:root {
  --bg: #061223;
  --bg-2: #0a1f3a;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-border: rgba(120, 180, 255, 0.16);
  --text: #eaf2ff;
  --muted: #9db4d4;
  --brand: #2f8bff;
  --brand-2: #22d3ee;
  --brand-glow: rgba(47, 139, 255, 0.45);
  --radius: 16px;
  --maxw: 1140px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(34, 211, 238, 0.14), transparent 60%),
    radial-gradient(900px 600px at 0% 0%, rgba(47, 139, 255, 0.18), transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  background-attachment: fixed;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 22px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(6, 18, 35, 0.72);
  border-bottom: 1px solid rgba(120, 180, 255, 0.12);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.5px;
  font-size: 20px;
}

.brand .logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 6px 18px var(--brand-glow);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 15px;
  font-weight: 900;
}

.brand small {
  display: block;
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--muted);
  font-weight: 600;
}

.nav-links {
  display: flex;
  gap: 6px;
  align-items: center;
}

.nav-links a {
  padding: 9px 14px;
  border-radius: 10px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
  transition: 0.2s;
}

.nav-links a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.nav-links a.active {
  color: #fff;
  background: rgba(47, 139, 255, 0.18);
  box-shadow: inset 0 0 0 1px rgba(47, 139, 255, 0.35);
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  color: #fff;
  font-size: 26px;
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  padding: 90px 0 64px;
  text-align: center;
}

.hero .eyebrow {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--brand-2);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.25);
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: 1px;
}

.hero .grad {
  background: linear-gradient(120deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.lead {
  max-width: 680px;
  margin: 20px auto 0;
  color: var(--muted);
  font-size: 17px;
}

.hero-cta {
  margin-top: 34px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 15px;
  transition: 0.2s;
  cursor: pointer;
  border: 0;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 10px 26px var(--brand-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px var(--brand-glow);
}

.btn-ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 0 0 1px var(--panel-border);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ---------- Sections ---------- */
.section {
  padding: 64px 0;
}

.section-head {
  margin-bottom: 34px;
}

.section-head .kicker {
  color: var(--brand-2);
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 13px;
  text-transform: uppercase;
}

.section-head h2 {
  font-size: 30px;
  margin-top: 6px;
  font-weight: 800;
}

.section-head p {
  color: var(--muted);
  margin-top: 8px;
  max-width: 720px;
}

.grid {
  display: grid;
  gap: 20px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 24px;
  transition: 0.25s;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(47, 139, 255, 0.45);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.card h3 {
  font-size: 19px;
  margin-bottom: 8px;
}

.card p {
  color: var(--muted);
  font-size: 15px;
}

.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  font-size: 20px;
  font-weight: 900;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}

/* Game cards */
.game-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.game-cover {
  height: 190px;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 22px;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
}

.game-cover.c1 { background: linear-gradient(135deg, #7c3aed, #c026d3); }
.c2 { background: linear-gradient(135deg, #0ea5e9, #22d3ee); }
.c3 { background: linear-gradient(135deg, #f59e0b, #ef4444); }

.card-body {
  padding: 20px 22px 24px;
}

.tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.tag {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(47, 139, 255, 0.14);
  color: #9ec5ff;
  border: 1px solid rgba(47, 139, 255, 0.28);
}

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 10px;
}

.stat {
  text-align: center;
  padding: 26px 14px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
}

.stat b {
  display: block;
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, #fff, var(--brand-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat span {
  color: var(--muted);
  font-size: 14px;
}

/* ---------- News ---------- */
.news-list {
  display: grid;
  gap: 14px;
}

.news-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 20px 22px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  transition: 0.2s;
}

.news-item:hover {
  border-color: rgba(47, 139, 255, 0.45);
  background: rgba(47, 139, 255, 0.06);
}

.news-date {
  flex: 0 0 92px;
  color: var(--brand-2);
  font-weight: 700;
  font-size: 14px;
}

.news-item h3 {
  font-size: 17px;
  margin-bottom: 4px;
}

.news-item p {
  color: var(--muted);
  font-size: 14px;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 26px;
}

.contact-item {
  display: flex;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(120, 180, 255, 0.12);
}

.contact-item .ic {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border-radius: 10px;
  background: rgba(47, 139, 255, 0.16);
  display: grid;
  place-items: center;
  color: #9ec5ff;
  font-weight: 700;
}

.contact-item label {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.contact-item b {
  font-weight: 600;
}

form .field {
  margin-bottom: 16px;
}

form label {
  display: block;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 7px;
}

form input,
form textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.03);
  color: #fff;
  font-size: 15px;
  font-family: inherit;
  outline: none;
  transition: 0.2s;
}

form input:focus,
form textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(47, 139, 255, 0.18);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid rgba(120, 180, 255, 0.12);
  margin-top: 40px;
  padding: 40px 0 30px;
  color: var(--muted);
  font-size: 14px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-col h4 {
  color: var(--text);
  font-size: 15px;
  margin-bottom: 10px;
}

.footer-col a {
  display: block;
  padding: 3px 0;
  color: var(--muted);
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid rgba(120, 180, 255, 0.1);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  padding: 60px 0 26px;
}

.page-hero h1 {
  font-size: 36px;
  font-weight: 800;
}

.page-hero p {
  color: var(--muted);
  margin-top: 8px;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3,
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 12px 16px 18px;
    background: rgba(6, 18, 35, 0.97);
    border-bottom: 1px solid rgba(120, 180, 255, 0.16);
    display: none;
  }

  .nav-links.open {
    display: flex;
  }

  .grid-3,
  .grid-2,
  .stats {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 60px 0 40px;
  }

  .news-item {
    flex-direction: column;
    gap: 6px;
  }
}