/* ==========================================================================
   商丘数字经济产业园 · 官方网站
   浅色现代科技风 · 红蓝金品牌色
   一套代码适配：手机 / 平板 / 桌面
   ========================================================================== */

/* ---------- 1. 设计令牌 ---------- */
:root {
  /* 品牌色 */
  --red: #B01F24;
  --red-deep: #8C1420;
  --red-ink: #8C1420;
  --blue: #1B5EA8;
  --blue-deep: #16457E;
  --navy-900: #0A1E3C;
  --navy-800: #16457E;
  --gold: #B8893A;
  --gold-light: #F0D9A8;
  --gold-bg: #FBF1DC;

  /* 中性色 */
  --ink: #1F2328;
  --gray: #5A5A5A;
  --gray-2: #8A8F98;
  --gray-3: #A0A5AD;
  --line: #E3E6EA;
  --bg: #F7F8FA;
  --white: #FFFFFF;

  /* 渐变 */
  --grad-navy: linear-gradient(135deg, #0A1E3C 0%, #16457E 100%);
  --grad-red: linear-gradient(135deg, #B01F24 0%, #8C1420 100%);
  --grad-blue: linear-gradient(135deg, #0F2B52 0%, #1B5EA8 100%);

  /* 圆角 */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-full: 999px;

  /* 阴影 */
  --shadow-sm: 0 2px 8px rgba(15, 27, 45, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 27, 45, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 27, 45, 0.12);

  /* 版心 */
  --container: 1200px;
  --gutter: 24px;

  /* 导航高度 */
  --nav-h: 72px;
}

/* ---------- 2. 基础重置 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

h1, h2, h3, h4 {
  margin: 0;
  line-height: 1.3;
  font-weight: 700;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* 键盘可达性：所有可点元素有明确焦点环 */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
  border-radius: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 3. 布局 ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: 76px 0;
}

.section--tight {
  padding: 64px 0;
}

.section--gray {
  background: var(--bg);
}

.section--cream {
  background: #FBF9F5;
}

.section--navy {
  background: var(--grad-navy);
  color: var(--white);
}

/* ---------- 4. 区块标题 ---------- */
.eyebrow {
  display: block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 12px;
}

.eyebrow--light {
  color: var(--gold-light);
}

.h2 {
  font-size: 30px;
  letter-spacing: -0.3px;
}

.h3 {
  font-size: 21px;
}

.lede {
  margin-top: 14px;
  font-size: 15px;
  color: var(--gray);
  max-width: 62ch;
}

.section--navy .lede {
  color: rgba(255, 255, 255, 0.8);
}

.head {
  margin-bottom: 36px;
}

.head .lede {
  font-size: 16px;
}

/* ---------- 5. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease,
    background-color 0.15s ease;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: var(--red);
  color: var(--white);
}

.btn--primary:hover {
  background: var(--red-deep);
  box-shadow: 0 6px 18px rgba(176, 31, 36, 0.28);
}

.btn--ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.45);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
}

.btn--outline {
  background: var(--white);
  color: var(--ink);
  border-color: var(--line);
}

.btn--outline:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.btn--block {
  width: 100%;
}

/* ---------- 6. 顶部导航 ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(180%) blur(12px);
}

.nav__inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand__logo {
  width: 38px;
  height: 38px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
}

.brand__name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  padding: 8px 14px;
  border-radius: var(--r-sm);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink);
  transition: color 0.15s ease, background-color 0.15s ease;
}

.nav__link:hover {
  color: var(--red);
  background: rgba(176, 31, 36, 0.06);
}

.nav__link[aria-current="page"] {
  color: var(--red);
  font-weight: 600;
}

.nav__cta {
  margin-left: 12px;
  padding: 10px 22px;
  font-size: 14.5px;
}

.nav__toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--white);
  cursor: pointer;
  position: relative;
}

