:root {
  --ink: #414141;
  --muted: #7e8792;
  --line: #dfe7ef;
  --panel: #ffffff;
  --soft: #ebf2f8;
  --dark: #1b1c1d;
  --accent: #00c6ff;
  --accent-strong: #6a03ff;
  --gold: #f6d300;
  --orange: #ff8a0b;
  --pink: #ee0075;
  --danger: #b42318;
  --success: #047857;
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-size: 16px;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 96px;
  border-top: 4px solid;
  border-image: linear-gradient(90deg, #ef2323, #39aa33, #147dff, #f6d300, #7c25ff) 1;
  transition: background 180ms ease, height 180ms ease;
}

.site-header.scrolled {
  height: 74px;
  background: rgba(39, 42, 44, 0.95);
  backdrop-filter: blur(14px);
}

.site-header.solid {
  background: rgba(39, 42, 44, 0.98);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1140px;
  height: 100%;
  margin: 0 auto;
  padding: 0 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  font-weight: 900;
  color: #fff;
  white-space: nowrap;
}

.brand img {
  width: 212px;
  height: auto;
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 70px;
  color: #fff;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 17px;
  font-weight: 900;
  cursor: pointer;
}

.nav-link:hover,
.nav-link.active { color: #ffd957; }

.mobile-menu { display: none; }

.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: #fff;
  background: #332c29;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-size: auto 100%;
  background-position: center;
  background-repeat: no-repeat;
  transition: background-image 420ms ease, opacity 420ms ease;
}
.hero.cloud { background: #1f2140; }
.hero.vps { background: #f18a0b; }
.hero.dedicated { background: #332c29; }
.hero.cloud::before { background-image: url("/assets/product_bg_1.png"); }
.hero.vps::before { background-image: url("/assets/product_bg_2.png"); }
.hero.dedicated::before { background-image: url("/assets/product_bg_3.png"); }

.hero-slide {
  position: absolute;
  inset: 0;
  display: grid;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transform: translateX(34px);
  transition: opacity 560ms ease, transform 560ms ease;
}
.hero-slide.active {
  position: relative;
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(360px, 0.96fr);
  align-items: center;
  gap: 56px;
  max-width: 1140px;
  min-height: 100vh;
  margin: 0 auto;
  padding: 130px 18px 116px;
}
.hero-copy-box { max-width: 590px; }
.hero-copy-box h1 {
  margin: 0;
  font-size: clamp(42px, 4.8vw, 58px);
  line-height: 1.28;
  font-weight: 900;
  letter-spacing: 0;
}
.hero-copy-box p {
  margin: 22px 0 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.8;
  color: rgba(255,255,255,.88);
}
.hero-illustration {
  width: min(100%, 590px);
  margin: 0 auto;
  filter: drop-shadow(0 28px 34px rgba(0,0,0,.18));
  transform: translateY(0);
  animation: heroFloat 4.8s ease-in-out infinite;
}
.hero-slide:not(.active) .hero-illustration { animation-play-state: paused; }

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.hero-switcher {
  position: absolute;
  left: 50%;
  bottom: 0;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, minmax(130px, 1fr));
  width: min(100%, 1140px);
  transform: translateX(-50%);
}
.hero-switch-item {
  position: relative;
  height: 72px;
  border: 0;
  padding: 0 16px;
  background: transparent;
  color: rgba(255,255,255,.68);
  font: inherit;
  font-size: 18px;
  font-weight: 900;
  cursor: pointer;
}
.hero-switch-item span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}
.hero-switch-item i {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 13px;
  transition: height 220ms ease;
}
.hero-switch-item:nth-child(1) i { background: #6a03ff; }
.hero-switch-item:nth-child(2) i { background: #f18a00; }
.hero-switch-item:nth-child(3) i { background: #f6d300; }
.hero-switch-item:hover,
.hero-switch-item.active { color: #fff; }
.hero-switch-item:hover i,
.hero-switch-item.active i { height: 26px; }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 32px;
}
.button,
.submit-button,
.filter {
  border: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 900;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 130px;
  height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  color: #fff;
  transition: transform 120ms ease, filter 120ms ease;
}
.button:hover { filter: brightness(0.94); }
.button:active { transform: scale(.96); }
.button.learn { background: var(--accent); }
.button.buy { background: var(--pink); }
.button.yellow { color: #414141; background: var(--gold); }
.button.orange { background: var(--orange); }
.button.dark { background: #282a2c; }

