/* base.css */:root{color-scheme:light;--background:#f7f6f3;--background-warm:#fbfaf7;--card:#ffffff;--card-soft:#fffdf8;--text:#111827;--text-soft:#374151;--muted:#6b7280;--muted-2:#9ca3af;--border:rgba(17,24,39,.07);--border-strong:rgba(17,24,39,.12);--primary:#0f766e;--primary-dark:#0b5f58;--primary-soft:#e7f4f1;--danger:#d9482b;--danger-soft:#fff0eb;--success:#4f9b6e;--success-soft:#edf8f1;--warning:#b7791f;--warning-soft:#fff7df;--gold:#c49a45;--radius:16px;--radius-sm:12px;--shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.06);--shadow-hover:0 2px 4px rgba(0,0,0,.05),0 14px 34px rgba(0,0,0,.08);--spacing:24px;--section-gap:24px;--card-padding:24px;--dashboard-card-height:148px;--dashboard-panel-min-height:220px;--motion-fast:160ms ease;--motion:220ms ease;--font-japanese:"Noto Sans JP","Hiragino Sans","Yu Gothic","Meiryo",sans-serif}*{box-sizing:border-box}html{min-height:100%;background:var(--background)}body{display:flex;flex-direction:column;margin:0;min-height:100vh;font-family:Inter,Manrope,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at top left,rgba(15,118,110,.08),transparent 32rem),linear-gradient(180deg,var(--background-warm),var(--background));color:var(--text);line-height:1.5;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}.site-footer{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;justify-content:stretch;gap:18px;min-height:40px;padding:8px 18px;border-top:1px solid var(--border);background:rgba(255,255,255,.9);backdrop-filter:blur(14px);color:var(--muted);font-size:12px;font-weight:750;line-height:1.3;white-space:nowrap;overflow-x:auto}.footer-left,.footer-center,.footer-right{display:flex;align-items:center;gap:10px}.footer-center{justify-content:center}.footer-right{justify-content:flex-end}.site-footer a{color:var(--primary-dark);font-weight:850}a{color:var(--primary-dark);text-decoration:none}a,button,input,textarea{transition:border-color var(--motion-fast),box-shadow var(--motion-fast),background var(--motion-fast),color var(--motion-fast),transform var(--motion-fast),opacity var(--motion-fast)}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(15,118,110,.25);outline-offset:3px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;padding:0 32px;border-bottom:1px solid var(--border);background:rgba(255,255,255,.78);backdrop-filter:blur(14px);position:sticky;top:0;z-index:10}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:850;letter-spacing:0;font-size:17px}.brand::before{content:"日";display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:var(--primary);color:white;box-shadow:0 8px 20px rgba(15,118,110,.24);font-family:var(--font-japanese);font-weight:600}.nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-left:auto}.nav a,.link-button{min-height:38px;display:inline-flex;align-items:center;justify-content:center;padding:0 12px;border-radius:999px;border:1px solid transparent;font:inherit;font-size:14px;font-weight:700;color:var(--muted);background:transparent;cursor:pointer}.nav a:hover,.link-button:hover{color:var(--text);background:rgba(17,24,39,.045);transform:translateY(-1px)}.nav a.active,.nav-primary,.nav-primary.active{color:var(--primary-dark) !important;background:var(--primary-soft);border-color:rgba(15,118,110,.12);box-shadow:inset 0 0 0 1px rgba(15,118,110,.06)}.theme-toggle{min-height:24px;padding:0 8px;border:1px solid rgba(15,118,110,.16);border-radius:999px;background:var(--primary-soft);color:var(--primary-dark);font:inherit;font-size:10px;font-weight:900;line-height:1;cursor:pointer}.theme-toggle:hover{transform:translateY(-1px);box-shadow:var(--shadow)}.theme-toggle[aria-pressed="true"]{background:var(--text);border-color:var(--text);color:white}.page{width:min(1120px,calc(100% - 36px));flex:1 0 auto;margin:0 auto;padding:44px 0 72px}.hero{min-height:calc(100vh - 140px);display:grid;align-items:center;padding-bottom:8vh}.hero h1,.dashboard-head h1,.panel h1,.auth-panel h1,.quiz h1,.result h1{margin:0;max-width:820px;font-size:clamp(34px,5.4vw,68px);line-height:.98;letter-spacing:0;font-weight:850}.quiz h1{font-family:var(--font-japanese);font-size:clamp(46px,8vw,86px);line-height:1.08;font-weight:600}.hero-copy{max-width:650px;color:var(--muted);font-size:clamp(18px,2vw,21px);line-height:1.65}.eyebrow,.mode-label{margin:0 0 12px;color:var(--danger);font-weight:850;text-transform:uppercase;font-size:12px;letter-spacing:.08em}.mode-label{width:min(760px,100%);margin:34px auto -10px}.quiz-question{text-align:center;margin-inline:auto;overflow-wrap:anywhere;word-break:normal;text-wrap:balance}.quiz-question.translation-question{max-width:680px;font-family:Inter,Manrope,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:clamp(28px,4.4vw,48px);line-height:1.16;font-weight:850}.quiz-question.japanese-question{max-width:760px;font-weight:600}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.actions.centered{justify-content:center}.button,.small-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:var(--radius-sm);border:1px solid var(--border);font:inherit;font-weight:800;cursor:pointer;box-shadow:0 1px 1px rgba(0,0,0,.03)}.button.primary,.small-button{background:var(--primary);border-color:var(--primary);color:white}.button.primary:hover,.small-button:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(15,118,110,.18)}.button.secondary{background:rgba(255,255,255,.82);color:var(--text)}.button.secondary:hover{background:white;border-color:var(--border-strong);transform:translateY(-1px);box-shadow:var(--shadow)}.button:active,.small-button:active{transform:scale(.98)}.button:disabled,.small-button:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}.small-button{min-height:38px;padding:0 14px;font-size:14px}.small-button.danger{background:var(--danger-soft);border-color:rgba(217,72,43,.22);color:var(--danger)}.small-button.danger:hover{background:#ffe5dc;border-color:rgba(217,72,43,.32);color:#ad321d;box-shadow:0 10px 22px rgba(217,72,43,.12)}.landing-page{display:grid;gap:46px}.landing-hero{display:grid;grid-template-columns:minmax(0,.95fr) minmax(460px,1.05fr);gap:42px;align-items:center;min-height:calc(100vh - 168px);padding:28px 0}.landing-hero .eyebrow{color:var(--danger)}.landing-hero h1{max-width:560px;margin:0;font-size:clamp(42px,5.2vw,66px);line-height:1.05;font-weight:900}.landing-hero .hero-copy{max-width:500px;margin:20px 0 0;color:var(--text-soft);font-size:19px;line-height:1.75}.landing-actions{margin-top:26px}.landing-actions .button{min-width:184px}.landing-feature-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;max-width:520px;margin-top:34px}.landing-feature-row