:root{--color-sage: #90A68A;--color-amber: #F2B680;--color-tan: #D9B596;--color-cream: #F2E9E4;--color-terracotta: #D95E32;--color-warm-brown: #C4A882;--color-dusty-teal: #8EAEB0;--color-clay: #C2917A;--overlay-light: rgba(255, 255, 255, .15);--overlay-dark: rgba(0, 0, 0, .4);--primary: #D95E32;--primary-hover: #C45229;--primary-pressed: #A8431F;--primary-subtle: rgba(217, 94, 50, .12);--primary-subtle-hover: rgba(217, 94, 50, .25);--secondary: #D9B596;--secondary-hover: #CBAA89;--secondary-pressed: #BDA07D;--secondary-subtle: rgba(217, 181, 150, .2);--accent: #90A68A;--accent-hover: #7A9173;--accent-active: #5A7D53;--accent-subtle: rgba(144, 166, 138, .2);--accent-subtle-hover: rgba(144, 166, 138, .3);--destructive: #B5332A;--destructive-hover: #9C2B23;--destructive-pressed: #83231C;--destructive-subtle: rgba(181, 51, 42, .12);--success: #3D7A50;--success-subtle: rgba(61, 122, 80, .12);--danger: #C0392B;--danger-subtle: rgba(192, 57, 43, .12);--swipe-right: 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var(--space-3);border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary);text-decoration:none;cursor:pointer;border:none;background:none;width:100%;min-height:44px;transition:background-color var(--duration-normal) var(--ease-out)}.profile-menu-item:hover{background:var(--hover-bg)}.profile-menu-item:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.profile-toggle:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}@media(max-width:640px){.header{padding:0 var(--space-4);gap:var(--space-2)}.header-link{padding:var(--space-2) var(--space-3);font-size:var(--text-xs)}.header-link .link-label{display:none}.header-right{gap:var(--space-2)}}.summary-btn{width:100%;padding:var(--space-3);border:1px solid var(--primary);border-radius:var(--radius-md);background:var(--primary-subtle);color:var(--primary-hover);font-size:var(--text-sm);font-weight:var(--font-semibold);cursor:pointer;transition:color var(--duration-normal) var(--ease-out),background-color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out);display:flex;align-items:center;justify-content:center;min-height:44px;position:relative;overflow:hidden}.summary-btn:hover:not(:disabled){background:var(--primary);border-color:var(--primary-hover);color:var(--text-on-primary)}.summary-btn-default{display:flex;align-items:center;gap:var(--space-2);transition:opacity var(--duration-normal) var(--ease-out),transform var(--duration-normal) var(--ease-out)}.summary-btn-hover{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:var(--space-2);opacity:0;transform:translate(20px);transition:opacity var(--duration-normal) var(--ease-out),transform var(--duration-normal) var(--ease-out)}.summary-btn-sep{color:currentColor;opacity:.4;font-weight:var(--font-normal)}.summary-btn-remaining{font-weight:var(--font-medium);opacity:.85}.summary-btn:hover:not(:disabled) .summary-btn-default{opacity:0;transform:translate(-20px)}.summary-btn:hover:not(:disabled) .summary-btn-hover{opacity:1;transform:translate(0)}.summary-btn.loading{background:var(--bg-surface-alt);border-color:var(--border-default);color:var(--text-secondary);cursor:wait}.summary-btn.disabled{background:var(--disabled-bg);border-color:var(--disabled-border);color:var(--disabled-text);cursor:not-allowed}.summary-btn-signin{border-color:var(--secondary);background:var(--secondary-subtle);color:var(--secondary-hover)}.summary-btn-signin:hover{background:var(--secondary);border-color:var(--secondary-hover);color:var(--text-primary)}.summary-btn .spinner-icon{width:var(--icon-sm);height:var(--icon-sm);animation:spin .8s linear infinite;color:var(--primary)}.summary-content{background:var(--bg-surface-alt);border-radius:var(--radius-sm);padding:var(--space-4);border-left:3px solid var(--primary);animation:slideUp var(--duration-slow) var(--ease-out)}.summary-header{display:flex;align-items:baseline;gap:var(--space-3);margin-bottom:var(--space-2)}.summary-label{font-size:var(--text-xs);font-weight:var(--font-bold);text-transform:uppercase;letter-spacing:var(--tracking-wide);color:var(--primary)}.summary-attribution{display:flex;align-items:baseline;gap:var(--space-1);font-size:var(--text-xs);color:var(--text-tertiary);line-height:1}.summary-source{font-weight:var(--font-semibold)}.summary-source-pdf{color:var(--primary)}.summary-source-abstract{color:var(--text-tertiary)}.summary-author{font-weight:var(--font-medium)}.summary-attr-sep{opacity:.5}.summary-text{font-size:var(--text-sm);line-height:var(--leading-relaxed);color:var(--text-primary);margin:0;white-space:pre-wrap}.summary-votes{display:flex;align-items:center;gap:var(--space-2);margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--border-default)}.vote-btn{display:inline-flex;align-items:center;gap:var(--space-1);height:28px;padding:0 var(--space-2);border:1px solid var(--border-default);border-radius:var(--radius-full, 9999px);background:transparent;color:var(--text-tertiary);font-size:var(--text-xs);cursor:pointer;transition:color var(--duration-normal) var(--ease-out),background-color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out)}.vote-btn:hover:not(:disabled){color:var(--text-secondary);border-color:var(--text-tertiary)}.vote-btn:disabled{cursor:default}.vote-btn.vote-like.active{color:var(--primary);background:var(--primary-subtle);border-color:var(--primary)}.vote-btn.vote-dislike.active{color:var(--secondary, var(--text-secondary));background:var(--secondary-subtle, var(--bg-surface-alt));border-color:var(--secondary, var(--text-secondary))}.vote-count{font-variant-numeric:tabular-nums}.swipe-card{position:absolute;width:100%;max-width:560px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--elevation-2);overflow:hidden;touch-action:pan-y;-webkit-user-select:none;user-select:none;will-change:transform}.swipe-card.threshold-pulse{animation:thresholdPop var(--duration-normal) var(--ease-spring)}@keyframes thresholdPop{0%{scale:1}50%{scale:1.02}to{scale:1}}.swipe-card:hover:not(.swiping):not(.exiting){box-shadow:var(--elevation-3)}.swipe-card.swiping{box-shadow:var(--elevation-4)}.swipe-overlay{position:absolute;inset:0;border-radius:var(--radius-lg);pointer-events:none;z-index:1;transition:opacity var(--duration-fast) var(--ease-out)}.swipe-indicator{position:absolute;top:var(--space-6);font-size:var(--text-2xl);font-weight:var(--font-bold);letter-spacing:var(--tracking-wide);padding:var(--space-1) var(--space-4);border-radius:var(--radius-md);border:3px solid;z-index:10;transform:rotate(-15deg)}.swipe-indicator.save{right:var(--space-6);color:var(--primary);border-color:var(--primary);background:var(--swipe-right-overlay);transform:rotate(15deg)}.swipe-indicator.skip{left:var(--space-6);color:var(--text-tertiary);border-color:var(--text-tertiary);background:var(--swipe-left-overlay)}.swipe-indicator.indicator-pop{animation:indicatorPop var(--duration-normal) var(--ease-spring)}.swipe-indicator.save.indicator-pop{--indicator-rotation: 15deg}.swipe-indicator.skip.indicator-pop{--indicator-rotation: -15deg}@keyframes indicatorPop{0%{transform:rotate(var(--indicator-rotation, -15deg)) scale(1)}50%{transform:rotate(var(--indicator-rotation, -15deg)) scale(1.15)}to{transform:rotate(var(--indicator-rotation, -15deg)) scale(1)}}.card-content{position:relative;padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-3);max-height:calc(100dvh - var(--header-height) - 140px);overflow-y:auto;overscroll-behavior:contain;touch-action:pan-y}.card-divider{border:none;border-top:1px solid var(--border-subtle);margin:var(--space-1) 0}.swipe-card:after{content:"";position:absolute;bottom:0;left:0;right:0;height:var(--space-8);background:linear-gradient(to