/* ========================================
   瀚诚商贸 - 企业官网样式（天蓝色主题）
   Hancheng Trading Co., Ltd.
   ======================================== */

/* CSS Variables - 天蓝色主题 */
:root {
  --primary: #4A90D9;
  --primary-dark: #2C7AB8;
  --primary-light: #7BBBF5;
  --primary-bg: #EBF3FD;
  --accent: #D4A84B;
  --accent-hover: #C4983B;
  --text-dark: #2C3E50;
  --text-medium: #5A6C7E;
  --text-light: #8E9AA;
  --bg-white: #ffffff;
  --bg-light: #F0F7FF;
  --bg-gray: #E8F2FC;
  --border: #D6E8F7;
  --shadow: rgba(74, 144, 217, 0.1);
  --shadow-hover: rgba(74, 144, 217, 0.2);
  --radius: 8px;
  --transition: all 0.3s ease;
}

/* Reset & Base */
* { margin:0; padding:0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, "Microsoft YaHei", "Segoe UI", sans-serif;
  color: var(--text-dark);
  background: var(--bg-white);
  line-height:1.7;
  font-size: 15px;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

.container {
  max-width: 1200px;
  margin:0 auto;
  padding: 0 20px;
}

/* ========================================
   Header / Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(74,144,217,0.12);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 22px;
}
.logo-icon {
  width: 44px;
  height: 44px;
  background: var(--bg-white);
  border: 2px solid var(--primary-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  box-shadow: 0 2px 8px var(--shadow);
}
.logo-text span {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--text-light);
  letter-spacing: 2px;
  margin-top: -2px;
}
.nav-menu {
  display: flex;
  gap: 4px;
  align-items: center;
}
.nav-menu a {
  color: var(--text-medium);
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}
.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary);
  background: var(--primary-bg);
}
.nav-menu a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}
.nav-cta {
  background: var(--primary) !important;
  color: white !important;
  font-weight: 600 !important;
  padding: 9px 24px !important;
  border-radius: 25px !important;
  margin-left: 8px;
}
.nav-cta:hover {
  background: var(--primary-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(74,144,217,0.35);
}
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}
.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  margin-top: 72px;
  background: linear-gradient(150deg, var(--primary-dark) 0%, var(--primary) 50%, #6BAFEB 100%);
  min-height: 540px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-grid {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  padding: 80px 0;
}
.hero-text h1 {
  font-size: 42px;
  font-weight: 800;
  color: white;
  line-height: 1.25;
  margin-bottom: 20px;
}
.hero-text h1 .highlight {
  color: #FFE082;
  position: relative;
}
.hero-text p {
  font-size: 17px;
  color: rgba(255,255,255,0.82);
  margin-bottom: 35px;
  line-height: 1.85;
  max-width: 480px;
}
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 30px;
}
.stat-item { text-align: left; }
.stat-num {
  font-size: 32px;
  font-weight: 800;
  color: #FFE082;
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  margin-top: 5px;
}
.hero-btns {
  display: flex;
  gap: 16px;
  margin-top: 10px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: #FFE082;
  color: #1A3A5C;
  font-weight: 700;
  border-radius: 30px;
  font-size: 15px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(255,224,130,0.3);
}
.btn-primary:hover {
  background: #FFD54F;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255,224,130,0.45);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: transparent;
  color: white;
  font-weight: 500;
  border-radius: 30px;
  font-size: 15px;
  border: 2px solid rgba(255,255,255,0.35);
  cursor: pointer;
  transition: var(--transition);
}
.btn-outline:hover {
  border-color: #FFE082;
  color: #FFE082;
  background: rgba(255,255,255,0.08);
}
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-image-wrap {
  position: relative;
  width: 420px;
  height: 320px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
  border: 3px solid rgba(255,255,255,0.2);
}
.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ========================================
   Section Common
   ======================================== */
.section {
  padding: 90px 0;
}
.section-header {
  text-align: center;
  margin-bottom: 55px;
}
.section-tag {
  display: inline-block;
  padding: 5px 16px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 14px;
  border: 1px solid var(--border);
}
.section-title {
  font-size: 34px;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 14px;
}
.section-desc {
  font-size: 16px;
  color: var(--text-light);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ========================================
   Products Section
   ======================================== */
.products-section {
  background: var(--bg-light);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.product-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px var(--shadow-hover);
  border-color: var(--primary-light);
}
.product-card-img {
  width: 100%;
  height: 180px;
  overflow: hidden;
  position: relative;
}
.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.product-card:hover .product-card-img img {
  transform: scale(1.08);
}
.product-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  background: var(--primary);
  color: white;
  font-size: 11px;
  font-weight: 600;
  border-radius: 12px;
}
.product-card-body {
  padding: 22px 24px 26px;
}
.product-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 8px;
}
.product-card p {
  font-size: 13.5px;
  color: var(--text-medium);
  line-height: 1.7;
  margin-bottom: 14px;
}
.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.product-tags span {
  font-size: 11px;
  padding: 3px 10px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: 10px;
  font-weight: 500;
  border: 1px solid var(--border);
}

