@charset "UTF-8";
/* ==========================================================================
   企业站模板设计系统 · 单一浅色主题 · 无构建依赖
   --------------------------------------------------------------------------
   换配色只需改 :root 顶部的三个品牌色，无需碰组件样式。
   ========================================================================== */
@import url("fonts.css");

/* --------------------------------------------------------------------------
   1. 设计令牌 TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* 品牌 · 换色只改这三个 */
  --brand-accent: #ffb302;        /* 高可见度安全琥珀 */
  --brand-accent-deep: #c98600;   /* 浅色主题下的文字级琥珀 */
  --brand-steel: #58a6c9;         /* 冷调辅助色，克制使用 */

  /* 字体 */
  --font-sans: "Archivo", -apple-system, BlinkMacSystemFont, "PingFang SC",
    "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas,
    "PingFang SC", monospace;

  /* 字号 · 流体排版 */
  --fs-display: clamp(2.6rem, 1.4rem + 4.6vw, 5.4rem);
  --fs-h1: clamp(2.1rem, 1.35rem + 2.9vw, 3.9rem);
  --fs-h2: clamp(1.65rem, 1.2rem + 1.7vw, 2.7rem);
  --fs-h3: clamp(1.12rem, 1rem + 0.5vw, 1.4rem);
  --fs-lede: clamp(1rem, 0.95rem + 0.3vw, 1.18rem);
  --fs-body: 1rem;
  --fs-sm: 0.875rem;
  --fs-xs: 0.76rem;

  /* 间距 · 8px 基准 */
  --sp-1: 0.5rem;  --sp-2: 0.75rem; --sp-3: 1rem;   --sp-4: 1.5rem;
  --sp-5: 2rem;    --sp-6: 3rem;    --sp-7: 4rem;   --sp-8: 6rem;
  --sp-section: clamp(4rem, 2.5rem + 6vw, 8.5rem);

  /* 形状 */
  --radius: 3px;          /* 工程感：近乎直角 */
  --radius-lg: 5px;
  --wrap: 1280px;
  --gutter: clamp(1.15rem, 0.5rem + 3vw, 4rem);

  /* 动效 */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-sharp: cubic-bezier(0.65, 0, 0.35, 1);
  --dur: 0.5s;

  /* 网格底纹尺寸 */
  --grid-size: 42px;

  /* 语义色 · 组件只引用这一层，不直接写色值 */
  color-scheme: light;
  --bg: #f4f4f1;
  --bg-raised: #ffffff;
  --bg-sunken: #e9e9e4;
  --bg-inset: #fbfbf9;
  --ink: #14181d;
  --ink-muted: #57626e;
  --ink-faint: #8b95a1;
  --line: rgba(16, 20, 26, 0.13);
  --line-strong: rgba(16, 20, 26, 0.28);
  --accent: var(--brand-accent);
  --accent-text: var(--brand-accent-deep);
  --on-accent: #14181d;
  --steel: #2f7f9e;
  --grid-line: rgba(16, 20, 26, 0.045);
  --shadow: 0 22px 50px rgba(16, 24, 34, 0.13);
  --shadow-sm: 0 4px 14px rgba(16, 24, 34, 0.08);
  --glow: 0 0 0 1px rgba(201, 134, 0, 0.32), 0 12px 34px rgba(201, 134, 0, 0.16);
  --scrim: rgba(20, 24, 29, 0.55);
}

/* --------------------------------------------------------------------------
   2. 基础 BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.72;
  color: var(--ink);
  background: var(--bg);
  transition: background-color 0.35s var(--ease), color 0.35s var(--ease);
  overflow-x: hidden;
}

/* 蓝图底纹 + 颗粒：整站氛围层 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: var(--grid-size) var(--grid-size);
  mask-image: radial-gradient(ellipse 120% 80% at 50% 0%, #000 30%, transparent 78%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.28;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
}

body > * { position: relative; z-index: 1; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.022em;
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: -0.012em; }
p { margin: 0 0 var(--sp-3); }
p:last-child { margin-bottom: 0; }

a { color: inherit; text-decoration: none; }
a:not([class]) {
  color: var(--accent-text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
ul, ol { margin: 0 0 var(--sp-3); padding-left: 1.15em; }
li { margin-bottom: 0.4em; }
hr { height: 1px; margin: var(--sp-5) 0; border: 0; background: var(--line); }
::selection { background: var(--accent); color: var(--on-accent); }

:where(a, button, input, textarea, select, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  top: 0; left: 50%;
  z-index: 200;
  padding: 0.7em 1.2em;
  color: var(--on-accent);
  background: var(--accent);
  font-weight: 700;
  transform: translate(-50%, -140%);
  transition: transform 0.22s var(--ease);
}
.skip-link:focus { transform: translate(-50%, 0); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   3. 布局 LAYOUT
   -------------------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.wrap--narrow { max-width: 860px; }

