/* ===========================
   米麒麟运车 - 官网样式
   =========================== */
:root {
  --brand-red: #c62828;
  --brand-dark: #1a1a1a;
  --brand-accent: #e53935;
  --text-dark: #222;
  --text-gray: #666;
  --text-light: #999;
  --bg-light: #f8f8f8;
  --bg-white: #fff;
  --border: #e8e8e8;
  --shadow: 0 2px 12px rgba(0,0,0,.08);
  --radius: 8px;
  --max-width: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  font-size: 15px; color: var(--text-dark); line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  background: #f0f2f5;
  padding-bottom: 0;
}

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

/* === 顶部信息栏 === */
.top-bar {
  background: linear-gradient(135deg, #c62828 0%, #b71c1c 100%);
  color: #fff; font-size: 13px;
  position: relative; z-index: 9999;
}
.top-bar-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 20px;
}
.top-bar .hotline { margin-right: 20px; }
.top-bar .hotline strong { font-size: 15px; font-weight: 700; }
.top-links { display: flex; gap: 20px; }
.top-links a {
  color: rgba(255,255,255,.9); transition: color .2s;
  display: flex; align-items: center; gap: 6px;
}
.top-links a:hover { color: #fff; }

/* === 右侧固定二维码浮窗 === */
.qr-float {
  position: fixed; right: 0; top: 50%; transform: translateY(-55%);
  z-index: 9990;
  background: #fff; border-radius: 10px 0 0 10px;
  box-shadow: 0 6px 28px rgba(0,0,0,.18);
  padding: 18px 18px 14px;
  text-align: center;
  width: 210px;
}
.qr-float img {
  width: 126px; height: 126px; display: block;
  margin: 0 auto 8px;
  border-radius: 4px;
}
.qr-float .qr-text {
  font-size: 13px; color: #555; font-weight: 500;
  margin: 0;
  animation: qrPulse .8s ease-in-out infinite;
}
.qr-float .qr-phone {
  font-size: 13px; color: var(--brand-red); font-weight: 700;
  margin: 4px 0 0;
  white-space: nowrap;
}
.qr-float .qr-phone::before {
  content: '服务热线：';
  color: #555; font-weight: 500;
}
@keyframes qrPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.12); }
}
.qr-float .qr-close {
  position: absolute; top: 6px; right: 8px;
  width: 22px; height: 22px; border: none;
  background: transparent; color: #999; font-size: 16px;
  cursor: pointer; line-height: 22px; text-align: center;
  border-radius: 50%; transition: color .2s, background .2s;
}
.qr-float .qr-close:hover { color: #333; background: #f5f5f5; }
.qr-float.hidden { display: none; }
@media (max-width: 768px) {
  .qr-float { right: 8px; width: 150px; padding: 14px 14px 10px; }
  .qr-float img { width: 110px; height: 110px; }
}

/* 微信立即下单 顶部抖动 */.top-bar .top-links .wechat { animation: qrPulse .8s ease-in-out infinite; }
.top-bar .top-links .wechat:hover { animation: none; }

/* 微信立即下单 hover 二维码 */
.top-links .wechat {
  position: relative;
}
.top-links .wechat::after {
  content: '';
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  width: 160px; height: 160px;
  background: url('/img/xcx_code.jpg') center/contain no-repeat #fff;
  border-radius: 8px;
  box-shadow: 0 6px 24px rgba(0,0,0,.25);
  opacity: 0; visibility: hidden;
  transition: opacity .2s, visibility .2s;
  z-index: 10000;
  margin-top: 14px;
}
.top-links .wechat::before {
  /* 小三角指向上方 */
  content: '';
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  width: 0; height: 0;
  border-left: 6px solid transparent; border-right: 6px solid transparent;
  border-bottom: 8px solid #fff;
  opacity: 0; visibility: hidden;
  transition: opacity .2s, visibility .2s;
  z-index: 10001;
  margin-top: 6px;
}
.top-links .wechat:hover::after,
.top-links .wechat:hover::before {
  opacity: 1; visibility: visible;
}
.top-links .wechat:hover::after {
  opacity: 1; visibility: visible;
}
.top-links a:hover { color: #fff; }

