@font-face{font-family:Manrope;src:url('/assets/fonts/manrope-regular.ttf') format('truetype');font-style:normal;font-weight:400 600;font-display:swap}
@font-face{font-family:Manrope;src:url('/assets/fonts/manrope-bold.ttf') format('truetype');font-style:normal;font-weight:700 900;font-display:swap}
@font-face{font-family:Oswald;src:url('/assets/fonts/oswald.ttf') format('truetype');font-style:normal;font-weight:400 800;font-display:swap}

:root{--accent:#ff6a00;--accent-hover:#ed5e00;--accent-ink:#ab4100;--accent-soft:#fff0e4;--ink:#222321;--muted:#777a75;--faint:#989b95;--bg:#f5f6f1;--surface:#fff;--line:#e7e9e2;--line-strong:#d8dcd2;--sidebar:#202120;--sidebar-text:#b8bbb5;--success:#347748;--success-soft:#edf7ee;--danger:#b13932;--danger-soft:#fff1ee;--body:Manrope,Arial,sans-serif;--display:Oswald,'Arial Narrow',Arial,sans-serif;--radius:18px;--sidebar-width:242px;--shadow:0 12px 38px #1d27120a;color-scheme:light}
*{box-sizing:border-box}
html{min-width:0;scroll-behavior:smooth}
body{margin:0;min-width:0;background:var(--bg);color:var(--ink);font:14px/1.6 var(--body);-webkit-font-smoothing:antialiased}
body.modal-open{overflow:hidden}
[hidden]{display:none!important}
button,input,select,textarea{font:inherit}
button,input,select,textarea,a{-webkit-tap-highlight-color:transparent}
button{color:inherit;cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.48}
button,a,input,textarea,select,summary{touch-action:manipulation}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #ff9d58;outline-offset:3px}
a{color:inherit;text-decoration:none}
img,video,canvas{display:block;max-width:100%}
img{height:auto}
svg.icon{display:block;width:21px;height:21px;flex:0 0 21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
h1,h2,h3,h4{color:var(--ink);font-weight:800;line-height:1.25}
h1{font-family:var(--display);font-size:42px;letter-spacing:.1px}
h2{font-size:20px;letter-spacing:-.45px}
h3{font-size:16px;letter-spacing:-.2px}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:#ffd5b5;color:#1d2119}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;z-index:1000;left:20px;top:-100px;padding:12px 18px;border-radius:9px;background:var(--accent);color:#171914;font-weight:800}
.skip-link:focus{top:16px}
.muted,.text-muted{color:var(--muted)}
.small,small{font-size:12px}
.eyebrow{font-size:10px;line-height:1.6;font-weight:800;letter-spacing:1.55px;text-transform:uppercase;color:var(--muted)}
.text-accent{color:var(--accent-ink)}
.text-link{display:inline-flex;align-items:center;gap:7px;min-height:40px;color:var(--accent-ink);font-size:12px;font-weight:800}
.text-link .icon{width:16px;height:16px;flex-basis:16px}

/* Workspace shell. */
.app-shell{min-height:100dvh;display:grid;grid-template-columns:var(--sidebar-width) minmax(0,1fr)}
.sidebar{position:fixed;z-index:50;inset:0 auto 0 0;display:flex;flex-direction:column;width:var(--sidebar-width);padding:32px 22px 21px;background:var(--sidebar);color:#fff;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#4a4d47 transparent}
.brand{display:flex;align-items:center;gap:10px;padding:0 5px 29px;min-width:0}
.brand-logo{width:43px;height:43px;object-fit:contain;flex:0 0 43px}
.brand-mark{display:grid;place-items:center;width:38px;height:44px;flex:0 0 38px;color:var(--accent)}
.brand-mark .icon{width:34px;height:34px;flex-basis:34px}
.brand-name,.brand-wordmark{font-family:var(--display);font-size:20px;font-weight:600;line-height:1.05;text-transform:uppercase;letter-spacing:.3px}
.brand-name span,.brand-wordmark span{display:block}
.brand-subtitle{display:block;margin-top:7px;color:#a0a59c;font:400 9px/1.5 var(--body);text-transform:none;letter-spacing:1.4px}
.sidebar-section-title,.nav-label{padding:22px 12px 10px;color:#7d8279;font-size:9px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase}
.sidebar-nav,.nav-list{display:grid;gap:7px}
.nav-item{position:relative;display:flex;align-items:center;gap:11px;width:100%;min-height:46px;padding:11px 13px;border:0;border-radius:9px;background:transparent;color:var(--sidebar-text);font-size:12px;font-weight:600;text-align:left;line-height:1.5}
.nav-item .icon{width:19px;height:19px;flex-basis:19px}
.nav-item.is-active,.nav-item[aria-current=page]{background:#37362e;color:#fff}
.nav-item.is-active:before,.nav-item[aria-current=page]:before{content:'';position:absolute;inset:13px auto 13px -22px;width:3px;border-radius:0 3px 3px 0;background:var(--accent)}
.nav-item.is-active .icon,.nav-item[aria-current=page] .icon{color:var(--accent)}
.nav-count{display:grid;place-items:center;min-width:20px;height:20px;margin-left:auto;padding-inline:5px;border-radius:6px;background:var(--accent);color:#181a16;font-size:10px;font-weight:800}
.sidebar-promo{position:relative;margin-top:30px;padding:17px 15px;border:1px solid #484a40;border-radius:12px;background:linear-gradient(145deg,#34362b,#262923);overflow:hidden}
.sidebar-promo .eyebrow{color:#b6bf9c;letter-spacing:1.1px;font-size:9px}
.sidebar-promo h3{margin-top:9px;color:#fff;font-size:14px;line-height:1.5}
.sidebar-promo p{margin-top:6px;color:#b0b5a7;font-size:11px;line-height:1.7}
.sidebar-promo .btn{width:100%;margin-top:15px;min-height:35px;font-size:10px}
.sidebar-footer{margin-top:auto;padding-top:27px}
.sidebar-profile{display:flex;align-items:center;gap:10px;padding:15px 1px 0;border-top:1px solid #373a33}
.sidebar-profile strong{display:block;color:#fff;font-size:11px;line-height:1.6}
.sidebar-profile small{display:block;color:#8d9487;font-size:10px}
.sidebar-profile .btn-icon{margin-left:auto;color:#90978a}
.main-shell{grid-column:2;min-width:0;min-height:100dvh}
.topbar{height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:0 40px;border-bottom:1px solid var(--line);background:#fff}
.topbar-title{font-size:13px;font-weight:700}
.topbar-actions{display:flex;align-items:center;gap:18px}
.topbar-date{color:var(--muted);font-size:11px}
.topbar-divider{width:1px;height:25px;background:var(--line)}
.topbar-profile{display:flex;align-items:center;gap:10px;font-size:11px;font-weight:800}
.topbar-profile .avatar{width:33px;height:33px;font-size:11px}
.mobile-menu{display:none!important}
.page{width:100%;max-width:1510px;margin-inline:auto;padding:35px 40px 58px}
.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:27px}
.page-header .eyebrow{margin-bottom:9px}
.page-title{font-family:var(--display);font-size:38px;font-weight:600;line-height:1.22;letter-spacing:.15px}
.page-subtitle{max-width:660px;margin-top:9px;color:var(--muted);font-size:12px;line-height:1.8}
.page-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap;padding-top:9px}
.preview-banner{display:flex;align-items:center;justify-content:center;gap:9px;padding:8px 16px;background:#fff2df;border-bottom:1px solid #f0dcc1;color:#825027;font-size:11px;line-height:1.6;text-align:center}
.preview-banner .icon{width:15px;height:15px;flex-basis:15px}
.breadcrumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:23px;font-size:11px;color:var(--muted)}
.breadcrumbs a{min-height:30px;display:inline-flex;align-items:center}
.breadcrumbs .icon{width:13px;height:13px;flex-basis:13px;color:#abb0a5}
.section-header{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:29px 0 17px}
.section-header h2{font-size:18px;letter-spacing:-.3px}
.section-header p{color:var(--muted);font-size:11px;margin-top:5px}
.section-header .eyebrow{margin-bottom:7px}
.section-actions{display:flex;align-items:center;gap:8px}

/* Shared controls and surfaces. */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:41px;padding:10px 17px;border:1px solid transparent;border-radius:8px;background:#fff;color:var(--ink);font-size:11px;font-weight:800;line-height:1.7;text-align:center;transition:background-color .16s,border-color .16s,color .16s}
.btn .icon{width:17px;height:17px;flex-basis:17px}
.btn-primary{background:var(--accent);color:#171813;border-color:var(--accent)}
.btn-secondary{background:#fff;border-color:var(--line-strong);color:#444a3f}
.btn-dark{background:#242720;color:#fff;border-color:#242720}
.btn-ghost{background:transparent;color:var(--muted)}
.btn-danger{background:var(--danger-soft);border-color:#f5cec9;color:var(--danger)}
.btn-sm{min-height:33px;padding:7px 12px;font-size:10px}
.btn-block{width:100%}
.btn-icon{display:inline-grid;place-items:center;flex:0 0 37px;width:37px;min-width:37px;height:37px;min-height:37px;padding:8px;border:1px solid transparent;border-radius:9px;background:transparent;color:var(--muted)}
.btn-icon .icon{width:18px;height:18px;flex-basis:18px}
.btn-icon.is-bordered{border-color:var(--line);background:#fff}
.notification-button{position:relative}
.notification-button:after{content:'';position:absolute;right:8px;top:6px;width:5px;height:5px;border:1px solid #fff;border-radius:50%;background:var(--accent)}
.badge,.role-badge{display:inline-flex;align-items:center;gap:5px;max-width:100%;padding:4px 8px;border-radius:5px;background:#f1f3ed;color:#6c7464;font-size:9px;font-weight:800;line-height:1.5;white-space:nowrap;letter-spacing:.2px}
.badge-orange,.badge.is-accent,.role-badge{color:#9f480a;background:#fff0df}
.badge-green,.badge.is-success{color:var(--success);background:var(--success-soft)}
.badge-dark{background:#383e32;color:#d8dfcb}
.badge-muted{background:#f0f1ee;color:#7a8173}
.badge .icon{width:12px;height:12px;flex-basis:12px}
.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#77a371;flex:0 0 6px}
.status-dot.is-offline{background:#b1b7a9}
.status-dot.is-warning{background:var(--accent)}
.card{min-width:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}
.card-padded{padding:23px}
.card-header{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:20px 22px;border-bottom:1px solid var(--line)}
.card-body{padding:18px 20px 20px}
.card-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;border-top:1px solid var(--line)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:19px}
.folder-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}
.folder-card{display:flex;flex-direction:column;align-items:flex-start;min-width:0;min-height:163px;padding:20px;border:1px solid var(--line);border-radius:13px;background:#fff;text-align:left}
.folder-card>.icon,.folder-icon{width:33px;height:33px;flex-basis:33px;margin-bottom:22px;color:#b17136}
.folder-icon{display:grid;place-items:center;width:43px;height:39px;border-radius:9px;background:#fff2e4}
.folder-icon .icon{width:25px;height:25px;flex-basis:25px}
.folder-card strong,.folder-card h3{font-size:12px;font-weight:800}
.folder-card p{margin-top:5px;color:var(--muted);font-size:10px}
.folder-card .folder-meta{display:flex;align-items:center;justify-content:space-between;width:100%;gap:10px}
.course-card{position:relative;min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:13px;background:#fff;text-align:left}
button.course-card{padding:0}
.card-cover{position:relative;display:flex;align-items:flex-end;min-height:155px;padding:19px;overflow:hidden;background:#e7ebde;color:#3d4833}
.card-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.card-cover .badge{position:absolute;z-index:2;top:13px;left:13px;background:#ffffffeb}
.card-cover>.icon{position:absolute;right:23px;bottom:16px;width:75px;height:75px;opacity:.18;transform:rotate(-15deg)}
.card-cover-title{position:relative;z-index:1;font:600 24px/1.18 var(--display);text-transform:uppercase;letter-spacing:.2px}
.card-cover.is-orange{background:#f8dcc4;color:#7d4521}
.card-cover.is-green{background:#dce5d5;color:#44543a}
.card-cover.is-dark{background:#292f28;color:#f2f6e9}
.card-cover.is-purple{background:#e4dfee;color:#68567c}
.card-cover.is-blue{background:#dde8ec;color:#4c6e7a}
.course-card h3{margin-bottom:7px;font-size:13px;font-weight:800}
.course-card p{color:var(--muted);font-size:11px;line-height:1.75}
.course-meta{display:flex;align-items:center;gap:12px;margin-top:15px;font-size:9px;color:var(--muted)}
.course-meta>span{display:inline-flex;align-items:center;gap:5px}
.course-meta .icon{width:12px;height:12px;flex-basis:12px}
.card-progress{display:flex;align-items:center;gap:9px;margin-top:16px;font-size:9px;color:var(--muted)}
.progress-track{display:block;flex:1;min-width:45px;height:5px;overflow:hidden;border-radius:10px;background:#edf0e8}
.progress-fill{display:block;height:100%;max-width:100%;border-radius:inherit;background:var(--accent)}
.progress-fill.is-green{background:#779268}
.avatar{display:inline-grid;place-items:center;flex:0 0 auto;width:39px;height:39px;overflow:hidden;border:1px solid #e9e5db;border-radius:50%;background:#f3e5d6;color:#835b34;font-size:12px;font-weight:800}
.avatar img{width:100%;height:100%;object-fit:cover}
.avatar.is-green{background:#e1e9d8;color:#5c7145}
.avatar.is-purple{background:#e9e1ef;color:#78608c}
.avatar.is-blue{background:#e0ebef;color:#477184}
.avatar.is-small{width:30px;height:30px;font-size:9px}
.avatar.is-large{width:64px;height:64px;font-size:22px}
.avatar-stack{display:flex;align-items:center;padding-left:0}
.avatar-stack .avatar{width:26px;height:26px;margin-left:-5px;border:2px solid #fff;font-size:8px}
.avatar-stack .avatar:first-child{margin-left:0}
.divider{height:1px;background:var(--line);margin-block:22px}
.tabs{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:23px}
.tab{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:37px;padding:8px 14px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--muted);font-size:11px;font-weight:700}
.tab .icon{width:15px;height:15px;flex-basis:15px}
.tab.is-active,.tab[aria-selected=true]{border-color:var(--line-strong);background:#fff;color:#2e3827;box-shadow:0 2px 4px #151b1203}
.tab-count{padding:0 5px;border-radius:4px;background:#edf0e8;font-size:9px;line-height:1.8}
.search-box{position:relative;display:flex;align-items:center;min-width:180px}
.search-box>.icon{position:absolute;left:12px;width:16px;height:16px;color:#8d9585;pointer-events:none}
.search-box .input{padding-left:37px;min-height:38px;background:#fff}
.input,input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=range]),select,textarea{display:block;width:100%;min-width:0;min-height:42px;padding:10px 12px;border:1px solid var(--line-strong);border-radius:8px;background:#fff;color:var(--ink);font-size:12px;line-height:1.6;transition:border-color .15s}
textarea{min-height:110px;resize:vertical}
input::placeholder,textarea::placeholder{color:#a0a59a}
input[type=checkbox],input[type=radio],input[type=range]{accent-color:var(--accent)}
input[type=checkbox],input[type=radio]{width:17px;height:17px;margin:0;flex:0 0 17px}
input[type=file]{max-width:100%;font-size:11px}
input[type=file]::file-selector-button{padding:8px 12px;margin-right:10px;border:1px solid var(--line-strong);border-radius:7px;background:#fff;color:#37412f;font:700 11px var(--body);cursor:pointer}
.field{display:grid;gap:7px;min-width:0}
.field>label,.field-label{font-size:11px;font-weight:800;color:#50594a}
.field small,.field-hint{color:var(--muted);font-size:10px;line-height:1.7}
.field-row,.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.form-grid>.full-width{grid-column:1/-1}
.form-stack,.auth-form{display:grid;gap:17px}
.form-actions{display:flex;justify-content:flex-end;gap:9px;flex-wrap:wrap;margin-top:23px}
.check-row{display:flex;align-items:flex-start;gap:9px;min-height:30px;padding-block:6px;font-size:11px;line-height:1.7;color:#5f6858;cursor:pointer}
.check-row input{margin-top:1px}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:260px;padding:40px 25px;border:1px dashed #d9dfd0;border-radius:15px;background:#ffffff85;text-align:center}
.empty-state>.icon{width:36px;height:36px;margin-bottom:16px;color:#9ba98d}
.empty-state h3{font-size:15px;margin-bottom:8px}
.empty-state p{max-width:420px;color:var(--muted);font-size:12px}
.empty-state .btn{margin-top:19px}
.error-box,.success-box,.info-box,.auth-message{display:flex;align-items:flex-start;gap:8px;padding:13px 15px;border:1px solid #f2d1cb;border-radius:9px;background:var(--danger-soft);color:var(--danger);font-size:11px;line-height:1.8}
.error-box .icon,.success-box .icon,.info-box .icon{width:16px;height:16px;flex-basis:16px;margin-top:2px}
.success-box,.auth-message.is-success{background:var(--success-soft);border-color:#d3e8d2;color:var(--success)}
.info-box{background:#f2f5ed;border-color:#e0e7d7;color:#68755a}
.loading-state{display:flex;align-items:center;justify-content:center;gap:12px;min-height:180px;color:var(--muted);font-size:12px}
.loading-state:before{content:'';width:18px;height:18px;border:2px solid #e0e6d8;border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}

