/* ==========================================================================
   亿立方科技（南宁）有限公司 — 官网前台样式
   设计：深色科技商务风，蓝紫渐变点缀，响应式
   ========================================================================== */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial,
               "Segoe UI", "Hiragino Sans GB", sans-serif;
  font-size: clamp(14px, 1.2vw, 16px);
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color .2s; }
img, svg { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; color: inherit; outline: none; }
ul, ol { list-style: none; }

/* ---------- Theme tokens ---------- */
:root {
  --bg:            #06090F;
  --bg-2:          #0A1020;
  --bg-3:          #0F1830;
  --surface:       rgba(255,255,255,0.04);
  --surface-2:     rgba(255,255,255,0.06);
  --border:        rgba(124,170,255,0.15);
  --border-strong: rgba(124,170,255,0.35);
  --text:          #E5EAF5;
  --text-dim:      #8B95B1;
  --text-mute:     #5C6786;
  --primary:       #1E88FF;
  --primary-2:     #00D4FF;
  --accent:        #7C5CFF;
  --gradient:      linear-gradient(135deg, #1E88FF 0%, #7C5CFF 50%, #00D4FF 100%);
  --gradient-soft: linear-gradient(135deg, rgba(30,136,255,.18), rgba(124,92,255,.10) 60%, rgba(0,212,255,.18));
  --shadow:        0 20px 60px -20px rgba(30,136,255,.45);
  --radius:        14px;
  --radius-sm:     8px;
  --container:     1240px;
  --header-h:      72px;
}

/* ---------- Background decoration ---------- */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(900px 600px at 80% -10%, rgba(30,136,255,.18), transparent 60%),
    radial-gradient(700px 500px at 10% 30%, rgba(124,92,255,.12), transparent 60%),
    radial-gradient(600px 400px at 90% 90%, rgba(0,212,255,.10), transparent 60%),
    var(--bg);
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: -1;
  background-image:
    linear-gradient(rgba(124,170,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,170,255,.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  pointer-events: none;
}

/* ---------- Container ---------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header-h);
  backdrop-filter: blur(14px);
  background: rgba(6,9,15,.65);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}
.site-header.is-stuck { background: rgba(6,9,15,.85); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 1.05rem; letter-spacing: 1px; }
.brand img { height: 42px; width: 42px; filter: drop-shadow(0 4px 12px rgba(30,136,255,.4)); }
.brand small { display: block; font-size: .72rem; color: var(--text-dim); letter-spacing: 2px; font-weight: 400; }

.nav-menu { display: flex; gap: 8px; }
.nav-menu a {
  position: relative;
  padding: 10px 18px;
  font-size: .95rem;
  color: var(--text-dim);
  border-radius: var(--radius-sm);
  transition: color .25s, background .25s;
}
.nav-menu a:hover, .nav-menu a.active { color: var(--text); }
.nav-menu a.active::after {
  content: ""; position: absolute; left: 50%; bottom: 4px; transform: translateX(-50%);
  width: 24px; height: 2px; background: var(--gradient); border-radius: 2px;
}
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-phone { font-size: .9rem; color: var(--text-dim); display: flex; align-items: center; gap: 6px; }
.nav-phone::before { content: "📞"; font-size: 1rem; }
.nav-toggle { display: none; background: transparent; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 10px; cursor: pointer; color: var(--text); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600; font-size: .95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s, box-shadow .25s, background .25s, color .25s;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 28px 70px -16px rgba(124,92,255,.55); }
.btn-ghost {
  border-color: var(--border-strong);
  color: var(--text);
  background: rgba(255,255,255,.02);
}
.btn-ghost:hover { background: rgba(255,255,255,.06); border-color: var(--primary); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 8px) 0 60px;
  min-height: 92vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 60px; align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: .8rem;
  color: var(--primary-2);
  letter-spacing: 2px;
  margin-bottom: 22px;
}
.hero-eyebrow::before { content: ""; width: 6px; height: 6px; background: var(--primary-2); border-radius: 50%; box-shadow: 0 0 10px var(--primary-2); }
.hero h1 {
  font-size: clamp(2rem, 4.8vw, 3.6rem);
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 24px;
  background: linear-gradient(180deg, #fff 0%, #B8C6FF 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero h1 em { font-style: normal; background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { font-size: 1.05rem; color: var(--text-dim); max-width: 560px; margin-bottom: 32px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 36px; margin-top: 48px; flex-wrap: wrap; }
.hero-stat .num { font-size: 1.8rem; font-weight: 700; background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-stat .lbl { font-size: .8rem; color: var(--text-mute); letter-spacing: 1px; }

