:root {
  --primary-color: #3E7096;
  --secondary-color: #6F8854;
  --dark-color: #1a1a1a;
  --light-color: #f4f4f4;
  --text-color: #333;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  margin: 0;
  padding: 0;
  background-color: #fbfbfb;
}

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

/* Header & Nav */
header {
  background: #fff;
  border-bottom: 1px solid #f0f0f0;
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.02);
}

.nav-brand {
  font-size: 26px;
  font-weight: 800;
  color: var(--primary-color);
  text-decoration: none;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
}

.lang-switcher {
  position: absolute;
  top: 50%;
  right: 20px;
  transform: translateY(-50%);
  display: flex;
  gap: 15px;
}
.lang-switcher a {
  text-decoration: none;
  color: #666;
  font-size: 14px;
  font-weight: 600;
  padding: 4px 8px;
  border: 1px solid #eee;
  border-radius: 4px;
  transition: all 0.2s;
}
.lang-switcher a:hover, .lang-switcher a.active {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}
.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
  margin-right: 170px;
}
.site-nav a {
  color: var(--dark-color);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.site-nav a:hover {
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.nav-logo {
  height: 40px;
  width: auto;
}

.nav-slogan {
  margin-left: 20px;
  padding-left: 20px;
  border-left: 1px solid #ddd;
  font-size: 14px;
  color: #666;
  font-weight: 500;
  font-style: italic;
}

@media (max-width: 900px) {
  .nav-slogan {
    display: none;
  }
  .site-nav {
    margin-right: 145px;
    gap: 14px;
  }
}

/* Product Detail Page */
.product-detail-wrapper {
  background-color: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
  margin: 40px auto;
  max-width: 1000px;
  overflow: hidden;
  padding: 40px;
}

@media (max-width: 768px) {
  .product-detail-wrapper {
    margin: 20px;
    padding: 20px;
  }
}

.product-header {
  text-align: center;
  margin-bottom: 40px;
}

.product-title {
  font-size: 38px;
  font-weight: 800;
  color: var(--dark-color);
  margin-bottom: 16px;
  line-height: 1.2;
}

.product-main-image-container {
  background-color: #f7f7f7;
  border-radius: 12px;
  margin-bottom: 30px;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.product-main-img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.product-price-tag {
  font-size: 34px;
  font-weight: 700;
  color: var(--primary-color);
  margin: 20px 0;
}

/* Content Area */
.product-info-grid {
  display: grid;
  gap: 40px;
  margin-top: 40px;
}

.product-description-section {
  text-align: left;
}

.section-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--dark-color);
  border-left: 4px solid var(--primary-color);
  padding-left: 15px;
  margin-bottom: 25px;
}

.description-content {
  font-size: 16px;
  color: #555;
  line-height: 1.8;
}

.description-content img {
  max-width: 100% !important;
  height: auto !important;
  display: block;
  margin: 30px auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.description-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.description-content th, .description-content td {
  border: 1px solid #eee;
  padding: 12px;
  text-align: left;
}

.description-content th {
  background-color: #f9f9f9;
}

/* Inquiry Form */
.inquiry-box {
  background-color: #f9fafb;
  border-radius: 12px;
  padding: 35px;
  margin-top: 50px;
  border: 1px solid #f0f0f0;
}

.inquiry-box h3 {
  margin-top: 0;
  font-size: 22px;
  color: var(--dark-color);
}

.inquiry-form label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: #444;
}

.inquiry-form input, .inquiry-form textarea {
  width: 100%;
  padding: 14px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  font-size: 15px;
  margin-bottom: 20px;
  outline: none;
  transition: border-color 0.2s;
}

.inquiry-form input:focus, .inquiry-form textarea:focus {
  border-color: var(--primary-color);
}