/* === 顶部导航 === */
.header {
  position: sticky; top: 0; z-index: 999;
  background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.1);
}
.header-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px; height: 68px;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo img { height: 40px; }
.logo span { font-size: 20px; font-weight: 700; color: var(--brand-red); }

.nav-links { display: flex; gap: 4px; align-items: center; margin-left: auto; }
.nav-links a {
  padding: 10px 18px; border-radius: 6px; font-size: 15px;
  color: var(--text-dark); transition: all .3s; font-weight: 500;
  position: relative;
}
.nav-links a:hover { color: var(--brand-red); background: #fff5f5; }
.nav-links a.active {
  color: #fff;
  background: linear-gradient(135deg, #c62828 0%, #b71c1c 100%);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(198,40,40,.3);
}

.menu-toggle {
  display: none; width: 40px; height: 40px;
  background: none; border: none; cursor: pointer; flex-direction: column;
  justify-content: center; gap: 5px; padding: 8px;
}
.menu-toggle span {
  display: block; width: 24px; height: 2px; background: var(--brand-dark);
  transition: all .3s; border-radius: 2px;
}

/* === 底部fixed报价栏 === */
.fixed-quote-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 998;
  background: rgba(0, 0, 0, .7);
  padding: 22px 24px;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, .35);
  transition: transform .3s;
  overflow: visible;
}
.fixed-quote-bar.hidden { transform: translateY(100%); }
.fixed-quote-inner {
  max-width: 1400px; margin: 0 auto;
  display: flex; align-items: center; gap: 16px;
}
.fixed-quote-pitch {
  display: flex; align-items: center; gap: 12px; color: #fff;
  flex-shrink: 0;
}
.fixed-quote-pitch .pitch-icon {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, #ff5252, #c62828);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  box-shadow: 0 2px 8px rgba(198,40,40,.5);
}
.fixed-quote-pitch .pitch-title {
  font-size: 18px; font-weight: 800; line-height: 1.2;
}
.fixed-quote-pitch .pitch-sub {
  font-size: 12px; color: rgba(255,255,255,.7); margin-top: 2px;
}
.fixed-quote-form {
  flex: 1;
  display: flex; align-items: center; gap: 8px;
  flex-wrap: nowrap;
}
.fq-field {
  flex: 1 1 0; min-width: 0;
  height: 42px; padding: 0 32px 0 12px;
  background: rgba(255,255,255,.18) !important;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 6px;
  color: #fff !important;
  font-size: 14px; font-weight: 600;
  outline: none;
  transition: all .2s;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='rgba(255,255,255,.7)' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: right 10px center !important;
  padding-right: 32px !important;
}
.fq-field option { color: #333; background: #fff; }
.fq-field::placeholder { color: rgba(255,255,255,.6); opacity: 1; }
.fq-field::-webkit-input-placeholder { color: rgba(255,255,255,.6); }
.fq-field:focus {
  background: rgba(255,255,255,.28) !important;
  border-color: rgba(255,255,255,.5);
}
/* select 默认值（未选时）使用更明显的颜色与 chrome 默认下拉箭头 */
.fq-field:not(:focus) { color: rgba(255,255,255,.9) !important; }
.fq-field:not([value]):not(:focus) { color: rgba(255,255,255,.7) !important; }
.fq-field::-ms-expand { display: none; }
.fq-field option { background: #2a2a2a; color: #fff; }