span{display:grid;justify-items:center;gap:10px;color:var(--text);text-align:center;font-size:13px;font-weight:850;line-height:1.35}.landing-feature-row i,.landing-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--primary-soft);color:var(--primary);font-style:normal;font-weight:900;box-shadow:inset 0 0 0 1px rgba(15,118,110,.08)}.landing-hero-visual{position:relative;min-height:560px}.landing-quiz-preview{position:absolute;left:0;top:66px;z-index:2;width:min(390px,72%);padding:24px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.96);box-shadow:0 2px 6px rgba(0,0,0,.05),0 20px 48px rgba(0,0,0,.09)}.landing-quiz-preview .quiz-status-bar{gap:10px;margin-bottom:20px;padding:10px}.landing-quiz-preview .quiz-status-main{gap:7px;min-width:0}.landing-quiz-preview .quiz-status-main span,.landing-quiz-preview .quiz-status-main strong,.landing-quiz-preview .quiz-limit-count{min-height:28px;font-size:12px}.landing-quiz-preview .quiz-status-main span{padding:0 9px}.landing-quiz-preview .quiz-limit-status{grid-template-columns:minmax(60px,130px) auto;gap:8px;min-width:0}.landing-quiz-preview .quiz-limit-track{height:7px}.landing-quiz-preview .quiz-limit-count{min-width:52px;padding:0 8px}.preview-topline,.progress-preview-head{display:flex;align-items:center;justify-content:space-between;gap:14px}.preview-topline strong,.progress-preview-head h3{margin:0;font-size:17px;font-weight:900}.preview-topline span,.preview-topline i{color:var(--muted);font-style:normal;font-weight:850}.mini-progress{height:5px;margin:14px 0 20px;overflow:hidden;border-radius:999px;background:rgba(17,24,39,.08)}.mini-progress span{display:block;width:32%;height:100%;border-radius:inherit;background:var(--primary)}.preview-chip{display:inline-flex;min-height:24px;align-items:center;padding:0 10px;border-radius:999px;background:var(--primary-soft);color:var(--primary-dark);font-size:12px;font-weight:850}.preview-chip.purple{background:#efe9ff;color:#6d4fc2}.preview-prompt{margin:14px 0 6px;color:var(--text-soft);font-size:13px;font-weight:750}.landing-quiz-preview h2,.demo-quiz h3{margin:0 0 18px;font-family:var(--font-japanese);color:var(--text);font-size:46px;line-height:1.08;font-weight:600}.landing-answer-list{display:grid;gap:10px}.landing-answer-list button{display:flex;align-items:center;gap:10px;min-height:42px;padding:0 14px;border:1px solid var(--border);border-radius:10px;background:white;color:var(--text);font:inherit;font-size:14px;font-weight:800;cursor:default}.landing-answer-list button span{width:16px;height:16px;border:1px solid var(--border-strong);border-radius:50%}.landing-answer-list button.selected{border-color:var(--primary);background:#f2fbf8;box-shadow:inset 0 0 0 1px rgba(15,118,110,.18)}.landing-answer-list button.selected span{border-color:var(--primary);background:radial-gradient(circle,var(--primary) 42%,transparent 45%)}.landing-toast{position:absolute;left:0;right:-52px;bottom:-58px;display:flex;align-items:center;gap:10px;min-height:58px;padding:12px 18px;border:1px solid var(--border);border-radius:var(--radius-sm);background:white;color:var(--text-soft);box-shadow:var(--shadow);font-weight:750}.landing-toast span,.demo-result span,.landing-bottom-cta li span{display:grid;place-items:center;width:26px;height:26px;flex:0 0 auto;border-radius:50%;background:rgba(15,118,110,.14);color:var(--primary);font-weight:900}.landing-mascot{display:block;max-width:100%;aspect-ratio:500 / 800;height:auto;object-fit:contain}.page-mascot{position:absolute;z-index:1;display:block;max-width:none;aspect-ratio:500 / 800;height:auto;object-fit:contain;pointer-events:none;user-select:none}.mascot-scene{position:relative;isolation:isolate;overflow:visible}.hero-mascot{position:absolute;left:min(250px,46%);top:-30px;z-index:1;width:min(468px,86%)}.landing-section{position:relative;z-index:2;display:grid;gap:22px}.landing-section h2{margin:0;text-align:center;color:var(--text);font-size:clamp(26px,3vw,34px);line-height:1.18;font-weight:900}.why-grid,.how-grid,.demo-grid{display:grid;gap:18px}.why-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.how-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.demo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.landing-card{border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.93);box-shadow:var(--shadow);transition:transform var(--motion-fast),box-shadow var(--motion-fast),border-color var(--motion-fast)}.landing-card:hover{transform:translateY(-2px);border-color:var(--border-strong);box-shadow:var(--shadow-hover)}.why-card{min-height:252px;padding:24px}.why-card h3,.how-card h3{margin:18px 0 10px;color:var(--text);font-size:19px;line-height:1.22;font-weight:900}.why-card p,.how-card p{margin:0;color:var(--text-soft);font-size:15px;line-height:1.65}.exam-card{display:grid;grid-template-columns:minmax(260px,.85fr) minmax(0,1.15fr);gap:26px;align-items:start;padding:28px;background:linear-gradient(135deg,rgba(15,118,110,.075),transparent 42%),rgba(255,255,255,.93)}.exam-card h2{margin:14px 0 0;text-align:left}.exam-copy{display:grid;gap:12px}.exam-copy p{margin:0;color:var(--text-soft);font-size:16px;line-height:1.7}.how-card{position:relative;display:grid;align-content:space-between;min-height:258px;padding:20px}.how-card:not(:last-child)::after{content:"→";position:absolute;top:50%;right:-18px;z-index:2;color:rgba(15,118,110,.34);font-size:30px;font-weight:900;transform:translateY(-50%)}.step-head{display:grid;grid-template-columns:48px 1fr;gap:14px}.step-head>span{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--primary-soft);color:var(--primary);font-size:18px;font-weight:900}.step-head h3{margin-top:0}.how-card img{width:100%;height:200px;object-fit:contain;object-position:center bottom;margin-top:16px;border-top:1px solid var(--border);padding-top:14px}.demo-quiz{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(170px,.7fr);gap:22px;padding:28px}.demo-quiz>.preview-chip,.demo-quiz>.preview-prompt,.demo-quiz>h3,.demo-quiz>.landing-answer-list{grid-column:1}.landing-answer-list.compact{gap:8px}.demo-result{grid-column:2;grid-row:1 / span 4;display:grid;align-content:center;justify-items:start;gap:10px;padding:22px;border-radius:var(--radius-sm);background:linear-gradient(180deg,#ffffff,var(--success-soft))}.demo-result strong{color:var(--text);font-size:19px}.demo-result p{margin:0;color:var(--text-soft);font-weight:750}.demo-result .small-button{justify-self:end;width:46px;min-height:42px;margin-top:18px}.demo-progress{padding:28px}.progress-preview-head