:root{--ink:#14231d;--muted:#65726d;--paper:#f7f8f3;--card:#fff;--line:#dfe5dd;--green:#177455;--green-dark:#0d553e;--lime:#dff1c4;--amber:#f2be5c;--shadow:0 20px 60px rgba(26,51,40,.09);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 15% 0,#eef8dc 0,transparent 32rem),var(--paper)}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.site-header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,72px);border-bottom:1px solid var(--line);background:rgba(255,255,255,.86);backdrop-filter:blur(14px);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:42px;height:42px;border-radius:13px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800}.brand strong,.brand small{display:block}.brand small{font-size:12px;color:var(--muted);margin-top:3px}.site-nav{display:flex;align-items:center;gap:18px;color:var(--muted);font-size:14px}.site-nav form{margin:0}.link-button{border:0;background:none;color:var(--green);cursor:pointer}.site-main{width:min(1240px,calc(100% - 40px));margin:0 auto;padding:56px 0 80px}.site-footer{display:flex;justify-content:space-between;padding:30px clamp(20px,5vw,72px);border-top:1px solid var(--line);color:var(--muted);font-size:13px}.eyebrow{display:block;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:10px}.hero{padding:38px 0 48px}.hero h1,.course-hero h1{font-size:clamp(36px,5vw,68px);line-height:1.08;margin:0;max-width:900px;letter-spacing:-.04em}.hero p,.course-hero>p{font-size:18px;line-height:1.8;color:var(--muted);max-width:720px}.panel{background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}.course-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}.course-card{background:linear-gradient(145deg,#fff,#f4f8ed);border:1px solid var(--line);border-radius:26px;padding:30px;min-height:260px;box-shadow:var(--shadow);transition:.2s}.course-card:hover{transform:translateY(-4px);border-color:#bad2c5}.course-kicker{font-size:12px;color:var(--green);font-weight:800}.course-card h2{font-size:32px;margin:30px 0 12px}.course-card p{color:var(--muted);line-height:1.7}.course-card div{display:flex;gap:8px;align-items:baseline;margin-top:28px}.course-card div strong{font-size:34px}.course-card div span{color:var(--muted)}.course-hero{padding:20px 0 48px}.course-hero>a{color:var(--green);display:inline-block;margin-bottom:50px}.disclosure{margin-top:28px;padding:18px 20px;background:#f0f5ec;border-radius:16px;color:var(--muted);line-height:1.7;font-size:14px}.disclosure strong{color:var(--ink);margin-right:8px}.chapter-list{display:grid;gap:20px}.chapter{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px}.chapter header{display:flex;align-items:center;gap:16px;border-bottom:1px solid var(--line);padding-bottom:16px}.chapter header span{color:var(--green);font-weight:700}.chapter h2{font-size:20px;margin:0}.lesson-list a{display:grid;grid-template-columns:70px 1fr auto;gap:16px;align-items:center;padding:18px 8px;border-bottom:1px solid #edf0eb}.lesson-list a:last-child{border:0}.lesson-list a span,.lesson-list a em{color:var(--muted);font-style:normal;font-size:13px}.lesson-list a:hover strong{color:var(--green)}.auth-shell{min-height:calc(100vh - 260px);display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:center}.auth-copy h1{font-size:clamp(42px,6vw,74px);line-height:1.05;margin:0}.auth-copy p{font-size:18px;line-height:1.8;color:var(--muted)}.auth-card,.narrow-form{padding:34px}.auth-card h2{font-size:28px}.auth-card label,.narrow-form label{display:grid;gap:8px;margin:18px 0;color:var(--muted)}.auth-card input,.narrow-form input,.narrow-form select,.narrow-form textarea{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:12px;background:#fbfcf9}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;padding:13px 18px;cursor:pointer}.primary-button{background:var(--green);color:#fff}.primary-button:hover{background:var(--green-dark)}.secondary-button{background:#edf4e8;color:var(--green-dark)}.auth-card .primary-button{width:100%;margin-top:8px}.muted{color:var(--muted);font-size:13px}.error{color:#b63731}.narrow-form{max-width:620px;margin:30px auto}.lesson-layout{display:grid;grid-template-columns:310px minmax(420px,1fr) 300px;gap:20px;align-items:start}.lesson-player,.reader,.notes{padding:24px}.lesson-player{position:sticky;top:92px}.lesson-player h1{font-size:27px;line-height:1.25}.lesson-player audio{width:100%;margin:16px 0}.speed-row{display:flex;gap:6px;margin-bottom:12px}.speed-row button{border:1px solid var(--line);background:#fff;padding:7px 9px;border-radius:8px;cursor:pointer}.speed-row button.active{background:var(--green);color:#fff}.lesson-player .secondary-button{width:100%}.lesson-links{display:flex;justify-content:space-between;margin:22px 0;color:var(--green);font-size:13px}.disclosure.compact{display:grid;gap:4px;font-size:12px}.reader header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.reader h2,.notes h2{margin-top:0}.reader header label{color:var(--muted);font-size:13px}.transcript{padding:12px 0;max-height:calc(100vh - 180px);overflow:auto}.transcript p{font-family:"Noto Serif SC","Songti SC",serif;font-size:19px;line-height:2.1;margin:0;padding:14px 16px;border-left:3px solid transparent;border-radius:0 12px 12px 0;transition:.2s}.transcript p.active{background:#edf6e8;border-left-color:var(--green)}.notes{position:sticky;top:92px}.notes textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px;resize:vertical}.notes .primary-button{width:100%;margin:10px 0 18px}.notes article{border-top:1px solid var(--line);padding:14px 0}.notes article p{line-height:1.6;margin:8px 0}.note-seek,.note-delete{border:0;background:none;color:var(--green);padding:0;cursor:pointer;font-size:12px}.note-delete{color:#a14a45}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.metric-grid div{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px}.metric-grid strong{font-size:38px;display:block}.metric-grid span{color:var(--muted)}.studio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}.action-card{padding:28px;border-radius:22px;background:#163f31;color:#fff;min-height:210px}.action-card>span{color:#b9e28a;font-weight:800}.action-card h2{font-size:24px;margin:28px 0 8px}.action-card p{color:#cfe0d8;line-height:1.7}.audit-panel{margin-top:24px;padding:24px;overflow:auto}.audit-panel table{width:100%;border-collapse:collapse}.audit-panel th,.audit-panel td{text-align:left;padding:12px;border-bottom:1px solid var(--line);font-size:13px}.invite-result{margin-top:24px;padding:18px;background:#edf6e8;border-radius:16px}.invite-result textarea{width:100%;margin-top:10px}.messages{width:min(900px,calc(100% - 40px));margin:20px auto}.messages p{padding:12px 16px;background:#edf6e8;border-radius:12px}@media(max-width:1050px){.lesson-layout{grid-template-columns:280px 1fr}.notes{grid-column:1/-1;position:static}.metric-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.site-header{padding:0 16px}.site-nav>span,.site-nav>a{display:none}.site-main{width:min(100% - 24px,1240px);padding-top:28px}.auth-shell{grid-template-columns:1fr;gap:24px}.auth-copy h1{font-size:44px}.lesson-layout{grid-template-columns:1fr}.lesson-player,.notes{position:static}.transcript{max-height:none}.lesson-list a{grid-template-columns:48px 1fr}.lesson-list a em{display:none}.metric-grid{grid-template-columns:1fr 1fr}.site-footer{display:grid;gap:8px}.hero h1{font-size:42px}}
.inline-form { display: inline-flex; gap: .45rem; align-items: center; margin: .2rem .35rem .2rem 0; }
.inline-form select, .inline-form button { min-height: 2.25rem; }
.secret-once { border: 1px solid #d79d35; background: #fff9e9; }
.secret-once code { display: block; padding: 1rem; font-size: 1.05rem; overflow-wrap: anywhere; user-select: all; }
.user-table { width: 100%; border-collapse: collapse; }
.user-table th, .user-table td { padding: .85rem; border-bottom: 1px solid var(--line, #ddd); text-align: left; vertical-align: top; }

