/* ============================================================
   OK356 - Base stylesheet (Vietnamese casino portal)
   Prefix: pgff- | Palette: #48D1CC | #1A1A2E
   ============================================================ */

:root{
  --pgff-primary:#48D1CC;
  --pgff-primary-dark:#2BB5B0;
  --pgff-primary-soft:rgba(72,209,204,.14);
  --pgff-bg:#1A1A2E;
  --pgff-bg-2:#21223e;
  --pgff-bg-3:#262848;
  --pgff-card:#23254a;
  --pgff-text:#F4F8FB;
  --pgff-text-dim:#AEB6D6;
  --pgff-gold:#FFD56B;
  --pgff-hot:#FF5C7A;
  --pgff-line:rgba(72,209,204,.22);
  --pgff-shadow:0 6px 22px rgba(0,0,0,.35);
  --pgff-radius:14px;
  --pgff-radius-sm:10px;
  --pgff-header-h:6.0rem;
  --pgff-bottom-h:6.4rem;
  --pgff-grad:linear-gradient(135deg,#48D1CC 0%,#2BB5B0 55%,#1FA89F 100%);
  --pgff-grad-hot:linear-gradient(135deg,#FFD56B 0%,#FF8E53 100%);
}

*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;}
html{font-size:62.5%;scroll-behavior:smooth;}
body{
  font-family:"Segoe UI","Be Vietnam Pro",Roboto,system-ui,sans-serif;
  background:var(--pgff-bg);
  color:var(--pgff-text);
  line-height:1.5rem;
  font-size:1.5rem;
  overflow-x:hidden;
  max-width:430px;
  margin:0 auto;
  position:relative;
  min-height:100vh;
}
img{max-width:100%;display:block;}
a{color:var(--pgff-primary);text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}

/* ---------------- Layout helpers ---------------- */
.pgff-container{width:100%;max-width:430px;margin:0 auto;padding:0 1.2rem;}
.pgff-wrapper{padding:1.4rem 0;}
.pgff-section{padding:2.2rem 0;border-top:1px solid var(--pgff-line);}
.pgff-section--alt{background:linear-gradient(180deg,#1c1d38 0%,#1A1A2E 100%);}
.pgff-visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);}

/* ---------------- Header ---------------- */
.pgff-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(26,26,46,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--pgff-line);
  max-width:430px;margin:0 auto;
}
.pgff-header__bar{
  display:flex;align-items:center;justify-content:space-between;
  height:var(--pgff-header-h);padding:0 1.2rem;gap:.8rem;
}
.pgff-logo{display:flex;align-items:center;gap:.6rem;min-width:0;}
.pgff-logo__img{width:3.0rem;height:3.0rem;border-radius:8px;object-fit:cover;}
.pgff-logo__txt{font-size:1.8rem;font-weight:800;color:var(--pgff-primary);letter-spacing:.5px;line-height:1;}
.pgff-logo__txt span{color:var(--pgff-text);}
.pgff-header__actions{display:flex;align-items:center;gap:.6rem;}
.pgff-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4rem;
  font-size:1.3rem;font-weight:700;padding:.7rem 1.2rem;border-radius:30px;
  min-height:3.6rem;min-width:4.4rem;transition:transform .15s ease,box-shadow .15s ease;
  white-space:nowrap;line-height:1;
}
.pgff-btn:active{transform:scale(.94);}
.pgff-btn--login{
  background:transparent;border:1.5px solid var(--pgff-primary);color:var(--pgff-primary);
}
.pgff-btn--register{
  background:var(--pgff-grad);color:#0E0F22;font-weight:800;
  box-shadow:0 4px 14px rgba(72,209,204,.4);
}
.pgff-menu-btn{
  width:3.6rem;height:3.6rem;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;
  border-radius:8px;background:var(--pgff-bg-3);
}
.pgff-menu-btn span{display:block;width:1.8rem;height:2px;background:var(--pgff-primary);border-radius:2px;transition:.25s;}
.pgff-menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.pgff-menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0;}
.pgff-menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------------- Mobile expandable menu ---------------- */
.pgff-mobile-menu{
  position:fixed;top:var(--pgff-header-h);left:0;right:0;z-index:9999;
  background:#171829;border-bottom:1px solid var(--pgff-line);
  max-height:0;overflow:hidden;transition:max-height .3s ease;
  max-width:430px;margin:0 auto;
}
.pgff-mobile-menu.is-open{max-height:520px;overflow-y:auto;}
.pgff-mobile-menu ul{list-style:none;padding:.6rem 1.2rem 1.2rem;}
.pgff-mobile-menu li a{
  display:flex;align-items:center;gap:.9rem;padding:1.1rem .6rem;
  color:var(--pgff-text);font-size:1.4rem;font-weight:600;
  border-bottom:1px solid rgba(72,209,204,.08);
}
.pgff-mobile-menu li a i{color:var(--pgff-primary);width:2.2rem;text-align:center;font-size:1.6rem;}
.pgff-mobile-menu li a:active{background:var(--pgff-primary-soft);}

