@layer reset{*,:before,:after{box-sizing:border-box}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-size:100%}body{min-width:0}}@layer tokens{:root{--sticky-content-top:92px}}@layer components{.async-state{align-items:center;gap:12px}.loading-state{color:var(--dashboard-muted);grid-template-columns:auto minmax(0,1fr);display:grid}.loading-indicator{border:2px solid var(--dashboard-border);border-top-color:var(--dashboard-primary);border-radius:50%;width:18px;height:18px;animation:.8s linear infinite loading-indicator-spin}.error-state{background:var(--error-surface);color:var(--error-text);border-color:#fda4af}.error-state .status-line,.inline-alert{color:var(--error-text)}.language-menu:focus-visible{outline:3px solid var(--focus-ring);outline-offset:2px}.language-menu button.is-active{box-shadow:inset 3px 0 0 var(--dashboard-primary)}.chevron-svg{transition:transform var(--motion-fast) ease}.chevron-svg.is-open{transform:rotate(180deg)}@keyframes loading-indicator-spin{to{transform:rotate(360deg)}}}@layer features{body{letter-spacing:0;font-family:Segoe UI,Noto Sans KR,system-ui,sans-serif;font-size:1rem;line-height:1.6}.skip-link{z-index:1000;border:2px solid var(--focus-ring);color:var(--dashboard-text);transition:transform var(--motion-fast) ease;background:#fff;border-radius:8px;padding:10px 14px;font-weight:800;text-decoration:none;position:fixed;top:8px;left:8px;transform:translateY(calc(-100% - 16px))}.skip-link:focus{transform:translateY(0)}.route-content:focus{outline:none}.route-content{min-width:0}.dashboard-shell{width:min(1180px,100% - 48px);margin:0 auto;padding:28px 0 56px}.dashboard-shell :is(.card,.app-header){border:1px solid var(--dashboard-border);border-radius:8px}.dashboard-topbar{justify-content:space-between;align-items:center;gap:24px;padding:16px 18px;display:flex}.brand-lockup{align-items:center;gap:12px;min-width:0;display:flex}.brand-lockup>div{min-width:0}.brand-mark{border:1px solid var(--dashboard-border);width:42px;height:42px;color:var(--dashboard-text);letter-spacing:0;place-items:center;font-weight:800;display:grid}.svg-icon{stroke:currentColor;stroke-width:2.4px;stroke-linecap:round;stroke-linejoin:round;width:100%;height:100%;display:block}.svg-icon .svg-fill-soft{fill:#ffffff24;stroke:#ffffff4d}.svg-icon .svg-fill-dot,.brand-logo-blue,.brand-logo-dark,.brand-logo-green{fill:currentColor;stroke:none}.brand-logo-blue{fill:#155ee8}.brand-logo-dark{fill:#0b1220}.brand-logo-green{fill:#19a879}.brand-svg{width:34px;height:34px}.chevron-svg{stroke:currentColor;stroke-width:2.4px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.dashboard-shell .eyebrow{color:var(--dashboard-primary);letter-spacing:0;text-transform:none;margin:0 0 2px;font-size:12px}.dashboard-topbar h1{letter-spacing:0;margin:0;font-family:inherit;font-size:1.25rem;font-weight:800;line-height:1.25}.dashboard-main{gap:16px;margin-top:16px;padding:0;display:grid}.dashboard-hero{grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:24px;min-height:280px;padding:26px;display:grid}.dashboard-hero-copy{flex-direction:column;justify-content:center;align-items:flex-start;gap:16px;min-width:0;display:flex}.dashboard-hero-kicker,.dashboard-section-label,.dashboard-streak-label{color:var(--dashboard-primary);letter-spacing:0;margin:0;font-size:12px;font-weight:800}.dashboard-hero-copy h2{letter-spacing:0;max-width:680px;margin:0;font-family:inherit;font-size:2rem;font-weight:800;line-height:1.35}.dashboard-hero-summary,.dashboard-panel-head p,.dashboard-goal-progress-block p,.dashboard-goal-note,.feature-card p,.empty{color:var(--dashboard-muted);line-height:1.65}.dashboard-hero-summary{max-width:620px;margin:0;font-size:15px}.hero-actions,.dashboard-hero-actions,.mode-chip-row,.header-actions,.dashboard-action-stack{flex-wrap:wrap;gap:10px;display:flex}.dashboard-hero-actions{align-items:center}.dashboard-shell .primary,.dashboard-shell .ghost,.dashboard-mode-tab,.mode-chip{letter-spacing:0;border-radius:8px;min-height:38px;font-family:inherit;font-weight:700;text-decoration:none}.pill,.badge{overflow-wrap:anywhere;border-radius:6px;align-items:center;width:fit-content;max-width:100%;min-height:0;padding:3px 