/* Dashboard. */
.dashboard-grid{display:grid;grid-template-columns:minmax(0,1.9fr) minmax(250px,1fr);gap:25px}
.dashboard-main,.dashboard-aside{min-width:0}
.hero-card{position:relative;isolation:isolate;display:flex;align-items:center;min-width:0;min-height:248px;padding:33px 34px;overflow:hidden;border:1px solid #262b22;border-radius:17px;background:#232720;color:#fff}
.hero-card:before{content:'';position:absolute;z-index:-1;width:320px;height:320px;right:-140px;top:-102px;border:1px solid #777f5a35;border-radius:50%;box-shadow:0 0 0 41px #777f5a12,0 0 0 83px #777f5a0a}
.hero-card:after{content:'';position:absolute;z-index:-1;width:210px;height:210px;right:15px;bottom:-158px;border:1px solid #9eae7440;border-radius:50%}
.hero-copy{position:relative;z-index:2;max-width:73%}
.hero-card .eyebrow{margin-bottom:13px;color:#b1baa2;font-size:9px;letter-spacing:1.4px}
.hero-card h1,.hero-card h2,.hero-card h3{font-family:var(--display);font-size:37px;font-weight:500;line-height:1.16;color:#fff;letter-spacing:.2px}
.hero-card h1 em,.hero-card h2 em{color:var(--accent);font-style:normal}
.hero-card p{max-width:370px;margin-top:13px;color:#bbc0b4;font-size:11px;line-height:1.9}
.hero-card .btn{margin-top:22px;min-height:37px;font-size:10px;padding:9px 15px}
.hero-art{position:absolute;z-index:1;right:11px;bottom:0;display:flex;align-items:flex-end;justify-content:center;width:36%;height:95%;pointer-events:none}
.hero-art img{width:100%;height:100%;object-fit:contain;object-position:center bottom}
.hero-art>.icon{width:146px;height:146px;flex-basis:146px;margin-bottom:20px;color:#c0c99e;stroke-width:1.1;transform:rotate(18deg)}
.hero-pill{position:absolute;right:20px;top:21px;display:flex;align-items:center;gap:5px;padding:5px 8px;border:1px solid #60654f;border-radius:30px;color:#c8ceb9;font-size:8px}
.hero-pill .icon{width:11px;height:11px;flex-basis:11px}
.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:20px}
.stat-card{position:relative;display:flex;align-items:flex-start;gap:13px;min-width:0;padding:18px 15px;border:1px solid var(--line);border-radius:12px;background:#fff}
.stat-icon{display:grid;place-items:center;flex:0 0 34px;width:34px;height:34px;border-radius:9px;background:#fff0e1;color:#b7763b}
.stat-icon .icon{width:18px;height:18px;flex-basis:18px}
.stat-icon.is-green{background:#eff4e7;color:#718156}
.stat-icon.is-purple{background:#f1edf5;color:#9277a8}
.stat-card strong{display:block;margin-top:-4px;font-size:26px;font-weight:800;letter-spacing:-1px;line-height:1.5}
.stat-card p{color:var(--muted);font-size:9px}
.stat-card small{display:block;margin-top:7px;color:#78925e;font-size:8px}
.activity-card,.schedule-card,.goal-card{padding:21px;border:1px solid var(--line);border-radius:14px;background:#fff}
.dashboard-aside>*+*{margin-top:21px}
.activity-card h2,.schedule-card h2,.goal-card h2{font-size:15px;letter-spacing:-.3px}
.mini-calendar{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:5px;margin-top:20px}
.calendar-day{text-align:center;font-size:9px;color:#9ba38f}
.calendar-day strong{display:grid;place-items:center;width:28px;height:32px;margin:5px auto 0;border-radius:8px;font-size:10px;font-weight:700;color:#536046}
.calendar-day.is-active strong{background:var(--accent);color:#202517}
.calendar-day.has-event strong{background:#f2f5e9;color:#73894e}
.schedule-item{display:flex;gap:12px;margin-top:20px;padding-top:17px;border-top:1px solid var(--line)}
.schedule-time{padding-top:2px;font-size:10px;font-weight:800;color:#869070;white-space:nowrap}
.schedule-item h3{font-size:11px;line-height:1.6}
.schedule-item p{margin-top:4px;color:var(--muted);font-size:9px}
.goal-card{position:relative;background:#edf1e5;border-color:#e3e9d9}
.goal-card>.icon{position:absolute;right:20px;top:20px;width:20px;height:20px;color:#91a277}
.goal-card p{margin-top:9px;font-size:10px;line-height:1.8;color:#7a866b}
.goal-card .progress-track{margin-top:18px;background:#dae3ce}
.goal-card .progress-fill{background:#6e8b4c}
.goal-card .goal-progress{display:flex;justify-content:space-between;margin-top:8px;font-size:9px;font-weight:700;color:#6b7a58}
.activity-list{display:grid;gap:17px;margin-top:21px}
.activity-item{display:flex;gap:10px}
.activity-item .activity-dot{width:7px;height:7px;flex:0 0 7px;margin-top:5px;border-radius:50%;background:#d1ddbf}
.activity-item strong{display:block;font-size:10px;font-weight:700}
.activity-item p{margin-top:3px;font-size:9px;color:var(--muted)}
.continue-card{display:flex;align-items:center;gap:16px;padding:15px;border:1px solid var(--line);border-radius:12px;background:#fff}
.continue-cover{display:grid;place-items:center;flex:0 0 70px;width:70px;height:62px;border-radius:8px;background:#efe2d2;color:#b38a5e}
.continue-cover .icon{width:30px;height:30px}
.continue-copy{flex:1;min-width:0}
.continue-copy h3{font-size:12px}
.continue-copy p{margin-top:4px;font-size:10px;color:var(--muted)}
.continue-card .btn{margin-left:auto}

/* Lesson player and sheet music. */
.lesson-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(300px,1fr);align-items:start;gap:24px}
.lesson-content{min-width:0}
.video-panel{overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#fff}
.video-frame{position:relative;display:flex;align-items:center;justify-content:center;aspect-ratio:16/9;min-height:180px;overflow:hidden;isolation:isolate;background:#171b16;color:#fff}
.video-frame>video,.video-frame>iframe,.video-frame>.video-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;border:0}
.video-frame>.video-poster{object-fit:cover;opacity:.75}
.video-placeholder{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:13px;max-width:80%;padding:25px;text-align:center}
.video-placeholder>.icon{width:55px;height:55px;color:#b3bd9f;stroke-width:1}
.video-placeholder strong{font-family:var(--display);font-size:27px;font-weight:500}
.video-placeholder p{color:#a1ac95;font-size:11px}
.play-button{position:relative;z-index:2;display:grid;place-items:center;width:63px;height:63px;border:1px solid #ffffff80;border-radius:50%;background:#ffffff1a;color:#fff;backdrop-filter:blur(4px)}
.play-button .icon{width:26px;height:26px;fill:currentColor;stroke-width:1.3;margin-left:3px}
.video-watermark{position:absolute;z-index:5;top:var(--wm-top,17%);left:var(--wm-left,11%);max-width:75%;padding:5px 8px;border-radius:5px;background:#00000038;color:#ffffff91;font-size:clamp(8px,1vw,12px);font-weight:700;line-height:1.6;pointer-events:none;user-select:none;overflow-wrap:anywhere}
.video-controls{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:12px 17px;border-bottom:1px solid var(--line);font-size:10px;color:var(--muted)}
.video-controls-group{display:flex;align-items:center;gap:12px}
.video-controls .btn-icon{width:31px;height:31px;min-width:31px;min-height:31px;flex-basis:31px}
.speed-control{display:flex;align-items:center;gap:7px;font-size:10px}
.speed-control select{width:auto;min-height:30px;padding:4px 24px 4px 8px;font-size:10px}
.quality-note{display:flex;align-items:center;gap:5px;font-size:9px;color:#849575}
.quality-note .icon{width:13px;height:13px;flex-basis:13px}
.video-info{padding:20px}
.video-info h2{font-size:18px}
.video-info p{margin-top:9px;font-size:12px;color:var(--muted);line-height:1.85}
.lesson-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.lesson-tabs{margin-top:23px}
.lesson-sidebar{display:grid;gap:20px;min-width:0}
.lyrics-panel{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#fff}
.lyrics-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 21px;border-bottom:1px solid var(--line)}
.lyrics-header h2{font-size:14px}
.lyrics-body{max-height:560px;padding:24px;overflow-y:auto;font-size:12px;line-height:2.05;scrollbar-width:thin}
.lyrics-line{margin-bottom:9px;white-space:pre-wrap}
.lyrics-line.chords,.chord-line{color:#ae5015;font-weight:800;font-family:var(--body);font-size:11px;line-height:1.5;white-space:pre-wrap}
.lyrics-block{margin-bottom:27px}
.lyrics-block-label{display:block;margin-bottom:10px;color:#939b87;font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:1.3px}
.lyrics-watermark{position:absolute;right:20px;bottom:15px;color:#8c978020;font-size:11px;font-weight:800;pointer-events:none;transform:rotate(-9deg)}
.asset-list{display:grid;gap:9px}
.asset-row{display:flex;align-items:center;gap:12px;padding:13px;border:1px solid var(--line);border-radius:9px;background:#fff}
.asset-row>.icon{width:23px;height:23px;flex-basis:23px;color:#ae8d64}
.asset-row>div{flex:1;min-width:0}
.asset-row strong{display:block;font-size:11px}
.asset-row small{display:block;margin-top:3px;color:var(--muted);font-size:9px}
.asset-row .btn{margin-left:auto}
.lesson-outline{display:grid;gap:5px;margin-top:14px}
.lesson-outline-item{display:flex;align-items:center;gap:10px;padding:10px;border-radius:8px;color:#76816a;font-size:10px}
.lesson-outline-item .icon{width:15px;height:15px;flex-basis:15px}
.lesson-outline-item.is-active{background:#fff2e6;color:#ae571d;font-weight:800}
.lesson-outline-item small{margin-left:auto;font-size:9px}

