/* =========================================================================
   乐游香山 · 文旅导赏平台 —— 设计系统
   手机端 + 电脑端自适应；古城/非遗主题
   ========================================================================= */

:root {
  /* 主色：中国红（灯笼） + 黛青 + 暖纸 + 鎏金 */
  --red:        #b5331f;
  --red-deep:   #8c2417;
  --red-soft:   #f4e4df;
  --ink:        #20303a;     /* 黛青墨 */
  --teal:       #2f5d57;     /* 建筑绿 */
  --gold:       #b9893f;
  --gold-soft:  #f3e7cf;
  --paper:      #faf6ef;     /* 纸底 */
  --paper-2:    #f3ecdf;
  --card:       #ffffff;
  --line:       #e7ded0;
  --text:       #2a2622;
  --muted:      #7a7269;
  --green-ok:   #2f7d52;

  --shadow-sm: 0 2px 10px rgba(40,30,20,.06);
  --shadow:    0 8px 28px rgba(40,30,20,.10);
  --shadow-lg: 0 18px 50px rgba(40,30,20,.16);

  --radius:   16px;
  --radius-sm: 10px;
  --maxw: 1160px;

  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --font-sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 700; line-height: 1.3; color: var(--ink); margin: 0; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.serif { font-family: var(--font-serif); }
.muted { color: var(--muted); }
.center { text-align: center; }
.hidden { display: none !important; }

/* ---------------- 顶部导航（电脑/平板） ---------------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250,246,239,.92);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap { display: flex; align-items: center; gap: 18px; height: 64px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo .seal {
  width: 40px; height: 40px; border-radius: 9px;
  background: linear-gradient(150deg, var(--red), var(--red-deep));
  color: #fff; font-family: var(--font-serif); font-weight: 700;
  display: grid; place-items: center; font-size: 19px; letter-spacing: 1px;
  box-shadow: var(--shadow-sm);
}
.logo b { font-family: var(--font-serif); font-size: 20px; color: var(--ink); letter-spacing: 1px; }
.logo small { display: block; font-size: 11px; color: var(--muted); letter-spacing: .5px; font-family: var(--font-sans); }
.nav { display: flex; gap: 6px; margin-left: auto; align-items: center; }
.nav a {
  padding: 8px 14px; border-radius: 999px; font-size: 15px; color: var(--ink);
  transition: background .2s, color .2s;
}
.nav a:hover { background: var(--red-soft); color: var(--red-deep); }
.nav a.cta {
  background: linear-gradient(150deg, var(--red), var(--red-deep)); color: #fff; font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.nav a.cta:hover { filter: brightness(1.06); color:#fff; }

/* ---------------- Hero ---------------- */
.hero { position: relative; overflow: hidden; }
.hero-slides { position: absolute; inset: 0; }
.hero-slides .slide {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1.1s ease; transform: scale(1.04);
}
.hero-slides .slide.on { opacity: 1; }
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,20,25,.30) 0%, rgba(20,15,12,.20) 40%, rgba(30,15,10,.72) 100%);
}
.hero-inner {
  position: relative; z-index: 2; max-width: var(--maxw); margin: 0 auto; padding: 0 20px;
  min-height: 78vh; display: flex; flex-direction: column; justify-content: flex-end; padding-bottom: 56px;
}
.hero .kicker {
  display: inline-flex; align-items: center; gap: 8px; align-self: flex-start;
  background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.35);
  color: #fff; padding: 6px 14px; border-radius: 999px; font-size: 13px; letter-spacing: 2px;
  backdrop-filter: blur(4px);
}
.hero h1 { color: #fff; font-size: clamp(34px, 6vw, 62px); margin: 16px 0 10px; letter-spacing: 2px; text-shadow: 0 2px 24px rgba(0,0,0,.35); }
.hero .lead { color: rgba(255,255,255,.92); font-size: clamp(15px, 2.4vw, 20px); max-width: 640px; }
.hero .org { color: rgba(255,255,255,.78); font-size: 13px; margin-top: 10px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px; font-size: 16px; font-weight: 600;
  cursor: pointer; border: 1.5px solid transparent; transition: all .2s; font-family: var(--font-sans);
}
.btn-primary { background: linear-gradient(150deg, var(--red), var(--red-deep)); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { filter: brightness(1.07); transform: translateY(-1px); }
.btn-ghost { background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.6); backdrop-filter: blur(4px); }
.btn-ghost:hover { background: rgba(255,255,255,.26); }
.btn-line { background: #fff; color: var(--red-deep); border-color: var(--red); }
.btn-line:hover { background: var(--red-soft); }
.btn-block { width: 100%; }
.btn-lg { padding: 16px 30px; font-size: 17px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ---------------- 区块 ---------------- */
section.block { padding: 64px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 40px; }
.section-head .tag { color: var(--red); font-size: 14px; letter-spacing: 3px; font-weight: 600; }
.section-head h2 { font-size: clamp(26px, 4vw, 38px); margin: 10px 0 12px; }
.section-head p { color: var(--muted); font-size: 16px; }
.deco-line { width: 56px; height: 3px; background: linear-gradient(90deg, var(--red), var(--gold)); border-radius: 3px; margin: 14px auto 0; }

/* 介绍区 */
.intro { background: var(--paper-2); }
.intro-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; align-items: center; }
.intro-media { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4/3; }
.intro-media img, .intro-media video { width: 100%; height: 100%; object-fit: cover; }
.intro-media .playbtn {
  position: absolute; inset: 0; display: grid; place-items: center; cursor: pointer;
  background: rgba(20,15,12,.28); transition: background .25s;
}
.intro-media .playbtn:hover { background: rgba(20,15,12,.42); }
.intro-media .playbtn span {
  width: 72px; height: 72px; border-radius: 50%; background: rgba(255,255,255,.92);
  display: grid; place-items: center; box-shadow: var(--shadow);
}
.intro-media .playbtn span::after { content: ""; border-style: solid; border-width: 13px 0 13px 22px; border-color: transparent transparent transparent var(--red-deep); margin-left: 5px; }
.intro-text h2 { font-size: clamp(24px, 3.6vw, 34px); margin-bottom: 8px; }
.intro-text .sub { color: var(--red); font-weight: 600; letter-spacing: 1px; margin-bottom: 18px; }
.intro-text p { color: #4a443c; font-size: 16px; }
.facts { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; }
.fact { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 14px 18px; box-shadow: var(--shadow-sm); flex: 1 1 130px; }
.fact b { font-family: var(--font-serif); font-size: 24px; color: var(--red-deep); display: block; }
.fact small { color: var(--muted); font-size: 13px; }

/* ---------------- 项目卡片列表 ---------------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s; display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.card-img { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.card:hover .card-img img { transform: scale(1.06); }
.card-badge {
  position: absolute; top: 12px; left: 12px; background: rgba(181,51,31,.95); color: #fff;
  font-size: 12px; padding: 5px 12px; border-radius: 999px; letter-spacing: .5px; backdrop-filter: blur(2px);
}
.card-cat {
  position: absolute; top: 12px; right: 12px; background: rgba(255,255,255,.92); color: var(--ink);
  font-size: 12px; padding: 5px 11px; border-radius: 999px; font-weight: 600;
}
.card-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { font-size: 20px; margin-bottom: 6px; }
.card-body .csub { color: var(--red); font-size: 13.5px; font-weight: 600; margin-bottom: 8px; }
.card-body p { color: var(--muted); font-size: 14.5px; flex: 1; margin: 0 0 14px; }
.card-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip { background: var(--paper-2); border: 1px solid var(--line); color: #5a534a; font-size: 12.5px; padding: 4px 10px; border-radius: 999px; }
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.price { font-family: var(--font-serif); color: var(--red-deep); }
.price b { font-size: 26px; }
.price small { color: var(--muted); font-size: 13px; font-family: var(--font-sans); }
.price .free { font-size: 18px; }

/* ---------------- 详情页 ---------------- */
.detail-hero { position: relative; height: 46vh; min-height: 320px; background-size: cover; background-position: center; }
.detail-hero::after { content:""; position:absolute; inset:0; background: linear-gradient(180deg, rgba(0,0,0,.15), rgba(20,15,10,.7)); }
.detail-hero .wrap { position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; padding-bottom: 30px; }
.detail-hero .badge-row { display: flex; gap: 8px; margin-bottom: 12px; }
.detail-hero .badge-row span { background: rgba(255,255,255,.92); color: var(--red-deep); font-size: 13px; font-weight: 600; padding: 5px 13px; border-radius: 999px; }
.detail-hero h1 { color: #fff; font-size: clamp(26px, 4.6vw, 44px); text-shadow: 0 2px 20px rgba(0,0,0,.4); }
.detail-hero .dsub { color: rgba(255,255,255,.92); font-size: 17px; margin-top: 6px; }
.crumbs { font-size: 14px; color: var(--muted); padding: 16px 0; }
.crumbs a:hover { color: var(--red); }
.detail-grid { display: grid; grid-template-columns: 1fr 360px; gap: 40px; align-items: start; padding-bottom: 80px; }
.detail-main h2 { font-size: 24px; margin: 36px 0 16px; padding-left: 14px; border-left: 4px solid var(--red); }
.detail-main h2:first-child { margin-top: 8px; }
.lead-p { font-size: 17px; color: #4a443c; }
.gallery { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 8px; }
.gallery img { aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); cursor: pointer; transition: transform .25s; }
.gallery img:hover { transform: scale(1.03); }

