:root {
  --green: #bbd590;
  --green-strong: #89ad50;
  --green-soft: #edf5dd;
  --ink: #111514;
  --muted: #5f6864;
  --deep: #203326;
  --line: rgba(17, 21, 20, 0.12);
  --paper: #f7f8f3;
  --surface: #ffffff;
  --mist: #eef4e4;
  --white: #ffffff;
  --magenta: #b7459e;
  --orange: #f6a25b;
  --shadow: 0 24px 80px rgba(17, 21, 20, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, "IBM Plex Sans", Manrope, "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0;
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 42px;
  color: var(--ink);
  background: rgba(187, 213, 144, 0.62);
  box-shadow: 0 1px 0 rgba(17, 21, 20, 0.08);
  backdrop-filter: blur(18px);
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: rgba(187, 213, 144, 0.82);
  box-shadow: 0 1px 0 var(--line);
  backdrop-filter: blur(20px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 700;
}

.brand-mark {
  width: 42px;
  height: 30px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 13px;
  font-weight: 600;
}

.site-nav a {
  opacity: 0.82;
}

.site-nav a:hover {
  opacity: 1;
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: var(--white);
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.58), rgba(255, 255, 255, 0.04) 54%, rgba(0, 0, 0, 0.24)),
    url("../images/hero-fleet-charging.jpg") center / cover no-repeat;
  transform: scale(1.02);
}

.hero-shade {
  background:
    radial-gradient(circle at 20% 78%, rgba(187, 213, 144, 0.34), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(0, 0, 0, 0.08) 38%, rgba(0, 0, 0, 0.44));
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 920px;
  padding: 168px 42px 210px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero h1,
.intro h2,
.section-heading h2,
.vehicle-copy h2,
.global-copy h2,
.contact h2 {
  margin: 0;
  line-height: 0.98;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 760px;
  font-size: 60px;
  font-weight: 780;
  line-height: 1.02;
}

.hero-copy {
  max-width: 620px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 18px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.button-primary {
  color: #162012;
  background: var(--green);
}

.button-ghost {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.hero-stats {
  position: absolute;
  z-index: 3;
  right: 42px;
  bottom: 36px;
  left: 42px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.32);
}

.hero-stats div {
  padding: 24px 24px 4px 0;
}

.hero-stats strong {
  display: block;
  font-size: 52px;
  line-height: 1;
}

.hero-stats span {
  display: block;
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
}

.section {
  padding: 112px 42px;
}

.intro {
  background: var(--white);
}

.intro-grid {
  display: block;
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 64px;
  max-width: 1280px;
  margin-right: auto;
  margin-left: auto;
}

.about-grid article {
  min-height: 230px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(238, 244, 228, 0.56), rgba(255, 255, 255, 0.92));
}

.about-grid strong {
  display: block;
  max-width: 260px;
  color: var(--deep);
  font-size: 24px;
  line-height: 1.18;
}

.about-grid p {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.intro h2,
.section-heading h2,
.vehicle-copy h2,
.global-copy h2,
.contact h2 {
  font-size: 36px;
  line-height: 1.16;
  font-weight: 760;
}

.intro > .section-kicker,
.section-heading,
.vehicle-copy,
.global-copy,
.contact-copy {
  text-align: center;
}

.intro > .section-kicker,
.section-heading .section-kicker,
.vehicle-copy .section-kicker,
.global-copy .section-kicker,
.contact-copy .section-kicker {
  color: var(--green-strong);
}

.intro-grid p,
.vehicle-copy p,
.global-copy p,
.contact-copy > p {
  max-width: 720px;
  margin-right: auto;
  margin-left: auto;
}

.intro p,
.vehicle-copy p,
.global-copy p,
.energy-points p,
.solution-grid p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.68;
}

.solution-band {
  background: var(--white);
  color: var(--ink);
}

.section-heading {
  max-width: 880px;
  margin: 0 auto 54px;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: 1320px;
  margin: 0 auto;
  background: transparent;
}

.solution-grid article {
  min-height: 310px;
  padding: 30px;
  border: 1px solid rgba(17, 21, 20, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 50px rgba(17, 21, 20, 0.07);
}

.solution-grid span {
  color: var(--green-strong);
  font-size: 20px;
  line-height: 1;
  font-weight: 900;
}