/* v0.1.1 usability and operations workspace */
.site-main{width:min(1520px,calc(100% - 40px))}.site-nav>a{white-space:nowrap}.account-menu{position:relative}.account-menu summary{display:flex;align-items:center;gap:8px;cursor:pointer;list-style:none;color:var(--ink)}.account-menu summary::-webkit-details-marker{display:none}.account-avatar{width:30px;height:30px;border-radius:10px;display:inline-grid;place-items:center;background:var(--green);color:#fff;font-weight:800;text-transform:uppercase}.account-avatar.large{width:76px;height:76px;border-radius:24px;font-size:30px}.account-popover{position:absolute;right:0;top:42px;width:230px;padding:16px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);display:grid;gap:10px;z-index:50}.account-popover small{color:var(--muted);overflow-wrap:anywhere}.account-popover a,.account-popover .link-button{text-align:left;padding:9px 10px;border-radius:9px}.account-popover a:hover,.account-popover .link-button:hover{background:#edf6e8}.account-popover form{width:100%}.account-popover .link-button{width:100%}
.dashboard-hero{padding-bottom:28px}.dashboard-section{margin:26px 0 46px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-heading h2{margin:0;font-size:28px}.section-heading .eyebrow{margin-bottom:6px}.section-heading>span,.section-heading>small{color:var(--muted)}.favorite-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}.favorite-card{display:grid;gap:8px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 10px 32px rgba(26,51,40,.06);transition:.2s}.favorite-card:hover{transform:translateY(-2px);border-color:#9fc5af}.favorite-card>span{color:var(--green);font-size:12px;font-weight:800}.favorite-card small{color:var(--muted)}.empty-panel{padding:30px}
.lesson-layout{grid-template-columns:330px minmax(520px,1fr) 340px;gap:24px;margin-bottom:100px}.lesson-context,.reader,.notes{padding:28px}.lesson-context{position:sticky;top:92px}.lesson-context h1{font-size:30px;line-height:1.28;margin:16px 0 28px}.back-link{display:inline-block;color:var(--green);margin-bottom:34px}.learning-state{display:grid;grid-template-columns:1fr auto;gap:7px;padding:18px;background:#f0f5ec;border-radius:16px}.learning-state span,.learning-state small{color:var(--muted);font-size:12px}.learning-state small{grid-column:1/-1}.lesson-context .lesson-links{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0}.reader{min-width:0}.reader header{position:sticky;top:72px;background:#fff;z-index:4;padding:0 0 12px}.transcript{max-height:calc(100vh - 190px);padding-bottom:80px}.transcript p{font-size:20px;line-height:2.15;padding:16px 20px;outline:none}.transcript p:hover,.transcript p:focus{background:#f7faf4;border-left-color:#a8c7b5}.transcript p.active{background:#e9f5e4;border-left-color:var(--green)}.notes{position:sticky;top:92px;max-height:calc(100vh - 120px);overflow:auto}.notes-help{margin-top:-8px;color:var(--muted);font-size:13px;line-height:1.7}.notes textarea{min-height:130px;transition:.2s}.notes textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(23,116,85,.1)}.note-compose-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;margin:7px 1px}.notes .primary-button{display:flex;gap:10px;flex-wrap:wrap}.notes .primary-button small{opacity:.72}.note-list article{position:relative;background:#fbfcf9;border:1px solid var(--line);border-radius:13px;padding:13px;margin:10px 0}.note-list article p{margin:9px 0}.note-delete{position:absolute;right:12px;top:13px}.note-seek{font-weight:700}.empty-note{color:var(--muted);font-size:13px;line-height:1.7;padding:16px 4px}.player-dock{position:fixed;left:0;right:0;bottom:0;z-index:40;padding:12px 20px;background:rgba(250,252,248,.95);border-top:1px solid #cfd9d1;box-shadow:0 -14px 40px rgba(20,35,29,.12);backdrop-filter:blur(16px)}.player-dock audio{display:none}.player-dock-inner{width:min(1520px,100%);margin:0 auto;display:flex;align-items:center;gap:16px}.player-toggle{width:48px;height:48px;flex:0 0 48px;border:0;border-radius:50%;background:var(--green);color:#fff;cursor:pointer;font-size:16px}.player-toggle:hover{background:var(--green-dark)}.player-track{min-width:240px;flex:1}.player-title{display:flex;justify-content:space-between;gap:14px;margin-bottom:6px;font-size:13px}.player-title>span{color:var(--muted);font-size:12px}.timeline-row{display:grid;grid-template-columns:42px minmax(120px,1fr) 42px;align-items:center;gap:8px;color:var(--muted);font-size:11px}.timeline-row input{--played:0%;width:100%;height:5px;appearance:none;border-radius:999px;background:linear-gradient(to right,var(--green) 0,var(--green) var(--played),#d9dfda var(--played),#d9dfda 100%);cursor:pointer}.timeline-row input::-webkit-slider-thumb{appearance:none;width:16px;height:16px;border-radius:50%;background:#fff;border:4px solid var(--green);box-shadow:0 2px 8px rgba(20,35,29,.2)}.timeline-row input::-moz-range-thumb{width:10px;height:10px;border-radius:50%;background:#fff;border:4px solid var(--green)}.dock-actions{display:flex;align-items:center;gap:12px}.speed-row.compact{margin:0}.speed-row.compact button{padding:7px 8px;font-size:12px}.favorite-button{border:1px solid #b9d2c4;background:#edf6e8;color:var(--green-dark);border-radius:10px;padding:10px 12px;white-space:nowrap;cursor:pointer}.favorite-button[data-active="true"]{background:#fff1c8;border-color:#e8c66c;color:#755207}.favorite-button:disabled{opacity:.55}.player-statuses{width:min(1520px,100%);margin:0 auto;display:grid;gap:8px}.player-statuses:has(>.resume-choice:not([hidden])),.player-statuses:has(>.learner-toast.show){margin-bottom:10px}.learner-toast{display:none;position:static;max-width:100%;padding:10px 14px;background:#163f31;color:#fff;border-radius:10px;overflow-wrap:anywhere;font-size:13px;line-height:1.5}.learner-toast[data-tone="error"]{background:#923f39}.learner-toast.show{display:block}
.metric-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.studio-grid{grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}.action-card{display:flex;flex-direction:column}.action-card>strong{margin-top:auto;color:#fff}.action-card.featured{background:linear-gradient(145deg,#0d553e,#177455)}.action-card.light{background:#eef6e9;color:var(--ink);border:1px solid #cfe0d4}.action-card.light p{color:var(--muted)}.action-card.light>strong{color:var(--green)}.action-card.quiet{background:#fff;color:var(--ink);border:1px solid var(--line)}.action-card.quiet p{color:var(--muted)}.action-card.quiet>strong{color:var(--green)}.management-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:30px}.management-hero>div{max-width:850px}.role-guide{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding:18px 22px;margin-bottom:22px}.role-guide>strong{color:var(--green)}.role-guide span{font-size:13px;color:var(--muted)}.role-guide b{color:var(--ink)}.management-panel{padding:26px;margin:22px 0}.table-scroll{overflow:auto}.status-pill{display:inline-flex;padding:5px 9px;border-radius:999px;background:#eef1ee;color:var(--muted);font-size:11px;white-space:nowrap}.status-pill.success,.status-pill.release-published{background:#e4f4e9;color:#126244}.status-pill.danger{background:#fae6e4;color:#9b3732}.status-pill.release-review{background:#fff1cd;color:#825d0a}.status-pill.release-approved{background:#e8efff;color:#3457a3}.status-pill.release-retired{background:#eceeed;color:#68706c}.status-pill.role-owner{background:#173f31;color:#fff}.status-pill.role-admin{background:#dfe9ff;color:#294e9a}.status-pill.role-reviewer{background:#fff0ce;color:#7d5908}.status-pill.role-learner{background:#e7f3e3;color:#366c45}.danger-button{color:#a03934;border-color:#e2b6b2!important;background:#fff6f5!important}.invite-list{display:grid;gap:8px}.invite-list article{display:flex;justify-content:space-between;gap:20px;padding:13px 4px;border-top:1px solid var(--line)}.invite-list article div{display:grid;gap:4px}.invite-list small,.invite-list>article>span{color:var(--muted);font-size:12px}
.workflow-strip{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;padding:17px 24px;margin-bottom:22px}.workflow-strip span{display:flex;align-items:center;gap:8px;font-size:13px}.workflow-strip b{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--green);color:#fff}.workflow-strip i{color:#9aaba2}.course-management-layout{display:grid;grid-template-columns:280px 1fr;gap:22px;align-items:start}.course-sidebar{padding:18px;position:sticky;top:92px;max-height:calc(100vh - 120px);overflow:auto}.course-sidebar .section-heading{align-items:center}.course-nav-item{display:grid;gap:6px;padding:14px;border-radius:14px;border:1px solid transparent}.course-nav-item:hover{background:#f5f8f2}.course-nav-item.active{background:#eaf4e6;border-color:#c7ddcc}.course-nav-item>span{font-size:10px;color:var(--green);font-weight:800}.course-nav-item small{color:var(--muted)}.course-operations{padding:28px;min-width:0}.course-operations-header{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;border-bottom:1px solid var(--line);padding-bottom:22px}.course-operations-header h2{font-size:32px;margin:0}.course-operations-header p{color:var(--muted);line-height:1.7}.course-stat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:22px 0}.course-stat-grid div{padding:14px;background:#f4f7f1;border-radius:13px}.course-stat-grid strong{display:block;font-size:24px}.course-stat-grid span{font-size:11px;color:var(--muted)}.release-policy{display:flex;gap:12px;padding:13px 16px;border-left:3px solid var(--amber);background:#fff9ea;font-size:12px;margin:18px 0}.release-policy span{color:var(--muted)}.release-table{width:100%;border-collapse:collapse}.release-table th,.release-table td{text-align:left;padding:12px 9px;border-bottom:1px solid var(--line);font-size:12px;vertical-align:middle}.release-table td:first-child{display:grid;gap:3px;min-width:190px}.release-table td:first-child small{color:var(--muted)}.release-table form{display:inline}.release-table button,.inline-form button{border:1px solid var(--line);background:#fff;padding:7px 9px;border-radius:8px;cursor:pointer}.release-table .primary-mini{background:var(--green);border-color:var(--green);color:#fff}.form-workspace{max-width:860px;margin:10px auto;padding:38px}.form-workspace h1{font-size:38px;margin-bottom:8px}.form-workspace>p{color:var(--muted);line-height:1.7}.structured-form{display:grid;gap:20px;margin-top:30px}.structured-form label{display:grid;gap:8px}.structured-form label>span{font-weight:700}.structured-form input,.structured-form textarea,.structured-form select{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:12px;background:#fbfcf9}.structured-form small{color:var(--muted);line-height:1.6}.structured-form em{color:#a03934;font-style:normal}.form-actions{display:flex;justify-content:flex-end;gap:12px;border-top:1px solid var(--line);padding-top:22px}.account-settings-layout{display:grid;grid-template-columns:300px minmax(420px,620px);gap:24px;justify-content:center;align-items:start}.account-summary{padding:28px;display:grid;justify-items:start;gap:8px}.account-summary h2{margin:12px 0 0}.account-summary p{color:var(--muted);margin-top:0}.account-summary>div{display:grid;gap:4px;padding:15px;background:#f0f5ec;border-radius:13px;width:100%}.account-summary>div span,.account-summary>small{color:var(--muted);font-size:12px;line-height:1.7}.password-form{max-width:none;margin:0}.password-form>p{color:var(--muted);line-height:1.7}.password-form .primary-button{width:100%;margin-top:12px}.success-state{text-align:center}.success-mark{width:64px;height:64px;margin:0 auto 20px;border-radius:50%;display:grid;place-items:center;background:#e4f4e9;color:var(--green);font-size:30px}
.table-action-link{display:inline-flex;padding:7px 9px;color:var(--green);font-size:12px}.invite-actions{display:flex!important;align-items:center;gap:10px!important}.invite-actions form{margin:0}.danger-text{color:#a03934!important}.course-access-form{display:grid;gap:10px;margin-top:28px}.course-access-form>label{display:flex;align-items:center;gap:14px;padding:16px;border:1px solid var(--line);border-radius:14px;cursor:pointer}.course-access-form>label:has(input:checked){background:#edf6e8;border-color:#afd0bb}.course-access-form input{width:20px;height:20px;accent-color:var(--green)}.course-access-form label>span{display:grid;gap:4px}.course-access-form small{color:var(--muted)}.course-access-form .form-actions{margin-top:14px}
@media(max-width:1200px){.lesson-layout{grid-template-columns:280px minmax(460px,1fr)}.notes{grid-column:1/-1;position:static;max-height:none}.note-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px}.course-stat-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.site-nav>a{display:none}.lesson-layout,.course-management-layout,.account-settings-layout{grid-template-columns:1fr}.lesson-context,.course-sidebar{position:static;max-height:none}.transcript{max-height:none}.player-dock-inner{flex-wrap:wrap}.player-track{min-width:calc(100% - 70px)}.dock-actions{width:100%;justify-content:space-between}.management-hero{align-items:flex-start;flex-direction:column}.course-operations-header{flex-direction:column}.course-stat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.site-header{height:64px}.brand small{display:none}.brand strong{font-size:14px}.site-nav{gap:8px}.account-menu summary>span:last-child{display:none}.account-popover{position:fixed;top:70px;right:12px}.site-main{width:min(100% - 20px,1520px);padding-top:22px;padding-bottom:150px}.lesson-context,.reader,.notes,.course-operations{padding:20px}.reader header{top:64px}.transcript p{font-size:18px;padding:14px 12px}.player-dock{padding:9px 10px}.player-toggle{width:42px;height:42px;flex-basis:42px}.player-title strong{max-width:58vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.player-title>span{display:none}.dock-actions{overflow:auto}.speed-row.compact{flex:1}.favorite-button{padding:8px 10px}.learner-toast{width:100%;text-align:left}.course-stat-grid{grid-template-columns:1fr 1fr}.workflow-strip i{display:none}.form-workspace{padding:24px}.account-settings-layout{display:flex;flex-direction:column}.account-summary,.password-form{width:100%}.user-table{min-width:780px}}

/* v0.1.2 learning workspace: one viewport, independent panes, mobile drawers */
.lesson-page{height:100dvh;overflow:hidden}.lesson-page .site-main{height:calc(100dvh - 72px - var(--player-dock-height,82px));padding:14px 0;overflow:hidden}.lesson-page .site-footer{display:none}.lesson-page .lesson-layout{height:100%;margin:0;grid-template-columns:320px minmax(0,1fr) 330px;gap:16px;align-items:stretch}.lesson-page .lesson-context,.lesson-page .reader,.lesson-page .notes{height:100%;min-height:0;position:static}.lesson-page .lesson-context{display:flex;flex-direction:column;padding:20px;overflow:hidden}.drawer-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.drawer-header h1{font-size:23px!important;margin:2px 0 4px!important}.drawer-header h2{font-size:22px;margin:0}.drawer-header p{margin:0;color:var(--muted);font-size:12px}.drawer-header .back-link{margin-bottom:18px}.drawer-close{display:none;width:36px;height:36px;border:0;border-radius:50%;background:#edf2ed;color:var(--ink);font-size:24px;cursor:pointer}.compact-state{grid-template-columns:1fr;margin:14px 0;padding:12px 14px}.compact-state strong{font-size:13px;line-height:1.45}.lesson-catalog{flex:1;min-height:0;overflow:auto;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:8px 0;scrollbar-width:thin}.lesson-catalog details{border-bottom:1px solid #edf0eb}.lesson-catalog details:last-child{border-bottom:0}.lesson-catalog summary{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:center;padding:11px 8px;cursor:pointer;list-style:none}.lesson-catalog summary::-webkit-details-marker{display:none}.lesson-catalog summary span,.lesson-catalog summary em{color:var(--green);font-size:10px;font-style:normal}.lesson-catalog summary strong{font-size:12px;line-height:1.35}.lesson-catalog details>div{display:grid;padding:0 0 8px}.lesson-catalog a{display:grid;grid-template-columns:42px 1fr auto;gap:7px;align-items:center;padding:9px 9px;border-radius:9px}.lesson-catalog a:hover{background:#f3f7f1}.lesson-catalog a.active{background:#e6f3e5;color:var(--green-dark)}.lesson-catalog a span,.lesson-catalog a em{font-size:10px;color:var(--muted);font-style:normal}.lesson-catalog a strong{font-size:12px;line-height:1.35}.lesson-context .lesson-links{margin:10px 0 0;padding:11px 2px;border-top:0}.disclosure-details{font-size:11px}.disclosure-details>summary{cursor:pointer;color:var(--muted);padding:7px 2px}.disclosure-details .disclosure{margin-top:4px;padding:10px;font-size:10px}.lesson-page .reader{display:flex;flex-direction:column;padding:22px 28px;overflow:hidden}.lesson-page .reader header{position:static;flex:0 0 auto;padding-bottom:12px}.lesson-page .reader header h2{font-size:24px;margin:0}.lesson-page .transcript{flex:1;min-height:0;max-height:none;overflow:auto;padding:6px 0 40px;overscroll-behavior:contain}.lesson-page .transcript p{font-size:18px;line-height:2;padding:13px 16px}.lesson-page .notes{padding:22px;overflow:auto;overscroll-behavior:contain}.mobile-learning-tools,.learning-drawer-overlay{display:none}
@media(max-width:1024px){.lesson-page .site-main{height:calc(100dvh - 64px - var(--player-dock-height,132px));width:100%;padding:8px 10px}.lesson-page .lesson-layout{display:block;height:100%}.lesson-page .reader{height:100%;padding:18px 16px;border-radius:18px}.lesson-page .reader header h2{font-size:20px}.lesson-page .transcript p{font-size:17px;line-height:1.9;padding:12px 10px}.lesson-page .learning-drawer{display:flex;position:fixed;top:64px;bottom:var(--player-dock-height,132px);width:min(88vw,420px);height:auto;max-height:none;z-index:53;border-radius:0;transition:transform .22s ease;box-shadow:0 18px 60px rgba(20,35,29,.22)}.lesson-page #lesson-catalog-panel{left:0;transform:translateX(-105%)}.lesson-page #lesson-notes-panel{right:0;transform:translateX(105%);overflow:auto}.lesson-page .learning-drawer.open{transform:translateX(0)!important}.drawer-close{display:grid;place-items:center}.learning-drawer-overlay{display:block;position:fixed;inset:64px 0 var(--player-dock-height,132px);background:rgba(13,31,24,.34);z-index:52;opacity:0;pointer-events:none;transition:opacity .2s}.learning-drawer-overlay.open{opacity:1;pointer-events:auto}.mobile-learning-tools{display:flex;position:fixed;right:12px;bottom:calc(var(--player-dock-height,132px) + 10px);z-index:54;gap:8px}.mobile-learning-tools button{display:flex;align-items:center;gap:6px;border:1px solid #b8cfc1;background:#fff;color:var(--green-dark);padding:10px 13px;border-radius:999px;box-shadow:0 8px 24px rgba(20,35,29,.15);font-weight:700}.mobile-learning-tools button span{font-size:16px}.learning-drawer-open .mobile-learning-tools{opacity:0;pointer-events:none}.lesson-page .player-dock{min-height:132px}.lesson-page .player-dock-inner{gap:10px}.lesson-page .player-track{min-width:calc(100% - 58px)}.lesson-page .dock-actions{gap:8px}.lesson-page .speed-row.compact{overflow-x:auto}.lesson-page .speed-row.compact button{flex:0 0 auto}.lesson-page .favorite-button{flex:0 0 auto}}
@media(max-width:600px){.lesson-page .reader header label{font-size:11px}.lesson-page .transcript p{font-size:16px}.lesson-page .player-title strong{font-size:12px}.lesson-page .speed-row.compact button{font-size:11px;padding:6px}.lesson-page .favorite-button{font-size:12px}}