span{min-height:34px;padding:7px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-soft);font-weight:850}.progress-preview-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:26px}.progress-preview-stats div{display:grid;gap:4px}.progress-preview-stats span{color:var(--muted);font-size:13px;font-weight:750}.progress-preview-stats strong{color:var(--text);font-size:30px;line-height:1.1;font-weight:900}.mini-chart{display:grid;grid-template-columns:repeat(8,1fr);align-items:end;gap:10px;height:138px;margin-top:28px;padding:18px 18px 0;border-radius:var(--radius-sm);background:linear-gradient(180deg,rgba(231,244,241,.25),rgba(231,244,241,.75))}.mini-chart span{height:var(--h);border-radius:999px 999px 0 0;background:linear-gradient(180deg,var(--primary),rgba(15,118,110,.22))}.landing-bottom-cta{display:grid;grid-template-columns:minmax(260px,.9fr) minmax(260px,1fr) minmax(260px,.9fr);gap:28px;align-items:center;padding:22px 34px;border:1px solid rgba(15,118,110,.12);border-radius:var(--radius);background:linear-gradient(90deg,rgba(231,244,241,.78),rgba(255,255,255,.92));box-shadow:var(--shadow);overflow:hidden}.bottom-mascot-wrap{display:flex;align-items:end;gap:18px}.bottom-mascot{width:128px;margin-bottom:-24px}.speech-bubble{max-width:190px;padding:18px 20px;border-radius:var(--radius-sm);background:white;color:var(--text);font-weight:900;box-shadow:var(--shadow)}.landing-bottom-cta ul{display:grid;gap:10px;margin:0;padding:0;list-style:none}.landing-bottom-cta li{display:flex;align-items:center;gap:10px;color:var(--text-soft);font-weight:750}.landing-bottom-cta li span{width:22px;height:22px;font-size:13px}.bottom-cta-actions{display:grid;gap:12px;justify-items:stretch}.bottom-cta-actions .button{min-height:54px}.bottom-cta-actions p{margin:0;color:var(--muted);text-align:center;font-size:14px}.auth-panel,.panel,.quiz,.result,.split article,.card{background:rgba(255,255,255,.92);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.auth-panel,.panel,.quiz,.result{max-width:760px;margin:34px auto;padding:34px}.form{display:grid;gap:18px;margin-top:26px}label{display:grid;gap:8px;color:var(--text-soft);font-weight:750;font-size:14px}.form-checkbox{display:flex;align-items:flex-start;gap:10px;margin:2px 0 4px;color:var(--text-soft);font-size:14px;font-weight:700;line-height:1.5}.form-checkbox input{width:18px;min-width:18px;height:18px;min-height:18px;margin:2px 0 0;accent-color:var(--primary);cursor:pointer;box-shadow:none}.form-checkbox span{display:block}.form-checkbox a{color:var(--primary-dark);font-weight:850;text-decoration:underline;text-underline-offset:3px}.form-checkbox a:hover{color:var(--primary)}input,textarea{width:100%;border:1px solid var(--border);border-radius:var(--radius-sm);background:white;padding:0 15px;font:inherit;color:var(--text);box-shadow:inset 0 1px 1px rgba(0,0,0,.02)}input{min-height:48px}textarea{padding-block:13px;resize:vertical}input:hover,textarea:hover,input:focus,textarea:focus{border-color:rgba(15,118,110,.3)}.muted{color:var(--muted)}
/* training.css */.quiz-status-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:28px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:linear-gradient(180deg,rgba(255,255,255,.94),rgba(251,250,247,.9))}.quiz-status-main{display:flex;align-items:center;gap:10px;min-width:max-content}.quiz-status-main span,.quiz-status-main strong,.quiz-limit-count{display:inline-flex;align-items:center;min-height:30px;border-radius:999px;font-size:13px;font-weight:900}.quiz-status-main span{padding:0 11px;background:var(--primary-soft);color:var(--primary-dark)}.quiz-status-main strong{color:var(--text)}.quiz-limit-status{display:grid;grid-template-columns:minmax(120px,220px) auto;align-items:center;gap:12px;min-width:260px}.quiz-limit-track{height:8px;overflow:hidden;border-radius:999px;background:rgba(17,24,39,.08)}.quiz-limit-track span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),#62b59b);transition:width var(--motion)}.quiz-limit-status.unlimited .quiz-limit-track span{width:100% !important;background:linear-gradient(90deg,var(--primary),var(--success))}.quiz-limit-count{justify-content:center;min-width:62px;padding:0 10px;border:1px solid rgba(15,118,110,.14);background:var(--primary-soft);color:var(--primary-dark)}.limit-card-scene{max-width:680px;margin:34px auto}.limit-card{position:relative;z-index:2;max-width:680px;margin:0 auto;padding:34px;border:1px solid rgba(15,118,110,.12);border-radius:var(--radius);background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(255,255,255,.9)),radial-gradient(circle at top right,rgba(15,118,110,.1),transparent 18rem);box-shadow:var(--shadow);text-align:center}.limit-card-mascot{right:-330px;top:-42px;width:320px;opacity:.9}.limit-completion{display:grid;justify-items:center;gap:10px;margin-bottom:18px}.limit-completion span{display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:var(--primary-soft);color:var(--primary);font-size:28px;font-weight:900;box-shadow:inset 0 0 0 1px rgba(15,118,110,.1)}.limit-completion p{margin:0;color:var(--primary-dark);font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.limit-card h1{max-width:560px;margin:0 auto;color:var(--text);font-size:clamp(32px,4.4vw,48px);line-height:1.08;font-weight:900}.limit-subtitle{max-width:540px;margin:16px auto 0;color:var(--text-soft);font-size:17px;line-height:1.65}.limit-summary{display:grid;gap:10px;margin-top:26px;padding:18px;border:1px solid var(--border);border-radius:var(--radius-sm);background:rgba(255,255,255,.72);text-align:left}.limit-summary strong{color:var(--text);font-size:14px;font-weight:900}.limit-summary div{display:flex;align-items:center;gap:10px;color:var(--text-soft);font-weight:800}.limit-summary span,.limit-premium-note span{display:grid;place-items:center;width:24px;height:24px;flex:0 0 auto;border-radius:50%;background:rgba(15,118,110,.14);color:var(--primary);font-size:13px;font-weight:900}.limit-countdown{display:grid;gap:6px;margin-top:16px;padding:18px;border:1px solid rgba(15,118,110,.12);border-radius:var(--radius-sm);background:var(--primary-soft);text-align:left}.limit-countdown strong{color:var(--primary-dark);font-size:16px;font-weight:900}.limit-countdown span{color:var(--muted);font-size:13px;font-weight:750}.limit-premium-note{display:flex;gap:12px;align-items:flex-start;margin-top:16px;padding:16px;border:1px solid var(--border);border-radius:var(--radius-sm);background:rgba(255,255,255,.68);text-align:left}.limit-premium-note p{margin:0;color:var(--text-soft);font-weight:750;line-height:1.55}.limit-actions{justify-content:center;margin-top:24px}.flash-stack{display:grid;gap:10px;margin-bottom:20px}.flash{padding:13px 15px;border-radius:var(--radius-sm);background:var(--card);border:1px solid var(--border);box-shadow:0 1px 2px rgba(0,0,0,.03)}.flash.error{border-color:rgba(217,72,43,.26);background:var(--danger-soft);color:#9a2c18}.flash.success{border-color:rgba(79,155,110,.26);background:var(--success-soft);color:#276646}.flash.warning{border-color:rgba(183,121,31,.28);background:var(--warning-soft);color:#7a4c0d}
