/**
 * pkoko.sbs - Common CSS Styles
 * All classes use uidf- prefix for namespace isolation
 * Color Palette: #EEEEEE | #1C2833 | #6A5ACD
 * Dark background (#1C2833), Light text (#EEEEEE), Accent (#6A5ACD)
 * Mobile-first: max-width 430px
 */

/* CSS Variables */
:root {
  --uidf-primary: #6A5ACD;
  --uidf-primary-dark: #5548A0;
  --uidf-primary-light: #8B7FD4;
  --uidf-bg: #1C2833;
  --uidf-bg-light: #253342;
  --uidf-bg-card: #1E2D3D;
  --uidf-bg-dark: #141E28;
  --uidf-text: #EEEEEE;
  --uidf-text-muted: #A0AEC0;
  --uidf-text-dim: #718096;
  --uidf-accent: #6A5ACD;
  --uidf-accent-gold: #F6C343;
  --uidf-accent-green: #48BB78;
  --uidf-border: #2D3F50;
  --uidf-shadow: rgba(0, 0, 0, 0.3);
  --uidf-radius: 8px;
  --uidf-radius-lg: 12px;
  --uidf-transition: all 0.3s ease;
  font-size: 62.5%;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', 'Noto Sans Bengali', sans-serif;
  background-color: var(--uidf-bg);
  color: var(--uidf-text);
  font-size: 1.6rem;
  line-height: 1.5rem;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

/* Typography */
h1 { font-size: 2.2rem; font-weight: 700; line-height: 1.3; margin-bottom: 1.2rem; }
h2 { font-size: 2.0rem; font-weight: 600; line-height: 1.3; margin-bottom: 1rem; }
h3 { font-size: 1.8rem; font-weight: 600; line-height: 1.4; margin-bottom: 0.8rem; }
p { margin-bottom: 1rem; line-height: 1.6; }
a { color: var(--uidf-primary-light); text-decoration: none; transition: var(--uidf-transition); }
a:hover { color: var(--uidf-accent-gold); }
img { max-width: 100%; height: auto; display: block; }

/* Header */
.uidf-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  background: var(--uidf-bg-dark);
  border-bottom: 1px solid var(--uidf-border);
  z-index: 1000;
  padding: 0.8rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.uidf-header-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.uidf-logo {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}
.uidf-site-name {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--uidf-accent);
  letter-spacing: 0.5px;
}
.uidf-header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.uidf-btn-register {
  background: var(--uidf-primary);
  color: #fff;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: var(--uidf-radius);
  font-size: 1.3rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--uidf-transition);
  min-height: 36px;
  min-width: 60px;
}
.uidf-btn-register:hover { background: var(--uidf-primary-dark); transform: scale(1.05); }
.uidf-btn-login {
  background: transparent;
  color: var(--uidf-primary-light);
  border: 1px solid var(--uidf-primary);
  padding: 0.5rem 1rem;
  border-radius: var(--uidf-radius);
  font-size: 1.3rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--uidf-transition);
  min-height: 36px;
  min-width: 50px;
}
.uidf-btn-login:hover { background: var(--uidf-primary); color: #fff; }
.uidf-menu-toggle {
  background: none;
  border: none;
  color: var(--uidf-text);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.3rem;
  display: flex;
  align-items: center;
}

/* Mobile Menu */
.uidf-mobile-menu {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%) translateX(-100%);
  width: 100%;
  max-width: 430px;
  height: 100vh;
  background: var(--uidf-bg-dark);
  z-index: 9999;
  transition: transform 0.3s ease;
  overflow-y: auto;
  padding: 2rem 1.5rem;
}
.uidf-mobile-menu.uidf-menu-open { transform: translateX(-50%) translateX(0); }
.uidf-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--uidf-border);
}
.uidf-menu-close {
  background: none;
  border: none;
  color: var(--uidf-text);
  font-size: 2.4rem;
  cursor: pointer;
}
.uidf-menu-links { list-style: none; }
.uidf-menu-links li {
  border-bottom: 1px solid var(--uidf-border);
}
.uidf-menu-links a {
  display: block;
  padding: 1.2rem 0;
  font-size: 1.6rem;
  color: var(--uidf-text);
  transition: var(--uidf-transition);
}
.uidf-menu-links a:hover { color: var(--uidf-accent); padding-left: 0.5rem; }
.uidf-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  z-index: 9998;
  display: none;
}

