:root {
  --primary-color: #2563eb;
  --secondary-color: #1e40af;
  --accent-color: #3b82f6;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue",
    Arial, sans-serif;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  font-size: 16px;
}

/* Header Styles */
.header {
  position: relative;
  /* overflow: hidden; */
  /* background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)); */
}

.header__banner {
  width: 100%;
  height: 200px;
  object-fit: cover;
  /* opacity: 0.3; */
  transition: opacity 0.3s ease;
}

.header__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  /* background: linear-gradient(135deg, rgba(37, 99, 235, 0.8), rgba(30, 64, 175, 0.9)); */
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.header__content h1 {
  color: white;
  font-size: clamp(1.75rem, 4vw, 2.5rem) !important;
  font-weight: 700 !important;
  margin-bottom: 0.5rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.header__content .subtitle {
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(0.875rem, 2vw, 1.125rem) !important;
  font-weight: 500 !important;
  letter-spacing: 0.5px;
}

/* Container and Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.main-content {
  max-width: 1200px;
  margin: 0 auto;
}

/* Article Brand Styles */
.article__brand {
  text-align: center;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--border-color);
}

.brand__title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  letter-spacing: -0.025em;
}

.brand__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

/* Article Styles */
.article {
  /* background: var(--bg-primary); */
  margin: 2rem 0;
  padding: 2rem 1rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.article__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  line-height: 1.3;
}

.article__link {
  display: inline-flex;
  align-items: center;
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
  margin-bottom: 2rem;
  padding: 0.75rem 1.5rem;
  background: rgba(59, 130, 246, 0.1);
  border-radius: var(--radius-md);
  border: 1px solid rgba(59, 130, 246, 0.2);
  transition: all 0.3s ease;
  word-break: break-all;
}

.article__link:hover {
  background: rgba(59, 130, 246, 0.15);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.article__intro {
  text-align: justify;
  font-weight: 500;
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: 2.5rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
}

/* Section Styles */
.section {
  margin: 3rem 0;
}

.section__title {
  font-size: 25px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  position: relative;
  padding-left: 1rem;
}

.section__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(
    to bottom,
    var(--primary-color),
    var(--accent-color)
  );
  border-radius: 2px;
}

.section__content p {
  text-align: justify;
  margin-bottom: 1.5rem;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
}

.section__content p:last-child {
  margin-bottom: 0;
}

/* Image Styles */
.content-image {
  margin: 3rem 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.content-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.content-image:hover img {
  transform: scale(1.02);
}

/* Features Section */
.features {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 3rem 0;
  border: 1px solid var(--border-color);
}

.features__title {
  font-size: 24px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.features__subtitle {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.features__list {
  list-style: none;
  margin: 1.5rem 0;
}

.features__list li {
  position: relative;
  padding: 0.75rem 0 0.75rem 2rem;
  color: var(--text-primary);
  border-bottom: 1px solid rgba(229, 231, 235, 0.5);
}

.features__list li:last-child {
  border-bottom: none;
}

.features__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 1.25rem;
  height: 1.25rem;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: bold;
}

.features__list li strong {
  color: var(--primary-color);
}

.features__cta {
  margin-top: 1.5rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* Responsive Design */
@media (min-width: 640px) {
  .container {
    padding: 0 2rem;
  }

  .article {
    padding: 3rem 2rem;
    margin: 3rem 0;
  }

  .header__banner {
    height: 250px;
  }
}

@media (min-width: 768px) {
  .container {
    padding: 0 3rem;
  }

  .article {
    padding: 4rem 3rem;
  }

  .header__banner {
    height: 300px;
  }

  .section {
    margin: 4rem 0;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 4rem;
  }

  .article {
    padding: 5rem 4rem;
  }

  .header__banner {
    height: 350px;
  }
}

/* Print Styles */
@media print {
  .header__overlay {
    background: none;
  }

  .header__content h1,
  .header__content .subtitle {
    color: var(--text-primary);
  }

  .article__link {
    background: none;
    border: 1px solid var(--border-color);
  }

  .content-image {
    box-shadow: none;
    border: 1px solid var(--border-color);
  }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus Styles */
.article__link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.section__h1 {
  font-size: 28px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  position: relative;
  padding-left: 1rem;
}

.section__h1::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  /* background: linear-gradient(to bottom, var(--primary-color), var(--accent-color)); */
  border-radius: 2px;
}
.bulletin {
  padding-left: 2rem;
}
.tip-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
  background: #f9f9f9;
}

.tip-table th,
.tip-table td {
  border: 1px solid #999;
  padding: 15px;
  text-align: left;
  vertical-align: top;
  font-size: 16px;
}

.table_strong {
  font-weight: 600;
}
.tip-table th {
  background-color: #e6e6e6;
  font-weight: 600;
}

.tip-table tbody tr:nth-child(even) {
  background-color: #f4f4f4;
}