/**
 * Arion Play - Layout Stylesheet
 * Prefix: ui67-
 * Mobile-first design, max-width 430px viewport
 * Color palette: #2C3E50 #F08080 #2E4057 #FF0000 #C0C0C0
 */

/* ===== CSS Variables & Root ===== */
:root {
  --ui67-bg-dark: #2E4057;
  --ui67-bg-darker: #2C3E50;
  --ui67-accent-coral: #F08080;
  --ui67-accent-red: #FF0000;
  --ui67-text-silver: #C0C0C0;
  --ui67-text-white: #F5F5F5;
  --ui67-text-light: #E8E8E8;
  --ui67-bg-card: #34495E;
  --ui67-bg-card-hover: #3D566E;
  --ui67-border-subtle: #4A6274;
  --ui67-shadow: rgba(0, 0, 0, 0.3);
  --ui67-gold: #D4A017;
  --ui67-radius: 1.2rem;
  --ui67-radius-sm: 0.8rem;
  --ui67-transition: 0.25s ease;
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--ui67-bg-dark);
  color: var(--ui67-text-silver);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  max-width: 430px;
  margin: 0 auto;
}

a {
  color: var(--ui67-accent-coral);
  text-decoration: none;
  transition: color var(--ui67-transition);
}

a:hover {
  color: var(--ui67-text-white);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ===== Header ===== */
.ui67-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: 56px;
  background: linear-gradient(135deg, var(--ui67-bg-darker) 0%, var(--ui67-bg-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.2rem;
  z-index: 1000;
  border-bottom: 1px solid var(--ui67-border-subtle);
  box-shadow: 0 2px 8px var(--ui67-shadow);
}

.ui67-logo-area {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.ui67-logo-area img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.ui67-logo-text {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--ui67-accent-coral);
  letter-spacing: 0.5px;
}

.ui67-header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.ui67-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  font-size: 1.2rem;
  font-weight: 600;
  border: none;
  border-radius: var(--ui67-radius-sm);
  cursor: pointer;
  transition: all var(--ui67-transition);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.ui67-btn-register {
  background: var(--ui67-accent-red);
  color: var(--ui67-text-white);
}

.ui67-btn-register:hover {
  background: #CC0000;
  transform: scale(1.03);
}

.ui67-btn-login {
  background: transparent;
  color: var(--ui67-text-silver);
  border: 1.5px solid var(--ui67-accent-coral);
}

.ui67-btn-login:hover {
  background: var(--ui67-accent-coral);
  color: var(--ui67-bg-darker);
}

.ui67-hamburger {
  background: none;
  border: none;
  color: var(--ui67-text-silver);
  font-size: 2.2rem;
  cursor: pointer;
  padding: 0.4rem;
  line-height: 1;
  transition: color var(--ui67-transition);
}

.ui67-hamburger:hover {
  color: var(--ui67-accent-coral);
}

/* ===== Mobile Menu ===== */
.ui67-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9998;
}

#ui67-mobile-menu {
  position: fixed;
  top: 0;
  right: -280px;
  width: 280px;
  height: 100%;
  background: var(--ui67-bg-darker);
  z-index: 9999;
  transition: right 0.3s ease;
  padding: 2rem 1.5rem;
  overflow-y: auto;
}

#ui67-mobile-menu.ui67-menu-open {
  right: 0;
}

#ui67-mobile-menu.ui67-menu-closed {
  right: -280px;
}

.ui67-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ui67-border-subtle);
}

.ui67-menu-title {
  font-size: 1.8rem;
  color: var(--ui67-accent-coral);
  font-weight: 700;
}

.ui67-menu-close {
  background: none;
  border: none;
  color: var(--ui67-text-silver);
  font-size: 2.4rem;
  cursor: pointer;
}

.ui67-menu-links {
  list-style: none;
}

.ui67-menu-links li {
  margin-bottom: 0.3rem;
}

.ui67-menu-links a {
  display: block;
  padding: 1rem 1.2rem;
  color: var(--ui67-text-silver);
  font-size: 1.4rem;
  border-radius: var(--ui67-radius-sm);
  transition: all var(--ui67-transition);
}

.ui67-menu-links a:hover {
  background: var(--ui67-bg-card);
  color: var(--ui67-accent-coral);
}