/* Main Content */
.uidf-main {
  padding-top: 60px;
  padding-bottom: 1rem;
}
@media (max-width: 768px) {
  .uidf-main { padding-bottom: 80px; }
}

/* Carousel */
.uidf-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--uidf-radius-lg);
  margin: 1rem;
}
.uidf-carousel-slide {
  display: none;
  cursor: pointer;
}
.uidf-carousel-slide img {
  width: 100%;
  height: auto;
  border-radius: var(--uidf-radius-lg);
}
.uidf-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 0;
}
.uidf-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--uidf-text-dim);
  cursor: pointer;
  transition: var(--uidf-transition);
}
.uidf-carousel-dot-active {
  background: var(--uidf-primary);
  width: 20px;
  border-radius: 4px;
}

/* Section */
.uidf-section {
  padding: 1.5rem 1rem;
}
.uidf-section-title {
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--uidf-accent);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--uidf-primary);
  display: inline-block;
}

/* Game Grid */
.uidf-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.uidf-game-item {
  text-align: center;
  cursor: pointer;
  transition: var(--uidf-transition);
  border-radius: var(--uidf-radius);
  padding: 0.5rem;
}
.uidf-game-item:hover { transform: translateY(-2px); background: var(--uidf-bg-light); }
.uidf-game-item img {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--uidf-radius);
  margin-bottom: 0.3rem;
  object-fit: cover;
}
.uidf-game-item span {
  font-size: 1.1rem;
  color: var(--uidf-text-muted);
  display: block;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Cards */
.uidf-card {
  background: var(--uidf-bg-card);
  border-radius: var(--uidf-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid var(--uidf-border);
}
.uidf-card-title {
  font-size: 1.7rem;
  font-weight: 600;
  color: var(--uidf-text);
  margin-bottom: 0.8rem;
}
.uidf-card-text {
  font-size: 1.4rem;
  color: var(--uidf-text-muted);
  line-height: 1.6;
}

/* Promo Button */
.uidf-promo-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--uidf-primary), var(--uidf-primary-dark));
  color: #fff;
  padding: 0.8rem 1.5rem;
  border-radius: var(--uidf-radius);
  font-size: 1.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--uidf-transition);
  border: none;
  text-align: center;
}
.uidf-promo-btn:hover { transform: scale(1.05); box-shadow: 0 4px 15px var(--uidf-shadow); }

/* Promo Link */
.uidf-promo-link {
  color: var(--uidf-accent-gold);
  font-weight: 700;
  cursor: pointer;
  text-decoration: underline;
  transition: var(--uidf-transition);
}
.uidf-promo-link:hover { color: #fff; }

/* Footer */
.uidf-footer {
  background: var(--uidf-bg-dark);
  padding: 2rem 1rem;
  border-top: 1px solid var(--uidf-border);
  margin-top: 2rem;
}
.uidf-footer-brand {
  text-align: center;
  margin-bottom: 1.5rem;
}
.uidf-footer-brand h3 {
  color: var(--uidf-accent);
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}
.uidf-footer-brand p {
  font-size: 1.3rem;
  color: var(--uidf-text-muted);
  line-height: 1.5;
}
.uidf-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}
.uidf-footer-links a {
  font-size: 1.3rem;
  color: var(--uidf-text-muted);
  padding: 0.3rem 0.6rem;
  background: var(--uidf-bg-card);
  border-radius: var(--uidf-radius);
  transition: var(--uidf-transition);
}
.uidf-footer-links a:hover { color: var(--uidf-accent); background: var(--uidf-bg-light); }
.uidf-footer-promo {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}
.uidf-footer-promo button {
  background: var(--uidf-primary);
  color: #fff;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: var(--uidf-radius);
  font-size: 1.3rem;
  cursor: pointer;
  transition: var(--uidf-transition);
}
.uidf-footer-promo button:hover { background: var(--uidf-primary-dark); }
.uidf-footer-copy {
  text-align: center;
  font-size: 1.2rem;
  color: var(--uidf-text-dim);
  padding-top: 1rem;
  border-top: 1px solid var(--uidf-border);
}