.nav__toggle span {
  position: absolute;
  left: 11px;
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 1px;
  transition: transform 0.22s ease, opacity 0.18s ease;
}

.nav__toggle span:nth-child(1) { top: 13px; }
.nav__toggle span:nth-child(2) { top: 19px; }
.nav__toggle span:nth-child(3) { top: 25px; }

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav__panel {
  display: none;
  border-top: 1px solid var(--line);
  background: var(--white);
}

.nav__panel.is-open {
  display: block;
}

.nav__panel ul {
  padding: 8px var(--gutter) 16px;
}

.nav__panel a {
  display: block;
  padding: 13px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  font-weight: 500;
}

.nav__panel a[aria-current="page"] {
  color: var(--red);
}

.nav__panel .btn {
  margin-top: 16px;
  width: 100%;
}

/* ---------- 7. Hero ---------- */
.hero {
  background: var(--grad-navy);
  color: var(--white);
  padding: 64px 0 72px;
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--r-full);
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 20px;
}

.hero__title {
  font-size: 46px;
  line-height: 1.18;
  letter-spacing: -0.5px;
}

.hero__slogan {
  margin-top: 14px;
  font-size: 17px;
  font-weight: 600;
  color: var(--gold-light);
}

.hero__desc {
  margin-top: 18px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.82);
  max-width: 52ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero__figure {
  margin: 0;
}

.hero__figure img {
  width: 100%;
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
}

/* ---------- 8. 数据条 ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.14);
  border-radius: var(--r-md);
  overflow: hidden;
  margin-top: -36px;
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow-md);
}

.stat {
  background: var(--white);
  padding: 24px 20px;
  text-align: center;
}

.stat__value {
  font-size: 27px;
  font-weight: 700;
  color: var(--red);
  line-height: 1.2;
}

.stat__label {
  margin-top: 4px;
  font-size: 12.5px;
  color: var(--gray);
}

/* ---------- 9. 卡片通用 ---------- */
.grid {
  display: grid;
  gap: 20px;
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 24px 22px;
  transition: transform 0.18s ease, box-shadow 0.18s ease,
    border-color 0.18s ease;
}

.card--hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: #D3DAE4;
}

.card__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  padding: 10px;
  background: #F2F6FC;
  margin-bottom: 14px;
}

.card__icon img,
.card__icon svg {
  width: 100%;
  height: 100%;
}

.card__icon--red { background: #FDEDED; }
.card__icon--gold { background: var(--gold-bg); }

.card__title {
  font-size: 16px;
  font-weight: 600;
}

.card__desc {
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--gray);
}

/* 横向卡（图标左 + 文字右） */
.card--row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.card--row .card__icon {
  margin-bottom: 0;
  flex-shrink: 0;
}

/* ---------- 10. 勾选清单 ---------- */
.checks li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14.5px;
  line-height: 1.7;
}

.checks li > img,
.checks li > svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 4px;
  max-width: none;
}

/* ---------- 11. 图文分栏 ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.split--wide-text {
  grid-template-columns: 1.15fr 0.85fr;
}

.split figure {
  margin: 0;
}

.split > figure > img {
  width: 100%;
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
}

/* ---------- 11b. 效果图画廊 ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.gallery__item {
  margin: 0;
}

.gallery__item > img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--line);
}

.gallery__item > figcaption {
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--gray-2);
  text-align: center;
}

/* ---------- 12. 红色政策带 ---------- */
.pricing-band {
  background: var(--grad-red);
  color: var(--white);
  padding: 56px 0;
}

.pricing-band__inner {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 40px;
  align-items: center;
}

.price-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chip {
  flex: 1 1 auto;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 16px 18px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.chip__value {
  font-size: 26px;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1.1;
}

.chip__unit {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.4;
}

/* ---------- 13. 表格 ---------- */
.table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
}

.table th {
  background: var(--grad-navy);
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  padding: 18px 24px;
}