.content-narrow,
.content-wide {
  width: min(1140px, calc(100% - 36px));
  margin: 0 auto;
}
.content-narrow { max-width: 1000px; }
h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: 0;
}
h3 { margin: 0; font-size: 22px; }
.section-desc {
  max-width: 920px;
  margin: 24px auto 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
  text-align: center;
}
.section-desc.left { margin-left: 0; text-align: left; }

.elastic-section {
  padding: 96px 0;
  text-align: center;
  background: #fff;
}
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  margin-top: 54px;
}
.info-grid article {
  min-height: 270px;
  padding: 10px 18px;
}
.info-grid p {
  color: var(--muted);
  line-height: 1.75;
}
.info-icon {
  width: 116px;
  height: 116px;
  margin: 0 auto 24px;
  border: 5px solid #2b2b2b;
  border-radius: 26px;
  background: linear-gradient(135deg, #fff, #ecf2f8);
  position: relative;
}
.info-icon::after {
  content: "";
  position: absolute;
  inset: 30px;
  border-radius: 8px;
  background: var(--accent-strong);
}
.info-icon.uptime::after { background: var(--gold); }
.info-icon.refund::after { background: var(--orange); }

.service-link-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 72px;
  padding: 30px 34px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, #ffffff, #f3f8ff);
  box-shadow: 0 20px 50px rgba(38, 49, 66, .08);
}
.service-link-panel span {
  display: inline-flex;
  padding: 7px 12px;
  color: #fff;
  border-radius: 999px;
  background: var(--accent-strong);
  font-size: 13px;
  font-weight: 900;
}
.service-link-panel h3 {
  margin-top: 12px;
  font-size: 28px;
}
.service-link-panel p {
  max-width: 680px;
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.terms-panel {
  margin-top: 72px;
  padding: 34px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, #f8fbff);
  box-shadow: 0 20px 50px rgba(38, 49, 66, .08);
}
.terms-heading {
  display: grid;
  gap: 10px;
  max-width: 860px;
  margin-bottom: 26px;
}
.terms-heading span {
  width: fit-content;
  padding: 7px 12px;
  color: #fff;
  border-radius: 999px;
  background: var(--accent-strong);
  font-size: 13px;
  font-weight: 900;
}
.terms-heading h3 {
  font-size: 32px;
}
.terms-heading p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}
.terms-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 22px;
}
.terms-grid article {
  padding: 24px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}
.terms-grid h4 {
  margin: 0 0 16px;
  font-size: 22px;
}
.terms-grid ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 20px;
}
.terms-grid li,
.terms-note p {
  color: #5f6b78;
  line-height: 1.75;
}
.terms-note {
  display: grid;
  gap: 8px;
  margin-top: 22px;
  padding: 18px;
  border-radius: 8px;
  background: var(--soft);
}
.terms-note p { margin: 0 0 10px; }
.terms-note strong { color: var(--ink); }

.why-section {
  padding: 92px 0;
  background: var(--orange);
}
.why-inner {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(360px, .9fr);
  gap: 48px;
  align-items: center;
  width: min(1140px, calc(100% - 36px));
  margin: 0 auto;
}
.why-copy p {
  font-size: 18px;
  line-height: 1.75;
}
.accordion {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}
.accordion article {
  padding: 20px 24px;
  border: 3px solid #fff;
  border-radius: 8px;
  background: rgba(255,255,255,.16);
}
.accordion article:hover { background: #fff; }
.accordion h3 { font-size: 18px; }
.accordion p { margin: 10px 0 0; color: #5a3b16; font-size: 15px; }
.security-art { width: min(100%, 520px); margin: 0 auto; }

