/* ============================================================
   深圳市吊装行业协会 官方网站 - 全站统一样式
   色彩体系: 重工深蓝 #0F3460 | 丝路鎏金 #D4AF37 | 和平赤红 #C41E3A | 商务深灰 #1A1A1A | 纯白 #FFFFFF
   字体: 思源黑体(Noto Sans SC) + Montserrat
   ============================================================ */

/* === CSS Variables === */
:root {
  --color-deep-blue: #0F3460;
  --color-deep-blue-light: #1A4D8F;
  --color-deep-blue-dark: #0A2340;
  --color-gold: #D4AF37;
  --color-gold-light: #E8CD6B;
  --color-gold-dark: #B8960F;
  --color-red: #C41E3A;
  --color-red-light: #E84A5F;
  --color-dark: #1A1A1A;
  --color-gray-800: #2D2D2D;
  --color-gray-600: #666666;
  --color-gray-400: #999999;
  --color-gray-200: #E5E5E5;
  --color-gray-100: #F5F5F5;
  --color-white: #FFFFFF;
  --color-tech-blue: #2196F3;
  --color-tech-blue-light: #E3F2FD;

  --font-title: 'Noto Sans SC', 'Source Han Sans CN', 'Microsoft YaHei', sans-serif;
  --font-heading: 'Montserrat', 'Noto Sans SC', sans-serif;
  --font-body: 'Noto Sans SC', 'Source Han Sans CN', 'Microsoft YaHei', sans-serif;

  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 22px;
  --font-size-2xl: 28px;
  --font-size-3xl: 36px;
  --font-size-4xl: 48px;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);

  --pc-padding: 80px;
  --mobile-padding: 16px;
  --max-width: 1280px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* === Reset & Base === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-dark);
  background: var(--color-white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

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

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.4;
}

.section-title {
  font-size: var(--font-size-3xl);
  color: var(--color-deep-blue);
  text-align: center;
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  text-align: center;
  margin-bottom: 48px;
  font-weight: 400;
}

.gold-text {
  color: var(--color-gold);
}

.blue-text {
  color: var(--color-deep-blue);
}

.red-text {
  color: var(--color-red);
}

/* === Layout === */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--pc-padding);
}

.section {
  padding: 80px 0;
}

.section-dark {
  background: var(--color-deep-blue);
  color: var(--color-white);
}

.section-gray {
  background: var(--color-gray-100);
}

.divider {
  width: 60px;
  height: 3px;
  background: var(--color-gold);
  margin: 12px auto 32px;
}

.divider-left {
  margin-left: 0;
}

/* === Header / Navigation === */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 52, 96, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  transition: all var(--transition-normal);
}

.header.scrolled {
  background: rgba(15, 52, 96, 0.98);
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--pc-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

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

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--color-deep-blue);
  font-weight: 900;
  font-family: var(--font-heading);
}

.logo-img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--color-white);
  line-height: 1.3;
}

.logo-text small {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-gold-light);
  font-weight: 400;
  letter-spacing: 2px;
}

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

.nav-list a {
  color: rgba(255,255,255,0.85);
  font-size: var(--font-size-sm);
  padding: 8px 14px;
  border-radius: 4px;
  transition: all var(--transition-fast);
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--color-gold);
  background: rgba(212, 175, 55, 0.08);
}

.nav-list a.btn-nav {
  background: var(--color-gold);
  color: var(--color-deep-blue);
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 4px;
}

.nav-list a.btn-nav:hover {
  background: var(--color-gold-light);
  color: var(--color-deep-blue);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* === Hero Section === */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-deep-blue-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 30% 50%, rgba(212, 175, 55, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 30%, rgba(15, 52, 96, 0.6) 0%, transparent 50%),
    linear-gradient(180deg, var(--color-deep-blue-dark) 0%, var(--color-deep-blue) 100%);
}

