/* === Reset & Base === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  color: #1B1547;
  background: #fff;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
:root {
  /* 2026-09 改版配色：靛紫罗�?× 科技青（原海军蓝×金） */
  --navy: #16113E;          /* 深靛紫：深色区块底色 */
  --navy-deep: #0D0930;     /* 更深靛紫：页�?首屏底部 */
  --navy-light: #2A1F6E;    /* 亮靛紫：渐变收尾 */
  --blue: #6D4AFF;          /* 品牌主色：靛�?*/
  --blue-light: #8F73FF;
  --gold: #35E0C8;          /* 强调色：科技青（畅�?送达�?*/
  --gold-light: #7CEBDB;
  --bg-light: #F7F6FC;
  --text-dark: #1B1547;
  --text-mid: #555;
  --text-light: #888;
  --border: #E9E6F6;
  --success: #2ecc71;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* === Header === */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(22, 17, 62, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(53, 224, 200, 0.15);
  transition: all 0.3s ease;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.3rem; font-weight: 700; color: #fff;
  letter-spacing: 1px;
}
.logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--blue), var(--gold));
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 800;
}
.logo-text span { color: var(--gold); }
.logo-img { height: 36px; width: auto; display: block; }
.footer-logo-img { height: 42px; width: auto; display: block; margin-bottom: 16px; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a {
  font-size: 0.92rem; color: rgba(255,255,255,0.82);
  transition: color 0.2s;
}
.nav a:hover, .nav a.active { color: var(--gold-light); }

/* Nav Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-toggle {
  display: inline-flex; align-items: center; gap: 4px;
  cursor: pointer;
}
.nav-dropdown-toggle::after {
  content: '';
  display: inline-block;
  width: 10px; height: 6px;
  background: url('jt.svg') no-repeat center / contain;
  opacity: 0.7;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-dropdown:hover .nav-dropdown-toggle { color: var(--gold-light); }
.nav-dropdown:hover .nav-dropdown-toggle::after { transform: rotate(180deg); opacity: 1; }
.nav-dropdown-menu {
  position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 172px;
  background: var(--navy);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.28);
  padding: 8px 0;
  opacity: 0; visibility: hidden;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  z-index: 100;
}
.nav-dropdown-menu::before {
  content: '';
  position: absolute; top: -10px; left: 0; right: 0;
  height: 10px;
}
.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1; visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
  display: block; white-space: nowrap;
  padding: 10px 22px;
  font-size: 0.88rem;
}
.nav-dropdown-menu a:hover { background: rgba(255,255,255,0.08); color: var(--gold-light); }
.nav-dropdown-menu a.active { color: var(--gold-light); }
.nav-actions { display: flex; align-items: center; gap: 16px; }
.btn-login {
  font-size: 0.9rem; color: rgba(255,255,255,0.85);
  border: 1px solid rgba(255,255,255,0.22);
  padding: 8px 22px; border-radius: 6px;
  transition: all 0.2s;
}
.btn-login:hover { background: rgba(255,255,255,0.1); }
.btn-trial-header {
  font-size: 0.9rem; color: var(--navy);
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  padding: 9px 24px; border-radius: 6px; font-weight: 600;
  transition: all 0.2s;
}
.btn-trial-header:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(53,224,200,0.4); }
.mobile-toggle { display: none; font-size: 1.5rem; color: #fff; cursor: pointer; background: none; border: none; }

/* === Hero (Homepage) === */
.hero {
  position: relative;
  background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 45%, var(--navy-light) 100%);
  min-height: 100vh; display: flex; align-items: center;
  padding: 120px 0 80px; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; overflow: hidden; opacity: 0.4; }
.hero-bg::before {
  content: ''; position: absolute; top: -20%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(109,74,255,0.3) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-bg::after {
  content: ''; position: absolute; bottom: -20%; left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(53,224,200,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
/* Banner 粒子特效画布（底图之上、文字之下，不拦截鼠标） */
.hero-particles { position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; pointer-events: none; }
.globe-lines {
  position: absolute; top: 50%; right: 5%;
  transform: translateY(-50%);
  width: 520px; height: 520px;
  opacity: 0.12;
}
.hero-content { position: relative; z-index: 2; max-width: 780px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(53,224,200,0.15);
  border: 1px solid rgba(53,224,200,0.3);
  padding: 6px 18px; border-radius: 30px;
  font-size: 0.82rem; color: var(--gold-light);
  margin-bottom: 28px;
}
.hero-tag::before { content: ''; width: 6px; height: 6px; background: var(--gold); border-radius: 50%; }
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  color: #fff; font-weight: 800; line-height: 1.25;
  margin-bottom: 24px; letter-spacing: 1px;
}
.hero h1 .accent {
  color: var(--gold);
  background: linear-gradient(92deg, var(--blue-light) 0%, var(--gold) 75%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-subtitle {
  font-size: 1.15rem; color: rgba(255,255,255,0.75);
  margin-bottom: 40px; max-width: 640px; line-height: 1.8;
}
.hero-subtitle strong { color: var(--gold-light); font-weight: 600; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--navy);
  padding: 16px 38px; border-radius: 8px;
  font-size: 1rem; font-weight: 700;
  transition: all 0.3s; border: none; cursor: pointer;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(53,224,200,0.35); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; color: #fff;
  border: 1.5px solid rgba(255,255,255,0.35);
  padding: 16px 38px; border-radius: 8px;
  font-size: 1rem; font-weight: 500;
  transition: all 0.3s;
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold-light); }
.hero-trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 780px;
}
.trust-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 18px 20px;
}
.trust-num { font-size: 1.75rem; font-weight: 800; color: #fff; font-family: 'Inter', 'DIN', sans-serif; }
.trust-num .unit { font-size: 1rem; color: var(--gold-light); font-weight: 500; }
.trust-label { font-size: 0.82rem; color: rgba(255,255,255,0.62); margin-top: 4px; }

