:root {
  --blue: #1267f4;
  --blue-dark: #034fc2;
  --ink: #071831;
  --muted: #526784;
  --line: #dce8fb;
  --soft: #f3f8ff;
  --card: #ffffff;
  --shadow: 0 18px 45px rgba(16, 92, 196, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--ink);
  background: #f7fbff;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 78px;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 max(34px, calc((100vw - 1320px) / 2));
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, #0d73ff, #0553d8);
  box-shadow: 0 12px 28px rgba(18, 103, 244, .22);
}
.brand strong { display: block; font-size: 20px; line-height: 1.1; }
.brand em { display: block; font-style: normal; font-size: 11px; color: var(--muted); letter-spacing: .4px; margin-top: 3px; }
.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
  margin-right: auto;
  font-size: 15px;
  color: #243a59;
}
.nav > a,
.nav-menu > a {
  padding: 28px 0;
  white-space: nowrap;
}
.nav a:hover,
.nav .active { color: var(--blue); }
.nav-menu { position: relative; }
.drop {
  position: absolute;
  top: 68px;
  left: -24px;
  width: 180px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: .2s ease;
}
.drop a {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  color: #243a59;
}
.drop a:hover { background: var(--soft); color: var(--blue); }
.nav-menu:hover .drop { opacity: 1; visibility: visible; transform: translateY(0); }
.tg-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  color: #fff;
  font-weight: 700;
  background: var(--blue);
  box-shadow: 0 12px 24px rgba(18, 103, 244, .22);
}
.tg-top img { width: 18px; height: 18px; }
.nav-toggle { display: none; border: 0; background: transparent; color: var(--ink); font-size: 26px; }

.hero {
  width: 100%;
  background: linear-gradient(90deg, #eef6ff 0%, #ffffff 48%, #eef6ff 100%);
}
.hero-inner {
  max-width: 1420px;
  min-height: 610px;
  margin: 0 auto;
  padding: 78px 7vw;
  display: grid;
  grid-template-columns: minmax(420px, .9fr) minmax(460px, 1.1fr);
  align-items: center;
  gap: 52px;
}
.eyebrow {
  display: inline-flex;
  margin: 0 0 18px;
  padding: 9px 18px;
  border-radius: 999px;
  color: var(--blue);
  font-weight: 800;
  background: #e7f1ff;
}
.hero h1 {
  margin: 0;
  font-size: 53px;
  line-height: 1.12;
  letter-spacing: 0;
}
.hero-kicker {
  margin: 18px 0 8px;
  font-size: 22px;
  color: #234a86;
  font-weight: 700;
}
.hero-desc {
  max-width: 640px;
  margin: 0;
  color: #405a7a;
  font-size: 17px;
  line-height: 1.9;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 160px;
  height: 54px;
  padding: 0 24px;
  border: 1px solid var(--blue);
  border-radius: 8px;
  font-weight: 800;
  cursor: pointer;
}
.btn.primary { color: #fff; background: var(--blue); box-shadow: 0 16px 30px rgba(18, 103, 244, .22); }
.btn.ghost { color: var(--blue); background: #fff; }
.btn img { width: 20px; height: 20px; }
.hero-media img {
  width: 100%;
  max-height: 470px;
  object-fit: contain;
}

.product-entry,
.section,
.why-band,
.about-section,
.cta,
.contact-section,
.footer {
  max-width: 1420px;
  margin-left: auto;
  margin-right: auto;
}
.product-entry {
  margin-top: -44px;
  padding: 0 7vw;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  position: relative;
  z-index: 2;
}
.entry-card,
.service-card,
.solution-grid a,
.why-grid article,
.advantage-grid article,
.faq-list details,
.contact-grid a,
.contact-grid button {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  box-shadow: 0 12px 34px rgba(25, 91, 168, .08);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}
.entry-card:hover,
.service-card:hover,
.solution-grid a:hover,
.why-grid article:hover,
.advantage-grid article:hover,
.config-card:hover {
  transform: translateY(-5px);
  border-color: #9dc5ff;
  box-shadow: 0 20px 45px rgba(18, 103, 244, .16);
  background: #fbfdff;
}
.entry-card {
  min-height: 178px;
  padding: 24px 18px;
  text-align: center;
}
.entry-card img {
  height: 72px;
  margin: 0 auto 14px;
  object-fit: contain;
}
.entry-card strong { display: block; font-size: 21px; margin-bottom: 10px; }
.entry-card span { display: block; color: var(--muted); line-height: 1.7; font-size: 14px; }

