/**
 * Rola IP — 711proxy.com 对标基础样式（px-* 前缀）
 * P0-1 脚手架：Header / Footer / 按钮 / 布局变量
 */
:root {
  --px-primary: #007aff;
  --px-primary-hover: #1663d4;
  --px-ink: #042040;
  --px-muted: #55687d;
  --px-surface: #fbfcfe;
  --px-border: #ebedf3;
  --px-footer-bg: #000026;
  --px-footer-text: hsla(0, 0%, 100%, 0.7);
  --px-white: #fff;
  --px-topbar-h: 46px;
  --px-header-h: 80px;
  --px-wrap: 1172px;
  --px-font: 'Inter', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.px-body {
  margin: 0;
  font-family: var(--px-font);
  color: var(--px-ink);
  line-height: 1.6;
  background: var(--px-white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.px-wrap {
  width: min(100% - 2rem, var(--px-wrap));
  margin-inline: auto;
}

/* —— 按钮 —— */
.px-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.55rem 1.1rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.9375rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  white-space: nowrap;
}
.px-btn--primary {
  background: var(--px-primary);
  color: var(--px-white);
  border-color: var(--px-primary);
}
.px-btn--primary:hover { background: var(--px-primary-hover); border-color: var(--px-primary-hover); color: var(--px-white); }
.px-btn--ghost {
  background: transparent;
  color: var(--px-ink);
  border-color: #c4ced4;
}
.px-btn--ghost:hover { background: #f8f9fb; border-color: #c6cfda; }
.px-btn--outline {
  background: transparent;
  color: var(--px-primary);
  border-color: var(--px-primary);
}
.px-btn--outline:hover { background: var(--px-primary); color: var(--px-white); }
.px-btn--white {
  background: var(--px-white);
  color: var(--px-primary);
  border-color: var(--px-white);
}
.px-btn--white:hover { background: #cce4ff; border-color: #cce4ff; }
.px-btn--dark {
  background: var(--px-ink);
  color: var(--px-white);
  border-color: var(--px-ink);
}
.px-btn--dark:hover { background: #29415c; border-color: #29415c; color: var(--px-white); }
.px-btn--google img { flex-shrink: 0; }
.px-btn--sm { padding: 0.4rem 0.85rem; font-size: 0.875rem; min-height: 36px; }
.px-btn--lg { padding: 0.75rem 1.75rem; font-size: 1.125rem; min-height: 48px; }

/* —— 顶部推荐条 —— */
.px-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1001;
  height: var(--px-topbar-h);
  background: linear-gradient(90deg, #0a2a5c 0%, #007aff 100%);
  color: var(--px-white);
  transition: transform 0.3s, opacity 0.3s;
}
.px-topbar.is-hidden {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}
.px-topbar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  position: relative;
}
.px-topbar__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--px-white);
}
.px-topbar__link:hover { text-decoration: underline; }
.px-topbar__close {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--px-white);
  font-size: 1.25rem;
  cursor: pointer;
  opacity: 0.8;
}
.px-topbar__close:hover { opacity: 1; }

/* —— Header —— */
.px-header {
  position: sticky;
  top: var(--px-topbar-h);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--px-border);
  transition: box-shadow 0.2s, top 0.3s;
}
.px-topbar.is-hidden + .px-header { top: 0; }
.px-header.is-scrolled { box-shadow: 0 4px 20px rgba(4, 32, 64, 0.08); }

.px-header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  min-height: var(--px-header-h);
}

.px-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--px-ink);
  flex-shrink: 0;
  justify-self: start;
  grid-column: 1;
}
.px-logo:hover { color: var(--px-ink); }

.px-toggle {
  display: none;
  justify-self: end;
  grid-column: 3;
  width: 40px;
  height: 40px;
  border: none;
  background: none;
  cursor: pointer;
  padding: 0;
}
.px-toggle span {
  display: block;
  height: 2px;
  background: var(--px-ink);
  margin: 6px 4px;
  border-radius: 1px;
}

.px-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  grid-column: 2;
  justify-self: center;
  height: 100%;
  min-height: var(--px-header-h);
}
.px-nav__list {
  display: flex;
  align-items: stretch;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
  height: 100%;
}
.px-nav__item {
  display: flex;
  align-items: center;
  position: static;
}
.px-nav__btn,
.px-nav__link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1rem;
  border: none;
  background: none;
  font: inherit;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--px-ink);
  cursor: pointer;
  border-radius: 4px;
  white-space: nowrap;
}
.px-nav__btn:hover,
.px-nav__link:hover { background: var(--px-surface); }
.px-nav__chev { width: 12px; height: 8px; flex-shrink: 0; transition: transform 0.2s; }
.px-nav__item.is-open .px-nav__chev { transform: rotate(180deg); }

