/* Product layer: loaded after all shared components and page-layout rules. */
:root {
  --blue: #1267c9;
  --blue-50: #eff6fc;
  --brand: #1267c9;
  --green: #167a67;
  --gray-900: #202b38;
  --gray-700: #435061;
  --gray-600: #5a6777;
  --gray-200: #dce3e9;
  --gray-100: #edf1f4;
  --gray-50: #f6f8fa;
  --radius: 6px;
  --shadow: 0 2px 8px rgb(35 53 74 / 4%);
  --page-width: 1180px;
  --prose-width: 760px;
}
html { scroll-padding-top: 100px; }
.ec-site { margin: 0; background: #f5f7f8; color: #435061; font: 16px/1.85 "Segoe UI", "Microsoft YaHei", sans-serif; }
.ec-site *, .ec-site *::before, .ec-site *::after { box-sizing: border-box; letter-spacing: 0; }
.ec-site a { text-underline-offset: 4px; }
.ec-site :focus-visible { outline: 3px solid #69a9e8; outline-offset: 4px; }
.ec-site img { max-width: 100%; object-fit: contain; }
.ec-site [hidden] { display: none !important; }
.ec-site h1, .ec-site h2, .ec-site h3, .ec-site h4 { color: #202b38; font-weight: 650; overflow-wrap: anywhere; }
.ec-site h1 { font-size: 28px; line-height: 1.4; margin: 0 0 20px; }
.ec-site h2 { font-size: 24px; line-height: 1.4; margin: 0 0 20px; }
.ec-site h3 { font-size: 19px; line-height: 1.45; margin: 26px 0 14px; }
.ec-site p { font-size: 16px; line-height: 1.85; margin: 0 0 18px; overflow-wrap: anywhere; }
.ec-site li { line-height: 1.8; margin: 10px 0; }
.ec-site ul, .ec-site ol { padding-left: 24px; margin: 16px 0 22px; }
.ec-site .container { max-width: var(--page-width); padding: 0; }
.ec-site code { overflow-wrap: anywhere; white-space: normal; }

/* One product navigation row; legacy destinations remain in the disclosure. */
.ec-header { position: sticky; top: 0; z-index: 200; background: #fff; border-bottom: 1px solid #dce3e9; box-shadow: 0 3px 16px rgb(30 48 68 / 4%); }
.ec-header-inner { max-width: var(--page-width); min-height: 76px; padding: 10px 0; margin: auto; display: flex; align-items: center; gap: 28px; position: relative; }
.ec-brand { display: flex; align-items: center; gap: 10px; color: #202b38; flex: 0 0 auto; font-size: 23px; font-weight: 700; text-decoration: none; }
.ec-brand:hover { color: #1267c9; text-decoration: none; }
.ec-brand img { width: 40px; height: 40px; }
.ec-navigation { display: flex; gap: 4px; align-items: center; margin-left: auto; }
.ec-navigation a { padding: 10px 12px; font-size: 14px; font-weight: 600; color: #526071; border-radius: 6px; white-space: nowrap; line-height: 24px; }
.ec-navigation a:hover { background: #f0f5fa; text-decoration: none; color: #1267c9; }
.ec-navigation a.active { color: #0b5db8; background: #eaf3fc; }
.ec-services { position: relative; flex-shrink: 0; }
.ec-services > summary { cursor: pointer; padding: 9px 12px; border: 1px solid #dce3e9; border-radius: 6px; color: #5a6777; font-size: 13px; }
.ec-services-panel { position: absolute; right: 0; top: calc(100% + 12px); width: 640px; max-width: calc(100vw - 32px); padding: 24px; background: white; border: 1px solid #dce3e9; border-radius: 8px; box-shadow: 0 16px 40px rgb(35 53 74 / 14%); max-height: calc(100vh - 110px); overflow: auto; }
.ec-services-panel > a { display: inline-block; font-size: 16px; font-weight: 650; margin-bottom: 16px; }
.ec-services-panel .ks-nav { display: block; }
.ec-services-panel .ks-nav-item { display: block; height: auto; margin: 0; border-top: 1px solid #edf1f4; }
.ec-services-panel .ks-nav-item > a, .ec-services-panel .ks-nav-item > summary { color: #435061; padding: 10px 0; height: auto; font-size: 14px; cursor: pointer; }
.ec-services-panel .ks-arrow { display: none; }
.ec-services-panel .ks-drop { position: static; transform: none; padding: 0; display: none; }
.ec-services-panel details[open] .ks-drop { display: block; }
