:root {
  --green-950: #06251f;
  --green-900: #0b3329;
  --green-800: #064534;
  --green-700: #006346;
  --green-100: #e9f1ec;
  --gold-600: #b88a19;
  --gold-500: #c99a20;
  --paper: #f7f4ee;
  --paper-soft: #fbfaf6;
  --white: #ffffff;
  --ink-900: #14211d;
  --ink-700: #3f4a46;
  --ink-500: #6c7672;
  --line: #d8e0da;
  --shadow-subtle: 0 10px 32px rgba(11, 51, 41, 0.045);
  --shadow-card: 0 18px 46px rgba(11, 51, 41, 0.065);
  --shadow-strong: 0 28px 90px rgba(1, 63, 49, 0.2);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink-900);
  background: var(--paper);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
  line-height: 1.6;
}

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

img,
svg {
  display: block;
}

button,
input,
textarea {
  font: inherit;
}

h1,
h2,
h3,
p,
figure {
  margin-top: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 70px;
  padding: 12px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(1, 63, 49, 0.09);
  background: rgba(251, 250, 246, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: auto;
  flex: 0 0 auto;
  color: var(--green-800);
  line-height: 1;
}

.brand-cn {
  font-size: clamp(28px, 2.5vw, 38px);
  font-weight: 900;
  letter-spacing: 0;
}

.brand-en {
  font-size: clamp(24px, 2.1vw, 32px);
  font-weight: 900;
  letter-spacing: 0.02em;
}

.brand-divider {
  width: 2px;
  height: 30px;
  background: rgba(0, 99, 70, 0.5);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.5vw, 36px);
  color: rgba(20, 33, 29, 0.75);
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
}

.nav a {
  position: relative;
  padding: 8px 2px;
}

.nav a:hover {
  color: var(--green-700);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 2px;
  right: 2px;
  bottom: 2px;
  height: 2px;
  background: var(--gold-500);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.18s ease;
}

.nav a:hover::after {
  transform: scaleX(1);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 5px;
  font-weight: 900;
  white-space: nowrap;
}

.header-cta,
.button.primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--green-700), var(--green-900));
  box-shadow: 0 14px 34px rgba(0, 83, 61, 0.16);
}

.button.secondary {
  color: var(--green-800);
  border: 1px solid rgba(0, 83, 61, 0.24);
  background: rgba(255, 255, 255, 0.88);
}

.header-cta:hover,
.button.primary:hover {
  background: var(--green-800);
}

.button.secondary:hover {
  border-color: var(--green-700);
}

.hero {
  position: relative;
  min-height: min(690px, calc(100svh - 70px));
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: clamp(84px, 9vw, 124px) clamp(20px, 5vw, 72px);
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(6, 37, 31, 0.96) 0%, rgba(6, 37, 31, 0.88) 43%, rgba(6, 37, 31, 0.46) 68%, rgba(6, 37, 31, 0.24) 100%),
    linear-gradient(180deg, rgba(6, 37, 31, 0.18), rgba(6, 37, 31, 0.08)),
    url("./assets/warehouse-hero-v2.png") center right / cover no-repeat;
}

.hero::before {
  content: "";
  position: absolute;
  left: clamp(20px, 5vw, 72px);
  top: clamp(42px, 5vw, 70px);
  width: 86px;
  height: 3px;
  background: linear-gradient(90deg, var(--green-700), var(--gold-500));
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 82% 50%, rgba(201, 154, 32, 0.12), transparent 24%),
    linear-gradient(180deg, transparent 72%, rgba(6, 37, 31, 0.18));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 17px;
  color: var(--green-700);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow.gold {
  color: var(--gold-500);
}

h1 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(44px, 5.4vw, 72px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 640px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}

.hero-trust {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-width: 820px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-trust span {
  position: relative;
  min-height: 44px;
  padding-left: 32px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.32;
}

.hero-trust span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(201, 154, 32, 0.55);
  border-radius: 50%;
  background: rgba(201, 154, 32, 0.1);
}

.hero-trust span::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-500);
}

.section {
  padding: clamp(78px, 9vw, 112px) clamp(20px, 5vw, 72px);
}

.section-inner {
  max-width: var(--max);
  margin: 0 auto;
}

.split {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(460px, 1.28fr);
  gap: clamp(34px, 6vw, 78px);
  align-items: start;
}

