.signed-out>.side-workbench,.signed-out>.appbar,.signed-out>.app-shell{display:none}.account-summary{font-weight:600;overflow-wrap:anywhere}@media(max-width:760px){#logoutButton{display:inline-flex}.account-summary{font-size:14px}}
:root{font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:#0b0e14;background:#e9eef4;font-synthesis:none;--ink:#0b0e14;--muted:#556174;--line:#ccd5df;--glass:rgba(255,255,255,.76)}

*{box-sizing:border-box}
body{margin:0;background:radial-gradient(ellipse at 24% 0,#fbfdff 0,transparent 60%),linear-gradient(120deg,#e7edf4,#eff3f8 72%,#e7edf4);min-width:320px;font-size:16px;line-height:1.6}
button,input,select,textarea{font:inherit}
button{cursor:pointer;color:inherit;min-height:44px;min-width:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid #c7d0dc;border-radius:12px;padding:9px 16px;background:linear-gradient(145deg,#fff,#f6f8fb);box-shadow:0 1px 1px #fff inset;font-size:14px;font-weight:600;transition:background .16s,transform .16s}
button:hover{background:#eaf0f6}
button:active{transform:translateY(1px)}
button:disabled{cursor:not-allowed;background:#dce2e9;color:#4d5a6b;box-shadow:none;border-color:#d1d9e3}
.primary{color:#fff;background:linear-gradient(145deg,#151a20,#292e35);border-color:#171c22;box-shadow:0 1px 1px #ffffff25 inset}
.primary:hover{background:#343b44}
.quiet{border:0;box-shadow:none;background:transparent;color:var(--muted)}
.quiet:hover{background:#e5ebf2}
.danger{color:#b42636;background:#fff4f5;border-color:#ebc0c5}
.icon{width:20px;height:20px;flex-shrink:0}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #567dba;outline-offset:3px}
a{color:inherit}
h1,h2,h3,p{margin:0}
h1{font-size:34px;line-height:1.3;letter-spacing:-1px;font-weight:800}
h2{font-size:21px;line-height:1.4;letter-spacing:-.4px}
h3{font-size:16px}
small,.meta{font-size:13px}
.muted{color:var(--muted)}
[hidden]{display:none!important}
.dot{height:8px;width:8px;border-radius:50%;display:inline-block;background:#20874a;flex:none}
.offline-dot{background:#8c96a3}
.status{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:#206d3c}
.badge{font-size:12px;color:#275e3b;background:#e8f4ec;border:1px solid #cfe5d7;padding:3px 8px;border-radius:7px;white-space:nowrap}
.badge.offline{color:#755022;background:#fff5e6;border-color:#eed9b6}
.badge.neutral{color:#47566a;background:#edf1f6;border-color:#dce3eb}
.appbar{height:80px;border-bottom:1px solid #d9e0e9;background:#ffffff96;display:flex;align-items:center;padding:0 max(28px,calc((100vw - 1280px)/2));gap:32px;backdrop-filter:blur(16px)}
.brand{display:flex;align-items:center;gap:12px;white-space:nowrap}
.brand img{width:42px;height:42px;border-radius:11px;box-shadow:0 4px 10px #26324125}
.brand strong{font-size:20px;font-weight:800;letter-spacing:-.5px}
.brand span{font-size:13px;color:var(--muted);margin-left:8px}
.nav{display:flex;gap:5px;align-items:center}
.nav button{border:0;box-shadow:none;background:transparent;min-width:100px;color:#556174}
.nav .active{background:#fff;box-shadow:0 2px 10px #34445b09;color:#10151b}
.account{margin-left:auto;display:flex;align-items:center;gap:10px;white-space:nowrap}
.expiry{font-size:13px;color:#506070}
.account .renew{min-height:40px;padding:6px 12px}
.avatar{width:36px;height:36px;border-radius:50%;background:#e3e9f0;display:grid;place-items:center;color:#4e5a6b;font-size:14px;font-weight:700}
.profile-label{display:none}
.app-shell{max-width:1280px;margin:auto;padding:28px 0 24px;display:flex;gap:24px;align-items:stretch}
.workspace{min-width:0;width:100%}
.intro{position:relative;min-height:142px;display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;padding:0 10px}
.intro p{font-size:16px;color:var(--muted);margin-top:10px}
.sculpture{position:relative;overflow:hidden;width:280px;height:150px;pointer-events:none;flex:none}
.art{position:absolute;top:-12px;left:-8px;width:420px;height:330px;background-image:url('assets/hero-megaphone.png');background-position:-540px -142px;background-size:1536px 1024px;background-repeat:no-repeat;transform:scale(.72);transform-origin:0 0;clip-path:polygon(12% 0,74% 0,74% 100%,0 100%,0 65%,12% 40%);mask-image:linear-gradient(to right,transparent 0,#000 13%,#000 63%,transparent 74%),linear-gradient(to bottom,transparent 0,#000 10%,#000 94%,transparent 100%);mask-composite:intersect}
.main-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(340px,.9fr);gap:22px;align-items:start}
.glass{background:var(--glass);border:1px solid #fffffff2;border-radius:24px;box-shadow:0 14px 35px #52627c09,0 1px 2px #fff inset;backdrop-filter:blur(18px)}
.composer{padding:27px 29px}
.pane-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:23px}
.pane-head button{padding:6px 10px;font-weight:500}
.field-label{display:flex;align-items:center;gap:9px;margin-bottom:9px;font-size:14px;font-weight:600}
.field-label .manage{margin-left:auto;padding:0 3px;font-size:14px}
.select-wrap{position:relative}
select{width:100%;height:49px;border:1px solid #bdc9d8;border-radius:11px;appearance:none;background:#fcfdff;padding:0 45px 0 15px;color:#17202c;font-size:16px}
.select-wrap .icon{position:absolute;right:16px;top:14px;pointer-events:none;color:#536176}
.target-summary{display:none;font-weight:700;font-size:20px}
.target-field{margin-bottom:24px}
.notice-label{font-weight:600;font-size:14px;display:block;margin-bottom:10px}
.writing{border:1px solid #bdc9d8;background:#fff;border-radius:13px;overflow:hidden;box-shadow:0 2px 7px #556b8510 inset}
.writing:focus-within{border-color:#758eac;box-shadow:0 0 0 3px #6b8ab112}
textarea{display:block;width:100%;height:176px;border:0;resize:vertical;min-height:140px;background:transparent;padding:18px;font-size:17px;line-height:1.85;color:#161e29;outline:none!important}
textarea::placeholder{color:#647184}
.writing-footer{display:flex;justify-content:space-between;align-items:center;padding:0 17px 12px;font-size:13px;color:#526176}
.writing-footer .icon{width:16px;height:16px;margin-right:4px}