.ec-services-panel .ks-drop-inner { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; background: #f6f8fa; box-shadow: none; padding: 18px; white-space: normal; }
.ec-services-panel .ks-drop-col { padding: 0; min-width: 0; border: 0; }
.ec-services-panel .ks-drop-col a { margin-top: 8px; font-size: 13px; color: #526071; }
.ec-services-panel .ks-nav-special { margin-left: 0; }
.ec-nav-toggle { display: none; }
.ec-site .breadcrumb { width: calc(100% - 48px); padding: 18px 0; color: #687787; font-size: 13px; }

/* A consistent, contained hero with no nested preview card or fabricated UI. */
.ec-main { padding-top: 24px; }
.breadcrumb + .ec-main { padding-top: 0; }
.ec-site .hero-v2 { width: calc(100% - 48px); max-width: var(--page-width); margin: 0 auto; padding: 44px 40px; border: 0; border-top: 3px solid #1486c8; border-bottom: 1px solid #dce6ee; border-radius: 0; background: #edf4f8; text-align: center; position: relative; box-shadow: none; }
.ec-site .hero-v2::before, .ec-site .hero-v2::after { content: none; }
.ec-site .hero-v2 .container { padding: 0; max-width: 100%; }
.ec-site .hero-v2 .hero-icon { width: 48px; height: 48px; margin: 0 auto 20px; padding: 0; border: 0; background: transparent; border-radius: 0; box-shadow: none; }
.ec-site .hero-icon img { display: block; width: 48px; height: 48px; mix-blend-mode: multiply; }
.ec-site .hero-v2 h1 { max-width: 920px; margin: 0 auto 18px; font-size: 36px; line-height: 1.3; color: #183044; font-weight: 700; text-shadow: none; }
.ec-site .hero-v2 .hero-sub { max-width: var(--prose-width); margin: 0 auto 24px; font-size: 17px; line-height: 1.85; color: #536b7a; opacity: 1; }
.ec-site .cta-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: center; margin: 24px 0 0; }
.ec-site .cta-primary, .ec-site .cta-secondary { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border-radius: 6px; padding: 13px 24px; min-height: 52px; font-size: 16px; line-height: 1.5; font-weight: 650; max-width: 100%; text-decoration: none; white-space: normal; }
.ec-site .cta-primary { background: #1267c9; border: 1px solid #1267c9; color: #fff; box-shadow: 0 4px 12px rgb(18 103 201 / 12%); }
.ec-site .cta-primary:hover { background: #0c55ac; transform: none; box-shadow: 0 4px 16px rgb(18 103 201 / 18%); }
.ec-site .cta-secondary { background: #fff; border: 1px solid #c9d8e5; color: #24577f; box-shadow: none; }
.ec-site .cta-secondary:hover { border-color: #1267c9; background: #f8fbfe; transform: none; }
.ec-site .cta-row svg, .ec-site .cta-primary svg, .ec-site .cta-secondary svg { width: 20px; height: 20px; flex-shrink: 0; }
.ec-site .cta-meta { color: #3f746f; margin: 18px auto 0; font-size: 13px; line-height: 1.8; }
.ec-site .cta-meta span { display: inline-block; white-space: nowrap; }

/* Page sections stay unframed; only individual repeated items receive cards. */
.ec-site .t2-layout { max-width: var(--page-width); width: calc(100% - 48px); margin: 0 auto; padding: 0 40px 36px; background: #fff; }
.ec-site .ec-article { min-width: 0; }
.ec-site .ec-article > .section { padding: 32px 0; border-bottom: 1px solid #e7ecef; background: transparent; }
.ec-site .ec-article > .section:last-child { border-bottom: 0; }
.ec-site .ec-article > .section > .container { width: 100%; max-width: 100%; padding: 0; }
.ec-site .ec-article > .section > .container > p,
.ec-site .ec-article > .section > .container > ul,
.ec-site .ec-article > .section > .container > ol { max-width: var(--prose-width); }
.ec-site .ec-article > .section > .container > :last-child { margin-bottom: 0; }
.ec-site .meta-bar { margin: 0; padding: 20px 0; border: 0; background: transparent; color: #687787; font-size: 13px; }
