:root{--bg:#efe6d4;--ink:#241c14;--muted:#6d5e4c;--card:#fffaf2;--line:#e3d4b8;--teal:#0e6b62;--teal-dark:#0a524b;--red:#a32626;--red-bg:#fde8e2;--green:#1e6b34;--green-bg:#e5f4e4;--warn:#8a5a12;--warn-bg:#fff1d6;--shadow:0 10px 30px rgba(60,40,10,0.06)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:PingFang SC,Hiragino Sans GB,Noto Sans SC,Source Han Sans SC,sans-serif;font-size:17px;line-height:1.5}a{color:var(--teal-dark);overflow-wrap:anywhere}body{min-height:100vh}.home-bar,.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;background:var(--teal);color:#f7f1e4}.home-bar a,.topbar a{color:inherit;text-decoration:none;font-weight:700}.wrap{width:min(880px,calc(100% - 28px));margin:0 auto;padding:22px 0 64px}h1,h2{line-height:1.25;margin:0 0 12px}h1{font-size:1.7rem}h2{font-size:1.2rem}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:var(--shadow);margin-bottom:14px}.stack{gap:12px}.stack,label{display:flex;flex-direction:column}label{gap:6px;font-weight:650}input,textarea{width:100%;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:12px;padding:12px 14px;font:inherit}textarea{min-height:96px;resize:vertical}.passage,.sentence-en{font-family:Iowan Old Style,Palatino,Palatino Linotype,Songti SC,serif;font-size:1.35rem;line-height:1.45}.btn,button.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;border-radius:12px;min-height:48px;padding:10px 16px;font:inherit;font-weight:700;background:#efe4d0;color:var(--ink);cursor:pointer}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.primary{background:var(--teal);color:#f7f1e4}.btn.danger{background:var(--red);color:white}.btn.ghost{background:transparent;border:1px solid var(--line)}.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.big-links{display:grid;grid-gap:12px;gap:12px;margin-top:22px}.big-link{display:flex;justify-content:space-between;align-items:center;min-height:84px;padding:18px;border-radius:18px;background:var(--card);border:1px solid var(--line);text-decoration:none;color:var(--ink);box-shadow:var(--shadow);font-size:1.25rem;font-weight:750}.muted{color:var(--muted)}.error{color:var(--red);margin:0}.warn{background:var(--warn-bg);color:var(--warn)}.ok,.warn{border-radius:12px;padding:10px 12px}.ok{background:var(--green-bg);color:var(--green)}.too-long{background:var(--red-bg);border-color:#efc2b8}.too-long .count{color:var(--red);font-weight:750}.list-card,.sentence-head{display:flex;justify-content:space-between;gap:12px;align-items:baseline}.list-card{text-decoration:none;color:inherit}.list-card strong{font-size:1.08rem}audio{width:min(100%,360px);height:42px}video{width:100%;max-height:420px;border-radius:12px;background:#1c1610}.live-preview{max-height:240px}.live-preview.hidden{display:none}button.mark-jump{display:inline;margin:0;padding:0;border:0;background:transparent;font:inherit;cursor:pointer}.code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:1.6rem;letter-spacing:.12em;font-weight:750}.linkish{background:transparent;border:0;color:#f7f1e4;font:inherit;font-weight:700;cursor:pointer;padding:0}.recorder{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.mark-miss{text-decoration:underline;text-underline-offset:4px}.mark-wrong{color:var(--red);font-weight:750}.mark-oov{background:var(--warn-bg)}.pill{display:inline-flex;align-items:center;border-radius:999px;padding:2px 10px;background:#efe4d0;font-size:.86rem}.pill.listen{background:var(--red-bg);color:var(--red)}.pill.pass{background:var(--green-bg);color:var(--green)}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--muted);font-weight:650;font-size:.92rem}.stats{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:8px;gap:8px}.stat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:12px}.stat b{display:block;font-size:1.5rem}@media (max-width:640px){.stats{grid-template-columns:1fr}table,tbody,td,th,thead,tr{display:block}thead{display:none}tr{border-bottom:1px solid var(--line);padding:8px 0}td{border:0;padding:3px 0}td:empty{display:none}td[data-label]:before{content:attr(data-label);display:block;color:var(--muted);font-size:.78rem}}