/* ==========================================================================
   SRLeader HP01 v1.4 — independent build (P2)
   Monochrome industrial base + railway-signal blue accent.
   ========================================================================== */

:root {
  --ink: #101214;
  --ink-2: #17191d;
  --ink-3: #23262b;
  --paper: #f6f6f2;
  --paper-2: #efefe9;
  --line: #dcdcd4;
  --line-dark: #2e3136;
  --mute: #666b6e;
  --mute-dark: #9aa0a4;
  /* brand blue sampled from official logo (#104898) + derived ladder */
  --signal: #104898;
  --signal-deep: #1d5cb8;
  --signal-bright: #5b92e0;
  /* 海图深蓝灰 —— 运力网络与重点产品区块底色 */
  --chart: #0e1c2c;
  --chart-2: #132433;
  --line-chart: #263a4e;
  --mute-chart: #8fa5b8;
  --font: "Helvetica Neue", Helvetica, Arial, -apple-system, "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --mono: "SF Mono", "SFMono-Regular", ui-monospace, Menlo, Consolas,
    "Liberation Mono", monospace;
  --ease-reveal: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-ui: cubic-bezier(0.15, 0, 0.45, 1);
  --pad: clamp(20px, 4.5vw, 64px);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 78px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--ink); color: var(--paper); }

.wrap {
  max-width: 1360px;
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.nb { white-space: nowrap; }

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--signal-deep);
  outline-offset: 2px;
}

/* ---------- eyebrows / labels ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 28px;
}
.eyebrow-dark { color: var(--mute-dark); }

/* ---------- line-reveal headings ---------- */
.lines .line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.08em;
  margin-bottom: -0.08em;
}
.lines .line > span {
  display: inline-block;
  /* 允许自然换行：窄屏与英/法长句不裁切（位移按元素高度百分比，换行后遮罩仍成立） */
  transform: translateY(108%);
  transition: transform 0.5s var(--ease-reveal);
  transition-delay: calc(var(--i, 0) * 80ms);
}
.lines.on .line > span { transform: translateY(0); }

.lines .line:nth-child(1) > span { --i: 0; }
.lines .line:nth-child(2) > span { --i: 1; }
.lines .line:nth-child(3) > span { --i: 2; }

/* ---------- soft reveal ---------- */
/* P4.3：无模糊、短促落位（≤180ms），首屏与低性能设备始终先可读可见 */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.18s var(--ease-ui), transform 0.18s var(--ease-ui);
  transition-delay: min(var(--d, 0ms), 90ms);
}
.reveal.on { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .lines .line > span, .reveal { transition: none; transform: none; opacity: 1; filter: none; }
  .modes-media img, .modes-media img.is-on { transition: none; transform: none; }
  .count { transition: none; }
  .modes-media img { transition: none; }
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-head {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  transition: transform 0.28s var(--ease-ui), background-color 0.28s linear,
    border-color 0.28s linear;
  border-bottom: 1px solid transparent;
}
.site-head.is-solid {
  background: rgba(16, 18, 20, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--line-dark);
}
.site-head.is-hidden { transform: translate3d(0, -100%, 0); }

.head-inner {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--pad);
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: #fff;
}
.wm-logo { display: block; height: 30px; width: auto; }
.wm-logo-foot { height: 33px; }

.site-nav { display: flex; align-items: center; gap: 40px; }
.site-nav a {
  color: #d6d8d5;
  text-decoration: none;
  font-size: 15.5px;
  letter-spacing: 0.05em;
  transition: color 0.2s var(--ease-ui);
}
.site-nav a:hover { color: #fff; }
.site-nav .nav-cta {
  border: 1px solid rgba(255, 255, 255, 0.55);
  padding: 11px 24px;
  color: #fff;
  transition: background-color 0.2s var(--ease-ui), color 0.2s var(--ease-ui),
    border-color 0.2s var(--ease-ui);
}
.site-nav .nav-cta:hover { background: #fff; color: var(--ink); border-color: #fff; }

/* language switch */
.lang-switch {
  display: inline-flex;
  border: 1px solid rgba(255, 255, 255, 0.35);
  margin-left: 4px;
}
.lang-switch button {
  appearance: none;
  background: none;
  border: 0;
  color: #d6d8d5;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  padding: 8px 10px;
  min-height: 34px;
  cursor: pointer;
  transition: background-color 0.18s var(--ease-ui), color 0.18s var(--ease-ui);
}
.lang-switch button + button { border-left: 1px solid rgba(255, 255, 255, 0.22); }
.lang-switch button.is-on { background: #fff; color: var(--ink); }
.lang-switch-m { display: flex; margin: 14px var(--pad) 18px; border-color: var(--line-dark); }
.lang-switch-m button { flex: 1; color: #e8e9e6; padding: 12px 16px; }
.lang-switch-m button + button { border-left-color: var(--line-dark); }
.lang-switch-m button.is-on { background: #fff; color: var(--ink); }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  background: none;
  border: 0;
  cursor: pointer;
  position: relative;
}
.nav-toggle span {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  background: #fff;
  transition: transform 0.25s var(--ease-ui), top 0.25s var(--ease-ui);
}
.nav-toggle span:nth-child(1) { top: 17px; }
.nav-toggle span:nth-child(2) { top: 26px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { top: 21px; transform: rotate(-45deg); }

.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line-dark);
}
.mobile-nav a {
  color: #e8e9e6;
  text-decoration: none;
  font-size: 17px;
  padding: 16px var(--pad);
  border-top: 1px solid var(--line-dark);
}
.mobile-nav.is-open { display: flex; }

/* ==========================================================================
   HERO (P4.2 — 连续站场叙事：全幅深蓝夜景影像，左侧柔和阅读区)
   ========================================================================== */
.hero {
  background: var(--ink);
  color: #fff;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding-top: 78px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 72px 72px;
  /* 网格纹理只落在左侧文字区，向右渐隐 */
  mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, 0.5) 30%, transparent 52%);
  pointer-events: none;
  z-index: 1;
}

