/* ============ 3PT GameDev - Light Theme ============ */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', system-ui, Arial, sans-serif; background: #f8fafc; color: #1e293b; line-height: 1.6; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 18px; }
a { text-decoration: none; }

/* ---- Header ---- */
.topbar { background: rgba(255,255,255,.92); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 50; box-shadow: 0 2px 12px rgba(99,102,241,.08); }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.logo { font-size: 20px; font-weight: 800; color: #4f46e5; }
.nav a { color: #475569; font-weight: 600; font-size: 14px; margin-left: 20px; }
.nav a:hover { color: #4f46e5; }

/* ---- Hero ---- */
.hero { background: linear-gradient(135deg, #eef2ff 0%, #fdf4ff 50%, #ecfeff 100%); text-align: center; padding: 70px 0 60px; }
.hero h1 { font-size: 40px; color: #312e81; margin-bottom: 14px; line-height: 1.2; }
.hero p { font-size: 17px; color: #64748b; max-width: 640px; margin: 0 auto 28px; }
.hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta { display: inline-block; padding: 14px 30px; border-radius: 14px; font-weight: 700; font-size: 15px; background: linear-gradient(135deg, #6366f1, #8b5cf6); color: #fff; box-shadow: 0 8px 22px rgba(99,102,241,.35); transition: transform .15s; }
.cta:hover { transform: translateY(-2px); }
.cta.ghost { background: #fff; color: #4f46e5; border: 2px solid #c7d2fe; box-shadow: none; }
.cta.wa { background: linear-gradient(135deg, #22c55e, #16a34a); box-shadow: 0 8px 22px rgba(34,197,94,.35); }

/* ---- Ad slots ---- */
.ad-slot { margin: 22px auto; text-align: center; overflow: hidden; }

/* ---- VIP Zone (MOBILE ONLY) ---- */
.vip-zone { display: none; padding: 26px 0 10px; background: linear-gradient(180deg, #fff7ed, #fefce8); border-top: 1px solid #fde68a; border-bottom: 1px solid #fde68a; }
.vip-title { text-align: center; font-size: 19px; color: #b45309; margin-bottom: 16px; }
.vip-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding-bottom: 16px; }
.vip-btn { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; text-align: center; padding: 17px 10px; border-radius: 15px; font-size: 15px; font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--btn-color), color-mix(in srgb, var(--btn-color) 65%, #000 15%));
  background-color: var(--btn-color); box-shadow: 0 6px 16px rgba(0,0,0,.18); animation: vipPulse 2.4s ease-in-out infinite; }
.vip-btn:active { transform: scale(.96); }
@keyframes vipPulse { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-3px); } }
.vip-shine { position: absolute; top: 0; left: -80%; width: 50%; height: 100%; background: linear-gradient(120deg, transparent, rgba(255,255,255,.45), transparent); animation: shine 2.8s infinite; }
@keyframes shine { 0% { left: -80%; } 60% { left: 130%; } 100% { left: 130%; } }

/* Show VIP zone ONLY on mobile/tablet, hide on PC */
@media (max-width: 991px) {
  .vip-zone { display: block; }
}

/* ---- Sections ---- */
.section { padding: 60px 0; }
.section.alt { background: #f1f5f9; }
.sec-title { text-align: center; font-size: 28px; color: #312e81; margin-bottom: 8px; }
.sec-sub { text-align: center; color: #64748b; margin-bottom: 36px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.card { background: #fff; border-radius: 16px; padding: 26px 22px; box-shadow: 0 4px 18px rgba(15,23,42,.06); border: 1px solid #eef2f7; transition: transform .15s, box-shadow .15s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(99,102,241,.14); }
.card .ic { font-size: 34px; margin-bottom: 10px; }
.card h3 { font-size: 17px; color: #1e293b; margin-bottom: 8px; }
.card p { font-size: 14px; color: #64748b; }

/* ---- Tags & Steps ---- */
.tags { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 38px; }
.tags span { background: #fff; border: 1px solid #e2e8f0; padding: 9px 16px; border-radius: 30px; font-size: 14px; font-weight: 600; color: #475569; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step { background: #fff; border-radius: 14px; padding: 20px; border-top: 4px solid #6366f1; box-shadow: 0 4px 14px rgba(15,23,42,.05); }
.step b { color: #4f46e5; display: block; margin-bottom: 6px; font-size: 15px; }
.step p { font-size: 13px; color: #64748b; }

/* ---- Contact / Footer ---- */
.contact-box { text-align: center; }
.contact-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.footer { background: #1e1b4b; color: #c7d2fe; text-align: center; padding: 28px 0; font-size: 14px; }
.footer .dom { opacity: .6; font-size: 12px; margin-top: 4px; }

/* ---- Mobile ---- */
@media (max-width: 767px) {
  .hero { padding: 44px 0 38px; }
  .hero h1 { font-size: 27px; }
  .hero p { font-size: 15px; }
  .nav a { margin-left: 12px; font-size: 13px; }
  .nav a:nth-child(n+3) { display: none; }
  .cards, .cards.three { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .sec-title { font-size: 22px; }
  .section { padding: 42px 0; }
}