/* =========================================================
   J88 Đăng Nhập — static build (Flatsome-style)
   Primary #1e1666 (dark blue) · Secondary #ff3c2c (red)
   ========================================================= */
:root{
  --primary:#1e1666;
  --secondary:#ff3c2c;
  --heading:#1e1666;
  --text:#212121;
  --muted:#5a5a5a;
  --footer:#112469;
  --border:#e6e6e6;
  --max:1170px;
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--text);background:#fff;line-height:1.6;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(var(--max),calc(100% - 32px));margin:0 auto}

h1,h2,h3,h4{font-family:Inter,sans-serif;color:var(--heading);font-weight:700;line-height:1.3}
h1{font-size:30px;margin:0 0 16px}
h2{font-size:26px;margin:30px 0 14px}
h3{font-size:19px;margin:22px 0 10px}
.section-content p{margin:0 0 14px;color:#333}
ul{margin:0 0 16px;padding-left:20px}
li{margin-left:18px;margin-bottom:6px}

/* ---------------- Buttons ---------------- */
.btn{display:inline-block;padding:11px 24px;border-radius:6px;font-weight:600;font-size:15px;color:#fff;transition:.25s;white-space:nowrap}
.btn-red{background:linear-gradient(90deg,#e93254 0%,#ff332e 100%)}
.btn-red:hover{color:#fff;box-shadow:0 8px 20px rgba(255,60,44,.35);transform:translateY(-1px)}
.btn-white{background:#fff;color:var(--primary)}
.btn-white:hover{color:var(--secondary);box-shadow:0 8px 20px rgba(0,0,0,.12)}
.btn-pill{border-radius:99px}

/* ---------------- Header ---------------- */
.topbar{background:#fff;box-shadow:0 0 20px rgba(0,0,0,.08);position:sticky;top:0;z-index:999}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:80px}
.logo img{max-height:52px;width:auto}
.main-nav{display:flex;gap:8px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.main-nav>li{margin:0}
.main-nav>li>a{display:block;padding:10px 12px;color:var(--primary);font-weight:600;font-size:16px;position:relative}
.main-nav>li>a:hover,.main-nav>li.active>a{color:var(--secondary)}
.header-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;flex-direction:column;gap:5px;width:42px;height:42px;background:none;border:none;cursor:pointer}
.nav-toggle span{display:block;height:3px;width:24px;background:var(--primary);border-radius:2px}

/* ---------------- Hero ---------------- */
.hero{position:relative;background:#2a0a12 url('../images/bg-header.png') center/cover no-repeat;color:#fff;overflow:hidden}
.hero-inner{display:flex;align-items:center;gap:24px;padding:48px 0}
.hero-left{flex:1 1 52%}
.hero-left h1{color:#fff;font-size:34px;line-height:1.25}
.hero-left p{color:#fff;margin-bottom:22px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-right{flex:1 1 46%;text-align:center}
.hero-right img{margin:0 auto;max-width:min(460px,90%)}

/* ---------------- Game logos row ---------------- */
.game-logos{background:#fff}
.game-logos .wrap{display:flex;justify-content:center;align-items:center;gap:10px;flex-wrap:wrap;background:#fff;box-shadow:0 0 30px rgba(177,89,105,.10);border-radius:20px;padding:24px 10px;margin:-60px auto 30px;position:relative;z-index:5}
.game-logos img{height:42px;width:auto;padding:6px 14px;transition:.3s}
.game-logos a:hover img{transform:translateY(-3px)}

/* ---------------- Content panel ---------------- */
.main-section{padding:20px 0 40px}
.panel{background:#fff}
.featured-banner{margin:6px 0 22px;border-radius:14px;overflow:hidden;box-shadow:0 6px 24px rgba(30,22,102,.12)}
.featured-banner img{width:100%}
.section-img{margin:16px auto 18px;border-radius:14px;box-shadow:0 6px 22px rgba(30,22,102,.12);max-width:820px}

/* Tables */
.table-responsive{width:100%;overflow-x:auto;margin:0 0 18px}
.info-table{width:100%;min-width:560px;border-collapse:collapse;border:1px solid #ddd;background:#fff}
.info-table th,.info-table td{padding:13px 16px;border:1px solid #ddd;text-align:left;vertical-align:top}
.info-table th{background:linear-gradient(90deg,var(--primary),var(--secondary));color:#fff;font-weight:700;font-size:15px}
.info-table tbody tr:nth-child(even){background:#f7f8fc}
.info-table tbody tr:hover{background:#fff1f0}

/* Blockquote-ish note */
.section-content strong{color:inherit}

/* ---------------- FAQ ---------------- */
.faq-title{text-align:center;color:var(--primary);font-size:28px;margin:34px 0 20px}
.faq{max-width:980px;margin:0 auto;border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;text-align:left;background:#fff;border:0;padding:15px 8px;font-size:16px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--primary);font-weight:600}
.faq-q h3{margin:0;font-size:16px;color:var(--primary)}
.faq-a{display:none;padding:0 8px 16px;color:var(--muted);font-size:15px}
.faq-item.open .faq-a{display:block}
.faq-item.open .chev{transform:rotate(180deg)}
.chev{transition:.2s;color:var(--secondary);font-size:20px}

/* ---------------- Footer ---------------- */
.footer{background:var(--footer);color:#eee}
.footer-inner{padding:44px 0 20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:26px}
.footer h4{margin:0 0 14px;font-size:16px;font-weight:700;color:#fff;text-transform:uppercase}
.footer p,.footer li{color:#dcdcea;font-size:14px}
.footer ul{list-style:none;padding:0;margin:0}
.footer ul li{margin-left:0;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.footer ul li a:hover{color:var(--secondary)}
.footer-logo{max-width:180px;margin-bottom:12px}
.socials{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.socials a{width:34px;height:34px;border-radius:50%;background:var(--secondary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
.socials a:hover{filter:brightness(1.1)}
.copyright{background:#0d1a52;color:#c9c9dd;text-align:center;padding:14px 0;font-size:13px}

.back-to-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:50%;background:var(--secondary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;opacity:0;visibility:hidden;transition:.3s;z-index:90}
.back-to-top.show{opacity:1;visibility:visible}

/* ---------------- Responsive ---------------- */
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-toggle{display:flex}
  .main-nav{display:none;position:absolute;top:80px;left:0;right:0;background:#fff;flex-direction:column;padding:10px 16px;box-shadow:0 10px 20px rgba(0,0,0,.1)}
  .main-nav.open{display:flex}
  .main-nav>li{width:100%;border-top:1px solid #eee}
  .hero-inner{flex-direction:column;padding:32px 0}
  .hero-left,.hero-right{flex:1 1 100%;text-align:center}
  .hero-left h1{font-size:26px}
  .hero-btns{justify-content:center}
  h1{font-size:24px}h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
}