/* v0.1.3 learner continuity */
.account-menu[open] summary{color:var(--green-dark)}
.account-menu-mobile-only{display:none!important}
@media(max-width:900px){.account-menu-mobile-only{display:flex!important}}
@media(max-width:900px){.site-nav>.service-center-menu{display:none}}
/* Dashboard: natural document flow, compact continuity and readable shelves. */
.dashboard-page{height:auto;min-height:100dvh;overflow:visible}
.dashboard-page .site-footer{display:none}
.dashboard-page .site-main{width:min(1180px,calc(100% - 40px));height:auto;min-height:0;padding:28px 0 48px;overflow:visible;display:block}
.dashboard-page .announcement-strip{margin-bottom:20px;min-width:0}
.dashboard-page .announcement-strip strong,.dashboard-page .announcement-strip p{overflow-wrap:anywhere}
.dashboard-page .dashboard-hero{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 0 22px;border-bottom:1px solid var(--line)}
.dashboard-page .dashboard-hero>div{min-width:0}
.dashboard-page .dashboard-hero .eyebrow{margin:0 0 7px}
.dashboard-page .dashboard-hero h1{font-size:clamp(28px,3vw,38px);line-height:1.2;margin:0;letter-spacing:-.03em}
.dashboard-page .dashboard-hero p{margin:9px 0 0;font-size:15px;line-height:1.6;color:var(--muted)}
.dashboard-shortcuts{display:flex;align-items:center;gap:12px;flex-wrap:wrap;flex:0 0 auto}
.dashboard-shortcuts a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:11px 15px;border-radius:11px;font-size:14px;font-weight:700}
.dashboard-shortcuts .shelf-link{color:var(--green)}
.dashboard-page .dashboard-overview{display:block;margin-top:20px;min-width:0}
.resume-card,.course-compact-card{min-width:0;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:var(--shadow);transition:border-color .2s,box-shadow .2s}
a.resume-card:hover,.course-compact-card:hover{border-color:#9fc5af;box-shadow:0 14px 36px rgba(26,51,40,.12)}
.resume-card{padding:20px 24px;display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:18px;align-items:center;background:linear-gradient(145deg,#fff,#f1f8ea)}
.resume-icon{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--green);color:#fff;padding-left:3px}
.resume-copy{min-width:0}
.resume-copy .eyebrow{margin-bottom:6px;font-size:12px;letter-spacing:.06em;overflow-wrap:anywhere}
.resume-copy h2{font-size:21px;line-height:1.45;margin:0 0 5px;overflow-wrap:anywhere}
.resume-copy p,.resume-copy small{color:var(--muted);margin:0;font-size:13px;line-height:1.5;overflow-wrap:anywhere}
.resume-card .resume-action{display:flex;align-items:center;justify-content:center;min-height:44px;padding:11px 17px;border-radius:11px;background:var(--green);color:#fff;font-size:14px;white-space:nowrap}
.resume-progress,.course-progress{height:6px;border-radius:99px;background:#dfe6df;overflow:hidden;margin:11px 0 6px}
.resume-progress i,.course-progress i{display:block;height:100%;background:var(--green);border-radius:inherit}
.empty-resume{grid-template-columns:48px minmax(0,1fr)}
.dashboard-favorites{margin-top:18px;min-width:0;border:1px solid #cddcd0;border-radius:18px;background:rgba(255,255,255,.82);scroll-margin-top:88px}
.dashboard-favorites>summary{display:flex;align-items:center;gap:16px;min-height:64px;padding:17px 20px;cursor:pointer;list-style:none;border-radius:18px}
.dashboard-favorites>summary::-webkit-details-marker{display:none}
.dashboard-favorites>summary::after{content:'⌄';color:var(--green);font-size:22px;line-height:1;transition:transform .2s}
.dashboard-favorites[open]>summary::after{transform:rotate(180deg)}
.favorites-heading{flex:1;min-width:0;color:var(--ink);font-size:19px;font-weight:750;line-height:1.4}
.favorites-heading small{display:block;margin-top:3px;color:var(--muted);font-size:13px;font-weight:400}
.favorites-shown{flex:0 0 auto;color:var(--green-dark);font-size:13px}
.favorite-rail{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(220px,100%),1fr));gap:12px;padding:0 20px 8px}
.favorite-chip{min-width:0;min-height:92px;display:flex;flex-direction:column;gap:7px;padding:15px;border:1px solid var(--line);border-radius:13px;background:#f9fcf6;overflow-wrap:anywhere}
.favorite-chip:hover{border-color:#9fc5af;background:#f1f7ed}
.favorite-chip>span{color:var(--green);font-size:12px;font-weight:650;line-height:1.5}
.favorite-chip>strong{font-size:15px;line-height:1.5}
.favorite-chip>small{margin-top:auto;color:var(--green-dark);font-size:12px}
.favorites-limit{margin:0;padding:4px 20px 15px;color:var(--muted);font-size:12px;line-height:1.5}
.favorites-empty{margin:0;padding:0 20px 18px;color:var(--muted);font-size:14px;line-height:1.7;overflow-wrap:anywhere}
.dashboard-courses{margin-top:28px;min-width:0;scroll-margin-top:90px}
.dashboard-page .dashboard-courses .section-heading{margin-bottom:15px}
.dashboard-page .dashboard-courses .section-heading h2{font-size:24px}
.dashboard-page .course-compact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;min-height:0;max-height:none;overflow:visible}
.course-compact-card{height:auto;min-height:220px;padding:24px;display:flex;flex-direction:column;background:linear-gradient(145deg,#fff,#f7f9f1)}
.course-compact-card .course-kicker{font-size:12px;line-height:1.5}
.course-compact-card h2{font-size:27px;line-height:1.4;margin:14px 0 8px;overflow-wrap:anywhere}
.course-compact-card p{font-size:14px;line-height:1.65;color:var(--muted);margin:0 0 8px;overflow-wrap:anywhere}
.course-compact-card .course-access{color:var(--green-dark);font-size:13px;line-height:1.6;overflow-wrap:anywhere}
.course-metrics{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:auto;padding-top:18px;color:var(--muted);font-size:13px;line-height:1.6}
.course-metrics>span{min-width:0;overflow-wrap:anywhere}
.course-metrics strong{color:var(--ink);font-size:21px;margin-right:3px}
.course-compact-card .course-progress{margin:12px 0}
.course-card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;min-height:32px}
.course-card-footer small{color:var(--muted);font-size:13px}
.course-card-footer strong{color:var(--green-dark);font-size:14px}
.course-compact-grid>.empty-panel{grid-column:1/-1;overflow-wrap:anywhere}
.dashboard-access{margin-top:24px;padding:22px;overflow-wrap:anywhere}
.dashboard-access h2{margin-top:0;font-size:22px}
.dashboard-access p{font-size:14px;line-height:1.7}
.dashboard-page a:focus-visible,.dashboard-page summary:focus-visible{outline:3px solid var(--green);outline-offset:4px}
.dashboard-favorites:target>summary{outline:2px solid var(--green);outline-offset:3px}
@media(max-width:760px){
  .dashboard-page .site-main{width:calc(100% - 24px);padding-top:20px}
  .dashboard-page .dashboard-hero{align-items:flex-start;flex-direction:column;gap:15px;padding-bottom:18px}
  .dashboard-shortcuts{gap:8px}
  .dashboard-page .dashboard-overview{margin-top:16px}
  .resume-card{grid-template-columns:40px minmax(0,1fr);gap:12px;padding:18px}
  .resume-icon{width:40px;height:40px}
  .resume-copy h2{font-size:19px}
  .resume-card .resume-action{grid-column:2;justify-self:start}
  .empty-resume{grid-template-columns:40px minmax(0,1fr)}
  .dashboard-favorites>summary{padding:15px;gap:10px;flex-wrap:wrap}
  .favorites-heading{font-size:18px}
  .favorites-heading small{font-size:12px}
  .favorite-rail{padding-inline:15px;grid-template-columns:1fr}
  .favorites-limit,.favorites-empty{padding-inline:15px}
  .dashboard-courses{margin-top:24px}
  .dashboard-page .course-compact-grid{grid-template-columns:1fr;gap:14px}
  .course-compact-card{min-height:0;padding:21px}
  .course-compact-card h2{font-size:25px}
}
@media(prefers-reduced-motion:reduce){.dashboard-page a,.dashboard-favorites>summary::after{transition:none}}

.lesson-page .site-main{width:min(1600px,calc(100% - 24px))}.lesson-page .lesson-layout{grid-template-columns:360px minmax(0,1fr) 320px}.lesson-page .lesson-context{padding:16px 18px}.catalog-header .back-link{font-size:12px;margin-bottom:9px}.catalog-title-row{display:flex;align-items:end;justify-content:space-between;gap:10px}.catalog-title-row .eyebrow{margin-bottom:2px;font-size:9px}.catalog-title-row>span{color:var(--muted);font-size:11px;margin-bottom:3px}.catalog-current{display:grid;grid-template-columns:auto minmax(0,1fr);gap:3px 8px;align-items:center;margin:8px 0;padding:8px 10px;border-radius:10px;background:#f0f5ec}.catalog-current span,.catalog-current small{color:var(--muted);font-size:9px}.catalog-current strong{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.catalog-current small{grid-column:2}.lesson-page .lesson-catalog summary{padding:8px 7px}.lesson-page .lesson-catalog summary strong{font-size:12px}.lesson-page .lesson-catalog a{padding:7px 8px;grid-template-columns:38px 1fr auto}.lesson-page .lesson-catalog a strong{font-size:12px}.lesson-page .lesson-context .lesson-links{padding:8px 2px;margin:6px 0 0}.disclosure-details .disclosure p{margin:0 0 7px}.reader-options{display:flex;align-items:center;justify-content:flex-end;gap:9px;flex-wrap:wrap}.reader-options label{display:flex;align-items:center;gap:4px;white-space:nowrap}.reader-options input{accent-color:var(--green)}.lesson-page .transcript p{position:relative;padding-right:86px}.transcript-note-marker{position:absolute;right:9px;top:13px;border:1px solid #b7d0c1;background:#eef7ea;color:var(--green-dark);border-radius:999px;padding:4px 8px;font:700 10px/1 Inter,"PingFang SC",sans-serif;cursor:pointer}.transcript-note-marker:hover{background:#dff0d7}.lesson-page .transcript p.note-located{box-shadow:inset 0 0 0 2px #e2b94f;background:#fff8d9}.selection-note-action{position:fixed;z-index:70;border:0;border-radius:9px;padding:8px 12px;background:#163f31;color:#fff;box-shadow:var(--shadow);cursor:pointer;font-size:12px}.selection-note-action[hidden]{display:none}

.note-scope-tabs{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin:10px 0}.note-scope-tabs button{border:1px solid var(--line);border-radius:9px;background:#f8faf6;padding:7px;color:var(--muted);cursor:pointer;font-size:11px}.note-scope-tabs button.active{background:var(--green);border-color:var(--green);color:#fff}.note-anchor-context{position:relative;display:grid;gap:3px;padding:8px 32px 8px 10px;margin-bottom:8px;border:1px solid #b9d2c4;border-radius:10px;background:#edf6e8}.note-anchor-context[hidden]{display:none}.note-anchor-context span{font-size:9px;color:var(--green);font-weight:800}.note-anchor-context strong{font-size:10px;line-height:1.4}.note-anchor-context button{position:absolute;right:7px;top:7px;border:0;background:none;color:var(--muted);cursor:pointer}.lesson-page .notes textarea{min-height:86px}.lesson-page .notes .primary-button{margin:7px 0 9px;padding:9px}.note-lesson-heading{display:flex;gap:6px;align-items:center;margin:12px 0 5px;padding-top:7px;border-top:1px solid var(--line);font-size:11px}.note-lesson-heading span{color:var(--green);font-size:9px}.note-list article{padding:8px 9px;margin:6px 0;border-radius:10px}.note-row-actions{display:flex;justify-content:space-between;align-items:center}.note-unlocated{font-size:9px;color:#9a6a28;background:#fff2d8;border-radius:99px;padding:2px 6px}.note-summary{display:-webkit-box;width:100%;margin:5px 0 3px;padding:0;border:0;background:none;color:var(--ink);text-align:left;font-size:11px;line-height:1.45;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;cursor:pointer}.note-summary:hover{color:var(--green-dark)}.note-quote{display:block;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:9px}.note-secondary-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:3px}.note-secondary-actions button{border:0;background:none;padding:0;color:var(--muted);font-size:9px;cursor:pointer}.note-secondary-actions .note-delete{position:static;color:#a14a45}.note-bubble{position:fixed;z-index:75;width:min(340px,calc(100vw - 24px));max-height:280px;overflow:auto;padding:12px;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:0 18px 60px rgba(20,35,29,.24)}.note-bubble[hidden]{display:none}.note-bubble>header{display:flex;justify-content:space-between;align-items:center;padding-bottom:7px;border-bottom:1px solid var(--line)}.note-bubble>header button{border:0;background:none;font-size:20px;cursor:pointer}.note-bubble>div>article{padding:9px 0;border-bottom:1px solid var(--line)}.note-bubble>div>article:last-child{border-bottom:0}.note-bubble p{margin:6px 0;font-size:12px;line-height:1.55;white-space:pre-wrap}.note-bubble article>div{display:flex;gap:10px;justify-content:flex-end}.note-bubble button{border:0;background:none;color:var(--green);cursor:pointer;font-size:10px}.note-bubble .bubble-play{font-weight:800}

.player-menu-wrap{position:relative}.player-menu-button{min-width:60px;border:1px solid #b9d2c4;background:#fff;color:var(--green-dark);border-radius:10px;padding:9px 10px;white-space:nowrap;cursor:pointer}.player-menu-button[aria-expanded="true"]{background:#edf6e8}.player-popup-menu{position:absolute;right:0;bottom:48px;width:210px;padding:12px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:var(--shadow)}.player-popup-menu[hidden]{display:none}.player-popup-menu>strong{display:block;margin-bottom:9px;font-size:11px}.speed-options{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}.speed-options button,.sleep-menu button{border:1px solid var(--line);background:#f8faf6;border-radius:8px;padding:7px;cursor:pointer;font-size:11px}.speed-options button.active{background:var(--green);border-color:var(--green);color:#fff}.sleep-menu{display:grid;grid-template-columns:1fr 1fr;gap:5px}.sleep-menu>strong{grid-column:1/-1}.sleep-menu button:last-child{grid-column:1/-1;color:#a14a45}.lesson-page .dock-actions{gap:8px}