.solution-grid h3 {
  margin: 90px 0 16px;
  font-size: 24px;
}

.solution-grid p {
  color: var(--muted);
}

.solution-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 42px;
  max-width: 1320px;
  margin-right: auto;
  margin-left: auto;
  background: var(--line);
}

.solution-detail-grid article {
  padding: 34px;
  background: rgba(255, 255, 255, 0.82);
}

.solution-detail-grid h3 {
  margin: 0 0 14px;
  font-size: 22px;
}

.solution-detail-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.62;
}

.vehicle-showcase {
  padding: 112px 42px;
  background: var(--white);
}

.vehicle-panel {
  display: block;
  max-width: 1320px;
  min-height: 0;
  margin: 0 auto;
}

.vehicle-copy {
  max-width: 900px;
  margin: 0 auto 54px;
  padding: 0;
}

.vehicle-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 24px;
}

.vehicle-gallery figure {
  position: relative;
  min-height: 360px;
  margin: 0;
  overflow: hidden;
  background: var(--white);
}

.vehicle-gallery figure:first-child {
  grid-column: 1 / -1;
}

.vehicle-gallery img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

.vehicle-gallery figure:nth-child(3) img {
  object-fit: cover;
  padding: 0;
  background: #dfe4dc;
}

.vehicle-gallery figcaption {
  display: block;
  padding: 22px 2px 4px;
  color: var(--ink);
  background: var(--white);
}

.vehicle-gallery figcaption strong {
  display: block;
  font-size: 20px;
  line-height: 1.2;
}

.vehicle-gallery figcaption span {
  display: block;
  max-width: 620px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.62;
}

.energy {
  background: var(--white);
}

.energy-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 42px;
  align-items: stretch;
  max-width: 1320px;
  margin: 0 auto;
}

.energy-visual {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
  background:
    radial-gradient(circle at 28% 24%, rgba(187, 213, 144, 0.34), transparent 26%),
    radial-gradient(circle at 74% 72%, rgba(246, 162, 91, 0.16), transparent 25%),
    linear-gradient(135deg, #ffffff 0%, #f4f8ee 52%, #edf4e3 100%);
}

.energy-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(17, 21, 20, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 21, 20, 0.045) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, black, transparent 86%);
}

.energy-visual::after {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(17, 21, 20, 0.08);
  border-radius: 8px;
  pointer-events: none;
}

.energy-skyline {
  position: absolute;
  right: 44px;
  bottom: 146px;
  display: flex;
  align-items: end;
  gap: 10px;
  opacity: 0.32;
}

.energy-skyline span {
  display: block;
  width: 34px;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, rgba(17, 21, 20, 0.32), rgba(17, 21, 20, 0.08));
}

.energy-skyline span:nth-child(1) { height: 84px; }
.energy-skyline span:nth-child(2) { height: 130px; }
.energy-skyline span:nth-child(3) { height: 104px; }
.energy-skyline span:nth-child(4) { height: 166px; }
.energy-skyline span:nth-child(5) { height: 118px; }

.energy-flow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.energy-flow path {
  fill: none;
  stroke: url("#flowGradient");
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 10 14;
  opacity: 0.72;
}

.energy-hub {
  position: absolute;
  left: 42%;
  top: 42%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 220px;
  height: 220px;
  padding: 30px;
  transform: translate(-50%, -50%);
  color: var(--ink);
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 26%, #ffffff, rgba(255, 255, 255, 0.42) 42%),
    var(--green);
  box-shadow: 0 26px 80px rgba(137, 173, 80, 0.34);
  text-align: center;
}

.energy-hub span {
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.energy-hub strong {
  margin-top: 10px;
  font-size: 21px;
  line-height: 1.12;
}

.energy-chip {
  position: absolute;
  z-index: 2;
  padding: 11px 15px;
  color: var(--ink);
  border: 1px solid rgba(17, 21, 20, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
  box-shadow: 0 16px 40px rgba(17, 21, 20, 0.08);
  font-size: 12px;
  font-weight: 850;
}

.chip-platform { left: 54px; top: 60px; }
.chip-grid { left: 90px; top: 296px; }
.chip-pv { right: 132px; top: 98px; }
.chip-ess { left: 180px; bottom: 68px; }
.chip-charge { right: 86px; bottom: 112px; }

