/* ========================================
   Casino7Hub - Main Stylesheet
   Modern Gaming Platform Design
   ======================================== */

/* ========================================
   CSS Variables & Theme
   ======================================== */
:root {
  /* Primary Colors */
  --primary-500: #ea4335;
  --primary-600: #d23426;
  --primary-700: #ba241a;
  
  /* Neutral Colors */
  --neutral-50: #ffffff;
  --neutral-100: #f8f9fa;
  --neutral-200: #e8eaed;
  --neutral-300: #dadce0;
  --neutral-400: #bdc1c6;
  --neutral-500: #9aa0a6;
  --neutral-600: #80868b;
  --neutral-700: #5f6368;
  --neutral-800: #3c4043;
  --neutral-900: #202124;
  
  /* Semantic Colors */
  --success-500: #34a853;
  --warning-500: #fbbc04;
  --error-500: #ea4335;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-secondary: 'Montserrat', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--neutral-800);
  background-color: var(--neutral-100);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--primary-500);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--primary-600);
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input,
textarea {
  font-family: inherit;
}

/* ========================================
   Typography
   ======================================== */
.display-large {
  font-family: var(--font-secondary);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--neutral-900);
  margin-bottom: var(--spacing-md);
}

.headline-large {
  font-family: var(--font-secondary);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--neutral-900);
  margin-bottom: var(--spacing-md);
}

.body-large {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--neutral-700);
}

.body-large-bold {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--neutral-900);
}

/* ========================================
   Utility Classes
   ======================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.mb-8 {
  margin-bottom: 0.5rem;
}

.mb-16 {
  margin-bottom: 1rem;
}

.mb-24 {
  margin-bottom: 1.5rem;
}

/* ========================================
   Header & Navigation
   ======================================== */
header {
  background: var(--neutral-50);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.top-bar-disclaimer {
  background: var(--neutral-800);
  color: var(--neutral-50);
  padding: var(--spacing-sm) 0;
  font-size: 0.875rem;
  text-align: center;
}

.top-bar-disclaimer .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.age-restriction img {
  width: 32px;
  height: 32px;
}

.main-header {
  padding: var(--spacing-md) 0;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo img {
  height: 50px;
  width: auto;
}

.desktop-nav ul {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
}

.desktop-nav a {
  color: var(--neutral-800);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.desktop-nav a:hover {
  background: var(--neutral-100);
  color: var(--primary-500);
}

/* Mobile Menu */
.hamburger-btn {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.hamburger-icon,
.hamburger-icon::before,
.hamburger-icon::after {
  width: 24px;
  height: 3px;
  background: var(--neutral-800);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.hamburger-icon::before,
.hamburger-icon::after {
  content: '';
  display: block;
}

.hamburger-icon::before {
  transform: translateY(-8px);
}

.hamburger-icon::after {
  transform: translateY(5px);
}

.menu-toggle {
  display: none;
}

.mobile-menu {
  display: none;
  background: var(--neutral-50);
  border-top: 1px solid var(--neutral-200);
}

.mobile-nav ul {
  list-style: none;
  padding: var(--spacing-md) 0;
}

.mobile-nav li {
  border-bottom: 1px solid var(--neutral-200);
}

.mobile-nav a {
  display: block;
  padding: var(--spacing-md);
  color: var(--neutral-800);
  font-weight: 500;
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: var(--spacing-2xl) 0;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.animated-coin {
  position: absolute;
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

.coin1 {
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.coin2 {
  top: 60%;
  left: 80%;
  animation-delay: 1s;
}

.coin3 {
  top: 30%;
  right: 20%;
  animation-delay: 2s;
}

.coin4 {
  bottom: 20%;
  left: 60%;
  animation-delay: 3s;
}

.coin5 {
  top: 70%;
  left: 30%;
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

.hero-container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-image img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.hero-text {
  color: var(--neutral-50);
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.feature-badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  backdrop-filter: blur(10px);
}

.feature-icon img {
  width: 20px;
  height: 20px;
}

.hero-text h1 {
  color: var(--neutral-50);
  margin-bottom: var(--spacing-md);
}

.hero-text h2 {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.125rem;
  font-weight: 400;
}

/* ========================================
   Platform Cards Grid
   ======================================== */
.platforms-section {
  padding: var(--spacing-2xl) 0;
  background: var(--neutral-100);
}

.platforms-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.platforms-row {
  display: grid;
  gap: var(--spacing-md);
}