/* hero photo: 全幅连续画面，列车叙事占右侧约 35–42% */
.hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  z-index: 0;
  margin: 0;
}
.hero-media picture { display: block; width: 100%; height: 100%; }
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 75% 50%;
  display: block;
  filter: brightness(1.03) saturate(1.04);
}
/* V9.2：深墨蓝阅读氛围——从左侧深蓝渐变至中部透明，与画面自然融合，无黑色硬切 */
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(0deg, rgba(10, 17, 29, 0.55) 0%, rgba(10, 17, 29, 0) 24%),
    linear-gradient(96deg, rgba(9, 16, 31, 0.8) 0%, rgba(9, 16, 31, 0.55) 26%,
      rgba(9, 16, 31, 0.2) 46%, rgba(9, 16, 31, 0) 60%, rgba(9, 16, 31, 0.04) 100%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding-top: clamp(48px, 9vh, 120px);
  padding-bottom: clamp(24px, 4vh, 48px);
}
.hero-copy > * { max-width: min(540px, calc(44vw - var(--pad))); }

.hero-title {
  font-size: clamp(40px, 4.8vw, 72px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: 0.015em;
  margin: 8px 0 24px;
  color: #faf6ee;
  text-shadow: 0 2px 40px rgba(8, 12, 22, 0.6), 0 1px 10px rgba(8, 12, 22, 0.4);
}
/* V9.3：标题两行结构仅作排版分行，无位移遮罩/入场门控，首帧即完整可见 */
.hero-title .line { display: block; }

.hero-en {
  font-size: clamp(15px, 1.35vw, 19px);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: #eceae2;
  margin-bottom: 28px;
  text-shadow: 0 1px 18px rgba(8, 12, 22, 0.45);
}

.hero-body {
  font-size: 16.5px;
  line-height: 1.95;
  color: #e2e4e0;
  --d: 340ms;
  text-shadow: 0 1px 18px rgba(8, 12, 22, 0.45);
}

.hero-cta { margin-top: 40px; --d: 430ms; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: inherit;
  font-size: 15px;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding: 15px 30px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: background-color 0.2s var(--ease-ui), color 0.2s var(--ease-ui),
    border-color 0.2s var(--ease-ui);
}
.btn-arrow { transition: transform 0.2s var(--ease-ui) 25ms; }
.btn:hover .btn-arrow { transform: translate3d(4px, 0, 0); }
.btn-signal { background: var(--signal); color: #fff; border-color: var(--signal); }
.btn-signal:hover { background: var(--signal-deep); border-color: var(--signal-deep); }
.btn-invert { border-color: #fff; color: #fff; }
.btn-invert:hover { background: #fff; color: var(--ink); }

/* hero stats strip — three indicators, confined to the left text zone */
.hero-stats {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  --d: 340ms;
}
/* V9.2 品牌数据带：一整条低透明深蓝灰底 + 极细低对比边界，三个等宽单元以细竖线分隔 */
.hs-band-cap {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: rgba(236, 234, 226, 0.55);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: min(720px, calc(58vw - 2 * var(--pad)));
}
.hs-band-cap::after { content: ""; flex: 1; height: 1px; background: rgba(255, 255, 255, 0.16); }
.hs-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  max-width: min(720px, calc(58vw - 2 * var(--pad)));
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(11, 19, 34, 0.46);
}
.hs-list li {
  padding: 20px 22px 22px;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 5px;
}
.hs-list li:first-child { border-left: 0; }
.hs-num { font-size: clamp(30px, 2.9vw, 44px); font-weight: 700; letter-spacing: 0.01em; white-space: nowrap; color: #faf6ee; line-height: 1.15; }
/* “2列+”为完整单元：单位不作附属小字 */
.hs-num .hs-unit { font-size: 0.58em; font-weight: 700; color: #faf6ee; margin-left: 6px; letter-spacing: 0.03em; }
.hs-cap { font-size: 14px; color: #e6e4dd; letter-spacing: 0.04em; line-height: 1.5; min-height: 1.5em; }
.hs-sub { font-size: 13px; color: #b8bdb8; letter-spacing: 0.03em; line-height: 1.5; }

/* ---------- P4.3 英/法排版收口 ---------- */
html[lang="en"] .hs-list, html[lang="fr"] .hs-list {
  max-width: min(860px, calc(64vw - 2 * var(--pad)));
}
html[lang="en"] .hs-band-cap, html[lang="fr"] .hs-band-cap { max-width: min(860px, calc(64vw - 2 * var(--pad))); }
html[lang="en"] .hs-cap, html[lang="fr"] .hs-cap { font-size: 13px; letter-spacing: 0.02em; min-height: 3em; }
html[lang="en"] .hs-sub, html[lang="fr"] .hs-sub { font-size: 12px; letter-spacing: 0.02em; }
html[lang="en"] .hs-num .hs-unit, html[lang="fr"] .hs-num .hs-unit { font-size: 0.42em; letter-spacing: 0.02em; }
/* 六向标签：英/法文案更长，收紧内距字号保证一行放下 */
html[lang="en"] .seg-btn, html[lang="fr"] .seg-btn { padding: 12px 18px; font-size: 13.5px; letter-spacing: 0.04em; }
@media (max-width: 1100px) {
  .seg-5, .seg-6 { mask-image: linear-gradient(90deg, #000 calc(100% - 30px), rgba(0,0,0,0.35)); }
}
/* 拉丁语系允许单词内断行，避免溢出与挤压 */
html[lang="en"] .sec-title, html[lang="fr"] .sec-title,
html[lang="en"] .hero-title, html[lang="fr"] .hero-title,
html[lang="en"] .cta-title, html[lang="fr"] .cta-title { hyphens: auto; overflow-wrap: break-word; }
html[lang="en"] body, html[lang="en"] .md-desc, html[lang="fr"] body, html[lang="fr"] .md-desc { overflow-wrap: break-word; }