.table td {
  padding: 18px 24px;
  font-size: 14.5px;
  border-top: 1px solid var(--line);
  vertical-align: middle;
}

.table tbody tr:nth-child(odd) {
  background: #FBFCFD;
}

.table .col-dim {
  width: 22%;
  font-weight: 600;
  background: #FBF9F5;
}

.table .col-price {
  width: 26%;
  font-size: 17px;
  font-weight: 700;
  color: var(--red);
  white-space: nowrap;
}

.table .col-price--blue { color: var(--blue); }
.table .col-price--gold { color: var(--gold); }

/* 对照表第三列（本园）高亮 */
.table .col-ours {
  background: #EDF3FB;
  color: var(--blue-deep);
  font-weight: 500;
}

/* ---------- 14. 金框提示 ---------- */
.callout {
  padding: 20px 24px;
  border-radius: var(--r-md);
  background: var(--gold-bg);
  border: 1px solid var(--gold);
  font-size: 13.5px;
  line-height: 1.8;
  color: #6B5312;
}

.callout--red {
  background: #FDEDED;
  border-color: var(--red);
  color: var(--red-ink);
}

.note {
  margin-top: 14px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--gray-2);
}

/* ---------- 15. 流程 ---------- */
.flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.step {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--white);
}

.step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #EDF3FB;
  color: var(--blue);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
}

.step__num--red {
  background: var(--red);
  color: var(--white);
}

.step__title {
  font-size: 15.5px;
  font-weight: 600;
}

.step__desc {
  margin-top: 5px;
  font-size: 13px;
  color: var(--gray);
  line-height: 1.65;
}

/* 桌面端步骤间箭头 */
.flow--arrow .step::after {
  content: "";
  position: absolute;
  right: -14px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 1.6px solid var(--gold);
  border-top: 1.6px solid var(--gold);
  transform: translateY(-50%) rotate(45deg);
}

.flow--arrow .step:last-child::after {
  display: none;
}

/* ---------- 16. 承接行（痛点 → 解法） ---------- */
.solve {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 16px;
  align-items: center;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--white);
}

.solve + .solve {
  margin-top: 12px;
}

.solve__pain {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--red);
}

.solve__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  flex-shrink: 0;
}

.solve__arrow {
  position: absolute;
  left: 358px;
}

.solve__body {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--blue-deep);
}

.solve__body::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-right: 1.6px solid var(--gold);
  border-top: 1.6px solid var(--gold);
  transform: translateY(-50%) rotate(45deg);
}

/* ---------- 17. 阶段流（成长陪伴） ---------- */
.stages {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stage {
  padding: 20px 18px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--white);
}

.stage__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #8C8C8C;
  margin-bottom: 10px;
}

.stage__dot--blue { background: var(--blue); }
.stage__dot--red { background: var(--red); }

.stage__title {
  font-size: 15.5px;
  font-weight: 600;
}

.stage__desc {
  margin-top: 4px;
  font-size: 13px;
  color: var(--gray);
}

/* ---------- 18. 分区比例条 ---------- */
.zone-bar {
  display: flex;
  height: 56px;
  border-radius: var(--r-sm);
  overflow: hidden;
  gap: 2px;
}

.zone-bar__seg {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
}

.zone-legend {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.zone-legend__item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.zone-legend__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.zone-legend__name {
  font-size: 13.5px;
  font-weight: 600;
}

.zone-legend__area {
  font-size: 13px;
  color: var(--gray);
}

/* ---------- 19. 时间线 ---------- */
.timeline {
  position: relative;
  padding-left: 26px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--line);
}

.timeline li {
  position: relative;
  padding-bottom: 22px;
}

.timeline li:last-child {
  padding-bottom: 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--blue);
  border: 2px solid var(--white);
  box-shadow: 0 0 0 2px rgba(27, 94, 168, 0.18);
}

.timeline li.is-gold::before {
  background: var(--gold);
  box-shadow: 0 0 0 2px rgba(184, 137, 58, 0.2);
}