.section { position: relative; padding-block: var(--sp-section); }
.section--tight { padding-block: clamp(2.6rem, 1.8rem + 3vw, 4.5rem); }
.section--alt { background: var(--bg-raised); border-block: 1px solid var(--line); }
.section--sunken { background: var(--bg-sunken); border-block: 1px solid var(--line); }

/* 反色区块：无论明暗主题都是深底 */
.section--invert {
  --ink: #e9eef3;
  --ink-muted: #9aa8b7;
  --ink-faint: #64717f;
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(255, 255, 255, 0.24);
  --bg-raised: rgba(255, 255, 255, 0.045);
  --bg-inset: rgba(255, 255, 255, 0.07);
  --accent-text: var(--brand-accent);
  color: var(--ink);
  background: #0a0c0f;
  background-image:
    radial-gradient(ellipse 90% 120% at 12% 0%, rgba(255, 179, 2, 0.11), transparent 62%),
    radial-gradient(ellipse 70% 100% at 95% 100%, rgba(88, 166, 201, 0.1), transparent 60%);
}

.grid { display: grid; gap: clamp(1rem, 0.6rem + 1.4vw, 1.75rem); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1000px) {
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 1rem + 4vw, 5rem);
  align-items: center;
}
.split--media-first > :last-child { order: -1; }
.split__figure { position: relative; }
.split__figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}
@media (max-width: 860px) {
  .split { grid-template-columns: minmax(0, 1fr); }
  .split--media-first > :last-child { order: 0; }
}

.layout-aside {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: clamp(2rem, 1rem + 3vw, 4rem);
  align-items: start;
}
@media (max-width: 940px) { .layout-aside { grid-template-columns: minmax(0, 1fr); } }

/* --------------------------------------------------------------------------
   4. 排版组件 TYPO PARTS
   -------------------------------------------------------------------------- */
.mono {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink-muted);
}

/* 小标签：中文站常见的「栏目名 / 一句话定位」，不做字母间距与大写处理 */
.eyebrow {
  display: inline-block;
  margin-bottom: var(--sp-2);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--accent-text);
}

.sec-head { max-width: 62ch; margin-bottom: clamp(2rem, 1.2rem + 2.4vw, 3.5rem); }
.sec-head--center { margin-inline: auto; text-align: center; }
.sec-head--center .eyebrow { justify-content: center; }
.sec-head--split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 1rem + 2vw, 3.5rem);
  align-items: end;
  max-width: none;
}
@media (max-width: 800px) { .sec-head--split { grid-template-columns: minmax(0, 1fr); align-items: start; } }

.lede {
  margin-top: var(--sp-3);
  font-size: var(--fs-lede);
  color: var(--ink-muted);
  text-wrap: pretty;
}

.rule {
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
  margin-block: var(--sp-4);
}

/* --------------------------------------------------------------------------
   5. 按钮 BUTTONS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  min-height: 48px;
  padding: 0 1.5em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.22s var(--ease), color 0.22s var(--ease),
    border-color 0.22s var(--ease), transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}
.btn:active { transform: translateY(1px); }

.btn--primary { color: var(--on-accent); background: var(--accent); }
.btn--primary:hover { box-shadow: var(--glow); transform: translateY(-2px); }

.btn--ghost { color: var(--ink); border-color: var(--line-strong); background: transparent; }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent-text); transform: translateY(-2px); }

.btn--solid { color: var(--bg); background: var(--ink); }
.btn--solid:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }

.btn--quiet { min-height: 40px; padding: 0 0.9em; color: var(--ink-muted); }
.btn--quiet:hover { color: var(--accent-text); }

.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-top: var(--sp-4); }
.btn-row--center { justify-content: center; }
.btn-row--flush { margin-top: 0; }

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--accent-text);
}
.link-more::after {
  content: "→";
  transition: transform 0.24s var(--ease);
  font-family: var(--font-sans);
}
.link-more:hover::after { transform: translateX(5px); }

/* --------------------------------------------------------------------------
   6. 页头 / 导航 HEADER
   -------------------------------------------------------------------------- */
.topbar {
  position: relative;
  z-index: 51;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-4);
  padding: 0.55rem var(--gutter);
  font-size: var(--fs-sm);
  color: var(--ink-muted);
  background: var(--bg-sunken);
  border-bottom: 1px solid var(--line);
}
.topbar a { color: var(--ink); font-weight: 500; }
.topbar a:hover { color: var(--accent-text); }
.topbar__set { display: flex; gap: var(--sp-4); align-items: center; }
@media (max-width: 860px) { .topbar__hide-sm { display: none; } }
@media (max-width: 560px) { .topbar { font-size: 0.68rem; } .topbar__set { gap: var(--sp-2); } }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  min-height: 78px;
  padding-inline: var(--gutter);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s var(--ease), min-height 0.3s var(--ease);
}
.site-header.is-stuck { box-shadow: var(--shadow-sm); }

