/* ============================================
   子页面通用样式
   ============================================ */

.page-hero {
  position: relative;
  padding: 160px 0 80px;
  background: var(--gradient-dark);
  color: #fff;
  overflow: hidden;
  text-align: center;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(0, 212, 255, 0.25), transparent 50%),
    radial-gradient(circle at 70% 50%, rgba(10, 76, 255, 0.4), transparent 50%);
}

.page-hero::after {
  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: 60px 60px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.page-hero .breadcrumb {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.page-hero .breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
}

.page-hero .breadcrumb a:hover {
  color: #fff;
}

.page-hero h1 {
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.page-hero h1 .gradient {
  background: linear-gradient(135deg, #00d4ff, #4d7dff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-hero p {
  font-size: 17px;
  max-width: 720px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.8;
}

@media (max-width: 768px) {
  .page-hero {
    padding: 120px 0 60px;
  }
  .page-hero h1 {
    font-size: 32px;
  }
  .page-hero p {
    font-size: 15px;
  }
}

/* ========== 关于我们 ========== */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-intro .text h2 {
  font-size: 34px;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.3;
}

.about-intro .text p {
  font-size: 16px;
  color: var(--color-text-soft);
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 460px;
  background: var(--gradient-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(0, 212, 255, 0.4), transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(10, 76, 255, 0.5), transparent 60%);
}

.about-visual .badge {
  position: relative;
  z-index: 2;
  padding: 30px 50px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  text-align: center;
  color: #fff;
}

.about-visual .badge .big {
  font-size: 56px;
  font-weight: 800;
  background: linear-gradient(135deg, #00d4ff, #fff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 8px;
}

.about-visual .badge .lbl {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

/* 愿景使命 */
.vmv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.vmv-card {
  padding: 40px 32px;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.vmv-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.vmv-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 22px;
  box-shadow: 0 10px 24px rgba(10, 76, 255, 0.3);
}

.vmv-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 14px;
}

.vmv-card p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-soft);
}

/* 时间线 */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 30px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
}

.timeline-item {
  position: relative;
  padding-bottom: 36px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--color-primary);
}

.timeline-item .year {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.timeline-item h4 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
}

.timeline-item p {
  font-size: 14px;
  color: var(--color-text-soft);
  line-height: 1.7;
}

@media (max-width: 768px) {
  .about-intro {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .about-intro .text h2 {
    font-size: 26px;
  }
  .about-visual {
    height: 320px;
  }
  .vmv-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== 业务详情 ========== */
.biz-block {
  padding: 80px 0;
  scroll-margin-top: 80px;
}

.biz-block:nth-child(even) {
  background: var(--color-bg-soft);
}

.biz-detail {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: center;
}

.biz-block:nth-child(even) .biz-detail {
  grid-template-columns: 1.1fr 1fr;
}

.biz-block:nth-child(even) .biz-detail .biz-text {
  order: 2;
}

.biz-text .num-tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  border-radius: 999px;
  margin-bottom: 18px;
}

.biz-text h2 {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 22px;
}

.biz-text > p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--color-text-soft);
  margin-bottom: 28px;
}

.feature-list {
  display: grid;
  gap: 16px;
}

.feature-list li {
  display: flex;
  gap: 16px;
  padding: 18px 22px;
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all 0.25s ease;
}

.feature-list li:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
  transform: translateX(4px);
}

.feature-list .ic {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(10, 76, 255, 0.12), rgba(0, 212, 255, 0.12));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-weight: 700;
}

.feature-list h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-list p {
  font-size: 14px;
  color: var(--color-text-soft);
  line-height: 1.7;
}

.biz-visual {
  position: relative;
  height: 460px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--gradient-dark);
  padding: 40px;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.biz-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(0, 212, 255, 0.35), transparent 50%),
    radial-gradient(circle at 30% 70%, rgba(10, 76, 255, 0.4), transparent 50%);
}

.biz-visual > * {
  position: relative;
  z-index: 2;
}

.biz-visual .vlabel {
  font-size: 13px;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.6);
}

.biz-visual .vtitle {
  font-size: 32px;
  font-weight: 800;
  margin-top: 8px;
  line-height: 1.3;
}

.biz-visual .vchips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.biz-visual .vchips span {
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  font-size: 13px;
  backdrop-filter: blur(10px);
}

.biz-visual .vstats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.biz-visual .vstat .n {
  font-size: 28px;
  font-weight: 800;
  background: linear-gradient(135deg, #00d4ff, #fff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.biz-visual .vstat .l {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 768px) {
  .biz-detail,
  .biz-block:nth-child(even) .biz-detail {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .biz-block:nth-child(even) .biz-detail .biz-text {
    order: 0;
  }
  .biz-text h2 {
    font-size: 26px;
  }
  .biz-visual {
    height: auto;
    padding: 30px;
  }
  .biz-visual .vtitle {
    font-size: 22px;
  }
}

/* ========== 解决方案 ========== */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.scenario-card {
  position: relative;
  padding: 36px 32px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
  overflow: hidden;
}

.scenario-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.scenario-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.scenario-card:hover::after {
  transform: scaleX(1);
}

.scenario-card .ic {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(10, 76, 255, 0.1), rgba(0, 212, 255, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 22px;
}

.scenario-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
}

.scenario-card p {
  font-size: 14px;
  color: var(--color-text-soft);
  line-height: 1.8;
  margin-bottom: 18px;
}

.scenario-card .targets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.scenario-card .targets span {
  font-size: 12px;
  padding: 4px 10px;
  background: var(--color-bg-soft);
  color: var(--color-primary);
  border-radius: 999px;
}

@media (max-width: 768px) {
  .scenario-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== 新闻列表 ========== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s ease;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.news-cover {
  height: 200px;
  background: var(--gradient-primary);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 1px;
}

.news-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(0, 212, 255, 0.5), transparent 60%);
}

.news-cover span {
  position: relative;
  z-index: 2;
}

.news-card:nth-child(2) .news-cover {
  background: linear-gradient(135deg, #6c4dff, #0a4cff);
}

.news-card:nth-child(3) .news-cover {
  background: linear-gradient(135deg, #00d4ff, #4d7dff);
}

.news-card:nth-child(4) .news-cover {
  background: linear-gradient(135deg, #0a4cff, #06112e);
}

.news-card:nth-child(5) .news-cover {
  background: linear-gradient(135deg, #4d7dff, #6c4dff);
}

.news-card:nth-child(6) .news-cover {
  background: linear-gradient(135deg, #00d4ff, #0a4cff);
}

.news-body {
  padding: 26px 28px 30px;
}

.news-meta {
  display: flex;
  gap: 12px;
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.news-meta .tag {
  color: var(--color-primary);
  font-weight: 600;
}

.news-card h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 12px;
  transition: color 0.2s ease;
}

.news-card:hover h3 {
  color: var(--color-primary);
}

.news-card p {
  font-size: 14px;
  color: var(--color-text-soft);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

@media (max-width: 768px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== 联系我们 ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
}

.contact-info h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
}

.contact-info > p {
  font-size: 16px;
  color: var(--color-text-soft);
  line-height: 1.8;
  margin-bottom: 36px;
}

.contact-list {
  display: grid;
  gap: 18px;
}

.contact-list li {
  display: flex;
  gap: 16px;
  padding: 22px;
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.contact-list .ic {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(10, 76, 255, 0.12), rgba(0, 212, 255, 0.12));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.contact-list h4 {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 4px;
  font-weight: 500;
}

.contact-list .v {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
}

.contact-form {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.contact-form h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 24px;
}

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

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(10, 76, 255, 0.12);
}

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

.form-tip {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 12px;
}

@media (max-width: 960px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .contact-form {
    padding: 28px 22px;
  }
}