/* ============================================================
   释易 SHIYI · 全站样式（design-spec.md 施工）
   分节：Base / 通用组件 / 页头导航 / 页脚 / 首页 / 产品 / 解决方案
        / 案例 / 资讯 / 关于 / 联系 / 悬浮 CTA / 响应式
   ============================================================ */

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--gray-700);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
}
body.no-scroll { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: var(--brand-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
button { font-family: inherit; }

:focus-visible { outline: 2px solid var(--brand-blue); outline-offset: 2px; }
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--bg-page); padding: var(--space-2) var(--space-4);
}
.skip-link:focus { left: var(--space-2); }

h1, .h1 { font-size: var(--fs-h1); line-height: var(--lh-h1); font-weight: 700; color: var(--gray-900); max-width: 22ch; overflow-wrap: break-word; word-break: normal; }
h2, .h2 { font-size: var(--fs-h2); line-height: var(--lh-h2); font-weight: 600; color: var(--gray-900); max-width: 24ch; overflow-wrap: break-word; }
h3, .h3 { font-size: var(--fs-h3); line-height: var(--lh-h3); font-weight: 600; color: var(--gray-900); overflow-wrap: break-word; }
h4, .h4 { font-size: var(--fs-h4); line-height: var(--lh-h4); font-weight: 600; color: var(--gray-900); }
.lead { font-size: var(--fs-body-lg); line-height: var(--lh-body-lg); color: var(--gray-600); }
.small { font-size: var(--fs-small); line-height: var(--lh-small); }
.caption { font-size: var(--fs-caption); line-height: var(--lh-caption); letter-spacing: 0.02em; color: var(--gray-500); }

/* ---------- 布局容器 / section ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-6); }
.section { padding: 112px 0; }
.section--alt { background: var(--bg-alt); }
.section-head { max-width: 760px; margin-bottom: var(--space-12); }
.section-head .lead { margin-top: var(--space-4); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  height: 48px; padding: 0 32px; min-width: 148px; border-radius: 10px; font-weight: 600;
  font-size: 16px; font-weight: 500; letter-spacing: 0.02em;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: color 150ms var(--ease), background-color 150ms var(--ease),
              border-color 150ms var(--ease), box-shadow 180ms var(--ease),
              transform 180ms var(--ease);
}
.btn:active { transform: scale(0.98); }
.btn .arrow { transition: transform 150ms var(--ease); }
.btn:hover { text-decoration: none; }
.btn:hover .arrow { transform: translateX(3px); }

.btn--primary { background: var(--brand-blue); color: #fff; box-shadow: 0 4px 14px rgba(42,97,230,.28); }
.btn--primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(42,97,230,.34); }
.btn--primary:hover { background: var(--brand-blue-hover); }
.btn--primary:active { background: var(--brand-blue-active); }

.btn--secondary { background: var(--bg-page); color: var(--brand-blue); border-color: var(--brand-blue); }
.btn--secondary:hover { background: var(--brand-blue-soft); }
.btn--secondary:active { background: #D6E3F8; }

.btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
.btn--ghost:hover { background: rgba(255,255,255,.12); }
.btn--ghost:active { background: rgba(255,255,255,.2); }

.btn--inverse { background: #fff; color: var(--brand-blue); }
.btn--inverse:hover { background: var(--brand-blue-soft); }

.btn--sm { height: 40px; padding: 0 24px; min-width: 0; }
.btn:disabled { background: var(--gray-300); color: var(--gray-500); cursor: not-allowed; transform: none; border-color: transparent; }

.text-link { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--brand-blue); font-weight: 500; }
.text-link .arrow { transition: transform 150ms var(--ease); }
.text-link:hover { color: var(--brand-blue-hover); text-decoration: underline; }
.text-link:hover .arrow { transform: translateX(3px); }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--bg-page); border-bottom: 1px solid var(--border);
}
.site-header.is-scrolled { box-shadow: 0 1px 8px rgba(22,32,46,.06); }
.site-header__inner { display: flex; align-items: center; height: 84px; gap: var(--space-8); }
.site-header__logo img { height: 56px; width: auto; }
.site-nav { display: flex; gap: var(--space-8); margin-left: auto; }
.site-nav a {
  position: relative; display: flex; align-items: center; height: 84px;
  color: var(--gray-600); font-size: 16px; text-decoration: none;
  transition: color 150ms var(--ease);
}
.site-nav a:hover { color: var(--gray-900); text-decoration: none; }
.site-nav a.is-active { color: var(--brand-blue); }
.site-nav a.is-active::after {
  content: ""; position: absolute; left: 50%; bottom: 0; transform: translateX(-50%);
  width: 20px; height: 2px; border-radius: 2px; background: var(--brand-blue);
}
.site-header__cta { margin-left: var(--space-4); }

.nav-toggle {
  display: none; margin-left: auto; width: 44px; height: 44px;
  background: none; border: 0; cursor: pointer; padding: 10px;
  flex-direction: column; justify-content: space-between;
}
.nav-toggle span { display: block; height: 2px; width: 100%; background: var(--gray-700); border-radius: 2px; }

.drawer-mask {
  display: none; position: fixed; inset: 0; z-index: 60;
  background: rgba(22,32,46,.4);
}
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 61;
  width: min(320px, 84vw); background: var(--bg-page);
  transform: translateX(100%); transition: transform 200ms var(--ease);
  padding: var(--space-6); display: flex; flex-direction: column;
}
.drawer.open { transform: translateX(0); }
.drawer a { display: flex; align-items: center; height: 56px; color: var(--gray-700); text-decoration: none; }
.drawer a.is-active { color: var(--brand-blue); font-weight: 600; }
.drawer .btn { margin-top: var(--space-4); }
.drawer__close { align-self: flex-end; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; color: var(--gray-600); }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--bg-footer); color: rgba(255,255,255,.8); margin-top: 0; }
.site-footer__grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: var(--space-8);
  padding: var(--space-16) 0 var(--space-12);
}
.site-footer h3 { color: #fff; font-size: var(--fs-caption); letter-spacing: 0.08em; text-transform: uppercase; opacity: .6; margin-bottom: var(--space-4); }
.site-footer a { color: rgba(255,255,255,.8); text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer li { margin-bottom: var(--space-2); }
.site-footer__brand img { height: 48px; width: auto; margin-bottom: var(--space-4); filter: brightness(0) invert(1); }
.site-footer__slogan { font-size: var(--fs-small); opacity: .85; }
.site-footer__qr {
  width: 96px; height: 96px; border-radius: 8px; background: #fff;
  border: 1px dashed var(--gray-300); display: flex; align-items: center; justify-content: center;
  margin-top: var(--space-4);
}
.site-footer__qr span { color: var(--gray-500); font-size: var(--fs-caption); }
/* 页脚手风琴：<480 可折叠；桌面强制展开、不可点击折叠 */
.site-footer summary { list-style: none; }
.site-footer summary::-webkit-details-marker { display: none; }
.site-footer summary:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
@media (min-width: 480px) {
  .site-footer summary { pointer-events: none; }
}
.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.15);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-2);
  padding: var(--space-6) 0;
  font-size: var(--fs-caption); color: rgba(255,255,255,.6);
}
.site-footer__bottom a { color: rgba(255,255,255,.6); }
.site-footer__bottom a:hover { color: #fff; }
.site-footer__beian { display: flex; gap: var(--space-4); flex-wrap: wrap; align-items: center; }
.site-footer__beian a { display: inline-flex; align-items: center; gap: 5px; }
.site-footer__beian img { width: 14px; height: 14px; flex: none; opacity: .85; }