.hero-map {
  position: absolute;
  inset: 0;
  opacity: 0.15;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 800'%3E%3Cpath d='M600,200 L700,180 L750,220 L800,200 M600,200 L580,250 L550,300 M700,180 L680,250 L650,300 L750,220 L780,280 L820,320 M600,200 L600,260 M800,200 L850,240 L900,300' stroke='%23D4AF37' stroke-width='0.8' fill='none' opacity='0.5'/%3E%3Ccircle cx='600' cy='200' r='4' fill='%23D4AF37'/%3E%3Ccircle cx='580' cy='250' r='3' fill='%23D4AF37'/%3E%3Ccircle cx='650' cy='300' r='3' fill='%23D4AF37'/%3E%3Ccircle cx='780' cy='280' r='3' fill='%23D4AF37'/%3E%3Ccircle cx='820' cy='320' r='3' fill='%23D4AF37'/%3E%3Ccircle cx='900' cy='300' r='4' fill='%23C41E3A'/%3E%3C/svg%3E");
  background-size: cover;
  background-position: center;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 0 var(--mobile-padding);
}

.hero-badge {
  display: inline-block;
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid rgba(212, 175, 55, 0.3);
  color: var(--color-gold);
  font-size: var(--font-size-sm);
  padding: 6px 20px;
  border-radius: 20px;
  margin-bottom: 28px;
  letter-spacing: 3px;
  font-family: var(--font-heading);
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.hero-title .gold {
  color: var(--color-gold);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-body);
  letter-spacing: 1px;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-deep-blue);
}

.btn-primary:hover {
  background: var(--color-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.6);
}

.btn-outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-2px);
}

.btn-red {
  background: var(--color-red);
  color: var(--color-white);
}

.btn-red:hover {
  background: var(--color-red-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(196, 30, 58, 0.3);
}

/* === Hero Scroll Indicator === */
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}

.hero-scroll span {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 12px;
  position: relative;
}

.hero-scroll span::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background: var(--color-gold);
  border-radius: 2px;
  animation: scroll-dot 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

@keyframes scroll-dot {
  0%, 100% { top: 8px; opacity: 1; }
  50% { top: 20px; opacity: 0.3; }
}

/* === Cards === */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

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

.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-gold);
}

.card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-size: 24px;
}

.card-icon.blue {
  background: rgba(15, 52, 96, 0.08);
  color: var(--color-deep-blue);
}

.card-icon.gold {
  background: rgba(212, 175, 55, 0.12);
  color: var(--color-gold-dark);
}

.card-icon.red {
  background: rgba(196, 30, 58, 0.08);
  color: var(--color-red);
}

.card h3 {
  font-size: var(--font-size-lg);
  color: var(--color-deep-blue);
  margin-bottom: 12px;
}

.card p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.8;
}

/* === Feature Cards (Digital) === */
.feature-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  border-top: 3px solid var(--color-tech-blue);
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--color-gold);
}

.feature-card h4 {
  font-size: var(--font-size-base);
  color: var(--color-deep-blue);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* === Stats === */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: 32px 16px;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(212, 175, 55, 0.2);
}

.stat-number {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 900;
  color: var(--color-gold);
  font-family: var(--font-heading);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.7);
  letter-spacing: 1px;
}

/* === Two Column Layout === */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.two-col.reverse {
  direction: rtl;
}

.two-col.reverse > * {
  direction: ltr;
}

.col-text h2 {
  font-size: var(--font-size-2xl);
  color: var(--color-deep-blue);
  margin-bottom: 20px;
  line-height: 1.4;
}

.col-text h2 .gold {
  color: var(--color-gold);
}

.col-text .lead {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: 1.9;
  margin-bottom: 24px;
}

.col-text .list-check {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.col-text .list-check li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.7;
}

.col-text .list-check li::before {
  content: '✓';
  color: var(--color-gold);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.col-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.col-visual img {
  width: 100%;
  height: auto;
}

