/* ===========================================================
   Z&R 2026 上海轴承展 · 电子邀请函 H5  v2（明亮简洁版）
   移动端优先 · 兼容 iOS Safari / Android Chrome / 微信内置浏览器 / QQ / UC
   =========================================================== */

:root {
  --brand: #C81526;
  --brand-dark: #9E0F1C;
  --brand-light: #E8384A;
  --brand-tint: rgba(200, 21, 38, .08);
  --ink: #1A1A1C;
  --ink-2: #444446;
  --ink-3: #85858C;
  --line: #E6E6EA;
  --bg: #FFFFFF;
  --bg-soft: #F7F8FA;
  --radius: 10px;
  --radius-lg: 16px;
  --maxw: 640px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue",
               "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
  background: var(--bg-soft);
  color: var(--ink);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; border: 0; }
a { color: var(--brand); text-decoration: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }

.wrap { max-width: var(--maxw); margin: 0 auto; background: var(--bg); overflow: hidden; }

/* ---------- 语言切换（浅色） ---------- */
.langbar {
  position: sticky; top: 0; z-index: 60;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(var(--safe-t) + 9px) 20px 9px;
  background: rgba(255, 255, 255, .90);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.langbar .logo { height: 24px; width: auto; }
.langs { display: flex; gap: 4px; }
.langs a {
  font-size: 12.5px; font-weight: 600; letter-spacing: .02em;
  color: var(--ink-3);
  padding: 5px 11px; border-radius: 20px;
  border: 1px solid transparent;
  transition: all .18s ease;
}
.langs a.on { color: #fff; background: var(--brand); }
.langs a:active { opacity: .7; }

/* ---------- Hero（明亮版） ---------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, #FFFFFF 0%, #F7F8FA 58%, #EEF0F4 100%);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: right center;
}
/* 左侧白色渐变，保证深色文字清晰，且与图片白色无缝衔接 */
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg,
    #fff 0%, #fff 30%, rgba(255, 255, 255, .88) 46%, rgba(255, 255, 255, .45) 66%, rgba(255, 255, 255, 0) 88%);
}
.hero-inner {
  position: relative; z-index: 2;
  padding: 44px 24px 34px;
  color: var(--ink);
}
@media (max-width: 520px) {
  .hero-inner { padding: 36px 20px 28px; }
  .hero h1 { font-size: 30px; }
  .hero-eyebrow { padding-left: 10px; margin-bottom: 13px; }
  .hero-eyebrow .eyebrow-year { font-size: 11px; letter-spacing: .12em; margin-bottom: 3px; }
  .hero-eyebrow .eyebrow-name { font-size: 16px; line-height: 1.3; }
  .hero-meta, .hero-booth { max-width: 78%; }
}
/* 340px 及以下（iPhone SE 一级）：17 字展会名在 16px 下会掉一个孤字到第二行，
   降到 14.5px 保证整行放得下 */
@media (max-width: 340px) {
  .hero-eyebrow .eyebrow-name { font-size: 14.5px; letter-spacing: 0; }
}
.hero-tag {
  display: inline-block;
  font-size: 11.5px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--brand);
  background: var(--brand-tint);
  border: 1px solid rgba(200, 21, 38, .18);
  padding: 5px 12px; border-radius: 30px;
  margin-bottom: 16px;
}
/* 展会全称：标题上方一行 kicker，左侧红色竖条
   2026-11-03：hero 由「标签 + 大标题 + 副标题」三行改为「展会名 + 诚邀您莅临」两行 */
/* 展会全称：双行结构 —— 上行年份(小字加宽字距) + 下行名称(加粗放大)，左侧红条整行贯穿 */
.hero-eyebrow {
  border-left: 3px solid var(--brand);
  padding-left: 12px;
  margin-bottom: 16px;
}
.hero-eyebrow .eyebrow-year {
  display: block;
  font-size: 12px; font-weight: 700; letter-spacing: .16em;
  color: rgba(200, 21, 38, .72);
  margin-bottom: 4px;
}
.hero-eyebrow .eyebrow-name {
  display: block;
  font-size: 18px; font-weight: 800; line-height: 1.28;
  color: #16161a; letter-spacing: .004em;
  text-wrap: balance; /* 万一换行，让两行长度接近，避免末行只剩一个字 */
}
.hero h1 {
  font-size: 36px; line-height: 1.2; font-weight: 800;
  letter-spacing: -.02em;
}
/* 展位号：确定后加粗放大，替代原来的虚线下划线“待定” */
.booth-no {
  font-size: 17px; font-weight: 800; letter-spacing: .06em;
}
.hero h1 .light {
  font-weight: 400; color: var(--ink-2);
  display: block; font-size: 16px; margin-top: 9px; line-height: 1.5;
}
.hero-meta {
  margin-top: 20px; padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 8px 18px;
}
.hero-meta div { display: flex; align-items: center; gap: 6px; font-size: 14px; color: var(--ink-2); }
.hero-meta svg { flex: 0 0 15px; width: 15px; height: 15px; stroke: var(--brand); }
.hero-booth {
  margin-top: 18px;
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--brand); color: #fff;
  padding: 10px 16px; border-radius: 8px;
  font-size: 14.5px; font-weight: 700;
  box-shadow: 0 6px 20px rgba(200, 21, 38, .3);
}
.hero-booth svg { width: 18px; height: 18px; flex: 0 0 18px; }

