/* ============ Base ============ */
* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --red: #d3231c;
  --red-2: #b8140e;
  --red-3: #f04b3f;
  --red-light: #fff1ef;
  --blue: #003e7e;
  --blue-2: #002a5c;
  --blue-3: #1e63b3;
  --blue-light: #eaf1fa;
  --gold: #d4a24c;
  --bg: #ffffff;
  --bg-gray: #f5f7fb;
  --bg-dark: #0b1b34;
  --text: #1a2233;
  --text-2: #4a5468;
  --text-3: #8995ab;
  --line: #e6eaf0;
  --shadow-sm: 0 4px 14px rgba(0, 30, 80, 0.06);
  --shadow: 0 18px 40px -18px rgba(0, 30, 80, 0.18);
  --shadow-red: 0 18px 40px -18px rgba(211, 35, 28, 0.5);
}
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  font-size: 15px;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s ease; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }

.container { max-width: 1260px; margin: 0 auto; padding: 0 32px; position: relative; }

/* ============ Topbar ============ */
.topbar {
  background: var(--blue);
  color: #d6e3f5;
  font-size: 13px;
  border-bottom: 2px solid var(--red);
}
.topbar-inner {
  display: flex; justify-content: space-between; align-items: center;
  height: 38px;
}
.tb-tag {
  display: inline-flex; align-items: center; gap: 8px;
  letter-spacing: 1px;
}
.tb-tag::before {
  content: "★"; color: var(--gold);
}
.tb-right { display: flex; align-items: center; gap: 16px; }
.tb-right a { display: inline-flex; align-items: center; gap: 6px; }
.tb-right a:hover { color: #fff; }
.tb-right svg { width: 14px; height: 14px; }
.tb-right b { color: #fff; }
.sep { width: 1px; height: 14px; background: rgba(255,255,255,.25); }

/* ============ Nav ============ */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s ease, padding .3s ease;
}
.nav.scrolled { box-shadow: 0 6px 20px -10px rgba(0, 30, 80, 0.15); }
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 84px; gap: 24px;
}
.nav.scrolled .nav-inner { height: 70px; }
.nav-logo { display: flex; align-items: center; gap: 14px; }
.nav-logo img { width: 52px; height: 52px; }
.nav-logo span { display: flex; flex-direction: column; line-height: 1.2; }
.nav-logo strong { font-size: 18px; color: var(--blue); letter-spacing: 1px; }
.nav-logo em { font-style: normal; font-size: 10px; color: var(--text-3); letter-spacing: 1.2px; }
.nav-links { display: flex; gap: 36px; }
.nav-links a {
  font-size: 15px; color: var(--text); position: relative;
  padding: 8px 0; font-weight: 500;
}
.nav-links a::after {
  content: ""; position: absolute; left: 50%; bottom: -4px;
  transform: translateX(-50%); width: 0; height: 3px;
  background: var(--red); transition: width .28s ease;
  border-radius: 2px;
}
.nav-links a:hover { color: var(--red); }
.nav-links a:hover::after { width: 28px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--blue); border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }

/* ============ Buttons ============ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 30px;
  font-size: 14px; font-weight: 600;
  border-radius: 4px;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  position: relative; overflow: hidden;
}
.btn.small { padding: 11px 24px; font-size: 13px; }
.btn i { font-style: normal; transition: transform .25s ease; display: inline-block; }
.btn:hover i { transform: translateX(4px); }
.btn-red {
  background: var(--red); color: #fff;
  box-shadow: var(--shadow-red);
}
.btn-red:hover { background: var(--red-2); transform: translateY(-2px); box-shadow: 0 22px 50px -18px rgba(211, 35, 28, 0.65); }
.btn-line {
  border: 1.5px solid #fff; color: #fff;
}
.btn-line:hover { background: #fff; color: var(--blue); }
.btn-white {
  background: #fff; color: var(--red);
  box-shadow: 0 14px 30px -12px rgba(0, 0, 0, 0.25);
}
.btn-white:hover { transform: translateY(-2px); }
.btn-line-white {
  border: 1.5px solid rgba(255,255,255,.6); color: #fff;
}
.btn-line-white:hover { background: rgba(255,255,255,.1); border-color: #fff; }
.btn-block { width: 100%; justify-content: center; padding: 16px; font-size: 15px; }

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 640px;
  padding: 80px 0 100px;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-photo {
  position: absolute; inset: 0;
  background:
    linear-gradient(135deg, rgba(0, 42, 92, 0.92) 0%, rgba(0, 62, 126, 0.88) 50%, rgba(20, 30, 60, 0.95) 100%),
    repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0 2px, transparent 2px 20px);
}
.hero-photo::before, .hero-photo::after {
  content: ""; position: absolute;
  border-radius: 50%; filter: blur(80px);
}
.hero-photo::before {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(211, 35, 28, 0.35), transparent 70%);
  top: -100px; right: -100px;
  animation: floatA 14s ease-in-out infinite;
}
.hero-photo::after {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(30, 99, 179, 0.45), transparent 70%);
  bottom: -200px; left: -150px;
  animation: floatB 18s ease-in-out infinite;
}
@keyframes floatA { 0%,100% { transform: translate(0,0); } 50% { transform: translate(40px, 30px); } }
@keyframes floatB { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-40px, -30px); } }
.hero-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
}
.hero-stripe {
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--red) 0%, var(--red) 40%, var(--blue-3) 40%, var(--blue-3) 100%);
}
.hero-inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 60px;
  align-items: center;
  color: #fff;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 14px;
  font-size: 13px;
}
.bd-red {
  background: var(--red); color: #fff;
  padding: 6px 14px; border-radius: 3px;
  font-weight: 700; letter-spacing: 1px;
  box-shadow: 0 6px 18px rgba(211, 35, 28, 0.45);
}
.bd-red i { font-style: normal; white-space: nowrap; }
.bd-red i:first-child::after { content: " "; }
.bd-line { width: 30px; height: 1px; background: rgba(255,255,255,.4); }
.bd-text { color: rgba(255,255,255,.85); letter-spacing: .5px; }

.hero-seo-h1 {
  font-size: 12px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.5px;
  margin-bottom: 14px;
  line-height: 1.6;
}
.hero-title {
  font-size: clamp(38px, 5.4vw, 68px);
  font-weight: 800; line-height: 1.15;
  letter-spacing: -.5px;
  margin: 28px 0 26px;
}
.t-line { display: block; }
.hl {
  background: linear-gradient(90deg, var(--red-3) 0%, var(--red) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
  padding: 0 4px;
}
.hl::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -8px;
  height: 6px;
  background: linear-gradient(90deg, var(--red), transparent);
  opacity: .5; border-radius: 4px;
  animation: hlGrow 1.8s ease-out .4s both;
}
@keyframes hlGrow {
  from { transform: scaleX(0); transform-origin: left; }
  to { transform: scaleX(1); transform-origin: left; }
}
.hero-sub {
  color: rgba(255,255,255,.85); font-size: 16px;
  line-height: 1.85;
}
.hero-cta { margin: 36px 0 38px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 24px;
  font-size: 14px; color: rgba(255,255,255,.85);
}
.hero-meta div { display: inline-flex; align-items: center; gap: 8px; }
.ic-check {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--red);
  display: inline-flex; align-items: center; justify-content: center;
  position: relative;
  flex-shrink: 0;
}
.ic-check::after {
  content: ""; width: 8px; height: 4px;
  border-left: 2px solid #fff; border-bottom: 2px solid #fff;
  transform: rotate(-45deg) translate(1px, -1px);
}

