:root{--purple:#6c4fd8;--ink:#241e37;--muted:#6b647d;--bg:#f5f3fb;--line:#e7e1f0;--soft:#eee8ff;--white:#fff}*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.7 -apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif}button,input,select{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:var(--purple);text-decoration:none}a:hover{color:#5236b4}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #a38deb;outline-offset:4px}button:disabled{opacity:.45;cursor:not-allowed}h1,h2,h3,p{margin:0}h1{font-size:34px;line-height:1.3;letter-spacing:-.5px}h2{font-size:22px;line-height:1.4}h3{font-size:17px;line-height:1.5}.eyebrow{font-size:12px;letter-spacing:2px;color:var(--purple);font-weight:700}.muted{color:var(--muted)}.tag{font-size:12px;background:var(--soft);color:#684bc2;padding:4px 10px;border-radius:20px;display:inline-flex;align-items:center;gap:6px}.button,.tool{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:11px;padding:9px 14px;line-height:1.4}.button:hover,.tool:hover{border-color:#b4a4e3;background:#faf8ff}.primary{color:#fff;background:var(--purple);border-color:var(--purple)}.primary:hover{color:#fff;background:#5b3fbe}.project-nav{display:flex;flex-wrap:wrap;gap:8px}.project-nav a{color:var(--muted);padding:7px 11px;border-radius:9px;font-size:13px}.project-nav [aria-current]{background:var(--soft);color:var(--purple)}.topbar{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:15px 28px;min-height:76px}.brand{display:flex;align-items:center;gap:12px;font-weight:700}.brand-mark{background:var(--purple);color:white;width:38px;height:38px;border-radius:13px;display:grid;place-items:center;font-size:21px}.brand small{font-size:12px;font-weight:400;color:var(--muted);margin-left:10px}.portal{max-width:780px;margin:68px auto;padding:0 24px}.portal-title{margin-top:15px}.metadata{margin-top:16px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px 16px}.entry-card{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:29px 30px;background:white;border:1px solid var(--line);border-radius:23px;margin-top:18px;box-shadow:0 5px 20px #37285003;transition:background .16s,border-color .16s,box-shadow .16s;color:var(--ink)}.entry-card:hover{color:var(--ink);background:#fdfcff;border-color:#bcaceb;box-shadow:0 7px 24px #6c4fd80d}.entry-card p{color:var(--muted);margin:6px 0 15px}.entry-card strong{color:var(--purple);font-size:14px}.entry-icon{flex-shrink:0;width:66px;height:66px;border-radius:21px;display:grid;place-items:center;background:var(--soft);font-size:28px;color:var(--purple)}.scope-note{padding:17px 20px;background:#eeebf8;border-radius:15px;color:#666076;font-size:13px;margin:24px 0}.portal-footer{margin-top:24px;display:flex;gap:18px;font-size:13px;flex-wrap:wrap}.doc-main{max-width:1180px;margin:34px auto;padding:0 28px 70px}.doc-hero{padding:26px 30px;background:white;border:1px solid var(--line);border-radius:22px}.doc-hero h1{font-size:29px;margin:8px 0 12px}.doc-panel{background:white;border:1px solid var(--line);border-radius:18px;padding:24px 28px;margin-top:22px}.doc-panel p{margin:10px 0}.reading-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.reading-links a{padding:7px 11px;background:#f5f2fb;border-radius:8px;font-size:13px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:18px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:680px;font-size:14px}th,td{text-align:left;padding:14px 12px;border-bottom:1px solid var(--line)}th{background:#f7f4fb;font-weight:600;color:#635b75}td:first-child{font-weight:700;color:var(--purple)}.module-title td{background:#fcfaff;color:var(--ink);font-size:15px;padding-top:20px}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}.notice{background:#fff8e9;border:1px solid #f0deb7;border-radius:13px;padding:14px 17px;color:#795b22;font-size:13px}.pending-chip{display:inline-block;background:#fff0d4;color:#885b10;padding:2px 