.timeline__title {
  font-size: 15.5px;
  font-weight: 600;
}

.timeline__desc {
  margin-top: 3px;
  font-size: 13.5px;
  color: var(--gray);
  line-height: 1.7;
}

/* ---------- 20. 深蓝资源卡 ---------- */
.resource {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 22px 20px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.resource img,
.resource svg {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}

.resource__title {
  font-size: 15.5px;
  font-weight: 600;
}

.resource__desc {
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}

/* ---------- 21. 团队卡 ---------- */
.team-card {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--white);
}

.team-card__bar {
  width: 3px;
  height: 34px;
  border-radius: 2px;
  background: var(--gold);
  flex-shrink: 0;
}

.team-card__title {
  font-size: 15.5px;
  font-weight: 600;
}

.team-card__desc {
  margin-top: 3px;
  font-size: 13px;
  color: var(--gray);
  line-height: 1.65;
}

/* ---------- 22. CTA 带 ---------- */
.cta-band {
  background: var(--grad-blue);
  color: var(--white);
  padding: 60px 0;
  text-align: center;
}

.cta-band__title {
  font-size: 28px;
}

.cta-band__desc {
  margin-top: 12px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.82);
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}

.cta-band__tel {
  margin-top: 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.62);
}

.cta-band__tel a {
  color: var(--gold-light);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 217, 168, 0.45);
  padding-bottom: 1px;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.cta-band__tel a:hover,
.cta-band__tel a:focus-visible {
  color: #fff;
  border-bottom-color: #fff;
}

/* ---------- 23. 子页页头 ---------- */
.pagehead {
  background: var(--grad-navy);
  color: var(--white);
  padding: 56px 0 52px;
}

.pagehead__crumb {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.62);
}

.pagehead__title {
  margin-top: 12px;
  font-size: 38px;
}

.pagehead__desc {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
  max-width: 70ch;
}

/* ---------- 24. 联系卡 / 表单 ---------- */
.contact-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--white);
}

.contact-card > img,
.contact-card > svg {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  max-width: none;
}

/* 二维码：提一级特异性，压过上面那条 38px 规则 */
.contact-card > img.contact-card__qr {
  width: 132px;
  height: 132px;
}

.contact-card__label {
  font-size: 13px;
  color: var(--gray);
}

.contact-card__value {
  margin-top: 2px;
  font-size: 16px;
  font-weight: 600;
  color: var(--blue);
}

.contact-card__value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed rgba(27, 94, 168, 0.4);
  transition: border-color 0.15s ease;
}

.contact-card__value a:hover,
.contact-card__value a:focus-visible {
  border-bottom-style: solid;
}

.contact-card__note {
  margin-top: 3px;
  font-size: 12.5px;
  color: var(--gray-2);
}

/* 微信二维码卡：竖向布局，码占左侧 */
.contact-card--qr {
  align-items: center;
  justify-content: center;
  padding: 26px 20px;
}

.contact-card__qr {
  width: 132px;
  height: 132px;
  flex-shrink: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: #fff;
  padding: 7px;
  object-fit: contain;
}

@media (max-width: 767px) {
  .contact-card__qr {
    width: 128px;
    height: 128px;
  }
}

.form {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--white);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.field {
  margin-bottom: 18px;
}

.field__label {
  display: block;
  margin-bottom: 7px;
  font-size: 13.5px;
  font-weight: 600;
}

.field__label span {
  color: var(--gray-2);
  font-weight: 400;
}

.field input,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--bg);
  font-family: inherit;
  font-size: 14.5px;
  color: var(--ink);
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--gray-3);
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: var(--white);
}

.field textarea {
  min-height: 96px;
  resize: vertical;
}

.field input:focus-visible,
.field textarea:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 1px;
}

.options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.option {
  position: relative;
  display: inline-flex;
}

