/* ===== SANOWER shared styles for solutions / news / about / contact ===== */
:root {
  --primary: #A6192E;
  --primary-light: #C4243B;
  --primary-dark: #7A1122;
  --primary-glow: rgba(166, 25, 46, 0.4);
  --dark: #0A0A0F;
  --dark-card: #111118;
  --dark-surface: #16161F;
  --gray-100: #F5F5F7;
  --gray-200: #E8E8ED;
  --gray-300: #D1D1D6;
  --gray-400: #A1A1A6;
  --gray-500: #6E6E73;
  --glass-bg: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-bg-light: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--dark);
  color: var(--gray-200);
  overflow-x: hidden;
  line-height: 1.7;
  text-wrap: pretty;
}

h1, h2, h3, h4,
.page-hero p,
.section-header p {
  text-wrap: balance;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ===== Background ===== */
.bg-grid {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(166, 25, 46, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(166, 25, 46, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.bg-orbs {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-orbs .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  animation: orbFloat 20s ease-in-out infinite;
}

.bg-orbs .orb:nth-child(1) {
  width: 600px; height: 600px;
  background: var(--primary);
  top: -200px; left: -100px;
}

.bg-orbs .orb:nth-child(2) {
  width: 400px; height: 400px;
  background: #1a1a4e;
  bottom: -100px; right: -50px;
  animation-delay: -7s;
}

.bg-orbs .orb:nth-child(3) {
  width: 300px; height: 300px;
  background: var(--primary-dark);
  top: 50%; left: 50%;
  animation-delay: -14s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(50px, -30px) scale(1.1); }
  66% { transform: translate(-30px, 50px) scale(0.9); }
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.glass-strong {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(40px) saturate(1.8);
  -webkit-backdrop-filter: blur(40px) saturate(1.8);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 60px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
  background: transparent;
}

.nav.scrolled,
.nav.open {
  background: rgba(10, 10, 15, 0.82);
  backdrop-filter: blur(30px) saturate(1.5);
  -webkit-backdrop-filter: blur(30px) saturate(1.5);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo .logo-img {
  display: block;
  height: 34px;
  width: auto;
}

.nav-logo .logo-cn {
  padding-left: 13px;
  border-left: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1;
  white-space: nowrap;
}

.nav-lang {
  white-space: nowrap;
}

@media (max-width: 1200px) {
  .nav-logo { flex-direction: column; align-items: flex-start; gap: 4px; }
  .nav-logo .logo-cn {
    padding-left: 0;
    border-left: none;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.62);
  }
}

@media (max-width: 744px) {
  .nav-logo .logo-img { height: 30px; }
  .nav-logo .logo-cn { font-size: 10px; letter-spacing: 0.18em; }
}

@media (max-width: 430px) {
  .nav-logo .logo-img { height: 28px; }
  .nav-actions { gap: 8px; }
  .nav-lang { display: inline-flex; align-items: center; font-size: 12px; padding: 4px 8px; }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  font-size: 14px;
  padding: 8px 18px;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.06);
}

.nav-links a.active { color: white; }

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-lang {
  color: var(--gray-400);
  font-size: 13px;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.nav-lang:hover { border-color: rgba(255, 255, 255, 0.25); color: white; }
.nav-lang a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}
.nav-lang a.active { color: white; }
.nav-lang .lang-sep { margin: 0 3px; opacity: 0.55; }




.nav-mobile-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.nav-mobile-btn span {
  width: 22px;
  height: 2px;
  background: white;
  border-radius: 1px;
  transition: var(--transition);
}

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  z-index: 1;
  padding: 168px 60px 84px;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -55%;
  right: -12%;
  width: 760px;
  height: 760px;
  background: radial-gradient(circle, rgba(166, 25, 46, 0.16), transparent 65%);
  pointer-events: none;
}

.page-hero::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-image:
    linear-gradient(rgba(166, 25, 46, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(166, 25, 46, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent);
  pointer-events: none;
}

.page-hero-inner {
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--gray-500);
  margin-bottom: 30px;
}

.breadcrumb a {
  color: var(--gray-400);
  text-decoration: none;
  transition: var(--transition);
}

.breadcrumb a:hover { color: var(--primary-light); }

.breadcrumb .sep { color: var(--gray-500); opacity: 0.6; }
.breadcrumb .current { color: var(--gray-300); }

.page-tag {
  font-family: 'Orbitron', sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary-light);
  letter-spacing: 3px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 16px;
}

.page-hero h1 {
  font-size: clamp(34px, 4.8vw, 58px);
  font-weight: 900;
  line-height: 1.15;
  color: white;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}

.page-hero h1 .highlight {
  background: linear-gradient(135deg, var(--primary), var(--primary-light), #E8425A);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-hero p {
  font-size: 17px;
  color: var(--gray-400);
  max-width: 700px;
  line-height: 1.8;
}