/* 页脚联系人列表 */
.footer-contacts { display: grid; gap: var(--space-3); }
.footer-contacts li { line-height: 1.7; }
.footer-contacts a { color: rgba(255,255,255,.82); text-decoration: none; }
.footer-contacts a:hover { color: #fff; text-decoration: underline; }
.footer-contacts__name { color: #fff; font-weight: 600; }
.footer-contacts__role { font-size: var(--fs-caption); color: rgba(255,255,255,.5); margin-left: 6px; }
.footer-contacts__tel {
  display: inline-block; margin-left: var(--space-2);
  font-variant-numeric: tabular-nums; letter-spacing: 0.01em;
}

/* ---------- 卡片通用 ---------- */
.card {
  background: var(--bg-page); border: 1px solid var(--border); border-radius: 16px;
  padding: var(--space-8); box-shadow: 0 1px 2px rgba(22,32,46,.04);
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), border-color 180ms var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(27,61,145,.12); border-color: #CBD2DC; }
.card h3 { margin-bottom: var(--space-2); }
.card p { color: var(--gray-600); font-size: var(--fs-small); }

.card__icon {
  width: 56px; height: 56px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-4);
}
.card__icon--blue { background: var(--brand-blue-soft); color: var(--brand-blue); }
.card__icon--teal { background: var(--brand-teal-soft); color: var(--brand-teal); }

.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }

/* ---------- 胶囊标签 ---------- */
.tag {
  display: inline-block; border-radius: 999px; padding: 4px 12px;
  font-size: var(--fs-caption); letter-spacing: 0.02em;
  background: var(--brand-teal-soft); color: var(--brand-teal-dark);
}
.tag--blue { background: var(--brand-blue-soft); color: var(--brand-blue); }
.tag--gray { background: var(--gray-100); color: var(--gray-600); }
.tag--warning { background: var(--warning-bg); color: var(--warning); }

/* ---------- 步骤流程（交付四步法） ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.step { position: relative; }
.step__num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--brand-blue-soft); color: var(--brand-blue);
  font-weight: 700; font-size: var(--fs-h3);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-4);
}
.step h4 { margin-bottom: var(--space-1); }
.step p { font-size: var(--fs-small); color: var(--gray-600); }
@media (min-width: 768px) {
  .step:not(:last-child)::after {
    content: ""; position: absolute; top: 24px; left: calc(100% - 4px);
    width: calc(100% - 48px); border-top: 2px dashed var(--gray-300);
  }
  .step { padding-right: var(--space-6); }
}
@media (max-width: 767px) {
  .steps { grid-template-columns: 1fr; gap: var(--space-8); }
  .step { display: flex; gap: var(--space-4); position: relative; }
  .step::before {
    content: ""; position: absolute; left: 23px; top: 48px; bottom: calc(-1 * var(--space-8) + 4px);
    border-left: 2px solid var(--gray-200);
  }
  .step:last-child::before { display: none; }
  .step__num { flex: none; margin-bottom: 0; }
}

/* ---------- CTA 收口条 ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: var(--bg-footer); color: #fff;
  padding: var(--space-16) 0; text-align: center;
}
.cta-band::before {
  content: ""; position: absolute; right: -60px; top: 50%; transform: translateY(-50%);
  width: 320px; height: 320px; opacity: .12;
  background: url("/assets/brand/icon-256.png") no-repeat right center / contain;
}
.cta-band h2 { color: #fff; margin: 0 auto var(--space-4); }
.cta-band p { color: rgba(255,255,255,.8); max-width: 38em; margin: 0 auto var(--space-8); }
.cta-band__actions { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(135deg, #1B3D91 0%, #2A61E6 62%, #1E77D3 100%);
  padding: var(--space-32) 0;
}
.hero::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at 85% 20%, rgba(85,200,181,.18) 0%, transparent 45%); }
.hero__inner { position: relative; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 64px; align-items: center; max-width: 100%; }
.hero__text { min-width: 0; }
.hero h1 { color: #fff; font-size: var(--fs-display); line-height: var(--lh-display); }
.hero__sub { font-size: var(--fs-body-lg); line-height: var(--lh-body-lg); color: rgba(255,255,255,.88); margin-top: 20px; max-width: 34em; }
.hero__actions { display: flex; gap: var(--space-4); margin-top: 40px; flex-wrap: wrap; }
.hero__trust { margin-top: 48px; padding-top: var(--space-4); font-size: var(--fs-small); color: rgba(255,255,255,.7); position: relative; }
.hero__trust::before { content: ""; display: block; width: 56px; height: 1px; background: rgba(255,255,255,.25); margin-bottom: 16px; }
.hero__art { position: relative; display: flex; align-items: center; justify-content: center; min-width: 0; }
.hero__art img {
  width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: left top;
  display: block; border-radius: 18px;
  border: 1px solid rgba(255,255,255,.22);
  box-shadow: 0 24px 64px rgba(0,0,0,.35), 0 4px 16px rgba(0,0,0,.2);
  background: rgba(255,255,255,.06); backdrop-filter: blur(4px);
}
.hero__art::before {
  content: ""; position: absolute; inset: -16px; border-radius: 28px;
  border: 1px solid rgba(255,255,255,.14); pointer-events: none;
}

/* ---------- 页头（内页） ---------- */
.page-head { padding: var(--space-16) 0 var(--space-12); }
.page-head .lead { margin-top: var(--space-4); max-width: 38em; }
.page-head--deep {
  background: var(--bg-footer); color: #fff;
  padding: var(--space-16) 0 var(--space-12);
}
.page-head--deep h1 { color: #fff; }
.page-head--deep .lead { color: rgba(255,255,255,.85); }

/* ---------- 面包屑 ---------- */
.breadcrumb { padding: var(--space-4) 0 0; font-size: var(--fs-small); color: var(--gray-500); }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.breadcrumb li + li::before { content: "/"; margin-right: var(--space-2); color: var(--gray-400); }
.breadcrumb a { color: var(--gray-500); }
.breadcrumb a:hover { color: var(--brand-blue); }
.breadcrumb [aria-current] { color: var(--gray-700); }