/* ========================================
   Advantages Section
   ======================================== */
.advantages-section {}
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.advantage-item {
  text-align: center;
  padding: 36px 22px;
  border-radius: 12px;
  background: white;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.advantage-item:hover {
  border-color: var(--primary);
  box-shadow: 0 10px 35px var(--shadow);
  transform: translateY(-4px);
}
.advantage-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 28px;
  color: white;
  box-shadow: 0 6px 20px rgba(74,144,217,0.3);
}
.advantage-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 8px;
}
.advantage-item p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}

/* ========================================
   Clients Section
   ======================================== */
.clients-section {
  background: linear-gradient(150deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: white;
}
.clients-section .section-tag {
  background: rgba(255,255,255,0.15);
  color: #FFE082;
  border-color: rgba(255,255,255,0.1);
}
.clients-section .section-title { color: white; }
.clients-section .section-desc { color: rgba(255,255,255,0.65); }
.clients-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.client-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  padding: 32px;
  text-align: center;
  transition: var(--transition);
}
.client-card:hover {
  background: rgba(255,255,255,0.16);
  border-color: rgba(255,224,130,0.3);
  transform: translateY(-4px);
}
.client-logo-area {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.client-logo-placeholder {
  font-size: 20px;
  font-weight: 800;
  color: #FFE082;
  letter-spacing: 3px;
  opacity: 0.9;
}
.client-name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
}
.client-desc {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
}

/* ========================================
   Process Section
   ======================================== */
.process-section { background: var(--bg-light); }
.process-timeline {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-top: 20px;
}
.process-timeline::before {
  content: '';
  position: absolute;
  top: 38px;
  left: 80px;
  right: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary), var(--primary-light));
  border-radius: 2px;
}
.process-step {
  text-align: center;
  position: relative;
  flex: 1;
  padding: 0 12px;
}
.step-circle {
  width: 76px;
  height: 76px;
  background: white;
  border: 3px solid var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  position: relative;
  z-index: 2;
  transition: var(--transition);
  box-shadow: 0 4px 15px var(--shadow);
}
.process-step:hover .step-circle {
  background: var(--primary);
  color: white;
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(74,144,217,0.4);
}
.process-step h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 6px;
}
.process-step p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.55;
  max-width: 160px;
  margin: 0 auto;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  background: linear-gradient(150deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(255,224,130,0.12), transparent 70%);
  border-radius: 50%;
}
.cta-section h2 {
  font-size: 34px;
  font-weight: 800;
  color: white;
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}
.cta-section p {
  font-size: 17px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 35px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 2;
}
.cta-contact-info {
  display: flex;
  justify-content: center;
  gap: 50px;
  margin-top: 35px;
  position: relative;
  z-index: 2;
}
.cta-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.85);
  font-size: 15px;
}
.cta-contact-item .icon {
  font-size: 20px;
  color: #FFE082;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: #1A2B3C;
  color: rgba(255,255,255,0.6);
  padding: 55px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 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-about {
  font-size: 14px;
  line-height: 1.75;
  margin-bottom: 18px;
  color: rgba(255,255,255,0.5);
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 14px;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--primary);
  color: white;
}
.footer-col h4 {
  color: white;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}
.footer-col ul li a:hover {
  color: #FFE082;
  padding-left: 4px;
}
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
}
.footer-contact-item .icon {
  color: var(--primary-light);
  font-size: 16px;
  margin-top: 2px;
  flex-shrink: 0;
}
.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom a { color: rgba(255,255,255,0.4); }
.footer-bottom a:hover { color: #FFE082; }

