/* ============================================
   模板 7: caoyuan - 草原大漠
   风格:草绿+金沙蓝+蒙古包元素
   适配:内蒙古、新疆、西藏、青海等
   ============================================ */
:root {
  --c-bg: #F8F4E9;
  --c-bg-alt: #EBE0CC;
  --c-card: #FFFFFF;
  --c-text: #2D2418;
  --c-text-2: #5A4938;
  --c-text-3: #8A7860;
  --c-accent: #B8761E;
  --c-accent-2: #E6A957;
  --c-accent-3: #4A6741;
  --c-border: #E0D2B6;
  --c-grad-1: linear-gradient(135deg, #B8761E 0%, #8A4F0E 100%);
  --c-grad-2: linear-gradient(180deg, #E6A957 0%, #B8761E 100%);
  --c-grad-sky: linear-gradient(180deg, #D6E5F0 0%, #F8F4E9 60%);
  --font-body: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans CN","Noto Sans SC",-apple-system,BlinkMacSystemFont,sans-serif;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { font-size:16px; -webkit-font-smoothing:antialiased; scroll-behavior:smooth; }
body { font-family:var(--font-body); background:var(--c-bg); color:var(--c-text); line-height:1.8; overflow-x:hidden; }
a { color:inherit; text-decoration:none; }
img { max-width:100%; display:block; }
.container { max-width:1280px; margin:0 auto; padding:0 24px; }

/* Hero - 草原大漠 */
.cy-hero { position:relative; min-height:90vh; display:flex; flex-direction:column; background:var(--c-grad-sky); overflow:hidden; }
.cy-hero::before { content:""; position:absolute; top:0; left:0; right:0; height:50%; background:radial-gradient(ellipse 100% 80% at 30% 20%, #FFE8B0 0%, transparent 50%), radial-gradient(ellipse 60% 50% at 80% 30%, #FFD580 0%, transparent 60%); }
.cy-hero::after { content:""; position:absolute; bottom:0; left:0; right:0; height:35%; background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 60' preserveAspectRatio='none'><path d='M0 60 Q25 30 50 45 T100 35 T150 50 T200 30 L200 60 Z' fill='%23B8761E' opacity='0.3'/><path d='M0 60 Q30 50 60 55 T120 45 T180 55 T200 50 L200 60 Z' fill='%238A4F0E' opacity='0.25'/></svg>") center/100% 100% no-repeat; z-index:1; }
.cy-yurt { position:absolute; top:18%; right:6%; width:140px; height:140px; opacity:0.6; z-index:1; }
.cy-yurt::before, .cy-yurt::after { content:""; position:absolute; }
.cy-yurt::before { top:0; left:50%; transform:translateX(-50%); width:0; height:0; border-left:70px solid transparent; border-right:70px solid transparent; border-bottom:50px solid #B8761E; }
.cy-yurt::after { top:48px; left:0; width:140px; height:90px; background:linear-gradient(180deg, #E6A957 0%, #B8761E 100%); border-radius:0 0 70px 70px; box-shadow:0 8px 20px rgba(184,118,30,0.3); }
.cy-nav { padding:24px 0; position:relative; z-index:5; }
.cy-nav-inner { display:flex; justify-content:space-between; align-items:center; }
.cy-logo { display:flex; align-items:center; gap:10px; font-size:20px; font-weight:700; }
.cy-logo-ic { width:40px; height:40px; border-radius:50%; background:var(--c-grad-2); color:#fff; display:flex; align-items:center; justify-content:center; font-weight:800; }
.cy-logo span.tag { font-size:14px; color:var(--c-text-2); font-weight:400; padding-left:10px; margin-left:6px; border-left:1px solid var(--c-border); }
.cy-nav-links { display:flex; gap:28px; list-style:none; font-size:14px; }
.cy-nav-links a { color:var(--c-text-2); }
.cy-nav-links a:hover, .cy-nav-links a.cta { color:var(--c-accent); }
.cy-hero-body { flex:1; display:flex; align-items:center; padding:60px 0 120px; position:relative; z-index:3; }
.cy-eyebrow { display:inline-flex; align-items:center; gap:8px; padding:6px 18px; background:rgba(184,118,30,0.12); border:1px solid rgba(184,118,30,0.3); border-radius:999px; font-size:13px; color:var(--c-accent); margin-bottom:24px; font-weight:600; }
.cy-eyebrow::before { content:"🐎"; }
.cy-title { font-size:clamp(36px, 5.5vw, 62px); font-weight:800; line-height:1.2; margin-bottom:24px; letter-spacing:-0.5px; }
.cy-title em { font-style:normal; color:var(--c-accent); }
.cy-sub { font-size:17px; color:var(--c-text-2); max-width:760px; margin-bottom:36px; }
.cy-actions { display:flex; gap:16px; flex-wrap:wrap; }
.cy-btn { display:inline-flex; align-items:center; gap:8px; padding:14px 28px; border-radius:8px; font-size:15px; font-weight:600; transition:all .25s; cursor:pointer; }
.cy-btn-pri { background:var(--c-grad-1); color:#fff; box-shadow:0 8px 24px rgba(184,118,30,0.3); }
.cy-btn-pri:hover { transform:translateY(-2px); }
.cy-btn-ghost { background:rgba(184,118,30,0.08); border:1px solid var(--c-accent); color:var(--c-accent); }
.cy-stats { display:grid; grid-template-columns:repeat(4, 1fr); gap:24px; margin-top:64px; padding:28px; background:rgba(255,255,255,0.6); backdrop-filter:blur(20px); border:1px solid var(--c-border); border-radius:16px; }
.cy-stat-num { font-size:38px; font-weight:800; color:var(--c-accent); }
.cy-stat-num small { font-size:16px; }
.cy-stat-lbl { font-size:13px; color:var(--c-text-2); margin-top:4px; }