/* dashboard.css */.dashboard-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:26px}.dashboard-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(360px,.9fr);align-items:stretch;margin-bottom:var(--section-gap);padding:30px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.92);box-shadow:var(--shadow)}.dashboard-hero-main{display:grid;gap:14px}.dashboard-hero .eyebrow{margin-bottom:0;color:var(--primary-dark)}.dashboard-hero h1{font-size:clamp(38px,5vw,64px)}.hero-subtitle{margin:0;color:var(--muted);font-size:18px;font-weight:750}.hero-level-selector{display:inline-flex;align-items:center;gap:8px;width:fit-content;margin-top:4px;padding:8px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.72)}.hero-level-notice{display:inline-flex;align-items:center;gap:8px;margin:-2px 0 0;color:var(--muted);font-size:13px;font-weight:750;line-height:1.4}.hero-level-form{margin:0}.hero-level-option{min-width:54px;min-height:40px;display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:999px;padding:0 14px;background:transparent;color:var(--muted);font:inherit;font-size:14px;font-weight:850;cursor:pointer}.hero-level-option:hover{background:rgba(17,24,39,.045);color:var(--text);transform:translateY(-1px)}.hero-level-option.active{background:var(--primary);border-color:var(--primary);color:white;box-shadow:0 8px 18px rgba(15,118,110,.18)}.hero-level-option.locked{cursor:pointer;color:var(--muted-2);background:rgba(17,24,39,.035);border-color:rgba(17,24,39,.05)}.hero-level-option.locked:hover,.hero-level-option.locked:focus-visible{color:var(--primary-dark);background:var(--primary-soft)}.lock-mark{font-size:12px;line-height:1}.level-divider{width:1px;height:28px;margin:0 2px;background:var(--border-strong)}.hero-action-area{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:16px;align-items:stretch}.hero-action-card{min-width:0;display:grid;align-content:start;gap:10px;padding:20px;border:1px solid rgba(15,118,110,.12);border-radius:var(--radius);background:rgba(255,255,255,.86);box-shadow:0 1px 2px rgba(0,0,0,.03);transition:transform var(--motion-fast),box-shadow var(--motion-fast),border-color var(--motion-fast),background var(--motion-fast)}.hero-action-card:hover{transform:translateY(-2px);border-color:var(--border-strong);box-shadow:var(--shadow-hover)}.training-action-card{padding:24px;background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(239,249,246,.92))}.review-action-card{background:linear-gradient(180deg,rgba(255,255,255,.9),rgba(255,253,248,.9))}.hero-panel-title{display:inline-flex;align-items:center;gap:9px;margin:0;color:var(--primary-dark);font-weight:850}.hero-action-card strong{display:block;color:var(--text);font-size:clamp(30px,3.4vw,42px);line-height:1;font-weight:850}.review-action-card strong{font-size:clamp(26px,2.8vw,34px)}.hero-action-card span{display:block;color:var(--muted);font-size:13px;font-weight:750}.hero-action-card p:not(.hero-panel-title){margin:0;color:var(--muted);font-size:13px;font-weight:750;line-height:1.45}.hero-action-card .button{width:100%;min-width:0;min-height:48px;margin-top:8px;text-align:center}.training-action-card .button{min-height:52px}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:18px 0}.card{min-height:128px;padding:22px;animation:card-in .32s ease both;transition:transform var(--motion-fast),box-shadow var(--motion-fast),border-color var(--motion-fast),background var(--motion-fast)}.card:hover,.split article:hover,.panel:hover,.quiz:hover{border-color:var(--border-strong);box-shadow:var(--shadow-hover)}.card:hover{transform:translateY(-2px)}.card span{display:block;color:var(--muted);font-size:13px;font-weight:750;margin-bottom:12px}.card strong{display:block;color:var(--text);font-size:clamp(26px,3vw,34px);line-height:1.05;font-weight:850}.card small{display:block;margin-top:12px;color:var(--muted-2);font-size:12px;font-weight:750}.settings-profile-grid{grid-template-columns:minmax(0,1fr)}.settings-email-card{min-height:auto}.settings-email-card strong{font-size:clamp(20px,2.4vw,28px);overflow-wrap:anywhere;word-break:normal}.settings-page{display:grid;gap:30px;width:min(1160px,100%);margin:0 auto}.settings-head{display:grid;gap:8px}.settings-head .eyebrow{margin:0;color:var(--primary-dark)}.settings-head h1{margin:0;color:var(--text);font-size:clamp(34px,4vw,52px);line-height:1.08;font-weight:900}.settings-section{display:grid;gap:14px}.settings-section h2{margin:0;color:var(--text);font-size:23px;line-height:1.2;font-weight:900}.settings-section-heading{display:grid;gap:6px}.settings-section-heading p{margin:0;color:var(--muted);font-weight:750}.settings-grid{display:grid;gap:var(--section-gap)}.settings-grid.two-columns{grid-template-columns:repeat(2,minmax(0,1fr))}.settings-card{min-width:0;padding:24px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.92);box-shadow:var(--shadow)}.settings-card h3{margin:0;color:var(--text);font-size:21px;line-height:1.25;font-weight:900}.settings-card p{margin:10px 0 0;color:var(--text-soft);line-height:1.6}.settings-label{display:block;margin-bottom:10px;color:var(--muted);font-size:13px;font-weight:800}.settings-email-card strong{display:block;color:var(--text)}.premium-settings-card{display:grid;align-content:space-between;gap:18px}.premium-settings-card .button{justify-self:start}.settings-form{max-width:620px}.settings-form .button,.settings-form .small-button{justify-self:start}.danger-settings-section{padding:22px;border:1px solid rgba(217,72,43,.16);border-radius:var(--radius);background:rgba(255,240,235,.34)}.danger-settings-card{background:rgba(255,255,255,.82);border-color:rgba(217,72,43,.18)}.danger-settings-card form:not(.form){margin-top:18px}.danger-outline{background:white;border-color:rgba(217,72,43,.38);color:var(--danger)}.danger-outline:hover{background:var(--danger-soft);border-color:rgba(217,72,43,.5);color:#ad321d;box-shadow:0 10px 22px rgba(217,72,43,.1)}.critical-action{justify-self:start}.confirm-dialog{width:min(460px,calc(100% - 