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strong{color:var(--color-primary);font-family:var(--font-display);font-size:var(--font-size-xl)}.preview-stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-2)}.preview-stat-row div{padding:var(--space-3) var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-md);text-align:center}.preview-stat-row strong,.preview-stat-row span{display:block}.preview-stat-row strong{font-family:var(--font-display);font-size:var(--font-size-lg)}.preview-stat-row span{color:var(--color-muted);font-size:var(--font-size-xs);line-height:1.3}.preview-next{padding:var(--space-3);border-radius:var(--radius-md);background:var(--color-primary);color:var(--color-on-primary)}.preview-next-icon{display:grid;place-items:center;flex:none;width:30px;height:30px;border-radius:var(--radius-sm);background:var(--color-accent);color:#1d1400}.preview-next div{flex:1;min-width:0}.preview-next .small{color:inherit;opacity:.8}.preview-next 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var(--color-border);color:var(--color-primary)}.feature-number{color:var(--color-muted);font-family:var(--font-mono);font-size:var(--font-size-xs);letter-spacing:.08em}.landing-feature-card h3{margin:var(--space-5) 0 var(--space-2);font-size:var(--font-size-xl)}.landing-feature-card p{margin:0;color:var(--color-ink-soft)}.feature-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:var(--radius-md);font-size:1.25rem;font-weight:700}.page-shell,.content-page,.paywall-page{display:flex;flex-direction:column;min-height:100vh;background:var(--color-bg)}.page-main{flex:1;width:100%;padding-block:var(--space-8) 0}.page-head{max-width:var(--prose-width);margin:0 auto var(--space-6)}.page-head h1{margin-block-end:var(--space-3);font-size:clamp(2rem,1.5rem + 2vw,2.75rem)}.page-head 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var(--color-border);color:var(--color-muted);font-size:var(--font-size-sm)}.faq{max-width:820px;margin-inline:auto}.faq-list{border-block-start:1px solid var(--color-border)}.faq-item{border-block-end:1px solid var(--color-border)}.faq-item summary{display:grid;grid-template-columns:3rem minmax(0,1fr) auto;align-items:center;gap:var(--space-3);padding:var(--space-5) var(--space-1);cursor:pointer;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-number{color:var(--color-muted);font-family:var(--font-mono);font-size:var(--font-size-xs)}.faq-question{color:var(--color-ink);font-family:var(--font-display);font-size:var(--font-size-lg);font-weight:700;line-height:1.35}.faq-toggle{position:relative;width:14px;height:14px}.faq-toggle:before,.faq-toggle:after{content:"";position:absolute;inset-inline-start:0;top:6px;width:14px;height:2px;background:var(--color-primary);transition:transform .2s ease}.faq-toggle:after{transform:rotate(90deg)}.faq-item[open] .faq-toggle:after{transform:rotate(0)}.faq-answer{padding:0 var(--space-1) var(--space-5) calc(3rem + var(--space-3) + var(--space-1));color:var(--color-ink-soft);line-height:1.75}.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:var(--space-6) var(--space-4);background:var(--color-bg)}.auth-card{width:100%;max-width:440px;padding:var(--space-6);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);box-shadow:var(--shadow-md)}.auth-header{margin-block-end:var(--space-5);text-align:center}.auth-header .nav-brand{display:inline-flex;margin-block-end:var(--space-4)}.auth-header h1{margin-block-end:var(--space-2);font-size:var(--font-size-2xl)}.auth-header .muted{margin:0}.auth-lang{display:flex;justify-content:center;margin-block-end:var(--space-4)}.auth-form{display:flex;flex-direction:column}.auth-form .field:last-of-type{margin-block-end:var(--space-3)}.auth-form 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h2{font-size:var(--font-size-lg)}.app-main>.alert{margin-block-end:var(--space-4)}.profile-main,.admin-main{max-width:1120px}.dashboard-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:var(--space-4);margin-block-end:var(--space-6)}.dashboard-head