/* ============================================================
   ROVTEK Design System — 网站主题令牌与全局样式
   色板来源：ROVTEK_DESIGN_SYSTEM.md (v1.0)
   技术栈：Bootstrap 5.3 (data-bs-theme="dark") 重映射，不引入新框架
   ============================================================ */

/* ---- 设计令牌 (Design Tokens) ----
   命名遵循设计系统第 4 节；具体取值严格来自第 2 节色板。 */
:root {
  /* color tokens */
  --rv-color-app-bg: #0F172A;            /* App 背景：深海军蓝 */
  --rv-color-panel: #172536;             /* 面板背景 */
  --rv-color-primary: #FF8A00;           /* 品牌橙：主操作 / 关键操作 */
  --rv-color-primary-hover: #FFA326;
  --rv-color-primary-active: #E67C00;
  --rv-color-primary-highlight: #FFC107; /* 高亮黄：次级强调 */
  --rv-color-accent: #2E7DFF;            /* 科技蓝：选中 / 链接 / 辅助 */
  --rv-color-success: #20B486;           /* 成功绿：成功 / 正向状态 */
  --rv-color-text: #F8FAFC;              /* 主要文字 */
  --rv-color-text-secondary: #94A3B8;    /* 次要文字 */
  --rv-color-border: #334155;            /* 边框与分割线 */

  /* typography tokens */
  --rv-font-sans: "Inter", -apple-system, "Segoe UI", "Microsoft YaHei",
                  Roboto, Helvetica, Arial, sans-serif;

  /* radius / border / shadow tokens */
  --rv-radius: 10px;
  --rv-radius-pill: 999px;
  --rv-border: 1px solid var(--rv-color-border);
  --rv-shadow: 0 8px 24px rgba(0, 0, 0, .35);

  /* layout tokens */
  --rv-nav-height: 72px;
  --rv-max-width: 1220px;
}

/* ---- 重映射 Bootstrap 5.3 暗色主题变量到 ROVTEK 色板 ----
   业务组件不再硬编码颜色，统一经由上述令牌。 */
[data-bs-theme="dark"] {
  --bs-body-bg: var(--rv-color-app-bg);
  --bs-body-color: var(--rv-color-text);
  --bs-secondary-color: var(--rv-color-text-secondary);
  --bs-emphasis-color: var(--rv-color-text);
  --bs-border-color: var(--rv-color-border);
  --bs-border-color-translucent: rgba(51, 65, 85, .6);

  --bs-primary: #FF8A00;
  --bs-primary-rgb: 255, 138, 0;
  --bs-link-color: var(--rv-color-accent);
  --bs-link-hover-color: var(--rv-color-primary);

  --bs-card-bg: var(--rv-color-panel);
  --bs-card-border-color: var(--rv-color-border);
  --bs-card-cap-bg: #1D3145;

  --bs-secondary-bg: var(--rv-color-panel);
  --bs-tertiary-bg: #1B2C3F;

  --bs-success: #20B486;
  --bs-success-rgb: 32, 180, 134;

  --bs-focus-ring-color: rgba(255, 138, 0, .55);
}

/* 全局字体与背景兜底 */
body {
  font-family: var(--rv-font-sans);
  background-color: var(--rv-color-app-bg);
  color: var(--rv-color-text);
}

/* ============================ 顶部导航 ============================ */
.rv-navbar {
  background: var(--rv-color-app-bg);
  border-bottom: var(--rv-border);
  min-height: var(--rv-nav-height);
}

.rv-navbar .navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 850;
  letter-spacing: .08em;
  font-size: 21px;
  color: var(--rv-color-text);
}

.rv-navbar .brand-mark {
  width: 34px;
  height: 34px;
  display: block;
  flex: none;
}

.rv-navbar .navbar-brand:hover,
.rv-navbar .navbar-brand:focus {
  color: var(--rv-color-text);
}

.rv-navbar .nav-link {
  color: var(--rv-color-text-secondary);
  font-size: 14px;
  font-weight: 600;
  padding: .5rem .9rem !important;
  position: relative;
}

.rv-navbar .nav-link:hover {
  color: var(--rv-color-text);
}

.rv-navbar .nav-item.active > .nav-link,
.rv-navbar .nav-link.active {
  color: var(--rv-color-text);
}

/* 激活态：品牌橙下划线（同时提供文字+颜色提示，满足状态可识别规则） */
.rv-navbar .nav-item.active > .nav-link::after,
.rv-navbar .nav-link.active::after {
  content: "";
  position: absolute;
  left: .9rem;
  right: .9rem;
  bottom: -1px;
  height: 2px;
  background: var(--rv-color-primary);
}

.rv-navbar .navbar-toggler {
  border-color: var(--rv-color-border);
}

/* ============================ 按钮 ============================ */
/* 主操作：品牌橙底 + 深色字（橙底白字对比不足，深字更可读） */
.btn-primary {
  --bs-btn-bg: var(--rv-color-primary);
  --bs-btn-border-color: var(--rv-color-primary);
  --bs-btn-color: #0F172A;
  --bs-btn-hover-bg: var(--rv-color-primary-hover);
  --bs-btn-hover-border-color: var(--rv-color-primary-hover);
  --bs-btn-hover-color: #0F172A;
  --bs-btn-active-bg: var(--rv-color-primary-active);
  --bs-btn-active-border-color: var(--rv-color-primary-active);
  --bs-btn-active-color: #0F172A;
  --bs-btn-focus-shadow-rgb: 255, 138, 0;
  --bs-btn-font-weight: 700;
}

.btn-primary:hover {
  box-shadow: 0 6px 18px rgba(255, 138, 0, .30);
}

.btn-outline-primary {
  --bs-btn-color: var(--rv-color-primary);
  --bs-btn-border-color: var(--rv-color-primary);
  --bs-btn-hover-bg: rgba(255, 138, 0, .12);
  --bs-btn-hover-color: var(--rv-color-primary-hover);
  --bs-btn-hover-border-color: var(--rv-color-primary);
  --bs-btn-active-bg: rgba(255, 138, 0, .18);
  --bs-btn-active-color: var(--rv-color-primary-hover);
}

/* ============================ 内容卡片 ============================ */
.card {
  border-radius: var(--rv-radius);
  border-color: var(--rv-color-border);
}

.card .card-title a {
  color: var(--rv-color-text);
  text-decoration: none;
}

.card .card-title a:hover {
  color: var(--rv-color-primary);
}

.card-img-top {
  object-fit: cover;
  height: 220px;
  border-bottom: var(--rv-border);
}

/* ============================ 表单 ============================ */
.form-control,
.form-select {
  background-color: var(--rv-color-panel);
  border-color: var(--rv-color-border);
  color: var(--rv-color-text);
}

.form-control::placeholder {
  color: var(--rv-color-text-secondary);
  opacity: .8;
}

.form-control:focus,
.form-select:focus {
  background-color: var(--rv-color-panel);
  border-color: var(--rv-color-primary);
  color: var(--rv-color-text);
  box-shadow: 0 0 0 .25rem rgba(255, 138, 0, .25);
}

.form-label {
  color: var(--rv-color-text);
}

.form-text,
.text-muted {
  color: var(--rv-color-text-secondary) !important;
}

/* ============================ 页面头图 ============================ */
.page-header {
  background-color: var(--rv-color-app-bg);
  background-size: cover;
  background-position: center;
  border-bottom: 2px solid var(--rv-color-primary);
  padding: 6rem 0;
  margin-bottom: 1rem;
  position: relative;
}

.page-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, .55);
}

.page-header .container {
  position: relative;
  z-index: 1;
}

.page-header h1 {
  font-weight: 700;
  color: var(--rv-color-text);
}

.page-header .lead {
  color: var(--rv-color-text-secondary);
}

/* ============================ 区块内容 ============================ */
.block {
  margin-bottom: 1.5rem;
}

.block img {
  max-width: 100%;
  height: auto;
  border-radius: var(--rv-radius);
}

/* TinyMCE / Markdown 输出的富文本在深色下保持可读 */
.block h1, .block h2, .block h3, .block h4, .block h5, .block h6 {
  color: var(--rv-color-text);
}

.block a {
  color: var(--rv-color-accent);
}

.block a:hover {
  color: var(--rv-color-primary);
}

.block blockquote {
  border-left: 3px solid var(--rv-color-primary);
  padding-left: 1rem;
  color: var(--rv-color-text-secondary);
}

/* ============================ 评论 ============================ */
.comment .rounded {
  border: var(--rv-border);
}

.comment h5 {
  color: var(--rv-color-text);
}

.comment h5 a {
  color: var(--rv-color-accent);
}

.comment h5 small {
  color: var(--rv-color-text-secondary);
}

.comment p {
  color: var(--rv-color-text-secondary);
}

/* ============================ 分页 ============================ */
.pagination .page-link {
  background-color: var(--rv-color-panel);
  border-color: var(--rv-color-border);
  color: var(--rv-color-text);
}

.pagination .page-item.active .page-link {
  background-color: var(--rv-color-primary);
  border-color: var(--rv-color-primary);
  color: #0F172A;
  font-weight: 700;
}

.pagination .page-link:hover {
  color: var(--rv-color-primary);
}

.pagination .page-item.disabled .page-link {
  color: var(--rv-color-text-secondary);
  background-color: var(--rv-color-panel);
}

/* ============================ 成功提示 ============================ */
.alert-success {
  background-color: rgba(32, 180, 134, .15);
  border-color: var(--rv-color-success);
  color: var(--rv-color-success);
}