.brand { display: flex; align-items: center; gap: 0.7rem; flex: none; }
.brand__mark {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  flex: none;
  color: var(--on-accent);
  background: var(--accent);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.04em;
}
.brand__name {
  display: block;
  /* 公司全称比简称长得多, 字号跟着视口收一点, 免得把导航挤掉 */
  font-size: clamp(0.86rem, 0.62rem + 0.62vw, 1.02rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.brand__sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.nav { display: flex; align-items: center; gap: 0.15rem; margin-left: auto; }
.nav__link {
  position: relative;
  padding: 0.55em 0.85em;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink-muted);
  border-radius: var(--radius);
  transition: color 0.2s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0.85em; right: 0.85em; bottom: 0.25em;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.26s var(--ease);
}
.nav__link:hover { color: var(--ink); }
.nav__link:hover::after,
.nav__link[aria-current="page"]::after { transform: scaleX(1); }
.nav__link[aria-current="page"] { color: var(--ink); }

.header-tools { display: flex; align-items: center; gap: 0.4rem; flex: none; }
.icon-btn {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  color: var(--ink-muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 1rem;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}
.icon-btn:hover { color: var(--accent-text); border-color: var(--accent); }
.icon-btn svg { width: 17px; height: 17px; }

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  padding-inline: 0.75em;
  height: 42px;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.header-phone:hover { border-color: var(--accent); color: var(--accent-text); }
.header-phone svg { width: 17px; height: 17px; flex: none; }

.menu-btn { display: none; }
@media (max-width: 1080px) {
  .nav { display: none; }
  .menu-btn { display: grid; }
  /* 窄屏只留电话图标，按钮收成正方形 */
  .header-phone__text { display: none; }
  .header-phone { width: 42px; padding-inline: 0; justify-content: center; }
}
@media (max-width: 560px) {
  .header-cta { display: none; }
  .site-header { gap: var(--sp-2); }
  /* 英文副名带字距，窄屏下会把页头撑出横向滚动 */
  .brand__sub { display: none; }
}

/* 移动端抽屉 */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  grid-template-columns: 1fr min(88vw, 380px);
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s var(--ease), visibility 0.3s;
}
.drawer.is-open { visibility: visible; opacity: 1; }
.drawer__scrim { background: var(--scrim); backdrop-filter: blur(3px); }
.drawer__panel {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  padding: var(--sp-4) var(--sp-4) var(--sp-6);
  overflow-y: auto;
  background: var(--bg-raised);
  border-left: 1px solid var(--line);
  transform: translateX(100%);
  transition: transform 0.36s var(--ease);
}
.drawer.is-open .drawer__panel { transform: translateX(0); }
.drawer__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--sp-3); }
.drawer__link {
  padding: 0.85em 0.2em;
  font-size: 1.05rem;
  font-weight: 700;
  border-bottom: 1px solid var(--line);
}
.drawer__link[aria-current="page"] { color: var(--accent-text); }
.drawer__foot { margin-top: var(--sp-4); display: grid; gap: var(--sp-2); }

/* --------------------------------------------------------------------------
   7. 首屏 HERO
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3.5rem, 2rem + 6vw, 7rem) clamp(3rem, 2rem + 4vw, 5.5rem);
  background-image:
    radial-gradient(ellipse 80% 90% at 8% -10%, color-mix(in srgb, var(--accent) 13%, transparent), transparent 60%),
    radial-gradient(ellipse 65% 80% at 100% 10%, color-mix(in srgb, var(--steel) 12%, transparent), transparent 58%);
}
.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(2rem, 1rem + 4vw, 4.5rem);
  align-items: center;
}
@media (max-width: 960px) { .hero__inner { grid-template-columns: minmax(0, 1fr); } }

/* 首屏标题独立控制：中文整行不折字，避免尾行孤字 */
.hero__title { font-size: clamp(2rem, 1.3rem + 2.5vw, 3.3rem); margin-bottom: var(--sp-3); }
.hero__title em { font-style: normal; color: var(--accent-text); }
.hero__lede { font-size: var(--fs-lede); color: var(--ink-muted); max-width: 54ch; text-wrap: pretty; }

.hero__media { position: relative; }
.hero__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
}