/* Hero right card */
.hero-right { display: flex; justify-content: flex-end; }
.hero-card {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  padding: 32px;
  width: 100%; max-width: 360px;
  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: ""; position: absolute; top: 0; left: 0;
  width: 60px; height: 4px; background: var(--red);
}
.hc-title { display: flex; flex-direction: column; gap: 4px; margin-bottom: 24px; }
.hc-title .cn { font-size: 18px; font-weight: 700; }
.hc-title .en { font-size: 11px; letter-spacing: 2px; color: rgba(255,255,255,.5); }
.hc-tel {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 0;
  border-top: 1px dashed rgba(255,255,255,.2);
  border-bottom: 1px dashed rgba(255,255,255,.2);
  color: #fff;
}
.hc-tel i {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--red);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  animation: pulseRed 2s ease-in-out infinite;
}
@keyframes pulseRed {
  0%, 100% { box-shadow: 0 0 0 0 rgba(211, 35, 28, 0.5); }
  50% { box-shadow: 0 0 0 14px rgba(211, 35, 28, 0); }
}
.hc-tel i svg { width: 20px; height: 20px; }
.hc-tel span { display: flex; flex-direction: column; }
.hc-tel em { font-style: normal; font-size: 10px; letter-spacing: 2px; color: rgba(255,255,255,.55); }
.hc-tel b { font-size: 24px; font-weight: 800; letter-spacing: .5px; }
.hc-points { margin-top: 20px; display: grid; gap: 10px; }
.hc-points li {
  font-size: 13.5px; color: rgba(255,255,255,.85);
  display: flex; align-items: center; gap: 10px;
}
.hc-points li i {
  width: 6px; height: 6px; background: var(--red);
  border-radius: 50%; flex-shrink: 0;
}

/* ============ Stats bar ============ */
.stats {
  position: relative; z-index: 3;
  margin-top: -50px; margin-bottom: 30px;
}
.stats-inner {
  background: #fff;
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 40px 20px;
  display: grid; grid-template-columns: repeat(5, 1fr);
  border-top: 4px solid var(--red);
}
.stat {
  text-align: center;
  padding: 0 16px;
  border-right: 1px solid var(--line);
}
.stat:last-child { border-right: 0; }
.stat b {
  display: block; font-size: 40px; font-weight: 800;
  color: var(--blue);
  letter-spacing: -1px;
  line-height: 1.2;
}
.stat b span { color: var(--red); }
.stat > span {
  display: block; font-size: 14px; color: var(--text-2);
  margin-top: 6px;
}

/* ============ Sections common ============ */
.section { padding: 100px 0; position: relative; }
.section-gray { background: var(--bg-gray); }
.section-dark {
  background: var(--bg-dark);
  background-image:
    radial-gradient(ellipse at top right, rgba(211, 35, 28, 0.18), transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(0, 62, 126, 0.5), transparent 50%);
  color: #fff;
}
.head { max-width: 760px; margin: 0 auto 60px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 13px; letter-spacing: 2px;
  color: var(--red); font-weight: 600;
  margin-bottom: 16px;
}
.eyebrow.center { display: flex; justify-content: center; }
.eyebrow.light { color: var(--red-3); }
.eyebrow i {
  display: inline-block; width: 28px; height: 2px;
  background: var(--red);
}
.h2 {
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 800; line-height: 1.3;
  letter-spacing: -.3px;
  color: var(--blue);
}
.h2.center { text-align: center; }
.h2.light { color: #fff; }
.h2 .red { color: var(--red); }
.h2 .blue { color: var(--blue-3); }
.lead {
  font-size: 15px; color: var(--text-2);
  margin-top: 16px;
}
.lead.center { text-align: center; }
.lead.light { color: rgba(255,255,255,.7); }

/* ============ About ============ */
.grid-about {
  display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px;
  align-items: center;
}
.ai-wrap { position: relative; }
.ai-photo {
  width: 100%; aspect-ratio: 4 / 5;
  border-radius: 6px;
  background:
    radial-gradient(circle at 30% 25%, rgba(255, 255, 255, 0.18), transparent 55%),
    linear-gradient(135deg, #f5f7fb 0%, #eaf1fa 45%, #fff1ef 100%);
  position: relative;
  box-shadow: 0 30px 60px -25px rgba(0, 30, 80, 0.35);
  overflow: hidden;
}
.ai-photo::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(255,255,255,.6), transparent 65%);
  pointer-events: none;
}
.ai-photo::before {
  content: ""; position: absolute; left: 24px; top: 24px;
  width: 60px; height: 4px; background: var(--gold);
  z-index: 2;
}
.ai-art {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -52%);
  width: 70%; height: auto;
  max-height: 75%;
  object-fit: contain;
  filter: drop-shadow(0 10px 30px rgba(0, 30, 80, 0.18));
  z-index: 1;
}
.ai-badge {
  position: absolute; right: -18px; bottom: 28px;
  background: var(--red); color: #fff;
  padding: 14px 20px;
  border-radius: 4px;
  box-shadow: var(--shadow-red);
  text-align: center;
  border: 3px solid #fff;
}
.ai-badge b { display: block; font-size: 9px; letter-spacing: 2.5px; opacity: .85; }
.ai-badge span { display: block; font-size: 24px; font-weight: 800; line-height: 1.1; margin: 2px 0; }
.ai-badge em { font-style: normal; font-size: 9px; letter-spacing: 1.2px; opacity: .75; }

.about-text p { margin-top: 14px; color: var(--text-2); }
.about-text b { color: var(--text); }
.about-text b.red { color: var(--red); }
.a-points {
  margin: 28px 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px 22px;
}
.a-points li { display: flex; gap: 14px; align-items: flex-start; }
.a-points i {
  flex-shrink: 0; width: 32px; height: 32px;
  border-radius: 6px;
  background: var(--red-light);
  position: relative;
}
.a-points i::after {
  content: ""; position: absolute; left: 50%; top: 50%;
  width: 12px; height: 6px;
  border-left: 2px solid var(--red); border-bottom: 2px solid var(--red);
  transform: translate(-50%, -70%) rotate(-45deg);
}
.a-points b { display: block; font-size: 15px; color: var(--text); margin-bottom: 2px; }
.a-points span { font-size: 13px; color: var(--text-2); line-height: 1.5; }

/* ============ Services ============ */
.srv-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px;
}
.srv-grid-3 { grid-template-columns: repeat(3, 1fr); }
.srv-hero { padding: 40px 32px 32px; }
.srv-hero h3 { font-size: 22px; }
.srv-lead {
  font-size: 13px; color: var(--red);
  margin-bottom: 18px; padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
  font-weight: 600;
}
.srv:nth-child(even) .srv-lead { color: var(--blue-3); }
.srv-list { display: grid; gap: 8px; margin-bottom: 22px; }
.srv-list li {
  position: relative; padding-left: 18px;
  font-size: 13.5px; color: var(--text-2);
  line-height: 1.55;
}
.srv-list li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 7px; height: 7px;
  background: var(--red); opacity: .85;
  transform: rotate(45deg);
}
.srv:nth-child(even) .srv-list li::before { background: var(--blue-3); }
.srv-stat {
  display: flex; align-items: baseline; gap: 10px;
  padding: 14px 18px;
  background: linear-gradient(135deg, var(--red-light), #fff);
  border-radius: 4px;
  border-left: 3px solid var(--red);
}
.srv:nth-child(even) .srv-stat {
  background: linear-gradient(135deg, var(--blue-light), #fff);
  border-left-color: var(--blue-3);
}
.srv-stat b {
  font-size: 24px; font-weight: 800;
  color: var(--red);
  letter-spacing: -.5px;
}
.srv:nth-child(even) .srv-stat b { color: var(--blue-3); }
.srv-stat span { font-size: 12px; color: var(--text-2); }

/* ============ Team / Cert Wall ============ */
.team-summary {
  display: grid; grid-template-columns: 320px 1fr;
  gap: 40px; align-items: stretch;
  margin-bottom: 70px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.ts-main {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-3) 100%);
  color: #fff;
  padding: 44px 36px;
  display: flex; flex-direction: column; justify-content: center;
  position: relative; overflow: hidden;
}
.ts-main::before {
  content: ""; position: absolute; right: -40px; top: -40px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(211, 35, 28, 0.4), transparent 70%);
  border-radius: 50%;
}
.ts-eye { font-size: 11px; letter-spacing: 2px; color: rgba(255,255,255,.6); position: relative; }
.ts-main h3 {
  font-size: 84px; font-weight: 900;
  margin: 8px 0 12px;
  letter-spacing: -3px;
  line-height: 1;
  position: relative;
}
.ts-main h3 small { font-size: 36px; color: var(--red-3); margin-left: 4px; }
.ts-main p { font-size: 14px; color: rgba(255,255,255,.8); line-height: 1.7; position: relative; }
.ts-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  padding: 24px;
  gap: 20px;
}
.tg-item {
  text-align: center;
  padding: 18px 12px;
  border-radius: 6px;
  background: var(--bg-gray);
  transition: background .25s ease, transform .25s ease;
}
.tg-item:hover { background: var(--red-light); transform: translateY(-3px); }
.tg-item:nth-child(even):hover { background: var(--blue-light); }
.tg-item b {
  display: block; font-size: 30px; font-weight: 800;
  color: var(--red);
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 6px;
}
.tg-item:nth-child(even) b { color: var(--blue); }
.tg-item span {
  display: block; font-size: 12px; color: var(--text-2);
  line-height: 1.5;
}