.page-hero .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-hero .hero-meta span {
  font-size: 12px;
  color: var(--gray-300);
  padding: 6px 14px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* ===== Section Common ===== */
section {
  position: relative;
  z-index: 1;
  padding: 100px 60px;
}

section[id],
.solution-card[id] {
  scroll-margin-top: 96px;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  font-family: 'Orbitron', sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: block;
}

.section-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}

.section-header p {
  font-size: 16px;
  color: var(--gray-400);
  max-width: 620px;
  margin: 0 auto;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
}

/* ===== Buttons ===== */
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  font-size: 15px;
  font-weight: 500;
  padding: 14px 36px;
  border-radius: 12px;
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--primary-glow);
}

.btn-glass {
  color: white;
  font-size: 15px;
  font-weight: 500;
  padding: 14px 36px;
  border-radius: 12px;
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

/* ===== Solutions ===== */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.solution-card {
  border-radius: var(--radius);
  padding: 32px 30px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.solution-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.09), transparent);
  opacity: 0;
  transition: var(--transition);
  pointer-events: none;
}

.solution-card:hover {
  transform: translateY(-5px);
  border-color: rgba(166, 25, 46, 0.3);
}

.solution-card:hover::before { opacity: 1; }

.sol-icon {
  width: 52px;
  height: 52px;
  border-radius: 13px;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.18), rgba(166, 25, 46, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.sol-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--primary-light);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.solution-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: white;
  margin: 20px 0 10px;
  position: relative;
  z-index: 1;
}

.solution-card p {
  font-size: 14px;
  color: var(--gray-400);
  line-height: 1.75;
  position: relative;
  z-index: 1;
}

.sol-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
  position: relative;
  z-index: 1;
}

.sol-tags span {
  font-size: 12px;
  color: var(--gray-300);
  padding: 4px 11px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.sol-reco {
  margin-top: auto;
  padding-top: 20px;
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 12.5px;
  color: var(--gray-500);
}

.sol-tags + .sol-reco { margin-top: 20px; }

.sol-reco a {
  color: var(--primary-light);
  text-decoration: none;
}

.sol-reco a:hover { color: #E8425A; }

/* ===== Process ===== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.process-step {
  position: relative;
  padding-top: 66px;
  text-align: center;
}

.process-step::before {
  content: '';
  position: absolute;
  top: 21px;
  left: calc(50% + 22px);
  width: calc(100% + 10px);
  height: 1px;
  background: linear-gradient(90deg, rgba(166, 25, 46, 0.45), rgba(255, 255, 255, 0.08));
}

.process-step:last-child::before { display: none; }

.step-no {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(166, 25, 46, 0.45);
  background: var(--dark);
  font-family: 'Orbitron', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--primary-light);
  line-height: 1;
  transition: var(--transition);
}

.process-step:hover .step-no {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.process-step h3 {
  font-size: 17px;
  color: white;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 13.5px;
  color: var(--gray-500);
  line-height: 1.7;
  max-width: 280px;
  margin: 0 auto;
}

/* ===== Capability ===== */
.cap-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 72px;
  align-items: start;
}

.cap-intro {
  position: sticky;
  top: 118px;
}

.cap-intro .section-tag { margin-bottom: 18px; }

.cap-intro h2 {
  font-size: clamp(30px, 3.4vw, 44px);
  font-weight: 700;
  color: white;
  line-height: 1.2;
  letter-spacing: -0.3px;
  margin-bottom: 18px;
}

.cap-intro p {
  font-size: 16px;
  color: var(--gray-400);
  line-height: 1.85;
  max-width: 360px;
  text-wrap: balance;
}

.cap-list {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cap-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 24px;
  padding: 30px 0 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition);
}

.cap-row-no {
  font-family: 'Orbitron', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: rgba(196, 36, 59, 0.9);
  line-height: 1.5;
  padding-top: 5px;
}

.cap-row h3 {
  font-size: 21px;
  font-weight: 700;
  color: white;
  margin-bottom: 8px;
  transition: color 0.3s;
}

.cap-row p {
  font-size: 14.5px;
  color: var(--gray-400);
  line-height: 1.85;
  max-width: 640px;
}

.cap-row:hover h3 { color: var(--primary-light); }

/* ===== News page ===== */
.news-page-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.news-page-card {
  border-radius: var(--radius);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  min-height: 230px;
}

.news-page-card:hover {
  transform: translateY(-5px);
  border-color: rgba(166, 25, 46, 0.3);
}

.n-date {
  font-family: 'Orbitron', sans-serif;
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--primary-light);
  display: block;
  margin-bottom: 14px;
}

.news-page-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: white;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-page-card p {
  font-size: 13.5px;
  color: var(--gray-500);
  line-height: 1.7;
  margin-top: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.n-more {
  margin-top: auto;
  padding-top: 20px;
  font-size: 12.5px;
  color: var(--primary-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.n-more svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  transition: var(--transition);
}

.news-page-card:hover .n-more svg { transform: translateX(4px); }

.news-page-card.featured {
  grid-column: span 2;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.14), rgba(166, 25, 46, 0.03));
  border-color: rgba(166, 25, 46, 0.2);
  min-height: 260px;
}