.px-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-self: end;
  grid-column: 3;
}
/* Header 登录/注册：与导航字号协调，略大于全局 px-btn--sm */
.px-header__actions .px-btn {
  padding: 0.6rem 1.35rem;
  font-size: 1.125rem;
  min-height: 44px;
}
.px-lang {
  font-size: 1.0625rem;
  color: var(--px-muted);
  padding: 0 0.25rem;
}

/* —— Mega 下拉 —— */
.px-mega {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background: var(--px-white);
  border-bottom: 1px solid var(--px-border);
  box-shadow: 0 12px 32px rgba(4, 32, 64, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  pointer-events: none;
}
/* 透明桥接层：消除 header 与下拉面板之间的 hover 空隙 */
.px-mega::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: -12px;
  height: 12px;
}
.px-nav__item.is-open .px-mega,
.px-nav__item:hover .px-mega {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}
.px-mega__inner {
  padding: 1.25rem 0 1.5rem;
}
.px-mega__inner--grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem 1.5rem;
}
.px-mega__inner--pricing,
.px-mega__inner--products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem 1.5rem;
}
.px-mega__link,
.px-mega__price,
.px-mega__product {
  display: block;
  padding: 0.65rem 0.75rem;
  border-radius: 4px;
  color: var(--px-ink);
  transition: background 0.15s;
}
.px-mega__link:hover,
.px-mega__price:hover,
.px-mega__product:hover { background: var(--px-surface); }
.px-mega__link strong,
.px-mega__price strong,
.px-mega__product strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
}
.px-mega__price span,
.px-mega__product span {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.8125rem;
  color: var(--px-muted);
}

/* —— Footer —— */
.px-footer {
  background: var(--px-footer-bg);
  color: var(--px-footer-text);
  padding: 2.5rem 0 0;
}
.px-footer a { color: var(--px-footer-text); transition: color 0.15s; }
.px-footer a:hover { color: var(--px-white); }
.px-footer h5 {
  margin: 0 0 0.75rem;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--px-white);
}
.px-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.px-footer li + li { margin-top: 0.45rem; }
.px-footer li a { font-size: 0.875rem; }

.px-footer__top {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.px-footer__brand { max-width: 360px; }
.px-footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--px-white);
  margin-bottom: 1.25rem;
}
.px-footer__contact-title {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--px-white);
}
.px-footer__contact-line {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.px-footer__contact-label { color: var(--px-footer-text); }
.px-footer__contact-line a { color: var(--px-white); font-weight: 500; }

.px-footer__cols {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem 2.5rem;
  justify-content: flex-end;
}
.px-footer__col { min-width: 120px; }

.px-footer__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.5rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.8125rem;
}
.px-footer__copy { color: var(--px-footer-text); }
.px-footer__pay-label {
  color: var(--px-footer-text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.px-footer__notice {
  margin: 0;
  padding: 1rem 0 1.25rem;
  text-align: center;
  font-size: 0.8125rem;
  color: #b3b3be;
}

/* —— 首页通用 —— */
.px-main { overflow-x: hidden; }
.px-section { padding: 4rem 0; }
.px-section-head { text-align: center; max-width: 52rem; margin: 0 auto 2.5rem; }
.px-section-head h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--px-ink);
  line-height: 1.25;
}
.px-section-head p { margin: 0; font-size: 1.125rem; color: var(--px-muted); }
.px-section-head--light h2,
.px-section-head--light p { color: var(--px-white); }

/* Hero：白 → 蓝渐变背景，替代位图 */
.px-hero {
  padding: 3rem 0 0;
  background: linear-gradient(180deg, #ffffff 0%, #f5f9ff 35%, #e8f3ff 65%, #d4e9ff 100%);
}
.px-hero__inner { text-align: center; }
.px-hero h1 {
  margin: 0 auto 1rem;
  max-width: 62rem;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--px-ink);
}
.px-hero__lead {
  margin: 0 auto 1.5rem;
  max-width: 52rem;
  font-size: 1.125rem;
  color: var(--px-ink);
}
.px-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-items: center;
}
/* Hero 产品亮点卡片：替代原控制台截图区域 */
.px-hero__highlights {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  max-width: 1180px;
  margin: 2rem auto 0;
  padding-bottom: 2rem;
  text-align: left;
}
.px-hero__card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.25rem;
  background: var(--px-white);
  border: 1px solid var(--px-border);
  border-radius: 8px;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
}
.px-hero__card-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--px-primary);
  background: rgba(0, 122, 255, 0.08);
  border-radius: 4px;
}
.px-hero__card h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--px-ink);
  line-height: 1.3;
}
.px-hero__card p {
  flex: 1;
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--px-muted);
}
.px-hero__card-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 0.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--px-border);
}
.px-hero__card-foot .px-price__val { font-size: 1.25rem; }
@media (max-width: 1024px) {
  .px-hero__highlights { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .px-hero__highlights { grid-template-columns: 1fr; }
}

