/* ==========================================================================
   zakocloud · 官网首页（独立主题 zk）
   命名前缀 .zk- ，只作用于本页，不影响 default 主题的其它页面。
   全部使用 px 单位：本模板 rem 会随屏宽漂移，固定尺寸必须写 px。
   ========================================================================== */

.zk-home {
  background: #F6F8FC;
}

.zk-home .zk-wrap-max,
.zk-home .zk-sec,
.zk-home .zk-hero-wrap,
.zk-home .zk-cta-in {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

/* 通用按钮 ---------------------------------------------------------------- */
.zk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 46px;
  padding: 0 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: all .22s ease;
  white-space: nowrap;
  text-decoration: none !important;
}
.zk-btn-sm { height: 40px; padding: 0 20px; font-size: 14px; }

.zk-btn-pri {
  background: var(--zk-navy, #4073FF);
  color: #fff !important;
  box-shadow: 0 6px 16px rgba(64, 115, 255, .26);
}
.zk-btn-pri:hover { background: var(--zk-navy-600, #628CFF); transform: translateY(-1px); }

.zk-btn-sec {
  background: rgba(255, 255, 255, .16);
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, .46);
  backdrop-filter: blur(4px);
}
.zk-btn-sec:hover { background: rgba(255, 255, 255, .28); }

.zk-btn-white { background: #fff; color: var(--zk-navy, #4073FF) !important; }
.zk-btn-white:hover { background: #EDF3FB; transform: translateY(-1px); }

.zk-btn-line {
  background: transparent;
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, .55);
}
.zk-btn-line:hover { background: rgba(255, 255, 255, .16); }

/* 小箭头（纯 CSS） */
.zk-ar {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg) translateY(-1px);
  vertical-align: middle;
}

/* 区块通用 ---------------------------------------------------------------- */
.zk-home .zk-sec {
  padding: 80px 24px;
  position: relative;
}
.zk-sec-hd {
  text-align: center;
  margin-bottom: 46px;
}
.zk-sec-hd h2 {
  font-size: 34px !important;
  font-weight: 700 !important;
  color: #16233D !important;
  line-height: 1.3 !important;
  margin: 0 0 14px;
}
.zk-sec-hd p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--zk-ink-2, rgba(15, 23, 42, .7));
  margin: 0 auto;
  max-width: 760px;
}
.zk-sec-more {
  text-align: center;
  margin-top: 40px;
}
.zk-sec-more a {
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 26px;
  border: 1px solid var(--zk-line, #E4E9F0);
  border-radius: 999px;
  background: #fff;
  color: var(--zk-navy, #4073FF) !important;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none !important;
  transition: all .2s;
}
.zk-sec-more a:hover {
  border-color: var(--zk-navy, #4073FF);
  box-shadow: 0 6px 16px rgba(64, 115, 255, .14);
}

/* ============================ 顶部公告条 ============================ */
.zk-notice {
  background: #162859;
  color: #fff;
}
.zk-notice-in {
  max-width: 1200px;
  margin: 0 auto;
  height: 40px;
  padding: 0 40px 0 24px;
  display: flex;
  align-items: center;
  position: relative;
  font-size: 13px;
}
.zk-notice-tag {
  flex: 0 0 auto;
  height: 20px;
  line-height: 20px;
  padding: 0 8px;
  margin-right: 12px;
  background: var(--zk-navy-600, #628CFF);
  border-radius: 4px;
  font-size: 12px;
}
.zk-notice-body {
  flex: 1 1 auto;
  overflow: hidden;
  white-space: nowrap;
  mask-image: linear-gradient(90deg, #000 92%, transparent 100%);
}
.zk-notice-txt {
  display: inline-block;
  color: rgba(255, 255, 255, .9);
  animation: zkNoticeRun 26s linear infinite;
  padding-left: 100%;
}
@keyframes zkNoticeRun {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}
.zk-notice-x {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  line-height: 18px;
  text-align: center;
  border-radius: 4px;
  cursor: pointer;
  color: rgba(255, 255, 255, .6);
  font-size: 16px;
}
.zk-notice-x:hover { background: rgba(255, 255, 255, .14); color: #fff; }
.zk-notice.is-off { display: none; }