.map-section {
  padding: 92px 0;
  color: #fff;
  text-align: center;
  background:
    radial-gradient(circle at 50% 45%, rgba(106, 3, 255, .25), transparent 34%),
    linear-gradient(140deg, #141a27, #263142);
}
.map-section .section-desc { color: #9aa7b8; }
.map-card {
  position: relative;
  height: 420px;
  margin-top: 34px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 8px;
  background:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  overflow: hidden;
}
.map-card::before {
  content: "";
  position: absolute;
  inset: 42px;
  border: 2px dashed rgba(255,255,255,.15);
  border-radius: 45% 55% 42% 58%;
}
.pin {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid #fff;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 8px rgba(255,255,255,.08);
}
.pin.hk { left: 78%; top: 50%; background: #eed400; }
.pin.jp { left: 86%; top: 40%; background: #ff7043; }
.pin.kr { left: 83%; top: 42%; background: #de0077; }
.pin.sg { left: 76%; top: 63%; background: #5ca847; }
.pin.us { left: 14%; top: 33%; background: #a7cffb; }
.pin.tw { left: 81%; top: 49%; background: #6e00ff; }
.region-count {
  display: flex;
  justify-content: center;
  gap: 80px;
  margin-top: 28px;
  font-weight: 900;
}

.product-illustrate {
  padding: 92px 0;
  background: #fff;
}
.product-type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 42px;
}
.type-card {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 12px;
  min-height: 420px;
  padding: 44px 24px 34px;
  text-align: center;
  overflow: hidden;
  background: #fafcfd;
}
.type-card:nth-child(2) { background: #ecf2f8; }
.type-card img { width: 190px; height: 150px; object-fit: contain; }
.type-card h3 { font-size: 28px; }
.type-card p { margin: 0; color: var(--muted); font-size: 18px; }
.type-card strong { font-size: 22px; line-height: 1.55; }
.type-card span {
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 10px;
  background: var(--accent-strong);
  transition: height 180ms ease;
}
.type-card.vps span { background: var(--orange); }
.type-card.dedicated span { background: var(--gold); }
.type-card:hover { color: #fff; }
.type-card:hover p { color: #fff; }
.type-card:hover span { height: 100%; }
.type-card.dedicated:hover { color: #333; }
.type-card.dedicated:hover p { color: #333; }

.plans-section {
  padding: 92px 0;
  background: var(--soft);
}
.section-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}
.section-title-row p {
  max-width: 760px;
  color: var(--muted);
  line-height: 1.75;
}
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 24px;
}
.filter {
  min-height: 42px;
  padding: 0 18px;
  color: #596471;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
}
.filter.active {
  color: #fff;
  border-color: var(--accent-strong);
  background: var(--accent-strong);
}
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.page-products-grid {
  margin-top: 42px;
}
.page-products-grid.plans-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.page-products-grid .plan-card {
  min-height: 460px;
  padding: 22px;
}
.page-products-grid .plan-top h3 {
  font-size: 21px;
}
.page-products-grid .price {
  margin: 16px 0;
  font-size: clamp(27px, 3vw, 38px);
}
.cdn-products-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.cdn-products-grid .plan-card {
  min-height: 560px;
  padding: 24px;
}
.cdn-products-grid .price {
  font-size: clamp(28px, 3vw, 38px);
}
.cluster-product-groups {
  display: grid;
  gap: 36px;
}
.cluster-region-group {
  padding: 24px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.72);
  box-shadow: 0 16px 40px rgba(38, 49, 66, .05);
}
.cluster-region-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.cluster-region-head h3 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(26px, 3vw, 34px);
}
.cluster-region-head p {
  max-width: 680px;
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}
.cluster-region-tag {
  flex: 0 0 auto;
  padding: 8px 12px;
  border-radius: 999px;
  background: #fff1c2;
  color: #603f00;
  font-size: 13px;
  font-weight: 900;
}
.cluster-region-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.plan-card {
  display: flex;
  flex-direction: column;
  min-height: 500px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 40px rgba(38, 49, 66, .06);
}
.plan-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.plan-top h3 { font-size: 23px; line-height: 1.35; }
.badge {
  flex: 0 0 auto;
  padding: 6px 10px;
  color: #603f00;
  border-radius: 999px;
  background: #fff1c2;
  font-size: 12px;
  font-weight: 900;
}
.price {
  margin: 20px 0;
  color: var(--accent-strong);
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 900;
}
.specs,
.features {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.features { margin: 22px 0 26px; padding-left: 18px; list-style: disc; }
.specs li,
.features li { color: var(--muted); line-height: 1.55; }
.specs strong { color: var(--ink); }
.plan-card .button {
  width: 100%;
  margin-top: auto;
  border-radius: 8px;
  background: var(--dark);
}
.empty-state {
  grid-column: 1 / -1;
  padding: 34px;
  text-align: center;
  border-radius: 8px;
  background: #fff;
}