.option input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.option span {
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--white);
  font-size: 13.5px;
  color: var(--gray);
  transition: all 0.15s ease;
}

.option input:checked + span {
  background: #EDF3FB;
  border-color: var(--blue);
  color: var(--blue-deep);
  font-weight: 500;
}

.option input:focus-visible + span {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.form__submit {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.form__hint {
  font-size: 12.5px;
  color: var(--gray-2);
}

.form__msg {
  display: none;
  margin-top: 14px;
  padding: 13px 16px;
  border-radius: var(--r-sm);
  background: #EDF3FB;
  border: 1px solid var(--blue);
  font-size: 13.5px;
  color: var(--blue-deep);
  line-height: 1.7;
}

.form__msg.is-visible {
  display: block;
}

/* ---------- 25. 页脚 ---------- */
.footer {
  background: var(--navy-900);
  color: var(--white);
  padding: 56px 0 26px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer__brandline {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer__brandline img {
  width: 34px;
  height: 34px;
  border-radius: var(--r-sm);
}

.footer__brandname {
  font-size: 15px;
  font-weight: 600;
}

.footer__slogan {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.58);
}

.footer__op {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.58);
}

.footer__h {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--gold-light);
  margin-bottom: 14px;
}

.footer__list li {
  font-size: 13.5px;
  line-height: 2.1;
  color: rgba(255, 255, 255, 0.72);
}

.footer__list a:hover {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer__qr {
  width: 108px;
  height: 108px;
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
  line-height: 1.5;
  padding: 8px;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 12px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.46);
}

/* ---------- 26. 回到顶部 ---------- */
.totop {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--white);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 90;
}

.totop.is-visible {
  display: flex;
}

.totop img,
.totop svg {
  width: 18px;
  height: 18px;
  transform: rotate(-90deg);
}

/* ==========================================================================
   27. 响应式：平板 ≤ 1024px
   ========================================================================== */
@media (max-width: 1024px) {
  :root {
    --gutter: 32px;
  }

  .section {
    padding: 60px 0;
  }

  .hero {
    padding: 52px 0 60px;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .hero__title {
    font-size: 38px;
  }

  .hero__desc {
    max-width: none;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: -28px;
  }

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .h2 {
    font-size: 26px;
  }

  .pagehead__title {
    font-size: 32px;
  }

  .split,
  .split--wide-text {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .pricing-band__inner {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .flow {
    grid-template-columns: repeat(2, 1fr);
  }

  .flow--arrow .step::after {
    display: none;
  }

  .stages {
    grid-template-columns: repeat(2, 1fr);
  }

  .zone-legend {
    grid-template-columns: repeat(3, 1fr);
  }

  .solve {
    grid-template-columns: 260px 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

/* ==========================================================================
   28. 响应式：手机 ≤ 767px
   ========================================================================== */
@media (max-width: 767px) {
  :root {
    --gutter: 20px;
    --nav-h: 60px;
  }

  body {
    font-size: 15px;
  }

  .section {
    padding: 44px 0;
  }

  .section--tight {
    padding: 36px 0;
  }

  /* 导航收进汉堡菜单 */
  .nav__menu,
  .nav__cta {
    display: none;
  }

  .nav__toggle {
    display: block;
  }

  .brand__logo {
    width: 32px;
    height: 32px;
  }

  .brand__name {
    font-size: 15px;
  }

  /* 标题 */
  .h2 {
    font-size: 22px;
  }

  .h3 {
    font-size: 18px;
  }

  .eyebrow {
    font-size: 12px;
    margin-bottom: 10px;
  }

  .lede {
    font-size: 14px;
    margin-top: 12px;
  }

  .head {
    margin-bottom: 26px;
  }

  /* Hero */
  .hero {
    padding: 36px 0 44px;
  }

  .hero__title {
    font-size: 28px;
    letter-spacing: -0.3px;
  }

  .hero__slogan {
    font-size: 14px;
  }

  .hero__desc {
    font-size: 13.5px;
    margin-top: 14px;
  }

  .hero__badge {
    font-size: 11.5px;
    padding: 5px 12px;
    margin-bottom: 16px;
  }