/* ============================ 首屏 ============================ */
.zk-hero {
  position: relative;
  overflow: hidden;
  background: #162859;
}
.zk-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 420px at 78% 18%, rgba(150, 178, 255, .42), transparent 62%),
    radial-gradient(700px 380px at 12% 88%, rgba(98, 140, 255, .38), transparent 66%),
    linear-gradient(135deg, #162859 0%, #25449B 48%, #4073FF 100%);
}
.zk-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(70% 70% at 50% 40%, #000 30%, transparent 100%);
}
.zk-hero-wrap {
  position: relative;
  z-index: 2;
  padding: 56px 24px 72px;
}
.zk-hero-main {
  display: flex;
  align-items: center;
  gap: 40px;
  min-height: 372px;
}
.zk-hero-left { flex: 1 1 auto; max-width: 620px; }

.zk-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.zk-hero-hot {
  height: 22px;
  line-height: 22px;
  padding: 0 8px;
  background: #E4572E;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  letter-spacing: .5px;
}
.zk-hero-kicker-t {
  font-size: 14px;
  color: rgba(255, 255, 255, .8);
}
.zk-hero-h1 {
  font-size: 48px !important;
  line-height: 1.2 !important;
  font-weight: 700 !important;
  color: #fff !important;
  letter-spacing: -.5px;
  margin: 0 0 20px;
}
.zk-hero-h1 em {
  font-style: normal;
  background: linear-gradient(120deg, #A8C4FF 0%, #D5E0FF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.zk-hero-desc {
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .76);
  margin: 0 0 30px;
  max-width: 560px;
}
.zk-hero-btns {
  display: flex;
  gap: 14px;
  margin-bottom: 40px;
}
.zk-hero-stat {
  display: flex;
  gap: 40px;
}
.zk-hero-stat-i b {
  display: block;
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}
.zk-hero-stat-i b span { font-size: 15px; margin-left: 2px; }
.zk-hero-stat-i em {
  font-style: normal;
  font-size: 13px;
  color: rgba(255, 255, 255, .6);
}

/* 右侧抽象图形 */
.zk-hero-right {
  flex: 0 0 420px;
  height: 340px;
  position: relative;
}
.zk-art {
  position: absolute;
  inset: 0;
}
.zk-art-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 300px;
  height: 300px;
  margin: -150px 0 0 -150px;
  border: 1px dashed rgba(255, 255, 255, .18);
  border-radius: 50%;
  animation: zkSpin 28s linear infinite;
}
.zk-art-ring::before,
.zk-art-ring::after {
  content: "";
  position: absolute;
  border: 1px dashed rgba(255, 255, 255, .12);
  border-radius: 50%;
}
.zk-art-ring::before { inset: 42px; }
.zk-art-ring::after { inset: 86px; }
@keyframes zkSpin { to { transform: rotate(360deg); } }

.zk-art-cloud {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 148px;
  height: 60px;
  margin: -30px 0 0 -74px;
  background: linear-gradient(160deg, #FFFFFF 0%, #D5E0FF 100%);
  border-radius: 30px;
  box-shadow: 0 18px 40px rgba(6, 18, 40, .45);
}
.zk-art-cloud::before,
.zk-art-cloud::after {
  content: "";
  position: absolute;
  background: inherit;
  border-radius: 50%;
}
.zk-art-cloud::before { width: 74px; height: 74px; left: 16px; top: -32px; }
.zk-art-cloud::after { width: 94px; height: 94px; right: 12px; top: -44px; }