/* === Page Hero (Subpages) === */
.page-hero {
  position: relative;
  background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 60%, var(--navy-light) 100%);
  padding: 140px 0 70px;
  overflow: hidden;
  text-align: center;
}
.page-hero::before {
  content: ''; position: absolute; top: -30%; right: -10%;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(109,74,255,0.25) 0%, transparent 70%);
  border-radius: 50%;
}
.page-hero::after {
  content: ''; position: absolute; bottom: -30%; left: -10%;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(53,224,200,0.12) 0%, transparent 70%);
  border-radius: 50%;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero .hero-tag { margin-bottom: 20px; }
.page-hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  color: #fff; font-weight: 800; line-height: 1.3;
  margin-bottom: 18px;
}
.page-hero h1 .accent { color: var(--gold); }
.page-hero .page-subtitle {
  font-size: 1.05rem; color: rgba(255,255,255,0.72);
  max-width: 860px; margin: 0 auto; line-height: 1.8;
}
.breadcrumb {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.82rem; color: rgba(255,255,255,0.55);
  margin-top: 22px;
}
.breadcrumb a { color: rgba(255,255,255,0.7); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--gold-light); }
.breadcrumb span.sep { opacity: 0.5; }

/* === Section Common === */
.section { padding: 96px 0; }
.section-dark { background: var(--bg-light); }
.section-navy { background: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 55%, var(--navy-light) 150%); color: #fff; }
.section-title { text-align: center; margin-bottom: 56px; }
.section-title h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800; color: var(--navy); margin-bottom: 16px;
}
.section-navy .section-title h2 { color: #fff; }
.section-title p {
  font-size: 1.05rem; color: var(--text-mid); max-width: 780px; margin: 0 auto;
}
.section-navy .section-title p { color: rgba(255,255,255,0.65); }
.section-title .divider {
  width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--gold));
  margin: 18px auto 0; border-radius: 2px;
}

/* === Nav Cards (Homepage overview) === */
.nav-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.nav-card {
  display: block;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 30px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.nav-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--gold));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s ease;
}
.nav-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(22,17,62,0.1);
  border-color: transparent;
}
.nav-card:hover::before { transform: scaleX(1); }
.nav-card-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, rgba(109,74,255,0.1), rgba(53,224,200,0.1));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; margin-bottom: 22px;
}
.nav-card-tag {
  font-size: 0.82rem; color: var(--blue); font-weight: 600;
  margin-bottom: 10px; display: block;
}
.nav-card h3 { font-size: 1.25rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.nav-card p { font-size: 0.9rem; color: var(--text-mid); line-height: 1.7; margin-bottom: 18px; }
.nav-card-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.9rem; font-weight: 600; color: var(--blue);
  transition: gap 0.2s;
}
.nav-card:hover .nav-card-link { gap: 12px; }

/* === Product Cards === */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 32px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--gold));
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s ease;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(22,17,62,0.1);
  border-color: transparent;
}
.product-card:hover::before { transform: scaleX(1); }
.product-card.featured {
  background: linear-gradient(165deg, var(--navy) 0%, var(--navy-light) 100%);
  color: #fff;
}
.product-card.featured .product-desc { color: rgba(255,255,255,0.7); }
.product-card.featured .product-link { color: var(--gold-light); }
.product-card.featured .badge-flag {
  position: absolute; top: 20px; right: 20px;
  background: var(--gold); color: var(--navy);
  font-size: 0.72rem; font-weight: 700;
  padding: 4px 12px; border-radius: 20px;
}
.product-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, rgba(109,74,255,0.1), rgba(53,224,200,0.1));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; margin-bottom: 24px;
}
.product-card.featured .product-icon { background: rgba(53,224,200,0.15); }
.product-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 10px; }
.product-card.featured h3 { color: #fff; }
.product-tag {
  font-size: 0.85rem; color: var(--blue); font-weight: 600;
  margin-bottom: 14px; display: block;
}
.product-card.featured .product-tag { color: var(--gold-light); }
.product-desc {
  font-size: 0.92rem; color: var(--text-mid); line-height: 1.7;
  margin-bottom: 24px;
}
.product-feat-list { list-style: none; margin-bottom: 24px; }
.product-feat-list li {
  font-size: 0.85rem; color: var(--text-mid);
  padding: 5px 0; padding-left: 20px; position: relative;
}
.product-feat-list li::before {
  content: '?'; position: absolute; left: 0;
  color: var(--blue); font-weight: 700;
}
.product-card.featured .product-feat-list li { color: rgba(255,255,255,0.78); }
.product-card.featured .product-feat-list li::before { color: var(--gold-light); }
.product-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.9rem; font-weight: 600; color: var(--blue);
  transition: gap 0.2s;
}
.product-link:hover { gap: 12px; }

