:root{--paper:#f3eddf;--paper2:#ebe3d2;--ink:#20211d;--muted:#77766e;--line:#d7cebd;--green:#587157;--red:#ad4033;--dark:#191a16;--white:#fffdf7;--serif:"Songti SC","Noto Serif SC","STSong",serif;--sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}body{margin:0;background:#dedbd2;color:var(--ink);font-family:var(--sans)}button{font:inherit;color:inherit;border:0;background:none}.stage{min-height:100vh;padding:28px}.board-head{max-width:960px;margin:0 auto 18px;display:flex;justify-content:space-between;align-items:flex-end}.board-head small,.inner-head small{letter-spacing:.24em;color:var(--muted)}.board-head h1{margin:5px 0 0;font:700 32px var(--serif)}.board-head p{margin:0;color:#666}.screen-switch{max-width:960px;margin:0 auto 18px;display:flex;gap:8px;flex-wrap:wrap}.screen-switch button{padding:9px 16px;border-radius:999px;background:#eeece5;cursor:pointer}.screen-switch button.on{background:var(--dark);color:#fff}.phone{position:relative;width:390px;height:844px;margin:auto;overflow-y:auto;overflow-x:hidden;background:var(--paper);box-shadow:0 24px 80px #777;border-radius:28px}.screen{display:none;min-height:100%;padding:28px 22px 98px}.screen.on{display:block}.home-hero{position:relative;min-height:225px;padding-top:30px}.home-hero:after{content:"";position:absolute;right:-28px;top:-28px;width:190px;height:230px;background:url("assets/leaf-branch.jpg") center/cover;opacity:.35;mix-blend-mode:multiply}.home-hero h2{position:relative;z-index:1;margin:40px 0 12px;font:700 35px var(--serif)}.home-hero p{position:relative;z-index:1;margin:0;font:20px/1.65 var(--serif);color:#5e625e}.activation{position:absolute;right:0;top:8px;z-index:2;padding:10px 14px;background:#e5e6dd;border-radius:15px;color:#465b48}.plan-card{padding:15px;background:rgba(255,255,255,.74);border-radius:18px;box-shadow:0 12px 38px rgba(62,55,43,.08)}.plan-main{display:grid;grid-template-columns:116px 1fr;gap:16px}.book-cover{height:165px;padding:18px 14px;border-radius:10px;background:linear-gradient(rgba(239,237,222,.48),rgba(222,216,187,.12)),url("assets/handbook-path.jpg") center/cover}.book-cover span{font:700 20px/1.3 var(--serif)}.plan-copy em{display:inline-block;padding:5px 9px;border-radius:7px;background:#e9ece4;font-style:normal;font-size:12px}.plan-copy h3{margin:10px 0 7px;font:700 21px/1.3 var(--serif)}.plan-copy p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}.progress{height:5px;margin:13px 0 7px;background:#deddd7;border-radius:9px;overflow:hidden}.progress i{display:block;width:32%;height:100%;background:var(--green)}.plan-copy small{font-size:11px;color:#676b65}.today{width:100%;margin-top:14px;padding:13px 14px;text-align:left;background:#f4f0e7;border-radius:11px}.today b,.today span{display:block}.today span{margin-top:3px;color:#6e6d67;font-size:12px}.primary{width:100%;margin-top:12px;padding:14px;border-radius:10px;background:var(--green);color:#fff;font-weight:700}.section-title{display:flex;justify-content:space-between;align-items:center;margin:28px 2px 12px}.section-title h3{margin:0;font:700 25px var(--serif)}.section-title span{font-size:13px;color:var(--muted)}.topic-row{display:grid;grid-template-columns:62px 1fr 40px;gap:13px;align-items:center;margin-top:12px;padding:13px;background:rgba(255,255,255,.62);border-radius:14px}.topic-art{height:62px;border-radius:9px;background:#d6d2c6}.topic-art.books{background:linear-gradient(135deg,#aaa48f,#e3ddcc)}.topic-art.mountain{background:linear-gradient(155deg,#e5e3da,#89958e)}.topic-row b{font:700 18px var(--serif)}.topic-row p{margin:4px 0 0;color:var(--muted);font-size:11px;line-height:1.5}.topic-row>span{text-align:center;color:#999}.topic-row>span small{display:block;font-size:10px}.inner-head{padding:34px 0 20px}.inner-head h2{margin:10px 0 0;font:700 30px var(--serif)}.feature,.stats{padding:24px;border-radius:18px}.dark{background:var(--dark);color:#f8f4e9}.feature h3{margin:14px 0 8px;font:700 23px var(--serif)}.feature p{color:#c4c0b5;line-height:1.65}.feature>span{font-size:13px;color:#cbc5b9}.feature>div{display:flex;gap:8px;margin-top:19px}.feature button{flex:1;padding:12px;background:var(--red);color:#fff;border-radius:8px}.feature .ghost{flex:.65;background:transparent}.segment{display:flex;margin:16px 0;background:#e5ddcb;border-radius:12px;padding:4px}.segment button{flex:1;padding:12px;border-radius:9px}.segment .on{background:var(--dark);color:#fff}.hint{color:var(--muted);font-size:13px}.audio-list button{width:100%;display:grid;grid-template-columns:38px 1fr 24px;align-items:center;gap:10px;padding:20px 0;text-align:left;border-bottom:1px solid var(--line)}.audio-list i{color:var(--red);font:700 12px var(--serif)}.audio-list b,.audio-list small{display:block}.audio-list b{font:700 19px var(--serif)}.audio-list small{margin-top:5px;color:var(--muted)}.audio-list em{color:var(--red)}.block-title{margin:28px 0 14px;font:700 22px var(--serif)}.practice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.practice-grid button{padding:18px;text-align:left;background:#f6f1e7;border:1px solid #cfc5b4;border-radius:14px}.practice-grid small,.practice-grid b,.practice-grid em{display:block}.practice-grid b{margin:18px 0 5px;font:700 23px var(--serif)}.practice-grid p{min-height:42px;color:var(--muted);font-size:13px}.practice-grid em{padding-top:10px;border-top:1px solid var(--line);font-size:11px;color:var(--red)}.empty-panel{margin-top:24px;padding:32px;text-align:center;border:1px dashed #a9a08e;border-radius:14px}.empty-panel p{margin-bottom:0;color:var(--muted);font-size:13px}.simple-row{display:flex;justify-content:space-between;padding:17px 4px;border-bottom:1px solid var(--line)}.article{padding:0 0 155px}.article-top{position:sticky;top:0;z-index:3;display:flex;justify-content:space-between;align-items:center;padding:16px 18px;background:rgba(243,237,223,.94);border-bottom:1px solid var(--red)}.article article{padding:28px 24px}.article article>small{color:var(--red)}.article article h2{font:700 32px/1.3 var(--serif)}.article .lead{font-size:18px;color:#54534d}.article article h3{margin-top:34px;font:700 23px/1.5 var(--serif)}.article article p{font:17px/1.95 var(--serif);text-align:justify}.article hr{border:0;border-top:1px solid var(--line);margin:28px 0}.player{position:fixed;z-index:4;bottom:76px;width:346px;margin-left:22px;display:grid;grid-template-columns:28px 1fr 34px 24px;gap:8px;align-items:center;padding:13px 15px;background:var(--dark);color:#fff;border-radius:15px}.player b,.player small{display:block}.player b{font-size:13px}.player small{color:#aaa79f;font-size:10px}.reader-actions{position:fixed;z-index:3;bottom:0;width:390px;display:grid;grid-template-columns:70px 1fr 70px;gap:10px;padding:10px 18px 16px;background:#f6f0e4}.reader-actions button small{display:block}.reader-actions .done{background:var(--red);color:#fff;border-radius:10px}.stats small{letter-spacing:.18em;color:#b7b1a5}.stats h2{font:700 38px var(--sans)}.stats h2 em{font-size:16px;color:#cf776e;font-style:normal}.stats p{margin-bottom:0;color:#9d998e}.stats .progress{background:#3b3c36}.stats .progress i{background:var(--red)}.stat-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0 26px}.stat-pair div{padding:22px;background:#f8f4eb;border:1px solid var(--line);border-radius:14px}.stat-pair b,.stat-pair span{display:block}.stat-pair b{font-size:31px}.stat-pair span{margin-top:11px;color:var(--muted)}.profile-menu button{width:100%;display:flex;justify-content:space-between;padding:18px 2px;border-top:1px solid var(--line);text-align:left}.profile-menu span{color:var(--muted)}.tabbar{position:sticky;z-index:8;bottom:0;display:grid;grid-template-columns:repeat(4,1fr);height:72px;background:rgba(250,247,238,.98);border-top:1px solid #e6dece}.tabbar button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:#666;cursor:pointer}.tabbar button.on{color:var(--red)}.tabbar img{width:22px;height:22px;opacity:.62}.tabbar span{font-size:12px}.practice-icon{font-size:22px!important}.phone:has(.article.on)>.tabbar{display:none}@media(max-width:520px){.stage{padding:0}.board-head,.screen-switch{display:none}.phone{width:100vw;height:100vh;border-radius:0;box-shadow:none}.reader-actions{width:100vw}.player{width:calc(100vw - 44px)}}
.catalog-search{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:9px;margin:12px 0;padding:11px 13px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.55)}
