@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@500;600;700&display=swap');

:root{
  --primary:#0EA5E9;
  --primary-deep:#0369A1;
  --secondary:#38BDF8;
  --cta:#F97316;
  --cta-deep:#EA580C;
  --gold:#FACC15;
  --bg:#F0F9FF;
  --text:#0C4A6E;
  --text-soft:#475569;
  --white:#ffffff;
  --radius-lg:24px;
  --radius-md:16px;
  --shadow-card:0 8px 30px rgba(2,132,199,.12);
  --shadow-cta:0 6px 20px rgba(249,115,22,.35);
  --font-num:'Fredoka','Segoe UI',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:none}
.container{width:min(1140px,92%);margin:0 auto}

/* ===== 顶部导航 ===== */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:14px 0;
  transition:background .25s,box-shadow .25s,padding .25s;
}
.navbar.scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  box-shadow:0 2px 16px rgba(2,132,199,.15);
  padding:8px 0;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{width:44px;height:44px;border-radius:12px;box-shadow:0 2px 8px rgba(2,132,199,.3)}
.brand-name{font-size:1.15rem;font-weight:800;color:var(--text)}
.brand-name small{display:block;font-size:.68rem;font-weight:600;color:var(--primary);letter-spacing:.12em}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{
  padding:8px 16px;border-radius:999px;font-size:.95rem;font-weight:600;
  color:var(--text);transition:background .2s,color .2s;
}
.nav-links a:hover{background:rgba(14,165,233,.12);color:var(--primary)}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--cta),#FB923C);
  color:#fff !important;padding:9px 22px;border-radius:999px;
  font-weight:700;box-shadow:var(--shadow-cta);transition:filter .2s;
}
.nav-cta:hover{filter:brightness(1.08);background:linear-gradient(135deg,var(--cta),#FB923C)}
.hamburger{display:none;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.9);
  box-shadow:var(--shadow-card);align-items:center;justify-content:center}
.hamburger svg{width:22px;height:22px;stroke:var(--text)}
.mobile-menu{
  display:none;position:fixed;top:64px;left:4%;right:4%;z-index:99;
  background:rgba(255,255,255,.97);border-radius:var(--radius-md);
  box-shadow:0 16px 40px rgba(2,132,199,.2);padding:10px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 18px;border-radius:12px;font-weight:600;transition:background .2s}
.mobile-menu a:hover{background:rgba(14,165,233,.1)}

/* ===== Hero ===== */
.hero{
  position:relative;min-height:92vh;display:flex;align-items:flex-end;
  background:#0EA5E9;
}
.hero-bg{position:absolute;inset:0;overflow:hidden}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(12,74,110,.05) 40%,rgba(240,249,255,.55) 78%,var(--bg) 100%);
}
.hero-content{position:relative;z-index:2;width:100%;padding:120px 0 40px}
.hero-card{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:rgba(255,255,255,.88);backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.9);
  border-radius:var(--radius-lg);padding:26px 30px;box-shadow:0 20px 60px rgba(2,132,199,.25);
}
.hero-info h1{font-size:clamp(1.7rem,4vw,2.5rem);font-weight:900;letter-spacing:.02em}
.hero-info h1 .accent{
  background:linear-gradient(120deg,#F97316,#EF4444);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 12px}
.tag{
  font-size:.8rem;font-weight:700;padding:4px 14px;border-radius:999px;
  background:rgba(14,165,233,.12);color:var(--primary-deep);
}
.tag.hot{background:linear-gradient(120deg,#F97316,#EF4444);color:#fff}
.hero-slogan{color:var(--text-soft);font-size:.95rem;max-width:520px}
.countdown-wrap{display:flex;align-items:center;gap:12px;margin-top:14px;flex-wrap:wrap}
.countdown-label{font-size:.85rem;font-weight:700;color:var(--primary-deep)}
.countdown{display:flex;align-items:center;gap:6px;font-family:var(--font-num)}
.cd-box{
  min-width:52px;padding:8px 6px;text-align:center;border-radius:12px;
  background:linear-gradient(160deg,#0EA5E9,#0369A1);color:#fff;
  font-size:1.35rem;font-weight:700;line-height:1.1;box-shadow:0 4px 12px rgba(3,105,161,.3);
}
.cd-box small{display:block;font-size:.62rem;font-weight:600;opacity:.85;font-family:'PingFang SC','Microsoft YaHei',sans-serif}
.cd-sep{font-weight:700;color:var(--primary-deep)}
.cd-done{
  display:none;font-family:var(--font-num);font-weight:700;color:#fff;
  background:linear-gradient(120deg,#F97316,#EF4444);padding:10px 20px;border-radius:12px;
  box-shadow:var(--shadow-cta);
}
.hero-actions{display:flex;flex-direction:column;gap:12px}
.hero-qr{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}
.hero-qr-code{width:128px;height:128px;background:#fff;border-radius:14px;padding:6px;box-shadow:0 6px 18px rgba(2,132,199,.2)}
.hero-qr-code img,.hero-qr-code canvas{display:block;width:116px !important;height:116px !important}
.hero-qr span{font-size:.78rem;color:var(--text-soft);font-weight:600}
.final-cta .hero-qr{margin-top:18px}
.final-cta .hero-qr span{color:rgba(255,255,255,.85)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 34px;border-radius:999px;font-size:1.02rem;font-weight:800;
  transition:transform .2s,filter .2s,box-shadow .2s;
}
.btn svg{width:20px;height:20px;flex:none}
.btn-cta{
  background:linear-gradient(135deg,#F97316,#FB923C);color:#fff;box-shadow:var(--shadow-cta);
}
.btn-ghost{
  background:#fff;color:var(--primary-deep);border:2px solid var(--secondary);
  box-shadow:0 4px 14px rgba(56,189,248,.25);
}
.btn:hover{transform:translateY(-2px);filter:brightness(1.06)}