/* === Plan / Config === */
.plan-wrap {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 40px;
  align-items: stretch;
}
.plan-config {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 4px 24px rgba(22,17,62,0.05);
}
.plan-config h3 {
  font-size: 1.4rem; font-weight: 800; color: var(--navy); margin-bottom: 8px;
}
.plan-config .plan-sub {
  font-size: 0.9rem; color: var(--text-light); margin-bottom: 28px;
}
.config-list { list-style: none; }
.config-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}
.config-item:last-child { border-bottom: none; }
.config-item .label { color: var(--text-mid); display: flex; align-items: center; gap: 8px; }
.config-item .value { font-weight: 700; color: var(--navy); }
.config-item .value .sub { font-weight: 400; color: var(--text-light); font-size: 0.8rem; }
.plan-price {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-light) 100%);
  color: #fff;
  border-radius: 16px;
  padding: 40px;
  display: flex; flex-direction: column;
  justify-content: space-between;
}
.plan-price .price-tag { font-size: 0.9rem; color: rgba(255,255,255,0.6); }
.plan-price .price-num {
  font-size: 2.6rem; font-weight: 800; margin: 8px 0 4px;
}
.plan-price .price-num .unit { font-size: 1rem; font-weight: 500; color: var(--gold-light); }
.plan-price .price-desc { color: rgba(255,255,255,0.7); font-size: 0.9rem; margin-bottom: 24px; }
.promo-tags { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.promo-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.88rem; color: var(--gold-light);
}
.promo-tag::before { content: '🎁'; }
.plan-price .btn-primary { width: 100%; justify-content: center; }
.plan-note {
  font-size: 0.75rem; color: var(--text-light); text-align: center; margin-top: 16px;
}

/* === Capability === */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.capability-item {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 28px;
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.3s;
}
.capability-item:hover {
  background: rgba(109,74,255,0.08);
  border-color: rgba(109,74,255,0.3);
}
.cap-icon {
  flex-shrink: 0;
  width: 50px; height: 50px;
  background: linear-gradient(135deg, var(--blue), var(--navy-light));
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
}
.cap-content h3 { font-size: 1.12rem; color: #fff; font-weight: 700; margin-bottom: 8px; }
.cap-content p { font-size: 0.88rem; color: rgba(255,255,255,0.6); line-height: 1.7; }
.cap-content p strong { color: var(--gold-light); font-weight: 600; }

/* Capability items on light background (solutions page) */
.section:not(.section-navy) .capability-item {
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.section:not(.section-navy) .capability-item:hover {
  background: #fff;
  border-color: rgba(109,74,255,0.3);
  box-shadow: 0 6px 20px rgba(109,74,255,0.1);
  transform: translateY(-2px);
}
.section:not(.section-navy) .cap-content h3 { color: var(--navy); }
.section:not(.section-navy) .cap-content p { color: var(--text-mid); }
.section:not(.section-navy) .cap-content p strong { color: var(--blue); }

/* === Features === */
.feature-tabs {
  display: flex; justify-content: center; gap: 12px; margin-bottom: 40px;
  flex-wrap: wrap;
}
.feature-tab {
  padding: 10px 28px;
  border-radius: 30px;
  border: 1.5px solid var(--border);
  background: #fff;
  font-size: 0.95rem; font-weight: 600; color: var(--text-mid);
  cursor: pointer; transition: all 0.2s;
}
.feature-tab.active, .feature-tab:hover {
  background: var(--navy); color: #fff; border-color: var(--navy);
}
.feature-panel { display: none; }
.feature-panel.active { display: block; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}
.feature-item {
  display: flex; gap: 14px; align-items: flex-start;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 20px;
  transition: all 0.25s;
}
.feature-item:hover {
  border-color: var(--blue);
  box-shadow: 0 8px 24px rgba(109,74,255,0.08);
  transform: translateY(-2px);
}
.feature-item .f-icon {
  flex-shrink: 0;
  width: 40px; height: 40px;
  background: linear-gradient(135deg, rgba(109,74,255,0.08), rgba(53,224,200,0.08));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.feature-item h4 { font-size: 0.98rem; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.feature-item p { font-size: 0.82rem; color: var(--text-mid); line-height: 1.6; }

/* === Foreign Trade Banner === */
.trade-banner {
  background: linear-gradient(120deg, var(--navy-deep), var(--navy));
  border-radius: 20px;
  padding: 48px;
  position: relative; overflow: hidden;
  color: #fff;
}
.trade-banner::after {
  content: '🌐'; position: absolute; right: 40px; bottom: -30px;
  font-size: 8rem; opacity: 0.08;
}
.trade-banner h3 {
  font-size: 1.6rem; font-weight: 800; margin-bottom: 12px;
}
.trade-banner .trade-sub { color: rgba(255,255,255,0.7); margin-bottom: 28px; max-width: 600px; }
.trade-points { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.trade-point {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 18px;
}
.trade-point .tp-icon { font-size: 1.3rem; margin-bottom: 8px; }
.trade-point h4 { font-size: 0.98rem; font-weight: 700; margin-bottom: 4px; }
.trade-point p { font-size: 0.82rem; color: rgba(255,255,255,0.6); }

/* === Security === */
.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}
.cert-badge {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 22px;
  text-align: center;
  transition: all 0.3s;
}
.cert-badge:hover {
  box-shadow: 0 8px 24px rgba(22,17,62,0.08);
  transform: translateY(-4px);
  border-color: var(--gold);
}
.cert-icon {
  width: 56px; height: 56px;
  margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; color: #fff;
}
.cert-badge h4 { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.cert-badge p { font-size: 0.8rem; color: var(--text-light); }
.security-cta {
  text-align: center;
  background: var(--navy);
  border-radius: 16px;
  padding: 40px;
  color: #fff;
}
.security-cta h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 12px; }
.security-cta p { color: rgba(255,255,255,0.7); margin-bottom: 24px; }