/* Bottom Fixed Nav */
.uidf-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  background: var(--uidf-bg-dark);
  border-top: 1px solid var(--uidf-border);
  z-index: 1000;
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 60px;
  padding: 0 0.3rem;
}
.uidf-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 52px;
  cursor: pointer;
  transition: var(--uidf-transition);
  color: var(--uidf-text-dim);
  background: none;
  border: none;
  font-family: inherit;
  padding: 0.3rem;
}
.uidf-bottom-nav-item:hover, .uidf-bottom-nav-item.uidf-nav-active {
  color: var(--uidf-primary);
  transform: scale(1.1);
}
.uidf-bottom-nav-item i, .uidf-bottom-nav-item .material-icons,
.uidf-bottom-nav-item ion-icon, .uidf-bottom-nav-item bi {
  font-size: 22px;
  margin-bottom: 2px;
}
.uidf-bottom-nav-item span {
  font-size: 1rem;
  line-height: 1.2;
}
@media (min-width: 769px) {
  .uidf-bottom-nav { display: none; }
}

/* Utility Classes */
.uidf-container { padding: 0 1rem; }
.uidf-text-center { text-align: center; }
.uidf-mt-1 { margin-top: 1rem; }
.uidf-mb-1 { margin-bottom: 1rem; }
.uidf-hidden { display: none; }
.uidf-divider {
  height: 1px;
  background: var(--uidf-border);
  margin: 1.5rem 0;
}

/* Winner Marquee */
.uidf-winner-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.uidf-winner-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 1rem;
  background: var(--uidf-bg-light);
  border-radius: var(--uidf-radius);
  font-size: 1.3rem;
}
.uidf-winner-name { color: var(--uidf-accent); font-weight: 600; }
.uidf-winner-amount { color: var(--uidf-accent-gold); font-weight: 700; }

/* Testimonial */
.uidf-testimonial {
  background: var(--uidf-bg-card);
  border-radius: var(--uidf-radius-lg);
  padding: 1.2rem;
  margin-bottom: 0.8rem;
  border-left: 3px solid var(--uidf-primary);
}
.uidf-testimonial-text {
  font-size: 1.3rem;
  color: var(--uidf-text-muted);
  font-style: italic;
  margin-bottom: 0.5rem;
}
.uidf-testimonial-author {
  font-size: 1.2rem;
  color: var(--uidf-primary-light);
  font-weight: 600;
}

/* Payment Icons */
.uidf-payment-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: center;
}
.uidf-payment-item {
  background: var(--uidf-bg-light);
  padding: 0.6rem 1rem;
  border-radius: var(--uidf-radius);
  font-size: 1.3rem;
  color: var(--uidf-text-muted);
}

/* FAQ */
.uidf-faq-item {
  border-bottom: 1px solid var(--uidf-border);
  padding: 1rem 0;
}
.uidf-faq-q {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--uidf-text);
  margin-bottom: 0.5rem;
}
.uidf-faq-a {
  font-size: 1.4rem;
  color: var(--uidf-text-muted);
  line-height: 1.5;
}

/* Help page content styles */
.uidf-help-section {
  margin-bottom: 2rem;
}
.uidf-help-section h2 {
  color: var(--uidf-accent);
  font-size: 1.9rem;
}
.uidf-help-section h3 {
  color: var(--uidf-primary-light);
  font-size: 1.6rem;
}
.uidf-help-list {
  list-style: none;
  padding: 0;
}
.uidf-help-list li {
  padding: 0.5rem 0 0.5rem 1.5rem;
  position: relative;
  font-size: 1.4rem;
  color: var(--uidf-text-muted);
  line-height: 1.5;
}
.uidf-help-list li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--uidf-accent-green);
  font-size: 1.2rem;
}

/* Responsive adjustments */
@media (max-width: 360px) {
  .uidf-game-grid { grid-template-columns: repeat(3, 1fr); }
  h1 { font-size: 1.9rem; }
  h2 { font-size: 1.7rem; }
}
@media (min-width: 361px) and (max-width: 430px) {
  .uidf-game-grid { grid-template-columns: repeat(4, 1fr); }
}