/* KPI */
.px-kpi { background: var(--px-surface); padding: 0 0 2rem; }
.px-kpi__bar {
  display: flex;
  flex-wrap: wrap;
  background: var(--px-white);
  border: 1px solid var(--px-border);
  border-radius: 4px;
}
.px-kpi__item {
  flex: 1 1 140px;
  padding: 1.5rem 1rem;
  text-align: center;
  border-right: 1px solid var(--px-border);
}
.px-kpi__item:last-child { border-right: none; }
.px-kpi__item strong {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--px-ink);
}
.px-kpi__item span { display: block; margin-top: 0.25rem; color: var(--px-muted); font-size: 1rem; }

/* 产品网格 */
.px-products { background: var(--px-surface); padding-top: 0; }
.px-products__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--px-border);
}
.px-product-card {
  background: var(--px-surface);
  border: 1px solid var(--px-border);
  padding: 1.5rem;
  min-height: 276px;
  transition: background 0.2s;
}
.px-product-card:hover { background: var(--px-white); }
.px-product-card--media {
  padding: 0;
  overflow: hidden;
  min-height: 276px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #ffffff 0%, #f0f7ff 100%);
}
/* 保持图片原始比例，避免网格行拉伸导致压缩变形 */
.px-product-card--media img {
  width: 100%;
  height: auto;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
}
.px-product-card__head { display: flex; gap: 1rem; }
.px-product-card__head > img {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  object-fit: contain;
}
.px-product-card h3 { margin: 0 0 0.35rem; font-size: 1.25rem; font-weight: 600; }
.px-product-card h3 a { color: var(--px-ink); }
.px-product-card h3 a:hover { color: var(--px-primary); }
.px-product-card > .px-product-card__head p,
.px-product-card__head > div > p { margin: 0 0 0.75rem; color: var(--px-muted); font-size: 1rem; }
.px-product-card__feats {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem 0.5rem;
}
.px-product-card__feats li {
  font-size: 0.9375rem;
  color: var(--px-muted);
  padding-left: 1rem;
  position: relative;
}
.px-product-card__feats li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--px-muted);
}
.px-product-card__foot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.px-price__from { display: block; font-size: 0.75rem; color: var(--px-muted); }
.px-price__val { font-size: 1.375rem; font-weight: 700; color: #29ba82; }
.px-price__unit { font-size: 0.875rem; color: var(--px-ink); }
.px-cta-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding: 0.85rem 1rem;
  background: #e5f1ff;
  font-size: 1rem;
}
.px-cta-bar a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--px-primary);
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
}
.px-cta-bar a:hover { background: #cee4ff; }

/* 全球代理池 */
.px-pool__grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}
.px-pool__content h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
}
.px-pool__content > p { margin: 0 0 1.5rem; color: var(--px-muted); font-size: 1.125rem; }
.px-pool__stats {
  display: flex;
  gap: 2.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.px-pool__stats strong {
  display: block;
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--px-primary);
}
.px-pool__stats span { font-size: 1rem; color: var(--px-ink); }

/* 应用场景 */
.px-usecases {
  background: linear-gradient(180deg, #0a1145 0%, #000026 100%);
  padding: 5rem 0;
}
.px-usecases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem 1.25rem;
}
.px-usecase-card {
  display: block;
  padding: 0.25rem;
  color: var(--px-white);
  border-radius: 4px;
  transition: transform 0.2s;
}
.px-usecase-card:hover { transform: translateY(-2px); color: var(--px-white); }
.px-usecase-card h3 { margin: 1rem 0 0.5rem; font-size: 1.25rem; }
.px-usecase-card p { margin: 0; color: #9b9daf; font-size: 1.125rem; line-height: 1.5; }
.px-usecase-card__more {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  color: var(--px-primary);
  font-size: 1rem;
  opacity: 0;
  transition: opacity 0.2s;
}
.px-usecase-card:hover .px-usecase-card__more { opacity: 1; }