.platforms-row[data-cards="2"] {
  grid-template-columns: repeat(2, 1fr);
}

.platforms-row[data-cards="3"] {
  grid-template-columns: repeat(3, 1fr);
}

.platforms-row.has-custom-widths {
  display: flex;
  gap: var(--spacing-md);
}

.platform-card {
  background: var(--neutral-50);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.platform-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.platform-card__left {
  padding: var(--spacing-lg);
  flex: 1;
}

.platform-card__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: var(--neutral-50);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.platform-card__badge img {
  width: 16px;
  height: 16px;
}

.platform-card__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.platform-card__rank {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--primary-500);
  color: var(--neutral-50);
  border-radius: 50%;
  font-size: 1.25rem;
  font-weight: 700;
  flex-shrink: 0;
}

.platform-card__logo {
  flex: 1;
}

.platform-card__logo img {
  max-height: 60px;
  width: auto;
}

.platform-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--neutral-900);
  line-height: 1.4;
}

.platform-card__cta {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--neutral-100);
  border-top: 1px solid var(--neutral-200);
}

.platform-card__rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.platform-card__stars img {
  height: 20px;
  width: auto;
}

.platform-card__score-container {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-xs);
}

.platform-card__score {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-500);
}

.platform-card__votes {
  font-size: 0.875rem;
  color: var(--neutral-600);
}

.platform-card__online-users {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--neutral-700);
  margin-bottom: var(--spacing-md);
}

.platform-card__online-users img {
  width: 16px;
  height: 16px;
}

.user-count {
  font-weight: 600;
  color: var(--success-500);
}

.platform-card__right {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--neutral-50);
}

.platform-card-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-md);
  background: var(--primary-500);
  color: var(--neutral-50);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.platform-card-button:hover {
  background: var(--primary-600);
  transform: translateX(4px);
}

.button-icon svg {
  width: 20px;
  height: 20px;
}

/* ========================================
   Reviews Section
   ======================================== */
.reviews-section {
  padding: var(--spacing-2xl) 0;
  background: var(--neutral-50);
}

.reviews-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.review-item {
  background: var(--neutral-50);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.review-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.review-content {
  margin-bottom: var(--spacing-md);
}

.review-text {
  font-size: 0.938rem;
  line-height: 1.6;
  color: var(--neutral-700);
}

.review-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.review-avatar-default {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--neutral-200);
}

.review-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.review-author {
  flex: 1;
}

.review-name {
  display: block;
  font-weight: 600;
  color: var(--neutral-900);
  margin-bottom: var(--spacing-xs);
}

.review-stars img {
  height: 16px;
  width: auto;
}

/* ========================================
   SEO Content Section
   ======================================== */
.seo-content-section {
  padding: var(--spacing-2xl) 0;
  background: var(--neutral-100);
}

.seo-content p {
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
  color: var(--neutral-700);
}

.seo-content a {
  color: var(--primary-500);
  text-decoration: underline;
}

.seo-content a:hover {
  color: var(--primary-600);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-section {
  padding: var(--spacing-2xl) 0;
  background: var(--neutral-50);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-toggle {
  display: none;
}

.faq-item {
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  background: var(--neutral-50);
  cursor: pointer;
  transition: all var(--transition-base);
}

.faq-question:hover {
  background: var(--neutral-100);
}

.faq-question-text {
  flex: 1;
  color: var(--neutral-900);
}

.faq-icon {
  flex-shrink: 0;
  margin-left: var(--spacing-md);
}

.faq-icon-open {
  display: none;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-answer p {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  line-height: 1.7;
  color: var(--neutral-700);
}

.faq-toggle:checked + .faq-item .faq-answer {
  max-height: 1000px;
}

.faq-toggle:checked + .faq-item .faq-icon-closed {
  display: none;
}

.faq-toggle:checked + .faq-item .faq-icon-open {
  display: block;
}

/* ========================================
   Contact Section
   ======================================== */
.contact-section {
  padding: var(--spacing-2xl) 0;
  background: var(--neutral-100);
}

.contact-wrapper {
  max-width: 800px;
  margin: 0 auto;
  background: var(--neutral-50);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-lg);
}

.contact-form {
  margin-top: var(--spacing-xl);
}

.contact-form-row {
  margin-bottom: var(--spacing-lg);
}

.form-row-inputs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.contact-form-col {
  width: 100%;
}