.news-page-card.featured h3 {
  font-size: clamp(22px, 2.4vw, 28px);
  -webkit-line-clamp: 2;
  line-height: 1.4;
}

.news-page-card.featured p {
  font-size: 14.5px;
  -webkit-line-clamp: 3;
}

.news-source {
  max-width: 1280px;
  margin: 32px auto 0;
  text-align: center;
  font-size: 12.5px;
  color: var(--gray-500);
}

.news-source a {
  color: var(--gray-400);
  text-decoration: none;
}

.news-source a:hover { color: var(--primary-light); }

/* ===== Partners page ===== */
.partner-split {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 24px;
  align-items: stretch;
}

.partner-panel {
  display: flex;
  flex-direction: column;
  padding: 42px 40px;
  border-radius: var(--radius);
}

.about-label {
  font-family: 'Orbitron', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--primary-light);
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}

.partner-panel h3 {
  font-size: 25px;
  color: white;
  line-height: 1.45;
  margin-bottom: 22px;
}

.partner-panel p {
  font-size: 15.5px;
  color: var(--gray-400);
  line-height: 1.95;
  margin-bottom: 18px;
}

.partner-panel p:last-of-type { margin-bottom: 0; }

.partner-panel strong { color: white; font-weight: 600; }

.partner-facts {
  margin-top: 4px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.partner-facts > div {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.partner-facts > div:last-child { border-bottom: none; padding-bottom: 0; }

.partner-facts dt {
  font-size: 12.5px;
  color: var(--gray-500);
  letter-spacing: 0.5px;
}

.partner-facts dd {
  font-size: 14px;
  color: var(--gray-300);
  line-height: 1.7;
}

.partner-types {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 26px;
}

.partner-types span {
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  font-size: 12.5px;
  color: var(--gray-300);
}

/* KA customer cooperation board */
.ka-board {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  overflow: hidden;
}

.ka-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 28px 28px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(166, 25, 46, 0.16), transparent 60%),
    rgba(255, 255, 255, 0.02);
}

.ka-tag {
  font-family: 'Orbitron', sans-serif;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--primary-light);
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}

.ka-head h3 {
  font-size: 20px;
  color: white;
  line-height: 1.4;
  margin-bottom: 6px;
}

.ka-sub {
  font-size: 12.5px;
  color: var(--gray-500);
  line-height: 1.7;
  max-width: 320px;
}

.ka-live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid rgba(61, 220, 151, 0.28);
  background: rgba(61, 220, 151, 0.08);
  font-size: 11px;
  color: #7ee2b8;
  white-space: nowrap;
}

.ka-live i {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #3ddc97;
  animation: kaPulse 2.2s infinite;
}

@keyframes kaPulse {
  0% { box-shadow: 0 0 0 0 rgba(61, 220, 151, 0.5); }
  70% { box-shadow: 0 0 0 7px rgba(61, 220, 151, 0); }
  100% { box-shadow: 0 0 0 0 rgba(61, 220, 151, 0); }
}

.ka-list {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
  transition: opacity 0.18s ease;
}

.ka-list::-webkit-scrollbar { width: 0; height: 0; display: none; }

.ka-list.is-scroll {
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 16px, #000 calc(100% - 20px), transparent 100%);
  mask-image: linear-gradient(to bottom, transparent 0, #000 16px, #000 calc(100% - 20px), transparent 100%);
}

.ka-list.is-fading { opacity: 0; }

.ka-list:focus-visible {
  outline: 1px solid rgba(166, 25, 46, 0.55);
  outline-offset: -4px;
}

.ka-list.is-static {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.18) transparent;
}

.ka-list.is-static::-webkit-scrollbar { width: 6px; height: 0; display: block; }
.ka-list.is-static::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.18); border-radius: 3px; }

.ka-item {
  flex: 0 0 auto;
  padding: 20px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background var(--transition);
}

.ka-item:hover { background: rgba(255, 255, 255, 0.03); }

.ka-item:last-child { border-bottom: none; }

.ka-item-featured {
  background: linear-gradient(90deg, rgba(166, 25, 46, 0.14), rgba(166, 25, 46, 0) 72%);
  box-shadow: inset 3px 0 0 var(--primary);
}

.ka-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.ka-status {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--primary-light);
}

.ka-date {
  font-family: 'Orbitron', sans-serif;
  font-size: 10px;
  letter-spacing: 1.2px;
  color: var(--gray-500);
}

.ka-company {
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.5;
  color: white;
  margin-bottom: 8px;
}

.ka-desc {
  font-size: 13.5px;
  color: var(--gray-400);
  line-height: 1.8;
  margin-bottom: 12px;
}

.ka-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-bottom: 10px;
}

.ka-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--gray-500);
}

.ka-meta span::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0.8;
}

.ka-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ka-tags span {
  padding: 3px 9px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.05);
  font-size: 11.5px;
  color: var(--gray-300);
}

