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svg{width:40px;height:40px;margin:0 auto 20px;stroke:#9685cf}.saved-empty p{font-size:12px}.note-box{border:1px solid #ffffff0c;background:#ffffff03;border-radius:10px;padding:13px 15px;font-size:11px;line-height:1.8;color:#8897b3}.session-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:22px 0}.session-stats>div{background:#ffffff04;border:1px solid #ffffff08;border-radius:12px;padding:16px 10px;text-align:center}.session-stats strong{display:block;font-size:23px;color:#c5b4fd;font-weight:500}.session-stats small{font-size:9px;color:#73819d}.danger-link{font-size:11px;color:#aa819c;background:none;padding:14px 0}.loading-mini{font-size:10px;color:#8094aa}.skeleton-card{min-height:480px}.skeleton-line{height:15px;background:linear-gradient(90deg,#ffffff05,#ffffff0b,#ffffff05);background-size:200% 100%;animation:shimmer 2s infinite;border-radius:5px;margin:14px 0}.skeleton-line.short{width:60%}.subtle{font-size:10px!important;color:#64718f!important}@keyframes orbit{to{transform:rotate(360deg)}}@keyframes glow{50%{opacity:.55}}@keyframes orbitTilt{50%{transform:rotate(-28deg) scale(1.04)}}@keyframes orbitTilt2{50%{transform:rotate(42deg) scale(.98)}}@keyframes pop{50%{transform:scale(1.23)}}@keyframes heartBurst{0%{opacity:0;transform:scale(.3) rotate(-15deg)}30%{opacity:1;transform:scale(1.1) rotate(4deg)}65%{opacity:.9;transform:scale(1) rotate(0)}100%{opacity:0;transform:scale(1.35) translateY(-30px)}}@keyframes shimmer{to{background-position:-200% 0}}@media(min-height:900px){.paper-card{padding:34px}.paper-card h1{font-size:30px}.summary{font-size:14px}.card-art{max-height:260px}.welcome{padding-top:75px}}@media(max-width:1150px){.app-shell{grid-template-columns:210px 1fr}.sidebar{padding-left:24px;padding-right:20px}.brand{font-size:28px}.top-status{display:none}.side-controls{right:20px}.action-rail{left:calc(50% + 227px)}.paper-card{width:410px}.sidebar-note{padding:20px 10px}}@media(max-width:950px) and (min-width:701px){.app-shell{grid-template-columns:90px 1fr}.sidebar{padding:35px 14px}.sidebar .brand>span:last-child,.brand-sub,.nav-btn>span:not(:first-child),.sidebar-note,.sidebar-bottom{display:none}.sidebar .brand{margin:0 auto 50px}.nav-btn{justify-content:center;padding:16px}.action-rail{left:calc(50% + 216px)}.paper-card{width:390px}.side-controls{display:none}.desktop-hint{font-size:8px}.sidebar .side-nav{gap:14px}}@media(max-height:760px) and (min-width:701px){.topbar{height:64px}.feed-view{height:calc(100dvh - 64px)}.paper-card{padding:22px 26px}.card-art{min-height:85px;max-height:125px}.science-art{height:115px}.paper-card h1{font-size:23px;margin-bottom:11px}.paper-card h1.long-title{font-size:20px}.summary{font-size:12px;line-height:1.65;-webkit-line-clamp:4}.read-original{margin-top:13px;min-height:39px}.card-footer{margin-top:12px;padding-top:10px}.paper-meta{margin-bottom:9px}.welcome-art{height:220px}.welcome h1{font-size:36px}.welcome .section-kicker{margin-top:15px}.onboard-step{padding-top:100px}}
@media(max-width:700px){.app-shell{display:block}.sidebar{display:none}.main-column{height:100%}.topbar{height:62px;padding:0 18px;justify-content:space-between;gap:8px}.mobile-brand{display:flex;align-items:center;gap:7px;font-size:22px;letter-spacing:-1px;font-weight:650}.mobile-brand svg{width:26px;height:26px;stroke:#b19afa}.mobile-settings{display:grid;width:30px;height:30px;border:0;background:none}.mobile-settings svg{width:19px;height:19px}.feed-tabs{gap:21px}.feed-tabs button{font-size:12px}.feed-tabs button.selected:after{bottom:9px;height:2px;width:20px;left:calc(50% - 10px)}.feed-view{height:calc(100dvh - 62px - 62px - env(safe-area-inset-bottom,0px))}.feed{height:100%}.slide{padding:0 10px 7px;align-items:stretch}.paper-card{width:100%;height:100%;max-height:none;border-radius:21px;padding:22px 24px 20px;box-shadow:none}.card-top{padding-right:0}.topic-badge{font-size:9px;padding:5px 8px}.oa-badge{font-size:8px}.card-art{max-height:210px;min-height:95px;flex:1}.science-art{height:150px;width:210px}.card-body{padding-right:38px}.paper-card h1{font-size:26px;letter-spacing:-.8px;line-height:1.25;margin-bottom:13px}.paper-card