.zk-art-node {
  position: absolute;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .24);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
}
.zk-art-node i {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: #A8C4FF;
}
.zk-art-node.n1 { left: 8px; top: 40px; animation: zkFloat 5.4s ease-in-out infinite; }
.zk-art-node.n2 { right: 16px; top: 74px; animation: zkFloat 6.6s ease-in-out infinite .6s; }
.zk-art-node.n3 { left: 66px; bottom: 24px; animation: zkFloat 7.2s ease-in-out infinite 1.1s; }
@keyframes zkFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.zk-art-card {
  position: absolute;
  width: 148px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .2);
  backdrop-filter: blur(8px);
}
.zk-art-card span {
  display: block;
  font-size: 12px;
  color: rgba(255, 255, 255, .82);
  margin-bottom: 8px;
}
.zk-art-bar {
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  overflow: hidden;
}
.zk-art-bar b {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #A8C4FF, #D5E0FF);
}
.zk-art-card.c1 { right: 30px; bottom: 34px; }
.zk-art-card.c1 .zk-art-bar b { width: 72%; animation: zkWiden 3.4s ease-in-out infinite; }
.zk-art-card.c2 { left: 4px; bottom: 92px; }
.zk-art-card.c2 .zk-art-bar b { width: 54%; animation: zkWiden 4.2s ease-in-out infinite .5s; }
@keyframes zkWiden {
  0%, 100% { opacity: .72; }
  50% { opacity: 1; }
}

/* 首屏快捷卡 */
.zk-quick {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 34px;
}
.zk-quick-i {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, .09);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 12px;
  backdrop-filter: blur(8px);
  text-decoration: none !important;
  transition: all .22s;
}
.zk-quick-i:hover {
  background: rgba(255, 255, 255, .16);
  border-color: rgba(255, 255, 255, .36);
  transform: translateY(-2px);
}
.zk-quick-ic {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(150deg, #96B2FF, #628CFF);
  position: relative;
}
.zk-quick-ic::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: rgba(255, 255, 255, .85);
}
.zk-quick-ic.i-fire::after { border-radius: 50% 50% 50% 0; }
.zk-quick-ic.i-tag::after { clip-path: polygon(0 0, 100% 0, 100% 62%, 50% 100%, 0 62%); }
.zk-quick-ic.i-coin::after { border-radius: 50%; }
.zk-quick-ic.i-gauge::after { clip-path: polygon(50% 0, 100% 100%, 0 100%); }

.zk-quick-tx { min-width: 0; }
.zk-quick-tx b {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}
.zk-quick-tx em {
  display: block;
  font-style: normal;
  font-size: 12.5px;
  color: rgba(255, 255, 255, .62);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============================ 产品与服务 ============================ */
.zk-sec-products { background: #F6F8FC; }
.zk-pd-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}
.zk-pd-card {
  flex: 0 1 272px;
  max-width: 272px;
}
.zk-pd-card {
  display: block;
  position: relative;
  padding: 26px 22px 22px;
  background: #fff;
  border: 1px solid var(--zk-line, #E4E9F0);
  border-radius: 14px;
  text-decoration: none !important;
  transition: all .24s ease;
  overflow: hidden;
}
.zk-pd-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--zk-navy, #4073FF), var(--zk-navy-400, #96B2FF));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.zk-pd-card:hover {
  border-color: transparent;
  box-shadow: 0 10px 28px rgba(15, 23, 42, .1);
  transform: translateY(-4px);
}
.zk-pd-card:hover::before { transform: scaleX(1); }

.zk-pd-ic {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 700;
  color: var(--zk-navy, #4073FF);
  background: var(--zk-navy-50, #F4F7FF);
  margin-bottom: 16px;
}
.zk-pd-nm {
  font-size: 17px;
  font-weight: 600;
  color: #16233D;
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.zk-pd-ds {
  font-size: 13px;
  line-height: 1.7;
  color: var(--zk-ink-3, rgba(15, 23, 42, .46));
  height: 44px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-bottom: 16px;
}
.zk-pd-go {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--zk-navy, #4073FF);
}
.zk-pd-card:hover .zk-pd-go { color: var(--zk-navy-600, #628CFF); }