.write-note{display:flex;align-items:center}
.settings-summary{display:flex;flex-wrap:wrap;gap:17px;align-items:center;padding:17px 0;color:#4f5d70;font-size:13px}
.settings-summary span{display:inline-flex;align-items:center;gap:6px}
.settings-summary .icon{width:17px;height:17px}
.send-row{display:grid;grid-template-columns:1fr auto;gap:12px;margin-top:3px}
.send-row button{height:53px;font-size:16px}
.send-row .primary{font-weight:700}
.send-help{font-size:13px;margin-top:13px;color:#57667a}
.offline-warning{font-size:14px;color:#865012;background:#fff5e6;padding:10px 12px;border:1px solid #edd7b3;border-radius:9px;margin-bottom:14px}
.history{padding:27px 24px 21px}
.history .pane-head{margin-bottom:10px}
.history .pane-head button{font-size:13px}
.history-item{padding:18px 0;border-bottom:1px solid #d9e1eb}
.history-item:last-child{border-bottom:0}
.history-top{display:flex;align-items:center;justify-content:space-between;gap:8px;color:#526176;font-size:13px}
.history-top time{font-size:12px}
.history-text{border:0;border-radius:6px;box-shadow:none;background:transparent;padding:10px 0 3px;font-size:16px;line-height:1.7;text-align:left;justify-content:flex-start;min-height:44px;font-weight:500;width:100%;white-space:normal}
.history-text:hover{background:transparent;color:#30547b}
.history-foot{display:flex;justify-content:space-between;align-items:center;gap:8px}
.record-state{display:flex;align-items:center;gap:7px;font-size:12px;color:#23703f}
.record-state.failed{color:#865012}
.record-state .icon{width:15px;height:15px}
.record-actions{display:flex;gap:2px}
.record-actions button{font-size:13px;padding:6px 8px;border:0;background:transparent;box-shadow:none;color:#536176}
.record-actions .icon{width:15px;height:15px}
.record-actions button:hover{background:#e7edf4}
.history-note{font-size:12px;color:#536176;margin-top:15px;display:flex;justify-content:space-between;align-items:center}
.history-note button{font-size:13px;padding:0 3px}
.empty{padding:40px 10px;text-align:center;color:#556174}
.page-foot{font-size:12px;color:#556174;padding:23px 10px 2px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.class-rail{display:none}
.quick-classes{display:none}
.demo-tag{display:flex;align-items:center;gap:7px}
.demo-tag i{width:6px;height:6px;display:inline-block;border-radius:50%;background:#63768e}
.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:50;max-width:calc(100vw - 32px);background:#171e28;color:#fff;border:1px solid #344151;border-radius:12px;padding:14px 19px;box-shadow:0 8px 32px #17213126;font-size:14px}
.toast[hidden]{display:none}
dialog{border:1px solid #fff;border-radius:24px;background:#f6f9fd;color:#111821;box-shadow:0 22px 80px #1e30474a;padding:0;width:min(580px,calc(100vw - 28px));max-height:calc(100vh - 42px)}
dialog::backdrop{background:#24354c60;backdrop-filter:blur(5px)}
.dialog-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #dbe3ed;padding:18px 23px}
.dialog-head h2{font-size:21px}
.dialog-close{background:transparent;box-shadow:none;border:0;padding:0}
.dialog-body{padding:23px;overflow:auto}
.dialog-body p{font-size:15px;color:#536176;margin-bottom:16px}
.dialog-body label{display:block;font-size:14px;font-weight:600;margin-bottom:7px}
.dialog-body input:not([type=checkbox]):not([type=radio]),.dialog-body select{width:100%;padding:10px 13px;border:1px solid #b9c7d9;border-radius:10px;background:white;color:#172130;height:46px;font-size:16px}
.form-group{margin-bottom:18px}
.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}
.check-line{min-height:44px;display:flex;align-items:center;gap:9px}
.check-line input{accent-color:#202831;width:18px;height:18px}
.check-line label{margin:0}
.demo-card{border:1px solid #d7e0eb;background:#fff;border-radius:14px;padding:17px;margin-bottom:12px}
.demo-card .row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.demo-card p{margin:7px 0 10px;font-size:14px}
.inline-actions{display:flex;gap:8px;flex-wrap:wrap}
.inline-actions button{font-size:13px}
.days{display:flex;gap:6px;flex-wrap:wrap}
.days label{border:1px solid #ccd7e4;border-radius:9px;padding:9px;display:flex;align-items:center;gap:5px;min-height:44px}
.days input{accent-color:#202831}
.package-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.package{display:block;border:1px solid #bdc9d8;background:white;border-radius:14px;padding:16px;cursor:pointer}
.package strong{display:block;font-size:23px;margin:7px 0}
.package:has(input:checked){border-color:#202831;box-shadow:0 0 0 1px #202831}
.package input{accent-color:#202831}
.package span{font-size:14px}
.dialog-hint{font-size:13px!important;color:#536176!important;margin-top:16px}
.minor-link{font-size:14px;text-decoration:underline;text-underline-offset:4px}
.rail-classes{display:flex;flex-direction:column;gap:10px}
.rail-class{display:flex;align-items:flex-start;text-align:left;justify-content:flex-start;flex-direction:column;gap:7px;padding:17px 15px;border:1px solid transparent;border-radius:16px;background:transparent;box-shadow:none}
.rail-class[aria-pressed=true]{background:#fff;border-color:#e5ebf2;box-shadow:0 6px 20px #586b8409}
.rail-class strong{font-size:16px}
.rail-class .meta{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;font-size:12px;color:#536176}
.rail-class .status{font-size:12px}
.rail-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;font-size:14px;font-weight:600;color:#536176}
.rail-title button{padding:0}
.rail-bottom{margin-top:auto;padding-top:30px}
.rail-bottom p{font-size:14px;color:#536176}
.rail-bottom button{margin-top:12px;width:100%;font-size:14px}
.class-chip{display:flex;align-items:center;gap:10px;padding:13px 18px;border-radius:14px;background:#ffffff88;color:#536176;border-color:#d5deea;font-size:15px;box-shadow:none}
.class-chip[aria-pressed=true]{background:#fff;border-color:#aebdce;box-shadow:0 5px 16px #50627a0d;color:#111821}
.class-chip .dot{width:7px;height:7px}