/* Footer Enhancements */
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  text-align: left;
}
.footer-column h4 {
  color: #fff;
  margin-bottom: 20px;
  font-size: 18px;
}
.footer-column p {
  font-size: 14px;
  color: #ccc;
  margin: 10px 0;
}
.footer-contact-line {
  display: flex;
  align-items: center;
  gap: 9px;
}
.footer-contact-icon {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 22px;
  border-radius: 6px;
  color: #fff;
}
.footer-contact-icon svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}
.footer-contact-icon-whatsapp { background: #25d366; }
.footer-contact-icon-email { background: var(--primary-color); }
.social-links a {
  display: block;
  color: #ccc;
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 10px;
  transition: color 0.2s;
}
.social-links a:hover {
  color: var(--primary-color);
}
.social-links-with-icons {
  display: grid;
  gap: 10px;
}
.social-links-with-icons a {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 0;
}
.social-links-with-icons .social-icon {
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
  border-radius: 7px;
}
.social-links-with-icons .social-icon svg {
  width: 15px;
  height: 15px;
}
.social-icon-youtube { background: #ff0000; }
.geo-switcher a {
  color: #888;
  margin: 0 10px;
  text-decoration: none;
}
.geo-switcher a:hover {
  color: #fff;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  float: right;
}

.nav-menu li {
  margin-left: 30px;
}

.nav-menu a {
  text-decoration: none;
  color: var(--dark-color);
  font-weight: 500;
}

.hero {
  background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('https://images.unsplash.com/photo-1504280390367-361c6d9f38f4?auto=format&fit=crop&w=1920&q=80');
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
}

.btn {
  display: inline-block;
  background: var(--primary-color);
  color: #fff;
  padding: 12px 30px;
  text-decoration: none;
  border-radius: 5px;
  transition: background 0.3s;
}

.btn:hover {
  background: #2d5575;
}

.products {
  padding: 60px 0;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.product-card {
  border: 1px solid #eee;
  padding: 20px;
  text-align: center;
  border-radius: 8px;
}

.product-card img {
  max-width: 100%;
  height: auto;
  margin-bottom: 15px;
}

.footer {
  background: var(--dark-color);
  color: #fff;
  padding: 40px 0;
  margin-top: 60px;
}

.geo-switcher {
  margin-top: 20px;
  font-size: 14px;
}

.geo-switcher a {
  color: #ccc;
  margin-right: 15px;
  text-decoration: none;
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .site-nav {
    margin-left: auto;
    margin-right: 120px;
    gap: 10px;
  }
  .site-nav a {
    font-size: 12px;
  }
}

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #25d366;
  color: #fff;
  width: 60px;
  height: 60px;
  border-radius: 50px;
  text-align: center;
  box-shadow: 2px 2px 3px #999;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform 0.3s;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

/* Inquiry Form Styles */
.inquiry-section {
  background: var(--light-color);
  padding: 40px;
  margin-top: 40px;
  border-radius: 8px;
}
.inquiry-form label { display: block; margin-bottom: 8px; font-weight: 500; }
.inquiry-form input, .inquiry-form textarea {
  width: 100%;
  padding: 12px;
  margin-bottom: 20px;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-sizing: border-box;
}
.policy-content { padding: 60px 0; max-width: 800px; margin: 0 auto; }
.info-page {
  max-width: 980px;
  padding: 72px 20px 20px;
}
.page-heading {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}
.page-heading h1 {
  color: var(--dark-color);
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.1;
  margin: 8px 0 18px;
}
.page-heading p:last-child, .faq-intro {
  color: #667085;
  font-size: 17px;
}
.eyebrow {
  color: var(--primary-color) !important;
  font-size: 12px !important;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.faq-section h2 {
  margin: 44px 0 16px;
  color: var(--dark-color);
  font-size: 24px;
  border-left: 4px solid var(--primary-color);
  padding-left: 14px;
}
.faq-section details {
  background: #fff;
  border: 1px solid #e9edf1;
  border-radius: 10px;
  margin: 12px 0;
  padding: 0 20px;
  box-shadow: 0 5px 18px rgba(29, 43, 57, 0.04);
}
.faq-section summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  color: var(--dark-color);
  padding: 19px 28px 19px 0;
  position: relative;
}
.faq-section summary::-webkit-details-marker { display: none; }
.faq-section summary::after {
  content: '+';
  position: absolute;
  right: 0;
  color: var(--primary-color);
  font-size: 22px;
  line-height: 1;
}
.faq-section details[open] summary::after { content: '−'; }
.faq-section details p, .faq-section details ul, .faq-section details ol {
  color: #59636e;
  line-height: 1.8;
}
.faq-section details ul, .faq-section details ol { padding-left: 24px; padding-bottom: 10px; }
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: 28px;
}
.contact-card {
  background: #fff;
  border: 1px solid #e9edf1;
  border-radius: 14px;
  padding: 30px;
  box-shadow: 0 5px 18px rgba(29, 43, 57, 0.04);
}
.contact-card h2 { margin-top: 0; color: var(--dark-color); }
.contact-card a { color: var(--primary-color); }
.contact-social-links {
  display: grid;
  gap: 10px;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid #edf0f2;
}
.contact-social-links a {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--dark-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s, transform 0.2s;
}
.contact-social-links a:hover {
  color: var(--primary-color);
  transform: translateX(3px);
}
.social-icon {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 30px;
  border-radius: 8px;
  color: #fff;
}
.social-icon svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
  stroke: currentColor;
  stroke-width: 1.5;
}
.social-icon-instagram svg { fill: none; }
.social-icon-instagram .social-icon-dot { fill: currentColor; stroke: none; }
.social-icon-linkedin { background: #0a66c2; }
.social-icon-facebook { background: #1877f2; }
.social-icon-instagram { background: linear-gradient(135deg, #f58529, #dd2a7b 52%, #8134af); }
.social-icon-x { background: #111; }
.footer-links a { color: #ccc; margin-right: 20px; text-decoration: none; font-size: 13px; }
@media (max-width: 700px) {
  .contact-grid { grid-template-columns: 1fr; }
  .info-page { padding-top: 42px; }
  .faq-section details { padding: 0 16px; }
}