.section { padding: 76px 7vw 0; }
.section-title { text-align: center; margin-bottom: 30px; }
.section-title h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.25;
}
.section-title h2::before,
.section-title h2::after {
  content: "";
  display: inline-block;
  width: 70px;
  height: 1px;
  margin: 0 18px 10px;
  background: #b9d6ff;
}
.section-title p {
  max-width: 760px;
  margin: 12px auto 0;
  color: var(--muted);
  line-height: 1.8;
}
.section-title.left { text-align: left; margin-bottom: 22px; }
.section-title.left h2::before,
.section-title.left h2::after { display: none; }

.config-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 12px;
}
.config-tabs button {
  flex: 0 0 auto;
  padding: 12px 28px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #233a59;
  background: #fff;
  cursor: pointer;
  font-weight: 800;
}
.config-tabs button:hover,
.config-tabs .active {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}
.config-summary {
  text-align: center;
  color: var(--muted);
  margin: 8px 0 20px;
}
.config-list {
  display: grid;
  gap: 18px;
}
.config-card {
  display: grid;
  grid-template-columns: 96px 1.18fr 1.28fr 150px;
  gap: 18px;
  align-items: center;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(25, 91, 168, .08);
  transition: .2s ease;
  position: relative;
}
.hot-badge {
  position: absolute;
  top: -14px;
  left: 76px;
  width: 42px;
  height: 42px;
  z-index: 2;
}
.config-icon {
  width: 86px;
  height: 86px;
  padding: 12px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fff;
}
.config-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.config-main h3 { margin: 0 0 8px; font-size: 22px; }
.config-main p { margin: 0; color: var(--muted); line-height: 1.7; }
.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 8px 12px;
  color: #243a59;
  font-size: 14px;
}
.spec-grid span::before {
  content: "";
  width: 7px;
  height: 7px;
  display: inline-block;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--blue);
}
.price-box {
  display: grid;
  justify-items: start;
  gap: 12px;
}
.price {
  color: var(--blue);
  font-size: 26px;
  font-weight: 900;
}
.buy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 118px;
  height: 42px;
  color: #fff;
  border-radius: 8px;
  background: #ef2f2f;
  font-weight: 800;
}

.cloud-services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-card {
  min-height: 214px;
  padding: 28px 28px 24px;
  display: grid;
  grid-template-columns: 1fr 170px;
  align-items: center;
  gap: 18px;
}
.service-card h3 { margin: 0 0 12px; font-size: 24px; }
.service-card h3 a:hover { color: var(--blue); }
.service-card p { margin: 0; color: var(--muted); line-height: 1.8; font-size: 14px; }
.service-img { display: block; }
.service-card img { max-height: 160px; object-fit: contain; }

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.solution-grid a {
  min-height: 170px;
  padding: 24px;
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: center;
  gap: 24px;
}
.solution-grid img { width: 112px; height: 112px; object-fit: contain; }
.solution-grid strong { display: block; font-size: 22px; margin-bottom: 12px; }
.solution-grid span { color: var(--muted); line-height: 1.8; font-size: 14px; }

.why-band {
  margin-top: 76px;
  padding: 62px max(34px, calc((100vw - 1420px) / 2));
  max-width: none;
  width: 100%;
  border-radius: 0;
  background: #eef7ff;
  box-shadow: none;
}
.why-band h2 {
  margin: 0 0 28px;
  text-align: center;
  font-size: 32px;
}
.why-grid,
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.why-grid {
  max-width: 1420px;
  margin: 0 auto;
}
.why-grid article,
.advantage-grid article {
  min-height: 142px;
  padding: 24px 26px;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  align-items: start;
  gap: 16px;
}
.why-grid img,
.advantage-grid img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}
.why-grid strong,
.advantage-grid strong {
  display: block;
  font-size: 20px;
  margin-bottom: 10px;
}
.why-grid p,
.advantage-grid p { margin: 0; color: var(--muted); line-height: 1.8; font-size: 14px; }

