/* =========================================================
   增谊科技 · 官网重设计（现代白蓝工业风）
   单色板 / 移动优先 / 无框架依赖
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
  /* 品牌蓝（延续原品牌识别色） */
  --brand-900: #0a2c5c;
  --brand-800: #0b336b;
  --brand-700: #0d3d85;
  --brand: #104492;
  --brand-600: #1f5cb8;
  --brand-500: #3a76cf;
  --brand-200: #b9cdf0;
  --brand-100: #dbe6f9;
  --brand-50: #eef3fc;

  /* 中性色 */
  --ink-900: #101828;
  --ink-700: #2f3a48;
  --ink-600: #3d4a5c;
  --ink-500: #5b6673;
  --ink-400: #8a94a3;
  --line: #e3e8f0;
  --bg-soft: #f5f8fc;
  --white: #ffffff;

  /* 语义色 */
  --ok: #15803d;

  /* 字体 */
  --font-body: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Heiti SC", "Source Han Sans SC", "Noto Sans CJK SC", -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-num: "DIN Alternate", "Bahnschrift", "Segoe UI", Arial, sans-serif;

  /* 尺寸节奏 */
  --container: 1200px;
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05), 0 4px 12px rgba(16, 24, 40, 0.05);
  --shadow-md: 0 10px 30px rgba(16, 24, 40, 0.08), 0 2px 6px rgba(16, 24, 40, 0.05);
  --shadow-blue: 0 12px 32px rgba(16, 68, 146, 0.18);
}

/* ---------- Reset / base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  color: var(--ink-900);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
}

p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-700); }
img { max-width: 100%; display: block; border: 0; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
::selection { background: var(--brand-200); color: var(--ink-900); }

:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: absolute; left: 1rem; top: -4rem; z-index: 200;
  background: var(--brand-900); color: #fff; padding: .5rem 1rem; border-radius: 8px;
  transition: top .2s;
}
.skip-link:focus { top: 1rem; color: #fff; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: calc(var(--container) + 4rem); margin-inline: auto; padding-inline: clamp(1.1rem, 4vw, 2rem); }
.container--narrow { max-width: 880px; }

.section { padding-block: clamp(3rem, 7vw, 6rem); }
.section--soft { background: var(--bg-soft); }
.section--line { border-top: 1px solid var(--line); }

.grid { display: grid; gap: clamp(1rem, 2.4vw, 1.6rem); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: repeat(2, 1fr); }

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 900px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- Section heading ---------- */
.section-head {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin-bottom: clamp(1.6rem, 3.5vw, 2.6rem);
}
.section-head--split { align-items: flex-start; }
.eyebrow {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--brand);
}
.section-head h2 { font-size: clamp(1.6rem, 3.4vw, 2.35rem); }
.section-head .lead { color: var(--ink-500); max-width: 62ch; margin-top: .35rem; }

.section-head--center { text-align: center; align-items: center; }
.section-head--center .lead { margin-inline: auto; }

.head-more { margin-top: .5rem; }
@media (min-width: 900px) {
  .section-head--split { flex-direction: row; justify-content: space-between; align-items: flex-end; }
  .section-head--split .head-more { margin: 0 0 .4rem; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-weight: 600; font-size: 1rem;
  padding: .78rem 1.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform .18s ease, background-color .18s ease, box-shadow .18s ease, color .18s ease;
  white-space: nowrap;
  line-height: 1.2;
}
.btn:active { transform: translateY(1px); }
.btn .arr { transition: transform .2s ease; }
.btn:hover .arr { transform: translateX(4px); }
.btn svg { flex: none; }

.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--shadow-blue); }
.btn-primary:hover { background: var(--brand-700); color: #fff; }
.btn-outline { border-color: var(--brand-200); color: var(--brand); background: transparent; }
.btn-outline:hover { border-color: var(--brand); background: var(--brand-50); }
.btn-white { background: #fff; color: var(--brand); box-shadow: 0 8px 24px rgba(10, 44, 92, .2); }
.btn-white:hover { background: var(--brand-50); color: var(--brand-700); }
.btn-ghost-light { color: #fff; border-color: rgba(255, 255, 255, .55); }
.btn-ghost-light:hover { background: rgba(255, 255, 255, .14); color: #fff; }
.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; }
.btn-sm { padding: .55rem 1.1rem; font-size: .92rem; }

.text-link {
  display: inline-flex; align-items: center; gap: .35rem;
  font-weight: 600; color: var(--brand);
}
.text-link .arr { transition: transform .2s ease; }
.text-link:hover .arr { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 80;
  background: rgba(255, 255, 255, .92);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 24px rgba(16, 24, 40, .06); }

.header-row { display: flex; align-items: center; gap: 1rem; height: 72px; }

.brand { display: inline-flex; align-items: center; gap: .85rem; flex: none; }
.brand img { height: 34px; width: auto; }
.brand-slogan {
  display: none;
  padding-left: .9rem; border-left: 1px solid var(--line);
  font-size: .82rem; color: var(--ink-500); line-height: 1.45;
  white-space: nowrap;
}
@media (min-width: 1280px) { .brand-slogan { display: block; } }