/* A: simultaneous writing and reviewing, same brand as the classroom. */
.variant-1 .intro .sculpture{margin-right:30px}
.variant-1 .history{background:#ffffff9e}
.variant-1 .composer{box-shadow:0 15px 40px #52627c0a}

/* B: class-first workspace; persistent destination at left, records at right. */
.variant-3 .appbar{padding-left:32px;padding-right:32px}
.variant-3 .app-shell{max-width:1376px;padding:26px 0;gap:24px}
.variant-3 .class-rail{display:flex;flex-direction:column;width:216px;flex:none;border-right:1px solid #d3dde9;padding:7px 19px 0 0}
.variant-3 .intro{min-height:105px;margin-bottom:14px;padding-left:5px}
.variant-3 .intro h1{font-size:29px}
.variant-3 .intro p{font-size:14px}
.variant-3 .sculpture{width:220px;height:108px}
.variant-3 .art{transform:scale(.59);top:-16px}
.variant-3 .main-grid{grid-template-columns:minmax(0,1fr) 310px;gap:18px}
.variant-3 .composer{padding:26px}
.variant-3 .history{padding:25px 20px;background:#ffffff9c}
.variant-3 .target-summary{display:block}
.variant-3 .select-wrap{display:none}
.variant-3 .target-field{padding:0 0 19px;border-bottom:1px solid #d8e1eb;margin-bottom:21px}
.variant-3 textarea{height:188px}
.variant-3 .history-text{font-size:15px}
.variant-3 .record-actions button{padding:6px}
.variant-3 .history-foot{align-items:flex-start;flex-direction:column;gap:0}
.variant-3 .history-item{padding:17px 0}
.variant-3 .settings-summary{gap:13px}
.variant-3 .page-foot{font-size:12px}

/* C: one calm, mobile-first writing lane; history follows rather than competing. */
.variant-2 .appbar{padding:0 max(28px,calc((100vw - 1180px)/2));gap:28px}
.variant-2 .app-shell{max-width:780px;padding-top:30px}
.variant-2 .intro{min-height:130px;text-align:center;justify-content:center;padding:10px 0 24px;margin-bottom:4px}
.variant-2 .intro h1{font-size:38px}
.variant-2 .intro .sculpture{position:absolute;width:160px;height:128px;right:-167px;top:0}
.variant-2 .intro .art{transform:scale(.5);left:0;top:0}
.variant-2 .quick-classes{display:flex;justify-content:center;gap:12px;margin-bottom:19px}
.variant-2 .main-grid{display:flex;flex-direction:column;gap:22px}
.variant-2 .composer,.variant-2 .history{width:100%}
.variant-2 .composer{padding:30px 36px;border-radius:30px}
.variant-2 .composer>.pane-head{margin-bottom:19px}
.variant-2 .target-field{display:none}
.variant-2 textarea{height:190px;font-size:19px}
.variant-2 .writing{background:#ffffffdf}
.variant-2 .settings-summary{justify-content:center;padding:19px 0}
.variant-2 .send-row{grid-template-columns:1fr 156px}
.variant-2 .send-help{text-align:center}
.variant-2 .history{background:transparent;border:0;box-shadow:none;padding:12px 5px}
.variant-2 .history-item{display:grid;grid-template-columns:160px 1fr;gap:3px 16px;padding:15px 0}
.variant-2 .history-top{grid-column:1;grid-row:1/3;flex-direction:column;align-items:flex-start;justify-content:center;gap:5px}
.variant-2 .history-text{grid-column:2;padding:0}
.variant-2 .history-foot{grid-column:2}
.variant-2 .page-foot{padding-left:5px;padding-right:5px}

/* Backup skeletons intentionally differ; all inherit the shared materials. */
.variant-4 .app-shell{max-width:1050px}
.variant-4 .intro{min-height:88px}
.variant-4 .main-grid{display:flex;flex-direction:column}
.variant-4 .composer,.variant-4 .history{width:100%}
.variant-4 textarea{height:220px}
.variant-4 .history-item{display:grid;grid-template-columns:180px 1fr 230px;align-items:center}
.variant-4 .history-top{flex-direction:column;align-items:flex-start}
.variant-4 .sculpture{height:100px}
.variant-4 .art{transform:scale(.56)}

.variant-5 .intro{min-height:152px}
.variant-5 .main-grid{grid-template-columns:1.3fr 1fr;align-items:start;gap:30px}
.variant-5 .composer{border-radius:32px}
.variant-5 .history{margin-top:82px;border-radius:32px}
.variant-5 .intro .sculpture{margin-right:160px;transform:scale(1.2)}
.variant-5 .composer>.pane-head{border-bottom:1px solid #d6e0ec;padding-bottom:15px}

.variant-6 .intro{min-height:98px}
.variant-6 .main-grid{grid-template-columns:440px minmax(0,1fr)}
.variant-6 .history-item{display:grid;grid-template-columns:150px 1fr;gap:4px 15px}
.variant-6 .history-top{grid-row:1/3;flex-direction:column;align-items:flex-start;justify-content:center}
.variant-6 .history-text,.variant-6 .history-foot{grid-column:2}
.variant-6 .sculpture{height:90px}
.variant-6 .art{transform:scale(.5)}

@media(max-width:1400px){.app-shell{padding-left:28px;padding-right:28px}
.variant-3 .app-shell{padding-left:28px;padding-right:28px}
.appbar{gap:20px}
.brand strong{font-size:18px}
.brand span{margin-left:5px}
.nav button{min-width:auto;padding-left:13px;padding-right:13px}
.variant-3 .main-grid{grid-template-columns:minmax(0,1fr) 290px}
.variant-3 .class-rail{width:200px;padding-right:15px}
.variant-3 .send-row{grid-template-columns:1fr}
.variant-3 .send-row button{height:47px}
.variant-3 textarea{height:160px}
}

@media(max-width:1120px){.brand span{display:none}
.expiry{display:none}
.appbar{gap:20px;padding-left:24px!important;padding-right:24px!important}
.nav button{padding-left:10px;padding-right:10px;min-width:80px}
.variant-3 .class-rail{width:190px}
.variant-3 .main-grid{grid-template-columns:1fr}
.variant-3 .history-foot{flex-direction:row;align-items:center}
.variant-3 .send-row{grid-template-columns:1fr auto}
.variant-3 .history{margin-top:0}
.variant-2 .intro .sculpture{position:relative;right:auto;top:auto;width:150px}
.variant-2 .intro{justify-content:space-between;text-align:left}
.variant-6 .main-grid{grid-template-columns:1fr 1fr}
}

