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13px;font-size:13px;display:flex}.concept-result-heading button{color:var(--green);cursor:pointer;background:0 0;border:0;font-size:12px;font-weight:800}.concept-list{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.concept-list>a{display:block}.concept-compact-card{border:1px solid var(--line);background:var(--surface);border-radius:20px;flex-direction:column;height:100%;min-height:205px;padding:20px;transition:transform .16s,border-color .16s,box-shadow .16s;display:flex}.concept-list>a:hover .concept-compact-card{box-shadow:var(--shadow);border-color:#1f6b5273;transform:translateY(-2px)}.concept-compact-card>strong{letter-spacing:-.025em;margin-top:20px;font-size:20px}.concept-compact-card>span:not(.priority-pill){color:var(--muted);margin-top:4px;font-size:11px;line-height:1.45}.concept-compact-card p{color:var(--muted);margin:auto 0 0;padding-top:18px;font-size:13px;line-height:1.65}.library-empty{border:1px dashed var(--line);text-align:center;border-radius:20px;padding:50px}.library-empty p{color:var(--muted)}.concept-detail-main{gap:18px;width:min(100%,840px);margin:48px auto 0;display:grid}.concept-evidence-card,.relation-section,.concept-return-card{border:1px solid var(--line);background:var(--surface);border-radius:26px;padding:28px}.concept-evidence-card>div:first-child{justify-content:space-between;align-items:end;gap:20px;display:flex}.concept-evidence-card h2,.relation-section h2,.concept-return-card h2{margin:0;font-size:24px}.evidence-stats{gap:8px;margin:18px 0;display:flex}.evidence-stats span{color:var(--muted);background:#eef0e9;border-radius:12px;padding:10px 12px;font-size:12px}.evidence-stats strong{color:var(--green-dark)}.related-question-list{gap:8px;display:grid}.related-question-list article{border:1px solid var(--line);background:#fbfaf6;border-radius:14px;padding:15px}.related-question-list span{color:var(--green);font-size:10px;font-weight:900}.related-question-list p{margin:7px 0 0;font-size:13px;line-height:1.65}.practice-link{place-items:center;margin-top:16px;display:grid}.relation-list{grid-template-columns:repeat(2,1fr);gap:9px;margin-top:18px;display:grid}.relation-list a{background:#f1f2eb;border-radius:14px;gap:3px;padding:15px;display:grid}.relation-list a:hover{background:#e9eee5}.relation-list span{color:var(--green);font-size:10px;font-weight:900}.relation-list strong{font-size:14px}.relation-list small{color:var(--muted);font-size:10px}.simple-header{border-bottom:1px solid var(--line);min-height:48px}.simple-header>span{font-size:13px;font-weight:900}.stats-hero{padding:60px 0 38px}.stats-hero h1{color:var(--green);letter-spacing:-.07em;margin:0;font-size:clamp(64px,12vw,112px);line-height:1}.stats-hero>p:last-child{max-width:560px;color:var(--muted);line-height:1.7}.stats-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.session-summary{border:1px solid var(--line);background:var(--surface);border-radius:20px;grid-template-columns:repeat(2,1fr) minmax(180px,.8fr);gap:10px;margin-bottom:16px;padding:16px;display:grid}.session-summary div{gap:3px;padding:8px 12px;display:grid}.session-summary span{color:var(--muted);font-size:11px}.session-summary strong{color:var(--green-dark);font-size:22px}.stats-table{border:1px solid var(--line);background:var(--surface);border-radius:22px;padding:22px}.stats-table h2{margin:0 0 15px;font-size:17px}.stats-row{border-top:1px solid #ecece5;grid-template-columns:1fr auto 48px;gap:10px;padding:10px 0;font-size:13px;display:grid}.stats-row span:nth-child(2){color:var(--muted)}.stats-row strong{text-align:right;color:var(--green)}.weakness-section{border:1px solid var(--line);background:var(--surface);border-radius:24px;margin-top:16px;padding:28px}.weakness-list{grid-template-columns:repeat(2,1fr);gap:9px;margin-bottom:20px;display:grid}.weakness-item{background:#f0f2eb;border-radius:13px;justify-content:space-between;gap:12px;padding:13px 