/* ---------- 倒计时 ---------- */
.countdown { display: flex; gap: 9px; margin-top: 22px; max-width: 330px; }
.cd-cell {
  flex: 1; text-align: center;
  background: rgba(255, 255, 255, .94);
  border: 1px solid var(--line);
  border-radius: 8px; padding: 9px 4px;
  box-shadow: 0 2px 8px rgba(26, 26, 28, .05);
}
.cd-num { font-size: 21px; font-weight: 800; line-height: 1.1; color: var(--ink); font-variant-numeric: tabular-nums; }
.cd-lab { font-size: 10px; color: var(--ink-3); margin-top: 3px; letter-spacing: .08em; }

/* ---------- 按钮 ---------- */
.btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 15px 20px;
  background: var(--brand); color: #fff;
  border: 0; border-radius: 10px;
  font-size: 16.5px; font-weight: 700;
  cursor: pointer;
  -webkit-appearance: none; appearance: none;
  transition: transform .12s ease, background .18s ease;
}
.btn:active { transform: scale(.975); background: var(--brand-dark); }
.btn.ghost {
  background: transparent; color: var(--ink);
  border: 1.5px solid var(--line);
}
.btn.ghost:active { background: var(--bg-soft); }
.btn[disabled] { opacity: .55; pointer-events: none; }

/* ---------- 章节 ---------- */
.sec { padding: 32px 24px; }
/* 2026-11-03：位置与导航移到表单之后，表单不再是页面最后一块，
   原来预留的 96px 底部空隙会把两段拉得很开，收回到 40px */
.sec#form { padding-bottom: 40px; }
.sec.alt { background: var(--bg-soft); }
.sec-title {
  font-size: 20px; font-weight: 800; letter-spacing: -.01em;
  display: flex; align-items: center; gap: 9px;
  margin-bottom: 5px;
}
.sec-title::before {
  content: ""; width: 4px; height: 18px; border-radius: 2px;
  background: var(--brand); flex: 0 0 4px;
}
.sec-sub { font-size: 13px; color: var(--ink-3); margin: 0 0 18px 13px; letter-spacing: .02em; }
/* 副标题下方的说明行：把「英文副标题 + 长中文说明」拆成两层，避免中英混排挤在一行 */
.sec-sub + .sec-note { margin-top: -9px; }
.sec-note { font-size: 12.5px; color: var(--ink-3); line-height: 1.65; margin: 0 0 18px 13px; }