@media(max-width:760px){body{font-size:16px}
.appbar{height:auto;min-height:72px;flex-wrap:wrap;gap:12px;padding:17px 18px 10px!important}
.brand{gap:9px}
.brand img{width:37px;height:37px}
.brand strong{font-size:17px}
.brand span{display:inline;font-size:12px;margin-left:4px}
.account{gap:4px}
.account .renew{min-width:44px;padding:8px}
.account .renew .icon{display:none}
.avatar,.profile-button{display:none}
.nav{order:3;width:100%;justify-content:space-between;padding-top:4px}
.nav button{min-width:0;flex:1;font-size:14px;padding:8px}
.nav .icon{width:18px}
.app-shell,.variant-3 .app-shell,.variant-2 .app-shell{padding:20px 16px;display:block}
.intro,.variant-3 .intro{padding:0 2px;min-height:101px;margin-bottom:16px}
.intro h1,.variant-3 .intro h1,.variant-2 .intro h1{font-size:28px;letter-spacing:-.5px}
.intro p,.variant-3 .intro p{font-size:14px;max-width:200px;line-height:1.8}
.intro .sculpture,.variant-3 .sculpture,.variant-2 .intro .sculpture{width:112px;height:102px;margin:0;position:relative;right:auto;top:auto;flex:none}
.intro .art,.variant-3 .art,.variant-2 .intro .art{transform:scale(.42);top:-2px;left:-5px}
.main-grid,.variant-3 .main-grid,.variant-4 .main-grid,.variant-5 .main-grid,.variant-6 .main-grid{display:flex;flex-direction:column;gap:18px}
.composer,.variant-3 .composer,.variant-2 .composer{padding:21px 18px;border-radius:21px;width:100%}
.pane-head{margin-bottom:20px;gap:8px}
h2,.history h2{font-size:20px}
.pane-head button{font-size:13px;padding:6px}
.pane-head .icon{width:18px}
.field-label{font-size:14px}
.field-label .manage{font-size:13px}
.target-field{margin-bottom:20px}
textarea,.variant-2 textarea,.variant-3 textarea{height:188px;font-size:17px;padding:14px}
.writing-footer{padding:0 13px 11px;font-size:12px}
.write-note{font-size:12px}
.settings-summary,.variant-3 .settings-summary{gap:13px;padding:16px 0;font-size:12px}
.settings-summary .icon{width:16px;height:16px}
.send-row,.variant-2 .send-row,.variant-3 .send-row{grid-template-columns:1fr auto;gap:10px}
.send-row button,.variant-3 .send-row button{height:51px;padding:10px 13px;font-size:15px}
.send-help{font-size:12px}
.history,.variant-3 .history,.variant-2 .history{padding:21px 18px;border-radius:21px;width:100%;margin:0}
.history-item,.variant-2 .history-item,.variant-4 .history-item,.variant-6 .history-item{display:block;padding:17px 0}
.history-top,.variant-2 .history-top,.variant-4 .history-top,.variant-6 .history-top{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:8px}
.history-foot,.variant-3 .history-foot{flex-direction:row;align-items:center}
.history-text,.variant-2 .history-text{padding:9px 0 4px;font-size:16px}
.record-actions button{padding:6px 7px}
.page-foot{padding:18px 2px 0;display:block;font-size:12px}
.page-foot>span+span{display:block;margin-top:5px}
.variant-3 .class-rail{display:flex;width:100%;border:0;padding:0 0 16px}
.variant-3 .rail-title{margin:0 0 7px}
.variant-3 .rail-classes{flex-direction:row;gap:8px}
.variant-3 .rail-class{width:50%;padding:12px 10px;border:1px solid #d5dfea;border-radius:14px}
.variant-3 .rail-class strong{font-size:14px}
.variant-3 .rail-class .meta{font-size:12px;gap:6px;flex-wrap:wrap}
.variant-3 .rail-bottom{display:none}
.variant-3 .select-wrap{display:none}
.variant-3 .intro{min-height:88px}
.variant-3 .target-field{padding-bottom:15px}
.variant-2 .intro{padding:0 2px 13px;margin-bottom:0}
.variant-2 .quick-classes{gap:8px;margin-bottom:16px;justify-content:stretch}
.variant-2 .class-chip{width:50%;font-size:13px;padding:11px 8px;gap:6px;white-space:normal;text-align:left}
.variant-2 .history{background:#ffffff76;border:1px solid white}
.variant-2 .settings-summary{justify-content:flex-start}
.variant-5 .intro .sculpture{transform:none;margin:0}
.variant-6 .main-grid{grid-template-columns:1fr}
.dialog-body{padding:19px}
.dialog-head{padding:16px 19px}
.dialog-body input,.dialog-body select{font-size:16px}
.dialog-body p{font-size:16px}
.package-grid{gap:9px}
.package{padding:13px}
.toast{bottom:14px;width:calc(100vw - 28px);font-size:14px}
.badge{font-size:12px}
}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}
}


.account .renew{min-height:44px}
.check-line label{display:flex;align-items:center;min-height:44px}

.sculpture{width:240px;height:172px}
.art{transform:scale(.52);top:0;left:10px}
.variant-3 .sculpture{width:190px;height:120px}
.variant-3 .art{transform:scale(.36);top:0;left:20px}
.variant-2 .intro .art{transform:scale(.38);top:0;left:8px}

.variant-3 .rail-class .meta{font-size:12px}

.chip-state{font-size:12px;white-space:nowrap;color:#206d3c}
.class-chip[data-class="1"] .chip-state,.rail-class[data-class="1"] .status{color:#596579}

@media(max-width:760px){.intro{min-height:90px}
.composer>.pane-head{margin-bottom:12px}
.target-field{margin-bottom:16px}
textarea,.variant-2 textarea,.variant-3 textarea{height:148px;min-height:140px}
.variant-3 .intro{min-height:58px;margin-bottom:10px}
.variant-3 .intro p{display:none}
.variant-3 .intro .sculpture{height:58px}
.variant-3 .rail-title{display:none}
}

@media(max-width:760px){.variant-2 .appbar{gap:12px}
.intro .sculpture,.variant-3 .sculpture,.variant-2 .intro .sculpture{width:112px;height:102px}
.intro .art,.variant-3 .art,.variant-2 .intro .art{transform:scale(.29);top:0;left:8px}
.variant-3 .intro .sculpture{height:58px}
.variant-3 .intro .art{transform:scale(.17);left:26px}
.variant-3 .rail-class{flex-direction:row;align-items:center;gap:5px;padding:10px 8px;min-height:45px}
.variant-3 .rail-class strong{font-size:13px;white-space:nowrap}
.variant-3 .rail-class .meta{width:auto;font-size:0;flex-wrap:nowrap;gap:0}
.variant-3 .rail-class .status{font-size:12px;gap:4px}
.variant-3 .rail-class .dot{width:6px;height:6px}
.send-row .icon{width:18px;height:18px}
}

@media(max-width:760px){.variant-3 .rail-class .meta{font-size:12px}
.variant-3 .role-label{display:none}
}


.module-card .row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}

.side-workbench{position:fixed;inset:0 auto 0 0;width:232px;padding:30px 18px;background:linear-gradient(160deg,#f9fbfded,#e5ebf3e8);border-right:1px solid #d2dbe6;z-index:20;display:flex;flex-direction:column;gap:32px;backdrop-filter:blur(20px)}

