:root{--accent:#c94800;--ink:#392c25;--muted:#897c73;--line:#eee4dc;--paper:#fff9f4;--red:#b52d32;--orange:#ff6a00}body{background:var(--paper)}.brand-icon{background:var(--orange)}nav a.active{background:#fff0e3;color:#b64300}nav a{color:#83766d}.sidebar{border-color:#f0e4da}.sidebar-note{background:#fff1e5}.sidebar-note p,.local-note{color:#8b7464}.tiny-art{color:#ffd8b5}.local-note i{background:#f58238}header{background:#fffdfb}.hero{background:linear-gradient(115deg,#bb4200 0%,#ef620c 65%,#ff8e35 100%)}.hero-tag,.hero p{color:#ffe7d4}.hero .primary{background:#fff4e6;color:#973700}.hero-art .ring{border-color:#ffddba80}.hero-art .spark{color:#fff1d1}.hero-art .orbit{background:#ffbd79}.hero-art .square{border-color:#ffe7bba0}.eyebrow{color:#ad5e30}.stat-icon,.course-icon{background:#fff0e2;color:#c34b06}.course.pf .course-icon{background:#ffedd9;color:#b45c13}.pill{background:#fff3e8;color:#a56844}.tags span{background:#fff7ef;color:#8e6d55}.bar{background:#f6e9dc}.bar i{background:#ff8333}.course:hover{border-color:#ffad77}.date-chip{color:#a5673b;border-color:#efdbc9}.info,.notice{background:#fff0df;border-color:#f0ddc8;color:#936638}.info b{color:#a04a12}.secondary:hover{background:#fff0e3}.toolbar button.on{background:#ffead7;color:#a93d00;border-color:#e9a16d}.page-grid button.active{background:#d4520a}.page-grid button.done{box-shadow:inset 0 -3px #ff9c53}.option.selected{box-shadow:0 0 0 2px #ec9f66}.inline-check{color:#a34b15}#toast{background:#5b3522}.lookup-banner{display:flex;align-items:center;gap:18px;padding:21px 25px;margin:22px 0;background:#fff0df;border:1px solid #ffd4af;border-radius:12px;transition:background .15s}.lookup-banner:hover{background:#ffe4ca}.lookup-banner-icon{width:47px;height:47px;display:grid;place-items:center;border-radius:13px;background:#ff6a00;color:#fff;font-size:32px;flex-shrink:0}.lookup-banner h2{font-size:18px;color:#a63d00}.lookup-banner p{font-size:11px;color:#956441;margin-top:4px}.lookup-banner b{margin-left:auto;font-size:12px;color:#a63d00;white-space:nowrap}.lookup-search-panel{padding:28px;background:#fff;border:1px solid #f0d6be;border-top:4px solid var(--orange);border-radius:13px;box-shadow:0 5px 24px #8e401207}.lookup-search-panel>label{display:block;font-size:16px;font-weight:600;margin-bottom:14px}.lookup-input-wrap{display:flex;align-items:center;border:2px solid #edb78d;background:#fffdfa;border-radius:9px;min-height:58px;gap:11px;padding:0 15px}.lookup-input-wrap:focus-within{border-color:#e76514;box-shadow:0 0 0 3px #fff0e3}.lookup-input-wrap>span{font-size:26px;color:#d25306}.lookup-input-wrap input{border:0;outline:0;min-width:0;width:100%;background:transparent;font-size:15px;padding:14px 0;color:#3a2b22}.lookup-input-wrap input:focus-visible{outline:0}.lookup-input-wrap button{border:0;background:#f9e8d9;color:#94521e;border-radius:50%;height:27px;min-width:27px}.lookup-filters{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:15px}.lookup-filters select{padding:10px 33px 10px 12px;border:1px solid var(--line);border-radius:7px;background:#fff;color:#694833;min-height:42px}.lookup-filters>span{margin-left:auto;font-size:11px;color:var(--muted)}.lookup-examples{display:flex;gap:8px;align-items:center;margin-top:17px;font-size:11px;flex-wrap:wrap;color:#9b826d}.lookup-examples button{border:0;background:#fff0e3;color:#a34911;border-radius:5px;padding:5px 10px;min-height:32px}.lookup-result-head{margin:27px 0 14px}.lookup-result-head h2{font-size:16px}.lookup-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:12px;margin:15px 0}.lookup-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;font-size:10px;color:#8f8074}.lookup-set{color:#b94c09;font-weight:600;background:#fff2e6;padding:4px 9px;border-radius:5px}.lookup-card h2{font-size:15px;line-height:1.9;font-weight:500;white-space:pre-line;overflow-wrap:anywhere}.lookup-card mark{background:#ffe4bf;color:#923700;border-radius:2px;padding:0 