/* ========================================
   剑雅网络科技 — 招聘网站样式
   ======================================== */

:root {
  --blue: #0066CC;
  --blue-light: #0077ED;
  --blue-bg: #F0F7FF;
  --dark: #1D1D1F;
  --gray: #86868B;
  --light: #F5F5F7;
  --white: #FFFFFF;
  --border: #E8E8ED;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navigation */
.navbar {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  padding: 0 24px;
}

.nav-container {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
  font-size: 15px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  text-decoration: none;
  color: var(--gray);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-cta {
  background: var(--blue) !important;
  color: var(--white) !important;
  padding: 8px 18px;
  border-radius: 80px;
  transition: background 0.2s !important;
}

.nav-cta:hover { background: var(--blue-light) !important; }

/* Hero */
.hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: 100px 24px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-label {
  display: inline-block;
  background: var(--blue-bg);
  color: var(--blue);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.hero-title {
  font-size: clamp(40px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 16px;
}

.hero-subtitle {
  color: var(--gray);
  font-size: 17px;
  max-width: 440px;
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero-btn {
  display: inline-block;
  background: var(--blue);
  color: var(--white);
  text-decoration: none;
  padding: 14px 28px;
  border-radius: 80px;
  font-size: 15px;
  font-weight: 600;
  transition: background 0.2s, transform 0.2s;
}

.hero-btn:hover { background: var(--blue-light); transform: translateY(-1px); }

/* Code Window */
.code-window {
  background: #1E1E1E;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}

.code-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 18px;
  background: #2D2D2D;
  border-bottom: 1px solid #3D3D3D;
}

.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot.red { background: #FF5F56; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #27C93F; }

.code-title {
  margin-left: 12px;
  color: #9D9D9D;
  font-size: 12px;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

.code-body {
  padding: 24px;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 13px;
  line-height: 1.8;
  overflow-x: auto;
}

.code-body .keyword { color: #C678DD; }
.code-body .var { color: #E5C07B; }
.code-body .key { color: #61AFEF; }
.code-body .str { color: #98C379; }
.code-body .num { color: #D19A66; }
.code-body .func { color: #61AFEF; }

/* Values */
.values {
  background: var(--light);
  padding: 100px 24px;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 56px;
}

.section-header h2 {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}

.section-header p {
  color: var(--gray);
  font-size: 16px;
}

.values-grid {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.value-card {
  background: var(--white);
  border-radius: 16px;
  padding: 32px 24px;
  box-shadow: var(--shadow);
  transition: transform 0.2s;
}

.value-card:hover { transform: translateY(-4px); }

.value-icon { font-size: 36px; margin-bottom: 16px; }

.value-card h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.value-card p {
  color: var(--gray);
  font-size: 14px;
  line-height: 1.6;
}

/* Jobs */
.jobs {
  max-width: 1080px;
  margin: 0 auto;
  padding: 100px 24px;
}

.jobs-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.job-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
  gap: 24px;
}

.job-card:hover {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(0,102,204,0.06);
}

.job-info { flex: 1; }

.job-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
}

.job-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.tag {
  background: var(--blue-bg);
  color: var(--blue);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 20px;
}

.job-desc {
  color: var(--gray);
  font-size: 14px;
  max-width: 560px;
}

.job-apply {
  flex-shrink: 0;
  background: var(--blue);
  color: var(--white);
  text-decoration: none;
  padding: 10px 24px;
  border-radius: 80px;
  font-size: 14px;
  font-weight: 600;
  transition: background 0.2s;
  white-space: nowrap;
}

.job-apply:hover { background: var(--blue-light); }

/* About */
.about {
  background: var(--light);
  padding: 100px 24px;
}

.about-grid {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.about-card {
  background: var(--white);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
  box-shadow: var(--shadow);
}

.about-num {
  display: block;
  font-size: 36px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 6px;
}

.about-label {
  color: var(--gray);
  font-size: 14px;
}

.about-text {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  color: var(--gray);
  font-size: 15px;
  line-height: 1.8;
}

/* Contact */
.contact {
  max-width: 1080px;
  margin: 0 auto;
  padding: 100px 24px;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.contact-card {
  background: var(--light);
  border-radius: 16px;
  padding: 36px 28px;
  text-align: center;
  transition: transform 0.2s;
}

.contact-card:hover { transform: translateY(-4px); }

.contact-icon { font-size: 40px; margin-bottom: 16px; }

.contact-card h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
}

.contact-card p {
  color: var(--gray);
  font-size: 14px;
  margin-bottom: 16px;
}

.contact-card a {
  color: var(--blue);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.contact-card a:hover { text-decoration: underline; }

/* Footer */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: 40px 24px;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 12px;
  font-weight: 600;
  font-size: 15px;
}

.footer-copy {
  color: rgba(255,255,255,0.45);
  font-size: 13px;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; }

  .hero {
    grid-template-columns: 1fr;
    padding: 60px 24px 48px;
    gap: 40px;
  }

  .hero-title { font-size: 38px; }

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

  .contact-cards { grid-template-columns: 1fr; }

  .job-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .job-apply { align-self: flex-start; }
}

@media (max-width: 480px) {
  .values-grid,
  .about-grid { grid-template-columns: 1fr; }
}