32px));border:1px solid var(--border);border-radius:var(--radius);padding:0;background:white;box-shadow:0 24px 70px rgba(17,24,39,.18);color:var(--text)}.confirm-dialog::backdrop{background:rgba(17,24,39,.28);backdrop-filter:blur(4px)}.confirm-dialog form{padding:24px}.confirm-dialog h2{margin:0;font-size:24px;line-height:1.2;font-weight:900}.confirm-dialog p{margin:12px 0 0;color:var(--text-soft);line-height:1.6}.dialog-actions{justify-content:flex-end}.blog-page,.blog-post{width:min(1040px,100%);margin:0 auto}.blog-head{display:grid;gap:10px;margin-bottom:24px}.blog-head .eyebrow{margin:0;color:var(--primary-dark)}.blog-head h1,.blog-post-head h1{margin:0;color:var(--text);font-size:clamp(34px,4.6vw,58px);line-height:1.08;font-weight:900}.blog-head p,.blog-post-head p{max-width:720px;margin:0;color:var(--text-soft);font-size:18px;line-height:1.65}.blog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-flow:row;gap:var(--section-gap)}.blog-card{display:flex;min-height:340px;flex-direction:column;padding:24px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.92);box-shadow:var(--shadow);color:var(--text);transition:transform var(--motion-fast),box-shadow var(--motion-fast),border-color var(--motion-fast)}.blog-card:hover{transform:translateY(-2px);border-color:var(--border-strong);box-shadow:var(--shadow-hover)}.blog-card-image{width:100%;aspect-ratio:16 / 9;margin-bottom:16px;border-radius:var(--radius-sm);object-fit:cover;box-shadow:inset 0 0 0 1px var(--border)}.blog-card time,.blog-post-head time{color:var(--muted);font-size:13px;font-weight:800}.blog-post-meta{display:flex;flex-wrap:wrap;gap:8px 14px;color:var(--muted);font-size:13px;font-weight:800}.blog-card h2{margin:0 0 6px;font-size:23px;line-height:1.2;font-weight:900}.blog-card p{margin:0;color:var(--muted);font-size:15px;line-height:1.5}.blog-card time{margin-top:auto;padding-top:16px}.blog-post{max-width:860px}.blog-post-head{display:grid;gap:12px;margin-bottom:24px}.blog-back-link{width:fit-content;color:var(--primary-dark);font-weight:850}.blog-hero-image{display:block;width:100%;max-height:430px;object-fit:cover;border:1px solid var(--border);border-radius:var(--radius);background:white;box-shadow:var(--shadow)}.blog-toc{margin-top:24px;padding:22px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.9);box-shadow:var(--shadow)}.blog-toc h2{margin:0 0 12px;font-size:20px}.blog-toc ol{display:grid;gap:8px;margin:0;padding-left:22px}.blog-toc a{font-weight:800}.blog-post-body{display:grid;gap:28px;margin-top:30px}.blog-post-body section{scroll-margin-top:100px}.blog-post-body h2{margin:0 0 12px;font-size:29px;line-height:1.2}.blog-post-body h3{margin:24px 0 10px;color:var(--text);font-size:22px;line-height:1.25}.blog-post-body p{margin:0 0 16px;color:var(--text-soft);font-size:18px;line-height:1.75}.blog-post-body ul,.blog-post-body ol{display:grid;gap:8px;margin:0 0 18px;padding-left:24px;color:var(--text-soft);font-size:18px;line-height:1.65}.blog-post-body blockquote{margin:16px 0;padding:16px 18px;border-left:4px solid var(--primary);border-radius:var(--radius-sm);background:rgba(15,118,110,.07);color:var(--text)}.blog-post-body blockquote p{margin:0}.blog-post-body a{font-weight:850}.blog-table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.92);box-shadow:var(--shadow)}.blog-vocabulary-table{width:100%;min-width:620px;border-collapse:collapse}.blog-vocabulary-table th,.blog-vocabulary-table td{padding:12px 14px;border-bottom:1px solid var(--border);color:var(--text-soft);font-size:16px;line-height:1.45;text-align:left;vertical-align:top}.blog-vocabulary-table th{position:sticky;top:0;background:var(--primary-soft);color:var(--primary-dark);font-weight:900}.blog-vocabulary-table tr:last-child td{border-bottom:0}.blog-vocabulary-table td:first-child{color:var(--text);font-family:var(--font-japanese);font-weight:600}.blog-faq,.blog-related,.blog-cta{padding:22px;border:1px solid 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var(--border);border-radius:999px;background:rgba(255,255,255,.82);color:var(--text-soft);font:inherit;font-size:14px;font-weight:900;cursor:pointer}.tool-level-button:hover:not(:disabled){transform:translateY(-1px);border-color:rgba(15,118,110,.24);background:var(--primary-soft);color:var(--primary-dark)}.tool-level-button.active{border-color:var(--primary);background:var(--primary);color:white;box-shadow:0 8px 20px rgba(15,118,110,.16)}.tool-level-button.locked{cursor:not-allowed;opacity:.72}.tool-level-button span{color:var(--muted);font-size:11px;font-weight:850}.kanji-reading-test [data-next-question]{display:flex;width:fit-content;margin:0 auto}.how-many-words-test [data-next-question]{display:flex;width:fit-content;margin:0 auto}.tool-quiz-card,.tool-seo-content,.tool-faq{padding:28px}.tool-quiz-start h2,.tool-question h2,.tool-result h2,.tool-seo-content h2,.tool-faq h2{margin:0 0 12px;color:var(--text);font-size:28px;line-height:1.2;font-weight:900}.tool-quiz-start 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0;padding:14px 16px;border-radius:var(--radius-sm);font-weight:800;line-height:1.55}.tool-feedback.is-correct{background:var(--success-soft);color:#2d6f49}.tool-feedback.is-wrong{background:var(--danger-soft);color:#9f321f}.tool-score-ring{width:fit-content;display:grid;gap:4px;margin:0;padding:18px 22px;border:1px solid rgba(15,118,110,.14);border-radius:var(--radius);background:var(--primary-soft);color:var(--primary-dark)}.tool-score-ring strong{font-size:42px;line-height:1;font-weight:900}.tool-score-ring span{font-size:13px;font-weight:900}.tool-result-summary{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:16px 0}.tool-result-actions{justify-content:flex-end;margin:0}.tool-result-actions .button{width:auto;min-width:190px}.tool-mistakes{margin:18px 0}.tool-mistakes h3{margin:0 0 12px;font-size:20px}.tool-mistakes ul{display:grid;gap:10px;margin:0;padding:0;list-style:none}.tool-mistakes li{display:grid;gap:4px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:rgba(255,255,255,.76)}.tool-mistakes strong{color:var(--text);font-family:var(--font-japanese);font-size:20px;font-weight:600}.tool-mistakes span,.tool-mistakes small{color:var(--muted);font-weight:750}.tool-result-cta{padding:16px;border-radius:var(--radius-sm);background:rgba(15,118,110,.07)}.tool-estimate{display:grid;gap:6px;margin:12px 0 16px;padding:16px;border:1px solid rgba(15,118,110,.14);border-radius:var(--radius-sm);background:var(--primary-soft);color:var(--primary-dark)}.tool-estimate strong{font-size:24px;line-height:1.15}.tool-estimate