/* Assignments and students. */
.split-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);align-items:start;gap:24px}
.assignment-list{display:grid;gap:13px}
.assignment-card{padding:19px 20px;border:1px solid var(--line);border-radius:12px;background:#fff}
.assignment-card-header{display:flex;align-items:center;justify-content:space-between;gap:13px;margin-bottom:12px}
.assignment-card h3{font-size:13px}
.assignment-card p{margin-top:8px;color:var(--muted);font-size:11px;line-height:1.9;white-space:pre-wrap}
.assignment-card .assignment-meta{display:flex;align-items:center;gap:10px;margin-top:16px;font-size:9px;color:var(--muted)}
.assignment-card .assignment-meta .btn{margin-left:auto}
.homework-form{display:grid;gap:16px;margin-top:21px;padding:21px;border:1px solid var(--line);border-radius:12px;background:#fff}
.homework-form h3{font-size:14px}
.people-list{overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#fff}
.people-header,.person-row{display:grid;grid-template-columns:minmax(180px,1.3fr) minmax(120px,1fr) 115px 80px;align-items:center;gap:20px;padding:17px 21px}
.people-header{background:#fafbf7;border-bottom:1px solid var(--line);color:#8a947e;font-size:9px;font-weight:800;text-transform:uppercase;letter-spacing:.8px}
.person-row{min-height:82px;border-bottom:1px solid var(--line);font-size:11px}
.person-row:last-child{border-bottom:0}
.person-identity{display:flex;align-items:center;gap:12px;min-width:0}
.person-identity strong{display:block;font-size:11px;overflow-wrap:anywhere}
.person-identity small{display:block;margin-top:3px;font-size:9px;color:var(--muted);overflow-wrap:anywhere}
.person-progress{display:flex;align-items:center;gap:10px;font-size:10px;color:#758266}
.person-progress .progress-track{max-width:140px}
.person-status{font-size:10px;color:var(--muted)}
.person-actions{display:flex;justify-content:flex-end;gap:5px}
.student-summary{display:flex;align-items:center;gap:19px;padding:24px;border:1px solid var(--line);border-radius:14px;background:#fff}
.student-summary h2{font-size:19px}
.student-summary p{margin-top:5px;color:var(--muted);font-size:11px}
.student-summary .btn{margin-left:auto}
.student-summary .progress-track{margin-top:14px;min-width:150px}
.data-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff}
.data-table{width:100%;border-collapse:collapse;text-align:left;font-size:11px}
.data-table th{padding:14px 18px;background:#fafbf7;color:#8b9581;font-size:9px;text-transform:uppercase;font-weight:800;letter-spacing:.6px}
.data-table td{padding:17px 18px;border-top:1px solid var(--line)}

/* Chat. */
.chat-layout{display:grid;grid-template-columns:245px minmax(0,1fr);min-height:550px;overflow:hidden;border:1px solid var(--line);border-radius:15px;background:#fff}
.chat-contacts{border-right:1px solid var(--line);background:#fafbf7}
.chat-contacts-header{padding:18px 16px;border-bottom:1px solid var(--line)}
.chat-contacts-header h3{margin-bottom:12px;font-size:13px}
.chat-contact{display:flex;align-items:center;gap:9px;width:100%;min-height:77px;padding:15px;border:0;border-bottom:1px solid #eff1eb;background:transparent;text-align:left}
.chat-contact.is-active{background:#eef2e7;border-left:3px solid #93a676;padding-left:12px}
.chat-contact>div{min-width:0;flex:1}
.chat-contact strong{display:block;font-size:10px}
.chat-contact p{margin-top:4px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:var(--muted);font-size:9px}
.chat-contact time{align-self:flex-start;padding-top:4px;color:#a0a895;font-size:8px}
.chat-main{display:flex;flex-direction:column;min-width:0}
.chat-header{display:flex;align-items:center;gap:11px;padding:16px 22px;border-bottom:1px solid var(--line)}
.chat-header h3{font-size:12px}
.chat-header p{display:flex;align-items:center;gap:5px;margin-top:3px;font-size:9px;color:var(--muted)}
.chat-header .btn-icon{margin-left:auto}
.chat-thread{display:flex;flex-direction:column;gap:17px;flex:1;min-height:280px;max-height:520px;overflow-y:auto;padding:23px;scrollbar-width:thin}
.chat-date{align-self:center;padding:4px 9px;border-radius:5px;background:#f5f7f0;color:#9aa28d;font-size:8px}
.message{display:flex;align-items:flex-end;gap:8px;align-self:flex-start;max-width:87%}
.message .avatar{width:27px;height:27px;font-size:8px;flex-basis:27px}
.message-bubble{padding:11px 14px;border:1px solid #e9ede1;border-radius:12px 12px 12px 3px;background:#f4f6ef;color:#536047;font-size:11px;line-height:1.9;overflow-wrap:anywhere;white-space:pre-wrap}
.message-author{display:block;margin-bottom:4px;color:#6b7c55;font-size:9px;font-weight:800}
.message-time{display:block;margin-top:4px;color:#a5ae98;font-size:8px;text-align:right}
.message.is-own{align-self:flex-end}
.message.is-own .message-bubble{background:#fff0e3;border-color:#f6dfca;color:#815a3b;border-radius:12px 12px 3px 12px}
.message.is-own .message-time{color:#bc9575}
.message-attachment{display:flex;align-items:center;gap:8px;padding:7px;border-radius:6px;background:#ffffffa8;font-size:10px;white-space:normal}
.message-attachment .icon{width:19px;height:19px;flex-basis:19px}
.chat-composer{position:relative;margin-top:auto;padding:15px 20px;border-top:1px solid var(--line);background:#fff}
.chat-message-form{display:flex;align-items:flex-end;gap:9px}
.chat-message-form textarea{min-height:42px;max-height:145px;padding:10px 12px;border-color:var(--line);background:#fafbf7;font-size:11px;resize:vertical}
.chat-message-form .btn-icon{flex-shrink:0}
.chat-message-form .btn-primary{flex:0 0 40px;width:40px;min-height:40px;padding:9px}
.chat-compose-actions{display:flex;align-items:center;gap:4px;margin-top:6px;color:#97a18b;font-size:9px}
.chat-compose-actions>span{margin-left:auto}
.attachment-chip{display:inline-flex;align-items:center;gap:5px;max-width:100%;margin-top:7px;padding:5px 8px;border:1px solid #e4e9da;border-radius:6px;background:#f6f8f0;color:#788368;font-size:9px;overflow-wrap:anywhere}
.attachment-chip .icon{width:13px;height:13px;flex-basis:13px}
.attachment-chip button{border:0;background:transparent;color:inherit;padding:3px}
.emoji-picker{position:absolute;bottom:100%;left:20px;z-index:10;display:grid;grid-template-columns:repeat(6,35px);gap:4px;padding:10px;border:1px solid var(--line);border-radius:11px;background:#fff;box-shadow:0 10px 30px #29311b15}
.emoji-picker button{width:35px;height:35px;border:0;border-radius:6px;background:transparent;font-size:20px}

/* Library upload and management. */
.library-toolbar{display:flex;justify-content:space-between;align-items:center;gap:15px;flex-wrap:wrap;margin-bottom:20px}
.library-toolbar .tabs{margin:0}
.upload-zone{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-height:185px;padding:25px;border:1px dashed #c7d3ba;border-radius:13px;background:#fafcf6;text-align:center;transition:border-color .15s,background .15s}
.upload-zone.is-dragover{border-color:var(--accent);background:#fff2e7}
.upload-zone>.icon,.upload-icon{width:32px;height:32px;color:#9cad87}
.upload-zone strong{font-size:12px;font-weight:800;color:#5e704c}
.upload-zone p{max-width:420px;color:#99a48a;font-size:10px;line-height:1.8}
.upload-zone input[type=file]{max-width:300px}
.upload-list{display:grid;gap:9px;margin-top:16px}
.upload-item{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:10px;background:#fff}
.upload-item>.icon{width:27px;height:27px;flex-basis:27px;color:#a58f71}
.upload-item>div{min-width:0;flex:1}
.upload-item strong{display:block;font-size:11px;overflow-wrap:anywhere}
.upload-item small,.upload-meta{display:block;margin-top:4px;font-size:9px;color:var(--muted)}
.upload-progress{width:100%;height:4px;overflow:hidden;margin-top:9px;border-radius:9px;background:#edf1e6}
.upload-progress>span{display:block;max-width:100%;height:100%;border-radius:inherit;background:#93a973}
.upload-actions{display:flex;align-items:center;gap:7px}
.storage-note{display:flex;align-items:center;gap:7px;margin-top:15px;color:#8a967b;font-size:9px}
.storage-note .icon{width:13px;height:13px;flex-basis:13px}

/* Authentication, dialogs and feedback. */
.auth-page{display:grid;grid-template-columns:minmax(350px,1fr) minmax(390px,1fr);min-height:100dvh;background:#f7f8f2}
.auth-brand{position:relative;isolation:isolate;display:flex;flex-direction:column;justify-content:space-between;min-width:0;padding:48px;background:#232820;color:#fff;overflow:hidden}
.auth-brand:after{content:'';position:absolute;z-index:-1;right:-110px;top:15%;width:530px;height:530px;border:1px solid #74844d44;border-radius:50%;box-shadow:0 0 0 75px #74844d10,0 0 0 150px #74844d08}
.auth-brand .brand{align-self:flex-start;padding:0}
.auth-brand .brand-name{font-size:24px}
.auth-brand .brand-logo{width:52px;height:52px;flex-basis:52px}
.auth-brand-main{position:relative;max-width:490px;padding-block:60px}
.auth-brand-main .eyebrow{color:#9ea98a}
.auth-brand h1,.auth-brand h2{margin-top:18px;color:#fff;font:500 clamp(39px,4.4vw,65px)/1.13 var(--display)}
.auth-brand h1 em,.auth-brand h2 em{color:var(--accent);font-style:normal}
.auth-brand p{max-width:370px;margin-top:24px;color:#b6c0a7;font-size:13px;line-height:1.95}
.auth-brand-footer{font-size:10px;color:#919e80}
.auth-card{align-self:center;justify-self:center;width:min(100% - 70px,420px);padding:42px 0}
.auth-card .eyebrow{margin-bottom:11px}
.auth-card h1,.auth-card h2{font:500 36px/1.2 var(--display)}
.auth-copy{margin-top:13px;margin-bottom:28px;color:var(--muted);font-size:12px;line-height:1.9}
.auth-form .btn-primary{margin-top:5px;min-height:46px}
.auth-note{margin-top:23px;color:#939b89;font-size:10px;line-height:1.9;text-align:center}
.auth-message{margin-bottom:18px}
.auth-switch{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:23px;font-size:11px;color:var(--muted)}
.auth-switch button{padding:6px;border:0;background:transparent;color:var(--accent-ink);font-size:11px;font-weight:800}
.modal-backdrop{position:fixed;z-index:100;inset:0;display:flex;align-items:center;justify-content:center;padding:24px;background:#1c241590;backdrop-filter:blur(3px);overflow-y:auto}
.dialog{position:relative;width:min(100%,570px);max-height:calc(100dvh - 48px);margin:auto;padding:28px;border:1px solid #e1e7d9;border-radius:17px;background:#fff;box-shadow:0 35px 100px #16200e40;overflow-y:auto}
dialog.dialog{padding:28px}
dialog.dialog::backdrop{background:#1c241590;backdrop-filter:blur(3px)}
.dialog.is-wide{width:min(100%,780px)}
.dialog-header{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:23px}
.dialog-header h2{font-family:var(--display);font-size:29px;font-weight:500;letter-spacing:0}
.dialog-header p{margin-top:7px;color:var(--muted);font-size:11px;line-height:1.8}
.dialog-close{margin:-9px -10px 0 auto;flex-shrink:0}
.dialog .form-grid{gap:16px}
.dialog .form-actions{padding-top:20px;border-top:1px solid var(--line)}
.toast-stack{position:fixed;z-index:300;right:24px;bottom:24px;display:grid;gap:10px;width:min(360px,calc(100vw - 32px));pointer-events:none}
.toast{display:flex;align-items:flex-start;gap:10px;padding:15px 17px;border:1px solid #d5e0c9;border-radius:11px;background:#fff;color:#526743;box-shadow:0 8px 30px #1b26151f;font-size:11px;line-height:1.8;pointer-events:auto}
.toast>.icon{flex:0 0 18px;width:18px;height:18px;margin-top:1px;color:#7b9a61}
.toast.is-error{border-color:#edc4bb;color:var(--danger)}
.toast.is-error>.icon{color:var(--danger)}
.toast .btn-icon{margin:-5px -7px -5px auto;flex:0 0 30px;width:30px;height:30px;min-width:30px;min-height:30px}

/* A quiet, optional guide. */
.help-fab{position:fixed;z-index:65;right:26px;bottom:23px;display:flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:8px 14px 8px 9px;border:1px solid #d8dfca;border-radius:32px;background:#fff;color:#65794c;box-shadow:0 5px 24px #1e2b1421;font-size:10px;font-weight:800}
.help-fab .icon{width:29px;height:29px;flex-basis:29px;color:#7f965d}
.help-fab img{width:34px;height:34px;border-radius:50%;object-fit:contain}
.help-popover{position:fixed;z-index:66;right:26px;bottom:84px;width:min(320px,calc(100vw - 32px));padding:21px;border:1px solid #dce5cf;border-radius:15px;background:#fff;box-shadow:0 15px 50px #1e2b1426}
.help-popover:after{content:'';position:absolute;right:31px;bottom:-7px;width:13px;height:13px;border-bottom:1px solid #dce5cf;border-right:1px solid #dce5cf;background:#fff;transform:rotate(45deg)}
.help-popover-header{display:flex;align-items:center;justify-content:space-between;gap:10px}
.help-popover h3{font-size:13px;color:#52653f}
.help-popover p{margin-top:11px;font-size:11px;color:#8b967c;line-height:1.85}
.help-popover .btn{margin-top:15px}
.help-popover .btn-icon{margin:-7px -9px -7px auto}
.mobile-overlay{display:none}