/* ===== 通用 Section ===== */
section{padding:72px 0}
.sec-head{text-align:center;margin-bottom:44px}
.sec-head .kicker{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.8rem;font-weight:800;letter-spacing:.18em;color:var(--primary);
  text-transform:uppercase;margin-bottom:8px;
}
.sec-head .kicker::before,.sec-head .kicker::after{
  content:'';width:26px;height:2px;background:var(--secondary);border-radius:2px;
}
.sec-head h2{font-size:clamp(1.5rem,3.4vw,2.1rem);font-weight:900}
.sec-head p{color:var(--text-soft);margin-top:8px}

/* ===== 福利区 ===== */
.benefits{
  background:
    radial-gradient(600px 300px at 10% 0%,rgba(56,189,248,.14),transparent),
    radial-gradient(600px 300px at 90% 100%,rgba(250,204,21,.16),transparent),
    #fff;
}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.benefit-card{
  background:linear-gradient(165deg,#fff,#F0F9FF);
  border:1px solid rgba(14,165,233,.15);
  border-radius:var(--radius-lg);padding:28px 24px;
  box-shadow:var(--shadow-card);transition:transform .25s,box-shadow .25s;
  cursor:default;
}
.benefit-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(2,132,199,.2)}
.benefit-icon{
  width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;background:linear-gradient(135deg,var(--secondary),var(--primary));
  box-shadow:0 6px 16px rgba(14,165,233,.35);
}
.benefit-icon svg{width:28px;height:28px;stroke:#fff}
.benefit-card:nth-child(2) .benefit-icon,.benefit-card:nth-child(5) .benefit-icon{background:linear-gradient(135deg,#FB923C,#F97316);box-shadow:0 6px 16px rgba(249,115,22,.35)}
.benefit-card:nth-child(3) .benefit-icon,.benefit-card:nth-child(6) .benefit-icon{background:linear-gradient(135deg,#FACC15,#F59E0B);box-shadow:0 6px 16px rgba(245,158,11,.35)}
.benefit-card h3{font-size:1.08rem;font-weight:800;margin-bottom:6px}
.benefit-card p{font-size:.9rem;color:var(--text-soft)}

/* ===== 游戏介绍 ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-text h2{font-size:clamp(1.5rem,3.2vw,2rem);font-weight:900;margin-bottom:6px}
.about-text .sub{color:var(--primary);font-weight:700;margin-bottom:18px}
.about-text p{color:var(--text-soft);margin-bottom:14px}
.about-stats{display:flex;gap:14px;margin-top:24px;flex-wrap:wrap}
.stat-pill{
  display:flex;flex-direction:column;padding:14px 22px;border-radius:16px;
  background:#fff;border:1px solid rgba(14,165,233,.18);box-shadow:var(--shadow-card);
}
.stat-pill b{font-family:var(--font-num);font-size:1.35rem;color:var(--cta)}
.stat-pill span{font-size:.78rem;color:var(--text-soft)}
.about-visual{position:relative}
.about-visual .frame{
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 24px 60px rgba(2,132,199,.28);
  border:6px solid #fff;transform:rotate(1.5deg);transition:transform .3s;
}
.about-visual .frame:hover{transform:rotate(0) scale(1.01)}
.about-visual .badge{
  position:absolute;left:-18px;bottom:26px;z-index:2;
  background:linear-gradient(135deg,#FACC15,#F97316);color:#fff;font-weight:900;
  padding:14px 20px;border-radius:18px;box-shadow:0 12px 30px rgba(249,115,22,.4);
  transform:rotate(-4deg);font-size:1rem;text-align:center;line-height:1.35;
}

/* ===== 精彩截图 ===== */
.shots{background:#fff}
.shot-scroller{
  display:flex;gap:18px;overflow-x:auto;padding:10px 4px 26px;
  scroll-snap-type:x mandatory;scrollbar-width:none;
}
.shot-scroller::-webkit-scrollbar{display:none}
.shot{
  flex:0 0 260px;scroll-snap-align:center;
  border-radius:20px;overflow:hidden;border:4px solid #fff;
  box-shadow:0 14px 36px rgba(2,132,199,.2);transition:transform .25s;cursor:pointer;
}
.shot:hover{transform:translateY(-6px)}
.shot img{width:100%;height:480px;object-fit:cover;object-position:top}
.shot-nav{display:flex;justify-content:center;gap:12px}
.shot-nav button{
  width:46px;height:46px;border-radius:50%;background:#fff;
  box-shadow:0 6px 18px rgba(2,132,199,.2);display:flex;align-items:center;justify-content:center;
  transition:background .2s;cursor:pointer;
}
.shot-nav button:hover{background:rgba(14,165,233,.12)}
.shot-nav svg{width:20px;height:20px;stroke:var(--primary-deep)}