.side-workbench .brand{gap:10px;padding:0 4px}
.side-workbench .brand img{width:38px;height:38px}
.side-workbench .brand strong{font-size:18px}
.side-workbench .brand span{display:block;margin:1px 0 0;font-size:12px}

.side-workbench nav{display:grid;gap:10px}
.side-workbench nav a{display:flex;align-items:center;gap:13px;min-height:52px;padding:13px 18px;border-radius:14px;text-decoration:none;font-weight:600;color:#556174;border:1px solid transparent;font-size:16px}
.side-workbench nav a:hover{background:#ffffffa6}
.side-workbench nav a[aria-current=page]{background:linear-gradient(145deg,#171c22,#2b3139);color:white;box-shadow:0 7px 16px #2534491a;border-color:#151a20}
.side-note{margin-top:auto;padding:18px 12px;border-top:1px solid #ccd5df;color:#556174;font-size:13px}
.side-note strong{display:block;color:#283442;font-size:14px;margin-bottom:4px}

.appbar{margin-left:232px;height:76px;padding:0 38px!important;gap:16px;flex-wrap:nowrap}
.crumb{display:flex;gap:12px;color:#556174;font-size:14px;align-items:center}
.crumb strong{color:#1c2633;font-weight:600}
.account{gap:8px}
.account .expiry{display:inline}
.app-shell{margin-left:232px;max-width:none;padding:24px 38px 32px;display:block}
.workspace{max-width:1320px;margin:auto}
.intro{min-height:132px;margin-bottom:16px}
.intro h1{font-size:32px}
.intro p{max-width:none}
.intro .sculpture{width:200px;height:132px}
.intro .art{transform:scale(.4);left:15px}
.main-grid{grid-template-columns:minmax(0,1.05fr) minmax(340px,1fr);gap:24px;align-items:start}
.composer,.history,.module-card{padding:26px;border-radius:24px}
.history-foot{flex-wrap:wrap;gap:8px}
.send-row{grid-template-columns:1fr auto}
.send-row button{white-space:normal}
.record-actions{margin-left:auto}
.page-panel{animation:page-in .18s ease-out}
.module-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(340px,1fr);gap:24px;align-items:start}
.module-card .pane-head{margin-bottom:20px}
.module-card p{color:#556174}
.module-card input:not([type=checkbox]),.module-card select,.module-card textarea{width:100%;min-height:48px;border:1px solid #c7d0dc;border-radius:12px;background:#f8fafde8;padding:11px 13px;color:#0b0e14}
.module-card textarea{height:122px;resize:vertical}
.module-card .form-group{margin:0 0 18px}
.module-card label{display:block;font-size:14px;font-weight:600;margin-bottom:7px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.module-card .check-line label{margin:0;min-height:44px;display:flex;align-items:center}
.module-card .days{display:flex;gap:6px;flex-wrap:wrap}
.module-card .days label{min-width:44px;min-height:44px;margin:0;display:flex;align-items:center;justify-content:center;gap:4px;padding:8px 5px;border:1px solid #c7d0dc;border-radius:10px;background:#f8fafb;font-size:12px}
.full-button{width:100%;margin-top:16px}
.section-note{font-size:13px;margin-top:14px!important}
.task-item{padding:19px 0;border-bottom:1px solid #dce3eb}
.task-item:last-child{border:0}
.task-item p{color:#17202b;margin:12px 0}
.task-item .meta{color:#556174}
.task-item .row{gap:8px;flex-wrap:wrap}
.task-item .inline-actions{justify-content:flex-end;margin-top:10px}
.class-summary{display:flex;gap:12px;align-items:center}
.class-emblem{height:48px;width:48px;border:1px solid #d3dce6;border-radius:14px;background:linear-gradient(140deg,#fff,#e6ecf3);display:grid;place-items:center}
.class-details{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0 14px;padding-top:18px;border-top:1px solid #d6dfe9}
.class-details dt{font-size:13px;color:#556174}
.class-details dd{margin:6px 0 0;font-size:15px}
.class-card{margin-top:22px}
.class-card h2{font-size:19px}
.class-actions{display:flex;flex-wrap:wrap;gap:8px}
.class-actions .danger{margin-left:auto}
.module-intro{min-height:120px}
.menu-toggle,#menuShade{display:none}
.page-foot{gap:12px;flex-wrap:wrap}
.dialog-body .demo-card{overflow-wrap:anywhere}

@keyframes page-in{from{opacity:.6;transform:translateY(4px)}
to{opacity:1;transform:none}
}

@media(min-width:1800px){.app-shell{padding-top:34px}
.intro{min-height:156px}
.intro .sculpture{width:240px;height:156px}
.intro .art{transform:scale(.48)}
}

@media(max-width:1200px){.side-workbench{width:212px;padding-inline:14px}
.appbar,.app-shell{margin-left:212px}
.appbar{padding-inline:26px!important}
.app-shell{padding:22px 26px}
.main-grid,.module-grid{grid-template-columns:minmax(0,1fr)}
.history,.module-card{width:100%}
.account .expiry{display:none}
}

@media(max-width:900px){.side-workbench{transform:translateX(-100%);transition:transform .2s;width:250px;visibility:hidden}
.menu-open .side-workbench{transform:none;visibility:visible}
.menu-toggle{display:inline-flex;padding:10px}
.menu-open #menuShade{display:block;position:fixed;inset:0;background:#17202d44;z-index:19}
.appbar,.app-shell{margin-left:0}
.appbar{padding:0 20px!important;height:72px}
.app-shell{padding:18px 22px 30px}
.crumb{font-size:14px}
.account{gap:4px}
.account .expiry{display:none}
.intro{min-height:118px}
.main-grid,.module-grid{grid-template-columns:minmax(0,1fr)}
}

@media(max-width:760px){.appbar{gap:10px;padding-inline:16px!important}
.crumb>span{display:none}
.crumb{font-size:15px}
.account .quiet:last-child{display:none}
.account .profile-button{display:inline-flex}
.account .avatar{display:grid;width:30px;height:30px}
.account .renew{font-size:14px}
.account .renew .icon{display:none}
.app-shell{padding:14px 16px 26px}
.intro{min-height:112px;padding:0 2px;margin-bottom:12px}
.intro h1{font-size:27px}
.intro p{font-size:14px;max-width:205px}
.intro .sculpture{width:96px;height:95px}
.intro .art{transform:scale(.25);left:4px}
.main-grid,.module-grid{display:grid;gap:18px}
.composer,.history,.module-card{padding:21px 18px;border-radius:21px}
.form-row{grid-template-columns:1fr;gap:0}
.module-card label{font-size:16px}
.module-card input:not([type=checkbox]),.module-card select,.module-card textarea{font-size:16px}
.module-card .days label{font-size:12px}
.module-card .pane-head{gap:8px}
.module-card .pane-head h2{font-size:20px}
.module-intro{min-height:104px}
.module-intro p{max-width:none}
.class-details{gap:12px}
.class-actions .danger{margin-left:0}
.class-summary h2{font-size:18px}
.task-item p{font-size:16px}
.page-foot>span+span{margin-top:0}
.side-workbench .brand span{display:block}
.module-card .section-note{font-size:13px}
.side-workbench .brand strong{font-size:18px}
}


