/* 
  项目：扬州欧雯生物科技有限公司静态独立站
  风格：高端酒店用品 / 国际化 / 简洁大气 / 白色黑色金色深蓝色
*/

:root {
  --white: #ffffff;
  --ivory: #f7f4ee;
  --navy: #0b1f3a;
  --navy-2: #102b4c;
  --black: #0b0f17;
  --text: #1f2937;
  --muted: #667085;
  --gold: #c6a15b;
  --gold-2: #9b7738;
  --line: rgba(11, 31, 58, 0.12);
  --shadow: 0 24px 70px rgba(11, 31, 58, 0.14);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  background: var(--ivory);
  color: var(--text);
  line-height: 1.7;
}

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

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

.header {
  position: sticky;
  top: 0;
  z-index: 99;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.top-contact {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.86);
  font-size: 13px;
}

.top-contact-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 8px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.top-contact a {
  color: var(--gold);
  font-weight: 800;
}

.site-nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 15px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.brand-mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold);
  background: var(--black);
  color: var(--gold);
  font-weight: 900;
  letter-spacing: 1px;
}

.brand-text strong,
.brand-text small {
  display: block;
}

.brand-text strong {
  color: var(--navy);
  font-size: 17px;
  letter-spacing: 1px;
}

.brand-text small {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 1.2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
}

.nav-links a {
  color: var(--navy);
  font-weight: 700;
}

.nav-links a:hover {
  color: var(--gold-2);
}

.nav-cta {
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--navy);
  color: white !important;
}

.menu-btn {
  display: none;
  border: 0;
  background: transparent;
  color: var(--navy);
  font-size: 28px;
  cursor: pointer;
}

.hero {
  max-width: 1180px;
  min-height: 760px;
  margin: 0 auto;
  padding: 84px 22px;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 54px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold-2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 2.4px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 24px;
  color: var(--navy);
  font-size: clamp(42px, 5.8vw, 72px);
  line-height: 1.08;
  letter-spacing: -2.2px;
}

h2 {
  margin-bottom: 16px;
  color: var(--navy);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.18;
  letter-spacing: -1px;
}

h3 {
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 22px;
  line-height: 1.3;
}

.lead,
.section-head p,
.card p,
.feature-card p,
.product-card p,
.contact-panel p,
.notice p,
.two-col p,
.intro-band p {
  color: var(--muted);
}

.lead {
  max-width: 760px;
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 34px 0 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 900;
  transition: 0.25s ease;
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold), #e4c982);
  color: var(--black);
  box-shadow: 0 14px 30px rgba(198, 161, 91, 0.25);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 42px rgba(198, 161, 91, 0.35);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  color: var(--navy);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tags span {
  padding: 8px 14px;
  border: 1px solid rgba(198, 161, 91, 0.42);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--navy);
  font-size: 13px;
  font-weight: 700;
}

.visual-card {
  position: relative;
  height: 500px;
  overflow: hidden;
  padding: 34px;
  border: 1px solid rgba(198, 161, 91, 0.28);
  border-radius: 38px;
  background:
    radial-gradient(circle at 28% 20%, rgba(255,255,255,0.86), transparent 24%),
    linear-gradient(145deg, var(--navy), var(--black) 42%, #223653);
  box-shadow: var(--shadow);
}

.visual-card::before {
  content: "";
  position: absolute;
  inset: 34px;
  border-radius: 30px;
  background:
    radial-gradient(circle at 26% 20%, rgba(255,255,255,0.9), transparent 28%),
    linear-gradient(135deg, #f8f3e9, #d8bd7d 54%, #13243d);
}

.bottle,
.pack {
  position: absolute;
}

.bottle {
  bottom: 116px;
  z-index: 2;
  border: 1px solid rgba(255,255,255,0.78);
  border-radius: 28px 28px 18px 18px;
  background: linear-gradient(90deg, rgba(255,255,255,0.86), rgba(255,255,255,0.28));
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.22);
}

.bottle::before {
  content: "";
  position: absolute;
  top: -35px;
  left: 50%;
  width: 42%;
  height: 38px;
  transform: translateX(-50%);
  background: #fff6e6;
  border-radius: 12px 12px 4px 4px;
}

.bottle::after {
  content: "OWEN";
  position: absolute;
  top: 46%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: rgba(11, 31, 58, 0.72);
  font-weight: 900;
  letter-spacing: 4px;
}