8px;border-radius:6px;font-size:12px}.host-layout{max-width:1100px;margin:26px auto;padding:0 24px;display:grid;grid-template-columns:430px minmax(0,1fr);gap:32px;align-items:start}.host-preview{display:flex;flex-direction:column;align-items:center;gap:12px}.device{padding:10px;background:#242033;border:1px solid #443c56;border-radius:44px;width:412px;height:866px;box-shadow:0 14px 36px #2d21411a;overflow:hidden}.device .product{width:390px;height:844px;border-radius:34px;overflow:hidden;background:var(--bg);position:relative}.device iframe{width:390px;height:844px;border:0;background:var(--bg);display:block;border-radius:34px}.host-aside{background:white;border:1px solid var(--line);padding:24px;border-radius:19px}.host-aside h1{font-size:26px;line-height:1.5;margin:7px 0 14px}.host-aside p{color:var(--muted);margin-bottom:18px}.host-aside h2{font-size:16px;margin:20px 0 8px}.host-aside ul{padding-left:20px;margin:8px 0;font-size:14px}.state-control{display:flex;gap:9px;align-items:center;flex-wrap:wrap;font-size:13px}.state-control select{padding:7px 8px;border:1px solid var(--line);border-radius:8px;background:white;max-width:240px}.pager{display:flex;justify-content:space-between;gap:10px;margin-top:22px}.host-caption{font-size:12px;color:var(--muted);text-align:center}.scope-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.scope-item{border:1px solid var(--line);border-radius:12px;padding:14px}.scope-item b{display:block}.scope-item small{color:var(--muted)}.canvas-body{overflow:hidden;height:100vh}.canvas-top{position:fixed;inset:0 0 auto;z-index:20;min-height:70px}.canvas-toolbar{position:fixed;top:76px;left:200px;right:0;background:#fff;min-height:64px;padding:12px 22px;display:flex;gap:9px;align-items:center;flex-wrap:wrap;border-bottom:1px solid var(--line);z-index:15}.canvas-toolbar input{border:1px solid var(--line);padding:8px 12px;border-radius:9px;width:220px;font-size:13px}.canvas-toolbar .tool{padding:8px 10px;font-size:13px}.canvas-toolbar .zoom-value{font-size:13px;width:42px;text-align:center;color:var(--muted)}.sidebar{position:fixed;top:76px;left:0;bottom:0;width:200px;background:#fff;border-right:1px solid var(--line);padding:26px 16px;z-index:16}.sidebar .eyebrow{font-size:11px;margin:0 10px 16px}.sidebar a{display:flex;flex-direction:column;gap:3px;color:var(--ink);padding:13px 12px;border-radius:12px;font-size:14px;margin-bottom:7px}.sidebar a:hover,.sidebar a.active{background:var(--soft);color:var(--purple)}.sidebar a small{font-size:12px;color:var(--muted)}.sidebar .progress{font-size:12px;color:var(--muted);padding:16px 11px;margin-top:20px;border-top:1px solid var(--line)}.canvas-viewport{position:fixed;top:141px;left:200px;right:0;bottom:0;overflow:auto;background-color:#f5f3fa;background-image:radial-gradient(#dfd9ee 1px,transparent 1px);background-size:22px 22px;overscroll-behavior:contain}.canvas-spacer{position:relative}.canvas-stage{position:absolute;transform-origin:top left;padding:34px 36px 60px;width:2400px}.canvas-stage section{margin-bottom:42px;scroll-margin:20px}.module-heading{max-width:1450px;display:flex;align-items:center;gap:17px;padding:0 0 16px}.module-number{width:45px;height:45px;background:white;border-radius:14px;color:var(--purple);display:grid;place-items:center;font-size:16px;font-weight:700;border:1px solid var(--line)}.module-heading h2{font-size:24px}.module-heading p{font-size:14px;color:var(--muted)}.flow-strip{display:flex;gap:10px;align-items:center;margin-bottom:18px;font-size:13px;color:#655b7c;background:#ede7f8;width:max-content;max-width:2100px;padding:10px 16px;border-radius:10px}.flow-strip b{color:var(--purple);font-weight:600}.branch-strip{display:none;background:#fff8e9;color:#806424;margin-top:-8px}.show-branches .branch-strip{display:flex}.page-row{display:flex;gap:24px}.page-card{padding:22px;background:rgba(255,255,255,.93);border:1px solid #e2dbed;border-radius:22px;width:742px;flex-shrink:0;box-shadow:0 3px 10px #47306404}.page-card:hover{border-color:#baa9e2}.page-card.highlight{outline:4px solid #b29de9;outline-offset:3px}.page-label{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}.page-label b{font-size:18px}.page-label .id{font-family:ui-monospace,monospace;font-size:13px;color:var(--purple);margin-right:10px}.page-label small{color:var(--muted);font-size:12px}.card-content{display:flex;gap:20px;align-items:flex-start}.card-device{width:412px;flex-shrink:0}.card-notes{width:264px;padding-top:10px;font-size:14px;line-height:1.75}.card-notes .note-label{display:block;font-size:12px;color:#8a8099;margin:0 0 4px}.card-notes p{margin-bottom:20px}.card-notes ul{padding-left:19px;margin:0 0 20px}.card-notes li{margin-bottom:10px}.card-notes details{margin:10px 0 18px;border-top:1px solid var(--line);padding-top:12px}.card-notes summary{color:#7d612b;cursor:pointer;font-size:13px}.card-notes details ul{font-size:13px;color:var(--muted);margin-top:10px}.card-notes .button{width:100%;margin-top:6px;font-size:14px}.preview-dialog{padding:0;border:1px solid var(--line);border-radius:24px;width:min(1100px,calc(100vw - 48px));max-height:calc(100vh - 48px);background:var(--bg);color:var(--ink)}.preview-dialog::backdrop{background:#2a1e4680;backdrop-filter:blur(4px)}.dialog-head{position:sticky;top:0;z-index:3;display:flex;justify-content:space-between;align-items:center;padding:15px 24px;background:white;border-bottom:1px solid var(--line)}.dialog-head h2{font-size:18px}.dialog-grid{display:grid;grid-template-columns:432px minmax(0,1fr);gap:26px;padding:24px}.dialog-preview{display:flex;flex-direction:column;gap:14px;align-items:center}.dialog-spec{background:white;padding:22px;border-radius:17px;font-size:14px;line-height:1.8}.dialog-spec h3{margin:18px 0 8px}.dialog-spec h3:first-child{margin-top:0}.dialog-spec ul{padding-left:18px}.dialog-spec details{margin-top:16px}.dialog-spec summary{cursor:pointer;color:var(--purple)}.interaction{border-top:1px solid var(--line);padding:13px 0}.interaction b{display:block;color:#47305e}.interaction .kind{font-size:11px;color:#8c681c}.interaction p{margin:4px 0;color:var(--muted)}.inline-links{display:flex;flex-wrap:wrap;gap:12px;margin:14px 0;font-size:13px}.boundary-frame{border:0;min-height:660px;width:100%;background:white;border-radius:15px}.canvas-help{font-size:12px;color:var(--muted);padding-left:6px}.kbd{border:1px solid var(--line);padding:1px 4px;border-radius:4px;background:white}.screenreader-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:900px){.host-layout{grid-template-columns:1fr;justify-items:center}.host-aside{width:100%}.topbar{padding:13px 18px}.brand small{display:none}.scope-grid{grid-template-columns:1fr}.sidebar{width:160px;padding:22px 9px}.canvas-toolbar,.canvas-viewport{left:160px}.canvas-toolbar{padding:10px 15px}.canvas-toolbar input{width:185px}.canvas-toolbar{min-height:105px}.canvas-viewport{top:182px}.canvas-help{display:none}.dialog-grid{grid-template-columns:1fr}.dialog-spec{width:100%}.dialog-preview{overflow:hidden}.preview-dialog{width:calc(100vw - 24px);max-height:calc(100vh - 24px)}.dialog-head{padding:12px 16px}.dialog-head h2{font-size:15px}}@media(max-width:600px){h1{font-size:28px}.portal{margin:35px auto;padding:0 18px}.entry-card{padding:23px 22px}.entry-icon{width:50px;height:50px;font-size:23px}.entry-card h2{font-size:20px}.topbar{gap:10px;flex-wrap:wrap}.project-nav{gap:2px}.project-nav a{font-size:12px;padding:5px 7px}.brand{font-size:14px}.brand-mark{width:31px;height:31px;border-radius:10px;font-size:17px}.doc-main{padding:0 16px 40px;margin-top:22px}.doc-hero,.doc-panel{padding:21px 