/* Product Badges */
.product-card { position: relative; }
.badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: #ff4757;
  color: #fff;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: bold;
  text-transform: uppercase;
}
.badge.new { background: #2ed573; }
.card-price { font-size: 18px; color: var(--primary-color); font-weight: bold; }

/* Product Detail Beautification */
.product-container {
  max-width: 900px;
  margin: 40px auto;
  text-align: center;
  padding: 0 20px;
}
.product-main-img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  margin-bottom: 30px;
  transition: opacity 0.3s ease, transform 0.5s ease;
  cursor: zoom-in;
}
.product-main-img:hover {
  transform: scale(1.05);
}
.gallery-img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: 8px;
  cursor: pointer;
  border: 2px solid #eee;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.product-title {
  font-size: 36px;
  margin-bottom: 15px;
  color: var(--dark-color);
  font-weight: 700;
}
.product-price-large {
  font-size: 32px;
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: 30px;
}
.product-description-wrap {
  text-align: left;
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  border: 1px solid #eee;
  margin-bottom: 40px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}
.product-description-wrap h2, .product-description-wrap h3 {
  color: var(--primary-color);
  margin-top: 30px;
}
.product-description-wrap img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
}
.product-description-wrap ul, .product-description-wrap ol {
  padding-left: 20px;
}
.product-description-wrap li {
  margin-bottom: 10px;
}

/* Product Gallery */
.product-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
  margin-bottom: 40px;
}
.gallery-img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid #eee;
  transition: transform 0.2s, box-shadow 0.2s;
}
.gallery-img:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* ===================== 购物车 / 结账 ===================== */
.cart-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 14px;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
}
.cart-btn svg { display: block; }
.cart-count {
  background: #e0492f;
  color: #fff;
  font-size: 11px;
  min-width: 18px;
  height: 18px;
  line-height: 18px;
  text-align: center;
  border-radius: 9px;
  padding: 0 5px;
  display: none;
}
.cart-btn.has .cart-count { display: inline-block; }
/* 购物车按钮位于导航内（Contact 之后）时保持自身配色 */
.site-nav a.cart-btn {
  color: var(--primary-color);
  border-bottom: none;
  margin-left: 6px;
}
.site-nav a.cart-btn:hover {
  color: var(--primary-color);
  border-color: transparent;
  opacity: 0.8;
}