@media(max-width:1180px) and (min-width:1025px){.lesson-page .lesson-layout{grid-template-columns:330px minmax(0,1fr) 290px}.reader-options{gap:5px}.reader-options label{font-size:10px}.lesson-page .reader{padding-left:20px;padding-right:20px}}
@media(max-width:1024px){.lesson-page .site-main{width:100%}.catalog-current{margin:10px 0}.note-bubble{left:50%!important;top:auto!important;bottom:calc(var(--player-dock-height,132px) + 10px);transform:translateX(-50%);max-height:45vh}.reader-options{gap:7px}.reader-options label{font-size:10px}.lesson-page .transcript p{padding-right:76px}.player-popup-menu{position:fixed;right:12px;bottom:calc(var(--player-dock-height,132px) + 10px)}}
@media(max-width:600px){.reader-options{display:grid;grid-template-columns:repeat(3,auto);width:100%;justify-content:start;padding-top:7px}.lesson-page .reader header{display:block}.lesson-page .reader header h2{margin-bottom:4px}.lesson-page .transcript p{padding-right:68px}.transcript-note-marker{right:5px;padding:4px 6px}.lesson-page .dock-actions{overflow:visible}.player-menu-button{min-width:52px;padding:8px 7px;font-size:11px}.favorite-button{font-size:11px}.note-bubble{bottom:calc(var(--player-dock-height,132px) + 10px)}}

/* v0.1.4 progress clarity, compact notes and anchored mobile controls */
.overflow-title{display:block;min-width:0;max-width:100%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.overflow-title>span{display:inline-block;min-width:100%;will-change:transform}.overflow-title.is-overflowing:hover>span,.overflow-title.is-overflowing:focus>span,.overflow-title.is-overflowing:focus-within>span,.overflow-title.is-overflowing.marquee-auto>span{animation:title-overflow-pan 8s ease-in-out 1s infinite alternate}.overflow-title.is-overflowing{cursor:help;text-overflow:clip}@keyframes title-overflow-pan{0%,12%{transform:translateX(0)}88%,100%{transform:translateX(calc(-1 * var(--title-shift)))}}@media(prefers-reduced-motion:reduce){.overflow-title.is-overflowing>span{animation:none!important}.overflow-title.is-overflowing{text-overflow:ellipsis}}

.course-detail-page .site-main{width:min(1180px,calc(100% - 40px));padding-top:28px}.course-learning-hero{padding:8px 0 30px}.course-learning-hero>a{margin-bottom:22px}.course-learning-hero h1{font-size:clamp(34px,4vw,54px)}.course-learning-summary{display:grid;grid-template-columns:180px minmax(220px,1fr) auto;gap:12px 24px;align-items:center;margin-top:24px;padding:20px 22px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(145deg,#fff,#f1f8ea);box-shadow:var(--shadow)}.course-learning-summary>div:first-child{display:grid;gap:2px}.course-learning-summary span,.course-learning-summary small,.course-learning-summary>p{color:var(--muted);font-size:12px}.course-learning-summary strong{font-size:30px}.course-learning-progress{height:9px;border-radius:99px;background:#dfe6df;overflow:hidden}.course-learning-progress i,.lesson-progress-mini i{display:block;height:100%;border-radius:inherit;background:var(--green)}.course-learning-actions{display:flex;gap:8px;justify-content:flex-end}.course-learning-summary>p{grid-column:1/-1;margin:0}.course-disclosure{margin-top:14px}.course-disclosure>summary{color:var(--green);cursor:pointer;font-size:13px}.course-disclosure .disclosure{margin-top:10px}.course-detail-page .chapter-list{gap:14px}.course-detail-page .chapter{padding:18px 20px}.course-detail-page .lesson-list a{grid-template-columns:58px minmax(0,1fr) 90px 92px;gap:12px;padding:13px 8px}.course-detail-page .lesson-list a.current-progress{background:#edf6e8;border-radius:10px}.lesson-progress-mini{height:5px;border-radius:99px;background:#e1e7e1;overflow:hidden}.course-detail-page .lesson-list em{text-align:right;white-space:nowrap}

.reader-heading{min-width:0;flex:1}.lesson-page .reader header h2{max-width:100%;white-space:nowrap}.lesson-page .catalog-header>div{min-width:0;flex:1}.catalog-header .back-link{max-width:100%}.catalog-title-row>div{min-width:0}.lesson-page .lesson-catalog a strong,.lesson-page .lesson-catalog summary strong{white-space:nowrap;line-height:1.35}.player-title{min-width:0}.player-title strong{display:block;max-width:100%}
.catalog-compact-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;width:100%}.catalog-compact-heading .back-link{margin:0!important;font-size:13px}.catalog-directory-label{display:flex;align-items:baseline;gap:7px;color:var(--ink);white-space:nowrap}.catalog-directory-label strong{font-size:15px}.catalog-directory-label em{color:var(--muted);font-size:10px;font-style:normal}

.lesson-page .notes{display:flex;flex-direction:column;overflow:hidden}.lesson-page .notes textarea{flex:0 0 auto}.note-list{position:relative;flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding-right:2px}.note-list article{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 8px;padding:7px 8px}.note-primary-row{grid-column:1/-1;display:grid;grid-template-columns:58px minmax(0,1fr) auto;gap:7px;align-items:center;min-width:0}.note-primary-row .note-seek{white-space:nowrap;font-weight:800}.note-summary{display:block;width:100%;min-width:0;margin:0;padding:2px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.35}.note-secondary-actions{grid-column:2;grid-row:2;align-self:center;margin:0}.note-quote{grid-column:1;grid-row:2;margin:0}.note-hover-preview{display:none;position:absolute;left:6px;right:6px;top:42px;z-index:8;max-height:160px;overflow:auto;padding:10px 11px;border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:0 12px 34px rgba(20,35,29,.2);font-size:11px;line-height:1.55;white-space:pre-wrap}.note-list article:hover .note-hover-preview,.note-list article:focus-within .note-hover-preview{display:block}.note-lesson-heading{position:relative;z-index:1;background:#fff}.transcript-note-marker{white-space:nowrap}

.resume-choice{position:static;display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:100%;padding:10px 14px;border:1px solid #b8cfc1;border-radius:12px;background:#fff;font-size:13px;line-height:1.5;overflow-wrap:anywhere}.resume-choice[hidden]{display:none}.resume-choice>div{display:flex;gap:6px}.resume-choice button{border:1px solid var(--line);border-radius:8px;background:#f6f9f3;padding:10px 12px;min-height:44px;color:var(--green-dark);cursor:pointer}.resume-choice button:first-child{border-color:var(--green);background:var(--green);color:#fff}

@media(max-width:1024px){.lesson-page .learning-drawer{flex-direction:column!important;min-width:0;overflow:hidden!important}.lesson-page #lesson-notes-panel{width:min(94vw,420px)}.lesson-page #lesson-catalog-panel{width:min(92vw,420px)}.lesson-page .notes>*{max-width:100%;min-width:0}.lesson-page .notes .note-list{width:100%;overflow-x:hidden;overflow-y:auto}.note-hover-preview{display:none!important}.player-popup-menu{z-index:76}.resume-choice{width:100%;justify-content:space-between}.course-learning-summary{grid-template-columns:1fr}.course-learning-actions{justify-content:flex-start}.course-learning-summary>p{grid-column:auto}.course-detail-page .lesson-list a{grid-template-columns:52px minmax(0,1fr) 72px}.course-detail-page .lesson-list em{display:none}}
@media(max-width:600px){.course-detail-page .site-main{width:min(100% - 20px,1180px);padding-top:18px}.course-learning-hero h1{font-size:30px}.course-learning-summary{padding:16px}.course-learning-actions{display:grid;grid-template-columns:1fr 1fr}.course-learning-actions a{padding:10px 8px}.course-detail-page .chapter{padding:14px}.course-detail-page .chapter header{gap:8px}.course-detail-page .chapter h2{min-width:0;font-size:17px}.course-detail-page .lesson-list a{grid-template-columns:42px minmax(0,1fr);gap:8px}.course-detail-page .lesson-progress-mini{grid-column:2}.resume-choice{align-items:flex-start;gap:8px}.resume-choice>span{line-height:1.5}.resume-choice>div{flex:0 0 auto}.note-primary-row{grid-template-columns:56px minmax(0,1fr) auto}.note-list article{padding:8px}.lesson-page .reader header h2{font-size:19px}.reader-options{overflow-x:auto;display:flex;flex-wrap:nowrap}.overflow-title.is-overflowing.marquee-auto>span{animation-duration:10s}.catalog-compact-heading{gap:8px}.catalog-directory-label{gap:4px}.catalog-directory-label strong{font-size:13px}.catalog-directory-label em{font-size:9px}}

/* v0.1.5 mobile learning reliability and duration clarity */
.reader-header{display:grid!important;grid-template-columns:auto minmax(0,1fr);gap:5px 16px;align-items:center!important}.reader-topline{display:contents}.reader-topline .eyebrow{grid-column:1;grid-row:1;margin:0}.reader-settings-toggle{display:none}.reader-header .reader-options{grid-column:2;grid-row:1;justify-self:end}.reader-title{grid-column:1/-1;grid-row:2;display:-webkit-box;max-width:100%;margin:0;overflow:hidden;font-size:clamp(21px,2.4vw,34px);line-height:1.25;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.timeline-row{grid-template-columns:minmax(120px,1fr) auto!important}.timeline-row #player-time{min-width:86px;text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums;color:var(--ink)}
.player-menu-overlay{display:block;position:fixed;inset:64px 0 var(--player-dock-height,132px);z-index:74;background:rgba(13,31,24,.28);backdrop-filter:blur(2px)}.player-menu-overlay[hidden]{display:none}.player-popup-menu.is-portaled{position:fixed!important;z-index:78;margin:0}.player-popup-menu.mobile-player-sheet{border-radius:18px;padding:16px}.mobile-player-sheet>strong{font-size:13px}.mobile-player-sheet .speed-options button,.mobile-player-sheet.sleep-menu button{min-height:44px;padding:11px;font-size:13px;touch-action:manipulation}
.catalog-lesson-copy{display:grid;min-width:0;gap:2px}.catalog-lesson-copy>small{color:var(--muted);font-size:9px;line-height:1.3;white-space:nowrap}.lesson-page .lesson-catalog a{grid-template-columns:38px minmax(0,1fr) auto}.lesson-page .lesson-catalog a.active .catalog-lesson-copy>small{color:var(--green-dark)}
.course-metrics{flex-wrap:wrap}.course-metrics strong{font-size:17px}.course-detail-page .lesson-list a{grid-template-columns:58px minmax(0,1fr) 90px 150px}.course-detail-page .lesson-list em{font-size:12px;color:var(--muted)}
.overflow-title.is-overflowing>span,.overflow-title.is-overflowing:hover>span,.overflow-title.is-overflowing:focus>span,.overflow-title.is-overflowing:focus-within>span,.overflow-title.is-overflowing.marquee-auto>span{animation:title-overflow-loop var(--title-duration,8s) ease-in-out .6s infinite both}.overflow-title.is-overflowing{cursor:default}@keyframes title-overflow-loop{0%,16%{transform:translateX(0)}58%,76%{transform:translateX(calc(-1 * var(--title-shift)))}100%{transform:translateX(0)}}

@media(max-width:1024px){.course-detail-page .lesson-list a{grid-template-columns:52px minmax(0,1fr) 74px 130px}.course-detail-page .lesson-list em{display:block}.player-popup-menu.is-portaled{box-shadow:0 20px 70px rgba(20,35,29,.3)}}
@media(max-width:600px){.reader-header{position:sticky!important;display:grid!important;grid-template-columns:1fr;gap:7px}.reader-topline{display:flex;grid-column:1;grid-row:1;align-items:center;justify-content:space-between}.reader-topline .eyebrow{margin:0}.reader-settings-toggle{display:block;min-height:36px;border:1px solid #b9d2c4;border-radius:9px;background:#f6faf4;color:var(--green-dark);padding:7px 10px;font-size:11px;font-weight:700}.reader-header .reader-options{display:none;position:absolute;right:0;top:39px;z-index:7;width:min(250px,calc(100vw - 44px));padding:12px;border:1px solid var(--line);border-radius:13px;background:#fff;box-shadow:0 14px 38px rgba(20,35,29,.22);overflow:visible}.reader-header .reader-options.open{display:grid;grid-template-columns:1fr;gap:4px}.reader-header .reader-options label{min-height:40px;padding:7px 8px;border-radius:8px;background:#f7faf5;font-size:12px}.reader-title{grid-column:1;grid-row:2;font-size:20px!important;line-height:1.3}.player-menu-overlay{inset:64px 0 var(--player-dock-height,132px)}.course-detail-page .lesson-list a{grid-template-columns:42px minmax(0,1fr) auto;gap:5px 8px}.course-detail-page .lesson-list a>span:first-child{grid-column:1;grid-row:1}.course-detail-page .lesson-list a>strong{grid-column:2;grid-row:1}.course-detail-page .lesson-list a>em{grid-column:3;grid-row:1;font-size:10px}.course-detail-page .lesson-progress-mini{grid-column:2/4!important;grid-row:2}.course-metrics{gap:8px 14px}.course-metrics strong{font-size:15px}.overflow-title.is-overflowing.marquee-auto>span{animation-duration:var(--title-duration,3s)}}