/* ===== Main Content Area ===== */
.ui67-main {
  margin-top: 56px;
  padding-bottom: 80px;
}

.ui67-container {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ===== Carousel ===== */
.ui67-carousel {
  position: relative;
  overflow: hidden;
  width: 100%;
  border-radius: 0 0 var(--ui67-radius) var(--ui67-radius);
}

.ui67-carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.ui67-carousel-slide {
  min-width: 100%;
  cursor: pointer;
}

.ui67-carousel-slide img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.ui67-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 0;
  background: var(--ui67-bg-darker);
}

.ui67-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ui67-border-subtle);
  border: none;
  cursor: pointer;
  transition: background var(--ui67-transition);
}

.ui67-dot-active {
  background: var(--ui67-accent-coral);
  width: 20px;
  border-radius: 4px;
}

/* ===== Category Tabs ===== */
.ui67-cat-tabs {
  display: flex;
  gap: 0.5rem;
  padding: 1rem 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.ui67-cat-tabs::-webkit-scrollbar {
  display: none;
}

.ui67-cat-tab {
  flex-shrink: 0;
  padding: 0.7rem 1.4rem;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--ui67-text-silver);
  background: var(--ui67-bg-card);
  border: none;
  border-radius: 2rem;
  cursor: pointer;
  transition: all var(--ui67-transition);
  white-space: nowrap;
}

.ui67-cat-tab-active,
.ui67-cat-tab:hover {
  background: var(--ui67-accent-coral);
  color: var(--ui67-bg-darker);
}

/* ===== Game Sections & Grid ===== */
.ui67-game-section {
  margin-bottom: 2rem;
}

.ui67-section-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--ui67-text-white);
  margin-bottom: 1rem;
  padding-left: 0.5rem;
  border-left: 3px solid var(--ui67-accent-coral);
}

.ui67-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}

.ui67-game-card {
  background: var(--ui67-bg-card);
  border-radius: var(--ui67-radius-sm);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--ui67-transition);
  border: 1px solid transparent;
}

.ui67-game-card:hover {
  transform: translateY(-2px);
  border-color: var(--ui67-accent-coral);
  box-shadow: 0 4px 12px var(--ui67-shadow);
}

.ui67-game-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.ui67-game-card-title {
  padding: 0.4rem 0.5rem;
  font-size: 1.05rem;
  color: var(--ui67-text-light);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== Content Modules ===== */
.ui67-module {
  background: var(--ui67-bg-card);
  border-radius: var(--ui67-radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--ui67-border-subtle);
}

.ui67-module-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--ui67-accent-coral);
  margin-bottom: 1rem;
}

.ui67-module p {
  font-size: 1.3rem;
  line-height: 1.7;
  color: var(--ui67-text-silver);
  margin-bottom: 1rem;
}

.ui67-module ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.ui67-module li {
  font-size: 1.3rem;
  line-height: 1.7;
  color: var(--ui67-text-silver);
  margin-bottom: 0.5rem;
}

.ui67-cta-btn {
  display: block;
  width: 100%;
  padding: 1.2rem;
  background: linear-gradient(135deg, var(--ui67-accent-red), #CC0000);
  color: var(--ui67-text-white);
  font-size: 1.4rem;
  font-weight: 700;
  border: none;
  border-radius: var(--ui67-radius-sm);
  cursor: pointer;
  text-align: center;
  transition: all var(--ui67-transition);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.ui67-cta-btn:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 15px rgba(255, 0, 0, 0.4);
}

/* ===== Stats Counter ===== */
.ui67-stats-bar {
  display: flex;
  justify-content: space-around;
  padding: 1.2rem 0;
  background: var(--ui67-bg-darker);
  border-radius: var(--ui67-radius);
  margin-bottom: 1.5rem;
}

.ui67-stat-item {
  text-align: center;
}

.ui67-stat-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--ui67-accent-coral);
}

.ui67-stat-label {
  font-size: 1.1rem;
  color: var(--ui67-text-silver);
}

/* ===== Footer ===== */
.ui67-footer {
  background: var(--ui67-bg-darker);
  padding: 2rem 1rem;
  border-top: 1px solid var(--ui67-border-subtle);
}

.ui67-footer-brand {
  text-align: center;
  margin-bottom: 1.5rem;
}

.ui67-footer-brand p {
  font-size: 1.2rem;
  color: var(--ui67-text-silver);
  line-height: 1.6;
}

