/* 臻柏信息 — 企业官网 */
:root {
  --navy-950: #071525;
  --navy-900: #0c2238;
  --navy-800: #0f2d4d;
  --navy-700: #1e4a7a;
  --navy-600: #2a5f96;
  --gold-500: #c9a227;
  --gold-400: #dbb84a;
  --gold-300: #e8cc6e;
  --sky-400: #7dd3fc;
  --sky-300: #a5e4ff;
  --white: #ffffff;
  --gray-50: #f7f9fc;
  --gray-100: #eef2f7;
  --gray-200: #dce3ed;
  --gray-400: #8b9aab;
  --gray-600: #5a6b7d;
  --gray-800: #2d3a4a;
  --text: #1a2836;
  --text-muted: #5a6b7d;
  --font-sans: "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: "Noto Serif SC", "Noto Sans SC", serif;
  --shadow-sm: 0 2px 8px rgba(7, 21, 37, 0.06);
  --shadow-md: 0 8px 32px rgba(7, 21, 37, 0.08);
  --shadow-lg: 0 20px 60px rgba(7, 21, 37, 0.12);
  --shadow-gold: 0 8px 24px rgba(201, 162, 39, 0.25);
  --radius: 14px;
  --radius-lg: 20px;
  --header-h: 76px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.3s var(--ease);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--gray-50);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--navy-700);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover { color: var(--navy-600); }

img { max-width: 100%; height: auto; display: block; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ── Header ── */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-h);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}

/* 首屏深色背景上的导航（纯 CSS，无脚本） */
.header--over-hero {
  background: rgba(7, 21, 37, 0.55);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header--over-hero .logo-text strong { color: var(--white); }
.header--over-hero .logo-text small { color: rgba(255, 255, 255, 0.65); }
.header--over-hero .nav a { color: rgba(255, 255, 255, 0.92); }
.header--over-hero .nav a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.header--over-hero .nav-cta {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400)) !important;
  color: var(--navy-950) !important;
}

.header--over-hero .nav-cta:hover {
  color: var(--navy-950) !important;
  box-shadow: var(--shadow-gold);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  color: inherit;
}

.logo:hover { color: inherit; }

.logo-mark { width: 44px; height: 44px; flex-shrink: 0; }
.logo-mark svg { width: 100%; height: 100%; }

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}

.logo-text strong {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--navy-800);
  letter-spacing: 0.02em;
}

.logo-text small {
  font-size: 0.6875rem;
  color: var(--text-muted);
  font-weight: 400;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  padding: 9px 18px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
  border-radius: 8px;
  transition: background var(--transition), color var(--transition);
}

.nav-cta {
  background: linear-gradient(135deg, var(--navy-700), var(--navy-800)) !important;
  color: var(--white) !important;
  margin-left: 8px;
}

.nav-cta:hover {
  background: linear-gradient(135deg, var(--navy-600), var(--navy-700)) !important;
  color: var(--white) !important;
  box-shadow: var(--shadow-md);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 10px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.02em;
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
  color: var(--navy-950);
  border-color: transparent;
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(201, 162, 39, 0.35);
  color: var(--navy-950);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.35);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  color: var(--white);
}

.btn-primary {
  background: linear-gradient(135deg, var(--navy-700), var(--navy-800));
  color: var(--white);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

.btn-secondary {
  background: var(--white);
  color: var(--navy-800);
  border: 1px solid var(--gray-200);
}

.btn-secondary:hover {
  border-color: var(--navy-600);
  color: var(--navy-700);
}

.btn-outline-dark {
  background: transparent;
  color: var(--navy-800);
  border: 2px solid var(--navy-700);
}

.btn-outline-dark:hover {
  background: var(--navy-800);
  color: var(--white);
}

.btn-full { width: 100%; }

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, var(--navy-950) 0%, var(--navy-900) 35%, var(--navy-800) 70%, #163a5c 100%);
  z-index: 0;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-orb-1 {
  width: 500px;
  height: 500px;
  top: -10%;
  right: -5%;
  background: rgba(125, 211, 252, 0.12);
}

.hero-orb-2 {
  width: 400px;
  height: 400px;
  bottom: 10%;
  left: -8%;
  background: rgba(201, 162, 39, 0.08);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black, transparent);
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 64px 28px 48px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.hero-content { color: var(--white); }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--sky-300);
  margin-bottom: 28px;
}

.hero-dot {
  width: 8px;
  height: 8px;
  background: var(--gold-400);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--gold-400);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(0.9); }
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--sky-300), var(--gold-300));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-lead {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.82);
  max-width: 520px;
  margin-bottom: 36px;
}

.hero-lead a {
  color: var(--sky-300);
  border-bottom: 1px solid rgba(125,211,252,0.4);
}

.hero-lead a:hover { color: var(--white); }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* Hero visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card-stack {
  position: relative;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1;
}

.hero-shield {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: float 6s ease-in-out infinite;
}

.hero-shield svg {
  width: 85%;
  height: 85%;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero-float-card {
  position: absolute;
  padding: 14px 20px;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 12px;
  color: var(--white);
  z-index: 2;
}

.float-label {
  display: block;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--sky-300);
  margin-bottom: 4px;
}

.hero-float-card strong {
  font-size: 1rem;
  font-weight: 600;
}

.hero-float-card-1 {
  top: 8%;
  right: -5%;
  animation: float 5s ease-in-out infinite 0.5s;
}

.hero-float-card-2 {
  bottom: 12%;
  left: -8%;
  animation: float 5.5s ease-in-out infinite 1s;
}

/* Hero metrics bar */
.hero-metrics {
  position: relative;
  z-index: 1;
  margin-top: auto;
  border-top: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.2);
  backdrop-filter: blur(8px);
}

.metrics-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 28px 28px;
}

.metric {
  flex: 1;
  text-align: center;
  color: var(--white);
  padding: 0 32px;
}

.metric strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--gold-300);
  line-height: 1.2;
  margin-bottom: 6px;
}

.metric span {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
}

.metric-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}

/* ── Pillars ── */
.pillars {
  position: relative;
  margin-top: -40px;
  z-index: 10;
  padding-bottom: 24px;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pillar {
  background: var(--white);
  padding: 32px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-100);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.pillar:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(7,21,37,0.1);
}

.pillar-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--navy-800), var(--navy-700));
  border-radius: 14px;
  color: var(--sky-300);
}

.pillar-icon svg { width: 26px; height: 26px; }

.pillar h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--navy-800);
}

.pillar p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── Sections ── */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 64px;
}

.section-line {
  display: block;
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-500), var(--gold-300));
  margin: 0 auto 20px;
  border-radius: 2px;
}

.section-line-light {
  background: linear-gradient(90deg, var(--gold-400), var(--sky-300));
}

.section-tag {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy-600);
  margin-bottom: 12px;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.875rem, 3vw, 2.375rem);
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.section-header p {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.section-header a { font-weight: 500; color: var(--navy-700); }
.section-header a:hover { color: var(--navy-600); }

.section-header-light .section-tag { color: var(--gold-300); }
.section-header-light h2 { color: var(--white); }
.section-header-light p { color: rgba(255,255,255,0.8); }

/* ── Services ── */
.services {
  background: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  position: relative;
  padding: 32px 28px 28px;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  transition: all var(--transition);
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--gold-500), var(--navy-600));
  border-radius: 0 0 4px 0;
  transition: height var(--transition);
}

.service-card:hover {
  background: var(--white);
  border-color: var(--gray-200);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.service-card:hover::before { height: 100%; }

.service-num {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gray-200);
  line-height: 1;
  font-family: var(--font-serif);
}

.service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  color: var(--navy-700);
  margin-bottom: 20px;
  transition: all var(--transition);
}

.service-icon svg { width: 24px; height: 24px; }

.service-card:hover .service-icon {
  background: var(--navy-800);
  border-color: var(--navy-800);
  color: var(--sky-300);
}

.service-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--navy-900);
  margin-bottom: 12px;
  padding-right: 48px;
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.service-scene {
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 8px;
  font-size: 0.8125rem !important;
  color: var(--gray-800) !important;
}

.service-deliver {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--gray-200);
  font-size: 0.8125rem !important;
  color: var(--navy-600) !important;
}

.services-note {
  margin-top: 32px;
  text-align: center;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.services-grid--five {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.contact-hint {
  display: block;
  margin-top: 6px;
  font-size: 0.8125rem;
  opacity: 0.75;
}

.contact-footnote {
  margin-top: 28px;
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.55);
}