/* ========================================
   Page Header (for inner pages)
   ======================================== */
.page-hero {
  margin-top: 72px;
  background: linear-gradient(150deg, var(--primary-dark), var(--primary));
  padding: 56px 0 48px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.06), transparent 70%);
  border-radius: 50%;
}
.page-hero h1 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 10px;
  position: relative;
  z-index: 2;
}
.page-hero p {
  font-size: 16px;
  opacity: 0.7;
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
  font-size: 14px;
  opacity: 0.6;
  position: relative;
  z-index: 2;
}
.breadcrumb a:hover { opacity:1; color: #FFE082; }

/* ========================================
   Inner Page Content
   ======================================== */
.page-content { padding: 70px 0; }
.content-block { margin-bottom: 50px; }
.content-block h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 18px;
  padding-left: 16px;
  border-left: 4px solid var(--primary);
}
.content-block p {
  font-size: 15px;
  color: var(--text-medium);
  line-height: 1.85;
  margin-bottom: 14px;
}
.info-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 30px;
}
.info-card {
  background: var(--bg-light);
  border-radius: 12px;
  padding: 28px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.info-card:hover {
  box-shadow: 0 8px 25px var(--shadow);
}
.info-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.info-card p,
.info-card ul li {
  font-size: 14px;
  color: var(--text-medium);
  line-height: 1.75;
}

/* About Page - Company Showcase */
.about-showcase {
  width: 100%;
  height: 280px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 40px;
  position: relative;
}
.about-showcase img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-showcase-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 24px 30px;
  background: linear-gradient(transparent, rgba(26,43,60,0.85));
  color: white;
}
.about-showcase-overlay h3 {
  font-size: 20px;
  font-weight: 700;
}
.about-showcase-overlay p {
  font-size: 14px;
  opacity: 0.8;
  color: white;
}

/* Contact Form */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}
.contact-form {
  background: var(--bg-light);
  padding: 36px;
  border-radius: 12px;
  border: 1px solid var(--border);
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  color: var(--text-dark);
  background: white;
  transition: var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-bg);
}
.form-group textarea {
  resize: vertical;
  min-height: 110px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.submit-btn {
  width: 100%;
  padding: 14px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.submit-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 25px rgba(74,144,217,0.3);
}
.contact-info-side {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.contact-info-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 26px;
  display: flex;
  gap: 16px;
  transition: var(--transition);
}
.contact-info-card:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 25px var(--shadow);
}
.contact-info-card .icon-box {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  flex-shrink: 0;
}
.contact-info-card .info-body h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.contact-info-card .info-body p {
  font-size: 14px;
  color: var(--text-medium);
  line-height: 1.6;
}
.map-placeholder {
  width: 100%;
  height: 260px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 14px;
  margin-top: 22px;
  overflow: hidden;
}
.map-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-text p { max-width: 100%; margin: 0 auto 35px; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-wrapper { grid-template-columns: 1fr; }
  .process-timeline { flex-wrap: wrap; gap: 20px; }
  .process-timeline::before { display: none; }
}
@media (max-width: 768px) {
  .nav-menu { display: none; }
  .mobile-toggle { display: flex; }
  .nav-menu.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0; right: 0;
    background: white;
    padding: 20px;
    gap: 5px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 10px 30px var(--shadow);
  }
  .nav-menu.active a { color: var(--text-dark); }
  .hero-text h1 { font-size: 28px; }
  .section-title { font-size: 26px; }
  .products-grid { grid-template-columns: 1fr; }
  .advantages-grid { grid-template-columns: 1fr; }
  .clients-showcase { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cta-contact-info { flex-direction: column; align-items: center; gap: 16px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .info-cards { grid-template-columns: 1fr; }
}

/* ========================================
   Animation Utilities
   ======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(25px);
  animation: fadeInUp 0.6s ease forwards;
}
@keyframes fadeInUp {
  to { opacity: 1; transform: translateY(0); }
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }