/* 昱诚智维 · 服务号 H5 公共样式（微信内置浏览器友好） */
:root {
  --blue: #165DFF;
  --blue-dark: #0B3FB0;
  --ink: #1D2129;
  --sub: #4E5969;
  --muted: #86909C;
  --line: #E5E6EB;
  --bg: #F5F6F8;
  --ok: #00B42A;
  --warn: #FF7D00;
  --bad: #F53F3F;
  --radius: 12px;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  color: var(--ink); background: var(--bg);
  padding-bottom: 24px;
  /* 桌面浏览器预览时也保持手机宽度，接近微信里的观感 */
  max-width: 480px; margin: 0 auto; min-height: 100vh;
  box-shadow: 0 0 28px rgba(29, 33, 41, .08);
}
a { color: var(--blue); text-decoration: none; }
img { max-width: 100%; display: block; }

/* 顶部品牌条 */
.hero {
  background: linear-gradient(135deg, #0B3FB0 0%, #165DFF 55%, #3C9CFF 100%);
  color: #fff; padding: 22px 18px 20px;
}
.hero h1 { margin: 0 0 4px; font-size: 19px; font-weight: 600; letter-spacing: .3px; }
.hero p { margin: 0; font-size: 13px; opacity: .9; }
.hero .brand-sub { margin-top: 10px; font-size: 12px; opacity: .8; }

/* 普通页面头 */
.navbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 8px;
  background: #fff; border-bottom: 1px solid var(--line);
  padding: 12px 14px; font-size: 16px; font-weight: 600;
}
.navbar .back { font-weight: 400; color: var(--sub); font-size: 15px; cursor: pointer; }

.wrap { padding: 14px; }
.card {
  background: #fff; border-radius: var(--radius); padding: 14px;
  box-shadow: 0 1px 2px rgba(29, 33, 41, .04);
  margin-bottom: 12px;
}
.card h2 { margin: 0 0 10px; font-size: 15px; font-weight: 600; }
.card .hint { color: var(--muted); font-size: 12.5px; }

/* 入口卡片 */
.entry {
  display: flex; align-items: center; gap: 12px;
  background: #fff; border-radius: var(--radius); padding: 16px 14px;
  margin-bottom: 10px; box-shadow: 0 1px 2px rgba(29, 33, 41, .04);
}
.entry:active { background: #F7F8FA; }
.entry .ico {
  width: 42px; height: 42px; border-radius: 12px; flex: 0 0 42px;
  display: flex; align-items: center; justify-content: center;
  background: #E8F3FF; color: var(--blue); font-size: 18px; font-weight: 700;
}
.entry .t { flex: 1; min-width: 0; }
.entry .t b { display: block; font-size: 15px; font-weight: 600; }
.entry .t span { color: var(--muted); font-size: 12.5px; }
.entry .arrow { color: #C9CDD4; }

/* 表单 */
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 13px; color: var(--sub); margin-bottom: 6px; }
.input, textarea.input {
  width: 100%; border: 1px solid var(--line); border-radius: 10px;
  padding: 11px 12px; font-size: 15px; color: var(--ink); background: #fff;
  outline: none; font-family: inherit;
}
.input:focus { border-color: var(--blue); }
textarea.input { min-height: 92px; resize: vertical; }

.btn {
  display: block; width: 100%; border: none; border-radius: 999px;
  padding: 13px 16px; font-size: 16px; font-weight: 600;
  background: var(--blue); color: #fff; font-family: inherit;
}
.btn:active { opacity: .86; }
.btn[disabled] { background: #B7C6E6; }
.btn-ghost {
  background: #fff; color: var(--blue); border: 1px solid var(--blue);
}
.btn-sm { padding: 8px 14px; font-size: 14px; width: auto; display: inline-block; }

/* 候选列表 */
.sug { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; margin-top: 8px; }
.sug-item {
  padding: 11px 12px; border-bottom: 1px solid #F2F3F5; font-size: 14.5px;
  display: flex; justify-content: space-between; gap: 10px; align-items: center;
}
.sug-item:last-child { border-bottom: none; }
.sug-item .meta { color: var(--muted); font-size: 12px; }
.sug-item.on { background: #F0F7FF; }
.picked {
  margin-top: 10px; padding: 10px 12px; border-radius: 10px;
  background: #F0F7FF; border: 1px solid #CFE3FF; font-size: 14px;
}
.picked b { font-size: 15px; }

/* 状态提示 */
.state { text-align: center; padding: 36px 20px; color: var(--muted); font-size: 14px; }
.state .big { font-size: 15px; color: var(--sub); margin-bottom: 6px; }
.err { color: var(--bad); font-size: 13.5px; margin-top: 10px; min-height: 18px; }
.ok-line { color: var(--ok); font-size: 13.5px; }

/* 设备列表 */
.group-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--sub); margin: 16px 4px 8px;
}
.group-title .count { color: var(--muted); }
.dev {
  background: #fff; border-radius: var(--radius); padding: 13px 14px; margin-bottom: 10px;
  display: flex; gap: 12px; align-items: center;
}
.dev .l { flex: 1; min-width: 0; }
.dev .n { font-size: 15px; font-weight: 600; margin-bottom: 2px; }
.dev .s { color: var(--muted); font-size: 12.5px; font-family: ui-monospace, Menlo, monospace; }
.dev .r { text-align: right; font-size: 12px; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11.5px; }
.tag.ok { background: #E8FFEA; color: #009A29; }
.tag.warn { background: #FFF7E6; color: #D25F00; }
.tag.bad { background: #FFECE8; color: #CB2634; }
.tag.gray { background: #F2F3F5; color: #86909C; }
.tag.info { background: #E8F3FF; color: #1668DC; }

/* 参数表 */
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px dashed #F2F3F5; font-size: 14px; }
.kv:last-child { border-bottom: none; }
.kv .k { color: var(--muted); }
.kv .v { text-align: right; }

/* 手风琴（速查） */
.acc-item { border-bottom: 1px solid #F2F3F5; }
.acc-item:last-child { border-bottom: none; }
.acc-head { display: flex; justify-content: space-between; gap: 10px; padding: 12px 0; font-size: 14.5px; font-weight: 500; }
.acc-body { padding: 0 0 12px; font-size: 13.5px; color: var(--sub); }
.acc-body ol { margin: 8px 0 0; padding-left: 20px; }
.acc-body li { margin: 4px 0; }
.acc-body .cause { color: var(--muted); font-size: 13px; }

/* 底部动作行 */
.actions { display: flex; gap: 10px; margin-top: 6px; }
.actions .btn { flex: 1; }

.price { color: var(--bad); font-weight: 600; }

/* toast */
#toast {
  position: fixed; left: 50%; bottom: 70px; transform: translateX(-50%);
  background: rgba(29, 33, 41, .88); color: #fff; padding: 9px 16px;
  border-radius: 999px; font-size: 13.5px; opacity: 0; transition: opacity .2s;
  pointer-events: none; z-index: 99; max-width: 80vw; text-align: center;
}
#toast.show { opacity: 1; }

.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 18px 10px 8px; line-height: 1.8; }