.main-nav{display:flex;gap:6px;flex-wrap:wrap;margin:24px 0}.main-nav button,.chip{border:0;background:transparent;border-radius:8px;padding:10px 17px;color:var(--muted)}.main-nav .active,.chip.active{background:var(--mint);color:var(--green);font-weight:700}#notice{position:sticky;top:0;z-index:10;background:var(--paper);padding:8px 0;min-height:20px}#notice.error{color:#a33}.primary{background:var(--green);color:white;border:0;border-radius:8px;padding:12px 20px}.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:16px 0}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0}.metric,.panel,.collection-card{background:white;border:1px solid var(--line);border-radius:14px;padding:22px}.metric strong{display:block;font-size:32px;margin:10px 0}.metric span,.hint{color:var(--muted);font-size:13px}.dashboard-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:22px}.panel h2{margin-top:0}.run-row{display:flex;align-items:center;justify-content:space-between;gap:15px;border-top:1px solid var(--line);padding:15px 0}.run-row p{margin:6px 0;font-size:13px;color:var(--muted)}.filters{display:flex;gap:14px;flex-wrap:wrap;margin:20px 0;align-items:end}label{display:block;color:var(--muted);font-size:14px}select,input,textarea{font:inherit;border:1px solid var(--line);border-radius:8px;padding:10px;background:white;color:var(--ink);max-width:100%}label input,label select{display:block;margin-top:7px}textarea{width:100%;min-height:90px;resize:vertical}dialog{border:1px solid var(--line);border-radius:18px;padding:28px;width:min(500px,92vw);max-height:90vh;overflow:auto}dialog::backdrop{background:#142d2455}dialog label{margin:16px 0}dialog input{width:100%}.collection-list{display:grid;gap:16px}.collection-card .rich{max-height:110px;overflow:auto}.collection-meta{color:var(--muted);font-size:13px;margin-bottom:12px}.practice-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:24px}.answer-card{position:sticky;top:20px;align-self:start}.answer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;max-height:50vh;overflow:auto}.answer-grid button{border:1px solid var(--line);border-radius:7px;background:white;padding:9px;position:relative}.answer-grid .answered{background:var(--mint);color:var(--green)}.answer-grid .current{outline:2px solid var(--green)}.answer-grid .flagged::after{content:'•';color:#b47741;position:absolute;right:3px;top:0}.answer-grid .incorrect{background:#fff0eb;color:#a33}.timer{font-variant-numeric:tabular-nums;font-size:24px;font-weight:700;margin:12px 0}.timer.urgent{color:#a33}.question-panel{min-width:0}.question-panel .question{border:0;padding:0}.question-panel .material{margin-bottom:20px}.question-nav{display:flex;justify-content:space-between;gap:12px;margin:22px 0}.option{width:100%;text-align:left}.option:disabled{opacity:1;cursor:default}.audio-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:10px 0 20px}.audio-tools button{padding:7px 10px}.audio-tools span{font-size:12px;color:var(--muted)}audio{max-width:100%;width:100%}.result-banner{padding:22px;background:var(--mint);border-radius:12px;margin-bottom:20px}.result-banner strong{font-size:25px}.chart{display:flex;align-items:end;gap:12px;height:155px;margin-top:20px}.chart-day{display:flex;flex:1;min-width:0;flex-direction:column;align-items:center;gap:6px;font-size:11px;color:var(--muted)}.chart-bar{width:100%;background:var(--mint);border-radius:5px;min-height:4px}.chart-bar progress{display:block;writing-mode:vertical-lr;width:100%;height:100px;accent-color:var(--green)}.stat-table{width:100%;border-collapse:collapse;font-size:14px}.stat-table th,.stat-table td{text-align:left;padding:12px 6px;border-bottom:1px solid var(--line)}.progress-wide{width:100%;accent-color:var(--green);height:12px}.saved-note{white-space:pre-wrap;color:var(--muted);font-size:14px}.empty{padding:35px;text-align:center}.practice-title{display:flex;justify-content:space-between;align-items:center;gap:15px}.practice-title h2{font-size:22px}#page{min-height:60vh}.exam-card{display:flex;flex-direction:column;text-align:left}.exam-card .actions{margin-top:auto}.badge-line{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.question-tools{border-top:1px solid var(--line);margin-top:24px;padding-top:16px}.status-pill{font-size:12px;background:var(--mint);border-radius:20px;padding:5px 10px}.group-picker{display:flex;gap:8px;flex-wrap:wrap}.group-picker button{margin:3px}.auth-message{padding:16px;border-radius:10px;background:var(--mint)}[hidden]{display:none!important}@media(max-width:800px){.metrics{grid-template-columns:repeat(2,1fr)}.dashboard-grid,.practice-layout{grid-template-columns:1fr}.answer-card{position:static}.answer-grid{grid-template-columns:repeat(10,1fr);max-height:140px}.main-nav button{padding:9px 12px}.header-right .connection{display:none}.panel{padding:17px}.answer-grid button{padding:7px 2px}}@media(max-width:450px){.answer-grid{grid-template-columns:repeat(7,1fr)}.brand-light{display:none}.metric strong{font-size:25px}.stat-table{font-size:12px}}
.chart-bar{background:transparent}.chart-bar svg{display:block;width:100%;height:100px}.exam-card a.subtle{text-decoration:none}.exam-card>.badge{align-self:flex-start;margin-bottom:12px}.run-row>div{min-width:0}.run-row button{flex-shrink:0}.practice-title h2{overflow-wrap:anywhere}.rich{overflow-wrap:anywhere}.rich table{max-width:100%}
.login-page{min-height:100vh;display:grid;align-items:center}.login-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;max-width:1000px;padding:50px 24px;margin:auto;width:100%}.login-intro .brand{margin-bottom:70px}.login-intro h1{font-size:40px;line-height:1.5;margin:20px 0}.login-intro p{color:var(--muted);line-height:1.9}.login-panel{padding:38px}.login-panel input{display:block;width:100%;margin:10px 0 23px;padding:13px}.login-panel h2{font-size:27px}.login-panel .primary{width:100%;margin:10px 0 18px}.login-panel .hint{line-height:1.8}@media(max-width:700px){.login-layout{grid-template-columns:1fr;gap:20px;padding:28px 20px}.login-intro .brand{margin-bottom:25px}.login-intro h1{font-size:28px}.login-intro p{display:none}.login-panel{padding:25px}}