/* Section */
.cy-sec { padding:96px 0; position:relative; }
.cy-sec-alt { background:var(--c-bg-alt); }
.cy-head { text-align:center; margin-bottom:64px; }
.cy-eye { display:inline-block; font-size:12px; letter-spacing:3px; color:var(--c-accent); margin-bottom:12px; font-weight:700; }
.cy-h2 { font-size:clamp(28px, 3.5vw, 42px); font-weight:800; margin-bottom:16px; }
.cy-h2 em { font-style:normal; color:var(--c-accent); }
.cy-desc { font-size:16px; color:var(--c-text-2); max-width:700px; margin:0 auto; }

/* Cards */
.cy-grid { display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; }
.cy-card { background:var(--c-card); border:1px solid var(--c-border); border-radius:14px; padding:32px; transition:all .3s; position:relative; }
.cy-card::before { content:""; position:absolute; top:0; left:24px; right:24px; height:2px; background:var(--c-grad-2); transform:scaleX(0); transform-origin:left; transition:transform .3s; }
.cy-card:hover { transform:translateY(-4px); box-shadow:0 16px 40px rgba(184,118,30,0.12); }
.cy-card:hover::before { transform:scaleX(1); }
.cy-card-icon { width:52px; height:52px; background:linear-gradient(135deg, rgba(184,118,30,0.12), rgba(230,169,87,0.12)); color:var(--c-accent); display:flex; align-items:center; justify-content:center; margin-bottom:20px; border-radius:12px; }
.cy-card h3 { font-size:20px; margin-bottom:12px; }
.cy-card p { font-size:14px; color:var(--c-text-2); }
.cy-tags { display:flex; flex-wrap:wrap; gap:6px; margin-top:16px; }
.cy-tags li { list-style:none; font-size:12px; padding:3px 10px; background:rgba(184,118,30,0.1); color:var(--c-accent); border-radius:999px; }

/* Strength */
.cy-strength { display:grid; grid-template-columns:repeat(6, 1fr); gap:16px; margin-bottom:48px; }
.cy-strength-i { text-align:center; padding:28px 12px; background:var(--c-card); border:1px solid var(--c-border); border-radius:12px; }
.cy-strength-n { font-size:32px; font-weight:800; color:var(--c-accent); }
.cy-strength-s { font-size:13px; color:var(--c-text-2); margin-top:4px; }
.cy-strength-l { font-size:12px; color:var(--c-text-3); margin-top:8px; }