span,.tool-disclaimer,.tool-level-breakdown p{color:var(--text-soft);font-weight:750}.tool-disclaimer{margin:0 0 18px}.tool-level-breakdown{display:grid;gap:12px;margin:18px 0}.tool-level-breakdown h3{margin:0;color:var(--text);font-size:20px}.tool-seo-content{display:grid;gap:8px}.tool-seo-content h2:not(:first-child){margin-top:16px}.tool-faq details{border-top:1px solid var(--border);padding:14px 0}.tool-faq details:first-of-type{border-top:0}.tool-faq summary{cursor:pointer;color:var(--text);font-size:17px;font-weight:900}.help-page{display:grid;gap:34px;width:min(1120px,100%);margin:0 auto}.help-hero-scene,.help-contact-scene{width:100%}.help-hero{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 120px;gap:28px;align-items:center;padding:34px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.92);box-shadow:var(--shadow)}.help-hero-mascot{right:-280px;top:-42px;width:320px;opacity:.9}.help-hero .eyebrow{margin:0 0 10px;color:var(--primary-dark)}.help-hero h1{margin:0;color:var(--text);font-size:clamp(34px,4.6vw,58px);line-height:1.08;font-weight:900}.help-hero p:not(.eyebrow){max-width:680px;margin:14px 0 0;color:var(--text-soft);font-size:18px;line-height:1.65}.help-hero-mark{display:grid;place-items:center;width:96px;height:96px;justify-self:end;border-radius:32px;background:var(--primary-soft);color:var(--primary);font-size:52px;font-weight:900;box-shadow:inset 0 0 0 1px rgba(15,118,110,.08)}.help-section{display:grid;gap:18px}.help-section>h2{margin:0;color:var(--text);font-size:28px;line-height:1.2;font-weight:900}.help-feature-grid,.help-topic-grid{display:grid;gap:var(--section-gap)}.help-feature-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.help-topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.help-card{min-width:0;padding:24px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.92);box-shadow:var(--shadow);transition:transform var(--motion-fast),box-shadow var(--motion-fast),border-color var(--motion-fast)}.help-card:hover{transform:translateY(-2px);border-color:var(--border-strong);box-shadow:var(--shadow-hover)}.help-feature-card span{display:grid;place-items:center;width:46px;height:46px;margin-bottom:16px;border-radius:50%;background:var(--primary-soft);color:var(--primary);font-weight:900}.help-card h2,.help-card h3{margin:0;color:var(--text);font-size:21px;line-height:1.25;font-weight:900}.help-card p{margin:12px 0 0;color:var(--text-soft);line-height:1.68}.help-topic-card .button{margin-top:18px}.legal-topic-grid{grid-template-columns:minmax(0,1fr)}.legal-card p{white-space:pre-line}.faq-list{display:grid;gap:10px}.faq-item{border:1px solid var(--border);border-radius:var(--radius-sm);background:rgba(255,255,255,.9);box-shadow:0 1px 2px rgba(0,0,0,.03)}.faq-item summary{cursor:pointer;padding:18px 20px;color:var(--text);font-weight:900}.faq-item summary:hover{color:var(--primary-dark)}.faq-item summary:focus-visible{outline:3px solid rgba(15,118,110,.25);outline-offset:3px;border-radius:var(--radius-sm)}.faq-item p{margin:0;padding:0 20px 18px;color:var(--text-soft);line-height:1.65}.help-contact-section{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,.85fr) minmax(360px,1fr);gap:var(--section-gap);padding:28px;border:1px solid rgba(15,118,110,.12);border-radius:var(--radius);background:linear-gradient(90deg,rgba(231,244,241,.62),rgba(255,255,255,.92));box-shadow:var(--shadow)}.help-contact-mascot{right:-56px;top:42px;width:150px;opacity:.16}.help-contact-copy .eyebrow{margin:0 0 10px;color:var(--primary-dark)}.help-contact-copy h2{margin:0;color:var(--text);font-size:30px;line-height:1.15;font-weight:900}.help-contact-copy p{margin:12px 0 0;color:var(--text-soft);line-height:1.65}.contact-facts{display:grid;gap:12px;margin-top:22px}.contact-facts div{display:grid;gap:4px;padding:14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:rgba(255,255,255,.72)}.contact-facts span{color:var(--muted);font-size:12px;font-weight:850;text-transform:uppercase}.contact-facts a,.contact-facts strong{color:var(--text);font-weight:850}.help-contact-form{display:grid;gap:16px;padding:22px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.92);box-shadow:var(--shadow)}.help-contact-form p{margin:0;color:var(--muted);font-size:13px}.help-contact-guest input,.help-contact-guest textarea{background:rgba(255,255,255,.68)}.dashboard-metrics,.dashboard-stats-grid{gap:var(--section-gap);margin:0}.dashboard-metrics{margin-bottom:var(--section-gap)}.panel.dashboard-panel,.dashboard-stats-panel{max-width:none;width:100%;margin:var(--section-gap) 0 0;padding:var(--card-padding)}.dashboard-stats-panel{display:grid;gap:18px}.dashboard-stats-panel h2,.dashboard-panel h2{margin:0;font-size:22px;line-height:1.2}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.dashboard-stat-card{min-height:var(--dashboard-card-height);padding:var(--card-padding);display:grid;grid-template-rows:minmax(34px,auto) 42px minmax(18px,auto);align-items:end;gap:10px}.dashboard-stat-card span{margin:0;align-self:start;min-height:34px;line-height:1.25}.dashboard-stat-card strong{min-height:42px;display:flex;align-items:flex-end;font-size:clamp(28px,2.8vw,34px)}.dashboard-stat-card small{min-height:18px;margin:0;line-height:1.35}.dashboard-stat-card .mini-progress{width:100%;margin:0;align-self:center}.premium-locked-card{border:1px solid #f2d9a6 !important;background:#fff7e6 !important;color:var(--text);text-decoration:none;box-shadow:0 1px 2px rgba(0,0,0,.025),0 8px 20px rgba(183,121,31,.08)}.premium-locked-card:hover{border-color:rgba(183,121,31,.38) !important;transform:translateY(-2px);box-shadow:0 2px 4px rgba(0,0,0,.04),0 12px 26px rgba(183,121,31,.12)}.premium-locked-card strong{min-height:28px;color:#7a5a1f;font-size:clamp(14px,1.45vw,18px);line-height:1.25}.premium-locked-card small{color:#7a5a1f}.premium-locked-card span{color:var(--text);font-size:15px;font-weight:900}.dashboard-stats-panel .stats-level-filter{margin:0}.dashboard-stats-panel .metrics + .metrics{margin-top:0}.dashboard-insight-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--section-gap)}.dashboard-insight-card{min-height:214px;padding:var(--card-padding);display:flex;flex-direction:column;gap:10px;border-top-width:3px}.premium-locked-card-wide{justify-content:space-between}.premium-locked-card-wide strong{margin-top:auto}.recent-errors-card,.category-summary-card{border-top-color:rgba(217,72,43,.45)}.frequent-errors-card{border-top-color:rgba(183,121,31,.5)}.dashboard-insight-card>span{color:var(--muted);font-size:14px;line-height:1.25;font-weight:850}.insight-subtitle{min-height:16px}.insight-word-list{display:grid;gap:10px;margin:2px 