@keyframes spin{to{transform:rotate(360deg)}}
@media(hover:hover) and (pointer:fine){
 .nav-item:hover{background:#2e322b;color:#fff}
 .nav-item.is-active:hover{background:#3d4031}
 .btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}
 .btn-secondary:hover{background:#f8faf3;border-color:#b8c5a8}
 .btn-ghost:hover,.btn-icon:hover{background:#edf1e7;color:#5c6d48}
 .sidebar .btn-icon:hover{background:#373d30;color:#fff}
 .btn-dark:hover{background:#3a4430}
 .folder-card:hover,.course-card:hover{border-color:#c0cdb0;box-shadow:0 6px 20px #1b25100b}
 .text-link:hover{color:#d15900}
 .tab:hover{background:#edf1e5;color:#5e6f4a}
 .chat-contact:hover{background:#f0f4e8}
 .emoji-picker button:hover{background:#f1f5e9}
}
@media(min-width:1550px){
 :root{--sidebar-width:260px}
 .sidebar{padding-inline:26px}
 .nav-item.is-active:before,.nav-item[aria-current=page]:before{left:-26px}
 .page{padding-inline:48px}
 .topbar{padding-inline:48px}
 .dashboard-grid{grid-template-columns:minmax(0,2.1fr) minmax(290px,1fr);gap:28px}
 .hero-card{min-height:275px;padding:36px}
 .hero-card h1,.hero-card h2{font-size:44px}
 .hero-card p{font-size:12px}
 .hero-art{right:25px}
 .hero-art>.icon{width:165px;height:165px}
 .stat-card{padding:21px 18px}
}
@media(max-width:1180px){
 :root{--sidebar-width:214px}
 .sidebar{padding-inline:16px}
 .brand{gap:7px;padding-inline:3px}
 .brand-name,.brand-wordmark{font-size:18px}
 .brand-logo{width:37px;height:37px;flex-basis:37px}
 .nav-item{font-size:11px;padding-inline:11px;gap:9px}
 .nav-item.is-active:before,.nav-item[aria-current=page]:before{left:-16px}
 .page{padding:30px 27px 50px}
 .topbar{padding-inline:27px}
 .topbar-actions{gap:12px}
 .dashboard-grid{grid-template-columns:minmax(0,1fr) 252px;gap:20px}
 .hero-card{padding:28px 24px;min-height:240px}
 .hero-card h1,.hero-card h2{font-size:32px}
 .hero-copy{max-width:76%}
 .hero-art{width:31%;right:1px}
 .hero-art>.icon{width:105px;height:130px;flex-basis:105px}
 .hero-pill{font-size:7px;right:14px;top:14px}
 .stats-grid{gap:10px}
 .stat-card{display:block;padding:15px 13px}
 .stat-icon{width:28px;height:28px;margin-bottom:12px}
 .stat-icon .icon{width:15px;height:15px}
 .stat-card strong{font-size:25px}
 .stat-card p{font-size:9px}
 .card-grid{gap:14px}
 .card-cover{min-height:133px;padding:15px}
 .card-cover-title{font-size:21px}
 .card-body{padding:16px}
 .folder-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
 .lesson-layout{grid-template-columns:minmax(0,1.4fr) minmax(260px,1fr);gap:18px}
 .split-grid{grid-template-columns:minmax(0,1.25fr) minmax(260px,1fr);gap:18px}
 .lyrics-body{padding:20px;font-size:11px}
 .people-header,.person-row{grid-template-columns:minmax(160px,1.2fr) minmax(100px,1fr) 88px 60px;gap:12px;padding-inline:16px}
 .chat-layout{grid-template-columns:210px minmax(0,1fr)}
}
@media(max-width:1020px){
 .dashboard-grid{grid-template-columns:minmax(0,1fr)}
 .dashboard-aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
 .dashboard-aside>*+*{margin-top:0}
 .dashboard-aside>.activity-card{grid-column:1/-1}
 .dashboard-aside .activity-list{grid-template-columns:repeat(3,minmax(0,1fr))}
 .hero-card{min-height:250px;padding:30px}
 .hero-card h1,.hero-card h2{font-size:38px}
 .hero-art{right:28px;width:30%}
 .hero-art>.icon{width:150px;height:160px;flex-basis:150px}
 .hero-copy{max-width:70%}
 .stats-grid{gap:15px}
 .stat-card{display:flex;padding:18px 16px}
 .stat-icon{margin-bottom:0;flex-basis:31px;width:31px;height:31px}
 .topbar-date{display:none}
 .lesson-layout,.split-grid{grid-template-columns:minmax(0,1fr)}
 .lesson-sidebar{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}
 .lyrics-panel{grid-column:1/-1}
 .lyrics-body{max-height:460px;columns:2;column-gap:30px;font-size:12px}
 .lyrics-block{break-inside:avoid}
 .people-header,.person-row{grid-template-columns:minmax(150px,1.2fr) minmax(80px,1fr) 65px}
 .person-status{display:none}
 .chat-layout{grid-template-columns:180px minmax(0,1fr)}
 .chat-contact{gap:8px;padding-inline:11px}
 .chat-contact .avatar{width:30px;height:30px;font-size:9px}
 .chat-contact time{display:none}
 .chat-thread{padding:18px}
 .message{max-width:95%}
}
@media(max-width:780px){
 :root{--sidebar-width:244px}
 .app-shell{display:block}
 .sidebar{transform:translateX(-100%);transition:transform .18s ease;padding:27px 21px 21px}
 .sidebar.is-open,body.sidebar-open .sidebar{transform:translateX(0)}
 .sidebar.is-open~.mobile-overlay,body.sidebar-open .mobile-overlay,.mobile-overlay.is-visible{display:block;position:fixed;z-index:45;inset:0;background:#14200b70}
 .brand-name,.brand-wordmark{font-size:20px}
 .nav-item{min-height:47px;font-size:12px}
 .nav-item.is-active:before,.nav-item[aria-current=page]:before{left:-21px}
 .main-shell{width:100%}
 .topbar{height:66px;padding-inline:20px;gap:11px}
 .topbar-title{font-size:12px;margin-right:auto}
 .topbar-actions{gap:7px}
 .topbar-profile>span,.topbar-divider{display:none}
 .mobile-menu{display:inline-grid!important;margin-left:-7px}
 .topbar-profile .avatar{width:31px;height:31px;font-size:10px}
 .topbar .role-badge{font-size:8px}
 .page{padding:27px 21px 85px}
 .page-header{gap:15px;margin-bottom:23px}
 .page-title{font-size:34px}
 .page-subtitle{font-size:11px;line-height:1.85}
 .page-actions{padding-top:4px}
 .page-actions>.btn{min-height:36px;padding:8px 11px;font-size:10px}
 .page-actions .btn .icon{width:15px;height:15px;flex-basis:15px}
 .hero-card{min-height:242px;padding:28px}
 .hero-card h1,.hero-card h2{font-size:35px}
 .hero-card p{font-size:11px}
 .card-grid{gap:15px}
 .card-cover{min-height:142px}
 .card-cover-title{font-size:22px}
 .folder-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}
 .folder-card{padding:17px;min-height:150px}
 .auth-page{grid-template-columns:minmax(0,1fr)}
 .auth-brand{min-height:220px;padding:25px 30px}
 .auth-brand-main{padding:35px 0 5px;max-width:100%}
 .auth-brand h1,.auth-brand h2{font-size:34px;margin-top:9px}
 .auth-brand p{margin-top:10px;max-width:420px;font-size:11px}
 .auth-brand-main .eyebrow,.auth-brand-footer{display:none}
 .auth-brand .brand-name{font-size:18px}
 .auth-brand .brand-logo{width:39px;height:39px;flex-basis:39px}
 .auth-card{width:min(100% - 48px,420px);padding-block:32px 50px}
 .auth-card h1,.auth-card h2{font-size:32px}
 .help-fab{right:17px;bottom:18px}
 .help-popover{right:17px;bottom:79px}
 .toast-stack{right:16px;bottom:80px}
}
@media(max-width:580px){
 .topbar{padding-inline:16px}
 .topbar-title{font-size:11px}
 .topbar-actions .btn-icon{width:31px;min-width:31px;height:31px;min-height:31px;flex-basis:31px}
 .topbar .role-badge{display:none}
 .page{padding:24px 16px 90px}
 .page-header{flex-wrap:wrap;gap:13px}
 .page-header>div:first-child{min-width:0}
 .page-header .eyebrow{font-size:9px;letter-spacing:1.2px;margin-bottom:7px}
 .page-title{font-size:32px}
 .page-actions{width:100%;padding:0}
 .page-actions .search-box{flex:1}
 .page-actions .btn{min-height:39px}
 .preview-banner{font-size:9px;padding:8px 13px;line-height:1.8}
 .preview-banner .icon{display:none}
 .hero-card{min-height:234px;padding:24px 22px}
 .hero-card h1,.hero-card h2{font-size:31px;line-height:1.17}
 .hero-card .eyebrow{font-size:8px;margin-bottom:12px;letter-spacing:1px}
 .hero-card p{font-size:10px;max-width:235px;line-height:1.85;margin-top:11px}
 .hero-card .btn{font-size:10px;min-height:36px;margin-top:19px}
 .hero-copy{max-width:78%}
 .hero-art{right:-21px;bottom:3px;width:33%;height:78%;opacity:.7}
 .hero-art>.icon{width:100px;height:140px;flex-basis:100px;transform:rotate(14deg)}
 .hero-pill{display:none}
 .stats-grid{gap:9px;margin-top:14px}
 .stat-card{display:block;padding:15px 12px;border-radius:10px}
 .stat-icon{width:27px;height:27px;margin-bottom:10px}
 .stat-icon .icon{width:15px;height:15px;flex-basis:15px}
 .stat-card strong{font-size:23px;line-height:1.4}
 .stat-card p{font-size:8px;line-height:1.65;margin-top:2px}
 .stat-card small{font-size:7px;margin-top:6px}
 .section-header{gap:12px;margin-top:25px;margin-bottom:14px}
 .section-header h2{font-size:17px}
 .section-header p{font-size:10px}
 .section-header .text-link{font-size:10px;min-height:35px;white-space:nowrap}
 .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
 .card-cover{min-height:128px;padding:14px}
 .card-cover .badge{font-size:7px;top:11px;left:11px;padding:3px 6px}
 .card-cover-title{font-size:21px}
 .card-cover>.icon{width:59px;height:59px;right:13px;bottom:12px}
 .card-body{padding:14px}
 .course-card h3{font-size:11px;line-height:1.6}
 .course-card p{font-size:9px}
 .course-meta{gap:7px;margin-top:11px;font-size:8px;flex-wrap:wrap}
 .course-meta .icon{width:10px;height:10px;flex-basis:10px}
 .card-progress{font-size:8px;gap:6px;margin-top:13px}
 .folder-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
 .folder-card{min-height:143px;padding:17px}
 .folder-card>.icon,.folder-icon{margin-bottom:18px}
 .folder-card strong,.folder-card h3{font-size:11px}
 .folder-card p{font-size:9px}
 .dashboard-aside{grid-template-columns:minmax(0,1fr);gap:16px}
 .dashboard-aside>.activity-card{grid-column:auto}
 .dashboard-aside .activity-list{grid-template-columns:minmax(0,1fr)}
 .schedule-card,.activity-card,.goal-card{padding:20px}
 .calendar-day strong{width:32px;height:35px}
 .continue-card{gap:11px;padding:13px;flex-wrap:wrap}
 .continue-cover{flex-basis:54px;width:54px;height:54px}
 .continue-copy{min-width:130px}
 .continue-copy h3{font-size:11px}
 .continue-copy p{font-size:9px}
 .continue-card .btn{min-height:34px;padding:7px 10px;font-size:9px}
 .continue-card .btn .icon{width:14px;height:14px;flex-basis:14px}
 .tabs{gap:3px;margin-bottom:19px}
 .tab{min-height:36px;padding:8px 10px;font-size:10px}
 .tab .icon{width:14px;height:14px;flex-basis:14px}
 .tab-count{font-size:8px}
 .library-toolbar{gap:12px}
 .library-toolbar .search-box{width:100%}
 .search-box{min-width:140px}
 .field-row,.form-grid{grid-template-columns:minmax(0,1fr);gap:15px}
 .form-grid>.full-width{grid-column:auto}
 .input,input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=range]),select,textarea{font-size:16px}
 .field small,.field-hint{font-size:10px}
 .breadcrumbs{font-size:10px;margin-bottom:15px;gap:5px}
 .video-frame{min-height:0;border-radius:0}
 .video-controls{padding:10px 13px;gap:8px;flex-wrap:wrap}
 .video-controls-group{gap:7px}
 .video-controls .quality-note{font-size:8px}
 .speed-control select{font-size:16px;transform:scale(.8);transform-origin:right center;margin-left:-10px;width:74px;margin-right:-7px}
 .video-info{padding:18px 16px}
 .video-info h2{font-size:16px}
 .video-info p{font-size:11px}
 .lesson-toolbar{gap:9px;flex-wrap:wrap}
 .lesson-toolbar .btn{font-size:10px;padding:8px 10px}
 .lesson-layout{gap:18px}
 .lesson-sidebar{grid-template-columns:minmax(0,1fr);gap:17px}
 .lyrics-panel{grid-column:auto}
 .lyrics-header{padding:16px 18px}
 .lyrics-body{max-height:460px;columns:auto;padding:21px;font-size:12px}
 .lyrics-line{margin-bottom:10px}
 .split-grid{gap:18px}
 .card-padded{padding:19px}
 .assignment-card{padding:17px}
 .assignment-card-header{flex-wrap:wrap}
 .assignment-card h3{font-size:12px}
 .assignment-card p{font-size:11px}
 .homework-form{padding:18px}
 .people-header{display:none}
 .person-row{grid-template-columns:minmax(0,1fr) auto;gap:13px;padding:16px}
 .person-progress{grid-column:1;grid-row:2;padding-left:50px;font-size:9px}
 .person-progress .progress-track{max-width:none}
 .person-actions{grid-column:2;grid-row:1/3}
 .person-identity{gap:10px}
 .person-identity strong{font-size:11px}
 .person-identity small{font-size:9px}
 .person-identity .avatar{width:36px;height:36px;font-size:11px}
 .student-summary{flex-wrap:wrap;padding:19px;gap:15px}
 .student-summary .avatar.is-large{width:52px;height:52px;font-size:18px}
 .student-summary h2{font-size:16px}
 .student-summary p{font-size:10px}
 .student-summary .btn{margin:0;width:100%}
 .chat-layout{grid-template-columns:minmax(0,1fr);min-height:520px}
 .chat-contacts{border-right:0;border-bottom:1px solid var(--line)}
 .chat-contacts-header{padding:13px 16px}
 .chat-contacts-header h3{font-size:12px;margin-bottom:9px}
 .chat-contacts-list{display:flex;overflow-x:auto;scrollbar-width:thin}
 .chat-contact{min-width:170px;width:auto;min-height:68px;border-bottom:0;border-right:1px solid var(--line)}
 .chat-contact.is-active{border-left:0;border-bottom:3px solid #93a676;padding:12px 11px 9px}
 .chat-header{padding:14px 16px}
 .chat-thread{max-height:440px;padding:18px 14px;gap:15px}
 .message{max-width:94%;gap:7px}
 .message-bubble{padding:10px 12px;font-size:11px}
 .chat-composer{padding:12px}
 .chat-message-form{gap:5px}
 .chat-message-form textarea{font-size:16px;line-height:1.5}
 .chat-message-form .btn-icon{width:31px;min-width:31px;flex-basis:31px;padding:6px}
 .chat-compose-actions>span{font-size:8px}
 .emoji-picker{left:12px;grid-template-columns:repeat(6,32px)}
 .emoji-picker button{width:32px}
 .upload-zone{padding:23px 17px;min-height:180px}
 .upload-zone strong{font-size:11px}
 .upload-zone p{font-size:9px}
 .upload-item{gap:10px;padding:12px}
 .upload-item strong{font-size:10px}
 .upload-actions .btn{padding:6px 8px;min-height:31px;font-size:9px}
 .modal-backdrop{padding:16px}
 .dialog,dialog.dialog{padding:22px 18px;border-radius:13px;max-height:calc(100dvh - 32px)}
 .dialog-header{gap:12px;margin-bottom:21px}
 .dialog-header h2{font-size:26px}
 .dialog-header p{font-size:10px}
 .dialog .form-actions{gap:8px}
 .dialog .form-actions .btn{flex:1}
 .auth-brand{padding:24px;min-height:210px}
 .auth-brand h1,.auth-brand h2{font-size:31px}
 .auth-brand-main{padding-top:29px}
 .auth-card{width:calc(100% - 40px);padding-top:29px}
 .auth-copy{font-size:11px;margin-bottom:24px}
 .help-fab{right:15px;bottom:15px;padding:7px 11px 7px 8px;min-height:43px;font-size:9px}
 .help-fab .icon{width:26px;height:26px;flex-basis:26px}
 .help-fab img{width:29px;height:29px}
 .help-popover{right:15px;bottom:73px}
 .toast-stack{bottom:72px}
}
@media(max-width:370px){
 .topbar-title{font-size:10px}
 .topbar-actions{gap:1px}
 .page{padding-inline:13px}
 .page-title{font-size:30px}
 .hero-card{padding:22px 18px;min-height:236px}
 .hero-card h1,.hero-card h2{font-size:29px}
 .hero-art{opacity:.45;right:-26px}
 .hero-copy{max-width:84%}
 .stat-card{padding:13px 10px}
 .stat-card p{font-size:7px}
 .card-grid{gap:9px}
 .card-cover{padding:12px;min-height:118px}
 .card-cover-title{font-size:19px}
 .card-body{padding:12px}
 .course-card h3{font-size:10px}
 .section-header h2{font-size:16px}
}
@media(prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* Standalone application markup: shared components retain one visual language. */
input[type=hidden]{display:none!important}
body.dialog-open{overflow:hidden}
.preserve-lines{white-space:pre-wrap;overflow-wrap:anywhere}
.field>span{font-size:11px;font-weight:800;color:#50594a}
.brand>.icon{flex:0 0 35px;width:35px;height:40px;color:var(--accent)}
.brand>span{font:500 20px/1.12 var(--display);text-transform:uppercase;letter-spacing:.3px}
.brand>span strong{font-weight:600}
.sidebar-section-label{padding:13px 11px 16px;color:#a3a79c;font-size:8px;font-weight:700;letter-spacing:1.1px;line-height:1.6}
.sidebar nav{display:grid;gap:7px}
.sidebar .nav-item>.badge{margin-left:auto;background:#5a4a36;color:#ffd4b2}
.topbar .menu-toggle{display:none}
.topbar-actions>span:last-child:not(.badge){font-size:10px;color:var(--muted);white-space:nowrap}
.page>.card{margin-top:24px;padding:23px}
.page>.card>.section-header:first-child,.split-grid>.card>.section-header:first-child{margin-top:0}
.page>.card>.section-header:last-child{margin-bottom:0}
.page>.card>.muted,.split-grid>.card>.muted{font-size:11px;line-height:1.85}
.page>.card>p+.progress-track{margin-top:19px}
.split-grid>.card{padding:22px}
.split-grid>.card>h3{margin-top:24px;margin-bottom:12px;font-size:14px}
.split-grid>.card>p{margin-bottom:15px;font-size:12px;line-height:1.9}
.split-grid>.card>form{display:grid;gap:16px}
.split-grid>.card>.btn{margin-top:12px;margin-right:6px}
.split-grid>.card>.progress-track{margin:5px 0 14px}
.dashboard-grid{grid-template-columns:minmax(0,1.65fr) minmax(280px,1fr);align-items:stretch}
.dashboard-grid>.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin:0;gap:15px}
.dashboard-grid .stat-card{display:grid;grid-template-columns:30px minmax(0,1fr);grid-template-rows:auto auto;align-items:center;gap:0 11px;padding:19px 17px}
.dashboard-grid .stat-card .stat-icon{grid-column:1;grid-row:1;margin:0;flex-basis:30px;width:30px;height:30px}
.dashboard-grid .stat-card>strong{grid-column:2;grid-row:1;margin:0;font-size:27px;line-height:1.3}
.dashboard-grid .stat-card>span{grid-column:1/-1;grid-row:2;margin-top:10px;color:#737b68;font-size:9px;line-height:1.7}
.dashboard-grid .stat-card:nth-child(2) .stat-icon{background:#edf3e5;color:#718359}
.dashboard-grid .stat-card:nth-child(3) .stat-icon{background:#f1eaf7;color:#9276a9}
.dashboard-grid .stat-card:nth-child(4) .stat-icon{background:#edf1f3;color:#7b939b}
.navigation-mascot{display:block;width:100%;max-width:180px;height:auto;overflow:visible}
.hero-art>.navigation-mascot{width:88%;max-width:190px;height:auto;max-height:90%;margin-bottom:12px;filter:drop-shadow(0 12px 15px #0003)}
.help-fab{width:55px;height:55px;padding:7px;border-radius:50%;background:#fff9ed;border-color:#ead8bc}
.help-fab>.navigation-mascot{width:40px;height:43px}
.help-popover>.section-header{margin:0 0 10px}
.help-popover>.asset-list{margin-top:17px}
.help-popover>.asset-list>.btn{justify-content:flex-start;margin:0;font-size:10px}
.search-field{position:relative;display:flex;align-items:center;width:min(100%,390px);margin-bottom:21px}
.search-field>.icon{position:absolute;left:13px;width:16px;height:16px;flex-basis:16px;color:#909a84;pointer-events:none}
.search-field>.input{padding-left:39px;min-height:42px}
.folder-card>span{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;margin-top:7px;color:#7b8570;font-size:10px}
.folder-card>span>.icon{width:15px;height:15px;flex-basis:15px;margin-left:auto}
.card-cover>span{position:relative;z-index:1;max-width:90%;font:500 26px/1.15 var(--display);text-transform:uppercase;overflow-wrap:anywhere}
.cover-0{background:#e0e8d7;color:#536841}
.cover-1{background:#f5dfca;color:#97613b}
.cover-2{background:#e4e0ee;color:#7a658e}
.cover-3{background:#dde7ed;color:#5b7b8e}
.course-card .card-body>.section-header{margin:0 0 13px}
.course-card .card-body>.section-header>.icon{width:15px;height:15px;flex-basis:15px;color:#a1aa96}
.course-card .text-link{margin-top:6px;font-size:10px}
.people-list>.person-row{grid-template-columns:39px minmax(140px,1.2fr) minmax(140px,1fr) 17px;gap:14px}
.people-list>.person-row:has(>.badge){grid-template-columns:39px minmax(140px,1fr) auto}
.person-info{min-width:0}
.person-info strong{display:block;font-size:11px;line-height:1.8;overflow-wrap:anywhere}
.person-info>span{display:block;margin-top:3px;color:var(--muted);font-size:9px;line-height:1.7;overflow-wrap:anywhere}
.people-list .person-progress{display:block;font-size:9px}
.people-list .person-progress>.progress-track{max-width:180px;margin-top:9px}
.people-list>.person-row>.icon{width:16px;height:16px;color:#a1ac94}
.people-list>.person-row:hover{background:#fbfcf8}
.assignment-list{gap:11px}
.assignment-card{display:flex;align-items:center;gap:13px;padding:16px;border-radius:10px}
.assignment-icon{display:grid;place-items:center;flex:0 0 35px;width:35px;height:35px;border-radius:9px;background:#f1f5e9;color:#8b9b73}
.assignment-icon>.icon{width:18px;height:18px;flex-basis:18px}
.assignment-info{flex:1;min-width:0}
.assignment-info>strong{display:block;font-size:11px;line-height:1.7;overflow-wrap:anywhere}
.assignment-info>span{display:block;margin-top:3px;font-size:9px;line-height:1.8}
.assignment-card>.btn{margin-left:auto;min-height:35px;padding:7px 10px;font-size:9px}
.video-panel>.lesson-content{padding:22px}
.video-panel>.lesson-content+.lesson-content{border-top:1px solid var(--line)}
.video-panel>.lesson-content .eyebrow{margin-bottom:9px}
.video-panel>.lesson-content>h2{margin-bottom:14px;font-size:18px}
.video-panel>.lesson-content>h3{margin-bottom:15px;font-size:14px}
.video-panel>.lesson-content>.preserve-lines{color:#68745c;font-size:12px;line-height:1.95}
.video-panel>.lesson-content>.btn{margin-top:18px}
.video-empty{flex-direction:column;gap:13px;color:#b6c2a4}
.video-empty>.icon{width:40px;height:40px;flex-basis:40px;stroke-width:1.2}
.video-empty>p{font:500 22px/1.3 var(--display)}
.lesson-layout>.lyrics-panel{padding:23px}
.lesson-layout>.lyrics-panel>.eyebrow{font-size:8px;letter-spacing:1.25px;margin-bottom:9px}
.lesson-layout>.lyrics-panel>h2{font-size:18px;margin-bottom:21px}
.lesson-layout>.lyrics-panel>.lyrics-line{font-size:12px;color:#5f6c53;line-height:2;overflow-wrap:anywhere}
.lesson-image{display:block;max-width:100%;height:auto;margin-top:22px;border:1px solid var(--line);border-radius:7px}
.lesson-layout>.lyrics-panel figcaption{margin-top:7px;font-size:9px;color:var(--muted);overflow-wrap:anywhere}
.security-note{display:flex;align-items:flex-start;gap:9px;margin-top:21px;color:#7e8a6f;font-size:10px;line-height:1.85}
.security-note>.icon{flex:0 0 16px;width:16px;height:16px;margin-top:2px}
.asset-name{display:block;font-size:11px;font-weight:700;line-height:1.65;overflow-wrap:anywhere}
.asset-row>div>.muted{display:block;font-size:9px;margin-top:4px;overflow-wrap:anywhere}
.asset-row>.btn{flex:0 0 auto;max-width:100%}
.upload-zone>h2{font-size:17px;letter-spacing:-.3px}
.upload-zone>span{font-size:9px;line-height:1.8;max-width:470px}
.upload-zone.is-dragging{background:#fff2e7;border-color:var(--accent)}
.upload-meta{min-width:0;margin:0}
.upload-meta>span{display:block;margin-top:5px;font-size:9px;line-height:1.6;overflow-wrap:anywhere}
progress.upload-progress{display:block;appearance:none;border:0;background:#edf1e6;color:#91a76f}
progress.upload-progress::-webkit-progress-bar{background:#edf1e6;border-radius:9px}
progress.upload-progress::-webkit-progress-value{background:#91a76f;border-radius:9px}
progress.upload-progress::-moz-progress-bar{background:#91a76f;border-radius:9px}
.chat-people{min-width:0;border-right:1px solid var(--line);background:#fafbf7}
.chat-people>.person-row{display:flex;align-items:center;gap:10px;width:100%;min-height:78px;padding:16px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left}
.chat-people>.person-row.is-active{background:#edf2e5;border-left:3px solid #94a778;padding-left:13px}
.chat-people>.person-row>span:not(.avatar){display:block;min-width:0}
.chat-people>.person-row strong{display:block;font-size:10px;line-height:1.7;overflow-wrap:anywhere}
.chat-people>.person-row small{display:block;margin-top:3px;font-size:9px;color:var(--muted)}
.chat-people>.person-row .avatar{width:33px;height:33px;font-size:10px}
.chat-layout .message{display:flex;flex-direction:column;align-items:flex-start;gap:5px;max-width:87%}
.message-body{padding:11px 14px;border:1px solid #e7ecde;border-radius:12px 12px 12px 3px;background:#f4f6ef;color:#536047;font-size:11px;line-height:1.85;overflow-wrap:anywhere}
.message.is-own .message-body{border-color:#f6dfca;border-radius:12px 12px 3px 12px;background:#fff0e3;color:#815a3b}
.chat-layout .message.is-own{align-items:flex-end}
.message>time{display:block;padding-inline:3px;color:#8a957c;font-size:8px;line-height:1.8}
.message>.attachment-chip{white-space:normal;text-align:left;overflow-wrap:anywhere}
.chat-composer-actions{display:flex;align-items:center;gap:5px;margin-top:7px}
.chat-composer-actions>.btn-primary{margin-left:auto;font-size:10px;padding:9px 13px}
.attachment-note{min-width:0;overflow-wrap:anywhere;font-size:9px;line-height:1.5}
.chat-composer>textarea{min-height:69px;background:#fafbf7}
.chat-composer>.emoji-picker{bottom:65px}
.chat-thread>.empty-state{flex:1;min-height:240px;border:0}
.auth-page>.auth-copy{position:relative;isolation:isolate;display:flex;flex-direction:column;justify-content:center;min-width:0;min-height:100dvh;margin:0;padding:100px 48px;background:#232720;overflow:hidden}
.auth-page>.auth-copy:after{content:'';position:absolute;z-index:-1;width:460px;height:460px;border:1px solid #677a4433;border-radius:50%;right:-240px;top:30%;box-shadow:0 0 0 65px #677a4412,0 0 0 130px #677a4408}
.auth-copy>.auth-brand{position:absolute;top:44px;left:45px;display:flex;flex-direction:row;align-items:center;justify-content:flex-start;gap:13px;min-height:0;width:auto;padding:0;background:transparent;overflow:visible}
.auth-copy>.auth-brand:after{display:none}
.auth-copy>.auth-brand>.icon{width:38px;height:43px;flex-basis:38px;color:var(--accent)}
.auth-copy>.auth-brand>span{color:#fff;font:500 23px/1.05 var(--display);text-transform:uppercase;letter-spacing:.3px}
.auth-copy>.auth-brand strong{font-weight:600}
.auth-copy>.eyebrow{font-size:9px;letter-spacing:1.8px;color:#b5bfa5;margin-bottom:16px}
.auth-copy>h1{max-width:520px;color:#fff;font:500 clamp(35px,3.4vw,57px)/1.18 var(--display);letter-spacing:.2px}
.auth-copy>p{max-width:390px;margin-top:24px;color:#b7c1a6;font-size:12px;line-height:1.95}
.auth-art{position:absolute;right:28px;bottom:28px;width:128px;opacity:.9;transform:rotate(7deg)}
.auth-card>p{margin-top:15px;color:#7a846d;font-size:11px;line-height:1.9}
.auth-card>.auth-form{margin-top:27px}
.auth-card>.auth-form>p{font-size:10px;line-height:1.8}
.auth-card>.auth-form>.btn-primary{font-size:12px}
.auth-message:empty{display:none}
.dialog-wide{width:min(100%,810px)}
.dialog>.section-header{margin:0 0 24px}
.dialog>.section-header h2{font:500 28px/1.25 var(--display);overflow-wrap:anywhere}
.dialog>form{display:grid;gap:16px;min-width:0}
.dialog>form>.page-actions{justify-content:flex-end;width:100%;margin-top:6px;padding-top:18px;border-top:1px solid var(--line)}
.dialog>p,.dialog>form>p{font-size:11px;line-height:1.9;overflow-wrap:anywhere}
.dialog>p+.btn{margin-top:15px}
.dialog>form>h3{font-size:13px}
.dialog>form>.success-box{display:block}
.dialog>form>.field>input[readonly]{background:#f7f9f2}
.submission-list{display:grid;gap:12px}
.submission-list:empty{display:none}
.submission-list>.card{padding:17px;border-radius:10px}
.submission-list h3{font-size:12px}
.submission-list h3 small{font-size:9px;font-weight:400}
.submission-list p{font-size:11px;line-height:1.9;margin-top:10px}
.submission-list .success-box{display:block}
.file-image{display:block;max-width:100%;max-height:75dvh;object-fit:contain;margin-inline:auto}
.file-video{display:block;width:100%;max-height:70dvh;aspect-ratio:16/9;background:#161b13;border-radius:9px}
.dialog audio{width:100%;max-width:100%}
.pdf-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.pdf-toolbar>output{min-width:45px;text-align:center;font-size:10px;color:#748064}
.pdf-viewer{min-width:0;max-height:68dvh;overflow:auto;padding:12px;border:1px solid var(--line);border-radius:9px;background:#edf0e6;scrollbar-width:thin}
.pdf-viewer>canvas{display:block;max-width:100%;height:auto;margin-inline:auto;box-shadow:0 3px 12px #20310d16}
.pdf-viewer+p{margin-top:14px!important;font-size:10px!important}
.toast.error{border-color:#edc4bb;color:var(--danger)}
:root{--muted:#687160;--faint:#767f6d}
.folder-card>span,.person-info>span,.assignment-info>span,.message>time,.security-note,.quality-note,.help-popover p,.upload-zone p,.auth-card>p{color:#68745d}
.help-popover p,.upload-zone p{font-size:11px}
.auth-card>p,.asset-row>div>.muted{color:#687160}
.chat-people>.person-row small{color:#687160}
.preview-banner{color:#7b431b}
@media(max-width:1180px){
 .dashboard-grid{grid-template-columns:minmax(0,1.4fr) minmax(250px,1fr)}
 .dashboard-grid>.stats-grid{gap:12px}
 .dashboard-grid .stat-card{padding:16px 13px;gap:0 7px}
 .dashboard-grid .stat-card>strong{font-size:25px}
 .hero-art>.navigation-mascot{width:100%}
 .people-list>.person-row{grid-template-columns:37px minmax(120px,1.2fr) minmax(110px,1fr) 15px;gap:12px}
 .auth-page>.auth-copy{padding-inline:35px}
 .auth-copy>.auth-brand{left:35px}
}
@media(max-width:1020px){
 .dashboard-grid{grid-template-columns:minmax(0,1fr)}
 .dashboard-grid>.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
 .dashboard-grid .stat-card{display:block;padding:17px 14px}
 .dashboard-grid .stat-card>strong{display:block;margin-top:10px}
 .dashboard-grid .stat-card>span{display:block;margin-top:4px;font-size:8px}
 .people-list>.person-row{grid-template-columns:36px minmax(100px,1.2fr) minmax(100px,1fr) 15px}
}
@media(max-width:780px){
 .topbar .menu-toggle{display:inline-grid;margin-left:-7px}
 body:has(.app-shell.is-menu-open){overflow:hidden}
 .sidebar{visibility:hidden}
 .app-shell.is-menu-open .sidebar,.sidebar.is-open,body.sidebar-open .sidebar{visibility:visible;transform:translateX(0)}
 .app-shell.is-menu-open>.mobile-overlay{position:fixed;display:block;z-index:45;inset:0;width:100%;height:100%;padding:0;border:0;background:#14200b70}
 .auth-page>.auth-copy{min-height:286px;padding:105px 30px 34px;justify-content:flex-start}
 .auth-copy>.auth-brand{top:26px;left:30px}
 .auth-copy>.auth-brand>span{font-size:19px}
 .auth-copy>.auth-brand>.icon{width:32px;height:35px;flex-basis:32px}
 .auth-copy>.eyebrow{margin-bottom:11px;font-size:8px}
 .auth-copy>h1{max-width:390px;font-size:33px}
 .auth-copy>p{max-width:320px;font-size:10px;margin-top:17px}
 .auth-art{width:92px;bottom:18px;right:15px;opacity:.85}
 .auth-card{padding-top:32px}
 .auth-card>.auth-form{margin-top:23px}
 .page>.card{padding:20px}
 .split-grid>.card{padding:20px}
 .preview-banner{flex-wrap:wrap;justify-content:flex-start;text-align:left}
 .preview-banner>span{display:block;font-size:10px}
 .preview-banner>span>.icon{display:inline-block;vertical-align:middle;margin-right:5px}
 .preview-banner>.btn{min-height:31px;padding:6px 10px;font-size:9px}
}
@media(max-width:580px){
 .topbar-title{max-width:175px;font-size:9px;line-height:1.6;letter-spacing:.25px}
 .topbar-actions>span:last-child:not(.badge){font-size:9px}
 .topbar-actions{flex:0 0 auto}
 .topbar .menu-toggle{margin-left:-7px;flex:0 0 31px;width:31px;min-width:31px;height:34px;min-height:34px}
 .page>.card,.split-grid>.card{padding:17px}
 .page>.card>.section-header h2,.split-grid>.card>.section-header h2{font-size:16px}
 .dashboard-grid>.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}
 .dashboard-grid .stat-card{display:grid;grid-template-columns:30px minmax(0,1fr);padding:16px;gap:0 11px}
 .dashboard-grid .stat-card>strong{margin-top:0;font-size:25px}
 .dashboard-grid .stat-card>span{font-size:9px;margin-top:10px}
 .hero-art>.navigation-mascot{width:108%;max-width:none;max-height:90%;margin-bottom:15px}
 .people-list>.person-row{grid-template-columns:36px minmax(0,1fr) 15px;gap:8px 11px;padding:16px 12px}
 .people-list>.person-row>.avatar{grid-column:1;grid-row:1;width:36px;height:36px}
 .people-list>.person-row>.person-info{grid-column:2;grid-row:1}
 .people-list>.person-row>.person-progress{grid-column:2;grid-row:2;padding:0;font-size:8px}
 .people-list>.person-row>.person-progress>.progress-track{max-width:none;margin-top:7px}
 .people-list>.person-row>.icon{grid-column:3;grid-row:1/3}
 .people-list>.person-row:has(>.badge){grid-template-columns:36px minmax(0,1fr)}
 .people-list>.person-row>.badge{grid-column:2;font-size:8px;justify-self:start}
 .assignment-card{display:grid;grid-template-columns:30px minmax(0,1fr);gap:8px 10px;padding:13px}
 .assignment-icon{grid-column:1;grid-row:1;width:30px;height:30px;flex-basis:30px}
 .assignment-info{grid-column:2;grid-row:1}
 .assignment-info>strong{font-size:10px}
 .assignment-info>span{font-size:8px}
 .assignment-card>.badge{grid-column:2;grid-row:2;justify-self:start;font-size:8px}
 .assignment-card>.btn{grid-column:2;grid-row:3;margin:0;justify-self:start;padding:6px 0;min-height:28px;font-size:9px}
 .assignment-list{gap:10px}
 .folder-card>span{font-size:9px}
 .card-cover>span{font-size:22px}
 .course-card .card-body>.section-header{margin-bottom:11px}
 .course-card .text-link{font-size:9px}
 .lesson-layout>.lyrics-panel{padding:20px}
 .lesson-layout>.lyrics-panel>h2{font-size:17px;margin-bottom:18px}
 .video-panel>.lesson-content{padding:19px 17px}
 .video-panel>.lesson-content>h2{font-size:17px}
 .video-panel>.lesson-content>.preserve-lines{font-size:11px}
 .quality-note{line-height:1.7;flex:1;min-width:170px}
 .asset-row{gap:9px;padding:11px}
 .asset-row>.icon{width:20px;height:20px;flex-basis:20px}
 .asset-row .asset-name{font-size:10px}
 .asset-row>div>.muted{font-size:8px}
 .asset-row>.btn:not(.btn-icon){padding:6px 8px;min-height:32px;font-size:9px}
 .asset-row>.btn-icon{width:30px;min-width:30px;height:30px;min-height:30px;flex-basis:30px}
 .chat-layout{min-height:580px}
 .chat-people{display:flex;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line);scrollbar-width:thin}
 .chat-people>.person-row{flex:0 0 170px;min-width:0;width:170px;padding:14px 12px;border-bottom:0;border-right:1px solid var(--line)}
 .chat-people>.person-row.is-active{padding:14px 12px 11px;border-left:0;border-bottom:3px solid #94a778}
 .chat-people>.empty-state{min-width:100%;min-height:120px;padding:20px}
 .chat-layout .message{max-width:94%}
 .message-body{padding:10px 12px;font-size:11px}
 .chat-composer-actions{gap:3px;flex-wrap:wrap}
 .chat-composer-actions>.btn-icon{width:32px;min-width:32px;height:32px;min-height:32px;flex-basis:32px}
 .chat-composer-actions>.btn-primary{font-size:9px;padding:8px 10px;min-height:35px}
 .attachment-note{font-size:8px;max-width:104px}
 .chat-composer>textarea{font-size:16px}
 .chat-composer>.emoji-picker{bottom:61px}
 .auth-page>.auth-copy{min-height:290px;padding:97px 24px 32px}
 .auth-copy>.auth-brand{top:24px;left:24px}
 .auth-copy>.eyebrow{font-size:7px;margin-bottom:10px}
 .auth-copy>h1{max-width:290px;font-size:30px}
 .auth-copy>p{max-width:260px;font-size:10px;margin-top:16px}
 .auth-art{width:70px;right:9px;bottom:14px;opacity:.7}
 .auth-card>p{font-size:10px}
 .dialog>.section-header{margin-bottom:20px}
 .dialog>.section-header h2{font-size:25px}
 .dialog>form>.page-actions{display:flex;flex-direction:row;gap:8px}
 .dialog>form>.page-actions>.btn{flex:1;min-width:0;font-size:10px;padding:9px 10px}
 .dialog>.section-header>.btn-icon{flex:0 0 32px;width:32px;min-width:32px;height:32px;min-height:32px}
 .pdf-toolbar{gap:6px}
 .pdf-toolbar>.btn{min-height:35px;padding:7px 9px;font-size:9px;gap:4px}
 .pdf-toolbar>.btn>.icon{width:14px;height:14px;flex-basis:14px}
 .pdf-toolbar>output{font-size:9px;min-width:31px}
 .pdf-viewer{max-height:60dvh;padding:10px}
 .help-fab{width:48px;height:48px;padding:6px}
 .help-fab>.navigation-mascot{width:35px;height:37px}
 .help-popover{bottom:77px}
}
/* Illustrated companions and final phone reading layout. */
.character-frame{display:inline-grid;place-items:center;width:100%;height:100%;max-width:250px;aspect-ratio:1;position:relative}
.character-frame>img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 10px 12px #151b1b20)}
.hero-art .character-frame{width:235px;height:250px;max-width:100%}
.character-frame.is-small{width:48px;height:48px}
.help-fab{width:68px;height:68px;padding:5px;overflow:visible}
.help-fab .character-frame{width:58px;height:58px}
.character-placeholder{padding:10px;color:var(--muted);font-size:12px;text-align:center}
.hero-card .character-placeholder{color:#e9e9dc}
.character-choice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:20px 0}
.character-option{position:relative;display:flex;flex-direction:column;align-items:center;padding:14px;border:1px solid var(--line-strong);border-radius:15px;background:#f8f8f4;cursor:pointer}
.character-option .character-frame{height:154px;width:100%;max-width:165px}
.character-option input{position:absolute;top:12px;left:12px;accent-color:var(--accent);width:18px;height:18px;z-index:1}
.character-option:has(input:checked){border:2px solid var(--accent);padding:13px;background:var(--accent-soft);box-shadow:0 0 0 3px #ff6a0010}
.character-option strong{font-size:13px;margin-top:8px}
.character-option:focus-within{outline:3px solid #ffb179;outline-offset:2px}
.brand>img{width:58px;height:60px;flex-shrink:0;object-fit:contain}
.auth-brand>img{width:80px;height:82px;object-fit:contain}
.lesson-pdf-section{margin-top:24px;border-top:1px solid var(--line);padding-top:20px;min-width:0}
.lesson-pdf-section>.btn{margin:10px 6px 6px 0;max-width:100%;overflow-wrap:anywhere;white-space:normal;text-align:left}
#inline-pdf-panel{margin-top:14px;max-width:100%;overflow:hidden}
#inline-pdf-panel canvas{width:100%;height:auto}
.inline-pdf-toolbar{display:flex;align-items:center;justify-content:space-between;gap:5px;flex-wrap:wrap;margin-bottom:10px}
@media(max-width:700px){
  .character-choice-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
  .character-option .character-frame{height:136px}
  .hero-art .character-frame{height:170px;width:170px}
  .help-fab{right:15px;bottom:18px;width:58px;height:58px}
  .help-fab .character-frame{width:48px;height:48px}
  .lesson-layout{display:flex;flex-direction:column;gap:0}
  .video-panel{display:contents}
  .video-panel>.video-frame{order:0;border-radius:15px 15px 0 0;overflow:hidden}
  .video-panel>.video-controls{order:1;flex-wrap:wrap;border:1px solid var(--line);border-radius:0 0 15px 15px;background:white;margin-bottom:16px}
  .video-controls .speed-control .btn{min-height:44px;min-width:44px;font-size:18px}
  .video-controls .quality-note{font-size:11px}
  .lyrics-panel{order:2;margin-bottom:16px}
  .video-panel>.lesson-content{order:3;margin-bottom:16px;padding:22px;background:white;border:1px solid var(--line);border-radius:15px}
  .lesson-content .preserve-lines,.lyrics-panel .lyrics-line{font-size:14px;line-height:1.85}
  .page-subtitle,.security-note{font-size:12px}
}
/* The requested black presentation theme. */
:root{--bg:#000;--surface:#090909;--ink:#fff;--muted:#b8b8b8;--faint:#969696;--line:#292929;--line-strong:#424242;--sidebar:#080808;--sidebar-text:#b8b8b8;--accent:#ff6a00;--accent-ink:#ff8b38;--accent-soft:#28180c;--success:#9ed9a4;--success-soft:#112015;--danger:#ff9b91;--danger-soft:#2c1513;color-scheme:dark}
body,.main-shell{background:#000;color:#fff}
.card,.stat-card,.folder-card,.course-card,.lyrics-panel,.video-controls,.dialog,.chat-main,.chat-people,.assignment-row,.person-row,.file-row,.asset-row,.auth-card,.topbar{background:#090909;color:#fff;border-color:#292929}
.input,input,textarea,select,.search-input{background:#111;color:#fff;border-color:#424242}
.btn-primary{background:#ff6a00;color:#080808}
.btn-secondary{background:#151515;color:#fff;border-color:#424242}
.btn-ghost{color:#ddd}
.character-option{background:#111;border-color:#424242}
.character-option:has(input:checked){background:#28180c;border-color:#ff6a00}
.message-body{color:#eee}
.hero-card{background:#111}
@media(max-width:700px){.video-panel>.lesson-content,.video-panel>.video-controls{background:#090909;color:#fff;border-color:#292929}}
.media-stamped{position:relative;isolation:isolate}.media-stamped>.video-watermark{pointer-events:none;top:15%;left:8%;color:#fff9;text-shadow:0 1px 4px #000c}.media-stamped>.file-image{margin-inline:auto}
/* Append LAST to public/styles.css. Black presentation theme; phone is primary. */
:root {
  --bg: #000;
  --surface: #080808;
  --ink: #fff;
  --muted: #b8b8b8;
  --faint: #b8b8b8;
  --line: #292929;
  --line-strong: #292929;
  --sidebar: #080808;
  --sidebar-text: #b8b8b8;
  --accent: #ff6a00;
  --accent-hover: #ff6a00;
  --accent-ink: #ff6a00;
  --accent-soft: #101010;
  --success: #fff;
  --success-soft: #101010;
  --danger: #ff6a00;
  --danger-soft: #101010;
  --body: Manrope, Arial, sans-serif;
  --display: Oswald, 'Arial Narrow', Arial, sans-serif;
  --shadow: none;
  color-scheme: dark;
}
html { background: #000; scrollbar-color: #292929 #080808; }
body, .app-shell, .main-shell, .page, .auth-page {
  background: #000;
  color: #fff;
}
body { font: 14px/1.7 var(--body); }
button, input, select, textarea { font-family: var(--body); }
h1, .page-title, .card-cover-title, .brand-name, .brand-wordmark,
.brand>span, .auth-copy>.auth-brand>span, .dialog>.section-header h2,
.dialog-header h2, .hero-card h1, .hero-card h2, .auth-copy>h1 {
  font-family: var(--display);
  color: #fff;
}
h2, h3, h4, strong { color: inherit; }
::selection { background: #ff6a00; color: #080808; }