/* 代码集成：白→蓝渐变，替代 integrations-banner 位图 */
.px-integrate {
  background: linear-gradient(180deg, #ffffff 0%, #f5f9ff 50%, #e8f3ff 100%);
}
.px-integrate__stage {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 1rem;
}
.px-integrate__deco { display: none; }
.px-code-panel {
  width: min(100%, 580px);
  background: linear-gradient(180deg, #ffffff 0%, #f5f9ff 35%, #e8f3ff 70%, #d4e9ff 100%);
  border: 1px solid #dbeafe;
  border-radius: 8px;
  padding: 2.5rem 1.25rem 1.25rem;
  position: relative;
  min-height: 420px;
  box-shadow: 0 8px 32px rgba(0, 122, 255, 0.08);
}
.px-code-panel__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1rem;
  padding: 0.25rem;
  background: var(--px-white);
  border: 1px solid var(--px-border);
  border-radius: 999px;
  box-shadow: 0 4px 4px rgba(222, 222, 222, 0.3);
}
.px-code-panel__tabs button {
  border: 1px solid transparent;
  background: transparent;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--px-muted);
  cursor: pointer;
}
.px-code-panel__tabs button.is-active {
  background: #eef2f9;
  border-color: var(--px-border);
  color: var(--px-ink);
}
.px-code-panel__body { position: relative; }
.px-code-panel__body pre {
  display: none;
  margin: 0;
  padding: 1rem;
  background: #1e1e1e;
  color: #d4d4d4;
  border-radius: 4px;
  font-family: Consolas, Monaco, 'Courier New', monospace;
  font-size: 0.8125rem;
  line-height: 1.5;
  overflow: auto;
  max-height: 280px;
}
.px-code-panel__body pre.is-active { display: block; }
.px-code-panel__copy {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem 0.75rem;
  background: var(--px-white);
  border: 1px solid var(--px-border);
  border-radius: 4px;
  font-size: 0.875rem;
  color: var(--px-muted);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

/* 信任轮播 */
.px-trust__carousel { position: relative; max-width: 980px; margin: 0 auto; }
.px-trust__track { position: relative; min-height: 420px; }
.px-trust-card {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  background: var(--px-surface);
  border-radius: 12px;
  padding: 2rem 2.5rem;
}
.px-trust-card.is-active { display: grid; }
.px-trust-card h3 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  font-weight: 700;
}
.px-trust-card p { margin: 0; color: var(--px-muted); font-size: 1rem; line-height: 1.6; }
.px-trust__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: rgba(4, 32, 64, 0.08);
  color: var(--px-ink);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}
.px-trust__nav:hover { background: rgba(4, 32, 64, 0.15); }
.px-trust__nav--prev { left: -1rem; }
.px-trust__nav--next { right: -1rem; }

/* 合作伙伴 */
.px-partners__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.px-partners__grid img {
  width: 220px;
  height: 64px;
  object-fit: contain;
  padding: 0.5rem 1rem;
  background: var(--px-white);
  border-radius: 5px;
  box-shadow: 0 2px 12px rgba(4, 32, 64, 0.06);
}
.px-partners__cta { text-align: center; }

/* 评价轮播 */
.px-reviews { background: #f8f9fb; }
.px-reviews__carousel {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.px-reviews__track {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 0.5rem 0 1rem;
  scrollbar-width: thin;
}
.px-reviews__track::-webkit-scrollbar { height: 6px; }
.px-review-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--px-white);
  border-radius: 12px;
  padding: 1.25rem;
  position: relative;
}
.px-review-card p {
  margin: 0.75rem 0;
  min-height: 6.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--px-ink);
  line-height: 1.45;
}
.px-review-card__stars { margin: 0 auto; }
.px-review-card__quote--end {
  display: block;
  margin-left: auto;
  margin-top: 0.5rem;
}
.px-review-card__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--px-border);
}
.px-review-card__author strong { display: block; font-size: 1rem; color: var(--px-ink); }
.px-review-card__author span { font-size: 0.875rem; color: var(--px-muted); }
.px-reviews__nav {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border: 1px solid var(--px-border);
  border-radius: 50%;
  background: var(--px-white);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
}
.px-reviews__nav:hover { border-color: var(--px-primary); color: var(--px-primary); }

/* 认证徽章 */
.px-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding: 2rem 2.5rem;
  background: var(--px-white);
  border: 1px solid var(--px-border);
  border-radius: 12px;
}
.px-badges h3 { margin: 0 0 0.5rem; font-size: 2rem; font-weight: 700; }
.px-badges p { margin: 0; color: var(--px-muted); }
.px-badges__logos { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }

/* FAQ：去掉左侧背景图，问答区居中 */
.px-faq__inner {
  max-width: 52rem;
  margin: 0 auto;
}
.px-section-head--center {
  text-align: center;
}
.px-section-head--center a {
  color: var(--px-primary);
  font-weight: 600;
}
.px-accordion {
  border: 1px solid var(--px-border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--px-white);
}
.px-accordion__item + .px-accordion__item { border-top: 1px solid var(--px-border); }
.px-accordion__head {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  border: none;
  background: var(--px-white);
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--px-ink);
  text-align: left;
  cursor: pointer;
}
.px-accordion__head:hover { background: var(--px-surface); }
.px-accordion__body {
  display: none;
  padding: 0 1.25rem 1.1rem;
  color: var(--px-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
}
.px-accordion__body a { color: var(--px-primary); font-weight: 600; }
.px-accordion__item.is-open .px-accordion__body { display: block; }

/* 底部 CTA：白→蓝渐变，替代位图背景 */
.px-bottom-cta {
  background: linear-gradient(180deg, #ffffff 0%, #f5f9ff 35%, #e8f3ff 65%, #d4e9ff 100%);
  padding: 5rem 0;
  text-align: center;
  color: var(--px-ink);
}
.px-bottom-cta h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--px-ink);
}
.px-bottom-cta > .px-wrap > p { margin: 0 0 1.25rem; font-size: 1.125rem; color: var(--px-muted); }
.px-bottom-cta__hint { margin-top: 1rem !important; font-size: 1rem !important; color: var(--px-muted) !important; }

/* —— 响应式 —— */
@media (max-width: 1024px) {
  .px-mega__inner--grid { grid-template-columns: repeat(2, 1fr); }
  .px-mega__inner--pricing,
  .px-mega__inner--products { grid-template-columns: repeat(2, 1fr); }
  .px-integrate__deco { display: none; }
  .px-pool__grid { grid-template-columns: 1fr; }
  .px-pool__grid img { margin: 0 auto; }
  .px-usecases__grid { grid-template-columns: repeat(2, 1fr); }
  .px-trust-card { grid-template-columns: 1fr; text-align: center; }
  .px-trust-card img { margin: 0 auto; }
}

@media (max-width: 768px) {
  .px-topbar { display: none; }
  .px-header { top: 0; }

  .px-header__inner {
    display: flex;
    align-items: center;
    min-height: var(--px-header-h);
  }

  .px-toggle { display: block; order: 3; margin-left: 0.5rem; }
  .px-nav {
    position: fixed;
    inset: var(--px-header-h) 0 0 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    background: var(--px-white);
    margin: 0;
    padding: 1rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.25s;
    grid-column: auto;
    justify-self: auto;
    min-height: 0;
  }
  .px-nav.is-open { transform: translateX(0); }
  .px-nav__list { flex-direction: column; align-items: stretch; }
  .px-nav__item { position: relative; }
  .px-nav__btn,
  .px-nav__link { width: 100%; justify-content: space-between; }
  .px-mega {
    position: static;
    box-shadow: none;
    border: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    display: none;
    background: var(--px-surface);
    border-radius: 4px;
    margin-top: 0.25rem;
  }
  .px-nav__item.is-open .px-mega { display: block; }
  .px-nav__item:hover .px-mega { display: none; }
  .px-nav__item.is-open:hover .px-mega { display: block; }
  .px-mega__inner--grid,
  .px-mega__inner--pricing,
  .px-mega__inner--products { grid-template-columns: 1fr; }
  .px-header__actions {
    width: auto;
    margin: 0 0 0 auto;
    padding-top: 0;
    border-top: none;
    justify-content: flex-end;
    grid-column: auto;
    justify-self: auto;
    order: 2;
  }
  .px-header__actions .px-btn { flex: 0 1 auto; }
  .px-lang { display: none; }

  .px-footer__top { flex-direction: column; }
  .px-footer__cols { justify-content: flex-start; }

  .px-products__grid { grid-template-columns: 1fr; }
  .px-kpi__item { border-right: none; border-bottom: 1px solid var(--px-border); }
  .px-kpi__item:last-child { border-bottom: none; }
  .px-usecases__grid { grid-template-columns: 1fr; }
  .px-usecase-card__more { opacity: 1; }
  .px-badges { flex-direction: column; text-align: center; }
  .px-badges__logos { justify-content: center; }
  .px-trust__nav--prev { left: 0; }
  .px-trust__nav--next { right: 0; }
}