0 0;padding:0;list-style:none}.insight-word-list li{display:grid;gap:2px;padding:10px 12px;border-radius:var(--radius-sm);background:rgba(17,24,39,.035)}.compact-error-list li{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;min-height:58px}.frequent-error-text{display:grid;gap:2px;min-width:0}.insight-word-list strong,.insight-category{color:var(--text);font-size:20px;line-height:1.2;font-weight:600;overflow-wrap:anywhere}.insight-category{margin-top:0}.category-summary-card{gap:8px}.category-summary-card .insight-category{font-size:22px}.category-summary-card small:not(.insight-subtitle){margin-bottom:4px}.insight-divider{display:block;width:100%;height:1px;margin:8px 0 6px;background:var(--border)}.insight-word-list strong{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px}.insight-word-list strong em{color:var(--muted);font-size:13px;line-height:1.2;font-style:normal;font-weight:500}.error-count-badge{display:inline-flex;align-items:center;justify-content:center;min-width:34px;min-height:24px;padding:0 8px;border-radius:999px;background:var(--warning-soft);color:var(--warning);font-size:12px !important;line-height:1;font-weight:900 !important;white-space:nowrap}.insight-word-list small,.dashboard-insight-card small,.dashboard-insight-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.35;font-weight:750}.empty-insight{margin-top:auto !important}.dashboard-progress-card{padding:var(--card-padding);background:linear-gradient(180deg,#ffffff,#fbfaf7)}.dashboard-progress-card .panel-heading{align-items:flex-start}.progress-distribution{display:flex;height:18px;margin-top:22px;overflow:hidden;border-radius:999px;background:rgba(17,24,39,.06);box-shadow:inset 0 1px 1px rgba(0,0,0,.04)}.progress-segment{min-width:0;height:100%;transform-origin:left center;animation:progress-grow .7s cubic-bezier(.2,.8,.2,1) both}.process-segment{background:var(--primary)}.review-segment{background:var(--warning)}.fixed-segment{background:var(--success)}.progress-legend{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}.progress-legend div{display:grid;grid-template-columns:auto 1fr;align-items:center;column-gap:10px;row-gap:2px;min-height:54px;padding:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:rgba(255,255,255,.72)}.progress-legend strong{color:var(--text);font-size:22px;line-height:1;font-weight:850}.progress-legend small{grid-column:2;color:var(--muted);font-weight:750}.legend-dot{width:11px;height:11px;border-radius:999px}.locked-legend{opacity:.72;border-style:dashed !important}.remaining-card{background:linear-gradient(180deg,#ffffff,#f7f8f4)}.dashboard-split{gap:var(--section-gap);margin-top:var(--section-gap)}.single-panel-split{grid-template-columns:1fr}.dashboard-split article{min-height:var(--dashboard-panel-min-height);padding:var(--card-padding);display:flex;flex-direction:column}.dashboard-panel-body{flex:1;display:grid;align-content:start;gap:16px;margin-top:18px}.dashboard-panel-body p{margin:0}.dashboard-split .actions{margin-top:auto}.dashboard-danger-zone{display:flex;align-items:center;justify-content:space-between;gap:var(--section-gap)}.dashboard-danger-zone h2,.dashboard-danger-zone p{margin:0}.dashboard-danger-zone p{margin-top:8px;max-width:720px}.level-card{background:linear-gradient(180deg,#ffffff,#f2fbf8)}.goal-card{background:linear-gradient(180deg,#ffffff,#f6fbf9)}.streak-card{background:linear-gradient(180deg,#ffffff,#fff9eb)}.success-card{background:linear-gradient(180deg,#ffffff,var(--success-soft))}.danger-card{background:linear-gradient(180deg,#ffffff,var(--danger-soft))}.empty-card{background:rgba(255,255,255,.68);border-style:dashed}.card.locked{background:rgba(255,255,255,.6);border-style:dashed}.split{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.split article{padding:26px;transition:transform var(--motion-fast),box-shadow var(--motion-fast),border-color var(--motion-fast)}.split h2,.panel h2,.inline-result h2{margin:0;font-weight:850}.progress-line{height:13px;border-radius:999px;background:rgba(15,118,110,.09);overflow:hidden;box-shadow:inset 0 1px 1px rgba(0,0,0,.04)}.progress-line span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),#62b59b);transform-origin:left center;animation:progress-grow .7s cubic-bezier(.2,.8,.2,1) both}.mini-progress{height:7px;margin-top:14px;border-radius:999px;background:rgba(15,118,110,.1);overflow:hidden}.mini-progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),#62b59b);transform-origin:left center;animation:progress-grow .65s cubic-bezier(.2,.8,.2,1) both}
/* training-controls.css */.level-grid,.answer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:28px}.level-button,.answer-button{min-height:76px;border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(180deg,white,#fffdf9);color:var(--text);font:inherit;font-weight:700;cursor:pointer;padding:16px;box-shadow:0 1px 2px rgba(0,0,0,.035);position:relative;overflow:hidden}.level-button:hover,.answer-button:hover{border-color:rgba(15,118,110,.24);transform:translateY(-2px);box-shadow:var(--shadow-hover)}.level-button:active,.answer-button:active{transform:scale(.98)}.level-button.active{color:var(--primary-dark);background:var(--primary-soft);border-color:rgba(15,118,110,.3);box-shadow:inset 0 0 0 1px rgba(15,118,110,.15),var(--shadow)}.level-button span{display:block;margin-top:5px;color:var(--gold);font-size:13px;font-weight:850}.answer-button:disabled{cursor:default}.answer-hotkey{position:absolute;top:12px;left:12px;display:inline-grid;place-items:center;min-width:24px;height:24px;padding:0 7px;border-radius:999px;background:rgba(17,24,39,.045);color:var(--muted);font-size:12px;line-height:1;font-weight:900}.answer-button.correct-option{border-color:rgba(79,155,110,.45);background:var(--success-soft);box-shadow:0 0 0 3px rgba(79,155,110,.12),var(--shadow);animation:correct-pop .34s cubic-bezier(.2,.8,.2,1) both}.answer-button.correct-option::before{content:"✓";display:inline-grid;place-items:center;width:22px;height:22px;margin-right:8px;border-radius:999px;background:rgba(79,155,110,.18);color:#276646}.answer-button.selected-wrong-option{border-color:rgba(217,72,43,.38);background:var(--danger-soft);box-shadow:0 0 0 3px rgba(217,72,43,.1),var(--shadow);animation:wrong-nudge .28s ease both}.answer-button.selected-wrong-option::before{content:"×";display:inline-grid;place-items:center;width:22px;height:22px;margin-right:8px;border-radius:999px;background:rgba(217,72,43,.14);color:#9a2c18}.answer-button.muted-option{color:var(--muted);background:rgba(255,255,255,.56);opacity:.72}.word-facts{display:grid;gap:12px;margin:24px 