.catalog-search span{font-size:12px;color:var(--green);font-weight:700}.catalog-search input{min-width:0;border:0;outline:0;background:transparent;font:14px var(--sans);color:var(--ink)}.catalog-search button{font-size:12px;color:var(--red)}
.quick-entries{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:10px 0 16px}.quick-entries button{padding:13px;text-align:left;border-radius:12px;background:#e9e4d8}.quick-entries b,.quick-entries small{display:block}.quick-entries b{font:700 14px var(--serif)}.quick-entries small{margin-top:5px;color:var(--muted);font-size:10px}
.search-results{padding-bottom:30px}.result-head{display:flex;justify-content:space-between;padding:12px 2px;border-bottom:1px solid var(--line)}.result-head span{font-size:12px;color:var(--muted)}.search-results>button{width:100%;display:grid;grid-template-columns:1fr 20px;padding:15px 2px;text-align:left;border-bottom:1px solid var(--line)}.search-results small,.search-results b,.search-results em{display:block}.search-results small{color:var(--red);font-size:10px}.search-results b{margin:5px 0;font:700 17px var(--serif)}.search-results em{color:var(--muted);font-size:11px;font-style:normal}.empty-search{padding:28px 10px;color:var(--muted);line-height:1.7}
.catalog-tools{display:flex;justify-content:space-between;align-items:center;margin:18px 0 4px;color:var(--muted);font-size:12px}.catalog-tools button{padding:7px 10px;border-radius:8px;background:#e6dfd1;color:var(--red)}
.chapter-section{border-bottom:1px solid var(--line)}.chapter-section .chapter{width:100%;display:flex;justify-content:space-between;align-items:center;margin:0;padding:17px 2px;text-align:left}.chapter-section .chapter span{display:grid;grid-template-columns:42px 1fr;align-items:center;gap:3px 8px}.chapter-section .chapter i{grid-row:1/3;color:var(--red);font:700 12px var(--serif)}.chapter-section .chapter b{font:700 17px var(--serif)}.chapter-section .chapter small{color:var(--muted);font-size:10px}.chapter-section .chapter>em{font-size:22px;color:var(--red)}.chapter-rows{display:none;padding-left:10px;border-left:2px solid #d9cbbb}.chapter-section.open .chapter-rows{display:block}
.chapter-rows .article-row{width:100%;display:grid;grid-template-columns:52px minmax(0,1fr) 18px;align-items:start;gap:10px;padding:16px 4px 16px 8px;text-align:left;border-bottom:1px solid rgba(189,177,155,.45)}.chapter-rows .article-row:last-child{border-bottom:0}.chapter-rows .article-row>i{padding-top:3px;color:var(--red);font:italic 11px var(--serif);text-align:left}.chapter-rows .article-row>span{min-width:0}.chapter-rows .article-row b{display:block;font:700 15px/1.48 var(--serif);letter-spacing:.01em}.chapter-rows .article-row small{display:block;margin-top:6px;color:var(--muted);font-size:10px}.chapter-rows .article-row>em{padding-top:12px;color:#827c70;font-style:normal;font-size:17px;text-align:right}
.book-cover:after{content:"";position:absolute;inset:7px;z-index:1;border:1px solid rgba(202,166,91,.55);border-radius:6px;pointer-events:none}.book-cover span{color:#26342b;text-shadow:0 1px 0 rgba(255,255,255,.65)}
/* Approved home design: ui-prototype/references/home-approved-ui.png */
#home{background:radial-gradient(circle at 78% 9%,rgba(255,255,255,.66),transparent 34%)}
#home .home-hero{min-height:236px;padding-top:42px}
#home .home-hero:after{right:-22px;top:58px;width:170px;height:150px;background:url("assets/home-plant-original.png") center/cover no-repeat;opacity:1;mix-blend-mode:normal}
#home .home-hero h2{margin:38px 0 10px;font-size:36px;letter-spacing:.02em}
#home .home-hero p{font-size:19px;line-height:1.72;letter-spacing:.04em}
#home .activation{top:9px;padding:10px 15px;border-radius:16px;background:rgba(229,230,221,.88);box-shadow:0 8px 22px rgba(59,72,56,.06)}
#home .plan-card{padding:16px;border:1px solid rgba(255,255,255,.82);border-radius:20px;background:rgba(255,255,255,.72);box-shadow:0 16px 42px rgba(66,58,44,.08)}
#home .plan-main{grid-template-columns:118px minmax(0,1fr);gap:18px;align-items:center}
#home .book-cover{height:170px;border-radius:10px;box-shadow:0 8px 18px rgba(42,48,39,.13)}
#home .book-cover:after{display:none}