.ka-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 28px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.ka-note {
  font-size: 11.5px;
  color: var(--gray-500);
  line-height: 1.65;
  max-width: 340px;
}

.ka-apply {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 9px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  font-size: 12.5px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(166, 25, 46, 0.28);
  transition: var(--transition);
}

.ka-apply svg {
  width: 14px; height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.ka-apply:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(166, 25, 46, 0.4);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.stat-card {
  padding: 28px 22px;
  border-radius: var(--radius);
  text-align: center;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(166, 25, 46, 0.28);
}

.stat-card .num {
  font-family: 'Orbitron', sans-serif;
  font-size: 30px;
  font-weight: 700;
  color: white;
  line-height: 1.2;
  white-space: nowrap;
}

.stat-card .num .unit {
  font-size: 14px;
  color: var(--primary-light);
}

.stat-card .label {
  display: block;
  font-size: 12.5px;
  color: var(--gray-500);
  margin-top: 8px;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.cap-card {
  padding: 32px 30px;
  border-radius: var(--radius);
  display: flex;
  gap: 20px;
  transition: var(--transition);
}

.cap-card:hover { border-color: rgba(166, 25, 46, 0.25); }

.cap-icon {
  flex: 0 0 50px;
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.18), rgba(166, 25, 46, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
}

.cap-icon svg {
  width: 25px;
  height: 25px;
  stroke: var(--primary-light);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cap-card h3 {
  font-size: 18px;
  color: white;
  margin-bottom: 8px;
}

.cap-card p {
  font-size: 14px;
  color: var(--gray-400);
  line-height: 1.75;
}

.quality-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.quality-item {
  padding: 26px 24px;
  border-radius: var(--radius);
  border-left: 2px solid rgba(166, 25, 46, 0.5);
}

.quality-item h3 {
  font-size: 15.5px;
  color: white;
  margin-bottom: 8px;
}

.quality-item p {
  font-size: 13px;
  color: var(--gray-500);
  line-height: 1.7;
}

.careers {
  max-width: 1280px;
  margin: 0 auto;
  padding: 44px 40px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.12), rgba(166, 25, 46, 0.03));
  border: 1px solid rgba(166, 25, 46, 0.18);
}

.careers h2 {
  font-size: clamp(22px, 2.5vw, 30px);
  color: white;
  margin-bottom: 8px;
}

.careers p {
  font-size: 14.5px;
  color: var(--gray-400);
}

/* ===== Customer cooperation page ===== */
.guarantee-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.guarantee-card {
  position: relative;
  overflow: hidden;
  padding: 38px 32px;
  border-radius: var(--radius);
  transition: var(--transition);
}

.guarantee-card:hover {
  transform: translateY(-4px);
  border-color: rgba(166, 25, 46, 0.3);
}

.guarantee-card::after {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(166, 25, 46, 0.16), transparent 70%);
  pointer-events: none;
}

.guarantee-no {
  font-family: 'Orbitron', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--primary-light);
  display: block;
  margin-bottom: 20px;
}

.guarantee-icon {
  width: 50px;
  height: 50px;
  border-radius: 13px;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.18), rgba(166, 25, 46, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  position: relative;
  z-index: 1;
}

.guarantee-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--primary-light);
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.guarantee-card h3 {
  font-size: 20px;
  color: white;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}

.guarantee-card p {
  font-size: 14px;
  color: var(--gray-400);
  line-height: 1.85;
  position: relative;
  z-index: 1;
}

/* ===== Careers band (contact page) ===== */
.career-section { padding-top: 0; }

.career-band {
  max-width: 1280px;
  margin: 0 auto;
  padding: 44px 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.12), rgba(166, 25, 46, 0.03));
  border: 1px solid rgba(166, 25, 46, 0.18);
}

.career-copy { min-width: 0; }

.career-copy .section-tag { margin-bottom: 10px; }

.career-copy h2 {
  font-size: clamp(22px, 2.5vw, 30px);
  color: white;
  margin-bottom: 8px;
}

.career-copy p {
  font-size: 14.5px;
  color: var(--gray-400);
  max-width: 680px;
}

.career-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.career-tags span {
  font-size: 12px;
  color: var(--gray-300);
  padding: 5px 11px;
  border-radius: 100px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
}

.career-action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  flex-shrink: 0;
}

.career-action .btn-primary { white-space: nowrap; }

.career-mail {
  font-size: 12.5px;
  color: var(--gray-500);
}

/* ===== Contact page ===== */
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 24px;
  align-items: stretch;
}

.contact-cards { display: grid; gap: 16px; }

.contact-card {
  padding: 24px 26px;
  border-radius: var(--radius);
  display: flex;
  gap: 18px;
  align-items: flex-start;
  transition: var(--transition);
}

.contact-card:hover { border-color: rgba(166, 25, 46, 0.28); }

.c-icon {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  border-radius: 11px;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.18), rgba(166, 25, 46, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
}