/* === Cases === */
.logo-wall {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.logo-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.3s;
  overflow: hidden;
}
.logo-item:hover {
  border-color: var(--blue);
  box-shadow: 0 6px 20px rgba(22,17,62,0.08);
  transform: translateY(-2px);
}
.logo-item img {
  max-width: 100%;
  max-height: 60px;
  object-fit: contain;
  display: block;
}
.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}
.case-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(22,17,62,0.06);
  transition: all 0.3s;
}
.case-card:hover { box-shadow: 0 12px 40px rgba(22,17,62,0.12); transform: translateY(-4px); }
.case-header { padding: 28px 28px 0; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.case-industry {
  font-size: 0.75rem; font-weight: 600;
  background: linear-gradient(135deg, rgba(109,74,255,0.1), rgba(53,224,200,0.1));
  color: var(--blue);
  padding: 4px 14px; border-radius: 20px;
}
.case-name { font-size: 1.12rem; font-weight: 700; color: var(--navy); }
.case-body { padding: 16px 28px 28px; }
.case-body p { font-size: 0.9rem; color: var(--text-mid); margin-bottom: 20px; }
.case-stats {
  display: flex; gap: 30px;
  padding-top: 20px; border-top: 1px solid var(--border);
}
.case-stat .num { font-size: 1.4rem; font-weight: 800; color: var(--blue); }
.case-stat .label { font-size: 0.78rem; color: var(--text-light); }

/* === SLA === */
.sla-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.sla-card {
  background: #fff;
  border-radius: 14px;
  padding: 34px 26px;
  text-align: center;
  border: 2px solid var(--border);
  transition: all 0.3s;
}
.sla-card:hover { border-color: var(--gold); }
.sla-icon {
  width: 62px; height: 62px;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, rgba(109,74,255,0.08), rgba(53,224,200,0.08));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
}
.sla-card h4 { font-size: 1.08rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.sla-card p { font-size: 0.86rem; color: var(--text-mid); }
.sla-highlight {
  font-size: 1.7rem; font-weight: 800; color: var(--blue);
  margin: 10px 0; font-family: 'Inter', sans-serif;
}

/* === Contact Info === */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 72px;
  align-items: start;
  max-width: 1060px;
  margin: 0 auto;
}
.contact-brand { padding-top: 6px; }
.contact-brand-tag {
  display: inline-block;
  font-size: 0.88rem;
  letter-spacing: 0.14em;
  color:  var(--navy);
  font-weight: 500;
  margin-bottom: 10px;
}
.contact-brand h3 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.4;
  margin-bottom: 16px;
}
.contact-brand-desc {
  font-size: 0.96rem;
  line-height: 1.9;
  color: var(--text-mid);
  margin-bottom: 30px;
}
.contact-address {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.contact-address-icon { font-size: 1.25rem; line-height: 1.6; }
.contact-address-text { display: flex; flex-direction: column; gap: 6px; }
.contact-address-label {
  font-size: 0.82rem;
  color: var(--text-light);
  letter-spacing: 0.08em;
}
.contact-address-text strong {
  font-size: 1rem;
  color: var(--navy);
  line-height: 1.7;
  font-weight: 600;
}
.contact-list {
  display: flex;
  flex-direction: column;
  padding: 8px 0;
}
.contact-row {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 26px 4px;
  border-bottom: 1px solid var(--border);
}
.contact-row:last-child { border-bottom: none; }
.contact-row-icon {
  width: 46px; height: 46px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  background: linear-gradient(135deg, rgba(109,74,255,0.07), rgba(53,224,200,0.07));
  border-radius: 50%;
}
.contact-row-main {
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex: 1;
  min-width: 0;
}
.contact-row-label {
  font-size: 0.82rem;
  color: var(--text-light);
  letter-spacing: 0.1em;
}
.contact-row-value {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--navy);
  font-family: 'Inter', sans-serif;
  text-decoration: none;
  transition: color 0.3s;
  word-break: break-all;
}
.contact-row-value:hover { color: var(--blue); }
.contact-row-note {
  flex-shrink: 0;
  font-size: 0.8rem;
  color: var(--text-light);
  text-align: right;
}
.contact-cta {
  max-width: 820px;
  margin: 64px auto 0;
  padding-top: 36px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.contact-cta p {
  font-size: 0.95rem;
  color: var(--text-mid);
  margin-bottom: 24px;
}
@media (max-width: 768px) {
  .contact-layout { grid-template-columns: 1fr; gap: 44px; }
  .contact-row { flex-wrap: wrap; }
  .contact-row-note { width: 100%; padding-left: 66px; text-align: left; }
  .contact-cta { margin-top: 48px; }
}

/* === Solution Pain Points === */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 920px;
  margin: 0 auto 44px;
}
.pain-card {
  display: flex; gap: 12px; align-items: flex-start;
  background: #fff;
  border: 1px solid var(--border);
  border-left: 3px solid #e67e22;
  border-radius: 8px;
  padding: 16px 18px;
}
.pain-card .pain-icon { font-size: 1.15rem; flex-shrink: 0; line-height: 1.5; }
.pain-card h4 { font-size: 0.95rem; color: var(--navy); margin-bottom: 4px; font-weight: 700; }
.pain-card p { font-size: 0.85rem; color: var(--text-mid); line-height: 1.6; margin: 0; }
.sol-sub { font-size: 1rem; color: var(--text-mid); line-height: 1.9; max-width: 880px; margin: 0 auto 32px; }
.sol-sub strong { color: var(--navy); }
.sol-heading {
  font-size: 1.15rem; font-weight: 700; color: var(--navy);
  text-align: center; margin-bottom: 22px; letter-spacing: 0.5px;
}
.sol-heading span { color: var(--gold); }
@media (max-width: 768px) {
  .pain-grid { grid-template-columns: 1fr; }
}