/* EN/FR 导航文案更长：1100px 以下提前切换为移动导航，避免挤压换行 */
@media (max-width: 1100px) {
  html[lang="en"] .site-nav, html[lang="fr"] .site-nav { display: none; }
  html[lang="en"] .nav-toggle, html[lang="fr"] .nav-toggle { display: block; }
}

.hero-foot {
  position: relative;
  z-index: 2;
  max-width: 1360px;
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--pad) 34px;
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mute-dark);
}
.hf-rule { flex: 1; height: 1px; background: rgba(255, 255, 255, 0.22); min-width: 20px; }
.hf-dash { background: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.22) 0 6px, transparent 6px 12px); }

/* ==========================================================================
   MODES（第二屏：从一条班列，到一张跨境交付网络）
   ========================================================================== */
.modes { padding: clamp(110px, 16vh, 190px) 0 clamp(90px, 13vh, 160px); background: var(--paper); }

.modes-head { align-items: start; }
.modes-side-head { display: flex; flex-direction: column; gap: 22px; }

/* DPD 身份背书：可信证明，不是主叙事 */
.modes-badge {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-left: 3px solid var(--signal);
  background: #fff;
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.mb-mark {
  position: absolute;
  right: -6px;
  bottom: -14px;
  width: 132px;
  opacity: 0.08;
  pointer-events: none;
}
.mb-k {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
}
.mb-v { font-size: 17.5px; font-weight: 700; letter-spacing: 0.02em; }
.mb-s { font-size: 13.5px; color: var(--mute); letter-spacing: 0.02em; }

.modes-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  gap: clamp(28px, 4vw, 72px);
  align-items: start;
  margin-top: clamp(40px, 5vw, 64px);
}
.modes-media {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
}
.modes-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 0.6s var(--ease-ui), transform 0s;
}
.modes-media img.is-on {
  opacity: 1;
  transform: scale(1.03);
  transition: opacity 0.3s var(--ease-ui), transform 2.2s ease-out;
}

/* 五项能力：默认完整可读，hover/focus/click 切换配图 */
.modes-list { list-style: none; border-top: 1px solid var(--ink); }
.modes-list li { border-bottom: 1px solid var(--line); }
.mode-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  grid-template-areas: "idx txt" "idx en";
  column-gap: 16px;
  row-gap: 4px;
  width: 100%;
  padding: 18px 8px;
  background: none;
  border: 0;
  font: inherit;
  text-align: left;
  color: var(--mute);
  cursor: pointer;
  transition: background-color 0.2s var(--ease-ui), color 0.2s var(--ease-ui),
    padding-left 0.25s var(--ease-ui);
}
.mode-item:hover, .mode-item:focus-visible, .mode-item.is-on {
  background: #fff;
  color: var(--ink);
}
.mode-item.is-on { padding-left: 18px; }
.md-idx {
  grid-area: idx;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding-top: 4px;
}
.md-txt { grid-area: txt; display: flex; flex-direction: column; gap: 4px; }
.md-cn { font-size: 17px; font-weight: 700; letter-spacing: 0.02em; color: var(--ink); }
.mode-item.is-on .md-cn { color: var(--signal); }
.md-desc { font-size: 13.5px; line-height: 1.75; color: var(--mute); letter-spacing: 0.01em; }
.md-en {
  grid-area: en;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--mute);
}
.mode-item.is-on .md-en { color: var(--signal); }

/* ==========================================================================
   SECTION HEAD (shared)
   ========================================================================== */
.sec-head {
  display: grid;
  grid-template-columns: 7fr 4fr;
  gap: clamp(24px, 4vw, 72px);
  align-items: end;
  margin-bottom: clamp(36px, 5vw, 64px);
}
.sec-title {
  font-size: clamp(26px, 3.4vw, 48px);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: 0.02em;
}
.sec-title-dark { color: #fff; }
.sec-body { font-size: 15.5px; line-height: 1.9; color: var(--mute); max-width: 26em; }

/* ==========================================================================
   NETWORK / MAPS — P4.2 海图蓝深色区块
   ========================================================================== */
.network { padding: clamp(90px, 13vh, 160px) 0; background: var(--chart); color: #e8eef4; }
.network .sec-body-dark { color: var(--mute-chart); }
.sec-body-dark { color: var(--mute-dark); }

.map-shell { background: #fff; border: 1px solid var(--line); }
.map-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.seg { display: inline-flex; border: 1px solid var(--ink); }
.seg-btn {
  appearance: none;
  border: 0;
  background: #fff;
  color: var(--ink);
  font-family: var(--font);
  font-size: 14.5px;
  letter-spacing: 0.08em;
  line-height: 1.45;
  text-align: center;
  padding: 12px 28px;
  min-height: 46px;
  cursor: pointer;
  transition: background-color 0.18s var(--ease-ui), color 0.18s var(--ease-ui);
}
.seg-btn + .seg-btn { border-left: 1px solid var(--ink); }
.seg-btn.is-on { background: var(--ink); color: #fff; }

.map-hint { font-size: 13px; color: var(--mute); letter-spacing: 0.04em; }

.map-stage {
  position: relative;
  height: clamp(460px, 60vh, 660px);
  cursor: grab;
  background: #fbfbf7;
  touch-action: pan-y;
}
.map-stage:active { cursor: grabbing; }
.map-stage svg { display: block; width: 100%; height: 100%; }

/* map internals — P2.1: graded line classes, animated sea legs */
.rm-sphere { fill: #f1f1ea; }
.rm-grat { fill: none; stroke: #e2e2d8; stroke-width: 0.5; }
.rm-land { fill: #e9e9e1; stroke: #c4c4b8; stroke-width: 0.45; }
.rm-line { fill: none; }
.rm-trunk { stroke: var(--signal); }
.rm-aux { stroke: var(--signal-deep); }
.rm-fan { stroke: #6f7478; }
.rm-link { stroke: var(--signal-deep); }
.rm-truck { stroke: #7c96bd; }
.rm-sea { stroke: var(--signal); stroke-dasharray: 7 5; animation: seaflow 2.8s linear infinite; }
@keyframes seaflow { to { stroke-dashoffset: -24; } }
@media (prefers-reduced-motion: reduce) { .rm-sea { animation: none; } }