.section-copy {
  max-width: 520px;
}

.section-copy h2,
.section-heading h2,
.pricing-copy h2,
.contact-inner h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4.2vw, 54px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: 0;
}

.section-copy p,
.section-heading p,
.pricing-copy p,
.contact-inner p {
  color: var(--ink-700);
  font-size: 18px;
  line-height: 1.7;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  color: var(--green-800);
  font-weight: 900;
}

.text-link::after {
  content: "→";
  color: var(--gold-600);
}

.fit-section {
  background:
    radial-gradient(circle at 88% 0%, rgba(201, 154, 32, 0.1), transparent 30%),
    linear-gradient(180deg, var(--white), #f6f8f4);
}

.fit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.mini-card {
  min-height: 230px;
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-card);
}

.line-icon {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  margin-bottom: 26px;
  border: 1px solid rgba(0, 99, 70, 0.16);
  border-radius: 50%;
  color: var(--green-700);
  background: rgba(0, 99, 70, 0.055);
}

.line-icon.small {
  width: 34px;
  height: 34px;
  margin: 0 0 12px;
  border-radius: 8px;
}

.line-icon svg {
  width: 21px;
  height: 21px;
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.mini-card h3,
.service-grid h3,
.boundary-card h3,
.scene-grid h3 {
  margin-bottom: 10px;
  color: var(--green-800);
  font-size: 20px;
  line-height: 1.24;
}

.mini-card p,
.service-grid p,
.scene-grid p,
.boundary-card li {
  margin: 0;
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.65;
}

.service-section {
  background:
    radial-gradient(circle at 8% 0%, rgba(201, 154, 32, 0.1), transparent 30%),
    var(--paper-soft);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px 34px;
}

.service-grid article {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  column-gap: 16px;
  align-items: start;
  min-height: 92px;
}

.service-grid .line-icon {
  grid-row: span 2;
}

.scene-section {
  background: linear-gradient(180deg, var(--white), #f6f7f3);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.scene-grid figure {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow-card);
}

.scene-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.scene-grid figcaption {
  padding: 20px;
}

.scene-link {
  margin-top: 26px;
}

.pricing-section {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(6, 37, 31, 0.985), rgba(0, 99, 70, 0.91)),
    url("./assets/real-warehouse-shelves.jpg") center / cover no-repeat;
}

.pricing-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.84fr) minmax(420px, 1.16fr);
  gap: clamp(34px, 6vw, 80px);
  align-items: center;
}

.pricing-copy p {
  color: rgba(255, 255, 255, 0.76);
}

.pricing-list {
  display: grid;
  gap: 12px;
}

.pricing-list div {
  display: grid;
  grid-template-columns: 138px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  min-height: 78px;
  padding: 18px 22px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
}

.pricing-list div:first-child {
  min-height: 100px;
  border-color: rgba(201, 154, 32, 0.34);
  background: linear-gradient(135deg, rgba(201, 154, 32, 0.16), rgba(255, 255, 255, 0.08));
}

.pricing-list span {
  color: var(--gold-500);
  font-weight: 900;
}

.pricing-list strong {
  color: var(--white);
  font-size: 17px;
  line-height: 1.45;
}

.boundary-section {
  background:
    radial-gradient(circle at 12% 0%, rgba(0, 99, 70, 0.07), transparent 30%),
    linear-gradient(180deg, #f5f8f4, var(--paper-soft));
}

.boundary-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.boundary-layout .section-copy {
  align-self: center;
  padding-right: clamp(0px, 2vw, 28px);
}

.boundary-card {
  min-height: 312px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-subtle);
}

.boundary-card.caution h3 {
  color: #8a6410;
}

.boundary-card ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 20px;
}

.boundary-card li::marker {
  color: var(--green-700);
}

.boundary-card.caution li::marker {
  color: var(--gold-600);
}

.contact-section {
  padding: clamp(78px, 9vw, 112px) clamp(20px, 5vw, 72px);
  background:
    linear-gradient(90deg, rgba(255, 253, 248, 0.96), rgba(247, 244, 238, 0.84)),
    url("./assets/real-packing-box.jpg") center right / cover no-repeat;
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(420px, 1.28fr);
  gap: clamp(28px, 6vw, 70px);
  align-items: center;
  max-width: var(--max);
  margin: 0 auto;
}

.contact-card {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 0;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.contact-card div {
  min-height: 86px;
  padding: 20px;
  border-right: 1px solid var(--line);
}

.contact-card span {
  display: block;
  margin-bottom: 7px;
  color: var(--green-800);
  font-size: 13px;
  font-weight: 900;
}

.contact-card strong {
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.3;
}

.contact-card .button {
  margin: 18px;
}

.faq-section {
  background: var(--white);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.faq-grid details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #fff, var(--paper));
  box-shadow: var(--shadow-subtle);
}

.faq-grid summary {
  position: relative;
  display: block;
  cursor: pointer;
  padding: 18px 54px 18px 22px;
  color: var(--green-800);
  font-size: 17px;
  font-weight: 900;
  line-height: 1.32;
}

.faq-grid summary::-webkit-details-marker {
  display: none;
}

.faq-grid summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gold-600);
  font-size: 22px;
  font-weight: 500;
}

.faq-grid details[open] summary::after {
  content: "-";
}

.faq-grid p {
  margin: -6px 22px 20px;
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.65;
}

.site-footer {
  color: rgba(255, 255, 255, 0.72);
  background: var(--green-950);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(220px, 1.35fr) repeat(2, minmax(120px, 0.42fr)) minmax(220px, 0.7fr);
  gap: 34px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 54px clamp(20px, 5vw, 72px) 36px;
}

.footer-lockup {
  margin-bottom: 14px;
  color: var(--white);
}

.footer-lockup .brand-cn {
  font-size: 28px;
}

.footer-lockup .brand-en {
  font-size: 24px;
}

.footer-lockup .brand-divider {
  height: 24px;
  background: rgba(255, 255, 255, 0.36);
}

.footer-brand p {
  margin: 0;
  font-size: 13px;
}

.footer-inner strong {
  display: block;
  margin-bottom: 14px;
  color: var(--white);
}

.footer-inner a {
  display: block;
  margin: 8px 0;
  font-size: 14px;
}

.footer-inner a.footer-lockup {
  display: inline-flex;
  margin: 0 0 14px;
  font-size: inherit;
}

.footer-inner a:hover {
  color: var(--white);
}

.qr-card {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.qr-card span {
  width: 78px;
  height: 78px;
  flex: 0 0 auto;
  border-radius: 6px;
  background:
    linear-gradient(90deg, var(--green-950) 9px, transparent 1%) center / 18px 18px,
    linear-gradient(var(--green-950) 9px, transparent 1%) center / 18px 18px,
    var(--white);
}

.qr-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px clamp(20px, 5vw, 72px) 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
}

@media (max-width: 1080px) {
  .site-header {
    flex-wrap: wrap;
    gap: 12px 22px;
  }

  .nav {
    order: 3;
    width: 100%;
    justify-content: center;
    overflow-x: auto;
  }

  .fit-grid,
  .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-card {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .contact-card .button {
    grid-column: 1 / -1;
  }
}

@media (max-width: 880px) {
  .hero {
    min-height: auto;
    color: var(--white);
    background:
      linear-gradient(rgba(6, 37, 31, 0.88), rgba(6, 37, 31, 0.9)),
      url("./assets/warehouse-hero-v2.png") center / cover no-repeat;
  }

  .split,
  .pricing-layout,
  .boundary-layout,
  .contact-inner,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-trust {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .site-header {
    position: static;
  }

  .brand {
    gap: 8px;
  }

  .brand-cn {
    font-size: 28px;
  }

  .brand-en {
    font-size: 24px;
  }

  .brand-divider {
    height: 24px;
  }

  .header-cta,
  .button,
  .hero-actions {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  h1 {
    font-size: 40px;
  }

  .section-copy h2,
  .section-heading h2,
  .pricing-copy h2,
  .contact-inner h2 {
    font-size: 32px;
  }

  .hero-trust,
  .fit-grid,
  .service-grid,
  .scene-grid,
  .faq-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .contact-card div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .pricing-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .footer-bottom {
    flex-direction: column;
  }
}