.main-nav { margin-left: auto; }
.main-nav ul { display: flex; gap: .35rem; }
.nav-link {
  display: block; position: relative;
  padding: .5rem .8rem;
  font-size: 1rem; font-weight: 600; color: var(--ink-700);
  border-radius: 8px;
  transition: color .18s ease;
}
.nav-link:hover { color: var(--brand); }
.nav-link.active { color: var(--brand); }
.nav-link.active::after {
  content: ""; position: absolute; left: .8rem; right: .8rem; bottom: 2px; height: 3px;
  border-radius: 3px; background: var(--brand);
}

.header-actions { display: flex; align-items: center; gap: .6rem; margin-left: auto; }
.header-phone {
  display: none; align-items: center; gap: .5rem;
  color: var(--ink-900); font-weight: 700; font-size: .98rem; line-height: 1.1;
}
.header-phone small { display: block; font-weight: 500; color: var(--ink-500); font-size: .72rem; letter-spacing: .05em; }
@media (min-width: 900px) { .header-phone { display: inline-flex; } .header-cta { display: inline-flex !important; } }
.header-cta { display: none; }

/* hamburger */
.nav-toggle {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; padding: 10px; border-radius: 10px;
}
.nav-toggle span { display: block; height: 2px; width: 22px; background: var(--ink-900); border-radius: 2px; transition: transform .25s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 1024px) {
  .main-nav { display: block; }
  .nav-toggle { display: none; }
  .header-actions { margin-left: 0; }
}
@media (max-width: 1023.98px) {
  .main-nav { display: none; }
  .header-cta { display: none; }
}

/* Drawer (mobile) */
.drawer {
  position: fixed; inset: 0; z-index: 90;
  visibility: hidden; pointer-events: none;
}
.drawer::before {
  content: ""; position: absolute; inset: 0;
  background: rgba(10, 20, 40, .42);
  opacity: 0; transition: opacity .28s ease;
}
.drawer-panel {
  position: absolute; top: 0; right: 0; height: 100%;
  width: min(340px, 86vw);
  background: #fff;
  transform: translateX(100%);
  transition: transform .3s cubic-bezier(.4, 0, .2, 1);
  display: flex; flex-direction: column;
  padding: 1.4rem 1.2rem 2rem;
  overflow-y: auto;
  box-shadow: -16px 0 40px rgba(16, 24, 40, .12);
}
.drawer.open { visibility: visible; pointer-events: auto; }
.drawer.open::before { opacity: 1; }
.drawer.open .drawer-panel { transform: translateX(0); }
.drawer-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: .8rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.drawer-top img { height: 30px; width: auto; }
.drawer-close { width: 40px; height: 40px; border-radius: 10px; position: relative; }
.drawer-close::before, .drawer-close::after { content: ""; position: absolute; left: 50%; top: 50%; width: 18px; height: 2px; background: var(--ink-900); border-radius: 2px; }
.drawer-close::before { transform: translate(-50%, -50%) rotate(45deg); }
.drawer-close::after { transform: translate(-50%, -50%) rotate(-45deg); }
.drawer-menu a {
  display: flex; align-items: center; justify-content: space-between;
  padding: .85rem .35rem; font-size: 1.1rem; font-weight: 600; color: var(--ink-900);
  border-bottom: 1px solid var(--line);
}
.drawer-menu a.active { color: var(--brand); }
.drawer-menu a .arr { color: var(--ink-400); font-weight: 400; }
.drawer-foot { margin-top: auto; padding-top: 1.4rem; display: grid; gap: .6rem; }
.drawer-contact { font-size: .92rem; color: var(--ink-500); }

body.menu-open { overflow: hidden; }

/* ---------- Hero (home) ---------- */
.hero { position: relative; overflow: hidden; background: var(--ink-900); }
.hero-slides, .hero-slide { position: absolute; inset: 0; }
.hero-slide { opacity: 0; transition: opacity .9s ease; }
.hero-slide.is-active { opacity: 1; }
.hero-slide .bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.04); }
.hero-slide.is-active .bg { animation: heroZoom 7.5s ease forwards; }
@keyframes heroZoom { to { transform: scale(1); } }
.hero-slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(9, 20, 44, .86) 0%, rgba(9, 20, 44, .55) 46%, rgba(9, 20, 44, .12) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  min-height: clamp(480px, 74vh, 660px);
  display: flex; flex-direction: column; justify-content: center;
  padding-block: 5.5rem 4.2rem;
}
.hero-content .slide-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  color: #cfe0fa; font-size: .85rem; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.hero-content .slide-tag::before { content: ""; width: 26px; height: 2px; background: var(--brand-500); }
.hero-content h1 { color: #fff; font-size: clamp(1.3rem, 4.8vw, 3.3rem); line-height: 1.3; max-width: 21em; word-break: keep-all; text-wrap: pretty; }
.hero-content .lead { color: rgba(255, 255, 255, .82); font-size: clamp(1rem, 1.6vw, 1.16rem); margin-top: 1rem; max-width: 46ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }

.hero-nav {
  position: absolute; z-index: 3; left: 0; right: 0; bottom: 2.2rem;
  display: flex; align-items: flex-end; justify-content: space-between;
}
.hero-dots { display: flex; gap: .6rem; }
.hero-dot {
  width: 34px; height: 4px; border-radius: 4px; background: rgba(255, 255, 255, .35);
  transition: background .3s ease;
  padding: 0;
}
.hero-dot.is-active { background: #fff; }
.hero-arrows { display: none; gap: .5rem; }
.hero-arrow {
  width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .45); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .2s ease, border-color .2s ease;
}
.hero-arrow:hover { background: rgba(255, 255, 255, .15); border-color: #fff; }
@media (min-width: 768px) { .hero-arrows { display: flex; } }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  padding-block: clamp(2.4rem, 5.5vw, 4rem);
  background:
    radial-gradient(600px 300px at 8% 0%, rgba(16, 68, 146, .1), transparent 65%),
    radial-gradient(500px 260px at 96% 100%, rgba(16, 68, 146, .07), transparent 60%),
    linear-gradient(180deg, #f2f6fd 0%, #fbfcff 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.page-hero h1 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); margin-top: .5rem; }
.page-hero .eyebrow { display: flex; align-items: center; gap: .6rem; }
.page-hero .eyebrow::before { content: ""; width: 22px; height: 3px; border-radius: 3px; background: var(--brand); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; font-size: .86rem; color: var(--ink-500); }
.breadcrumb a { color: var(--ink-500); }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb .sep { color: var(--ink-400); }
.page-hero-desc { margin-top: .7rem; color: var(--ink-500); max-width: 66ch; }

/* ---------- Cards ---------- */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--brand-200); }

/* Product card */
.pcard { display: flex; flex-direction: column; overflow: hidden; }
.pcard .media { background: #fff; aspect-ratio: 4 / 3; position: relative; }
.pcard .media img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: contain; padding: clamp(1rem, 2vw, 1.6rem);
}
.pcard .media .cat {
  position: absolute; top: 12px; left: 12px; z-index: 1;
  background: var(--brand-50); color: var(--brand);
  font-size: .76rem; font-weight: 700; letter-spacing: .04em;
  padding: .22rem .7rem; border-radius: 999px;
}
.pcard .body { display: flex; flex-direction: column; gap: .45rem; padding: 1.15rem 1.3rem 1.35rem; border-top: 1px solid var(--line); flex: 1; }
.pcard h3 { font-size: 1.12rem; }
.pcard .pcard-desc { color: var(--ink-500); font-size: .92rem; line-height: 1.7; }
.pcard .pcard-foot { margin-top: auto; padding-top: .6rem; display: flex; justify-content: space-between; align-items: center; }

/* Domain card */
.acard { position: relative; overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow-sm); display: block; aspect-ratio: 4 / 3.4; }
.acard img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.acard:hover img { transform: scale(1.06); }
.acard::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(16, 24, 40, 0) 40%, rgba(9, 18, 38, .82) 100%); }
.acard-c { position: absolute; inset: auto 0 0 0; z-index: 2; padding: 1rem 1.15rem 1.1rem; color: #fff; }
.acard-c h3 { color: #fff; font-size: 1.16rem; }
.acard-c p { color: rgba(255, 255, 255, .75); font-size: .86rem; margin-top: .15rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.acard-c .arr { position: absolute; right: 1.15rem; top: 50%; margin-top: -14px; width: 28px; height: 28px; border: 1px solid rgba(255, 255, 255, .5); border-radius: 50%; display: none; align-items: center; justify-content: center; font-size: .9rem; }
@media (hover: hover) {
  .acard:hover .acard-c { padding-right: 3rem; }
  .acard:hover .acard-c .arr { display: inline-flex; }
}

/* Feature card (icon + text) */
.fcard { padding: clamp(1.4rem, 2.4vw, 1.9rem); display: flex; flex-direction: column; gap: .8rem; }
.fcard .ic { width: 54px; height: 54px; border-radius: 14px; background: var(--brand-50); color: var(--brand); display: inline-flex; align-items: center; justify-content: center; flex: none; }
.fcard h3 { font-size: 1.14rem; }
.fcard p { color: var(--ink-500); font-size: .95rem; }

/* Value / culture card */
.vcard { padding: 1.6rem 1.5rem; text-align: center; display: flex; flex-direction: column; align-items: center; gap: .7rem; }
.vcard .num { font-family: var(--font-num); font-size: 1.05rem; font-weight: 700; color: var(--brand); letter-spacing: .08em; }
.vcard h3 { font-size: 1.25rem; }
.vcard p { color: var(--ink-500); font-size: .95rem; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); }
.stat { background: #fff; padding: clamp(1.3rem, 2.6vw, 2rem); text-align: center; }
.stat b { display: block; font-family: var(--font-num); font-size: clamp(1.9rem, 4vw, 2.8rem); line-height: 1; color: var(--brand-900); }
.stat b sup { font-size: .5em; }
.stat span { display: block; margin-top: .45rem; color: var(--ink-500); font-size: .9rem; }
@media (min-width: 900px) { .stats { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Split (image + text) ---------- */
.split { display: grid; gap: clamp(1.6rem, 4vw, 3.5rem); align-items: center; }
@media (min-width: 900px) { .split { grid-template-columns: 1.06fr .94fr; } .split--rev > :first-child { order: 2; } }

.media-frame { position: relative; }
.media-frame img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 100%; }
.media-frame .chip-card {
  position: absolute; left: -0.6rem; bottom: -1.1rem;
  background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow-md); border: 1px solid var(--line);
  padding: .9rem 1.1rem; display: flex; align-items: center; gap: .8rem;
}
.media-frame .chip-card b { font-family: var(--font-num); font-size: 1.6rem; color: var(--brand); line-height: 1; }
.media-frame .chip-card span { font-size: .8rem; color: var(--ink-500); line-height: 1.4; }
@media (min-width: 640px) { .media-frame .chip-card { left: -1rem; } }

