html, body {
  max-width: 100%;
  overflow-x: hidden;
}

.article-container {
  max-width: 900px;
  margin: 6rem auto;
  padding: 0 1.5rem;
}

.article-tag {
  display: inline-block;
  background: rgba(139, 92, 246, 0.15);
  color: #a78bfa;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.article-container h1 {
  font-size: clamp(2.2rem, 5vw, 3rem);
  margin-bottom: 0.5rem;
}

.article-subtitle {
  color: #94a3b8;
  margin-bottom: 3rem;
}

.article-utils {
  margin: 2rem 0 3rem;
}

.back-to-content {
  color: #a78bfa;
  text-decoration: none;
  font-weight: 500;
}

.back-to-content:hover {
  opacity: 0.85;
}

.article-section {
  margin-bottom: 48px;
}

.article-section h2 {
  margin-bottom: 0.75rem;
}

.article-section p {
  color: #cbd5f5;
  margin-bottom: 1rem;
}

.article-section ul {
  padding-left: 1.2rem;
}

.article-section li {
  margin-bottom: 0.5rem;
}

/* Progress bar */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: transparent;
  z-index: 1000;
}

.reading-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #8b5cf6, #a78bfa);
}

/* =========================
   ARTICLE PAGE BASE
========================= */

.article-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 20px;
  color: #e5e7eb;
  line-height: 1.7;
}

/* =========================
   HERO
========================= */

.article-hero {
  margin-bottom: 48px;
}

.article-hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
}

.article-subtitle {
  font-size: 1.1rem;
  color: #c7c9ff;
  max-width: 700px;
}

/* =========================
   SECTIONS
========================= */

.article-section h2 {
  font-size: 1.75rem;
  margin-bottom: 14px;
  color: #ffffff;
}

.article-section h3 {
  font-size: 1.2rem;
  margin-top: 20px;
  margin-bottom: 8px;
  color: #dcdcff;
}

.article-section p {
  margin-bottom: 14px;
  color: #d1d5db;
}

/* =========================
   LISTS
========================= */

.article-section ul,
.article-section ol {
  margin: 16px 0 20px 20px;
}

.article-section li {
  margin-bottom: 8px;
  color: #d1d5db;
}

.article-section strong {
  color: #ffffff;
}

/* =========================
   IMAGES
========================= */

.article-image {
  width: 100%;
  height: auto;
  border-radius: 14px;
  margin: 20px 0;
  display: block;
  object-fit: cover;
}

/* =========================
   STEP LIST
========================= */

.article-section ol {
  counter-reset: step;
}

.article-section ol li {
  list-style: decimal;
  padding-left: 4px;
}

/* =========================
   LINKS (if added later)
========================= */

.article-page a {
  color: #a78bfa;
  text-decoration: none;
}

.article-page a:hover {
  text-decoration: underline;
}

/* =========================
   MOBILE OPTIMIZATION
========================= */

@media (max-width: 640px) {
  .article-hero h1 {
    font-size: 2rem;
  }

  .article-section h2 {
    font-size: 1.4rem;
  }
}

/* =========================
   HELP / CONTACT SECTION
========================= */

.article-help {
  background: linear-gradient(
    135deg,
    rgba(139, 92, 246, 0.12),
    rgba(59, 130, 246, 0.08)
  );
  border-radius: 18px;
  padding: 32px;
  text-align: center;
}

.article-help h2 {
  margin-bottom: 12px;
}

.article-help p {
  max-width: 600px;
  margin: 0 auto 16px;
}

.article-cta {
  display: inline-block;
  margin-top: 12px;
  padding: 12px 22px;
  border-radius: 999px;
  background: #8b5cf6;
  color: #ffffff;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.article-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
}

/* =========================
   BACK TO CONTENT BUTTON
========================= */

.back-to-content {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  color: #a78bfa;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.15s ease, transform 0.15s ease;
}

.back-to-content:hover {
  color: #c4b5fd;
  transform: translateX(-2px);
}

.back-to-content:focus-visible {
  outline: 2px solid #8b5cf6;
  outline-offset: 4px;
  border-radius: 6px;
}

.back-to-content {
  position: sticky;
  top: 20px;
  z-index: 10;
}