/* ---------- 筛选 Tab ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: var(--space-3); margin: var(--space-8) 0 var(--space-12); }
.tabs a {
  display: inline-flex; align-items: center; height: 40px; padding: 0 20px;
  border-radius: 999px; border: 1px solid var(--border-strong);
  color: var(--gray-600); font-size: var(--fs-small); text-decoration: none;
  transition: all 150ms var(--ease);
}
.tabs a:hover { border-color: var(--brand-blue); color: var(--brand-blue); text-decoration: none; }
.tabs a.is-active { background: var(--brand-blue); border-color: var(--brand-blue); color: #fff; }

/* ---------- 案例卡 ---------- */
.case-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; text-decoration: none; }
.case-card:hover { text-decoration: none; }
.case-card__cover {
  position: relative; aspect-ratio: 16 / 9;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--brand-blue-deep), var(--brand-blue));
}
.case-card__cover[data-industry="园区"] { background: linear-gradient(135deg, var(--brand-blue-mid), var(--brand-blue)); }
.case-card__cover[data-industry="制造企业"] { background: linear-gradient(135deg, var(--brand-blue-deep), var(--brand-blue-mid)); }
.case-card__cover[data-industry="高校"] { background: linear-gradient(135deg, var(--brand-teal-dark), #2E9B7E); }
.case-card__cover[data-industry="医疗机构"],
.case-card__cover[data-industry="政企机关"] { background: linear-gradient(135deg, var(--brand-blue), #2E9B7E); }
.case-card__cover[data-industry="写字楼"] { background: linear-gradient(135deg, var(--brand-blue-mid), var(--brand-blue)); }
.case-card__cover svg { width: 64px; height: 64px; color: rgba(255,255,255,.6); }
.case-card__cover .tag { position: absolute; top: var(--space-3); left: var(--space-3); }
.case-card__body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-2); flex: 1; }
.case-card__body h3 { font-size: var(--fs-h3); }
.case-card__date { margin-top: auto; padding-top: var(--space-4); }

/* ---------- 资讯行式列表 ---------- */
.news-list { border-top: 1px solid var(--border); }
.news-item {
  display: block; padding: var(--space-6) var(--space-4);
  border-bottom: 1px solid var(--border); text-decoration: none;
  transition: background-color 150ms var(--ease);
}
.news-item:hover { background: var(--gray-50); text-decoration: none; }
.news-item__meta { display: flex; align-items: center; gap: var(--space-4); margin-bottom: var(--space-2); }
.news-item h3 { font-size: 18px; color: var(--gray-900); }
.news-item:hover h3 { color: var(--brand-blue); }
.news-item__summary {
  font-size: var(--fs-small); color: var(--gray-600); margin-top: var(--space-1);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.news-item__date { color: var(--gray-500); }

/* ---------- 分页 ---------- */
.pagination { display: flex; gap: var(--space-2); margin-top: var(--space-12); flex-wrap: wrap; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 32px; height: 32px; padding: 0 var(--space-2); border-radius: 6px;
  font-size: var(--fs-small); text-decoration: none;
  border: 1px solid var(--border); color: var(--gray-600);
}
.pagination a:hover { border-color: var(--brand-blue); color: var(--brand-blue); text-decoration: none; }
.pagination .is-current { background: var(--brand-blue); border-color: var(--brand-blue); color: #fff; }
.pagination span.is-disabled { color: var(--gray-400); border-color: var(--border); }

/* ---------- 空状态 ---------- */
.empty-state {
  text-align: center; padding: var(--space-16) var(--space-6);
  color: var(--gray-500); border: 1px dashed var(--border-strong); border-radius: 12px;
}

/* ---------- 表单 ---------- */
.form-note { font-size: var(--fs-small); color: var(--gray-500); margin-bottom: var(--space-6); }
.form-field { margin-bottom: var(--space-6); }
.form-field label { display: block; font-size: var(--fs-small); font-weight: 600; color: var(--gray-700); margin-bottom: var(--space-2); }
.form-field .req { color: var(--danger); margin-left: 2px; }

.form-field input[type="text"],
.form-field input[type="tel"],
.form-field input[type="email"],
.form-field select,
.form-field textarea {
  width: 100%; height: 48px; padding: 0 16px;
  background: var(--bg-page); border: 1px solid var(--border-strong); border-radius: 8px;
  font-size: 16px; font-family: inherit; color: var(--gray-700);
  transition: border-color 150ms var(--ease), box-shadow 150ms var(--ease);
}
.form-field textarea { height: auto; min-height: 120px; padding: var(--space-3) 16px; resize: vertical; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(40,101,204,.15);
}
.form-field input:disabled, .form-field textarea:disabled { background: var(--gray-100); }
.form-field .helper { font-size: var(--fs-small); color: var(--gray-500); margin-top: var(--space-1); }

.form-field.has-error input, .form-field.has-error textarea, .form-field.has-error select {
  border-color: var(--danger); box-shadow: 0 0 0 3px rgba(194,59,59,.12);
}
.field-error { display: flex; align-items: center; gap: var(--space-1); font-size: var(--fs-small); color: var(--danger); margin-top: var(--space-1); }
.field-error svg { flex: none; }

/* 胶囊单选 */
.capsule-group { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.capsule {
  position: relative; display: inline-flex; align-items: center;
  border: 1px solid var(--border-strong); border-radius: 999px;
  padding: 8px 16px; cursor: pointer; font-size: var(--fs-small); color: var(--gray-600);
  transition: all 150ms var(--ease);
}
.capsule input {
  position: absolute; opacity: 0; appearance: none; inset: 0; margin: 0; cursor: pointer;
}
.capsule:hover { border-color: var(--brand-blue); }
.capsule:has(input:checked) { background: var(--brand-blue-soft); border-color: var(--brand-blue); color: var(--brand-blue); font-weight: 500; }
.capsule:has(input:focus-visible) { outline: 2px solid var(--brand-blue); outline-offset: 2px; }

/* 提示条 */
.form-alert {
  display: flex; align-items: flex-start; gap: var(--space-3);
  padding: 16px 24px; border-radius: 8px; margin-bottom: var(--space-6);
  font-size: var(--fs-small);
}
.form-alert svg { flex: none; margin-top: 2px; }
.form-alert--success { background: var(--success-bg); border-left: 4px solid var(--success); color: var(--success); }
.form-alert--error { background: var(--danger-bg); border-left: 4px solid var(--danger); color: var(--danger); }

.form-submit { width: 100%; }
.form-actions { margin-top: var(--space-8); }

/* ---------- 首页专用 ---------- */
.pain-cards .card p { color: var(--gray-600); }
.promise-card h3 { margin-bottom: var(--space-2); }
.industry-grid .card { display: flex; flex-direction: column; }
.industry-grid .card .tag { align-self: flex-start; margin-bottom: var(--space-3); }
.industry-grid .card .text-link { margin-top: auto; padding-top: var(--space-4); }