.cert-wall { position: relative; }
.cw-head {
  text-align: center; margin-bottom: 28px;
}
.cw-eye {
  display: block; font-size: 11px; letter-spacing: 3px;
  color: var(--text-3); margin-bottom: 6px;
}
.cw-head h4 {
  font-size: 22px; color: var(--blue);
  font-weight: 800;
}
.cw-head h4::after {
  content: ""; display: block;
  width: 36px; height: 3px;
  background: var(--red);
  margin: 10px auto 0;
}
.cw-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.cw-card {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.cw-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--red);
  transform: scaleY(0); transform-origin: top;
  transition: transform .3s ease;
}
.cw-card.cw-b::before { background: var(--blue-3); }
.cw-card:hover {
  transform: translateY(-3px);
  border-color: transparent;
  box-shadow: var(--shadow-sm);
}
.cw-card:hover::before { transform: scaleY(1); }
.cw-icn {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--red-light);
  color: var(--red);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700;
  flex-shrink: 0;
}
.cw-card.cw-b .cw-icn { background: var(--blue-light); color: var(--blue); }
.cw-card b {
  display: block; font-size: 14px;
  color: var(--text);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 2px;
}
.cw-card span {
  display: block; font-size: 10px;
  color: var(--text-3);
  letter-spacing: .6px;
}
.cw-note {
  margin-top: 20px;
  text-align: center;
  font-size: 12.5px;
  color: var(--text-3);
}
.cw-note i { font-style: normal; color: var(--red); margin-right: 6px; }

/* case footer */
.case-foot {
  text-align: center; margin-top: 30px;
  font-size: 13px; color: var(--text-3);
  font-style: italic;
}
.cs-cat {
  position: absolute; right: 18px; top: 18px;
  padding: 3px 10px;
  background: rgba(255,255,255,.9);
  color: var(--blue);
  font-size: 11px; letter-spacing: .5px;
  border-radius: 3px;
  font-weight: 600;
}
.srv {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 36px 30px 30px;
  position: relative;
  overflow: hidden;
  transition: transform .35s ease, border-color .35s ease, box-shadow .35s ease;
}
.srv::before {
  content: ""; position: absolute; left: 0; top: 0;
  width: 100%; height: 3px;
  background: var(--red);
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s ease;
}
.srv:nth-child(even)::before { background: var(--blue-3); }
.srv:hover { transform: translateY(-6px); border-color: transparent; box-shadow: var(--shadow); }
.srv:hover::before { transform: scaleX(1); }
.srv-no {
  position: absolute; right: 24px; top: 20px;
  font-size: 44px; font-weight: 800;
  color: var(--bg-gray);
  letter-spacing: -1px;
  transition: color .35s ease;
}
.srv:hover .srv-no { color: var(--red-light); }
.srv:nth-child(even):hover .srv-no { color: var(--blue-light); }
.srv-ico {
  width: 60px; height: 60px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
  position: relative; z-index: 1;
}
.srv-ico svg { width: 28px; height: 28px; }
.ic-red { background: var(--red-light); color: var(--red); }
.ic-blue { background: var(--blue-light); color: var(--blue); }
.srv h3 {
  font-size: 19px; color: var(--text);
  margin-bottom: 12px;
}
.srv p { font-size: 14px; color: var(--text-2); margin-bottom: 22px; min-height: 70px; }
.srv-link {
  font-size: 13px; color: var(--red); font-weight: 600;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color .25s ease;
}
.srv:nth-child(even) .srv-link { color: var(--blue-3); }
.srv-link:hover { border-bottom-color: currentColor; }

/* ============ Advantages ============ */
.adv-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
}
.adv {
  position: relative;
  padding: 40px 28px 32px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 6px;
  transition: transform .35s ease, background .35s ease, border-color .35s ease;
  overflow: hidden;
}
.adv:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,.08);
  border-color: var(--red);
}
.adv::before {
  content: ""; position: absolute; left: 0; top: 0;
  width: 4px; height: 100%;
  background: var(--red);
  transform: scaleY(0); transform-origin: top;
  transition: transform .35s ease;
}
.adv:hover::before { transform: scaleY(1); }
.adv-ico {
  width: 58px; height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--red), var(--red-2));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
  box-shadow: 0 10px 24px -10px rgba(211, 35, 28, 0.6);
}
.adv:nth-child(even) .adv-ico {
  background: linear-gradient(135deg, var(--blue-3), var(--blue));
  box-shadow: 0 10px 24px -10px rgba(30, 99, 179, 0.6);
}
.adv-ico svg { width: 28px; height: 28px; }
.adv-no {
  position: absolute; right: 24px; top: 24px;
  font-size: 14px; font-weight: 700;
  color: rgba(255,255,255,.25);
  letter-spacing: 1px;
}
.adv h3 {
  font-size: 18px; color: #fff;
  margin-bottom: 12px;
}
.adv p { font-size: 13.5px; color: rgba(255,255,255,.7); line-height: 1.75; }

/* ============ Process ============ */
.proc {
  display: flex; align-items: center; justify-content: space-between;
  gap: 6px;
  flex-wrap: nowrap;
}
.step {
  flex: 1;
  text-align: center;
  padding: 28px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  position: relative;
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.step:hover {
  transform: translateY(-4px);
  border-color: var(--red);
  box-shadow: var(--shadow);
}
.step b {
  display: inline-block;
  font-size: 14px; font-weight: 800;
  color: #fff; background: var(--red);
  padding: 4px 14px; border-radius: 999px;
  letter-spacing: 1px;
  margin-bottom: 14px;
}
.step:nth-child(odd) b { background: var(--blue-3); }
.step h4 { font-size: 17px; color: var(--text); margin-bottom: 6px; }
.step p { font-size: 13px; color: var(--text-2); line-height: 1.55; }
.arr {
  flex: 0 0 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--line) 0%, var(--red) 100%);
  position: relative;
  align-self: center;
}
.arr::after {
  content: ""; position: absolute; right: -2px; top: 50%;
  transform: translateY(-50%);
  width: 0; height: 0;
  border-left: 8px solid var(--red);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

/* ============ CTA Banner ============ */
.cta-banner {
  position: relative;
  background: linear-gradient(95deg, var(--red) 0%, var(--red-2) 50%, var(--blue) 100%);
  color: #fff;
  overflow: hidden;
}
.cta-banner::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: .5;
}
.ctab-inner {
  display: flex; justify-content: space-between; align-items: center;
  padding: 50px 0;
  position: relative; z-index: 1;
  gap: 30px; flex-wrap: wrap;
}
.ctab-inner h3 { font-size: clamp(22px, 2.6vw, 30px); font-weight: 800; }
.ctab-inner p { font-size: 14px; color: rgba(255,255,255,.85); margin-top: 6px; }
.ctab-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ============ Cases ============ */
.case-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px;
}
.cs {
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--line);
  display: block;
  transition: transform .35s ease, box-shadow .35s ease;
}
.cs:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.cs::before {
  content: "";
  display: block;
  aspect-ratio: 16 / 10;
}
.cs-1::before { background: linear-gradient(135deg, #003e7e 0%, #1e63b3 100%), repeating-linear-gradient(45deg, rgba(255,255,255,.05) 0 2px, transparent 2px 16px); }
.cs-2::before { background: linear-gradient(135deg, #2e3a5c 0%, #4d3e7e 100%); }
.cs-3::before { background: linear-gradient(135deg, #006e6c 0%, #00a89a 100%); }
.cs-4::before { background: linear-gradient(135deg, #a83c1a 0%, #d65b2c 100%); }
.cs-5::before { background: linear-gradient(135deg, #1a2b5c 0%, #3650a0 100%); }
.cs-6::before { background: linear-gradient(135deg, #8a1a3c 0%, #c43464 100%); }
.cs { position: relative; }
.cs-tag {
  position: absolute; left: 18px; top: 18px;
  padding: 4px 12px;
  background: rgba(0,0,0,.45);
  color: #fff; font-size: 12px;
  border-radius: 3px;
  backdrop-filter: blur(6px);
  letter-spacing: 1px;
}
.cs-body { padding: 22px 24px 26px; }
.cs-body h4 { font-size: 17px; color: var(--text); margin-bottom: 8px; }
.cs-body p { font-size: 13.5px; color: var(--text-2); margin-bottom: 14px; }
.cs-more { font-size: 13px; color: var(--red); font-weight: 600; }
.cs:hover .cs-more { letter-spacing: 1px; }

