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#22c55e4d}.complete-btn.completed{background:var(--color-success);color:#fff;cursor:default}.profile-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--space-5);margin-bottom:var(--space-8)}.stat-card{text-align:center;padding:var(--space-6)}.stat-card__value{font-size:var(--font-size-3xl);font-weight:800;margin-bottom:var(--space-1)}.stat-card__label{font-size:var(--font-size-sm);color:var(--text-muted)}.achievements-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:var(--space-4)}.achievement-card{text-align:center;padding:var(--space-4);opacity:.4;filter:grayscale(1);transition:var(--transition-normal)}.achievement-card.unlocked{opacity:1;filter:none}.achievement-card__icon{font-size:2rem;margin-bottom:var(--space-2)}.achievement-card__name{font-size:var(--font-size-xs);font-weight:600;color:var(--text-primary)}.interview-card{margin-bottom:var(--space-4);background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:var(--space-4)}.interview-card__header{font-size:var(--font-size-base);color:var(--text-primary);line-height:var(--line-height-relaxed);cursor:pointer;display:flex;gap:var(--space-3);align-items:flex-start;list-style:none}.interview-card__header::-webkit-details-marker{display:none}.interview-card__header:after{content:"";display:inline-block;margin-left:auto;border:solid var(--text-muted);border-width:0 2px 2px 0;padding:4px;transform:rotate(45deg);transition:transform var(--transition-fast);margin-top:6px}details[open]>.interview-card__header:after{transform:rotate(-135deg)}.interview-card__number{font-weight:700;color:var(--color-primary)}.interview-card__scenario{margin:0}.interview-card__answer{padding-top:var(--space-4);margin-top:var(--space-3);border-top:1px solid var(--glass-border);color:var(--text-secondary);line-height:var(--line-height-relaxed)}.cheatsheet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-5)}.cheatsheet-card{border-top:3px solid}.cheatsheet-card__title{font-size:var(--font-size-md);font-weight:700;margin-bottom:var(--space-4);display:flex;align-items:center;gap:var(--space-2)}.cheatsheet-card__list{list-style:none;padding:0}.cheatsheet-card__list li{padding:var(--space-2) 0;border-bottom:1px solid var(--glass-border);font-size:var(--font-size-sm)}.cheatsheet-card__list li:last-child{border-bottom:none}.empty-state{text-align:center;padding:var(--space-16) var(--space-8)}.empty-state__icon{font-size:3rem;margin-bottom:var(--space-4)}.empty-state__title{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--space-2)}.empty-state__desc{color:var(--text-muted);max-width:400px;margin:0 auto}.modal-content{width:440px;max-width:95vw;background:var(--bg-elevated);border:1px 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0;color:var(--text-muted);font-size:.875rem}.auth-divider:before,.auth-divider:after{content:"";flex:1;border-bottom:1px solid var(--border-default)}.auth-divider span{padding:0 1rem}.auth-google-btn{background:var(--bg-surface);border:1px solid var(--border-strong);color:var(--text-primary);display:flex;justify-content:center;align-items:center;font-weight:500;padding:.75rem;cursor:pointer}.auth-google-btn:hover{background:var(--bg-hover)}.auth-toggle{text-align:center;margin-top:1.5rem;font-size:.875rem;color:var(--text-secondary)}.btn--block{width:100%;display:block}.code-playground{border:1px solid var(--glass-border);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:var(--space-5)}.code-playground__header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);background:var(--bg-code-block);border-bottom:1px solid 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var(--space-5);background:transparent;border:none;color:var(--text-primary);font-family:var(--font-mono);font-size:var(--font-size-sm);line-height:1.7;-moz-tab-size:2;tab-size:2;resize:vertical;outline:none;white-space:pre;overflow-wrap:normal;overflow-x:auto}.code-playground__textarea::placeholder{color:var(--text-muted)}.code-playground__lines{position:absolute;top:0;left:0;width:40px;padding:var(--space-4) var(--space-2);text-align:right;color:var(--text-muted);font-family:var(--font-mono);font-size:var(--font-size-sm);line-height:1.7;-webkit-user-select:none;user-select:none;pointer-events:none;border-right:1px solid var(--glass-border)}.code-playground__textarea.with-lines{padding-left:52px}.code-playground__annotation{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--color-info-bg);border-top:1px solid var(--glass-border);font-size:var(--font-size-sm);color:var(--text-secondary);line-height:var(--line-height-relaxed)}.code-playground__annotation-icon{color:var(--color-info);flex-shrink:0;margin-top:2px}.code-block{position:relative;margin-bottom:var(--space-5)}.code-block__header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2) var(--space-4);background:#0000004d;border:1px solid var(--glass-border);border-bottom:none;border-radius:var(--radius-md) var(--radius-md) 0 0}.code-block__lang{font-family:var(--font-mono);font-size:var(--font-size-xs);color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.code-block__copy{padding:2px 8px;background:none;border:1px solid var(--glass-border);border-radius:var(--radius-sm);color:var(--text-muted);font-family:var(--font-family);font-size:var(--font-size-xs);cursor:pointer;transition:var(--transition-fast)}.code-block__copy:hover{color:var(--color-primary);border-color:var(--color-primary)}.code-block__copy.copied{color:var(--color-success);border-color:var(--color-success)}.code-block pre{margin-bottom:0}.code-block pre code{border-radius:0 0 