.cart-drawer {
  position: fixed; inset: 0; z-index: 2000;
  display: none;
}
.cart-drawer.open { display: block; }
.cart-mask { position: absolute; inset: 0; background: rgba(0,0,0,0.4); }
.cart-panel {
  position: absolute; top: 0; right: 0; height: 100%;
  width: 380px; max-width: 92vw; background: #fff;
  box-shadow: -4px 0 24px rgba(0,0,0,0.18);
  display: flex; flex-direction: column;
  animation: slideIn .25s ease;
}
@keyframes slideIn { from { transform: translateX(30px); opacity: .6; } to { transform: none; opacity: 1; } }
.cart-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid #eee;
}
.cart-head h3 { margin: 0; font-size: 18px; }
.cart-close { background: none; border: none; font-size: 26px; cursor: pointer; color: #888; line-height: 1; }
.cart-body { flex: 1; overflow-y: auto; padding: 14px 18px; }
.cart-empty { color: #999; text-align: center; padding: 40px 0; }
.cart-item { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px dashed #eee; }
.cart-item img { width: 58px; height: 58px; object-fit: cover; border-radius: 6px; background: #f3f3f3; }
.ci-main { flex: 1; }
.ci-title { font-weight: 600; font-size: 14px; }
.ci-price { color: var(--primary-color); font-weight: 600; font-size: 14px; margin: 2px 0 6px; }
.ci-qty { display: flex; align-items: center; gap: 8px; }
.ci-qty button {
  width: 26px; height: 26px; border: 1px solid #ddd; background: #fff; border-radius: 6px;
  cursor: pointer; font-size: 15px; line-height: 1;
}
.ci-qty input { width: 46px; text-align: center; padding: 4px; border: 1px solid #ddd; border-radius: 6px; }
.ci-del { border: none; background: none; color: #c0392b; cursor: pointer; font-size: 13px; }
.cart-foot { padding: 14px 18px; border-top: 1px solid #eee; }
.cart-sum { display: flex; justify-content: space-between; margin-bottom: 10px; font-size: 16px; }
.cart-sum b { color: var(--primary-color); }
.btn-cart-checkout { width: 100%; }

.cart-toast {
  position: fixed; left: 50%; bottom: 30px; transform: translateX(-50%) translateY(20px);
  background: #1a1a1a; color: #fff; padding: 10px 18px; border-radius: 8px;
  opacity: 0; transition: all .3s; z-index: 3000; font-size: 14px;
}
.cart-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* -------- 结账页 -------- */
.checkout-page { padding: 40px 0 60px; }
.checkout-title { font-size: 30px; margin: 0 0 24px; }
.checkout-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 30px; align-items: start; }
@media (max-width: 820px) { .checkout-grid { grid-template-columns: 1fr; } }
.co-summary-box, .co-form { background: #fff; border: 1px solid #eee; border-radius: 12px; padding: 24px; }
.co-summary-box h2, .co-form h2 { margin: 0 0 16px; font-size: 20px; }
.co-line { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px dashed #f0f0f0; font-size: 14px; }
.co-line.muted { color: #777; font-size: 13px; }
.co-line.total { font-size: 18px; font-weight: 700; border-bottom: none; color: var(--primary-color); }
.co-field { margin-bottom: 14px; display: flex; flex-direction: column; }
.co-field label { font-size: 13px; font-weight: 600; margin-bottom: 5px; color: #444; }
.co-field input, .co-field textarea, .co-form input, .co-form textarea, .co-form select {
  width: 100%; padding: 10px 12px; border: 1px solid #ddd; border-radius: 8px; font-size: 14px;
  font-family: inherit;
}
.co-field input:focus, .co-form input:focus, .co-form textarea:focus, .co-form select:focus {
  outline: none; border-color: var(--primary-color);
}
.co-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.co-error { background: #fdecea; color: #c0392b; border-radius: 8px; padding: 10px 14px; margin-bottom: 14px; font-size: 14px; }
.paypal-box { margin: 16px 0 10px; min-height: 10px; }
.co-note { color: #b8860b; background: #fff8e1; padding: 10px 14px; border-radius: 8px; font-size: 13px; }
.co-manual { width: 100%; margin-top: 8px; }
.co-terms { font-size: 12px; color: #888; margin-top: 14px; }
.co-done { text-align: center; padding: 30px 10px; }
.co-done-ico { width: 64px; height: 64px; line-height: 64px; border-radius: 50%; background: #2ecc71; color: #fff; font-size: 34px; margin: 0 auto 16px; }
.co-done h2 { margin: 0 0 8px; }
.co-done p { color: #666; }
.co-done-no, .co-done-amt { margin: 6px 0; font-size: 15px; }
.co-done-no b, .co-done-amt b { color: var(--primary-color); }
.co-done .btn { margin: 8px 6px 0; }