/* ============ Partners marquee ============ */
.marquee {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee-track {
  display: flex; gap: 20px;
  width: max-content;
  animation: marquee 38s linear infinite;
}
.marquee-track span {
  flex-shrink: 0;
  padding: 18px 36px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 14px; color: var(--text-2);
  font-weight: 600;
  white-space: nowrap;
  transition: color .25s ease, border-color .25s ease;
}
.marquee-track span:hover { color: var(--red); border-color: var(--red); }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============ News ============ */
.news-grid {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 30px;
}
.news-feature {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: box-shadow .35s ease, transform .35s ease;
}
.news-feature:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.news-img {
  aspect-ratio: 16 / 9;
  position: relative;
  background: linear-gradient(135deg, var(--blue), var(--blue-3));
}
.news-img.n1 { background: linear-gradient(135deg, #003e7e 0%, #1e63b3 60%, #d3231c 130%); }
.news-cat {
  position: absolute; left: 18px; top: 18px;
  padding: 5px 14px;
  background: var(--red); color: #fff;
  font-size: 12px;
  border-radius: 3px;
  letter-spacing: 1px;
}
.news-content { padding: 26px 28px 28px; }
.news-date { font-size: 12px; color: var(--text-3); letter-spacing: 2px; }
.news-content h4 { font-size: 19px; margin: 10px 0 12px; color: var(--text); line-height: 1.45; }
.news-content p { font-size: 14px; color: var(--text-2); margin-bottom: 14px; }
.news-more { font-size: 13px; color: var(--red); font-weight: 600; }

.news-list { display: grid; gap: 18px; align-content: start; }
.news-item {
  display: flex; gap: 22px; align-items: center;
  padding: 18px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: border-color .25s ease, transform .25s ease;
}
.news-item:hover { border-color: var(--red); transform: translateX(4px); }
.ni-date {
  flex-shrink: 0;
  text-align: center;
  padding-right: 22px;
  border-right: 1px solid var(--line);
  font-size: 11px; color: var(--text-3); letter-spacing: 1px;
}
.ni-date b {
  display: block; font-size: 28px; font-weight: 800;
  color: var(--red); line-height: 1; margin-bottom: 4px;
}
.news-item h5 { font-size: 15px; color: var(--text); margin-bottom: 4px; line-height: 1.5; }
.news-item p { font-size: 13px; color: var(--text-2); line-height: 1.55; }

/* ============ Qualifications ============ */
.qual-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
}
.ql {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 24px 22px;
  display: flex; align-items: center; gap: 18px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.ql:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.ql b {
  width: 60px; height: 60px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--red), var(--red-2));
  color: #fff;
  font-size: 20px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  letter-spacing: .5px;
  box-shadow: 0 8px 18px -8px rgba(211, 35, 28, 0.55);
}
.ql:nth-child(even) b {
  background: linear-gradient(135deg, var(--blue-3), var(--blue));
  box-shadow: 0 8px 18px -8px rgba(30, 99, 179, 0.55);
}
.ql span { font-size: 13.5px; color: var(--text); line-height: 1.55; font-weight: 500; }

/* ============ Contact ============ */
.grid-contact {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  align-items: start;
}
.cl-list { margin-top: 30px; display: grid; gap: 16px; }
.cl-list li {
  display: flex; gap: 18px; align-items: center;
  padding: 18px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: border-color .25s ease, transform .25s ease;
}
.cl-list li:hover { border-color: var(--red); transform: translateX(4px); }
.cl-ic {
  width: 46px; height: 46px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.ic-red-light { background: var(--red-light); color: var(--red); }
.ic-blue-light { background: var(--blue-light); color: var(--blue); }
.cl-ic svg { width: 20px; height: 20px; }
.cl-list span { display: block; font-size: 12px; color: var(--text-3); letter-spacing: 1px; }
.cl-list b { font-size: 16px; color: var(--text); }

.contact-form {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--red);
  border-radius: 4px;
  padding: 40px;
  box-shadow: var(--shadow);
}
.cf-title { font-size: 22px; color: var(--blue); margin-bottom: 6px; }
.cf-sub { font-size: 13px; color: var(--text-3); margin-bottom: 24px; }
.contact-form label {
  display: block; margin-bottom: 18px;
  font-size: 13px; color: var(--text-2);
}
.contact-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  display: block; width: 100%; margin-top: 8px;
  padding: 12px 14px;
  border-radius: 4px;
  background: var(--bg-gray);
  border: 1px solid transparent;
  color: var(--text);
  font-size: 14px; font-family: inherit;
  transition: border-color .25s ease, background .25s ease;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 0; border-color: var(--red);
  background: #fff;
}
.contact-form textarea { resize: vertical; min-height: 100px; }
.cf-tip { font-size: 12px; color: var(--text-3); margin-top: 14px; text-align: center; }

/* ============ Footer ============ */
.footer {
  background: var(--bg-dark);
  color: #c4cde0;
  padding: 70px 0 24px;
}
.footer-inner {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 50px;
  padding-bottom: 24px;
}
.f-brand img { width: 60px; margin-bottom: 18px; filter: brightness(1.1); }
.fb-name { font-size: 16px; color: #fff; font-weight: 700; margin-bottom: 4px; }
.fb-en { font-size: 11px; color: rgba(255,255,255,.4); letter-spacing: 1px; margin-bottom: 14px; }
.fb-slogan { font-size: 13.5px; color: var(--red-3); border-left: 3px solid var(--red); padding-left: 12px; }
.f-col h5 {
  font-size: 15px; color: #fff; margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  position: relative;
}
.f-col h5::after {
  content: ""; position: absolute; left: 0; bottom: -1px;
  width: 28px; height: 2px; background: var(--red);
}
.f-col a {
  display: block; font-size: 13.5px;
  color: rgba(255,255,255,.65);
  margin-bottom: 10px;
  transition: color .25s ease, transform .25s ease;
}
.f-col a:hover { color: var(--red-3); transform: translateX(3px); }
.f-contact p {
  display: flex; align-items: center; gap: 8px;
  font-size: 13.5px; color: rgba(255,255,255,.7);
  margin-bottom: 10px;
}
.f-contact p i { font-style: normal; font-size: 14px; }
.f-contact p {
  display: flex; align-items: center; gap: 10px;
  line-height: 1.4;
}
.f-ico {
  display: inline-block;
  width: 16px; height: 16px;
  background-color: currentColor;
  opacity: .7;
  flex-shrink: 0;
}
.f-ico-phone {
  width: 14px; transform: translateY(-3px);
  -webkit-mask: url("../../img/svg/phone.svg") center/contain no-repeat;
  mask: url("../../img/svg/phone.svg") center/contain no-repeat;
}
.f-ico-wechat {
  width: 18px; height: 14px;
  -webkit-mask: url("../../img/svg/wechat.svg") center/contain no-repeat;
  mask: url("../../img/svg/wechat.svg") center/contain no-repeat;
}
.f-ico-loc {
  width: 13px;
  -webkit-mask: url("../../img/svg/weizhi.svg") center/contain no-repeat;
  mask: url("../../img/svg/weizhi.svg") center/contain no-repeat;
}
.f-qr { margin-top: 18px; }
.qr-box {
  display: inline-flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 10px;
  background: rgba(255,255,255,.06);
  border-radius: 6px;
}
.qr-img {
  width: 86px; height: 86px;
  background:
    linear-gradient(#fff 0 0) padding-box,
    repeating-conic-gradient(#000 0% 25%, #fff 0% 50%) 50% / 12px 12px;
  border: 4px solid #fff;
  border-radius: 4px;
}
.qr-box span { font-size: 11px; color: rgba(255,255,255,.6); }
.footer-bottom {
  max-width: 1260px;
  margin: 0 auto;
  padding: 24px 32px 0;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 12px; color: rgba(255,255,255,.45);
}
.footer-credit-line {
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 32px 8px;
  text-align: right;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-credit {
  font-size: 12px;
  color: rgba(255,255,255,.35);
}
.fc-id,
.wx-copy.fc-id {
  padding: 0;
  background: none;
  border: 0;
  border-radius: 0;
  color: inherit;
  font-size: inherit;
  cursor: pointer;
  transition: color .2s ease;
}
.fc-id:hover,
.wx-copy.fc-id:hover { background: none; color: rgba(255,255,255,.75); }
.fc-id.copied,
.wx-copy.fc-id.copied { background: none; color: #6ddca8; }