.check-list { display: grid; gap: .8rem; margin-top: 1.4rem; }
.check-list li { display: flex; gap: .7rem; align-items: flex-start; color: var(--ink-700); }
.check-list .tick { flex: none; width: 22px; height: 22px; margin-top: 3px; border-radius: 50%; background: var(--brand-50); color: var(--brand); display: inline-flex; align-items: center; justify-content: center; }

/* ---------- Step / process ---------- */
.steps { display: grid; gap: 1.2rem; counter-reset: st; }
.step {
  position: relative; padding: 1.3rem 1.4rem 1.4rem 3.4rem;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.step::before {
  counter-increment: st; content: "0" counter(st);
  position: absolute; left: 1.1rem; top: 1.25rem;
  font-family: var(--font-num); font-weight: 700; font-size: 1.05rem; color: var(--brand);
}
.step h3 { font-size: 1.1rem; }
.step p { color: var(--ink-500); font-size: .93rem; margin-top: .3rem; }
@media (min-width: 900px) { .steps--4 { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Video ---------- */
.video-wrap { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); background: #0b1220; aspect-ratio: 16 / 10; }
.video-wrap video, .video-wrap .poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.video-wrap .poster img { width: 100%; height: 100%; object-fit: cover; opacity: .8; }
.video-play {
  position: absolute; left: 50%; top: 50%; z-index: 3;
  transform: translate(-50%, -50%);
  width: 76px; height: 76px; border-radius: 50%;
  background: rgba(255, 255, 255, .16);
  border: 1px solid rgba(255, 255, 255, .65);
  color: #fff; display: inline-flex; align-items: center; justify-content: center;
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  transition: transform .2s ease, background .2s ease;
}
.video-play:hover { transform: translate(-50%, -50%) scale(1.06); background: var(--brand); }
.video-play svg { margin-left: 3px; }
.video-hint { position: absolute; left: 50%; bottom: 16px; z-index: 3; transform: translateX(-50%); color: rgba(255, 255, 255, .8); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(110deg, var(--brand-900), var(--brand-800) 55%, var(--brand)); color: #fff; border-radius: var(--radius-lg); padding: clamp(1.8rem, 4vw, 3rem) clamp(1.4rem, 3vw, 2.6rem); display: flex; flex-wrap: wrap; gap: 1.4rem; align-items: center; justify-content: space-between; overflow: hidden; position: relative; }
.cta-band::after { content: ""; position: absolute; right: -90px; top: -90px; width: 300px; height: 300px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, .14), transparent 65%); }
.cta-band h2 { color: #fff; font-size: clamp(1.3rem, 2.6vw, 1.8rem); }
.cta-band p { color: rgba(255, 255, 255, .78); margin-top: .3rem; max-width: 56ch; }
.cta-band .cta-acts { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: .8rem; }

/* ---------- News ---------- */
.news-row { display: flex; flex-direction: column; gap: 1.2rem; }
.news-item {
  display: grid; gap: 1.1rem; padding: 1.1rem;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.news-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--brand-200); }
.news-item .thumb { aspect-ratio: 16 / 10; border-radius: var(--radius-sm); overflow: hidden; position: relative; background: var(--bg-soft); }
.news-item .thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.news-item:hover .thumb img { transform: scale(1.05); }
.news-item .meta { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; font-size: .8rem; color: var(--ink-500); }
.news-item .meta .chip { background: var(--brand-50); color: var(--brand); padding: .12rem .6rem; border-radius: 999px; font-weight: 600; }
.news-item h3 { font-size: 1.06rem; line-height: 1.45; }
.news-item p { color: var(--ink-500); font-size: .92rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-item .date { font-family: var(--font-num); }

@media (min-width: 760px) {
  .news-item { grid-template-columns: 300px 1fr; align-items: stretch; padding: 1.3rem; }
  .news-item .thumb { aspect-ratio: auto; height: 100%; min-height: 180px; }
}

/* segmented control */
.seg { display: inline-flex; gap: .3rem; padding: .3rem; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 999px; flex-wrap: wrap; }
.seg button { padding: .5rem 1.15rem; border-radius: 999px; font-weight: 600; font-size: .95rem; color: var(--ink-500); transition: background .2s ease, color .2s ease; }
.seg button.is-active { background: #fff; color: var(--brand); box-shadow: var(--shadow-sm); }
.seg-wrap { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.6rem; }

/* Article */
.article { max-width: 860px; margin-inline: auto; }
.article-head { margin-bottom: 2rem; text-align: center; }
.article-head h1 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); margin-top: 1rem; text-wrap: balance; }
.article-head .meta { justify-content: center; margin-top: .9rem; }
.article-cover { margin-bottom: 2rem; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.article-body { font-size: 1.06rem; color: var(--ink-700); }
.article-body p { margin: 0 0 1.25rem; }
.article-body strong { color: var(--ink-900); }
.article-quote { border-left: 4px solid var(--brand); background: var(--brand-50); padding: 1.1rem 1.3rem; border-radius: 0 var(--radius) var(--radius) 0; margin: 1.4rem 0; color: var(--ink-700); }
.article-tags { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.6rem; padding-top: 1.4rem; border-top: 1px solid var(--line); }
.article-tags span { font-size: .8rem; background: var(--bg-soft); border: 1px solid var(--line); padding: .3rem .8rem; border-radius: 999px; color: var(--ink-500); }

