*{box-sizing:border-box}body{margin:0;background:#f2f4f7;color:#172033;font-family:Arial,"Microsoft YaHei",sans-serif}header{display:flex;align-items:center;justify-content:space-between;padding:18px 26px;background:#20242a;color:white}h1{margin:0 0 5px;font-size:25px}header p{margin:0;color:#c9ced6}header div:last-child{display:flex;align-items:center;gap:12px}button{padding:10px 16px;border:0;border-radius:8px;font-weight:700;cursor:pointer}header button{background:#fff;color:#172033}main{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:20px}section{min-height:calc(100vh - 120px);padding:16px;border-radius:12px;background:#e7ebf0}h2{display:flex;justify-content:space-between;margin:0 0 14px;font-size:18px}.task-grid{display:grid;gap:12px}.task{padding:16px;border-radius:10px;background:white;box-shadow:0 1px 3px rgba(23,32,51,.1)}.task.urgent{border:3px solid #f08c00;background:#fff9db}.task.late{box-shadow:0 0 0 3px #e03131}.task-flags{display:flex;gap:6px;margin-bottom:8px}.task-flags:empty{display:none}.task-flags b{padding:4px 8px;border-radius:12px;background:#e03131;color:white;font-size:12px}.task.urgent .task-flags b:first-child{background:#e67700}.task-head,.task-meta{display:flex;justify-content:space-between;gap:10px}.task-head strong{font-size:19px}.task-meta{margin:10px 0;color:#69717d;font-size:13px}.items{margin:12px 0;padding:10px;border-radius:8px;background:#f8fafc;line-height:1.7}.items small{display:block;margin-top:5px;color:#c92a2a;font-weight:700}.task button{width:100%;background:#0969da;color:white}.ready .task button{background:#087f5b}.empty{padding:40px 10px;text-align:center;color:#8a929e}dialog{width:min(460px,90vw);padding:0;border:0;border-radius:18px;box-shadow:0 24px 80px #0005}dialog::backdrop{background:#111827d9}dialog form{padding:30px}dialog h2{font-size:24px}dialog p{color:#626b78;line-height:1.6}dialog label{display:block;margin-top:15px;color:#626b78}dialog input{width:100%;height:52px;margin-top:7px;padding:0 13px;border:2px solid #0969da;border-radius:9px;font-size:20px}dialog .login-error{margin:0;padding:10px 12px;border-radius:8px;background:#fff0f0;color:#c92a2a;font-weight:700}dialog small{display:block;margin:12px 0;color:#69717d}dialog button{width:100%;margin-top:8px;background:#0969da;color:white}#toast{position:fixed;z-index:20;left:50%;top:86px;transform:translateX(-50%);padding:10px 18px;border-radius:8px;background:#172033;color:white;opacity:0;transition:.2s}#toast.show{opacity:1}@media(max-width:900px){main{grid-template-columns:1fr}section{min-height:220px}}
.global-language-switcher{position:static;display:flex;align-items:center;gap:6px;min-height:40px;padding:5px 8px;background:#ffffff14;color:#fff;border:1px solid #ffffff3d;border-radius:9px;font-size:13px;white-space:nowrap}.global-language-switcher select{min-width:124px;min-height:32px;padding:5px 7px;border:1px solid #cbd5e1;border-radius:7px;background:#fff;color:#172033}
button{min-height:44px!important;touch-action:manipulation}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #1769d247;outline-offset:2px}


/* Terminal UI v5: kitchen readability and stable controls. */
header{min-height:112px;padding:14px 20px;align-items:flex-start;gap:18px}
header>div:first-child{flex:1 1 280px;padding-top:3px}
header>div:last-child{flex:1 1 650px;justify-content:flex-end;align-content:flex-start;flex-wrap:wrap;gap:8px 10px}
header label{display:flex;align-items:center;gap:7px;white-space:nowrap}
header select,header button{min-height:44px}
header button{padding:9px 14px}
.global-language-switcher{min-height:44px;padding:4px 7px}
.global-language-switcher select{min-height:34px}
main{gap:12px;padding:14px}
section{min-height:calc(100vh - 140px);padding:16px}
section h2{font-size:20px}
.task{padding:17px}.task-head strong{font-size:21px}.items{font-size:17px;line-height:1.65}.task button{min-height:52px;font-size:17px}
dialog form{padding:28px}dialog button{min-height:50px}
@media(max-width:980px){header{min-height:150px}header>div:last-child{justify-content:flex-start}main{grid-template-columns:1fr}section{min-height:240px}}