.input-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.input-label {
  font-weight: 500;
  color: var(--neutral-800);
  font-size: 0.938rem;
}

.input-field {
  padding: var(--spacing-md);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.input-field:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(234, 67, 53, 0.1);
}

textarea.input-field {
  resize: vertical;
  min-height: 120px;
}

.form-button-wrapper {
  text-align: center;
}

.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--primary-500);
  color: var(--neutral-50);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
}

.button-primary:hover {
  background: var(--primary-600);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ========================================
   Footer
   ======================================== */
footer {
  background: var(--neutral-900);
  color: var(--neutral-300);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-nav {
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--neutral-700);
  margin-bottom: var(--spacing-xl);
}

.footer-nav nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-lg);
}

.footer-nav a {
  color: var(--neutral-300);
  transition: color var(--transition-base);
}

.footer-nav a:hover {
  color: var(--neutral-50);
}

.footer-info {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-info-column h3 {
  color: var(--neutral-50);
  margin-bottom: var(--spacing-md);
}

.footer-info-column p {
  line-height: 1.7;
  font-size: 0.938rem;
}

.footer-support {
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
}

.footer-support h3 {
  color: var(--neutral-50);
  margin-bottom: var(--spacing-md);
}

.footer-disclaimer {
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-xl);
}

.footer-disclaimer .age-badge {
  margin-bottom: var(--spacing-md);
}

.footer-disclaimer .age-badge img {
  width: 48px;
  height: 48px;
}

.disclaimer-text p {
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
  font-size: 0.938rem;
}

.footer-compliance {
  margin-bottom: var(--spacing-xl);
}

.compliance-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-xl);
}

.compliance-logos a {
  opacity: 0.7;
  transition: opacity var(--transition-base);
}

.compliance-logos a:hover {
  opacity: 1;
}

.compliance-logos img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer-company {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
}

.footer-company p {
  margin-bottom: var(--spacing-xs);
}

.footer-company a {
  color: var(--neutral-300);
}

.footer-company a:hover {
  color: var(--neutral-50);
}

.footer-copyright {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--neutral-700);
  font-size: 0.875rem;
}

.footer-copyright a {
  color: var(--primary-500);
}

.footer-copyright a:hover {
  color: var(--primary-600);
}

/* ========================================
   Scroll to Top Button
   ======================================== */
.scroll-to-top {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 56px;
  height: 56px;
  background: var(--primary-500);
  color: var(--neutral-50);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 999;
  font-size: 0.75rem;
  text-align: center;
  padding: var(--spacing-xs);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  background: var(--primary-600);
  transform: translateY(-4px);
}

.scroll-to-top svg {
  width: 24px;
  height: 24px;
  margin-bottom: 2px;
}

/* ========================================
   Responsive Design
   ======================================== */

/* Tablet */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-features {
    justify-content: center;
  }
  
  .platforms-row[data-cards="3"] {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-info {
    grid-template-columns: 1fr;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .display-large {
    font-size: 2rem;
  }
  
  .headline-large {
    font-size: 1.5rem;
  }
  
  .desktop-nav {
    display: none;
  }
  
  .hamburger-btn {
    display: flex;
  }
  
  .menu-toggle:checked ~ .mobile-menu {
    display: block;
  }
  
  .hero-section {
    padding: var(--spacing-xl) 0;
  }
  
  .platforms-row[data-cards="2"],
  .platforms-row[data-cards="3"] {
    grid-template-columns: 1fr;
  }
  
  .platforms-row.has-custom-widths {
    flex-direction: column;
  }
  
  .platforms-row.has-custom-widths .platform-column {
    width: 100% !important;
  }
  
  .reviews-list {
    grid-template-columns: 1fr;
  }
  
  .form-row-inputs {
    grid-template-columns: 1fr;
  }
  
  .compliance-logos {
    gap: var(--spacing-md);
  }
  
  .scroll-to-top {
    width: 48px;
    height: 48px;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .display-large {
    font-size: 1.75rem;
  }
  
  .headline-large {
    font-size: 1.25rem;
  }
  
  .platform-card__left,
  .platform-card__cta,
  .platform-card__right {
    padding: var(--spacing-md);
  }
  
  .contact-wrapper {
    padding: var(--spacing-lg);
  }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  .hero-section,
  .platforms-section,
  header,
  footer,
  .scroll-to-top {
    display: none;
  }
  
  .seo-content-section,
  .faq-section {
    page-break-inside: avoid;
  }
}