/* 首屏轮播 */
.slider { position: relative; }
.slider__track { position: relative; }
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s var(--ease), visibility 0.7s;
}
.slide:first-child { position: relative; }
.slide.is-active { opacity: 1; visibility: visible; }
.slide__caption {
  position: absolute;
  left: var(--sp-3); right: var(--sp-3); bottom: var(--sp-3);
  padding: var(--sp-3);
  background: color-mix(in srgb, #0a0c0f 78%, transparent);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  color: #e9eef3;
}
.slide__caption strong {
  display: block;
  margin-bottom: 0.25em;
  font-size: 0.98rem;
  color: var(--brand-accent);
}
.slide__caption span { font-size: var(--fs-sm); color: #a8b5c2; line-height: 1.6; }
/* 深色底衬：图片换成浅色照片后指示点仍然可见 */
.slider__dots {
  position: absolute;
  top: var(--sp-3); right: var(--sp-3);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  z-index: 3;
  padding: 7px 9px;
  background: color-mix(in srgb, #0a0c0f 68%, transparent);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 99px;
  backdrop-filter: blur(8px);
}
.slider__dots button {
  display: block;
  width: 26px; height: 4px;
  padding: 0;
  border: 0;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.45);
  cursor: pointer;
  transition: background-color 0.25s var(--ease), width 0.25s var(--ease);
}
.slider__dots button.is-active { width: 40px; background: var(--brand-accent); }

/* 轮播播放/暂停：WCAG 2.2.2 要求自动播放内容必须可由用户停止 */
.slider__toggle {
  position: absolute;
  top: var(--sp-3);
  left: var(--sp-3);
  z-index: 3;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  padding: 0;
  color: #e9eef3;
  background: color-mix(in srgb, #0a0c0f 68%, transparent);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.slider__toggle:hover { border-color: var(--brand-accent); color: var(--brand-accent); }
.slider__toggle svg { width: 13px; height: 13px; }
.slider__toggle .icon-play { display: none; }
.slider.is-paused .slider__toggle .icon-play { display: block; }
.slider.is-paused .slider__toggle .icon-pause { display: none; }

/* 数据条 */
.spec-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: var(--sp-5);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.spec {
  padding: var(--sp-3);
  background: var(--bg);
  transition: background-color 0.25s var(--ease);
}
.spec:hover { background: var(--bg-inset); }
.spec__num {
  display: block;
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2.1rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}
.spec__num i { font-style: normal; font-size: 0.55em; color: var(--accent-text); margin-left: 0.15em; }
.spec__label {
  display: block;
  margin-top: 0.2em;
  font-size: var(--fs-sm);
  color: var(--ink-muted);
}
@media (max-width: 560px) { .spec-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* 页内小标题栏（内页首屏） */
.page-hero {
  position: relative;
  padding-block: clamp(2.8rem, 2rem + 4vw, 5rem);
  border-bottom: 1px solid var(--line);
  background-image: radial-gradient(ellipse 70% 120% at 10% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 62%);
}
.page-hero__title { font-size: var(--fs-h2); }
.page-hero .lede { max-width: 66ch; }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
  margin-bottom: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--ink-muted);
}
.breadcrumb a:hover { color: var(--accent-text); }
.breadcrumb li { list-style: none; display: flex; gap: 0.5em; margin: 0; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 0.5em; margin: 0; padding: 0; }
.breadcrumb li:not(:last-child)::after { content: "/"; color: var(--line-strong); }

/* --------------------------------------------------------------------------
   8. 卡片与面板 CARDS
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.32s var(--ease), border-color 0.32s var(--ease), box-shadow 0.32s var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow-sm); }
.card__media { position: relative; overflow: hidden; background: var(--bg-inset); }
.card__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.card:hover .card__media img { transform: scale(1.05); }
.card__tag {
  position: absolute;
  top: var(--sp-2); left: var(--sp-2);
  padding: 0.3em 0.75em;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--on-accent);
  background: var(--accent);
  border-radius: 2px;
}
.card__body { display: flex; flex-direction: column; gap: 0.6rem; padding: var(--sp-4); flex: 1; }
.card__title { font-size: var(--fs-h3); }
.card__title a::after { content: ""; position: absolute; inset: 0; }
.card__text { color: var(--ink-muted); font-size: var(--fs-sm); line-height: 1.68; }
.card__meta {
  display: flex;
  gap: var(--sp-2);
  font-size: var(--fs-xs);
  color: var(--ink-faint);
}
.card__body .link-more { margin-top: auto; padding-top: var(--sp-1); }

/* 文字面板 */
.panel {
  position: relative;
  padding: var(--sp-4);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.panel:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.panel h3 { margin-bottom: 0.5rem; }
.panel p { color: var(--ink-muted); font-size: var(--fs-sm); }
.panel--accent {
  color: var(--on-accent);
  background: var(--accent);
  border-color: transparent;
}
.panel--accent p { color: color-mix(in srgb, var(--on-accent) 78%, transparent); }
.panel--accent .link-more { color: var(--on-accent); }
.panel--flush { background: transparent; border-color: transparent; padding-inline: 0; }