/* ---------- Product detail ---------- */
.pd-top { display: grid; gap: 2rem; }
.pd-gallery { position: relative; }
.pd-main {
  aspect-ratio: 4 / 3; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden; position: relative;
}
.pd-main img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: 1rem; }
.pd-thumbs { display: flex; gap: .6rem; margin-top: .8rem; flex-wrap: wrap; }
.pd-thumb { width: 84px; height: 66px; border: 2px solid var(--line); border-radius: 10px; overflow: hidden; background: #fff; padding: 0; }
.pd-thumb img { width: 100%; height: 100%; object-fit: contain; }
.pd-thumb.is-active { border-color: var(--brand); }
.pd-info h1 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
.pd-tagline { color: var(--ink-500); margin-top: .6rem; }
.pd-feats { display: grid; gap: .6rem; margin: 1.3rem 0; }
.pd-feats li { display: flex; gap: .6rem; align-items: flex-start; font-size: .98rem; color: var(--ink-700); }
.pd-actions { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; margin-top: 1.6rem; padding-top: 1.4rem; border-top: 1px solid var(--line); }
.pd-mini { display: flex; gap: .8rem; margin-top: 1.6rem; padding-top: 1.2rem; border-top: 1px dashed var(--line); font-size: .9rem; color: var(--ink-500); }
.pd-sel { display: flex; gap: .5rem; flex-wrap: wrap; margin: 1.1rem 0; }
.pd-sel button { border: 1.5px solid var(--line); border-radius: 999px; padding: .42rem 1.1rem; font-weight: 600; font-size: .92rem; color: var(--ink-700); transition: all .2s ease; }
.pd-sel button.is-active { border-color: var(--brand); background: var(--brand-50); color: var(--brand); }

.param-fig { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(1rem, 2.4vw, 1.8rem); text-align: center; }
.param-fig img { margin-inline: auto; width: auto; max-height: 760px; }

/* ---------- Tables / spec ---------- */
.spec-table { width: 100%; border-collapse: collapse; font-size: .95rem; background: #fff; }
.spec-table th, .spec-table td { border: 1px solid var(--line); padding: .8rem 1rem; text-align: left; vertical-align: top; }
.spec-table th { background: var(--brand-50); color: var(--brand-900); width: 30%; font-weight: 600; white-space: nowrap; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; gap: 1.4rem; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; } }

.info-card { display: flex; gap: 1rem; padding: 1.1rem 1.2rem; }
.info-card .ic { flex: none; width: 46px; height: 46px; border-radius: 12px; background: var(--brand-50); color: var(--brand); display: inline-flex; align-items: center; justify-content: center; }
.info-card h3 { font-size: .95rem; }
.info-card p, .info-card a { color: var(--ink-500); font-size: .95rem; word-break: break-all; }
.info-card a:hover { color: var(--brand); }

.map-card { position: relative; overflow: hidden; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.map-card img { width: 100%; height: 320px; object-fit: cover; filter: saturate(.85); }
.map-card .map-pin {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--brand); border: 4px solid rgba(255, 255, 255, .9);
  box-shadow: 0 8px 20px rgba(16, 68, 146, .4);
  display: flex; align-items: center; justify-content: center; color: #fff;
}
.map-card .map-card-foot { position: absolute; left: 0; right: 0; bottom: 0; padding: .9rem 1.1rem; background: rgba(10, 22, 46, .55); color: #fff; display: flex; justify-content: space-between; align-items: center; font-size: .9rem; gap: .8rem; -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.map-card .map-card-foot a { color: #fff; font-weight: 600; white-space: nowrap; }

/* form */
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: clamp(1.3rem, 3vw, 2.2rem); }
.form-grid { display: grid; gap: 1.1rem; }
@media (min-width: 640px) { .form-grid--2 { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: .45rem; }
.field label { font-weight: 600; font-size: .95rem; color: var(--ink-900); }
.field label em { color: #d92d20; font-style: normal; }
.field input, .field textarea, .field select {
  border: 1.5px solid var(--line); border-radius: 10px;
  padding: .72rem .95rem; width: 100%; background: #fff; color: var(--ink-900);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px rgba(16, 68, 146, .1); }
.field .err { color: #d92d20; font-size: .84rem; display: none; }
.field.invalid input, .field.invalid textarea { border-color: #d92d20; }
.field.invalid .err { display: block; }
.form-note { font-size: .85rem; color: var(--ink-500); }
.form-success { display: none; margin-top: 1rem; background: #ecfdf3; border: 1px solid #abefc6; color: var(--ok); border-radius: 12px; padding: .9rem 1.1rem; font-weight: 600; }
.form-success.show { display: block; }

/* ---------- Footer ---------- */
.site-footer { position: relative; overflow: hidden; color: #c3ccd9; margin-top: auto;
  background: linear-gradient(180deg, #101a2e 0%, #0b1220 55%, #090e19 100%);
  box-shadow: inset 0 1px 0 rgba(120, 170, 240, .18);
}
.site-footer::before, .site-footer::after { content: ""; position: absolute; inset: 0; pointer-events: none; }
.site-footer::before {
  background:
    radial-gradient(780px 320px at 14% 0%, rgba(28, 86, 168, .30), transparent 68%),
    radial-gradient(1020px 440px at 92% 100%, rgba(20, 58, 120, .22), transparent 72%);
}
.site-footer::after {
  background-image:
    linear-gradient(rgba(255, 255, 255, .028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .028) 1px, transparent 1px);
  background-size: 66px 66px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 48%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 48%);
}
.site-footer .footer-main, .site-footer .footer-bottom { position: relative; z-index: 1; }