.energy-terminal {
  position: absolute;
  right: 48px;
  top: 62px;
  width: 250px;
  padding: 20px;
  border: 1px solid rgba(17, 21, 20, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 24px 70px rgba(17, 21, 20, 0.1);
  backdrop-filter: blur(18px);
}

.terminal-head {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
}

.terminal-head span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-strong);
}

.energy-terminal strong {
  display: block;
  font-size: 20px;
}

.energy-terminal p {
  margin: 10px 0 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.terminal-bars {
  display: grid;
  gap: 9px;
}

.terminal-bars span {
  display: block;
  width: var(--w);
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green-strong), var(--green));
}

.charging-scene {
  position: absolute;
  left: 58px;
  bottom: 42px;
  width: 360px;
  height: 126px;
}

.charging-scene::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(17, 21, 20, 0.2), transparent);
}

.charger {
  position: absolute;
  left: 18px;
  bottom: 20px;
  width: 54px;
  height: 88px;
  border-radius: 12px;
  background: #111514;
  box-shadow: inset 0 0 0 8px rgba(187, 213, 144, 0.18);
}

.charger::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 16px;
  width: 26px;
  height: 18px;
  border-radius: 4px;
  background: var(--green);
}

.charger::after {
  content: "";
  position: absolute;
  right: -62px;
  top: 34px;
  width: 70px;
  height: 42px;
  border-top: 3px solid rgba(17, 21, 20, 0.7);
  border-right: 3px solid rgba(17, 21, 20, 0.7);
  border-radius: 0 20px 0 0;
}

.ev-shape {
  position: absolute;
  left: 118px;
  bottom: 22px;
  width: 190px;
  height: 68px;
  border-radius: 44px 64px 22px 22px;
  background: linear-gradient(180deg, #ffffff, #dce7d4);
  box-shadow: inset 0 0 0 1px rgba(17, 21, 20, 0.12), 0 18px 36px rgba(17, 21, 20, 0.12);
}

.ev-shape::before {
  content: "";
  position: absolute;
  left: 50px;
  top: 13px;
  width: 80px;
  height: 24px;
  border-radius: 28px 34px 6px 6px;
  background: rgba(17, 21, 20, 0.18);
}

.ev-shape span {
  position: absolute;
  bottom: -12px;
  width: 34px;
  height: 34px;
  border: 7px solid #111514;
  border-radius: 50%;
  background: var(--green);
}

.ev-shape span:first-child { left: 36px; }
.ev-shape span:last-child { right: 34px; }

.energy-points {
  display: grid;
  gap: 1px;
  background: var(--line);
}

.energy-points div {
  padding: 36px;
  background: var(--white);
}

.energy-points h3 {
  margin: 0 0 12px;
  font-size: 22px;
}

.global {
  display: block;
  padding: 120px 42px;
  color: var(--ink);
  background: var(--white);
}

.global-copy {
  max-width: 1180px;
  margin: 0 auto 54px;
}

.global-copy h2 {
  max-width: 900px;
  margin-right: auto;
  margin-left: auto;
}

.global-copy p {
  max-width: 860px;
  margin-right: auto;
  margin-left: auto;
}

.map-visual {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  min-height: 620px;
  border: 1px solid rgba(17, 21, 20, 0.1);
  border-radius: 8px;
  background:
    linear-gradient(rgba(17, 21, 20, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 21, 20, 0.045) 1px, transparent 1px),
    radial-gradient(circle at 68% 42%, rgba(187, 213, 144, 0.32), transparent 32%),
    #ffffff;
  background-size: 42px 42px, 42px 42px, auto, auto;
  box-shadow: 0 28px 90px rgba(17, 21, 20, 0.09);
  overflow: hidden;
}

.map-visual::before {
  content: "";
  position: absolute;
  inset: 10%;
  border: 1px solid rgba(137, 173, 80, 0.24);
  border-radius: 50%;
}

.map-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 67% 43%, rgba(187, 213, 144, 0.26), transparent 16%),
    radial-gradient(circle at 88% 30%, rgba(187, 213, 144, 0.16), transparent 18%),
    radial-gradient(circle at 22% 70%, rgba(187, 213, 144, 0.14), transparent 18%);
}