/* === 底部fixed栏自定义下拉（解决原生select被截断） === */
.fq-custom-wrap { position: relative; flex: 1 1 0; min-width: 0; overflow: visible; }
.fq-custom-trigger {
  height: 42px; padding: 0 32px 0 12px;
  background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.25);
  border-radius: 6px; color: #fff; font-size: 14px; font-weight: 600;
  display: flex; align-items: center; cursor: pointer; user-select: none;
  transition: all .2s;
}
.fq-custom-trigger::after {
  content: ''; position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  width: 0; height: 0;
  border-left: 5px solid transparent; border-right: 5px solid transparent;
  border-top: 6px solid rgba(255,255,255,.7);
}
.fq-custom-trigger:hover,.fq-custom-trigger.open {
  background: rgba(255,255,255,.28) !important; border-color: rgba(255,255,255,.5);
}
/* 每个select自己的dropdown面板 — absolute在包裹内，渲染在fixed容器里（普通DOM不受clip影响） */
.fq-custom-dropdown {
  position: absolute;
  bottom: calc(100% + 4px);
  left: 0;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 -4px 24px rgba(0,0,0,.35);
  max-height: 260px;
  overflow-y: auto;
  min-width: 100%;
  z-index: 100000;
  display: none;
}
.fq-custom-wrap.open .fq-custom-dropdown { display: block; }
.fq-custom-option {
  padding: 10px 16px; color: #333; font-size: 14px;
  cursor: pointer; white-space: nowrap;
  transition: background .15s;
}
.fq-custom-option:hover { background: #fff5f5; color: #c62828; }
.fq-custom-option.selected { background: #fff5f5; color: #c62828; font-weight: 600; }
/* 小屏下拉最大高度缩小 */
@media (max-width: 768px) {
  .fq-custom-dropdown { max-height: 220px; }
}

/* === 首页滚动渐显动画 === */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .7s cubic-bezier(.25,.1,.25,1), transform .7s cubic-bezier(.25,.1,.25,1);
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}
.fixed-quote-submit {
  height: 42px; padding: 0 28px;
  background: linear-gradient(135deg, #ff5252, #c62828);
  color: #fff; border: none; border-radius: 6px;
  font-size: 15px; font-weight: 700; white-space: nowrap;
  cursor: pointer; flex-shrink: 0;
  box-shadow: 0 2px 12px rgba(198,40,40,.5);
  transition: all .25s;
}
.fixed-quote-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(198,40,40,.6);
}
.fixed-quote-close {
  position: absolute; top: 4px; right: 10px;
  background: none; border: none;
  color: rgba(255,255,255,.6);
  font-size: 16px; cursor: pointer;
  padding: 4px 8px;
}
.fixed-quote-close:hover { color: #fff; }

/* 给所有页面预留底部空间，避免被fixed-bar遮挡 */
body.has-fixed-bar { padding-bottom: 95px; }
body.has-fixed-bar.fixed-bar-collapsed { padding-bottom: 0; }

/* === 弹窗 === */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 1001;
  background: rgba(0,0,0,.6); justify-content: center; align-items: center;
}
.modal-overlay.show { display: flex; }
.modal-dialog {
  background: #fff; border-radius: 12px; padding: 32px 28px 24px;
  width: 90%; max-width: 520px; max-height: 90vh; overflow-y: auto;
  position: relative; animation: modalUp .3s ease;
}
@keyframes modalUp {
  from { transform: translateY(40px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.modal-close {
  position: absolute; top: 12px; right: 16px;
  width: 32px; height: 32px; font-size: 22px; line-height: 30px;
  text-align: center; cursor: pointer; border: none; background: none;
  color: #999; border-radius: 50%;
}
.modal-close:hover { background: #f5f5f5; color: #333; }
.modal-dialog h3 { font-size: 22px; text-align: center; margin-bottom: 6px; color: var(--brand-red); }
.modal-dialog .subtitle { text-align: center; color: var(--text-gray); font-size: 14px; margin-bottom: 20px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; color: #333; }
.form-group label .required { color: var(--brand-red); }

.form-row { display: flex; gap: 10px; }
.form-row .form-group { flex: 1; }

select, input[type="text"], input[type="tel"] {
  width: 100%; height: 44px; padding: 0 12px;
  border: 1px solid var(--border); border-radius: 6px;
  font-size: 15px; color: var(--text-dark); background: #fff;
  transition: border-color .2s; outline: none; appearance: auto;
}
select:focus, input:focus { border-color: var(--brand-red); box-shadow: 0 0 0 3px rgba(198,40,40,.1); }

.submit-btn {
  width: 100%; height: 48px; background: var(--brand-red);
  color: #fff; font-size: 17px; font-weight: 700; border: none;
  border-radius: 8px; cursor: pointer; transition: background .2s;
  letter-spacing: 2px; margin-top: 8px;
}
.submit-btn:hover { background: #a51b1b; }
.submit-btn:disabled { background: #ccc; cursor: not-allowed; }