/* ---------------- Main ---------------- */
.pgff-main{padding-top:calc(var(--pgff-header-h) + .4rem);}
@media (max-width:768px){.pgff-main{padding-bottom:calc(var(--pgff-bottom-h) + 1.2rem);}}

/* ---------------- Carousel ---------------- */
.pgff-carousel{position:relative;border-radius:var(--pgff-radius);overflow:hidden;box-shadow:var(--pgff-shadow);}
.pgff-carousel__track{display:flex;scroll-snap-type:x mandatory;overflow-x:auto;scrollbar-width:none;}
.pgff-carousel__track::-webkit-scrollbar{display:none;}
.pgff-slide{flex:0 0 100%;scroll-snap-align:center;position:relative;cursor:pointer;}
.pgff-slide img{width:100%;height:auto;aspect-ratio:16/7;object-fit:cover;}
.pgff-slide__overlay{
  position:absolute;left:1.2rem;bottom:1.2rem;right:1.2rem;
  background:linear-gradient(transparent,rgba(0,0,0,.65));
  padding:1rem;border-radius:10px;
}
.pgff-slide__title{font-size:1.7rem;font-weight:800;color:#fff;line-height:1.2;}
.pgff-slide__sub{font-size:1.2rem;color:var(--pgff-gold);margin-top:.2rem;font-weight:600;}
.pgff-carousel__dots{display:flex;justify-content:center;gap:.5rem;padding:.8rem 0;}
.pgff-carousel__dots button{
  width:.8rem;height:.8rem;border-radius:50%;background:rgba(72,209,204,.3);transition:.2s;
}
.pgff-carousel__dots button.is-active{background:var(--pgff-primary);width:1.8rem;border-radius:6px;}

/* ---------------- Section title ---------------- */
.pgff-title{display:flex;align-items:center;gap:.6rem;margin-bottom:1.2rem;}
.pgff-title__bar{width:4px;height:2.0rem;background:var(--pgff-grad);border-radius:3px;}
.pgff-title h2{font-size:1.8rem;font-weight:800;color:var(--pgff-text);line-height:1.2;}
.pgff-title h2 em{font-style:normal;color:var(--pgff-primary);}
.pgff-title__more{margin-left:auto;font-size:1.2rem;color:var(--pgff-primary);font-weight:600;}

/* ---------------- Game grid ---------------- */
.pgff-cat-head{
  display:flex;align-items:center;gap:.8rem;margin:2.0rem 0 1.0rem;
}
.pgff-cat-head__icon{
  width:3.4rem;height:3.4rem;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-size:1.8rem;color:#0E0F22;
}
.pgff-cat-head--slot{background:var(--pgff-grad);}
.pgff-cat-head--cards{background:linear-gradient(135deg,#FFD56B,#FF8E53);}
.pgff-cat-head--fish{background:linear-gradient(135deg,#5BD1FF,#48D1CC);}
.pgff-cat-head--live{background:linear-gradient(135deg,#FF5C7A,#FF8E53);}
.pgff-cat-head--hot{background:linear-gradient(135deg,#FF5C7A,#FFD56B);}
.pgff-cat-head h3{font-size:1.6rem;font-weight:800;}
.pgff-cat-head h3 small{display:block;font-size:1.1rem;color:var(--pgff-text-dim);font-weight:500;}
.pgff-cat-head__tag{margin-left:auto;font-size:1.1rem;color:var(--pgff-gold);font-weight:700;}

.pgff-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem;
}
.pgff-game{
  display:flex;flex-direction:column;align-items:center;
  background:var(--pgff-card);border:1px solid rgba(72,209,204,.1);
  border-radius:var(--pgff-radius-sm);padding:.6rem;cursor:pointer;
  transition:transform .15s,box-shadow .15s,border-color .15s;
  text-align:center;
}
.pgff-game:active{transform:scale(.95);border-color:var(--pgff-primary);}
.pgff-game__img{
  width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:8px;
  background:linear-gradient(135deg,#2a2c52,#1A1A2E);
}
.pgff-game__name{
  margin-top:.5rem;font-size:1.15rem;font-weight:600;color:var(--pgff-text);
  line-height:1.2;min-height:2.6rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.pgff-game--hot{position:relative;border-color:rgba(255,92,122,.4);}
.pgff-game--hot::before{
  content:"HOT";position:absolute;top:.3rem;left:.3rem;
  background:linear-gradient(135deg,#FF5C7A,#FFD56B);color:#0E0F22;
  font-size:.95rem;font-weight:800;padding:.1rem .5rem;border-radius:6px;z-index:2;line-height:1;
}