/* Cases */
.cy-cases { display:grid; grid-template-columns:repeat(2, 1fr); gap:24px; }
.cy-case { background:var(--c-card); border:1px solid var(--c-border); border-radius:14px; overflow:hidden; transition:all .3s; }
.cy-case:hover { transform:translateY(-4px); box-shadow:0 12px 32px rgba(184,118,30,0.1); }
.cy-case-cover { height:200px; position:relative; background:linear-gradient(135deg, #B8761E 0%, #4A6741 100%); }
.cy-case-cover::before { content:""; position:absolute; inset:0; background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 60' preserveAspectRatio='none'><path d='M0 60 Q25 30 50 45 T100 35 T150 50 T200 30 L200 60 Z' fill='%23ffffff' opacity='0.15'/></svg>") center/100% 100% no-repeat; }
.cy-case-tag { position:absolute; top:18px; left:18px; padding:4px 14px; background:rgba(255,255,255,0.95); border-radius:999px; font-size:12px; color:var(--c-accent); z-index:2; font-weight:600; }
.cy-case-body { padding:24px; }
.cy-case h4 { font-size:18px; margin-bottom:8px; }
.cy-case p { font-size:13px; color:var(--c-text-2); }

/* FAQ */
.cy-faq { max-width:880px; margin:0 auto; }
.cy-faq-i { background:var(--c-card); border:1px solid var(--c-border); border-radius:12px; margin-bottom:12px; padding:22px 26px; }
.cy-faq-i summary { list-style:none; cursor:pointer; display:flex; justify-content:space-between; align-items:center; font-size:16px; font-weight:600; }
.cy-faq-i summary::-webkit-details-marker { display:none; }
.cy-faq-i p { margin-top:14px; padding-top:14px; border-top:1px solid var(--c-border); font-size:14px; color:var(--c-text-2); }
.cy-faq-i summary::after { content:"+"; font-size:22px; color:var(--c-accent); }

/* Contact */
.cy-contact { display:grid; grid-template-columns:repeat(3, 1fr); gap:20px; }
.cy-contact-i { padding:32px; background:var(--c-card); border:1px solid var(--c-border); border-radius:14px; text-align:center; }
.cy-contact-i .ic { width:48px; height:48px; margin:0 auto 16px; background:var(--c-grad-1); color:#fff; display:flex; align-items:center; justify-content:center; border-radius:12px; }
.cy-contact-i .lb { font-size:13px; color:var(--c-text-3); }
.cy-contact-i .vl { font-size:18px; font-weight:700; margin:8px 0; }
.cy-contact-i .tp { font-size:12px; color:var(--c-text-3); }

/* Footer */
.cy-foot { background:linear-gradient(180deg, #2D2418 0%, #1A140E 100%); color:#D8C8A8; padding:64px 0 24px; }
.cy-foot h4 { font-size:14px; color:#E6A957; margin-bottom:16px; }
.cy-foot ul { list-style:none; }
.cy-foot li { font-size:13px; color:#A89878; margin-bottom:8px; }
.cy-foot a:hover { color:#E6A957; }
.cy-foot-main { display:grid; grid-template-columns:1.5fr 1fr 1fr 1fr; gap:48px; margin-bottom:48px; }
.cy-foot-brand p { font-size:13px; color:#A89878; margin-top:12px; }
.cy-foot-cities { padding:32px 0; border-top:1px solid rgba(230,169,87,0.2); border-bottom:1px solid rgba(230,169,87,0.2); }
.cy-foot-cities h5 { font-size:13px; color:#E6A957; margin-bottom:16px; }
.cy-foot-cities-grid { display:grid; grid-template-columns:repeat(10, 1fr); gap:8px 16px; }
.cy-foot-cities-grid a { font-size:12px; color:#A89878; }
.cy-foot-bot { padding-top:24px; text-align:center; font-size:12px; color:#7A6E58; }

@media (max-width: 980px) {
  .cy-grid, .cy-cases, .cy-contact { grid-template-columns:1fr; }
  .cy-strength { grid-template-columns:repeat(2, 1fr); }
  .cy-foot-main { grid-template-columns:1fr 1fr; }
  .cy-foot-cities-grid { grid-template-columns:repeat(4, 1fr); }
  .cy-nav-links { display:none; }
  .cy-stats { grid-template-columns:repeat(2, 1fr); }
  .cy-yurt { display:none; }
}