/* Explicit surfaces also override the older light component declarations. */
.sidebar, .topbar, .card, .stat-card, .folder-card, .course-card,
.continue-card, .video-panel, .video-info, .lyrics-panel, .assignment-card,
.homework-form, .people-list, .student-summary, .data-table-wrap,
.chat-layout, .chat-main, .chat-header, .chat-composer,
.upload-item, .dialog, dialog.dialog, .auth-card, .toast,
.help-fab, .help-popover, .help-popover:after, .asset-row,
.submission-list>.card, .assignment-row, .file-row, .person-row {
  background: #080808;
  color: #fff;
  border-color: #292929;
  box-shadow: none;
}
.card-header, .card-footer, .divider, .topbar-divider,
.sidebar-profile, .schedule-item, .lesson-toolbar,
.lyrics-header, .chat-contacts-header, .dialog .form-actions,
.dialog>form>.page-actions, .lesson-pdf-section,
.video-panel>.lesson-content+.lesson-content, .hero-pill,
.chat-contact, .chat-people>.person-row {
  border-color: #292929;
}
.divider, .topbar-divider { background: #292929; }
.sidebar { scrollbar-color: #292929 #080808; }
.sidebar-promo, .hero-card, .goal-card, .auth-brand,
.auth-page>.auth-copy, .chat-contacts, .chat-people,
.people-header, .data-table th, .card-cover,
.card-cover.is-orange, .card-cover.is-green, .card-cover.is-dark,
.card-cover.is-purple, .card-cover.is-blue, .continue-cover,
.folder-icon, .stat-icon, .avatar, .avatar.is-green,
.avatar.is-purple, .avatar.is-blue, .character-option,
.calendar-day.has-event strong, .chat-date, .upload-zone,
.preview-banner, .empty-state {
  background: #101010;
  color: #fff;
  border-color: #292929;
  box-shadow: none;
}
.dashboard-grid .stat-card:nth-child(2) .stat-icon,
.dashboard-grid .stat-card:nth-child(3) .stat-icon,
.dashboard-grid .stat-card:nth-child(4) .stat-icon {
  background: #101010;
  color: #ff6a00;
}
.hero-card:before, .hero-card:after,
.auth-brand:after, .auth-page>.auth-copy:after {
  border-color: #292929;
  box-shadow: none;
}
.auth-copy>.auth-brand { background: transparent; }
.avatar, .avatar-stack .avatar { border-color: #292929; }
.folder-card>.icon, .folder-icon, .asset-row>.icon,
.upload-zone>.icon, .upload-icon, .upload-item>.icon,
.continue-cover, .goal-card>.icon, .help-fab .icon { color: #ff6a00; }
.video-frame, .file-video { background: #000; }
.play-button { background: #101010; border-color: #292929; color: #fff; }
.pdf-viewer { background: #101010; border-color: #292929; }
/* PDF canvas, lesson photos, videos and character artwork keep their real pixels. */
.pdf-viewer>canvas { box-shadow: none; }