/* 信任条 */
.trust-band { background: var(--gray-50); padding: var(--space-12) 0; }
.trust-band__inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.trust-item { display: flex; align-items: center; gap: var(--space-3); color: var(--gray-700); font-weight: 500; }
.trust-item svg { color: var(--brand-teal); flex: none; }

/* 软硬一体示意 */
.soft-hard { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: stretch; }
.soft-hard__panel {
  background: var(--brand-blue-soft); border-radius: 12px; padding: var(--space-8);
  display: flex; flex-direction: column; gap: var(--space-4);
}
.soft-hard__panel h3 { color: var(--brand-blue-deep); }
.soft-hard__item {
  background: var(--bg-page); border-radius: 8px; padding: var(--space-3) var(--space-4);
  display: flex; align-items: center; gap: var(--space-3);
  font-size: var(--fs-small); color: var(--gray-700); border: 1px solid var(--border);
}
.soft-hard__item svg { color: var(--brand-blue); flex: none; }
.soft-hard__flow { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: var(--space-2); grid-column: 1 / -1; margin-top: calc(-1 * var(--space-6)); }
.soft-hard__flow .tag--blue { background: var(--brand-blue); color: #fff; }
.soft-hard__caption { text-align: center; color: var(--gray-500); font-size: var(--fs-small); margin-top: var(--space-8); }
.soft-hard__lead { max-width: 760px; margin-bottom: var(--space-8); color: var(--gray-600); }

/* ---------- 产品页：Z 字分栏 ---------- */
.product-block { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16); align-items: center; }
.product-block + .product-block { margin-top: 0; }
.product-block__visual {
  background: var(--brand-blue-soft); border-radius: 12px; padding: var(--space-8);
  display: flex; align-items: center; justify-content: center; min-height: 260px;
}
.product-block__visual svg { width: 200px; height: 200px; color: var(--brand-blue); }
.product-block--flip .product-block__visual { order: -1; }
.product-block ul { margin: var(--space-4) 0 var(--space-6); display: grid; gap: var(--space-2); }
.product-block ul li { display: flex; gap: var(--space-2); align-items: flex-start; color: var(--gray-600); font-size: var(--fs-small); }
.product-block ul svg { color: var(--brand-teal); flex: none; margin-top: 3px; }
.product-block .section { padding: 0; }
.product-block-row { padding: var(--space-16) 0; }

/* 硬件参数卡 */
.hw-card__visual {
  height: 96px; border-radius: 8px; background: var(--gray-50);
  display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-4);
}
.hw-card__visual svg { width: 48px; height: 48px; color: var(--brand-blue); }
.hw-card .tag--warning { margin-top: var(--space-3); }

/* SmartKiosk 深色横幅 */
.kiosk-band {
  background: var(--bg-footer); color: #fff; border-radius: 12px;
  padding: var(--space-16) var(--space-8);
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: center;
}
.kiosk-band h2 { color: #fff; margin-bottom: var(--space-4); }
.kiosk-band p { color: rgba(255,255,255,.8); }
.kiosk-code {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.15);
  border-radius: 8px; padding: var(--space-6);
  font-family: var(--font-mono); font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.85);
  overflow-x: auto;
}
.kiosk-code .k { color: var(--brand-teal); }

/* ---------- 解决方案：编辑式行业区块 ---------- */
.sol-row {
  display: grid; grid-template-columns: 4fr 8fr; gap: var(--space-8);
  padding: var(--space-12) 0; border-top: 1px solid var(--border);
}
.sol-row:last-of-type { border-bottom: 1px solid var(--border); }
.sol-row__side { display: flex; gap: var(--space-4); align-items: flex-start; }
.sol-row__icon {
  width: 64px; height: 64px; flex: none; border-radius: 12px;
  background: var(--brand-blue-soft); color: var(--brand-blue);
  display: flex; align-items: center; justify-content: center;
}
.sol-row__icon svg { width: 32px; height: 32px; }
.sol-row__side h3 { margin-bottom: var(--space-2); }
.sol-row__tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.sol-row__body p { color: var(--gray-600); max-width: 38em; }
.sol-row__body .text-link { margin-top: var(--space-4); }

/* 开放集成星型图 */
.integrate { display: flex; justify-content: center; }
.integrate svg { width: 100%; max-width: 640px; height: auto; }

/* 定制能力胶囊 */
.custom-caps { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.custom-caps .capsule { pointer-events: none; }

/* ---------- 详情阅读版式 ---------- */
.article-head { padding: var(--space-8) 0 var(--space-8); }
.article-head .meta { display: flex; align-items: center; gap: var(--space-4); margin: var(--space-4) 0; flex-wrap: wrap; }
.article-head .lead {
  background: var(--bg-alt); border-left: 4px solid var(--brand-blue);
  padding: var(--space-4) var(--space-6); border-radius: 0 8px 8px 0;
}
.prose { max-width: 760px; margin: 0 auto; overflow-wrap: break-word; }
.prose h2, .prose h3 { margin: var(--space-12) 0 var(--space-4); }
.prose h3 { font-size: var(--fs-h3); }
.prose p { margin-bottom: var(--space-4); color: var(--gray-700); }
.prose ul, .prose ol { margin: 0 0 var(--space-4) 1.5em; list-style: disc; }
.prose ol { list-style: decimal; }
.prose li { margin-bottom: var(--space-2); }
.prose blockquote {
  margin: var(--space-6) 0; padding: var(--space-2) var(--space-6);
  border-left: 3px solid var(--gray-300); color: var(--gray-600);
}
.prose code {
  font-family: var(--font-mono); font-size: 14px;
  background: var(--gray-100); border-radius: 4px; padding: 2px 6px;
}
.prose pre { background: var(--gray-100); border-radius: 8px; padding: var(--space-4); overflow-x: auto; }
.prose pre code { background: none; padding: 0; }
.prose a { text-decoration: underline; }
.prose img { margin: var(--space-6) auto; border-radius: 8px; }

/* ---------- 联系页 ---------- */
.contact-layout { display: grid; grid-template-columns: 7fr 5fr; gap: var(--space-8); align-items: start; }
.contact-form-card {
  border: 1px solid var(--border); border-radius: 12px;
  padding: var(--space-8); background: var(--bg-page);
}
.contact-aside { background: var(--gray-50); border-radius: 12px; padding: var(--space-8); }
.contact-aside h3 { margin-bottom: var(--space-6); }
.contact-aside dl { display: grid; gap: var(--space-5); }
.contact-aside dt { font-size: var(--fs-caption); color: var(--gray-500); letter-spacing: 0.02em; margin-bottom: var(--space-1); }
.contact-aside dd { margin: 0; color: var(--gray-700); }
.contact-aside dd.tel { font-size: 20px; font-weight: 600; color: var(--brand-blue); }
.contact-aside__qr {
  width: 96px; height: 96px; background: var(--bg-page);
  border: 1px dashed var(--border-strong); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  margin-top: var(--space-6); color: var(--gray-500); font-size: var(--fs-caption);
}