.form-success {
  display: none; text-align: center; padding: 30px 0;
}
.form-success .check { font-size: 56px; color: #52c41a; margin-bottom: 12px; }

/* === 页面 Banner 大图 === */
.page-banner { width: 100%; overflow: hidden; margin-bottom: 20px; }
.page-banner img { width: 100%; display: block; object-fit: cover; }

/* === Banner 轮播 === */
.banner-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #000;
  margin-bottom: 24px;
}
.banner-slides {
  position: relative;
  width: 100%;
  aspect-ratio: 1920 / 520;
  min-height: 280px;
}
.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .8s ease-in-out;
  pointer-events: none;
}
.banner-slide.active {
  opacity: 1;
  pointer-events: auto;
}
.banner-slide img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.banner-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border: none;
  background: rgba(0,0,0,.35);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  border-radius: 50%;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
  user-select: none;
}
.banner-arrow:hover { background: rgba(198,40,40,.85); }
.banner-prev { left: 24px; }
.banner-next { right: 24px; }
.banner-dots {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 5;
}
.banner-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  cursor: pointer;
  transition: background .25s, transform .25s;
}
.banner-dot.active {
  background: var(--brand-red, #c62828);
  transform: scale(1.2);
}
@media (max-width: 768px) {
  .banner-slides { aspect-ratio: 750 / 360; min-height: 200px; }
  .banner-arrow { width: 36px; height: 36px; font-size: 22px; }
  .banner-prev { left: 10px; }
  .banner-next { right: 10px; }
  .banner-dots { bottom: 10px; gap: 7px; }
  .banner-dot { width: 8px; height: 8px; }
}

/* === Hero Banner === */
.hero {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d0a0a 40%, #c62828 100%);
  color: #fff; text-align: center; padding: 100px 20px 80px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: url('../img/banner_index.jpg') center/cover no-repeat;
  opacity: .12;
}
.hero h1 {
  font-size: 48px; font-weight: 900; margin-bottom: 16px; position: relative;
  text-shadow: 0 4px 20px rgba(0,0,0,.3);
  letter-spacing: 2px;
}
.hero .sub {
  font-size: 20px; opacity: .9; max-width: 700px; margin: 0 auto; position: relative;
  font-weight: 300;
}

/* === 报价区域（白底，与 banner 分离） === */
.quote-section {
  background: #fff;
  padding: 28px 24px;
  margin: 0 0 24px 0;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  border-radius: var(--radius);
}

/* 快速报价区域标题 */
.quick-title {
  margin: 0 0 18px;
  text-align: center;
  color: var(--brand-red);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* === 首页快速报价表单 === */
.quick-form {
  max-width: 100%; margin: 0 auto;
  background: #fff;
  padding: 0;
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 2px solid var(--brand-red);
  border-radius: 8px;
  box-shadow: none;
  overflow: hidden;
}
.quick-form .fg { flex: 1; display: flex; }
.quick-form .fg > select,
.quick-form .fg > input {
  flex: 1;
  width: 100%;
  height: 50px; padding: 0 14px;
  background: #fff;
  color: #333;
  font-size: 14px;
  border: 1px solid #ddd;
  border-right: none;
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  border-radius: 0;
}
.quick-form .fg:first-child > select {
  border-top-left-radius: 6px;
  border-bottom-left-radius: 6px;
}
.quick-form .fg:last-of-type > input {
  border-right: 1px solid #ddd;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}
.quick-form .fg > select:focus,
.quick-form .fg > input:focus { border-color: #c62828; }
.quick-form .fg > *::placeholder { color: #999; }
.quick-form select { padding-right: 28px; }
.quick-form select option { color: #333; background: #fff; }
.quick-form select::-ms-expand { display: none; }
.quick-form .submit-btn {
  width: auto;
  height: 50px; padding: 0 28px; margin: 0;
  flex-shrink: 0;
  background: linear-gradient(135deg, #ff5252, #c62828);
  border: none;
  color: #fff; font-size: 16px; font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  border-radius: 0 6px 6px 0;
  letter-spacing: 0;
  box-shadow: 0 2px 8px rgba(198,40,40,.4);
  transition: all .25s;
}
.quick-form .submit-btn:hover {
  filter: brightness(1.08);
  box-shadow: 0 4px 12px rgba(198,40,40,.5);
}