/* === About === */
.about-hero {
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}
.about-hero-kicker {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.28em;
  color: var(--navy);
  font-weight: 500;
  margin-bottom: 22px;
}
.about-hero-title {
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.4;
  margin-bottom: 26px;
}
.about-hero-title .accent { color: var(--blue); }
.about-hero-desc {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text-mid);
  max-width: 760px;
  margin: 0 auto;
}
.about-hero-desc strong { color: var(--navy); font-weight: 700; }

.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  max-width: 1000px;
  margin: 76px auto 0;
}
.about-value {
  text-align: center;
  padding: 34px 12px 0;
  border-top: 2px solid var(--border);
}
.about-value-icon {
  width: 60px; height: 60px;
  margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  background: linear-gradient(135deg, rgba(109,74,255,0.08), rgba(53,224,200,0.08));
  border-radius: 50%;
}
.about-value h3 { font-size: 1.15rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.about-value p { font-size: 0.9rem; line-height: 1.8; color: var(--text-mid); }

.about-stats-section {
  background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 60%, var(--navy-light) 100%);
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 980px;
  margin: 0 auto;
}
.about-stat {
  text-align: center;
  padding: 10px 8px;
  border-left: 1px solid rgba(255,255,255,0.14);
}
.about-stat:first-child { border-left: none; }
.about-stat-num {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: #fff;
  font-family: 'Inter', sans-serif;
  line-height: 1.2;
  margin-bottom: 10px;
}
.about-stat-num span { color: var(--gold-light); font-size: 0.55em; font-weight: 600; }
.about-stat-label { font-size: 0.9rem; color: rgba(255,255,255,0.6); letter-spacing: 0.08em; }

.journey {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding-left: 34px;
}
.journey::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 10px; bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), rgba(53,224,200,0.15));
}
.journey-item {
  position: relative;
  padding: 26px 0 26px 34px;
}
.journey-flag {
  position: absolute;
  left: 0; top: 34px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--gold);
  border: 4px solid #fff;
  box-shadow: 0 0 0 2px var(--gold);
}
.journey-tag {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 8px;
}
.journey-item h3 { font-size: 1.2rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.journey-item p { font-size: 0.92rem; line-height: 1.8; color: var(--text-mid); }

.about-tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px 40px;
  max-width: 980px;
  margin: 0 auto;
}
.about-tech-item {
  display: flex;
  gap: 16px;
  padding: 24px 8px;
  border-bottom: 1px solid var(--border);
}
.about-tech-icon { font-size: 1.35rem; line-height: 1.4; flex-shrink: 0; }
.about-tech-item h4 { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.about-tech-item p { font-size: 0.86rem; line-height: 1.7; color: var(--text-mid); }

.about-industry { text-align: center; margin-top: 60px; }
.about-industry h4 {
  font-size: 0.85rem;
  color: var(--text-light);
  letter-spacing: 0.2em;
  font-weight: 600;
  margin-bottom: 16px;
}
.about-industry-tags { font-size: 1.1rem; color: var(--navy); font-weight: 600; letter-spacing: 0.04em; }
.about-industry-tags i { color: var(--gold); font-style: normal; margin: 0 10px; }
.about-industry-note { font-size: 0.88rem; color: var(--text-light); margin-top: 12px; }

.about-mission {
  max-width: 720px;
  margin: 80px auto 0;
  text-align: center;
  padding-top: 46px;
  border-top: 1px solid var(--border);
}
.about-mission p {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.6;
}
.about-mission p span { color: var(--blue); }
.about-mission-src {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.82rem;
  color: var(--text-light);
  letter-spacing: 0.18em;
}
@media (max-width: 768px) {
  .about-values { grid-template-columns: 1fr; gap: 34px; margin-top: 48px; }
  .about-stats { grid-template-columns: repeat(2, 1fr); gap: 28px 20px; }
  .about-stat { border-left: none; border-top: 1px solid rgba(255,255,255,0.14); padding-top: 24px; }
  .about-stat:nth-child(-n+2) { border-top: none; }
  .about-tech-grid { grid-template-columns: 1fr; gap: 0; }
  .about-mission { margin-top: 56px; }
  .about-industry-tags i { margin: 0 4px; }
}

