/* ==========================================================================
   宠知AI · 会员服务 H5（商品/服务页 & 确认订单页）
   移动端优先，复用官网奶油暖调设计语言
   ========================================================================== */

:root {
  --cream:        #FFEFCB;
  --cream-soft:   #FBF4EC;
  --cream-card:   #FFFDF7;
  --sand:         #F2E8DE;
  --coral:        #E05A4F;
  --coral-deep:   #963C20;
  --rust:         #8E2F25;
  --amber:        #E3A029;
  --amber-soft:   #FFEAB5;
  --ink:          #4A3420;
  --ink-soft:     #7A5210;
  --ink-muted:    #8B7663;
  --line:         #EFE2D2;
  --go:           #2E9E63;
  --alipay:       #1677FF;

  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 24px;
  --r-pill: 999px;
  --shadow-sm: 0 2px 10px rgba(122, 82, 16, .08);
  --shadow-md: 0 10px 28px rgba(122, 82, 16, .12);

  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
          "Helvetica Neue", Arial, system-ui, -apple-system, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--cream-soft);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 92px;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

.wrap { max-width: 480px; margin: 0 auto; padding: 0 16px; }

/* ---------- 顶部栏（含官网域名） ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(251, 244, 236, .94);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 480px; margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; gap: 10px;
}
.topbar img { width: 30px; height: 30px; border-radius: 8px; }
.topbar .name { font-weight: 800; font-size: 15.5px; letter-spacing: .2px; }
.topbar .host {
  margin-left: auto; font-size: 11.5px; color: var(--ink-muted);
  border: 1px solid var(--line); background: #FFFBF2;
  border-radius: var(--r-pill); padding: 3px 10px; white-space: nowrap;
}

/* ---------- 区块 ---------- */
.sec { margin-top: 16px; }
.sec-title {
  font-size: 13px; font-weight: 800; color: var(--ink-soft);
  letter-spacing: .4px; margin: 0 0 8px 2px;
}
.card {
  background: var(--cream-card); border: 1px solid var(--line);
  border-radius: var(--r-md); box-shadow: var(--shadow-sm); overflow: hidden;
}
.card-pad { padding: 16px; }

/* ---------- 服务头图 ---------- */
.svc-hero {
  margin-top: 16px; border-radius: var(--r-lg); overflow: hidden;
  background: linear-gradient(150deg, #FFE3B8 0%, #FFEFCB 55%, #FDF6EC 100%);
  border: 1px solid #F3DFC0; padding: 20px 18px;
}
.svc-hero .badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--coral); color: #fff; font-size: 11.5px; font-weight: 700;
  border-radius: var(--r-pill); padding: 4px 11px; margin-bottom: 12px;
}
.svc-hero h1 { font-size: 23px; line-height: 1.3; margin: 0 0 8px; letter-spacing: -.2px; }
.svc-hero .sub { font-size: 14px; color: var(--ink-soft); margin: 0; }
.svc-hero .price-row { display: flex; align-items: baseline; gap: 8px; margin-top: 14px; }
.svc-hero .price-row b { font-size: 32px; color: var(--coral-deep); letter-spacing: -.5px; }
.svc-hero .price-row span { font-size: 13px; color: var(--ink-muted); }

/* ---------- 权益清单 ---------- */
.benefits { display: grid; gap: 0; }
.benefits li {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 12px 16px; border-top: 1px solid var(--line);
  font-size: 14.5px;
}
.benefits li:first-child { border-top: 0; }
.benefits .tick {
  flex: none; width: 18px; height: 18px; border-radius: 50%;
  background: #DDEED8; color: var(--go); font-size: 12px;
  display: grid; place-items: center; margin-top: 3px; font-weight: 700;
}
.benefits .k { font-weight: 600; }
.benefits .v { color: var(--ink-muted); font-size: 13px; display: block; margin-top: 1px; }

/* ---------- 套餐选择 ---------- */
.plans { display: grid; gap: 10px; padding: 14px; }
.plan {
  position: relative; display: flex; align-items: center; gap: 12px;
  border: 1.5px solid var(--line); border-radius: var(--r-md);
  padding: 14px; background: #FFFDF7; cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
.plan.on { border-color: var(--coral); background: #FFF6F1; }
.plan .radio {
  flex: none; width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid #D8C4AA; display: grid; place-items: center;
}
.plan.on .radio { border-color: var(--coral); }
.plan.on .radio::after {
  content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--coral);
}
.plan .meta { flex: 1; min-width: 0; }
.plan .t { display: block; font-weight: 700; font-size: 15px; }
.plan .d { display: block; font-size: 12.5px; color: var(--ink-muted); }
.plan .p { text-align: right; }
.plan .p b { font-size: 19px; color: var(--coral-deep); }
.plan .p small { display: block; font-size: 11.5px; color: var(--ink-muted); }
.plan .tag {
  position: absolute; top: -9px; right: 12px;
  background: var(--amber); color: #4A3420; font-size: 10.5px; font-weight: 800;
  border-radius: var(--r-pill); padding: 2px 9px;
}