18px}.doc-hero h1{font-size:25px}.host-layout{padding:0 10px;margin-top:18px}.host-preview{width:100%;overflow:hidden}.host-preview>.device{transform:scale(var(--device-scale, .82));transform-origin:top center;margin-bottom:calc(-866px * (1 - var(--device-scale, .82)))}.sidebar{width:120px;padding:20px 6px}.sidebar a{font-size:12px;padding:11px 8px}.sidebar .eyebrow{font-size:10px;margin-left:8px}.sidebar .progress{padding:12px 7px;font-size:11px}.canvas-toolbar,.canvas-viewport{left:120px}.canvas-top{min-height:96px;align-content:center;gap:5px;padding:10px 13px}.canvas-toolbar{top:97px;min-height:134px;padding:9px;gap:6px}.canvas-toolbar input{width:100%;flex:1 1 100%}.canvas-toolbar .tool{font-size:12px;padding:7px 8px}.canvas-toolbar .zoom-value{width:36px}.canvas-viewport{top:232px}.sidebar{top:97px}.canvas-stage{padding:22px 24px 50px}.dialog-grid{padding:16px 10px}.dialog-preview>.device{transform:scale(var(--modal-scale,.8));transform-origin:top center;margin-bottom:calc(-866px * (1 - var(--modal-scale,.8)))}.state-control{justify-content:center}.pager{font-size:12px;gap:6px}.dialog-head{gap:8px}.dialog-head .tool{padding:7px 9px;font-size:12px}}
.page-row{flex-wrap:wrap}

.canvas-stage{width:3150px}.flow-strip{max-width:3060px}

.deferred-module{width:744px;min-height:100vh;margin:0 0 20px;padding:28px;background:#ffffff60;border:1px dashed #d9ceee;border-radius:22px;color:#8b7b9d;font-size:14px}.deferred-module p{margin:0}

/* Original listening handwriting landscape viewport. */
.sidebar{overflow-y:auto;scrollbar-width:thin}.device.device-landscape{width:866px;height:412px;border-radius:38px}.device.device-landscape .product,.device.device-landscape iframe{width:844px;height:390px;border-radius:28px}.landscape-card{width:1200px}.landscape-card .card-device{width:866px}.landscape-host .host-layout{grid-template-columns:1fr;max-width:1120px}.landscape-host .host-aside{width:100%}.landscape-dialog .dialog-grid{grid-template-columns:1fr}.landscape-dialog .dialog-preview>.device{transform:scale(var(--modal-scale,1));transform-origin:top center;margin-bottom:calc(-412px * (1 - var(--modal-scale,1)))}.landscape-host .host-preview>.device{transform:scale(var(--device-scale,1));transform-origin:top center;margin-bottom:calc(-412px * (1 - var(--device-scale,1)))}

/* Review status applies to the delivery viewer, not the app screens. */
:root{--module-green:#267a53;--module-red:#c14444}
.brand-copy{display:flex;align-items:center;flex-wrap:wrap;gap:5px 12px}.brand-copy small{margin-left:0}.brand-title{white-space:nowrap}.last-revised{font-size:12px;font-weight:400;color:#766b84;white-space:nowrap}
.sidebar a.module-done,.sidebar a.module-done:hover,.sidebar a.module-done.active{color:var(--module-green)}
.sidebar a.module-pending,.sidebar a.module-pending:hover,.sidebar a.module-pending.active{color:var(--module-red)}
.sidebar a.module-done small{color:var(--module-green)}.sidebar a.module-pending small{color:var(--module-red)}
.sidebar a.module-done.active,.sidebar a.module-done:hover{background:#edf8f1}.sidebar a.module-pending.active,.sidebar a.module-pending:hover{background:#fff0f0}
.sidebar a b{position:relative;padding-left:14px}.sidebar a b:before{content:"";position:absolute;top:.65em;left:0;width:6px;height:6px;border-radius:50%;background:currentColor}
.module-done .module-number{color:var(--module-green);border-color:#c5e2d2;background:#edf8f1}.module-pending .module-number{color:var(--module-red);border-color:#efcccc;background:#fff0f0}
.module-heading.module-done h2,.module-title.module-done td{color:var(--module-green)}.module-heading.module-pending h2,.module-title.module-pending td{color:var(--module-red)}
@media(max-width:760px){.brand-copy{gap:3px 9px}.last-revised{font-size:11px}.topbar{gap:12px}.brand{gap:9px}}