/* 开云体育 kai-yun.autos 站点样式 */
:root {
  --primary: #1a5f2a;
  --primary-dark: #0d3d18;
  --primary-light: #2d8a42;
  --accent: #f5a623;
  --accent-hover: #e09010;
  --bg: #f8faf9;
  --bg-card: #ffffff;
  --text: #1a1a2e;
  --text-muted: #5a6270;
  --border: #e2e8f0;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --radius: 12px;
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
}

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

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

a:hover {
  color: var(--accent);
}

/* Header */
.site-header {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-link img {
  height: 48px;
  width: auto;
  border-radius: 6px;
}

.logo-text {
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.logo-text span {
  color: var(--accent);
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 6px;
  flex-wrap: wrap;
}

.main-nav a {
  color: rgba(255, 255, 255, 0.9);
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 500;
}

.main-nav a:hover,
.main-nav a.active {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.nav-cta {
  display: flex;
  gap: 10px;
}

/* 汉堡菜单按钮 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.2s;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.22);
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.site-header.is-open .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-header.is-open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-header.is-open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.header-nav-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  top: 70px;
  background: rgba(0, 0, 0, 0.45);
  z-index: 999;
}

.nav-overlay.is-visible {
  display: block;
}

body.nav-locked {
  overflow: hidden;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: #1a1a2e;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #1a1a2e;
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.btn-green {
  background: var(--primary);
  color: #fff;
}

.btn-green:hover {
  background: var(--primary-dark);
  color: #fff;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 60%, #3da85a 100%);
  color: #fff;
  padding: 60px 20px 80px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--bg);
  clip-path: ellipse(55% 100% at 50% 100%);
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 2.2rem;
  line-height: 1.3;
  margin-bottom: 20px;
  font-weight: 800;
}

.hero-content p {
  font-size: 1.1rem;
  opacity: 0.92;
  margin-bottom: 28px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.hero-image img {
  width: 100%;
  object-fit: cover;
}

/* Main content */
.main-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 20px 60px;
}

.section {
  margin-bottom: 56px;
}

.section-header {
  text-align: center;
  margin-bottom: 36px;
}

.section-header h2 {
  font-size: 1.75rem;
  color: var(--primary-dark);
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: "";
  display: block;
  width: 60px;
  height: 4px;
  background: var(--accent);
  margin: 10px auto 0;
  border-radius: 2px;
}

.section-header p {
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto;
}

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

.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid var(--border);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.card-img {
  height: 180px;
  overflow: hidden;
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: 20px;
}

.card-body h3 {
  font-size: 1.15rem;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

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

/* Feature boxes */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
}

.feature-box {
  background: var(--bg-card);
  padding: 28px 24px;
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
  box-shadow: var(--shadow);
}

.feature-box h3 {
  font-size: 1.1rem;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

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

/* Article content */
.article-content h2 {
  font-size: 1.5rem;
  color: var(--primary-dark);
  margin: 36px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

.article-content h3 {
  font-size: 1.2rem;
  color: var(--primary);
  margin: 28px 0 12px;
}

.article-content p {
  margin-bottom: 16px;
  color: var(--text);
}

.article-content ul,
.article-content ol {
  margin: 0 0 16px 24px;
  color: var(--text);
}

.article-content li {
  margin-bottom: 8px;
}

.article-content a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.faq-item h3 {
  font-size: 1.05rem;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

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

/* Partners */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 20px;
  align-items: center;
}

.partner-item {
  background: var(--bg-card);
  padding: 16px;
  border-radius: var(--radius);
  text-align: center;
  border: 1px solid var(--border);
  transition: box-shadow 0.2s;
}

.partner-item:hover {
  box-shadow: var(--shadow);
}

.partner-item img {
  max-height: 80px;
  margin: 0 auto;
  object-fit: contain;
}

.partner-item p {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* CTA banner */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  padding: 48px 32px;
  border-radius: var(--radius);
  text-align: center;
  margin: 40px 0;
}

.cta-banner h2 {
  font-size: 1.6rem;
  margin-bottom: 14px;
}

.cta-banner p {
  opacity: 0.9;
  margin-bottom: 24px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn-primary {
  font-size: 1.05rem;
  padding: 14px 32px;
}

/* Breadcrumb */
.breadcrumb {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 20px 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--primary);
}

.breadcrumb span {
  margin: 0 8px;
}

/* Page header */
.page-header {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
  padding: 48px 20px;
  text-align: center;
}

.page-header h1 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.page-header p {
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

/* Form pages */
.form-section {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.form-card {
  background: var(--bg-card);
  padding: 36px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.form-card h2 {
  font-size: 1.4rem;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.form-card .subtitle {
  color: var(--text-muted);
  margin-bottom: 24px;
  font-size: 0.95rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
}

.form-group input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 95, 42, 0.15);
}

.form-submit {
  width: 100%;
  margin-top: 8px;
}

.form-links {
  text-align: center;
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-side {
  padding: 20px 0;
}

.form-side img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.form-side h3 {
  font-size: 1.2rem;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.form-side p {
  color: var(--text-muted);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

/* Error pages */
.error-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
}

.error-code {
  font-size: 6rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 16px;
}

.error-page h1 {
  font-size: 1.6rem;
  margin-bottom: 12px;
  color: var(--primary-dark);
}

.error-page p {
  color: var(--text-muted);
  margin-bottom: 28px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* Footer */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 48px 20px 24px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 36px;
}

.footer-brand img {
  height: 44px;
  border-radius: 6px;
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  opacity: 0.8;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9rem;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.7;
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
  counter-reset: step;
}

.step-item {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius);
  text-align: center;
  border: 1px solid var(--border);
  position: relative;
}

.step-num {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 14px;
}

.step-item h3 {
  font-size: 1rem;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.step-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Table of contents */
.toc {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 32px;
}

.toc h2 {
  font-size: 1.1rem;
  color: var(--primary-dark);
  margin-bottom: 14px;
}

.toc ol {
  margin-left: 20px;
}

.toc li {
  margin-bottom: 6px;
}

.toc a {
  font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .form-section {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .header-inner {
    flex-wrap: nowrap;
    gap: 12px;
    padding: 12px 20px;
    position: relative;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .header-nav-wrap {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 100%);
    padding: 8px 16px 20px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1001;
  }

  .site-header.is-open .header-nav-wrap {
    display: flex;
  }

  .main-nav {
    width: 100%;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 4px;
    width: 100%;
  }

  .main-nav a {
    display: block;
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: 8px;
  }

  .nav-cta {
    flex-direction: column;
    width: 100%;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    gap: 10px;
  }

  .nav-cta .btn {
    width: 100%;
    padding: 13px 22px;
    font-size: 1rem;
  }
}

@media (max-width: 600px) {
  .hero-content h1 {
    font-size: 1.6rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* 顶部广告栏 */
.ads-bar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  padding: 12px 16px;
}

.ads-bar #ads {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px 16px;
  background: transparent;
  max-width: var(--max-width);
  margin: 0 auto;
}

.ads-bar #ads > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 80px;
  box-sizing: border-box;
}

.ads-bar #ads img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: 0 6px 18px rgba(24, 24, 24, 0.12);
  transition: transform 180ms ease, box-shadow 180ms ease;
  display: block;
  border: none;
  background: linear-gradient(135deg, #fff, #fff);
  cursor: pointer;
}

.ads-bar #ads a {
  display: inline-block;
  text-decoration: none;
  border-radius: 15px;
}

.ads-bar #ads a:hover img,
.ads-bar #ads a:active img {
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 10px 24px rgba(24, 24, 24, 0.2);
}

.ads-bar #ads figcaption,
.ads-bar #ads .caption {
  height: 18px;
  line-height: 18px;
  font-size: 12px;
  color: #444;
  text-align: center;
  max-width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 6px;
  font-weight: 500;
}

@media (max-width: 600px) {
  .ads-bar {
    padding: 10px 12px;
  }

  .ads-bar #ads {
    gap: 10px 14px;
  }

  .ads-bar #ads > div {
    width: 72px;
  }

  .ads-bar #ads img {
    width: 68px;
    height: 68px;
  }
}
.hero-content p a{
  color: #e09010;
}