.world-map {
  position: absolute;
  left: 6%;
  top: 9%;
  width: 86%;
  height: 78%;
  object-fit: contain;
  opacity: 0.42;
  filter: saturate(0.8) drop-shadow(0 18px 34px rgba(137, 173, 80, 0.16));
  mix-blend-mode: multiply;
}

.route-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.route-layer path {
  fill: none;
  stroke: rgba(137, 173, 80, 0.72);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 6 10;
}

.pin {
  position: absolute;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  text-align: center;
  transform: translate(-50%, -50%);
}

.pin::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 8px rgba(187, 213, 144, 0.2);
}

.pin b {
  display: block;
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-color: rgba(17, 21, 20, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 34px rgba(17, 21, 20, 0.08);
}

.pin small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}

.pin-cn { left: 69%; top: 42%; }
.pin-me { left: 53%; top: 47%; }
.pin-sea { left: 74%; top: 62%; }
.pin-af { left: 50%; top: 67%; }
.pin-la { left: 25%; top: 70%; }

.map-card {
  position: absolute;
  right: 24px;
  bottom: 24px;
  max-width: 250px;
  padding: 22px;
  border: 1px solid rgba(17, 21, 20, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 48px rgba(17, 21, 20, 0.1);
}

.map-card strong {
  display: block;
  color: var(--green-strong);
  font-size: 50px;
  line-height: 1;
}

.map-card span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.global-copy p {
  color: var(--muted);
}

.region-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-width: 1120px;
  margin: 34px auto 0;
}

.region-list span {
  display: flex;
  min-height: 120px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 18px;
  border: 1px solid rgba(17, 21, 20, 0.1);
  border-top: 4px solid var(--green-strong);
  background: rgba(247, 248, 243, 0.34);
  color: var(--deep);
  text-align: center;
}

.region-list strong {
  display: block;
  font-size: 18px;
  line-height: 1.2;
}

.region-list small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.45;
}

.proof {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  padding-top: 0;
  padding-bottom: 0;
  background: var(--line);
}

.proof-item {
  padding: 48px 34px;
  background: var(--white);
}

.proof-item strong {
  display: block;
  margin-bottom: 12px;
  font-size: 42px;
  line-height: 1;
}

.proof-item span {
  color: var(--muted);
  font-size: 15px;
}

.contact {
  display: block;
  padding: 112px 42px;
  background: var(--white);
}

.contact .section-kicker {
  color: #36501e;
}

.contact-copy > p {
  max-width: 560px;
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}

.contact-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.contact-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(54, 80, 30, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.34);
  color: #36501e;
  font-size: 12px;
  font-weight: 850;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 230px;
  gap: 22px;
  align-items: stretch;
  max-width: 880px;
  margin: 42px auto 0;
}

.contact-email,
.contact-qr-card {
  border: 1px solid rgba(17, 21, 20, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 24px 70px rgba(17, 21, 20, 0.1);
  backdrop-filter: blur(18px);
}

.contact-email {
  padding: 34px;
}

.contact-email span,
.contact-qr-card span {
  display: block;
  color: #36501e;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.contact-email > a:not(.button) {
  display: block;
  margin-top: 16px;
  color: var(--ink);
  font-size: 34px;
  font-weight: 850;
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.contact-email p {
  margin: 14px 0 24px;
  color: var(--muted);
  font-size: 15px;
}

.contact .button-primary {
  color: var(--white);
  background: var(--ink);
}

.contact-qr-card {
  display: grid;
  place-items: center;
  gap: 14px;
  padding: 22px;
  text-align: center;
}

.contact-qr-card img {
  width: 172px;
  height: 172px;
  object-fit: contain;
  background: var(--white);
  border: 10px solid var(--white);
  border-radius: 8px;
  box-shadow: 0 18px 40px rgba(17, 21, 20, 0.12);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 22px 42px;
  color: rgba(255, 255, 255, 0.72);
  background: var(--ink);
  font-size: 12px;
}

.footer-main {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.filing {
  color: rgba(255, 255, 255, 0.58);
  white-space: nowrap;
}

@media (max-width: 1120px) {
  .site-header {
    height: 64px;
    padding: 0 20px;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
  }