.ec-site .l1-layout { width: calc(100% - 48px); max-width: var(--page-width); margin: 0 auto; padding: 32px 0 48px; grid-template-columns: 220px minmax(0,1fr); gap: 32px; }
.ec-site .l1-layout .main-content { min-width: 0; padding: 0 36px 20px; background: white; border: 0; border-radius: 0; box-shadow: none; }
.ec-site .l1-toc { top: 96px; max-height: calc(100vh - 120px); overflow: auto; padding: 18px 16px; border: 0; border-left: 2px solid #dce3e9; border-radius: 0; background: transparent; }
.ec-site .l1-toc h3, .ec-toc-toggle { margin: 0 0 12px; font: 650 14px/1.5 "Segoe UI", "Microsoft YaHei", sans-serif; color: #435061; }
.ec-toc-toggle { border: 0; padding: 0; background: transparent; width: 100%; text-align: left; cursor: pointer; }
.ec-toc-toggle::after { content: "-"; float: right; }
.ec-toc-toggle[aria-expanded="false"]::after { content: "+"; }
.ec-site .l1-toc ul { padding: 0; margin: 0; list-style: none; }
.ec-site .l1-toc li { margin: 4px 0; }
.ec-site .l1-toc a { padding: 7px 8px; font-size: 13px; line-height: 1.6; color: #5a6777; }

.ec-site .entity-card { background: #f7f9fa; box-shadow: none; border: 1px solid #e2e8ed; border-radius: 6px; padding: 24px; margin: 0; }
.ec-site .entity-grid { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px 28px; }
.ec-site .entity-grid .entity-value[style] { font: inherit !important; word-break: normal !important; overflow-wrap: anywhere; }
.ec-site .entity-label { font-size: 13px; color: #687787; }
.ec-site .entity-value { font-size: 16px; line-height: 1.7; color: #273c4d; overflow-wrap: anywhere; }
.ec-site .hub-grid-v2 { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.ec-site .ec-article > .section .hub-grid-v2 { margin: 0; }
.ec-site .l1-layout .hub-grid-v2 { grid-template-columns: repeat(2,minmax(0,1fr)); }
.ec-site .hub-card-v2 { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; padding: 24px; border: 1px solid #dce3e9; border-radius: 8px; background: #fff; box-shadow: none; text-decoration: none; transition: border-color .18s, box-shadow .18s; }
.ec-site .hub-card-v2:hover { border-color: #7cadd8; box-shadow: 0 5px 18px rgb(18 103 201 / 7%); transform: none; }
.ec-site .hub-card-v2 h3 { margin: 14px 0 10px; font-size: 18px; }
.ec-site .hub-card-v2 p { font-size: 14px; color: #647182; line-height: 1.75; margin: 0 0 18px; }
.ec-site .hub-card-v2 .card-icon { background: #edf5fb; color: #1267c9; border-radius: 6px; width: 40px; height: 40px; }
.ec-site .hub-card-v2 .card-arrow { margin-top: auto; font-size: 13px; }
.ec-site .bullet-cards { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; margin: 20px 0 0; }
.ec-site .bullet-card { border: 1px solid #e0e7ed; border-radius: 6px; padding: 22px; background: #fff; gap: 14px; align-items: flex-start; }
.ec-site .bc-num { background: #edf6f3; color: #167a67; border-radius: 4px; width: 28px; height: 28px; flex: 0 0 28px; font-size: 13px; }
.ec-site .bc-text { font-size: 15px; line-height: 1.8; min-width: 0; }
.ec-site .accent-card { border: 0; border-left: 3px solid #399d91; border-radius: 0; padding: 4px 0 4px 24px; background: transparent; box-shadow: none; }
.ec-site .accent-title { margin-top: 0; }
.ec-site .accent-body p { color: #435061; font-size: 16px; line-height: 1.85; }
.ec-site .problem-card { border-radius: 6px; box-shadow: none; border-color: #dce3e9; }
.ec-site .pc-row { padding: 22px; gap: 20px; }
.ec-site .pc-label { flex: 0 0 100px; width: 100px; font-size: 14px; }
.ec-site .pc-content { min-width: 0; }
.ec-site .pc-content p { font-size: 16px; line-height: 1.85; }
.ec-site .pc-content p:last-child { margin-bottom: 0; }
.ec-site .pc-symptom, .ec-site .pc-explain { background: #f7f9fa; }