.bottle-1 {
  left: 96px;
  width: 150px;
  height: 292px;
}

.bottle-2 {
  right: 70px;
  width: 110px;
  height: 222px;
  opacity: 0.86;
}

.pack {
  left: 44px;
  bottom: 100px;
  width: 142px;
  height: 90px;
  z-index: 3;
  border-radius: 20px;
  background: rgba(11, 15, 23, 0.92);
  border: 1px solid rgba(198, 161, 91, 0.48);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
}

.visual-label {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 30px;
  z-index: 4;
  padding: 18px;
  border-radius: 20px;
  background: rgba(11, 15, 23, 0.72);
  color: white;
  backdrop-filter: blur(10px);
}

.visual-label strong,
.visual-label span {
  display: block;
}

.visual-label span {
  color: rgba(255,255,255,0.72);
  font-size: 13px;
}

.section,
.page-hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 86px 22px;
}

.page-hero {
  padding-top: 112px;
  padding-bottom: 64px;
}

.page-hero p {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
}

.intro-band {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 40px;
  align-items: center;
  padding-top: 42px;
  padding-bottom: 42px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  max-width: 780px;
  margin-bottom: 42px;
}

.grid {
  display: grid;
  gap: 18px;
}

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

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

.grid.five {
  grid-template-columns: repeat(5, 1fr);
}

.card,
.feature-card,
.product-card,
.contact-panel,
.contact-form,
.notice {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 48px rgba(11, 31, 58, 0.07);
}

.card,
.feature-card,
.product-card {
  padding: 30px;
}

.num {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--gold);
  font-weight: 900;
}

.dark-section {
  max-width: none;
  padding-left: max(22px, calc((100vw - 1180px) / 2));
  padding-right: max(22px, calc((100vw - 1180px) / 2));
  background: var(--navy);
  color: white;
}

.dark-section h2 {
  color: white;
}

.dark-section .section-head p {
  color: rgba(255,255,255,0.7);
}

.product-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.product-strip a {
  padding: 22px 14px;
  text-align: center;
  border: 1px solid rgba(198, 161, 91, 0.26);
  border-radius: 22px;
  background: rgba(255,255,255,0.08);
  color: white;
  font-weight: 900;
}

.cta {
  text-align: center;
  border-radius: 36px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.84), rgba(198,161,91,0.18)),
    var(--white);
  box-shadow: 0 18px 48px rgba(11, 31, 58, 0.08);
}

.cta p {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  color: var(--muted);
}

.two-col,
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: stretch;
}

.image-box {
  min-height: 360px;
  display: grid;
  place-items: center;
  padding: 30px;
  border: 1px dashed rgba(198, 161, 91, 0.76);
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.72), rgba(11,31,58,0.08)),
    repeating-linear-gradient(45deg, rgba(255,255,255,0.42), rgba(255,255,255,0.42) 10px, transparent 10px, transparent 20px);
  color: var(--gold-2);
  text-align: center;
  font-weight: 900;
}

.image-box span,
.image-box small {
  display: block;
}

.image-box small {
  margin-top: 8px;
  color: var(--muted);
  font-weight: 400;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.product-img {
  height: 170px;
  margin-bottom: 22px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  color: var(--gold);
  background:
    radial-gradient(circle at 35% 25%, rgba(255,255,255,0.82), transparent 28%),
    linear-gradient(135deg, var(--navy), var(--black), #293c59);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 1.2px;
}

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

.showcase-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 18px 48px rgba(11, 31, 58, 0.1);
}

.showcase-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--ivory);
}

.showcase-card div {
  padding: 18px;
}

.showcase-card h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.showcase-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.notice {
  padding: 34px;
}

.contact-panel,
.contact-form {
  padding: 36px;
}

.contact-list {
  margin-top: 24px;
}

.contact-list p {
  margin-bottom: 10px;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  outline: none;
  font: inherit;
}

.contact-form textarea {
  min-height: 170px;
  resize: vertical;
}

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

.form-note {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 13px;
}

.footer {
  max-width: 1180px;
  margin: 0 auto;
  padding: 42px 22px 48px;
  border-top: 1px solid var(--line);
}

.footer-main {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  margin-bottom: 26px;
}

.footer strong {
  color: var(--navy);
  font-size: 18px;
}

.footer p {
  margin-bottom: 8px;
  color: var(--muted);
}

.footer-note {
  color: var(--gold-2) !important;
}

.footer-contact {
  padding: 22px;
  border-radius: 22px;
  background: var(--white);
  border: 1px solid var(--line);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links a:hover {
  color: var(--gold-2);
}