.order-section {
  padding: 92px 0;
  background: #fff;
}
.order-layout {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 50px;
  align-items: start;
}
.order-layout p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}
.contact-cards {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}
.contact-cards article {
  display: grid;
  gap: 8px;
  padding: 24px;
  border-radius: 8px;
  background: var(--soft);
}
.contact-cards strong { font-size: 22px; }
.contact-cards span { color: var(--muted); }
.contact-cards em { color: #229ed9; font-style: normal; font-weight: 900; }
.order-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: 26px;
  border-radius: 8px;
  background: var(--soft);
}
label {
  display: grid;
  gap: 8px;
  font-weight: 900;
}
label.wide,
.submit-button,
.form-message { grid-column: 1 / -1; }
input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
input,
select { height: 46px; padding: 0 14px; }
textarea { min-height: 118px; padding: 12px 14px; resize: vertical; }
.submit-button {
  min-height: 50px;
  color: #fff;
  border-radius: 8px;
  background: var(--orange);
}
.form-message { margin: 0; min-height: 20px; }
.form-message.success { color: var(--success); }
.form-message.error { color: var(--danger); }

.review-section {
  padding: 92px 0;
  color: #fff;
  text-align: center;
  background:
    radial-gradient(circle at 10% 20%, rgba(255,255,255,.14), transparent 20%),
    linear-gradient(120deg, #271f1b, #3a302a);
}
.review-section .section-desc { color: rgba(255,255,255,.78); }
.review-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  margin-top: 42px;
}
.review-grid article {
  position: relative;
  padding: 34px;
  color: var(--ink);
  text-align: left;
  border-radius: 42px;
  background: #fff;
}
.review-grid p { margin: 0 0 28px; line-height: 1.75; }
.review-grid strong { display: block; }
.review-grid span { color: var(--muted); }

.footer {
  padding: 70px 0;
  color: #bac1c9;
  background: var(--dark);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr .55fr .55fr .8fr;
  gap: 38px;
  width: min(1000px, calc(100% - 36px));
  margin: 0 auto;
}
.footer-brand img { width: 190px; }
.footer p { max-width: 430px; line-height: 1.75; }
.footer nav {
  display: grid;
  align-content: start;
  gap: 14px;
}
.footer strong { color: #fff; font-size: 20px; }
.footer a:hover { color: var(--accent); }
.friend-links div {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}
.friend-links a {
  color: #bac1c9;
}

.contact-float {
  position: fixed;
  right: 22px;
  bottom: 154px;
  z-index: 60;
  width: 230px;
  padding: 18px;
  color: var(--ink);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(0, 0, 0, .2);
}
.contact-float strong { display: block; font-size: 18px; }
.contact-float p { margin: 8px 0 14px; color: var(--muted); line-height: 1.55; }
.contact-float a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 40px;
  color: #fff;
  border-radius: 8px;
  background: var(--accent-strong);
  font-weight: 900;
}