.rm-node { cursor: pointer; outline: none; }
/* SVG 节点键盘焦点：除 halo 高亮外补充标准焦点框 */
.rm-node:focus-visible { outline: 2px solid var(--signal-bright); outline-offset: 3px; border-radius: 999px; }
.rm-node circle.core { fill: var(--ink); stroke: #fff; stroke-width: 1.4; }
.rm-node.origin circle.core { fill: var(--signal); }
.rm-node.aux circle.core,
.rm-node.cis circle.core,
.rm-node.seasia circle.core,
.rm-node.south circle.core { fill: var(--signal-deep); }
.rm-node.port circle.core { fill: #fff; stroke: var(--signal-deep); stroke-width: 2; }
.rm-node.dest circle.core { fill: #fff; stroke: var(--signal); stroke-width: 1.8; }
.rm-node circle.halo { fill: none; stroke: var(--signal); stroke-width: 1.2; opacity: 0; transition: opacity 0.2s; }
.rm-node.is-sel circle.halo,
.rm-node.is-hover circle.halo,
.rm-node:focus-visible circle.halo { opacity: 1; }
.rm-node text {
  font-family: var(--font);
  font-size: 12.5px;
  fill: var(--ink);
  paint-order: stroke;
  stroke: rgba(251, 251, 247, 0.88);
  stroke-width: 2.8px;
  pointer-events: none;
}
.rm-node text.en { fill: #4c5154; font-size: 10.5px; letter-spacing: 0.04em; }
.rm-dir { fill: var(--mute); font-size: 11.5px; letter-spacing: 0.12em; font-family: var(--font);
  paint-order: stroke; stroke: rgba(251, 251, 247, 0.85); stroke-width: 2.8px; pointer-events: none; }

.map-foot {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}
.legend { list-style: none; display: flex; flex-wrap: wrap; gap: 12px 28px; padding: 18px 20px; align-items: center; }
.legend .lg { font-size: 13.5px; color: var(--mute); display: inline-flex; align-items: center; gap: 10px; letter-spacing: 0.03em; font-style: normal; }
.lg-line { width: 20px; height: 0; display: inline-block; flex: none; border-top: 2.4px solid var(--signal); }
.lg-line.lg-aux { border-top-color: var(--signal-deep); border-top-width: 1.6px; }
.lg-line.lg-fan { border-top-color: #6f7478; border-top-width: 1.2px; }
.lg-line.lg-link { border-top-color: var(--signal-deep); border-top-width: 1.7px; }
.lg-line.lg-truck { border-top-color: #7c96bd; }
.lg-line.lg-sea { border-top-style: dashed; }
.legend-dark .lg { color: var(--mute-dark); }
.legend-dark .lg-line { border-top-color: var(--signal-bright); }
.legend-dark .lg-line.lg-truck { border-top-color: #8fa3c8; }

/* per-view description strip */
.map-view-desc {
  margin: 0;
  padding: 14px 22px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mute);
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--line);
  background: #f4f4ee;
}
.map-view-desc-dark { background: rgba(255, 255, 255, 0.03); border-bottom-color: var(--line-dark); color: var(--mute-dark); }

.node-card {
  min-width: 250px;
  padding: 18px 22px;
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
}
.node-card .nc-type {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--signal);
  text-transform: uppercase;
}
.node-card .nc-cn { font-size: 20px; font-weight: 700; }
.node-card .nc-en { font-size: 13px; color: var(--mute); letter-spacing: 0.05em; }
.node-card .nc-note { font-size: 12.5px; color: var(--mute); margin-top: 7px; line-height: 1.65; }

/* 节点清单 —— 兼作常规目的站列表，桌面端同样可见 */
.node-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 20px 16px;
  border-top: 1px solid var(--line);
}
.node-list button {
  font-family: var(--font);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--mute);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 15px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background-color 0.15s;
}
.node-list button:hover { color: var(--ink); border-color: var(--ink); }
.node-list button.is-on { background: var(--ink); color: #fff; border-color: var(--ink); }
.node-list-dark { border-top-color: var(--line-dark); }
.node-list-dark button { background: transparent; border-color: var(--line-dark); color: #d6d8d5; }
.node-list-dark button:hover { color: #fff; border-color: #fff; }
.node-list-dark button.is-on { background: #fff; color: var(--ink); border-color: #fff; }

/* DPD dark shell */
.map-shell-dark { background: var(--ink-2); border-color: var(--line-dark); }
.map-shell-dark .map-toolbar { border-bottom-color: var(--line-dark); }
.map-shell-dark .map-hint { color: var(--mute-dark); font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.1em; }
.map-shell-dark .map-stage { background: var(--ink-2); }
.map-shell-dark .map-foot { border-top-color: var(--line-dark); }
.node-card-dark { border-left-color: var(--line-dark); }
.node-card-dark .nc-type { color: var(--signal-bright); }
.node-card-dark .nc-cn { color: #fff; }
.node-card-dark .nc-en { color: var(--mute-dark); }
.node-card-dark .nc-note { color: var(--mute-dark); }

