/* ============================================
   海辰国际商务 - 官网主样式表
   Domain: geovox.net
   备案: 山东海辰国际商务有限公司
   ============================================ */

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

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

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  color: #333;
  line-height: 1.8;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #2980b9;
}

ul, ol {
  list-style: none;
}

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

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

.section-padding {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 32px;
  color: #1a3a5c;
  font-weight: 700;
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #1a5276, #2980b9);
  border-radius: 2px;
}

.section-title p {
  color: #777;
  font-size: 16px;
  margin-top: 20px;
}

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.header.scrolled {
  background: rgba(255, 255, 255, 1);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.12);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 700;
  color: #1a3a5c;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #1a5276, #2980b9);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -1px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-menu a {
  padding: 8px 18px;
  font-size: 15px;
  color: #555;
  border-radius: 6px;
  transition: all 0.3s ease;
  font-weight: 500;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: #1a5276;
  background: rgba(26, 82, 118, 0.06);
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: #1a5276;
  font-weight: 600;
  white-space: nowrap;
}

.nav-phone svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

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

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #333;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* --- Hero Banner --- */
.hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  margin-top: 72px;
  background: linear-gradient(135deg, #0d2137 0%, #1a5276 50%, #2980b9 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://picsum.photos/seed/haichen-hero/1920/800') center/cover no-repeat;
  opacity: 0.15;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, rgba(255,255,255,1), transparent);
}

.hero-content {
  position: relative;
  z-index: 2;
  color: #fff;
  max-width: 700px;
}

.hero-content h1 {
  font-size: 42px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.hero-content h1 span {
  color: #5dade2;
}

.hero-content p {
  font-size: 18px;
  line-height: 1.8;
  opacity: 0.9;
  margin-bottom: 35px;
}

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, #e67e22, #f39c12);
  color: #fff;
  box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(230, 126, 34, 0.4);
  color: #fff;
}

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

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
  color: #fff;
}

.btn-blue {
  background: linear-gradient(135deg, #1a5276, #2980b9);
  color: #fff;
  box-shadow: 0 4px 15px rgba(26, 82, 118, 0.3);
}

.btn-blue:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(26, 82, 118, 0.4);
  color: #fff;
}

/* --- Stats Bar --- */
.stats-bar {
  background: #fff;
  padding: 40px 0;
  margin-top: -40px;
  position: relative;
  z-index: 10;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
  padding: 40px;
}

.stat-item {
  text-align: center;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 10%;
  height: 80%;
  width: 1px;
  background: #eee;
}

.stat-number {
  font-size: 36px;
  font-weight: 700;
  color: #1a5276;
  line-height: 1.2;
}

.stat-number span {
  font-size: 18px;
  color: #e67e22;
  font-weight: 600;
}

.stat-label {
  font-size: 14px;
  color: #888;
  margin-top: 6px;
}

/* --- Services Section --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: #fff;
  border-radius: 12px;
  padding: 40px 30px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.06);
  transition: all 0.4s ease;
  border: 1px solid #f0f0f0;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #1a5276, #2980b9);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(26, 82, 118, 0.1), rgba(41, 128, 185, 0.1));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 28px;
  color: #1a5276;
}

.service-card h3 {
  font-size: 20px;
  color: #1a3a5c;
  font-weight: 600;
  margin-bottom: 14px;
}

.service-card p {
  font-size: 14px;
  color: #777;
  line-height: 1.8;
}

.service-card .learn-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: 14px;
  color: #2980b9;
  font-weight: 600;
  transition: gap 0.3s ease;
}

.service-card:hover .learn-more {
  gap: 10px;
}

/* --- Why Choose Us --- */
.why-section {
  background: #f8fafc;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 50px;
  align-items: center;
}

.why-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
  position: relative;
}

.why-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.why-image-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(26, 82, 118, 0.9);
  color: #fff;
  padding: 15px 25px;
  border-radius: 8px;
  backdrop-filter: blur(10px);
}