.advantages {
  max-width: 1420px;
  padding-left: 7vw;
  padding-right: 7vw;
}
.advantages .advantage-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.advantages .advantage-grid article {
  grid-template-columns: 48px minmax(0, 1fr);
  padding: 24px 20px;
  overflow: hidden;
}
.advantages .advantage-grid p,
.advantages .advantage-grid strong { overflow-wrap: anywhere; }

.about-section {
  margin-top: 76px;
  padding: 46px 7vw;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 52px;
  align-items: center;
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--shadow);
}
.about-media img { width: 100%; object-fit: contain; }
.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 18px;
}
.feature-list li {
  display: grid;
  gap: 7px;
  padding-left: 20px;
  border-left: 4px solid var(--blue);
}
.feature-list strong { font-size: 17px; }
.feature-list span { color: var(--muted); line-height: 1.7; font-size: 14px; }
.stats {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.stats span {
  padding: 16px 10px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--muted);
}
.stats strong {
  display: block;
  color: var(--ink);
  font-size: 22px;
  margin-bottom: 4px;
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.faq-list details {
  padding: 0;
  overflow: hidden;
}
.faq-list summary {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 76px;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 18px;
  font-weight: 800;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "⌄";
  margin-left: auto;
  color: var(--blue);
  font-size: 24px;
}
.faq-list details[open] summary::after { transform: rotate(180deg); }
.faq-list b {
  display: grid;
  place-items: center;
  min-width: 44px;
  height: 44px;
  border-radius: 12px;
  color: var(--blue);
  background: #eaf3ff;
}
.faq-list p {
  margin: 0;
  padding: 0 22px 22px 84px;
  color: var(--muted);
  line-height: 1.8;
}

.cta {
  margin-top: 76px;
  padding: 60px 7vw;
  min-height: 250px;
  display: flex;
  align-items: center;
  border-radius: 20px;
  color: #0a2450;
  background:
    linear-gradient(90deg, rgba(232, 243, 255, .96) 0%, rgba(232, 243, 255, .9) 46%, rgba(232, 243, 255, .25) 68%, rgba(232, 243, 255, .05) 100%),
    url("./assets/cta/hong-kong-server-cta.webp") center right / auto 100% no-repeat,
    #eaf4ff;
}
.cta h2 { margin: 0 0 14px; font-size: 38px; }
.cta p { max-width: 680px; margin: 0 0 26px; color: #405a7a; line-height: 1.8; }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.contact-section {
  max-width: 1500px;
  padding-left: max(34px, calc((100vw - 1500px) / 2));
  padding-right: max(34px, calc((100vw - 1500px) / 2));
}
.contact-grid {
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.contact-grid a,
.contact-grid button {
  border: 1px solid var(--line);
  padding: 24px 26px;
  text-align: left;
  cursor: pointer;
  display: grid;
  grid-template-columns: 52px 1fr;
  align-items: center;
  gap: 16px;
}
.contact-grid img { width: 48px; height: 48px; object-fit: contain; }
.contact-grid strong { display: block; font-size: 19px; margin-bottom: 6px; }
.contact-grid span { color: var(--muted); font-size: 14px; }

.payment-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.payment-grid article {
  min-height: 168px;
  padding: 26px 22px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(25, 91, 168, .08);
  transition: .2s ease;
}
.payment-grid article:hover {
  transform: translateY(-5px);
  border-color: #9dc5ff;
  box-shadow: 0 20px 45px rgba(18, 103, 244, .16);
}
.payment-grid span {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #fff;
  background: var(--blue);
  font-size: 24px;
  font-weight: 900;
}
.payment-grid strong {
  display: block;
  font-size: 21px;
  margin-bottom: 10px;
}
.payment-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.float-service {
  position: fixed;
  right: 22px;
  top: 48%;
  z-index: 15;
  display: grid;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
}
.float-service a,
.float-service button {
  width: 86px;
  min-height: 78px;
  display: grid;
  place-items: center;
  gap: 6px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
  font-weight: 800;
}
.float-service img { width: 32px; height: 32px; }