/* === Trial === */
.trial-section {
  position: relative;
  background: linear-gradient(160deg, var(--navy-deep), var(--navy));
  overflow: hidden;
}
.trial-section::before {
  content: ''; position: absolute; top: -30%; right: -15%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(109,74,255,0.2) 0%, transparent 70%);
  border-radius: 50%;
}
.trial-inner {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.trial-info h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: #fff; font-weight: 800; margin-bottom: 20px; line-height: 1.3;
}
.trial-info p { color: rgba(255,255,255,0.7); font-size: 1.05rem; margin-bottom: 30px; }
.trial-benefits { display: flex; flex-direction: column; gap: 14px; }
.trial-benefit {
  display: flex; align-items: center; gap: 12px;
  color: rgba(255,255,255,0.85); font-size: 0.95rem;
}
.trial-benefit::before { content: '?'; color: var(--gold); font-size: 1.1rem; font-weight: 700; }
.trial-form {
  background: #fff;
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.trial-form h3 { font-size: 1.3rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.trial-form .form-sub { font-size: 0.88rem; color: var(--text-light); margin-bottom: 26px; }
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--text-dark); margin-bottom: 8px;
}
.form-row label .req { color: #e04545; }
.form-row input, .form-row select {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--border); border-radius: 8px;
  font-size: 0.95rem; font-family: inherit;
  transition: border-color 0.2s;
  background: #fff;
}
.form-row input:focus, .form-row select:focus { outline: none; border-color: var(--blue); }
.btn-submit {
  width: 100%;
  background: linear-gradient(135deg, var(--blue), var(--navy-light));
  color: #fff; border: none;
  padding: 15px; border-radius: 8px;
  font-size: 1.05rem; font-weight: 700;
  cursor: pointer; transition: all 0.3s;
}
.btn-submit:hover { box-shadow: 0 8px 24px rgba(109,74,255,0.4); transform: translateY(-1px); }
.form-note { font-size: 0.75rem; color: var(--text-light); text-align: center; margin-top: 16px; }

/* === FAQ === */
.faq-category { margin-bottom: 56px; }
.faq-category:last-child { margin-bottom: 0; }
.faq-category-title {
  font-size: 1.4rem; font-weight: 700; color: var(--navy);
  margin-bottom: 24px; padding-bottom: 16px;
  border-bottom: 2px solid var(--border);
  display: flex; align-items: center; gap: 14px;
}
.faq-cat-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  background: linear-gradient(135deg, rgba(109,74,255,0.1), rgba(53,224,200,0.1));
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
}
.faq-cat-tag {
  font-size: 0.78rem; color: var(--blue); font-weight: 600;
  margin-left: auto;
  background: rgba(109,74,255,0.08);
  padding: 4px 12px; border-radius: 20px;
}
.faq-list { display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.faq-item[open] {
  border-color: var(--blue);
  box-shadow: 0 4px 16px rgba(109,74,255,0.08);
}
.faq-question {
  list-style: none;
  padding: 20px 24px;
  font-size: 1rem; font-weight: 600; color: var(--navy);
  cursor: pointer; position: relative;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  user-select: none;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after {
  content: '+';
  font-size: 1.5rem; color: var(--blue); font-weight: 300;
  transition: transform 0.25s ease;
  flex-shrink: 0;
  line-height: 1;
}
.faq-item[open] .faq-question::after { transform: rotate(45deg); }
.faq-answer {
  padding: 0 24px 22px;
  color: var(--text-mid); font-size: 0.92rem; line-height: 1.85;
}
.faq-answer p { margin-bottom: 10px; }
.faq-answer p:last-child { margin-bottom: 0; }
.faq-answer strong { color: var(--navy); font-weight: 600; }

/* === Footer === */
.footer {
  background: var(--navy-deep);
  color: rgba(255,255,255,0.6);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}
.footer-brand h3 { font-size: 1.3rem; color: #fff; font-weight: 700; margin-bottom: 16px; }
.footer-brand h3 span { color: var(--gold); }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; margin-bottom: 20px; }
.footer-col h4 { font-size: 0.95rem; color: #fff; font-weight: 600; margin-bottom: 18px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 0.85rem; transition: color 0.2s; }
.footer-col a:hover { color: var(--gold-light); }
.footer-contact .contact-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.85rem; margin-bottom: 12px;
}
.footer-contact .contact-item strong { color: #fff; font-size: 1.05rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
  font-size: 0.8rem;
}
.footer-bottom a:hover { color: var(--gold-light); }

/* === QR Codes === */
.qr-row {
  display: flex;
  gap: 16px;
  margin-top: 24px;
}
.qr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.qr-item img {
  width: 108px;
  height: 108px;
  border-radius: 10px;
  object-fit: cover;
  display: block;
  background: #fff;
  padding: 5px;
}
.qr-item span {
  font-size: 0.76rem;
  color: var(--text-light);
  white-space: nowrap;
}
.footer-brand .qr-item span { color: rgba(255,255,255,0.55); }
.contact-qr {
  margin-top: 30px;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: flex-start;
  align-items: flex-start;
  gap: 16px;
}

/* === Floating === */
.float-cta {
  position: fixed;
  bottom: 30px; right: 30px;
  z-index: 999;
  display: flex; flex-direction: column; gap: 12px;
}
.float-btn {
  width: 56px; height: 56px;
  border-radius: 50%; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  box-shadow: 0 6px 24px rgba(0,0,0,0.15);
  transition: all 0.3s;
}
.float-btn:hover { transform: scale(1.08); }
.float-btn img { width: 30px; height: 30px; object-fit: contain; display: block; }
.float-trial { background: linear-gradient(135deg, var(--gold), var(--gold-light)); color: var(--navy); }
.float-top { background: var(--navy); color: #fff; opacity: 0; visibility: hidden; }
.float-top.show { opacity: 1; visibility: visible; }
.float-item { position: relative; }
.float-wechat { background: #07C160; color: #fff; }
.float-phone { background: linear-gradient(135deg, var(--blue), var(--navy-light)); color: #fff; }
.float-pop {
  position: absolute;
  right: calc(100% + 16px);
  top: 50%;
  transform: translateY(-50%) scaleX(0);
  transform-origin: right center;
  width: max-content;
  min-width: 120px;
  background: #fff;
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  white-space: nowrap;
  z-index: 1000;
}
.float-item:hover .float-pop {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) scaleX(1);
}
.float-pop img {
  width: 120px;
  height: 120px;
  min-width: 120px;
  max-width: 120px;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border-radius: 8px;
  display: block;
  background: #fff;
  box-sizing: border-box;
  padding: 4px;
}
.float-pop span { font-size: 0.78rem; color: var(--navy); font-weight: 600; }
.float-pop-phone { padding: 14px 18px; align-items: flex-start; }
.float-pop-phone .pop-phone {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--blue);
  font-family: 'Inter', sans-serif;
  text-decoration: none;
}
.float-pop-phone span:last-child { color: var(--text-light); font-weight: 400; }
.float-pop-mail { padding: 14px 18px; align-items: flex-start; }
.float-pop-mail .pop-mail {
  font-size: 1rem;
  font-weight: 800;
  color: var(--blue);
  font-family: 'Inter', sans-serif;
  text-decoration: none;
}
.float-pop-mail span:last-child { color: var(--text-light); font-weight: 400; }