  .nav-toggle span {
    width: 18px;
    height: 2px;
    background: currentColor;
  }

  .site-nav {
    position: fixed;
    top: 64px;
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    color: var(--ink);
    border-radius: 8px;
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 15px 12px;
  }

  .hero-content {
    padding: 132px 22px 290px;
  }

  .hero-copy {
    font-size: 17px;
  }

  .hero-stats {
    right: 22px;
    left: 22px;
    grid-template-columns: repeat(2, 1fr);
  }

  .section,
  .global,
  .contact {
    padding-right: 22px;
    padding-left: 22px;
  }

  .intro-grid,
  .about-grid,
  .vehicle-panel,
  .energy-layout,
  .global,
  .proof,
  .contact {
    grid-template-columns: 1fr;
  }

  .contact-panel {
    grid-template-columns: 1fr;
  }

  .contact-qr-card {
    justify-items: start;
    text-align: left;
  }

  .solution-grid {
    grid-template-columns: 1fr 1fr;
  }

  .region-list {
    grid-template-columns: 1fr 1fr;
  }

  .solution-detail-grid {
    grid-template-columns: 1fr;
  }

  .vehicle-gallery {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .vehicle-gallery figure:first-child {
    grid-row: auto;
  }

  .site-footer,
  .contact {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer {
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .brand span {
    max-width: 190px;
    font-size: 13px;
  }

  .intro h2,
  .section-heading h2,
  .vehicle-copy h2,
  .global-copy h2,
  .contact h2 {
    font-size: 36px;
    line-height: 1.05;
  }

  .hero h1 {
    max-width: 330px;
    font-size: 38px;
  }

  .hero-copy,
  .intro p,
  .vehicle-copy p,
  .global-copy p,
  .energy-points p,
  .solution-grid p {
    font-size: 15px;
  }

  .hero {
    min-height: auto;
  }

  .hero-media {
    background-position: 58% center;
  }

  .contact-email > a:not(.button) {
    font-size: 26px;
  }

  .hero-content {
    padding: 116px 22px 28px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 24px;
    max-width: 340px;
  }

  .hero-actions .button {
    min-height: 44px;
    padding: 0 14px;
    white-space: nowrap;
  }

  .hero-stats {
    position: relative;
    right: auto;
    bottom: auto;
    left: auto;
    grid-template-columns: 1fr;
    margin: 0 22px;
    padding: 18px 0 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.28);
  }

  .hero-stats div {
    padding: 12px 0 10px;
  }

  .hero-stats strong {
    font-size: 38px;
  }

  .hero-stats span {
    margin-top: 4px;
    font-size: 13px;
  }

  .solution-grid {
    grid-template-columns: 1fr;
  }

  .region-list {
    grid-template-columns: 1fr;
  }

  .vehicle-gallery img {
    height: 300px;
  }

  .vehicle-gallery figcaption {
    padding-top: 18px;
  }

  .solution-grid article {
    min-height: 240px;
  }

  .solution-grid h3 {
    margin-top: 48px;
  }

  .energy-visual,
  .map-visual {
    min-height: 380px;
  }

  .energy-terminal {
    right: 22px;
    top: 28px;
    width: min(250px, calc(100% - 44px));
  }

  .energy-hub {
    left: 50%;
    top: 50%;
    width: 170px;
    height: 170px;
    padding: 22px;
  }

  .energy-hub strong {
    font-size: 17px;
  }

  .energy-chip,
  .charging-scene {
    display: none;
  }

  .world-map {
    left: 3%;
    top: 11%;
    width: 94%;
    height: 62%;
  }

  .map-card {
    right: 14px;
    bottom: 14px;
    left: 14px;
    max-width: none;
    padding: 16px;
  }

  .map-card strong {
    font-size: 38px;
  }

  .pin {
    font-size: 11px;
  }

  .pin small {
    display: none;
  }

  .pin b {
    padding: 6px 8px;
  }

  .pin-cn { left: 70%; top: 38%; }
  .pin-me { left: 51%; top: 45%; }
  .pin-sea { left: 75%; top: 55%; }
  .pin-af { left: 49%; top: 60%; }
  .pin-la { left: 23%; top: 60%; }
}