@media (max-width: 1080px) {
  .grid.five,
  .product-grid,
  .showcase-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 920px) {
  .top-contact-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .menu-btn {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 112px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 20px;
    border-radius: 24px;
    background: white;
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .hero,
  .intro-band,
  .two-col,
  .contact-layout,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 64px;
  }

  .visual-card {
    height: 420px;
  }

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

  .footer-bottom {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .site-nav {
    padding: 14px 18px;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
  }

  .brand-text small {
    display: none;
  }

  .nav-links {
    top: 118px;
  }

  .hero,
  .section,
  .page-hero {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero {
    padding-top: 54px;
    padding-bottom: 54px;
  }

  .section,
  .page-hero {
    padding-top: 62px;
    padding-bottom: 62px;
  }

  h1 {
    font-size: 39px;
    letter-spacing: -1.2px;
  }

  h2 {
    font-size: 30px;
  }

  .grid.five,
  .grid.three,
  .grid.two,
  .product-grid,
  .showcase-grid,
  .product-strip {
    grid-template-columns: 1fr;
  }

  .visual-card {
    height: 360px;
    padding: 18px;
    border-radius: 28px;
  }

  .visual-card::before {
    inset: 18px;
  }

  .bottle-1 {
    left: 58px;
    width: 130px;
    height: 246px;
  }

  .bottle-2 {
    right: 42px;
    width: 92px;
    height: 186px;
  }

  .pack {
    left: 34px;
    width: 120px;
  }

  .visual-label {
    left: 18px;
    right: 18px;
    bottom: 18px;
  }

  .card,
  .feature-card,
  .product-card,
  .contact-panel,
  .contact-form,
  .notice {
    padding: 24px;
    border-radius: 24px;
  }
}
/* 首页真实产品主图 */
.hero-image-card {
  position: relative;
  overflow: hidden;
  min-height: 500px;
  border-radius: 38px;
  border: 1px solid rgba(198, 161, 91, 0.28);
  box-shadow: var(--shadow);
  background: var(--navy);
}

.hero-image-card img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  object-position: 62% center;
  display: block;
}

.hero-image-card .visual-label {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 30px;
  z-index: 4;
  padding: 18px;
  border-radius: 20px;
  background: rgba(11, 15, 23, 0.72);
  color: white;
  backdrop-filter: blur(10px);
}

.hero-image-card .visual-label strong,
.hero-image-card .visual-label span {
  display: block;
}

.hero-image-card .visual-label span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

@media (max-width: 640px) {
  .hero-image-card {
    min-height: 360px;
    border-radius: 28px;
  }

  .hero-image-card img {
    height: 360px;
  }

  .hero-image-card .visual-label {
    left: 18px;
    right: 18px;
    bottom: 18px;
  }
}
/* 产品中心真实产品图片 */
.product-photo {
  padding: 0;
  overflow: hidden;
  background: #ffffff;
}

.product-photo img {
  width: 100%;
  height: 100%;
  min-height: 170px;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: 22px;
}
/* 产品中心图片尺寸优化 */
.product-card .product-photo {
  height: 220px;
  margin-bottom: 22px;
  padding: 0;
  overflow: hidden;
  border-radius: 22px;
  background: #ffffff;
}

.product-card .product-photo img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: 22px;
}
/* 工厂实力图片展示 */
.factory-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.factory-gallery img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: 22px;
  box-shadow: 0 12px 32px rgba(11, 31, 58, 0.12);
}

@media (max-width: 640px) {
  .factory-gallery {
    grid-template-columns: 1fr;
  }

  .factory-gallery img {
    height: 220px;
  }
}
/* 联系我们二维码 */
.qrcode-box {
  margin-top: 22px;
  padding: 18px;
  border-radius: 22px;
  background: #ffffff;
  border: 1px solid rgba(11, 31, 58, 0.12);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.qrcode-box img {
  width: 150px;
  height: 150px;
  object-fit: contain;
  display: block;
  border-radius: 12px;
}

.qrcode-box span {
  color: var(--navy);
  font-size: 14px;
  font-weight: 800;
}
/* 联系我们二维码 */
.qrcode-box {
  margin-top: 22px;
  padding: 18px;
  border-radius: 22px;
  background: #ffffff;
  border: 1px solid rgba(11, 31, 58, 0.12);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.qrcode-box img {
  width: 150px;
  height: 150px;
  object-fit: contain;
  display: block;
  border-radius: 12px;
}

