:root {
  color-scheme: light;
  --bg: #f4f6f2;
  --surface: #ffffff;
  --surface-soft: #edf3ee;
  --text: #202925;
  --text-muted: #66716c;
  --border: #d9dfda;
  --border-strong: #bbc5bd;
  --primary: #2d6a4f;
  --primary-dark: #1f513c;
  --primary-soft: #e0efe6;
  --danger: #c83e42;
  --danger-soft: #fbe8e8;
  --warning: #9a6700;
  --warning-soft: #fff2c7;
  --orange: #c85c36;
  --orange-soft: #fbe9df;
  --blue: #2e6681;
  --blue-soft: #e3f0f5;
  --shadow: 0 14px 36px rgba(31, 52, 42, 0.12);
  --radius: 8px;
  --font: "Microsoft YaHei UI", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
}

body.dialog-open {
  overflow: hidden;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
  letter-spacing: 0;
}

button,
label[for] {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: var(--surface);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

input,
select {
  min-height: 42px;
  padding: 8px 11px;
}

textarea {
  min-height: 88px;
  padding: 10px 11px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible,
label[for]:focus-visible {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.15);
}

input[aria-invalid="true"],
select[aria-invalid="true"] {
  border-color: var(--danger);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  letter-spacing: 0;
}

svg {
  display: block;
  width: 18px;
  height: 18px;
  stroke-width: 1.8;
}

[hidden] {
  display: none !important;
}

.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 15px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  white-space: nowrap;
  transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

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

.button-primary {
  color: #fff;
  background: var(--primary);
}

.button-primary:hover {
  background: var(--primary-dark);
}

.button-secondary {
  border-color: var(--border-strong);
  background: var(--surface);
}

.button-secondary:hover,
.button-quiet:hover {
  background: var(--surface-soft);
}

.button-quiet {
  border-color: transparent;
  background: transparent;
}

.button-danger {
  color: #fff;
  background: var(--danger);
}

.button-danger-outline {
  color: var(--danger);
  border-color: #dfa5a7;
  background: var(--surface);
}

.icon-button {
  display: inline-grid;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  place-items: center;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
}

.icon-button:hover {
  border-color: var(--border-strong);
  background: var(--surface-soft);
}