  .hero__actions {
    margin-top: 24px;
  }

  .btn {
    padding: 12px 22px;
    font-size: 14px;
  }

  /* 数据 2×2 */
  .stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: -20px;
  }

  .stat {
    padding: 18px 12px;
  }

  .stat__value {
    font-size: 21px;
  }

  .stat__label {
    font-size: 11.5px;
  }

  /* 所有网格改单列 */
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .gallery {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .card {
    padding: 18px 16px;
  }

  .card__icon {
    width: 40px;
    height: 40px;
  }

  /* 图文分栏改上下堆叠 */
  .split,
  .split--wide-text {
    gap: 26px;
  }

  /* 政策带 */
  .pricing-band {
    padding: 40px 0;
  }

  .chip {
    padding: 14px 16px;
  }

  .chip__value {
    font-size: 22px;
  }

  /* 表格改卡片：每行独立成块 */
  .table-wrap {
    border: none;
    border-radius: 0;
    overflow: visible;
  }

  .table,
  .table tbody,
  .table tr,
  .table td {
    display: block;
    width: 100%;
  }

  .table thead {
    display: none;
  }

  .table tr {
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    background: var(--white);
    padding: 6px 0;
    margin-bottom: 12px;
    overflow: hidden;
  }

  .table tbody tr:nth-child(odd) {
    background: var(--white);
  }

  .table td {
    padding: 9px 18px;
    border-top: none;
    font-size: 14px;
  }

  .table td::before {
    content: attr(data-label);
    display: block;
    font-size: 11.5px;
    color: var(--gray-2);
    margin-bottom: 2px;
  }

  .table .col-dim {
    width: 100%;
    background: var(--grad-navy);
    color: var(--white);
    font-size: 15.5px;
    padding: 12px 18px;
  }

  .table .col-dim::before {
    display: none;
  }

  .table .col-price {
    width: 100%;
    font-size: 18px;
  }

  .table .col-ours {
    background: #EDF3FB;
  }

  /* 流程改单列 */
  .flow,
  .stages {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .step {
    padding: 18px 16px;
  }

  .step__num {
    margin-bottom: 8px;
  }

  /* 承接行改上下堆叠 */
  .solve {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 16px;
  }

  .solve__body {
    padding-left: 20px;
  }

  /* 分区比例条：竖排更易读 */
  .zone-bar {
    height: 40px;
  }

  .zone-bar__seg {
    font-size: 11px;
  }

  .zone-legend {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 18px;
  }

  .zone-legend__item {
    justify-content: space-between;
  }

  /* 表单单列 */
  .form {
    padding: 20px 16px;
  }

  .form__row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-card {
    padding: 18px 16px;
  }

  /* CTA */
  .cta-band {
    padding: 44px 0;
  }

  .cta-band__title {
    font-size: 22px;
  }

  .cta-band__desc {
    font-size: 13.5px;
  }

  .cta-band__actions .btn {
    flex: 1 1 auto;
  }

  /* 子页页头 */
  .pagehead {
    padding: 36px 0 32px;
  }

  .pagehead__title {
    font-size: 26px;
  }

  .pagehead__desc {
    font-size: 13.5px;
  }

  /* 页脚 */
  .footer {
    padding: 40px 0 24px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer__list li {
    line-height: 2;
  }

  .totop {
    right: 14px;
    bottom: 14px;
    width: 40px;
    height: 40px;
  }
}

/* ==========================================================================
   29. 无障碍与打印
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .nav,
  .totop,
  .cta-band,
  .pricing-band {
    display: none;
  }

  body {
    font-size: 12pt;
  }

  .section {
    padding: 18px 0;
    break-inside: avoid;
  }
}