/* === 统计条 === */
.stats-bar {
  display: flex; justify-content: center; gap: 80px;
  padding: 50px 20px; background: #fff; flex-wrap: wrap;
  max-width: var(--max-width);
  margin: 0 auto 24px auto;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  border-radius: var(--radius);
}
.stat-item { text-align: center; position: relative; }
.stat-item::after {
  content: ''; position: absolute; right: -40px; top: 50%;
  transform: translateY(-50%);
  width: 1px; height: 40px; background: linear-gradient(180deg, transparent, #e0e0e0, transparent);
}
.stat-item:last-child::after { display: none; }
.stat-item .num {
  font-size: 42px; font-weight: 900; color: var(--brand-red);
  line-height: 1; margin-bottom: 8px;
}
.stat-item .label { font-size: 15px; color: var(--text-gray); font-weight: 500; }

/* === 通用区块 === */
.section {
  padding: 50px 20px;
  background: #fff;
  max-width: var(--max-width);
  margin: 0 auto 24px auto;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  border-radius: var(--radius);
}
.section-light {
  background: #fff;
}
.section-inner { max-width: 100%; margin: 0 auto; }

.section-title {
  text-align: center; font-size: 30px; font-weight: 700;
  margin-bottom: 12px; color: var(--text-dark);
}
.section-title-en { font-size: 16px; color: #bbb; font-weight: 400; margin-left: 8px; }
.section-subtitle { text-align: center; font-size: 16px; color: var(--text-gray); margin-bottom: 40px; }

/* === 服务优势 === */
.advantage-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px;
}
.advantage-card {
  position: relative;
  background: #fff; border-radius: 6px;
  padding: 0 16px 24px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
  border-top: 3px solid var(--brand-red);
  transition: box-shadow .3s, transform .3s;
  overflow: hidden;
}
.advantage-card:hover {
  box-shadow: 0 12px 32px rgba(0,0,0,.18);
  transform: translateY(-4px);
}
.advantage-img {
  width: calc(100% + 32px); height: 140px; overflow: hidden;
  margin: 0 -16px 12px;
}
.advantage-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s cubic-bezier(.25,.1,.25,1);
}
.advantage-card:hover .advantage-img img { transform: scale(1.15); }
.advantage-num {
  display: inline-block;
  background: var(--brand-red); color: #fff;
  font-size: 14px; font-weight: 700;
  padding: 4px 14px; border-radius: 20px;
  margin-bottom: 10px;
}
.advantage-title {
  font-size: 16px; font-weight: 700; color: var(--text-dark);
  margin: 0 0 8px;
}
.advantage-desc {
  font-size: 13px; color: var(--text-gray); line-height: 1.7;
  margin: 0;
}
@media (max-width: 992px) {
  .advantage-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
}

/* === 服务卡片 === */
.service-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.service-card {
  background: #fff; border-radius: 16px; padding: 40px 28px;
  box-shadow: 0 4px 20px rgba(0,0,0,.08); text-align: center;
  transition: all .4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent;
  position: relative;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(198,40,40,.15);
  border-color: var(--brand-red);
}
.service-card .icon {
  width: 80px; height: 80px; margin: 0 auto 20px;
  background: linear-gradient(135deg, #fff5f5 0%, #ffe8e8 100%);
  border-radius: 50%; display: flex;
  align-items: center; justify-content: center; font-size: 36px;
  transition: transform .3s;
}
.service-card:hover .icon { transform: scale(1.1) rotate(5deg); }
.service-card h4 { font-size: 20px; margin-bottom: 12px; font-weight: 700; }
.service-card p { color: var(--text-gray); font-size: 15px; line-height: 1.7; }