/* 图标特性块 */
.feature {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--sp-3);
  align-items: start;
}
.feature__icon {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  flex: none;
  color: var(--accent-text);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: var(--radius);
}
.feature__icon svg { width: 20px; height: 20px; }
.feature h3 { margin-bottom: 0.3rem; }
.feature p { color: var(--ink-muted); font-size: var(--fs-sm); }

/* 清单 */
.list-check { list-style: none; padding: 0; display: grid; gap: 0.7rem; }
/* 标记用绝对定位，避免 <strong> 与其后的纯文本被拆成两个网格项 */
.list-check li {
  position: relative;
  padding-left: 1.4rem;
  margin: 0;
  color: var(--ink-muted);
  font-size: var(--fs-sm);
}
.list-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px; height: 7px;
  background: var(--accent);
  transform: rotate(45deg);
}
.list-check strong { color: var(--ink); font-weight: 700; }

/* --------------------------------------------------------------------------
   9. 流程 / 时间线 / 数据 PROCESS
   -------------------------------------------------------------------------- */
.process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.process__step {
  position: relative;
  padding: var(--sp-4) var(--sp-3);
  background: var(--bg-raised);
  transition: background-color 0.3s var(--ease);
}
.process__step:hover { background: var(--bg-inset); }
.process__step::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.5s var(--ease);
}
.process__step:hover::before { width: 100%; }
.process__num {
  display: block;
  margin-bottom: var(--sp-2);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--accent-text);
}
.process__step strong { display: block; margin-bottom: 0.35em; font-size: 1.02rem; }
.process__step .process__desc { color: var(--ink-muted); font-size: var(--fs-sm); line-height: 1.62; }

.timeline { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; }
.timeline li {
  position: relative;
  margin: 0;
  padding: var(--sp-4) 0 var(--sp-4) var(--sp-6);
  border-bottom: 1px solid var(--line);
}
.timeline li::before {
  content: "";
  position: absolute;
  left: 0; top: calc(var(--sp-4) + 0.55em);
  width: 9px; height: 9px;
  background: var(--accent);
  transform: rotate(45deg);
}
.timeline li::after {
  content: "";
  position: absolute;
  left: 4px; top: calc(var(--sp-4) + 1.5em);
  bottom: 0;
  width: 1px;
  background: var(--line);
}
.timeline li:last-child { border-bottom: 0; }
.timeline li:last-child::after { display: none; }
.timeline time {
  display: block;
  margin-bottom: 0.3em;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  color: var(--accent-text);
}
.timeline p { color: var(--ink-muted); font-size: var(--fs-sm); margin: 0.25em 0 0; }

/* 统计块 */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: clamp(1rem, 0.6rem + 1.5vw, 2rem);
}
.stat { border-top: 2px solid var(--accent); padding-top: var(--sp-3); }
.stat__num {
  display: block;
  font-size: clamp(2rem, 1.4rem + 2.2vw, 3.4rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}
.stat__num i { font-style: normal; font-size: 0.42em; color: var(--accent-text); margin-left: 0.12em; letter-spacing: 0; }
.stat__label { display: block; margin-top: 0.55em; color: var(--ink-muted); font-size: var(--fs-sm); }

/* 参数表 */
.spec-table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.spec-table caption { text-align: left; margin-bottom: var(--sp-2); color: var(--ink-muted); font-size: var(--fs-sm); }
.spec-table th, .spec-table td { padding: 0.85em 1em; text-align: left; border-bottom: 1px solid var(--line); }
.spec-table thead th {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--ink);
  background: var(--bg-inset);
  border-bottom-color: var(--line-strong);
}
.spec-table tbody th { font-weight: 700; color: var(--ink); width: 34%; }
.spec-table td { color: var(--ink-muted); font-variant-numeric: tabular-nums; }
.spec-table tbody tr:hover td, .spec-table tbody tr:hover th { background: var(--bg-inset); }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.table-scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.table-scroll .spec-table th:first-child, .table-scroll .spec-table td:first-child { padding-left: 1.2em; }

/* logo 墙 */
.logo-wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.logo-wall > div {
  display: grid;
  place-items: center;
  min-height: 92px;
  padding: var(--sp-3);
  background: var(--bg-raised);
  font-size: var(--fs-sm);
  color: var(--ink-faint);
  transition: color 0.28s var(--ease), background-color 0.28s var(--ease);
}
.logo-wall > div:hover { color: var(--accent-text); background: var(--bg-inset); }

/* 资质证书墙：营业执照、体系认证、专利证书等扫描件 */
.cert-wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--sp-3);
}
.cert-wall figure {
  margin: 0;
  padding: var(--sp-3);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
  transition: border-color 0.28s var(--ease), transform 0.28s var(--ease);
}
.cert-wall figure:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.cert-wall img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--bg-inset);
  border: 1px solid var(--line);
  border-radius: 2px;
}
.cert-wall figcaption { margin-top: 0.7em; font-size: var(--fs-sm); color: var(--ink-muted); }

