:root{
  --bg:#faf7f1; --surface:#ffffff; --surface2:#f2ede3;
  --ink:#2b2822; --ink2:#6f685a; --ink3:#a29a89;
  --line:#e8e0d2; --line2:#d9cfbd;
  --accent:#1a6e63; --accent-ink:#ffffff;
  --scene:#b5496f; --word:#1d5ea8; --gram:#177a4b;
  --warm:#d08a2a; --danger:#b3402f;
  --shadow:0 10px 30px rgba(80,70,50,.08);
  --radius:20px;
  --safe-b:env(safe-area-inset-bottom,0px);
}
[data-theme="dark"]{
  --bg:#17161a; --surface:#211f26; --surface2:#2a2730;
  --ink:#ece8e0; --ink2:#a9a295; --ink3:#6f6873;
  --line:#35313b; --line2:#45404c;
  --accent:#3fb6a6; --accent-ink:#08211d;
  --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
html{height:100%}
body{
  height:100%; min-height:100dvh;
  background:var(--bg); color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans","Noto Sans CJK SC","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
  display:flex; flex-direction:column;
  transition:background .25s,color .25s;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
#topbar{
  flex:none; display:flex; align-items:center; justify-content:space-between;
  padding:12px 16px calc(6px + var(--safe-b)); gap:10px;
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:var(--accent);color:var(--accent-ink);
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:600;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-text strong{font-size:17px;font-weight:600;letter-spacing:.5px}
.brand-text span{font-size:11.5px;color:var(--ink3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#btnSpeakTop{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--ink2);flex:none}
#btnSpeakTop:active{background:var(--surface2)}

#view{
  flex:1; overflow-y:auto; -webkit-overflow-scrolling:touch;
  padding:2px 16px calc(92px + var(--safe-b));
  scrollbar-width:none;
}
#view::-webkit-scrollbar{display:none}

#tabbar{
  position:fixed; left:0; right:0; bottom:0; z-index:50;
  display:flex; justify-content:space-around;
  background:var(--surface); border-top:.5px solid var(--line);
  padding:8px 6px calc(8px + var(--safe-b));
}
.tab{
  display:flex; flex-direction:column; align-items:center; gap:3px;
  font-size:10.5px; color:var(--ink3); min-width:64px; padding:2px 6px;
}
.tab svg{flex:none}
.tab.active{color:var(--accent);font-weight:600}

.loading{color:var(--ink3);text-align:center;padding:60px 0;font-size:14px}

/* ---------- home / stream ---------- */
.stream-top{
  text-align:center; padding:6px 0 14px;
  font-size:12.5px; color:var(--ink3);
}
.stream-top .warm-word{color:var(--accent)}
.chips{display:flex;gap:8px;overflow-x:auto;padding:0 0 12px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none; border:1px solid var(--line2); border-radius:999px;
  padding:6px 13px; font-size:12.5px; color:var(--ink2);
  background:var(--surface); white-space:nowrap;
}
.chip.active{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.hallpills{display:flex;gap:6px;padding:0 0 10px;max-width:520px;margin:0 auto}
.hallpills .chip{flex:1;text-align:center;padding:7px 2px;font-size:13px}

#stream{
  max-width:520px; margin:0 auto;
  display:flex; flex-direction:column; align-items:center;
}
.filler{min-height:52px;display:flex;align-items:center;font-size:13px;color:var(--ink3)}
#card{
  width:100%; border-radius:var(--radius); background:var(--surface);
  border:.5px solid var(--line); box-shadow:var(--shadow);
  overflow:hidden;
  touch-action:pan-y;
  animation:rise .28s ease both;
}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.card-head{
  display:flex; align-items:center; gap:6px;
  padding:12px 16px 0;
}
.badge{
  font-size:11px; border-radius:6px; padding:2px 8px; font-weight:500;
}
.badge.scene{background:color-mix(in srgb,var(--scene) 12%,transparent);color:var(--scene)}
.badge.word{background:color-mix(in srgb,var(--word) 12%,transparent);color:var(--word)}
.badge.gram{background:color-mix(in srgb,var(--gram) 12%,transparent);color:var(--gram)}
.badge.old{background:var(--surface2);color:var(--ink2)}
.card-head .grow{flex:1}
#favBtn{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:var(--ink3);
}
#favBtn.on{color:var(--warm)}
#favBtn svg{fill:transparent;stroke:currentColor;stroke-width:1.7}
#favBtn.on svg{fill:currentColor;stroke:currentColor}

.card-body{padding:8px 22px 18px}
.jp{
  font-size:clamp(24px,6.4vw,34px); line-height:1.5; font-weight:600;
  letter-spacing:.5px; margin:2px 0 0; word-break:break-word;
}
.kana{font-size:15px;color:var(--ink2);margin-top:6px}
.jp.verse{display:flex;flex-direction:column;margin-top:8px}
.jp .vl{line-height:1.8;letter-spacing:.06em}
.psrc{
  display:flex; align-items:baseline; gap:8px; flex-wrap:wrap;
  margin-top:8px;
}
.psrc .pt{font-size:clamp(15px,4.4vw,19px);font-weight:600;letter-spacing:.06em;color:var(--ink)}
.psrc .pa{font-size:12px;color:var(--ink3);letter-spacing:.05em}
.mean{
  margin-top:16px; font-size:16.5px; line-height:1.7;
  border-top:.5px dashed var(--line); padding-top:14px;
}
.memo{
  margin-top:12px; font-size:13px; line-height:1.8;
  color:var(--ink2); background:var(--surface2);
  border-radius:12px; padding:10px 12px;
}
.bg{
  margin-top:12px; font-size:13px; line-height:1.8;
  color:var(--ink2); background:var(--surface2);
  border-radius:12px; padding:10px 12px;
  border-left:3px solid color-mix(in srgb,var(--accent) 55%,transparent);
}
.ex{
  margin-top:14px; font-size:14.5px; line-height:1.9;
}
.ex .ex-en{font-size:12px;color:var(--ink3)}
.ex-line{display:flex;gap:8px;align-items:flex-start}
.ex-line .txt{flex:1;min-width:0}
.ex-say{flex:none;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--accent);margin-top:2px}
.ex-say:active{background:var(--surface2)}
.actions{
  display:flex; gap:10px; padding:0 18px 18px;
}
.act{
  flex:1; height:52px; border-radius:16px;
  display:flex; align-items:center; justify-content:center; gap:8px;
  font-size:15px; font-weight:500;
}
.act.speak{background:var(--surface2);color:var(--ink)}
.act.speak:active{background:var(--line2)}
.act.next{background:var(--accent);color:var(--accent-ink)}
.act.next:active{opacity:.85}

/* ---------- packs ---------- */
.page-title{font-size:18px;font-weight:600;margin:6px 0 4px}
.page-sub{font-size:12.5px;color:var(--ink3);margin:0 0 14px}
.cat-label{
  display:flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--ink2);
  margin:18px 0 10px;
}
.cat-label::after{content:"";flex:1;height:.5px;background:var(--line)}
.dot{width:8px;height:8px;border-radius:50%;flex:none}
.pack-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pack-card{
  background:var(--surface); border:.5px solid var(--line); border-radius:16px;
  padding:14px; text-align:left; position:relative; overflow:hidden;
}
.pack-card:active{transform:scale(.98)}
.pack-card .pname{font-size:15px;font-weight:600;line-height:1.4}
.pack-card .pmeta{font-size:11.5px;color:var(--ink3);margin-top:6px}
.pack-card .pico{
  width:34px;height:34px;border-radius:11px;margin-bottom:10px;
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px;
}

/* ---------- saved list ---------- */
.saved-list{display:flex;flex-direction:column;gap:10px}
.srow{
  background:var(--surface); border:.5px solid var(--line); border-radius:16px;
  padding:12px 14px; display:flex; gap:10px; align-items:center;
}
.srow .sjp{font-size:15.5px;font-weight:600;line-height:1.45}
.srow .stag{font-size:10.5px;letter-spacing:.4px;font-weight:600;margin-bottom:3px;opacity:.95}
.srow .scn{font-size:12.5px;color:var(--ink2);margin-top:2px}
.srow .grow{flex:1;min-width:0}
.srow .mini-btn.speak2{color:var(--accent)}
.empty{
  text-align:center; color:var(--ink3); padding:48px 20px; font-size:13.5px; line-height:1.9;
}
.empty .big{font-size:30px;display:block;margin-bottom:8px;opacity:.6}

/* ---------- me ---------- */
.set-card{
  background:var(--surface); border:.5px solid var(--line); border-radius:16px;
  padding:4px 16px; margin-bottom:12px;
}
.set-row{
  display:flex; align-items:center; gap:12px;
  padding:13px 0; min-height:56px;
}
.set-row + .set-row{border-top:.5px solid var(--line)}
.set-row .grow{flex:1;min-width:0}
.set-row .t{font-size:14.5px;font-weight:500}
.set-row .d{font-size:12px;color:var(--ink3);margin-top:2px;line-height:1.5}
.btn-out{
  border:1px solid var(--line2); border-radius:12px; padding:9px 14px;
  font-size:13.5px; flex:none; background:var(--surface);
}
.btn-out:active{background:var(--surface2)}
.btn-out.danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 40%,transparent)}
.switch{position:relative;width:46px;height:27px;flex:none}
.switch input{opacity:0;width:0;height:0}
.slider{
  position:absolute;inset:0;border-radius:999px;background:var(--line2);
  transition:.2s;
}
.slider::before{
  content:"";position:absolute;width:21px;height:21px;border-radius:50%;
  background:#fff; top:3px; left:3px; transition:.2s;
  box-shadow:0 1px 3px rgba(0,0,0,.2);
}
.switch input:checked + .slider{background:var(--accent)}
.switch input:checked + .slider::before{transform:translateX(19px)}
.about-box{
  font-size:12.5px; color:var(--ink3); line-height:1.9; padding:2px 2px 20px;
}

/* ---------- modal & toast ---------- */
.overlay{
  position:fixed; inset:0; background:rgba(20,18,14,.45);
  display:flex; align-items:flex-end; justify-content:center; z-index:90;
}
.sheet{
  width:100%; max-width:560px; max-height:84dvh; overflow-y:auto;
  background:var(--surface); border-radius:24px 24px 0 0;
  padding:10px 18px calc(22px + var(--safe-b));
  animation:up .24s ease both;
}
@keyframes up{from{transform:translateY(40px);opacity:.4}to{transform:none;opacity:1}}
.sheet-handle{width:44px;height:4px;border-radius:2px;background:var(--line2);margin:4px auto 14px}
.sheet .jp{font-size:26px}
.confirm-row{display:flex;gap:10px;margin-top:16px}
.confirm-row .btn-out{flex:1;text-align:center;padding:12px}
#toast-root{position:fixed;left:0;right:0;top:14px;display:flex;flex-direction:column;align-items:center;gap:8px;z-index:120;pointer-events:none}
.toast{
  background:var(--ink); color:var(--bg); border-radius:999px;
  font-size:13px; padding:9px 16px; box-shadow:var(--shadow);
  animation:rise .22s ease both; max-width:86%; text-align:center;
}

/* 返回小窝主页按钮 */
.home-back{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:10px;
  color:var(--ink2);text-decoration:none;
  background:var(--surface2);
  transition:background .15s,color .15s;
  flex-shrink:0;
}
.home-back:hover{background:var(--accent);color:var(--accent-ink)}