/* ---------------- Promo / CTA banner ---------------- */
.pgff-cta{
  background:var(--pgff-grad);border-radius:var(--pgff-radius);
  padding:1.6rem;color:#0E0F22;text-align:center;box-shadow:0 6px 20px rgba(72,209,204,.35);
  display:flex;flex-direction:column;align-items:center;gap:.6rem;cursor:pointer;
}
.pgff-cta h3{font-size:1.8rem;font-weight:800;line-height:1.2;}
.pgff-cta p{font-size:1.25rem;font-weight:600;}
.pgff-cta__btn{
  background:#0E0F22;color:var(--pgff-primary);font-size:1.3rem;font-weight:800;
  padding:.8rem 1.8rem;border-radius:30px;margin-top:.4rem;
}

/* ---------------- Content cards ---------------- */
.pgff-card{background:var(--pgff-card);border-radius:var(--pgff-radius);padding:1.4rem;border:1px solid rgba(72,209,204,.08);}
.pgff-card p{color:var(--pgff-text-dim);font-size:1.35rem;line-height:1.65;}
.pgff-card p + p{margin-top:.8rem;}
.pgff-text-link{color:var(--pgff-primary);font-weight:700;border-bottom:1px dashed var(--pgff-primary);}
.pgff-text-link--promo{color:var(--pgff-gold);border-bottom-color:var(--pgff-gold);}

.pgff-features{display:grid;grid-template-columns:repeat(2,1fr);gap:.8rem;}
.pgff-feature{
  background:var(--pgff-card);border-radius:var(--pgff-radius-sm);
  padding:1.2rem;text-align:center;border:1px solid rgba(72,209,204,.1);
}
.pgff-feature i{font-size:2.2rem;color:var(--pgff-primary);margin-bottom:.5rem;}
.pgff-feature .material-icons{font-size:2.2rem;color:var(--pgff-primary);margin-bottom:.5rem;}
.pgff-feature h4{font-size:1.25rem;font-weight:700;color:var(--pgff-text);margin-bottom:.3rem;}
.pgff-feature p{font-size:1.1rem;color:var(--pgff-text-dim);line-height:1.4;}

/* ---------------- RTP table ---------------- */
.pgff-rtp{width:100%;border-collapse:collapse;font-size:1.25rem;}
.pgff-rtp th,.pgff-rtp td{padding:.8rem .6rem;text-align:left;border-bottom:1px solid rgba(72,209,204,.1);}
.pgff-rtp th{color:var(--pgff-primary);font-weight:700;font-size:1.15rem;}
.pgff-rtp td.pgff-rtp__val{color:var(--pgff-gold);font-weight:800;}

/* ---------------- Winners ---------------- */
.pgff-winners{display:flex;flex-direction:column;gap:.6rem;}
.pgff-winner{
  display:flex;align-items:center;gap:.8rem;background:var(--pgff-card);
  padding:.8rem 1rem;border-radius:var(--pgff-radius-sm);border-left:3px solid var(--pgff-primary);
}
.pgff-winner__avatar{width:3.2rem;height:3.2rem;border-radius:50%;background:var(--pgff-grad);display:flex;align-items:center;justify-content:center;color:#0E0F22;font-weight:800;font-size:1.3rem;}
.pgff-winner__info{flex:1;min-width:0;}
.pgff-winner__name{font-size:1.25rem;font-weight:700;color:var(--pgff-text);}
.pgff-winner__game{font-size:1.1rem;color:var(--pgff-text-dim);}
.pgff-winner__amount{font-size:1.35rem;font-weight:800;color:var(--pgff-gold);}

/* ---------------- Testimonials ---------------- */
.pgff-testi{display:flex;flex-direction:column;gap:.8rem;}
.pgff-testi__item{background:var(--pgff-card);padding:1.2rem;border-radius:var(--pgff-radius-sm);border:1px solid rgba(72,209,204,.08);}
.pgff-testi__head{display:flex;align-items:center;gap:.6rem;margin-bottom:.5rem;}
.pgff-testi__stars{color:var(--pgff-gold);font-size:1.1rem;}
.pgff-testi__name{font-size:1.2rem;font-weight:700;}
.pgff-testi__txt{font-size:1.25rem;color:var(--pgff-text-dim);line-height:1.5;}