/* 线路点位 */
.route-flow { display: flex; flex-wrap: wrap; gap: 10px 6px; align-items: center; }
.route-flow .pt { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; font-size: 14px; box-shadow: var(--shadow-sm); }
.route-flow .pt .n { color: var(--red); font-weight: 700; margin-right: 5px; font-family: var(--font-serif); }
.route-flow .arrow { color: var(--gold); font-weight: 700; }

ul.ticks { list-style: none; padding: 0; margin: 0; }
ul.ticks li { position: relative; padding: 9px 0 9px 30px; border-bottom: 1px dashed var(--line); font-size: 15.5px; }
ul.ticks li::before { content: "✓"; position: absolute; left: 0; top: 9px; color: #fff; background: var(--green-ok); width: 20px; height: 20px; border-radius: 50%; font-size: 12px; display: grid; place-items: center; }

/* 模块卡 */
.modules { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.module { background: var(--gold-soft); border: 1px solid #e8d6b4; border-radius: var(--radius-sm); padding: 14px 16px; }
.module b { display: block; font-size: 15px; color: var(--ink); }
.module small { color: var(--gold); font-weight: 600; }

/* 行程表 */
.timetable { width: 100%; border-collapse: collapse; font-size: 14.5px; box-shadow: var(--shadow-sm); border-radius: var(--radius-sm); overflow: hidden; }
.timetable th { background: var(--ink); color: #fff; text-align: left; padding: 12px 14px; font-family: var(--font-serif); font-weight: 600; }
.timetable td { padding: 11px 14px; border-bottom: 1px solid var(--line); background: #fff; vertical-align: top; }
.timetable tr:nth-child(even) td { background: var(--paper); }
.timetable td:first-child { white-space: nowrap; color: var(--red-deep); font-weight: 600; font-family: var(--font-serif); }
.timetable td:nth-child(2) { font-weight: 600; color: var(--ink); }

/* 详情侧栏预约卡 */
.book-card { position: sticky; top: 84px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.book-card .bc-head { background: linear-gradient(150deg, var(--teal), var(--ink)); color: #fff; padding: 20px 22px; }
.book-card .bc-head .pr { font-family: var(--font-serif); }
.book-card .bc-head .pr b { font-size: 34px; }
.book-card .bc-head .pr small { opacity: .85; }
.book-card .bc-head .pn { font-size: 13px; opacity: .9; margin-top: 2px; }
.book-card .bc-body { padding: 18px 22px 22px; }
.bc-row { display: flex; gap: 10px; padding: 9px 0; border-bottom: 1px dashed var(--line); font-size: 14.5px; }
.bc-row .k { color: var(--muted); width: 76px; flex: none; }
.bc-row .v { color: var(--text); font-weight: 500; }
.book-card .btn { margin-top: 18px; }
.contact-mini { margin-top: 14px; text-align: center; font-size: 13.5px; color: var(--muted); }
.contact-mini b { color: var(--red-deep); }

/* ---------------- 表单（报名表） ---------------- */
.form-page { background: var(--paper-2); min-height: 80vh; padding: 40px 0 100px; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); max-width: 760px; margin: 0 auto; overflow: hidden; }
.form-card .fc-head { background: linear-gradient(150deg, var(--red), var(--red-deep)); color: #fff; padding: 26px 30px; }
.form-card .fc-head h1 { color: #fff; font-size: 26px; }
.form-card .fc-head p { opacity: .9; margin: 6px 0 0; font-size: 14.5px; }
.form-body { padding: 26px 30px 30px; }
.fgroup { margin-bottom: 20px; }
.fgroup > label, .flabel { display: block; font-size: 14.5px; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.flabel .req { color: var(--red); margin-left: 3px; }
.fhint { font-size: 12.5px; color: var(--muted); margin-top: 6px; }
.frow { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
input[type=text], input[type=tel], input[type=number], input[type=date], select, textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  font-size: 15.5px; font-family: var(--font-sans); color: var(--text); background: #fff; transition: border .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--red); box-shadow: 0 0 0 3px rgba(181,51,31,.12); }
input[readonly] { background: var(--paper-2); color: var(--muted); }
textarea { resize: vertical; min-height: 84px; }
select { appearance: none; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' stroke='%237a7269' stroke-width='2' fill='none' stroke-linecap='round'/></svg>"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }

/* 人群类型 / 时段：分段选择 */
.seg { display: flex; flex-wrap: wrap; gap: 10px; }
.seg label {
  flex: 1 1 auto; min-width: 130px; text-align: center; padding: 12px 14px; border: 1.5px solid var(--line);
  border-radius: var(--radius-sm); cursor: pointer; font-size: 14.5px; transition: all .18s; background: #fff; user-select: none;
}
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label:hover { border-color: var(--red); }
.seg input:checked + span, .seg label.on { color: var(--red-deep); }
.seg label:has(input:checked) { border-color: var(--red); background: var(--red-soft); color: var(--red-deep); font-weight: 600; box-shadow: var(--shadow-sm); }

/* 数量步进 */
.stepper { display: inline-flex; align-items: center; border: 1.5px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.stepper button { width: 46px; height: 48px; border: none; background: var(--paper-2); font-size: 22px; cursor: pointer; color: var(--ink); }
.stepper button:hover { background: var(--red-soft); color: var(--red-deep); }
.stepper input { width: 80px; text-align: center; border: none; border-left: 1.5px solid var(--line); border-right: 1.5px solid var(--line); border-radius: 0; height: 48px; }

/* 模块多选 */
.mod-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mod-list label { display: flex; align-items: flex-start; gap: 10px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); padding: 12px 14px; cursor: pointer; font-size: 14px; transition: all .18s; }
.mod-list label:has(input:checked) { border-color: var(--gold); background: var(--gold-soft); }
.mod-list input { margin-top: 3px; accent-color: var(--red); width: 16px; height: 16px; }
.mod-list .mn { font-weight: 600; color: var(--ink); display: block; }
.mod-list .mp { color: var(--gold); font-size: 12.5px; }

/* 须知 / 价格预估 */
.notice-box { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 18px; font-size: 13.5px; color: #5a534a; }
.notice-box ul { margin: 0; padding-left: 18px; }
.notice-box li { margin: 5px 0; }
.estimate { background: linear-gradient(150deg, var(--teal), var(--ink)); color: #fff; border-radius: var(--radius-sm); padding: 18px 20px; display: flex; justify-content: space-between; align-items: center; }
.estimate .e-k { font-size: 14px; opacity: .9; }
.estimate .e-v { font-family: var(--font-serif); }
.estimate .e-v b { font-size: 30px; }
.estimate .e-note { font-size: 12px; opacity: .8; }

.agree { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: #5a534a; }
.agree input { margin-top: 4px; accent-color: var(--red); width: 16px; height: 16px; flex: none; }
.field-error { color: var(--red); font-size: 12.5px; margin-top: 6px; display: none; }
.fgroup.err input, .fgroup.err select { border-color: var(--red); }
.fgroup.err .field-error { display: block; }

/* 成功面板 */
.success { text-align: center; padding: 40px 30px; }
.success .ic { width: 84px; height: 84px; border-radius: 50%; background: var(--green-ok); color: #fff; display: grid; place-items: center; margin: 0 auto 20px; font-size: 44px; box-shadow: var(--shadow); }
.success h2 { font-size: 28px; }
.order-no { display: inline-block; background: var(--red-soft); color: var(--red-deep); font-family: var(--font-serif); font-size: 22px; letter-spacing: 2px; padding: 8px 22px; border-radius: 999px; margin: 16px 0; }
.success .summary { text-align: left; max-width: 440px; margin: 20px auto; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 18px 20px; }
.success .summary .bc-row .k { width: 92px; }

/* ---------------- 联系 / 客服区 ---------------- */
.contact { background: var(--ink); color: #e9e2d5; }
.contact .wrap { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; padding: 56px 20px; align-items: center; }
.contact h2 { color: #fff; font-size: 30px; margin-bottom: 10px; }
.contact p { color: #c8bfb0; }
.contact .ways { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 22px; }
.contact .way { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-sm); padding: 16px 20px; min-width: 180px; }
.contact .way small { color: #b3a994; font-size: 12px; }
.contact .way b { display: block; font-size: 19px; color: #fff; font-family: var(--font-serif); margin-top: 3px; }
.qr-card { background: #fff; border-radius: var(--radius); padding: 18px; text-align: center; color: var(--ink); box-shadow: var(--shadow-lg); max-width: 240px; margin: 0 auto; }
.qr-card img { width: 100%; border-radius: var(--radius-sm); }
.qr-card p { color: var(--muted); font-size: 13px; margin: 10px 0 0; }

