/* 与需求脑图主题色呼应，便于后续小程序统一 */
:root {
  --color-bg: #f4f6f8;
  --color-surface: #ffffff;
  --color-primary: #1a3a6e;
  --color-primary-dark: #0d2147;
  --color-accent: #e8a317;
  --color-accent-soft: #fff4d9;
  --color-success: #1f8a5b;
  --color-success-soft: #e8f5ee;
  --color-warning: #c45c3a;
  --color-warning-soft: #fdf0eb;
  --color-danger: #c62828;
  --color-danger-soft: #fdeaea;
  --color-info: #0077cc;
  --color-info-soft: #e6f2ff;
  --color-muted: #6b7280;
  --color-muted-soft: #f3f4f6;
  --color-border: #e5e7eb;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 4px 20px rgba(13, 33, 71, 0.08);
  --shadow-sm: 0 1px 4px rgba(13, 33, 71, 0.06);
  --font: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;

  /* 大B端专用色 */
  --b2b-primary: #1a3a6e;
  --b2b-primary-dark: #0d2147;
  --b2b-accent: #0088d1;
  --b2b-accent-soft: #e0f3ff;

  /* 师傅端专用色 */
  --worker-primary: #107c10;
  --worker-primary-dark: #074207;
  --worker-accent: #3daa3d;
  --worker-accent-soft: #e8f5e8;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--color-bg);
  color: #1f2937;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

.mp-page {
  min-height: 100vh;
  max-width: 420px;
  margin: 0 auto;
  background: var(--color-surface);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  padding-bottom: env(safe-area-inset-bottom, 12px);
}

.mp-header {
  padding: 12px 16px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  font-weight: 600;
  font-size: 17px;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 10;
}

.mp-content {
  flex: 1;
  padding: 16px;
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  padding: 14px 16px;
  margin-bottom: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 8px;
}

.tag {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: #8a5a00;
  margin-right: 6px;
}

.btn-primary {
  display: block;
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
}

.btn-ghost {
  display: inline-block;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: #fff;
  font-size: 14px;
  cursor: pointer;
}

.tabbar {
  display: flex;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 6px 0 10px;
}

.tabbar a {
  flex: 1;
  text-align: center;
  font-size: 11px;
  color: var(--color-muted);
  padding: 4px;
}

.tabbar a.active {
  color: var(--color-primary);
  font-weight: 600;
}

.tabbar .icon {
  display: block;
  margin-bottom: 3px;
  line-height: 1;
}

.tabbar .icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  opacity: 0.38;
  display: block;
  margin: 0 auto;
  transition: opacity 0.15s;
}

.tabbar a.active .icon svg {
  opacity: 1;
}