/* ============================ 页脚 ============================ */
.rv-footer {
  background: var(--rv-color-panel);
  border-top: var(--rv-border);
  color: var(--rv-color-text-secondary);
  padding: 2.5rem 0 1.5rem;
  margin-top: 3rem;
}

.rv-footer a {
  color: var(--rv-color-text-secondary);
  text-decoration: none;
}

.rv-footer a:hover {
  color: var(--rv-color-primary);
}

.rv-footer .footer-brand {
  color: var(--rv-color-primary);
  font-weight: 850;
  letter-spacing: .08em;
}

/* ============================ 首页 Hero ============================ */
.rv-hero {
  background: var(--rv-color-panel);
  border: var(--rv-border);
  border-radius: 16px;
  padding: 48px 40px;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

/* 顶部品牌色细线（实色，非渐变） */
.rv-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--rv-color-primary);
}

.rv-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.rv-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--rv-color-text-secondary);
  font-weight: 700;
  margin-bottom: 14px;
}

.rv-eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--rv-color-primary);
}

.rv-hero-title {
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 850;
  color: var(--rv-color-text);
  margin: 0 0 16px;
}

.rv-hero-sub {
  font-size: 16px;
  color: var(--rv-color-text-secondary);
  max-width: 480px;
  margin: 0 0 26px;
  line-height: 1.6;
}

.rv-hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ---- Hero 右侧：排样优化看板（纯 CSS，扁平、品牌色） ---- */
.rv-hero-art {
  min-width: 0;
}

.rv-dash {
  background: var(--rv-color-app-bg);
  border: var(--rv-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--rv-shadow);
}

.rv-dash-top {
  height: 42px;
  background: #0C1B2E;
  border-bottom: var(--rv-border);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  font-size: 10px;
  color: var(--rv-color-text-secondary);
}

.rv-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--rv-color-primary);
}

.rv-dash-title {
  font-weight: 800;
  color: var(--rv-color-text);
  letter-spacing: .12em;
  margin-right: auto;
}

.rv-dash-tag {
  letter-spacing: .08em;
}

.rv-dash-body {
  display: grid;
  grid-template-columns: 96px 1fr 92px;
  min-height: 260px;
}

/* 看板右侧参数面板 */
.rv-dash-right {
  border-left: var(--rv-border);
  padding: 12px 9px;
}

.rv-param {
  font-size: 8px;
  letter-spacing: .06em;
  color: var(--rv-color-text-secondary);
  margin: 9px 0 4px;
}

.rv-paramline {
  height: 20px;
  display: flex;
  align-items: center;
  padding: 0 5px;
  border: var(--rv-border);
  border-radius: 4px;
  background: #0C1B2E;
  font-size: 8px;
  color: #B6C7D8;
  white-space: nowrap;
  overflow: hidden;
}

.rv-param-status {
  margin-top: 12px;
  font-size: 8px;
  font-weight: 700;
  color: var(--rv-color-primary);
}

.rv-dash-side {
  border-right: var(--rv-border);
  padding: 12px 9px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.rv-side-item {
  height: 18px;
  border-radius: 4px;
  background: #1C3854;
  color: #90A9C1;
  font-size: 9px;
  padding: 3px 6px;
  white-space: nowrap;
}

.rv-side-item.selected {
  background: rgba(255, 138, 0, .12);
  color: var(--rv-color-primary-highlight);
  border: 1px solid rgba(255, 138, 0, .35);
}

.rv-dash-main {
  padding: 14px 12px;
  min-width: 0;
}

.rv-sheet {
  aspect-ratio: 1.5;
  background: #0B1E32;
  border: 1px solid #5E8BB4;
  padding: 8px;
  display: grid;
  grid-template-columns: 1fr 1fr 1.1fr;
  grid-template-rows: 1fr 1fr 1fr;
  gap: 5px;
  box-shadow: inset 0 0 22px rgba(46, 125, 255, .08);
}

.rv-part {
  border: 1px solid var(--rv-color-accent);
  border-radius: 3px;
  background: var(--rv-color-accent);
  position: relative;
}

.rv-part.teal {
  background: var(--rv-color-success);
  border-color: #72EAD1;
}

.rv-part.orange {
  background: var(--rv-color-primary);
  border-color: var(--rv-color-primary-highlight);
}

.rv-part::after {
  content: "";
  position: absolute;
  width: 4px;
  height: 4px;
  border: 1px solid #C7EDFF;
  border-radius: 50%;
  left: 5px;
  top: 5px;
}

.rv-part.tall {
  grid-row: span 2;
}

.rv-part.wide {
  grid-column: span 2;
}

.rv-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 7px;
  margin-top: 12px;
}

.rv-metric {
  background: var(--rv-color-panel);
  border: var(--rv-border);
  border-radius: 6px;
  padding: 8px;
}

.rv-metric:first-child b {
  color: var(--rv-color-primary);
}

.rv-metric b {
  display: block;
  font-size: 14px;
  color: var(--rv-color-text);
}

.rv-metric span {
  font-size: 8px;
  color: var(--rv-color-text-secondary);
}

@media (max-width: 860px) {
  .rv-hero {
    padding: 36px 22px;
  }

  .rv-hero-grid {
    grid-template-columns: 1fr;
  }

  .rv-dash-body {
    grid-template-columns: 78px 1fr;
  }

  .rv-dash-right {
    display: none;
  }
}

/* ============================ 产品特性清单 ============================ */
.rv-feature-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.rv-feature-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: .5rem;
    color: var(--rv-color-text-secondary);
}
.rv-feature-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .55em;
    width: .5rem;
    height: .5rem;
    background: var(--rv-color-primary);
    border-radius: 2px;
}

/* ============================ 产品详情页 ============================ */
.rv-product-hero {
    position: relative;
    padding: 5rem 0 4rem;
    background-color: var(--rv-color-app-bg);
    background-size: cover;
    background-position: center;
    border-bottom: 1px solid var(--rv-color-border);
}
.rv-product-hero__eyebrow {
    text-transform: uppercase;
    letter-spacing: .18em;
    font-size: .8rem;
    font-weight: 600;
    color: var(--rv-color-primary);
    margin-bottom: .5rem;
}
.rv-product-hero__title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--rv-color-text);
    margin-bottom: .75rem;
}
.rv-product-hero__lead {
    max-width: 46rem;
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--rv-color-text-secondary);
    margin-bottom: 1.5rem;
}
.rv-product-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
}

.rv-prose {
    max-width: 54rem;
    margin: 0 auto;
}
.rv-lead {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--rv-color-text-secondary);
}
.rv-section-title {
    position: relative;
    margin: 2.75rem 0 1.25rem;
    padding-left: .9rem;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--rv-color-text);
    border-left: 4px solid var(--rv-color-primary);
}

/* 核心功能卡片网格 */
.rv-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: 1rem;
}
.rv-feature-card {
    background: var(--rv-color-panel);
    border: 1px solid var(--rv-color-border);
    border-top: 3px solid var(--rv-color-primary);
    border-radius: 10px;
    padding: 1.25rem 1.25rem 1.4rem;
    transition: transform .15s ease, box-shadow .15s ease;
}
.rv-feature-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, .35);
}
.rv-feature-card h4 {
    margin: 0 0 .5rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--rv-color-text);
}
.rv-feature-card p {
    margin: 0;
    font-size: .95rem;
    line-height: 1.6;
    color: var(--rv-color-text-secondary);
}

/* 适用场景标签 */
.rv-pills {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem;
}
.rv-pill {
    display: inline-block;
    padding: .4rem .95rem;
    border-radius: 999px;
    font-size: .9rem;
    color: var(--rv-color-accent);
    background: rgba(46, 125, 255, .12);
    border: 1px solid rgba(46, 125, 255, .35);
}

/* 产品按钮 */
.btn-rv-primary {
    display: inline-block;
    background: var(--rv-color-primary);
    color: var(--rv-color-app-bg);
    border: 1px solid var(--rv-color-primary);
    border-radius: 8px;
    padding: .6rem 1.4rem;
    font-weight: 600;
    text-decoration: none;
}
.btn-rv-primary:hover {
    background: var(--rv-color-primary-highlight);
    border-color: var(--rv-color-primary-highlight);
    color: var(--rv-color-app-bg);
}
.btn-rv-ghost {
    display: inline-block;
    background: transparent;
    color: var(--rv-color-text);
    border: 1px solid rgba(248, 250, 252, .3);
    border-radius: 8px;
    padding: .6rem 1.4rem;
    font-weight: 600;
    text-decoration: none;
}
.btn-rv-ghost:hover {
    background: rgba(248, 250, 252, .08);
    color: var(--rv-color-text);
}

/* 产品卡片（列表） */
.rv-product-card .rv-card-media {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-bottom: 1px solid var(--rv-color-border);
}
.rv-product-card .rv-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .25s ease;
}
.rv-product-card:hover .rv-card-media img {
    transform: scale(1.04);
}
.rv-product-card .card-title a {
    color: var(--rv-color-text);
    text-decoration: none;
}
.rv-product-card .card-title a:hover {
    color: var(--rv-color-primary);
}

