:root{
  --bg: #f5f8f6;
  --ink: #1f2937;
  --muted: #4b5563;
  --border: rgba(31, 41, 55, 0.12);
  --accent: #8fe3b6;         /* mint */
  --panel: #e7f3ec;          /* soft green surface */
  --white: #ffffff;
  --shadow: 0 30px 80px rgba(31, 41, 55, 0.12);
}

* { box-sizing: border-box; }

body{
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 50% 0%, rgba(143, 227, 182, 0.25), transparent 60%),
    linear-gradient(180deg, #f7faf8 0%, #eef3f0 100%);
}

/* layout */
.container{
  width: 92%;
  max-width: 920px;
  margin: 34px auto;
}

/* header */
.header{
  margin-bottom: 14px;
}
.header h1{
  margin: 0 0 6px 0;
  font-size: 30px;
  letter-spacing: -0.02em;
}
.sub{
  margin: 0;
  color: var(--muted);
}

/* cards */
.card{
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}

/* form rows */
.row{
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.label{
  font-weight: 700;
  color: var(--ink);
}

/* inputs */
.input, .select{
  width: 100%;
  padding: 11px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.85);
  font-size: 16px;
  outline: none;
  transition: box-shadow 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
}

.input::placeholder{
  color: rgba(75, 85, 99, 0.7);
}

.input:focus, .select:focus{
  border-color: rgba(143, 227, 182, 0.9);
  box-shadow: 0 0 0 4px rgba(143, 227, 182, 0.25);
}

/* buttons */
.buttons{
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.btn{
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 15px;
  color: var(--ink);
  transition: transform 0.06s ease, filter 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover{
  filter: brightness(0.98);
  box-shadow: 0 10px 24px rgba(31, 41, 55, 0.10);
}

.btn:active{
  transform: translateY(1px);
}

.btn:disabled{
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

.btn.primary{
  background: var(--accent);
  border-color: rgba(31, 41, 55, 0.10);
}

/* api section */
.api{
  margin-top: 6px;
}

.hint{
  grid-column: 2 / 3;
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

/* status row */
.status{
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(231, 243, 236, 0.9), rgba(231, 243, 236, 0.65));
  border: 1px solid var(--border);
}

.statusText{
  font-weight: 800;
}

.metaText{
  color: var(--muted);
  font-size: 14px;
  text-align: right;
}

/* results */
.results{
  display: grid;
  gap: 12px;
}

.wordHeader{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.kv{
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 8px 14px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.k{
  font-size: 12px;
  font-weight: 800;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.v{
  color: var(--ink);
  line-height: 1.35;
}

.v.mono, .mono{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.muted{
  color: var(--muted);
}

.resultItem{
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  background: rgba(255,255,255,0.9);
  transition: transform 0.06s ease, box-shadow 0.15s ease;
}

.resultItem:hover{
  box-shadow: 0 18px 46px rgba(31, 41, 55, 0.10);
  transform: translateY(-1px);
}

.wordLine{
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.pinyin{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  color: var(--muted);
  margin-bottom: 8px;
}

.defs{
  color: var(--ink);
  line-height: 1.35;
}

/* badge */
.badge{
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
  background: rgba(231, 243, 236, 0.9);
  margin-left: 8px;
  color: var(--ink);
}

/* pager */
.pager{
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 14px;
}

/* footer */
.footer{
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  margin-top: 10px;
}

code{
  background: rgba(231, 243, 236, 0.9);
  padding: 2px 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
}