top,var(--bg-surface),transparent);pointer-events:none;z-index:2;border-radius:0 0 var(--radius-lg) var(--radius-lg)}.card-headline{font-size:var(--text-lg);font-weight:var(--font-semibold);line-height:var(--leading-snug);color:var(--text-primary);margin:0}.card-title{font-size:var(--text-xl);font-weight:var(--font-semibold);line-height:var(--leading-snug);color:var(--text-secondary);margin:0}.section-label{font-size:var(--text-xs);font-weight:var(--font-semibold);text-transform:uppercase;letter-spacing:var(--tracking-widest);color:var(--text-tertiary);margin:0}.card-authors{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-normal)}.author .institution{color:var(--text-tertiary);font-size:var(--text-xs)}.more-authors{color:var(--text-tertiary);font-style:italic}.card-meta{display:flex;flex-wrap:wrap;gap:var(--space-2);font-size:var(--text-xs);color:var(--text-tertiary)}.meta-item:not(:last-child):after{content:"·";margin-left:var(--space-2)}.card-topics{display:flex;flex-wrap:wrap;gap:var(--space-2)}.topic-chip{font-size:var(--text-xs);font-weight:var(--font-medium);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);background:var(--secondary-subtle);border:1px solid var(--secondary);color:var(--text-secondary);white-space:nowrap}.card-abstract{font-size:var(--text-base);line-height:var(--leading-relaxed);color:var(--text-secondary)}.card-abstract p{margin:0}.expand-btn{background:none;border:none;color:var(--primary);font-size:var(--text-sm);font-weight:var(--font-semibold);cursor:pointer;padding:var(--space-2) 0;margin-top:var(--space-1);min-height:44px;display:inline-flex;align-items:center;gap:var(--space-1)}.expand-btn:hover{color:var(--primary-hover)}.card-links{display:flex;gap:var(--space-2);padding-top:var(--space-1)}.card-link{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary);text-decoration:none;padding:var(--space-3) var(--space-5);border:1px solid var(--secondary);border-radius:var(--radius-md);transition:color var(--duration-normal) var(--ease-out),background-color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out);min-height:44px}.card-link:hover{background:var(--secondary-subtle);border-color:var(--secondary-hover);color:var(--text-primary)}.card-link.doi-link{letter-spacing:var(--tracking-wide)}@media(max-width:768px){.card-content{padding:var(--space-4);gap:var(--space-2);max-height:calc(100dvh - var(--header-height) - 180px - env(safe-area-inset-bottom,0px))}.card-headline{font-size:var(--text-base)}.card-title{font-size:var(--text-lg)}.swipe-indicator{font-size:var(--text-xl);padding:var(--space-1) var(--space-3)}.card-link{padding:var(--space-2) var(--space-4);font-size:var(--text-xs)}}.card-stack-wrapper{display:flex;flex-direction:column;align-items:center;width:100%}.card-stack{position:relative;width:100%;max-width:560px;min-height:400px;margin:0 auto;display:flex;align-items:flex-start;justify-content:center}.card-behind{position:absolute;width:100%;pointer-events:none}.card-behind .swipe-card{transform:scale(.97);opacity:.65;box-shadow:var(--elevation-1);animation:none}.card-stack>.swipe-card{position:relative;animation:cardEntrance var(--duration-slow) var(--ease-spring) both}.swipe-hints{position:absolute;top:calc(-1 * var(--space-8));left:0;right:0;display:flex;justify-content:space-between;padding:0 var(--space-2)}.hint{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);font-weight:var(--font-semibold);text-transform:uppercase;letter-spacing:var(--tracking-wide);color:var(--text-tertiary)}.card-stack-empty{text-align:center;padding:var(--space-12) var(--space-6);color:var(--text-secondary);animation:fadeIn var(--duration-slow) var(--ease-out)}.empty-icon{display:block;margin:0 auto var(--space-4);color:var(--primary)}.card-stack-empty h2{margin:0 0 var(--space-2);color:var(--text-primary);font-size:var(--text-xl);font-weight:var(--font-semibold)}.card-stack-empty p{margin:0;font-size:var(--text-sm)}.card-stack-loading{width:100%;max-width:560px;margin:0 auto}.skeleton-card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-4);box-shadow:var(--elevation-2)}.skeleton-line{border-radius:var(--radius-sm);background:linear-gradient(110deg,var(--bg-surface-alt) 30%,var(--bg-surface) 50%,var(--bg-surface-alt) 70%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite}.skeleton-headline{height:1.5rem;width:75%}.skeleton-chips{display:flex;gap:var(--space-2)}.skeleton-chip{height:1.75rem;width:4.5rem;border-radius:var(--radius-full)}.skeleton-title{height:1.75rem;width:100%}.skeleton-title.short{width:65%}.skeleton-meta{height:.875rem;width:50%}.skeleton-body{height:1rem;width:100%}.skeleton-body.medium{width:85%}.skeleton-body.short{width:60%}.skeleton-buttons{display:flex;gap:var(--space-2);padding-top:var(--space-1)}.skeleton-button{height:2.75rem;width:7.5rem;border-radius:var(--radius-md)}.swipe-actions{position:relative;z-index:2;display:flex;justify-content:center;gap:var(--space-6);padding-top:var(--space-6)}.swipe-action-btn{width:56px;height:56px;min-width:44px;min-height:44px;border-radius:var(--radius-full);border:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:transform var(--duration-fast) var(--ease-spring),box-shadow var(--duration-normal) var(--ease-out)}.swipe-action-btn:active:not(:disabled){transform:scale(.93)}.swipe-action-btn:disabled{opacity:.5;cursor:not-allowed}.undo-btn{width:44px;height:44px;background:var(--bg-surface);border:1.5px solid var(--border-default);color:var(--text-tertiary);box-shadow:var(--elevation-1)}.undo-btn:hover:not(:disabled){border-color:var(--text-tertiary);color:var(--text-secondary);box-shadow:var(--elevation-2)}.undo-btn:disabled{opacity:.45}.skip-btn{background:var(--bg-surface);border:2px solid var(--border-default);color:var(--text-secondary);box-shadow:var(--elevation-1)}.skip-btn:hover:not(:disabled){border-color:var(--text-tertiary);color:var(--text-primary);box-shadow:var(--elevation-2)}.save-btn{background:var(--primary);color:var(--text-on-primary);box-shadow:var(--elevation-2)}.save-btn:hover:not(:disabled){background:var(--primary-hover);box-shadow:var(--elevation-3)}.save-btn--celebrating{animation:savePulse var(--duration-slow) var(--ease-spring)}@keyframes savePulse{0%{transform:scale(1)}40%{transform:scale(1.12)}to{transform:scale(1)}}.sparkle-burst{position:absolute;top:50%;left:50%;width:0;height:0;z-index:20;pointer-events:none}.sparkle{position:absolute;width:8px;height:8px;border-radius:var(--radius-full);background:var(--primary);opacity:0;animation:sparkleBurst .45s var(--ease-out) forwards}.sparkle-1{animation-delay:0ms;--sparkle-x: -40px;--sparkle-y: -60px}.sparkle-2{animation-delay:30ms;--sparkle-x: 50px;--sparkle-y: -45px}.sparkle-3{animation-delay:60ms;--sparkle-x: 65px;--sparkle-y: 20px}.sparkle-4{animation-delay:20ms;--sparkle-x: -55px;--sparkle-y: 35px}.sparkle-5{animation-delay:50ms;--sparkle-x: 15px;--sparkle-y: -70px;width:6px;height:6px}.sparkle-6{animation-delay:40ms;--sparkle-x: -25px;--sparkle-y: 55px;width:6px;height:6px}@keyframes sparkleBurst{0%{opacity:1;transform:translate(0) scale(.5)}60%{opacity:1;transform:translate(var(--sparkle-x),var(--sparkle-y)) scale(1)}to{opacity:0;transform:translate(calc(var(--sparkle-x) * 1.3),calc(var(--sparkle-y) * 1.3)) scale(.3)}}.onboarding-card{position:relative}.onboarding-content{text-align:center;align-items:center}.onboarding-icon-row{color:var(--primary);margin-bottom:var(--space-2)}.onboarding-text{font-size:var(--text-base);line-height:var(--leading-relaxed);color:var(--text-secondary);margin:0;max-width:340px}.onboarding-instructions{display:flex;flex-direction:column;gap:var(--space-3);width:100%;max-width:300px}.onboarding-instruction{display:flex;align-items:center;gap:var(--space-3);font-size:var(--text-sm);color:var(--text-secondary)}.onboarding-instruction svg{color:var(--primary);flex-shrink:0}.onboarding-instruction kbd{font-family:var(--font-mono);font-size:var(--text-xs);padding:var(--space-1) var(--space-2);background:var(--bg-surface-alt);border:1px solid var(--border-default);border-radius:var(--radius-sm)}.onboarding-dismiss{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-on-primary);background:var(--primary);border:none;border-radius:var(--radius-md);padding:var(--space-3) var(--space-5);cursor:pointer;min-height:44px;box-shadow:var(--elevation-1);transition:background-color var(--duration-normal) var(--ease-out),box-shadow var(--duration-normal) var(--ease-out);animation:fadeIn var(--duration-slow) var(--ease-out) .5s both}.onboarding-dismiss:hover{background:var(--primary-hover);box-shadow:var(--elevation-2)}@media(max-width:768px){.swipe-hints{display:none}.card-stack{min-height:300px}.swipe-actions{gap:var(--space-4);padding-top:var(--space-3);padding-bottom:env(safe-area-inset-bottom,0px)}.swipe-action-btn{width:48px;height:48px}.undo-btn{width:40px;height:40px}}@media(min-width:769px){.card-stack-wrapper{position:relative;max-width:560px;margin:0 auto}.swipe-actions .undo-btn{position:absolute;left:calc(-44px - var(--space-6));top:50%;transform:translateY(-50%)}}.empty-actions{display:flex;gap:var(--space-3);margin-top:var(--space-6);justify-content:center;flex-wrap:wrap}.rh-settings-backdrop{position:fixed;inset:0;z-index:var(--z-modal);background:var(--overlay-dark)}.rh-settings-popup{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:var(--z-popover);width:360px;max-width:calc(100vw - var(--space-8));max-height:calc(100vh - var(--space-16));display:flex;flex-direction:column;overflow:hidden;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--elevation-4);animation:dropdownFadeIn var(--duration-normal) var(--ease-out)}.rh-settings-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--border-subtle);flex-shrink:0}.rh-settings-title{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary);margin:0}.rh-settings-close{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:none;border-radius:var(--radius-sm);color:var(--text-tertiary);cursor:pointer;transition:background-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.rh-settings-close:hover{background:var(--hover-bg);color:var(--text-primary)}.rh-settings-body{flex:1;overflow-y:auto;min-height:0;padding:var(--space-3) var(--space-4) var(--space-4);scrollbar-width:thin}.rh-settings-body::-webkit-scrollbar{width:4px}.rh-settings-body::-webkit-scrollbar-thumb{background:var(--border-default);border-radius:var(--radius-full)}.rh-settings-section{margin-bottom:var(--space-4)}.rh-settings-section:last-child{margin-bottom:0}.rh-settings-section-label{font-size:var(--text-xs);font-weight:var(--font-semibold);text-transform:uppercase;letter-spacing:var(--tracking-wide);color:var(--text-tertiary);margin:0 0 var(--space-2)}.rh-date-presets{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-bottom:var(--space-2)}.rh-date-custom{display:flex;gap:var(--space-2);align-items:center}.rh-date-label{font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--text-tertiary);flex-shrink:0}.rh-date-input{flex:1;min-width:0;height:36px;padding:var(--space-1) var(--space-2);font-size:var(--text-xs);font-family:var(--font-sans);color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-sm);transition:border-color var(--duration-fast) var(--ease-out)}.rh-date-input:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 2px var(--focus-ring)}.rh-keywords-input{width:100%;height:36px;padding:var(--space-1) var(--space-3);font-size:var(--text-sm);font-family:var(--font-sans);color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-md);transition:border-color var(--duration-fast) var(--ease-out)}.rh-keywords-input:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 2px var(--focus-ring)}.rh-keywords-input::placeholder{color:var(--text-tertiary)}.rh-topic-search{width:100%;height:36px;padding:var(--space-1) var(--space-2);font-size:var(--text-xs);font-family:var(--font-sans);color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-sm);margin-bottom:var(--space-2);transition:border-color var(--duration-fast) var(--ease-out)}.rh-topic-search:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 2px var(--focus-ring)}.rh-topic-search::placeholder{color:var(--text-tertiary)}.rh-topic-results{max-height:180px;overflow-y:auto;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);scrollbar-width:thin}.rh-topic-results::-webkit-scrollbar{width:4px}.rh-topic-results::-webkit-scrollbar-thumb{background:var(--border-default);border-radius:var(--radius-full)}.rh-topic-result{display:flex;align-items:center;gap:var(--space-2);width:100%;min-height:44px;padding:var(--space-2);border:none;background:none;text-align:left;cursor:pointer;transition:background-color var(--duration-fast) var(--ease-out)}.rh-topic-result:hover{background:var(--hover-bg)}.rh-topic-result:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring);border-radius:var(--radius-sm)}.rh-topic-result+.rh-topic-result{border-top:1px solid var(--border-subtle)}.rh-topic-result-info{flex:1;min-width:0}.rh-topic-result-name{font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--text-primary);display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rh-topic-result-hierarchy{font-size:10px;color:var(--text-tertiary);display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rh-topic-result-add{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:24px;height:24px;border:1px solid var(--border-default);background:none;border-radius:var(--radius-sm);color:var(--text-tertiary);pointer-events:none;padding:0;transition:all var(--duration-fast) var(--ease-out)}.rh-topic-result:hover .rh-topic-result-add{border-color:var(--accent);color:var(--accent);background:var(--accent-subtle)}.rh-topic-no-results{padding:var(--space-3) 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var(--secondary);border-radius:var(--radius-md);background:none;color:var(--text-secondary);font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;transition:border-color var(--duration-normal) var(--ease-out),color var(--duration-normal) var(--ease-out),background-color var(--duration-normal) var(--ease-out)}.discover-browse-filtered:hover{border-color:var(--primary);color:var(--primary-hover);background:var(--primary-subtle)}.discover-browse-filtered:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.discover-create-rabbit-hole{display:flex;align-items:center;justify-content:center;gap:var(--space-2);width:100%;padding:var(--space-3) var(--space-4);margin-bottom:var(--space-6);border:1px dashed var(--border-default);border-radius:var(--radius-md);background:none;color:var(--text-tertiary);font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;transition:color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out),background-color var(--duration-normal) var(--ease-out)}.discover-create-rabbit-hole:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-subtle)}.discover-create-rabbit-hole:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.discover-cached-section{margin-bottom:var(--space-6)}.discover-cached-grid{display:flex;flex-direction:column;gap:var(--space-2)}.discover-cached-card{display:flex;flex-direction:column;gap:var(--space-1);padding:var(--space-3) var(--space-4);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-md);cursor:pointer;text-align:left;transition:border-color var(--duration-normal) var(--ease-out),background-color var(--duration-normal) var(--ease-out)}.discover-cached-card:hover{border-color:var(--accent);background:var(--accent-subtle)}.discover-cached-card:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.discover-cached-title{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary);line-height:var(--leading-snug);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.discover-cached-headline{font-size:var(--text-xs);color:var(--text-secondary);line-height:var(--leading-normal);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.discover-cached-meta{font-size:var(--text-xs);color:var(--text-tertiary)}.discover-section-title{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--secondary);text-transform:uppercase;letter-spacing:var(--tracking-wide);margin-bottom:var(--space-4)}.discover-section-title-icon{vertical-align:text-bottom;margin-right:var(--space-1)}.discover-skeleton-name{width:70%;height:var(--text-base)}.discover-skeleton-hierarchy{width:90%;height:var(--text-xs);margin-top:var(--space-2)}.discover-domain-section{margin-bottom:var(--space-6)}.discover-domain-section:last-child{margin-bottom:0}.discover-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--space-3)}.discover-topic-card{display:flex;flex-direction:column;gap:var(--space-1);padding:var(--space-4);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-md);cursor:pointer;text-align:left;transition:border-color var(--duration-normal) var(--ease-out),box-shadow var(--duration-normal) var(--ease-out),transform var(--duration-fast) var(--ease-spring),background-color var(--duration-normal) var(--ease-out)}.discover-topic-card:nth-child(3n+1):hover{border-color:var(--primary);box-shadow:0 2px 8px var(--primary-subtle);transform:translateY(-1px);background:var(--primary-subtle)}.discover-topic-card:nth-child(3n+2):hover{border-color:var(--secondary);box-shadow:0 2px 8px var(--secondary-subtle);transform:translateY(-1px);background:var(--secondary-subtle)}.discover-topic-card:nth-child(3n+3):hover{border-color:var(--accent);box-shadow:0 2px 8px var(--accent-subtle);transform:translateY(-1px);background:var(--accent-subtle)}.discover-topic-card:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.discover-topic-name{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary);line-height:var(--leading-snug)}.discover-topic-hierarchy{font-size:var(--text-xs);line-height:var(--leading-normal);color:var(--text-tertiary)}.discover-topic-skeleton{pointer-events:none;min-height:72px}.discover-topic-skeleton .skeleton-line{background:var(--border-subtle);border-radius:var(--radius-sm);animation:skeletonPulse 1.5s ease-in-out infinite}@keyframes skeletonPulse{0%,to{opacity:.4}50%{opacity:.8}}.discover-empty{grid-column:1 / -1;text-align:center;color:var(--text-secondary);font-size:var(--text-sm);padding:var(--space-8) 0}.discover-empty-icon{display:block;margin:0 auto var(--space-2)}.discover-empty-retry{margin-top:var(--space-3)}@media(max-width:640px){.discover-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:var(--space-2)}.discover-topic-card{padding:var(--space-3)}}.saved-container{display:flex;flex-direction:column;gap:var(--space-4)}.project-tabs{display:flex;gap:var(--space-2);align-items:center;overflow-x:auto;scrollbar-width:none;-webkit-mask-image:linear-gradient(90deg,transparent 0,black var(--space-2),black calc(100% - var(--space-4)),transparent);mask-image:linear-gradient(90deg,transparent 0,black var(--space-2),black calc(100% - var(--space-4)),transparent);padding:var(--space-1) var(--space-2)}.project-tabs::-webkit-scrollbar{display:none}.project-tab{font-size:var(--text-sm);font-weight:var(--font-medium);padding:var(--space-2) var(--space-3);border-radius:var(--radius-full);border:1px solid var(--border-default);background:var(--bg-surface);color:var(--text-secondary);cursor:pointer;transition:color var(--duration-fast) var(--ease-spring),background-color var(--duration-fast) var(--ease-spring),border-color var(--duration-fast) var(--ease-spring);min-height:44px;display:inline-flex;align-items:center;flex-shrink:0;white-space:nowrap}.project-tab:hover{border-color:var(--primary);color:var(--primary)}.project-tab.active{background:var(--primary);color:var(--text-on-primary);border-color:var(--primary)}.project-tab.new{border-style:dashed;color:var(--text-tertiary)}.project-tab.new:hover{border-color:var(--primary);color:var(--primary)}.project-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-2) 0}.project-header-name{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary)}.project-header-delete{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--text-tertiary);background:none;border:1px solid var(--border-default);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);cursor:pointer;min-height:44px;transition:color var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out)}.project-header-delete:hover{color:var(--destructive);border-color:var(--destructive);background:var(--destructive-subtle)}.new-project-form{display:flex;gap:var(--space-2);align-items:center;animation:slideUp var(--duration-slow) var(--ease-out)}.new-project-input{flex:1;padding:var(--space-3) var(--space-4);font-size:var(--text-sm);border:1px solid var(--border-default);border-radius:var(--radius-md);background:var(--bg-surface);color:var(--text-primary);min-height:44px}.new-project-input::placeholder{color:var(--text-tertiary)}.new-project-input:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 3px var(--focus-ring)}.new-project-submit{padding:var(--space-3) var(--space-5);font-size:var(--text-sm);font-weight:var(--font-semibold);border:none;border-radius:var(--radius-md);background:var(--primary);color:var(--text-on-primary);cursor:pointer;transition:background-color var(--duration-normal) var(--ease-out),transform var(--duration-normal) var(--ease-out);min-height:44px}.new-project-submit:hover{background:var(--primary-hover)}.new-project-submit:active{background:var(--primary-pressed);transform:scale(.97)}.new-project-cancel{padding:var(--space-3) var(--space-5);font-size:var(--text-sm);font-weight:var(--font-medium);border:1px solid var(--border-default);border-radius:var(--radius-md);background:none;color:var(--text-secondary);cursor:pointer;min-height:44px;transition:color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out)}.new-project-cancel:hover{border-color:var(--text-tertiary);color:var(--text-primary)}.saved-toolbar{display:flex;gap:var(--space-3);align-items:center}.saved-search{flex:1;position:relative;display:flex;align-items:center}.saved-search-icon{position:absolute;left:var(--space-3);color:var(--text-tertiary);pointer-events:none}.saved-search-input{width:100%;padding:var(--space-3) var(--space-4) var(--space-3) calc(var(--space-3) + 16px + var(--space-2));font-size:var(--text-sm);border:1px solid var(--border-default);border-radius:var(--radius-md);background:var(--bg-surface);color:var(--text-primary);min-height:44px}.saved-search-input::placeholder{color:var(--text-tertiary)}.saved-search-input:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 3px var(--focus-ring)}.saved-sort-select{font-size:var(--text-sm);padding:var(--space-3) var(--space-4);border:1px solid var(--border-default);border-radius:var(--radius-md);background:var(--bg-surface);color:var(--text-secondary);cursor:pointer;min-height:44px;flex-shrink:0}.saved-sort-select:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 3px var(--focus-ring)}.saved-list{display:flex;flex-direction:column;gap:var(--space-3)}.saved-item{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:var(--space-5);box-shadow:var(--elevation-1);display:flex;justify-content:space-between;gap:var(--space-4);transition:box-shadow var(--duration-normal) var(--ease-out)}.saved-item.has-project{--project-accent-0: var(--color-sage);--project-accent-1: var(--color-amber);--project-accent-2: var(--color-warm-brown);--project-accent-3: var(--color-dusty-teal);--project-accent-4: var(--color-clay);box-shadow:inset 3px 0 0 var(--_accent, transparent),var(--elevation-1)}.saved-item:hover{box-shadow:var(--elevation-2)}.saved-item.has-project:hover{box-shadow:inset 3px 0 0 var(--_accent, transparent),var(--elevation-2)}.saved-checkbox-label{display:flex;align-items:flex-start;padding-top:var(--space-1);flex-shrink:0}.saved-checkbox{position:absolute;opacity:0;width:0;height:0}.saved-checkbox-visual{width:20px;height:20px;border:2px solid var(--border-default);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:border-color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out)}.saved-checkbox:checked+.saved-checkbox-visual{background:var(--primary);border-color:var(--primary)}.saved-checkbox:checked+.saved-checkbox-visual:after{content:"";width:6px;height:10px;border:solid var(--text-on-primary);border-width:0 2px 2px 0;transform:rotate(45deg) translateY(-1px)}.saved-checkbox:focus-visible+.saved-checkbox-visual{box-shadow:0 0 0 3px var(--focus-ring)}.saved-item.selected{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 5%,var(--bg-surface))}.project-badge{font-size:var(--text-xs);font-weight:var(--font-semibold);padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);background:color-mix(in srgb,var(--_accent, var(--border-default)) 20%,var(--bg-surface));color:var(--text-secondary);border:1px solid color-mix(in srgb,var(--_accent, var(--border-default)) 30%,transparent);width:fit-content;line-height:1}.saved-item-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:var(--space-2)}.saved-headline{font-size:var(--text-base);font-weight:var(--font-bold);color:var(--text-primary);line-height:var(--leading-snug)}.saved-title{margin:0;font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-secondary);line-height:var(--leading-snug)}.saved-meta{font-size:var(--text-xs);color:var(--text-tertiary)}.saved-summary{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed);margin:var(--space-1) 0 0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.saved-topics{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-top:var(--space-1)}.topic-chip.small{font-size:var(--text-xs);padding:var(--space-1) var(--space-2)}.saved-move{margin-top:var(--space-2)}.saved-move-select{font-size:var(--text-sm);padding:var(--space-2) var(--space-3);border:1px solid var(--border-default);border-radius:var(--radius-md);background:var(--bg-surface);color:var(--text-secondary);cursor:pointer;min-height:44px}.saved-move-select:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 3px var(--focus-ring)}.saved-item-actions{display:flex;flex-direction:column;gap:var(--space-2);flex-shrink:0}.saved-link{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-1);font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary);text-decoration:none;padding:var(--space-3) var(--space-4);border:1px solid var(--secondary);border-radius:var(--radius-md);text-align:center;transition:color var(--duration-normal) var(--ease-out),background-color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out);min-height:44px}.saved-link:hover{background:var(--secondary-subtle);border-color:var(--secondary-hover);color:var(--text-primary)}.saved-remove{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-tertiary);background:none;border:1px solid var(--border-default);border-radius:var(--radius-md);padding:var(--space-3) var(--space-4);cursor:pointer;transition:color var(--duration-normal) var(--ease-out),background-color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out);min-height:44px}.saved-remove:hover{color:var(--destructive);border-color:var(--destructive);background:var(--destructive-subtle)}.saved-empty,.saved-loading{text-align:center;padding:var(--space-12) var(--space-6);color:var(--text-secondary);animation:fadeIn var(--duration-slow) var(--ease-out)}.saved-empty-icon{display:block;margin-left:auto;margin-right:auto;color:var(--primary);margin-bottom:var(--space-4)}.saved-empty h3{margin:0 0 var(--space-2);color:var(--text-primary);font-size:var(--text-xl);font-weight:var(--font-semibold)}.saved-empty p{margin:0;font-size:var(--text-sm)}.saved-empty-actions{display:flex;gap:var(--space-3);margin-top:var(--space-6);justify-content:center}.bulk-action-bar{position:sticky;bottom:var(--space-4);display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--bg-surface);border:1px solid var(--primary);border-radius:var(--radius-lg);box-shadow:var(--elevation-3);z-index:var(--z-sticky, 10);animation:slideUp var(--duration-slow) var(--ease-out)}.bulk-count{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary);white-space:nowrap}.bulk-select-all{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--primary);background:none;border:none;cursor:pointer;padding:var(--space-2) var(--space-3);min-height:44px;white-space:nowrap}.bulk-select-all:hover{text-decoration:underline}.bulk-move-select{font-size:var(--text-sm);padding:var(--space-2) var(--space-3);border:1px solid var(--border-default);border-radius:var(--radius-md);background:var(--bg-surface);color:var(--text-secondary);cursor:pointer;min-height:44px}.bulk-move-select:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 3px var(--focus-ring)}.bulk-cancel{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-tertiary);background:none;border:1px solid var(--border-default);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);cursor:pointer;min-height:44px;margin-left:auto;white-space:nowrap}.bulk-cancel:hover{color:var(--text-primary);border-color:var(--text-tertiary)}@media(max-width:640px){.saved-toolbar{flex-direction:column}.saved-sort-select{width:100%}.saved-item{flex-direction:column;padding:var(--space-4)}.saved-item-actions{flex-direction:row}.bulk-action-bar{flex-wrap:wrap}}.settings-page{max-width:560px;margin-left:auto;margin-right:auto;padding-top:var(--space-10)}.settings-page .page-title{text-align:center;font-size:var(--text-xl);color:var(--text-secondary);font-weight:var(--font-semibold);margin-bottom:var(--space-8)}.settings-empty{text-align:center;color:var(--text-secondary);padding:var(--space-12) var(--space-6);animation:fadeIn var(--duration-slow) var(--ease-out)}.settings-empty-icon{display:block;margin-left:auto;margin-right:auto;color:var(--primary);margin-bottom:var(--space-4)}.settings-empty-title{margin:0 0 var(--space-2);color:var(--text-primary);font-size:var(--text-xl);font-weight:var(--font-semibold)}.settings-empty-text{margin:0 auto;font-size:var(--text-sm);max-width:400px}.settings-empty-actions{display:flex;gap:var(--space-3);margin-top:var(--space-6);justify-content:center}.settings-card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--elevation-1)}.settings-section{margin-top:var(--space-8)}.settings-section:first-child{margin-top:0}.settings-section+.settings-section{padding-top:var(--space-8);border-top:1px solid var(--border-subtle)}.settings-section-title{font-size:var(--text-lg);font-weight:var(--font-semibold);margin:0 0 var(--space-4);color:var(--text-primary)}.settings-field{margin-bottom:var(--space-4)}.settings-label{display:block;font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-secondary);margin-bottom:var(--space-2)}.settings-select{width:100%;padding:var(--space-3) var(--space-4);font-size:var(--text-base);border:1px solid var(--border-default);border-radius:var(--radius-md);background:var(--bg-surface);color:var(--text-primary);cursor:pointer;min-height:44px;transition:border-color var(--duration-fast) var(--ease-out)}.settings-select:focus-visible{outline:2px solid transparent;border-color:var(--primary);box-shadow:0 0 0 3px