/* v0.1.6 account devices and single-active-playback */
.account-security-hero{max-width:820px;margin:0 auto 24px}.account-security-hero h1{margin:0;font-size:clamp(36px,5vw,60px)}.account-security-hero p{color:var(--muted);font-size:16px;line-height:1.8}.device-limit-alert{max-width:920px;margin:0 auto 18px;padding:18px 22px;border-color:#e7bd64;background:#fff8df}.device-limit-alert p{margin:6px 0 0;color:#795e25}.device-management,.account-security-actions{max-width:920px;margin:0 auto 22px;padding:24px}.device-management>header,.account-security-actions{display:flex;align-items:center;justify-content:space-between;gap:20px}.device-management h2,.account-security-actions h2{margin:0}.device-management header p,.account-security-actions p{margin:6px 0 0;color:var(--muted)}.device-list{display:grid;gap:10px;margin-top:18px}.device-card{display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:14px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:16px;background:#fbfcf9}.device-card.current{border-color:#9ac4ac;background:#eff8eb}.device-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:13px;background:#e7f2e2;color:var(--green);font-size:22px}.device-title{display:flex;align-items:center;gap:9px}.device-title em{padding:3px 7px;border-radius:99px;background:var(--green);color:#fff;font-size:10px;font-style:normal}.device-card p,.device-card small{margin:4px 0 0;color:var(--muted);font-size:11px}.device-revoke{border:1px solid #d9b5b1;border-radius:9px;background:#fff;color:#9a413b;padding:8px 10px;cursor:pointer}.playback-conflict{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;background:rgba(12,27,21,.5);backdrop-filter:blur(4px)}.playback-conflict[hidden]{display:none}.playback-conflict>div{width:min(440px,100%);padding:26px;border-radius:20px;background:#fff;box-shadow:0 25px 90px rgba(10,30,20,.35)}.playback-conflict h2{margin:0 0 10px}.playback-conflict p{color:var(--muted);line-height:1.7}.playback-conflict>div>div{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}
@media(max-width:600px){.account-security-hero{margin-bottom:16px}.device-management,.account-security-actions{padding:17px}.device-management>header,.account-security-actions{align-items:flex-start;flex-direction:column}.device-card{grid-template-columns:42px minmax(0,1fr)}.device-card form{grid-column:2}.device-revoke{width:100%}.playback-conflict>div{padding:21px}.playback-conflict>div>div{display:grid;grid-template-columns:1fr 1fr}}

/* v0.1.6 learning states, feedback loop and public home */
.catalog-lesson-copy>small{display:flex;align-items:center;gap:5px}.catalog-lesson-copy>small i{width:7px;height:7px;flex:0 0 7px;border-radius:50%;background:#a7b0aa}.lesson-catalog .learning-state-started .catalog-lesson-copy>small{color:#916817}.lesson-catalog .learning-state-started .catalog-lesson-copy>small i{background:#d79a28}.lesson-catalog .learning-state-completed .catalog-lesson-copy>small{color:#167654}.lesson-catalog .learning-state-completed .catalog-lesson-copy>small i{background:#1c8a63}.lesson-status-badge{display:inline-flex!important;align-items:center;justify-content:center;border-radius:999px;padding:5px 9px!important;background:#eef1ee;color:#64716b!important}.learning-state-started .lesson-status-badge{background:#fff2d1;color:#865e12!important}.learning-state-completed .lesson-status-badge{background:#e4f4e9;color:#176f50!important}
.feedback-button{border:1px solid #e3b6ae;background:#fff7f4;color:#98453b;border-radius:10px;padding:10px 12px;white-space:nowrap;cursor:pointer}.feedback-button:hover{background:#ffebe6}.feedback-dialog{position:fixed;inset:0;z-index:105;display:grid;place-items:center;padding:20px;background:rgba(12,27,21,.48);backdrop-filter:blur(4px)}.feedback-dialog[hidden]{display:none}.feedback-dialog form{width:min(520px,100%);padding:25px;border-radius:22px;background:#fff;box-shadow:0 25px 90px rgba(10,30,20,.35)}.feedback-dialog header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.feedback-dialog h2{margin:0}.feedback-dialog header>button{width:34px;height:34px;border:0;border-radius:50%;background:#edf2ed;color:var(--ink);cursor:pointer;font-size:20px}.feedback-context{color:var(--muted);font-size:13px;line-height:1.65}.feedback-dialog label{display:grid;gap:7px;margin:14px 0;font-weight:700}.feedback-dialog select,.feedback-dialog textarea{width:100%;border:1px solid var(--line);border-radius:12px;background:#fff;padding:11px 12px;color:var(--ink);font:inherit}.feedback-dialog small{color:var(--green);font-weight:700}.feedback-dialog footer{display:flex;justify-content:flex-end;gap:9px;margin-top:18px}
.diagnostics-button{border:1px solid #a9c5b5;background:#f5faf3;color:var(--green-dark);border-radius:9px;padding:7px 10px;white-space:nowrap;cursor:pointer;font:inherit}.diagnostics-button:hover{background:#e9f5e4}.playback-diagnostics-dialog{position:fixed;inset:0;z-index:106;display:grid;place-items:center;padding:20px;background:rgba(12,27,21,.48);backdrop-filter:blur(4px)}.playback-diagnostics-dialog[hidden]{display:none}.playback-diagnostics-dialog>section{width:min(680px,100%);max-height:calc(100dvh - 40px);overflow-y:auto;padding:25px;border-radius:22px;background:#fff;box-shadow:0 25px 90px rgba(10,30,20,.35)}.playback-diagnostics-dialog header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.playback-diagnostics-dialog h2{margin:0}.playback-diagnostics-dialog header>button{width:34px;height:34px;border:0;border-radius:50%;background:#edf2ed;color:var(--ink);cursor:pointer;font-size:20px}.playback-diagnostics-dialog>section>p{color:var(--muted);font-size:13px;line-height:1.65}.diagnostics-summary{display:grid;grid-template-columns:1fr auto;gap:5px 16px;padding:14px 16px;border-radius:14px;background:#eff6eb}.diagnostics-summary span{color:var(--muted);font-size:12px}.diagnostics-summary small{grid-column:1/-1;color:var(--green);font-weight:700}.playback-diagnostics-dialog pre{max-height:260px;overflow:auto;margin:14px 0 0;padding:14px;border:1px solid var(--line);border-radius:12px;background:#f8faf6;color:#315044;font:11px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;word-break:break-word}.playback-diagnostics-dialog footer{display:flex;justify-content:flex-end;gap:9px;margin-top:18px}
.brand-home-page .site-main{width:min(1180px,calc(100% - 40px));padding-top:44px}.brand-hero{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.65fr);gap:32px;align-items:end;padding:50px 0 60px}.brand-hero h1{font-size:clamp(48px,7vw,84px);line-height:1.02;letter-spacing:-.055em;margin:12px 0 20px}.brand-hero p{max-width:660px;color:var(--muted);font-size:17px;line-height:1.8}.brand-hero>div>div{display:flex;gap:10px;margin-top:24px}.brand-hero aside{display:grid;gap:9px;padding:28px;background:linear-gradient(145deg,#fff,#edf7e8)}.brand-hero aside span{color:var(--green);font-size:11px;font-weight:800;letter-spacing:.14em}.brand-hero aside strong{font-size:24px}.brand-hero aside p{font-size:13px}.home-courses{padding-bottom:60px}.home-courses .course-card{min-height:190px}
.feedback-list,.announcement-workspace{display:grid;gap:16px;max-width:980px;margin:0 auto 50px}.feedback-card{padding:22px}.feedback-card>header{display:flex;justify-content:space-between;gap:16px}.feedback-card h2{font-size:19px}.feedback-card blockquote{margin:12px 0;padding:12px 15px;border-left:3px solid #9fc5af;background:#f3f7f0;color:var(--muted)}.feedback-card form,.feedback-handle-form{display:flex;gap:10px;align-items:end;flex-wrap:wrap;margin-top:16px}.feedback-handle-form label{display:grid;gap:6px;flex:1;min-width:180px}.feedback-handle-form textarea,.feedback-handle-form select,.announcement-form input,.announcement-form textarea,.announcement-form select{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px;font:inherit}.status-pill.feedback-open{background:#fff0ca;color:#7d5915}.status-pill.feedback-in_progress{background:#e7eefc;color:#315d9a}.status-pill.feedback-resolved{background:#e7f5eb;color:#176f50}.status-pill.feedback-closed{background:#edf0ed;color:#68746d}.announcement-workspace{grid-template-columns:360px minmax(0,1fr)}.announcement-form{display:grid;gap:12px;padding:22px;align-self:start}.announcement-form label{display:grid;gap:6px}.announcement-list{display:grid;gap:12px}.announcement-list article{padding:20px}.announcement-list header{display:flex;justify-content:space-between;gap:10px}
@media(max-width:1024px){.brand-hero{grid-template-columns:1fr;padding-top:20px}.announcement-workspace{grid-template-columns:1fr}.feedback-button{padding:8px 10px}.lesson-page .dock-actions{overflow:visible}}
@media(max-width:600px){.lesson-page .site-main{padding-top:8px}.lesson-page .reader{align-self:start}.brand-home-page .site-main{width:min(100% - 24px,1180px);padding-top:20px}.brand-hero{gap:18px;padding:24px 0 38px}.brand-hero h1{font-size:44px}.brand-hero p{font-size:14px}.brand-hero>div>div{display:grid;grid-template-columns:1fr 1fr}.feedback-dialog,.playback-diagnostics-dialog{padding:12px}.feedback-dialog form,.playback-diagnostics-dialog>section{padding:19px;max-height:calc(100dvh - 24px)}.feedback-dialog footer,.playback-diagnostics-dialog footer{display:grid;grid-template-columns:1fr 1fr}.playback-diagnostics-dialog footer .primary-button{grid-column:1/-1}.reader-options .diagnostics-button{grid-column:1/-1;justify-self:start;font-size:11px}.dock-actions .feedback-button{font-size:11px}.feedback-card>header{display:grid}.feedback-card form{align-items:stretch}.feedback-card form button{flex:1}.lesson-status-badge{padding:4px 7px!important;font-size:10px}}

/* v0.1.12.7.1 diagnostics usability hotfix: fresh CSS fingerprint, true mobile modal, no sticky-header gap. */
body.diagnostics-open{overflow:hidden}.diagnostics-open .mobile-learning-tools,.diagnostics-open .player-dock{visibility:hidden;pointer-events:none}.playback-diagnostics-dialog>section{overscroll-behavior:contain}.playback-diagnostics-dialog footer{position:sticky;bottom:-25px;z-index:2;padding:12px 0 0;background:#fff}.playback-diagnostics-dialog footer button{min-height:40px}
@media(max-width:600px){.lesson-page .reader-header{top:0!important}.playback-diagnostics-dialog{align-items:stretch;place-items:stretch;padding:0;background:#fff;backdrop-filter:none}.playback-diagnostics-dialog>section{display:flex;flex-direction:column;width:100%;height:100dvh;max-height:100dvh;padding:18px 16px 16px;border-radius:0;box-shadow:none}.playback-diagnostics-dialog header{flex:0 0 auto}.playback-diagnostics-dialog>section>p{margin:10px 0}.diagnostics-summary{flex:0 0 auto;padding:11px 12px}.playback-diagnostics-dialog pre{flex:1;min-height:120px;max-height:none;margin-top:10px}.playback-diagnostics-dialog footer{bottom:-16px;grid-template-columns:1fr 1fr;margin-top:10px;padding:10px 0 0}.reader-options .diagnostics-button{width:100%;justify-content:center}.lesson-page .reader{padding-top:12px}}

/* v0.1.12.8 restore sentence-level transcript following without changing paragraph anchors. */
.transcript-sentence{border-radius:4px;padding:.08em .04em;transition:color .15s ease,background-color .15s ease,box-shadow .15s ease}.transcript-sentence.active-sentence{color:var(--green-dark);background:#dff2e7;box-shadow:0 0 0 3px #dff2e7}
@media(prefers-reduced-motion:reduce){.transcript-sentence{transition:none}}

/* v0.1.12.8.1 dual-level following: paragraph context plus current sentence focus. */
.lesson-page .transcript p.active{background:#edf7e9;border-left-color:var(--green)}.lesson-page .transcript p.active .transcript-sentence.active-sentence{color:#0d553e;background:#ccebd8;box-shadow:0 0 0 3px #ccebd8;font-weight:650}.reader-title.overflow-title{display:block;white-space:nowrap;-webkit-line-clamp:unset;text-overflow:ellipsis}.reader-title.overflow-title>span{display:inline-block;min-width:100%;will-change:transform}.catalog-current strong,.lesson-page .lesson-catalog summary strong,.lesson-page .lesson-catalog a strong{font-size:17px;line-height:1.5;font-weight:650}@media(max-width:600px){.catalog-current strong,.lesson-page .lesson-catalog summary strong,.lesson-page .lesson-catalog a strong{font-size:18px}}

/* v0.1.7 message center, bulk identity operations and login challenge */
.auth-card .auth-challenge-row{display:grid;grid-template-columns:auto minmax(88px,1fr);align-items:center;gap:10px}.auth-challenge-row strong{color:var(--ink);font-size:18px;white-space:nowrap}.auth-challenge-row input{min-width:0;margin:0}
.message-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 22px}.message-tabs a{padding:9px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--muted)}.message-tabs a.active{border-color:var(--green);background:var(--green);color:#fff}.message-list{display:grid;gap:12px}.message-card{display:grid;gap:8px;padding:18px;border:1px solid var(--line);border-radius:16px;background:#fbfcf9}.message-card.unread{border-left:4px solid var(--green);background:#f0f8ec}.message-card>div{display:flex;justify-content:space-between;gap:12px;align-items:center}.message-card small{display:block;color:var(--muted)}.message-card p{margin:2px 0;line-height:1.7}.message-card blockquote{margin:4px 0;padding:11px 14px;border-left:3px solid #9fc5af;background:#fff}.message-card form{display:flex;gap:8px}.stack-form{display:grid;gap:18px}.stack-form>label{display:grid;gap:7px;font-weight:700}.stack-form input,.stack-form textarea{width:100%;padding:12px;border:1px solid var(--line);border-radius:11px}.stack-form fieldset{border:1px solid var(--line);border-radius:14px;padding:16px}.recipient-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px;margin-top:10px}.recipient-grid label{display:flex;align-items:center;gap:7px;padding:9px;border-radius:9px;background:#f5f8f2}.recipient-grid small{color:var(--muted)}.filter-bar,.bulk-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:12px 0}.filter-bar input,.filter-bar select,.bulk-toolbar select{min-height:38px;padding:7px 10px;border:1px solid var(--line);border-radius:9px;background:#fff}.bulk-toolbar{padding:12px;border-radius:12px;background:#f1f6ee}.bulk-actions{display:flex;gap:6px;flex-wrap:wrap}.bulk-toolbar button,.filter-bar button{min-height:38px;border:1px solid var(--line);border-radius:9px;background:#fff;padding:7px 10px;cursor:pointer}.pagination{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:18px}.hero-actions{display:flex;align-items:center;gap:12px}.visually-hidden{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:760px){.message-card>div{align-items:flex-start;display:grid}.filter-bar>*{flex:1 1 140px}.bulk-toolbar{align-items:stretch}.bulk-toolbar>select{flex:1 1 140px}.bulk-actions{display:grid;grid-template-columns:repeat(2,1fr);width:100%}.management-hero{align-items:flex-start;display:grid}.hero-actions{flex-wrap:wrap}.recipient-grid{grid-template-columns:1fr}}