/* Robot visual */
.hero-visual { position: relative; aspect-ratio: 1 / 1; max-width: 520px; margin-left: auto; }
.hero-visual .ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 1px solid var(--border);
}
.hero-visual .ring.r1 { inset: 8%; animation: spin 30s linear infinite; border-style: dashed; }
.hero-visual .ring.r2 { inset: 20%; animation: spin 50s linear infinite reverse; border-color: rgba(124,92,255,.3); }
.hero-visual .core {
  position: absolute; inset: 30%; border-radius: 24px;
  background: var(--gradient);
  filter: blur(0px);
  box-shadow:
    0 30px 80px rgba(30,136,255,.5),
    inset 0 0 60px rgba(255,255,255,.2);
  display: flex; align-items: center; justify-content: center;
}
.hero-visual .core svg { width: 60%; height: auto; filter: drop-shadow(0 8px 20px rgba(0,0,0,.4)); }
.hero-visual .dot { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--primary-2); box-shadow: 0 0 16px var(--primary-2); }
.hero-visual .dot.d1 { top: 5%; left: 50%; }
.hero-visual .dot.d2 { bottom: 8%; right: 12%; background: var(--accent); box-shadow: 0 0 16px var(--accent); }
.hero-visual .dot.d3 { top: 40%; left: 4%; background: #fff; box-shadow: 0 0 16px #fff; }
@keyframes spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }

/* ---------- Section ---------- */
.section { padding: 110px 0; position: relative; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 64px; }
.section-eyebrow {
  display: inline-block; padding: 4px 14px;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: .78rem; letter-spacing: 3px; color: var(--primary-2);
  margin-bottom: 16px;
}
.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 16px;
}
.section h2 em { font-style: normal; background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.section-head p { color: var(--text-dim); }

/* ---------- Slider (Carousel) ---------- */
.slider { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,.4); }
.slider-track { display: flex; transition: transform .8s cubic-bezier(.65,.05,.36,1); }
.slide {
  flex: 0 0 100%;
  position: relative;
  aspect-ratio: 16 / 7;
  display: flex; align-items: center;
  overflow: hidden;
}
.slide::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(6,9,15,.85) 0%, rgba(6,9,15,.4) 50%, rgba(6,9,15,.1) 100%);
  z-index: 1;
}
.slide-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
}
.slide-content {
  position: relative; z-index: 2;
  padding: 0 8%;
  max-width: 600px;
}
.slide-content .tag {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  background: var(--gradient-soft); border: 1px solid var(--border);
  font-size: .75rem; letter-spacing: 2px; color: var(--primary-2); margin-bottom: 16px;
}
.slide-content h3 {
  font-size: clamp(1.5rem, 3.2vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 14px;
}
.slide-content p { color: var(--text-dim); margin-bottom: 22px; font-size: 1rem; }
.slider-dots { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 3; }
.slider-dots button {
  width: 32px; height: 4px; border-radius: 4px; border: 0; background: rgba(255,255,255,.3); cursor: pointer; transition: background .3s, width .3s;
}
.slider-dots button.active { background: var(--primary-2); width: 48px; }
.slider-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(6,9,15,.5); border: 1px solid var(--border); color: #fff;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  z-index: 3; transition: background .25s, transform .25s;
}
.slider-nav:hover { background: var(--primary); }
.slider-nav.prev { left: 24px; }
.slider-nav.next { right: 24px; }

/* ---------- Cards (Services / Cases) ---------- */
.grid { display: grid; gap: 24px; }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  position: relative;
  background: linear-gradient(160deg, rgba(255,255,255,.04), rgba(255,255,255,.01));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .3s, border-color .3s, background .3s;
  overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0;
  background: var(--gradient-soft);
  opacity: 0; transition: opacity .3s;
  pointer-events: none;
}
.card:hover { transform: translateY(-6px); border-color: var(--primary); }
.card:hover::before { opacity: 1; }
.card > * { position: relative; z-index: 1; }
.card-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  box-shadow: 0 12px 28px -10px rgba(30,136,255,.6);
}
.card h3 { font-size: 1.15rem; margin-bottom: 8px; font-weight: 700; }
.card .summary { color: var(--text-dim); font-size: .92rem; margin-bottom: 14px; min-height: 3em; }
.card .meta { font-size: .78rem; color: var(--text-mute); letter-spacing: 1px; }

/* Case card */
.case-card { padding: 0; overflow: hidden; }
.case-card .cover {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #1E88FF, #7C5CFF, #00D4FF);
  position: relative;
  overflow: hidden;
}
.case-card .cover::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.3), transparent 50%);
}
.case-card .body { padding: 22px 24px; }
.case-card h4 { font-size: 1.05rem; margin-bottom: 6px; }
.case-card .client { color: var(--text-dim); font-size: .85rem; }