/* === 运输方式 === */
.transport-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.transport-card {
  background: #fff; border-radius: 16px; overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,.08); transition: all .4s;
}
.transport-card:hover { transform: translateY(-8px); box-shadow: 0 12px 40px rgba(0,0,0,.12); }
.transport-card .img { height: 200px; overflow: hidden; position: relative; }
.transport-card .img::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,.2) 100%);
}
.transport-card .img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.transport-card:hover .img img { transform: scale(1.05); }
.transport-card .info { padding: 24px; }
.transport-card .info h4 { font-size: 20px; margin-bottom: 10px; color: var(--brand-red); font-weight: 700; }
.transport-card .info p { font-size: 15px; color: var(--text-gray); line-height: 1.6; }

/* === 案例网格 === */
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.case-item {
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); transition: transform .3s;
  background: #fff;
}
.case-item:hover { transform: scale(1.03); cursor: zoom-in; }
.case-item img { width: 100%; height: auto; display: block; aspect-ratio: 4/3; object-fit: cover; }
.case-caption {
  padding: 10px 12px 12px;
  color: #333; font-size: 14px; font-weight: 600;
  text-align: left;
  background: transparent;
}

/* === 图片预览弹窗 === */
.image-preview-modal {
  position: fixed; inset: 0; z-index: 1100;
  background: rgba(0, 0, 0, .85);
  display: none; align-items: center; justify-content: center;
  padding: 24px; cursor: zoom-out;
  animation: fadeIn .25s ease;
}
.image-preview-modal.show { display: flex; }
.image-preview-modal img {
  max-width: 95vw; max-height: 92vh;
  border-radius: 8px;
  box-shadow: 0 12px 48px rgba(0,0,0,.5);
  cursor: default;
  animation: zoomIn .3s cubic-bezier(.25,.1,.25,1);
}
.image-preview-close {
  position: absolute; top: 18px; right: 22px;
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,.12); color: #fff; font-size: 22px; line-height: 40px;
  text-align: center; cursor: pointer; transition: background .2s;
  border: none;
}
.image-preview-close:hover { background: rgba(255,255,255,.25); }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes zoomIn {
  from { opacity: 0; transform: scale(.85); }
  to   { opacity: 1; transform: scale(1); }
}

/* === 关于页面 === */
.about-content { max-width: 800px; margin: 0 auto; }
.about-content h3 { font-size: 22px; color: var(--brand-red); margin: 28px 0 12px; }
.about-content p { color: var(--text-gray); margin-bottom: 12px; font-size: 15px; }
.about-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 24px; }
.about-feature {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 16px; background: var(--bg-light); border-radius: var(--radius);
}
.about-feature .icon { font-size: 24px; color: var(--brand-red); flex-shrink: 0; margin-top: 2px; }
.about-feature h4 { font-size: 15px; margin-bottom: 4px; }
.about-feature p { font-size: 13px; color: var(--text-gray); margin: 0; }

/* === 信任页面 === */
.trust-list { max-width: 760px; margin: 0 auto; }
.trust-item {
  display: flex; gap: 20px; align-items: flex-start; padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.trust-item:last-child { border: none; }
.trust-item .num {
  width: 48px; height: 48px; background: var(--brand-red); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700; flex-shrink: 0;
}
.trust-item h4 { font-size: 17px; margin-bottom: 6px; }
.trust-item p { color: var(--text-gray); font-size: 14px; }

/* === 联系页面 === */
.contact-card {
  max-width: 1100px; margin: 0; text-align: left;
  padding: 24px 0; background: transparent;
  box-shadow: none; border-radius: 0;
}
.contact-card .contact-title {
  font-size: 18px; color: #999; font-weight: 500;
  margin: 0 0 24px 0; padding-bottom: 16px;
  border-bottom: 1px solid #eee;
  display: flex; align-items: baseline; gap: 8px;
}
.contact-card .contact-en {
  font-size: 14px; color: #c0c0c0; font-weight: 400;
}
.contact-card .contact-line {
  font-size: 15px; color: #555; line-height: 1.9;
  margin: 6px 0;
}
.contact-card .contact-hotline {
  color: var(--brand-red); font-weight: 600;
}

/* === 报价页全表单 === */
.quote-full-form {
  max-width: 600px; margin: 0 auto;
  background: #fff; padding: 40px; border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.quote-full-form h3 { text-align: center; font-size: 24px; color: var(--brand-red); margin-bottom: 24px; }

