/* ========================
   MEDIA QUERIES
   Mobile-first approach
======================== */

/* ========================
   MOBILE BASE (up to 600px)
======================== */
@media (max-width: 600px) {
  :root {
    --font-size-base: 15px;
    --font-size-2xl: 1.75rem;
    --font-size-3xl: 2rem;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  section {
    padding: var(--spacing-2xl) 0;
  }

  #home .columns {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  #home .column {
    padding: var(--spacing-lg);
  }

  .project-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .project-card {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .section-title {
    font-size: var(--font-size-xl);
  }

  .section-intro {
    font-size: var(--font-size-base);
    padding: 0 var(--spacing-sm);
  }

  .header-grid {
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
    justify-content: center;
    text-align: center;
  }

  .header-text {
    width: 100%;
    text-align: center;
  }

  .header-text h1 {
    font-size: 1.5rem;
  }

  .logo-circle {
    width: 64px;
    height: 64px;
  }

  .logo-circle svg {
    width: 64px;
    height: 64px;
  }

  footer {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .phone {
    font-size: var(--font-size-base);
    padding: var(--spacing-xs) var(--spacing-md);
  }
}

/* ========================
   SMALL TABLETS (601px - 768px)
======================== */
@media (min-width: 601px) and (max-width: 768px) {
  #home .columns {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .project-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }

  .header-grid {
    padding: var(--spacing-xl) var(--spacing-lg);
  }
}

/* ========================
   TABLETS (769px - 1024px)
======================== */
@media (min-width: 769px) and (max-width: 1024px) {
  #home .columns {
    grid-template-columns: repeat(2, 1fr);
  }

  #home .column:last-child {
    grid-column: span 2;
    max-width: 50%;
    justify-self: center;
  }

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

  .project-card:last-child:nth-child(odd) {
    grid-column: span 2;
    max-width: 50%;
    justify-self: center;
  }
}

/* ========================
   DESKTOP (1025px+)
======================== */
@media (min-width: 1025px) {
  #home .columns {
    grid-template-columns: repeat(3, 1fr);
  }

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

  /* Add subtle entrance animation on desktop */
  .project-card {
    animation: fadeInUp 0.6s ease-out backwards;
  }

  .project-card:nth-child(1) { animation-delay: 0.1s; }
  .project-card:nth-child(2) { animation-delay: 0.2s; }
  .project-card:nth-child(3) { animation-delay: 0.3s; }
  .project-card:nth-child(4) { animation-delay: 0.4s; }
  .project-card:nth-child(5) { animation-delay: 0.5s; }
  .project-card:nth-child(6) { animation-delay: 0.6s; }

  #home .column {
    animation: fadeInUp 0.6s ease-out backwards;
  }

  #home .column:nth-child(1) { animation-delay: 0.1s; }
  #home .column:nth-child(2) { animation-delay: 0.2s; }
  #home .column:nth-child(3) { animation-delay: 0.3s; }
}

/* ========================
   LARGE DESKTOP (1400px+)
======================== */
@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }

  #home .column,
  .project-card {
    padding: var(--spacing-2xl);
  }
}

/* ========================
   ANIMATIONS
======================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ========================
   HIGH CONTRAST MODE
======================== */
@media (prefers-contrast: high) {
  :root {
    --shadow: 0 0 0 2px var(--text);
    --shadow-lg: 0 0 0 3px var(--text);
  }

  .project-card,
  #home .column {
    border: 2px solid var(--text);
  }
}

/* ========================
   PRINT STYLES
======================== */
@media print {
  header,
  footer,
  nav {
    display: none;
  }

  body {
    background: white;
    color: black;
  }

  .project-card,
  #home .column {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* ========================
   LEGACY SUPPORT
======================== */
/* Gallery grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

@media (max-width: 600px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

/* Image cards */
.image-card img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

/* Social icons */
.social-icons {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .social-icons {
    justify-content: center;
  }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

@media (max-width: 375px) {
  .btn {
    width: 100%;
    text-align: center;
  }
}

/* Invoice containers */
.invoice-container,
.invoice-form {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow);
}

@media (max-width: 768px) {
  .invoice-container,
  .invoice-form {
    padding: var(--spacing-lg);
  }
}

@media (max-width: 430px) {
  .invoice-container,
  .invoice-form {
    padding: var(--spacing-md);
  }
}

/* Form controls */
.form-control {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 143, 217, 0.15);
}

/* Line item rows */
.line-item-row {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

@media (max-width: 375px) {
  .line-item-row {
    flex-direction: column;
  }
}