.cdn-page {
  background: #fff;
}
.cdn-hero {
  min-height: 100vh;
  padding: 136px 0 92px;
  color: #fff;
  background:
    radial-gradient(circle at 78% 12%, rgba(0, 198, 255, .22), transparent 26%),
    radial-gradient(circle at 14% 80%, rgba(106, 3, 255, .22), transparent 28%),
    linear-gradient(120deg, #06142e, #112d66 58%, #081a3a);
}
.cdn-hero-stack {
  display: grid;
  gap: 34px;
}
.cdn-hero-inner {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 46px;
  align-items: center;
}
.cdn-copy span {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.12);
  font-weight: 900;
}
.cdn-copy h1 {
  margin: 0;
  font-size: clamp(46px, 6vw, 76px);
  line-height: 1.1;
}
.cdn-copy p {
  margin: 22px 0 0;
  color: rgba(255,255,255,.82);
  font-size: 18px;
  line-height: 1.8;
}
.cdn-prefix {
  display: grid;
  gap: 6px;
  width: fit-content;
  margin-top: 24px;
  padding: 16px 18px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  background: rgba(255,255,255,.08);
}
.cdn-prefix small {
  color: rgba(255,255,255,.68);
  font-weight: 900;
}
.cdn-prefix strong {
  color: #ffd957;
  font-size: 24px;
}
.cdn-preview-card {
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .28);
}
.cdn-mega-banner {
  width: min(100%, 1180px);
  margin: 0 auto;
  border: 1px solid rgba(120, 220, 255, .28);
  box-shadow: 0 34px 92px rgba(0, 0, 0, .35), 0 0 60px rgba(0, 198, 255, .18);
}
.cdn-preview-card img {
  width: 100%;
}
.cdn-feature-section {
  padding: 92px 0;
  text-align: center;
  background: var(--soft);
}
.cdn-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 42px;
}
.cdn-feature-grid article {
  min-height: 190px;
  padding: 28px;
  text-align: left;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 40px rgba(38, 49, 66, .06);
}
.cdn-feature-grid p {
  color: var(--muted);
  line-height: 1.75;
}

.subpage-hero {
  min-height: 100vh;
  padding: 150px 0 92px;
  color: #fff;
  overflow: hidden;
}
.dedicated-subpage {
  background:
    radial-gradient(circle at 78% 24%, rgba(0, 198, 255, .24), transparent 30%),
    linear-gradient(120deg, #161d34, #263f68);
}
.cluster-subpage {
  background:
    radial-gradient(circle at 80% 24%, rgba(255, 138, 11, .28), transparent 30%),
    linear-gradient(120deg, #2b2117, #8d4a12);
}
.gpu-subpage {
  background:
    radial-gradient(circle at 80% 24%, rgba(246, 211, 0, .24), transparent 30%),
    linear-gradient(120deg, #221c20, #423625);
}
.subpage-hero-inner {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 54px;
  align-items: center;
}
.subpage-hero span {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.12);
  font-weight: 900;
}
.subpage-hero h1 {
  margin: 20px 0 0;
  font-size: clamp(48px, 6vw, 76px);
  line-height: 1.1;
}
.subpage-hero p {
  max-width: 680px;
  margin: 22px 0 0;
  color: rgba(255,255,255,.84);
  font-size: 19px;
  line-height: 1.8;
}
.subpage-hero img {
  width: min(100%, 620px);
  margin: 0 auto;
  filter: drop-shadow(0 32px 42px rgba(0,0,0,.24));
  animation: heroFloat 4.8s ease-in-out infinite;
}
.cluster-subpage img {
  width: min(100%, 520px);
}
.subpage-section {
  padding: 92px 0;
  text-align: center;
  background: var(--soft);
}

.seo-detail-section {
  padding: 92px 0;
  background: #fff;
}

.seo-detail-grid {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 34px;
  align-items: start;
}

.seo-copy {
  position: sticky;
  top: 110px;
  text-align: left;
}

.seo-copy span {
  display: inline-flex;
  padding: 7px 12px;
  color: #6a03ff;
  border-radius: 999px;
  background: rgba(106, 3, 255, .08);
  font-weight: 900;
}

.seo-copy h2,
.faq-section h2 {
  margin: 18px 0 0;
  color: var(--ink);
  font-size: clamp(36px, 4vw, 54px);
  line-height: 1.15;
}

.seo-copy p {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.85;
}

.seo-point-grid,
.faq-grid {
  display: grid;
  gap: 16px;
}

.seo-point-grid article,
.faq-grid article {
  padding: 26px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #fff, #f8fbff);
  box-shadow: 0 16px 40px rgba(38, 49, 66, .06);
}

.seo-point-grid h3,
.faq-grid h3 {
  margin: 0;
  color: var(--ink);
  font-size: 22px;
}

.seo-point-grid p,
.faq-grid p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.faq-section {
  padding: 92px 0;
  background: var(--soft);
  text-align: center;
}

