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max(16px,env(safe-area-inset-left));min-height:56px;background:#fcfdfa;border-bottom:1px solid var(--line)}.mobile-header .brand img{width:34px;height:34px}.mobile-header .brand strong{font-size:1rem}.mobile-header .brand small{display:none}.mobile-header .account{width:auto;min-height:44px;gap:6px;padding:0 4px}.mobile-header .avatar{width:29px;height:29px;font-size:.8125rem}.mobile-header .avatar svg{width:16px;height:16px}.mobile-header .account-copy{max-width:92px}.mobile-header .account-copy small,.mobile-header .account-action{display:none}.mobile-header .account .icon-button{margin-right:-4px}.mobile-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));position:fixed;z-index:10;inset:auto 0 0;padding:5px max(9px,env(safe-area-inset-right)) max(5px,env(safe-area-inset-bottom)) max(9px,env(safe-area-inset-left));border-top:1px solid var(--line-strong);background:#fcfdfa}.mobile-nav a{display:flex;min-height:50px;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:.75rem;color:var(--muted);font-weight:640;border-radius:11px}.mobile-nav .nav-icon{min-width:41px;height:25px;border-radius:9px}.mobile-nav a[aria-current]{color:var(--accent-dark);font-weight:770}.mobile-nav a[aria-current] .nav-icon{background:var(--accent-soft)}.main-content{padding:20px max(16px,env(safe-area-inset-right)) calc(80px + env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}.in-drill .main-content,.catalog-only .main-content{padding-bottom:max(22px,env(safe-area-inset-bottom))}.toast{bottom:calc(74px + env(safe-area-inset-bottom))}.page-heading{margin-bottom:17px}.page-heading h1,.album-detail h1{font-size:1.8rem}.page-heading p,.album-detail p{font-size:.875rem;margin-top:6px}.hero{min-height:222px;border-radius:21px}.hero-copy{padding:17px 20px 19px}.hero h2{font-size:clamp(1.56rem,5.7vw,2.5rem)}.hero p{font-size:.8125rem}.hero-art{width:53%;right:-3%}.library{margin-top:24px}.back-link{margin-top:-4px;margin-bottom:6px}.album-detail{padding:16px;gap:12px}.album-detail>.btn{grid-column:1 / -1}.album-detail .cover-large{width:52px;height:52px}.sub-section{margin-top:22px}.question-card{padding:14px;border-radius:15px}.drill-top{margin-bottom:12px}}@media(max-width:450px){.stats-grid{gap:7px;margin-top:10px}.stats-3 .stat{flex-direction:column;align-items:flex-start;gap:5px;padding:8px 9px;border-radius:11px}.stat-cover{width:31px;height:31px;border-radius:8px}.stat-cover svg{width:17px;height:17px}.stats-3 .stat strong{font-size:1.12rem}.stats-3 .stat div>span{font-size:.6875rem}.stats-4 .stat{padding:9px;border-radius:12px;gap:7px}.album-grid{grid-template-columns:minmax(0,1fr);gap:9px}.album-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:3px 10px;padding:11px;border-radius:14px}.album-top{display:contents}.album-top .cover{grid-row:1 / 4;align-self:center}.open-arrow{grid-row:1 / 4;grid-column:3;align-self:center;width:26px;height:26px}.open-arrow svg{width:16px;height:16px}.album-card h3{grid-column:2;font-size:1rem}.album-card p{grid-column:2;min-height:0;margin-top:0;font-size:.75rem}.album-meta{grid-column:2;margin-top:2px;gap:5px}.album-card .progress-bar{grid-column:2;margin-top:3px}.section-head{gap:7px;margin-bottom:11px}.section-head h2{font-size:1.21rem}.search input{padding-left:32px}.search>svg{margin-left:8px}.page-heading{align-items:start;flex-direction:column;gap:9px}.completion-overview{padding:13px;gap:8px}.completion-overview .cover{width:37px;height:37px;border-radius:10px}.completion-overview .cover svg{width:20px;height:20px}.completion-overview>strong{font-size:1.3rem}.deck-row,.review-row{padding-left:11px}.deck-row{gap:8px;padding-right:10px}.option{padding:7px 9px;gap:8px}.drill-actions .btn{font-size:.8125rem}.modal-content{padding:20px}}@media(max-width:350px){.hero-art{opacity:.48;right:-10%}.stats-3 .stat{padding-inline:6px}.search input{font-size:.875rem}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}