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@media(max-width:550px){.sidebar{inset:auto 0 0;width:100%;height:72px;padding:7px 9px calc(7px + env(safe-area-inset-bottom));border:0;border-top:1px solid var(--line);background:#fffef9f5;backdrop-filter:blur(15px)}.sidebar>.brand,.sidebar>.profile{display:none}.sidebar nav{display:flex;justify-content:space-around;margin:0;gap:0}.nav-item{padding:6px 9px;display:grid;justify-items:center;gap:5px;min-width:56px;font-size:9px}.sidebar .nav-item span{display:block}.nav-item.active{color:var(--green);background:#edf1e5}.nav-item .icon{width:21px;height:21px}.main{margin:0}.topbar{padding:0 21px;height:66px}.topbar>.crumb{display:none}.mobile-brand{display:flex}.mobile-brand .brand-name{display:block;font-size:15px}.mobile-brand .brand-mark{width:31px;height:33px;font-size:27px;border-radius:8px}.topbar .date{font-size:10px}.content{padding:27px 20px 105px}.greeting h1{font-size:35px}.greeting p{font-size:12px}.hero{padding:26px 23px;min-height:285px;border-radius:14px}.hero h2{font-size:35px}.hero p{font-size:11px}.hero-art{right:-32px;width:180px;opacity:.4}.hero-content{max-width:88%}.memory-card{padding:20px}.ring{width:96px;height:96px;padding:7px}.ring-inner{width:82px;height:82px}.ring strong{font-size:30px}.stats{grid-template-columns:1fr 1fr;margin-top:18px}.stat{padding:17px}.stat span{margin-bottom:9px}.stat strong{font-size:29px}.practice-grid{grid-template-columns:1fr}.practice-card{display:grid;grid-template-columns:42px 1fr;gap:0 15px;padding:18px}.practice-icon{grid-row:1/4;margin:0;align-self:center}.practice-card p{margin:5px 0 10px}.practice-card .meta{grid-column:2}.practice-card h3{font-size:14px}.below-grid{margin-top:22px}.card{padding:21px}.word-grid{grid-template-columns:1fr 1fr;gap:10px}.word-card{padding:15px}.word-card h2{font-size:23px}.word-card p{font-size:11px;min-height:56px}.word-card .pill{font-size:9px;padding:5px 7px}.word-card .row{gap:5px}.page-title h1{font-size:37px}.page-title p{font-size:12px}.module{padding:16px;gap:12px;flex-wrap:wrap}.module .button{padding:9px 11px;font-size:11px;min-height:36px}.module h3{font-size:12px}.module p{font-size:10px}.module-index{width:23px;font-size:20px}.module .module-copy{flex:1;min-width:140px}.lesson-card{padding:23px 20px}.lesson-card h2{font-size:41px}.scenario{font-size:23px}.options{grid-template-columns:1fr;gap:10px}.option{padding:15px}.option.selected{padding:14px}.lesson-top h1{font-size:35px}.lesson-nav .button{font-size:11px;padding:11px 13px}.welcome{padding:23px 23px 35px}.welcome h1{font-size:53px}.welcome-main{margin:45px auto 30px}.welcome-bottom{grid-template-columns:1fr;gap:24px;margin-top:35px}.welcome-bottom h3{font-size:23px}.welcome header .button{font-size:11px;padding:9px 13px;min-height:38px}.welcome .brand-name{font-size:15px}.welcome .brand-mark{width:34px;height:37px;font-size:30px}.auth-panel{padding:25px 21px}.modal{padding:23px;max-height:85vh}.modal h2{font-size:35px}#toast{bottom:85px;width:max-content;text-align:center}.toolbar{gap:7px}.filter{font-size:11px;padding:10px 12px}.footer{font-size:9px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(pointer:coarse){body[data-view=lesson] .lesson-card,body[data-view=quiz] .lesson-card,.modal{touch-action:pan-y pinch-zoom}.swipe-nav{margin-top:18px;gap:8px}.swipe-nav .button{min-height:42px}.lesson-nav{flex-wrap:wrap}.lesson-nav:before{content:'Swipe left or right to browse words';display:block;flex-basis:100%;text-align:center;color:var(--muted);font-size:11px;margin-bottom:7px}body[data-view=quiz] .feedback:after{content:'Swipe left for the next question';display:block;text-align:center;color:var(--muted);font-size:11px;margin-top:12px}}