.faq-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 42px;
}

.terms-page {
  background: var(--soft);
}
.terms-hero {
  padding: 154px 0 78px;
  color: #fff;
  background:
    radial-gradient(circle at 82% 22%, rgba(0, 198, 255, .2), transparent 28%),
    linear-gradient(120deg, #1b1c1d, #263142);
}
.terms-hero span {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.12);
  font-weight: 900;
}
.terms-hero h1 {
  margin: 18px 0 0;
  font-size: clamp(48px, 6vw, 76px);
}
.terms-hero p {
  max-width: 820px;
  margin: 18px 0 0;
  color: rgba(255,255,255,.78);
  font-size: 19px;
  line-height: 1.8;
}
.terms-page-section {
  padding: 70px 0 92px;
}
.terms-panel.full {
  margin-top: 0;
}
.terms-panel.full .terms-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-page {
  background: #fff;
}
.contact-hero {
  padding: 154px 0 78px;
  color: #fff;
  background:
    radial-gradient(circle at 82% 22%, rgba(246, 211, 0, .2), transparent 28%),
    linear-gradient(120deg, #271f1b, #3a302a);
}
.contact-hero span {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.12);
  font-weight: 900;
}
.contact-hero h1 {
  margin: 18px 0 0;
  font-size: clamp(48px, 6vw, 76px);
}
.contact-hero p {
  max-width: 820px;
  margin: 18px 0 0;
  color: rgba(255,255,255,.78);
  font-size: 19px;
  line-height: 1.8;
}
.contact-page-section {
  padding-top: 76px;
}
.contact-direct {
  width: fit-content;
  margin-top: 26px;
}

.hidden { display: none !important; }

@media (max-width: 900px) {
  .site-header { height: 82px; }
  .nav { gap: 14px; }
  .nav-link { font-size: 15px; }
  .hero-inner,
  .why-inner,
  .order-layout,
  .terms-grid,
  .cdn-hero-inner,
  .cdn-hero-stack,
  .subpage-hero-inner,
  .seo-detail-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .seo-copy {
    position: static;
  }
  .service-link-panel {
    display: grid;
  }
  .terms-panel.full .terms-grid {
    grid-template-columns: 1fr;
  }
  .hero-inner { gap: 20px; padding: 116px 18px 124px; text-align: center; }
  .hero-illustration { width: min(100%, 460px); }
  .hero-switcher { grid-template-columns: repeat(3, 1fr); }
  .hero-switch-item { height: 64px; font-size: 16px; }
  .hero-actions { justify-content: center; }
  .info-grid,
  .plans-grid,
  .cluster-region-grid,
  .product-type-grid,
  .cdn-feature-grid { grid-template-columns: 1fr; }
  .cluster-region-head {
    align-items: flex-start;
    flex-direction: column;
  }
  .section-title-row,
  .footer-inner { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .contact-float { display: none; }
  .cdn-hero,
  .subpage-hero { padding-top: 124px; }
}

@media (max-width: 640px) {
  .brand img { width: 156px; }
  .mobile-menu {
    display: grid;
    gap: 5px;
    width: 42px;
    padding: 8px;
    border: 0;
    background: transparent;
  }
  .mobile-menu span {
    display: block;
    height: 3px;
    border-radius: 999px;
    background: #fff;
  }
  .nav {
    position: absolute;
    top: 82px;
    right: 12px;
    display: none;
    width: min(290px, calc(100vw - 24px));
    padding: 12px;
    border-radius: 8px;
    background: #1b1c1d;
  }
  .site-header.menu-open .nav { display: grid; }
  .nav-link { min-height: 44px; width: 100%; justify-content: space-between; }
  .hero-copy-box h1 { font-size: 36px; }
  .hero-copy-box p { font-size: 16px; }
  .hero-inner { padding-top: 108px; }
  .hero-switch-item { height: 58px; padding: 0 6px; font-size: 14px; }
  .hero-switch-item i { height: 9px; }
  .hero-switch-item:hover i,
  .hero-switch-item.active i { height: 18px; }
  .terms-panel { padding: 20px; }
  .service-link-panel { padding: 20px; }
  .terms-grid article { padding: 18px; }
  .cdn-copy h1 { font-size: 42px; }
  .cdn-prefix strong { font-size: 18px; }
  .order-form { grid-template-columns: 1fr; padding: 18px; }
  .map-card { height: 300px; }
  .region-count { gap: 30px; }
}