/* dark map variant */
.map-dark .rm-sphere { fill: #1c1f23; }
.map-dark .rm-grat { stroke: #2b2f34; }
.map-dark .rm-land { fill: #26292e; stroke: #34383d; }
.map-dark .rm-trunk { stroke: var(--signal-bright); }
.map-dark .rm-truck { stroke: #8fa3c8; }
.map-dark .rm-sea { stroke: var(--signal-bright); }
.map-dark .rm-node circle.core { fill: #e8e9e6; stroke: var(--ink-2); }
.map-dark .rm-node.origin circle.core { fill: var(--signal-bright); }
.map-dark .rm-node.transit circle.core { fill: #e8e9e6; }
.map-dark .rm-node.port circle.core { fill: none; stroke: var(--signal-bright); }
.map-dark .rm-node.dest circle.core { fill: none; stroke: var(--signal-bright); }
.map-dark .rm-node text { fill: #e8e9e6; stroke: rgba(23, 25, 29, 0.9); }
.map-dark .rm-node text.en { fill: var(--mute-dark); }
.map-dark .rm-aux { stroke: #3f7cd0; }
.map-dark .rm-link { stroke: #3f7cd0; }
.map-dark .rm-fan { stroke: #5d6a75; }

/* 运力网络区块：海图蓝色调的暗色地图外壳 */
.network .map-shell-dark { background: var(--chart-2); border-color: var(--line-chart); }
.network .map-shell-dark .map-toolbar { border-bottom-color: var(--line-chart); }
.network .map-shell-dark .map-stage { background: var(--chart-2); }
.network .map-shell-dark .map-foot { border-top-color: var(--line-chart); }
.network .map-shell-dark .map-view-desc-dark { background: rgba(91, 146, 224, 0.05); border-bottom-color: var(--line-chart); color: var(--mute-chart); }
.network .node-card-dark { border-left-color: var(--line-chart); }
.network .node-list-dark { border-top-color: var(--line-chart); }
.network .node-list-dark button { border-color: var(--line-chart); color: #c9d6e2; }
.network .node-list-dark button:hover { color: #fff; border-color: #fff; }
.network .node-list-dark button.is-on { background: #fff; color: var(--chart); border-color: #fff; }
.network .seg-dark { border-color: var(--line-chart); }
.network .seg-dark .seg-btn { color: var(--mute-chart); }
.network .seg-dark .seg-btn + .seg-btn { border-left-color: var(--line-chart); }
.network .seg-dark .seg-btn.is-on { background: #fff; color: var(--chart); }
.network .legend-dark .lg { color: var(--mute-chart); }
.network .map-dark .rm-sphere { fill: #15273a; }
.network .map-dark .rm-grat { stroke: #1e3548; }
.network .map-dark .rm-land { fill: #1b2f44; stroke: #2c455c; }
.network .map-dark .rm-node circle.core { stroke: var(--chart-2); }
.network .map-dark .rm-node text { stroke: rgba(14, 28, 44, 0.92); }

/* ==========================================================================
   SERVICES（P4.2 — 三组业务系统大面板，默认完整可读）
   ========================================================================== */
.services { padding: clamp(90px, 13vh, 160px) 0; background: var(--paper); }

.svc3-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 2.4vw, 36px);
}
.svc3 {
  border: 1px solid var(--line);
  background: #fff;
  display: flex;
  flex-direction: column;
  transition: border-color 0.25s var(--ease-ui), box-shadow 0.25s var(--ease-ui),
    transform 0.25s var(--ease-ui);
}
.svc3:hover, .svc3:focus-visible {
  border-color: var(--signal);
  box-shadow: 0 18px 44px rgba(16, 72, 152, 0.1);
  transform: translateY(-3px);
}
.svc3-media {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ink-2);
}
.svc3-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-ui);
}
.svc3:hover .svc3-media img, .svc3:focus-visible .svc3-media img { transform: scale(1.04); }
.svc3-body { padding: 24px 26px 28px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.svc3-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.svc3-idx { font-family: var(--mono); font-size: 12px; color: var(--mute); letter-spacing: 0.1em; }
.svc3-en {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  text-align: right;
}
.svc3-title { font-size: clamp(20px, 1.8vw, 25px); font-weight: 700; letter-spacing: 0.02em; }
.svc3-desc { font-size: 14.5px; line-height: 1.85; color: var(--mute); flex: 1; }
.svc3-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.svc3-tags li {
  border: 1px solid var(--line);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  color: var(--mute);
  background: var(--paper);
}

/* ==========================================================================
   DPD
   ========================================================================== */
.dpd { background: var(--ink); color: #fff; padding: clamp(90px, 13vh, 160px) 0; }
.dpd-grid {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: clamp(28px, 4vw, 72px);
  align-items: start;
}
.dpd .sec-title { font-size: clamp(31px, 4vw, 57px); margin-bottom: clamp(28px, 3.6vw, 52px); }
.dpd .sec-title .line > span { max-width: 100%; }
.map-shell-dark .map-stage { height: clamp(540px, 66vh, 720px); }
.dpd-body { font-size: 16.5px; line-height: 1.95; color: var(--mute-dark); margin: 0 0 32px; max-width: 27em; --d: 200ms; }
.dpd-media {
  margin: 0 0 34px;
  border: 1px solid var(--line-dark);
  --d: 260ms;
}
.dpd-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3.2;
  object-fit: cover;
  object-position: 50% 62%;
  filter: brightness(1.07) contrast(1.02);
}
.dpd-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; --d: 280ms; }
.dpd-tags li {
  border: 1px solid var(--line-dark);
  color: #d6d8d5;
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 8px 16px;
}
.dpd-tags li.tag-badge {
  border-color: var(--signal-bright);
  color: #eaf2ff;
}
.legend-dark { padding: 22px 0 0; --d: 340ms; }
.legend-dark li { color: var(--mute-dark); }

/* ==========================================================================
   INDUSTRIES (interactive)
   ========================================================================== */
.industries { padding: clamp(90px, 13vh, 160px) 0; background: var(--paper-2); border-top: 1px solid var(--line); }
.ind-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(28px, 4vw, 72px);
  align-items: start;
}
.ind-list { list-style: none; border-top: 1px solid var(--ink); }
.ind-list li { border-bottom: 1px solid var(--line); }
.ind {
  display: flex;
  align-items: baseline;
  gap: 20px;
  width: 100%;
  padding: 26px 8px;
  background: none;
  border: 0;
  font: inherit;
  text-align: left;
  color: var(--ink);
  cursor: pointer;
  transition: background-color 0.2s var(--ease-ui);
}
.ind:hover, .ind:focus-visible, .ind.is-on { background: #fff; }
.ind.is-on .ind-cn { color: var(--signal); }
.ind-idx { font-family: var(--mono); font-size: 12.5px; color: var(--mute); letter-spacing: 0.1em; }
.ind-cn { font-size: clamp(19px, 2vw, 26px); font-weight: 700; letter-spacing: 0.02em; transition: color 0.2s; }
.ind-prime .ind-cn { font-size: clamp(22px, 2.4vw, 32px); }