var(--radius-md) var(--radius-md);border-top:none;color:#f1f5f9}.token.comment,.token.prolog,.token.doctype,.token.cdata{color:#6a737d}.token.punctuation{color:#94a3b8}.token.property,.token.tag,.token.boolean,.token.number,.token.constant,.token.symbol,.token.deleted{color:#f97316}.token.selector,.token.attr-name,.token.string,.token.char,.token.builtin,.token.inserted{color:#22c55e}.token.operator,.token.entity,.token.url{color:#06b6d4}.token.atrule,.token.attr-value,.token.keyword{color:#818cf8}.token.function,.token.class-name{color:#f472b6}.token.regex,.token.important,.token.variable{color:#fbbf24}.token.important,.token.bold{font-weight:700}.token.italic{font-style:italic}.quiz-start{text-align:center;max-width:500px;margin:var(--space-12) auto}.quiz-start__icon{font-size:4rem;margin-bottom:var(--space-5);display:inline-flex;align-items:center;justify-content:center;width:100px;height:100px;border-radius:var(--radius-lg)}.quiz-start__title{font-size:var(--font-size-2xl);margin-bottom:var(--space-3)}.quiz-start__desc{color:var(--text-secondary);margin-bottom:var(--space-5);line-height:var(--line-height-relaxed)}.quiz-start__stats{display:flex;justify-content:center;gap:var(--space-6);margin-bottom:var(--space-8)}.quiz-start__stat{text-align:center}.quiz-start__stat-value{display:block;font-size:var(--font-size-xl);font-weight:700;color:var(--text-primary)}.quiz-start__stat-label{font-size:var(--font-size-xs);color:var(--text-muted)}.quiz-start__actions{display:flex;justify-content:center;gap:var(--space-4);flex-wrap:wrap}.quiz-question{max-width:700px;margin:0 auto}.quiz-question__header{display:flex;align-items:center;gap:var(--space-4);margin-bottom:var(--space-6)}.quiz-question__progress{flex:1;display:flex;align-items:center;gap:var(--space-3)}.quiz-question__progress-bar{flex:1;height:6px;background:var(--glass-border);border-radius:var(--radius-full);overflow:hidden}.quiz-question__progress-fill{height:100%;border-radius:var(--radius-full);transition:width var(--transition-normal)}.quiz-question__progress-text{font-size:var(--font-size-sm);color:var(--text-muted);font-weight:600;white-space:nowrap}.quiz-question__timer{font-family:var(--font-mono);font-size:var(--font-size-sm);color:var(--text-muted);white-space:nowrap}.quiz-question__body{margin-bottom:var(--space-6)}.quiz-question__type{display:inline-block;font-size:var(--font-size-xs);font-weight:600;padding:2px 10px;border-radius:var(--radius-full);background:var(--color-primary-glow);color:var(--color-primary);margin-bottom:var(--space-3);text-transform:uppercase;letter-spacing:.05em}.quiz-question__text{font-size:var(--font-size-lg);font-weight:600;color:var(--text-primary);line-height:var(--line-height-relaxed);margin-bottom:var(--space-5)}.quiz-question__footer{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);margin-top:var(--space-6);flex-wrap:wrap}.quiz-question__palette{display:flex;flex-wrap:wrap;gap:4px;justify-content:center;flex:1}.quiz-options{display:flex;flex-direction:column;gap:var(--space-3);margin-bottom:var(--space-6)}.quiz-option{display:flex;align-items:flex-start;gap:var(--space-4);padding:var(--space-4) var(--space-5);background:var(--glass-bg);border:2px solid var(--glass-border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);font-size:var(--font-size-base);color:var(--text-secondary);text-align:left;width:100%;font-family:var(--font-family)}.quiz-option:hover:not(.quiz-option--disabled){border-color:var(--color-primary);background:var(--color-primary-glow);color:var(--text-primary)}.quiz-option--selected{border-color:var(--color-primary);background:var(--color-primary-glow);color:var(--text-primary)}.quiz-option--correct{border-color:var(--color-success)!important;background:var(--color-success-bg)!important;color:var(--color-success)!important}.quiz-option--wrong{border-color:var(--color-error)!important;background:var(--color-error-bg)!important;color:var(--color-error)!important}.quiz-option--disabled{cursor:default;opacity:.7}.quiz-option__letter{display:flex;align-items:center;justify-content:center;width:28px;height:28px;min-width:28px;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:600;color:var(--text-muted)}.quiz-option--selected .quiz-option__letter{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.quiz-option--correct .quiz-option__letter{background:var(--color-success)!important;border-color:var(--color-success)!important;color:#fff!important}.quiz-option--wrong .quiz-option__letter{background:var(--color-error)!important;border-color:var(--color-error)!important;color:#fff!important}.quiz-option__text{flex:1;line-height:var(--line-height-normal)}.quiz-palette-dot{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-weight:600;cursor:pointer;border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--text-muted);font-family:var(--font-family);transition:var(--transition-fast)}.quiz-palette-dot:hover{border-color:var(--color-primary);color:var(--color-primary)}.quiz-palette-dot--current{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.quiz-palette-dot--answered{background:var(--color-primary-glow);border-color:var(--color-primary);color:var(--color-primary)}.quiz-dashboard{max-width:700px;margin:0 auto}.quiz-dashboard__header{text-align:center;padding:var(--space-6) 0}.quiz-dashboard__emoji{font-size:3rem;display:block;margin-bottom:var(--space-3)}.quiz-dashboard__title{font-size:var(--font-size-2xl);margin-bottom:var(--space-2)}.quiz-dashboard__subtitle{color:var(--text-secondary);font-size:var(--font-size-sm)}.quiz-dashboard__score-ring{position:relative;width:160px;height:160px;margin:var(--space-4) auto var(--space-6)}.quiz-dashboard__score-ring 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