/* Controls, native form elements and file selection remain dark at every specificity. */
.btn, .btn-secondary, .btn-dark, .btn-icon.is-bordered,
.tab.is-active, .tab[aria-selected=true],
.search-box .input, .search-field>.input,
.input, input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=range]),
select, textarea, .chat-message-form textarea, .chat-composer>textarea,
.dialog>form>.field>input[readonly] {
  background: #101010;
  color: #fff;
  border-color: #292929;
  box-shadow: none;
}
input::placeholder, textarea::placeholder { color: #b8b8b8; opacity: 1; }
input:disabled, select:disabled, textarea:disabled,
input[readonly] { color: #b8b8b8; -webkit-text-fill-color: #b8b8b8; opacity: 1; }
select option, select optgroup { background: #101010; color: #fff; }
input[type=file] { color: #b8b8b8; }
input[type=file]::file-selector-button {
  background: #101010;
  color: #fff;
  border-color: #292929;
  min-height: 44px;
  font: 700 12px var(--body);
}
input[type=checkbox], input[type=radio], input[type=range] { accent-color: #ff6a00; }
.btn-primary, .skip-link, .nav-count, .calendar-day.is-active strong {
  background: #ff6a00;
  color: #080808;
  border-color: #ff6a00;
}
.btn-primary svg, .btn-primary strong { color: #080808; }
.btn-ghost, .btn-icon { background: transparent; color: #b8b8b8; }
.btn-danger { background: #101010; border-color: #ff6a00; color: #ff6a00; }
.text-link, .text-accent, .auth-switch button, .lyrics-line.chords,
.chord-line, .nav-item.is-active .icon,
.nav-item[aria-current=page] .icon { color: #ff6a00; }
.nav-item.is-active, .nav-item[aria-current=page],
.chat-contact.is-active, .chat-people>.person-row.is-active,
.lesson-outline-item.is-active, .character-option:has(input:checked) {
  background: #101010;
  color: #fff;
  border-color: #ff6a00;
  box-shadow: none;
}
.tab, .nav-item, .lesson-outline-item { color: #b8b8b8; }
.badge, .role-badge, .badge-orange, .badge-green, .badge-dark,
.badge-muted, .badge.is-accent, .badge.is-success,
.sidebar .nav-item>.badge, .card-cover .badge, .tab-count,
.attachment-chip, .message-attachment, .achievement-badge {
  background: #101010;
  color: #fff;
  border-color: #292929;
}
.badge-orange, .badge.is-accent, .role-badge { color: #ff6a00; }
.progress-track, .goal-card .progress-track, .upload-progress,
progress.upload-progress { background: #292929; color: #ff6a00; }
.progress-fill, .progress-fill.is-green, .goal-card .progress-fill,
.upload-progress>span { background: #ff6a00; }
progress.upload-progress::-webkit-progress-bar { background: #292929; }
progress.upload-progress::-webkit-progress-value { background: #ff6a00; }
progress.upload-progress::-moz-progress-bar { background: #ff6a00; }
.activity-item .activity-dot, .status-dot { background: #ff6a00; }
.status-dot.is-offline { background: #b8b8b8; }
.notification-button:after { border-color: #080808; background: #ff6a00; }
.error-box, .success-box, .info-box, .auth-message,
.auth-message.is-success, .toast.is-error, .toast.error {
  background: #101010;
  color: #fff;
  border-color: #292929;
}
.error-box, .toast.is-error, .toast.error { border-color: #ff6a00; }
.error-box .icon, .success-box .icon, .info-box .icon,
.toast>.icon, .toast.is-error>.icon, .toast.error>.icon { color: #ff6a00; }
.upload-zone.is-dragover, .upload-zone.is-dragging {
  background: #101010;
  border-color: #ff6a00;
}
.loading-state:before { border-color: #292929; border-top-color: #ff6a00; }
.modal-backdrop, dialog.dialog::backdrop,
.app-shell.is-menu-open>.mobile-overlay,
.sidebar.is-open~.mobile-overlay, body.sidebar-open .mobile-overlay,
.mobile-overlay.is-visible { background: rgb(0 0 0 / 80%); }
button:focus-visible, a:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible, summary:focus-visible,
[tabindex]:focus-visible, .character-option:focus-within {
  outline-color: #ff6a00;
}