/* —— 产品页 —— */
.px-body--product .px-main { background: var(--px-white); }
.px-phero {
  padding: 3rem 0 4rem;
  background: #f8f9fb;
}
.px-phero__grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}
.px-phero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--px-ink);
}
.px-phero h1 .px-phero__price { color: var(--px-ink); }
.px-phero__sub {
  margin: 0 0 1.25rem;
  font-size: 1.25rem;
  color: var(--px-muted);
  line-height: 1.5;
}
.px-phero__points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 1.5rem;
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
}
.px-phero__points li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 1rem;
  color: var(--px-muted);
}
.px-phero__points img {
  flex-shrink: 0;
  margin-top: 0.2rem;
  width: 13px;
  height: 13px;
  object-fit: contain;
}
.px-phero__img {
  max-width: 480px;
  width: auto;
  height: auto;
  object-fit: contain;
  justify-self: end;
}

.px-pwhy { padding: 4rem 0 1rem; text-align: center; }
.px-pwhy h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
}
.px-pwhy p {
  margin: 0 auto;
  max-width: 48rem;
  color: var(--px-muted);
  font-size: 1rem;
  line-height: 1.65;
}

.px-pfeat { padding: 2.5rem 0; }
.px-pfeat__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}
.px-pfeat__inner--rev .px-pfeat__text { order: 2; }
.px-pfeat__inner--rev img { order: 1; }
.px-pfeat__text h3 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  font-weight: 600;
  color: var(--px-ink);
}
.px-pfeat__text p { margin: 0; color: var(--px-muted); line-height: 1.65; font-size: 1rem; }
.px-pfeat__text .px-btn { margin-top: 1.25rem; }
/* 特性配图：保持原始比例，避免被网格列宽拉伸变形 */
.px-pfeat img {
  display: block;
  width: auto;
  max-width: min(100%, 580px);
  height: auto;
  max-height: 360px;
  object-fit: contain;
  margin: 0 auto;
  justify-self: center;
}

.px-p-code {
  padding: 2.5rem 0 4rem;
  background: linear-gradient(180deg, #f8fbff 0%, #eff6ff 100%);
}
.px-p-code .px-code-panel { margin: 0 auto; }

.px-section-head--solo {
  margin: 0 0 2rem;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  text-align: center;
  color: var(--px-ink);
}

.px-p-usecases__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.px-p-usecase {
  display: block;
  padding: 1.25rem;
  border: 1px solid var(--px-border);
  border-radius: 4px;
  background: var(--px-white);
  text-align: center;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.px-p-usecase:hover { border-color: var(--px-primary); box-shadow: 0 4px 16px rgba(0,122,255,0.08); color: inherit; }
.px-p-usecase img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  margin: 0 auto 0.75rem;
}
.px-p-usecase strong { display: block; margin-bottom: 0.35rem; color: var(--px-ink); font-size: 1rem; }
.px-p-usecase p { margin: 0; font-size: 0.875rem; color: var(--px-muted); line-height: 1.45; }

.px-p-locations { background: #f8f9fb; }
.px-p-locations__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem 1.5rem;
}
.px-p-loc {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
}
.px-p-loc img {
  flex-shrink: 0;
  width: 48px;
  height: auto;
  object-fit: contain;
}
.px-p-loc strong { display: block; font-size: 0.875rem; color: var(--px-ink); }
.px-p-loc span { font-size: 0.875rem; color: var(--px-ink); }
.px-p-locations__cta { text-align: center; margin-top: 2.5rem; }

.px-p-pricing { background: var(--px-white); }
.px-p-pricing__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.px-p-plan {
  border: 1px solid var(--px-border);
  border-radius: 8px;
  padding: 1.25rem;
  background: var(--px-surface);
  text-align: center;
}
.px-p-plan strong { display: block; font-size: 1.125rem; color: var(--px-ink); margin-bottom: 0.5rem; }
.px-p-plan .px-price__val { font-size: 1.75rem; }
.px-p-plan p { margin: 0.5rem 0 1rem; font-size: 0.875rem; color: var(--px-muted); }
.px-p-pricing__more { text-align: center; }

.px-p-faq { padding: 4rem 0; }
.px-p-faq > .px-wrap > h2 {
  margin: 0 0 1.5rem;
  font-size: 2.5rem;
  font-weight: 600;
  text-align: center;
  color: var(--px-ink);
}

@media (max-width: 1024px) {
  .px-phero__grid { grid-template-columns: 1fr; }
  .px-phero__img { max-width: min(100%, 360px); justify-self: center; }
  .px-pfeat__inner { grid-template-columns: 1fr; }
  .px-pfeat__inner--rev .px-pfeat__text,
  .px-pfeat__inner--rev img { order: unset; }
  .px-p-usecases__grid { grid-template-columns: repeat(2, 1fr); }
  .px-p-locations__grid { grid-template-columns: repeat(2, 1fr); }
  .px-p-pricing__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .px-phero__points { grid-template-columns: 1fr; }
  .px-p-usecases__grid,
  .px-p-locations__grid,
  .px-p-pricing__grid { grid-template-columns: 1fr; }
}