.zk-pd-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 0;
  color: var(--zk-ink-3, rgba(15, 23, 42, .46));
  font-size: 14px;
}

/* ============================ 全球节点 ============================ */
.zk-sec-node { background: #fff; }
.zk-node-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}
.zk-node-i {
  flex: 0 1 272px;
  max-width: 272px;
  display: flex;
  flex-direction: column;
  padding: 26px 22px 22px;
  background: #fff;
  border: 1px solid var(--zk-line, #E4E9F0);
  border-radius: 14px;
  text-decoration: none !important;
  transition: all .24s ease;
}
.zk-node-i:hover {
  border-color: transparent;
  box-shadow: 0 10px 28px rgba(15, 23, 42, .1);
  transform: translateY(-4px);
}
.zk-node-fl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 36px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .5px;
  color: #fff;
  margin-bottom: 16px;
}
.zk-node-fl.f-hk { background: linear-gradient(140deg, #E4572E, #B33A17); }
.zk-node-fl.f-us { background: linear-gradient(140deg, #628CFF, #25449B); }
.zk-node-fl.f-jp { background: linear-gradient(140deg, #D9455F, #9E2439); }
.zk-node-fl.f-cn { background: linear-gradient(140deg, #C9A227, #946E12); }
.zk-node-i h4 {
  font-size: 17px !important;
  font-weight: 600 !important;
  color: #16233D !important;
  margin: 0 0 8px;
}
.zk-node-i p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--zk-ink-3, rgba(15, 23, 42, .46));
  margin: 0 0 14px;
  min-height: 44px;
}
.zk-node-go {
  display: inline-flex;
  align-items: center;
  margin-top: auto;
  padding-top: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--zk-navy, #4073FF);
}

/* ============================ 解决方案 ============================ */
.zk-sec-sol { background: #F6F8FC; }
.zk-sol-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}
.zk-sol-tab {
  height: 38px;
  line-height: 36px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid var(--zk-line, #E4E9F0);
  background: #fff;
  font-size: 14px;
  color: var(--zk-ink-2, rgba(15, 23, 42, .7));
  cursor: pointer;
  transition: all .2s;
}
.zk-sol-tab:hover { color: var(--zk-navy, #4073FF); border-color: var(--zk-navy-400, #96B2FF); }
.zk-sol-tab.on {
  background: var(--zk-navy, #4073FF);
  border-color: var(--zk-navy, #4073FF);
  color: #fff;
  box-shadow: 0 6px 16px rgba(64, 115, 255, .24);
}
.zk-sol-body {
  display: flex;
  gap: 30px;
  background: #fff;
  border-radius: 18px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(15, 23, 42, .05);
}
.zk-sol-visual {
  flex: 0 0 420px;
  height: 300px;
  border-radius: 14px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, #2A4BA6, #628CFF);
}
.zk-sol-vis-in {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .07) 1px, transparent 1px);
  background-size: 34px 34px;
}
.zk-sol-visual::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 46%;
  width: 148px;
  height: 148px;
  margin: -74px 0 0 -74px;
  border-radius: 34px;
  background: linear-gradient(150deg, rgba(255, 255, 255, .9), rgba(195, 212, 233, .7));
  box-shadow: 0 20px 50px rgba(4, 14, 32, .5);
}
.zk-sol-badge {
  position: absolute;
  left: 20px;
  bottom: 18px;
  height: 28px;
  line-height: 28px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .34);
  color: #fff;
  font-size: 13px;
  backdrop-filter: blur(6px);
}
.zk-sol-txt { flex: 1 1 auto; display: flex; flex-direction: column; justify-content: center; }
.zk-sol-txt h3 {
  font-size: 24px !important;
  font-weight: 700 !important;
  color: #16233D !important;
  margin: 0 0 14px;
}
.zk-sol-txt p {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--zk-ink-2, rgba(15, 23, 42, .7));
  margin: 0 0 18px;
}
.zk-sol-ul {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
}
.zk-sol-ul li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  line-height: 2;
  color: var(--zk-ink-2, rgba(15, 23, 42, .7));
}
.zk-sol-ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--zk-navy-100, #E8EEFF);
}
.zk-sol-ul li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 16px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--zk-navy, #4073FF);
}