h1{margin:0}.dashboard-head p{margin:var(--space-1) 0 0}.dashboard-banner{margin-block-end:var(--space-5)}.alert.dashboard-banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-4) var(--space-5);font-size:var(--font-size-md)}.recommend-card{display:flex;align-items:flex-start;gap:var(--space-4);margin-block-end:var(--space-5);padding:var(--space-4) var(--space-5);border:1px solid var(--color-primary-soft);border-inline-start:4px solid var(--color-primary);border-radius:var(--radius-lg);background:var(--color-primary-soft)}.recommend-icon{display:grid;place-items:center;flex:none;width:36px;height:36px;border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-primary)}.recommend-label{margin:0;color:var(--color-primary);font-size:var(--font-size-xs);font-weight:700;letter-spacing:.06em;text-transform:uppercase}:root[dir=rtl] .recommend-label{letter-spacing:0}.recommend-text{margin:2px 0 0;color:var(--color-ink);font-weight:600}.mode-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,250px),1fr));gap:var(--space-3);margin-block-end:var(--space-6)}.mode-card{display:flex;align-items:center;gap:var(--space-3);width:100%;min-height:76px;padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);color:var(--color-ink);font-family:inherit;font-size:var(--font-size-md);text-align:start;cursor:pointer;box-shadow:var(--shadow-sm);transition:border-color .15s ease,box-shadow .15s ease}.mode-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.mode-card.is-locked .mode-card-copy{opacity:.75}.mode-card-icon{display:grid;place-items:center;flex:none;width:44px;height:44px;border-radius:var(--radius-md);background:var(--color-surface-2);color:var(--color-primary);transition:background-color .15s ease,color .15s ease}.mode-card:hover .mode-card-icon{background:var(--color-primary);color:var(--color-on-primary)}.mode-card-icon .icon,.practice-mode-icon .icon{width:22px;height:22px;stroke-width:1.7}.mode-card-copy{display:grid;flex:1;gap:2px;min-width:0}.mode-card-title{font-weight:700;line-height:1.3}.mode-card-desc{color:var(--color-muted);font-size:var(--font-size-sm);line-height:1.4}.weak-card{display:grid;gap:var(--space-2)}.weak-card strong{font-size:var(--font-size-md)}.dashboard-disclaimer{max-width:720px;margin:var(--space-7) auto 0;color:var(--color-muted);font-size:var(--font-size-sm);text-align:center}.chart-card{margin-block-end:var(--space-5)}.chart-title{display:flex;align-items:center;gap:var(--space-3);margin:0 0 var(--space-4);font-size:var(--font-size-md);font-weight:700}.chart-title-icon{display:grid;place-items:center;flex:none;width:34px;height:34px;border-radius:var(--radius-md);background:var(--color-surface-2);color:var(--color-primary)}.chart-title-icon .icon{width:19px;height:19px;stroke-width:1.7}.chart-empty{padding:var(--space-6) var(--space-4);color:var(--color-muted);text-align:center}.chart{display:block;overflow:visible}.chart-label{fill:var(--color-ink-soft);font-family:var(--font-body)}.chart-value{fill:var(--color-ink);font-family:var(--font-body)}.chart-axis{fill:var(--color-muted);font-family:var(--font-body)}.chart-grid{stroke:var(--color-border)}.chart-track{fill:var(--color-surface-2)}.chart-line{fill:none;stroke:var(--color-primary)}.chart-area{fill:var(--color-primary);opacity:.08}.chart-point{fill:var(--color-primary);stroke:var(--color-surface)}.chart-pass{stroke:var(--chart-good)}.chart-pass-label{fill:var(--chart-good);font-family:var(--font-body)}.chart-good{fill:var(--chart-good);background:var(--chart-good)}.chart-ok{fill:var(--chart-ok);background:var(--chart-ok)}.chart-low{fill:var(--chart-low);background:var(--chart-low)}.practice-mode-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));gap:var(--space-3);margin-block-end:var(--space-5)}.practice-mode-card{display:flex;align-items:center;gap:var(--space-3);width:100%;padding:var(--space-4);border:1px