.ec-site .pc-solution { background: #f4faf7; }
.ec-site .steps-v2 { padding-left: 0; margin: 20px 0; }
.ec-site .steps-v2 li { padding: 20px 20px 20px 64px; margin: 12px 0; line-height: 1.85; background: #f6f8fa; border: 1px solid #e4e9ed; border-radius: 6px; font-size: 16px; }
.ec-site .steps-v2 li::before { top: 20px; left: 18px; background: #e6f1fa; color: #1267c9; box-shadow: none; }
.ec-site .faq-v2 { margin: 0; padding: 0; background: transparent; border: 0; border-radius: 0; }
.ec-site .faq-item-v2 { padding: 22px 0; margin: 0; border: 0; border-bottom: 1px solid #e2e8ed; }
.ec-site .faq-v2 .faq-q { margin: 0 0 14px; font-size: 17px; line-height: 1.65; color: #29475e; }
.ec-site .faq-v2 .faq-a { background: transparent; padding: 0 0 0 30px; font-size: 16px; line-height: 1.85; }
.ec-site .faq-v2 details, .ec-site .faq-item { border-radius: 6px; border: 1px solid #e0e7ed; box-shadow: none; margin: 12px 0; padding: 0; }
.ec-site .faq-v2 summary { padding: 20px 24px; font-size: 16px; line-height: 1.7; }
.ec-site .faq-v2 .faq-answer { padding: 0 24px 22px; }
.ec-site .faq-v2 p { font-size: 16px; line-height: 1.85; }
.ec-site .cta-section-v2 { border-radius: 0; box-shadow: none; border: 0; border-top: 2px solid #cfe0ee; background: #f0f6fa; color: #435061; padding: 32px 24px; margin: 32px 0 0; text-align: center; }
.ec-site .cta-section-v2 h2 { color: #183044; }
.ec-site .cta-section-v2 p { color: #536b7a; }

/* Wide data scrolls within its own region, never at document level. */
.ec-table-scroll { max-width: 100%; overflow-x: auto; margin: 20px 0; border: 1px solid #dce3e9; border-radius: 6px; }
.ec-site .ec-table-scroll table { width: 100%; margin: 0; border: 0; border-collapse: collapse; border-radius: 0; box-shadow: none; font-size: 15px; }
.ec-site .ec-table-scroll th { padding: 15px 18px; text-align: left; background: #edf3f7; color: #29475e; font-size: 14px; font-weight: 650; border-bottom: 1px solid #d8e2e9; }
.ec-site .ec-table-scroll td { padding: 16px 18px; border-bottom: 1px solid #e5eaee; line-height: 1.75; color: #435061; font-size: 15px; }
.ec-site .ec-table-scroll tr:nth-child(even) td { background: #fafbfc; }
.ec-site .ec-table-scroll tr:last-child td { border-bottom: 0; }
.ec-site .ec-table-scroll .cell-ok { color: #176c58; background: #f3faf6; }
.ec-site .ec-table-scroll .cell-no { color: #855729; background: #fff8ee; }
.ec-site .ec-table-scroll .cell-warn { color: #76632c; background: #fffbed; }

.ec-site .footer { margin: 0; padding: 44px 24px 0; background: #eef2f4; border-top: 1px solid #dce3e9; color: #5a6777; }
.ec-site .footer-grid { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 24px; }
.ec-site .footer h4 { margin: 0 0 14px; font-size: 15px; color: #2e4150; }
.ec-site .footer ul { list-style: none; margin: 0; padding: 0; }
.ec-site .footer li { margin: 9px 0; }
.ec-site .footer a { color: #526575; font-size: 13px; line-height: 1.7; }
.ec-site .footer a:hover { color: #1267c9; }
.ec-site .ec-legal { max-width: var(--page-width); margin: 32px auto 0; padding: 8px 0 28px; border-top: 1px solid #d7e0e6; text-align: center; font-size: 12px; color: #677685; }
.ec-site .ec-legal a { color: #677685 !important; font-size: 12px; }

@media (max-width: 1230px) {
  .ec-header-inner { margin: 0 24px; gap: 18px; }
  .ec-navigation a { padding: 10px; }
}
@media (max-width: 1050px) {
  .ec-brand { font-size: 20px; gap: 8px; }
  .ec-header-inner { gap: 12px; }
  .ec-navigation a { padding: 10px 8px; font-size: 13px; }
  .ec-site .l1-layout { grid-template-columns: 190px minmax(0,1fr); gap: 24px; }
  .ec-site .l1-layout .main-content { padding: 0 24px 20px; }
}
@media (max-width: 900px) {