.ui67-partner-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.ui67-partner-logos img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  opacity: 0.7;
  transition: opacity var(--ui67-transition);
}

.ui67-partner-logos img:hover {
  opacity: 1;
}

.ui67-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem 1.5rem;
  margin-bottom: 1.5rem;
}

.ui67-footer-links a {
  font-size: 1.2rem;
  color: var(--ui67-text-silver);
}

.ui67-footer-links a:hover {
  color: var(--ui67-accent-coral);
}

.ui67-copyright {
  text-align: center;
  font-size: 1.1rem;
  color: #666;
  padding-top: 1rem;
  border-top: 1px solid var(--ui67-border-subtle);
}

/* ===== Bottom Navigation ===== */
.ui67-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: 60px;
  background: linear-gradient(180deg, var(--ui67-bg-darker) 0%, #1A252F 100%);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1000;
  border-top: 1px solid var(--ui67-border-subtle);
  box-shadow: 0 -2px 10px var(--ui67-shadow);
}

.ui67-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 54px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ui67-text-silver);
  transition: all var(--ui67-transition);
  padding: 0.3rem;
  gap: 0.2rem;
}

.ui67-nav-btn:hover,
.ui67-nav-btn:focus {
  color: var(--ui67-accent-coral);
  transform: scale(1.1);
}

.ui67-nav-btn .ui67-nav-icon {
  font-size: 2.2rem;
  line-height: 1;
}

.ui67-nav-btn .ui67-nav-label {
  font-size: 1rem;
  font-weight: 500;
}

.ui67-nav-btn-active {
  color: var(--ui67-accent-coral) !important;
}

/* ===== Back to Top ===== */
#ui67-top-btn {
  display: none;
  position: fixed;
  bottom: 70px;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  background: var(--ui67-accent-coral);
  color: var(--ui67-bg-darker);
  border: none;
  border-radius: 50%;
  font-size: 1.8rem;
  cursor: pointer;
  z-index: 999;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px var(--ui67-shadow);
  transition: all var(--ui67-transition);
}

#ui67-top-btn:hover {
  background: var(--ui67-text-white);
  transform: translateY(-2px);
}

/* ===== Help Page Styles ===== */
.ui67-help-content {
  padding: 1rem 0;
}

.ui67-help-content h2 {
  font-size: 1.8rem;
  color: var(--ui67-text-white);
  margin: 1.5rem 0 0.8rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--ui67-border-subtle);
}

.ui67-help-content h3 {
  font-size: 1.5rem;
  color: var(--ui67-accent-coral);
  margin: 1.2rem 0 0.6rem;
}

.ui67-help-content p {
  font-size: 1.3rem;
  line-height: 1.7;
  color: var(--ui67-text-silver);
  margin-bottom: 1rem;
}

.ui67-help-content ul,
.ui67-help-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.ui67-help-content li {
  font-size: 1.3rem;
  line-height: 1.7;
  color: var(--ui67-text-silver);
  margin-bottom: 0.4rem;
}

.ui67-faq-item {
  background: var(--ui67-bg-card);
  border-radius: var(--ui67-radius-sm);
  padding: 1.2rem;
  margin-bottom: 0.8rem;
  border-left: 3px solid var(--ui67-accent-coral);
}

.ui67-faq-q {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ui67-text-white);
  margin-bottom: 0.5rem;
}

.ui67-faq-a {
  font-size: 1.25rem;
  color: var(--ui67-text-silver);
  line-height: 1.6;
}

/* ===== Inline CTA Link ===== */
.ui67-inline-cta {
  display: inline-block;
  color: var(--ui67-accent-coral);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  transition: color var(--ui67-transition);
}

.ui67-inline-cta:hover {
  color: var(--ui67-text-white);
}

/* ===== Responsive: Desktop hide bottom nav ===== */
@media (min-width: 769px) {
  .ui67-bottom-nav {
    display: none;
  }
}

/* ===== Responsive: Mobile bottom padding ===== */
@media (max-width: 768px) {
  .ui67-main {
    padding-bottom: 80px;
  }
}

/* ===== Responsive: Tablet adjustments ===== */
@media (min-width: 431px) and (max-width: 768px) {
  body {
    max-width: 100%;
  }
}