/* News card */
.news-card { display: flex; flex-direction: column; }
.news-card .cover { aspect-ratio: 16 / 9; background: var(--gradient-soft); }
.news-card .body { padding: 22px 24px; flex: 1; display: flex; flex-direction: column; }
.news-card .date { font-size: .8rem; color: var(--text-mute); letter-spacing: 1px; margin-bottom: 8px; }
.news-card h4 { font-size: 1.05rem; margin-bottom: 10px; line-height: 1.5; }
.news-card .excerpt { color: var(--text-dim); font-size: .9rem; flex: 1; }
.news-card .read-more { margin-top: 16px; color: var(--primary-2); font-size: .9rem; }

/* Brands */
.brands {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 60px;
  padding: 50px 30px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.02), transparent);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.brand-logo {
  font-size: 1.2rem; font-weight: 700; letter-spacing: 1px;
  color: var(--text-dim);
  opacity: .65;
  transition: opacity .3s, color .3s;
  display: flex; align-items: center; gap: 10px;
}
.brand-logo:hover { opacity: 1; color: var(--text); }
.brand-logo .dot { width: 36px; height: 36px; border-radius: 8px; background: var(--gradient); display: flex; align-items: center; justify-content: center; color: #fff; font-size: .9rem; }

/* ---------- Timeline ---------- */
.timeline { position: relative; max-width: 880px; margin: 0 auto; }
.timeline::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background: linear-gradient(180deg, transparent, var(--primary), var(--accent), transparent); transform: translateX(-50%); }
.tl-item { position: relative; width: 50%; padding: 20px 40px; }
.tl-item:nth-child(odd) { left: 0; text-align: right; }
.tl-item:nth-child(even) { left: 50%; }
.tl-item .dot { position: absolute; top: 32px; width: 14px; height: 14px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 16px var(--primary); }
.tl-item:nth-child(odd) .dot { right: -7px; }
.tl-item:nth-child(even) .dot { left: -7px; }
.tl-year { font-size: 1.6rem; font-weight: 700; background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 6px; }
.tl-content { color: var(--text-dim); }

/* ---------- Quote ---------- */
.quote {
  text-align: center;
  padding: 60px 40px;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 880px; margin: 0 auto;
}
.quote p {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.7;
  font-weight: 500;
  color: var(--text);
}
.quote p::before { content: "“"; font-size: 3rem; line-height: 0; vertical-align: -.4em; color: var(--primary); margin-right: 6px; }

/* ---------- Form ---------- */
.form { display: grid; gap: 18px; max-width: 640px; margin: 0 auto; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group label { display: block; font-size: .85rem; color: var(--text-dim); margin-bottom: 8px; }
.form-control {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: border-color .25s, background .25s;
}
.form-control:focus { border-color: var(--primary); background: rgba(30,136,255,.06); }
textarea.form-control { min-height: 140px; resize: vertical; }
.form-hint { font-size: .8rem; color: var(--text-mute); }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 60px;
  padding: 60px 0 24px;
  background: linear-gradient(180deg, transparent, rgba(6,9,15,.8));
  border-top: 1px solid var(--border);
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-grid h5 { font-size: .95rem; margin-bottom: 18px; letter-spacing: 2px; color: var(--primary-2); }
.footer-grid a { display: block; padding: 6px 0; color: var(--text-dim); font-size: .9rem; }
.footer-grid a:hover { color: var(--text); }
.footer-grid li { color: var(--text-dim); font-size: .9rem; padding: 6px 0; }
.footer-bottom {
  padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: .82rem; color: var(--text-mute);
}

/* ---------- Contact info card ---------- */
.info-card {
  display: flex; gap: 14px; padding: 18px;
  background: rgba(255,255,255,.04); border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.info-card .ic {
  width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0;
  background: var(--gradient-soft); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.info-card h6 { font-size: .82rem; color: var(--text-mute); letter-spacing: 2px; margin-bottom: 4px; }
.info-card p { color: var(--text); font-size: .95rem; }

/* Map */
.map-box {
  height: 380px;
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(6,9,15,.6), rgba(6,9,15,.4)),
    radial-gradient(circle at 50% 50%, rgba(30,136,255,.4), transparent 60%),
    var(--bg-3);
  border: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.map-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(124,170,255,.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,170,255,.18) 1px, transparent 1px);
  background-size: 40px 40px;
}
.map-pin {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -100%);
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 30px var(--primary), 0 0 0 6px rgba(30,136,255,.3);
  animation: pulse 2s ease-out infinite;
}
.map-pin::after {
  content: ""; position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  width: 0; height: 0; border-left: 6px solid transparent; border-right: 6px solid transparent; border-top: 12px solid var(--primary);
}
.map-label {
  position: absolute; bottom: 24px; left: 24px; right: 24px;
  background: rgba(6,9,15,.7); backdrop-filter: blur(12px);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 14px 18px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(30,136,255,.7), 0 0 30px var(--primary); }
  100% { box-shadow: 0 0 0 30px rgba(30,136,255,0), 0 0 30px var(--primary); }
}