solid var(--color-border);color:var(--color-ink);font-family:inherit;font-size:var(--font-size-md);text-align:start}.practice-mode-card.selected{border-color:var(--color-primary);background:var(--color-primary-soft);box-shadow:inset 0 0 0 1px var(--color-primary)}.practice-mode-icon{display:inline-grid;place-items:center;flex:0 0 44px;width:44px;height:44px;border-radius:var(--radius-md);background:var(--color-surface-2);color:var(--color-primary);transition:background-color .15s ease,color .15s ease}.practice-mode-card.selected .practice-mode-icon{background:var(--color-primary);color:var(--color-on-primary)}.practice-mode-copy{display:flex;flex:1;flex-direction:column;gap:2px;min-width:0}.practice-selection-card{margin-block-end:var(--space-5)}.category-list{display:grid;gap:var(--space-2);margin-block-start:var(--space-4)}.category-choice{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);width:100%;padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-ink);font-family:inherit;font-size:var(--font-size-md);text-align:start;cursor:pointer;transition:border-color .15s ease,background-color .15s ease}.category-choice>span:first-child{display:flex;flex-direction:column;gap:2px}.category-choice:hover{border-color:var(--color-primary)}.category-choice.selected{border-color:var(--color-primary);background:var(--color-primary-soft);box-shadow:inset 0 0 0 1px var(--color-primary)}.dir-arrow{display:inline-block}:root[dir=rtl] .dir-arrow{transform:scaleX(-1)}.topic-filter{margin-block-start:var(--space-5);padding-block-start:var(--space-4);border-block-start:1px solid var(--color-border)}.topic-filter h3{margin:0;font-size:var(--font-size-md)}.topic-chips{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-block-start:var(--space-3)}.topic-chip{min-height:36px;padding:6px 14px;border:1px solid var(--color-border-strong);border-radius:var(--radius-full);background:var(--color-surface);color:var(--color-ink-soft);font-family:inherit;font-size:var(--font-size-sm);font-weight:600;cursor:pointer}.topic-chip:hover{border-color:var(--color-primary);color:var(--color-primary)}.topic-chip[aria-pressed=true]{border-color:var(--color-primary);background:var(--color-primary);color:var(--color-on-primary)}.practice-page{min-height:100vh;background:var(--color-bg)}.practice-header{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);min-height:var(--header-height);padding:var(--space-2) max(var(--space-5),calc((100vw - var(--page-width)) / 2 + var(--space-5)));border-block-end:1px solid var(--color-border);background:color-mix(in srgb,var(--color-surface) 92%,transparent);-webkit-backdrop-filter:saturate(1.4) blur(10px);backdrop-filter:saturate(1.4) blur(10px)}.practice-header .nav-brand:hover{text-decoration:none}.practice-question-main{max-width:820px;padding-block:var(--space-6) var(--space-8)}.question-card{max-width:820px;margin-inline:auto;padding:var(--space-6);border:1px solid var(--color-border);border-radius:var(--radius-xl);background:var(--color-surface);box-shadow:var(--shadow-md)}.question-heading{max-width:720px;margin-block-end:var(--space-5);font-size:clamp(1.35rem,1.1rem + 1vw,1.75rem);line-height:1.35;letter-spacing:-.015em}.answer-list{display:grid;gap:var(--space-3)}.answer-option{display:flex;align-items:center;gap:var(--space-3);width:100%;min-height:56px;padding:12px 16px;border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-ink);font-family:inherit;font-size:var(--font-size-md);line-height:1.45;text-align:start;cursor:pointer;transition:border-color .15s ease,background-color .15s ease,box-shadow .15s ease}.answer-option:hover:not(:disabled){border-color:var(--color-primary);background:var(--color-bg)}.answer-option:disabled{cursor:default}.answer-option.selected{border-color:var(--color-primary);background:var(--color-primary-soft);box-shadow:inset 0 0 0 1px var(--color-primary);font-weight:600}.answer-option.correct{border-color:var(--color-success);background:var(--color-success-soft);box-shadow:inset 