.c-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--primary-light);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.c-label {
  font-family: 'Orbitron', sans-serif;
  font-size: 10.5px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--gray-500);
  display: block;
}

.c-value {
  display: block;
  font-size: 17px;
  font-weight: 600;
  color: white;
  text-decoration: none;
  margin-top: 5px;
  transition: var(--transition);
}

a.c-value:hover { color: var(--primary-light); }

.c-note {
  font-size: 12.5px;
  color: var(--gray-500);
  margin-top: 4px;
  line-height: 1.6;
}

.c-note a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  transition: var(--transition);
}

.c-note a:hover { color: var(--primary-light); }

.contact-card--wechat { align-items: flex-start; }

.c-qr-wrap {
  margin-left: auto;
  flex: 0 0 auto;
  text-align: center;
}

.c-qr {
  display: block;
  width: 124px;
  height: 124px;
  padding: 7px;
  border-radius: 12px;
  background: #fff;
  box-sizing: content-box;
}

.c-qr-wrap span {
  display: block;
  margin-top: 6px;
  font-size: 11.5px;
  line-height: 1.35;
  letter-spacing: 0.3px;
  color: var(--gray-500);
}

.c-loc-list {
  margin-top: 7px;
  display: grid;
  gap: 8px;
}

.c-loc {
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.82);
}

.c-loc b {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--primary-light);
}

.contact-form {
  padding: 38px 36px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
}

.contact-form form {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.contact-form .field--message { flex: 1; }

.contact-form .field--message textarea { flex: 1; }

.contact-form h2 {
  font-size: 24px;
  color: white;
  margin-bottom: 8px;
}

.contact-form .form-intro {
  font-size: 14px;
  color: var(--gray-500);
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
}

.field label {
  font-size: 13px;
  color: var(--gray-300);
}

.field label .req { color: var(--primary-light); }

.field input,
.field select,
.field textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  padding: 12px 14px;
  color: white;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.field input::placeholder,
.field textarea::placeholder { color: var(--gray-500); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(166, 25, 46, 0.6);
  box-shadow: 0 0 0 3px rgba(166, 25, 46, 0.15);
}

.field select option { background: var(--dark-surface); color: white; }

.field textarea {
  resize: vertical;
  min-height: 124px;
  line-height: 1.7;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.form-note {
  font-size: 12px;
  color: var(--gray-500);
  line-height: 1.6;
}

.form-status {
  font-size: 13px;
  color: var(--primary-light);
  min-height: 18px;
  margin-top: 12px;
}

/* ===== CTA ===== */
.cta { padding: 80px 60px; }

.cta-inner {
  max-width: 1280px;
  margin: 0 auto;
  border-radius: 24px;
  padding: 72px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.15), rgba(166, 25, 46, 0.05));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(166, 25, 46, 0.2);
}

.cta-inner::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at 30% 40%, rgba(166, 25, 46, 0.1), transparent 50%);
  animation: ctaGlow 10s ease-in-out infinite;
}

@keyframes ctaGlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(5%, 5%); }
}

.cta h2 {
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.cta p {
  font-size: 16px;
  color: var(--gray-400);
  margin-bottom: 36px;
  position: relative;
  z-index: 1;
}

.cta .btn-primary,
.cta .btn-glass { position: relative; z-index: 1; }

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Sample trial ===== */
.sample-trial { padding: 80px 60px; }

.sample-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 48px;
  align-items: center;
  padding: 52px 56px;
  border-radius: 24px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.18), rgba(166, 25, 46, 0.04) 60%, rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(166, 25, 46, 0.24);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.sample-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(70% 90% at 0% 0%, rgba(166, 25, 46, 0.16), transparent 60%);
  pointer-events: none;
}

.sample-copy,
.sample-form { position: relative; z-index: 1; }

.sample-copy h2 {
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.25;
  color: white;
  margin: 14px 0;
}

.sample-copy > p {
  max-width: 480px;
  color: var(--gray-400);
  font-size: 15px;
  line-height: 1.8;
}

.sample-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  margin: 26px 0 24px;
}

.sample-stats b {
  display: block;
  font-family: inherit;
  font-weight: 700;
  font-size: 27px;
  color: white;
  letter-spacing: 0;
  line-height: 1.2;
}

.sample-stats span { font-size: 12px; color: var(--gray-500); }

.sample-steps {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0 0 26px;
  padding: 0;
}

.sample-steps li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13.5px;
  color: var(--gray-300);
}

.sample-steps li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 700;
  font-size: 11px;
  color: white;
  background: rgba(166, 25, 46, 0.35);
  border: 1px solid rgba(196, 36, 59, 0.45);
}

.sample-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #e27787;
  font-size: 13.5px;
  text-decoration: none;
}

.sample-more:hover { color: white; }

.sample-form {
  padding: 30px 30px 26px;
  border-radius: 20px;
  background: rgba(10, 10, 15, 0.72);
}

.sample-form h3 { font-size: 19px; color: white; margin-bottom: 4px; }

.sample-intro { font-size: 12.5px; color: var(--gray-500); margin-bottom: 20px; }