/* ============================ 产品 · 客户价值 ============================ */
.rv-value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0 0.5rem;
}
.rv-value-card {
    background: var(--rv-color-panel);
    border: 1px solid var(--rv-color-border);
    border-left: 3px solid var(--rv-color-primary);
    border-radius: 10px;
    padding: 1.15rem 1.25rem;
    transition: border-color .15s ease, transform .15s ease;
}
.rv-value-card:hover {
    border-left-color: var(--rv-color-primary-highlight);
    transform: translateY(-2px);
}
.rv-value-card h4 {
    color: var(--rv-color-primary);
    font-size: 1.05rem;
    font-weight: 600;
    margin: 0 0 .45rem;
}
.rv-value-card p {
    color: var(--rv-color-text-secondary);
    font-size: .92rem;
    line-height: 1.6;
    margin: 0;
}

/* ============================ 产品 · 性能表现 ============================ */
.rv-perf-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1.25rem 0 .5rem;
}
.rv-stat {
    background: var(--rv-color-panel);
    border: 1px solid var(--rv-color-border);
    border-top: 3px solid var(--rv-color-primary);
    border-radius: 10px;
    padding: 1.1rem .9rem;
    text-align: center;
}
.rv-stat .num {
    font-size: 1.85rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--rv-color-primary);
}
.rv-stat .unit {
    font-size: .82rem;
    font-weight: 700;
    color: var(--rv-color-accent);
    margin-top: .15rem;
}
.rv-stat .lbl {
    font-size: .85rem;
    color: var(--rv-color-text-secondary);
    margin-top: .4rem;
}
.rv-footnote {
    font-size: .85rem;
    color: var(--rv-color-text-secondary);
    line-height: 1.6;
    margin: .5rem 0 0;
}

/* ============================ 产品 · 技术栈 ============================ */
.rv-tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin: 1.25rem 0 .5rem;
}
.rv-tech {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--rv-color-panel);
    border: 1px solid var(--rv-color-border);
    border-radius: 10px;
    padding: 1rem 1.2rem;
}
.rv-tech .t-badge {
    flex: 0 0 auto;
    width: 52px;
    height: 52px;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: .95rem;
    color: var(--rv-color-app-bg);
    background: var(--rv-color-primary);
}
.rv-tech .t-name {
    font-weight: 700;
    font-size: 1rem;
    color: var(--rv-color-text);
}
.rv-tech .t-desc {
    font-size: .85rem;
    color: var(--rv-color-text-secondary);
    margin-top: .15rem;
}

/* ============================ 蜜罐反垃圾字段 ============================ */
/* 对真人隐藏，机器人易误填 */
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ============================================================
   首页（Homepage）
   结构参考 docs/rovtek_homepage.html，视觉严格使用设计令牌：
   扁平实色面板 + 品牌橙强调，不使用大幅渐变、霓虹或玻璃拟态。
   ============================================================ */

/* ---- 首屏 Hero（通栏） ---- */
.rv-home-hero {
    position: relative;
    overflow: hidden;
    padding: 64px 0 56px;
    background: var(--rv-color-panel);
    border-bottom: var(--rv-border);
}

/* 顶部品牌橙细线 */
.rv-home-hero::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--rv-color-primary);
}

/* 极淡的工程网格纹理（结构线，非装饰渐变） */
.rv-home-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(51, 65, 85, .45) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(51, 65, 85, .45) 1px, transparent 1px);
    background-size: 64px 64px;
    opacity: .35;
    pointer-events: none;
}

.rv-home-hero > .container {
    position: relative;
    z-index: 1;
}

.rv-home-hero__grid {
    display: grid;
    grid-template-columns: .92fr 1.08fr;
    gap: 44px;
    align-items: center;
}

.rv-home-hero .rv-hero-title {
    font-size: clamp(34px, 4.6vw, 56px);
}

.rv-home-hero .rv-hero-title span {
    display: block;
    color: var(--rv-color-primary);
}

.rv-home-hero .rv-hero-sub {
    max-width: 500px;
    font-size: 16px;
}

/* 价值主张 */
.rv-trust {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 18px 26px;
    margin: 32px 0 0;
    padding: 0;
}

.rv-trust__item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.rv-trust__icon {
    width: 34px;
    height: 34px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    border-radius: 9px;
    border: 1px solid rgba(255, 138, 0, .35);
    background: rgba(255, 138, 0, .08);
    color: var(--rv-color-primary);
    font-size: 15px;
}

.rv-trust__text {
    font-size: 12px;
    line-height: 1.45;
    color: var(--rv-color-text-secondary);
}

.rv-trust__text strong {
    display: block;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--rv-color-text);
}

/* ---- 通用区块 ---- */
.rv-home-section {
    padding: 76px 0;
    border-bottom: var(--rv-border);
}

.rv-home-section--alt {
    background: #0C1B2E;
}

.rv-section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    margin-bottom: 34px;
}

.rv-section-head h2,
.rv-adv h2 {
    margin: 12px 0 0;
    font-size: clamp(24px, 3vw, 34px);
    line-height: 1.18;
    letter-spacing: -.02em;
    font-weight: 800;
    color: var(--rv-color-text);
}

.rv-section-intro {
    max-width: 470px;
    margin: 0;
    font-size: 13.5px;
    line-height: 1.7;
    color: var(--rv-color-text-secondary);
}

.rv-adv > div > .rv-section-intro {
    margin-top: 16px;
}

/* ---- 产品 ---- */
.rv-home-products {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.rv-prod-card {
    display: flex;
    flex-direction: column;
    background: var(--rv-color-app-bg);
    border: var(--rv-border);
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    transition: transform .2s ease, border-color .2s ease;
}

.rv-prod-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 138, 0, .55);
}

.rv-prod-card__media {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #0B1E32;
    border-bottom: var(--rv-border);
}

.rv-prod-card__media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .25s ease;
}

.rv-prod-card:hover .rv-prod-card__media img {
    transform: scale(1.04);
}

.rv-prod-card__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 6px;
    padding: 16px 16px 18px;
}

.rv-prod-card__body h3 {
    margin: 0;
    font-size: 17px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-prod-card__body p {
    flex: 1;
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
    color: var(--rv-color-text-secondary);
}

.rv-arrow-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--rv-color-primary);
}

.rv-home-more {
    margin-top: 28px;
    text-align: center;
}

/* ---- 核心优势 ---- */
.rv-adv {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 54px;
    align-items: center;
}

.rv-screen {
    padding: 10px;
    border: var(--rv-border);
    border-radius: 14px;
    background: #0C1B2E;
    box-shadow: var(--rv-shadow);
}

.rv-screen .rv-dash {
    border-radius: 10px;
    box-shadow: none;
}

.rv-screen .rv-dash-body {
    grid-template-columns: 1fr;
    min-height: 0;
}

.rv-screen .rv-dash-main {
    padding: 14px;
}

.rv-metrics--report {
    margin: 0 0 12px;
}

.rv-metrics--report .rv-metric b.is-good {
    color: var(--rv-color-success);
}

.rv-sheet--report {
    aspect-ratio: 1.75;
}

.rv-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px 20px;
    margin-top: 28px;
}

.rv-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.rv-feature-item__icon {
    width: 40px;
    height: 40px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    border-radius: 10px;
    border: 1px solid rgba(255, 138, 0, .35);
    background: rgba(255, 138, 0, .08);
    color: var(--rv-color-primary);
    font-size: 17px;
}

.rv-feature-item h3 {
    margin: 0 0 3px;
    font-size: 13.5px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-feature-item p {
    margin: 0;
    font-size: 12.5px;
    line-height: 1.6;
    color: var(--rv-color-text-secondary);
}

/* ---- 适用行业 ---- */
.rv-industries {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 12px;
}

.rv-industry {
    min-height: 118px;
    padding: 18px 14px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 18px;
    border: var(--rv-border);
    border-radius: 10px;
    background: var(--rv-color-panel);
    transition: transform .2s ease, border-color .2s ease;
}

.rv-industry:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 138, 0, .45);
}

.rv-industry i {
    font-size: 22px;
    line-height: 1;
    color: var(--rv-color-primary);
}

.rv-industry strong {
    display: block;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-industry span {
    font-size: 11.5px;
    color: var(--rv-color-text-secondary);
}

/* ---- 亮点数据条 ---- */
.rv-home-stats {
    padding: 34px 0;
    background: #0C1B2E;
    border-bottom: var(--rv-border);
}

.rv-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.rv-stat-item {
    padding-left: 24px;
    border-left: var(--rv-border);
}

.rv-stat-item:first-child {
    padding-left: 0;
    border-left: 0;
}

.rv-stat-item b {
    display: block;
    font-size: 30px;
    line-height: 1.1;
    letter-spacing: -.03em;
    color: var(--rv-color-primary);
}

.rv-stat-item p {
    margin: 7px 0 0;
    font-size: 13px;
    color: var(--rv-color-text);
}

.rv-stat-item span {
    font-size: 11px;
    color: var(--rv-color-text-secondary);
}

/* ---- 行动号召 ---- */
.rv-home-cta {
    padding: 68px 0;
    text-align: center;
}

.rv-home-cta .rv-eyebrow {
    margin-bottom: 14px;
}

.rv-home-cta h2 {
    max-width: 620px;
    margin: 0 auto;
    font-size: clamp(26px, 3.4vw, 38px);
    line-height: 1.2;
    letter-spacing: -.02em;
    font-weight: 800;
    color: var(--rv-color-text);
}

.rv-home-cta p {
    max-width: 520px;
    margin: 16px auto 24px;
    font-size: 13.5px;
    line-height: 1.7;
    color: var(--rv-color-text-secondary);
}

