:root {
  --green: #06c755;
  --green-dark: #04a446;
  --green-soft: #e8f9ef;
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1e1f22;
  --muted: #6b7078;
  --line: #e3e5e8;
  --accent: #ff7a00;
  --mark: #fff2a8;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 4px 14px rgba(0,0,0,.04);
  --zh-font: "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15171a; --card: #1e2125; --text: #e8eaed; --muted: #9aa0a6;
    --line: #2e3237; --green-soft: #133222; --mark: #5a4b00;
    --shadow: none; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, var(--zh-font), sans-serif;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
.zh { font-family: var(--zh-font); }

/* ---------- header ---------- */
.top { background: var(--green); color: #fff; padding: 10px 16px 18px; position: sticky; top: 0; z-index: 10; }
.top-inner { max-width: 960px; margin: 0 auto; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 19px; letter-spacing: -.2px; }
.logo-mark { background: #fff; color: var(--green); border-radius: 8px; width: 30px; height: 30px; display: grid; place-items: center; font-family: var(--zh-font); }
.dict-tabs { display: flex; gap: 4px; flex: 1; }
.dict-tabs button { background: transparent; border: 0; color: rgba(255,255,255,.8); padding: 6px 12px; border-radius: 16px; font-size: 14px; }
.dict-tabs button.on { background: rgba(255,255,255,.22); color: #fff; font-weight: 600; }
.wb-link { font-size: 14px; white-space: nowrap; }
.wb-link b { background: #fff; color: var(--green-dark); border-radius: 10px; padding: 0 7px; font-size: 12px; margin-left: 2px; }
.wb-link b:empty { display: none; }

.search { max-width: 960px; margin: 12px auto 0; }
.search-box { position: relative; display: flex; background: #fff; border-radius: 26px; box-shadow: 0 2px 8px rgba(0,0,0,.12); }
.search-box input {
  flex: 1; border: 0; outline: 0; background: transparent; color: #1e1f22;
  font-size: 17px; padding: 13px 20px; border-radius: 26px; min-width: 0;
}
.search-box input::-webkit-search-cancel-button { display: none; }
.search-box .clear { border: 0; background: none; color: #aaa; font-size: 22px; padding: 0 8px; visibility: hidden; }
.search-box.has-text .clear { visibility: visible; }
.search-box .go { border: 0; background: none; color: var(--green); padding: 0 18px 0 8px; display: grid; place-items: center; }
.ac {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; list-style: none; margin: 0; padding: 6px 0;
  background: var(--card); color: var(--text); border-radius: 14px; box-shadow: 0 8px 28px rgba(0,0,0,.18); overflow: hidden;
}
.ac li { padding: 8px 20px; display: flex; gap: 12px; align-items: baseline; cursor: pointer; }
.ac li.sel, .ac li:hover { background: var(--green-soft); }
.ac .w { font-weight: 600; white-space: nowrap; }
.ac .p { color: var(--green-dark); font-size: 13px; white-space: nowrap; }
.ac .g { color: var(--muted); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ac mark { background: none; color: var(--green-dark); }

/* ---------- layout ---------- */
.view { max-width: 960px; margin: 20px auto; padding: 0 16px; min-height: 60vh; }
.card { background: var(--card); border-radius: 14px; box-shadow: var(--shadow); padding: 20px 22px; margin-bottom: 16px; }
.card h2 { font-size: 15px; margin: 0 0 12px; color: var(--muted); font-weight: 600; display: flex; align-items: center; gap: 8px; }
.card h2 .count { font-weight: 400; font-size: 13px; }
.card h2 .more { margin-left: auto; color: var(--green-dark); font-weight: 500; font-size: 13px; background: none; border: 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 720px) { .grid2 { grid-template-columns: 1fr; } .dict-tabs button:not(.on) { display: none; } .wb-link span { display: none; } }
.empty { color: var(--muted); text-align: center; padding: 40px 0; }
.loading { color: var(--muted); padding: 40px 0; text-align: center; }

/* ---------- list rows ---------- */
.row { display: block; padding: 11px 0; border-top: 1px solid var(--line); }
.row:first-of-type { border-top: 0; padding-top: 2px; }
.row:hover .hw { color: var(--green-dark); }
.row .hw { font-size: 17px; font-weight: 600; margin-right: 8px; }
.row .py { color: var(--green-dark); margin-right: 8px; }
.row .alt { color: var(--muted); font-size: 13px; margin-right: 6px; }
.row .gl { color: var(--text); opacity: .85; display: block; font-size: 14px; }
.row .gl .pos { color: var(--muted); }
.badge { display: inline-block; font-size: 11px; font-weight: 600; padding: 0 6px; border-radius: 4px; line-height: 18px; vertical-align: 2px; margin-right: 4px; }
.badge.hsk { background: var(--green-soft); color: var(--green-dark); }
.badge.ox { background: #e7efff; color: #2f5fd0; }
.badge.tag { background: var(--bg); color: var(--muted); font-weight: 500; }
@media (prefers-color-scheme: dark) { .badge.ox { background: #1d2a48; color: #8fb0ff; } }
.stars { color: var(--accent); letter-spacing: 1px; font-size: 13px; }

/* ---------- headword block ---------- */
.head { display: flex; gap: 18px; align-items: flex-start; flex-wrap: wrap; }
.head .word { font-size: 40px; line-height: 1.15; font-weight: 700; margin: 0; word-break: break-word; }
.head .word.zh { font-size: 52px; font-weight: 500; }
.head .meta { flex: 1; min-width: 200px; }
.head .pron { display: flex; align-items: center; gap: 10px; margin: 6px 0 4px; font-size: 18px; flex-wrap: wrap; }
.head .pron .py { color: var(--green-dark); font-size: 22px; }
.head .pron .ipa { color: var(--muted); }
.head .tools { display: flex; gap: 8px; margin-left: auto; }
.icon-btn {
  border: 1px solid var(--line); background: var(--card); color: var(--text); border-radius: 20px; padding: 5px 14px;
  font-size: 14px; display: inline-flex; align-items: center; gap: 6px;
}
.icon-btn:hover { border-color: var(--green); color: var(--green-dark); }
.icon-btn.on { background: var(--green); border-color: var(--green); color: #fff; }
.listen { border: 0; background: var(--green-soft); color: var(--green-dark); width: 30px; height: 30px; border-radius: 50%; display: inline-grid; place-items: center; flex: none; }
.listen:hover { background: var(--green); color: #fff; }
.listen.small { width: 24px; height: 24px; }

.senses { margin: 14px 0 0; padding: 0; list-style: none; counter-reset: s; }
.senses li { counter-increment: s; padding: 6px 0 6px 30px; position: relative; }
.senses li::before { content: counter(s); position: absolute; left: 0; top: 7px; width: 20px; height: 20px; border-radius: 50%; background: var(--green); color: #fff; font-size: 12px; display: grid; place-items: center; }
.senses .pos { color: var(--green-dark); font-weight: 600; margin-right: 6px; }
.senses .dom { color: var(--muted); font-size: 13px; }
.def-en li { color: var(--muted); }
a.xref { color: var(--green-dark); border-bottom: 1px dotted currentColor; }

.forms { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 14px; }
.forms span { color: var(--muted); }
.forms a { color: var(--green-dark); font-weight: 500; }

/* ---------- characters / strokes ---------- */
.chars { display: flex; flex-wrap: wrap; gap: 12px; }
.char-card { border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; display: flex; gap: 12px; align-items: center; min-width: 200px; flex: 1; }
.char-card .c { font-size: 34px; font-family: var(--zh-font); }
.char-card .i { font-size: 13px; }
.char-card .i .py { color: var(--green-dark); }
.strokes { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.stroke-box { width: 130px; height: 130px; border: 1px solid var(--line); border-radius: 10px; background:
  linear-gradient(var(--line), var(--line)) center/1px 100% no-repeat,
  linear-gradient(var(--line), var(--line)) center/100% 1px no-repeat; cursor: pointer; }
.stroke-note { color: var(--muted); font-size: 13px; }

/* ---------- examples ---------- */
.ex { padding: 10px 0; border-top: 1px solid var(--line); display: flex; gap: 10px; }
.ex:first-of-type { border-top: 0; padding-top: 0; }
.ex .t { flex: 1; }
.ex .z { font-size: 16px; font-family: var(--zh-font); }
.ex .e { color: var(--muted); font-size: 14px; }
.ex mark { background: var(--mark); color: inherit; border-radius: 2px; padding: 0 1px; }
.src { color: var(--muted); font-size: 12px; margin-top: 10px; }

/* ---------- home ---------- */
.hero { text-align: center; padding: 18px 0 8px; color: var(--muted); }
.today .label { font-size: 12px; font-weight: 700; color: var(--green-dark); letter-spacing: .5px; text-transform: uppercase; }
.today .big { font-size: 38px; font-weight: 600; display: block; margin: 4px 0; }
.today .big.zh { font-size: 46px; font-weight: 500; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { background: var(--bg); border-radius: 16px; padding: 4px 12px; font-size: 14px; }
.chip:hover { background: var(--green-soft); color: var(--green-dark); }
.chip.x { color: var(--muted); background: none; border: 0; font-size: 13px; }

/* ---------- wordbook ---------- */
.wb-tools { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.wb-row { display: flex; align-items: center; gap: 10px; border-top: 1px solid var(--line); padding: 10px 0; }
.wb-row:first-of-type { border-top: 0; }
.wb-row .row { flex: 1; border: 0; padding: 0; }
.del { border: 0; background: none; color: var(--muted); font-size: 20px; }
.del:hover { color: #e5484d; }
.flash { text-align: center; padding: 30px 10px; }
.flash .front { font-size: 54px; font-weight: 600; min-height: 80px; }
.flash .back { min-height: 90px; color: var(--muted); margin: 10px 0 20px; }
.flash .back .py { color: var(--green-dark); font-size: 20px; display: block; }
.flash .nav { display: flex; gap: 10px; justify-content: center; }

/* ---------- footer ---------- */
.foot { max-width: 960px; margin: 30px auto 40px; padding: 0 16px; color: var(--muted); font-size: 12.5px; }
.foot a { color: var(--green-dark); }
.settings { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 10px; font-size: 13.5px; color: var(--text); }
.toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); background: #222; color: #fff; padding: 9px 18px; border-radius: 20px; font-size: 14px; z-index: 50; }