.footer {
  max-width: none;
  width: 100%;
  margin-top: 64px;
  padding: 28px max(34px, calc((100vw - 1420px) / 2));
  display: grid;
  grid-template-columns: 260px minmax(520px, 1fr) 360px;
  align-items: center;
  gap: 28px;
  border-top: 1px solid var(--line);
  color: var(--blue);
  background: #fff;
}
.footer nav {
  display: flex;
  gap: 24px;
  flex-wrap: nowrap;
  justify-content: center;
  margin-left: 0;
}
.footer .brand-mark { background: var(--blue); color: #fff; box-shadow: none; }
.footer .brand em,
.footer p { color: #4d75af; margin: 0; white-space: nowrap; text-align: right; }
.footer nav a { color: var(--blue); white-space: nowrap; }
.footer nav a:hover { color: var(--blue-dark); }

.chat-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
}
.chat-modal.open { display: block; }
.chat-mask {
  position: absolute;
  inset: 0;
  background: rgba(5, 22, 50, .42);
}
.chat-box {
  position: absolute;
  right: 32px;
  bottom: 32px;
  width: min(720px, calc(100vw - 40px));
  height: min(680px, calc(100vh - 70px));
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 24px 70px rgba(0, 38, 92, .28);
}
.chat-box iframe {
  width: 100%;
  height: 100%;
  border: 0;
}
.chat-close {
  position: absolute;
  right: 10px;
  top: 8px;
  z-index: 2;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}

.server-page {
  background: #f7fbff;
}
.server-hero {
  width: 100%;
  min-height: 520px;
  padding: 72px max(34px, calc((100vw - 1420px) / 2));
  display: grid;
  grid-template-columns: minmax(430px, .92fr) minmax(460px, 1.08fr);
  align-items: center;
  gap: 58px;
  background: linear-gradient(90deg, #edf6ff 0%, #fff 52%, #edf6ff 100%);
}
.server-hero-copy h1 {
  margin: 0;
  font-size: 49px;
  line-height: 1.15;
}
.server-hero-copy > p:not(.eyebrow) {
  margin: 18px 0 0;
  max-width: 680px;
  color: #405a7a;
  font-size: 17px;
  line-height: 1.9;
}
.server-hero-media img {
  width: 100%;
  max-height: 420px;
  object-fit: contain;
}
.server-category-grid,
.server-scene-grid,
.server-advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.server-category-grid article,
.server-category-grid a,
.server-scene-grid article,
.server-advantage-grid article {
  min-height: 210px;
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(25, 91, 168, .08);
  transition: .2s ease;
}
.server-category-grid article:hover,
.server-category-grid a:hover,
.server-scene-grid article:hover,
.server-advantage-grid article:hover,
.server-plan-card:hover {
  transform: translateY(-5px);
  border-color: #9dc5ff;
  box-shadow: 0 20px 45px rgba(18, 103, 244, .16);
}
.server-category-grid img {
  height: 74px;
  margin: 0 auto 16px;
  object-fit: contain;
}
.server-category-grid strong,
.server-scene-grid strong,
.server-advantage-grid strong {
  display: block;
  font-size: 21px;
  text-align: center;
  margin-bottom: 12px;
}
.server-category-grid p,
.server-scene-grid p,
.server-advantage-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  text-align: center;
}
.server-tabs {
  display: flex;
  justify-content: center;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 14px;
}
.server-tabs button {
  flex: 0 0 auto;
  padding: 13px 30px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #233a59;
  background: #fff;
  cursor: pointer;
  font-weight: 800;
}
.server-tabs button:hover,
.server-tabs .active {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}
.server-config-summary {
  margin: 8px 0 22px;
  text-align: center;
  color: var(--muted);
}
.server-config-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.server-plan-card {
  position: relative;
  min-height: 300px;
  padding: 22px;
  display: grid;
  align-content: space-between;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(25, 91, 168, .08);
  transition: .2s ease;
}
.server-plan-head {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 16px;
  align-items: center;
}
.server-plan-head img {
  width: 68px;
  height: 68px;
  object-fit: contain;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 14px;
}
.server-plan-head h3 {
  margin: 0 0 7px;
  font-size: 22px;
}
.server-plan-head p {
  margin: 0;
  color: #405a7a;
  line-height: 1.6;
}
.server-plan-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px 12px;
  color: #243a59;
  font-size: 14px;
}
.server-plan-specs span::before {
  content: "";
  width: 7px;
  height: 7px;
  display: inline-block;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--blue);
}
.server-plan-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.server-plan-foot strong {
  color: var(--blue);
  font-size: 27px;
  white-space: nowrap;
}
.server-plan-foot a {
  min-width: 112px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: #fff;
  background: #ef2f2f;
  font-weight: 800;
}
.server-band {
  margin-top: 76px;
  padding: 62px max(34px, calc((100vw - 1420px) / 2));
  background: #eef7ff;
}
.server-band .section-title {
  max-width: 1420px;
  margin-left: auto;
  margin-right: auto;
}
.server-scene-grid {
  max-width: 1280px;
  margin: 0 auto;
}
.server-scene-grid article,
.server-advantage-grid article {
  min-height: 218px;
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
}
.server-scene-grid article {
  min-height: 190px;
  padding: 22px 18px;
  gap: 10px;
}
.server-scene-grid img {
  width: 46px;
  height: 46px;
}
.server-scene-grid strong {
  font-size: 19px;
  margin-bottom: 7px;
}
.server-scene-grid p {
  max-width: 220px;
  font-size: 13px;
  line-height: 1.65;
}
.server-scene-grid img,
.server-advantage-grid img {
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
}
.server-scene-grid strong,
.server-advantage-grid strong {
  display: block;
  margin: 0 0 10px;
  text-align: center;
}
.server-scene-grid p,
.server-advantage-grid p {
  max-width: 240px;
  margin: 0 auto;
  text-align: center;
  line-height: 1.75;
}
.server-advantage-section {
  max-width: 1420px;
}