/* Messages, helper panels and less prominent copy were hardcoded in the light theme. */
.message-bubble, .message-body {
  background: #101010;
  color: #fff;
  border-color: #292929;
}
.message.is-own .message-bubble, .message.is-own .message-body {
  background: #101010;
  color: #fff;
  border-color: #ff6a00;
}
.emoji-picker { background: #101010; border-color: #292929; box-shadow: none; }
.emoji-picker button { background: transparent; color: #fff; }
.help-popover h3, .upload-zone strong, .sidebar-promo h3,
.video-empty, .hero-card .character-placeholder { color: #fff; }
.muted, .text-muted, .eyebrow, .field>label, .field>span, .field-label,
.field small, .field-hint, .check-row, .breadcrumbs, .breadcrumbs .icon,
.brand-subtitle, .sidebar-section-title, .nav-label, .sidebar-section-label,
.sidebar-profile small, .sidebar-promo .eyebrow, .sidebar-promo p,
.hero-card .eyebrow, .hero-card p, .hero-pill,
.auth-brand-main .eyebrow, .auth-brand p, .auth-brand-footer,
.auth-copy>.eyebrow, .auth-copy>p, .auth-card>p, .auth-note,
.dashboard-grid .stat-card>span, .stat-card p, .stat-card small,
.calendar-day, .calendar-day strong, .schedule-time, .goal-card p,
.goal-card .goal-progress, .person-progress, .person-info>span,
.person-identity small, .person-status, .folder-card>span,
.assignment-info>span, .message>time, .message-time,
.message.is-own .message-time, .message-author, .chat-contact time,
.chat-people>.person-row small, .chat-compose-actions,
.attachment-note, .quality-note, .security-note, .storage-note,
.lyrics-block-label, .video-placeholder p,
.video-panel>.lesson-content>.preserve-lines,
.lesson-layout>.lyrics-panel>.lyrics-line, .lesson-outline-item small,
.asset-row>div>.muted, .pdf-toolbar>output,
.help-popover p, .upload-zone p, .upload-zone>span {
  color: #b8b8b8;
}
.lesson-layout>.lyrics-panel>.lyrics-line,
.video-panel>.lesson-content>.preserve-lines { color: #fff; }

@media (hover:hover) and (pointer:fine) {
  .btn-secondary:hover, .btn-dark:hover, .btn-ghost:hover,
  .btn-icon:hover, .sidebar .btn-icon:hover, .tab:hover,
  .nav-item:hover, .nav-item.is-active:hover, .chat-contact:hover,
  .emoji-picker button:hover { background: #101010; color: #fff; border-color: #ff6a00; }
  .folder-card:hover, .course-card:hover { border-color: #ff6a00; box-shadow: none; }
  .btn-primary:hover { background: #ff6a00; color: #080808; border-color: #ff6a00; }
  .text-link:hover { color: #ff6a00; text-decoration: underline; }
}