/* ── Workflow ── */
.workflow {
  background: var(--gray-50);
}

.workflow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.workflow-step {
  position: relative;
  min-height: 220px;
  padding: 30px 24px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.workflow-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 22px;
  background: linear-gradient(135deg, var(--navy-800), var(--navy-700));
  border-radius: 10px;
  color: var(--sky-300);
  font-family: var(--font-serif);
  font-weight: 700;
}

.workflow-step h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--navy-900);
  margin-bottom: 10px;
}

.workflow-step p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.deliverables {
  margin-top: 28px;
  padding: 28px 32px;
  background: var(--navy-900);
  border-radius: var(--radius);
  color: var(--white);
}

.deliverables h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 18px;
}

.deliverables ul {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  list-style: none;
}

.deliverables li {
  padding: 12px 14px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.82);
}

/* ── Products ── */
.products {
  background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.product-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0;
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 50%, #1a4570 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.product-hero-content {
  padding: 48px 44px;
}

.badge-row, .product-badge-row {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.badge, .product-badge-row .badge {
  display: inline-block;
  padding: 5px 14px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 6px;
  letter-spacing: 0.04em;
}

.badge-gold {
  background: var(--gold-500);
  color: var(--navy-950);
}

.badge-outline {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--sky-300);
}

.product-hero h3 {
  font-family: var(--font-serif);
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.text-en {
  font-family: var(--font-sans);
  font-size: 0.875em;
  font-weight: 500;
  color: var(--sky-300);
}

.product-tagline {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 20px;
}

.product-desc {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.85);
  margin-bottom: 24px;
}

.product-features {
  list-style: none;
  margin-bottom: 32px;
}

.product-features li {
  position: relative;
  padding: 8px 0 8px 24px;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.9);
}

.product-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--gold-400);
  border-radius: 50%;
}

.product-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.product-hero-aside {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: rgba(0,0,0,0.15);
  border-left: 1px solid rgba(255,255,255,0.08);
}

.sca-diagram {
  position: relative;
  width: 220px;
  height: 220px;
}

.sca-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
  color: var(--navy-950);
  font-weight: 700;
  font-size: 1.125rem;
  border-radius: 50%;
  box-shadow: 0 0 30px rgba(201,162,39,0.4);
  z-index: 2;
}

.sca-node:not(.sca-center) {
  position: absolute;
  padding: 10px 16px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--sky-300);
}

.sca-node:nth-child(2) { top: 0; left: 50%; transform: translateX(-50%); }
.sca-node:nth-child(3) { top: 50%; right: 0; transform: translateY(-50%); }
.sca-node:nth-child(4) { bottom: 0; left: 50%; transform: translateX(-50%); }
.sca-node:nth-child(5) { top: 50%; left: 0; transform: translateY(-50%); }

.product-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.product-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.product-item:hover {
  border-color: var(--navy-600);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.product-code {
  display: inline-block;
  width: fit-content;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--navy-700);
  background: var(--gray-100);
  border-radius: 6px;
  margin-bottom: 14px;
}

.product-item h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--navy-900);
  margin-bottom: 4px;
}

.product-type {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.product-item > p:not(.product-type) {
  flex: 1;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 18px;
}

.product-item > a {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy-700);
}

.product-item > a::after {
  content: " →";
  transition: transform var(--transition);
}

.product-item:hover > a::after {
  display: inline-block;
  transform: translateX(4px);
}

.product-item-highlight {
  border-color: var(--gold-500);
  background: linear-gradient(160deg, #fffef8 0%, var(--white) 100%);
}

.product-item-highlight .product-code {
  background: rgba(201,162,39,0.15);
  color: #8a6d12;
}

.partner-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 36px 44px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 32px;
}

.partner-strip h4 {
  font-size: 1.125rem;
  color: var(--navy-900);
  margin-bottom: 8px;
}

.partner-strip p {
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.industry-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.industry-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
}

.industry-row ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
}

.industry-row li {
  padding: 8px 18px;
  font-size: 0.875rem;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 100px;
  color: var(--navy-800);
}

/* ── About ── */
.about {
  background: var(--white);
}

.about-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: start;
}

.about-main .section-line { margin: 0 0 20px; }

.about-main h2 {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 28px;
}

.about-quote {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--navy-800);
  padding: 24px 28px;
  margin-bottom: 28px;
  background: linear-gradient(135deg, var(--gray-50), var(--white));
  border-left: 4px solid var(--gold-500);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.about-main > p {
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about-highlights {
  list-style: none;
  margin-top: 28px;
}

