/* ============================================================
   捷飞国际物流 · 官网样式
   主色：海洋蓝 #0b5cd5 / 深海军蓝 #0a2540 / 强调橙 #ff6a00
   ============================================================ */

:root {
  --blue: #ff8a1e;
  --blue-dark: #f0760a;
  --navy: #0a2540;
  --navy-2: #143a5e;
  --orange: #ff6a00;
  --orange-dark: #e65c00;
  --ink: #0f172a;
  --ink-2: #1e293b;
  --muted: #64748b;
  --line: #f0e2d2;
  --bg: #ffffff;
  --bg-soft: #fff8f0;
  --blue-soft: #fff3e6;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(10, 37, 64, 0.08);
  --shadow-md: 0 12px 32px -14px rgba(10, 37, 64, 0.25);
  --shadow-lg: 0 24px 56px -20px rgba(10, 37, 64, 0.32);
  --max-w: 1200px;
  --header-h: 72px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  color: var(--blue-dark);
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

::selection {
  background: var(--blue-soft);
  color: var(--blue-dark);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--blue);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
}

.skip-link:focus {
  left: 0;
  color: #fff;
}

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 88px 0;
}

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

.section__head {
  max-width: 700px;
  margin: 0 auto 52px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--blue);
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.section__desc {
  margin-top: 14px;
  color: var(--muted);
  font-size: 17px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--orange);
  color: #fff;
}

.btn--primary:hover {
  background: var(--orange-dark);
  color: #fff;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--blue {
  background: var(--blue);
  color: #fff;
}

.btn--blue:hover {
  background: var(--blue-dark);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

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

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}

.topbar {
  background: var(--navy);
  color: #b9c9dc;
  font-size: 13px;
  padding: 7px 0;
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.topbar a {
  color: #b9c9dc;
}

.topbar a:hover {
  color: #fff;
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
}

.brand:hover {
  color: var(--ink);
}

.brand__logo {
  width: 44px;
  height: 44px;
  flex: none;
}

/* 后台上传替换的公司 LOGO：按高度缩放、宽度自适应，避免变形 */
.brand__logo-img {
  height: 44px;
  width: auto;
  max-width: 200px;
  flex: none;
  display: block;
}

.brand__text strong {
  display: block;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0.01em;
}

/* ---------- 分公司网络（联系我们页） ---------- */
.branches-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.branch-card {
  background: #fff;
  border: 1px solid var(--line, #e8ecf3);
  border-radius: var(--radius, 16px);
  padding: 26px 24px;
  box-shadow: 0 8px 24px rgba(15, 35, 80, .05);
  transition: transform .2s ease, box-shadow .2s ease;
}
.branch-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 34px rgba(15, 35, 80, .10);
}
.branch-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.branch-card__name {
  font-size: 19px;
  font-weight: 800;
  color: var(--ink, #16233d);
}
.branch-card__city {
  font-size: 13px;
  font-weight: 600;
  color: var(--blue, #0b5cd5);
  background: rgba(11, 92, 213, .08);
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.branch-card__person {
  color: var(--ink-2, #1e293b);
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 4px;
}
.branch-card__addr {
  color: var(--muted, #5b6781);
  font-size: 15px;
  line-height: 1.6;
  margin: 0 0 6px;
}
.branch-card__phone {
  color: var(--muted, #5b6781);
  font-size: 14px;
  margin: 0;
}
@media (max-width: 760px) {
  .branches-grid { grid-template-columns: 1fr; }
}

.brand__text span {
  display: block;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--muted);
  font-weight: 600;
}

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

.nav__link {
  display: inline-block;
  padding: 8px 15px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-2);
  transition: color 0.2s ease, background 0.2s ease;
}

.nav__link:hover {
  color: var(--blue);
  background: var(--blue-soft);
}

.nav__link.is-active {
  color: var(--blue);
  font-weight: 600;
}

.nav__toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink);
}

.nav__toggle svg {
  width: 22px;
  height: 22px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 84px 0 76px;
  background:
    radial-gradient(1000px 520px at 88% -12%, rgba(11, 92, 213, 0.13), transparent 62%),
    radial-gradient(760px 420px at 4% 108%, rgba(255, 106, 0, 0.07), transparent 58%),
    linear-gradient(180deg, #f7fafd 0%, #ffffff 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.28;
  pointer-events: none;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 52px;
}