/* === 页脚 === */
.footer {
  background: var(--brand-dark); color: #ccc; padding: 40px 20px 20px;
}
.footer-inner { max-width: var(--max-width); margin: 0 auto; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 28px; }
.footer-brand h4 { font-size: 20px; color: #fff; margin-bottom: 10px; }
.footer-brand p { font-size: 14px; line-height: 1.7; }
.footer-col h5 { font-size: 15px; color: #fff; margin-bottom: 12px; }
.footer-col a,
.footer-col p { display: block; font-size: 13px; color: #999; margin-bottom: 6px; transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-cities {
  display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 18px;
  padding-top: 18px; border-top: 1px solid #333;
}
.footer-cities a { font-size: 13px; color: #777; }
.footer-cities a:hover { color: #fff; }
.footer-bottom {
  text-align: center; padding-top: 18px; border-top: 1px solid #333;
  font-size: 13px; color: #666;
}

/* === Toast === */
.toast {
  position: fixed; top: 80px; left: 50%; transform: translateX(-50%);
  z-index: 9999; padding: 12px 24px; border-radius: 8px;
  font-size: 15px; color: #fff; animation: toastIn .3s ease;
  display: none;
}
.toast.success { background: #52c41a; }
.toast.error { background: #ff4d4f; }
@keyframes toastIn { from { opacity: 0; transform: translateX(-50%) translateY(-12px); } }

/* === 响应式 === */
@media (max-width: 768px) {
  .top-bar { display: none; }

  .nav-links {
    display: none; position: fixed; top: 68px; left: 0; right: 0;
    background: #fff; flex-direction: column; padding: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,.15); gap: 4px;
  }
  .nav-links.show { display: flex; }
  .nav-links a { padding: 12px 16px; border-radius: 8px; }
  .nav-links a.quote-link { text-align: center; }
  .menu-toggle { display: flex; }

  .hero { padding: 60px 16px 50px; }
  .hero h1 { font-size: 32px; letter-spacing: 1px; }
  .hero .sub { font-size: 16px; margin-bottom: 32px; }
  .quote-section { padding: 16px 8px; }
  .quick-form { flex-wrap: wrap; }
  .quick-form .fg { flex: 1 1 50%; min-width: 50%; }
  .quick-form .fg > select,
  .quick-form .fg > input,
  .quick-form .submit-btn {
    height: 44px; font-size: 14px;
  }

  /* 底部固定报价栏 - 移动端 */
  .fixed-quote-bar { padding: 10px 12px; }
  .fixed-quote-inner { flex-wrap: wrap; gap: 8px; }
  .fixed-quote-pitch .pitch-icon { width: 36px; height: 36px; font-size: 18px; }
  .fixed-quote-pitch .pitch-title { font-size: 14px; }
  .fixed-quote-pitch .pitch-sub { display: none; }
  .fixed-quote-form {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }
  .fq-field { height: 38px; font-size: 13px; padding: 0 8px; }
  .fixed-quote-submit {
    grid-column: 1 / -1;
    height: 40px;
    margin-top: 4px;
  }
  body.has-fixed-bar { padding-bottom: 220px; }

  .stats-bar { gap: 40px; padding: 40px 20px; }
  .stat-item .num { font-size: 32px; }
  .stat-item::after { display: none; }

  .section { padding: 36px 16px; margin: 0 12px 16px 12px; }
  .stats-bar { padding: 32px 16px; margin: 0 12px 16px 12px; gap: 32px; }
  .quote-section { padding: 20px 16px; margin: 0 12px 16px 12px; }
  .section-title { font-size: 26px; margin-bottom: 10px; }
  .section-subtitle { font-size: 15px; margin-bottom: 32px; }
  .quick-title { font-size: 21px; margin-bottom: 14px; }
  .banner-slider { margin-bottom: 16px; }

  .service-cards,
  .transport-cards { grid-template-columns: 1fr; gap: 24px; }
  .service-card { padding: 32px 24px; }
  .case-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .about-features { grid-template-columns: 1fr; }

  .modal-dialog { padding: 24px 16px 20px; }
  .form-row { flex-direction: column; gap: 16px; }
}