/* JL39 Layout CSS - All classes use uifb- prefix */
:root {
  --uifb-primary: #273746; --uifb-accent-pink: #FFB3BA; --uifb-accent-green: #BAFFC9;
  --uifb-accent-light: #FFCCCB; --uifb-text-gray: #BBBBBB; --uifb-bg-dark: #1a2530;
  --uifb-bg-card: #2c3e50; --uifb-bg-deeper: #0f1922; --uifb-white: #ffffff;
  --uifb-gold: #f0c040; --uifb-radius: 8px; --uifb-shadow: 0 2px 12px rgba(0,0,0,0.3);
  font-size: 62.5%;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; font-size: 1.5rem; line-height: 1.5; color: var(--uifb-white); background: var(--uifb-bg-dark); -webkit-font-smoothing: antialiased; max-width: 430px; margin: 0 auto; overflow-x: hidden; }
a { text-decoration: none; color: var(--uifb-accent-pink); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
.uifb-container { width: 100%; max-width: 430px; margin: 0 auto; padding: 0 1.2rem; }
.uifb-wrapper { padding-top: 6rem; padding-bottom: 2rem; }

/* Header */
.uifb-header { position: fixed; top: 0; left: 50%; transform: translateX(-50%); width: 100%; max-width: 430px; height: 56px; background: var(--uifb-primary); display: flex; align-items: center; justify-content: space-between; padding: 0 1rem; z-index: 1000; box-shadow: 0 2px 8px rgba(0,0,0,0.4); }
.uifb-logo-area { display: flex; align-items: center; gap: 0.6rem; }
.uifb-logo-area img { width: 28px; height: 28px; border-radius: 4px; }
.uifb-logo-area span { font-size: 1.8rem; font-weight: 700; color: var(--uifb-accent-pink); letter-spacing: 0.5px; }
.uifb-header-actions { display: flex; align-items: center; gap: 0.5rem; }
.uifb-btn-register, .uifb-btn-login { padding: 0.5rem 1.2rem; border: none; border-radius: 20px; font-size: 1.2rem; font-weight: 600; cursor: pointer; transition: all 0.2s ease; }
.uifb-btn-register { background: var(--uifb-accent-pink); color: var(--uifb-primary); }
.uifb-btn-register:hover { background: #ff9ca7; transform: scale(1.05); }
.uifb-btn-login { background: transparent; color: var(--uifb-accent-green); border: 1.5px solid var(--uifb-accent-green); }
.uifb-btn-login:hover { background: var(--uifb-accent-green); color: var(--uifb-primary); }
.uifb-menu-btn { background: none; border: none; color: var(--uifb-white); font-size: 2rem; cursor: pointer; padding: 0.4rem; }

/* Mobile Menu */
.uifb-menu-overlay { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.5); z-index: 9998; }
.uifb-overlay-active { display: block; }
.uifb-mobile-menu { position: fixed; top: 0; right: -280px; width: 280px; height: 100%; background: var(--uifb-bg-deeper); z-index: 9999; transition: right 0.3s ease; padding: 2rem 1.5rem; overflow-y: auto; }
.uifb-menu-active { right: 0; }
.uifb-menu-close { background: none; border: none; color: var(--uifb-white); font-size: 2.4rem; cursor: pointer; position: absolute; top: 1rem; right: 1rem; }
.uifb-mobile-menu nav a { display: block; padding: 1.2rem 0; color: var(--uifb-white); font-size: 1.5rem; border-bottom: 1px solid rgba(255,255,255,0.08); transition: color 0.2s; }
.uifb-mobile-menu nav a:hover { color: var(--uifb-accent-pink); }

/* Carousel */
.uifb-carousel { position: relative; width: 100%; overflow: hidden; border-radius: var(--uifb-radius); margin-bottom: 2rem; }
.uifb-slides-wrapper { position: relative; width: 100%; aspect-ratio: 16/7; }
.uifb-slide { position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: 0; transition: opacity 0.6s ease; }
.uifb-slide-active { opacity: 1; }
.uifb-slide img { width: 100%; height: 100%; object-fit: cover; }
.uifb-dots { position: absolute; bottom: 8px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; z-index: 2; }
.uifb-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.4); cursor: pointer; transition: background 0.3s; border: none; }
.uifb-dot-active { background: var(--uifb-accent-pink); }

/* Section Titles */
.uifb-section-title { font-size: 2rem; font-weight: 700; color: var(--uifb-white); margin-bottom: 1.2rem; padding-bottom: 0.6rem; border-bottom: 2px solid var(--uifb-accent-pink); display: inline-block; }
.uifb-section-title-green { border-bottom-color: var(--uifb-accent-green); }

/* Game Grid */
.uifb-game-section { margin-bottom: 2.5rem; }
.uifb-cat-title { font-size: 1.6rem; font-weight: 600; color: var(--uifb-accent-pink); margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 1px; }
.uifb-game-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.8rem; }
.uifb-game-item { text-align: center; cursor: pointer; transition: transform 0.2s; }
.uifb-game-item:hover { transform: scale(1.06); }
.uifb-game-item img { width: 100%; aspect-ratio: 1; border-radius: var(--uifb-radius); margin-bottom: 0.3rem; box-shadow: var(--uifb-shadow); }
.uifb-game-item span { font-size: 1.1rem; color: var(--uifb-text-gray); display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Cards */
.uifb-card { background: var(--uifb-bg-card); border-radius: var(--uifb-radius); padding: 1.5rem; margin-bottom: 1.5rem; box-shadow: var(--uifb-shadow); }
.uifb-card h2, .uifb-card h3 { color: var(--uifb-white); margin-bottom: 0.8rem; }
.uifb-card p { color: var(--uifb-text-gray); font-size: 1.4rem; line-height: 1.6; margin-bottom: 0.8rem; }