/* 引述 */
.quote {
  position: relative;
  padding: var(--sp-5);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
}
.quote blockquote { margin: 0; font-size: var(--fs-lede); line-height: 1.68; text-wrap: pretty; }
.quote figcaption {
  margin-top: var(--sp-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--line);
  font-size: var(--fs-sm);
  color: var(--ink-muted);
}
.quote figcaption b { color: var(--ink); font-weight: 600; }

/* --------------------------------------------------------------------------
   10. FAQ / 表单 / 搜索
   -------------------------------------------------------------------------- */
.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-3);
  width: 100%;
  padding: var(--sp-4) 0;
  font-family: var(--font-sans);
  font-size: 1.02rem;
  font-weight: 700;
  text-align: left;
  color: var(--ink);
  background: none;
  border: 0;
  cursor: pointer;
  transition: color 0.2s var(--ease);
}
.faq__q:hover { color: var(--accent-text); }
.faq__q .faq__mark {
  display: grid;
  place-items: center;
  width: 26px; height: 26px;
  flex: none;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-weight: 400;
  transition: transform 0.32s var(--ease), border-color 0.32s var(--ease), color 0.32s var(--ease);
}
.faq__item.is-open .faq__q .faq__mark { transform: rotate(135deg); border-color: var(--accent); color: var(--accent-text); }
.faq__a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease);
}
.faq__item.is-open .faq__a { grid-template-rows: 1fr; }
/* visibility 让收起的答案退出无障碍树与 Tab 顺序，与 aria-expanded="false" 保持一致 */
.faq__a > div { overflow: hidden; visibility: hidden; transition: visibility 0.4s; }
.faq__item.is-open .faq__a > div { visibility: visible; }
.faq__a p { padding-bottom: var(--sp-4); color: var(--ink-muted); font-size: var(--fs-sm); max-width: 78ch; }

.form { display: grid; gap: var(--sp-3); }
.form__row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-3); }
@media (max-width: 620px) { .form__row { grid-template-columns: minmax(0, 1fr); } }
.field { display: grid; gap: 0.4rem; }
.field > span {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink);
}
.field > span b { color: var(--accent-text); font-weight: 500; }
input, textarea, select {
  width: 100%;
  padding: 0.85em 1em;
  font: inherit;
  font-size: var(--fs-sm);
  color: var(--ink);
  background: var(--bg-inset);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}
input::placeholder, textarea::placeholder { color: var(--ink-faint); }
input:hover, textarea:hover, select:hover { border-color: var(--line-strong); }
input:focus, textarea:focus, select:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
textarea { resize: vertical; min-height: 132px; }
select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 20px) 55%, calc(100% - 14px) 55%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 2.6em;
}
.form__note { font-size: var(--fs-sm); color: var(--ink-muted); }
/* 状态容器常驻 DOM（空时不占位），保证 aria-live 能播报后续写入的文本 */
.form__status { padding: 0.9em 1em; border-radius: var(--radius); font-size: var(--fs-sm); }
.form__status:empty { padding: 0; }
.form__status.is-ok { color: var(--on-accent); background: var(--accent); }

.search-dialog {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: start center;
  padding: clamp(3rem, 10vh, 8rem) var(--gutter);
  background: var(--scrim);
  backdrop-filter: blur(6px);
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.26s var(--ease), visibility 0.26s;
}
.search-dialog.is-open { visibility: visible; opacity: 1; }
.search-box {
  width: min(620px, 100%);
  padding: var(--sp-4);
  background: var(--bg-raised);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transform: translateY(-14px);
  transition: transform 0.3s var(--ease);
}
.search-dialog.is-open .search-box { transform: translateY(0); }
.search-box h2 { font-size: var(--fs-h3); margin-bottom: var(--sp-3); }
.search-results { margin-top: var(--sp-3); max-height: 46vh; overflow-y: auto; display: grid; gap: 1px; }
.search-results a {
  display: block;
  padding: 0.8em 0.9em;
  background: var(--bg-inset);
  border-radius: var(--radius);
  transition: background-color 0.18s var(--ease);
}
.search-results a:hover, .search-results a:focus-visible { background: color-mix(in srgb, var(--accent) 16%, var(--bg-inset)); }
.search-results strong { display: block; font-size: var(--fs-sm); }
.search-results span { font-size: var(--fs-xs); color: var(--ink-muted); }
.search-results__empty { padding: 1em; color: var(--ink-faint); font-size: var(--fs-sm); text-align: center; }