.sample-form .field { margin-bottom: 14px; }

.sample-form .form-row { gap: 12px; }

.sample-form .field input,
.sample-form .field select {
  height: 46px;
  padding: 0 14px;
  line-height: 46px;
}

.sample-form .field select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a8a8b3' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 14px;
}

.sample-submit { width: 100%; justify-content: center; margin-top: 6px; }

.sample-note {
  font-size: 12px;
  color: var(--gray-500);
  line-height: 1.6;
  margin-top: 12px;
}

.sample-form .form-status { margin-top: 6px; }

/* ===== Footer ===== */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 60px 60px 30px;
}

.footer-main {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-lockup {
  margin-bottom: 16px;
}

.footer-lockup .logo-img {
  display: block;
  width: 180px;
  height: auto;
  margin-bottom: 9px;
}

.footer-lockup .logo-cn {
  display: block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1;
}

.footer-brand p {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.7;
  max-width: 280px;
}


.footer-follow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
}

.footer-follow img {
  display: block;
  width: 96px;
  height: 96px;
  padding: 6px;
  border-radius: 10px;
  background: #fff;
  box-sizing: content-box;
}

.footer-follow b {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: white;
}

.footer-follow span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--gray-500);
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: white;
  margin-bottom: 20px;
}

.footer-col ul { list-style: none; }

.footer-col ul li { margin-bottom: 10px; }

.footer-col ul a {
  font-size: 13px;
  color: var(--gray-500);
  text-decoration: none;
  transition: var(--transition);
}

.footer-col ul a:hover { color: var(--primary-light); }

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p { font-size: 12px; color: var(--gray-500); }

.footer-bottom .links { display: flex; gap: 20px; }

.footer-bottom .links a {
  font-size: 12px;
  color: var(--gray-500);
  text-decoration: none;
  transition: var(--transition);
}

.footer-bottom .links a:hover { color: var(--primary-light); }

/* ===== Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .fade-in { opacity: 1; transform: none; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .nav { padding: 0 30px; }
  .nav-links a { font-size: 13px; padding: 8px 12px; }
  section { padding: 80px 30px; }
  .page-hero { padding: 150px 30px 68px; }
  .solution-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: 1fr; gap: 0; }
  .process-step { padding: 0 0 36px 68px; text-align: left; }
  .process-step:last-child { padding-bottom: 0; }
  .process-step p { max-width: 560px; margin: 0; }
  .step-no { left: 0; transform: none; }
  .process-step::before {
    top: 44px;
    left: 21px;
    width: 1px;
    height: calc(100% - 22px);
    background: linear-gradient(180deg, rgba(166, 25, 46, 0.45), rgba(255, 255, 255, 0.06));
  }
  .process-step:last-child::before { display: none; }
  .cap-layout { grid-template-columns: 1fr; gap: 40px; }
  .cap-intro { position: static; }
  .cap-intro p { max-width: 560px; }
  .news-page-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-split { grid-template-columns: 1fr; gap: 20px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .quality-list { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr 1fr 1fr; }
  .cta { padding: 70px 30px; }
  .sample-trial { padding: 70px 30px; }
  .sample-inner { grid-template-columns: 1fr; gap: 32px; }
}

@media (min-width: 1025px) and (max-width: 1200px) {
  .contact-layout { grid-template-columns: 1fr 1fr; gap: 20px; }
}

@media (max-width: 834px) {
  .nav-links {
    display: flex;
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px 16px 18px;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(30px) saturate(1.5);
    -webkit-backdrop-filter: blur(30px) saturate(1.5);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 24px 40px rgba(0, 0, 0, 0.45);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: var(--transition);
  }

  .nav.open .nav-links {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-links a {
    display: block;
    padding: 13px 12px;
    font-size: 15px;
  }

  .nav-links a.active {
    background: rgba(166, 25, 46, 0.16);
  }

  .nav-links a.active::after { display: none; }

  .nav-mobile-btn { display: flex; padding: 12px 10px; }
  .nav-lang a { display: inline-flex; align-items: center; min-height: 30px; padding: 0 2px; }
  .field input, .field select, .field textarea { font-size: 16px; }
  .footer { padding: 48px 32px 24px; }

  .nav.open .nav-mobile-btn span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav.open .nav-mobile-btn span:nth-child(2) { opacity: 0; }

  .nav.open .nav-mobile-btn span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  body.nav-open { overflow: hidden; }

  section { padding: 60px 24px; }
  .page-hero { padding: 128px 24px 56px; }
  .page-hero h1 { font-size: 34px; }
  .page-hero p { font-size: 15.5px; }
  .section-header h2 { font-size: 28px; }
  .section-header p { font-size: 15px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 32px; }
  .cta { padding: 60px 24px; }
  .cta-inner { padding: 48px 28px; }
  .sample-trial { padding: 60px 24px; }
  .sample-inner { padding: 40px 32px; }
  .guarantee-grid { grid-template-columns: 1fr; gap: 14px; }
  .career-band { flex-direction: column; align-items: flex-start; padding: 36px 28px; }
  .ka-head { padding: 24px 24px 18px; }
  .ka-item { padding: 18px 24px; }
  .ka-foot { flex-direction: column; align-items: flex-start; padding: 14px 24px 18px; }
  .ka-note { max-width: none; }
}

