/* ============================================================
   专测平台推广页 - Section Styles
   ============================================================ */

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  background: linear-gradient(135deg, #f5f8fe 0%, #eaf1fe 100%);
  padding: 0 0 0;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -10%;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle, rgba(28, 100, 242, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

/* ===== Hero 主内容 ===== */
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
  min-height: 560px;
  padding: 4.5rem 0 5rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: #fff;
  border: 1px solid var(--color-primary-soft);
  border-radius: 999px;
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: var(--fw-semibold);
  box-shadow: var(--shadow-xs);
  margin-bottom: 1.5rem;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
  color: var(--color-gold);
}

.hero-title {
  font-size: var(--fs-hero);
  font-weight: var(--fw-extrabold);
  color: var(--color-text);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.hero-title .highlight {
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}

.hero-title .highlight::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.05em;
  height: 0.18em;
  background: rgba(28, 100, 242, 0.18);
  z-index: -1;
  border-radius: 2px;
}

.hero-subtitle-en {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: var(--fw-medium);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

.hero-desc {
  font-size: 1.0625rem;
  color: var(--color-text-soft);
  line-height: 1.7;
  margin-bottom: 0.5rem;
  max-width: 560px;
}

.hero-desc-sub {
  margin-bottom: 1.75rem;
}

.hero-desc strong {
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  align-items: center;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-wrap {
  position: relative;
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(28, 100, 242, 0.20);
}

.hero-image-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(28, 100, 242, 0.20) 0%, transparent 60%);
  z-index: 1;
  pointer-events: none;
}

.hero-image {
  width: 100%;
  height: 460px;
  object-fit: cover;
  display: block;
}

.hero-overlay-card {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  z-index: 2;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.hero-overlay-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--color-primary);
  color: #fff;
  flex-shrink: 0;
}

.hero-overlay-icon svg {
  width: 20px;
  height: 20px;
}

.hero-overlay-text {
  font-size: 0.875rem;
}

.hero-overlay-text strong {
  display: block;
  color: var(--color-text);
  font-weight: var(--fw-semibold);
  margin-bottom: 0.125rem;
}

.hero-overlay-text span {
  color: var(--color-text-soft);
  font-size: 0.8125rem;
}

/* Hero Hotline 卡片 */
.hero-hotline {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 2;
  background: #fff;
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  box-shadow: var(--shadow-md);
  text-align: right;
  border-left: 3px solid var(--color-accent);
}

.hero-hotline-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  margin-bottom: 0.125rem;
}

.hero-hotline-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: var(--fw-extrabold);
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

/* ============================================================
   HERO 底部数据（参考站风格：白底大数字）
   ============================================================ */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding: 2rem 0 0;
  border-top: 1px solid var(--color-border-soft);
}

.hero-stat {
  text-align: center;
  padding: 0 1rem;
  position: relative;
}

.hero-stat:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 15%;
  bottom: 15%;
  width: 1px;
  background: var(--color-border-soft);
}

.hero-stat-num {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 3.5vw, 3rem);
  font-weight: var(--fw-extrabold);
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.hero-stat-num .suffix {
  color: var(--color-gold);
  font-size: 0.7em;
  margin-left: 0.125rem;
}

.hero-stat-label {
  font-size: 0.9375rem;
  color: var(--color-text-soft);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
}

/* ============================================================
   CATEGORIES SECTION (12 检测领域)
   ============================================================ */
.categories {
  position: relative;
}

.categories-banner {
  position: relative;
  margin: 0 0 3rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.categories-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.categories-banner:hover img {
  transform: scale(1.02);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.category-card {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: all var(--t-base);
}

.category-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  color: inherit;
}

.category-card:hover .category-image img {
  transform: scale(1.06);
}

.category-card:hover .category-cta {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.category-image {
  position: relative;
  height: 160px;
  overflow: hidden;
  background: var(--color-bg-tint);
}

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--t-base);
}

.category-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(10, 62, 176, 0.18) 100%);
  pointer-events: none;
}

.category-tag {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 1;
  padding: 0.25rem 0.625rem;
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: var(--fw-semibold);
  border-radius: 4px;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-sm);
}

.category-body {
  padding: 1.25rem 1.25rem 0;
}

.category-title {
  font-size: 1.125rem;
  font-weight: var(--fw-bold);
  color: var(--color-text);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.category-title::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 2px;
}

.category-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
  min-height: 132px;
}

.category-list li {
  position: relative;
  padding-left: 1.125rem;
  font-size: 0.875rem;
  color: var(--color-text-soft);
  line-height: 1.5;
}

.category-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0.5;
}

.category-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.75rem 1rem;
  margin: 0 1.25rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: var(--fw-semibold);
  transition: all var(--t-base);
}

.category-cta svg {
  width: 14px;
  height: 14px;
  transition: transform var(--t-base);
}

.category-card:hover .category-cta svg {
  transform: translateX(4px);
}

/* ============================================================
   FEATURES SECTION (为什么选择我们)
   ============================================================ */
.features {
  position: relative;
  background: var(--color-bg-soft);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-item {
  position: relative;
  padding: 2.5rem 1.75rem 2rem;
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-soft);
  text-align: center;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

.feature-item:hover {
  border-color: var(--color-primary-soft);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 18px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  transition: background var(--t-fast);
}

.feature-item:hover .feature-icon {
  background: var(--color-primary-soft-strong, #1c64f2);
  color: #fff;
}

.feature-icon svg {
  width: 32px;
  height: 32px;
}

.feature-title {
  font-size: 1.125rem;
  font-weight: var(--fw-bold);
  color: var(--color-text);
  margin-bottom: 0.625rem;
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--color-text-soft);
  line-height: 1.7;
}

/* ============================================================
   PROCESS SECTION (入驻流程)
   ============================================================ */
.process {
  position: relative;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem 1.5rem;
  position: relative;
  max-width: 960px;
  margin: 0 auto;
}

/* 上半段连线：item 1 → 2 → 3 */
.process-grid::before {
  content: "";
  position: absolute;
  top: 36px;
  left: 16.66%;
  right: 16.66%;
  height: 2px;
  background: var(--color-primary);
  opacity: 0.25;
  z-index: 0;
}

/* 下半段连线：item 4 → 5 → 6 */
.process-grid::after {
  content: "";
  position: absolute;
  bottom: calc(50% + 36px);
  left: 16.66%;
  right: 16.66%;
  height: 2px;
  background: var(--color-gold);
  opacity: 0.30;
  z-index: 0;
}

.process-item {
  position: relative;
  text-align: center;
  padding: 0 0.5rem;
  z-index: 1;
}

.process-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #fff;
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: var(--fw-extrabold);
  margin: 0 auto 1.25rem;
  border: 3px solid var(--color-primary);
  box-shadow: 0 8px 24px rgba(28, 100, 242, 0.20);
  position: relative;
}

.process-num::after {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px dashed var(--color-primary);
  opacity: 0.3;
}

/* 第二行（4/5/6）走金色 + 虚线箭头方向 */
.process-item:nth-child(4) .process-num,
.process-item:nth-child(5) .process-num,
.process-item:nth-child(6) .process-num {
  border-color: var(--color-gold);
  color: var(--color-gold);
  box-shadow: 0 8px 24px rgba(212, 165, 116, 0.20);
}

.process-item:nth-child(4) .process-num::after,
.process-item:nth-child(5) .process-num::after,
.process-item:nth-child(6) .process-num::after {
  border-color: var(--color-gold);
  opacity: 0.3;
}

.process-title {
  font-size: 1.0625rem;
  font-weight: var(--fw-bold);
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.process-desc {
  font-size: 0.875rem;
  color: var(--color-text-soft);
  line-height: 1.6;
  max-width: 160px;
  margin: 0 auto;
}

/* ============================================================
   CONTACT / CTA SECTION（简洁版：参考站风格）
   ============================================================ */
.contact {
  position: relative;
  background: linear-gradient(135deg, #0a3eb0 0%, #1c64f2 100%);
  color: #fff;
  overflow: hidden;
}

.contact::before {
  content: "";
  position: absolute;
  inset: 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: 40px 40px;
  pointer-events: none;
}

.contact::after {
  content: "";
  position: absolute;
  top: -30%;
  right: -10%;
  width: 50%;
  height: 160%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.10) 0%, transparent 60%);
  pointer-events: none;
}

.contact .container {
  position: relative;
  z-index: 1;
}

/* 文字型主体（居中） */
.contact-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.contact-title {
  font-family: var(--font-display);
  font-size: clamp(1.625rem, 2.4vw, 2.125rem);
  font-weight: var(--fw-extrabold);
  color: #fff;
  line-height: 1.3;
  margin-bottom: 1rem;
}

.contact-desc {
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  max-width: 640px;
  margin: 0 auto 2.25rem;
}

/* 两个并排按钮 */
.contact-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.contact-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.875rem;
  padding: 1.125rem 1.5rem;
  border-radius: 14px;
  text-decoration: none;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all var(--t-base);
  text-align: left;
}

.contact-btn svg {
  width: 28px;
  height: 28px;
  color: var(--color-gold);
  flex-shrink: 0;
}

.contact-btn-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
  gap: 0.125rem;
}

.contact-btn-label {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.78);
  font-weight: var(--fw-medium);
  letter-spacing: 0.02em;
}

.contact-btn-num {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: var(--fw-extrabold);
  color: #fff;
  letter-spacing: 0.01em;
}

.contact-btn-primary {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.35);
}

.contact-btn-primary:hover {
  background: rgba(255, 255, 255, 0.20);
  border-color: rgba(255, 255, 255, 0.50);
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(10, 62, 176, 0.40);
}

.contact-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

/* 元信息（工作时间 + 资质 + 加急） */
.contact-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.85);
}

.contact-meta-item {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.contact-meta-item::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-right: 0.4rem;
  border-radius: 50%;
  background: var(--color-gold);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: var(--fw-bold);
  flex-shrink: 0;
}

.contact-meta-divider {
  display: inline-block;
  width: 1px;
  height: 14px;
  background: rgba(255, 255, 255, 0.25);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #1a1f2e;
  color: rgba(255, 255, 255, 0.75);
  padding: 3.5rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-brand .logo {
  color: #fff;
}

.footer-brand .logo-text-en {
  color: rgba(255, 255, 255, 0.55);
}

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.65);
  max-width: 360px;
}

.footer-title {
  font-size: 0.9375rem;
  font-weight: var(--fw-bold);
  color: #fff;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.footer-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-list a {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.875rem;
  transition: color var(--t-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-list a::before {
  content: "›";
  color: var(--color-primary);
  opacity: 0.6;
}

.footer-list a:hover {
  color: #fff;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item strong {
  display: block;
  color: #fff;
  font-weight: var(--fw-semibold);
  margin-bottom: 0.125rem;
  font-size: 0.875rem;
}

.footer-contact-item a {
  color: rgba(255, 255, 255, 0.65);
  font-family: var(--font-display);
}

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

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--t-fast);
}

.footer-bottom-links a:hover {
  color: #fff;
}

/* ========== 底部备案区（链接到工信部 / 公安部 / 工信部许可证官方查询地址） ========== */
.footer-records {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.10);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.75rem 1.75rem;
  font-size: 0.8125rem;
  line-height: 1.5;
}

.footer-record {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255, 255, 255, 0.62);
  text-decoration: none;
  transition: color var(--t-fast);
  white-space: nowrap;
}

.footer-record svg {
  width: 15px;
  height: 15px;
  color: var(--color-primary);
  flex-shrink: 0;
  opacity: 0.9;
}

.footer-record:hover {
  color: #fff;
}

.footer-record:hover svg {
  color: var(--color-gold);
  opacity: 1;
}

.footer-record-police svg {
  color: #f0c34a;
}

@media (max-width: 768px) {
  .footer-records {
    gap: 0.5rem 1rem;
    font-size: 0.75rem;
  }
  .footer-record {
    gap: 0.3rem;
  }
}