  .ec-header-inner { min-height: 68px; margin: 0 20px; gap: 12px; }
  .ec-brand { margin-right: auto; font-size: 21px; }
  .ec-brand img { width: 36px; height: 36px; }
  .ec-nav-toggle { display: grid; place-items: center; flex: 0 0 40px; width: 40px; height: 40px; border: 1px solid #dce3e9; background: white; border-radius: 6px; cursor: pointer; order: 3; }
  .ec-nav-toggle span { width: 18px; height: 14px; border-block: 2px solid #435061; position: relative; }
  .ec-nav-toggle span::before { content: ""; position: absolute; top: 4px; width: 18px; border-top: 2px solid #435061; left: 0; }
  .ec-navigation { display: none; position: absolute; top: 100%; left: -20px; right: -20px; padding: 16px 20px; background: #fff; box-shadow: 0 8px 16px rgb(35 53 74 / 8%); border-bottom: 1px solid #dce3e9; margin: 0; }
  .ec-header[data-open] .ec-navigation { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px; }
  .ec-navigation a { padding: 12px; font-size: 14px; white-space: normal; }
  .ec-services-panel { right: -52px; }
  .ec-site .l1-layout { grid-template-columns: minmax(0,1fr); gap: 20px; }
  .ec-site .l1-toc { position: static; max-height: none; border: 1px solid #dce3e9; border-radius: 6px; padding: 18px; }
  .ec-site .l1-toc ul { max-height: 300px; overflow-y: auto; }
  .ec-toc-toggle { margin-bottom: 0; }
  .ec-toc-toggle[aria-expanded="true"] { margin-bottom: 12px; }
  .ec-site .hub-grid-v2 { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .ec-site .footer-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 600px) {
  .ec-header-inner { margin: 0 16px; gap: 8px; }
  .ec-brand { font-size: 18px; gap: 6px; }
  .ec-brand img { width: 32px; height: 32px; }
  .ec-services > summary { font-size: 12px; padding: 8px; }
  .ec-services-panel { right: -48px; padding: 18px; }
  .ec-services-panel .ks-drop-inner { grid-template-columns: repeat(2,minmax(0,1fr)); padding: 14px; }
  .ec-navigation { left: -16px; right: -16px; }
  .ec-site .breadcrumb { width: calc(100% - 32px); padding: 14px 0; }
  .ec-main { padding-top: 16px; }
  .ec-site .hero-v2 { width: calc(100% - 24px); padding: 28px 20px; }
  .ec-site .hero-v2 h1 { font-size: 27px; line-height: 1.35; }
  .ec-site .hero-v2 .hero-sub { font-size: 16px; }
  .ec-site .hero-v2 .hero-icon { margin-bottom: 16px; }
  .ec-site .cta-row { flex-direction: column; gap: 10px; }
  .ec-site .cta-primary, .ec-site .cta-secondary { width: 100%; font-size: 15px; padding: 13px 16px; }
  .ec-site .cta-meta { font-size: 12px; max-width: 260px; }
  .ec-site .t2-layout { width: calc(100% - 24px); padding: 0 20px 24px; }
  .ec-site .l1-layout { width: calc(100% - 24px); padding: 24px 0; }
  .ec-site .l1-layout .main-content { padding: 0 20px 20px; }
  .ec-site h1 { font-size: 24px; }
  .ec-site h2 { font-size: 22px; }
  .ec-site h3 { font-size: 18px; }
  .ec-site .ec-article > .section { padding: 28px 0; }
  .ec-site .hub-grid-v2, .ec-site .l1-layout .hub-grid-v2, .ec-site .bullet-cards { grid-template-columns: minmax(0,1fr); }
  .ec-site .hub-card-v2 { padding: 22px; }
  .ec-site .entity-card { padding: 20px; }
  .ec-site .entity-grid { grid-template-columns: minmax(0,1fr); gap: 16px; }
  .ec-site .pc-row { display: block; padding: 20px; }
  .ec-site .pc-label { display: block; width: auto; margin-bottom: 10px; }
  .ec-site .ec-table-scroll table { min-width: 500px; }
  .ec-site .faq-v2 summary { padding: 18px; }
  .ec-site .faq-v2 .faq-answer { padding: 0 18px 18px; }
  .ec-site .footer-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 28px 18px; }
  .ec-site .footer { padding: 32px 24px 0; }
}
@media (prefers-reduced-motion: reduce) {
  .ec-site * { transition: none !important; scroll-behavior: auto !important; }
}