.hero__title {
  font-size: clamp(32px, 5.4vw, 54px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.hero__title .hl {
  color: var(--blue);
  position: relative;
  white-space: nowrap;
}

.hero__subtitle {
  margin-top: 20px;
  font-size: 17px;
  color: var(--muted);
  max-width: 540px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 42px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.hero__stat .num {
  font-size: 26px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.01em;
}

.hero__stat .label {
  font-size: 13px;
  color: var(--muted);
}

/* 快捷询价卡 */
.inquiry-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
  padding: 28px;
}

.inquiry-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.inquiry-card .sub {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
}

.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 5px;
  color: var(--ink-2);
}

.field label .req {
  color: #dc2626;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 11px 13px;
  font-size: 14px;
  font-family: inherit;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-soft);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field textarea {
  resize: vertical;
  min-height: 76px;
}

.inquiry-card .btn {
  width: 100%;
  margin-top: 6px;
}

.form-msg {
  display: none;
  margin-top: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.form-msg.is-ok {
  display: block;
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.form-msg.is-err {
  display: block;
  background: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

/* ---------- 服务渠道卡片 ---------- */
.grid {
  display: grid;
  gap: 22px;
}

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

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

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

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: #bcd4fb;
}

.card__icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--blue-soft);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.card__icon svg {
  width: 25px;
  height: 25px;
}

.card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.card p {
  color: var(--muted);
  font-size: 14.5px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.tag {
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--navy-2);
  border: 1px solid var(--line);
}

/* ---------- 解决方案 ---------- */
.solution {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  position: relative;
  overflow: hidden;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.solution::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), #ffb866);
}

.solution:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.solution h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.solution p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 16px;
}

.solution__points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.solution__points li {
  font-size: 13px;
  padding: 5px 12px;
  border-radius: 6px;
  background: var(--blue-soft);
  color: var(--blue-dark);
  font-weight: 500;
}

/* ---------- 优势 ---------- */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.adv {
  padding: 26px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.adv:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.adv__num {
  font-size: 13px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: 0.12em;
}

.adv h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 10px 0 8px;
}

.adv p {
  font-size: 14.5px;
  color: var(--muted);
}

/* ---------- 服务网络 ---------- */
.network {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  border-radius: 20px;
  padding: 56px 44px;
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.network .section__head {
  margin-bottom: 40px;
}

.network .section__title {
  color: #fff;
}

.network .section__desc {
  color: #a9c0d8;
}

.network__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.region {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  padding: 22px 18px;
  text-align: center;
  transition: background 0.22s ease, transform 0.22s ease;
}

.region:hover {
  background: rgba(255, 255, 255, 0.13);
  transform: translateY(-3px);
}

.region h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
  color: #fff;
}

.region p {
  font-size: 13px;
  color: #a9c0d8;
}

/* ---------- 流程 ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  position: relative;
}

.step {
  text-align: center;
  padding: 28px 20px;
}

.step__num {
  width: 44px;
  height: 44px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 17px;
  box-shadow: 0 6px 16px -6px rgba(11, 92, 213, 0.6);
}

.step h3 {
  font-size: 16.5px;
  font-weight: 700;
  margin-bottom: 6px;
}

.step p {
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 统计带 ---------- */
.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 40px 30px;
}

.stat {
  text-align: center;
}

.stat .num {
  font-size: 36px;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.stat .label {
  font-size: 14px;
  color: var(--muted);
  margin-top: 2px;
}

/* ---------- 客户评价 ---------- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.testimonial {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
}

.testimonial blockquote {
  font-size: 15px;
  color: var(--ink-2);
  flex: 1;
}

.testimonial__footer {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--blue-soft);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex: none;
}