0 0 0 1px var(--color-success)}.answer-option.incorrect{border-color:var(--color-danger);background:var(--color-danger-soft);box-shadow:inset 0 0 0 1px var(--color-danger)}.answer-marker{display:inline-grid;place-items:center;flex-shrink:0;width:30px;height:30px;border:1px solid var(--color-border-strong);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-ink-soft);font-size:var(--font-size-sm);font-weight:700}.answer-option.selected .answer-marker{border-color:var(--color-primary);background:var(--color-primary);color:var(--color-on-primary)}.answer-option.correct .answer-marker{border-color:var(--color-success);background:var(--color-success);color:var(--color-surface)}.answer-option.incorrect .answer-marker{border-color:var(--color-danger);background:var(--color-danger);color:var(--color-surface)}.flashcard{display:flex;align-items:center;justify-content:center;min-height:300px;padding:var(--space-6);border:1px solid var(--color-primary);border-radius:var(--radius-xl);background:var(--color-surface);box-shadow:var(--shadow-md);font-size:var(--font-size-xl);text-align:center;cursor:pointer;-webkit-user-select:none;user-select:none}.results-page{padding-block:var(--space-7) var(--space-8)}.result-score{display:inline-grid;place-items:center;width:148px;height:148px;margin-block:var(--space-5);border:8px solid var(--color-primary);border-radius:50%;background:var(--color-surface);color:var(--color-ink);font-family:var(--font-display);font-size:2.4rem;font-weight:700;font-variant-numeric:tabular-nums;box-shadow:0 0 0 8px var(--color-primary-soft)}.results-actions{justify-content:center}.result-topics{display:grid;gap:var(--space-3)}.result-topic{display:grid;grid-template-columns:minmax(90px,160px) minmax(0,1fr) auto auto;align-items:center;gap:var(--space-3);font-size:var(--font-size-sm)}.result-topic-name{font-weight:600;overflow-wrap:anywhere}.result-topic-value{min-width:44px;font-weight:700;text-align:end;font-variant-numeric:tabular-nums}.result-review-list{display:grid}.result-review-item{padding-block:var(--space-4);border-block-end:1px solid var(--color-border)}.result-review-item:first-child{padding-block-start:0}.result-review-item:last-child{padding-block-end:0;border-block-end:0}.result-review-item p{margin:var(--space-2) 0 0}.interview-page{max-width:820px}.interview-question{margin:0;color:var(--color-ink);font-family:var(--font-display);font-size:var(--font-size-xl);font-weight:600;line-height:1.4}.interview-score{margin:var(--space-2) 0;color:var(--color-primary);font-family:var(--font-display);font-size:var(--font-size-3xl);font-weight:700;font-variant-numeric:tabular-nums}.paywall-main{max-width:960px;padding-block:var(--space-7) var(--space-8)}.paywall-heading{max-width:640px;margin-inline:auto}.paywall-heading h1{font-size:var(--font-size-3xl)}.paywall-heading .muted{font-size:var(--font-size-lg)}.paywall-usage{max-width:720px;margin:var(--space-5) auto 0}.paywall-features{max-width:720px;margin:var(--space-6) auto}.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3) var(--space-5)}.feature-row{display:flex;align-items:flex-start;gap:var(--space-3);color:var(--color-ink-soft)}.feature-check{display:inline-grid;place-items:center;flex:none;width:22px;height:22px;margin-block-start:1px;border-radius:50%;background:var(--color-success-soft);color:var(--color-success);font-size:.75rem;font-weight:700}.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:var(--space-4);max-width:720px;margin-inline:auto}.product-card{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-xl);background:var(--color-surface);box-shadow:var(--shadow-sm)}.product-card .badge{align-self:flex-start}.product-card h2{margin:var(--space-2) 0 0}.product-card .btn{margin-block-start:auto}.product-card-featured{border-color:var(--color-primary);box-shadow:inset 0 0 0 1px 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