/* v0.1.8 identity and human-readable audit workspace */
.management-tabs{display:flex;gap:8px;margin:-10px 0 22px;padding:6px;border:1px solid var(--line);border-radius:14px;background:#fff;width:max-content;max-width:100%}.management-tabs a{padding:10px 18px;border-radius:10px;color:var(--muted);font-weight:700}.management-tabs a.active{background:var(--green);color:#fff}.audit-summary{display:block;margin-top:4px;max-width:620px;color:var(--muted);font-size:12px;line-height:1.55}.audit-panel .audit-summary{max-width:760px}.audit-category,.audit-risk,.audit-unregistered{display:inline-flex;align-items:center;width:max-content;padding:5px 9px;border-radius:999px;white-space:nowrap;font-size:11px;font-weight:700}.audit-category{background:#edf4ee;color:#315f4a}.audit-risk-normal{background:#edf1ee;color:#5c6862}.audit-risk-attention{background:#fff0ca;color:#7d5915}.audit-risk-high{background:#fae4e1;color:#963c36}.audit-unregistered{margin-top:6px;background:#f0e8fa;color:#6f448d}.audit-filter-grid{display:grid;grid-template-columns:repeat(4,minmax(150px,1fr));gap:11px;margin:12px 0 22px;padding:16px;border-radius:16px;background:#f2f6ef}.audit-filter-grid label{display:grid;gap:6px;color:var(--muted);font-size:11px;font-weight:700}.audit-filter-grid input,.audit-filter-grid select{width:100%;min-width:0;height:40px;padding:7px 9px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink)}.audit-search{grid-column:span 2}.audit-custom-dates{display:none;grid-column:span 2;grid-template-columns:1fr 1fr;gap:10px}.audit-custom-dates.visible{display:grid}.audit-filter-actions{display:flex;align-items:end;gap:8px}.audit-filter-actions .primary-button,.audit-filter-actions .secondary-button{min-height:40px}.audit-table{width:100%;min-width:1040px;border-collapse:collapse}.audit-table th,.audit-table td{padding:13px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:12px}.audit-table th{color:var(--muted);font-size:11px}.audit-table time{white-space:nowrap;font-variant-numeric:tabular-nums}.audit-table td:nth-child(3){min-width:300px}.audit-detail-button{border:1px solid #bad1c3;border-radius:8px;background:#f3f8f0;color:var(--green-dark);padding:7px 9px;cursor:pointer}.audit-detail-dialog{width:min(680px,calc(100vw - 28px));max-height:min(820px,calc(100vh - 28px));padding:0;border:0;border-radius:22px;background:#fff;box-shadow:0 30px 100px rgba(10,30,20,.35)}.audit-detail-dialog::backdrop{background:rgba(12,27,21,.48);backdrop-filter:blur(4px)}.audit-detail-content{padding:24px;overflow:auto}.audit-detail-content header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.audit-detail-content header h2{margin:10px 0 0;font-size:25px}.audit-detail-content header>button{width:36px;height:36px;border:0;border-radius:50%;background:#edf2ed;color:var(--ink);font-size:22px;cursor:pointer}.audit-detail-description{padding:14px 16px;border-left:4px solid var(--green);border-radius:0 12px 12px 0;background:#eff7eb;line-height:1.7}.audit-detail-content dl{display:grid;gap:0;margin:12px 0}.audit-detail-content dl>div{display:grid;grid-template-columns:130px minmax(0,1fr);gap:12px;padding:9px 0;border-bottom:1px solid var(--line)}.audit-detail-content dt{color:var(--muted);font-size:12px}.audit-detail-content dd{margin:0;overflow-wrap:anywhere}.audit-detail-content section h3{margin:20px 0 8px}.audit-detail-content details{margin-top:18px;padding:14px;border:1px solid var(--line);border-radius:12px}.audit-detail-content summary{cursor:pointer;color:var(--green);font-weight:700}.audit-detail-content pre{max-height:260px;overflow:auto;padding:12px;border-radius:9px;background:#12221b;color:#d9eee2;font-size:11px;white-space:pre-wrap;overflow-wrap:anywhere}
@media(max-width:1000px){.audit-filter-grid{grid-template-columns:repeat(2,minmax(140px,1fr))}}
@media(max-width:600px){.management-tabs{width:100%}.management-tabs a{flex:1;text-align:center;padding:9px}.audit-filter-grid{grid-template-columns:1fr;padding:12px}.audit-filter-grid>*{grid-column:1!important}.audit-custom-dates{grid-template-columns:1fr}.audit-filter-actions{display:grid;grid-template-columns:1fr 1fr}.audit-detail-content{padding:18px}.audit-detail-content dl>div{grid-template-columns:1fr;gap:4px}.audit-workspace{padding:16px}}

/* v0.1.8.1 compact audit tools after owner visual acceptance */
.audit-page-header{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:18px 2px 16px}.audit-page-header>div{min-width:0}.audit-page-header .eyebrow{margin-bottom:5px}.audit-page-header h1{margin:0;font-size:clamp(28px,2.3vw,38px);line-height:1.15;letter-spacing:-.03em}.audit-page-header p{max-width:900px;margin:7px 0 0;color:var(--muted);font-size:13px;line-height:1.65}.audit-page-header>a{flex:0 0 auto;color:var(--green);font-weight:700}.audit-record-heading{align-items:center;margin-bottom:11px}.audit-result-tools{display:flex;align-items:center;justify-content:flex-end;gap:10px;color:var(--muted);font-size:12px}.audit-result-tools>label{display:flex;align-items:center;gap:6px;white-space:nowrap}.audit-result-tools select{height:34px;padding:5px 26px 5px 8px;border:1px solid var(--line);border-radius:8px;background:#fff}.audit-pagination{display:flex;align-items:center;gap:6px}.audit-pagination a,.audit-pagination span{width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;background:#fff}.audit-pagination span{opacity:.38}.audit-pagination b{font-size:11px;font-weight:700;white-space:nowrap}.audit-reset-link{padding:7px 10px;border-radius:8px;background:#edf4e8;color:var(--green-dark);font-weight:700}.audit-filter-grid{grid-template-columns:repeat(8,minmax(110px,1fr));gap:10px;margin:0 0 16px;padding:12px;border-radius:14px}.audit-filter-grid label{gap:5px;font-size:10px}.audit-filter-grid input,.audit-filter-grid select{height:38px;padding:6px 8px}.audit-search{grid-column:span 2}
@media(max-width:1400px){.audit-filter-grid{grid-template-columns:repeat(4,minmax(140px,1fr))}}
@media(max-width:900px){.audit-page-header{align-items:flex-start}.audit-filter-grid{grid-template-columns:repeat(2,minmax(140px,1fr))}.audit-record-heading{align-items:flex-start}.audit-result-tools{flex-wrap:wrap}}
@media(max-width:600px){.audit-page-header{display:grid;padding:10px 0 12px}.audit-page-header h1{font-size:28px}.audit-page-header p{font-size:12px}.management-tabs{margin-top:0}.audit-record-heading{display:grid}.audit-result-tools{justify-content:flex-start}.audit-filter-grid{grid-template-columns:1fr;padding:10px}}

/* v0.1.8.2 keeps audit filtering inside the current scroll context */
[data-audit-results]{transition:opacity .16s ease}.audit-workspace.is-loading [data-audit-results]{opacity:.42;pointer-events:none}.audit-workspace.is-loading .audit-result-tools{opacity:.6}.audit-inline-status{margin:0 0 12px;padding:10px 12px;border-radius:10px;background:#fff0ed;color:#963c36;font-size:12px;font-weight:700}

/* v0.1.8.3 makes feedback submission visibly verifiable in-place. */
.feedback-result{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 12px;margin:14px 0 0;padding:11px 13px;border:1px solid #a8cbb5;border-radius:11px;background:#edf7ee;color:var(--green-dark)}
.feedback-result[hidden]{display:none}.feedback-result a{font-weight:700;text-decoration:underline;text-underline-offset:3px}

/* v0.1.9 turns feedback status editing into an action-driven, notified workflow. */
.messages[data-flash-messages]{position:fixed;z-index:130;top:84px;left:50%;width:min(720px,calc(100% - 28px));margin:0;transform:translateX(-50%);transition:opacity .2s ease,transform .2s ease;cursor:pointer}.messages[data-flash-messages].is-hiding{opacity:0;transform:translate(-50%,-10px);pointer-events:none}.messages[data-flash-messages] p{margin:0;border:1px solid #a8cbb5;box-shadow:0 12px 36px rgba(12,43,31,.2);text-align:center}
.compact-management-hero{padding-block:18px}.compact-management-hero h1{font-size:clamp(34px,5vw,64px)}.feedback-status-tabs{margin:12px auto 20px;max-width:980px}.feedback-card{scroll-margin-top:110px}.feedback-next-action{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:18px;padding:15px 17px;border-radius:14px;background:#edf6ec}.feedback-next-action>div{display:grid;gap:4px}.feedback-next-action small{color:var(--muted)}.feedback-next-action.waiting{background:#fff4d7}.feedback-next-action.closed{background:#eef1ee}.feedback-action-form{display:grid!important;align-items:stretch!important;gap:12px!important;padding:17px;border-radius:14px;background:#f0f6ef}.feedback-action-form label{display:grid;gap:7px}.feedback-action-form>div{display:flex;justify-content:flex-end;gap:9px;flex-wrap:wrap}.feedback-secondary-action{margin-top:12px;border-top:1px solid var(--line);padding-top:11px}.feedback-secondary-action summary,.feedback-timeline summary,.feedback-user-actions summary{cursor:pointer;color:var(--green);font-weight:700}.feedback-secondary-action form,.feedback-user-actions form{display:grid!important;gap:9px!important;margin-top:10px}.feedback-secondary-action textarea,.feedback-user-actions textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px;font:inherit}.danger-zone summary{color:#9b4038}.feedback-timeline{margin-top:16px;padding-top:13px;border-top:1px solid var(--line)}.feedback-timeline ol{display:grid;gap:0;margin:12px 0 0;padding:0;list-style:none}.feedback-timeline li{display:grid;grid-template-columns:70px minmax(0,1fr);gap:12px;padding:10px 0;border-top:1px solid #e6ece7}.feedback-timeline li>span{color:var(--muted);font-size:12px}.feedback-timeline li>div{display:grid;gap:3px}.feedback-timeline li p{margin:3px 0 0;white-space:normal}.feedback-timeline .activity-staff{border-left:3px solid #d3a544;padding-left:10px;background:#fffaf0}.message-action-link{display:inline-flex;margin-top:9px;font-weight:700;color:var(--green)}.feedback-message-card{scroll-margin-top:110px}.feedback-user-actions{display:flex;align-items:flex-start;gap:10px;flex-wrap:wrap;margin-top:13px}.feedback-user-actions>details{flex:1;min-width:210px;padding:10px 12px;border:1px solid var(--line);border-radius:10px}.feedback-waiting-copy{margin-top:12px;padding:10px 12px;border-radius:10px;background:#edf6ec;color:var(--green)}
@media(max-width:600px){.feedback-next-action{align-items:stretch;display:grid}.feedback-next-action form button{width:100%}.feedback-action-form>div{display:grid;grid-template-columns:1fr}.feedback-timeline li{grid-template-columns:58px minmax(0,1fr)}.feedback-status-tabs{overflow:auto;flex-wrap:nowrap;justify-content:flex-start}.feedback-status-tabs a{white-space:nowrap}}