.industry-grid a {
  min-height: 220px;
  grid-template-columns: 96px minmax(0, 1fr);
  text-align: left;
}
.industry-grid img {
  width: 92px;
  height: 92px;
}
.solution-choice-grid,
.product-map-grid,
.solution-process {
  display: grid;
  gap: 18px;
}
.solution-choice-grid {
  max-width: 1320px;
  margin: 0 auto;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.solution-choice-grid a {
  min-height: 260px;
  padding: 24px 22px;
  display: grid;
  grid-template-rows: 82px auto;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(25, 91, 168, .08);
  transition: .2s ease;
}
.solution-choice-grid a:hover,
.product-map-grid a:hover,
.solution-process article:hover {
  transform: translateY(-5px);
  border-color: #9dc5ff;
  box-shadow: 0 20px 45px rgba(18, 103, 244, .16);
}
.solution-choice-grid img {
  width: 82px;
  height: 82px;
  object-fit: contain;
}
.solution-choice-grid strong,
.product-map-grid strong,
.solution-process strong {
  display: block;
  color: var(--ink);
  font-size: 20px;
  margin-bottom: 10px;
}
.solution-choice-grid p,
.product-map-grid p,
.solution-process p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.solution-choice-grid span {
  display: inline-flex;
  margin-top: 14px;
  color: var(--blue);
  font-weight: 800;
}
.product-map-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.product-map-grid a,
.solution-process article {
  min-height: 210px;
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(25, 91, 168, .08);
  transition: .2s ease;
}
.product-map-grid img {
  width: 74px;
  height: 74px;
  object-fit: contain;
  margin-bottom: 16px;
}
.solution-process {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.solution-process span {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 12px;
  color: #fff;
  background: var(--blue);
  font-weight: 900;
}
.solutions-page .server-category-grid article,
.solutions-page .solution-choice-grid a,
.solutions-page .solution-process article,
.solutions-page .product-map-grid a {
  text-align: center;
}
.solutions-page .solution-choice-grid img,
.solutions-page .product-map-grid img {
  margin-left: auto;
  margin-right: auto;
}
.solutions-page .solution-choice-grid span,
.solutions-page .solution-process span {
  margin-left: auto;
  margin-right: auto;
}
.solution-config-grid,
.solution-extra-grid {
  display: grid;
  gap: 18px;
}
.solution-config-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.solution-extra-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.solution-config-card,
.solution-extra-grid article {
  position: relative;
  min-height: 300px;
  padding: 24px 22px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(25, 91, 168, .08);
  transition: .2s ease;
}
.solution-config-card:hover,
.solution-extra-grid article:hover {
  transform: translateY(-5px);
  border-color: #9dc5ff;
  box-shadow: 0 20px 45px rgba(18, 103, 244, .16);
}
.solution-config-icon,
.solution-extra-grid img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  margin: 0 auto 14px;
}
.solution-config-tag {
  display: inline-flex;
  padding: 5px 12px;
  margin-bottom: 12px;
  border-radius: 999px;
  color: var(--blue);
  background: #edf5ff;
  font-size: 13px;
  font-weight: 800;
}
.solution-config-card h3 {
  margin: 0 0 8px;
  font-size: 21px;
}
.solution-config-card p,
.solution-extra-grid p {
  margin: 0 auto 16px;
  max-width: 270px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}
.solution-config-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 10px;
  margin: 16px 0;
  color: #243a59;
  font-size: 13px;
  text-align: left;
}
.solution-config-specs span::before {
  content: "";
  width: 6px;
  height: 6px;
  display: inline-block;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--blue);
}
.solution-config-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
}
.solution-config-foot strong {
  color: var(--blue);
  font-size: 22px;
  white-space: nowrap;
}
.solution-config-foot a {
  min-width: 96px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: #fff;
  background: #ef2f2f;
  font-weight: 800;
}
.solution-extra-grid strong {
  display: block;
  font-size: 20px;
  margin-bottom: 10px;
}