/* ---- 首页响应式 ---- */
@media (max-width: 1080px) {
    .rv-home-products {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .rv-industries {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 980px) {
    .rv-home-hero__grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .rv-adv {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .rv-section-head {
        display: block;
    }

    .rv-section-intro {
        margin-top: 16px;
    }
}

@media (max-width: 680px) {
    .rv-home-hero {
        padding: 44px 0 40px;
    }

    .rv-home-section {
        padding: 56px 0;
    }

    .rv-home-products {
        grid-template-columns: 1fr;
    }

    .rv-features {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .rv-industries {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .rv-stats {
        grid-template-columns: repeat(2, 1fr);
        row-gap: 26px;
    }

    .rv-stat-item:nth-child(3) {
        padding-left: 0;
        border-left: 0;
    }

    .rv-stat-item b {
        font-size: 24px;
    }

    .rv-home-cta {
        padding: 54px 0;
    }
}

/* ============================================================
   2026 首页改版：产品矩阵
   沿用设计令牌，扁平面板 + 品牌橙强调 + 发丝级分割线。
   ============================================================ */

/* ---- 首屏 ---- */
.rv-hm-hero {
    position: relative;
    overflow: hidden;
    padding: 88px 0 72px;
    background: var(--rv-color-app-bg);
    border-bottom: var(--rv-border);
}

.rv-hm-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(51, 65, 85, .35) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(51, 65, 85, .35) 1px, transparent 1px);
    background-size: 56px 56px;
    opacity: .45;
    pointer-events: none;
}

.rv-hm-hero::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--rv-color-primary);
}

.rv-hm-hero > .container {
    position: relative;
    z-index: 1;
}

.rv-hm-hero__grid {
    display: grid;
    grid-template-columns: 1.02fr .98fr;
    gap: 56px;
    align-items: center;
}

.rv-hm-title {
    margin: 0;
    font-size: clamp(38px, 4.8vw, 54px);
    line-height: 1.1;
    letter-spacing: -.03em;
    font-weight: 850;
    color: var(--rv-color-text);
}

.rv-hm-title span {
    display: block;
    color: var(--rv-color-primary);
}

.rv-hm-sub {
    max-width: 33rem;
    margin: 22px 0 0;
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--rv-color-text-secondary);
}

.rv-hm-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.rv-hm-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 40px;
    margin: 38px 0 0;
    padding-top: 22px;
    border-top: var(--rv-border);
}

.rv-hm-facts div dt {
    font-size: 26px;
    font-weight: 800;
    line-height: 1;
    color: var(--rv-color-text);
}

.rv-hm-facts div dd {
    margin: 6px 0 0;
    font-size: 12px;
    letter-spacing: .02em;
    color: var(--rv-color-text-secondary);
}

/* ---- Hero 右侧：产品矩阵面板 ---- */
.rv-matrix {
    border: var(--rv-border);
    border-radius: 14px;
    background: var(--rv-color-panel);
    box-shadow: var(--rv-shadow);
    overflow: hidden;
}

.rv-matrix__bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-bottom: var(--rv-border);
    background: #0C1B2E;
}

.rv-matrix__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--rv-color-primary);
}

.rv-matrix__bar-title {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .16em;
    color: var(--rv-color-text);
}

.rv-matrix__bar-tag {
    margin-left: auto;
    font-size: 10px;
    letter-spacing: .16em;
    color: var(--rv-color-text-secondary);
}

.rv-matrix__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--rv-color-border);
}

.rv-matrix__tile {
    display: flex;
    flex-direction: column;
    min-height: 152px;
    padding: 22px 20px 20px;
    background: var(--rv-color-panel);
    transition: background .18s ease;
}

.rv-matrix__tile:hover {
    background: #1D3049;
}

.rv-matrix__glyph {
    display: block;
    width: 40px;
    height: 40px;
    color: var(--rv-color-primary);
}

.rv-matrix__glyph svg {
    width: 100%;
    height: 100%;
    display: block;
}

.rv-matrix__name {
    margin-top: auto;
    font-size: 15px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-matrix__desc {
    margin-top: 3px;
    font-size: 12px;
    color: var(--rv-color-text-secondary);
}

.rv-matrix__foot {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 18px;
    padding: 12px 16px;
    border-top: var(--rv-border);
    background: #0C1B2E;
    font-size: 11px;
    color: var(--rv-color-text-secondary);
}

.rv-matrix__foot span::before {
    content: "·";
    margin-right: 6px;
    color: var(--rv-color-primary);
}

/* ---- 通用区块 ---- */
.rv-hm-section {
    padding: 84px 0;
    border-bottom: var(--rv-border);
}

.rv-hm-section--alt {
    background: #0C1B2E;
}

.rv-hm-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 44px;
}

.rv-hm-head h2,
.rv-hm-adv__head h2 {
    margin: 0;
    font-size: clamp(26px, 3vw, 38px);
    line-height: 1.16;
    letter-spacing: -.02em;
    font-weight: 800;
    color: var(--rv-color-text);
}

.rv-hm-intro {
    max-width: 27rem;
    margin: 0;
    font-size: 13.5px;
    line-height: 1.75;
    color: var(--rv-color-text-secondary);
}

.rv-hm-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--rv-color-primary);
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
}

.rv-hm-link:hover {
    color: var(--rv-color-primary-hover);
}

/* ---- 产品矩阵：交错横排 ---- */
.rv-hm-products {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.rv-hm-prod {
    display: grid;
    grid-template-columns: 1.08fr .92fr;
    border: var(--rv-border);
    border-radius: 14px;
    overflow: hidden;
    background: var(--rv-color-panel);
}

.rv-hm-prod__media {
    position: relative;
    display: block;
    min-height: 320px;
    background: #0B1E32;
    overflow: hidden;
}

.rv-hm-prod__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}

.rv-hm-prod:hover .rv-hm-prod__media img {
    transform: scale(1.035);
}

.rv-hm-prod__idx {
    position: absolute;
    left: 16px;
    top: 16px;
    padding: 7px 12px;
    border: var(--rv-border);
    border-radius: var(--rv-radius-pill);
    background: rgba(15, 23, 42, .88);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .14em;
    color: var(--rv-color-text);
}

.rv-hm-prod__copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 10px;
    padding: 38px 40px;
    border-left: var(--rv-border);
}

.rv-hm-prod:nth-child(even) .rv-hm-prod__media {
    order: 2;
}

.rv-hm-prod:nth-child(even) .rv-hm-prod__copy {
    order: 1;
    border-left: 0;
    border-right: var(--rv-border);
}

.rv-hm-prod__kicker {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .18em;
    color: var(--rv-color-primary);
}

.rv-hm-prod h3 {
    margin: 0;
    font-size: clamp(20px, 2.2vw, 27px);
    font-weight: 800;
    letter-spacing: -.01em;
}

.rv-hm-prod h3 a {
    color: var(--rv-color-text);
    text-decoration: none;
}

.rv-hm-prod h3 a:hover {
    color: var(--rv-color-primary);
}

.rv-hm-prod p {
    max-width: 30rem;
    margin: 0;
    font-size: 13.5px;
    line-height: 1.75;
    color: var(--rv-color-text-secondary);
}

.rv-hm-more {
    margin-top: 40px;
}

/* ---- 工程底座：左标题 + 右侧能力格 ---- */
.rv-hm-adv {
    display: grid;
    grid-template-columns: .86fr 1.14fr;
    gap: 56px;
    align-items: start;
}

.rv-hm-adv__head {
    position: sticky;
    top: calc(var(--rv-nav-height) + 24px);
}

.rv-hm-adv__head .rv-hm-intro {
    margin-top: 18px;
    max-width: 24rem;
}

.rv-hm-adv__head .rv-hm-link {
    margin-top: 22px;
}

.rv-hm-caps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    border: var(--rv-border);
    border-radius: 14px;
    overflow: hidden;
    background: var(--rv-color-border);
}

.rv-hm-cap {
    padding: 26px 24px;
    background: var(--rv-color-panel);
    transition: background .18s ease;
}

.rv-hm-cap:hover {
    background: #1D3049;
}

.rv-hm-cap__icon {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255, 138, 0, .32);
    border-radius: 9px;
    background: rgba(255, 138, 0, .08);
    color: var(--rv-color-primary);
    font-size: 16px;
}

.rv-hm-cap h3 {
    margin: 16px 0 6px;
    font-size: 14.5px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-hm-cap p {
    margin: 0;
    font-size: 12.5px;
    line-height: 1.65;
    color: var(--rv-color-text-secondary);
}

/* ---- 行业 ---- */
.rv-hm-ind {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    border: var(--rv-border);
    border-radius: 14px;
    overflow: hidden;
    background: var(--rv-color-border);
}

.rv-hm-ind__item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 24px 22px;
    background: var(--rv-color-app-bg);
}

.rv-hm-ind__item i {
    color: var(--rv-color-primary);
    font-size: 20px;
    line-height: 1.3;
}

.rv-hm-ind__item strong {
    display: block;
    font-size: 14.5px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-hm-ind__item span {
    display: block;
    margin-top: 3px;
    font-size: 12.5px;
    color: var(--rv-color-text-secondary);
}

/* ---- 数据条 ---- */
.rv-hm-stats {
    background: #0C1B2E;
    border-bottom: var(--rv-border);
}

.rv-hm-stats__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.rv-hm-stats__item {
    padding: 40px 28px;
    border-left: var(--rv-border);
}

.rv-hm-stats__item:last-child {
    border-right: var(--rv-border);
}

.rv-hm-stats__item b {
    display: block;
    font-size: 40px;
    line-height: 1;
    font-weight: 800;
    letter-spacing: -.02em;
    color: var(--rv-color-primary);
}

.rv-hm-stats__item p {
    margin: 10px 0 4px;
    font-size: 14px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-hm-stats__item span {
    font-size: 12px;
    color: var(--rv-color-text-secondary);
}

/* ---- CTA ---- */
.rv-hm-cta {
    position: relative;
    padding: 92px 0;
    text-align: center;
    border-bottom: var(--rv-border);
}

.rv-hm-cta h2 {
    margin: 0 auto;
    max-width: 44rem;
    font-size: clamp(28px, 3.6vw, 44px);
    line-height: 1.18;
    letter-spacing: -.02em;
    font-weight: 800;
    color: var(--rv-color-text);
}

.rv-hm-cta p {
    max-width: 32rem;
    margin: 18px auto 0;
    font-size: 14px;
    line-height: 1.75;
    color: var(--rv-color-text-secondary);
}

.rv-hm-cta__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 30px;
}

/* ---- 首页响应式 ---- */
@media (max-width: 1024px) {
    .rv-hm-hero__grid {
        grid-template-columns: 1fr;
        gap: 44px;
    }

    .rv-hm-hero {
        padding: 64px 0 56px;
    }

    .rv-hm-adv {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .rv-hm-adv__head {
        position: static;
    }

    .rv-hm-prod__media {
        min-height: 280px;
    }
}

@media (max-width: 900px) {
    .rv-hm-head {
        display: block;
    }

    .rv-hm-head .rv-hm-intro {
        margin-top: 16px;
    }

    .rv-hm-prod {
        grid-template-columns: 1fr;
    }

    .rv-hm-prod:nth-child(even) .rv-hm-prod__media,
    .rv-hm-prod:nth-child(even) .rv-hm-prod__copy {
        order: 0;
    }

    .rv-hm-prod__copy {
        border-left: 0;
        border-top: var(--rv-border);
        padding: 28px 26px 30px;
    }

    .rv-hm-prod:nth-child(even) .rv-hm-prod__copy {
        border-right: 0;
    }

    .rv-hm-prod__media {
        min-height: 240px;
    }
}

@media (max-width: 720px) {
    .rv-hm-section {
        padding: 56px 0;
    }

    .rv-hm-caps {
        grid-template-columns: 1fr;
    }

    .rv-hm-ind {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .rv-hm-stats__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .rv-hm-stats__item {
        padding: 28px 22px;
        border-top: var(--rv-border);
    }

    .rv-hm-stats__item:nth-child(odd) {
        border-left: 0;
    }

    .rv-hm-stats__item:nth-child(1),
    .rv-hm-stats__item:nth-child(2) {
        border-top: 0;
    }

    .rv-hm-stats__item b {
        font-size: 32px;
    }

    .rv-hm-cta {
        padding: 60px 0;
    }

    .rv-matrix__tile {
        min-height: 138px;
        padding: 18px 16px 16px;
    }
}

@media (max-width: 480px) {
    .rv-hm-ind {
        grid-template-columns: 1fr;
    }

    .rv-hm-facts {
        gap: 10px 28px;
    }

    .rv-hm-title {
        font-size: clamp(32px, 9vw, 40px);
    }
}

/* ---- 一条数据链（产品链路） ---- */
.rv-hm-flow {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    margin: 0;
    padding: 44px 0 0;
    list-style: none;
}

.rv-hm-flow::before {
    content: "";
    position: absolute;
    left: 6px;
    right: 6px;
    top: 20px;
    height: 2px;
    background: repeating-linear-gradient(to right,
        var(--rv-color-border) 0 10px, transparent 10px 20px);
    opacity: .9;
}

.rv-hm-flow__step {
    position: relative;
}

.rv-hm-flow__dot {
    position: absolute;
    top: -44px;
    left: 0;
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border: 2px solid var(--rv-color-primary);
    border-radius: 50%;
    background: #0C1B2E;
    color: var(--rv-color-primary);
    font-size: 16px;
}

.rv-hm-flow__card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    height: 100%;
    padding: 22px 22px 20px;
    border: var(--rv-border);
    border-radius: 14px;
    background: var(--rv-color-panel);
    transition: border-color .18s ease, transform .18s ease;
}

.rv-hm-flow__step:hover .rv-hm-flow__card {
    border-color: rgba(255, 138, 0, .45);
    transform: translateY(-2px);
}

.rv-hm-flow__no {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .14em;
    color: var(--rv-color-primary);
}

.rv-hm-flow__card h3 {
    margin: 0;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: -.01em;
}

.rv-hm-flow__card h3 a {
    color: var(--rv-color-text);
    text-decoration: none;
}

.rv-hm-flow__card h3 a:hover {
    color: var(--rv-color-primary);
}

.rv-hm-flow__card p {
    flex: 1;
    margin: 0;
    font-size: 12.5px;
    line-height: 1.7;
    color: var(--rv-color-text-secondary);
}

.rv-hm-flow__go {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
    font-size: 12px;
    font-weight: 700;
    color: var(--rv-color-primary);
    text-decoration: none;
}

.rv-hm-flow__go:hover {
    color: var(--rv-color-primary-hover);
}

.rv-hm-flow__ext {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 16px;
    margin-top: 22px;
    padding: 16px 20px;
    border: 1px dashed var(--rv-color-border);
    border-radius: 12px;
    background: rgba(23, 37, 54, .5);
    font-size: 13px;
    line-height: 1.6;
    color: var(--rv-color-text-secondary);
}

.rv-hm-flow__ext strong {
    font-size: 13.5px;
    color: var(--rv-color-text);
}

.rv-hm-flow__ext-tag {
    padding: 3px 9px;
    border: 1px solid rgba(255, 138, 0, .35);
    border-radius: var(--rv-radius-pill);
    background: rgba(255, 138, 0, .1);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--rv-color-primary);
}

.rv-hm-flow__ext .rv-hm-link {
    margin-left: auto;
}

/* ---- 产品矩阵：1 主推 + 3 小卡 ---- */
.rv-hm-feature {
    display: grid;
    grid-template-columns: 1.06fr .94fr;
    border: var(--rv-border);
    border-radius: 16px;
    overflow: hidden;
    background: var(--rv-color-panel);
}

.rv-hm-feature__media {
    position: relative;
    display: block;
    min-height: 360px;
    background: #0B1E32;
    overflow: hidden;
}

.rv-hm-feature__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}

.rv-hm-feature:hover .rv-hm-feature__media img {
    transform: scale(1.03);
}

.rv-hm-feature__copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 12px;
    padding: 40px 42px;
    border-left: var(--rv-border);
}

.rv-hm-feature__copy h3 {
    margin: 0;
    font-size: clamp(22px, 2.4vw, 30px);
    font-weight: 800;
    letter-spacing: -.01em;
}

.rv-hm-feature__copy h3 a {
    color: var(--rv-color-text);
    text-decoration: none;
}

.rv-hm-feature__copy h3 a:hover {
    color: var(--rv-color-primary);
}

.rv-hm-feature__copy p {
    margin: 0;
    font-size: 13.5px;
    line-height: 1.8;
    color: var(--rv-color-text-secondary);
}

.rv-hm-feature__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 18px;
    margin-top: 10px;
}

.rv-hm-pcards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.rv-hm-pcard {
    display: flex;
    flex-direction: column;
    border: var(--rv-border);
    border-radius: 14px;
    overflow: hidden;
    background: var(--rv-color-panel);
    transition: border-color .18s ease;
}

.rv-hm-pcard:hover {
    border-color: rgba(255, 138, 0, .45);
}

.rv-hm-pcard__media {
    position: relative;
    display: block;
    aspect-ratio: 16 / 10;
    background: #0B1E32;
    overflow: hidden;
}

.rv-hm-pcard__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}

.rv-hm-pcard:hover .rv-hm-pcard__media img {
    transform: scale(1.04);
}

.rv-hm-pcard__copy {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    padding: 20px 22px 22px;
}

.rv-hm-pcard h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 800;
}

.rv-hm-pcard h3 a {
    color: var(--rv-color-text);
    text-decoration: none;
}

.rv-hm-pcard h3 a:hover {
    color: var(--rv-color-primary);
}

.rv-hm-pcard p {
    flex: 1;
    margin: 0;
    font-size: 12.5px;
    line-height: 1.7;
    color: var(--rv-color-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---- 行业方案（CMS 方案卡） ---- */
.rv-hm-sols {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.rv-hm-sol {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 26px 24px 22px;
    border: var(--rv-border);
    border-radius: 14px;
    background: var(--rv-color-panel);
    text-decoration: none;
    overflow: hidden;
    transition: transform .18s ease, border-color .18s ease;
}

.rv-hm-sol::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 2px;
    background: var(--rv-color-primary);
    transform: scaleX(.22);
    transform-origin: left;
    transition: transform .28s ease;
}

.rv-hm-sol:hover::before {
    transform: scaleX(1);
}

.rv-hm-sol:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 138, 0, .45);
}

.rv-hm-sol__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.rv-hm-sol__ico {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 1px solid rgba(255, 138, 0, .32);
    border-radius: 10px;
    background: rgba(255, 138, 0, .08);
    color: var(--rv-color-primary);
    font-size: 17px;
}

.rv-hm-sol__no {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .16em;
    color: var(--rv-color-text-secondary);
}

