}}@media(max-width:600px){.hero-actions{flex-direction:column;align-items:stretch}.btn-primary,.btn-ghost{justify-content:center}.cute-clock{grid-template-columns:1fr;width:min(100%,310px);text-align:center}.cute-clock-face{justify-content:center}.photo-ribbon{left:8px;top:16px}.mascot-bubble{font-size:12px!important;padding:7px 10px!important}.mascot-bubble span{font-size:10px!important}.mascot-bubble--top{top:34px!important;right:10px!important}.mascot-bubble--bottom{left:10px!important;bottom:78px!important}.study-mini-card{min-width:132px;right:12px;bottom:12px;padding:10px 12px}}.study-tools-section{background:var(--cream);padding:96px 5vw}.study-tools-inner{width:min(1120px,100%);margin:0 auto}.study-tools-header{text-align:center;max-width:680px;margin:0 auto 2.5rem}.study-tools-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.study-tool-card{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:22px;box-shadow:0 14px 40px #0f0f120d;min-height:330px}.tool-card-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:18px}.tool-icon{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;background:var(--red-pale);color:var(--red);font-family:"Noto Serif JP",serif;font-size:22px;flex:0 0 auto}.tool-card-head h3{font-size:18px;line-height:1.25;color:var(--ink);margin-bottom:4px}.tool-card-head p,.sentence-note,.srs-progress{font-size:13px;color:var(--ink-soft);line-height:1.6}.plan-controls,.sentence-builder{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.plan-controls label{display:grid;gap:8px;font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--ink-mid)}.study-tool-card select,.study-tool-card input[type=search]{width:100%;min-height:44px;border:1px solid var(--border-mid);border-radius:8px;background:var(--surface);color:var(--ink);padding:0 12px;font:inherit}.study-tool-card input[type=range]{accent-color:var(--red)}#studyMinutesLabel{font-size:13px;color:var(--red);font-weight:700}.plan-output,.sentence-output{border-radius:8px;background:var(--red-pale);color:var(--ink);padding:14px;margin-top:16px;font-size:14px;line-height:1.7}.plan-output ul{margin-left:18px}.tool-action,.srs-actions button{min-height:42px;border:0;border-radius:8px;background:var(--red);color:var(--white);padding:0 16px;font-weight:700;margin-top:16px;cursor:pointer}.tool-action.saved{background:#27ae60}.mini-vocab-results{display:grid;gap:10px;margin-top:14px}.mini-vocab-item{display:grid;gap:2px;padding:12px;border:1px solid var(--border);border-radius:8px;background:var(--cream)}.mini-vocab-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.mini-vocab-speak{width:32px;height:32px;border:1px solid var(--border);border-radius:8px;background:var(--white);color:var(--red);cursor:pointer}.mini-vocab-speak:hover{background:var(--red-pale)}.mini-vocab-item strong{font-family:"Noto Serif JP",serif;font-size:20px;color:var(--ink)}.mini-vocab-item span{font-size:13px;color:var(--ink-soft)}.vocab-full-link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;color:var(--red);font-size:12px;font-weight:700;text-decoration:none}.vocab-full-link:hover{text-decoration:underline}.sentence-output{font-family:"Noto Serif JP",serif;font-size:clamp(24px,3vw,34px);text-align:center}.sentence-note{margin-top:10px}.srs-card{min-height:150px;display:grid;place-items:center;gap:8px;border:1px solid var(--border-mid);border-radius:8px;background:linear-gradient(180deg,var(--white),var(--cream));cursor:pointer;text-align:center}.srs-card span{display:block;font-family:"Noto Serif JP",serif;font-size:clamp(56px,8vw,82px);line-height:1;color:var(--red)}.srs-card small{color:var(--ink-soft)}.srs-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.srs-actions button:first-child{background:var(--ink-mid)}.srs-progress{margin-top:12px;text-align:center}.daily-mission-section{background:linear-gradient(180deg,#ffffffb8,#fff7fbe6),var(--cream);padding:56px 5vw}.daily-mission-inner{width:min(1120px,100%);margin:0 auto;display:grid;grid-template-columns:minmax(0,.9fr) minmax(360px,1fr);gap:28px;align-items:center}.daily-mission-copy h2{font-family:"Noto Serif JP",serif;font-size:clamp(28px,3vw,42px);line-height:1.18;color:var(--ink);margin:8px 0 12px}.daily-mission-copy p{max-width:560px;color:var(--ink-mid);line-height:1.8}.daily-mission-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.daily-mission-actions a,.mission-links