/* ============================================
   78bet Brazil - Master CSS
   Style: Brazilian Style (巴西风情)
   Version: 1.0.0
   ============================================ */

/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  /* Primary Colors - Brazilian Green */
  --color-primary: #009739;
  --color-primary-dark: #007A2E;
  --color-primary-light: #00B847;

  /* Secondary Colors - Brazilian Yellow */
  --color-secondary: #FEDD00;
  --color-secondary-dark: #E5C700;
  --color-secondary-light: #FFF033;

  /* Accent Colors - Sapphire Blue */
  --color-accent: #0033A0;
  --color-accent-dark: #002880;
  --color-accent-light: #1A4DB8;

  /* Neutral Colors */
  --color-white: #FFFFFF;
  --color-black: #000000;
  --color-gray-50: #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-200: #E5E7EB;
  --color-gray-300: #D1D5DB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-600: #4B5563;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;
  --color-gray-900: #111827;

  /* Semantic Colors */
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  --color-danger: #EF4444;
  --color-info: #3B82F6;

  /* Background Colors */
  --bg-primary: var(--color-white);
  --bg-secondary: var(--color-gray-50);
  --bg-dark: var(--color-gray-900);
  --bg-hero: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);

  /* Text Colors */
  --text-primary: var(--color-gray-900);
  --text-secondary: var(--color-gray-600);
  --text-muted: var(--color-gray-400);
  --text-inverse: var(--color-white);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;

  /* Line Heights */
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;

  /* Spacing (8px grid) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;

  /* Container */
  --container-max: 1280px;
  --container-padding: var(--space-4);

  /* Z-index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal: 400;
  --z-tooltip: 500;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
}

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

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

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  color: var(--text-primary);
}

h1 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-6);
}

h2 {
  font-size: var(--text-3xl);
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

h3 {
  font-size: var(--text-2xl);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

h4 {
  font-size: var(--text-xl);
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-4);
}

strong {
  font-weight: var(--font-semibold);
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-16) 0;
}

.section-alt {
  background-color: var(--bg-secondary);
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.logo img {
  height: 40px;
  width: auto;
}

.nav {
  display: none;
}

.nav-list {
  display: flex;
  gap: var(--space-6);
  list-style: none;
}

.nav-link {
  font-weight: var(--font-medium);
  color: var(--text-primary);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary);
  background-color: var(--color-gray-100);
}

.header-cta {
  display: flex;
  gap: var(--space-3);
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  position: relative;
}

.mobile-menu-btn span::before,
.mobile-menu-btn span::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  left: 0;
}

.mobile-menu-btn span::before {
  top: -7px;
}

.mobile-menu-btn span::after {
  top: 7px;
}

@media (min-width: 1024px) {
  .nav {
    display: block;
  }

  .mobile-menu-btn {
    display: none;
  }
}

/* Mobile Menu Panel */
.mobile-menu {
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-white);
  padding: var(--space-6);
  overflow-y: auto;
  z-index: var(--z-fixed);
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-nav-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-6) 0;
}

.mobile-nav-list li {
  margin: 0;
}

.mobile-nav-list a {
  display: block;
  padding: var(--space-4);
  color: var(--text-primary);
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
  border-bottom: 1px solid var(--color-gray-200);
}

.mobile-nav-list a:hover {
  background-color: var(--color-gray-100);
  color: var(--color-primary);
}

@media (min-width: 1024px) {
  .mobile-menu {
    display: none !important;
  }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  text-align: center;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-gray-900);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-dark);
  color: var(--color-gray-900);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

.btn-small {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  background: var(--bg-hero);
  color: var(--text-inverse);
  padding: var(--space-16) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="2"/></svg>') repeat;
  background-size: 100px 100px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero h1 {
  color: var(--color-white);
  font-size: var(--text-5xl);
  margin-bottom: var(--space-4);
}

.hero-subtitle {
  font-size: var(--text-xl);
  opacity: 0.9;
  margin-bottom: var(--space-8);
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: var(--text-3xl);
  }

  .hero-subtitle {
    font-size: var(--text-lg);
  }
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.card-img {
  aspect-ratio: 16/9;
  object-fit: cover;
  width: 100%;
}

.card-body {
  padding: var(--space-6);
}

.card-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.card-text {
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

/* Card Grid */
.card-grid {
  display: grid;
  gap: var(--space-6);
}

.card-grid-2 {
  grid-template-columns: repeat(1, 1fr);
}

.card-grid-3 {
  grid-template-columns: repeat(1, 1fr);
}

.card-grid-4 {
  grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 768px) {
  .card-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .card-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================================
   TABLES
   ============================================ */
.table-wrapper {
  overflow-x: auto;
  margin: var(--space-6) 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

th, td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-gray-200);
}

th {
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: var(--font-semibold);
}

tr:nth-child(even) {
  background-color: var(--color-gray-50);
}

tr:hover {
  background-color: var(--color-gray-100);
}

/* ============================================
   LISTS
   ============================================ */
ul, ol {
  margin: var(--space-4) 0;
  padding-left: var(--space-6);
}

li {
  margin-bottom: var(--space-2);
}

.check-list {
  list-style: none;
  padding-left: 0;
}

.check-list li {
  position: relative;
  padding-left: var(--space-8);
}

.check-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: var(--font-bold);
}