.rv-hm-sol h3 {
    margin: 18px 0 10px;
    font-size: 17px;
    line-height: 1.45;
    font-weight: 800;
    color: var(--rv-color-text);
}

.rv-hm-sol p {
    flex: 1;
    margin: 0;
    font-size: 12.5px;
    line-height: 1.75;
    color: var(--rv-color-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.rv-hm-sol__go {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 18px;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--rv-color-primary);
}

/* ---- 行业标签（chips） ---- */
.rv-hm-chips {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin: 0 0 30px;
}

.rv-hm-chips span {
    padding: 6px 12px;
    border: var(--rv-border);
    border-radius: var(--rv-radius-pill);
    background: rgba(23, 37, 54, .6);
    font-size: 12px;
    color: var(--rv-color-text-secondary);
}

.rv-hm-chips .rv-hm-chips__label {
    padding-left: 0;
    border: 0;
    background: none;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .14em;
    color: var(--rv-color-primary);
}

/* ---- 典型场景与收益 ---- */
.rv-hm-scns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.rv-hm-scn {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 26px 26px 22px;
    border: var(--rv-border);
    border-radius: 14px;
    background: var(--rv-color-panel);
}

.rv-hm-scn__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.rv-hm-scn__tag {
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: .04em;
    color: var(--rv-color-text-secondary);
}

.rv-hm-scn__prod {
    flex: none;
    padding: 3px 9px;
    border: 1px solid rgba(255, 138, 0, .3);
    border-radius: var(--rv-radius-pill);
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--rv-color-primary);
}

.rv-hm-scn h3 {
    margin: 2px 0 4px;
    font-size: 17.5px;
    line-height: 1.45;
    font-weight: 800;
    color: var(--rv-color-text);
}

.rv-hm-scn__cmp {
    border: var(--rv-border);
    border-radius: 10px;
    overflow: hidden;
}

.rv-hm-scn__row {
    display: grid;
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 12px;
    padding: 12px 14px;
    background: var(--rv-color-app-bg);
}

.rv-hm-scn__row + .rv-hm-scn__row {
    border-top: var(--rv-border);
}

.rv-hm-scn__row--new {
    background: rgba(255, 138, 0, .06);
}

.rv-hm-scn__label {
    padding-top: 2px;
    font-size: 10.5px;
    font-weight: 800;
    letter-spacing: .1em;
    color: var(--rv-color-text-secondary);
}

.rv-hm-scn__row--new .rv-hm-scn__label {
    color: var(--rv-color-primary);
}

.rv-hm-scn__row p {
    margin: 0;
    font-size: 12.5px;
    line-height: 1.65;
    color: var(--rv-color-text-secondary);
}

.rv-hm-scn__row--new p {
    color: var(--rv-color-text);
}

.rv-hm-scn__row p b {
    color: var(--rv-color-primary);
    font-weight: 800;
}

.rv-hm-scn .rv-hm-link {
    margin-top: auto;
    padding-top: 4px;
}

/* ---- 实施与服务 ---- */
.rv-hm-proc {
    display: grid;
    grid-template-columns: .92fr 1.08fr;
    gap: 56px;
    align-items: start;
}

.rv-hm-proc__head h2,
.rv-hm-faq__head h2 {
    margin: 0;
    font-size: clamp(26px, 3vw, 38px);
    line-height: 1.16;
    letter-spacing: -.02em;
    font-weight: 800;
    color: var(--rv-color-text);
}

.rv-hm-proc__head .rv-hm-intro {
    margin-top: 18px;
    max-width: 26rem;
}

.rv-hm-proc__deploy {
    margin-top: 32px;
    padding-top: 22px;
    border-top: var(--rv-border);
}

.rv-hm-proc__deploy-label {
    display: block;
    margin-bottom: 12px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .14em;
    color: var(--rv-color-text-secondary);
}

.rv-hm-proc__deploy-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.rv-hm-proc__deploy-list span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    border: var(--rv-border);
    border-radius: var(--rv-radius-pill);
    background: var(--rv-color-panel);
    font-size: 12px;
    color: var(--rv-color-text);
}

.rv-hm-proc__deploy-list i {
    color: var(--rv-color-primary);
    font-size: 13px;
}

.rv-hm-proc__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 26px;
    font-size: 13px;
    font-weight: 700;
    color: var(--rv-color-primary);
    text-decoration: none;
}

.rv-hm-proc__cta:hover {
    color: var(--rv-color-primary-hover);
}

.rv-hm-proc__steps {
    display: grid;
    gap: 1px;
    margin: 0;
    padding: 0;
    list-style: none;
    border: var(--rv-border);
    border-radius: 14px;
    overflow: hidden;
    background: var(--rv-color-border);
}

.rv-hm-proc__steps li {
    display: flex;
    gap: 18px;
    padding: 22px 24px;
    background: var(--rv-color-panel);
}

.rv-hm-proc__no {
    flex: none;
    padding-top: 3px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .1em;
    color: var(--rv-color-primary);
}

.rv-hm-proc__body h3 {
    margin: 0;
    font-size: 14.5px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-hm-proc__body p {
    margin: 5px 0 0;
    font-size: 12.5px;
    line-height: 1.7;
    color: var(--rv-color-text-secondary);
}

/* ---- 常见问题 ---- */
.rv-hm-faq {
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    gap: 56px;
    align-items: start;
}

.rv-hm-faq__head .rv-hm-intro {
    margin-top: 18px;
    max-width: 22rem;
}

.rv-hm-faq__head .rv-hm-link {
    margin-top: 20px;
}

.rv-hm-faq__list {
    border: var(--rv-border);
    border-radius: 14px;
    overflow: hidden;
    background: var(--rv-color-panel);
}

.rv-hm-faq__item + .rv-hm-faq__item {
    border-top: var(--rv-border);
}

.rv-hm-faq__item summary {
    position: relative;
    padding: 20px 56px 20px 24px;
    list-style: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 700;
    color: var(--rv-color-text);
    transition: background .16s ease;
}

.rv-hm-faq__item summary::-webkit-details-marker {
    display: none;
}

.rv-hm-faq__item summary::after {
    content: "+";
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    font-weight: 400;
    color: var(--rv-color-primary);
}

.rv-hm-faq__item[open] summary::after {
    content: "−";
}

.rv-hm-faq__item summary:hover {
    background: rgba(255, 138, 0, .05);
}

.rv-hm-faq__a {
    padding: 0 24px 20px;
}

.rv-hm-faq__a p {
    margin: 0;
    font-size: 12.5px;
    line-height: 1.8;
    color: var(--rv-color-text-secondary);
}

/* ---- 新增首页区块响应式 ---- */
@media (max-width: 1024px) {
    .rv-hm-flow {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        padding-top: 0;
    }

    .rv-hm-flow::before {
        display: none;
    }

    .rv-hm-flow__dot {
        position: static;
        margin-bottom: 14px;
    }

    .rv-hm-feature {
        grid-template-columns: 1fr;
    }

    .rv-hm-feature__media {
        min-height: 300px;
    }

    .rv-hm-feature__copy {
        padding: 32px 28px;
        border-left: 0;
        border-top: var(--rv-border);
    }

    .rv-hm-pcards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .rv-hm-proc,
    .rv-hm-faq {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 900px) {
    .rv-hm-sols,
    .rv-hm-scns {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .rv-hm-flow,
    .rv-hm-pcards {
        grid-template-columns: 1fr;
    }

    .rv-hm-scn__row {
        grid-template-columns: 56px minmax(0, 1fr);
        gap: 10px;
    }

    .rv-hm-flow__ext .rv-hm-link {
        margin-left: 0;
    }
}

/* ============================================================
   产品介绍页（与 CutNest / SharpCadViewer 参考落地页对齐）
   ============================================================ */
.rv-pl-hero {
    position: relative;
    overflow: hidden;
    padding: 76px 0 64px;
    background: var(--rv-color-app-bg);
    border-bottom: var(--rv-border);
}

.rv-pl-hero::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--rv-color-primary);
}

.rv-pl-hero__grid {
    display: grid;
    grid-template-columns: 1.02fr .98fr;
    gap: 52px;
    align-items: center;
}

.rv-pl-brandline {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 28px;
    font-size: 11.5px;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--rv-color-text-secondary);
}

.rv-pl-brandline__mark {
    color: var(--rv-color-primary);
    font-weight: 800;
}

.rv-pl-brandline__sep {
    color: var(--rv-color-border);
}

.rv-pl-brandline a {
    color: var(--rv-color-text-secondary);
    text-decoration: none;
}

.rv-pl-brandline a:hover {
    color: var(--rv-color-primary);
}

.rv-pl-title {
    margin: 0;
    font-size: clamp(32px, 4.4vw, 54px);
    line-height: 1.06;
    letter-spacing: -.03em;
    font-weight: 850;
    color: var(--rv-color-text);
}

.rv-pl-lead {
    max-width: 34rem;
    margin: 18px 0 0;
    font-size: 1.02rem;
    line-height: 1.72;
    color: var(--rv-color-text-secondary);
}

.rv-pl-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.rv-pl-art {
    margin: 0;
    border: var(--rv-border);
    border-radius: 14px;
    overflow: hidden;
    background: var(--rv-color-panel);
    box-shadow: var(--rv-shadow);
}

.rv-pl-art img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.rv-pl-art figcaption {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    border-top: var(--rv-border);
    background: #0C1B2E;
    font-size: 10.5px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--rv-color-text-secondary);
}