.ind-panel { position: sticky; top: 96px; }
.ind-media {
  margin: 0;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--ink-2);
  transition: opacity 0.16s var(--ease-ui);
}
.ind-media.is-switching { opacity: 0; }
.ind-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 4.4;
  object-fit: cover;
  object-position: 50% 50%;
}
.ind-desc { font-size: 15px; line-height: 1.9; color: var(--mute); padding: 18px 2px 0; }

/* ==========================================================================
   LOCATIONS (双总部 + 区域分公司 — 品牌坐标场，无交通线路)
   ========================================================================== */
.locations { padding: clamp(90px, 13vh, 160px) 0; background: var(--paper); border-top: 1px solid var(--line); }
/* P4.3：桌面为横向完整坐标场；移动端改卡片列表（先双总部、后分公司） */
.loc-cards { display: none; }
.loc-coord-c {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: rgba(190, 208, 232, 0.6);
}
/* 移动端坐标卡片与桌面坐标场同为深墨蓝/夜航蓝场景（P4.5） */
.loc-hq {
  border: 1px solid rgba(150, 190, 240, 0.4);
  background: linear-gradient(180deg, #0e1c30 0%, #0b1728 100%);
  color: #e9eff8;
  padding: 22px 24px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.loc-city { font-size: clamp(22px, 2.2vw, 30px); font-weight: 700; letter-spacing: 0.02em; }
.loc-role {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: #8fbdf2;
  text-transform: uppercase;
}
.loc-sub {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid rgba(150, 190, 240, 0.2);
  background: #0c1828;
  color: #dde7f3;
}
.loc-sub li {
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-bottom: 1px solid rgba(150, 190, 240, 0.14);
}
.loc-sub li:nth-child(odd) { border-right: 1px solid rgba(150, 190, 240, 0.14); }
.loc-sub li:nth-last-child(-n + 2) { border-bottom: 0; }
.loc-city-s { font-size: 17px; font-weight: 700; letter-spacing: 0.02em; }
.loc-role-s { font-size: 12px; color: rgba(190, 208, 232, 0.6); letter-spacing: 0.04em; }

/* 品牌坐标图册（P4.5）—— 深墨蓝/夜航蓝坐标场：低对比地理纹理 + 精致经纬网 +
   极轻大陆轮廓；坐标点/光晕/标识全部由前端 SVG 叠加，无交通线路 */
.loc-field {
  border: 1px solid #1a2c46;
  background:
    radial-gradient(90% 80% at 28% 12%, rgba(74, 122, 190, 0.16), transparent 62%),
    radial-gradient(70% 90% at 82% 92%, rgba(28, 58, 108, 0.28), transparent 65%),
    repeating-linear-gradient(0deg, rgba(126, 164, 220, 0.05) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(90deg, rgba(126, 164, 220, 0.05) 0 1px, transparent 1px 56px),
    linear-gradient(180deg, #0d1a2e 0%, #0a1424 100%);
  aspect-ratio: 21 / 8;
  min-height: 380px;
  position: relative;
}
.loc-field svg { display: block; width: 100%; height: 100%; }
.loc-land { fill: rgba(148, 178, 218, 0.09); stroke: rgba(160, 190, 228, 0.2); stroke-width: 0.5; }
.loc-grat { fill: none; stroke: rgba(130, 168, 224, 0.15); stroke-width: 0.6; }
.loc-halo { pointer-events: none; }
.loc-ring { fill: rgba(120, 168, 230, 0.1); stroke: rgba(150, 190, 240, 0.5); stroke-width: 1; }
.loc-ring-2 { fill: none; stroke: rgba(150, 190, 240, 0.28); stroke-width: 0.8; }
.loc-node.hqMain .loc-ring,
.loc-node.hqOversea .loc-ring { stroke: #9cc4f5; stroke-width: 1.6; fill: rgba(140, 185, 245, 0.16); }
.loc-mark { opacity: 0.95; }
.loc-leader { stroke: rgba(190, 210, 238, 0.34); stroke-width: 0.8; }
.loc-card-bg { fill: rgba(9, 20, 36, 0.84); stroke: rgba(140, 175, 225, 0.26); stroke-width: 0.8; }
.loc-accent { fill: #8fbdf2; }
.loc-name { font-family: var(--font); font-size: 12.5px; font-weight: 600; fill: #e9eff8; letter-spacing: 0.04em; }
.loc-node.hqMain .loc-name,
.loc-node.hqOversea .loc-name { font-size: 15px; font-weight: 700; fill: #a9cdf7; }
.loc-coord { font-family: var(--mono); font-size: 9.5px; fill: rgba(190, 208, 232, 0.55); letter-spacing: 0.08em; }
.loc-role-tag { font-size: 10px; fill: #8fbdf2; letter-spacing: 0.12em; }
.loc-node.branch .loc-role-tag { fill: rgba(190, 208, 232, 0.55); }