/* Both teacher and student use the same full phone workflow. */
@media (max-width:780px) {
  html { scroll-padding-top: 80px; }
  body { font-size: 14px; }
  .main-shell { width: 100%; min-width: 0; }
  .topbar { min-height: 66px; height: auto; padding: 10px 12px; }
  .topbar-title { max-width: none; min-width: 0; font-size: 11px; line-height: 1.5; overflow-wrap: anywhere; }
  .topbar-actions { gap: 4px; }
  .topbar-actions>span:last-child:not(.badge) { font-size: 11px; }
  .page { padding: 22px 14px calc(94px + env(safe-area-inset-bottom)); }
  .page-title { font-size: 32px; }
  .page-header, .section-header { min-width: 0; flex-wrap: wrap; }
  .page-actions { gap: 8px; min-width: 0; width: 100%; }
  .page-actions>.btn { flex: 1 1 auto; white-space: normal; }
  .section-actions { flex-wrap: wrap; max-width: 100%; }
  .card-grid, .dashboard-grid, .dashboard-aside, .split-grid,
  .lesson-sidebar, .field-row, .form-grid {
    grid-template-columns: minmax(0,1fr);
  }
  .folder-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .stats-grid, .dashboard-grid>.stats-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .card, .course-card, .folder-card, .asset-row, .upload-item,
  .person-row, .chat-main, .dialog, .field, .search-box,
  .search-field, .library-toolbar { min-width: 0; max-width: 100%; }
  .folder-card { min-height: 130px; padding: 16px; }
  .card-body, .card-padded, .page>.card, .split-grid>.card { padding: 18px; }
  .hero-card { background: #101010; padding: 24px 20px; }
  .hero-card h1, .hero-card h2 { font-size: 32px; }
  .hero-copy { max-width: 78%; }
  .hero-card p { font-size: 14px; }
  .course-card h3, .folder-card strong, .folder-card h3,
  .person-identity strong, .person-info strong, .assignment-info>strong,
  .assignment-card h3, .asset-row .asset-name, .asset-name,
  .upload-item strong, .continue-copy h3 { font-size: 14px; line-height: 1.6; }
  .page-subtitle, .section-header p, .course-card p, .folder-card p,
  .assignment-card p, .submission-list p, .continue-copy p,
  .auth-copy>p, .auth-card>p, .auth-copy, .dialog>p,
  .dialog>form>p, .empty-state p, .video-info p,
  .page>.card>.muted, .split-grid>.card>.muted,
  .split-grid>.card>p, .message-bubble, .message-body,
  .video-panel>.lesson-content>.preserve-lines,
  .lesson-layout>.lyrics-panel>.lyrics-line, .lyrics-body,
  .lesson-content .preserve-lines, .lyrics-panel .lyrics-line {
    font-size: 14px;
    line-height: 1.8;
  }
  small, .small, .eyebrow, .badge, .role-badge, .tab-count,
  .field>label, .field>span, .field-label, .field small, .field-hint,
  .brand-subtitle, .sidebar-section-label, .sidebar-section-title,
  .nav-label, .sidebar-profile strong, .sidebar-profile small,
  .sidebar-promo .eyebrow, .sidebar-promo p, .hero-card .eyebrow,
  .hero-pill, .video-controls, .speed-control,
  .auth-copy>.eyebrow, .auth-card>.auth-form>p, .auth-note,
  .preview-banner, .preview-banner>span, .course-meta, .card-progress,
  .stat-card p, .stat-card small, .dashboard-grid .stat-card>span,
  .stat-card>span, .calendar-day, .calendar-day strong, .schedule-time,
  .schedule-item p, .activity-item strong, .activity-item p,
  .person-progress, .people-list>.person-row>.person-progress,
  .people-list>.person-row>.badge, .person-info>span,
  .person-identity small, .assignment-info>span,
  .assignment-card .assignment-meta, .assignment-meta,
  .asset-row>div>.muted, .asset-row small, .upload-meta,
  .upload-meta>span, .upload-zone p, .upload-zone>span,
  .storage-note, .attachment-chip, .attachment-note,
  .message>time, .message-author, .message-time, .chat-date,
  .chat-header p, .chat-people>.person-row small, .chat-contact p,
  .chat-contact time, .chat-compose-actions, .chat-compose-actions>span,
  .quality-note, .video-controls .quality-note, .security-note,
  .lyrics-block-label, .lesson-layout>.lyrics-panel>.eyebrow,
  .lesson-layout>.lyrics-panel figcaption, .pdf-toolbar>output,
  .help-popover p, .help-popover>.asset-list>.btn,
  .card-cover .badge, .submission-list h3 small {
    font-size: 11px;
    line-height: 1.7;
  }
  .btn, .btn-sm, .page-actions>.btn, .preview-banner>.btn,
  .hero-card .btn, .sidebar-promo .btn, .course-card .text-link,
  .continue-card .btn, .assignment-card>.btn, .asset-row>.btn,
  .upload-actions .btn, .pdf-toolbar>.btn, .dialog>form>.page-actions>.btn,
  .tab, .nav-item, .text-link, .section-header .text-link,
  .auth-switch button, .check-row, .breadcrumbs a {
    min-height: 44px;
    font-size: 12px;
  }
  .btn-icon, .topbar-actions .btn-icon, .topbar .menu-toggle,
  .video-controls .btn-icon, .chat-composer-actions>.btn-icon,
  .chat-message-form .btn-icon, .asset-row>.btn-icon,
  .dialog>.section-header>.btn-icon, .toast .btn-icon {
    width: 44px; min-width: 44px; height: 44px; min-height: 44px;
    flex-basis: 44px; padding: 10px;
  }
  .input, input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=range]),
  select, textarea, .search-box .input, .search-field>.input {
    min-height: 48px;
    font-size: 16px;
    line-height: 1.6;
    background: #101010;
    color: #fff;
    border-color: #292929;
  }
  textarea { min-height: 124px; padding: 12px; }
  input[type=file] { font-size: 12px; }
  .check-row { align-items: center; padding-block: 10px; }
  .search-box, .search-field { width: 100%; }
  .tabs { gap: 6px; flex-wrap: wrap; }
  .tab { padding-inline: 12px; }
  .data-table-wrap { overflow-x: auto; overscroll-behavior-x: contain; }
  .data-table { min-width: 540px; font-size: 14px; }
  .data-table th { font-size: 11px; background: #101010; color: #b8b8b8; }
  .data-table td { padding: 14px; border-color: #292929; }
  .assignment-card>.btn { padding: 10px 12px; }
  .asset-row, .upload-item { flex-wrap: wrap; }
  .asset-row>div, .upload-item>div { min-width: 150px; }
  .asset-row>.btn, .upload-actions { margin-left: auto; }
  .upload-actions { gap: 8px; flex-wrap: wrap; }
  .character-choice-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
  .character-option { min-width: 0; padding: 14px 10px; background: #101010; }
  .character-option:has(input:checked) { padding: 13px 9px; background: #101010; }
  .character-option .character-frame { height: 145px; max-width: 100%; }
  .character-option strong { font-size: 13px; }

  /* Retain the agreed lesson sequence: video, controls, theory, practice. */
  .lesson-layout { display: flex; flex-direction: column; gap: 0; }
  .video-panel { display: contents; }
  .video-panel>.video-frame { order: 0; border-radius: 15px 15px 0 0; }
  .video-panel>.video-controls {
    order: 1; flex-wrap: wrap; margin-bottom: 16px;
    background: #080808; color: #fff; border-color: #292929;
    border-radius: 0 0 15px 15px; padding: 12px;
  }
  .lyrics-panel { order: 2; width: 100%; margin-bottom: 16px; background: #080808; }
  .video-panel>.lesson-content {
    order: 3; margin-bottom: 16px; padding: 20px 16px;
    background: #080808; color: #fff; border: 1px solid #292929; border-radius: 15px;
  }
  .video-controls .speed-control { gap: 8px; }
  .video-controls .speed-control .btn { min-width: 44px; min-height: 44px; font-size: 18px; }
  .speed-control select { transform: none; margin: 0; width: auto; min-width: 82px; min-height: 44px; font-size: 16px; }
  .lyrics-body { columns: auto; max-height: none; overflow: visible; }

  /* Dialogs are bottom sheets, including file views and long teacher forms. */
  .modal-backdrop { padding: 0; align-items: flex-end; overflow: hidden; }
  .dialog, dialog.dialog, .dialog-wide, .dialog.is-wide {
    width: 100%; max-width: 100%; max-height: 90dvh; margin: auto 0 0;
    padding: 20px 16px calc(20px + env(safe-area-inset-bottom));
    border-radius: 18px 18px 0 0; overflow-y: auto; overscroll-behavior: contain;
    background: #080808; color: #fff; border-color: #292929;
    scroll-padding-bottom: calc(80px + env(safe-area-inset-bottom));
  }
  .dialog>.section-header { position: sticky; top: -20px; z-index: 2; margin: -1px 0 18px; padding: 8px 0; background: #080808; }
  .dialog>.section-header h2 { font-size: 27px; flex: 1; min-width: 0; }
  .dialog>form>.page-actions, .dialog .form-actions { gap: 8px; background: #080808; }
  .pdf-toolbar { flex-wrap: wrap; }
  .pdf-viewer { max-height: 58dvh; padding: 8px; background: #101010; }
  .file-image { max-height: 65dvh; }
  .file-video { max-height: 60dvh; }

  /* Keep the chat composer inside the visible phone viewport. */
  .main-shell:has(.chat-layout) { height: 100dvh; min-height: 0; display: flex; flex-direction: column; overflow: hidden; }
  .main-shell:has(.chat-layout)>.topbar,
  .main-shell:has(.chat-layout)>.preview-banner { flex: 0 0 auto; }
  .page:has(>.chat-layout) { flex: 1 1 auto; min-height: 0; display: flex; flex-direction: column; padding: 14px 10px 0; overflow: hidden; }
  .page:has(>.chat-layout)>.page-header { flex: 0 0 auto; margin-bottom: 12px; }
  .chat-layout { display: flex; flex-direction: column; flex: 1 1 auto; min-height: 0; max-height: none; }
  .chat-people, .chat-contacts { flex: 0 0 auto; max-height: 94px; min-height: 0; background: #101010; }
  .chat-people { display: flex; overflow-x: auto; overflow-y: hidden; border-right: 0; border-bottom: 1px solid #292929; }
  .chat-people>.person-row { flex: 0 0 180px; width: 180px; min-height: 78px; padding: 12px; background: #101010; }
  .chat-people>.person-row strong { font-size: 12px; }
  .chat-people>.person-row.is-active { padding: 12px 12px 9px; border-bottom-color: #ff6a00; }
  .chat-main { flex: 1 1 auto; min-height: 0; overflow: hidden; }
  .chat-header { flex: 0 0 auto; padding: 10px 12px; }
  .chat-header h3 { font-size: 14px; }
  .chat-thread { flex: 1 1 auto; min-height: 0; max-height: none; overflow-y: auto; overscroll-behavior: contain; padding: 14px 12px; }
  .chat-layout .message { max-width: 95%; }
  .chat-composer { flex: 0 0 auto; position: sticky; bottom: 0; z-index: 3; margin-top: 0; padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: #080808; }
  .chat-composer>textarea, .chat-message-form textarea { min-height: 72px; max-height: 22dvh; font-size: 16px; background: #101010; resize: vertical; }
  .chat-composer-actions { flex-wrap: wrap; gap: 5px; }
  .chat-composer-actions>.btn-primary { min-height: 44px; font-size: 12px; padding: 10px 12px; }
  .chat-message-form .btn-primary { min-width: 44px; width: 44px; min-height: 44px; flex-basis: 44px; }
  .attachment-note { max-width: 100%; flex: 1; }
  .emoji-picker { left: 10px; max-width: calc(100vw - 40px); grid-template-columns: repeat(5,44px); }
  .emoji-picker button { width: 44px; height: 44px; }
  .chat-composer>.emoji-picker { bottom: calc(100% - 8px); }
  .help-fab { right: 14px; bottom: calc(16px + env(safe-area-inset-bottom)); background: #080808; border-color: #292929; }
  .main-shell:has(.chat-layout)~.help-fab, body:has(.chat-layout) .help-fab { bottom: calc(210px + env(safe-area-inset-bottom)); }
  .help-popover { max-height: 65dvh; overflow-y: auto; bottom: calc(84px + env(safe-area-inset-bottom)); background: #080808; }
  .toast-stack { bottom: calc(86px + env(safe-area-inset-bottom)); }
  .auth-page>.auth-copy { background: #080808; }
  .auth-card { width: calc(100% - 32px); padding-bottom: calc(40px + env(safe-area-inset-bottom)); }
}

@media (max-width:420px) {
  .folder-grid, .card-grid { grid-template-columns: minmax(0,1fr); }
  .folder-card { min-height: 110px; }
  .folder-card>.icon, .folder-icon { margin-bottom: 12px; }
  .hero-art { opacity: .7; width: 31%; right: -5px; }
  .hero-copy { max-width: 82%; }
  .hero-card h1, .hero-card h2 { font-size: 30px; }
  .hero-card p { max-width: 235px; }
  .topbar-title { font-size: 11px; }
  .character-option .character-frame { height: 126px; }
}
.lesson-image,.file-image,.pdf-viewer canvas,.inline-pdf-viewer canvas{-webkit-touch-callout:none}
.password-field>.password-control{position:relative;display:block;width:100%}
.password-field>label{color:#c3c3c3}
.password-control>.input{width:100%;padding-right:58px}
.password-control>.password-toggle{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:44px;height:44px;min-width:44px;min-height:44px;display:grid;place-items:center;padding:0;border:0;border-radius:9px;background:transparent;color:#aaa;cursor:pointer;touch-action:manipulation}
.password-toggle>.icon{width:21px;height:21px}
.password-control>.password-toggle:hover{background:#202020;color:#fff}
.password-control>.password-toggle:focus-visible{outline:2px solid #ff6a00;outline-offset:-2px;color:#fff}
.password-field>.password-rules{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:3px;font-size:11px;line-height:1.5;font-weight:400;color:#9e9e9e;letter-spacing:0}
.password-rules>span{display:inline-flex;align-items:center;gap:5px}
.password-rules .icon{width:13px;height:13px;opacity:.35}
.password-rules>.is-met{color:#9cdda4}
.password-rules>.is-met .icon{opacity:1}
.mobile-brand{display:none}.desktop-tagline{display:inline}
@media(max-width:700px){.topbar-title{min-width:0;flex:1}.desktop-tagline{display:none}.mobile-brand{display:flex;align-items:center;gap:7px;font:500 17px/1.1 Oswald,Arial,sans-serif;text-transform:uppercase;letter-spacing:.3px;color:#fff}.mobile-brand img{width:36px;height:38px;object-fit:contain;flex-shrink:0}.topbar-actions{flex-shrink:0}.topbar-actions>span:last-child{font-size:10px}}
@media(max-width:700px){.auth-copy>.auth-brand>img{width:62px;height:64px}.hero-art{opacity:1}}