/* ==========================================================================
   宏智达科技 · 子页面组件样式
   仅用于 products / smart-locker-system / iot-solutions / custom-oem /
   about / faq / cases / contact 等独立 SEO 落地页。
   复用 main.css 的设计令牌，不改动首页样式。
   ========================================================================== */

/* ---------- 子页顶部头图（避开固定导航） ---------- */
.page-hero {
  position: relative;
  padding-top: calc(72px + clamp(44px, 6vw, 84px));
  padding-bottom: clamp(28px, 4vw, 56px);
  background:
    radial-gradient(880px 360px at 78% -8%, rgba(30, 111, 255, .18), transparent 60%),
    linear-gradient(180deg, var(--ink-850, #071228), var(--ink-900, #050C1C));
  border-bottom: 1px solid var(--color-line, rgba(125, 165, 225, .14));
}
.page-hero__inner { max-width: 900px; }
.page-hero h1 {
  font-family: var(--font-display, 'Archivo Black', sans-serif);
  font-size: clamp(30px, 4.4vw, 50px);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin: 14px 0 16px;
}
.page-hero__lead {
  color: var(--color-muted, #9DB0D2);
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.8;
  max-width: 760px;
}
.page-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

/* ---------- 面包屑 ---------- */
.breadcrumb {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--color-muted, #9DB0D2);
  margin-bottom: 6px;
}
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0; }
.breadcrumb li { display: inline-flex; align-items: center; gap: 6px; }
.breadcrumb li + li::before { content: "/"; opacity: .5; }
.breadcrumb a { color: var(--color-muted, #9DB0D2); }
.breadcrumb a:hover { color: var(--color-text, #EAF1FB); }
.breadcrumb [aria-current="page"] { color: var(--color-text, #EAF1FB); }

/* ---------- 通用正文 ========== */
.prose { max-width: 820px; }
.prose p { color: var(--color-muted, #9DB0D2); margin: 0 0 14px; line-height: 1.85; }
.prose h2 { font-size: clamp(22px, 2.6vw, 30px); margin: 0 0 14px; }
.prose h3 { font-family: var(--font-display, 'Archivo Black', sans-serif); font-size: var(--fs-18, 18px); margin: 28px 0 10px; }
.prose ul, .prose ol { color: var(--color-muted, #9DB0D2); line-height: 1.9; margin: 0 0 16px; padding-left: 20px; }
.prose li { margin-bottom: 6px; }
.prose a { color: var(--color-brand-lt, #5A9DFF); text-decoration: underline; text-underline-offset: 3px; }
.prose a:hover { color: var(--color-text, #EAF1FB); }
.prose strong { color: var(--color-text, #EAF1FB); }

/* ---------- 产品卡网格 ---------- */
.pgrid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.pcard {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 26px 24px;
  background: var(--ink-850, #071228);
  border: 1px solid var(--color-line, rgba(125, 165, 225, .14));
  border-radius: var(--radius-sm, 2px);
  transition: transform .25s ease, border-color .25s ease, background .25s ease;
}
.pcard:hover { transform: translateY(-4px); border-color: var(--color-line-strong, rgba(125, 165, 225, .30)); background: var(--ink-800, #0A1834); }
.pcard__no {
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 12px; color: var(--color-accent, #FF7A29); letter-spacing: .08em;
}
.pcard h3 { font-size: var(--fs-24, 24px); margin: 10px 0 10px; }
.pcard p { color: var(--color-muted, #9DB0D2); font-size: var(--fs-14, 14px); line-height: 1.8; flex: 1; }
.pcard__link { margin-top: 16px; color: var(--color-brand-lt, #5A9DFF); font-size: 14px; font-weight: 600; }
.pcard__link::after { content: " →"; }

/* ---------- 规格表 ---------- */
.spec-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.spec-table caption { text-align: left; color: var(--color-muted, #9DB0D2); font-size: 13px; padding-bottom: 10px; }
.spec-table th, .spec-table td {
  text-align: left; padding: 12px 14px;
  border-bottom: 1px solid var(--color-line, rgba(125, 165, 225, .14));
  vertical-align: top;
}
.spec-table th { color: var(--color-text, #EAF1FB); font-weight: 600; white-space: nowrap; width: 168px; }
.spec-table td { color: var(--color-muted, #9DB0D2); line-height: 1.75; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }

/* ---------- 内链区块（相关页面） ---------- */
.related { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.related a {
  display: block; padding: 18px 20px;
  background: var(--ink-850, #071228);
  border: 1px solid var(--color-line, rgba(125, 165, 225, .14));
  border-radius: var(--radius-sm, 2px);
  transition: border-color .2s ease, background .2s ease;
}
.related a:hover { border-color: var(--color-brand-lt, #5A9DFF); background: var(--ink-800, #0A1834); }
.related b { display: block; font-size: 15px; margin-bottom: 4px; }
.related span { color: var(--color-muted, #9DB0D2); font-size: 13px; }

/* ---------- 行动区（CTA band） ---------- */
.cta-band {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 20px; padding: 30px 28px;
  background:
    radial-gradient(600px 200px at 85% 0%, rgba(255, 122, 41, .16), transparent 70%),
    var(--ink-800, #0A1834);
  border: 1px solid var(--color-line-strong, rgba(125, 165, 225, .30));
  border-radius: var(--radius-sm, 2px);
}
.cta-band h2 { font-size: clamp(20px, 2.4vw, 28px); margin: 0 0 6px; }
.cta-band p { color: var(--color-muted, #9DB0D2); margin: 0; font-size: 14px; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- 悬浮 WhatsApp / 询价 ---------- */
.float-cta { position: fixed; right: 18px; bottom: 74px; z-index: 60; display: flex; flex-direction: column; gap: 10px; }
.float-cta a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: 50%;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .35);
  transition: transform .2s ease, filter .2s ease;
}
.float-cta a:hover { transform: translateY(-3px); filter: brightness(1.08); }
.float-cta .wa { background: #25D366; color: #fff; }
.float-cta .mail { background: var(--color-brand, #1E6FFF); color: #fff; }
.float-cta svg { width: 26px; height: 26px; }

/* ---------- 步骤流程（关于/定制） ---------- */
.steps { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); counter-reset: step; }
.step { padding: 22px 20px; background: var(--ink-850, #071228); border: 1px solid var(--color-line, rgba(125, 165, 225, .14)); border-radius: var(--radius-sm, 2px); }
.step::before {
  counter-increment: step; content: "0" counter(step);
  font-family: var(--font-mono, 'IBM Plex Mono', monospace);
  font-size: 12px; color: var(--color-accent, #FF7A29); letter-spacing: .1em;
}
.step h3 { font-size: 16px; margin: 8px 0 8px; }
.step p { color: var(--color-muted, #9DB0D2); font-size: 13px; line-height: 1.75; margin: 0; }

/* ---------- 修复：技术实力表格在窄屏撑破布局 ----------
   .tech-table 有 min-width:640px，而 .tech-table-wrap 是 grid 子项，
   grid 子项默认 min-width:auto 会被内容撑到 640px，导致整页横向溢出。
   将子项 min-width 归零后，溢出交给 .tech-table-scroll 内部滚动。 */
.tech-table-wrap { min-width: 0; }
.tech-table-scroll { max-width: 100%; }

/* ---------- 双列内容 ---------- */
.split { display: grid; gap: 28px; grid-template-columns: 1.1fr .9fr; align-items: start; }
.split--rev { grid-template-columns: .9fr 1.1fr; }

/* ---------- 柜型矩阵（紧凑卡片） ----------
   14 类柜型用 .pcard 会过高，这里用更小的 padding 与字号，
   宽屏自适应 4~5 列，窄屏 2 列。 */
.ctypes {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}
.ctype {
  padding: 16px 18px;
  background: var(--ink-850, #071228);
  border: 1px solid var(--color-line, rgba(125, 165, 225, .14));
  border-radius: var(--radius-sm, 2px);
  transition: border-color .25s ease, background .25s ease;
}
.ctype:hover {
  border-color: var(--color-line-strong, rgba(125, 165, 225, .30));
  background: var(--ink-800, #0A1834);
}
.ctype h3 { font-size: 16px; margin: 0 0 6px; }
.ctype p { margin: 0; color: var(--color-muted, #9DB0D2); font-size: 13px; line-height: 1.7; }

.ctypes-title {
  font-size: 15px;
  margin: 26px 0 12px;
  color: var(--color-brand-lt, #5A9DFF);
  letter-spacing: .02em;
}
.ctypes-title:first-of-type { margin-top: 18px; }

@media (max-width: 680px) {
  .ctypes { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .ctype { padding: 12px 14px; }
  .ctype h3 { font-size: 15px; }
}

@media (max-width: 900px) {
  .split, .split--rev { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .float-cta { right: 12px; bottom: 66px; }
  .float-cta a { width: 46px; height: 46px; }
  .spec-table th { width: auto; }
}