/* OB Toolbox - Responsive Styles */

/* Tablet (768px and up) */
@media (min-width: 768px) {
  .tool-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    padding: var(--space-lg);
  }

  .tool-card {
    padding: var(--space-xl);
  }

  .tool-card-icon {
    width: 64px;
    height: 64px;
  }

  .tool-card-icon svg {
    width: 36px;
    height: 36px;
  }
}

/* Desktop (1024px and up) */
@media (min-width: 1024px) {
  .tool-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
  .tool-grid {
    grid-template-columns: repeat(5, 1fr);
    max-width: var(--max-content-width);
    margin: 0 auto;
  }
}

/* Calculator layout responsive */
@media (max-width: 1200px) {
  .calculator-layout {
    grid-template-columns: 1fr;
  }

  .ad-sidebar {
    display: none;
  }
}

@media (max-width: 768px) {
  /* Header adjustments */
  .header-content {
    padding: 0 var(--space-md);
  }

  .nav {
    display: none;
  }

  .logo {
    font-size: var(--font-size-lg);
  }

  .logo-icon {
    width: 28px;
    height: 28px;
  }

  /* Typography scaling */
  h1 { font-size: var(--font-size-2xl); }
  h2 { font-size: var(--font-size-xl); }
  h3 { font-size: var(--font-size-lg); }

  /* Calculator adjustments */
  .calculator-layout {
    padding: var(--space-md);
  }

  .calculator-header {
    padding: var(--space-md);
  }

  .calculator-header h1 {
    font-size: var(--font-size-xl);
  }

  .calculator-body {
    padding: var(--space-md);
  }

  /* Results panel */
  .result-value {
    font-size: var(--font-size-2xl);
  }

  /* Form elements */
  .input-with-unit {
    flex-direction: column;
  }

  .unit-toggle {
    width: 100%;
    justify-content: center;
  }

  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  /* Tool grid */
  .tool-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    padding: var(--space-sm);
  }

  .tool-card {
    padding: var(--space-md);
  }

  .tool-card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-sm);
  }

  .tool-card-icon svg {
    width: 28px;
    height: 28px;
  }

  .tool-card-title {
    font-size: var(--font-size-md);
  }

  .tool-card-subtitle {
    font-size: var(--font-size-xs);
  }
}

/* Small mobile (480px and below) */
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .container {
    padding: 0 var(--space-sm);
  }

  .header-actions {
    gap: var(--space-sm);
  }

  .language-selector select {
    padding: var(--space-xs) var(--space-lg) var(--space-xs) var(--space-sm);
    font-size: var(--font-size-xs);
  }

  .btn {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
  }

  /* Tabs on mobile */
  .tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .tabs::-webkit-scrollbar {
    display: none;
  }

  .tab {
    padding: var(--space-sm) var(--space-md);
    white-space: nowrap;
  }
}

/* Print styles */
@media print {
  .header,
  .footer,
  .ad-sidebar,
  .ad-banner,
  .theme-toggle,
  .language-selector {
    display: none !important;
  }

  .calculator-layout {
    display: block;
  }

  .calculator-main {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .results-panel {
    break-inside: avoid;
  }

  body {
    background: white;
    color: black;
  }

  a {
    color: black;
    text-decoration: underline;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border: rgba(0, 0, 0, 0.5);
    --divider: rgba(0, 0, 0, 0.3);
  }

  [data-theme="dark"] {
    --border: rgba(255, 255, 255, 0.5);
    --divider: rgba(255, 255, 255, 0.3);
  }

  .form-input,
  .form-select {
    border-width: 2px;
  }

  .btn {
    border: 2px solid currentColor;
  }
}

/* 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;
  }
}