@media (max-width: 1120px) {
  .site-header { padding: 0 24px; }
  .nav {
    position: fixed;
    left: 0;
    right: 0;
    top: 78px;
    display: none;
    padding: 18px 24px 24px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }
  .nav.open { display: flex; }
  .nav > a,
  .nav-menu > a { padding: 10px 0; }
  .drop {
    position: static;
    width: 100%;
    display: block;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
  }
  .nav-toggle { display: block; margin-left: auto; }
  .tg-top { display: none; }
  .hero-inner { grid-template-columns: 1fr; min-height: auto; padding: 54px 24px 80px; }
  .product-entry,
  .cloud-services,
  .solution-grid,
  .why-grid,
  .advantage-grid,
  .faq-list,
  .contact-grid,
  .payment-grid,
  .server-category-grid,
  .server-config-grid,
  .server-scene-grid,
  .server-advantage-grid,
  .solution-choice-grid,
  .product-map-grid,
  .solution-process,
  .solution-config-grid,
  .solution-extra-grid { grid-template-columns: repeat(2, 1fr); }
  .section,
  .why-band,
  .about-section,
  .cta,
  .contact-section,
  .footer { padding-left: 24px; padding-right: 24px; }
  .config-card { grid-template-columns: 84px 1fr; }
  .spec-grid,
  .price-box { grid-column: 2; justify-items: start; }
  .about-section { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .server-hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 54px 24px 70px;
  }
  .server-hero-copy,
  .server-hero-media {
    min-width: 0;
  }
  .server-hero-media img {
    max-height: 340px;
  }
  .footer { display: flex; flex-direction: column; align-items: flex-start; }
  .footer nav { margin-left: 0; justify-content: flex-start; flex-wrap: wrap; }
  .footer p { text-align: left; white-space: normal; }
}

@media (max-width: 680px) {
  .hero h1 { font-size: 37px; }
  .server-hero-copy h1 { font-size: 37px; }
  .server-hero-copy > p:not(.eyebrow) { font-size: 15px; }
  .hero-kicker { font-size: 18px; }
  .product-entry,
  .cloud-services,
  .solution-grid,
  .why-grid,
  .advantage-grid,
  .faq-list,
  .contact-grid,
  .payment-grid,
  .server-category-grid,
  .server-config-grid,
  .server-scene-grid,
  .server-advantage-grid,
  .solution-choice-grid,
  .product-map-grid,
  .solution-process,
  .solution-config-grid,
  .solution-extra-grid,
  .stats { grid-template-columns: 1fr; }
  .section-title h2 { font-size: 28px; }
  .section-title h2::before,
  .section-title h2::after { display: none; }
  .service-card,
  .solution-grid a,
  .config-card { grid-template-columns: 1fr; text-align: center; }
  .config-icon,
  .service-card img,
  .solution-grid img { margin: 0 auto; }
  .industry-grid a { grid-template-columns: 1fr; text-align: center; }
  .spec-grid { grid-column: auto; grid-template-columns: 1fr; text-align: left; }
  .price-box { grid-column: auto; justify-items: center; }
  .faq-list p { padding-left: 22px; }
  .float-service { display: none; }
}