/* ============ Project Marquee (multi-row) ============ */
/* Spotlight project cards (代表性项目 - 带备案号) */
.proj-spotlight {
  margin: 50px 0 36px;
}
.ps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.ps-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 22px 22px 18px;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position: relative;
  display: flex; flex-direction: column;
}
.ps-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--line-2, #d4dbe6);
}
.ps-tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 11px;
  letter-spacing: 1px;
  border-radius: 3px;
  margin-bottom: 12px;
  align-self: flex-start;
}
.ps-tag-red { background: var(--red-light); color: var(--red); }
.ps-tag-blue { background: var(--blue-light); color: var(--blue); }
.ps-card h4 {
  font-size: 15px;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 14px;
  font-weight: 700;
  min-height: 45px;
}
.ps-meta {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--line);
  display: grid; gap: 8px;
}
.ps-meta li {
  display: flex; align-items: flex-start;
  font-size: 12px; line-height: 1.5;
}
.ps-meta li span {
  flex-shrink: 0;
  width: 64px;
  color: var(--text-3);
  letter-spacing: .5px;
}
.ps-meta li b {
  flex: 1;
  color: var(--text);
  font-weight: 500;
}

.proj-marquee {
  margin-top: 50px;
  padding: 30px 0;
  display: grid;
  gap: 14px;
  position: relative;
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.pm-row { overflow: hidden; }
.pm-track {
  display: inline-flex;
  gap: 14px;
  white-space: nowrap;
  width: max-content;
}
.pm-row-l .pm-track { animation: pmScrollL 60s linear infinite; }
.pm-row-r .pm-track { animation: pmScrollR 75s linear infinite; }
.pm-row:hover .pm-track { animation-play-state: paused; }
@keyframes pmScrollL {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@keyframes pmScrollR {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}
.pm-track span {
  flex-shrink: 0;
  padding: 14px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14.5px;
  color: var(--text);
  font-weight: 500;
  transition: color .25s ease, border-color .25s ease, background .25s ease, transform .25s ease;
}
.pm-row:nth-child(2n) .pm-track span {
  background: var(--bg-gray);
  border-color: transparent;
}
.pm-track span:hover {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
  transform: translateY(-2px);
}
.pm-row:nth-child(2n) .pm-track span:hover {
  background: var(--blue);
  border-color: var(--blue);
}
.proj-foot {
  text-align: center;
  margin-top: 36px;
  font-size: 13.5px;
  color: var(--text-3);
  font-style: italic;
}

/* ============ On-site photo grid ============ */
.site-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 180px;
  gap: 14px;
}
.sg {
  position: relative;
  overflow: hidden;
  border-radius: 6px;
  display: block;
  background: var(--bg-gray);
}
.sg-big {
  grid-column: span 2;
  grid-row: span 2;
}
.sg img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.2, .8, .2, 1), filter .4s ease;
}
.sg-mask {
  position: absolute; inset: 0;
  display: flex; align-items: flex-end;
  padding: 18px;
  color: #fff;
  background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,.55));
  opacity: 0;
  transition: opacity .35s ease;
}
.sg-big .sg-mask { opacity: 1; }
.sg-big .sg-mask span { font-size: 15px; font-weight: 600; letter-spacing: .5px; }
.sg:hover img { transform: scale(1.06); }
.sg:hover .sg-mask { opacity: 1; }
.site-cta {
  margin-top: 30px;
  display: flex; align-items: center; justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.site-count { font-size: 13.5px; color: var(--text-3); }

/* ============ Cert thumbnail grid (compact) ============ */
.cw-thumb-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 12px;
  margin-top: 4px;
}
.cwt {
  aspect-ratio: 3 / 4;
  border-radius: 4px;
  position: relative;
  padding: 14px 12px;
  display: flex; flex-direction: column; justify-content: flex-end;
  color: #fff;
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
  cursor: pointer;
}
.cwt:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.cwt::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,.45));
  pointer-events: none;
}
.cwt-cat {
  position: relative;
  font-size: 10px;
  letter-spacing: 1px;
  padding: 2px 6px;
  background: rgba(255,255,255,.18);
  border-radius: 2px;
  align-self: flex-start;
  margin-bottom: auto;
}
.cwt b {
  position: relative;
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.3;
}
.cwt-c1 { background: linear-gradient(135deg, #c8102e, #8b0a1e); }
.cwt-c2 { background: linear-gradient(135deg, #003e7e, #002a5c); }
.cwt-c3 { background: linear-gradient(135deg, #d4a24c, #a67b2e); }
.cwt-c4 { background: linear-gradient(135deg, #1e63b3, #0f3d75); }
.cwt-c5 { background: linear-gradient(135deg, #2a7d4f, #195638); }
.cwt-c6 { background: linear-gradient(135deg, #6e3aaa, #44216a); }
.cwt-c7 { background: linear-gradient(135deg, #c46210, #8c4310); }
.cwt-c8 { background: linear-gradient(135deg, #6b7280, #3f4756); }
/* 首页证书墙真实缩略图 */
.cw-real-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 10px;
  margin-top: 8px;
}
.cwr {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: 4px;
  overflow: hidden;
  display: block;
  background: var(--bg-gray);
  border: 1px solid var(--line);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.cwr img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.cwr span {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 18px 8px 6px;
  font-size: 10px;
  color: #fff;
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.72));
  line-height: 1.3;
  font-weight: 600;
}
.cwr:hover { transform: translateY(-3px); border-color: var(--red); box-shadow: var(--shadow-sm); }
.cwr:hover img { transform: scale(1.06); }

.cwr-more {
  background: linear-gradient(135deg, var(--red), var(--red-2));
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  color: #fff;
  border-color: transparent;
}
.cwr-more .more-num {
  font-size: 14px; font-weight: 700;
  position: static; background: none; padding: 0;
  display: flex; align-items: baseline; gap: 2px;
}
.cwr-more .more-num b {
  font-size: 30px; font-weight: 800;
  letter-spacing: -1px;
}
.cwr-more .more-tip {
  position: static; background: none; padding: 4px 0 0;
  font-size: 11px; opacity: .9;
}

.cw-foot {
  margin-top: 30px;
  display: flex; align-items: center; justify-content: center;
  gap: 20px; flex-wrap: wrap;
}
.cw-foot-tip { font-size: 12.5px; color: var(--text-3); }
.btn-line-blue {
  border: 1.5px solid var(--blue);
  color: var(--blue);
  background: transparent;
}
.btn-line-blue:hover { background: var(--blue); color: #fff; }
.btn-blue {
  background: var(--blue); color: #fff;
  box-shadow: 0 14px 30px -12px rgba(0, 62, 126, 0.55);
}
.btn-blue:hover { background: var(--blue-2); transform: translateY(-2px); box-shadow: 0 22px 50px -18px rgba(0, 62, 126, 0.7); }

/* ============ Service CTA card ============ */
.srv-cta {
  background: linear-gradient(135deg, var(--red-light), #fff) !important;
  border: 1px dashed var(--red) !important;
}
.srv-cta::before { display: none; }
.srv-cta h3 { color: var(--red); }
.srv-link-strong {
  color: var(--red) !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  border-bottom: 1.5px solid var(--red) !important;
}

