:root {
  --paper: #f3ecdf;
  --ink: #2b241c;
  --muted: #74685b;
  --line: rgba(62, 44, 22, 0.12);
  --card: #fffaf4;
  --card-zh: #f3f7f1;
  --leaf: #2f6f4e;
  --leaf-ink: #f6f3ea;
  --hot: #9a4032;
  --shadow: 0 10px 20px rgba(72, 48, 20, 0.12);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bot: env(safe-area-inset-bottom, 0px);
  color: var(--ink);
  background: var(--paper);
  font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background:
    radial-gradient(900px 420px at 50% -10%, #fff8ee, transparent 60%),
    linear-gradient(180deg, #f7f1e6 0%, #efe4d2 100%);
  color: var(--ink);
}
button, input { font: inherit; color: inherit; }
a { color: var(--leaf); text-decoration: none; }
button { cursor: pointer; }
button:focus-visible { outline: 2px solid var(--leaf); outline-offset: 3px; }
.screen { min-height: 100dvh; }
.screen[hidden], [hidden] { display: none !important; }

.top { padding: calc(18px + var(--safe-top)) 22px 0; text-align: center; }
.brand {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.home-main {
  width: min(440px, 100%);
  margin: 0 auto;
  padding: 18px 22px calc(28px + var(--safe-bot));
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero {
  position: relative;
  width: 250px;
  height: 148px;
  margin: 8px auto 0;
}
.hero-card {
  position: absolute;
  width: 116px;
  height: 78px;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: linear-gradient(180deg, #fffdf9, #f4ecdf);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
  font-weight: 650;
  letter-spacing: 0.01em;
}
.hero-card span { font-size: 18px; line-height: 1; }
.hero-card.is-back { left: 18px; top: 18px; transform: rotate(-8deg); color: #8a7b6a; }
.hero-card.is-mid {
  left: 108px; top: 8px; transform: rotate(6deg);
  background: linear-gradient(180deg, #f8fbf6, #e5f0e2);
}
.hero-card.is-front { left: 78px; top: 58px; transform: rotate(-2deg); }

.titles { margin: 0; display: flex; flex-direction: column; gap: 2px; text-align: center; }
.home-lead {
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}
.en-name {
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.zh-name {
  font-size: 40px;
  line-height: 1.15;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.progress-card {
  background: rgba(255, 252, 247, 0.78);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px 16px 16px;
  box-shadow: 0 8px 24px rgba(72, 48, 20, 0.05);
  text-align: center;
}
.progress-kicker, .progress-sub { margin: 0; color: var(--muted); font-size: 13px; }
.progress-level { margin: 4px 0 2px; font-size: 18px; }
.progress-level strong { font-size: 28px; font-weight: 750; letter-spacing: -0.03em; }
.pace-note { margin: 8px 0 0; color: var(--muted); font-size: 12px; line-height: 1.45; }

.btn {
  appearance: none;
  border: 0;
  border-radius: 14px;
  min-height: 52px;
  padding: 0 16px;
  font-size: 17px;
  font-weight: 650;
}
.btn.primary { background: var(--leaf); color: var(--leaf-ink); }
.btn.primary:disabled { opacity: 0.55; }
.btn.ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn.probe {
  background: #fffaf4;
  color: var(--leaf);
  border: 1px solid rgba(47, 111, 78, 0.35);
}
.btn.probe:disabled { opacity: 0.55; }
a.home-add {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}
.home-quiet {
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}
.home-quiet .text-btn { padding: 0 2px; }

.play-bar {
  display: grid;
  grid-template-columns: 72px 1fr 72px;
  align-items: center;
  padding: calc(8px + var(--safe-top)) 10px 4px;
}
.rank-head { text-align: center; min-width: 0; }
.rank-names {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: baseline;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.rank-names strong { font-size: 18px; color: var(--ink); }
.rank-track {
  height: 6px;
  margin: 4px 18px 0;
  border-radius: 99px;
  background: rgba(47, 111, 78, 0.15);
  overflow: hidden;
}
.rank-track i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--leaf);
}
.rank-step { margin: 2px 0 0; font-size: 12px; color: var(--muted); }
#result-text a { color: var(--leaf); font-weight: 700; }
.pace {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 10px 0 0;
}
.pace button {
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 999px;
  min-height: 36px;
  color: var(--muted);
}
.pace button.is-on {
  background: var(--leaf);
  color: var(--leaf-ink);
  border-color: var(--leaf);
  font-weight: 700;
}
.text-btn {
  border: 0;
  background: transparent;
  min-height: 40px;
  padding: 0 8px;
  color: var(--leaf);
  font-weight: 650;
}
.hint {
  margin: 0 16px 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