/* v0.1.9.1 makes message and feedback attention visible and opens messages as read. */
.nav-alert-link{display:inline-flex;align-items:center;gap:5px}.nav-count,.account-alert-count{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:#ad463d;color:#fff;font-size:10px;font-weight:800;line-height:1}.nav-count.is-empty,.account-alert-count.is-empty{display:none}.account-avatar-shell{position:relative;display:inline-flex}.account-alert-count{position:absolute;right:-7px;top:-7px;border:2px solid #fff;min-width:20px;height:20px}.message-action-form{display:inline-flex!important;margin:0!important}.message-action-link{border:0;background:none;padding:0;cursor:pointer;font:inherit}.message-card.unread{border-left:4px solid var(--green)}
.account-menu-count{display:inline-block;min-width:18px;padding:0 5px;border-radius:999px;background:#ad463d;color:#fff;font-size:11px;font-weight:800;text-align:center;margin-left:4px}.account-menu-count.is-empty{display:none}.account-alert-count{display:none}.feedback-filter-bar{display:grid;grid-template-columns:140px 160px minmax(220px,1fr) auto;gap:9px;align-items:end;min-width:min(680px,55vw)}.feedback-filter-bar label{display:grid;gap:5px;color:var(--muted);font-size:11px;font-weight:700}.feedback-filter-bar input,.feedback-filter-bar select{width:100%;height:40px;padding:7px 10px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink)}.feedback-filter-bar button{height:40px}.feedback-list.is-loading{opacity:.6;pointer-events:none}.feedback-category-tabs{margin-top:8px}.feedback-filter-status{max-width:980px;margin:0 auto 14px;padding:10px 12px;border-radius:10px;background:#fff0ed;color:#963c36;font-size:12px;font-weight:700}@media(max-width:1100px){.feedback-filter-bar{grid-template-columns:1fr 1fr;min-width:0;width:100%}.feedback-filter-bar label:last-of-type{grid-column:1/-1}}@media(max-width:900px){.account-alert-count{display:inline-grid;width:10px;height:10px;min-width:auto;padding:0;font-size:0;color:transparent;right:-3px;top:-3px}.compact-management-hero .feedback-filter-bar{width:100%}}@media(max-width:600px){.feedback-filter-bar{grid-template-columns:1fr}.feedback-filter-bar label:last-of-type{grid-column:auto}.feedback-filter-bar button{width:100%}}
/* v0.1.11 service center, master-detail feedback and work notifications */
.portal-subnav{display:flex;align-items:center;gap:8px 18px;flex-wrap:wrap;margin:-12px 0 20px;padding:12px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;font-size:13px}
.portal-subnav-title{color:var(--muted);font-weight:700}
.portal-subnav a{color:var(--muted);padding:4px 0;border-bottom:2px solid transparent}
.portal-subnav a.active,.portal-subnav a:hover{color:var(--green);border-bottom-color:var(--green)}
.service-center-menu{position:relative}
.service-center-menu summary{display:inline-flex;align-items:center;gap:6px;cursor:pointer;list-style:none}
.service-center-menu summary::-webkit-details-marker{display:none}
.service-center-popover{position:absolute;right:0;top:34px;width:220px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);display:grid;gap:6px;z-index:50}
.service-center-popover a{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;border-radius:9px}
.service-center-popover a:hover{background:#f4f8ed}
.feedback-workspace{display:grid;grid-template-columns:minmax(280px,340px) minmax(0,1fr);gap:18px;align-items:start}
.feedback-master-list{display:grid;gap:10px;max-height:calc(100vh - 260px);overflow:auto;padding:2px}
.feedback-master-item{display:grid;gap:5px;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:14px;cursor:pointer;transition:.15s}
.feedback-master-item:hover,.feedback-master-item.is-selected{border-color:var(--green);background:#f6faf3}
.feedback-master-item-open{border-left:4px solid var(--green)}
.feedback-master-meta{display:flex;align-items:center;gap:8px}
.feedback-master-title{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.feedback-master-user{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.feedback-detail-stack{display:grid;gap:16px}
.feedback-detail-panel[hidden]{display:none}
.feedback-detail-panel p,.feedback-detail-panel blockquote{overflow-wrap:anywhere}
.notification-filter-bar{display:grid;grid-template-columns:140px 160px auto;gap:9px;align-items:end;min-width:min(520px,55vw)}
.notification-filter-bar label{display:grid;gap:5px;color:var(--muted);font-size:11px;font-weight:700}
.notification-filter-bar select,.notification-filter-bar button{height:40px}
.notification-filter-bar select{width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink)}
.notification-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.notification-summary{font-size:13px;color:var(--muted)}
.notification-list{display:grid;gap:14px}
.notification-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;padding:18px}
.notification-card.unread{border-left:4px solid var(--green)}
.notification-card header{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:6px}
.notification-card header time{margin-left:auto;color:var(--muted);font-size:12px}
.notification-kind{font-size:11px;padding:3px 8px;border-radius:999px;background:#edf4e8;color:var(--green-dark)}
.notification-card p{color:var(--muted);line-height:1.65;margin:0}
.notification-card-actions{display:flex;align-items:flex-start;gap:8px;flex-wrap:wrap}
.notification-bulk-form{margin:0}
.notification-state-tabs,.notification-kind-tabs{margin:12px auto 14px;max-width:980px}
.notification-kind-tabs{margin-top:8px}
@media(max-width:1100px){.notification-filter-bar{grid-template-columns:1fr 1fr;min-width:0;width:100%}.notification-filter-bar button{grid-column:1/-1}}
@media(max-width:900px){.feedback-workspace{grid-template-columns:1fr}.feedback-master-list{max-height:none;display:flex;gap:10px;overflow:auto}.feedback-master-item{min-width:240px;flex:1}}
@media(max-width:600px){.portal-subnav{gap:8px 12px}.notification-filter-bar{grid-template-columns:1fr}.notification-filter-bar button{grid-column:auto}.notification-card{grid-template-columns:1fr}.notification-card-actions{justify-content:flex-start}.feedback-master-list{display:grid}.feedback-master-item{min-width:0}}

/* v0.1.11 Codex review: compact Studio-only service workspace. */
.studio-mode .site-main{width:min(1560px,calc(100% - 40px));padding:28px 0 64px}
.studio-mode .portal-subnav{margin:0 0 16px}
.portal-subnav a span{display:inline-grid;place-items:center;min-width:18px;height:18px;margin-left:4px;padding:0 5px;border-radius:999px;background:#ad463d;color:#fff;font-size:10px;font-weight:800}
.service-toolbar{display:grid;grid-template-columns:minmax(260px,.75fr) minmax(620px,1.25fr);gap:24px;align-items:end;margin-bottom:14px;padding:14px 18px;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:18px}
.service-toolbar .eyebrow{margin-bottom:4px}
.service-toolbar-single{grid-template-columns:1fr}
.service-toolbar h1{margin:0;font-size:28px;line-height:1.2}
.service-toolbar p{margin:5px 0 0;color:var(--muted);font-size:13px;line-height:1.55}
.service-toolbar .feedback-filter-bar,.service-toolbar .notification-filter-bar{min-width:0;width:100%}
.studio-mode [data-feedback-counts]{display:grid;gap:6px;margin-bottom:12px}
.studio-mode .feedback-status-tabs,.studio-mode .feedback-category-tabs{max-width:none;margin:0;justify-content:flex-start}
.feedback-workspace{grid-template-columns:minmax(340px,410px) minmax(0,1fr)}
.feedback-master-list{position:sticky;top:92px;max-height:calc(100vh - 116px)}
.feedback-master-item{min-width:0}
.feedback-master-summary{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;margin:0;color:var(--muted);font-size:12px;line-height:1.45}
.feedback-detail-panel{padding:22px;scroll-margin-top:92px}
.feedback-detail-panel>header{display:flex;align-items:center;justify-content:space-between;gap:16px}
.feedback-detail-panel>header>div{display:flex;align-items:center;gap:9px;min-width:0}
.feedback-detail-panel>header time{color:var(--muted);font-size:12px;white-space:nowrap}
.feedback-detail-panel h2{margin:18px 0 10px;font-size:21px;line-height:1.35}
.feedback-detail-panel blockquote{margin:12px 0;padding:12px 15px;border-left:3px solid #9fc5af;background:#f3f7f0;color:var(--muted)}
.feedback-detail-panel .feedback-timeline{margin-top:14px}
.notification-state-tabs,.notification-kind-tabs{max-width:none;margin:0}
.studio-mode [data-notification-counts]{display:grid;gap:6px;margin-bottom:12px}
.notification-card-main{min-width:0}
.notification-card p{overflow-wrap:anywhere}
@media(max-width:1100px){.service-toolbar{grid-template-columns:1fr}.feedback-workspace{grid-template-columns:minmax(290px,350px) minmax(0,1fr)}}
@media(max-width:900px){.studio-mode .site-main{width:min(100% - 24px,1560px);padding-top:18px}.service-toolbar{padding:14px}.feedback-workspace{grid-template-columns:1fr}.feedback-master-list{position:static;max-height:none}.feedback-detail-panel>header{align-items:flex-start}.service-center-popover{right:0;left:auto}}
@media(max-width:600px){.service-toolbar h1{font-size:24px}.feedback-detail-panel{padding:16px}.feedback-detail-panel>header{display:grid}.feedback-master-list{max-height:42vh;overflow:auto}.portal-subnav-title{width:100%}.notification-card{padding:15px}.notification-card header time{width:100%;margin-left:0}}

/* v0.1.12 learner inbox and one-step feedback handling. */
.feedback-action-hint{margin:8px 0 0;color:var(--muted);font-size:12px;line-height:1.5}
.feedback-action-form[data-feedback-action-form]{border-color:#c7dbce;background:linear-gradient(135deg,#f8fbf6,#f1f7ee)}
.learner-inbox-hero{align-items:center;padding-block:22px}
.learner-inbox-hero h1{font-size:clamp(28px,3vw,42px)}
.learner-inbox-summary{display:flex;align-items:center;justify-content:flex-end;gap:10px;flex-wrap:wrap}
.learner-inbox-tabs{max-width:none;margin:0 0 14px;overflow-x:auto;flex-wrap:nowrap;scrollbar-width:thin}
.learner-inbox-tabs a{flex:0 0 auto;white-space:nowrap}
.learner-inbox-workspace{display:grid;grid-template-columns:minmax(300px,360px) minmax(0,1fr);gap:16px;min-height:560px}
.learner-inbox-list{max-height:calc(100vh - 250px);overflow:auto;padding:6px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.72)}
.learner-inbox-row{margin:0;border-bottom:1px solid #e5ebe2}
.learner-inbox-row:last-child{border-bottom:0}
.learner-inbox-row>button{display:grid;width:100%;gap:7px;padding:14px;border:0;border-radius:15px;background:transparent;color:var(--ink);text-align:left;cursor:pointer}
.learner-inbox-row>button:hover{background:#f3f7f0}
.learner-inbox-row.is-selected>button{background:#e7f2e5;box-shadow:inset 3px 0 var(--brand)}
.learner-inbox-row.is-unread>button>strong{font-weight:850}
.learner-inbox-row.needs-action:not(.is-selected)>button{background:#fffaf0}
.learner-inbox-row-top,.learner-inbox-row-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px}
.learner-inbox-row-top time{color:var(--muted);font-size:11px;white-space:nowrap}
.learner-inbox-row>button>strong{display:flex;align-items:center;min-width:0;font-size:14px;line-height:1.35}
.learner-inbox-row>button>strong i{flex:0 0 7px;width:7px;height:7px;margin-right:7px;border-radius:50%;background:#b6463d}
.learner-inbox-preview{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;color:var(--muted);font-size:12px;line-height:1.45}
.learner-inbox-row-bottom b{color:#9a5a14;font-size:11px;font-weight:750}
.learner-inbox-type{display:inline-flex;align-items:center;width:max-content;padding:3px 8px;border-radius:999px;background:#edf3eb;color:var(--brand);font-size:10px;font-weight:800;letter-spacing:.04em}
.learner-inbox-type.type-feedback{background:#fff1d7;color:#8b5b12}
.learner-inbox-type.type-announcement{background:#e9effa;color:#365b83}
.learner-inbox-detail{min-width:0;padding:26px;overflow:auto}
.learner-inbox-detail>header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.learner-inbox-detail>header h2{margin:8px 0 0;font-size:clamp(21px,2vw,30px);line-height:1.3}
.learner-inbox-detail>header time{color:var(--muted);font-size:12px;white-space:nowrap}
.learner-inbox-sender{margin:14px 0;color:var(--muted);font-size:13px}
.learner-inbox-body{font-size:16px;line-height:1.85;overflow-wrap:anywhere}
.learner-inbox-actions{display:flex;align-items:center;gap:10px;margin-top:24px;padding-top:16px;border-top:1px solid var(--line)}
.learner-feedback-question,.learner-feedback-result{margin:16px 0;padding:16px;border-radius:16px;background:#f4f7f1}
.learner-feedback-result{background:#edf7ed;border-left:4px solid var(--brand)}
.learner-feedback-question p,.learner-feedback-result p{margin:7px 0 0;line-height:1.7}
.learner-feedback-question blockquote{margin:12px 0 0;padding:10px 13px;border-left:3px solid #aec8b7;color:var(--muted);background:#fff}
.learner-inbox-empty{padding:32px 20px;text-align:center;color:var(--muted)}
.learner-inbox-empty strong{color:var(--ink);font-size:17px}
.learner-inbox-empty p{margin:8px 0 0}
.learner-inbox-empty.detail-empty{display:grid;min-height:360px;place-content:center}
@media(max-width:900px){.learner-inbox-workspace{grid-template-columns:1fr;min-height:0}.learner-inbox-list{max-height:42vh}.learner-inbox-detail{scroll-margin-top:84px}.learner-inbox-hero{align-items:flex-start}.learner-inbox-summary{justify-content:flex-start}}
@media(max-width:600px){.learner-inbox-hero{padding:16px}.learner-inbox-hero h1{font-size:28px}.learner-inbox-tabs{margin-inline:-12px;padding-inline:12px}.learner-inbox-list{max-height:38vh;border-radius:18px}.learner-inbox-row>button{padding:12px}.learner-inbox-detail{padding:18px;border-radius:20px}.learner-inbox-detail>header{display:grid}.learner-inbox-actions{align-items:stretch;flex-direction:column}.learner-inbox-actions form,.learner-inbox-actions button{width:100%}}