/* 联系页：联系人列表 */
.contact-people { list-style: none; margin: 0 0 var(--space-6); padding: 0; display: grid; gap: var(--space-3); }
.contact-person {
  background: var(--bg-page); border: 1px solid var(--border); border-radius: 10px;
  padding: var(--space-4);
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
}
.contact-person__info { min-width: 0; }
.contact-person__qr { text-align: center; flex: none; }
.contact-person__qr img {
  display: block; width: 76px; height: 76px; border-radius: 6px;
  border: 1px solid var(--border); background: #fff; padding: 3px;
}
.contact-person__qr span { display: block; margin-top: 2px; font-size: 11px; color: var(--gray-500); }
.contact-person__head { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-1); }
.contact-person__name { font-weight: 600; color: var(--gray-900); }
.contact-person__role {
  font-size: var(--fs-caption); color: var(--brand-teal-dark);
  background: var(--brand-teal-soft); border-radius: 4px; padding: 2px 6px;
}
.contact-person__tel {
  display: block; font-size: 18px; font-weight: 600; color: var(--brand-blue);
  text-decoration: none; font-variant-numeric: tabular-nums; letter-spacing: 0.01em;
}
.contact-person__tel:hover { text-decoration: underline; }
.contact-person__mail { display: block; font-size: var(--fs-small); color: var(--gray-600); word-break: break-all; }
.contact-person__mail:hover { color: var(--brand-blue); }

/* 联系页：微信二维码 */
.contact-qr {
  display: flex; align-items: center; gap: var(--space-4);
  background: var(--bg-page); border: 1px solid var(--border); border-radius: 10px;
  padding: var(--space-4); margin-bottom: var(--space-6);
}
.contact-qr img { border-radius: 6px; flex: none; }
.contact-qr p { margin: 0; font-size: var(--fs-small); color: var(--gray-700); line-height: 1.6; }
.contact-qr p span { font-size: var(--fs-caption); color: var(--gray-500); }
.contact-meta a { color: var(--gray-700); word-break: break-all; }
.contact-meta a:hover { color: var(--brand-blue); }
.contact-meta__note { font-size: var(--fs-caption); color: var(--gray-500); }

/* ---------- 关于页 ---------- */
.brand-quote { text-align: center; padding: var(--space-12) 0 var(--space-8); }
.about-banner {
  background: var(--brand-blue-soft); border-radius: 12px; height: 200px;
  display: flex; align-items: center; padding: 0 var(--space-8);
  position: relative; overflow: hidden; margin-bottom: var(--space-12);
}
.about-banner::after {
  content: ""; position: absolute; right: -40px; top: 50%; transform: translateY(-50%);
  width: 260px; height: 260px; opacity: .15;
  background: url("/assets/brand/icon-256.png") no-repeat center / contain;
}
.about-banner p { font-size: var(--fs-body-lg); color: var(--brand-blue-deep); max-width: 24em; }
.info-card { background: var(--bg-alt); border-radius: 12px; padding: var(--space-8); }
.info-card dl { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); margin-top: var(--space-6); }
.info-card dt { font-size: var(--fs-caption); color: var(--gray-500); margin-bottom: var(--space-1); }
.info-card dd { margin: 0; }
.brand-usage { font-size: var(--fs-caption); color: var(--gray-500); margin-top: var(--space-8); }
.about-people { list-style: none; margin: var(--space-6) 0 0; padding: 0; display: grid; gap: var(--space-3); }
.about-people li {
  display: flex; align-items: center; gap: var(--space-3);
  font-size: var(--fs-small); color: var(--gray-600);
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  padding: var(--space-3) var(--space-4);
}
.about-people__info { flex: 1 1 auto; min-width: 0; display: flex; align-items: baseline; gap: var(--space-2); flex-wrap: wrap; }
.about-people__name { font-weight: 600; color: var(--gray-900); }
.about-people__role { font-size: var(--fs-caption); color: var(--brand-teal-dark); }
.about-people__mail { font-weight: 400 !important; font-size: var(--fs-caption) !important; color: var(--gray-600) !important; margin-left: 0 !important; word-break: break-all; }
.about-people__mail:hover { color: var(--brand-blue) !important; text-decoration: underline; }
.about-people__qr {
  flex: none; width: 64px; height: 64px; border-radius: 6px;
  border: 1px solid var(--border); background: #fff; padding: 3px;
}
.about-people a {
  font-weight: 600; color: var(--brand-blue); text-decoration: none;
  font-variant-numeric: tabular-nums;
}
.about-people a:hover { text-decoration: underline; }

/* ---------- 悬浮 CTA（移动端） ---------- */
.float-cta {
  position: fixed; right: 16px; bottom: 16px; z-index: 40;
  display: none; height: 56px; padding: 0 24px; border-radius: 999px;
  background: var(--brand-blue); color: #fff; align-items: center;
  font-size: 16px; font-weight: 500; text-decoration: none;
  box-shadow: 0 4px 12px rgba(22,32,46,.2);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity 180ms var(--ease), transform 180ms var(--ease), visibility 180ms var(--ease),
              background-color 150ms var(--ease);
}
.float-cta.is-visible { opacity: 1; visibility: visible; transform: none; }
.float-cta:hover { background: var(--brand-blue-hover); text-decoration: none; }
@media (max-width: 767px) { .float-cta { display: inline-flex; } }
/* 抽屉/菜单打开（body 锁滚）时隐藏悬浮胶囊，不遮抽屉按钮 */
body.no-scroll .float-cta { opacity: 0; visibility: hidden; transform: translateY(8px); }

/* ---------- 响应式 ---------- */
@media (max-width: 1023px) {
  .site-nav, .site-header__cta { display: none; }
  .nav-toggle { display: flex; }
  .drawer-mask.open { display: block; }
  .hero__inner, .product-block, .kiosk-band { grid-template-columns: 1fr; }
  .product-block--flip .product-block__visual { order: 0; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .sol-row { grid-template-columns: 1fr; gap: var(--space-6); }
  .section { padding: 80px 0; }
}
@media (max-width: 767px) {
  .container { padding: 0 var(--space-4); }
  .section { padding: 56px 0; }
  /* 悬浮 CTA 遮挡避让：页脚底条预留胶囊高度 */
  .site-footer__bottom { padding-bottom: 80px; }
  .grid-4, .grid-3, .grid-2, .contact-layout, .soft-hard { grid-template-columns: 1fr; }
  .trust-band__inner { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
  .cta-band__actions .btn, .form-submit { width: 100%; }
  .hero { padding: var(--space-16) 0 0; }
  .hero__inner { max-width: 100%; }
  .hero h1 { max-width: 100%; }
  .hero__art { max-width: 100%; margin-top: 32px; }
  .hero__art img { height: auto; aspect-ratio: auto; object-fit: contain; object-position: center; }
  .hero__art::before { inset: -8px; }
  .hero__trust { margin-top: 32px; }
  .contact-form-card { padding: var(--space-6); }
  .info-card dl { grid-template-columns: 1fr; }
  .form-actions .btn { width: 100%; }
}
@media (max-width: 767px) {
  .contact-layout .contact-aside { order: 2; }
  .contact-layout .contact-form-card { order: 1; }
}
@media (max-width: 480px) {
  .site-footer__grid { grid-template-columns: 1fr; }
}