/* ---------- 信息行 ---------- */
.rows { display: grid; }
.row {
  display: flex; gap: 12px; align-items: baseline; justify-content: space-between;
  padding: 11px 16px; border-top: 1px solid var(--line); font-size: 14px;
}
.row:first-child { border-top: 0; }
.row .lbl { color: var(--ink-muted); flex: none; }
.row .val { text-align: right; font-weight: 600; word-break: break-all; }
.row .val.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
.row .val .note { display: block; font-weight: 400; color: var(--ink-muted); font-size: 12px; }

.notice {
  font-size: 12.5px; line-height: 1.85; color: var(--ink-soft);
  background: #FFFBF2; border: 1px solid var(--line);
  border-radius: var(--r-sm); padding: 12px 14px;
}
.notice b { color: var(--rust); }
.notice ol { margin: 6px 0 0; padding-left: 18px; }
.notice li { margin-top: 3px; }

/* ---------- 支付方式 ---------- */
.pays { display: grid; gap: 10px; padding: 14px; }
.pay {
  display: flex; align-items: center; gap: 12px;
  border: 1.5px solid var(--line); border-radius: var(--r-md);
  padding: 13px 14px; background: #FFFDF7; cursor: pointer;
}
.pay.on { border-color: var(--alipay); background: #F4F9FF; }
.pay .ico {
  flex: none; width: 30px; height: 30px; border-radius: 8px;
  display: grid; place-items: center; font-size: 15px; font-weight: 800; color: #fff;
}
.pay .ico.alipay { background: var(--alipay); }
.pay .ico.wechat { background: #07C160; }
.pay .txt { flex: 1; min-width: 0; }
.pay .t { display: block; font-weight: 700; font-size: 15px; }
.pay .d { display: block; font-size: 12px; color: var(--ink-muted); }
.pay .radio {
  margin-left: auto; flex: none; width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid #D8C4AA; display: grid; place-items: center;
}
.pay.on .radio { border-color: var(--alipay); }
.pay.on .radio::after {
  content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--alipay);
}

/* ---------- 底部结算条 ---------- */
.checkout {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  background: rgba(255, 253, 247, .97);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
}
.checkout-inner {
  max-width: 480px; margin: 0 auto;
  display: flex; align-items: center; gap: 12px;
}
.checkout .sum { flex: 1; min-width: 0; }
.checkout .sum .amt { font-size: 21px; font-weight: 800; color: var(--coral-deep); }
.checkout .sum .amt small { font-size: 12px; font-weight: 500; color: var(--ink-muted); }
.checkout .sum .tip { font-size: 11.5px; color: var(--ink-muted); }
.btn-pay {
  flex: none; border: 0; cursor: pointer; font-family: inherit;
  background: linear-gradient(180deg, #E8675B, var(--coral));
  color: #fff; font-size: 16px; font-weight: 800; letter-spacing: .5px;
  padding: 13px 30px; border-radius: var(--r-pill);
  box-shadow: 0 8px 20px rgba(224, 90, 79, .32);
}
.btn-pay:active { transform: translateY(1px); }

/* ---------- 商家信息 / 页脚 ---------- */
.biz { font-size: 12.5px; color: var(--ink-muted); line-height: 1.9; }
.biz .biz-name { color: var(--ink); font-weight: 700; font-size: 13.5px; }
.biz a { color: var(--coral-deep); }
footer.site-foot {
  margin-top: 22px; padding: 20px 0 26px; border-top: 1px solid var(--line);
  font-size: 11.5px; color: var(--ink-muted); text-align: center; line-height: 1.9;
}
footer.site-foot .dom { color: var(--ink-soft); font-weight: 700; }
.legal-links { display: flex; gap: 14px; justify-content: center; margin-top: 6px; }
.legal-links a { color: var(--coral-deep); }

/* ---------- 协议页 ---------- */
.doc { padding: 18px 0 40px; }
.doc h1 { font-size: 21px; margin: 4px 0 4px; }
.doc .upd { font-size: 12px; color: var(--ink-muted); margin-bottom: 16px; }
.doc h2 { font-size: 15.5px; margin: 22px 0 6px; }
.doc p, .doc li { font-size: 14px; color: #5B4630; }
.doc ol { padding-left: 20px; }