/* ============================================
   CTA BOX
   ============================================ */
.cta-box {
  background: var(--bg-hero);
  color: var(--text-inverse);
  padding: var(--space-10);
  border-radius: var(--radius-2xl);
  text-align: center;
  margin: var(--space-12) 0;
}

.cta-box h3 {
  color: var(--color-white);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
}

.cta-box p {
  opacity: 0.9;
  margin-bottom: var(--space-6);
}

/* ============================================
   INFO BOX
   ============================================ */
.info-box {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  margin: var(--space-6) 0;
}

.info-box-warning {
  background-color: #FEF3C7;
  border-left: 4px solid var(--color-warning);
}

.info-box-info {
  background-color: #DBEAFE;
  border-left: 4px solid var(--color-info);
}

.info-box-success {
  background-color: #D1FAE5;
  border-left: 4px solid var(--color-success);
}

.info-box-danger {
  background-color: #FEE2E2;
  border-left: 4px solid var(--color-error);
}

/* ============================================
   FAQ ACCORDION
   ============================================ */
.faq-list {
  margin: var(--space-6) 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-200);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) 0;
  background: none;
  border: none;
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  text-align: left;
  cursor: pointer;
  color: var(--text-primary);
}

.faq-question::after {
  content: '+';
  font-size: var(--text-2xl);
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-inner {
  padding-bottom: var(--space-4);
  color: var(--text-secondary);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer-col h4 {
  color: var(--color-white);
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-2);
}

.footer-links a {
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-secondary);
}

.footer-bottom {
  border-top: 1px solid var(--color-gray-700);
  padding-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}

.footer-legal {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

.age-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-error);
  color: var(--color-white);
  font-weight: var(--font-bold);
  border-radius: var(--radius-full);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-4) 0;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.breadcrumb a {
  color: var(--text-secondary);
}

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

.breadcrumb span {
  color: var(--text-muted);
}

/* ============================================
   PROS/CONS
   ============================================ */
.pros-cons {
  display: grid;
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

.pros, .cons {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
}

.pros {
  background-color: #D1FAE5;
  border: 2px solid var(--color-success);
}

.cons {
  background-color: #FEE2E2;
  border: 2px solid var(--color-error);
}

.pros h4, .cons h4 {
  margin-bottom: var(--space-4);
}

.pros h4 {
  color: var(--color-success);
}

.cons h4 {
  color: var(--color-error);
}

.pros ul, .cons ul {
  margin: 0;
  padding-left: var(--space-6);
}

@media (min-width: 768px) {
  .pros-cons {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   RATING
   ============================================ */
.rating {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.rating-stars {
  display: flex;
  gap: 2px;
}

.star {
  color: var(--color-secondary);
  font-size: var(--text-lg);
}

.star-empty {
  color: var(--color-gray-300);
}

.rating-value {
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

/* ============================================
   STEP LIST
   ============================================ */
.step-list {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: var(--space-6) 0;
}

.step-item {
  position: relative;
  padding-left: var(--space-12);
  padding-bottom: var(--space-6);
  margin-bottom: var(--space-2);
}

.step-item::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  font-size: var(--text-sm);
}

.step-item::after {
  content: '';
  position: absolute;
  left: 15px;
  top: 36px;
  bottom: 0;
  width: 2px;
  background-color: var(--color-gray-200);
}

.step-item:last-child::after {
  display: none;
}

.step-title {
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-2);
}

.step-content {
  color: var(--text-secondary);
}

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--text-secondary); }
.text-white { color: var(--color-white); }

.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-white { background-color: var(--color-white); }

.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

.hidden { display: none; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   RESPONSIVE IMAGES
   ============================================ */
.img-responsive {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.img-hero {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

@media (min-width: 768px) {
  .img-hero {
    height: 400px;
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
  .header, .footer, .btn, .cta-box {
    display: none;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}
/* ============================================
   PAGE IMAGES
   ============================================ */
.hero-with-image {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-with-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 151, 57, 0.9) 0%, rgba(0, 51, 160, 0.85) 100%);
  z-index: 0;
}

.content-image {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  margin: var(--space-8) auto;
  display: block;
}

.section-with-image {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.section-with-image.reverse {
  direction: rtl;
}

.section-with-image.reverse > * {
  direction: ltr;
}

.section-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
  .section-with-image {
    grid-template-columns: 1fr;
  }
  
  .section-with-image.reverse {
    direction: ltr;
  }
}