var(--focus-ring)}.settings-checkbox-label{display:flex;align-items:center;gap:var(--space-3);font-size:var(--text-sm);color:var(--text-secondary);cursor:pointer;min-height:44px}.settings-checkbox-label input[type=checkbox]{accent-color:var(--primary);width:18px;height:18px;cursor:pointer}.settings-segmented{display:flex;gap:var(--space-2)}.settings-segmented-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);min-height:44px;font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-secondary);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-md);cursor:pointer;transition:background-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out)}.settings-segmented-btn:hover{background:var(--hover-bg);color:var(--text-primary)}.settings-segmented-btn.active{background:var(--primary);color:var(--text-on-primary);border-color:var(--primary)}.settings-segmented-btn.active:hover{background:var(--primary-hover)}.settings-segmented-btn:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.settings-toggle{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);min-height:44px;cursor:pointer}.settings-toggle-label{font-size:var(--text-sm);color:var(--text-secondary)}.settings-toggle-track{position:relative;width:44px;height:24px;background:var(--toggle-bg);border-radius:var(--radius-full);transition:background-color var(--duration-fast) var(--ease-out);flex-shrink:0}.settings-toggle.active .settings-toggle-track{background:var(--toggle-bg-active)}.settings-toggle-thumb{position:absolute;top:2px;left:2px;width:20px;height:20px;background:var(--toggle-thumb);border-radius:var(--radius-full);box-shadow:var(--elevation-1);transition:transform var(--duration-fast) var(--ease-out)}.settings-toggle.active .settings-toggle-thumb{transform:translate(20px)}.settings-toggle:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring);border-radius:var(--radius-md)}.settings-info-row{display:flex;align-items:center;justify-content:space-between;padding:var(--space-3) 0;min-height:44px}.settings-info-row+.settings-info-row{border-top:1px solid var(--border-subtle)}.settings-info-label{font-size:var(--text-sm);color:var(--text-secondary)}.settings-info-value{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary);display:flex;align-items:center;gap:var(--space-2)}.settings-info-value .token-icon{color:var(--primary)}.settings-info-hint{font-size:var(--text-xs);color:var(--text-tertiary);margin-top:var(--space-1)}.settings-filter-chips{display:flex;flex-wrap:wrap;gap:var(--space-2)}.settings-actions{display:flex;align-items:center;gap:var(--space-3);margin-top:var(--space-5);padding-top:var(--space-5);border-top:1px solid var(--border-subtle);position:sticky;bottom:0;background:var(--bg-surface);padding-bottom:var(--space-4);z-index:1}.settings-actions.has-changes{animation:fadeIn var(--duration-normal) var(--ease-out)}.settings-save-btn{padding:var(--space-3) var(--space-6);font-size:var(--text-sm);font-weight:var(--font-semibold);border:none;border-radius:var(--radius-md);background:var(--primary);color:var(--text-on-primary);cursor:pointer;transition:background-color var(--duration-normal) var(--ease-out),box-shadow var(--duration-normal) var(--ease-out),transform var(--duration-normal) var(--ease-out);min-height:44px;box-shadow:var(--elevation-1)}.settings-save-btn:hover{background:var(--primary-hover);box-shadow:var(--elevation-2)}.settings-save-btn:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.settings-save-btn:active{background:var(--primary-pressed);transform:scale(.97)}.settings-save-btn:disabled{background:var(--disabled-bg);color:var(--disabled-text);box-shadow:none;cursor:not-allowed}.settings-unsaved-hint{font-size:var(--text-xs);color:var(--primary);font-weight:var(--font-medium);animation:fadeIn var(--duration-normal) var(--ease-out)}@media(max-width:640px){.settings-page{padding-top:var(--space-6)}.settings-page .page-title{margin-bottom:var(--space-6)}.settings-segmented{flex-direction:column}}.profile-page{max-width:720px;margin-left:auto;margin-right:auto;padding-top:var(--space-10)}.profile-page .page-title{text-align:center;font-size:var(--text-xl);color:var(--text-secondary);font-weight:var(--font-semibold);margin-bottom:var(--space-8)}.profile-empty{text-align:center;color:var(--text-secondary);padding:var(--space-12) var(--space-6);animation:fadeIn var(--duration-slow) var(--ease-out)}.profile-empty-icon{display:block;margin-left:auto;margin-right:auto;color:var(--primary);margin-bottom:var(--space-4)}.profile-empty-title{margin:0 0 var(--space-2);color:var(--text-primary);font-size:var(--text-xl);font-weight:var(--font-semibold)}.profile-empty-text{margin:0 auto;font-size:var(--text-sm);max-width:400px}.profile-empty-actions{display:flex;gap:var(--space-3);margin-top:var(--space-6);justify-content:center}.profile-header{display:flex;align-items:center;gap:var(--space-4);margin-bottom:var(--space-4)}.profile-avatar{width:56px;height:56px;border-radius:var(--radius-full);background:var(--primary-subtle);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.profile-user-info{min-width:0}.profile-name{font-size:var(--text-xl);font-weight:var(--font-bold);color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-email-secondary{font-size:var(--text-sm);color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile-member-since{font-size:var(--text-sm);color:var(--text-tertiary);margin-top:var(--space-1)}.profile-narrative{font-size:var(--text-sm);color:var(--text-secondary);font-style:italic;margin:0 0 var(--space-8);line-height:var(--leading-relaxed)}.profile-hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-3);margin-bottom:var(--space-4)}.profile-hero-card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-md);padding:var(--space-5);box-shadow:var(--elevation-1);text-align:center}.profile-hero-value{font-size:var(--text-3xl);font-weight:var(--font-bold);color:var(--primary);line-height:var(--leading-tight)}.profile-hero-label{font-size:var(--text-xs);color:var(--text-tertiary);margin-top:var(--space-1);text-transform:uppercase;letter-spacing:var(--tracking-wide)}.profile-secondary-stats{display:flex;justify-content:center;flex-wrap:wrap;gap:var(--space-6);margin-bottom:var(--space-10);font-size:var(--text-sm);color:var(--text-tertiary)}.profile-secondary-item{display:inline-flex;align-items:baseline;gap:var(--space-1)}.profile-secondary-value{font-weight:var(--font-semibold);color:var(--text-secondary)}.profile-section-title{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--text-primary);margin:0 0 var(--space-4)}.profile-section-title-icon{vertical-align:text-bottom;margin-right:var(--space-2)}.profile-summaries-tabs{display:flex;gap:var(--space-1);border-bottom:1px solid var(--border-default);margin-bottom:var(--space-6)}.profile-tab{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);background:none;border:none;border-bottom:2px solid transparent;font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-tertiary);cursor:pointer;transition:color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out)}.profile-tab:hover{color:var(--text-secondary)}.profile-tab.active{color:var(--primary);font-weight:var(--font-semibold);border-bottom-color:var(--primary)}.profile-tab:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring);border-radius:var(--radius-sm)}.profile-tab-count{display:inline-flex;align-items:center;justify-content:center;min-width:1.25rem;height:1.25rem;padding:0 var(--space-1);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium);background:var(--border-subtle);color:var(--text-tertiary)}.profile-tab.active .profile-tab-count{background:var(--primary-subtle);color:var(--primary)}.profile-summaries-list{display:flex;flex-direction:column;gap:var(--space-4)}.summary-card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:var(--space-5);box-shadow:var(--elevation-1)}.summary-card-title{font-size:var(--text-base);font-weight:var(--font-semibold);color:var(--text-primary);margin:0 0 var(--space-1);line-height:var(--leading-snug)}.summary-card-headline{font-size:var(--text-sm);color:var(--text-secondary);margin:0 0 var(--space-3);font-style:italic}.summary-card-meta{display:flex;flex-wrap:wrap;gap:var(--space-2);font-size:var(--text-xs);color:var(--text-tertiary);margin-bottom:var(--space-3)}.summary-card-meta span{display:inline-flex;align-items:center;gap:var(--space-1)}.summary-card-meta .meta-dot:before{content:"·";margin-right:var(--space-1)}.summary-card-stats{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-3);margin-bottom:var(--space-3);font-size:var(--text-xs);color:var(--text-tertiary)}.summary-badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium)}.summary-badge--pdf{background:var(--accent-subtle);color:var(--accent)}.summary-badge--abstract{background:var(--secondary-subtle);color:var(--text-secondary)}.summary-stat{display:inline-flex;align-items:center;gap:var(--space-1)}.summary-card-text-wrapper{position:relative}.summary-card-text{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed);margin:0;overflow:hidden;max-height:200em;transition:max-height var(--duration-slow) var(--ease-out)}.summary-card-text.collapsed{max-height:4.875em}.summary-card-text-wrapper.has-overflow .summary-card-text.collapsed:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2em;background:linear-gradient(transparent,var(--bg-surface));pointer-events:none}.summary-card-expand{display:inline-flex;align-items:center;gap:var(--space-1);background:none;border:none;color:var(--primary);font-size:var(--text-xs);font-weight:var(--font-medium);cursor:pointer;padding:var(--space-2) var(--space-3);margin-top:var(--space-1);min-height:44px;border-radius:var(--radius-sm)}.summary-card-expand:hover{text-decoration:underline}.summary-card-expand:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring);border-radius:var(--radius-sm)}.summary-card-doi{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);color:var(--primary);text-decoration:none;margin-top:var(--space-2)}.summary-card-doi:hover{text-decoration:underline}.summary-card-doi:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring);border-radius:var(--radius-sm)}.summary-stat--like{color:var(--success)}.summary-stat--dislike{color:var(--danger)}.voted-card{border-left:3px solid var(--border-default);padding-left:calc(var(--space-5) - 2px)}.voted-card--like{border-left-color:var(--success)}.voted-card--dislike{border-left-color:var(--danger)}.voted-card-header{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-3)}.voted-badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium)}.voted-badge--like{background:color-mix(in srgb,var(--success) 12%,transparent);color:var(--success)}.voted-badge--dislike{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger)}.voted-date{font-size:var(--text-xs);color:var(--text-tertiary)}.profile-summaries-empty{text-align:center;padding:var(--space-10) var(--space-4);color:var(--text-tertiary)}.profile-summaries-empty-icon{color:var(--text-tertiary);margin-bottom:var(--space-3);opacity:.5}.profile-summaries-empty p{margin:0 0 var(--space-4);font-size:var(--text-sm)}.profile-avatar-skeleton{width:56px;height:56px;border-radius:var(--radius-full);flex-shrink:0}.profile-skeleton-name{height:1.5rem;width:140px;margin-bottom:var(--space-2)}.profile-skeleton-email{height:1rem;width:200px}.profile-skeleton-narrative{height:1rem;width:80%;margin-bottom:var(--space-8)}.profile-skeleton-hero-card{padding:var(--space-5);display:flex;flex-direction:column;align-items:center;gap:var(--space-2)}.profile-skeleton-stat-value{height:2rem;width:3rem}.profile-skeleton-stat-label{height:.75rem;width:5rem}.profile-skeleton-secondary-item{height:1rem;width:5rem}.profile-skeleton-section-title{height:1.25rem;width:160px;margin-bottom:var(--space-6)}@media(max-width:640px){.profile-page{padding-top:var(--space-6)}.profile-page .page-title{margin-bottom:var(--space-6)}.profile-header{flex-direction:column;text-align:center}.profile-name{font-size:var(--text-lg)}.profile-narrative{text-align:center}.profile-hero-stats{grid-template-columns:1fr}.profile-hero-card{display:flex;align-items:baseline;justify-content:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);text-align:left}.profile-hero-value{font-size:var(--text-2xl)}.profile-hero-label{margin-top:0}.profile-secondary-stats{flex-direction:column;align-items:center;gap:var(--space-2)}.summary-card{padding:var(--space-4)}}.admin-page{max-width:960px;margin-left:auto;margin-right:auto;padding-top:var(--space-10)}.admin-page .page-title{text-align:center;font-size:var(--text-xl);color:var(--text-secondary);font-weight:var(--font-semibold);margin-bottom:var(--space-6)}.admin-empty{text-align:center;color:var(--text-secondary);padding:var(--space-12) var(--space-6);animation:fadeIn var(--duration-slow) var(--ease-out)}.admin-empty-icon{display:block;margin-left:auto;margin-right:auto;color:var(--primary);margin-bottom:var(--space-4)}.admin-empty-title{margin:0 0 var(--space-2);color:var(--text-primary);font-size:var(--text-xl);font-weight:var(--font-semibold)}.admin-empty-text{margin:0 auto;font-size:var(--text-sm);max-width:400px}.admin-empty-actions{display:flex;gap:var(--space-3);margin-top:var(--space-6);justify-content:center}.admin-period-selector{display:flex;justify-content:center;gap:var(--space-1);margin-bottom:var(--space-6);background:var(--bg-surface-alt);border-radius:var(--radius-md);padding:var(--space-1);width:fit-content;margin-left:auto;margin-right:auto}.admin-period-btn{background:none;border:none;padding:var(--space-2) var(--space-4);font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-tertiary);border-radius:var(--radius-sm);cursor:pointer;transition:color var(--duration-normal) var(--ease-out),background var(--duration-normal) var(--ease-out)}.admin-period-btn:hover{color:var(--text-secondary)}.admin-period-btn.active{background:var(--primary);color:var(--text-on-primary);font-weight:var(--font-semibold)}.admin-period-btn:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.admin-tabs{display:flex;gap:var(--space-1);border-bottom:1px solid var(--border-default);margin-bottom:var(--space-6);overflow-x:auto;scrollbar-width:none;-webkit-mask-image:linear-gradient(to right,transparent 0,black var(--space-2),black calc(100% - var(--space-4)),transparent 100%);mask-image:linear-gradient(to right,transparent 0,black var(--space-2),black calc(100% - var(--space-4)),transparent 100%);padding:0 var(--space-2)}.admin-tabs::-webkit-scrollbar{display:none}.admin-tab{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);background:none;border:none;border-bottom:2px solid transparent;font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-tertiary);cursor:pointer;white-space:nowrap;transition:color var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out)}.admin-tab:hover{color:var(--text-secondary)}.admin-tab.active{color:var(--primary);font-weight:var(--font-semibold);border-bottom-color:var(--primary)}.admin-tab:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring);border-radius:var(--radius-sm)}.admin-loading{display:flex;justify-content:center;padding:var(--space-6) 0}.admin-spinner{width:24px;height:24px;border:3px solid