:root{--space-1:8px;--space-2:16px;--space-3:24px;--space-4:32px}

button,a,input,select,textarea{touch-action:manipulation}

h1,h2,h3{letter-spacing:normal;font-weight:700;text-wrap:balance}

.intro{min-height:112px;padding-inline:8px}
.intro h1{font-size:30px;line-height:1.4}

.intro p{margin-top:8px;line-height:1.75}
.intro .sculpture{height:112px;margin-right:8px}
.intro .art{transform:scale(.34)}

.side-workbench{padding-top:24px;gap:32px;overflow-y:auto}
.side-workbench .brand strong{font-weight:700;letter-spacing:normal}

.side-workbench nav{gap:8px}
.side-workbench nav a{gap:12px;transition:background .16s,box-shadow .16s;overflow-wrap:anywhere}

.side-workbench .brand{flex-shrink:0}
.side-note{line-height:1.8}
.drawer-close{display:none}

.composer,.history,.module-card{padding:24px}
.pane-head,.module-card .pane-head{margin-bottom:24px;min-height:44px}

h2,.history h2,.module-card .pane-head h2{font-size:20px;line-height:1.5}

.pane-head button,.field-label .manage,.history .pane-head button{font-size:14px}

.field-label{gap:8px;flex-wrap:wrap;margin-bottom:8px}
.target-field{margin-bottom:24px}

.notice-label,.module-card label{font-size:15px;line-height:1.6;margin-bottom:8px}

.writing textarea{font-size:18px;line-height:1.75;padding:16px;min-height:144px;height:176px}

.writing-footer{gap:8px;padding:0 16px 12px}
.writing-footer #count,#taskCount,time{font-variant-numeric:tabular-nums}

.settings-summary{font-size:14px;gap:16px;padding:16px 0}
.settings-summary .icon{width:16px;height:16px}

.send-help{margin-top:12px;line-height:1.75}
.send-row{gap:12px}
.record-actions{gap:8px}

.history{display:flex;flex-direction:column}
.history .pane-head{margin-bottom:8px}

.history-item{padding:16px 0}
.history-top{gap:8px;flex-wrap:wrap;font-size:14px}
.history-top time{font-size:13px}

.history-text{padding:8px 0;font-weight:400;line-height:1.8;overflow-wrap:anywhere}

.record-state{font-size:13px;flex-wrap:wrap;gap:6px}
.record-actions button{font-size:14px}

.history-note{gap:8px;flex-wrap:wrap;padding-top:16px;margin-top:auto}
.history-note button{font-size:14px}

.module-card .form-group{margin-bottom:16px}
.module-card select{appearance:auto;padding-right:12px}

.module-card textarea{line-height:1.75}
.module-card .days{gap:8px}
.module-card .days label{min-width:48px;padding-inline:8px}

.module-card .form-row{gap:16px}
.module-card .section-note{line-height:1.8}

.module-grid,.main-grid{gap:24px}
.main-grid{align-items:stretch}
.module-intro{min-height:112px}

.task-item{padding:16px 0}
.task-item p{line-height:1.8;overflow-wrap:anywhere}
.task-item .meta{font-size:14px;line-height:1.75}

.task-item .inline-actions{margin-top:12px}
.inline-actions button{font-size:14px}

.class-card{margin-top:24px}
.class-summary{gap:12px;min-width:0}
.class-summary>div:last-child{min-width:0}

.class-card h2{font-size:19px;overflow-wrap:anywhere}
.class-details{margin:24px 0 16px;padding-top:16px}

.class-details dt{font-size:14px}
.class-details dd{font-size:16px;line-height:1.75;margin-top:4px}

.class-actions{gap:8px}
.badge{max-width:100%;white-space:normal;overflow-wrap:anywhere;line-height:1.6}

.dialog-body{line-height:1.75}
.dialog-body .row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}

.dialog-body label{font-size:15px}
.dialog-head h2{font-weight:700}
.toast{line-height:1.75}

@media(min-width:1201px){.main-grid{grid-template-columns:minmax(0,1.08fr) minmax(0,1fr)}
}

@media(max-width:900px){.drawer-close{display:inline-flex;position:absolute;right:12px;top:84px;padding:8px}
.side-workbench nav{margin-top:40px}
.side-workbench{padding-bottom:24px}
}

@media(max-width:760px){
 .appbar{min-height:72px;height:auto;padding-block:12px!important}
.account{gap:8px}
.crumb{min-width:0}
.crumb strong{overflow-wrap:anywhere}

 .intro,.module-intro{min-height:104px;padding:0}
.intro h1{font-size:26px}
.intro p{font-size:15px}

 .intro .sculpture{height:96px;width:88px;margin-right:0}
.intro .art{transform:scale(.25)}
.main-grid,.module-grid{gap:16px}

 .composer,.history,.module-card{padding:20px}
.pane-head,.module-card .pane-head{margin-bottom:16px}

 .target-field{margin-bottom:20px}
.field-label{gap:8px;font-size:14px}
.field-label .manage{font-size:14px}

 .writing textarea{font-size:17px;min-height:144px;height:160px;padding:14px}
.writing-footer{padding-inline:14px;flex-wrap:wrap}

 .settings-summary{font-size:13px;gap:12px}
.record-actions{gap:8px}
.record-actions button{padding-inline:8px}

 .history-foot{align-items:flex-start;row-gap:4px}
.history-top{font-size:13px}
.history-text{font-size:16px}

 .module-card label{font-size:16px}
.module-card .form-row{gap:0}
.class-details{grid-template-columns:1fr 1fr}

 .class-card{margin-top:16px}
.class-summary h2{font-size:18px}
.class-actions button{flex:1 1 auto}

 .page-foot{padding-top:20px}
.dialog-actions{flex-wrap:wrap}
.dialog-body{padding:20px}

}

@media(prefers-reduced-motion:reduce){.page-panel{animation:none}
.side-workbench,.side-workbench nav a{transition:none}
}