#home .plan-copy em{padding:6px 10px;border-radius:8px;background:#eceee7;color:#405343}
#home .plan-copy h3{margin:11px 0 8px;font-size:22px;line-height:1.3}
#home .plan-copy p{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:3;font-size:13px;line-height:1.62}
#home .today{margin-top:16px;padding:14px 16px;border-radius:12px;background:rgba(245,241,233,.9)}
#home .today b{font:700 18px var(--serif)}
#home .primary{margin-top:13px;padding:15px;border-radius:11px;font-size:17px;letter-spacing:.08em;box-shadow:0 9px 20px rgba(70,95,72,.12)}
#home .section-title{margin-top:32px}.section-title h3{font-size:27px}
#home .topic-row{grid-template-columns:72px minmax(0,1fr) 44px;gap:14px;padding:15px;border:1px solid rgba(255,255,255,.7);border-radius:16px;background:rgba(255,255,255,.58);box-shadow:0 10px 28px rgba(72,63,49,.045)}
#home .topic-art{height:72px;background-size:cover;background-position:center}
#home .topic-art.books{background-image:url("assets/topic-books-original.jpg")}
#home .topic-art.mountain{background-image:url("assets/topic-mountain-original.jpg")}

/* Final proportion tuning against approved UI */
#home .home-hero{min-height:218px;padding-top:18px}
#home .home-hero:after{right:-22px;top:54px;width:146px;height:130px}
#home .home-hero h2{margin:27px 0 9px;font-size:29px;letter-spacing:.025em}
#home .home-hero p{font-size:16px;line-height:1.75;letter-spacing:.055em}
#home .activation{top:13px;padding:9px 14px;border-radius:15px;font-size:13px}
#home .section-title{margin-top:34px}#home .section-title h3{font-size:25px}
#home .topic-row{grid-template-columns:72px minmax(0,1fr) 52px;gap:16px;min-height:112px;padding:14px 16px;border-color:rgba(255,255,255,.82);background:rgba(255,255,255,.68);box-shadow:0 14px 34px rgba(72,63,49,.055)}
#home .topic-row b{font-size:19px}#home .topic-row p{margin-top:6px;font-size:13px;line-height:1.55}
.topic-lock{display:flex;flex-direction:column;align-items:center;gap:7px;color:#979a97}.topic-lock i{position:relative;width:18px;height:16px;margin-top:3px;border-radius:3px;background:#9da09d}.topic-lock i:before{content:"";position:absolute;left:4px;top:-9px;width:8px;height:10px;border:3px solid #9da09d;border-bottom:0;border-radius:8px 8px 0 0}.topic-lock small{font-size:11px;white-space:nowrap}.topic-lock.unlocked i{background:#607860}.topic-lock.unlocked i:before{border-color:#607860}
#home .activation{display:flex;align-items:center;gap:9px}#home .activation:before{content:"";width:17px;height:12px;border-radius:3px;background:#6f866f;transform:rotate(-42deg);box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}

/* Pixel tuning from the approved home screen */
#home{padding:18px 14px 20px;background:#f6f2ea}
#home .home-hero{min-height:165px;padding-top:8px}
#home .home-hero:after{right:-14px;top:27px;width:156px;height:138px;background-image:url("assets/home-plant-clean.png?v=20261016s");background-size:100% 100%;background-position:center;filter:drop-shadow(-30px 24px 12px rgba(76,75,59,.18)) drop-shadow(-14px 12px 7px rgba(76,75,59,.08))}
#home .home-hero h2{margin:18px 0 7px}
#home .home-hero p{line-height:1.65}
#home .activation{top:0}
#home .plan-card{padding:14px}
#home .plan-main{grid-template-columns:110px minmax(0,1fr);gap:14px}
#home .book-cover{height:148px}
#home .plan-copy h3{margin:9px 0 6px;font:700 17px/1.25 var(--serif)!important;letter-spacing:-.02em;white-space:nowrap!important}
#home .plan-copy p{font-size:11px;line-height:1.65;-webkit-line-clamp:2}
#home .plan-copy .progress{margin:10px 0 6px}
#home .topic-row{grid-template-columns:72px minmax(0,1fr) 46px;gap:14px;padding-right:18px;overflow:visible}
#home .topic-row p{white-space:nowrap}
#home .topic-lock{min-width:38px;padding-top:0;gap:4px;overflow:visible}
#home .topic-lock i{width:24px;height:27px;margin:0;background:transparent url("assets/lock-closed.png?v=20261016t") center/contain no-repeat;border-radius:0}
#home .topic-lock i:before{display:none}
#home .topic-lock.unlocked i{background:transparent url("assets/lock-unlocked.png?v=20261016t") center/contain no-repeat}
#library,#profile{background:#f6f2ea}
.tabbar{grid-template-columns:repeat(3,1fr)}