/* 页脚品牌增强：Logo 白卡 + 标题品牌短划 + 更明显的光晕分层 */
.footer-logo-card { display: inline-block; background: #fff; border-radius: 10px; padding: 8px 12px; line-height: 0; box-shadow: 0 8px 22px rgba(2, 8, 24, .35); }
.footer-logo-card img { height: 26px; width: auto; }
.footer-col h4 { position: relative; }
.footer-col h4::after { content: ""; display: block; width: 28px; height: 3px; margin-top: .5rem; border-radius: 3px;
  background: linear-gradient(90deg, #5b96e8 0%, rgba(91, 150, 232, 0) 100%); }
.site-footer::before {
  background:
    radial-gradient(820px 360px at 12% -2%, rgba(45, 116, 208, .5), transparent 66%),
    radial-gradient(900px 420px at 95% 105%, rgba(28, 86, 168, .38), transparent 72%);
}
.footer-main { display: grid; gap: 2rem; padding-block: clamp(2.4rem, 5vw, 4rem) 2.2rem; }
.footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: .9rem; }
.footer-col ul { display: grid; gap: .5rem; }
.footer-col a { color: #c3ccd9; font-size: .93rem; }
.footer-col a:hover { color: #fff; }
.footer-brand img { height: 34px; width: auto; }
.footer-brand p { margin-top: 1rem; color: #9aa7b8; font-size: .9rem; max-width: 40ch; }
.footer-qr { display: flex; align-items: center; gap: .9rem; margin-top: 1.2rem; }
.footer-qr img { width: 84px; height: 84px; border-radius: 10px; background: #fff; padding: 4px; }
.footer-qr span { font-size: .82rem; color: #9aa7b8; line-height: 1.5; }
/* 页脚联系栏：上下结构（小标签在上，内容在下） */
.footer-contact li { font-size: .93rem; color: #c3ccd9; margin-bottom: 1rem; line-height: 1.5; }
.footer-contact li span { display: block; font-size: .78rem; letter-spacing: .08em; color: #8b98a9; margin-bottom: .25rem; }
.footer-contact a { color: #c3ccd9; }
.footer-contact a:hover { color: #fff; }
.footer-contact .big { font-family: var(--font-num); font-size: 1.5rem; font-weight: 700; color: #fff; word-break: break-all; }

@media (min-width: 640px) { .footer-main { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
@media (min-width: 1024px) { .footer-main { grid-template-columns: 1.6fr 1fr 1fr 1fr 1.3fr; } }

.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); padding: 1.1rem 0; }
.footer-bottom .container { display: flex; flex-direction: column; gap: .3rem; align-items: center; justify-content: space-between; text-align: center; font-size: .84rem; color: #9aa7b8; }
.footer-bottom a { color: #9aa7b8; }
.footer-bottom a:hover { color: #fff; }
@media (min-width: 760px) { .footer-bottom .container { flex-direction: row; text-align: left; } }

/* Back to top */
.to-top {
  position: fixed; right: 1.2rem; bottom: 1.2rem; z-index: 70;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--brand); color: #fff;
  box-shadow: var(--shadow-blue);
  display: inline-flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all .25s ease;
}
.to-top.show { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--brand-700); }

/* ---------- Reveal ---------- */
html.js [data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }
html.js [data-reveal].in-view { opacity: 1; transform: none; }
html.js [data-reveal][data-reveal="left"] { transform: translateX(-24px); }
html.js [data-reveal][data-reveal="right"] { transform: translateX(24px); }
@media (prefers-reduced-motion: reduce) {
  html.js [data-reveal], html.js [data-reveal].in-view { opacity: 1; transform: none; transition: none; }
  .hero-slide.is-active .bg { animation: none; }
  .acard:hover img, .news-item:hover .thumb img { transform: none; }
  .card:hover, .news-item:hover, .acard:hover { transform: none; }
  html { scroll-behavior: auto; }
}

/* misc */
.lead-lg { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--ink-500); }
.divider-dash { height: 1px; background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 14px); border: 0; margin: 0; }

/* ---------- Shared meta / chip ---------- */
.meta { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; font-size: .8rem; color: var(--ink-500); }
.chip { display: inline-block; background: var(--brand-50); color: var(--brand); padding: .12rem .6rem; border-radius: 999px; font-weight: 600; font-size: .78rem; line-height: 1.6; }
.meta .date { font-family: var(--font-num); }

/* ---------- Header phone (icon + label/number) ---------- */
.header-phone b { display: block; font-size: 1.12rem; font-weight: 800; color: var(--ink-900); line-height: 1.15; letter-spacing: .01em; }

/* ---------- Compact news card (home) ---------- */
.ncard { display: flex; flex-direction: column; overflow: hidden; }
.ncard .ncover { aspect-ratio: 16 / 9.6; overflow: hidden; position: relative; background: var(--bg-soft); }
.ncard .ncover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.ncard:hover .ncover img { transform: scale(1.06); }
.ncard .nbody { flex: 1; display: flex; flex-direction: column; gap: .45rem; padding: 1.05rem 1.2rem 1.25rem; border-top: 1px solid var(--line); }
.ncard h3 { font-size: 1.04rem; line-height: 1.5; color: var(--ink-900); }
.ncard p { color: var(--ink-500); font-size: .92rem; line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* Split body 段落间距 */
.split-body > .lead { margin-top: .7rem; }
.split-body > .check-list, .split-body > .hero-cta { margin-top: 1.4rem; }