/* ---------- 动效 ---------- */
@keyframes shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.field-error { animation: shake 160ms var(--ease) 1; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 产品/案例配图 ---------- */
.product-shot { width: 100%; height: auto; border-radius: 16px; border: 1px solid var(--border); box-shadow: 0 8px 28px rgba(27,61,145,.10); display: block; }
.case-card__img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.case-card__cover img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
@media (max-width: 767px) { .card { padding: var(--space-6); } }

/* ---------- 生产级细节打磨 ---------- */
::selection { background: rgba(42,97,230,.18); }
:focus-visible { outline: 2px solid var(--brand-blue); outline-offset: 2px; border-radius: 4px; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { text-rendering: optimizeLegibility; }

/* 图片轻交互 */
.product-shot { transition: transform 240ms var(--ease), box-shadow 240ms var(--ease); }
a:hover .product-shot, .card:hover .product-shot { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(27,61,145,.16); }
.case-card__cover { overflow: hidden; }
.case-card__cover img { transition: transform 300ms var(--ease); }
.case-card:hover .case-card__cover img { transform: scale(1.04); }

/* 标题层级微调：h2 前品牌短线 */
.section-head h2 { position: relative; padding-left: 18px; }
.section-head h2::before {
  content: ""; position: absolute; left: 0; top: .28em;
  width: 4px; height: 1.1em; border-radius: 2px;
  background: linear-gradient(180deg, var(--brand-blue), var(--brand-blue-mid));
}

/* 页脚品牌区细线与链接质感 */
.site-footer__brand img { opacity: .95; }
.footer-contacts__tel:hover { color: #fff; }
.site-footer a { transition: color 150ms var(--ease); }

/* tag 统一质感 */
.tag { border: 1px solid transparent; }

/* ---------- 错误页 ---------- */
.err-code {
  font-size: clamp(96px, 16vw, 160px); font-weight: 800; line-height: 1;
  letter-spacing: -.02em; margin: 0 0 8px;
  background: linear-gradient(135deg, #55C8B5, #fff 60%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ===== About 释易（高端品牌页） ===== */
.about-hero {
  background: linear-gradient(135deg, var(--brand-blue-deep) 0%, var(--brand-blue) 62%, var(--brand-blue-mid) 100%);
  position: relative;
  overflow: hidden;
  padding: var(--space-32) 0;
  color: #fff;
}
.about-hero::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(560px 360px at 86% 18%, rgba(85,200,181,.22), transparent 70%);
  pointer-events: none;
}
.about-hero .container { position: relative; z-index: 1; }
.about-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 64px;
  align-items: center;
}
.about-hero__eyebrow {
  font-size: 13px; letter-spacing: .28em; font-weight: 600;
  color: var(--brand-teal);
  margin: 0 0 var(--space-4);
}
.about-hero h1 {
  font-size: var(--fs-display);
  line-height: var(--lh-display);
  margin: 0 0 var(--space-5);
  letter-spacing: .02em;
  color: #fff;
  max-width: 100%;
  text-shadow: 0 2px 24px rgba(0,20,60,.18);
}
.about-hero__lead {
  font-size: var(--fs-body-lg);
  line-height: 1.85;
  color: rgba(255,255,255,.86);
  margin: 0 0 var(--space-5);
  max-width: 34em;
}
.about-hero__slogan {
  font-size: var(--fs-h3);
  font-weight: 600;
  color: rgba(255,255,255,.92);
  margin: 0;
  padding-left: 16px;
  border-left: 3px solid var(--brand-teal);
}
.about-hero__slogan span { color: var(--brand-teal); }
.about-hero__visual {
  position: relative;
  padding: 0 0 56px 0;
}
.about-hero__img-main {
  width: 100%; height: auto; display: block;
  border-radius: 18px;
  box-shadow: 0 32px 64px rgba(0,0,0,.35);
}
.about-hero__img-sub {
  position: absolute; right: -20px; bottom: 0;
  width: 46%; height: auto;
  border-radius: 12px;
  border: 5px solid #fff;
  box-shadow: 0 20px 44px rgba(0,0,0,.3);
}

.about-stats {
  background: var(--gray-900);
  color: #fff;
  padding: var(--space-12) 0;
}
.about-stats__grid {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
.about-stats__grid li {
  text-align: center;
  padding: 0 var(--space-4);
  border-left: 1px solid rgba(255,255,255,.14);
}
.about-stats__grid li:first-child { border-left: 0; }
.about-stats__grid strong {
  display: block;
  font-size: 52px; line-height: 1.1; font-weight: 800;
  background: linear-gradient(120deg, #7EDDCB, var(--brand-teal));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--brand-teal);
}
.about-stats__grid span {
  display: block; margin-top: var(--space-2);
  font-size: var(--fs-caption);
  color: rgba(255,255,255,.72);
  line-height: 1.7;
}

.about-story { display: grid; gap: var(--space-24); }
.about-story__item {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: var(--space-16);
  align-items: center;
}
.about-story__item--flip .about-story__body { order: 2; }
.about-story__item--flip .about-story__media { order: 1; }
.about-story__tag {
  font-size: 13px; letter-spacing: .24em; font-weight: 700;
  color: var(--brand-teal-dark);
  text-transform: uppercase;
  margin: 0 0 var(--space-3);
}
.about-story h2 { margin-top: 0; }
.about-story__body p:not(.about-story__tag) {
  font-size: var(--fs-body-lg); line-height: 1.9; color: var(--gray-600);
}
.about-story__media img {
  width: 100%; height: auto; display: block;
  border-radius: 16px;
  box-shadow: 0 24px 48px rgba(22,32,46,.14);
}

.section--tint { background: var(--brand-blue-soft); }

.about-values .value-card { position: relative; padding-top: var(--space-12); }
.value-card__num {
  position: absolute; top: var(--space-4); right: var(--space-5);
  font-size: 44px; font-weight: 800; line-height: 1;
  color: var(--brand-blue-soft);
}
.value-card--blue .value-card__num { color: rgba(42,97,230,.14); }
.value-card--teal .value-card__num { color: rgba(85,200,181,.2); }
.value-card h3 {
  background: linear-gradient(120deg, var(--brand-blue), var(--brand-blue-mid));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--brand-blue);
}
.value-card--teal h3 {
  background: linear-gradient(120deg, var(--brand-teal-dark), var(--brand-teal));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--brand-teal-dark);
}
.about-company { border-top: 4px solid var(--brand-blue); }