/* —— 定价页 —— */
.px-body--pricing .px-main { background: #f8f9fb; }
.px-pricing-hero {
  padding: 3rem 0 2rem;
  background: var(--px-white);
  text-align: center;
}
.px-pricing-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--px-ink);
}
.px-pricing-hero__sub {
  margin: 0 auto;
  max-width: 42rem;
  font-size: 1rem;
  color: var(--px-muted);
  line-height: 1.6;
}
.px-pricing-hero__product {
  margin: 1rem 0 0;
  font-size: 0.9375rem;
}
.px-pricing-hero__product a {
  color: var(--px-primary);
  font-weight: 500;
}
.px-pricing-hero__product a:hover { text-decoration: underline; }
.px-pricing-main { padding-top: 1rem; padding-bottom: 3rem; }
.px-pricing-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.px-pricing-nav__item {
  padding: 0.5rem 1rem;
  border: 1px solid var(--px-border);
  border-radius: 4px;
  background: var(--px-white);
  font-size: 0.875rem;
  color: var(--px-muted);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.px-pricing-nav__item:hover { border-color: var(--px-primary); color: var(--px-primary); }
.px-pricing-nav__item.is-active {
  border-color: var(--px-primary);
  background: #eef6ff;
  color: var(--px-primary);
  font-weight: 600;
}
/* 不限量代理：高带宽 / 端口 子 Tab */
.px-pricing-subnav {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0 auto 1.25rem;
  padding: 4px;
  background: #fff;
  border: 1px solid #ebedf3;
  border-radius: 8px;
}
.px-pricing-subnav__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 11px 32px;
  font-size: 1rem;
  font-weight: 600;
  color: #55687d;
  text-decoration: none;
  border-radius: 6px;
  transition: background .15s, color .15s;
}
.px-pricing-subnav__item:hover { color: var(--px-primary); }
.px-pricing-subnav__item.is-active {
  color: var(--px-primary);
  background: #e5f1ff;
}
.px-pricing-subnav__tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: #fc5302;
  border-radius: 4px;
}
.px-pricing-tier {
  text-align: center;
  margin: 0 0 1.25rem;
  font-size: 0.875rem;
  color: var(--px-muted);
}
.px-pricing-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  align-items: stretch;
}
.px-pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1rem;
  border: 1px solid var(--px-border);
  border-radius: 8px;
  background: var(--px-white);
  text-align: center;
}
.px-pricing-card.is-popular { border-color: var(--px-primary); box-shadow: 0 4px 20px rgba(0,122,255,0.1); }
.px-pricing-card__badge {
  position: absolute;
  top: -0.65rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.15rem 0.65rem;
  border-radius: 4px;
  background: var(--px-primary);
  color: #fff;
  font-size: 0.75rem;
  white-space: nowrap;
}
.px-pricing-card__name {
  display: block;
  margin: 0.5rem 0 0.75rem;
  font-size: 1.125rem;
  color: var(--px-ink);
}
.px-pricing-card__total {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  color: var(--px-muted);
}
.px-pricing-card__total span { color: var(--px-ink); font-weight: 600; }
.px-pricing-card__unit {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}
.px-pricing-card__unit .px-price__val { font-size: 1.75rem; font-weight: 700; color: var(--px-ink); }
.px-pricing-card__was {
  font-size: 0.8125rem;
  color: var(--px-muted);
}
.px-pricing-card__meta,
.px-pricing-card__extra {
  margin: 0 0 0.35rem;
  font-size: 0.8125rem;
  color: var(--px-muted);
}
.px-pricing-card .px-btn { margin-top: auto; }
.px-pricing-note {
  margin: 1.5rem 0 0;
  text-align: center;
  font-size: 0.875rem;
  color: var(--px-muted);
}
.px-pricing-why { background: var(--px-white); }
.px-pricing-why__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.px-pricing-why__item h3 {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--px-ink);
}
.px-pricing-why__item p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--px-muted);
  line-height: 1.55;
}

@media (max-width: 1200px) {
  .px-pricing-cards { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .px-pricing-cards { grid-template-columns: repeat(2, 1fr); }
  .px-pricing-why__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .px-pricing-cards,
  .px-pricing-why__grid { grid-template-columns: 1fr; }
  .px-pricing-nav { flex-direction: column; }
}