/* -------- 订单状态标签（后台复用时也用） -------- */
.badge.st-pending { background: #fff4e0; color: #b8860b; }
.badge.st-paid { background: #e6f7ec; color: #1e8e4e; }
.badge.st-processing { background: #e6f0fb; color: #2c6db5; }
.badge.st-shipped { background: #efe6fb; color: #6b3fa0; }
.badge.st-completed { background: #e6f7ec; color: #1e8e4e; }
.badge.st-failed { background: #fdecea; color: #c0392b; }
.badge.st-cancelled { background: #f0f0f0; color: #888; }
.badge.st-refunded { background: #f0f0f0; color: #888; }
.order-detail table { width: 100%; border-collapse: collapse; margin: 12px 0; }
.order-detail th, .order-detail td { border: 1px solid #eee; padding: 8px 10px; font-size: 14px; text-align: left; }
.order-detail ul.notif { padding-left: 18px; color: #555; font-size: 13px; }

/* ===================== 博客 / 关于我们 ===================== */
.blog-list-page { padding: 50px 0 60px; }
.blog-head { text-align: center; margin-bottom: 36px; }
.blog-head h1 { font-size: 34px; margin: 0 0 10px; }
.blog-head p { color: #666; font-size: 16px; max-width: 640px; margin: 0 auto; }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 26px;
}
.blog-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid #eee; border-radius: 12px; overflow: hidden;
  text-decoration: none; color: inherit;
  transition: transform .2s, box-shadow .2s;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(0,0,0,.10); }
.blog-card-img { width: 100%; height: 180px; object-fit: cover; background: #f3f3f3; }
.blog-card-body { padding: 18px 18px 22px; display: flex; flex-direction: column; gap: 8px; }
.blog-card-meta { font-size: 12px; color: #999; text-transform: uppercase; letter-spacing: .04em; }
.blog-card-body h3 { margin: 0; font-size: 19px; line-height: 1.35; }
.blog-card-body p { margin: 0; color: #666; font-size: 14px; line-height: 1.6; }
.blog-readmore { margin-top: 4px; color: var(--primary-color); font-weight: 600; font-size: 14px; }

.blog-post { padding: 44px 0 60px; max-width: 820px; }
.breadcrumb { font-size: 13px; color: #999; margin-bottom: 18px; }
.breadcrumb a { color: var(--primary-color); text-decoration: none; }
.post-cover { width: 100%; max-height: 380px; object-fit: cover; border-radius: 12px; margin-bottom: 22px; background: #f3f3f3; }
.post-title { font-size: 34px; line-height: 1.25; margin: 0 0 12px; }
.post-meta { color: #999; font-size: 14px; margin-bottom: 26px; }
.post-body { font-size: 16px; line-height: 1.8; color: #2a2a2a; }
.post-body h2 { font-size: 24px; margin: 34px 0 12px; }
.post-body h3 { font-size: 20px; margin: 26px 0 10px; }
.post-body p { margin: 0 0 16px; }
.post-body ul, .post-body ol { margin: 0 0 18px; padding-left: 22px; }
.post-body li { margin: 6px 0; }
.post-body a { color: var(--primary-color); }
.post-body img { max-width: 100%; border-radius: 10px; margin: 14px 0; }
.post-body blockquote { border-left: 4px solid var(--primary-color); margin: 18px 0; padding: 8px 18px; background: #faf7f2; color: #555; }
.post-body table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.post-body th, .post-body td { border: 1px solid #eee; padding: 9px 12px; text-align: left; font-size: 14px; }
.about-page { padding: 50px 0 60px; }
.about-page h1 { font-size: 32px; margin-bottom: 18px; }
.about-page p { line-height: 1.8; color: #333; }

/* ===================== 询盘表单（Contact 页） ===================== */
.inquiry-form { display: flex; flex-direction: column; gap: 14px; margin-top: 18px; }
.inquiry-form .inq-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.inquiry-form label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; color: #444; }
.inquiry-form input, .inquiry-form textarea {
  font: inherit; font-weight: 400; padding: 10px 12px;
  border: 1px solid #ddd; border-radius: 8px; background: #fafafa;
  transition: border-color .15s, box-shadow .15s;
}
.inquiry-form input:focus, .inquiry-form textarea:focus {
  outline: none; border-color: var(--primary-color); background: #fff;
  box-shadow: 0 0 0 3px rgba(0,0,0,.05);
}
.inquiry-form textarea { resize: vertical; min-height: 120px; }
.inquiry-form .inq-send { align-self: flex-start; cursor: pointer; margin-top: 4px; }
@media (max-width: 640px) { .inquiry-form .inq-row { grid-template-columns: 1fr; } }