/* ==========================================================================
   CTA
   ========================================================================== */
.cta { background: var(--ink); color: #fff; padding: clamp(120px, 20vh, 220px) 0; }
.cta-partners {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 0 0 40px;
}
.cta-chip {
  background: #fff;
  border-radius: 10px;
  padding: 13px 22px;
  display: inline-flex;
  align-items: center;
}
.cta-chip img { height: 42px; width: auto; display: block; }
.cta-cap {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mute-dark);
  border-left: 1px solid rgba(255, 255, 255, 0.22);
  padding-left: 20px;
}
/* 窄屏：合作徽章与说明文字换行，避免横向溢出 */
@media (max-width: 560px) {
  .cta-partners { flex-wrap: wrap; }
  .cta-cap { flex-basis: 100%; border-left: 0; padding-left: 0; }
}
.cta-title {
  font-size: clamp(26px, 4vw, 56px);
  font-weight: 700;
  line-height: 1.36;
  letter-spacing: 0.02em;
  margin-bottom: 30px;
}
.cta-body { max-width: 34em; font-size: 15.5px; line-height: 1.9; color: var(--mute-dark); margin-bottom: 44px; --d: 220ms; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-foot { background: var(--ink); color: #fff; border-top: 1px solid var(--line-dark); padding: 56px 0 48px; }
.foot-grid { display: grid; grid-template-columns: 5fr 4fr 3fr; gap: 36px; align-items: start; }
.foot-line { margin-top: 14px; font-size: 12.5px; color: var(--mute-dark); letter-spacing: 0.03em; }
.foot-nav { display: flex; flex-direction: column; gap: 10px; }
.foot-nav a { color: #c9cbc8; text-decoration: none; font-size: 14px; transition: color 0.2s; width: fit-content; }
.foot-nav a:hover { color: #fff; }
.foot-meta { font-size: 12px; color: var(--mute-dark); line-height: 2; text-align: right; letter-spacing: 0.04em; }
/* V9.1 备案信息：页脚最下方左侧，小号低对比、清晰可读；窄屏自然两行 */
.foot-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.foot-legal a {
  font-size: 11.5px;
  color: rgba(201, 203, 200, 0.5);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}
.foot-legal a:hover { color: rgba(255, 255, 255, 0.85); }
.foot-legal-sep { font-size: 11.5px; color: rgba(201, 203, 200, 0.28); }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1100px) {
  .site-nav { gap: 26px; }
  .site-nav a { font-size: 14.5px; }
}

/* 960px 以下启用移动导航；坐标图册切换为卡片列表（窄屏图册卡片过密） */
@media (max-width: 960px) {
  .site-nav { display: none; }
  .nav-toggle { display: block; }
  .loc-field { display: none; }
  .loc-cards { display: grid; gap: 14px; }
  /* 桌面端隐藏时不参与 reveal；移动端直接可见 */
  .loc-cards .reveal { opacity: 1; transform: none; transition: none; }
}

/* DPD 暗色外壳内的 seg */
.seg-dark { border-color: var(--line-dark); }
.seg-dark .seg-btn { color: var(--mute-dark); background: transparent; }
.seg-dark .seg-btn + .seg-btn { border-left-color: var(--line-dark); }
.seg-dark .seg-btn.is-on { background: #fff; color: var(--ink); }

/* 网络标签可横向滑动（6 个方向） */
.seg-5, .seg-6 { max-width: 100%; overflow-x: auto; scrollbar-width: none; }
.seg-5::-webkit-scrollbar, .seg-6::-webkit-scrollbar { display: none; }
.seg-5 .seg-btn, .seg-6 .seg-btn { white-space: nowrap; }

@media (max-width: 1100px) {
  .svc3-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1024px) {
  .hero { min-height: 0; }
  .hs-list { grid-template-columns: 1fr 1fr 1fr; }
  .sec-head { grid-template-columns: 1fr; align-items: start; }
  .modes-grid { grid-template-columns: 1fr; }
  .dpd-grid { grid-template-columns: 1fr; }
  .ind-grid { grid-template-columns: 1fr; }
  .ind-panel { position: static; order: -1; }
  .ind-media img { aspect-ratio: 16 / 9; }
  .loc-field { aspect-ratio: auto; height: 320px; min-height: 0; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-meta { text-align: left; }
}

@media (max-width: 760px) {
  html { scroll-padding-top: 60px; }
  .head-inner { height: 60px; }
  .wm-logo { height: 26px; }
  .hero { padding-top: 60px; }
  /* 移动端：标题独立置于上方暗色区域，图片在下方完整展示车头与横幅 */
  .hero-copy { order: 1; }
  .hero-media { order: 2; }
  .hero-stats { order: 3; }
  .hero-copy { padding-top: 40px; padding-bottom: 0; }
  .hero-copy > * { max-width: none; }
  /* 移动端：车头正面与红色横幅优先 */
  .hero-media {
    position: relative;
    inset: auto;
    width: 100%;
    aspect-ratio: 16 / 10;
    margin-top: 34px;
  }
  .hero-media img { object-position: 62% 55%; }
  .hero-media::after {
    background: linear-gradient(0deg, rgba(13, 16, 22, 0.5) 0%, rgba(13, 16, 22, 0.08) 45%, rgba(13, 16, 22, 0.2) 100%);
  }
  .hs-band-cap { max-width: none; }
  /* V9.2 移动端：数据带纵向三项，数字居左、说明居右，细横线分隔 */
  .hs-list { grid-template-columns: 1fr; max-width: none; }
  html[lang="en"] .hs-list, html[lang="fr"] .hs-list { grid-template-columns: 1fr; max-width: none; }
  .hs-list li {
    border-left: 0;
    padding: 14px 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    display: grid;
    grid-template-columns: minmax(100px, auto) 1fr;
    gap: 2px 18px;
    align-items: baseline;
  }
  .hs-list li:first-child { grid-column: auto; border-top: 0; }
  .hs-num { grid-row: 1 / 3; align-self: center; }
  .hs-cap, html[lang="en"] .hs-cap, html[lang="fr"] .hs-cap { min-height: 0; }
  .hero-foot { display: none; }
  .hero-cta { margin-top: 32px; }
  .dpd-media img { aspect-ratio: 16 / 10; }