@media (max-width: 744px) {
  section { padding: 50px 20px; }
  .footer { padding: 48px 20px 24px; }
  .page-hero { padding: 118px 20px 48px; }
  .page-hero h1 { font-size: 30px; }
  .page-hero p { font-size: 15px; }
  .breadcrumb { margin-bottom: 24px; }
  .solution-grid { grid-template-columns: 1fr; gap: 14px; }
  .process-step { padding: 0 0 30px 62px; }
  .process-step::before { left: 21px; }
  .cap-layout { gap: 32px; }
  .cap-row { grid-template-columns: 44px minmax(0, 1fr); gap: 16px; padding: 24px 0 26px; }
  .cap-row-no { padding-top: 4px; }
  .cap-row h3 { font-size: 19px; }
  .cap-row p { font-size: 14px; }
  .news-page-grid { grid-template-columns: 1fr; gap: 14px; }
  .news-page-card.featured { grid-column: span 1; min-height: 220px; }
  .news-page-card.featured h3 { -webkit-line-clamp: 3; }
  .news-page-card { padding: 26px 22px; }
  .cap-grid { grid-template-columns: 1fr; gap: 14px; }
  .cap-card { padding: 26px 22px; }
  .quality-list { grid-template-columns: 1fr 1fr; gap: 12px; }
  .careers { flex-direction: column; align-items: flex-start; padding: 32px 24px; }
  .contact-form { padding: 30px 24px; }
  .footer-main { gap: 24px; }
  .section-header h2 { font-size: 26px; }
  .cta-inner { padding: 40px 24px; }
  .cta-inner h2 { font-size: 24px; }
  .sample-trial { padding: 50px 20px; }
  .sample-inner { padding: 34px 24px; gap: 26px; }
  .sample-form { padding: 26px 22px; }
  .sample-form .form-row { grid-template-columns: 1fr; gap: 0; }
  .guarantee-card { padding: 30px 24px; }
  .career-band { padding: 30px 24px; gap: 24px; }
  .career-action { width: 100%; }
  .career-action .btn-primary { width: 100%; justify-content: center; }
  .partner-panel { padding: 32px 24px; }
  .ka-head { padding: 22px 20px 16px; }
  .ka-item { padding: 16px 20px; }
  .ka-foot { padding: 14px 20px 18px; }
}

@media (max-width: 480px) {
  .contact-card--wechat { flex-wrap: wrap; }
  .c-qr-wrap { margin-left: 62px; text-align: left; }
  .c-qr { width: 108px; height: 108px; }
}

@media (max-width: 430px) {
  .nav { padding: 0 16px; }
  .nav-lang { display: inline-flex; align-items: center; font-size: 12px; padding: 4px 8px; }
  section { padding: 40px 16px; }
  .page-hero { padding: 108px 16px 40px; }
  .page-hero h1 { font-size: 27px; }
  .page-hero p { font-size: 14px; }
  .solution-card { padding: 26px 22px; }
  .cap-intro h2 { font-size: 27px; }
  .cap-row { grid-template-columns: 36px minmax(0, 1fr); gap: 12px; }
  .cap-row h3 { font-size: 18px; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 22px 14px; }
  .stat-card .num { font-size: 24px; }
  .stat-card .num .unit { font-size: 12px; }
  .quality-list { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .contact-card { padding: 20px 18px; }
  .contact-form { padding: 26px 20px; }
  .footer { padding: 40px 16px 24px; }
  .footer-main { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .section-header h2 { font-size: 24px; }
  .section-header p { font-size: 13px; }
  .cta { padding: 44px 16px; }
  .cta-inner { padding: 32px 20px; }
  .partner-panel { padding: 26px 20px; }
  .partner-panel h3 { font-size: 21px; }
  .partner-types { padding-top: 20px; }
  .ka-head { padding: 20px 18px 14px; }
  .ka-head h3 { font-size: 18px; }
  .ka-item { padding: 15px 18px; }
  .ka-company { font-size: 15px; }
  .ka-foot { padding: 12px 18px 16px; }
  .ka-apply { width: 100%; justify-content: center; }
}

@media (max-width: 375px) {
  .page-hero h1 { font-size: 25px; }
  .page-hero p { font-size: 13px; }
  .section-header h2 { font-size: 22px; }
  .stat-card .num { font-size: 21px; }
}

/* ===== Sitemap / Detailed location map ===== */
.map-layout {
  display: grid;
  grid-template-columns: 390px minmax(0, 1fr);
  gap: 24px;
  align-items: stretch;
}

