/* ===== XILET · CTA / 页脚 / 移动端 ===== */

/* CTA */
/* CTA：独立圆角卡片，与页脚明确分离 */
.cta{padding:0;margin:var(--sp-5) 0 0;background:transparent}
.cta-inner{background:linear-gradient(135deg,var(--blue-800),var(--blue-600));color:#fff;padding:46px 40px;border-radius:14px;position:relative;overflow:hidden;text-align:center;box-shadow:0 12px 32px rgba(15,45,90,.18)}
.cta-inner::before{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border:1px solid rgba(255,255,255,.10);border-radius:50%;pointer-events:none}
.cta-inner::after{content:"";position:absolute;left:-40px;bottom:-80px;width:200px;height:200px;border:1px solid rgba(255,255,255,.08);border-radius:50%;pointer-events:none}
.cta h2{font-family:var(--font-title);font-size:var(--fs-h2);font-weight:700;margin-bottom:10px;letter-spacing:.03em;position:relative;z-index:1}
.cta p{font-size:var(--fs-sm);color:rgba(255,255,255,.80);margin-bottom:24px;position:relative;z-index:1}
.cta-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1}
.btn-solid,.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:44px;padding:11px 26px;font-size:var(--fs-sm);border-radius:var(--radius-sm);transition:all var(--ease-normal);white-space:nowrap}
.btn-solid{background:#fff;color:var(--blue-800);font-weight:600;box-shadow:0 4px 12px rgba(0,0,0,.12)}
.btn-solid:hover{background:var(--gold-lt);transform:translateY(-1px)}
.btn-outline{border:1px solid rgba(255,255,255,.5);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-solid svg,.btn-outline svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.8}
@media(max-width:767px){.cta-btns{flex-direction:column}.btn-solid,.btn-outline{width:100%}}

/* 页脚 */
.footer{background:var(--blue-900);color:rgba(255,255,255,.62);font-size:var(--fs-sm);padding-top:var(--sp-5)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:0}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:var(--sp-4)}}
.f-acc{border-bottom:1px solid rgba(255,255,255,.1)}
.f-acc-head{display:flex;align-items:center;justify-content:space-between;width:100%;padding:15px 0;font-size:var(--fs-body);color:#fff;font-weight:500}
.f-acc-head svg{width:14px;height:14px;stroke:rgba(255,255,255,.5);fill:none;stroke-width:2;transition:transform var(--ease-normal)}
.f-acc.open .f-acc-head svg{transform:rotate(180deg)}
.f-acc-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--ease-normal)}
.f-acc.open .f-acc-body{grid-template-rows:1fr}
.f-acc-inner{overflow:hidden;padding-bottom:0}
.f-acc.open .f-acc-inner{padding-bottom:14px}
@media(min-width:768px){
  .f-acc{border-bottom:0}
  .f-acc-head{padding:0 0 14px;font-size:var(--fs-sm);color:#fff;font-weight:600;letter-spacing:.06em;pointer-events:none}
  .f-acc-head svg{display:none}
  .f-acc-body{grid-template-rows:1fr !important}
  .f-acc-inner{overflow:visible;padding-bottom:0 !important}
}
.f-brand b{display:block;font-family:var(--font-title);font-size:18px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:10px}
.f-brand p{font-size:var(--fs-xs);line-height:1.8;color:rgba(255,255,255,.5);max-width:300px;padding-bottom:18px}
.f-links li{margin-bottom:9px}
.f-links a{color:rgba(255,255,255,.62);font-size:var(--fs-sm);transition:color var(--ease-fast)}
.f-links a:hover{color:var(--gold-lt)}
.f-contact li{display:flex;gap:8px;margin-bottom:10px;font-size:var(--fs-sm);color:rgba(255,255,255,.62);line-height:1.6}
.f-contact svg{width:13px;height:13px;stroke:var(--gold-lt);fill:none;stroke-width:1.6;flex-shrink:0;margin-top:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;margin-top:var(--sp-3);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:var(--fs-xs);color:rgba(255,255,255,.4)}
@media(min-width:768px){.footer-bottom{margin-top:0}}

/* 移动端底部导航 */
.tabbar{display:none}
@media(max-width:767px){
  .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -2px 10px rgba(10,37,64,.07)}
  .tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;height:54px;font-size:10.5px;color:var(--muted);transition:color var(--ease-fast)}
  .tabbar a svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.7}
  .tabbar a.active{color:var(--blue-700)}
  body{padding-bottom:54px}
}

/* 回顶 */
.to-top{position:fixed;right:16px;bottom:72px;width:40px;height:40px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transition:all var(--ease-normal);z-index:45}
.to-top.show{opacity:1;visibility:visible}
.to-top svg{width:16px;height:16px;stroke:var(--blue-700);fill:none;stroke-width:2}
@media(min-width:768px){.to-top{bottom:32px;right:32px;width:44px;height:44px}}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease-normal),transform .6s var(--ease-normal)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}}