/* Account styles stay scoped so the workbench keeps its existing appearance.
   Direction: paper editorial — warm ground, oversized type, underline fields, one brick accent. */
.auth-panel{--auth-accent:#a8442c;--auth-error:#a12636;--auth-ink:#1b1a17;--auth-muted:#6b655c;--auth-rule:#d6cfc3;--auth-paper:#f1eee8;width:100%;max-width:1180px;min-height:100vh;margin:0 auto;padding:clamp(24px,5vh,44px) clamp(20px,4vw,32px) clamp(28px,6vh,64px);color:var(--auth-ink);display:grid;grid-template-columns:minmax(0,1.25fr) minmax(340px,.75fr);gap:clamp(32px,5vw,96px);align-content:start;align-items:start}
.auth-panel .auth-top{grid-column:1/-1;display:flex;align-items:baseline;justify-content:space-between;gap:16px;border-bottom:2px solid var(--auth-ink);padding-bottom:16px;margin-bottom:clamp(28px,6vh,64px)}
.auth-panel .auth-top-note{font-size:12px;color:var(--auth-muted);letter-spacing:.08em;white-space:nowrap}
.auth-panel .auth-intro{min-width:0;grid-column:1}
.auth-panel .auth-brand{justify-content:flex-start;margin:0;white-space:normal;gap:10px}
.auth-panel .auth-brand img{width:34px;height:34px;border-radius:8px}
.auth-panel .auth-brand strong{display:block;font-size:15px;letter-spacing:.02em;line-height:1.4;font-weight:700}
.auth-panel .auth-brand span{display:none}
.auth-panel .auth-pitch{max-width:16ch;margin:0 0 22px;font-size:clamp(38px,4.6vw,60px);line-height:1.12;letter-spacing:-.03em;font-weight:700;text-wrap:balance;overflow-wrap:anywhere}
.auth-panel .auth-lead{margin:0 0 clamp(28px,5vh,44px);max-width:36ch;font-size:16px;line-height:1.9;color:var(--auth-muted)}
.auth-panel .auth-facts{display:grid;gap:13px;max-width:40ch;margin:0;padding:0;list-style:none}
.auth-panel .auth-facts li{display:grid;grid-template-columns:76px 1fr;gap:14px}
.auth-panel .auth-facts strong{font-size:14px;font-weight:400;line-height:1.6;color:var(--auth-muted)}
.auth-panel .auth-facts span{font-size:14px;line-height:1.6;color:var(--auth-ink)}
.auth-panel .auth-shot{margin:clamp(26px,5vh,44px) 0 0;max-width:430px}
.auth-panel .auth-shot img{display:block;width:100%;border:1px solid var(--auth-rule)}
.auth-panel .auth-shot figcaption{margin-top:9px;font-size:12px;color:var(--auth-muted)}
.auth-panel .auth-card{grid-column:2;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}
.auth-panel .auth-heading h2{margin:0;font-size:16px;line-height:1.5;letter-spacing:0;font-weight:700}
.auth-panel .auth-heading p{margin:6px 0 0;font-size:13px;line-height:1.7;color:var(--auth-muted)}
.auth-panel .auth-tabs{position:relative;display:flex;gap:22px;padding:0;margin:26px 0 28px;background:transparent;border:0;border-bottom:1px solid var(--auth-rule);border-radius:0}
.auth-panel .auth-tabs button{flex:0 0 auto;min-width:0;min-height:44px;margin-bottom:-1px;padding:0 2px;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--auth-muted);font-size:14px;font-weight:400}
.auth-panel .auth-tabs button:hover:not(:disabled){background:transparent;color:var(--auth-ink)}
.auth-panel .auth-tabs button[aria-pressed=true]{background:transparent;border:0;box-shadow:none;color:var(--auth-ink);font-weight:700}
.auth-panel .auth-tabs-indicator{position:absolute;left:0;bottom:-1px;height:2px;width:0;background:var(--auth-accent);border-radius:0}
.auth-panel .form-group{margin:0 0 24px}
.auth-panel .auth-card label{display:block;margin-bottom:5px;font-size:13px;line-height:1.5;font-weight:400;color:var(--auth-muted)}
.auth-panel .auth-card input:not([type=checkbox]){display:block;width:100%;min-width:0;min-height:44px;padding:4px 0;border:0;border-bottom:1px solid var(--auth-rule);border-radius:0;background:transparent;color:var(--auth-ink);font-size:16px;line-height:1.6;box-shadow:none;transition:border-color .16s}
.auth-panel .auth-card input::placeholder{color:#857b6c}
.auth-panel .auth-card input:hover{border-bottom-color:#b6a894}
.auth-panel .auth-card input:focus{border-bottom-color:var(--auth-ink);outline:none}
.auth-panel .auth-card input[aria-invalid=true]{border-bottom-color:var(--auth-error)}
.auth-panel .auth-card .auth-password{position:relative}
.auth-panel .auth-card .auth-password input{padding-right:56px}
.auth-panel .auth-reveal{position:absolute;right:0;bottom:2px;min-height:38px;min-width:44px;padding:4px 6px;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--auth-muted);display:inline-flex;align-items:center;justify-content:center}
.auth-panel .auth-reveal:hover{background:transparent;color:var(--auth-ink)}
.auth-panel .auth-eye{width:19px;height:19px;flex:none}
.auth-panel .auth-status{display:flex;align-items:flex-start;gap:7px;min-height:24px;margin:0 0 12px;color:var(--auth-muted);font-size:13px;line-height:1.6;overflow-wrap:anywhere}
.auth-panel .auth-status[data-state='']{min-height:0;margin:0}
.auth-panel .auth-status-icon{width:15px;height:15px;flex:none;margin-top:3px}
.auth-panel .auth-status[data-state='error']{color:var(--auth-error)}
.auth-panel .auth-status[data-state='success']{color:#20874a}
.auth-panel .auth-status[data-state='network']{color:#8a5a12}
.auth-panel .auth-status[data-state='info']{color:var(--auth-muted)}
.auth-panel .auth-spinner{width:18px;height:18px;flex:none;animation:auth-spin .8s linear infinite}
@keyframes auth-spin{to{transform:rotate(360deg)}}
.auth-panel .full-button.busy{display:inline-flex;align-items:center;justify-content:center;gap:8px}
.auth-panel .auth-hint,.auth-panel .auth-error{margin:7px 0 0;font-size:12px;line-height:1.6;overflow-wrap:anywhere}
.auth-panel .auth-hint{color:var(--auth-muted)}
.auth-panel .auth-error{color:var(--auth-error)}
.auth-panel .full-button{min-height:54px;margin:2px 0 0;border:0;border-radius:0;background:var(--auth-ink);color:#fff;font-size:16px;font-weight:600;box-shadow:none}
.auth-panel .full-button:hover:not(:disabled){background:#000}
.auth-panel .full-button:disabled{background:#ded6c9;color:#6f665a}
.auth-panel button:active{transform:none}
.auth-panel button:disabled{cursor:not-allowed;opacity:.8}
.auth-panel button:focus-visible,.auth-panel input:focus-visible{outline:3px solid #8a6b52;outline-offset:3px}
.auth-panel .auth-footnote{margin:18px 0 0;text-align:left;font-size:12px;line-height:1.8;color:var(--auth-muted);overflow-wrap:anywhere}