/* ---------- 展会信息 + 场馆位置图 + 导航框 ---------- */
.expo-card {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: 0 2px 14px rgba(0, 0, 0, .04);
}

/* 关键信息：图标 + 值（每格 2 行文字，替代原来的 3 行） */
.kv {
  display: grid; grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line);
}
.kv-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 13px 14px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.kv-item.span2 { grid-column: 1 / -1; border-right: 0; }
.kv-item:nth-child(3) { border-right: 0; border-bottom: 0; }
.kv-item:nth-child(2) { border-bottom: 0; }
.kv-ico {
  flex: 0 0 30px; width: 30px; height: 30px; border-radius: 8px;
  background: var(--brand-tint); color: var(--brand);
  display: flex; align-items: center; justify-content: center;
}
.kv-ico svg { width: 17px; height: 17px; display: block; }
.kv-txt { flex: 1; min-width: 0; }
.kv-label {
  display: block; font-size: 10.5px; color: var(--ink-3);
  letter-spacing: .08em; margin-bottom: 2px;
}
.kv-val { display: block; font-size: 14.5px; font-weight: 700; color: var(--ink); line-height: 1.35; }
.kv-sub { display: block; font-size: 12px; color: var(--ink-3); margin-top: 2px; line-height: 1.4; }

/* 场馆位置示意图 */
.venue {
  margin: 0;
  padding: 14px 16px 16px;
  background: #fff;
}
.venue-head {
  display: flex; align-items: baseline; justify-content: space-between;
  flex-wrap: wrap; gap: 4px 10px; margin-bottom: 10px;
}
.venue-label {
  font-size: 11.5px; font-weight: 700; color: var(--ink-3);
  letter-spacing: .1em; text-transform: uppercase;
  white-space: nowrap;
}
.venue-note { font-size: 11px; color: var(--ink-3); text-align: right; margin-left: auto; }
.venue-map {
  width: 100%; height: auto;
  border: 1px solid var(--line); border-radius: 12px;
  background: #fff;
}

/* 地图导航框：点击唤起高德 / 腾讯 / 百度导航 */
.mapbox {
  padding: 14px 16px 16px;
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
}
.mapbox-main {
  display: flex; align-items: center; gap: 12px;
  background: #fff; border: 1px solid var(--line);
  border-radius: 12px; padding: 10px;
  text-decoration: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}
.mapbox-main:active {
  border-color: rgba(200, 21, 38, .4);
  box-shadow: 0 2px 12px rgba(200, 21, 38, .12);
}
.mapbox-thumb {
  flex: 0 0 92px; width: 92px; height: 50px;
  border-radius: 9px; overflow: hidden;
  background: #EDF1F5;
}
.mapbox-thumb-img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.mapbox-txt { flex: 1; min-width: 0; }
.mapbox-txt b {
  display: block; font-size: 15px; font-weight: 700;
  color: var(--brand); line-height: 1.3;
}
.mapbox-txt span {
  display: block; font-size: 12px; color: var(--ink-3);
  margin-top: 3px; line-height: 1.45;
  overflow-wrap: anywhere;
}
.mapbox-ico {
  flex: 0 0 34px; width: 34px; height: 34px;
  border-radius: 50%; background: var(--brand);
  display: flex; align-items: center; justify-content: center;
}
.mapbox-ico svg { width: 19px; height: 19px; display: block; }
.mapbox-acts { display: flex; gap: 8px; margin-top: 10px; }
.map-act {
  flex: 1; min-width: 0;
  text-align: center;
  font-size: 12.5px; font-weight: 600;
  color: var(--ink-2);
  background: #fff; border: 1px solid var(--line);
  border-radius: 9px; padding: 9px 4px;
  text-decoration: none;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.map-act:active {
  background: var(--brand-tint); color: var(--brand);
  border-color: rgba(200, 21, 38, .25);
}
/* 小屏短名：默认隐藏，仅在 ≤359px 显示 */
.map-act .mini { display: none; }
/* ≤359px：三个按钮并排时 "Google Maps" / "Yandex Maps" 会被省略号截断，
   改用短名；同时收窄主按钮缩略图，避免地址文字被挤成四五短行 */
@media (max-width: 359px) {
  .map-act .full { display: none; }
  .map-act .mini { display: inline; }
  .mapbox-thumb { flex: 0 0 64px; width: 64px; height: 44px; }
  .mapbox-main { gap: 9px; padding: 9px; }
  .mapbox-txt b { font-size: 14px; }
  .mapbox-txt span { font-size: 11.5px; }
}
.map-note {
  font-size: 11.5px; color: var(--ink-3);
  margin: 10px 2px 0; line-height: 1.5;
}

