/* LexiMaster — base layer: tokens, reset, typography, utilities */
:root{
  --paper:#f7f5ef;
  --surface:#ffffff;
  --surface-2:#f2efe6;
  --surface-3:#eae6da;
  --ink:#1b2b30;
  --ink-2:#4e6067;
  --muted:#8a979c;
  --line:#e4dfd2;
  --line-2:#d2cbba;
  --accent:#1b4b52;
  --accent-2:#2a6a70;
  --accent-soft:#e7f0ee;
  --gold:#a9762e;
  --gold-soft:#f6ecda;
  --blue:#3c6f9e;
  --blue-soft:#e8f0f8;
  --green:#2f7d5d;
  --green-soft:#e6f2eb;
  --purple:#8b5b86;
  --purple-soft:#f2e9f1;
  --red:#b3453b;
  --red-soft:#faeae7;
  --shadow:0 1px 2px rgba(27,43,48,.05),0 8px 24px rgba(27,43,48,.06);
  --shadow-lg:0 12px 40px rgba(27,43,48,.13);
  --r:10px;
  --r-lg:16px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,"Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  --sidebar-w:246px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:14px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.35;margin:0}
h1{font-size:26px;letter-spacing:.01em}
h2{font-size:19px}
h3{font-size:16px}
h4{font-size:14px}
p{margin:0 0 10px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
code,pre,.mono{font-family:var(--mono)}
code{background:var(--surface-2);padding:1px 5px;border-radius:4px;font-size:.9em}
hr{border:0;border-top:1px solid var(--line);margin:20px 0}
::selection{background:#d9e8e4;color:var(--accent)}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#cfc9b9;border-radius:6px;border:2px solid var(--paper)}
::-webkit-scrollbar-track{background:transparent}

/* utilities */
.row{display:flex;align-items:center;gap:10px}
.row-wrap{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.col{display:flex;flex-direction:column;gap:10px}
.grow{flex:1;min-width:0}
.muted{color:var(--muted)}
.small{font-size:12px}
.tiny{font-size:11px}
.center{text-align:center}
.b{font-weight:650}
.serif{font-family:var(--serif)}
.en{font-family:Georgia,"Times New Roman",serif}
.nowrap{white-space:nowrap}
.hidden{display:none!important}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt24{margin-top:24px}
.mb8{margin-bottom:8px}.mb12{margin-bottom:12px}.mb16{margin-bottom:16px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g-auto{grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.divider{height:1px;background:var(--line);margin:18px 0}
.chip{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:20px;background:var(--surface-2);border:1px solid var(--line);font-size:11.5px;color:var(--ink-2);white-space:nowrap}
.chip.accent{background:var(--accent-soft);border-color:#cfe0dc;color:var(--accent)}
.chip.gold{background:var(--gold-soft);border-color:#ecd9b8;color:var(--gold)}
.chip.green{background:var(--green-soft);border-color:#c9e3d3;color:var(--green)}
.chip.blue{background:var(--blue-soft);border-color:#cfdeef;color:var(--blue)}
.chip.purple{background:var(--purple-soft);border-color:#e4d2e2;color:var(--purple)}
.chip.red{background:var(--red-soft);border-color:#efd0cb;color:var(--red)}
.morpheme{display:inline-flex;flex-direction:column;gap:1px;padding:7px 12px;border-radius:8px;font-family:Georgia,serif;font-size:15px;border:1px solid transparent}
.morpheme small{font-family:var(--sans);font-size:10.5px;opacity:.82;line-height:1.3}
.m-prefix{background:var(--blue-soft);border-color:#cfdeef;color:var(--blue)}
.m-root{background:var(--green-soft);border-color:#c9e3d3;color:var(--green)}
.m-suffix{background:var(--purple-soft);border-color:#e4d2e2;color:var(--purple)}
.m-other{background:var(--gold-soft);border-color:#ecd9b8;color:var(--gold)}
.empty{padding:44px 20px;text-align:center;color:var(--muted)}
.empty .big{font-family:var(--serif);font-size:40px;color:var(--line-2);line-height:1}
.badge-num{font-family:Georgia,serif;font-size:28px;line-height:1;color:var(--accent)}
.notice{background:var(--gold-soft);border:1px solid #ecd9b8;border-left:3px solid var(--gold);border-radius:8px;padding:12px 14px;font-size:12.5px;color:#6f5222}
.notice.info{background:var(--accent-soft);border-color:#cfe0dc;border-left-color:var(--accent);color:#24555c}
.notice b{color:inherit}
.kbd{font-family:var(--mono);font-size:11px;border:1px solid var(--line-2);border-bottom-width:2px;border-radius:4px;padding:1px 5px;background:var(--surface)}