8px;font-size:.75rem;font-weight:600;line-height:1.5;display:inline-flex}.dashboard-shell .primary{color:#fff;border:1px solid var(--dashboard-primary);justify-content:center;align-items:center;padding:0 16px;display:inline-flex}.dashboard-shell .primary:hover{background:var(--dashboard-primary-dark);transform:none}.dashboard-shell .ghost,.mode-chip{border:1px solid var(--dashboard-border);color:var(--dashboard-text);background:#fff}.pill.soft,.badge.soft{color:#41556c;background:#edf2f7;border:0}.mode-chip{align-items:center;padding:0 12px;display:inline-flex}.practice-controls{grid-template-columns:repeat(auto-fit,minmax(min(100%,14rem),1fr));display:grid}.practice-control{gap:8px;min-width:0;display:grid}.practice-label{color:var(--dashboard-text);font-size:13px;font-weight:800}.language-dropdown{min-width:0;position:relative}.language-trigger,.difficulty-tabs button,.language-menu button,.profile-action{font:inherit;letter-spacing:0}.language-trigger{overflow-wrap:anywhere;border:1px solid var(--dashboard-border);width:100%;min-width:0;min-height:42px;color:var(--dashboard-text);cursor:pointer;justify-content:space-between;align-items:center;gap:8px;padding:0 12px;font-weight:800;display:flex}.language-trigger>span{overflow-wrap:anywhere;text-align:left;min-width:0}.language-trigger>svg{flex-shrink:0}.language-menu{z-index:10;border:1px solid var(--dashboard-border);background:#fff;width:100%;max-height:260px;display:grid;position:absolute;top:calc(100% + 6px);left:0;overflow-y:auto;box-shadow:0 16px 32px #0f172a1f}.language-menu button{color:var(--dashboard-text);text-align:left;cursor:pointer;background:#fff;border:0;padding:10px 12px}.language-menu button:hover,.language-menu button.is-selected{background:var(--dashboard-primary-soft);color:var(--dashboard-primary);font-weight:800}.difficulty-tabs{border:1px solid var(--dashboard-border);grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;min-width:0;padding:4px;display:grid}.difficulty-tabs button{overflow-wrap:anywhere;min-width:0;min-height:34px;color:var(--dashboard-muted);cursor:pointer;background:0 0;border:0;padding:6px 8px;font-weight:800}.dashboard-code-preview{color:#d1d5db;align-self:stretch;overflow:hidden}.code-window-header{border-bottom:1px solid #ffffff17;gap:7px;padding:14px 16px;display:flex}.code-window-header span{background:#ef4444;border-radius:999px;width:10px;height:10px}.code-window-header span:nth-child(2){background:#f59e0b}.code-window-header span:nth-child(3){background:#22c55e}.dashboard-code-preview pre{overflow-wrap:anywhere;white-space:pre-wrap;margin:0;padding:22px 20px;font-size:14px;line-height:1.8}.hero-stat-row{border-top:1px solid #ffffff17;grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.hero-stat-row div{padding:16px 18px}.hero-stat-row div+div{border-left:1px solid #ffffff17}.hero-stat-row span{color:#9ca3af;font-size:12px;font-weight:700;display:block}.hero-stat-row strong{color:#fff;margin-top:4px;font-size:24px;display:block}.dashboard-focus-grid{grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:16px;display:grid}.dashboard-panel{padding:22px}.dashboard-panel-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;display:flex}.dashboard-panel-head h3{letter-spacing:0;margin:0;font-family:inherit;font-size:18px;font-weight:800}.dashboard-panel-head p{margin:5px 0 0;font-size:14px}.dashboard-streak-mini{border:1px solid #bfdbfe;min-width:104px;padding:12px}.dashboard-streak-mini strong{color:var(--dashboard-text);margin-top:4px;font-size:24px;display:block}.dashboard-goal-overview{grid-template-columns:minmax(0,1fr) minmax(220px,.75fr);align-items:stretch;gap:16px;display:grid}.dashboard-goal-progress-block,.dashboard-goal-note{border:1px solid var(--dashboard-border);padding:16px}.dashboard-goal-progress-block strong{margin-top:6px;font-size:28px;display:block}.dashboard-goal-progress{width:100%;color:var(--dashboard-primary);border:0;margin-top:12px;display:block;overflow:hidden}.goal-form{margin-top:18px}.goal-form