.qrcode-box span {
  color: var(--navy);
  font-size: 14px;
  font-weight: 800;
}
/* 关于我们企业图片 */
.about-image-card {
  width: 100%;
  overflow: hidden;
  border-radius: 32px;
  border: 1px solid rgba(198, 161, 91, 0.28);
  box-shadow: 0 18px 45px rgba(11, 31, 58, 0.12);
  background: #ffffff;
}

.about-image-card img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: center;
  display: block;
}

@media (max-width: 640px) {
  .about-image-card img {
    height: 300px;
  }
}
/* 品质管理流程模块 */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.process-card {
  padding: 28px;
  border-radius: 28px;
  background: #ffffff;
  border: 1px solid rgba(11, 31, 58, 0.08);
  box-shadow: 0 18px 45px rgba(11, 31, 58, 0.08);
}

.process-card span {
  display: inline-flex;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: var(--gold);
  font-weight: 900;
  margin-bottom: 18px;
}

.process-card h3 {
  margin: 0 0 12px;
  color: var(--navy);
  font-size: 20px;
}

.process-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.9;
}

@media (max-width: 960px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .process-grid {
    grid-template-columns: 1fr;
  }
}
/* 首页客户场景模块 */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.scenario-card {
  padding: 28px;
  border-radius: 28px;
  background: #ffffff;
  border: 1px solid rgba(11, 31, 58, 0.08);
  box-shadow: 0 18px 45px rgba(11, 31, 58, 0.08);
}

.scenario-card span {
  display: inline-flex;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: var(--gold);
  font-weight: 900;
  margin-bottom: 18px;
}

.scenario-card h3 {
  margin: 0 0 12px;
  color: var(--navy);
  font-size: 20px;
}

.scenario-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.9;
}

@media (max-width: 960px) {
  .scenario-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .scenario-grid {
    grid-template-columns: 1fr;
  }
}
/* 首页合作流程模块 */
.cooperation-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.step-card {
  padding: 26px 22px;
  border-radius: 28px;
  background: #ffffff;
  border: 1px solid rgba(11, 31, 58, 0.08);
  box-shadow: 0 18px 45px rgba(11, 31, 58, 0.08);
}

.step-card span {
  display: inline-flex;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: var(--gold);
  font-weight: 900;
  margin-bottom: 16px;
}

.step-card h3 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 19px;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

@media (max-width: 1100px) {
  .cooperation-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .cooperation-steps {
    grid-template-columns: 1fr;
  }
}
/* 首页合作流程模块 */
.cooperation-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.step-card {
  padding: 26px 22px;
  border-radius: 28px;
  background: #ffffff;
  border: 1px solid rgba(11, 31, 58, 0.08);
  box-shadow: 0 18px 45px rgba(11, 31, 58, 0.08);
}

.step-card span {
  display: inline-flex;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: var(--gold);
  font-weight: 900;
  margin-bottom: 16px;
}

.step-card h3 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 19px;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

@media (max-width: 1100px) {
  .cooperation-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .cooperation-steps {
    grid-template-columns: 1fr;
  }
}
/* 首页合作流程模块 */
.cooperation-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.step-card {
  padding: 26px 22px;
  border-radius: 28px;
  background: #ffffff;
  border: 1px solid rgba(11, 31, 58, 0.08);
  box-shadow: 0 18px 45px rgba(11, 31, 58, 0.08);
}

.step-card span {
  display: inline-flex;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: var(--gold);
  font-weight: 900;
  margin-bottom: 16px;
}

.step-card h3 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 19px;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

@media (max-width: 1100px) {
  .cooperation-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .cooperation-steps {
    grid-template-columns: 1fr;
  }
}
/* 右下角悬浮咨询按钮 */
.floating-contact {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.floating-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 108px;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 900;
  font-size: 14px;
  text-decoration: none;
  box-shadow: 0 14px 34px rgba(11, 31, 58, 0.18);
}

.floating-btn.primary {
  background: var(--navy);
  color: #ffffff;
}

.floating-btn.secondary {
  background: var(--gold);
  color: #071426;
}

@media (max-width: 640px) {
  .floating-contact {
    right: 14px;
    bottom: 14px;
  }