/* --------------------------------------------------------------------------
   11. 行动条 / 页脚 / 悬浮
   -------------------------------------------------------------------------- */
.cta-band {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3rem, 2rem + 4vw, 5.5rem);
  color: #e9eef3;
  background: #0a0c0f;
  background-image:
    radial-gradient(ellipse 70% 130% at 15% 50%, rgba(255, 179, 2, 0.16), transparent 60%),
    radial-gradient(ellipse 60% 120% at 90% 50%, rgba(88, 166, 201, 0.13), transparent 58%);
  border-block: 1px solid var(--line);
}
.cta-band__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-4);
}
.cta-band h2 { max-width: 22ch; }
.cta-band p { margin-top: var(--sp-2); color: #9aa8b7; max-width: 52ch; }
.cta-band .btn--ghost { color: #e9eef3; border-color: rgba(255, 255, 255, 0.24); }
.cta-band .btn--ghost:hover { border-color: var(--brand-accent); color: var(--brand-accent); }

.site-footer {
  padding-block: var(--sp-7) var(--sp-4);
  background: var(--bg-sunken);
  border-top: 1px solid var(--line);
  font-size: var(--fs-sm);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 1rem + 2vw, 3rem);
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: minmax(0, 1fr); } }
.footer-grid h3 {
  margin-bottom: var(--sp-3);
  font-size: var(--fs-body);
  font-weight: 700;
  color: var(--ink);
}
.footer-grid p { color: var(--ink-muted); }
/* 页脚导航链接无 class，需显式取消 a:not([class]) 的下划线 */
.footer-links { display: grid; gap: 0.55rem; }
.footer-links a { color: var(--ink-muted); text-decoration: none; }
.footer-links a:hover { color: var(--accent-text); text-decoration: underline; text-underline-offset: 3px; }
.footer-contact { display: grid; gap: 0.5rem; color: var(--ink-muted); }
.footer-contact b { color: var(--ink); font-weight: 600; }

/* 页脚二维码：微信 / 公众号 */
.footer-qr { display: flex; flex-wrap: wrap; gap: var(--sp-3); margin-top: var(--sp-3); }
.footer-qr figure { margin: 0; text-align: center; }
.footer-qr img {
  width: 96px; height: 96px;
  padding: 5px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.footer-qr figcaption { margin-top: 0.5em; font-size: var(--fs-xs); color: var(--ink-muted); }

/* 友情链接 */
.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  margin-top: var(--sp-5);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--line);
  font-size: var(--fs-xs);
  color: var(--ink-faint);
}
.friend-links b { color: var(--ink-muted); font-weight: 600; }
.friend-links a { color: var(--ink-faint); text-decoration: none; }
.friend-links a:hover { color: var(--accent-text); text-decoration: underline; text-underline-offset: 3px; }

.copyright {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--line);
  font-size: var(--fs-xs);
  color: var(--ink-faint);
}
.copyright a { color: var(--ink-faint); }
.copyright a:hover { color: var(--accent-text); }

.float-actions {
  position: fixed;
  right: clamp(0.75rem, 2vw, 1.5rem);
  bottom: clamp(0.75rem, 2vw, 1.5rem);
  z-index: 45;
  display: grid;
  gap: 0.5rem;
}
.float-actions a, .float-actions button {
  display: grid;
  place-items: center;
  width: 48px; height: 48px;
  color: var(--on-accent);
  background: var(--accent);
  border: 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease);
}
.float-actions a:hover, .float-actions button:hover { transform: translateY(-3px); box-shadow: var(--glow); }
.float-actions svg { width: 19px; height: 19px; }
.float-actions .to-top { color: var(--ink); background: var(--bg-raised); border: 1px solid var(--line-strong); opacity: 0; visibility: hidden; }
.float-actions .to-top.is-visible { opacity: 1; visibility: visible; }

/* --------------------------------------------------------------------------
   12. 正文排版 PROSE（文章详情页）
   -------------------------------------------------------------------------- */
.prose { max-width: 72ch; }
.prose h2 { margin-top: var(--sp-6); margin-bottom: var(--sp-3); font-size: clamp(1.35rem, 1.1rem + 1vw, 1.85rem); }
.prose h3 { margin-top: var(--sp-5); margin-bottom: var(--sp-2); }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--ink-muted); }
.prose strong { color: var(--ink); }
.prose img { margin-block: var(--sp-4); border-radius: var(--radius); border: 1px solid var(--line); }
.prose figure { margin: var(--sp-5) 0; }
.prose figcaption { margin-top: 0.6em; font-size: var(--fs-sm); color: var(--ink-muted); }
.prose blockquote {
  margin: var(--sp-4) 0;
  padding: var(--sp-3) var(--sp-4);
  border-left: 3px solid var(--accent);
  background: var(--bg-raised);
  color: var(--ink);
}
.prose blockquote p { color: var(--ink); }