/* Paper ground and a barely-there grain while the sign-in screen is showing. */
body.signed-out{background:#f1eee8;min-height:100vh}
body.signed-out::after{content:"";position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E")}
@media(max-width:1024px){
 .auth-panel{grid-template-columns:minmax(0,1fr);gap:clamp(24px,4vh,40px);max-width:560px;padding:24px 24px 40px}
 .auth-panel .auth-top{margin-bottom:28px}
 .auth-panel .auth-pitch{max-width:none;font-size:clamp(30px,7vw,40px);margin:0 0 16px}
 .auth-panel .auth-lead{margin-bottom:24px;font-size:15px}
 .auth-panel .auth-shot{display:none}
 .auth-panel .auth-card{grid-column:1}
}
@media(max-width:640px){
 .auth-panel{padding:20px 16px 32px;gap:22px}
 .auth-panel .auth-facts{display:flex;flex-wrap:wrap;gap:0 12px}
 .auth-panel .auth-facts li{display:block}
 .auth-panel .auth-facts li+li::before{content:"·";margin-right:12px}
 .auth-panel .auth-facts strong{font-size:12px}
 .auth-panel .auth-facts span{display:none}
}
@media(max-width:420px){
 .auth-panel .auth-facts{display:none}
 .auth-panel .auth-pitch{font-size:28px}
 .auth-panel .full-button{min-height:52px}
}
@media(prefers-reduced-motion:reduce){
 .auth-panel .auth-tabs-indicator{transition:none}
}
@media(max-height:600px) and (min-width:481px){.auth-panel{padding-top:24px}}

/* One visual language for the sign-in screen and the workbench:
   flat silver ground, white surfaces with a hairline edge, near-black primary, one radius scale. */
:root{--ink:#0b0e14;--muted:#5b6572;--line:#e3e8ee;--control:#c3ccd7;--surface:#fff;--ground:#eef1f5;background:#eef1f5}
html,body{background:var(--ground)}
body{color:var(--ink)}
button{background:var(--surface);border:1px solid var(--control);border-radius:10px;box-shadow:none;color:var(--ink)}
button:hover{background:#f4f6f8}
button:disabled{background:#e9ecf1;border-color:#dde2e9;color:#5b6572}
.primary{background:#1d1f20;border-color:#1d1f20;color:#fff}
.primary:hover{background:#33383f;border-color:#33383f}
.quiet{background:transparent;border-color:transparent}
.quiet:hover{background:#eceff4}
.danger{background:var(--surface);border-color:#e7c4c9;color:#a12636}
.brand img{border-radius:10px;box-shadow:none}

.appbar{background:var(--surface);border-bottom:1px solid var(--line);backdrop-filter:none}
.crumb{color:var(--muted)}
.crumb strong{color:var(--ink)}
.side-workbench{background:var(--surface);border-right:1px solid var(--line);backdrop-filter:none}
.side-workbench nav a{color:var(--muted);border-color:transparent;font-weight:500}
.side-workbench nav a:hover{background:#f4f6f8}
.side-workbench nav a[aria-current=page]{background:#eceff4;color:var(--ink);border-color:transparent;box-shadow:none;font-weight:600}
.side-note{border-top:1px solid var(--line);color:var(--muted)}
.side-note strong{color:var(--ink)}

.glass{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:none;backdrop-filter:none}
.history,.variant-1 .history{background:var(--surface)}
.composer,.history,.module-card{padding:24px;border-radius:16px}
.main-grid,.module-grid{gap:20px}
.main-grid{align-items:start}
.intro h1{letter-spacing:-.4px}
.intro p,.module-card p,.page-foot,.empty{color:var(--muted)}

select,.module-card input:not([type=checkbox]),.module-card select,.module-card textarea,.dialog-body input:not([type=checkbox]):not([type=radio]),.dialog-body select{border:1px solid var(--control);border-radius:8px;background:var(--surface);color:var(--ink)}
select{height:44px}
.writing{border:1px solid var(--control);border-radius:10px;background:var(--surface);box-shadow:none}
.writing:focus-within{border-color:#202831;box-shadow:0 0 0 3px #20283114}
textarea{font-size:16px;line-height:1.75}
textarea::placeholder,select::placeholder{color:var(--muted)}
.writing-footer,.settings-summary,.send-help{color:var(--muted)}

.badge{background:#f2f4f7;border-color:var(--line);color:#47566a}
.badge.offline{background:#fffbeb;border-color:#fde68a;color:#92400e}
.offline-warning{background:#fffbeb;border-color:#fde68a;color:#92400e}
.record-state.failed{color:#92400e}
.task-item,.history-item,.class-details{border-color:var(--line)}
.class-emblem{background:#f2f4f7;border-color:var(--line);border-radius:12px}
.class-details dd{color:var(--ink)}

dialog{background:var(--surface);border:1px solid var(--line);border-radius:16px}
dialog::backdrop{background:#0b0e1440;backdrop-filter:none}
.dialog-head{border-bottom:1px solid var(--line)}
.dialog-body p,.dialog-hint{color:var(--muted)!important}
.demo-card{background:var(--surface);border-color:var(--line);border-radius:12px}
.package{border-color:var(--control);border-radius:12px;background:var(--surface)}
.days label{border-color:var(--control);border-radius:8px;background:var(--surface)}

@media(max-width:760px){.composer,.history,.module-card{padding:20px}
.account-summary{font-size:13px;line-height:1.5}
#networkState{font-size:12px}
.page-foot{font-size:12px}
.crumb{display:none}
.intro p{max-width:none}}

/* Class list and code display. */
.class-list{display:grid;gap:20px;margin-top:20px}
.class-list .class-card{margin-top:0}
.class-card .class-summary{display:flex;align-items:center;gap:12px;min-width:0}
.class-card .class-summary h2{font-size:18px;overflow-wrap:anywhere}
.class-card .class-summary .badge{margin-top:4px}
.class-list .class-details{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px;margin:18px 0 16px;padding-top:16px;border-top:1px solid var(--line)}
.class-list .class-details dt{font-size:13px;color:var(--muted)}
.class-list .class-details dd{margin:4px 0 0;font-size:15px;color:var(--ink)}
.demo-code{font-size:26px;letter-spacing:.16em;text-align:center;user-select:all;padding:18px 12px;margin:4px 0 16px;background:#f4f6f8;border:1px solid var(--line);border-radius:10px;overflow-wrap:anywhere}
@media(max-width:760px){.demo-code{font-size:22px;letter-spacing:.1em}}