  .floating-btn {
    min-width: 92px;
    padding: 10px 14px;
    font-size: 13px;
  }
}
/* 返回顶部按钮 */
.back-top-btn {
  position: fixed;
  right: 22px;
  bottom: 142px;
  z-index: 998;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 50%;
  background: #ffffff;
  color: var(--navy);
  font-size: 24px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 14px 34px rgba(11, 31, 58, 0.18);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: all 0.25s ease;
}

.back-top-btn.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-top-btn:hover {
  background: var(--navy);
  color: #ffffff;
}

@media (max-width: 640px) {
  .back-top-btn {
    right: 14px;
    bottom: 124px;
    width: 42px;
    height: 42px;
    font-size: 22px;
  }
}
/* 404 页面 */
.not-found-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background: var(--cream);
}

.not-found-card {
  width: min(720px, 100%);
  padding: 58px;
  border-radius: 36px;
  background: #ffffff;
  border: 1px solid rgba(11, 31, 58, 0.08);
  box-shadow: 0 22px 60px rgba(11, 31, 58, 0.12);
  text-align: center;
}

.not-found-card h1 {
  margin: 10px 0 18px;
  color: var(--navy);
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.1;
}

.not-found-card p {
  color: var(--muted);
  line-height: 1.9;
}

.not-found-actions {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;

}

.brand {
  display: flex;
  align-items: center;
  text-decoration: none;

}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
body {
  margin: 0;
}

.site-header {
  width: 100%;
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
}

.top-bar {
  width: 100%;
  background: #0b1f3a;
  color: #ffffff;
  font-size: 13px;
}

.top-inner {
  max-width: 1150px;
  height: 33px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
}

.top-inner span {
  color: #ffffff;
  white-space: nowrap;
}

.top-inner a {
  color: #d6aa55;
  text-decoration: none;
  font-weight: 700;
  white-space: nowrap;
}

.main-header {
  width: 100%;
  background: #ffffff;
}

.site-nav {
  max-width: 1150px;
  height: 78px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-mark {
  width: 48px;
  height: 48px;
  background: #05070a;
  color: #d6aa55;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 1px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-text strong {
  color: #0b1f3a;
  font-size: 18px;
  font-weight: 800;
}

.brand-text small {
  margin-top: 5px;
  color: #5f6f85;
  font-size: 11px;
  letter-spacing: 1.6px;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.nav-links a {
  color: #0b1f3a;
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.nav-links a:hover {
  color: #d6aa55;
}

.nav-links .nav-cta {
  background: #0b1f3a;
  color: #ffffff;
  padding: 13px 23px;
  border-radius: 999px;
}

.nav-links .nav-cta:hover {
  background: #d6aa55;
  color: #0b1f3a;
}

.menu-btn {
  display: none;
  border: none;
  background: none;
  color: #0b1f3a;
  font-size: 26px;
  cursor: pointer;
}

@media (max-width: 768px) {
  .top-inner {
    height: auto;
    padding: 8px 16px;
    flex-direction: column;
    gap: 4px;
    text-align: center;
  }

  .site-nav {
    height: auto;
    min-height: 72px;
    padding: 12px 16px;
    flex-wrap: wrap;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
  }

  .brand-text strong {
    font-size: 17px;
  }

  .brand-text small {
    font-size: 10px;
  }

  .menu-btn {
    display: block;
    margin-left: auto;
  }

  .nav-links {
    display: none;
    width: 100%;
    margin-left: 0;
    padding: 14px 0 4px;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links .nav-cta {
    padding: 10px 18px;
  }
}
/* 顶部信息栏文字最终修复 */
.top-bar,
.top-bar * {
  text-decoration: none !important;
  line-height: 33px !important;
  box-sizing: border-box !important;
}

.top-bar {
  height: 33px !important;
  overflow: hidden !important;
}

.top-inner {
  max-width: 1150px !important;
  height: 33px !important;
  margin: 0 auto !important;
  padding: 0 20px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.top-inner span,
.top-inner a {
  display: block !important;
  font-size: 13px !important;
}

.top-inner span {
  color: #ffffff !important;
}

.top-inner a {
  color: #d6aa55 !important;
  font-weight: 700 !important;
  text-decoration: none !important;
}

@media (max-width: 768px) {
  .top-bar,
  .top-contact {
    height: auto !important;
    overflow: visible !important;
  }

  .top-bar *,
  .top-contact * {
    line-height: 1.45 !important;
  }

  .top-inner,
  .top-contact-inner {
    height: auto !important;
    min-height: 33px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 8px 16px !important;
  }