h1.long-title{font-size:22px}.summary{font-size:12px;line-height:1.75;-webkit-line-clamp:5}.summary.original{font-size:11px;-webkit-line-clamp:5}.summary-label{font-size:8px}.paper-meta{font-size:8px;gap:6px}.authors{font-size:8px}.read-original{font-size:11px;min-height:42px;margin-top:16px}.card-footer{margin-top:13px;padding-top:12px}.reason-btn{font-size:8px}.details-btn{font-size:9px}.action-rail{left:auto;right:21px;bottom:148px;gap:17px;z-index:4}.rail-action>span:first-child{height:36px;width:36px;background:#111a2caa;border-color:#ffffff0a}.rail-action{font-size:7px;gap:4px}.rail-action svg{width:18px;height:18px}.side-controls,.desktop-hint{display:none}.mobile-nav{position:fixed;display:flex;bottom:0;left:0;right:0;height:calc(62px + env(safe-area-inset-bottom,0px));padding:4px 25px calc(4px + env(safe-area-inset-bottom,0px));align-items:center;justify-content:space-around;background:#0b0e1ced;border-top:1px solid #ffffff06;z-index:10;backdrop-filter:blur(20px)}.mobile-nav button{display:flex;flex-direction:column;gap:3px;align-items:center;font-size:8px;background:none;color:#626f8a;padding:6px 20px}.mobile-nav button svg{height:20px;width:20px}.mobile-nav button.active{color:#b3a1ff}.onboarding{padding:0 22px 25px}.onboard-brand{top:24px;left:25px;font-size:25px}.welcome{padding-top:67px;max-width:430px}.welcome-art{height:250px}.welcome h1{font-size:34px;letter-spacing:-1.3px}.welcome .section-kicker{font-size:8px;letter-spacing:1.8px;margin-top:25px}.welcome-copy{font-size:12px;line-height:1.9;margin-bottom:25px}.welcome-foot{font-size:9px}.onboard-step{padding-top:104px}.onboard-step h1{font-size:29px}.onboard-step>.muted{font-size:12px;max-width:300px}.topic-grid{grid-template-columns:repeat(2,1fr);gap:9px;margin-top:23px}.topic-option{padding:14px;min-height:106px}.topic-option strong{font-size:11px}.topic-option small{font-size:8px;line-height:1.5}.topic-option>span:first-child{margin-bottom:9px}.onboard-actions{position:sticky;bottom:0;padding:16px 0 8px;background:linear-gradient(0deg,#0b0e1c 80%,transparent);margin-top:12px}.onboard-actions>.muted{font-size:9px}.onboard-actions>.primary{font-size:11px;padding:13px 18px}.level-step{padding-top:92px}.level-step>.text-btn{margin-bottom:22px}.level-options{margin-top:24px}.level-option strong{font-size:12px}.level-option small{font-size:9px}.modal-backdrop{padding:16px;align-items:flex-end}.modal{max-height:90dvh;padding:24px;border-radius:23px;width:100%}.modal h2{font-size:21px}.modal .topic-grid{gap:7px}.modal .topic-option{padding:11px;min-height:85px}.toast{bottom:85px;font-size:11px;width:max-content;max-width:85vw}.like-burst{left:calc(50% - 45px);top:35%}.library-view{padding:28px 23px;max-height:calc(100dvh - 124px - env(safe-area-inset-bottom,0px))}.library-view h1{font-size:30px}.saved-item{padding:16px;gap:10px}.saved-item h3{font-size:13px}.saved-item .topic-label{font-size:8px}}
@media(max-width:700px) and (max-height:730px){.card-art{min-height:75px;max-height:105px}.science-art{height:108px}.paper-card{padding:18px 20px 16px}.paper-card h1{font-size:23px}.paper-card h1.long-title{font-size:20px}.summary{font-size:11px;-webkit-line-clamp:4}.summary.original{-webkit-line-clamp:3}.card-footer{margin-top:10px;padding-top:10px}.read-original{margin-top:12px;min-height:38px}.action-rail{bottom:131px;right:18px;gap:13px}.card-body{padding-right:35px}.welcome-art{height:200px}.welcome h1{font-size:30px}.welcome-copy{font-size:11px}.welcome .section-kicker{margin-top:15px}.welcome{padding-top:70px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;scroll-behavior:auto!important;transition:none!important}}

/* Final readability and responsive refinements */
@media(min-width:701px){.mobile-settings{display:none}}
.paper-card.detailed .summary{-webkit-line-clamp:7}.paper-card.detailed .summary.original{-webkit-line-clamp:6}
@media(max-width:700px){.paper-card.detailed .summary{-webkit-line-clamp:6;font-size:11px}.paper-card.detailed .summary.original{-webkit-line-clamp:5}}
@media(max-width:700px) and (max-height:730px){.paper-card.detailed .summary{-webkit-line-clamp:4}.paper-card.detailed .summary.original{-webkit-line-clamp:3}}