0}.word-facts div{display:grid;grid-template-columns:120px 1fr;gap:12px}dt{color:var(--muted);font-weight:750}dd{margin:0;font-weight:850}.result.correct{border-color:rgba(79,155,110,.36)}.result.wrong{border-color:rgba(217,72,43,.34)}.inline-result{margin-top:26px;border:1px solid rgba(37,99,235,.18);border-radius:var(--radius);padding:24px;background:linear-gradient(180deg,#ffffff,#eff6ff);box-shadow:0 1px 2px rgba(0,0,0,.04),0 14px 32px rgba(37,99,235,.08);animation:result-in .28s cubic-bezier(.2,.8,.2,1) both}.inline-result h2{font-family:var(--font-japanese);font-size:34px;line-height:1.1;font-weight:600}.result-status.correct{color:#2f7d53}.result-status.wrong{color:var(--danger)}.example-usage-wrap{width:100%;margin:4px 0 20px}.example-toggle{min-height:36px;padding:0;border:0;background:transparent;box-shadow:none;color:var(--primary-dark);font-size:14px;font-weight:850}.example-toggle:hover{background:transparent;color:var(--primary);text-decoration:underline;text-underline-offset:4px;transform:none;box-shadow:none}.example-toggle:focus-visible{outline:3px solid rgba(15,118,110,.22);outline-offset:4px}.example-usage{max-height:0;opacity:0;transform:translateY(-3px);overflow:hidden;margin-top:0;padding:0 16px;border:0;border-left:3px solid rgba(15,118,110,.56);border-radius:var(--radius-sm);background:rgba(15,118,110,.045);box-shadow:none;transition:max-height .18s ease,opacity .18s ease,transform .18s ease,margin-top .18s ease,padding .18s ease}.example-usage-wrap.is-open .example-usage{max-height:420px;opacity:1;transform:translateY(0);margin-top:10px;padding:14px 16px 15px}.example-usage h3{margin:0 0 7px;color:var(--muted);font-size:11px;line-height:1.2;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.example-usage p{margin:0}.example-jp{color:var(--text);font-family:var(--font-japanese);font-size:20px;line-height:1.55;font-weight:500;overflow-wrap:anywhere}.example-reading{margin-top:4px !important;color:var(--muted);font-family:var(--font-japanese);font-size:13px;line-height:1.5;font-weight:400;overflow-wrap:anywhere}.example-ru{margin-top:9px !important;color:var(--text-soft);font-size:15px;line-height:1.55;font-weight:600;overflow-wrap:anywhere}.status-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.badge{display:inline-flex;align-items:center;min-height:30px;padding:0 11px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.78);color:var(--muted);font-size:13px;font-weight:800}.level-badge{color:var(--primary-dark);background:var(--primary-soft);border-color:rgba(15,118,110,.16)}
/* admin.css */.danger-zone{background:rgba(255,255,255,.72)}.table-wrap{overflow-x:auto;margin-top:20px}.admin-wide-panel{width:min(1440px,calc(100vw - 36px));margin-left:50%;transform:translateX(-50%)}.admin-metrics{grid-template-columns:repeat(3,minmax(180px,240px));justify-content:center}@media (max-width:760px){.admin-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:520px){.admin-metrics{grid-template-columns:1fr}}.admin-table{width:100%;min-width:680px;border-collapse:collapse}.admin-users-table{min-width:1180px;table-layout:fixed}.admin-users-table th:nth-child(1),.admin-users-table td:nth-child(1){width:64px}.admin-users-table th:nth-child(2),.admin-users-table td:nth-child(2){width:260px}.admin-users-table th:nth-child(3),.admin-users-table td:nth-child(3){width:130px}.admin-users-table th:nth-child(4),.admin-users-table td:nth-child(4){width:230px}.admin-users-table th:nth-child(5),.admin-users-table td:nth-child(5){width:496px}.admin-table th,.admin-table td{padding:14px 12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:middle}.admin-table th{color:var(--muted);font-size:12px;font-weight:850;text-transform:uppercase;letter-spacing:.06em}.inline-form{margin:0}.admin-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.admin-table .admin-actions{flex-wrap:nowrap;min-width:max-content}.admin-table .admin-actions .small-button{width:auto;white-space:nowrap}.admin-publication-form{display:flex;gap:8px;align-items:center}.admin-publication-form input[type="date"]{min-height:34px;width:142px;padding:6px 8px;font-size:13px}.admin-actions-wide{margin-top:16px}.detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:22px}.admin-dl{display:grid;gap:12px;margin:18px 0 0}.admin-dl div{display:flex;justify-content:space-between;gap:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}.admin-dl div:last-child{border-bottom:0;padding-bottom:0}.admin-dl dt{color:var(--muted);font-weight:800}.admin-dl dd{margin:0;font-weight:850;text-align:right}.compact-table{min-width:520px}.admin-table code{border-radius:999px;background:var(--primary-soft);color:var(--primary-dark);padding:5px 8px;font-size:12px;font-weight:850}.plan-form{margin-top:16px}
/* subscription.css */.subscription-page{width:100%;margin:0 auto}.subscription-hero,.subscription-pricing,.subscription-comparison{width:100%}.subscription-hero-scene{width:100%}.subscription-hero{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(420px,.95fr);gap:34px;align-items:center;padding:34px 38px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.92);box-shadow:var(--shadow)}.subscription-hero-mascot{right:-280px;top:-45px;width:320px;opacity:.9}.subscription-hero .eyebrow{color:var(--primary)}.subscription-hero h1{margin:0;max-width:560px;color:var(--text);font-size:clamp(36px,4.2vw,54px);line-height:1.02;font-weight:900}.subscription-hero-copy p:last-child{max-width:560px;margin:16px 0 0;color:var(--text-soft);font-size:17px;line-height:1.65}.subscription-benefits{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;align-items:start}.subscription-benefit{display:grid;justify-items:center;gap:13px;text-align:center}.subscription-benefit-icon{display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:var(--primary-soft);color:var(--primary);font-size:22px;font-weight:900;box-shadow:inset 0 0 0 1px rgba(15,118,110,.08)}.subscription-benefit strong{max-width:150px;color:var(--text);font-size:13px;line-height:1.55;font-weight:850}.subscription-benefit small{max-width:150px;margin-top:-7px;color:var(--muted);font-size:12px;line-height:1.35;font-weight:750}.subscription-warning{margin:18px 0 0}.subscription-pricing{margin-top:18px}.subscription-payment-form{display:grid;gap:18px;width:100%}.subscription-pricing h2,.subscription-comparison h2{margin:0 0 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