var(--border-default);border-top-color:var(--primary);border-radius:var(--radius-full);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.admin-stat-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-3);margin-bottom:var(--space-6)}.admin-stat-cards--3{grid-template-columns:repeat(3,1fr)}.admin-stat-cards--5{grid-template-columns:repeat(5,1fr)}.admin-stat-card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-md);padding:var(--space-5);box-shadow:var(--elevation-1);text-align:center}.admin-stat-icon{color:var(--primary);margin-bottom:var(--space-2)}.admin-stat-value{font-size:var(--text-2xl);font-weight:var(--font-bold);color:var(--text-primary);line-height:var(--leading-tight)}.admin-stat-label{font-size:var(--text-xs);color:var(--text-tertiary);margin-top:var(--space-1);text-transform:uppercase;letter-spacing:var(--tracking-wide)}.admin-section{margin-bottom:var(--space-8)}.admin-section-title{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--text-primary);margin:0 0 var(--space-4)}.admin-breakdown{display:flex;flex-direction:column;gap:var(--space-3)}.admin-breakdown-row{display:flex;align-items:center;gap:var(--space-3)}.admin-breakdown-label{flex:0 0 140px;font-size:var(--text-sm);color:var(--text-secondary);text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-breakdown-track{flex:1;height:8px;background:var(--bg-surface-alt);border-radius:var(--radius-full);overflow:hidden}.admin-breakdown-fill{height:100%;background:var(--accent);border-radius:var(--radius-full);min-width:2px;transition:width var(--duration-slow) var(--ease-out)}.admin-breakdown-count{flex:0 0 60px;font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--text-primary);text-align:right}.admin-chart-wrapper{overflow-x:auto;-webkit-overflow-scrolling:touch}.admin-chart{display:flex;align-items:flex-end;height:200px;gap:2px;border-bottom:1px solid var(--border-default);min-width:fit-content;padding:0 var(--space-1)}.admin-chart-col{display:flex;flex-direction:column;align-items:center;flex:1;min-width:8px;max-width:20px;height:100%;justify-content:flex-end}.admin-chart-bar{width:100%;min-height:2px;background:var(--primary);border-radius:var(--radius-sm) var(--radius-sm) 0 0;transition:background var(--duration-normal) var(--ease-out);cursor:default}.admin-chart-bar:hover{background:var(--primary-hover)}.admin-chart-label{font-size:.5625rem;color:var(--text-tertiary);margin-top:var(--space-1);white-space:nowrap;transform:rotate(-45deg);transform-origin:top center}.admin-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--border-default);border-radius:var(--radius-md)}.admin-table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.admin-table thead th{text-align:left;padding:var(--space-3) var(--space-4);font-size:var(--text-xs);font-weight:var(--font-semibold);text-transform:uppercase;letter-spacing:var(--tracking-wide);color:var(--text-tertiary);background:var(--bg-surface-alt);border-bottom:1px solid var(--border-default);white-space:nowrap}.admin-table tbody td{padding:var(--space-3) var(--space-4);color:var(--text-secondary);border-bottom:1px solid var(--border-subtle)}.admin-table tbody tr:last-child td{border-bottom:none}.admin-table tbody tr:hover{background:var(--bg-surface-alt)}.admin-cell-email{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-cell-title{max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-cell-date{white-space:nowrap;color:var(--text-tertiary)}.admin-event-type{display:inline-block;padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium);background:var(--primary-subtle);color:var(--primary)}.admin-sort-pills{display:flex;gap:var(--space-2);margin-bottom:var(--space-4)}.admin-pill{background:var(--bg-surface);border:1px solid var(--border-default);padding:var(--space-2) var(--space-3);font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--text-secondary);border-radius:var(--radius-full);cursor:pointer;transition:all var(--duration-normal) var(--ease-out)}.admin-pill:hover{border-color:var(--primary);color:var(--primary)}.admin-pill.active{background:var(--primary);border-color:var(--primary);color:var(--text-on-primary)}.admin-pill:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.admin-filter-row{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4)}.admin-filter-label{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-secondary)}.admin-filter-select{padding:var(--space-2) var(--space-3);font-size:var(--text-sm);color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-sm);cursor:pointer}.admin-filter-select:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.admin-mini-chart-section{margin-bottom:var(--space-4)}.admin-mini-chart-label{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-secondary);margin:0 0 var(--space-2)}.admin-pagination{display:flex;align-items:center;justify-content:center;gap:var(--space-3);margin-top:var(--space-4);padding:var(--space-2) 0}.admin-page-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--duration-normal) var(--ease-out)}.admin-page-btn:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.admin-page-btn:disabled{opacity:.4;cursor:not-allowed}.admin-page-btn:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.admin-page-info{font-size:var(--text-sm);color:var(--text-tertiary)}.admin-feedback-badge{display:inline-block;padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium);white-space:nowrap}.admin-feedback-badge--bug{background:var(--danger-subtle);color:var(--danger)}.admin-feedback-badge--feedback{background:var(--accent-subtle);color:var(--accent)}.admin-feedback-subject{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary);margin-bottom:2px}.admin-feedback-preview{font-size:var(--text-xs);color:var(--text-tertiary);max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-feedback-category{font-size:var(--text-xs);color:var(--text-tertiary);text-transform:uppercase;letter-spacing:var(--tracking-wide)}.admin-feedback-page{font-size:var(--text-xs);color:var(--text-tertiary);max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-feedback-status-select{padding:var(--space-1) var(--space-2);font-size:var(--text-xs);color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-sm);cursor:pointer}.admin-feedback-status-select:focus-visible{outline:2px solid transparent;box-shadow:0 0 0 3px var(--focus-ring)}.admin-table-empty{text-align:center;color:var(--text-tertiary);padding:var(--space-8) var(--space-4)}@media(max-width:768px){.admin-stat-cards{grid-template-columns:repeat(2,1fr)}.admin-breakdown-label{flex:0 0 100px;font-size:var(--text-xs)}.admin-breakdown-count{flex:0 0 48px;font-size:var(--text-xs)}}@media(max-width:640px){.admin-page{padding-top:var(--space-6)}.admin-page .page-title{margin-bottom:var(--space-4)}.admin-stat-cards{grid-template-columns:1fr}.admin-stat-card{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) 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rotate(0);opacity:1}13%{transform:translate(12%) rotate(2deg);opacity:1}17%{transform:translate(50%) rotate(6deg);opacity:1}19%{transform:translate(80%) rotate(9deg);opacity:1}21%{transform:translate(120%) rotate(12deg);opacity:.3}22%{transform:translate(140%) rotate(13deg);opacity:0}23%{transform:translate(0) rotate(0) scale(.97);opacity:0}26%{transform:translate(0) rotate(0) scale(.99);opacity:.6}30%{transform:translate(0) rotate(0) scale(1);opacity:1}50%,60%{transform:translate(0) rotate(0);opacity:1}63%{transform:translate(-12%) rotate(-2deg);opacity:1}67%{transform:translate(-50%) rotate(-6deg);opacity:1}69%{transform:translate(-80%) rotate(-9deg);opacity:1}71%{transform:translate(-120%) rotate(-12deg);opacity:.3}72%{transform:translate(-140%) rotate(-13deg);opacity:0}73%{transform:translate(0) rotate(0) scale(.97);opacity:0}76%{transform:translate(0) rotate(0) scale(.99);opacity:.6}80%{transform:translate(0) rotate(0) scale(1);opacity:1}to{transform:translate(0) 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