/* v0.1.12.1 service metrics and learner inbox clarity */
.feedback-metric-groups{display:grid!important;grid-template-columns:1fr 1fr;gap:12px!important;margin:0 0 16px!important}
.feedback-metric-group{min-width:0;padding:14px 16px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.82)}
.feedback-metric-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:10px}
.feedback-metric-heading>strong{font-size:13px}
.feedback-metric-heading>small{color:var(--muted);font-size:10px}
.feedback-metric-chips{display:flex;align-items:center;gap:7px;overflow-x:auto;padding:1px;scrollbar-width:thin}
.feedback-metric-chip{display:inline-flex;flex:0 0 auto;align-items:center;justify-content:space-between;gap:10px;min-width:82px;padding:8px 10px;border:1px solid #dfe6de;border-radius:11px;background:#f7f9f5;color:var(--muted);font-size:11px;transition:.16s}
.feedback-metric-chip:hover{border-color:#b8cec0;background:#f0f6ed;color:var(--ink)}
.feedback-metric-chip strong{font-size:17px;line-height:1;color:var(--ink)}
.feedback-metric-chip.active{border-color:var(--green);background:#e7f3e7;color:var(--green-dark);box-shadow:inset 0 0 0 1px rgba(23,116,85,.08)}
.feedback-metric-chip.active strong{color:var(--green-dark)}
.feedback-metric-chip.metric-status-open:not(.active){background:#fff8e8;color:#835a0c}
.feedback-metric-chip.metric-status-in_progress:not(.active){background:#eef4ff;color:#345d98}
.feedback-metric-chip.metric-status-resolved:not(.active){background:#ecf8ef;color:#17694d}
.feedback-metric-chip.metric-status-closed:not(.active){background:#f0f2f0;color:#647069}
.learner-inbox-hero{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:6px 2px 18px;border-bottom:1px solid var(--line)}
.learner-inbox-hero .eyebrow{margin-bottom:5px;letter-spacing:.1em}
.learner-inbox-hero h1{margin:0;font-size:clamp(27px,3vw,38px);letter-spacing:-.03em}
.learner-inbox-hero p{margin:7px 0 0;color:var(--muted);font-size:13px;line-height:1.55}
.learner-inbox-summary{flex:0 0 auto}
.learner-unread-count,.learner-inbox-cleared{display:inline-flex;align-items:baseline;gap:5px;color:var(--muted);font-size:12px}
.learner-unread-count strong{color:#a54039;font-size:20px}
.learner-inbox-cleared{padding:8px 11px;border-radius:999px;background:#edf4e9;color:#426c54}
.learner-inbox-tabs{gap:7px;padding:12px 0 10px}
.learner-inbox-tabs a{display:inline-flex!important;align-items:center;gap:7px;padding:7px 10px!important;border-radius:10px!important;font-size:11px!important}
.learner-inbox-tabs a strong{min-width:19px;padding:2px 6px;border-radius:999px;background:rgba(101,114,109,.1);font-size:10px;text-align:center}
.learner-inbox-tabs a.active strong{background:rgba(255,255,255,.2);color:#fff}
.learner-inbox-workspace{min-height:520px}
.learner-inbox-row>button{gap:6px;padding:12px 13px}
.learner-inbox-row-bottom{justify-content:flex-start}
.learner-inbox-row-bottom .status-pill{padding:4px 8px;font-size:10px;font-weight:750}
.status-pill.inbox-status-unread,.status-pill.inbox-status-open{background:#fff0ca;color:#7d5915}
.status-pill.inbox-status-read,.status-pill.inbox-status-closed{background:#edf0ed;color:#68746d}
.status-pill.inbox-status-in_progress{background:#e7eefc;color:#315d9a}
.status-pill.inbox-status-resolved{background:#e7f5eb;color:#176f50}
.status-pill.inbox-status-announcement{background:#e9effa;color:#365b83}
.learner-inbox-detail{padding:22px 24px}
.learner-inbox-detail>header{padding-bottom:13px}
.learner-inbox-detail>header h2{margin-top:6px;font-size:clamp(19px,1.7vw,26px)}
.learner-feedback-result{margin-top:16px;padding:16px 18px;border-left:4px solid var(--green);border-radius:0 14px 14px 0;background:#edf6e8}
.learner-feedback-result>strong{display:block;margin-bottom:6px;color:var(--green-dark);font-size:13px}
.learner-feedback-result p{margin:0;line-height:1.75}
@media(max-width:1050px){.feedback-metric-groups{grid-template-columns:1fr}}
@media(max-width:900px){.learner-inbox-hero{align-items:flex-start}.learner-inbox-workspace{min-height:0}}
@media(max-width:600px){.feedback-metric-group{padding:12px}.feedback-metric-heading>small{display:none}.feedback-metric-chip{min-width:76px}.learner-inbox-hero{display:grid;gap:12px;padding:0 2px 14px}.learner-inbox-hero h1{font-size:28px}.learner-inbox-summary{justify-content:space-between;width:100%}.learner-inbox-tabs{margin-inline:-12px;padding-inline:12px}.learner-inbox-detail{padding:17px}.learner-inbox-detail>header{gap:10px}}

/* v0.1.12.5 catalog legibility and automatic overflow titles */
.catalog-header .back-link{font-size:14px}.catalog-directory-label strong{font-size:17px}.catalog-directory-label em{font-size:11px}.catalog-current{padding:10px 11px;gap:4px 9px}.catalog-current span,.catalog-current small{font-size:11px}.catalog-current strong{font-size:14px;line-height:1.45}.lesson-page .lesson-catalog summary{min-height:44px;padding:10px 8px}.lesson-page .lesson-catalog summary span,.lesson-page .lesson-catalog summary em{font-size:12px}.lesson-page .lesson-catalog summary strong{font-size:14px;line-height:1.45}.lesson-page .lesson-catalog a{min-height:50px;padding:9px 8px;grid-template-columns:44px minmax(0,1fr) auto}.lesson-page .lesson-catalog a>span:first-child,.lesson-page .lesson-catalog a>em{font-size:12px}.lesson-page .lesson-catalog a strong{font-size:14px;line-height:1.45}.catalog-lesson-copy>small{font-size:11px;line-height:1.4}
@media(max-width:600px){.catalog-header .back-link{font-size:15px}.catalog-directory-label strong{font-size:18px}.catalog-directory-label em{font-size:12px}.catalog-current{padding:11px 12px}.catalog-current span,.catalog-current small{font-size:12px}.catalog-current strong{font-size:15px}.lesson-page .lesson-catalog summary{min-height:48px;padding:11px 8px}.lesson-page .lesson-catalog summary span,.lesson-page .lesson-catalog summary em{font-size:12px}.lesson-page .lesson-catalog summary strong{font-size:15px}.lesson-page .lesson-catalog a{min-height:56px;padding:11px 8px;grid-template-columns:46px minmax(0,1fr) auto}.lesson-page .lesson-catalog a>span:first-child,.lesson-page .lesson-catalog a>em{font-size:13px}.lesson-page .lesson-catalog a strong{font-size:15px}.catalog-lesson-copy>small{font-size:12px}.catalog-lesson-copy>small i{width:8px;height:8px;flex-basis:8px}}

/* v0.1.12.8.1 catalog title hierarchy and faster overflow motion. */
.catalog-current strong,.lesson-page .lesson-catalog summary strong,.lesson-page .lesson-catalog a strong{font-size:17px;line-height:1.5;font-weight:650}
@media(max-width:600px){.catalog-current strong,.lesson-page .lesson-catalog summary strong,.lesson-page .lesson-catalog a strong{font-size:18px}}

/* v0.1.12.8.4 catalog hierarchy and transcript width usage. */
.catalog-directory-label strong,.catalog-current strong,.lesson-page .lesson-catalog summary strong,.lesson-page .lesson-catalog a strong{font-size:17px;font-weight:700;line-height:1.5}
.lesson-page .transcript p{padding-right:16px}
.lesson-page .transcript p.has-note-marker{padding-right:86px}
@media(max-width:600px){.catalog-directory-label strong,.catalog-current strong,.lesson-page .lesson-catalog summary strong,.lesson-page .lesson-catalog a strong{font-size:18px}.lesson-page .transcript p{padding-right:10px}.lesson-page .transcript p.has-note-marker{padding-right:68px}}

/* v0.1.12.8.5 catalog typography hardening: marquee spans inherit title size. */
.catalog-directory-label strong,.catalog-current strong,.lesson-page .lesson-catalog summary strong,.lesson-page .lesson-catalog a strong{font-size:18px;font-weight:700;line-height:1.45}
.catalog-current>strong.overflow-title>span,.lesson-page .lesson-catalog summary>strong.overflow-title>span,.lesson-page .lesson-catalog a>.catalog-lesson-copy>strong.overflow-title>span{font-size:inherit;font-weight:inherit;line-height:inherit}
.catalog-current>strong.overflow-title>span,.lesson-page .lesson-catalog a>.catalog-lesson-copy>strong.overflow-title>span{color:var(--ink)}
.lesson-page .lesson-catalog summary>strong.overflow-title>span,.lesson-page .lesson-catalog a.active>.catalog-lesson-copy>strong.overflow-title>span{color:var(--green-dark)}
@media(max-width:600px){.catalog-directory-label strong,.catalog-current strong,.lesson-page .lesson-catalog summary strong,.lesson-page .lesson-catalog a strong{font-size:20px}.lesson-page .lesson-catalog summary>span{font-size:16px}.lesson-page .lesson-catalog a>span:first-child{font-size:15px}.catalog-lesson-copy>small{font-size:13px}}

/* v0.1.12.8.6 balanced mobile catalog hierarchy after rendered-font validation. */
@media(max-width:600px){.catalog-directory-label strong{font-size:20px;font-weight:750}.catalog-current strong{font-size:18px;font-weight:700}.lesson-page .lesson-catalog summary strong{font-size:17px;font-weight:700}.lesson-page .lesson-catalog a strong{font-size:16px;font-weight:650}.lesson-page .lesson-catalog summary>span{font-size:14px}.lesson-page .lesson-catalog a>span:first-child{font-size:14px}.catalog-lesson-copy>small{font-size:13px}.lesson-page .lesson-catalog a{min-height:62px}}

/* v0.1.12.8.7 compact desktop catalog hierarchy; mobile remains unchanged. */
@media(min-width:601px){.catalog-directory-label strong{font-size:17px;font-weight:750}.catalog-current strong{font-size:15px;font-weight:700}.lesson-page .lesson-catalog summary strong{font-size:15px;font-weight:700}.lesson-page .lesson-catalog a strong{font-size:14px;font-weight:650}.lesson-page .lesson-catalog summary>span{font-size:12px}.lesson-page .lesson-catalog a>span:first-child{font-size:12px}.catalog-lesson-copy>small{font-size:11px}}

/* v0.1.12.8.9 medium desktop layout: one compact three-column system above the drawer breakpoint. */
@media(min-width:1025px) and (max-width:1280px){.lesson-page .notes{grid-column:auto;min-width:0;position:static;max-height:none}.lesson-page .lesson-layout{grid-template-columns:minmax(250px,280px) minmax(0,1fr) minmax(250px,280px);gap:12px}.lesson-page .lesson-context,.lesson-page .notes{padding:16px}.lesson-page .reader{padding-left:18px;padding-right:18px}}

/* Reader title and controls share a row; collapse by reader width, not viewport. */
.lesson-page .reader{container-type:inline-size;container-name:lesson-reader}
.lesson-page .reader .reader-header{position:relative;top:0;grid-template-columns:minmax(0,1fr) auto;gap:8px 12px;min-width:0}
.lesson-page .reader-topline{display:flex;grid-column:1/-1;grid-row:1;align-items:center;min-width:0}
.lesson-page .reader-header .reader-title{grid-column:1;grid-row:2;min-width:0;margin:0;display:block;white-space:nowrap;-webkit-line-clamp:unset}
.lesson-page .reader-header .reader-settings-toggle{display:block;grid-column:2;grid-row:2;min-height:36px;border:1px solid #b9d2c4;border-radius:9px;background:#f6faf4;color:var(--green-dark);padding:7px 10px;font-size:11px;font-weight:700;white-space:nowrap;cursor:pointer}
.lesson-page .reader-header .reader-options{display:none;position:absolute;grid-column:1/-1;grid-row:auto;right:0;top:100%;z-index:7;width:min(250px,100%);padding:10px;gap:6px;border:1px solid var(--line);border-radius:13px;background:#fff;box-shadow:0 14px 38px rgba(20,35,29,.22);overflow:visible}
.lesson-page .reader-header .reader-options.open{display:grid;grid-template-columns:minmax(0,1fr)}
.lesson-page .reader-header .reader-option{display:inline-flex;flex:0 0 auto;flex-direction:row;align-items:center;justify-content:flex-start;gap:6px;min-height:32px;margin:0;padding:0;font-size:12px;line-height:1.4;white-space:nowrap;cursor:pointer}
.lesson-page .reader-header .reader-option>input[type="checkbox"]{flex:0 0 16px;width:16px;height:16px;margin:0;padding:0;accent-color:var(--green);cursor:pointer}
.lesson-page .reader-header .reader-option>span{display:block;line-height:1.4;white-space:nowrap}
.lesson-page .reader-header .reader-options .diagnostics-button{display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;min-height:32px;margin:0;padding:5px 10px;font-size:12px;line-height:1.4;white-space:nowrap}
.lesson-page .reader-header .reader-option{width:100%;min-height:40px;padding:8px;gap:8px}
.lesson-page .reader-header .reader-options .diagnostics-button{width:100%;min-height:40px;justify-self:stretch}
@container lesson-reader (min-width:640px){
  .lesson-page .reader-header .reader-settings-toggle{display:none}
  .lesson-page .reader-header .reader-options,.lesson-page .reader-header .reader-options.open{display:flex;position:static;grid-column:2;grid-row:2;justify-self:end;align-items:center;justify-content:flex-end;flex-wrap:nowrap;gap:8px 12px;min-width:0;width:auto;padding:0;border:0;border-radius:0;box-shadow:none}
  .lesson-page .reader-header .reader-option{width:auto;min-height:32px;padding:0;gap:6px}
  .lesson-page .reader-header .reader-options .diagnostics-button{width:auto;min-height:32px}
}
/* Course packages may use six-character IDs (e.g. QQQ000), not only M001. */
.catalog-navigation{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:8px;min-width:0}
.lesson-page .player-dock{max-height:calc(100dvh - 104px);overflow-y:auto}
.catalog-header .catalog-navigation .back-link{display:inline-flex;align-items:center;min-height:44px;margin:0;padding:7px 10px;border:1px solid #b9d2c4;border-radius:10px;background:#f6faf4;font-size:12px;max-width:100%}
.catalog-navigation a:focus-visible,.resume-choice button:focus-visible{outline:3px solid #177455;outline-offset:3px}
.catalog-navigation .bookshelf-link{display:inline-flex;align-items:center;min-height:44px;padding:7px 10px;border:1px solid #177455;border-radius:10px;font-size:12px;font-weight:750;background:#177455;color:#fff}
@media(max-width:600px){.resume-choice{flex-wrap:wrap;gap:8px}.resume-choice>div{flex-wrap:wrap}.player-statuses{gap:6px}.player-statuses:has(>.resume-choice:not([hidden])),.player-statuses:has(>.learner-toast.show){margin-bottom:8px}}
.lesson-page .lesson-catalog a{grid-template-columns:minmax(38px,max-content) minmax(0,1fr) auto}
.lesson-page .lesson-catalog a>span:first-child{max-width:8ch;overflow-wrap:anywhere}
.lesson-page .player-title strong{flex:1;min-width:0}
.lesson-page .player-title>span{flex:0 0 auto;max-width:45%;overflow-wrap:anywhere}