/* 遮罩点击区（drawer 与滚动锁定） */
.drawer-backdrop { position: absolute; inset: 0; width: 100%; height: 100%; cursor: pointer; }

/* 新闻列表行正文为纵向弹性容器，阅读全文贴底 */
.news-item .nbody { display: flex; flex-direction: column; gap: .35rem; min-width: 0; }
.news-item .nbody .text-link { margin-top: auto; }
.news-item .nbody h3 { margin-top: .1rem; }
.news-item .nbody p { margin-top: .1rem; }

/* select 美化 */
.field select {
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235b6673' stroke-width='2.2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .9rem center;
  padding-right: 2.6rem;
}

/* ---------- Additional components used by pages ---------- */
figure { margin: 0; }
[id] { scroll-margin-top: 96px; }

.subnav { display: flex; flex-wrap: wrap; gap: .6rem; }
.tags-row { display: flex; flex-wrap: wrap; gap: .4rem; }
.sample-note { color: var(--ink-400); font-size: .82rem; line-height: 1.7; }

/* 材料卡（图左文右，可回退单列） */
.mrow { display: grid; grid-template-columns: 1fr; overflow: hidden; }
.mrow .mmedia { background: #fff; aspect-ratio: 4 / 3; position: relative; border-bottom: 1px solid var(--line); }
.mrow .mmedia img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: clamp(1rem, 2vw, 1.6rem); }
.mrow .mbody { padding: clamp(1.2rem, 2.4vw, 1.8rem); display: flex; flex-direction: column; }
.mrow h3 { font-size: 1.2rem; }
.mrow p { color: var(--ink-500); margin-top: .5rem; line-height: 1.8; }
.mrow .check-list { margin-top: .9rem; }
@media (min-width: 900px) {
  .mrow { grid-template-columns: 1.1fr 1fr; }
  .mrow .mmedia { aspect-ratio: auto; border-bottom: 0; border-right: 1px solid var(--line); }
}

/* ---------- 文章小节与免责声明 ---------- */
.article-sub { font-size: 1.22rem; margin: 1.9rem 0 .8rem; padding-left: .8rem; border-left: 4px solid var(--brand); line-height: 1.4; }
.article-disclaimer { margin: 1.8rem 0 0; padding: .9rem 1.1rem; background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius-sm); color: var(--ink-400); font-size: .82rem; line-height: 1.8; }

/* 产品切换后回到介绍区时避开吸顶导航 */
.pd-top { scroll-margin-top: 96px; }

/* 联系页：公众号二维码直显 */
.info-card--qr { align-items: center; }
.qr-in-card { flex: none; width: 86px; height: 86px; margin-left: auto; border: 1px solid var(--line); border-radius: 12px; padding: 4px; background: #fff; }

/* 联系页：页内百度地图（底图兜底 + 交互图层） */
.map-card { height: 360px; }
.map-card .map-fallback { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.map-card .bmap-layer { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; }
.map-card .map-card-foot { z-index: 2; }
#allmap img { max-width: none; }

/* ---------- 首页 Hero：无字科技渐变底 ---------- */
.hero-slide .bg-1 {
  background:
    radial-gradient(980px 540px at 82% 18%, rgba(84, 145, 224, .42), transparent 62%),
    radial-gradient(760px 600px at 8% 94%, rgba(13, 61, 133, .55), transparent 62%),
    linear-gradient(115deg, #081b3f 0%, #0c2f63 44%, #15539b 100%);
}
.hero-slide .bg-2 {
  background:
    radial-gradient(840px 480px at 14% 24%, rgba(86, 150, 230, .40), transparent 60%),
    radial-gradient(960px 680px at 90% 90%, rgba(14, 55, 118, .60), transparent 62%),
    linear-gradient(118deg, #0e2f60 0%, #174c8f 52%, #091f45 100%);
}
.hero-slide::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: radial-gradient(120% 100% at 68% 24%, #000 0%, transparent 74%);
  mask-image: radial-gradient(120% 100% at 68% 24%, #000 0%, transparent 74%);
}

/* ---------- 首页 Hero：科技感动态装饰（无文字） ---------- */
.hero-decor { position: absolute; inset: 0; z-index: 1; pointer-events: none; overflow: hidden; }
.hero-decor::before {
  content: ""; position: absolute; right: 7%; top: 14%;
  width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(100, 165, 250, .14), transparent 66%);
  animation: heroBreathe 6.5s ease-in-out infinite alternate;
}
@keyframes heroBreathe { from { transform: scale(.92); opacity: .6; } to { transform: scale(1.08); opacity: 1; } }

.orbit { position: absolute; right: -210px; bottom: -250px; border-radius: 50%; }
.orbit-a { width: 400px; height: 400px; border: 1px solid rgba(150, 200, 255, .28); }
.orbit-b { width: 640px; height: 640px; border: 1px dashed rgba(150, 200, 255, .2); animation: heroSpin 70s linear infinite; }
.orbit-c { width: 880px; height: 880px; border: 1px solid rgba(150, 200, 255, .1); }
@keyframes heroSpin { to { transform: rotate(360deg); } }