label{margin-bottom:8px;font-size:13px;font-weight:800;display:block}.goal-form-row{grid-template-columns:minmax(0,1fr) auto;gap:10px;display:grid}.goal-form input{border:1px solid var(--dashboard-border);width:100%;min-height:42px;font:inherit;padding:0 12px}.preset-row{gap:8px;margin-top:10px;display:flex}.review-list{gap:10px;display:grid}.dashboard-empty-state{border:1px dashed var(--dashboard-border);border-radius:8px;justify-content:space-between;align-items:center;gap:16px;min-height:104px;padding:16px;display:flex}.dashboard-empty-state .empty{margin:0}.dashboard-empty-state .ghost{white-space:nowrap;flex:none}.review-card{border:1px solid var(--dashboard-border);grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;padding:14px;display:grid}.review-card-main{gap:9px;min-width:0;display:grid}.review-card h4{overflow-wrap:anywhere;word-break:keep-all;margin:0;font-size:15px;line-height:1.5}.review-card-meta{flex-wrap:wrap;align-items:center;gap:6px 10px;display:flex}.review-card-meta .pill{white-space:nowrap;flex:none;align-items:center;min-height:28px;padding:0 9px;font-size:12px;line-height:1;display:inline-flex}.review-priority,.review-weakness,.feature-meta{color:var(--dashboard-muted);font-size:12px;font-weight:700}.review-priority{white-space:nowrap}.review-weakness{overflow-wrap:anywhere;word-break:keep-all;min-width:0}.review-card-action{white-space:nowrap;min-width:96px}.dashboard-mode-tabs{border:1px solid var(--dashboard-border);flex-wrap:wrap;gap:4px;max-width:100%;padding:4px;display:inline-flex}.dashboard-mode-tab{color:var(--dashboard-muted);cursor:pointer;background:0 0;border:0;padding:0 14px}.dashboard-mode-section .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px;display:grid}.feature-card{border:1px solid var(--dashboard-border);color:inherit;text-align:left;flex-direction:column;align-items:flex-start;gap:10px;padding:18px;text-decoration:none;display:flex;position:relative}.feature-icon{border:1px solid var(--feature-border);background:var(--feature-soft);color:var(--feature-accent);place-items:center;display:grid}.feature-icon .mode-svg{width:31px;height:31px}.feature-card h3{letter-spacing:0;margin:4px 0 0;font-family:inherit;font-size:17px;font-weight:800}.feature-card p{margin:0;font-size:14px}.feature-meta{margin-top:auto}.feature-card>.badge.soft{min-height:auto;color:var(--dashboard-primary);background:var(--dashboard-primary-soft);padding:5px 8px;position:absolute;top:14px;right:14px}.profile-shell{gap:16px;display:grid}.profile-grid{grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:16px;display:grid}.profile-identity{gap:16px;margin-top:14px;display:grid}.profile-avatar{border:1px solid var(--dashboard-border);width:72px;height:72px;color:var(--dashboard-text);background:#fff;border-radius:8px;place-items:center;font-size:22px;font-weight:800;display:grid}.profile-avatar .brand-svg{width:46px;height:46px}.profile-identity h2{margin:0 0 8px;font-size:26px}.profile-identity p{color:var(--dashboard-muted);margin:12px 0 0;line-height:1.65}.profile-action-list{gap:10px;margin-top:22px;display:grid}.profile-primary-links{margin-top:18px}.profile-action{border:1px solid var(--dashboard-border);color:var(--dashboard-text);text-align:left;cursor:pointer;background:#fff;border-radius:8px;gap:4px;padding:14px;display:grid}.profile-action span{font-weight:800}.profile-action small,.profile-stat-grid p{color:var(--dashboard-muted);line-height:1.5}.profile-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.profile-stat-grid article{border:1px solid var(--dashboard-border);border-radius:8px;padding:16px}.profile-stat-grid span{color:var(--dashboard-primary);font-size:12px;font-weight:800}.profile-stat-grid strong{margin-top:8px;font-size:30px;display:block}.profile-stat-grid p{margin:8px 0 0}@media (width<=980px){.dashboard-shell{width:min(100% - 24px,720px);padding-top:16px}.dashboard-hero,.dashboard-focus-grid,.dashboard-goal-overview,.practice-controls,.profile-grid{grid-template-columns:minmax(0,1fr)}.dashboard-topbar{flex-direction:column;align-items:stretch;gap:14px;padding:14px}.dashboard-topbar .brand-lockup{width:100%}.dashboard-topbar .header-actions{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;width:100%;display:grid}.dashboard-topbar .header-actions>*{white-space:nowrap;min-width:0;min-height:40px;padding:0 8px;font-size:14px}.dashboard-hero-copy h2{font-size:1.875rem}.dashboard-code-preview pre{white-space:pre-wrap;overflow-wrap:anywhere}.dashboard-mode-section .feature-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,16rem),1fr))}}@media (width<=520px){.dashboard-shell{width:calc(100% - 20px);padding-top:10px}.dashboard-topbar .brand-mark{width:38px;height:38px}.dashboard-topbar h1{font-size:1.125rem}.dashboard-hero,.dashboard-panel{padding:18px}.dashboard-hero-actions{grid-template-columns:1fr;width:100%;display:grid}.dashboard-hero-actions>*{width:100%}.dashboard-hero{order:1}.dashboard-hero .dashboard-code-preview{display:none}.dashboard-empty-state{flex-direction:column;align-items:stretch}.review-card{grid-template-columns:minmax(0,1fr);align-items:stretch;gap:12px}.review-card-action{width:100%;min-width:0}.profile-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.profile-stat-grid article{padding:12px}.profile-stat-grid strong{font-size:26px}}@media (width<=360px){.dashboard-topbar .header-actions{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-hero-copy h2{font-size:1.5rem;line-height:1.25}.profile-stat-grid{grid-template-columns:1fr}}.learning-guide{border:1px solid var(--color-stroke);grid-column:1/-1;gap:14px;margin-bottom:20px;padding:16px;display:grid}.learning-guide.is-compact{border-color:color-mix(in srgb, var(--color-brand) 24%, var(--color-stroke));background:color-mix(in srgb, var(--color-brand-soft) 36%, var(--color-surface));gap:9px;margin-bottom:12px;padding:11px 14px}.learning-guide.is-compact .learning-guide-label{margin-bottom:2px}.learning-guide.is-compact .learning-guide-summary{align-items:center}.learning-guide.is-compact .learning-guide-summary h2{max-width:none;font-size:1rem;line-height:1.35}.learning-guide-details{min-width:0}.learning-guide-details>summary{cursor:pointer;width:fit-content;color:var(--color-brand-strong);font-size:12px;font-weight:800;list-style-position:inside}.learning-guide-details[open]>summary{margin-bottom:10px}.learning-guide.is-compact .learning-guide-details:not([open])>summary{opacity:.82}.learning-guide-summary{grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:16px;display:grid}.learning-guide-label,.result-eyebrow{color:var(--color-brand-strong);letter-spacing:.06em;text-transform:uppercase;margin:0 0 5px;font-size:11px;font-weight:850}.learning-guide-summary h2{max-width:920px;color:var(--color-ink);margin:0;font-size:1.125rem;line-height:1.42}.learning-guide-summary p:last-child{color:var(--color-text);margin:6px 0 0;font-size:13px;line-height:1.55}.learning-state-badge{color:var(--color-text);overflow-wrap:anywhere;border:0;border-radius:999px;align-items:center;padding:5px 10px;font-size:12px;font-weight:800;display:inline-flex}.learning-state-badge[data-state="1"]{background:var(--color-brand-soft);color:var(--color-brand-strong)}.learning-state-badge[data-state="2"]{background:var(--color-success-soft);color:var(--color-success)}.learning-steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:0;padding:0;list-style:none;display:grid}.learning-steps li{border:1px solid #0000;border-radius:8px;grid-template-columns:28px minmax(0,1fr);align-items:start;gap:9px;min-width:0;padding:9px;display:grid}.learning-steps li.is-current{background:var(--color-surface);border-color:#c7d2fe}.learning-steps li.is-complete{color:var(--color-success)}.learning-step-number{border:1px solid var(--color-stroke);background:var(--color-surface);width:28px;height:28px;color:var(--color-muted);border-radius:50%;place-items:center;font-size:12px;font-weight:850;display:grid}.learning-steps li.is-current .learning-step-number{border-color:var(--color-brand);background:var(--color-brand);color:#fff}.learning-steps li.is-complete .learning-step-number{background:var(--color-success-soft);color:var(--color-success);border-color:#9bd7c2}.learning-steps :is(strong,small){display:block}.learning-steps strong{color:var(--color-ink);font-size:13px}.learning-steps small{color:var(--color-muted);margin-top:3px;font-size:12px;line-height:1.45}.learning-cues{border-top:1px solid var(--color-stroke);align-items:center;gap:10px;min-width:0;padding-top:12px;display:flex}.learning-cues>strong{color:var(--color-ink);flex:none;font-size:12px}.learning-cues ul{flex-wrap:wrap;gap:6px;min-width:0;margin:0;padding:0;list-style:none;display:flex}.learning-cues li{overflow-wrap:anywhere;max-width:100%;color:var(--color-text);border:0;border-radius:999px;align-items:center;padding:4px 8px;font-size:12px;font-weight:700;display:inline-flex}.field-guidance,.submit-requirement{color:var(--color-text);margin:-2px 0 2px;font-size:13px;line-height:1.55}.answer-outline{border:1px solid var(--color-stroke);border-radius:8px}.answer-outline summary{cursor:pointer;color:var(--color-brand-strong);padding:9px 11px;font-size:13px;font-weight:800}.answer-outline ol{border-top:1px solid var(--color-stroke);color:var(--color-text);gap:7px;margin:0;padding:11px 16px 12px 32px;font-size:13px;line-height:1.5;display:grid}.result-learning-header{border-bottom:1px solid var(--color-stroke);justify-content:space-between;align-items:flex-start;gap:14px;padding-bottom:12px;display:flex}.result-learning-header .feedback-title{margin:0}.result-learning-summary{color:var(--color-ink);font-weight:650}.result-learning-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.result-learning-grid>section,.result-next-action,.result-reference,.choice-result-comparison{border:1px solid var(--color-stroke);background:var(--color-surface-subtle);border-radius:8px;min-width:0;padding:12px}.result-next-action{border-left:3px solid var(--color-brand);background:#f5f7ff}.result-reference{gap:8px;display:grid}.result-reference>:is(h3,p){margin:0}.result-reference-empty{border:1px dashed var(--color-stroke-strong);background:var(--color-surface-subtle);color:var(--color-muted);border-radius:8px;padding:12px}.result-detail-empty{color:var(--color-muted);margin:0;font-size:13px;line-height:1.5}.result-learning-actions{border-top:1px solid var(--color-stroke);flex-wrap:wrap;align-items:center;gap:8px;padding-top:12px;display:flex}.result-mode-note{color:var(--color-muted);flex:100%;font-size:12px;line-height:1.5}.cb-option-fieldset{border:0;min-width:0;margin:0;padding:0}.cb-option-fieldset .mode-pane-title{color:var(--color-ink);margin-bottom:6px;padding:0;font-weight:850}.cb-option-btn{border:1px solid var(--color-stroke);background:var(--color-surface);color:var(--color-ink);cursor:pointer;border-radius:8px;grid-template-columns:20px minmax(0,1fr);align-items:center;gap:10px;display:grid}.cb-option-btn input{width:18px;height:18px;accent-color:var(--color-brand);margin:0}.cb-option-btn code{overflow-wrap:anywhere;white-space:pre-wrap;min-width:0}.cb-option-btn.is-selected{background:var(--color-brand-soft);border-color:#8ea6f8}.cb-confirm-actions{margin-top:8px}.choice-result-comparison{gap:8px;display:grid}.choice-result-comparison p{gap:4px;display:grid}.choice-result-comparison span:not(.code-token),.selected-answer-summary span:not(.code-token){color:var(--color-muted);font-size:11px;font-weight:800}.choice-result-comparison code{overflow-wrap:anywhere;color:var(--color-ink);font-size:13px}.result-verdict-text{color:var(--color-brand-strong);text-align:right;line-height:1.3;font-size:18px!important}.selected-answer-summary{border-left:3px solid var(--color-brand);background:var(--color-brand-soft);gap:3px;margin:0;padding:9px 11px;display:grid}.selected-answer-summary strong{color:var(--color-ink);font-size:13px}.advanced-analysis-overview>.learning-guide{margin-bottom:0}.advanced-reading-progress{border:1px solid var(--color-stroke);background:var(--color-surface-subtle);border-radius:999px;width:fit-content;padding:5px 9px;font-size:12px}.dashboard-recommendation-reason{border-left:3px solid var(--color-brand);gap:3px;max-width:680px;margin:0;padding-left:11px;display:grid}.dashboard-recommendation-reason 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