/* styles.css - 广州诺享科技有限公司官网样式 */

:root {
  --primary: #2563eb;
  --secondary: #f3f6fa;
  --text: #222;
  --footer-bg: #181c24;
  --footer-text: #fff;
  --card-bg: #fff;
  --card-shadow: 0 2px 12px rgba(37,99,235,0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Helvetica Neue', Helvetica, Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--text);
  background: var(--secondary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-size: 1.6rem;
  font-weight: bold;
  color: var(--primary);
  letter-spacing: 2px;
}
nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
}
nav li {
  font-size: 1rem;
  color: var(--text);
  cursor: pointer;
  transition: color 0.2s;
}
nav li:hover {
  color: var(--primary);
}

main {
  flex: 1;
  width: 100%;
}

.hero {
  background: linear-gradient(120deg, #2563eb 0%, #60a5fa 100%);
  color: #fff;
  text-align: center;
  padding: 72px 16px 56px 16px;
  position: relative;
}
.hero h1 {
  font-size: 2.6rem;
  margin-bottom: 18px;
  font-weight: 700;
  letter-spacing: 2px;
}
.hero p {
  font-size: 1.3rem;
  opacity: 0.95;
}

.services {
  padding: 48px 0 32px 0;
  background: var(--secondary);
  text-align: center;
}
.services h2 {
  font-size: 2rem;
  margin-bottom: 32px;
  color: var(--primary);
}
.service-list {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}
.service-card {
  background: var(--card-bg);
  box-shadow: var(--card-shadow);
  border-radius: 12px;
  padding: 32px 28px;
  min-width: 220px;
  max-width: 300px;
  font-size: 1.1rem;
  color: var(--text);
  transition: transform 0.2s, box-shadow 0.2s;
}
.service-card:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 6px 24px rgba(37,99,235,0.13);
}

.about {
  padding: 48px 16px 32px 16px;
  background: #fff;
  text-align: center;
}
.about h2 {
  color: var(--primary);
  font-size: 2rem;
  margin-bottom: 18px;
}
.about p {
  font-size: 1.1rem;
  color: #444;
}

.contact {
  padding: 48px 16px 32px 16px;
  background: var(--secondary);
  text-align: center;
}
.contact h2 {
  color: var(--primary);
  font-size: 2rem;
  margin-bottom: 18px;
}
.contact p {
  font-size: 1.1rem;
  color: #444;
}

footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  text-align: center;
  padding: 18px 8px 12px 8px;
  font-size: 1rem;
  position: relative;
}
footer a {
  color: #90cdf4;
  text-decoration: underline;
  margin-left: 6px;
  font-weight: 500;
}
footer a:hover {
  color: #fff;
}

@media (max-width: 900px) {
  .service-list {
    flex-direction: column;
    align-items: center;
    gap: 18px;
  }
  header {
    flex-direction: column;
    height: auto;
    padding: 12px 8px;
    gap: 8px;
  }
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.5rem;
  }
  .services h2, .about h2, .contact h2 {
    font-size: 1.2rem;
  }
  .service-card {
    padding: 18px 8px;
    min-width: 140px;
    font-size: 0.98rem;
  }
}