/* ============================ 为什么选择我们 ============================ */
.zk-sec-why { background: #fff; }
.zk-why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.zk-why-i {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px 26px;
  border: 1px solid var(--zk-line, #E4E9F0);
  border-radius: 14px;
  transition: all .24s;
}
.zk-why-i:hover {
  border-color: transparent;
  box-shadow: 0 10px 28px rgba(15, 23, 42, .09);
  transform: translateY(-3px);
}
.zk-why-tx { flex: 1 1 auto; }
.zk-why-tx h4 {
  font-size: 18px !important;
  font-weight: 600 !important;
  color: #16233D !important;
  margin: 0 0 10px;
}
.zk-why-tx p {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--zk-ink-3, rgba(15, 23, 42, .46));
  margin: 0 0 14px;
}
.zk-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.zk-tags span {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 4px;
  background: var(--zk-navy-50, #F4F7FF);
  color: var(--zk-navy, #4073FF);
  line-height: 1.6;
}
.zk-why-ic {
  flex: 0 0 82px;
  width: 82px;
  height: 82px;
  border-radius: 18px;
  position: relative;
  background: linear-gradient(150deg, var(--zk-navy-100, #E8EEFF), #fff);
}
.zk-why-ic::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 34px;
  height: 34px;
  background: var(--zk-navy, #4073FF);
}
.zk-why-ic.k-1::after { clip-path: polygon(0 100%, 100% 100%, 100% 40%, 50% 0, 0 40%); }
.zk-why-ic.k-2::after { border-radius: 8px; }
.zk-why-ic.k-3::after { clip-path: polygon(50% 0, 100% 24%, 100% 62%, 50% 100%, 0 62%, 0 24%); }
.zk-why-ic.k-4::after { border-radius: 50%; }

/* ============================ 资源布局 ============================ */
.zk-sec-region {
  background: linear-gradient(160deg, #162859 0%, #4073FF 100%);
  overflow: hidden;
}
.zk-region {
  display: flex;
  gap: 40px;
  align-items: center;
}
.zk-region-left { flex: 1 1 auto; max-width: 560px; }
.zk-region-left h2 {
  font-size: 32px !important;
  font-weight: 700 !important;
  color: #fff !important;
  line-height: 1.35 !important;
  margin: 0 0 16px;
}
.zk-region-left h2 em {
  font-style: normal;
  color: #A8C4FF;
}
.zk-region-left > p {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .7);
  margin: 0 0 32px;
}
.zk-region-i {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid rgba(255, 255, 255, .12);
}
.zk-region-i b {
  flex: 0 0 62px;
  font-size: 28px;
  font-weight: 700;
  color: #A8C4FF;
  line-height: 1;
}
.zk-region-i strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}
.zk-region-i span {
  font-size: 13px;
  color: rgba(255, 255, 255, .6);
}
.zk-region-right {
  flex: 0 0 400px;
  height: 340px;
  position: relative;
}
.zk-globe {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 300px;
  height: 300px;
  margin: -150px 0 0 -150px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 34% 30%, rgba(143, 182, 238, .45), transparent 58%),
    linear-gradient(150deg, rgba(255, 255, 255, .14), rgba(255, 255, 255, .03));
  border: 1px solid rgba(255, 255, 255, .2);
  box-shadow: inset 0 0 60px rgba(143, 182, 238, .3);
}
.zk-globe::before,
.zk-globe::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .16);
}
.zk-globe::before { inset: 0; transform: scaleY(.42); }
.zk-globe::after { inset: 0; transform: scaleX(.42); }