/* === Strategy Flow === */
.strategy-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  padding: 40px 0;
}

.flow-node {
  text-align: center;
  padding: 20px 16px;
  min-width: 140px;
  position: relative;
}

.flow-node .node-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 24px;
  border: 2px solid var(--color-gold);
  background: rgba(212, 175, 55, 0.08);
  color: var(--color-gold);
}

.flow-node .node-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-white);
}

.flow-arrow {
  font-size: 20px;
  color: var(--color-gold);
  margin: 0 8px;
}

.flow-node.highlight .node-icon {
  background: var(--color-gold);
  color: var(--color-deep-blue);
  box-shadow: 0 0 24px rgba(212, 175, 55, 0.3);
}

.flow-node.dest .node-icon {
  background: var(--color-red);
  border-color: var(--color-red);
  color: var(--color-white);
}

/* === Page Header === */
.page-header {
  padding: 120px 0 60px;
  background: linear-gradient(180deg, var(--color-deep-blue-dark) 0%, var(--color-deep-blue) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(212,175,55,0.06) 0%, transparent 70%);
}

.page-header h1 {
  font-size: var(--font-size-3xl);
  color: var(--color-white);
  position: relative;
  z-index: 1;
  letter-spacing: 2px;
}

.page-header .breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.6);
  position: relative;
  z-index: 1;
}

.page-header .breadcrumb a {
  color: var(--color-gold-light);
}

.page-header .breadcrumb a:hover {
  color: var(--color-gold);
}

/* === Content Section === */
.content-section {
  padding: 60px 0;
}

.content-block {
  margin-bottom: 48px;
}

.content-block h2 {
  font-size: var(--font-size-2xl);
  color: var(--color-deep-blue);
  margin-bottom: 8px;
}

.content-block h3 {
  font-size: var(--font-size-xl);
  color: var(--color-deep-blue);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-gray-200);
  position: relative;
}

.content-block h3::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 50px;
  height: 2px;
  background: var(--color-gold);
}

.content-block p {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: 2;
  margin-bottom: 16px;
}

/* === Mission Cards === */
.mission-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.mission-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  text-align: center;
  transition: all var(--transition-normal);
}

.mission-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.mission-card .num {
  font-size: var(--font-size-3xl);
  font-weight: 900;
  color: var(--color-gold);
  font-family: var(--font-heading);
  margin-bottom: 8px;
}

.mission-card h4 {
  font-size: var(--font-size-base);
  color: var(--color-deep-blue);
  margin-bottom: 8px;
}

.mission-card p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* === Timeline === */
.timeline {
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-gray-200);
}

.timeline-item {
  position: relative;
  margin-bottom: 32px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -26px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-gold);
  border: 2px solid var(--color-white);
  box-shadow: 0 0 0 2px var(--color-gold);
}

.timeline-item h4 {
  font-size: var(--font-size-base);
  color: var(--color-deep-blue);
  margin-bottom: 6px;
}

.timeline-item p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* === Process Steps === */
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  position: relative;
}

.process-step {
  text-align: center;
  padding: 24px 12px;
  position: relative;
}

.process-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -8px;
  top: 36px;
  color: var(--color-gold);
  font-size: 20px;
  z-index: 1;
}

.process-step .step-num {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-deep-blue);
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--font-size-lg);
}

.process-step h4 {
  font-size: var(--font-size-sm);
  color: var(--color-deep-blue);
}

/* === Platform Showcase === */
.platform-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-normal);
}

.platform-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.platform-card .platform-header {
  padding: 32px;
  background: linear-gradient(135deg, var(--color-deep-blue) 0%, var(--color-deep-blue-light) 100%);
  color: var(--color-white);
  text-align: center;
}

.platform-card .platform-header .platform-badge {
  display: inline-block;
  background: rgba(212, 175, 55, 0.2);
  color: var(--color-gold);
  padding: 4px 14px;
  border-radius: 12px;
  font-size: var(--font-size-xs);
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.platform-card .platform-header h3 {
  font-size: var(--font-size-xl);
  margin-bottom: 6px;
  color: var(--color-white);
}