/* ===== 视频区 ===== */
.videos{background:linear-gradient(180deg,var(--bg),#E0F2FE)}
.video-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.video-grid .video-card:only-child{grid-column:1/-1;width:100%}
.video-card{
  border-radius:var(--radius-lg);overflow:hidden;background:#0C4A6E;
  box-shadow:0 18px 48px rgba(2,132,199,.28);
}
.video-card video{width:100%;aspect-ratio:16/9;object-fit:cover;display:block;background:#0C4A6E}
.video-card figcaption{
  color:#fff;font-size:.92rem;font-weight:700;padding:14px 18px;
  background:linear-gradient(135deg,#0369A1,#0EA5E9);display:flex;align-items:center;gap:8px;
}
.video-card figcaption svg{width:18px;height:18px;stroke:#fff;flex:none}

/* ===== 图集 ===== */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery-grid .g-item{
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow-card);
  border:4px solid #fff;transition:transform .25s;cursor:zoom-in;background:#fff;
}
.gallery-grid .g-item:hover{transform:scale(1.02)}
.gallery-grid .g-item.wide{grid-column:span 2}
.gallery-grid img{width:100%;height:100%;object-fit:cover}

/* ===== 底部 CTA ===== */
.final-cta{
  position:relative;text-align:center;color:#fff;
  background:
    radial-gradient(700px 320px at 50% -10%,rgba(255,255,255,.18),transparent),
    linear-gradient(160deg,#0EA5E9,#0369A1);
  padding:84px 0;
}
.final-cta h2{font-size:clamp(1.6rem,4vw,2.4rem);font-weight:900;text-shadow:0 3px 12px rgba(3,60,100,.35)}
.final-cta p{margin:12px auto 28px;max-width:560px;opacity:.92}
.final-cta .btn-cta{font-size:1.1rem;padding:15px 46px}
.final-cta .cd-box{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);box-shadow:none}
.final-cta .countdown{justify-content:center;margin-bottom:26px}
.final-cta .countdown-label{color:#fff;margin:0}

/* ===== Footer ===== */
footer{background:#0C4A6E;color:rgba(255,255,255,.75);padding:36px 0;font-size:.82rem;text-align:center}
footer .f-brand{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:14px;color:#fff;font-weight:800;font-size:1rem}
footer .f-brand img{width:34px;height:34px;border-radius:9px}
footer .f-links{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:16px;margin-bottom:16px}
footer .f-links-title{color:rgba(255,255,255,.55);font-weight:600}
footer .f-links a{color:rgba(255,255,255,.8);transition:color .2s}
footer .f-links a:hover{color:#fff}
footer p{max-width:720px;margin:0 auto 6px;line-height:1.8}
footer .f-tip{color:rgba(255,255,255,.45)}

/* ===== Lightbox ===== */
.lightbox{
  position:fixed;inset:0;z-index:200;display:none;
  align-items:center;justify-content:center;background:rgba(12,74,110,.85);
  backdrop-filter:blur(6px);padding:24px;cursor:zoom-out;
}
.lightbox.open{display:flex}
.lightbox img{max-width:min(92vw,560px);max-height:88vh;border-radius:18px;box-shadow:0 30px 80px rgba(0,0,0,.5)}

/* ===== 返回顶部 ===== */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:90;
  width:48px;height:48px;border-radius:50%;
  background:#fff;box-shadow:0 10px 28px rgba(2,132,199,.3);
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .3s;cursor:pointer;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:#E0F2FE}
.to-top svg{width:20px;height:20px;stroke:var(--primary-deep)}

/* ===== 滚动渐入 ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none !important;transition:none !important}
}

/* ===== 响应式 ===== */
@media (max-width:960px){
  .benefit-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:36px}
  .about-visual{max-width:460px;margin:0 auto}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .gallery-grid .g-item.wide{grid-column:span 2}
}
@media (max-width:768px){
  .nav-links{display:none}
  .hamburger{display:flex}
  section{padding:52px 0}
  .hero{min-height:auto}
  .hero-content{padding:110px 0 30px}
  .hero-card{flex-direction:column;align-items:stretch;text-align:center;padding:22px 20px}
  .hero-info h1{white-space:nowrap;font-size:min(5.2vw,1.7rem);letter-spacing:0}
  .hero-tags,.countdown-wrap{justify-content:center}
  .hero-slogan{margin:0 auto}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-qr{display:none}
  .btn{padding:12px 26px;font-size:.95rem}
  .benefit-grid{grid-template-columns:1fr}
  .video-grid{grid-template-columns:1fr}
  .shot{flex-basis:220px}
  .shot img{height:400px}
  .about-visual .badge{left:8px;bottom:12px;font-size:.85rem;padding:10px 14px}
}