@media (max-width: 1023px) {
  .about-hero { padding: var(--space-24) 0; }
  .about-hero__inner { grid-template-columns: 1fr; gap: var(--space-12); }
  .about-hero__img-sub { right: var(--space-4); bottom: 0; }
  .about-stats__grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-8) var(--space-6); }
  .about-stats__grid li:nth-child(3) { border-left: 0; }
  .about-story__item, .about-story__item--flip { grid-template-columns: 1fr; }
  .about-story__item--flip .about-story__body { order: 1; }
  .about-story__item--flip .about-story__media { order: 2; }
}
@media (max-width: 767px) {
  .about-hero { padding: var(--space-16) 0; }
  .about-hero h1 { font-size: var(--fs-display); }
  .about-hero__visual { padding-bottom: 0; }
  .about-hero__img-sub { position: static; width: 100%; margin-top: var(--space-4); border: 0; }
  .about-stats__grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .about-stats__grid li { border-left: 0; padding: 0; border-top: 1px solid rgba(255,255,255,.14); padding-top: var(--space-4); }
  .about-stats__grid li:first-child { border-top: 0; padding-top: 0; }
  .about-stats__grid strong { font-size: 42px; }
}

/* ===== 预约演示（尊享通道） ===== */
.demo-hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(760px 440px at 78% 8%, rgba(232,200,120,.20), transparent 62%),
    radial-gradient(560px 360px at 8% 92%, rgba(85,200,181,.10), transparent 60%),
    linear-gradient(160deg, #091430 0%, #0E1F4A 42%, #1E3578 100%);
  padding: var(--space-32) 0 var(--space-24);
  text-align: center;
}
.demo-hero::before {
  content: '御'; position: absolute; right: -70px; top: -90px;
  font-size: 400px; font-weight: 800; line-height: 1;
  color: rgba(232,200,120,.035); pointer-events: none; user-select: none;
  z-index: 0;
}
.demo-hero .container { position: relative; z-index: 1; }
.demo-hero__eyebrow {
  display: inline-block; margin: 0 0 var(--space-5);
  font-size: 12px; letter-spacing: .42em; font-weight: 600;
  color: #E8C878;
  padding: 8px 22px;
  border: 1px solid rgba(232,200,120,.45); border-radius: 999px;
  background: rgba(232,200,120,.08);
}
.demo-hero h1 {
  font-size: var(--fs-display); line-height: 1.25; margin: 0 auto var(--space-5);
  max-width: 20em;
  color: #fff; position: relative; z-index: 2;
  text-shadow: 0 2px 28px rgba(4,10,28,.55);
}
.demo-hero h1 em {
  font-style: normal;
  background: linear-gradient(100deg, #F5E3B3 8%, #E8C878 45%, #C89B4B 85%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: #E8C878;
}
.demo-hero__lead {
  max-width: 40em; margin: 0 auto var(--space-6);
  font-size: var(--fs-body-lg); line-height: 1.9; color: rgba(255,255,255,.82);
}
.demo-hero__badges { display: flex; justify-content: center; gap: var(--space-3); flex-wrap: wrap; }
.demo-hero__badges span {
  font-size: var(--fs-small); color: #F0DCA8;
  border: 1px solid rgba(232,200,120,.35); border-radius: 999px;
  padding: 8px 18px; background: rgba(255,255,255,.04);
}

.demo-ritual {
  background: linear-gradient(180deg, #091430 0%, #0E1F4A 100%);
  padding: var(--space-12) 0; border-bottom: 1px solid rgba(232,200,120,.18);
}
.demo-ritual__steps {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6);
}
.demo-ritual__steps li { position: relative; text-align: center; padding: 0 var(--space-3); }
.demo-ritual__steps li:not(:last-child)::after {
  content: '›'; position: absolute; right: -14px; top: 6px;
  font-size: 26px; color: rgba(232,200,120,.4);
}
.demo-ritual__steps strong {
  display: block; font-size: 24px; letter-spacing: .18em;
  background: linear-gradient(100deg, #F5E3B3, #E8C878);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: #E8C878;
  margin-bottom: var(--space-2);
}
.demo-ritual__steps span { font-size: var(--fs-caption); color: rgba(255,255,255,.66); line-height: 1.7; display: block; max-width: 15em; margin: 0 auto; }

.demo-layout {
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: var(--space-16); align-items: start;
}
.demo-form-card {
  position: relative;
  background: #fff; border-radius: 16px;
  border-top: 3px solid #E8C878;
  box-shadow: 0 20px 56px rgba(9,20,48,.22);
  padding: var(--space-12);
}
.demo-form-card::before {
  content: ''; position: absolute; top: -3px; left: 50%; transform: translateX(-50%);
  width: 88px; height: 3px;
  background: linear-gradient(90deg, transparent, #E8C878, transparent);
}
.demo-form-card__head h2 { margin: 0 0 var(--space-2); }
.demo-form-card__head p { margin: 0 0 var(--space-6); color: var(--gray-600); }
.demo-aside { display: grid; gap: var(--space-6); }
.demo-privilege {
  background: linear-gradient(160deg, #FAF4E6, #F0E4C8);
  border: 1px solid rgba(200,155,75,.35); border-radius: 14px;
  padding: var(--space-8);
}
.demo-privilege h3 {
  margin: 0 0 var(--space-5); font-size: var(--fs-h3);
  color: #8A6420; letter-spacing: .08em;
}
.demo-privilege ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-5); }
.demo-privilege li strong { display: block; color: var(--gray-900); margin-bottom: 2px; }
.demo-privilege li span { font-size: var(--fs-small); color: var(--gray-600); line-height: 1.7; }
.demo-hotline {
  background: var(--gray-900); color: #fff; border-radius: 14px;
  padding: var(--space-8); text-align: center;
}
.demo-hotline__label { margin: 0 0 var(--space-2); color: rgba(255,255,255,.6); font-size: var(--fs-small); }
.demo-hotline__tel {
  font-size: 30px; font-weight: 800; color: #E8C878; text-decoration: none;
  font-variant-numeric: tabular-nums; letter-spacing: .02em;
}
.demo-hotline__tel:hover { text-decoration: underline; }
.demo-hotline__note { margin: var(--space-2) 0 0; font-size: var(--fs-caption); color: rgba(255,255,255,.55); }