.zk-cert {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 48px;
  padding-top: 34px;
  border-top: 1px solid rgba(255, 255, 255, .12);
}
.zk-cert-i {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.zk-cert-ic {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .26);
  position: relative;
}
.zk-cert-ic::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 11px;
  margin: -7px 0 0 -9px;
  border-left: 2px solid #A8C4FF;
  border-bottom: 2px solid #A8C4FF;
  transform: rotate(-45deg);
}
.zk-cert-i em {
  font-style: normal;
  font-size: 13px;
  color: rgba(255, 255, 255, .76);
}

/* ============================ 资讯公告 ============================ */
.zk-sec-news { background: #fff; }
.zk-news-wrap {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.zk-news-box {
  border: 1px solid var(--zk-line, #E4E9F0);
  border-radius: 14px;
  padding: 24px 26px;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}
.zk-news-wrap { min-width: 0; }
.zk-news-i { min-width: 0; }
.zk-pd-card, .zk-why-i, .zk-quick-i, .zk-sol-body { min-width: 0; }
.zk-news-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--zk-line-soft, #EEF2F7);
}
.zk-news-tt {
  font-size: 17px;
  font-weight: 600;
  color: #16233D;
  position: relative;
  padding-left: 14px;
}
.zk-news-tt::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 4px;
  height: 16px;
  margin-top: -8px;
  border-radius: 2px;
  background: var(--zk-navy, #4073FF);
}
.zk-news-more {
  font-size: 13px;
  color: var(--zk-ink-3, rgba(15, 23, 42, .46)) !important;
  text-decoration: none !important;
}
.zk-news-more:hover { color: var(--zk-navy, #4073FF) !important; }
.zk-news-list { display: flex; flex-direction: column; }
.zk-news-i {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--zk-line-soft, #EEF2F7);
  text-decoration: none !important;
}
.zk-news-i:last-child { border-bottom: 0; }
.zk-news-tag {
  flex: 0 0 auto;
  height: 22px;
  line-height: 22px;
  padding: 0 8px;
  border-radius: 4px;
  background: var(--zk-navy-50, #F4F7FF);
  color: var(--zk-navy, #4073FF);
  font-size: 12px;
}
.zk-news-nm {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 14px;
  color: var(--zk-ink-2, rgba(15, 23, 42, .7));
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.zk-news-i:hover .zk-news-nm { color: var(--zk-navy, #4073FF); }
.zk-news-dt {
  flex: 0 0 auto;
  font-size: 12.5px;
  color: var(--zk-ink-3, rgba(15, 23, 42, .46));
}
.zk-news-none {
  padding: 26px 0;
  text-align: center;
  font-size: 13.5px;
  color: var(--zk-ink-3, rgba(15, 23, 42, .46));
}

/* 常见问题 */
.zk-faq-i { border-bottom: 1px dashed var(--zk-line-soft, #EEF2F7); }
.zk-faq-i:last-child { border-bottom: 0; }
.zk-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  font-size: 14px;
  color: var(--zk-ink, #0F172A);
  cursor: pointer;
}
.zk-faq-q:hover { color: var(--zk-navy, #4073FF); }
.zk-faq-q .zk-ar { transition: transform .25s; margin-left: 0; flex: 0 0 auto; }
.zk-faq-i.on .zk-faq-q { color: var(--zk-navy, #4073FF); font-weight: 600; }
.zk-faq-i.on .zk-faq-q .zk-ar { transform: rotate(45deg); }
.zk-faq-a {
  display: none;
  padding: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--zk-ink-2, rgba(15, 23, 42, .7));
}
.zk-faq-i.on .zk-faq-a { display: block; }