.host-line {
  font-size: 12px; color: var(--ink-3);
  padding: 11px 16px;
  border-top: 1px solid var(--line);
  background: #fff;
}
.host-line b { color: var(--ink-2); font-weight: 600; }

/* ---------- 亮点网格 ---------- */
/* 四张能力卡：文案较长（约 40 字），移动端改为单列横排（图标左 / 文字右），
   否则两列各 165px 宽会把描述挤成 5 行；≥768px 再切回两列 */
.grid2 { display: flex; flex-direction: column; gap: 10px; }

.feat {
  display: flex; align-items: flex-start; gap: 13px;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 15px;
}
.feat-ico {
  width: 38px; height: 38px; flex: 0 0 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  display: flex; align-items: center; justify-content: center;
}
.feat-ico svg { width: 19px; height: 19px; stroke: #fff; }
.feat-body { flex: 1; min-width: 0; }
.feat h4 { font-size: 15px; font-weight: 700; margin-bottom: 3px; }
.feat p { font-size: 13px; color: var(--ink-3); line-height: 1.55; }

/* 邀约语：四点能力之后的收尾，用左侧红边与浅底和上面的实力陈述区分开 */
.invite-note {
  margin-top: 14px; padding: 15px 16px;
  background: var(--bg-soft);
  border-left: 3px solid var(--brand);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.invite-note b {
  display: block; font-size: 13.5px; font-weight: 800;
  color: var(--brand); margin-bottom: 5px; letter-spacing: .02em;
}
.invite-note p { font-size: 13px; color: var(--ink-2); line-height: 1.7; }

/* ---------- 产品列表 ---------- */
.plist { display: flex; flex-direction: column; gap: 11px; }
.pitem {
  display: flex; align-items: center; gap: 13px;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 13px;
}
.pitem-img {
  flex: 0 0 72px; width: 72px; height: 72px; border-radius: 9px;
  background: var(--bg-soft); object-fit: cover;
}
.pitem h4 { font-size: 15px; font-weight: 700; margin-bottom: 3px; line-height: 1.35; }
.pitem p { font-size: 12.5px; color: var(--ink-3); line-height: 1.5; }
.pitem .spec {
  display: inline-block; margin-top: 6px;
  font-size: 11.5px; color: var(--brand);
  background: var(--brand-tint);
  padding: 2px 8px; border-radius: 4px;
}