.platform-card .platform-header .url {
  font-size: var(--font-size-sm);
  color: var(--color-gold-light);
  font-family: var(--font-heading);
}

.platform-card .platform-body {
  padding: 24px;
}

.platform-card .platform-body .feature-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.platform-card .platform-body .feature-list li {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.7;
}

.platform-card .platform-body .feature-list li::before {
  content: '◆';
  color: var(--color-tech-blue);
  flex-shrink: 0;
  margin-top: 2px;
}

/* === Contact / Form === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-deep-blue);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-family: var(--font-body);
  color: var(--color-dark);
  transition: all var(--transition-fast);
  background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-info-card {
  background: var(--color-deep-blue);
  color: var(--color-white);
  padding: 32px;
  border-radius: var(--radius-md);
}

.contact-info-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: 20px;
  color: var(--color-gold);
}

.contact-info-card .info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

.contact-info-card .info-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  font-size: 16px;
}

/* === News Cards === */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-normal);
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.news-card .news-thumb {
  height: 180px;
  background: var(--color-gray-200);
  overflow: hidden;
}

.news-card .news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-card .news-body {
  padding: 20px;
}

.news-card .news-tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  padding: 2px 10px;
  border-radius: 10px;
  margin-bottom: 8px;
  font-weight: 600;
}

.news-tag.policy {
  background: rgba(196, 30, 58, 0.1);
  color: var(--color-red);
}

.news-tag.industry {
  background: rgba(15, 52, 96, 0.1);
  color: var(--color-deep-blue);
}

.news-tag.digital {
  background: rgba(33, 150, 243, 0.1);
  color: var(--color-tech-blue);
}

.news-card .news-title {
  font-size: var(--font-size-base);
  color: var(--color-deep-blue);
  margin-bottom: 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card .news-date {
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
}

/* === Qualification Grid === */
.qual-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.qual-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-normal);
}

.qual-item:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-sm);
}

.qual-item .qual-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.qual-item h4 {
  font-size: var(--font-size-sm);
  color: var(--color-deep-blue);
}

/* === Footer === */
.footer {
  background: var(--color-deep-blue-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: rgba(255,255,255,0.5);
}

.footer-col h4 {
  font-size: var(--font-size-base);
  color: var(--color-white);
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-col a {
  display: block;
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.5);
  margin-bottom: 10px;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.4);
}

.footer-bottom a {
  color: rgba(255,255,255,0.4);
  margin-left: 16px;
}

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

/* === Back to Top === */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--color-deep-blue);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-gold);
  transform: translateY(-4px);
}

/* === CTA Banner === */
.cta-banner {
  background: linear-gradient(135deg, var(--color-deep-blue) 0%, var(--color-deep-blue-light) 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(212,175,55,0.1) 0%, transparent 60%);
}

.cta-banner h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: 12px;
  position: relative;
}

.cta-banner p {
  font-size: var(--font-size-base);
  opacity: 0.8;
  margin-bottom: 28px;
  position: relative;
}

.cta-banner .btn {
  position: relative;
}

/* === Table Styles === */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

table th {
  background: var(--color-deep-blue);
  color: var(--color-white);
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
}

table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-gray-200);
  color: var(--color-gray-600);
}

table tr:hover td {
  background: var(--color-gray-100);
}

/* === Alert / Notice === */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.7;
}

.alert-info {
  background: var(--color-tech-blue-light);
  border-left: 4px solid var(--color-tech-blue);
  color: #1565C0;
}

.alert-warning {
  background: #FFF8E1;
  border-left: 4px solid var(--color-gold);
  color: #8D6E00;
}

.alert-danger {
  background: #FFEBEE;
  border-left: 4px solid var(--color-red);
  color: #B71C1C;
}