/* ============================ 底部行动条 ============================ */
.zk-cta {
  background: linear-gradient(120deg, var(--zk-navy, #4073FF) 0%, var(--zk-navy-600, #628CFF) 100%);
}
.zk-cta-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 46px 24px;
}
.zk-cta-tx h3 {
  font-size: 24px !important;
  font-weight: 700 !important;
  color: #fff !important;
  margin: 0 0 10px;
}
.zk-cta-tx p {
  font-size: 14px;
  color: rgba(255, 255, 255, .78);
  margin: 0;
}
.zk-cta-btn { display: flex; gap: 14px; flex: 0 0 auto; }

/* ============================ 响应式 ============================ */
@media screen and (max-width: 1200px) {
  .zk-pd-grid { grid-template-columns: repeat(3, 1fr); }
  .zk-hero-right { flex: 0 0 340px; }
  .zk-sol-visual { flex: 0 0 360px; }
  .zk-region-right { flex: 0 0 320px; }
  .zk-globe { width: 250px; height: 250px; margin: -125px 0 0 -125px; }
}

@media screen and (max-width: 960px) {
  .zk-hero-main { flex-direction: column; align-items: flex-start; min-height: 0; }
  .zk-hero-right { display: none; }
  .zk-hero-h1 { font-size: 34px !important; }
  .zk-quick { grid-template-columns: repeat(2, 1fr); }
  .zk-pd-grid { grid-template-columns: repeat(2, 1fr); }
  .zk-sol-body { flex-direction: column; }
  .zk-sol-visual { flex: none; width: 100%; height: 200px; }
  .zk-why-grid { grid-template-columns: 1fr; }
  .zk-region { flex-direction: column; }
  .zk-region-right { display: none; }
  .zk-cert { grid-template-columns: repeat(2, 1fr); }
  .zk-news-wrap { grid-template-columns: 1fr; }
  .zk-cta-in { flex-direction: column; align-items: flex-start; }
  .zk-home .zk-sec { padding: 56px 20px; }
  .zk-sec-hd h2 { font-size: 26px !important; }
}

@media screen and (max-width: 750px) {
  .zk-notice-in { height: 36px; font-size: 12px; padding-right: 34px; }
  .zk-notice-tag { margin-right: 8px; font-size: 11px; }
  .zk-hero-wrap { padding: 34px 16px 44px; }
  .zk-hero-h1 { font-size: 27px !important; }
  .zk-hero-desc { font-size: 13.5px; }
  .zk-hero-btns { margin-bottom: 28px; }
  .zk-btn { height: 42px; padding: 0 20px; font-size: 14px; }
  .zk-hero-stat { gap: 24px; }
  .zk-hero-stat-i b { font-size: 20px; }
  .zk-quick { grid-template-columns: 1fr; gap: 10px; margin-top: 24px; }
  .zk-quick-i { padding: 14px 16px; }
  .zk-pd-grid { grid-template-columns: 1fr; }
  .zk-sec-hd h2 { font-size: 22px !important; }
  .zk-home .zk-sec { padding: 44px 16px; }
  .zk-sol-body { padding: 18px; }
  .zk-sol-txt h3 { font-size: 19px !important; }
  .zk-why-i { flex-direction: column-reverse; align-items: flex-start; padding: 22px 18px; }
  .zk-why-ic { width: 60px; height: 60px; flex: 0 0 60px; }
  .zk-region-left h2 { font-size: 22px !important; }
  .zk-cta-in { padding: 34px 16px; }
  .zk-cta-tx h3 { font-size: 18px !important; }
  .zk-cta-btn { width: 100%; }
  .zk-cta-btn .zk-btn { flex: 1 1 auto; }
}

/* 方案区/节点卡的按钮在 flex 列容器里会被拉伸成整行，显式靠左 */
.zk-sol-txt .zk-sol-btn { align-self: flex-start; }
.zk-node-i .zk-node-go { align-self: flex-start; }
.zk-cta-tx { min-width: 0; }