.rv-pl-art figcaption span:first-child {
    color: var(--rv-color-text);
    font-weight: 700;
}

/* ---- 正文 ---- */
.rv-pl-body {
    counter-reset: pl-sec;
    padding: 24px 0 72px;
}

.rv-pl-body .rv-prose {
    max-width: 64rem;
}

.rv-pl-body .rv-section-title {
    counter-increment: pl-sec;
    position: relative;
    margin: 64px 0 22px;
    padding: 0;
    border: 0;
    font-size: clamp(24px, 2.6vw, 32px);
    line-height: 1.2;
    letter-spacing: -.02em;
}

.rv-pl-body .rv-section-title::before {
    content: "0" counter(pl-sec);
    display: block;
    margin-bottom: 10px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .24em;
    color: var(--rv-color-primary);
}

.rv-pl-body .rv-lead {
    font-size: 1rem;
    line-height: 1.8;
}

.rv-pl-body .rv-feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.rv-pl-body .rv-feature-card {
    border: var(--rv-border);
    border-top: 3px solid var(--rv-color-primary);
    border-radius: 12px;
    padding: 20px 20px 22px;
}

.rv-pl-body .rv-value-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

/* ---- 页尾 CTA ---- */
.rv-pl-cta {
    padding: 80px 0;
    text-align: center;
    border-top: var(--rv-border);
    border-bottom: var(--rv-border);
    background: #0C1B2E;
}

.rv-pl-cta h2 {
    margin: 0 auto;
    max-width: 42rem;
    font-size: clamp(28px, 3.4vw, 42px);
    line-height: 1.18;
    letter-spacing: -.02em;
    font-weight: 800;
    color: var(--rv-color-text);
}

.rv-pl-cta p {
    max-width: 32rem;
    margin: 18px auto 0;
    font-size: 14px;
    line-height: 1.75;
    color: var(--rv-color-text-secondary);
}

.rv-pl-cta__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 30px;
}

/* ---- 同系列产品 ---- */
.rv-pl-more {
    padding: 72px 0 88px;
}

.rv-pl-more__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.rv-pl-more__card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: var(--rv-border);
    border-radius: 12px;
    background: var(--rv-color-panel);
    text-decoration: none;
    transition: border-color .18s ease, transform .18s ease;
}

.rv-pl-more__card:hover {
    border-color: var(--rv-color-primary);
    transform: translateY(-2px);
}

.rv-pl-more__card img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-bottom: var(--rv-border);
}

.rv-pl-more__body {
    padding: 18px 20px 22px;
}

.rv-pl-more__body h3 {
    margin: 0 0 8px;
    font-size: 17px;
    font-weight: 700;
    color: var(--rv-color-text);
}

.rv-pl-more__body p {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0 0 16px;
    font-size: 12.5px;
    line-height: 1.65;
    color: var(--rv-color-text-secondary);
}

/* ---- 产品页响应式 ---- */
@media (max-width: 1024px) {
    .rv-pl-hero__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .rv-pl-hero {
        padding: 60px 0 52px;
    }

    .rv-pl-body .rv-feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .rv-pl-more__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .rv-pl-body .rv-feature-grid,
    .rv-pl-body .rv-value-grid,
    .rv-pl-more__grid {
        grid-template-columns: 1fr;
    }

    .rv-pl-body .rv-section-title {
        margin-top: 48px;
    }

    .rv-pl-cta {
        padding: 56px 0;
    }
}

/* ============================================================
   2026 改版补丁：溢出防护与可读性
   ============================================================ */

/* 消除移动端偶发水平滚动（长产品名等不可断词导致的溢出兜底） */
html,
body {
    overflow-x: clip;
}

/* 网格子项默认 min-width:auto，长英文词（如 SharpCadViewer）会撑破列宽 */
.rv-hm-hero__grid > *,
.rv-hm-prod__copy,
.rv-hm-adv__head,
.rv-hm-cap,
.rv-hm-ind__item,
.rv-pl-more__card,
.rv-pl-more__body {
    min-width: 0;
    overflow-wrap: break-word;
}

/* 装饰性小标签统一提升到 11px，保证可读性 */
.rv-matrix__bar-tag,
.rv-pl-art figcaption {
    font-size: 11px;
}

/* ============================================================
   解决方案落地页补丁
   ============================================================ */

/* 方案详情无主图：hero 退化为单列窄版，避免左对齐悬空 */
.rv-pl-hero__grid--noart {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
}
.rv-pl-hero__grid--noart .rv-pl-lead {
    max-width: 46rem;
}

/* 方案详情“关联产品”为锚点链接：去掉链接默认样式，hover 走品牌橙 */
a.rv-pill {
    text-decoration: none;
    transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}
a.rv-pill:hover,
a.rv-pill:focus-visible {
    color: var(--rv-color-primary);
    border-color: var(--rv-color-primary);
    background-color: rgba(255, 138, 0, .12);
}

/* ============================================================
   产品介绍页（Intro Layout）
   对齐 CUTIVO / Inkly / SharpCadViewer / ROVMES / ROVFIN
   产品介绍页的版式：通栏交替区块 + 章节眉标 + 卡片/对比/步骤/
   数据/场景/表格/FAQ。配色沿用 ROVTEK 设计令牌（暗色 + 品牌橙）。
   ============================================================ */

/* ---- 正文容器：不做 prose 收窄，区块自带通栏 section ---- */
.rv-pl-body.rv-in-body {
    padding: 0 0 72px;
    counter-reset: none;
}

/* 介绍页区块容器：抵消全局 .block 的 1.5rem 下边距，保证通栏区块首尾相接 */
.rv-in-block {
    margin: 0;
}

/* ---- 通栏区块 ---- */
.rv-in-sec {
    padding: 64px 0;
}

.rv-in-sec--alt {
    background: var(--rv-color-panel);
    border-top: 1px solid var(--rv-color-border);
    border-bottom: 1px solid var(--rv-color-border);
}

.rv-in-sec--tight {
    padding: 40px 0 0;
}

/* ---- 章节头：眉标 + 标题 + 引导语 ---- */
.rv-in-head {
    margin-bottom: 36px;
}
.rv-in-head .kicker {
    display: block;
    margin-bottom: 10px;
    color: var(--rv-color-primary);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .14em;
}
.rv-in-head h2 {
    margin: 0 0 12px;
    font-size: clamp(22px, 3vw, 32px);
    font-weight: 800;
    line-height: 1.28;
    letter-spacing: -.01em;
    color: var(--rv-color-text);
}
.rv-in-head .lead {
    margin: 0;
    max-width: 760px;
    color: var(--rv-color-text-secondary);
    font-size: 15.5px;
    line-height: 1.75;
}
.rv-in-head--center {
    text-align: center;
}
.rv-in-head--center .lead {
    margin: 0 auto;
}

/* ---- 定位说明条（紧跟 Hero） ---- */
.rv-in-note {
    margin: 0 0 26px;
    color: var(--rv-color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
}
.rv-in-note strong {
    color: var(--rv-color-text);
}

/* ---- 能力三卡 ---- */
.rv-in-caps,
.rv-in-grid,
.rv-in-scen {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.rv-in-cap,
.rv-in-card,
.rv-in-scen > * {
    background: var(--rv-color-panel);
    border: 1px solid var(--rv-color-border);
    border-radius: var(--rv-radius);
    padding: 24px 22px;
}
.rv-in-sec--alt .rv-in-cap,
.rv-in-sec--alt .rv-in-card,
.rv-in-sec--alt .rv-in-scen > * {
    background: var(--rv-color-app-bg);
}

.rv-in-cap .tag {
    display: inline-block;
    margin-bottom: 12px;
    padding: 2px 10px;
    border-radius: var(--rv-radius-pill);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .05em;
}
.tag--a { color: var(--rv-color-primary); border: 1px solid var(--rv-color-primary); }
.tag--b { color: var(--rv-color-accent); border: 1px solid var(--rv-color-accent); }
.tag--c { color: var(--rv-color-success); border: 1px solid var(--rv-color-success); }

.rv-in-cap h3,
.rv-in-card h3,
.rv-in-scen h3 {
    margin: 0 0 8px;
    font-size: 17px;
    font-weight: 700;
    color: var(--rv-color-text);
}
.rv-in-cap p,
.rv-in-card p,
.rv-in-scen p {
    margin: 0;
    color: var(--rv-color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

/* ---- 通用卡片：图标 + 规格行 ---- */
.rv-in-card .ic {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255, 138, 0, .12);
    color: var(--rv-color-primary);
    display: grid;
    place-items: center;
    font-size: 18px;
    margin-bottom: 14px;
}
.rv-in-card .spec {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px dashed var(--rv-color-border);
    font-size: 12px;
    color: var(--rv-color-text-secondary);
}