#play {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  max-width: 520px;
  margin: 0 auto;
}
.board {
  position: relative;
  flex: 1;
  min-height: 0;
  margin: 0 8px;
  touch-action: manipulation;
}
.card {
  position: absolute;
  border: 1px solid #e3d3bc;
  border-radius: 14px;
  padding: 11px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: linear-gradient(165deg, #ffffff 0%, #fffaf3 52%, #f4eadc 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    1px 2px 0 rgba(120, 90, 50, 0.08),
    3px 6px 10px rgba(72, 48, 20, 0.14);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: 0;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  overflow: hidden;
}
.card.is-zh { background: linear-gradient(165deg, #ffffff 0%, #fffaf3 52%, #f4eadc 100%); }
.card .emoji { font-size: 16px; line-height: 1; font-weight: 400; flex: none; display: block; }
.card .label {
  max-width: 100%;
  white-space: nowrap;
  overflow: visible;
  text-overflow: clip;
  text-align: center;
  line-height: 1.2;
  flex: none;
  padding-bottom: 0.06em;
}
.card.is-blocked,
.card.is-blocked.is-zh {
  background: #ddd6cb;
  color: #8d8478;
  border-color: #cfc6b8;
  box-shadow: none;
  filter: none;
}
.card.is-blocked .label { opacity: 1; }
.card.is-blocked .emoji { opacity: 0.45; }
.card.is-gone { visibility: hidden; }
.card.is-shake { animation: shake 0.18s linear; }
@keyframes shake {
  25% { transform: translateX(-3px); }
  75% { transform: translateX(3px); }
}

.tray {
  padding: 8px 12px calc(10px + var(--safe-bot));
}
.tray-head {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
}
.tray-head strong { font-size: 15px; color: var(--ink); }
.tray-head .text-btn { justify-self: end; font-size: 14px; padding: 0 4px; white-space: nowrap; }
#btn-save-exit { justify-self: start; }
.tray-count.is-hot { color: var(--hot); }
.slots {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 5px;
}
.slot {
  min-height: 54px;
  border-radius: 10px;
  background: rgba(255, 252, 247, 0.45);
  box-shadow: inset 0 0 0 1px rgba(70, 50, 30, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 2px;
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  text-overflow: clip;
}
.slot.is-en,
.slot.is-zh { background: #fffcf8; }
.slot.is-match { animation: pop 0.22s ease; }
@keyframes pop {
  50% { transform: scale(1.08); background: #d9efe0; }
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(48, 38, 26, 0.28);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 4000;
  padding: 16px;
}
.dialog {
  width: min(420px, 100%);
  background: #fffaf4;
  border-radius: 20px;
  padding: 22px 18px calc(18px + var(--safe-bot));
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.dialog h3 { margin: 0; font-size: 28px; }
.dialog p { margin: 0 0 6px; color: var(--muted); }
.overlay.is-report { align-items: center; overflow: auto; background: rgba(48, 38, 26, 0.55); }
.report-wrap {
  width: min(420px, 100%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: auto 0;
  background: #fffaf4;
  border-radius: 22px;
  padding: 0 12px 12px;
  box-shadow: var(--shadow);
}
.report-card {
  background:
    radial-gradient(120px 80px at 100% 0%, rgba(47, 111, 78, 0.16), transparent 70%),
    linear-gradient(180deg, #fffaf4, #f4ecdf);
  border-radius: 22px;
  padding: 22px 6px 14px;
  text-align: center;
}
.report-kicker {
  margin: 0;
  letter-spacing: 0.14em;
  font-size: 12px;
  color: var(--leaf);
}
.report-range {
  margin: 8px 0 0;
  font-size: 32px;
  font-weight: 750;
  line-height: 1.15;
}
.report-where { margin: 6px 0 0; font-size: 16px; }
.report-line { margin: 6px 0 0; color: var(--muted); font-size: 14px; }
.report-qr { margin-top: 14px; }
.report-qr img {
  width: 148px;
  height: 148px;
  background: #fffaf4;
  border-radius: 12px;
}
.report-qr p { margin: 6px 0 0; font-weight: 700; }
.report-foot { margin: 12px 0 0; font-size: 12px; color: var(--muted); }
.rank-list { display: flex; flex-direction: column; gap: 8px; }
.rank-list button {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 12px;
  min-height: 48px;
  padding: 0 14px;
  text-align: left;
}
.rank-list button small { color: var(--muted); }
.rank-list button.is-now { border-color: var(--leaf); color: var(--leaf); }
.rank-list button.is-done { background: #e7f3ec; }
.rank-list button:disabled { opacity: 0.45; }

.sheet { position: fixed; inset: 0; z-index: 3000; }
.sheet-backdrop { position: absolute; inset: 0; background: rgba(48, 38, 26, 0.28); }
.sheet-panel {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  max-height: min(78dvh, 640px);
  overflow: auto;
  background: #fffaf4;
  border-radius: 20px 20px 0 0;
  padding: 8px 16px calc(18px + var(--safe-bot));
  box-shadow: 0 -8px 30px rgba(48, 38, 26, 0.12);
}
.sheet-grab {
  width: 40px; height: 4px; border-radius: 4px;
  background: rgba(62, 44, 22, 0.16);
  margin: 4px auto 8px;
}
.sheet-head { display: flex; align-items: center; justify-content: space-between; }
.sheet-head h3 { margin: 0; font-size: 18px; }