/* —— 博客列表页 —— */
.px-body--blog .px-main { background: #f8f9fb; }
.px-blog-hero {
  padding: 3rem 0 2rem;
  background: var(--px-white);
  text-align: center;
}
.px-blog-bc {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  color: var(--px-muted);
}
.px-blog-bc a { color: var(--px-primary); }
.px-blog-bc span { margin: 0 0.35rem; }
.px-blog-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--px-ink);
}
.px-blog-hero__inner > p {
  margin: 0 auto;
  max-width: 40rem;
  color: var(--px-muted);
  line-height: 1.6;
}
.px-blog-filters {
  padding: 0 0 1rem;
  background: var(--px-white);
  border-bottom: 1px solid var(--px-border);
}
.px-blog-filters__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}
.px-blog-filters__list button {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--px-border);
  border-radius: 999px;
  background: var(--px-white);
  font-size: 0.875rem;
  color: var(--px-muted);
  cursor: default;
}
.px-blog-filters__list button.is-active {
  border-color: var(--px-primary);
  background: #eef6ff;
  color: var(--px-primary);
  font-weight: 600;
}
.px-blog-list { padding-top: 2rem; padding-bottom: 3rem; }
.px-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.px-blog-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--px-border);
  border-radius: 8px;
  background: var(--px-white);
  overflow: hidden;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.px-blog-card:hover {
  border-color: rgba(0, 122, 255, 0.35);
  box-shadow: 0 8px 24px rgba(0, 122, 255, 0.08);
}
.px-blog-card__media {
  display: block;
  aspect-ratio: 16 / 10;
  background: #eef2f9;
  overflow: hidden;
}
.px-blog-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.px-blog-card__body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.px-blog-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.8125rem;
  color: var(--px-muted);
}
.px-blog-card__tag {
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: #eef6ff;
  color: var(--px-primary);
  font-weight: 500;
}
.px-blog-card h2 {
  margin: 0 0 0.65rem;
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.45;
}
.px-blog-card h2 a { color: var(--px-ink); }
.px-blog-card h2 a:hover { color: var(--px-primary); }
.px-blog-card p {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  color: var(--px-muted);
  line-height: 1.55;
  flex: 1;
}
.px-blog-card__more {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--px-primary);
}
.px-blog-card__more:hover { text-decoration: underline; }

@media (max-width: 1024px) {
  .px-blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .px-blog-grid { grid-template-columns: 1fr; }
  .px-blog-filters__list { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 0.25rem; }
}

/* —— 博客详情页 —— */
.px-blog-hero--article { text-align: left; padding-bottom: 1.5rem; }
.px-blog-hero--article h1 {
  margin: 0.75rem 0 0;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  max-width: 48rem;
}
.px-article-head__meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--px-muted);
}
.px-article { padding: 0 0 3rem; }
.px-article__inner { max-width: 800px; }
.px-article__cover {
  margin: 0 0 2rem;
  border-radius: 8px;
  overflow: hidden;
  background: #eef2f9;
}
.px-article__cover img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}
.px-article__content {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--px-ink);
}
.px-article__content h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--px-ink);
}
.px-article__content p { margin: 0 0 1rem; color: var(--px-muted); }
.px-article__content ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
  color: var(--px-muted);
}
.px-article__content li { margin-bottom: 0.5rem; }
.px-article__content strong { color: var(--px-ink); }
.px-article__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--px-border);
}

/* —— 联系我们页 —— */
.px-body--contact .px-main { background: #f8f9fb; }
.px-contact-hero {
  padding: 3rem 0 2rem;
  text-align: center;
  background: linear-gradient(180deg, #ffffff 0%, #f5f9ff 50%, #e8f3ff 100%);
}
.px-contact-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--px-ink);
}
.px-contact-hero__inner > p {
  margin: 0 auto;
  max-width: 42rem;
  color: var(--px-muted);
  line-height: 1.65;
  font-size: 1.0625rem;
}
.px-contact__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.px-contact__card {
  padding: 1.75rem;
  background: var(--px-white);
  border: 1px solid var(--px-border);
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.04);
}
.px-contact__card h2 {
  margin: 0 0 0.75rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--px-ink);
}
.px-contact__value {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--px-ink);
}
.px-contact__value a {
  color: var(--px-primary);
  font-weight: 600;
}
.px-contact__value a:hover { text-decoration: underline; }
.px-contact__hint {
  margin: 0;
  font-size: 0.875rem;
  color: var(--px-muted);
  line-height: 1.5;
}
.px-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 2.5rem;
}
@media (max-width: 900px) {
  .px-contact__grid { grid-template-columns: 1fr; }
}