.orbit-a::after, .orbit-b::after {
  content: ""; position: absolute; top: -3px; left: 50%; margin-left: -3px;
  width: 6px; height: 6px; border-radius: 50%;
  background: #cfe3ff; box-shadow: 0 0 14px 2px rgba(140, 195, 255, .75);
}
.orbit-a::after { animation: heroSpin 26s linear infinite; }
.orbit-b::after { box-shadow: 0 0 10px 1px rgba(140, 195, 255, .6); }

.fdot { position: absolute; bottom: -10px; border-radius: 50%; background: rgba(190, 216, 255, .65); opacity: 0; animation: heroFloat linear infinite; }
.fdot.f1 { left: 60%; width: 5px; height: 5px; animation-duration: 9.5s; animation-delay: 0s; }
.fdot.f2 { left: 69%; width: 3px; height: 3px; animation-duration: 12.5s; animation-delay: 2.2s; }
.fdot.f3 { left: 78%; width: 4px; height: 4px; animation-duration: 10.8s; animation-delay: 4.6s; }
.fdot.f4 { left: 87%; width: 3px; height: 3px; animation-duration: 14s; animation-delay: 1.2s; }
.fdot.f5 { left: 94%; width: 6px; height: 6px; animation-duration: 11.4s; animation-delay: 6.4s; }
@keyframes heroFloat {
  0% { transform: translateY(0); opacity: 0; }
  12% { opacity: .75; }
  85% { opacity: .4; }
  100% { transform: translateY(-640px); opacity: 0; }
}

@media (max-width: 640px) {
  .hero-decor::before { width: 220px; height: 220px; right: 4%; top: 8%; }
  .orbit-a { width: 300px; height: 300px; }
  .orbit-b { width: 480px; height: 480px; }
  .orbit-c { width: 660px; height: 660px; }
  .fdot.f4, .fdot.f5 { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-decor, .hero-decor::before, .hero-decor .orbit, .hero-decor .orbit::after, .hero-decor .fdot {
    animation: none !important;
  }
}

/* 首页产品中心：打印测试服务独立展示条 */
.service-strip {
  display: flex; flex-wrap: wrap; align-items: center; gap: 1.1rem 2rem;
  margin-top: clamp(1rem, 2vw, 1.6rem);
  padding: clamp(1.2rem, 2.6vw, 1.9rem);
  border: 1px solid var(--brand-200);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(520px 240px at 92% 20%, rgba(16, 68, 146, .10), transparent 62%),
    linear-gradient(120deg, var(--brand-50) 0%, #fff 72%);
  box-shadow: var(--shadow-sm);
}
.service-strip .ss-icon {
  flex: none; width: 62px; height: 62px; border-radius: 18px;
  background: linear-gradient(150deg, var(--brand-600), var(--brand));
  color: #fff; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-blue);
}
.service-strip .ss-body { flex: 1 1 260px; min-width: 0; }
.service-strip h3 { font-size: 1.22rem; margin-top: .15rem; }
.service-strip p { color: var(--ink-500); margin-top: .35rem; line-height: 1.8; }
.service-strip .ss-points { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .75rem; }
.service-strip .ss-points li {
  font-size: .84rem; color: var(--brand-800);
  background: rgba(255, 255, 255, .72); border: 1px solid var(--brand-200);
  border-radius: 999px; padding: .22rem .75rem;
}
.service-strip .btn { margin-left: auto; }
@media (max-width: 860px) {
  .service-strip .btn { margin-left: 0; }
  .service-strip .ss-icon { width: 54px; height: 54px; }
}

/* ---------- 资质荣誉网格与证书灯箱 ---------- */
.cert-grid { display: grid; gap: 1.1rem; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.cert-card {
  display: block; width: 100%; text-align: center; cursor: zoom-in;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: .7rem .5rem .85rem; box-shadow: var(--shadow-sm);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.cert-card:hover { transform: translateY(-3px); border-color: var(--brand-200); box-shadow: var(--shadow-md); }
.cert-card img { width: 100%; aspect-ratio: 3 / 4; object-fit: contain; }
.cert-card span { display: block; margin-top: .55rem; font-size: .82rem; color: var(--ink-700); line-height: 1.5; }

.lightbox { position: fixed; inset: 0; z-index: 220; display: none; align-items: center; justify-content: center; padding: 2vh 3vw; }
.lightbox.open { display: flex; }
.lb-backdrop { position: absolute; inset: 0; background: rgba(4, 9, 18, .84); cursor: zoom-out; }
.lb-box { position: relative; z-index: 1; margin: 0; display: flex; flex-direction: column; align-items: center; gap: .7rem; animation: lbIn .22s ease; max-width: 96vw; }
.lb-img { max-width: min(940px, 94vw); max-height: 78vh; object-fit: contain; background: #fff; padding: 8px; border-radius: 10px; box-shadow: 0 24px 70px rgba(0, 0, 0, .55); }
.lb-cap { color: #dfe8f6; font-size: .92rem; }
.lb-close { position: absolute; top: -16px; right: -16px; width: 38px; height: 38px; border-radius: 50%; background: #fff; color: #0b2a55; font-size: 22px; line-height: 1; box-shadow: 0 6px 18px rgba(0, 0, 0, .3); }
@keyframes lbIn { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }
body.lb-lock { overflow: hidden; }
@media (max-width: 640px) { .lb-close { top: -12px; right: -4px; } }