2px}.lookup-answer{display:flex;align-items:baseline;gap:14px;border-radius:7px;background:#fff3e7;padding:13px 16px;margin-top:18px}.lookup-answer>span{font-size:11px;color:#9a6038;white-space:nowrap;flex-shrink:0}.lookup-answer strong{font-size:17px;color:#b74200;line-height:1.8;overflow-wrap:anywhere}.lookup-actions{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:17px}.lookup-actions a{font-size:11px;color:#9b704f}.lookup-thumb{display:block;background:#fff;border:1px solid #eee6df;border-radius:8px;padding:9px;margin-top:14px;width:100%;cursor:zoom-in;overflow:hidden;text-align:left}.lookup-thumb img{display:block;max-height:230px;max-width:100%;object-fit:contain;object-position:left top}.lookup-more{display:flex;align-items:center;justify-content:center;gap:20px;margin:26px 0}.lookup-source{font-size:11px;color:#917d6c;background:#fff5e9;border-radius:8px;padding:15px 18px;margin-top:25px}.lookup-source summary{cursor:pointer;font-weight:600;min-height:28px}.lookup-source p{margin:6px 0}#lookupDialog{width:1000px;max-height:94dvh;overflow-y:auto;padding:0;border:1px solid #e1c6ae}#lookupDialog::backdrop{background:#302015cf}.lookup-dialog-top{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;padding:15px 22px;background:#fffaf5;border-bottom:1px solid var(--line);z-index:2}.lookup-dialog-top h2{font-size:16px}.lookup-dialog-top button{position:static;float:none;background:white;color:#ae4408}#lookupDetail{padding:0 22px 23px}#lookupDetail figure{margin:20px 0;border:1px solid var(--line);border-radius:7px;overflow:hidden}#lookupDetail figcaption{font-size:10px;padding:8px 12px;background:#fff5eb;color:#9e7458}#lookupDetail img{display:block;width:100%;height:auto}#lookupDetail .primary{font-size:12px}.reader-bottom{gap:9px}.reader-bottom button{white-space:normal}button,a.primary,a.secondary{min-height:40px}.q-meta button{min-height:35px}.lookup-input-wrap button[hidden],button[hidden]{display:none}footer{flex-wrap:wrap}.header-right{color:#937967}input,textarea,select{max-width:100%}.reader img{height:auto}.notes{font-family:inherit;font-size:12px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline-color:#e57b34}
@media(min-width:761px) and (max-width:1050px){.sidebar{width:190px}.shell{margin-left:190px}main{padding:26px 23px}.reader-layout{grid-template-columns:minmax(0,1fr) 165px;gap:15px}.reader-tools{padding:12px}.reader-tools .primary,.reader-tools .secondary{padding:7px 9px}.stats{gap:10px}.stat{padding:13px}.hero-art{right:-25px}.lookup-banner{padding:18px;gap:12px}.lookup-banner h2{font-size:16px}}
@media(max-width:760px){body{font-size:14px}.shell{padding-bottom:calc(83px + env(safe-area-inset-bottom))}.sidebar{position:fixed;top:auto;bottom:0;left:0;right:0;width:100%;padding:7px 7px calc(7px + env(safe-area-inset-bottom));background:#fffcf9f5;backdrop-filter:blur(14px);border-top:1px solid #f0dccc;box-shadow:0 -4px 22px #5a2a0a08;display:block;z-index:10}.sidebar .brand{display:none}.sidebar nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:3px;width:100%;margin:0}.sidebar nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:53px;padding:5px 2px;margin:0;font-size:20px;line-height:1.25;border-radius:8px}.sidebar nav a span{font-size:10px;line-height:1.6;white-space:nowrap}.sidebar nav a.active{background:#ffead8;color:#b64400}.sidebar nav a em{display:none}header{height:57px;padding:0 18px;position:relative;gap:10px}header::before{content:'从容练习';font-size:17px;font-weight:700;color:#c94800;white-space:nowrap}#breadcrumb{font-size:10px;margin-left:auto}.header-right{display:none}main{padding:24px 16px 16px}h1{font-size:24px}.sub{font-size:12px;line-height:1.8}.intro{align-items:start}.hero{padding:25px 23px}.hero h2{font-size:25px}.hero p{max-width:225px}.hero-art{right:-70px}.hero .primary{padding:11px 16px}.stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.stat{padding:13px 10px}.stat strong