.why-image-badge strong {
  display: block;
  font-size: 28px;
}

.why-image-badge span {
  font-size: 13px;
  opacity: 0.9;
}

.why-features h2 {
  font-size: 32px;
  color: #1a3a5c;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.4;
}

.why-features > p {
  color: #777;
  font-size: 15px;
  margin-bottom: 30px;
  line-height: 1.8;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-check {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, rgba(26, 82, 118, 0.1), rgba(41, 128, 185, 0.1));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1a5276;
  font-size: 16px;
  margin-top: 2px;
}

.feature-item h4 {
  font-size: 16px;
  color: #1a3a5c;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-item p {
  font-size: 14px;
  color: #888;
  line-height: 1.6;
}

/* --- Process Section --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
}

.process-grid::before {
  content: "";
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, #1a5276, #2980b9, #1a5276);
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-number {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #1a5276, #2980b9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 28px;
  font-weight: 700;
  margin: 0 auto 20px;
  box-shadow: 0 5px 20px rgba(26, 82, 118, 0.3);
}

.process-step h3 {
  font-size: 18px;
  color: #1a3a5c;
  font-weight: 600;
  margin-bottom: 10px;
}

.process-step p {
  font-size: 14px;
  color: #888;
  line-height: 1.6;
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, #1a3a5c, #1a5276);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(41, 128, 185, 0.15), transparent 50%);
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-content p {
  font-size: 16px;
  opacity: 0.85;
  margin-bottom: 30px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-phone {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 30px;
  letter-spacing: 1px;
}

.cta-phone a {
  color: #5dade2;
}

.cta-phone a:hover {
  color: #85c1e9;
}

/* --- About Page --- */
.page-banner {
  margin-top: 72px;
  padding: 80px 0;
  background: linear-gradient(135deg, #0d2137, #1a5276);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://picsum.photos/seed/haichen-page/1920/400') center/cover no-repeat;
  opacity: 0.1;
}

.page-banner h1 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 12px;
  position: relative;
}

.page-banner .breadcrumb {
  font-size: 15px;
  opacity: 0.8;
  position: relative;
}

.page-banner .breadcrumb a {
  color: #85c1e9;
}

.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-intro-text h2 {
  font-size: 30px;
  color: #1a3a5c;
  font-weight: 700;
  margin-bottom: 20px;
}

.about-intro-text p {
  color: #666;
  font-size: 15px;
  line-height: 2;
  margin-bottom: 16px;
}

.about-intro-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.about-intro-image img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

/* --- Advantages --- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.advantage-card {
  text-align: center;
  padding: 40px 25px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.advantage-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.advantage-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, rgba(26, 82, 118, 0.08), rgba(41, 128, 185, 0.08));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}

.advantage-card h3 {
  font-size: 18px;
  color: #1a3a5c;
  font-weight: 600;
  margin-bottom: 12px;
}

.advantage-card p {
  font-size: 14px;
  color: #888;
  line-height: 1.8;
}

/* --- Services Page Detail --- */
.service-detail-section {
  padding: 60px 0;
  border-bottom: 1px solid #f0f0f0;
}

.service-detail-section:nth-child(even) {
  background: #f8fafc;
}

.service-detail-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.service-detail-inner.reverse {
  direction: rtl;
}

.service-detail-inner.reverse > * {
  direction: ltr;
}

.service-detail-text h3 {
  font-size: 26px;
  color: #1a3a5c;
  font-weight: 700;
  margin-bottom: 18px;
}

.service-detail-text p {
  color: #666;
  font-size: 15px;
  line-height: 2;
  margin-bottom: 14px;
}

.service-detail-text ul {
  margin: 16px 0;
}

.service-detail-text ul li {
  padding: 6px 0 6px 24px;
  font-size: 14px;
  color: #555;
  position: relative;
}

.service-detail-text ul li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: #2980b9;
  font-weight: 700;
}

.service-detail-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.service-detail-image img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