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

.testimonial__role {
  font-size: 13px;
  color: var(--muted);
}

/* ---------- 新闻 ---------- */
.news-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.news-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.news-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.news-item__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.news-item__tag {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 5px;
  background: var(--blue-soft);
  color: var(--blue-dark);
}

.news-item__date {
  font-size: 13px;
  color: var(--muted);
}

.news-item h3 {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
}

.news-item p {
  font-size: 14.5px;
  color: var(--muted);
}

/* ---------- CTA ---------- */
.cta__box {
  background: linear-gradient(120deg, var(--blue) 0%, var(--navy-2) 100%);
  color: #fff;
  border-radius: 20px;
  padding: 60px 44px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.cta__box h2 {
  font-size: clamp(24px, 3.6vw, 34px);
  font-weight: 800;
}

.cta__box p {
  margin: 14px auto 28px;
  max-width: 580px;
  font-size: 17px;
  color: #cfe0f5;
}

/* ---------- 内页 Hero ---------- */
.page-hero {
  padding: 62px 0 52px;
  background:
    radial-gradient(900px 380px at 50% -110px, var(--blue-soft), transparent 70%),
    linear-gradient(180deg, #f7fafd, #ffffff);
}

.page-hero h1 {
  font-size: clamp(28px, 4.6vw, 44px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.22;
}

.page-hero p {
  max-width: 660px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 17px;
}

.breadcrumb {
  margin-top: 16px;
  font-size: 14px;
  color: var(--muted);
}

.breadcrumb a {
  color: var(--muted);
}

.breadcrumb a:hover {
  color: var(--blue);
}

.breadcrumb i {
  margin: 0 7px;
  font-style: normal;
  color: var(--line);
}

/* ---------- 关于页 ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: center;
}

.about-grid__text h2 {
  font-size: clamp(24px, 3.4vw, 32px);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.3;
}

.about-grid__text p {
  color: var(--muted);
  margin-bottom: 14px;
}

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.value {
  text-align: center;
  padding: 32px 22px;
}

.value .num {
  font-size: 15px;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: 0.12em;
}

.value h3 {
  margin: 12px 0 8px;
  font-size: 18px;
}

.value p {
  font-size: 15px;
  color: var(--muted);
}

.timeline {
  position: relative;
  max-width: 740px;
  margin: 0 auto;
  padding-left: 28px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--line);
}

.timeline__item {
  position: relative;
  padding-bottom: 34px;
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--blue);
}

.timeline__year {
  font-size: 14px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: 0.06em;
}

.timeline__title {
  font-size: 17px;
  font-weight: 700;
  margin: 3px 0 5px;
}

.timeline__desc {
  color: var(--muted);
  font-size: 15px;
}

/* ---------- 联系页 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 40px;
  align-items: start;
}

.contact-info {
  display: grid;
  gap: 16px;
}

.contact-item {
  display: flex;
  gap: 15px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.contact-item__icon {
  flex: none;
  width: 46px;
  height: 46px;
  border-radius: 11px;
  background: var(--blue-soft);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item__icon svg {
  width: 22px;
  height: 22px;
}

.contact-item h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 2px;
}

.contact-item p {
  font-size: 14px;
  color: var(--muted);
  word-break: break-all;
}

.contact-form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}

.contact-form h2 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 6px;
}

.contact-form .sub {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 22px;
}

.form-note {
  font-size: 13px;
  color: var(--muted);
  margin-top: 12px;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--navy);
  color: #b9c9dc;
  padding: 60px 0 28px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
  gap: 38px;
}

.footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.footer__brand .brand__logo {
  width: 34px;
  height: 34px;
}

.footer__brand .brand__logo-img {
  height: 34px;
}

.footer__brand strong {
  display: block;
  font-size: 17px;
  font-weight: 800;
  color: #fff;
}

.footer__brand span {
  display: block;
  font-size: 10px;
  letter-spacing: 0.15em;
  color: #7f97b3;
  font-weight: 600;
}

.footer__about {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.8;
  color: #94a9c0;
  max-width: 300px;
}

.footer h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer__links li {
  margin-bottom: 9px;
}

.footer__links a {
  color: #94a9c0;
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer__links a:hover {
  color: #fff;
}

.footer__contact li {
  font-size: 14px;
  color: #94a9c0;
  margin-bottom: 9px;
}

.footer__bottom {
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid rgba(148, 169, 192, 0.18);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: #7f97b3;
}

.footer__bottom a {
  color: #7f97b3;
}

.footer__bottom a:hover {
  color: #fff;
}

/* ---------- 动效 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .card:hover,
  .solution:hover,
  .adv:hover,
  .news-item:hover,
  .testimonial:hover,
  .region:hover {
    transform: none;
  }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .adv-grid,
  .network__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-band {
    grid-template-columns: repeat(2, 1fr);
  }
  .network__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .hero__inner,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .inquiry-card {
    order: 2;
  }
  .grid--3,
  .testimonials,
  .news-list,
  .values,
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .section {
    padding: 60px 0;
  }
  .topbar {
    font-size: 12px;
  }
  .nav__links {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 10px 18px 18px;
    gap: 2px;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav__links.is-open {
    display: flex;
  }
  .nav__link {
    padding: 12px 14px;
    font-size: 16px;
  }
  .nav__cta {
    display: none;
  }
  .nav__toggle {
    display: flex;
  }
  .grid--4,
  .grid--3,
  .grid--2,
  .adv-grid,
  .network__grid,
  .testimonials,
  .news-list,
  .values,
  .steps,
  .stats-band {
    grid-template-columns: 1fr;
  }
  .network {
    padding: 40px 24px;
  }
  .cta__box {
    padding: 42px 24px;
  }
  .field-row {
    grid-template-columns: 1fr;
  }
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================================
   大图轮播（首页）
   ============================================================ */
.hero-slides {
  position: relative;
  background: #0a2540;
  overflow: hidden;
}
.slides-track {
  position: relative;
  width: 100%;
  height: clamp(420px, 62vw, 640px);
}
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}
.slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}
.slide__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 40%;
  background-repeat: no-repeat;
  transform: scale(1.06);
  transition: transform 6s linear;
}
.slide.is-active .slide__bg {
  transform: scale(1);
}
.slide__bg--fallback {
  background: linear-gradient(135deg, #0b5cd5 0%, #0a2540 100%);
}
.slide__mask {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 30, 60, 0.78) 0%, rgba(8, 30, 60, 0.45) 45%, rgba(8, 30, 60, 0.15) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0) 60%, rgba(0, 0, 0, 0.45) 100%),
    radial-gradient(ellipse at 95% 95%, rgba(0, 0, 0, 0.18) 0%, transparent 35%);
}
.slide__inner {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  z-index: 2;
}
.slide__content {
  max-width: 620px;
  color: #fff;
  padding: 32px 0;
}
.slide__eyebrow {
  display: inline-block;
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 13px;
  margin-bottom: 18px;
  backdrop-filter: blur(6px);
}
.slide__title {
  font-size: clamp(28px, 4.4vw, 46px);
  line-height: 1.18;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: 0.5px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}
.slide__highlight {
  font-size: clamp(15px, 1.6vw, 18px);
  color: #ffd2a8;
  margin-bottom: 14px;
  font-weight: 500;
}
.slide__desc {
  font-size: 15.5px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 22px;
  max-width: 540px;
}
.slide__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}
.slide__chip {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #fff;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 13px;
}
.slide__btn {
  box-shadow: 0 8px 24px -8px rgba(255, 106, 0, 0.6);
}
.slides-controls {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 24px;
  z-index: 5;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  padding: 0 24px;
  pointer-events: none;
}
.slide-arrow,
.slide-pause {
  pointer-events: auto;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
}
.slide-arrow:hover,
.slide-pause:hover {
  background: rgba(255, 255, 255, 0.32);
}
.slide-arrow:active {
  transform: scale(0.92);
}
.slide-arrow svg {
  width: 18px;
  height: 18px;
}
.slide-dots {
  pointer-events: auto;
  display: flex;
  gap: 8px;
  align-items: center;
}
.slide-dot {
  width: 10px;
  height: 10px;
  padding: 0;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.7);
  background: transparent;
  cursor: pointer;
  transition: all 0.25s ease;
}
.slide-dot.is-active {
  background: #ff6a00;
  border-color: #ff6a00;
  width: 28px;
  border-radius: 6px;
}
.slide-pause .ico-play {
  display: none;
}
.slide-pause[aria-pressed="true"] .ico-pause {
  display: none;
}
.slide-pause[aria-pressed="true"] .ico-play {
  display: block;
}
.slide-pause svg {
  width: 14px;
  height: 14px;
}