14px;display:flex}.weakness-item strong{font-size:13px}.weakness-item span{color:var(--muted);flex:none;font-size:11px}.empty-state{color:var(--muted);margin:0 0 20px;line-height:1.7}.danger-button{color:#a34c3a;cursor:pointer;background:0 0;border:0;margin:22px auto 0;padding:9px 12px;font-size:12px;font-weight:800;display:block}.resume-card{background:linear-gradient(135deg,#f0f7ee,#fffdf8);border:1px solid #b9d0c0;border-radius:24px;grid-template-columns:1fr minmax(220px,.42fr);align-items:center;gap:24px;margin:0 0 28px;padding:24px;display:grid;box-shadow:0 12px 34px #233a3112}.resume-card h2{margin:0;font-size:22px}.resume-card p:last-child{color:var(--muted);margin:8px 0 0;line-height:1.6}.resume-actions{gap:9px;display:grid}.practice-complete-card{border:1px solid var(--line);background:var(--surface);width:min(100%,720px);box-shadow:var(--shadow);text-align:center;border-radius:30px;margin:90px auto 0;padding:40px}.practice-complete-card h1{letter-spacing:-.04em;margin:0;font-size:clamp(30px,5vw,46px)}.practice-complete-card>p:not(.eyebrow){color:var(--muted);margin:18px auto 28px;line-height:1.75}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width<=760px){.app-shell{width:min(100% - 22px,1080px)}.home-shell{padding-top:18px}.hero{padding:50px 4px 42px}.hero h1{font-size:clamp(44px,14vw,68px)}.hero-copy{font-size:16px}.hero-stats div{flex:100px;min-width:0;padding:12px}.mode-grid{grid-template-columns:1fr}.mode-card{min-height:180px}.mode-accent{margin-bottom:30px}.section-heading{flex-direction:column;align-items:start;gap:5px}.question-card{border-radius:23px;margin-top:22px;padding:24px 17px}.quiz-navigation{grid-template-columns:1fr 1.25fr 1fr;gap:6px;margin-top:12px}.quiz-navigation>button,.quiz-navigation summary{min-height:42px;padding:7px 8px;font-size:12px}.quiz-navigation summary{grid-template-columns:1fr;gap:0}.quiz-navigation summary span{display:none}.question-navigator{grid-template-columns:repeat(4,minmax(60px,1fr));padding:11px;top:48px}.navigator-legend{top:calc(48px + min(56vh,520px))}.question-card h1{font-size:22px}.option{grid-template-columns:34px 1fr;padding:11px;font-size:14px}.option-letter{width:32px;height:32px}.confidence-grid{grid-template-columns:1fr}.confidence-button{text-align:left;grid-template-columns:110px 1fr;align-items:center;display:grid}.confidence-button span{margin:0}.quiz-progress-label span{display:none}.stats-grid,.weakness-list{grid-template-columns:1fr}.weakness-section{padding:21px 17px}.home-nav{gap:10px}.site-header{min-height:64px}.site-desktop-navigation{display:none}.site-mobile-navigation{display:block}.related-concept-buttons{grid-template-columns:1fr}.concept-drawer{width:100%;padding:14px 12px 30px}.drawer-topbar{margin:-14px -12px 12px;padding:13px 14px;top:-14px}.concept-card-full{border-radius:21px;padding:20px 16px}.concept-card-grid{grid-template-columns:1fr;gap:9px}.library-hero{padding-top:48px}.concept-controls{grid-template-columns:1fr}.filter-row{grid-template-columns:repeat(2,1fr);display:grid}.category-filter select{flex:1;max-width:none}.concept-list{grid-template-columns:1fr}.concept-compact-card{min-height:175px}.concept-detail-main{margin-top:24px}.concept-evidence-card,.relation-section,.concept-return-card{padding:21px 16px}.relation-list,.answer-navigation,.return-actions,.drawer-actions,.resume-card,.session-summary{grid-template-columns:1fr}.drawer-actions .primary-button{grid-column:auto}.resume-card{gap:16px;padding:20px 16px}.session-summary{padding:12px}.practice-complete-card{margin-top:42px;padding:30px 18px}.leave-confirmation{padding:24px 18px}.leave-confirmation>div{grid-template-columns:1fr}}@media (width>=761px) and (width<=980px){.concept-controls{grid-template-columns:1fr auto}.category-filter{grid-column:1/-1}.concept-list{grid-template-columns:repeat(2,1fr)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}