/* ---- 对比双栏（传统做法 vs 本产品） ---- */
.rv-in-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.rv-in-col {
    background: var(--rv-color-app-bg);
    border: 1px solid var(--rv-color-border);
    border-radius: var(--rv-radius);
    padding: 24px 22px;
}
.rv-in-sec--alt .rv-in-col {
    background: var(--rv-color-panel);
}
.rv-in-col--good {
    border-color: var(--rv-color-success);
    background: rgba(32, 180, 134, .08);
}
.rv-in-col h3 {
    margin: 0 0 14px;
    font-size: 16px;
    font-weight: 700;
    color: var(--rv-color-text);
}
.rv-in-col--good h3 {
    color: var(--rv-color-success);
}
.rv-in-col ul {
    margin: 0;
    padding: 0;
    list-style: none;
}
.rv-in-col li {
    position: relative;
    padding: 6px 0 6px 24px;
    color: var(--rv-color-text-secondary);
    font-size: 14px;
    line-height: 1.65;
}
.rv-in-col li strong {
    color: var(--rv-color-text);
    font-weight: 600;
}
.rv-in-col--bad li::before {
    content: "\00D7";
    position: absolute;
    left: 4px;
    color: var(--rv-color-text-secondary);
    font-weight: 800;
}
.rv-in-col--good li::before {
    content: "\2713";
    position: absolute;
    left: 4px;
    color: var(--rv-color-success);
    font-weight: 800;
}

/* ---- 图文特性行（左文右图示，可翻转） ---- */
.rv-in-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 56px;
}
.rv-in-row:last-child {
    margin-bottom: 0;
}
.rv-in-row--flip .rv-in-media {
    order: -1;
}
.rv-in-row .f-tag {
    display: block;
    margin-bottom: 6px;
    color: var(--rv-color-primary);
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: .08em;
}
.rv-in-row h3 {
    margin: 0 0 10px;
    font-size: 21px;
    font-weight: 800;
    color: var(--rv-color-text);
}
.rv-in-row .desc {
    margin: 0 0 14px;
    color: var(--rv-color-text-secondary);
    font-size: 15px;
    line-height: 1.7;
}
.rv-in-row ul {
    margin: 0;
    padding: 0;
    list-style: none;
}
.rv-in-row li {
    position: relative;
    padding: 5px 0 5px 20px;
    font-size: 14.5px;
    line-height: 1.65;
    color: var(--rv-color-text);
}
.rv-in-row li::before {
    content: "\2022";
    position: absolute;
    left: 4px;
    color: var(--rv-color-primary);
    font-weight: 800;
}
.rv-in-media {
    background: var(--rv-color-app-bg);
    border: 1px solid var(--rv-color-border);
    border-radius: var(--rv-radius);
    padding: 20px;
}
/* 图示面板恒用 App 底色，保证内置 SVG 在浅/深交替区块里都有一致对比 */
.rv-in-sec--alt .rv-in-media {
    background: var(--rv-color-app-bg);
}
.rv-in-media svg {
    display: block;
    width: 100%;
    height: auto;
}
.rv-in-media .fig-cap {
    margin: 10px 0 0;
    text-align: center;
    color: var(--rv-color-text-secondary);
    font-size: 12px;
}

/* ---- 流程步骤 ---- */
.rv-in-steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
}
.rv-in-step {
    background: var(--rv-color-app-bg);
    border: 1px solid var(--rv-color-border);
    border-radius: var(--rv-radius);
    padding: 22px 20px;
}
.rv-in-sec--alt .rv-in-step {
    background: var(--rv-color-panel);
}
.rv-in-step .num {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--rv-color-primary);
    color: #0F172A;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 15px;
    margin-bottom: 14px;
}
.rv-in-step h3 {
    margin: 0 0 6px;
    font-size: 16px;
    font-weight: 700;
    color: var(--rv-color-text);
}
.rv-in-step p {
    margin: 0;
    color: var(--rv-color-text-secondary);
    font-size: 13.5px;
    line-height: 1.7;
}
.rv-in-step .hint {
    display: block;
    margin-top: 10px;
    color: var(--rv-color-primary);
    font-size: 12px;
}

/* ---- 数据指标 ---- */
.rv-in-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}
.rv-in-stat {
    background: var(--rv-color-app-bg);
    border: 1px solid var(--rv-color-border);
    border-radius: var(--rv-radius);
    padding: 22px 20px;
    text-align: center;
}
.rv-in-sec--alt .rv-in-stat {
    background: var(--rv-color-panel);
}
.rv-in-stat .n {
    color: var(--rv-color-primary);
    font-size: 30px;
    font-weight: 800;
    line-height: 1.15;
    font-variant-numeric: tabular-nums;
}
.rv-in-stat .n span {
    font-size: 14px;
    font-weight: 700;
}
.rv-in-stat .l {
    margin-top: 6px;
    color: var(--rv-color-text-secondary);
    font-size: 13px;
}

/* ---- 量化对比条 ---- */
.rv-in-bars {
    max-width: 780px;
}
.rv-in-bar {
    margin-bottom: 18px;
}
.rv-in-bar .lbl {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
    font-size: 14px;
}
.rv-in-bar .lbl .val {
    font-weight: 700;
}
.rv-in-bar .track {
    height: 22px;
    border: 1px solid var(--rv-color-border);
    border-radius: 6px;
    background: var(--rv-color-app-bg);
    overflow: hidden;
}
.rv-in-sec--alt .rv-in-bar .track {
    background: var(--rv-color-panel);
}
.rv-in-bar .fill {
    height: 100%;
}
.fill--dim {
    background: #334155;
}
.fill--brand {
    background: var(--rv-color-primary);
}
.rv-in-foot {
    margin: 16px 0 0;
    max-width: 840px;
    color: var(--rv-color-text-secondary);
    font-size: 13px;
    line-height: 1.7;
}

/* ---- 规格 / 版本表 ---- */
.rv-in-table-wrap {
    overflow-x: auto;
}
table.rv-in-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    border: 1px solid var(--rv-color-border);
    border-radius: var(--rv-radius);
    overflow: hidden;
}
table.rv-in-table th,
table.rv-in-table td {
    padding: 13px 16px;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid var(--rv-color-border);
}
table.rv-in-table thead th {
    background: var(--rv-color-app-bg);
    color: var(--rv-color-primary);
    font-size: 12.5px;
    letter-spacing: .05em;
    border-bottom: 2px solid var(--rv-color-border);
}
.rv-in-sec--alt table.rv-in-table thead th {
    background: var(--rv-color-panel);
}
table.rv-in-table tbody tr:last-child td {
    border-bottom: 0;
}
table.rv-in-table td:first-child {
    color: var(--rv-color-text-secondary);
    white-space: nowrap;
}
table.rv-in-table .ok {
    color: var(--rv-color-success);
}
table.rv-in-table .no {
    color: var(--rv-color-text-secondary);
}

/* ---- 常见问题 ---- */
.rv-in-faq {
    background: var(--rv-color-app-bg);
    border: 1px solid var(--rv-color-border);
    border-radius: var(--rv-radius);
    padding: 18px 22px;
    margin-bottom: 12px;
}
.rv-in-sec--alt .rv-in-faq {
    background: var(--rv-color-panel);
}
.rv-in-faq h3 {
    margin: 0 0 8px;
    font-size: 15.5px;
    font-weight: 700;
    color: var(--rv-color-text);
}
.rv-in-faq h3::before {
    content: "Q  ";
    color: var(--rv-color-primary);
    font-weight: 800;
}
.rv-in-faq p {
    margin: 0;
    color: var(--rv-color-text-secondary);
    font-size: 14px;
    line-height: 1.75;
}

/* ---- 重点提示条 ---- */
.rv-in-promise {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 22px;
    border: 1px solid rgba(255, 138, 0, .35);
    border-radius: var(--rv-radius);
    background: rgba(255, 138, 0, .08);
}
.rv-in-promise .ico {
    font-size: 22px;
    line-height: 1.4;
}
.rv-in-promise p {
    margin: 0;
    font-size: 14.5px;
    line-height: 1.7;
    color: var(--rv-color-text);
}
.rv-in-promise strong {
    color: var(--rv-color-primary);
}

/* ---- 两列清单（取舍 / 注意事项） ---- */
.rv-in-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}
.rv-in-list > * {
    background: var(--rv-color-app-bg);
    border: 1px solid var(--rv-color-border);
    border-radius: var(--rv-radius);
    padding: 18px 20px;
}
.rv-in-sec--alt .rv-in-list > * {
    background: var(--rv-color-panel);
}
.rv-in-list h4 {
    margin: 0 0 6px;
    font-size: 15px;
    font-weight: 700;
    color: var(--rv-color-text);
}
.rv-in-list p {
    margin: 0;
    color: var(--rv-color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

/* ---- 产品介绍页响应式 ---- */
@media (max-width: 1024px) {
    .rv-in-caps,
    .rv-in-grid,
    .rv-in-scen {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .rv-in-steps,
    .rv-in-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .rv-in-row {
        gap: 28px;
        margin-bottom: 44px;
    }
}

@media (max-width: 760px) {
    .rv-in-sec {
        padding: 48px 0;
    }
    .rv-in-caps,
    .rv-in-grid,
    .rv-in-scen,
    .rv-in-compare,
    .rv-in-steps,
    .rv-in-stats,
    .rv-in-list,
    .rv-in-row {
        grid-template-columns: minmax(0, 1fr);
    }
    .rv-in-row--flip .rv-in-media {
        order: 0;
    }
}

/* ============================================================
   解决方案示意图（SolutionArt：内联 SVG，见 SolutionArt.cs）
   列表卡片 / 详情页 Hero / 页尾交叉推荐三处共用同一张图
   ============================================================ */
.rv-product-card .rv-card-media--art svg {
    display: block;
    width: 100%;
    height: 100%;
}

.rv-pl-art--art svg,
.rv-pl-more__art svg {
    display: block;
    width: 100%;
    height: auto;
}

.rv-pl-more__art {
    border-bottom: var(--rv-border);
}