.map-locations {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.map-loc {
  position: relative;
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  text-align: left;
  padding: 22px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: inherit;
  font-family: inherit;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.map-loc:hover {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
}

.map-loc.is-active {
  border-color: rgba(196, 36, 59, 0.6);
  background: linear-gradient(135deg, rgba(166, 25, 46, 0.22), rgba(255, 255, 255, 0.04));
}

.map-loc.is-active::after {
  content: '';
  position: absolute;
  top: 22px;
  right: 22px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-light);
  box-shadow: 0 0 0 5px rgba(196, 36, 59, 0.18);
}

.map-loc .loc-city {
  font-family: 'Orbitron', sans-serif;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary-light);
}

.map-loc h3 {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  margin: 6px 0 6px;
  letter-spacing: 0.2px;
}

.map-loc p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray-400);
  margin: 0;
}

.map-note {
  margin-top: auto;
  padding: 16px 18px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--gray-500);
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(255, 255, 255, 0.12);
}

.map-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background: var(--dark-card);
}

.map-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.map-toolbar b {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-200);
  letter-spacing: 0.4px;
}

.map-toolbar b::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary-light);
  box-shadow: 0 0 10px var(--primary-glow);
}

.map-reset {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  font-size: 12px;
  font-family: inherit;
  color: var(--gray-300);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition);
}

.map-reset:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.1);
}

#siteMap {
  width: 100%;
  height: 470px;
  background: #0d0d13;
  z-index: 0;
}

.map-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.map-call {
  flex: 1 1 150px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 11px 15px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  text-decoration: none;
  color: var(--gray-200);
  transition: var(--transition);
}

.map-call:hover {
  border-color: rgba(196, 36, 59, 0.55);
  background: rgba(166, 25, 46, 0.14);
  transform: translateY(-1px);
}

.map-call b {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.map-call small {
  font-size: 10.5px;
  color: var(--gray-500);
  letter-spacing: 0.3px;
  white-space: nowrap;
}

#siteMap .leaflet-tile-pane {
  filter: saturate(0.9) brightness(0.97);
}

#siteMap .leaflet-control-zoom a {
  background: rgba(20, 20, 28, 0.92);
  color: var(--gray-200);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

#siteMap .leaflet-control-zoom a:hover {
  background: rgba(35, 35, 46, 0.95);
  color: #fff;
}

#siteMap .leaflet-control-attribution {
  background: rgba(10, 10, 15, 0.72);
  color: var(--gray-500);
  font-size: 10px;
}

#siteMap .leaflet-control-attribution a { color: var(--gray-400); }

#siteMap .leaflet-popup-content-wrapper {
  background: #14141c;
  color: var(--gray-200);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.55);
}

#siteMap .leaflet-popup-tip {
  background: #14141c;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

#siteMap .leaflet-popup-content {
  margin: 13px 16px;
  font-size: 12.5px;
  line-height: 1.6;
}

#siteMap .leaflet-popup-content strong {
  display: block;
  margin-bottom: 3px;
  font-size: 13.5px;
  color: #fff;
}

#siteMap .leaflet-popup-close-button { color: var(--gray-400) !important; }

.sm-pin {
  position: relative;
  display: block;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  box-shadow: 0 0 0 5px rgba(166, 25, 46, 0.22), 0 0 16px rgba(166, 25, 46, 0.75);
}

.sm-pin::after {
  content: '';
  position: absolute;
  inset: -9px;
  border-radius: 50%;
  border: 1px solid rgba(196, 36, 59, 0.55);
  animation: smPulse 2.4s ease-out infinite;
}

@keyframes smPulse {
  0% { transform: scale(0.6); opacity: 0.9; }
  100% { transform: scale(1.6); opacity: 0; }
}

@media (max-width: 1200px) {
  .map-layout { grid-template-columns: 340px minmax(0, 1fr); gap: 20px; }
  .map-loc { padding: 20px; }
  #siteMap { height: 440px; }
}

@media (max-width: 1024px) {
  .map-layout { grid-template-columns: 1fr; }
  .map-locations { display: grid; grid-template-columns: repeat(3, 1fr); }
  .map-note { grid-column: 1 / -1; }
  #siteMap { height: 420px; }
}

@media (max-width: 834px) {
  .map-locations { grid-template-columns: 1fr; }
  .map-loc { padding: 18px 20px; }
  .map-loc.is-active::after { top: 20px; right: 20px; }
}

@media (max-width: 744px) {
  #siteMap { height: 380px; }
  .map-toolbar { padding: 13px 16px; }
  .map-actions { padding: 12px; }
  .map-call { flex: 1 1 100%; }
}

@media (max-width: 480px) {
  #siteMap { height: 340px; }
  .map-loc h3 { font-size: 16px; }
  .map-loc p { font-size: 12.5px; }
  .map-call small { display: none; }
}

@media (max-width: 375px) {
  #siteMap { height: 300px; }
}

@media (prefers-reduced-motion: reduce) {
  .sm-pin::after { animation: none; }
}