a{display:inline-flex;align-items:center;justify-content:center;min-height:40px;border-radius:8px;padding:0 14px;font-size:13px;font-weight:800;text-decoration:none}.daily-mission-actions a:first-child,.mission-links a:first-child{background:var(--red);color:var(--white)}.daily-mission-actions a:last-child,.mission-links a:not(:first-child){border:1px solid var(--border-mid);color:var(--ink-mid);background:var(--white)}.daily-mission-card{position:relative;border-radius:8px;border:1px solid rgba(233,95,120,.16);background:var(--white);box-shadow:0 18px 44px #0f0f1214;padding:22px;overflow:hidden}.daily-mission-card:before{content:"学";position:absolute;right:-20px;bottom:-52px;font-family:"Noto Serif JP",serif;font-size:150px;color:#e95f7812;line-height:1}.mission-top,.mission-progress,.mission-links{position:relative;z-index:1}.mission-top{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:16px}.mission-top span{display:block;color:var(--ink-soft);font-family:"Noto Serif JP",serif;font-size:13px}.mission-top strong{display:block;color:var(--ink);font-size:24px;line-height:1.1}.mission-top select{min-width:92px;min-height:40px;border-radius:8px;border:1px solid var(--border-mid);background:var(--cream);color:var(--ink);padding:0 10px;font-weight:800}.mission-progress{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;margin-bottom:16px}.mission-progress-bar{height:10px;border-radius:999px;background:var(--cream);overflow:hidden}.mission-progress-bar span{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,#e95f78,#ffb606);transition:width .25s ease}.mission-progress b{color:var(--ink-soft);font-size:12px}.mission-list{position:relative;z-index:1;display:grid;gap:10px}.mission-item{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:start;border:1px solid var(--border);border-radius:8px;background:var(--cream);padding:12px}.mission-item input{width:18px;height:18px;margin-top:2px;accent-color:var(--red)}.mission-item b{display:block;color:var(--ink);font-size:14px}.mission-item span{display:block;color:var(--ink-soft);font-size:12px;line-height:1.45}.mission-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}@media(max-width:900px){.study-tools-section{padding:72px 5vw}.study-tools-grid,.daily-mission-inner{grid-template-columns:1fr}}@media(max-width:600px){.study-tool-card{padding:18px}.plan-controls,.sentence-builder{grid-template-columns:1fr}.tool-card-head{align-items:center}.daily-mission-section{padding:48px 5vw}.mission-top,.mission-progress{grid-template-columns:1fr;display:grid}.mission-top select{width:100%}}.lms-features-section{background:linear-gradient(180deg,var(--cream),var(--white));padding:96px 5vw}.lms-features-inner{width:min(1180px,100%);margin:0 auto}.lms-features-header{text-align:center;max-width:760px;margin:0 auto 2.25rem}.lms-feature-detail-link,.lms-feature-card a{display:inline-flex;align-items:center;justify-content:center;min-height:36px;width:fit-content;border-radius:4px;background:var(--red);color:#252525;padding:0 12px;font-size:12px;font-weight:900}.lms-feature-detail-link{margin:1.1rem auto 0}.lms-feature-card a{margin-top:auto}.lms-feature-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:1.25rem}.lms-feature-summary div{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:1rem;text-align:center;box-shadow:0 12px 28px #0f0f120d}.lms-feature-summary strong{display:block;color:var(--red);font-size:28px;line-height:1}.lms-feature-summary span{display:block;margin-top:6px;color:var(--ink-soft);font-size:12px;font-weight:700}.lms-feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.lms-feature-card{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:1.35rem;min-height:206px;box-shadow:0 18px 48px #0f0f120f;display:grid;align-content:start;gap:.75rem}.lms-feature-card:hover{border-color:#ffb6066b;box-shadow:var(--shadow-md);transform:translateY(-2px)}.lms-feature-icon{width:42px;height:42px;border-radius:8px;display:grid;place-items:center;background:var(--red);color:#252525;font-size:13px;font-weight:900}.lms-feature-card h3{font-size:17px;line-height:1.3;color:var(--ink)}.lms-feature-card p{font-size:14px;line-height:1.65;color:var(--ink-soft)}@media(max-width:1000px){.lms-feature-summary,.lms-feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:720px){.lms-features-section{padding:72px 5vw}.lms-feature-summary,.lms-feature-grid{grid-template-columns:1fr}}