.about-highlights li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--gray-100);
}

.about-highlights li:last-child { border-bottom: none; }

.about-highlights svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--gold-500);
  margin-top: 2px;
}

.about-panel {
  background: var(--navy-900);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-lg);
}

.about-panel h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.info-row {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.info-row:last-child { border-bottom: none; }

.info-row dt {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 6px;
}

.info-row dd {
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.5;
}

.about-panel a {
  color: var(--sky-300);
}

.about-panel a:hover { color: var(--white); }

.status-badge {
  display: inline-block;
  padding: 4px 12px;
  font-size: 0.8125rem;
  background: rgba(76, 175, 80, 0.2);
  color: #81c784;
  border-radius: 6px;
}

/* ── Contact ── */
.contact {
  background: linear-gradient(165deg, var(--navy-950) 0%, var(--navy-800) 100%);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 100%;
  background: radial-gradient(circle, rgba(125,211,252,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.contact-static {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
}

.info-card {
  padding: 28px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  color: var(--white);
  transition: background var(--transition);
}

.info-card:hover {
  background: rgba(255,255,255,0.1);
}

.info-card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201,162,39,0.15);
  border-radius: 10px;
  color: var(--gold-300);
  margin-bottom: 16px;
}

.info-card-icon svg { width: 22px; height: 22px; }

.info-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.info-card p {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}

.info-card a {
  color: var(--sky-300);
}

/* ── Footer ── */
.footer {
  background: var(--navy-950);
  color: rgba(255,255,255,0.7);
  padding: 56px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo strong {
  display: block;
  font-size: 1.25rem;
  color: var(--white);
  margin-bottom: 4px;
}

.footer-logo span {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
}

.footer-desc {
  margin-top: 16px;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.footer-url { margin-top: 12px; }
.footer-url a { color: var(--sky-300); }
.footer-url a:hover { color: var(--white); }

.footer-nav {
  display: flex;
  gap: 64px;
  justify-content: flex-end;
}

.footer-col h5 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.45);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.7);
  padding: 6px 0;
}

.footer-col a:hover { color: var(--gold-300); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 24px 28px;
  font-size: 0.8125rem;
}

.footer-beian a {
  color: rgba(255,255,255,0.55);
}

.footer-beian a:hover { color: var(--sky-300); }

/* 纯静态：无 JS 滚动动画，内容默认可见 */
.reveal {
  opacity: 1;
  transform: none;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero-layout { grid-template-columns: 1fr; text-align: center; }
  .hero-lead { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { display: none; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .workflow-grid { grid-template-columns: repeat(2, 1fr); }
  .deliverables ul { grid-template-columns: repeat(2, 1fr); }
  .product-hero { grid-template-columns: 1fr; }
  .product-hero-aside { display: none; }
  .product-matrix { grid-template-columns: repeat(2, 1fr); }
  .about-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  html {
    scroll-padding-top: 168px;
  }

  .header {
    height: auto;
  }

  .header-inner {
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 0;
    height: auto;
    min-height: var(--header-h);
  }

  .hero {
    padding-top: 168px;
  }

  .nav {
    flex: 1 1 100%;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
  }

  .nav a {
    padding: 8px 12px;
    font-size: 0.875rem;
  }

  .nav-cta {
    margin-left: 0 !important;
  }

  .contact-static {
    grid-template-columns: 1fr;
  }

  .pillars-grid { grid-template-columns: 1fr; margin-top: 0; }
  .pillars { margin-top: 0; padding-top: 40px; }
  .metrics-inner { flex-direction: column; gap: 24px; }
  .metric-divider { width: 48px; height: 1px; }
  .metric { padding: 0; }
  .services-grid,
  .workflow-grid,
  .product-matrix { grid-template-columns: 1fr; }
  .workflow-step { min-height: auto; }
  .deliverables { padding: 24px; }
  .deliverables ul { grid-template-columns: 1fr; }
  .contact-static { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; text-align: center; }
  .footer-nav { justify-content: center; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section { padding: 72px 0; }
  .partner-strip { flex-direction: column; text-align: center; padding: 28px; }
  .industry-row { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .contact-static { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-shield, .hero-float-card { animation: none; }
  .hero-dot { animation: none; }
}