@media (max-width: 760px) {
  .slides-track {
    height: clamp(520px, 130vw, 720px);
  }
  .slide__bg {
    background-position: 70% 40%;
  }
  .slide__mask {
    background:
      linear-gradient(180deg, rgba(8, 30, 60, 0.55) 0%, rgba(8, 30, 60, 0.75) 50%, rgba(8, 30, 60, 0.85) 100%);
  }
  .slide__inner {
    align-items: flex-end;
    padding-bottom: 80px;
  }
  .slide__content {
    max-width: 100%;
  }
  .slide__desc {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .slides-controls {
    bottom: 16px;
  }
}

/* ============================================================
   快捷询价 + 数据条
   ============================================================ */
.quick-inquiry {
  background: linear-gradient(180deg, #f5f8fc 0%, #ffffff 100%);
  padding: 56px 0 48px;
  border-bottom: 1px solid var(--line);
}
.quick-inquiry__inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: stretch;
}
.quick-inquiry__form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 30px;
  box-shadow: 0 8px 24px -16px rgba(10, 37, 64, 0.18);
}
.quick-inquiry__head h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}
.quick-inquiry__head .sub {
  color: var(--muted);
  font-size: 14.5px;
  margin-bottom: 20px;
}
.quick-inquiry__form .form-msg {
  margin-top: 10px;
}
.quick-inquiry__form .field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
.quick-inquiry__form .field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
  margin-bottom: 5px;
}
.quick-inquiry__form .field input,
.quick-inquiry__form .field select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14.5px;
  font-family: inherit;
  color: var(--ink);
  background: #fff;
}
.quick-inquiry__form .field input:focus,
.quick-inquiry__form .field select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-soft);
}
.quick-inquiry__form .btn {
  margin-top: 4px;
}
.quick-inquiry__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-content: center;
}
.hero__stat {
  background: linear-gradient(135deg, #0b5cd5 0%, #0a2540 100%);
  color: #fff;
  border-radius: 14px;
  padding: 22px 20px;
  text-align: center;
  box-shadow: 0 8px 20px -12px rgba(11, 92, 213, 0.4);
}
.hero__stat .num {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 6px;
  color: #ffd2a8;
}
.hero__stat .label {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.85);
}

@media (max-width: 900px) {
  .quick-inquiry__inner {
    grid-template-columns: 1fr;
  }
  .quick-inquiry__form .field-row {
    grid-template-columns: 1fr;
  }
  .quick-inquiry__stats {
    order: -1;
  }
}

/* ============================================================
   服务渠道 - 首页卡片网格
   ============================================================ */
.svc-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.svc-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.svc-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px -22px rgba(11, 92, 213, 0.35);
  border-color: rgba(11, 92, 213, 0.3);
}
.svc-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: linear-gradient(135deg, #0b5cd5 0%, #0a2540 100%);
}
.svc-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.svc-card:hover .svc-card__media img {
  transform: scale(1.06);
}
.svc-card__body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.svc-card__icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--blue-soft);
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}
.svc-card__icon svg {
  width: 22px;
  height: 22px;
}
.svc-card__name {
  font-size: 19px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}
.svc-card__tagline {
  font-size: 14.5px;
  color: var(--blue);
  font-weight: 600;
  margin-bottom: 10px;
}
.svc-card__desc {
  font-size: 14px;
  color: #475569;
  line-height: 1.65;
  margin-bottom: 14px;
  flex: 1;
}
.svc-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}
.svc-card__more {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: auto;
  transition: gap 0.2s ease;
}
.svc-card__more:hover {
  gap: 10px;
}