/* ---------- 表单 ---------- */
.form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px 20px; }
.frow { margin-bottom: 15px; }
/* 只作用于「字段标签」；必须排除 .chk，否则会把多选卡片的 flex 布局覆盖成 block，
   导致复选框与文字贴死（实测间距 0px）、字号字重也被一并改写 */
.frow label:not(.chk) {
  display: block; font-size: 13.5px; font-weight: 650;
  margin-bottom: 6px; color: var(--ink-2);
}
.frow label:not(.chk) .req { color: var(--brand); margin-left: 2px; }
.frow input:not([type="checkbox"]):not([type="radio"]), .frow select, .frow textarea {
  width: 100%; padding: 12px 13px;
  border: 1.5px solid var(--line); border-radius: 9px;
  background: #fff; font-size: 16px; /* 16px 防 iOS 自动缩放 */
  -webkit-appearance: none; appearance: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}
/* 108px = 3 行正文 + 上下内边距；英文/俄文占位文案较长，
   原来的 76px 只能显示 2 行，第三行会被裁掉 */
.frow textarea { resize: vertical; min-height: 108px; line-height: 1.6; }
.frow select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2385858C' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; background-size: 17px;
  padding-right: 38px;
}
.frow input:focus, .frow select:focus, .frow textarea:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(200, 21, 38, .1);
}
.frow input::placeholder, .frow textarea::placeholder { color: #B4B4BA; }
.frow.err input, .frow.err select, .frow.err textarea { border-color: var(--brand); }
.err-msg { font-size: 12.5px; color: var(--brand); margin-top: 5px; display: none; }
.frow.err .err-msg { display: block; }

.two-col { display: flex; gap: 11px; }
.two-col > * { flex: 1; min-width: 0; }
/* 俄文标签偏长（Телефон / WhatsApp 在 169px 列宽里会折成两行），
   折行后左侧输入框被顶下去，两列错位；俄文站改为单列，间距交给 .frow 自己管 */
html[lang="ru"] .two-col { flex-direction: column; gap: 0; }

.chk-list { display: flex; flex-direction: column; gap: 9px; }
.chk {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 13px; border: 1.5px solid var(--line);
  border-radius: 9px; cursor: pointer;
  font-size: 14.5px;
  transition: border-color .16s ease, background .16s ease;
}

/* ---------- 复选框：自绘对钩 ----------
   注意：上面 .frow input 的 appearance:none 会连原生对钩一起抹掉，
   所以这里 appearance:none + background-image 自己画一个，
   保证任何浏览器（含微信 X5 / 老 iOS）勾选后都看得到对钩。 */
.chk input[type="checkbox"], .consent input[type="checkbox"] {
  -webkit-appearance: none; appearance: none;
  width: 20px; height: 20px; flex: 0 0 20px;
  margin: 0; padding: 0;
  border: 1.8px solid #C6CCD4; border-radius: 6px;
  background-color: #fff;
  cursor: pointer; position: relative;
  transition: border-color .15s ease, background-color .15s ease;
}
.chk input[type="checkbox"]:checked, .consent input[type="checkbox"]:checked {
  border-color: var(--brand);
  background-color: var(--brand);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23ffffff' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3.2 8.4l3.1 3.1L12.8 5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 14px 14px;
}
.chk.on { border-color: var(--brand); background: rgba(200, 21, 38, .04); }
.chk.on span { color: var(--ink); font-weight: 600; }

.consent {
  display: flex; flex-wrap: wrap; gap: 9px; align-items: flex-start;
  font-size: 12.5px; color: var(--ink-3); line-height: 1.55;
  margin: 16px 0 18px;
}
/* 关键：不写 flex:1 1 0 时，span 的 flex-basis:auto 会按整段文字宽度算，
   在 flex-wrap 下直接被挤到第二行，导致「方框一行、文字一行」的割裂。
   这里强制 basis 归零再撑满，方框与文字首行才能并排对齐。 */
.consent > span { flex: 1 1 0; min-width: 0; }
.consent input { flex: 0 0 20px; margin-top: 1px; }
.consent.on { color: var(--ink-2); }
.consent .err-msg { width: 100%; margin-top: 0; }

/* 蜜罐字段：真人看不见也点不到 */
.hp {
  position: absolute !important; left: -9999px !important; top: -9999px !important;
  width: 1px !important; height: 1px !important; opacity: 0 !important;
  pointer-events: none !important;
}