/* ---------- Animations ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .8s, transform .8s; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 380px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-menu, .nav-phone { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-menu.is-open {
    display: flex; flex-direction: column;
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: rgba(6,9,15,.95); backdrop-filter: blur(14px);
    padding: 16px 24px; border-bottom: 1px solid var(--border);
  }
  .grid-5, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero { padding-top: calc(var(--header-h) + 8px); }
  .hero-stats { gap: 24px; }
  .section { padding: 70px 0; }
  .timeline::before { left: 18px; }
  .tl-item { width: 100%; left: 0 !important; text-align: left !important; padding: 20px 20px 20px 50px; }
  .tl-item .dot { left: 11px !important; right: auto !important; }
  .footer-grid { grid-template-columns: 1fr; }
  .slider-nav { display: none; }
  .slide-content { padding: 0 24px; }
}

/* ---------- Page hero (sub pages) ---------- */
.page-hero {
  padding: calc(var(--header-h) + 80px) 0 60px;
  text-align: center;
  background:
    radial-gradient(800px 400px at 50% 0%, rgba(30,136,255,.18), transparent 60%),
    transparent;
}
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 14px;
}
.page-hero p { color: var(--text-dim); max-width: 640px; margin: 0 auto; }
.breadcrumb { color: var(--text-mute); font-size: .85rem; margin-bottom: 18px; }
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--primary-2); }

/* ---------- Service detail row ---------- */
.svc-row {
  display: grid; grid-template-columns: 80px 1fr auto; align-items: start; gap: 24px;
  padding: 32px;
  background: linear-gradient(160deg, rgba(255,255,255,.04), rgba(255,255,255,.01));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 18px;
  transition: border-color .25s, transform .25s;
}
.svc-row:hover { border-color: var(--primary); transform: translateX(4px); }
.svc-row .num {
  font-size: 2.2rem; font-weight: 800;
  background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent;
  font-family: "Courier New", monospace;
}
.svc-row h3 { font-size: 1.25rem; margin-bottom: 10px; }
.svc-row p { color: var(--text-dim); margin-bottom: 14px; }
.svc-row .scenes { display: flex; gap: 8px; flex-wrap: wrap; }
.svc-row .scenes span {
  padding: 4px 12px; border-radius: 999px;
  background: rgba(30,136,255,.12); border: 1px solid rgba(30,136,255,.3);
  font-size: .78rem; color: var(--primary-2);
}
.svc-row .arrow { color: var(--primary-2); font-size: 1.4rem; align-self: center; }

@media (max-width: 720px) {
  .svc-row { grid-template-columns: 1fr; }
  .svc-row .arrow { display: none; }
}

/* ---------- News 页 ---------- */
.news-card a.cover {
  display: block;
  aspect-ratio: 16 / 9;
  background: var(--gradient-soft);
  position: relative;
  overflow: hidden;
}
.news-card a.cover:hover { transform: scale(1.02); transition: transform .4s; }

/* 分类筛选按钮：未激活深蓝底+亮青字（对比鲜明且与主页色调统一），激活渐变底白字 */
.cat-btn {
  background: rgba(30, 136, 255, .16);
  border-color: rgba(30, 136, 255, .5);
  color: #BFE3FF;
}
.cat-btn:hover { background: rgba(30, 136, 255, .3); color: #fff; border-color: rgba(30, 136, 255, .75); }
.cat-btn.active {
  background: var(--gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow);
}

/* 下拉框：深蓝底 + 亮字 + 显眼描边（option 同步深色，避免白底灰字看不清） */
select.form-control {
  background-color: #0F1830;
  color: #E5EAF5;
  border-color: var(--border-strong);
}
select.form-control option {
  background-color: #0F1830;
  color: #E5EAF5;
}
.news-detail-video {
  margin-bottom: 36px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 30px 80px rgba(0,0,0,.4);
}
.news-detail-video video { width: 100%; display: block; background: #000; aspect-ratio: 16 / 9; }
.news-gallery-item {
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
}
.news-gallery-item img {
  width: 100%; aspect-ratio: 16 / 10; object-fit: cover;
  transition: transform .4s;
}
.news-gallery-item:hover img { transform: scale(1.05); }
.attach-box {
  margin-top: 32px;
  padding: 18px;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 12px;
}