@media (max-width: 1023px) {
  .demo-hero { padding: var(--space-24) 0 var(--space-16); }
  .demo-hero::before { font-size: 260px; right: -50px; top: -50px; }
  .demo-ritual__steps { grid-template-columns: repeat(2, 1fr); gap: var(--space-8) var(--space-6); }
  .demo-ritual__steps li:nth-child(2)::after { content: none; }
  .demo-layout { grid-template-columns: 1fr; }
  .demo-form-card { padding: var(--space-8); }
}
@media (max-width: 767px) {
  .demo-hero { padding: var(--space-16) 0; }
  .demo-hero h1 { font-size: var(--fs-display); }
  .demo-ritual__steps { grid-template-columns: 1fr; }
  .demo-ritual__steps li::after { content: none !important; }
}

/* ===== 页脚升级 ===== */
.site-footer {
  position: relative; overflow: hidden;
  background:
    radial-gradient(640px 320px at 88% 0%, rgba(42,97,230,.22), transparent 65%),
    radial-gradient(480px 260px at 4% 100%, rgba(85,200,181,.10), transparent 60%),
    linear-gradient(180deg, #101A2E 0%, #0B1220 100%);
  border-top: 1px solid rgba(255,255,255,.06);
}
.site-footer::before {
  content: ''; position: absolute; left: 50%; top: 0; transform: translateX(-50%);
  width: 720px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232,200,120,.55), transparent);
}
.site-footer h3 {
  color: #E8C878; opacity: 1;
  font-size: 13px; letter-spacing: .22em;
  padding-bottom: 10px; margin-bottom: var(--space-4);
  position: relative;
}
.site-footer h3::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 22px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, #E8C878, rgba(232,200,120,.15));
}
.site-footer__brand img { height: 56px; }
.site-footer__slogan {
  font-size: var(--fs-body); color: rgba(255,255,255,.72);
  letter-spacing: .06em; margin-top: 2px;
}
.site-footer__grid { padding: var(--space-24) 0 var(--space-16); }
.site-footer a:hover { color: #E8C878; text-decoration: none; }
.footer-contacts__name { color: #fff; font-weight: 600; }
.footer-contacts__tel { font-variant-numeric: tabular-nums; }
.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: var(--space-5) 0 var(--space-6);
  display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap;
  font-size: var(--fs-caption); color: rgba(255,255,255,.5);
}
.site-footer__bottom a { color: rgba(255,255,255,.6); }
.site-footer__beian { display: inline-flex; align-items: center; gap: var(--space-4); }

/* 页脚品牌区升级 */
.site-footer__cta {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: var(--space-5);
  padding: 11px 22px; border-radius: 10px;
  font-size: var(--fs-small); font-weight: 600; color: #14203A !important;
  background: linear-gradient(100deg, #F5E3B3, #E8C878);
  box-shadow: 0 8px 22px rgba(232,200,120,.22);
  transition: transform .2s, box-shadow .2s;
}
.site-footer__cta:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(232,200,120,.32); color: #14203A !important; }
.site-footer__meta {
  margin: var(--space-5) 0 0; display: flex; gap: var(--space-4); flex-wrap: wrap;
  font-size: var(--fs-caption); color: rgba(255,255,255,.42);
}
.site-footer__meta span { position: relative; padding-left: 12px; }
.site-footer__meta span::before {
  content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 4px; height: 4px; border-radius: 50%; background: #E8C878; opacity: .6;
}

/* demo 页右栏补足视觉重量 */
.demo-aside { gap: var(--space-5); }
.demo-privilege li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; align-items: start; }
.demo-privilege li::before {
  content: '✓'; grid-row: 1 / span 2;
  width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 12px; font-weight: 700; color: #8A6420;
  background: rgba(200,155,75,.18);
}
.demo-privilege li strong, .demo-privilege li span { grid-column: 2; }
.demo-trust {
  background: #fff; border: 1px solid var(--border); border-radius: 14px;
  padding: var(--space-6) var(--space-8);
}
.demo-trust h3 {
  margin: 0 0 var(--space-3); font-size: var(--fs-caption);
  letter-spacing: .18em; color: var(--gray-500);
}
.demo-trust ul { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2); }
.demo-trust li {
  font-size: var(--fs-small); color: var(--gray-700);
  display: flex; align-items: center; gap: 8px;
}
.demo-trust li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--brand-teal); flex: none; }
@media (max-width: 767px) {
  .site-footer__grid { padding: var(--space-16) 0 var(--space-8); }
  .demo-form-card { padding: var(--space-6); }
}

/* ===== 内容运营增强：封面卡片 / 详情 hero / 富文本媒体 / 预览角标 ===== */
/* 资讯卡片（带封面横排） */
.news-item { display: block; }
.news-item.has-cover { display: flex; gap: 20px; align-items: flex-start; }
.news-item__cover { flex: 0 0 220px; }
.news-item__cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 10px; display: block; }
.news-item__main { flex: 1; min-width: 0; }
@media (max-width: 720px) {
  .news-item.has-cover { flex-direction: column; gap: 12px; }
  .news-item__cover { flex: none; width: 100%; }
}

/* 详情页 hero：品牌渐变 + 大标题，比普通 article-head 更有档次 */
.article-head {
  background:
    radial-gradient(1200px 400px at 85% -10%, rgba(85, 200, 181, .12), transparent 60%),
    radial-gradient(900px 420px at 0% 110%, rgba(42, 97, 230, .10), transparent 55%),
    linear-gradient(180deg, #f6f9ff 0%, #ffffff 100%);
  border-bottom: 1px solid var(--gray-100);
}
.article-head h1 { font-size: clamp(26px, 4vw, 40px); letter-spacing: .5px; }
.article-head .lead { max-width: 720px; }

/* 详情封面大图 */
.detail-cover { width: 100%; aspect-ratio: 21 / 9; object-fit: cover; border-radius: 14px; box-shadow: 0 12px 32px rgba(20, 40, 90, .14); margin: calc(var(--space-8) * -1) 0 var(--space-8); }
@media (max-width: 720px) { .detail-cover { aspect-ratio: 16 / 9; } }

/* 富文本内的图片/视频/表格档次化 */
.prose img, .prose video { display: block; max-width: 100%; border-radius: 10px; box-shadow: 0 6px 20px rgba(20, 40, 90, .10); }
.prose video { width: 100%; background: #000; }
.prose table { width: 100%; border-collapse: collapse; margin: var(--space-6) 0; font-size: 14px; }
.prose th, .prose td { border: 1px solid var(--gray-200); padding: 10px 12px; text-align: left; }
.prose th { background: var(--gray-50); font-weight: 600; }
.prose h1 { font-size: var(--fs-h2); }

/* 管理员预览角标 */
.preview-banner {
  position: sticky; top: 0; z-index: 60;
  background: linear-gradient(90deg, #c89b4b, #e8c878);
  color: #2a2110; font-size: 13px; font-weight: 600;
  text-align: center; padding: 8px 16px;
}