/* 提交状态（紧贴按钮，点了立刻有反馈） */
.form-status {
  display: none;
  margin-top: 12px; padding: 12px 14px; border-radius: 9px;
  font-size: 13.5px; font-weight: 600; line-height: 1.55;
}
.form-status.show { display: block; }
.form-status.bad {
  background: var(--brand-tint); color: var(--brand);
  border: 1px solid rgba(200, 21, 38, .22);
}
.form-status.busy {
  background: #F3F5F8; color: var(--ink-2);
  border: 1px solid var(--line);
}
.form-status a { color: inherit; text-decoration: underline; }

/* 提交失败的兜底：邮件 */
.form-alt {
  margin: 12px 0 0; font-size: 12.5px; color: var(--ink-3); line-height: 1.6;
}
.form-alt a { color: var(--brand); }

.form-msg {
  display: none; padding: 13px 15px; border-radius: 9px;
  font-size: 14px; font-weight: 600; margin-bottom: 15px; line-height: 1.5;
}
.form-msg.ok { display: block; background: rgba(46, 125, 50, .1); color: #2E7D32; border: 1px solid rgba(46, 125, 50, .25); }
.form-msg.bad { display: block; background: var(--brand-tint); color: var(--brand); border: 1px solid rgba(200, 21, 38, .22); }

/* ---------- 底部动作条 ---------- */
.actionbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 70;
  display: flex; gap: 10px;
  padding: 10px 16px calc(10px + var(--safe-b));
  background: rgba(255, 255, 255, .96);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-top: 1px solid var(--line);
  max-width: var(--maxw); margin: 0 auto;
  transform: translateY(120%);
  transition: transform .3s cubic-bezier(.4, 0, .2, 1);
}
.actionbar.show { transform: translateY(0); }
.actionbar .btn { flex: 1; padding: 13px 14px; font-size: 15.5px; }
.actionbar .btn.ico { flex: 0 0 52px; padding: 13px 0; background: var(--ink); }

/* ---------- Footer（浅色） ---------- */
.foot {
  background: #fff; color: var(--ink-3);
  padding: 30px 24px calc(84px + var(--safe-b));
  font-size: 13.5px; line-height: 1.8;
  border-top: 1px solid var(--line);
}
.foot h5 { color: var(--ink); font-size: 15px; font-weight: 700; margin-bottom: 7px; }
.foot a { color: var(--ink-2); }
.foot .flogo { height: 28px; width: auto; margin-bottom: 13px; }
.foot hr { border: 0; border-top: 1px solid var(--line); margin: 16px 0; }

/* ---------- 分享提示 ---------- */
.share-hint {
  display: none; padding: 13px 16px; margin: 14px 24px 0;
  background: #FFFBEB; border: 1px solid #FDE68A;
  border-radius: 9px; font-size: 13px; color: #8D6E00; line-height: 1.6;
}
.share-hint.show { display: block; }
.share-hint b { color: #6D4C00; }

/* ---------- 响应式：平板/桌面 ---------- */
@media (min-width: 768px) {
  body { font-size: 17px; }
  .hero-inner { padding: 60px 48px 46px; }
  .hero h1 { font-size: 44px; }
  .hero h1 .light { font-size: 19px; }
  .hero-meta { max-width: 60%; }
  .hero-booth { max-width: 60%; }
  .sec { padding: 44px 48px; }
  .sec-title { font-size: 24px; }
  .form { padding: 30px; }
  .countdown { max-width: 420px; }
  .actionbar { max-width: var(--maxw); border-radius: 12px 12px 0 0; }
  .plist { display: grid; grid-template-columns: 1fr 1fr; }
  .grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
}

@media (min-width: 1024px) {
  .wrap { box-shadow: 0 0 50px rgba(0, 0, 0, .07); }
  .actionbar { border-radius: 0; box-shadow: 0 -4px 24px rgba(0, 0, 0, .07); }
}

/* ---------- 无障碍 & 动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* 打印（现场纸质备份） */
@media print {
  .actionbar, .langbar { display: none !important; }
  body { background: #fff; }
  .wrap { box-shadow: none; max-width: 100%; }
}