/* --- Pricing CTA on Services Page --- */
.pricing-cta {
  background: linear-gradient(135deg, #f8f9fa, #eef2f7);
  border-radius: 16px;
  padding: 50px;
  text-align: center;
  margin-top: 40px;
}

.pricing-cta h3 {
  font-size: 26px;
  color: #1a3a5c;
  margin-bottom: 14px;
}

.pricing-cta p {
  color: #777;
  margin-bottom: 24px;
  font-size: 15px;
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-card {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: #f8fafc;
  border-radius: 12px;
  transition: all 0.3s ease;
  border: 1px solid #eee;
}

.contact-card:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  border-color: rgba(41, 128, 185, 0.2);
}

.contact-card-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, #1a5276, #2980b9);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
}

.contact-card h4 {
  font-size: 16px;
  color: #1a3a5c;
  font-weight: 600;
  margin-bottom: 6px;
}

.contact-card p, .contact-card a {
  font-size: 14px;
  color: #777;
  line-height: 1.7;
}

.contact-card a:hover {
  color: #2980b9;
}

/* --- Contact Form --- */
.contact-form-wrapper {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
  padding: 40px;
}

.contact-form-wrapper h3 {
  font-size: 24px;
  color: #1a3a5c;
  font-weight: 700;
  margin-bottom: 24px;
}

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

.form-group label {
  display: block;
  font-size: 14px;
  color: #555;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  color: #333;
  transition: border-color 0.3s ease;
  background: #fafafa;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: #2980b9;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.1);
}

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

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

/* --- Map Placeholder --- */
.map-section {
  background: #f8fafc;
}

.map-wrapper {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
  background: #e8e8e8;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #999;
  font-size: 16px;
}

.map-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* --- Footer --- */
.footer {
  background: #0d1b2a;
  color: #ccc;
  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 h3 {
  font-size: 20px;
  color: #fff;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: #999;
  margin-bottom: 16px;
}

.footer-brand .footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #999;
  margin-bottom: 10px;
}

.footer-brand .footer-contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: #2980b9;
}

.footer h4 {
  font-size: 16px;
  color: #fff;
  font-weight: 600;
  margin-bottom: 20px;
}

.footer-links a {
  display: block;
  font-size: 14px;
  color: #999;
  padding: 6px 0;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: #5dade2;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #666;
}

.footer-bottom a {
  color: #2980b9;
}

.footer-bottom a:hover {
  color: #5dade2;
}

.footer-bottom .icp {
  margin-top: 6px;
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 40px;
  right: 40px;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #1a5276, #2980b9);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(26, 82, 118, 0.3);
  z-index: 999;
}

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

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(26, 82, 118, 0.4);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  .process-grid::before {
    display: none;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  .nav-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    z-index: 999;
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-menu a {
    font-size: 18px;
    padding: 12px 30px;
  }
  .nav-phone {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .hero-content h1 {
    font-size: 28px;
  }
  .hero-content p {
    font-size: 15px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    padding: 24px;
  }
  .stat-item:nth-child(2)::after {
    display: none;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .why-grid,
  .about-intro,
  .service-detail-inner,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .service-detail-inner.reverse {
    direction: ltr;
  }
  .advantages-grid {
    grid-template-columns: 1fr;
  }
  .process-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .section-padding {
    padding: 50px 0;
  }
  .page-banner {
    padding: 50px 0;
  }
  .page-banner h1 {
    font-size: 26px;
  }
  .cta-content h2 {
    font-size: 24px;
  }
  .cta-phone {
    font-size: 22px;
  }
  .pricing-cta {
    padding: 30px 20px;
  }
  .back-to-top {
    bottom: 20px;
    right: 20px;
  }
  .contact-form-wrapper {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .stat-number {
    font-size: 28px;
  }
  .hero-buttons {
    flex-direction: column;
  }
  .btn {
    justify-content: center;
    width: 100%;
  }
}

/* --- Utility --- */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }