/* 6T体育 - 百度SEO友好响应式样式 */
:root {
  --primary: #0a7a3e;
  --primary-dark: #065c2e;
  --primary-light: #12a854;
  --accent: #e8b923;
  --bg: #f5f7fa;
  --card: #ffffff;
  --text: #1a1a1a;
  --text-muted: #5a6570;
  --border: #e2e8f0;
  --live: #e53e3e;
  --upcoming: #3182ce;
  --finished: #718096;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary-dark); }

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

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--text);
}

.logo-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 1.1rem;
}

.logo-text { color: var(--primary-dark); }

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 8px;
}

.main-nav a {
  display: block;
  padding: 8px 14px;
  color: var(--text-muted);
  font-weight: 500;
  border-radius: 8px;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--primary);
  background: rgba(10,122,62,0.08);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, #064e2a 0%, #0a7a3e 50%, #0d9a4a 100%);
  color: #fff;
  padding: 72px 0 64px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.hero-subtitle {
  font-size: 1.1rem;
  opacity: 0.92;
  max-width: 640px;
  margin: 0 auto 28px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.stat-item { text-align: center; }
.stat-num {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
}
.stat-label {
  font-size: 0.9rem;
  opacity: 0.85;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #1a1a1a;
}
.btn-primary:hover {
  background: #f0c93a;
  color: #1a1a1a;
}

.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}
.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

.section .btn-outline {
  border-color: var(--primary);
  color: var(--primary);
}
.section .btn-outline:hover {
  background: rgba(10,122,62,0.08);
}

/* Sections */
.section {
  padding: 56px 0;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 8px;
  color: var(--text);
}

.section-desc {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 36px;
  font-size: 0.98rem;
}

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(0,0,0,0.09);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Score table */
.score-table-wrap {
  overflow-x: auto;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.score-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 480px;
}

.score-table th,
.score-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.score-table th {
  background: #f0f4f8;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.score-table tr:last-child td { border-bottom: none; }

.score-table .score {
  font-weight: 700;
  font-size: 1.1rem;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge.live { background: #fed7d7; color: var(--live); }
.badge.upcoming { background: #bee3f8; color: var(--upcoming); }
.badge.finished { background: #e2e8f0; color: var(--finished); }

/* Cover */
.cover-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.cover-item {
  background: var(--card);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.cover-item h3 {
  color: var(--primary);
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.cover-item p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* News */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.news-card {
  background: var(--card);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.news-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.news-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  line-height: 1.4;
}

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

.news-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* Advantages */
.advantages {
  background: linear-gradient(180deg, #eef7f1 0%, var(--bg) 100%);
}

.adv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.adv-item {
  text-align: center;
  padding: 20px;
}

.adv-item h3 {
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.adv-item p { color: var(--text-muted); }

/* Page header for inner pages */
.page-header {
  background: linear-gradient(135deg, #064e2a, #0a7a3e);
  color: #fff;
  padding: 48px 0 40px;
  text-align: center;
}

.page-header h1 {
  font-size: 1.9rem;
  margin-bottom: 8px;
}

.page-header p {
  opacity: 0.9;
  font-size: 1rem;
}

/* About / content pages */
.content-block {
  background: var(--card);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 24px;
}

.content-block h2 {
  font-size: 1.3rem;
  margin-bottom: 14px;
  color: var(--primary-dark);
  border-left: 4px solid var(--primary);
  padding-left: 12px;
}

.content-block p {
  color: var(--text-muted);
  margin-bottom: 12px;
}

.content-block ul {
  margin: 12px 0 12px 20px;
  color: var(--text-muted);
}

.content-block li { margin-bottom: 6px; }

/* Contact form */
.contact-form {
  display: grid;
  gap: 16px;
  max-width: 520px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(10,122,62,0.15);
}

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

/* Footer */
.site-footer {
  background: #0d1f15;
  color: #c8d6ce;
  padding: 48px 0 24px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-brand .logo { margin-bottom: 12px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand p { font-size: 0.9rem; opacity: 0.85; max-width: 320px; }

.footer-links h4 {
  color: #fff;
  margin-bottom: 14px;
  font-size: 1rem;
}

.footer-links ul { list-style: none; }
.footer-links a {
  color: #a8bdb0;
  font-size: 0.92rem;
  display: block;
  padding: 4px 0;
}
.footer-links a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.75;
}

.seo-note { margin-top: 6px; font-size: 0.8rem; }

.text-center { text-align: center; }
.mt-2 { margin-top: 24px; }

/* Responsive */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  
  .main-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--card);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  
  .main-nav.open { max-height: 320px; }
  
  .main-nav ul {
    flex-direction: column;
    padding: 12px 20px 16px;
    gap: 4px;
  }
  
  .main-nav a { padding: 12px 14px; }
  
  .hero { padding: 48px 0 40px; }
  .hero-stats { gap: 24px; }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .section { padding: 40px 0; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.6rem; }
  .btn { padding: 10px 20px; font-size: 0.9rem; }
}