/* === Reveal === */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.active { opacity: 1; transform: translateY(0); }

/* === News List Page === */
.news-cats {
  display: flex; justify-content: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 48px;
}
.news-cat {
  padding: 8px 22px; border-radius: 30px;
  font-size: 0.9rem; color: var(--text-mid);
  background: #fff; border: 1px solid var(--border);
  transition: all 0.25s; cursor: pointer;
}
.news-cat:hover, .news-cat.active {
  background: var(--navy); color: #fff; border-color: var(--navy);
}
.news-list {
  display: flex; flex-direction: column; gap: 24px;
  max-width: 960px; margin: 0 auto;
}
.news-item {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 28px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.news-item:hover {
  box-shadow: 0 12px 40px rgba(22,17,62,0.1);
  transform: translateY(-3px);
  border-color: transparent;
}
.news-item-thumb {
  width: 100%; height: 190px;
  background: var(--bg-light);
  overflow: hidden; position: relative;
}
.news-item-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.news-item:hover .news-item-thumb img { transform: scale(1.06); }
.news-item-body {
  padding: 24px 24px 24px 0;
  display: flex; flex-direction: column;
}
.news-item-date {
  font-size: 0.8rem; color: var(--text-light);
  display: inline-flex; align-items: center; gap: 6px;
  margin-bottom: 10px;
}
.news-item-date::before {
  content: ''; width: 5px; height: 5px;
  background: var(--gold); border-radius: 50%;
}
.news-item-title {
  font-size: 1.2rem; font-weight: 700; color: var(--navy);
  line-height: 1.45; margin-bottom: 10px;
  transition: color 0.2s;
}
.news-item-title:hover { color: var(--blue); }
.news-item-excerpt {
  font-size: 0.9rem; color: var(--text-mid);
  line-height: 1.75; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 3;
  -webkit-box-orient: vertical; overflow: hidden;
  margin-bottom: 14px;
}
.news-item-tags {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.news-tag {
  display: inline-block;
  padding: 3px 12px;
  background: rgba(109,74,255,0.06);
  color: var(--blue);
  border-radius: 4px;
  font-size: 0.78rem; font-weight: 500;
}
.news-empty {
  text-align: center; padding: 80px 20px;
  color: var(--text-light); font-size: 0.95rem;
}

/* === Pagination === */
.news-pagination {
  display: flex; justify-content: center; align-items: center; gap: 8px;
  margin-top: 56px; flex-wrap: wrap;
}
.news-pagination a, .news-pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 40px; height: 40px; padding: 0 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  background: #fff; color: var(--text-mid);
  transition: all 0.2s;
}
.news-pagination a:hover {
  border-color: var(--blue); color: var(--blue);
}
.news-pagination .current {
  background: var(--navy); color: #fff; border-color: var(--navy);
  font-weight: 600;
}

/* === News Detail Page === */
.news-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  max-width: 1200px; margin: 0 auto;
  align-items: start;
}
.news-article {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 48px 40px;
}
.news-article-header {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
.news-article-title {
  font-size: 1.8rem; font-weight: 800; color: var(--navy);
  line-height: 1.4; margin-bottom: 18px;
}
.news-article-meta {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  font-size: 0.85rem; color: var(--text-light);
}
.news-article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.news-article-meta strong { color: var(--text-mid); font-weight: 500; }
.news-article-content {
  font-size: 1rem; color: var(--text-dark);
  line-height: 1.95;
}
.news-article-content p { margin-bottom: 18px; }
.news-article-content h2, .news-article-content h3 {
  color: var(--navy); font-weight: 700; margin: 28px 0 14px;
}
.news-article-content img {
  max-width: 100%; height: auto;
  border-radius: 8px; margin: 16px 0;
}
.news-article-tags {
  margin-top: 36px; padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.news-article-tags .label {
  font-size: 0.85rem; color: var(--text-light); font-weight: 600;
}
.news-article-nav {
  margin-top: 36px; padding-top: 28px;
  border-top: 1px solid var(--border);
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.news-nav-item {
  padding: 16px 20px;
  background: var(--bg-light);
  border-radius: 10px;
  display: flex; flex-direction: column; gap: 6px;
  transition: all 0.2s;
}
.news-nav-item:hover { background: rgba(109,74,255,0.06); }
.news-nav-item .nav-label {
  font-size: 0.78rem; color: var(--text-light); font-weight: 600;
  letter-spacing: 0.08em;
}
.news-nav-item .nav-title {
  font-size: 0.9rem; color: var(--navy); font-weight: 600;
  line-height: 1.5;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.news-nav-item.empty {
  align-items: center; justify-content: center;
  color: var(--text-light); font-size: 0.85rem;
}

/* === News Sidebar === */
.news-sidebar { display: flex; flex-direction: column; gap: 24px; }
.news-sidebar-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
}
.news-sidebar-title {
  font-size: 1.05rem; font-weight: 700; color: var(--navy);
  margin-bottom: 20px; padding-bottom: 12px;
  border-bottom: 2px solid var(--gold);
  display: inline-block;
}
.news-sidebar-list { list-style: none; }
.news-sidebar-list li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
}
.news-sidebar-list li:last-child { border-bottom: none; }
.news-sidebar-list a {
  font-size: 0.88rem; color: var(--text-mid);
  line-height: 1.55;
  transition: color 0.2s;
  display: block;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.news-sidebar-list a:hover { color: var(--blue); }

/* News responsive */
@media (max-width: 1024px) {
  .news-layout { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 200px 1fr; }
}
@media (max-width: 768px) {
  .news-item { grid-template-columns: 1fr; gap: 0; }
  .news-item-thumb { height: 200px; }
  .news-item-body { padding: 20px; }
  .news-article { padding: 28px 22px; }
  .news-article-title { font-size: 1.35rem; }
  .news-article-nav { grid-template-columns: 1fr; }
}

/* === Responsive === */
@media (max-width: 1024px) {
  .nav { display: none; }
  .mobile-toggle { display: block; }
  .nav.open {
    display: flex; flex-direction: column; align-items: flex-start;
    position: absolute; top: 72px; left: 0; right: 0;
    background: var(--navy);
    padding: 20px 24px; gap: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .nav.open a { padding: 8px 0; }
  .nav.open .nav-dropdown { width: 100%; }
  .nav.open .nav-dropdown-toggle { justify-content: flex-start; }
  .nav.open .nav-dropdown-menu {
    display: none;
    position: static;
    transform: none;
    box-shadow: none;
    border: none;
    background: rgba(255,255,255,0.06);
    border-radius: 6px;
    margin: 4px 0;
    padding: 4px 0;
    min-width: 0;
    width: 100%;
  }
  .nav.open .nav-dropdown-menu a { color: rgba(255,255,255,0.85); padding: 8px 18px; }
  .nav.open .nav-dropdown.expanded .nav-dropdown-menu { display: block; opacity: 1; visibility: visible; }
  .nav.open .nav-dropdown.expanded .nav-dropdown-toggle::after { transform: rotate(180deg); }
  .trial-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .footer-brand { grid-column: 1 / -1; }
  .globe-lines { display: none; }
  .plan-wrap { grid-template-columns: 1fr; }
  .hero-trust { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .container { padding: 0 18px; }
  .section { padding: 60px 0; }
  .hero { padding: 100px 0 60px; min-height: auto; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { text-align: center; justify-content: center; }
  .hero-trust { grid-template-columns: 1fr 1fr; gap: 12px; }
  .trust-num { font-size: 1.4rem; }
  .trial-form { padding: 28px 20px; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); gap: 25px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-contact { grid-column: 1 / -1; }
  .case-stats { flex-direction: column; gap: 12px; }
  .trade-banner { padding: 32px 24px; }
  .logo-wall { grid-template-columns: repeat(2, 1fr); }
  .plan-config, .plan-price { padding: 28px 22px; }
  .float-cta { bottom: 20px; right: 20px; }
  .page-hero { padding: 110px 0 50px; }
  .nav-actions { display: none; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: repeat(3, 1fr); gap: 15px; }
  .footer-col h4 { font-size: 0.82rem; margin-bottom: 10px; }
  .footer-col a { font-size: 0.75rem; }
  .footer-col li { margin-bottom: 6px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* === Homepage News Recommend === */
.home-news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1200px;
  margin: 0 auto;
}
.home-news-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.home-news-card:hover {
  box-shadow: 0 12px 40px rgba(22,17,62,0.1);
  transform: translateY(-4px);
  border-color: transparent;
}
.home-news-thumb {
  width: 100%; height: 180px;
  background: var(--bg-light);
  overflow: hidden; display: block;
}
.home-news-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.home-news-card:hover .home-news-thumb img { transform: scale(1.06); }
.home-news-body {
  padding: 20px;
  display: flex; flex-direction: column;
  flex: 1;
}
.home-news-date {
  font-size: 0.8rem; color: var(--text-light);
  display: inline-flex; align-items: center; gap: 6px;
  margin-bottom: 10px;
}
.home-news-date::before {
  content: ''; width: 5px; height: 5px;
  background: var(--gold); border-radius: 50%;
}
.home-news-title {
  font-size: 1.05rem; font-weight: 700; color: var(--navy);
  line-height: 1.45; margin-bottom: 10px;
  transition: color 0.2s;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.home-news-title:hover { color: var(--blue); }
.home-news-excerpt {
  font-size: 0.85rem; color: var(--text-mid);
  line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
  flex: 1;
}
.home-news-empty {
  grid-column: 1 / -1;
  text-align: center; padding: 60px 20px;
  color: var(--text-light); font-size: 0.95rem;
}
@media (max-width: 1024px) {
  .home-news-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .home-news-grid { grid-template-columns: 1fr; }
  .home-news-thumb { height: 200px; }
}