/* ---------------- 页脚 ---------------- */
footer.foot { background: #161d22; color: #8e8779; text-align: center; padding: 30px 20px; font-size: 13px; }
footer.foot a:hover { color: #c8bfb0; }
footer.foot .fl { margin-bottom: 8px; }
footer.foot .fl a { margin: 0 10px; color: #b3a994; }

/* ---------------- 手机底部固定导航 ---------------- */
.mobilebar { display: none; }
.mobilebar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  background: rgba(255,255,255,.97); border-top: 1px solid var(--line);
  backdrop-filter: blur(8px); padding-bottom: env(safe-area-inset-bottom);
}
.mobilebar .mb-grid { display: grid; grid-template-columns: 1fr 1fr 1.4fr; }
.mobilebar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; padding: 9px 4px; font-size: 11.5px; color: var(--muted); }
.mobilebar a svg { width: 22px; height: 22px; }
.mobilebar a.book { margin: 7px 10px; background: linear-gradient(150deg, var(--red), var(--red-deep)); color: #fff; border-radius: 999px; flex-direction: row; gap: 7px; font-size: 15px; font-weight: 600; }
.mobilebar a.book svg { width: 18px; height: 18px; }

/* 弹层（客服 / 图片预览） */
.modal { position: fixed; inset: 0; z-index: 80; background: rgba(15,12,10,.7); display: none; place-items: center; padding: 20px; }
.modal.on { display: grid; }
.modal-card { background: #fff; border-radius: var(--radius); max-width: 340px; width: 100%; padding: 26px; text-align: center; position: relative; }
.modal-card h3 { font-size: 20px; margin-bottom: 4px; }
.modal-card .close { position: absolute; top: 12px; right: 14px; font-size: 26px; color: var(--muted); cursor: pointer; line-height: 1; }
.modal-card img.qr { width: 190px; height: 190px; object-fit: cover; border-radius: var(--radius-sm); margin: 14px auto; border: 1px solid var(--line); }
.modal-card .way { padding: 10px 0; border-top: 1px solid var(--line); }
.modal-card .way small { color: var(--muted); font-size: 12px; }
.modal-card .way b { display: block; font-size: 18px; color: var(--red-deep); font-family: var(--font-serif); }
.lightbox { position: fixed; inset: 0; z-index: 90; background: rgba(0,0,0,.9); display: none; place-items: center; padding: 20px; }
.lightbox.on { display: grid; }
.lightbox img { max-width: 96vw; max-height: 92vh; border-radius: 8px; }
.lightbox .close { position: absolute; top: 18px; right: 24px; color: #fff; font-size: 38px; cursor: pointer; }

/* 表格（管理端） */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 760px; }
table.data th { background: var(--ink); color: #fff; padding: 11px 12px; text-align: left; white-space: nowrap; position: sticky; top: 0; }
table.data td { padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.data tr:nth-child(even) td { background: var(--paper); }
.toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 18px; }
.stat-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; margin-bottom: 22px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 18px; box-shadow: var(--shadow-sm); }
.stat b { font-size: 28px; font-family: var(--font-serif); color: var(--red-deep); display: block; }
.stat small { color: var(--muted); }

.page-head { background: linear-gradient(150deg, var(--teal), var(--ink)); color: #fff; padding: 40px 0 30px; }
.page-head h1 { color: #fff; font-size: 30px; }
.page-head p { color: rgba(255,255,255,.85); margin-top: 6px; }
.simple-wrap { max-width: 920px; margin: 0 auto; padding: 30px 20px 90px; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 900px) {
  .intro-grid { grid-template-columns: 1fr; gap: 28px; }
  .cards { grid-template-columns: 1fr 1fr; gap: 18px; }
  .detail-grid { grid-template-columns: 1fr; gap: 24px; }
  .book-card { position: static; }
  .contact .wrap { grid-template-columns: 1fr; gap: 28px; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .modules { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .nav { display: none; }            /* 手机隐藏顶部菜单，用底部栏 */
  .topbar .wrap { height: 56px; }
  body { padding-bottom: 64px; }      /* 给底部栏留位 */
  .mobilebar { display: block; }
  section.block { padding: 44px 0; }
  .hero-inner { min-height: 70vh; padding-bottom: 40px; }
  .cards { grid-template-columns: 1fr; }
  .frow { grid-template-columns: 1fr; }
  .mod-list { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr 1fr; }
  .form-body, .form-card .fc-head { padding-left: 20px; padding-right: 20px; }
  .detail-hero { height: 38vh; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .wrap { padding: 0 16px; }
}
@media (max-width: 380px) {
  .seg label { min-width: 100%; }
}