/* ============ Contact 2-col ============ */
.contact-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.cc-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 26px 28px;
  border-top: 4px solid var(--red);
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column;
}
.cc-wechat { border-top-color: #07c160; }
.cc-head {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--line);
}
.cc-ic {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--red-light);
  color: var(--red);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.cc-ic-green { background: #e6f7ed; color: #07c160; }
.cc-ic svg { width: 22px; height: 22px; }
.cc-ic-svg {
  width: 22px; height: 22px;
  display: block;
}
.cc-ic-phone {
  background-color: var(--red);
  -webkit-mask: url("../../img/svg/phone.svg") center/contain no-repeat;
  mask: url("../../img/svg/phone.svg") center/contain no-repeat;
}
.cc-ic-wechat {
  width: 26px; height: 22px;
  background-color: #07c160;
  -webkit-mask: url("../../img/svg/wechat.svg") center/contain no-repeat;
  mask: url("../../img/svg/wechat.svg") center/contain no-repeat;
}

/* Generic mask icon (for hero hotline + srv-cta) */
.ic-svg { display: block; }
.ic-svg-phone {
  width: 22px; height: 22px;
  -webkit-mask: url("../../img/svg/phone.svg") center/contain no-repeat;
  mask: url("../../img/svg/phone.svg") center/contain no-repeat;
}
.ic-svg-phone-sm {
  width: 12px; height: 12px;
  display: inline-block; vertical-align: -1px; margin-right: 4px;
  -webkit-mask: url("../../img/svg/phone.svg") center/contain no-repeat;
  mask: url("../../img/svg/phone.svg") center/contain no-repeat;
}
.ic-svg-phone-fb {
  width: 18px; height: 18px;
  background-color: currentColor;
  -webkit-mask: url("../../img/svg/phone.svg") center/contain no-repeat;
  mask: url("../../img/svg/phone.svg") center/contain no-repeat;
}
.ic-svg-white { background-color: #fff; }
.ic-svg-red { background-color: var(--red); width: 24px; height: 24px; }
.cc-head span {
  display: block; font-size: 11px; color: var(--text-3); letter-spacing: 2px;
}
.cc-head h3 { font-size: 18px; color: var(--text); font-weight: 800; }

.cc-phones { display: grid; gap: 10px; margin-bottom: 18px; }
.cc-pri, .cc-sec {
  display: block;
  padding: 14px 18px;
  border-radius: 6px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.cc-pri {
  background: linear-gradient(135deg, var(--red), var(--red-2));
  color: #fff;
  box-shadow: var(--shadow-red);
}
.cc-pri:hover { transform: translateY(-2px); box-shadow: 0 20px 44px -16px rgba(211, 35, 28, 0.6); }
.cc-sec {
  background: var(--bg-gray);
  color: var(--text);
}
.cc-sec:hover { background: var(--blue-light); transform: translateY(-2px); }
.cc-pri em, .cc-sec em {
  display: block;
  font-style: normal;
  font-size: 10px;
  letter-spacing: 1.5px;
  opacity: .75;
  margin-bottom: 2px;
}
.cc-pri b, .cc-sec b {
  display: block;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .5px;
}
.cc-sec b { color: var(--blue); }

.qr-wrap {
  display: flex; justify-content: center;
  margin-bottom: 20px;
}
.qr-wrap .qr-img {
  width: 200px; height: 200px;
  object-fit: cover;
  border-radius: 6px;
  border: 8px solid #fff;
  outline: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 6px 18px rgba(0, 30, 80, .08);
  display: block;
}
.qr-placeholder {
  width: 200px; height: 200px;
  border-radius: 6px;
  background:
    linear-gradient(45deg, var(--bg-gray) 25%, transparent 25%, transparent 75%, var(--bg-gray) 75%),
    linear-gradient(45deg, var(--bg-gray) 25%, transparent 25%, transparent 75%, var(--bg-gray) 75%),
    #fff;
  background-position: 0 0, 10px 10px;
  background-size: 20px 20px;
  border: 8px solid #fff;
  outline: 1px solid var(--line);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px;
  position: relative;
}
.qr-placeholder::before {
  content: "";
  position: absolute; inset: 12px;
  border: 2px dashed rgba(7, 193, 96, .5);
  border-radius: 4px;
}
.qr-tip { font-size: 14px; font-weight: 700; color: var(--text); position: relative; z-index: 1; }
.qr-tip2 { font-size: 11px; color: var(--text-3); position: relative; z-index: 1; }

.wx-id {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  padding: 14px 20px;
  background: var(--bg-gray);
  border-radius: 6px;
  margin-bottom: 22px;
}
.wx-id span { font-size: 13px; color: var(--text-3); }
.wx-id b {
  font-size: 18px; font-weight: 700; color: var(--text);
  letter-spacing: 1px;
  font-family: -apple-system, BlinkMacSystemFont, "Menlo", monospace;
}
.wx-copy {
  padding: 6px 14px;
  background: #07c160;
  color: #fff;
  font-size: 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: background .2s ease;
}
.wx-copy:hover { background: #06a050; }
.wx-copy.copied { background: var(--text-3); }

.cc-meta {
  display: grid; gap: 10px;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px dashed var(--line);
}
.cc-meta li {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px;
  color: var(--text-2);
}
.cc-meta .ic-check {
  background: var(--red);
}
.cc-wechat .cc-meta .ic-check { background: #07c160; }

.addr-bar {
  margin-top: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 24px;
}
.ab { display: flex; align-items: center; gap: 14px; }
.ab .ab-ic {
  width: 40px; height: 40px;
  border-radius: 6px;
  background: var(--blue-light);
  color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.ab .ab-ic svg { width: 18px; height: 18px; }
.ab span { display: block; font-size: 11px; color: var(--text-3); letter-spacing: 1.5px; }
.ab b { display: block; font-size: 14px; color: var(--text); }

/* ============ Floating bar ============ */
.float-bar {
  position: fixed; right: 20px; bottom: 80px;
  z-index: 90;
  display: flex; flex-direction: column; gap: 8px;
}
.fb {
  width: 56px; height: 56px;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px;
  color: var(--text-2);
  transition: background .25s ease, color .25s ease, transform .25s ease;
}
.fb:hover {
  background: var(--red); color: #fff; transform: translateY(-2px);
  border-color: var(--red);
}
.fb i { display: flex; }
.fb svg { width: 18px; height: 18px; }
.fb span { font-size: 11px; }
.fb-top { display: none; }
.fb-top.show { display: flex; }

/* ============ Sub page hero ============ */
.nav-solid {
  position: relative;
  background: #fff;
  box-shadow: 0 6px 20px -10px rgba(0, 30, 80, 0.1);
}
.nav-solid + .page-hero { margin-top: 0; }
.nav-links a.active { color: var(--red); }
.nav-links a.active::after { width: 28px; }

.page-hero {
  position: relative;
  padding: 90px 0 80px;
  color: #fff;
  overflow: hidden;
}
.page-hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    linear-gradient(135deg, rgba(0, 42, 92, 0.95) 0%, rgba(0, 62, 126, 0.92) 50%, rgba(20, 30, 60, 0.95) 100%),
    repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0 2px, transparent 2px 20px);
}
.page-hero-bg::before {
  content: ""; position: absolute;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(211, 35, 28, 0.35), transparent 70%);
  filter: blur(80px);
  top: -100px; right: -100px;
  animation: floatA 14s ease-in-out infinite;
}
.page-hero-inner {
  position: relative; z-index: 1;
  text-align: center;
}
.ph-eye {
  display: inline-block;
  padding: 6px 18px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 999px;
  font-size: 11px; letter-spacing: 2px;
  color: rgba(255,255,255,.7);
  margin-bottom: 24px;
}
.page-hero h1 {
  font-size: clamp(34px, 4.4vw, 52px);
  font-weight: 800; line-height: 1.2;
  letter-spacing: -.5px;
}
.hl-red {
  background: linear-gradient(90deg, var(--red-3), var(--red));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-hero p {
  font-size: 16px;
  color: rgba(255,255,255,.78);
  margin: 18px auto 0;
  max-width: 680px;
}
.ph-meta {
  display: flex; justify-content: center; gap: 50px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.ph-meta span { font-size: 13.5px; color: rgba(255,255,255,.7); }
.ph-meta b {
  display: block; font-size: 28px; font-weight: 800;
  color: var(--red-3);
  letter-spacing: -.5px;
  margin-bottom: 4px;
}