/* ---------------- Payment ---------------- */
.pgff-pay{display:flex;flex-wrap:wrap;gap:.6rem;}
.pgff-pay__item{
  background:var(--pgff-card);padding:.7rem 1.0rem;border-radius:8px;
  font-size:1.15rem;font-weight:600;color:var(--pgff-text);
  border:1px solid rgba(72,209,204,.12);display:flex;align-items:center;gap:.4rem;
}
.pgff-pay__item i{color:var(--pgff-primary);}

/* ---------------- Steps ---------------- */
.pgff-steps{display:flex;flex-direction:column;gap:1rem;}
.pgff-step{display:flex;gap:.9rem;align-items:flex-start;}
.pgff-step__num{
  flex:0 0 2.8rem;width:2.8rem;height:2.8rem;border-radius:50%;
  background:var(--pgff-grad);color:#0E0F22;font-weight:800;font-size:1.4rem;
  display:flex;align-items:center;justify-content:center;
}
.pgff-step h4{font-size:1.35rem;font-weight:700;margin-bottom:.2rem;}
.pgff-step p{font-size:1.25rem;color:var(--pgff-text-dim);line-height:1.5;}

/* ---------------- FAQ ---------------- */
.pgff-faq{display:flex;flex-direction:column;gap:.8rem;}
.pgff-faq__item{background:var(--pgff-card);border-radius:var(--pgff-radius-sm);padding:1rem 1.2rem;border:1px solid rgba(72,209,204,.08);}
.pgff-faq__q{font-size:1.3rem;font-weight:700;color:var(--pgff-primary);margin-bottom:.4rem;}
.pgff-faq__a{font-size:1.25rem;color:var(--pgff-text-dim);line-height:1.5;}

/* ---------------- Footer ---------------- */
.pgff-footer{background:#131422;border-top:1px solid var(--pgff-line);padding:2.4rem 0 1.4rem;margin-top:1rem;}
.pgff-footer__brand{font-size:1.3rem;color:var(--pgff-text-dim);line-height:1.6;margin-bottom:1.2rem;}
.pgff-footer__brand strong{color:var(--pgff-primary);}
.pgff-footer__btns{display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:1.6rem;}
.pgff-footer__btn{
  background:var(--pgff-bg-3);color:var(--pgff-text);padding:.7rem 1rem;border-radius:8px;
  font-size:1.15rem;font-weight:600;border:1px solid rgba(72,209,204,.15);
}
.pgff-footer__btn--promo{background:var(--pgff-grad);color:#0E0F22;font-weight:800;border:none;}
.pgff-footer__links{display:grid;grid-template-columns:1fr 1fr;gap:.5rem .8rem;margin-bottom:1.6rem;}
.pgff-footer__links a{font-size:1.2rem;color:var(--pgff-text-dim);padding:.3rem 0;}
.pgff-footer__links a:hover{color:var(--pgff-primary);}
.pgff-footer__copy{font-size:1.1rem;color:var(--pgff-text-dim);text-align:center;border-top:1px solid rgba(72,209,204,.08);padding-top:1rem;}

/* ---------------- Mobile bottom nav ---------------- */
.pgff-bottomnav{
  position:fixed;bottom:0;left:0;right:0;z-index:1000;
  height:var(--pgff-bottom-h);
  background:rgba(20,21,38,.97);
  backdrop-filter:blur(12px);
  border-top:1px solid var(--pgff-line);
  display:flex;justify-content:space-around;align-items:stretch;
  max-width:430px;margin:0 auto;
  padding-bottom:env(safe-area-inset-bottom);
}
.pgff-bottomnav__btn{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:.2rem;color:var(--pgff-text-dim);font-size:1.05rem;font-weight:600;
  transition:color .2s;position:relative;min-width:60px;min-height:60px;
}
.pgff-bottomnav__btn i,.pgff-bottomnav__btn .material-icons{font-size:2.2rem;}
.pgff-bottomnav__btn.is-active{color:var(--pgff-primary);}
.pgff-bottomnav__btn.is-active::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:2.4rem;height:3px;border-radius:0 0 4px 4px;background:var(--pgff-primary);
}
.pgff-bottomnav__btn--promo{
  background:var(--pgff-grad);color:#0E0F22;font-weight:800;
  border-radius:50%;width:5.6rem;height:5.6rem;
  margin-top:-1.6rem;flex:0 0 5.6rem;
  box-shadow:0 4px 14px rgba(72,209,204,.5);
}
.pgff-bottomnav__btn--promo i,.pgff-bottomnav__btn--promo .material-icons{font-size:2.4rem;}
.pgff-bottomnav__btn--promo span{font-size:1.0rem;}
.pgff-bottomnav__btn:active{transform:scale(.92);}

/* ---------------- Desktop ---------------- */
@media (min-width:769px){
  body{max-width:430px;}
  .pgff-bottomnav{display:none;}
  .pgff-menu-btn{display:none;}
}