/* Promo Button */
.uifb-promo-btn { display: inline-block; padding: 1rem 2.4rem; background: linear-gradient(135deg, var(--uifb-accent-pink), #ff8a95); color: var(--uifb-primary); font-size: 1.5rem; font-weight: 700; border-radius: 30px; cursor: pointer; border: none; transition: all 0.3s ease; text-align: center; }
.uifb-promo-btn:hover { transform: scale(1.05); box-shadow: 0 4px 20px rgba(255,179,186,0.4); }
.uifb-promo-btn-green { background: linear-gradient(135deg, var(--uifb-accent-green), #8ae6a0); }
.uifb-promo-btn-green:hover { box-shadow: 0 4px 20px rgba(186,255,201,0.4); }

/* Promo Link */
.uifb-promo-link { color: var(--uifb-accent-pink); font-weight: 700; cursor: pointer; border-bottom: 1px dashed var(--uifb-accent-pink); transition: color 0.2s; }
.uifb-promo-link:hover { color: var(--uifb-accent-green); }

/* Features */
.uifb-features { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.uifb-feature-item { background: var(--uifb-bg-card); border-radius: var(--uifb-radius); padding: 1.2rem; text-align: center; border-left: 3px solid var(--uifb-accent-pink); }
.uifb-feature-item i, .uifb-feature-item .material-icons { font-size: 2.4rem; color: var(--uifb-accent-pink); margin-bottom: 0.5rem; }
.uifb-feature-item p { font-size: 1.2rem; color: var(--uifb-text-gray); margin: 0; }

/* Testimonials */
.uifb-testimonial { background: var(--uifb-bg-card); border-radius: var(--uifb-radius); padding: 1.2rem; margin-bottom: 1rem; border-left: 3px solid var(--uifb-accent-green); }
.uifb-testimonial-name { font-weight: 600; color: var(--uifb-accent-green); font-size: 1.3rem; }
.uifb-testimonial-text { color: var(--uifb-text-gray); font-size: 1.3rem; font-style: italic; margin-top: 0.4rem; }

/* Winners */
.uifb-winner-row { display: flex; justify-content: space-between; align-items: center; padding: 0.8rem 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
.uifb-winner-name { color: var(--uifb-accent-pink); font-weight: 600; font-size: 1.3rem; }
.uifb-winner-game { color: var(--uifb-text-gray); font-size: 1.2rem; }
.uifb-winner-amount { color: var(--uifb-gold); font-weight: 700; font-size: 1.4rem; }

/* Payment */
.uifb-payment-grid { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; }
.uifb-payment-item { background: var(--uifb-bg-card); border-radius: var(--uifb-radius); padding: 0.8rem 1.4rem; font-size: 1.2rem; color: var(--uifb-text-gray); border: 1px solid rgba(255,255,255,0.08); }

/* Footer */
.uifb-footer { background: var(--uifb-bg-deeper); padding: 2rem 1.2rem 8rem; text-align: center; }
.uifb-footer-brand { color: var(--uifb-text-gray); font-size: 1.3rem; line-height: 1.6; margin-bottom: 1.5rem; }
.uifb-footer-links { display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; margin-bottom: 1.5rem; }
.uifb-footer-links a { background: var(--uifb-bg-card); padding: 0.5rem 1rem; border-radius: 16px; font-size: 1.2rem; color: var(--uifb-accent-pink); transition: background 0.2s; }
.uifb-footer-links a:hover { background: var(--uifb-accent-pink); color: var(--uifb-primary); }
.uifb-partners { display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; margin-bottom: 1.5rem; }
.uifb-partners img { height: 28px; opacity: 0.7; transition: opacity 0.2s; }
.uifb-partners img:hover { opacity: 1; }
.uifb-copyright { color: rgba(255,255,255,0.3); font-size: 1.1rem; }

/* Bottom Nav */
.uifb-bottom-nav { position: fixed; bottom: 0; left: 50%; transform: translateX(-50%); width: 100%; max-width: 430px; height: 60px; background: var(--uifb-primary); display: flex; justify-content: space-around; align-items: center; z-index: 1000; box-shadow: 0 -2px 10px rgba(0,0,0,0.4); border-top: 1px solid rgba(255,179,186,0.2); }
.uifb-bottom-nav-btn { display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 60px; min-height: 60px; background: none; border: none; color: var(--uifb-text-gray); cursor: pointer; transition: all 0.2s ease; padding: 0; }
.uifb-bottom-nav-btn i, .uifb-bottom-nav-btn .material-icons { font-size: 22px; margin-bottom: 2px; }
.uifb-bottom-nav-btn span { font-size: 1rem; }
.uifb-bottom-nav-btn:hover, .uifb-bottom-nav-active { color: var(--uifb-accent-pink); transform: scale(1.08); }
.uifb-bottom-nav-btn:active { transform: scale(0.95); }

/* Internal Link */
.uifb-internal-link { color: var(--uifb-accent-green); text-decoration: underline; font-weight: 500; }
.uifb-internal-link:hover { color: var(--uifb-accent-pink); }

/* App CTA */
.uifb-app-cta { background: linear-gradient(135deg, var(--uifb-primary), var(--uifb-bg-deeper)); border-radius: var(--uifb-radius); padding: 2rem; text-align: center; border: 1px solid var(--uifb-accent-pink); }

/* Responsive */
@media (max-width: 768px) { .uifb-wrapper { padding-bottom: 80px; } }
@media (min-width: 769px) { .uifb-bottom-nav { display: none; } }