/* ============ Gallery ============ */
.gallery-section { padding-top: 70px; padding-bottom: 100px; }
.gal-bar {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 36px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  gap: 20px; flex-wrap: wrap;
}
.gal-info h3 { font-size: 22px; color: var(--blue); margin-bottom: 6px; }
.gal-info p { font-size: 13.5px; color: var(--text-2); }
.gal-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.gal-item {
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: 4px;
  background: var(--bg-gray);
  position: relative;
  cursor: zoom-in;
}
.gal-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease, filter .3s ease;
}
.gal-item::after {
  content: "";
  position: absolute; inset: 0;
  background: rgba(0, 40, 80, 0);
  transition: background .3s ease;
}
.gal-item:hover img { transform: scale(1.06); }
.gal-item:hover::after { background: rgba(0, 40, 80, 0.15); }

.lightbox {
  position: fixed; inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.92);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity .3s ease;
}
.lightbox.open { opacity: 1; pointer-events: auto; }
.lb-img {
  max-width: 90vw; max-height: 86vh;
  border-radius: 4px;
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
  object-fit: contain;
}
.lb-close, .lb-prev, .lb-next {
  position: absolute;
  background: rgba(255,255,255,.1);
  color: #fff;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  font-size: 24px;
  cursor: pointer;
  transition: background .25s ease;
  backdrop-filter: blur(8px);
}
.lb-close { top: 30px; right: 30px; width: 44px; height: 44px; }
.lb-prev, .lb-next {
  top: 50%; transform: translateY(-50%);
  width: 50px; height: 50px;
  font-size: 30px;
}
.lb-prev { left: 30px; }
.lb-next { right: 30px; }
.lb-close:hover, .lb-prev:hover, .lb-next:hover {
  background: rgba(255,255,255,.2);
}
.lb-counter {
  position: absolute; bottom: 24px; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.7);
  font-size: 13px;
  letter-spacing: 2px;
}

/* ============ Certificates page ============ */
.cert-cat-head {
  display: flex; align-items: center; gap: 24px;
  margin-bottom: 36px;
}
.cch-no {
  font-size: 56px; font-weight: 900;
  background: var(--grad, linear-gradient(135deg, var(--red), var(--blue)));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  background: linear-gradient(135deg, var(--red), var(--red-2));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  letter-spacing: -2px;
}
.cert-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.cert {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.cert:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.cert-thumb {
  aspect-ratio: 3 / 4;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  padding: 20px;
  text-align: center;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
}
.cert-thumb::after {
  content: "";
  position: absolute; inset: 0;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,.05) 0 2px, transparent 2px 16px);
}
.cert-thumb span { position: relative; z-index: 1; }
.cert h4 {
  font-size: 14px;
  padding: 14px 16px 4px;
  color: var(--text);
  font-weight: 600;
}
.cert p {
  font-size: 12px;
  color: var(--text-3);
  padding: 0 16px 16px;
}
/* Real cert image grid */
.cert-real-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.cert-real-grid-small {
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}
.cr {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  cursor: zoom-in;
}
.cr:hover {
  transform: translateY(-4px);
  border-color: var(--red);
  box-shadow: var(--shadow);
}
.cr-img {
  aspect-ratio: 4 / 3;
  background: var(--bg-gray);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  position: relative;
}
.cert-real-grid-small .cr-img { aspect-ratio: 3 / 4; }
.cr-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.cr:hover .cr-img img { transform: scale(1.04); }
.cr-img::after {
  content: "🔍";
  position: absolute; right: 10px; top: 10px;
  width: 28px; height: 28px;
  background: rgba(0, 0, 0, .55);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  opacity: 0;
  transition: opacity .25s ease;
}
.cr:hover .cr-img::after { opacity: 1; }
.cr-meta {
  padding: 12px 14px;
  border-top: 1px solid var(--line);
}
.cert-real-grid-small .cr-meta { padding: 8px 10px; }
.cr-meta span {
  display: block;
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: .5px;
  margin-bottom: 2px;
}
.cr-meta b {
  display: block;
  font-size: 13px;
  color: var(--text);
  font-weight: 600;
  line-height: 1.3;
}
.cert-real-grid-small .cr-meta b { font-size: 11.5px; }
.cat-sub {
  font-size: 13.5px;
  color: var(--text-2);
  margin-top: 6px;
}

.cert-c1 .cert-thumb { background: linear-gradient(135deg, #c8102e, #8b0a1e); }
.cert-c2 .cert-thumb { background: linear-gradient(135deg, #003e7e, #002a5c); }
.cert-c3 .cert-thumb { background: linear-gradient(135deg, #d4a24c, #a67b2e); }
.cert-c4 .cert-thumb { background: linear-gradient(135deg, #1e63b3, #0f3d75); }
.cert-c5 .cert-thumb { background: linear-gradient(135deg, #2a7d4f, #195638); }
.cert-c6 .cert-thumb { background: linear-gradient(135deg, #6e3aaa, #44216a); }
.cert-c7 .cert-thumb { background: linear-gradient(135deg, #c46210, #8c4310); }
.cert-c8 .cert-thumb { background: linear-gradient(135deg, #6b7280, #3f4756); }

.cert-cta-block {
  background: var(--bg-gray);
  padding: 50px 50px;
  border-radius: 8px;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  align-items: center;
}
.cert-note { display: flex; gap: 18px; align-items: flex-start; }
.cert-note i {
  font-style: normal; color: var(--red);
  font-size: 24px; font-weight: 800;
  flex-shrink: 0;
  margin-top: -4px;
}
.cert-note p { font-size: 14px; color: var(--text-2); line-height: 1.8; }
.cert-note b { color: var(--text); }
.cert-cta {
  display: flex; flex-direction: column; gap: 12px;
}

/* ============ Blog ============ */
.blog-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
  max-width: 980px;
  margin: 0 auto;
}
.blog-card {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px 30px;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position: relative;
  border-top: 4px solid var(--red);
}
.blog-card:nth-child(even) { border-top-color: var(--blue-3); }
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--red);
}
.blog-card:nth-child(even):hover { border-color: var(--blue-3); }
.bc-cat {
  display: inline-block;
  padding: 3px 10px;
  background: var(--red-light);
  color: var(--red);
  font-size: 11px;
  border-radius: 3px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.blog-card:nth-child(even) .bc-cat { background: var(--blue-light); color: var(--blue); }
.blog-card h2 {
  font-size: 19px;
  color: var(--text);
  line-height: 1.45;
  margin-bottom: 12px;
  font-weight: 700;
}
.blog-card p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 18px;
}
.bc-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-size: 12px;
}
.bc-date { color: var(--text-3); }
.bc-read { color: var(--red); font-weight: 600; }
.blog-card:nth-child(even) .bc-read { color: var(--blue-3); }

/* Article (single post) */
.article-head {
  background: var(--bg-gray);
  padding: 80px 0 50px;
  border-bottom: 1px solid var(--line);
}
.article-back {
  display: inline-block;
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 24px;
}
.article-back:hover { color: var(--red); }
.article-cat {
  display: inline-block;
  padding: 4px 12px;
  background: var(--red);
  color: #fff;
  font-size: 12px;
  border-radius: 3px;
  margin-bottom: 18px;
  letter-spacing: 1px;
}
.article-head h1 {
  font-size: clamp(24px, 3.4vw, 36px);
  color: var(--text);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 18px;
  max-width: 820px;
}
.article-meta {
  font-size: 13px;
  color: var(--text-3);
  display: flex;
  gap: 10px;
  align-items: center;
}
.article-body {
  max-width: 760px;
  padding: 60px 32px 80px;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--text);
}
.article-body .lead {
  font-size: 17px;
  color: var(--text-2);
  padding: 22px 26px;
  background: var(--bg-gray);
  border-left: 4px solid var(--red);
  border-radius: 0 6px 6px 0;
  margin-bottom: 36px;
  line-height: 1.85;
}
.article-body h2 {
  font-size: 24px;
  color: var(--blue);
  font-weight: 800;
  margin: 50px 0 18px;
  padding-left: 14px;
  border-left: 4px solid var(--red);
  line-height: 1.4;
}
.article-body h3 {
  font-size: 18px;
  color: var(--text);
  font-weight: 700;
  margin: 32px 0 12px;
}
.article-body p {
  margin-bottom: 18px;
  color: var(--text-2);
}
.article-body p strong, .article-body strong { color: var(--text); font-weight: 700; }
.article-body a:not(.btn) { color: var(--red); border-bottom: 1px solid currentColor; padding-bottom: 1px; }
.article-body a:not(.btn):hover { color: var(--red-2); }
.article-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
}
.article-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
  color: var(--text-2);
  line-height: 1.85;
}
.article-list li::before {
  content: "";
  position: absolute;
  left: 4px; top: 13px;
  width: 6px; height: 6px;
  background: var(--red);
  border-radius: 50%;
}
ol.article-list { counter-reset: ol-counter; }
ol.article-list li { padding-left: 30px; }
ol.article-list li::before {
  counter-increment: ol-counter;
  content: counter(ol-counter) ".";
  background: none;
  width: auto; height: auto;
  left: 0; top: 0;
  color: var(--red);
  font-weight: 700;
  font-size: 15px;
}
.article-body blockquote {
  margin: 30px 0;
  padding: 22px 28px;
  background: var(--bg-gray);
  border-left: 4px solid var(--blue);
  border-radius: 0 6px 6px 0;
}
.article-body blockquote p {
  color: var(--text);
  font-style: italic;
  margin-bottom: 0;
}
.article-foot {
  margin-top: 60px;
  padding-top: 36px;
  border-top: 1px solid var(--line);
  text-align: center;
}
.af-tip {
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 22px;
}
.af-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Page back button */
.page-back {
  margin-top: 50px;
  display: flex; justify-content: center;
}