  .top-inner span,
  .top-inner a,
  .top-contact-inner span,
  .top-contact-inner a {
    white-space: normal;
  }

  .nav-links.open,
  .nav-links.active {
    display: flex;
  }
}

/* V3 Phase 1: product detail, RFQ and mobile refinements */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a {
  color: var(--navy);
  font-weight: 800;
}

.hero-trust,
.product-tags,
.category-pills,
.card-actions,
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-trust {
  margin-top: 22px;
}

.hero-trust span,
.product-tags span,
.category-pills a,
.checkline span {
  border: 1px solid rgba(198, 161, 91, 0.42);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--navy);
  font-size: 13px;
  font-weight: 800;
}

.hero-trust span,
.product-tags span,
.category-pills a,
.checkline span {
  padding: 8px 13px;
}

.product-catalog-v3 .product-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
}

.product-catalog-v3 .product-card p {
  flex: 1;
}

.card-actions {
  margin-top: 18px;
}

.card-actions .btn,
.detail-actions .btn {
  min-width: 132px;
}

.product-detail-layout,
.rfq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 34px;
  align-items: start;
}

.detail-media,
.detail-summary,
.rfq-form,
.spec-card,
.video-placeholder {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 18px 48px rgba(11, 31, 58, 0.08);
}

.detail-media {
  overflow: hidden;
}

.detail-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--ivory);
}

.detail-summary,
.rfq-form,
.spec-card {
  padding: 30px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.detail-grid .card,
.process-line .card {
  border-radius: 8px;
}

.meta-list,
.spec-list {
  display: grid;
  gap: 10px;
  margin: 20px 0;
  padding: 0;
  list-style: none;
}

.meta-list li,
.spec-list li {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.meta-list strong,
.spec-list strong {
  color: var(--navy);
}

.process-line {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.rfq-form {
  display: grid;
  gap: 16px;
}

.rfq-form label {
  display: grid;
  gap: 7px;
  color: var(--navy);
  font-weight: 800;
}

.rfq-form input,
.rfq-form select,
.rfq-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--text);
  font: inherit;
}

.rfq-form textarea {
  min-height: 132px;
  resize: vertical;
}

.rfq-form input:focus,
.rfq-form select:focus,
.rfq-form textarea:focus {
  border-color: var(--gold);
  outline: 2px solid rgba(198, 161, 91, 0.18);
}

.checkline {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}

.checkline input {
  width: auto;
  min-height: 0;
  margin-top: 6px;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--gold-2);
  font-weight: 800;
}

.factory-gallery.v3-gallery {
  grid-template-columns: repeat(3, 1fr);
}

.factory-gallery.v3-gallery img {
  height: 220px;
}

.video-placeholder {
  display: grid;
  min-height: 260px;
  place-items: center;
  padding: 34px;
  text-align: center;
}

.video-placeholder strong {
  display: block;
  color: var(--navy);
  font-size: 24px;
}

.video-placeholder span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.floating-contact.v3-floating {
  right: 18px;
  bottom: 18px;
  gap: 8px;
}

.floating-contact.v3-floating .floating-btn {
  min-width: 92px;
  border-radius: 8px;
}

@media (max-width: 1080px) {
  .detail-grid,
  .factory-gallery.v3-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 920px) {
  .site-nav {
    position: relative;
  }

  .nav-links {
    top: calc(100% + 10px) !important;
    left: 16px !important;
    right: 16px !important;
    max-height: calc(100vh - 150px);
    overflow-y: auto;
    z-index: 1000;
  }

  .nav-links.open,
  .nav-links.active {
    display: flex !important;
  }

  .product-detail-layout,
  .rfq-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .detail-grid,
  .process-line,
  .factory-gallery.v3-gallery {
    grid-template-columns: 1fr;
  }

  .detail-summary,
  .rfq-form,
  .spec-card {
    padding: 22px;
  }

  .meta-list li,
  .spec-list li {
    flex-direction: column;
    gap: 2px;
  }

  .card-actions .btn,
  .detail-actions .btn {
    width: 100%;
  }

  .floating-contact.v3-floating {
    left: 12px;
    right: 12px;
    bottom: 10px;
    flex-direction: row;
    justify-content: center;
  }

  .floating-contact.v3-floating .floating-btn {
    min-width: 0;
    flex: 1;
    padding: 10px 8px;
    font-size: 12px;
  }

  .back-top-btn {
    bottom: 68px;
  }
}