.switch-row, .link-row {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 58px;
  padding: 8px 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  text-align: left;
}
.switch-row small, .link-row small, .note {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 450;
  margin-top: 2px;
}
.knob {
  width: 46px; height: 28px; border-radius: 999px;
  background: #ddd4c6; position: relative; flex: none;
}
.knob::after {
  content: "";
  position: absolute;
  top: 3px; left: 3px;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: white;
  transition: transform 0.15s ease;
}
.switch-row[aria-pressed="true"] .knob { background: var(--leaf); }
.switch-row[aria-pressed="true"] .knob::after { transform: translateX(18px); }
.chev { color: var(--muted); }

.level-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  padding: 8px 0 12px;
}
.level-grid button {
  min-height: 46px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  font-weight: 700;
}
.level-grid button.is-done { background: #e7f3ea; color: var(--leaf); }
.level-grid button.is-now { background: var(--leaf); color: var(--leaf-ink); border-color: transparent; }
.level-grid button:disabled { opacity: 0.38; }

.band-list { display: flex; flex-direction: column; gap: 8px; padding: 8px 0 12px; }
.band-list button {
  text-align: left;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 14px;
  min-height: 58px;
  padding: 8px 12px;
  font-weight: 700;
}
.band-list button small {
  display: block;
  color: var(--muted);
  font-weight: 450;
  font-size: 12px;
  margin-top: 2px;
}
.band-list button.is-now { background: #e7f3ea; border-color: transparent; }
.band-toast {
  position: absolute;
  left: 16px;
  right: 16px;
  z-index: 30;
  margin: 0;
  text-align: center;
  color: var(--leaf);
  font-weight: 700;
  font-size: 14px;
  pointer-events: none;
}
.level-pop {
  position: absolute;
  left: 0;
  right: 0;
  top: 42%;
  z-index: 40;
  margin: 0;
  text-align: center;
  color: var(--leaf);
  font-size: 40px;
  font-weight: 800;
  letter-spacing: 0.12em;
  pointer-events: none;
}
.level-pop.is-on { animation: level-pop 0.68s ease; }
@keyframes level-pop {
  0% { transform: scale(0.7); opacity: 0; }
  28% { transform: scale(1.06); opacity: 1; }
  62% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1); opacity: 0; }
}

.vocab-list { display: flex; flex-direction: column; padding-bottom: 8px; }
.vocab-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid var(--line);
}
.vocab-word {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
  min-height: 48px;
  border: 0;
  background: transparent;
  text-align: left;
  font-weight: 650;
  padding: 0;
}
.vocab-word span { color: var(--muted); font-weight: 500; }
.vocab-mark {
  border: 0;
  background: #e7f3ea;
  color: var(--leaf);
  border-radius: 999px;
  min-height: 36px;
  padding: 0 12px;
  font-size: 13px;
  font-weight: 650;
  white-space: nowrap;
}
.ebk-link {
  display: block;
  margin: 4px 0 14px;
  color: var(--leaf);
  font-weight: 650;
}

.guide {
  width: min(440px, 100%);
  margin: 0 auto;
  padding: 8px 22px calc(28px + var(--safe-bot));
}
.guide h1 { font-size: 28px; margin: 8px 0; }
.guide h2 { font-size: 18px; margin: 22px 0 8px; }
.guide p, .guide li { color: var(--ink); line-height: 1.55; }
.guide ol { padding-left: 1.2em; }
.addr-row {
  margin: 12px 0 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.addr {
  flex: 1;
  height: 46px;
  border-radius: 23px;
  background: #e6e1d8;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 0 14px 0 16px;
}
.addr-url { margin-right: auto; color: #6d6458; font-size: 15px; }
.addr-more { color: #6d6458; font-weight: 700; letter-spacing: 1px; padding: 0 4px; }
.share-card {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
  margin: 4px 0 8px;
}
#sheet-body > .btn {
  display: block;
  width: 100%;
}
.fake-bar {
  margin: 10px 0 14px;
  height: 46px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 8px;
}
.share-mark {
  width: 36px; height: 36px; border-radius: 10px;
  display: grid; place-items: center;
  background: #e7f3ea;
  color: var(--leaf);
  font-size: 20px;
  font-weight: 700;
}
.menu {
  margin: 0 0 8px auto;
  width: min(230px, 100%);
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.menu div { padding: 12px 14px; border-bottom: 1px solid var(--line); color: var(--muted); }
.menu .pick { color: var(--ink); font-weight: 700; background: #f3faf4; }

.fly-card {
  position: fixed;
  z-index: 50;
  margin: 0;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .card, .slot, .knob::after { animation: none !important; transition: none !important; }
}