span{display:block;font-size:10px;line-height:1.2;margin-left:0}.stat strong{font-size:25px}.stat small{font-size:10px}.section-head{gap:10px}.section-head h2{font-size:18px}.course p{font-size:12px}.course-bottom span{font-size:10px}.lookup-banner{padding:18px 16px;gap:13px;flex-wrap:wrap}.lookup-banner-icon{width:42px;height:42px}.lookup-banner>div{flex:1;min-width:170px}.lookup-banner h2{font-size:16px}.lookup-banner p{font-size:11px}.lookup-banner b{margin-left:55px;font-size:12px}.lookup-search-panel{padding:20px 15px}.lookup-search-panel>label{font-size:15px;line-height:1.8}.lookup-input-wrap{padding:0 10px;gap:8px;min-height:55px}.lookup-input-wrap input{font-size:16px}.lookup-input-wrap input::placeholder{font-size:12px}.lookup-filters{gap:8px}.lookup-filters select{flex:1;min-width:0;font-size:12px}.lookup-filters>span{flex-basis:100%;margin:2px 0 0;font-size:10px}.lookup-examples{gap:6px}.lookup-result-head{align-items:start;flex-direction:column;gap:4px}.lookup-result-head h2{font-size:17px}.lookup-card{padding:19px 15px}.lookup-meta{align-items:start;flex-wrap:wrap;gap:6px}.lookup-card h2{font-size:15px;line-height:1.9}.lookup-answer{padding:12px;gap:10px;align-items:start;flex-direction:column}.lookup-answer strong{font-size:17px;line-height:1.8}.lookup-answer>span{font-size:10px}.lookup-actions{align-items:stretch;gap:12px;flex-direction:column}.lookup-actions button{align-self:start;padding:9px 14px}.lookup-actions a{font-size:12px;min-height:32px;display:flex;align-items:center}.lookup-thumb img{max-height:220px}.lookup-source{font-size:11px;line-height:1.9}.lookup-more{gap:12px}#lookupDialog{max-width:100vw;width:100%;max-height:100dvh;border-radius:12px 12px 0 0;margin:auto 0 0}#lookupDetail{padding:0 14px calc(22px + env(safe-area-inset-bottom))}.lookup-dialog-top{padding:13px 14px}.lookup-dialog-top h2{font-size:15px}.lookup-dialog-top button{padding:8px 13px}.reader-layout{gap:14px}.reader-tools{padding:14px}.reader-tools .primary,.reader-tools .secondary{font-size:12px;min-height:42px}.page-grid{grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.page-grid button{min-height:37px;font-size:11px}.reader-tools p{font-size:11px;margin-top:8px;line-height:1.8}.reader-top{padding:12px;font-size:10px}.reader-bottom{display:grid;grid-template-columns:1fr 1fr;gap:9px}.reader-bottom button:nth-child(2){grid-column:1/-1;grid-row:1;min-height:46px}.reader-bottom button{padding:9px;font-size:12px}.reader-tools textarea,.reader-tools label{display:block}.reader-tools label{font-size:11px;margin-top:10px}.reader-tools textarea{min-height:60px}.toolbar input{font-size:16px;padding:12px}.toolbar button,.toolbar select{min-height:43px;font-size:12px}.question{padding:19px 15px}.q-meta{font-size:10px}.q-meta button{min-height:40px;padding:5px}.option{min-height:48px;font-size:14px;padding:11px 12px}.option em{font-size:9px}.q-foot{flex-direction:column;gap:10px}.q-foot span{max-width:100%;font-size:10px}.q-foot button{min-height:40px;align-self:flex-end}.info{display:block;font-size:11px}.info b{display:block;margin-bottom:4px}.info span{line-height:1.9}.notice{font-size:11px;line-height:1.9}.pagination{gap:12px}.pagination button{min-height:43px}footer{padding:18px 16px 12px;gap:13px;font-size:10px}footer span{flex:1}footer button,.import-label{min-height:35px;display:inline-flex;align-items:center}#toast{bottom:calc(87px + env(safe-area-inset-bottom));max-width:90vw;width:max-content;font-size:12px}#zoom{padding:6px;max-width:100vw;border-radius:8px}#zoom button{min-height:42px;font-size:12px}}
@media(max-width:360px){.lookup-examples{gap:4px}.lookup-examples button{padding:5px 7px}.brand{letter-spacing:0}.hero h2{font-size:23px}.sidebar nav a span{font-size:9px}main{padding-left:13px;padding-right:13px}.lookup-banner>div{min-width:145px}.course{padding:19px}.lookup-card{padding:16px 13px}.set-card{padding:19px}.stat small{font-size:9px}.lookup-filters select{padding-left:9px;padding-right:21px}}