/* ═══════════════════════════════════════════════════════
   NeoCalculator.net — Premium Directory Layout Overrides
   (Reuses global CSS variables from style.css)
   ═══════════════════════════════════════════════════════ */

.math-tools-page {
  padding: 45px 20px 70px;
}

/* Page Intro Header Styling */
.math-tools-header {
  text-align: center;
  margin-bottom: 40px;
}

.badge-tag {
  display: inline-block;
  background-color: var(--formula-bg);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 5px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  margin-bottom: 12px;
}

.math-tools-header h1 {
  font-size: 2.35rem;
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 10px;
  letter-spacing: -0.5px;
}

.math-tools-header p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Directory Box Styling */
.calculator-directory-box {
  max-width: 950px;
  margin: 0 auto;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.directory-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 24px;
}

.directory-top-bar h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-light);
}

.count-pill {
  background-color: var(--bg-input);
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 12px;
}

/* Grid Layout for Links */
.calculator-links-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

/* Interactive Card Link Styling */
.math-card-link {
  display: flex;
  align-items: center;
  gap: 14px;
  background-color: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.link-icon {
  width: 42px;
  height: 42px;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transition);
}

.link-content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.link-title {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text-light);
  line-height: 1.3;
  margin-bottom: 2px;
  transition: var(--transition);
}

.link-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.3;
}

.arrow-icon {
  font-size: 1.1rem;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-6px);
  transition: var(--transition);
}

/* Premium Hover Effect */
.math-card-link:hover {
  background-color: var(--bg-card);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.08);
}

.math-card-link:hover .link-title {
  color: var(--accent);
}

.math-card-link:hover .link-icon {
  background-color: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

.math-card-link:hover .arrow-icon {
  opacity: 1;
  transform: translateX(0);
}

/* Bottom Directory Information */
.directory-info {
  max-width: 950px;
  margin: 30px auto 0;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.directory-info h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}

.directory-info p {
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.6;
  margin: 0;
}

/* Tablet Responsive Breakpoint */
@media (max-width: 880px) {
  .calculator-links-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
}

/* Mobile Responsive Breakpoint */
@media (max-width: 580px) {
  .calculator-directory-box {
    padding: 18px;
  }

  .calculator-links-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .math-tools-header h1 {
    font-size: 1.85rem;
  }

  .math-card-link {
    padding: 12px;
  }

  .link-icon {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }
}