/* ================================================================
   RESPONSIVE - Tablet (< 1024px)
   ================================================================ */
@media (max-width: 1024px) {
  :root {
    --pc-padding: 32px;
  }

  .container {
    padding: 0 24px;
  }

  .header-inner {
    padding: 0 24px;
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-item:nth-child(2)::after {
    display: none;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .mission-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .qual-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .process-steps {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-step:nth-child(3)::after {
    display: none;
  }

  .strategy-flow {
    flex-direction: column;
    gap: 8px;
  }

  .flow-arrow {
    transform: rotate(90deg);
  }
}

/* ================================================================
   RESPONSIVE - Mobile (< 768px)
   ================================================================ */
@media (max-width: 768px) {
  :root {
    --pc-padding: 16px;
    --font-size-3xl: 28px;
    --font-size-2xl: 22px;
    --font-size-xl: 18px;
  }

  .container {
    padding: 0 16px;
  }

  .section {
    padding: 48px 0;
  }

  .section-title {
    font-size: var(--font-size-2xl);
  }

  .section-subtitle {
    font-size: var(--font-size-base);
    margin-bottom: 32px;
  }

  /* Mobile Navigation */
  .menu-toggle {
    display: flex;
  }

  .nav-list {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-deep-blue);
    flex-direction: column;
    padding: 80px 24px 24px;
    gap: 4px;
    transition: right var(--transition-normal);
    overflow-y: auto;
    box-shadow: -4px 0 20px rgba(0,0,0,0.3);
  }

  .nav-list.active {
    right: 0;
  }

  .nav-list a {
    padding: 14px 16px;
    font-size: var(--font-size-base);
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .nav-list a.btn-nav {
    display: inline-block;
    margin-top: 8px;
  }

  /* Mobile Overlay */
  .nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
  }

  .nav-overlay.active {
    display: block;
  }

  .hero {
    min-height: 80vh;
  }

  .hero-title {
    font-size: 24px;
  }

  .hero-subtitle {
    font-size: var(--font-size-sm);
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
    padding: 12px 24px;
    font-size: var(--font-size-sm);
  }

  .card-grid,
  .card-grid-3,
  .card-grid-2 {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-item {
    padding: 20px 12px;
  }

  .stat-item:nth-child(2)::after {
    display: none;
  }

  .stat-number {
    font-size: 28px;
  }

  .mission-grid {
    grid-template-columns: 1fr;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .qual-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .process-steps {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .process-step:not(:last-child)::after {
    content: '↓';
    right: 50%;
    top: auto;
    bottom: -8px;
    transform: translateX(50%);
  }

  .cta-banner {
    padding: 32px 20px;
  }

  .cta-banner h2 {
    font-size: var(--font-size-xl);
  }

  .page-header {
    padding: 100px 0 40px;
  }

  .page-header h1 {
    font-size: var(--font-size-2xl);
  }

  .content-block h2 {
    font-size: var(--font-size-xl);
  }

  .content-block h3 {
    font-size: var(--font-size-lg);
  }

  /* Hide scroll indicator on mobile */
  .hero-scroll {
    display: none;
  }

  .back-to-top {
    bottom: 20px;
    right: 16px;
    width: 40px;
    height: 40px;
  }
}

/* ================================================================
   Small Mobile (< 480px)
   ================================================================ */
@media (max-width: 480px) {
  .hero-title {
    font-size: 22px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .qual-grid {
    grid-template-columns: 1fr 1fr;
  }

  .qual-item {
    padding: 16px 12px;
  }

  .strategy-flow {
    gap: 4px;
  }

  .flow-node {
    min-width: 100px;
    padding: 12px 8px;
  }

  .flow-node .node-icon {
    width: 44px;
    height: 44px;
    font-size: 18px;
  }
}

/* === Animations === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Gold shimmer effect for special elements */
.gold-shimmer {
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-gold-light) 50%, var(--color-gold) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s infinite;
}