.aside-card {
  padding: var(--sp-4);
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.aside-card + .aside-card { margin-top: var(--sp-3); }
.aside-card h3 {
  margin-bottom: var(--sp-3);
  font-size: var(--fs-body);
  font-weight: 700;
  color: var(--ink);
}
.aside-sticky { position: sticky; top: 104px; }

.tag-row { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.35em 0.75em;
  font-size: var(--fs-sm);
  color: var(--ink-muted);
  background: var(--bg-inset);
  border: 1px solid var(--line);
  border-radius: 99px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
a.tag:hover, .tag.is-active { color: var(--accent-text); border-color: var(--accent); }

.pagination { display: flex; flex-wrap: wrap; gap: 0.4rem; justify-content: center; margin-top: var(--sp-6); }
.pagination a, .pagination span {
  display: grid;
  place-items: center;
  min-width: 42px; height: 42px;
  padding-inline: 0.7em;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink-muted);
}
.pagination a:hover { border-color: var(--accent); color: var(--accent-text); }
.pagination [aria-current="page"] { color: var(--on-accent); background: var(--accent); border-color: var(--accent); }

.post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-3);
  margin-top: var(--sp-6);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--line);
}
@media (max-width: 620px) { .post-nav { grid-template-columns: minmax(0, 1fr); } }
.post-nav a { display: grid; gap: 0.3rem; padding: var(--sp-3); border: 1px solid var(--line); border-radius: var(--radius); transition: border-color 0.24s var(--ease); }
.post-nav a:hover { border-color: var(--accent); }
.post-nav small { font-size: var(--fs-xs); color: var(--ink-faint); }
.post-nav b { font-weight: 700; }
.post-nav .is-next { text-align: right; }

/* --------------------------------------------------------------------------
   13. 动效 MOTION
   -------------------------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.72s var(--ease), transform 0.72s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-in { opacity: 1; transform: none; }

/* 首屏入场：不依赖 JS，纯 CSS 交错 */
.enter > * { animation: enter-up 0.9s var(--ease) both; }
.enter > :nth-child(1) { animation-delay: 0.05s; }
.enter > :nth-child(2) { animation-delay: 0.14s; }
.enter > :nth-child(3) { animation-delay: 0.23s; }
.enter > :nth-child(4) { animation-delay: 0.32s; }
.enter > :nth-child(5) { animation-delay: 0.41s; }
.enter > :nth-child(6) { animation-delay: 0.5s; }
@keyframes enter-up {
  from { opacity: 0; transform: translateY(26px); }
  to { opacity: 1; transform: none; }
}

.enter-fade { animation: enter-fade 1.1s var(--ease) 0.25s both; }
@keyframes enter-fade { from { opacity: 0; transform: scale(1.03); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   14. 打印 PRINT
   -------------------------------------------------------------------------- */
@media print {
  body::before, body::after, .topbar, .site-header, .float-actions,
  .search-dialog, .drawer, .cta-band { display: none !important; }
  body { color: #000; background: #fff; }
  .section { padding-block: 1.2rem; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 0.8em; }
}


/* ── 记录驱动列表(产品/新闻): 区块由后台内容记录渲染, 结构为 ul>li ── */
.card-list { list-style: none; margin: 0; padding: 0; }
.card-list > .card { margin: 0; }
.card__link {
  display: flex;
  flex-direction: column;
  flex: 1;
  color: inherit;
  text-decoration: none;
}
.card__link:hover .card__title { color: var(--accent-text); }

/* 主导航改 ul>li 结构(可后台维护): 视觉与原来的横排链接一致 */
.nav__list { display: flex; align-items: center; gap: 0.15rem; margin: 0; padding: 0; list-style: none; }
.nav__list > li { margin: 0; }
.drawer__links { display: contents; }

/* 询盘表单: 失败态 + 反垃圾蜜罐(对人不可见, 机器人会填) */
.form__status.is-err { color: #fff; background: #b4231f; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

/* 详情页封面(内容记录的主图; 记录没图时整块隐藏) */
.detail-cover { margin: 0 0 var(--sp-5); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.detail-cover img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }

/* ── 核心优势条目(标题 + 说明), 与数据条并存: 数据给冲击, 条目给具体内容 ── */
.adv-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: var(--sp-3) var(--sp-5);
  margin: var(--sp-5) 0 0;
  padding: 0;
  list-style: none;
}
.adv__item {
  margin: 0;
  padding: var(--sp-3) 0 var(--sp-3) var(--sp-4);
  border-left: 2px solid color-mix(in srgb, var(--accent) 55%, transparent);
}
.adv__title { display: block; margin-bottom: 0.3em; font-size: 1.02rem; font-weight: 700; }
.adv__desc { display: block; font-size: var(--fs-sm); line-height: 1.68; opacity: 0.86; }
@media (max-width: 640px) {
  .adv-list { gap: var(--sp-2) 0; }
  .adv__item { padding-left: var(--sp-3); }
}