@media (max-width: 1024px) {
  .svc-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .svc-card-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   服务渠道 - 服务页图文大块（左右交替）
   ============================================================ */
.svc-image-grid {
  display: flex;
  flex-direction: column;
  gap: 64px;
}
.svc-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.svc-block--reverse {
  grid-template-columns: 1.1fr 0.9fr;
}
.svc-block--reverse .svc-block__media {
  order: 2;
}
.svc-block__media {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 20px 50px -28px rgba(10, 37, 64, 0.4);
}
.svc-block__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 37, 64, 0.18) 100%);
  pointer-events: none;
}
.svc-block__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.svc-block__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.svc-block__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, #0b5cd5 0%, #0a2540 100%);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.svc-block__icon svg {
  width: 28px;
  height: 28px;
}
.svc-block__name {
  font-size: 26px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 2px;
  letter-spacing: 0.5px;
}
.svc-block__tagline {
  font-size: 15.5px;
  color: var(--blue);
  font-weight: 600;
}
.svc-block__hls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
.svc-hl {
  background: var(--blue-soft);
  border: 1px solid #d6e6fb;
  border-radius: 10px;
  padding: 12px 14px;
  text-align: center;
}
.svc-hl__v {
  font-size: 18px;
  font-weight: 800;
  color: var(--blue);
  line-height: 1.2;
  margin-bottom: 2px;
}
.svc-hl__l {
  font-size: 12.5px;
  color: #4b5b75;
}
.svc-block__desc {
  font-size: 15.5px;
  color: #334155;
  line-height: 1.75;
  margin-bottom: 18px;
}
.svc-block__points {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}
.svc-block__points li {
  position: relative;
  padding: 7px 0 7px 28px;
  font-size: 14.5px;
  color: #334155;
  line-height: 1.65;
  border-bottom: 1px dashed #e2e8f0;
}
.svc-block__points li:last-child {
  border-bottom: none;
}
.svc-block__points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 7px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}
.svc-block__scenarios {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 14px 16px;
  background: #f8fafc;
  border-radius: 10px;
  border: 1px solid var(--line);
}
.svc-scen-label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
  margin-right: 4px;
}
.svc-scen-chip {
  background: #fff;
  border: 1px solid var(--line);
  color: #475569;
  font-size: 12.5px;
  padding: 4px 10px;
  border-radius: 6px;
}
.svc-block__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 22px;
}
.svc-block__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--blue);
  padding: 10px 18px;
  border: 1.5px solid var(--blue);
  border-radius: 8px;
  transition: all 0.2s ease;
}
.svc-block__cta:hover {
  background: var(--blue);
  color: #fff;
  gap: 10px;
}
@media (max-width: 900px) {
  .svc-block,
  .svc-block--reverse {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .svc-block--reverse .svc-block__media {
    order: 0;
  }
  .svc-block__hls {
    grid-template-columns: repeat(3, 1fr);
  }
  .svc-block__name {
    font-size: 22px;
  }
}
@media (max-width: 520px) {
  .svc-block__hls {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   服务快捷导航 TOC
   ============================================================ */
.services-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 4px 12px -8px rgba(10, 37, 64, 0.1);
}
.services-toc a {
  padding: 6px 14px;
  background: var(--blue-soft);
  color: var(--blue-dark);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s ease;
}
.services-toc a:hover {
  background: var(--blue);
  color: #fff;
}