  .map-stage { height: 300px; }
  .map-shell-dark .map-stage { height: 340px; }
  .map-hint { display: none; }
  .seg { display: flex; width: 100%; }
  .seg-btn { flex: 1; padding: 12px 12px; font-size: 13.5px; }
  .seg-5 .seg-btn, .seg-6 .seg-btn { flex: 0 0 auto; padding: 12px 16px; white-space: nowrap; }
  .map-foot { flex-direction: column; align-items: stretch; }
  .node-card { border-left: 0; border-top: 1px solid var(--line); }
  .node-card-dark { border-top-color: var(--line-dark); }

  .node-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 14px 16px;
    border-top: 1px solid var(--line);
  }
  .node-list button {
    appearance: none;
    font-family: var(--font);
    font-size: 14px;
    letter-spacing: 0.04em;
    padding: 11px 18px;
    min-height: 44px;
    background: #fff;
    border: 1px solid var(--line);
    color: var(--ink);
    cursor: pointer;
    transition: background-color 0.18s, color 0.18s, border-color 0.18s;
  }
  .node-list button.is-on { background: var(--ink); color: #fff; border-color: var(--ink); }
  .node-list-dark { border-top-color: var(--line-dark); }
  .node-list-dark button { background: transparent; border-color: var(--line-dark); color: #d6d8d5; }
  .node-list-dark button.is-on { background: #fff; color: var(--ink); border-color: #fff; }

  .mode-item { padding: 14px 2px; grid-template-columns: 36px 1fr; }
  .mode-item.is-on { padding-left: 10px; }
  .md-cn { font-size: 16px; }
  .md-desc { font-size: 13px; }

  .svc3-grid { grid-template-columns: 1fr; }
  .svc3-media { aspect-ratio: 16 / 9; }
  .ind { padding: 22px 2px; }
  .loc-field { display: none; }
  .loc-cards { display: grid; gap: 14px; }
  /* 桌面端隐藏时不参与 reveal；移动端直接可见 */
  .loc-cards .reveal { opacity: 1; transform: none; transition: none; }
  .loc-hq { padding: 18px 20px; display: grid; gap: 4px; }
  .loc-hq .loc-city { font-size: 22px; }
  .loc-hq .loc-role { color: #8fbdf2; }
  .foot-grid { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .hero-title { font-size: 33px; }
  .sec-title { font-size: 25px; }
  .dpd .sec-title { font-size: 26px; }
  .cta-title { font-size: 25px; }
}

/* ==========================================================================
   上线前收口 V9.4 — 锚点 / 打印降级 / 联系闭环
   ========================================================================== */

/* A3：固定 Header 不遮挡锚点目标（与 html scroll-padding-top 双保险） */
section[id] { scroll-margin-top: 88px; }

/* B1：打印与整页截图时所有核心内容必须可见 */
@media print {
  .reveal,
  .lines .line > span {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* A1：真实联系闭环 — 联系卡片 + 询盘表单 */
.contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 54px 0 18px;
  max-width: 460px;
}
.contact-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 22px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s var(--ease-ui), background 0.25s var(--ease-ui);
}
a.contact-card:hover { border-color: rgba(255, 255, 255, 0.45); background: rgba(255, 255, 255, 0.06); }
.cc-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute-dark);
}
.cc-value { font-size: 16.5px; font-weight: 600; letter-spacing: 0.02em; color: #f4f4f0; word-break: break-all; }
.cc-value-addr { font-size: 13.5px; font-weight: 400; line-height: 1.7; word-break: normal; }

.inquiry {
  max-width: 980px;
  margin: 8px 0 56px;
  padding: 26px 26px 22px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
}
.inq-title {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mute-dark);
  margin-bottom: 18px;
}
.inq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 16px;
}
.inq-field { display: flex; flex-direction: column; gap: 7px; }
.inq-field span { font-size: 12.5px; color: var(--mute-dark); letter-spacing: 0.05em; }
.inq-field input,
.inq-field textarea {
  font: inherit;
  font-size: 14.5px;
  color: #f4f4f0;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 4px;
  padding: 10px 12px;
  transition: border-color 0.2s var(--ease-ui);
}
.inq-field input:focus,
.inq-field textarea:focus { border-color: var(--signal-bright); }
.inq-msg { margin-top: 16px; }
.inq-msg textarea { resize: vertical; min-height: 96px; }
.inq-foot {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 20px;
}
.inq-note { font-size: 12.5px; color: var(--mute-dark); line-height: 1.7; max-width: 32em; }
.inq-status { min-height: 1.4em; margin-top: 12px; font-size: 13px; color: #a9cdf7; }
.inq-status.is-err { color: #e8a1a1; }

@media (max-width: 760px) {
  .contact-cards { grid-template-columns: 1fr; }
  .inq-grid { grid-template-columns: 1fr; }
  .inquiry { padding: 20px 18px 18px; }
}
.inq-field input:focus-visible,
.inq-field textarea:focus-visible { outline: 2px solid var(--signal-bright); outline-offset: 1px; }

/* ==========================================================================
   V9.4.2 锚点稳定：为 JS 延迟填充的地图信息区预留空间
   （desc / legend+card / node-list 在地图栈加载后填充，预留实测最大高度，
     消除深度锚点跳转时的版面位移；数值按 1440/768/390 × zh/en/fr 实测）
   ========================================================================== */
.map-view-desc { min-height: 53px; }
.map-foot { min-height: 144px; }
.map-shell[data-map="europe"] .node-list { min-height: 110px; }
.map-shell[data-map="dpd"] .node-list { min-height: 66px; }

@media (max-width: 1024px) {
  .map-view-desc { min-height: 78px; }
  .map-shell[data-map="europe"] .node-list { min-height: 155px; }
  .map-shell[data-map="dpd"] .node-list { min-height: 70px; }
}

@media (max-width: 760px) {
  .map-view-desc { min-height: 150px; }
  .map-shell[data-map="dpd"] .map-view-desc { min-height: 102px; }
  .map-foot { min-height: 276px; }
  .map-shell[data-map="europe"] .node-list { min-height: 388px; }
  .map-shell[data-map="dpd"] .node-list { min-height: 128px; }
}