/* ============ Reveal animation ============ */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity .85s ease, transform .85s cubic-bezier(.2, .8, .2, 1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ============ Responsive ============ */
@media (max-width: 1024px) {
  .topbar { display: none; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .hero { padding: 60px 0 90px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-right { justify-content: flex-start; }
  .hero-card { max-width: 100%; }
  .stats-inner { grid-template-columns: repeat(3, 1fr); gap: 20px 0; padding: 30px 16px; }
  .stat:nth-child(3) { border-right: 0; }
  .grid-about, .grid-contact { grid-template-columns: 1fr; gap: 40px; }
  .srv-grid, .case-grid, .qual-grid { grid-template-columns: repeat(2, 1fr); }
  .ps-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .proc { flex-wrap: wrap; gap: 14px; }
  .arr { display: none; }
  .step { flex: 0 0 calc(50% - 7px); }
  .news-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .srv-grid-3 { grid-template-columns: 1fr; }
  .gal-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-list { grid-template-columns: repeat(3, 1fr); }
  .cert-real-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-real-grid-small { grid-template-columns: repeat(4, 1fr); }
  .cert-cta-block { grid-template-columns: 1fr; padding: 36px; }
  .team-summary { grid-template-columns: 1fr; }
  .ts-main { padding: 32px; }
  .ts-main h3 { font-size: 64px; }
  .cw-grid { grid-template-columns: repeat(2, 1fr); }
  .cw-thumb-grid { grid-template-columns: repeat(4, 1fr); }
  .cw-real-grid { grid-template-columns: repeat(4, 1fr); }
  .site-grid { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 160px; }
  .addr-bar { grid-template-columns: 1fr 1fr; }
  .addr-bar .ab:last-child { grid-column: 1 / -1; }
  .a-points { grid-template-columns: 1fr; }
  .ai-badge { right: 12px; bottom: 12px; padding: 12px 16px; }
  .ai-badge span { font-size: 20px; }
}
@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .section { padding: 70px 0; }

  /* hero badge: keep "乐山 · 平多消防" on one line */
  .hero-badge { flex-wrap: wrap; }
  .bd-red { line-height: 1.3; padding: 8px 14px; white-space: nowrap; }
  .bd-line { display: none; }

  /* hide SINCE 2007 corner badge on mobile */
  .ai-badge { display: none; }

  /* shrink the about logo card on mobile */
  .ai-photo { aspect-ratio: auto; max-height: 380px; }
  .ai-art { max-height: 70%; width: 60%; }

  /* enlarge stats card internal padding (top + bottom) */
  .stats { margin-top: -30px; padding: 0 12px; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); padding: 36px 16px 30px; }
  .stat:nth-child(3) { border-right: 1px solid var(--line); }
  .stat:nth-child(odd) { border-right: 1px solid var(--line); }
  .stat:nth-child(even) { border-right: 0; }
  .stat:last-child { grid-column: 1 / -1; border-right: 0; padding-top: 16px; border-top: 1px solid var(--line); }
  .stat b { font-size: 30px; }
  .srv-grid, .case-grid, .qual-grid, .adv-grid { grid-template-columns: 1fr; gap: 14px; }

  /* compact services cards on mobile */
  .srv { padding: 22px 20px 20px; }
  .srv-no { font-size: 32px; right: 18px; top: 14px; }
  .srv-ico { width: 46px; height: 46px; margin-bottom: 14px; }
  .srv-ico svg { width: 22px; height: 22px; }
  .srv h3 { font-size: 17px; margin-bottom: 8px; }
  .srv p { font-size: 13px; margin-bottom: 14px; min-height: 0; }
  .srv-link { font-size: 12px; }

  /* compact advantages cards on mobile */
  .adv { padding: 24px 22px 22px; }
  .adv-ico { width: 46px; height: 46px; margin-bottom: 14px; }
  .adv-ico svg { width: 22px; height: 22px; }
  .adv h3 { font-size: 16px; margin-bottom: 8px; }
  .adv p { font-size: 13px; line-height: 1.65; }
  .adv-no { top: 18px; right: 20px; font-size: 12px; }
  .gal-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-list { grid-template-columns: repeat(2, 1fr); }
  .cert-real-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .cert-real-grid-small { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .cert-real-grid-small .cr-meta b { font-size: 10.5px; }
  .page-hero { padding: 70px 0 60px; }
  .ph-meta { gap: 24px; }
  .ts-grid { grid-template-columns: repeat(2, 1fr); }
  .cw-grid { grid-template-columns: 1fr; }
  .contact-2col { grid-template-columns: 1fr; }
  .addr-bar { grid-template-columns: 1fr; gap: 14px; }
  .site-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 140px; }
  .sg-big { grid-column: span 2; grid-row: span 2; }
  .cw-thumb-grid { grid-template-columns: repeat(3, 1fr); }
  .cw-real-grid { grid-template-columns: repeat(3, 1fr); }
  .cwt b { font-size: 11px; }
  /* show small EN subtitle on mobile under brand */
  .nav-logo em { display: block; font-size: 9px; }

  /* compact workflow steps on mobile */
  .proc { gap: 10px; }
  .step { flex: 1 1 calc(50% - 5px); padding: 14px 10px; }
  .step b { font-size: 12px; padding: 3px 10px; margin-bottom: 8px; }
  .step h4 { font-size: 14px; margin-bottom: 4px; }
  .step p { font-size: 12px; line-height: 1.45; }
  .step p br { display: none; }

  .ps-grid { grid-template-columns: 1fr; gap: 14px; }
  .ps-card { padding: 18px 16px 16px; }
  .ps-card h4 { font-size: 14px; min-height: 0; }
  .footer-inner { grid-template-columns: 1fr; gap: 30px; }
  .contact-form { padding: 28px 22px; }
  .contact-form .row { grid-template-columns: 1fr; }
  .float-bar { right: 12px; bottom: 12px; }
  .fb { width: 48px; height: 48px; }
  /* blog list mobile */
  .blog-list { grid-template-columns: 1fr; gap: 16px; }
  .blog-card { padding: 22px 20px; }
  .article-head { padding: 50px 0 32px; }
  .article-body { padding: 36px 20px 60px; font-size: 14.5px; }
  .article-body h2 { font-size: 20px; margin: 36px 0 14px; }
  .article-body h3 { font-size: 16px; }
  .article-body .lead { font-size: 15px; padding: 18px 20px; }

  /* CTA banner: more padding inside */
  .cta-banner { padding: 30px 0; }
  .ctab-inner { flex-direction: column; align-items: stretch; text-align: left; padding: 14px 8px; gap: 22px; }
  .ctab-inner h3 { font-size: 20px; line-height: 1.4; }
  .ctab-inner p { font-size: 13px; margin-top: 8px; }
  .ctab-actions { width: 100%; }
  .ctab-actions .btn { flex: 1; justify-content: center; padding: 14px 16px; font-size: 14px; }
}