/* ============================================================
   每周燃油变动看板
   ============================================================ */
.section--fuel {
  background: linear-gradient(180deg, #0a2540 0%, #08203a 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.section--fuel::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(11, 92, 213, 0.35) 0%, transparent 70%);
  pointer-events: none;
}
.section--fuel .section__title,
.section--fuel .fuel__title {
  color: #fff;
}
.section--fuel .eyebrow {
  color: #7fb3ff;
}
.section--fuel .section__desc {
  color: rgba(255, 255, 255, 0.75);
}
.fuel__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 36px;
  position: relative;
}
.fuel__period {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  text-align: right;
}
.fuel__period-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.fuel__period-val {
  font-size: 18px;
  font-weight: 700;
  color: #ffd2a8;
}
.fuel__update {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.55);
}
.fuel__channels {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 36px;
  position: relative;
}
.fuel-cell {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 22px 22px 20px;
  backdrop-filter: blur(8px);
  transition: all 0.25s ease;
}
.fuel-cell:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}
.fuel-cell__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
  gap: 8px;
}
.fuel-cell__head h4 {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 600;
  line-height: 1.4;
}
.fuel-cell__trend {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.fuel-cell--up .fuel-cell__trend {
  background: rgba(239, 68, 68, 0.18);
  color: #fca5a5;
}
.fuel-cell--down .fuel-cell__trend {
  background: rgba(34, 197, 94, 0.18);
  color: #86efac;
}
.fuel-cell--flat .fuel-cell__trend {
  background: rgba(148, 163, 184, 0.18);
  color: #cbd5e1;
}
.fuel-cell__row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}
.fuel-cell__current {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}
.fuel-cell__change {
  font-size: 14px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
}
.fuel-cell--up .fuel-cell__change {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
}
.fuel-cell--down .fuel-cell__change {
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
}
.fuel-cell--flat .fuel-cell__change {
  background: rgba(148, 163, 184, 0.15);
  color: #cbd5e1;
}
.fuel-cell__meta {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 10px;
}
.fuel-cell p {
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 10px;
}
.fuel-cell__basis {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.5);
  border-top: 1px dashed rgba(255, 255, 255, 0.12);
  padding-top: 8px;
}
.fuel__bottom {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 24px;
  position: relative;
}
.fuel__chart {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 24px 26px;
  backdrop-filter: blur(8px);
}
.fuel-chart__svg-wrap {
  width: 100%;
}
.fuel-chart {
  width: 100%;
  height: auto;
  display: block;
}
.fuel-chart__grid line {
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 1;
  stroke-dasharray: 3 3;
}
.fuel-chart__y-labels text,
.fuel-chart__x-labels text {
  fill: rgba(255, 255, 255, 0.6);
  font-size: 12px;
  font-family: inherit;
}
.fuel-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 14px;
  justify-content: center;
}
.fuel-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.8);
}
.fuel-legend__item i {
  width: 14px;
  height: 3px;
  border-radius: 2px;
  display: inline-block;
}
.fuel__side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.fuel__summary,
.fuel__sources {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 22px 24px;
  backdrop-filter: blur(8px);
}
.fuel__summary h3 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}
.fuel__summary p {
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 14px;
}
.fuel__tips {
  list-style: none;
  padding: 0;
  margin: 0;
}
.fuel__tips li {
  position: relative;
  padding: 6px 0 6px 22px;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.75);
  border-top: 1px dashed rgba(255, 255, 255, 0.1);
}
.fuel__tips li:first-child {
  border-top: none;
}
.fuel__tips li::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 6px;
  color: #ff6a00;
  font-weight: 700;
}
.fuel__sources {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.fuel-source {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
}
.fuel-source:last-child {
  border-bottom: none;
}
.fuel-source strong {
  color: #fff;
  font-weight: 600;
}
.fuel-source em {
  color: rgba(255, 255, 255, 0.55);
  font-style: normal;
  font-size: 12px;
}

@media (max-width: 1024px) {
  .fuel__channels {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 900px) {
  .fuel__bottom {
    grid-template-columns: 1fr;
  }
  .fuel__head {
    flex-direction: column;
    align-items: flex-start;
  }
  .fuel__period {
    align-items: flex-start;
    text-align: left;
  }
}
@media (max-width: 520px) {
  .fuel__channels {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   兼容旧版 hero / stats 区块（防止其他页面误引用）
   ============================================================ */
.hero,
.hero__inner,
.hero__title,
.hero__subtitle,
.hero__actions,
.hero__stats {
  /* 旧版 hero 区块已下线，相关 class 保留为安全兜底 */
}