* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(180deg, #0a1838 0%, #0d1f4a 50%, #0a1838 100%);
  color: #e8eefc;
  line-height: 1.7;
}
a { color: #4fb3ff; text-decoration: none; }
a:hover { color: #ffd54f; }
img { max-width: 100%; height: auto; display: block; }

/* Header */
header {
  background: linear-gradient(90deg, #061128 0%, #0b1f4d 100%);
  border-bottom: 2px solid #1e3a8a;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.logo {
  font-size: 28px;
  font-weight: 900;
  color: #ffd54f;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-shadow: 0 2px 8px rgba(255,213,79,0.4);
}
nav ul {
  list-style: none;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
nav ul li a {
  display: block;
  padding: 8px 16px;
  color: #cfdcf4;
  font-weight: 600;
  border-radius: 6px;
  transition: all .25s;
  font-size: 14px;
}
nav ul li a:hover, nav ul li a.active {
  background: linear-gradient(135deg, #1e3a8a, #3b5fcf);
  color: #fff;
}
.auth-buttons {
  display: flex;
  gap: 8px;
}
.btn-login, .btn-register {
  padding: 9px 18px;
  border-radius: 24px;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  transition: all .25s;
}
.btn-login {
  background: transparent;
  border: 2px solid #4fb3ff;
  color: #4fb3ff;
}
.btn-login:hover { background: #4fb3ff; color: #061128; }
.btn-register {
  background: linear-gradient(135deg, #ff5e3a, #ffd54f);
  color: #061128;
  border: 2px solid transparent;
}
.btn-register:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255,213,79,0.4); }

/* Hero */
.hero {
  background: radial-gradient(ellipse at top, #1e3a8a 0%, #0a1838 70%);
  padding: 60px 20px 70px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('picture/20260610_010319_pvp-banner.106aea2.png') center/contain no-repeat;
  opacity: 0.08;
}
.hero-content { position: relative; max-width: 1100px; margin: 0 auto; }
.hero h1 {
  font-size: 42px;
  color: #fff;
  margin-bottom: 16px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
  line-height: 1.3;
}
.hero h1 span { color: #ffd54f; }
.hero .tagline {
  font-size: 17px;
  color: #cfdcf4;
  max-width: 720px;
  margin: 0 auto 28px;
}
.hero-cta {
  display: inline-flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}
.hero-cta a {
  padding: 13px 32px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 15px;
  text-transform: uppercase;
}
.cta-primary {
  background: linear-gradient(135deg, #ff5e3a, #ffb347);
  color: #fff;
  box-shadow: 0 6px 22px rgba(255,94,58,0.4);
}
.cta-secondary {
  background: rgba(255,255,255,0.08);
  border: 2px solid #4fb3ff;
  color: #4fb3ff;
}

/* Highlight bar */
.highlight-bar {
  background: linear-gradient(90deg, #0b1f4d, #1e3a8a, #0b1f4d);
  padding: 18px 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.highlight-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.highlight-item strong {
  display: block;
  color: #ffd54f;
  font-size: 22px;
  margin-bottom: 4px;
}
.highlight-item span { color: #b8c5e0; font-size: 13px; }

/* Section */
section { padding: 56px 20px; }
.container { max-width: 1200px; margin: 0 auto; }
.section-title {
  text-align: center;
  margin-bottom: 36px;
}
.section-title h2 {
  font-size: 30px;
  color: #fff;
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
  padding-bottom: 12px;
}
.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #ffd54f, #ff5e3a);
  border-radius: 2px;
}
.section-title p { color: #b8c5e0; max-width: 720px; margin: 0 auto; font-size: 15px; }

/* Intro */
.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
}
.intro-text h2 {
  color: #fff;
  font-size: 26px;
  margin-bottom: 16px;
}
.intro-text p { color: #cfdcf4; margin-bottom: 14px; font-size: 15px; }
.intro-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
  border: 1px solid rgba(79,179,255,0.2);
}

