/* ==========================================================================
   Layout, Grid & Footer Structure
   ========================================================================== */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Section Common Spacing */
section {
  padding: 5rem 0;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.section-description {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text-secondary);
  max-width: 600px;
}

.section-header.text-center .section-description {
  margin: 0 auto;
}

.header-split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* Footer Layout */
.footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand .brand-name {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-tagline {
  color: var(--text-secondary);
  margin-top: 0.5rem;
  font-size: 0.95rem;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.contact-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
}

.contact-email {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent-primary);
  transition: color var(--transition-fast);
}

.contact-email:hover {
  color: var(--accent-primary-hover);
  text-decoration: underline;
}

/* Ko-fi Support Button */
.footer-support {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.kofi-button {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1.4rem;
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--kofi-coral);
  background-color: rgba(129, 140, 248, 0.05);
  border: 1.5px solid var(--kofi-coral);
  border-radius: var(--border-radius-pill);
  text-decoration: none;
  box-shadow: 
    0 0 12px rgba(129, 140, 248, 0.25),
    inset 0 0 10px rgba(129, 140, 248, 0.1);
  transition: transform var(--transition-fast), box-shadow var(--transition-normal), background-color var(--transition-fast), color var(--transition-fast);
  min-height: 44px; /* Touch target optimized */
}

.kofi-icon {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.kofi-button:hover,
.kofi-button:focus-visible {
  transform: translateY(-2px);
  background-color: rgba(129, 140, 248, 0.15);
  box-shadow: 
    0 0 25px var(--kofi-coral-glow-intense),
    inset 0 0 15px rgba(129, 140, 248, 0.25);
  color: #ffffff;
  text-shadow: 0 0 6px var(--kofi-coral);
}

.kofi-button:hover .kofi-icon {
  transform: scale(1.1) rotate(-8deg);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Responsive Media Queries */
@media (max-width: 768px) {
  section {
    padding: 3.5rem 0;
  }

  .header-split {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-top {
    flex-direction: column;
    gap: 2rem;
  }
  
  .kofi-button {
    align-self: flex-start;
  }
}