/* Game categories */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.cat-card {
  background: linear-gradient(160deg, #0d2055, #0a1838);
  border: 1px solid rgba(79,179,255,0.18);
  border-radius: 12px;
  padding: 18px;
  text-align: center;
  transition: all .3s;
}
.cat-card:hover {
  transform: translateY(-6px);
  border-color: #ffd54f;
  box-shadow: 0 10px 30px rgba(255,213,79,0.15);
}
.cat-card img {
  margin: 0 auto 12px;
  border-radius: 10px;
}
.cat-card h3 {
  color: #ffd54f;
  font-size: 16px;
  margin-bottom: 8px;
}
.cat-card p { color: #b8c5e0; font-size: 13px; }

/* Features */
.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.feat-card {
  background: rgba(13,32,85,0.6);
  border-left: 4px solid #ffd54f;
  border-radius: 8px;
  padding: 22px;
  transition: all .3s;
}
.feat-card:hover { background: rgba(13,32,85,0.9); transform: translateX(4px); }
.feat-card h3 { color: #fff; font-size: 17px; margin-bottom: 10px; }
.feat-card p { color: #cfdcf4; font-size: 14px; }

/* Showcase */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.showcase-card {
  background: #0d2055;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(79,179,255,0.15);
}
.showcase-card img { width: 100%; }
.showcase-card .info { padding: 16px; }
.showcase-card h4 { color: #ffd54f; font-size: 16px; margin-bottom: 8px; }
.showcase-card p { color: #b8c5e0; font-size: 13px; }

/* Process */
.process-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.process-block {
  background: linear-gradient(135deg, #0d2055, #0a1838);
  border-radius: 12px;
  padding: 24px;
  border: 1px solid rgba(79,179,255,0.15);
}
.process-block h3 {
  color: #ffd54f;
  font-size: 18px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px dashed rgba(255,213,79,0.3);
}
.process-block ol { padding-left: 20px; color: #cfdcf4; font-size: 14px; }
.process-block ol li { margin-bottom: 8px; }

/* FAQ */
.faq-wrapper { max-width: 900px; margin: 0 auto; }
.faq-item {
  background: rgba(13,32,85,0.5);
  border-radius: 8px;
  padding: 18px 22px;
  margin-bottom: 14px;
  border-left: 3px solid #4fb3ff;
}
.faq-item h4 { color: #ffd54f; font-size: 16px; margin-bottom: 10px; }
.faq-item p { color: #cfdcf4; font-size: 14px; }
.faq-item ul { padding-left: 22px; color: #cfdcf4; font-size: 14px; margin-top: 6px; }

/* Testimonial */
.testimonial {
  background: linear-gradient(135deg, #1e3a8a, #0d2055);
  border-radius: 12px;
  padding: 26px;
  max-width: 820px;
  margin: 30px auto 0;
  border: 1px solid rgba(255,213,79,0.25);
  text-align: center;
}
.testimonial p { color: #e8eefc; font-style: italic; font-size: 15px; }

/* Footer */
footer {
  background: #061128;
  color: #b8c5e0;
  padding: 50px 20px 20px;
  border-top: 2px solid #1e3a8a;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 32px;
}
.footer-col h4 {
  color: #ffd54f;
  font-size: 15px;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.footer-col p, .footer-col li { font-size: 13px; color: #b8c5e0; margin-bottom: 8px; line-height: 1.7; }
.footer-col ul { list-style: none; }
.footer-col ul li a { color: #b8c5e0; }
.footer-col ul li a:hover { color: #ffd54f; }
.footer-bottom {
  max-width: 1200px;
  margin: 30px auto 0;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
  font-size: 12px;
  color: #7d8bb0;
}
.footer-bottom .age { color: #ffd54f; font-weight: 700; margin-left: 6px; }

@media (max-width: 900px) {
  .header-inner { justify-content: center; }
  nav ul { justify-content: center; }
  .hero h1 { font-size: 30px; }
  .highlight-inner { grid-template-columns: repeat(2, 1fr); }
  .intro-grid, .cat-grid, .feat-grid, .showcase-grid, .process-list, .footer-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 24px; }
  .section-title h2 { font-size: 22px; }
  nav ul li a { padding: 6px 10px; font-size: 13px; }
}
.section-title h2::after img{width:100%;height:100%;object-fit:cover;object-position:center}