/* frontend/css/components.css */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 42px;
  padding: 0.75rem 1.5rem;
  border: 1px solid transparent;
  border-radius: var(--border-radius);
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn:disabled:hover,
.btn[aria-disabled="true"]:hover {
  transform: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
}

.btn-primary:hover:not(:disabled):not([aria-disabled="true"]) {
  background-color: var(--primary-dark);
}

.btn-secondary {
  background-color: var(--secondary);
  color: #fff;
}

.btn-secondary:hover:not(:disabled):not([aria-disabled="true"]) {
  background-color: #2d2d44;
}

.btn-outline {
  border-color: var(--border-color);
  background-color: transparent;
  color: var(--text-main);
}

.btn-outline:hover:not(:disabled):not([aria-disabled="true"]) {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-danger {
  background-color: var(--danger);
  color: #fff;
}

.btn-danger:hover:not(:disabled):not([aria-disabled="true"]) {
  filter: brightness(0.9);
}

.btn-sm {
  min-height: 34px;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.btn-lg {
  min-height: 48px;
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

/* Cards */
.card {
  min-width: 0;
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  background-color: var(--bg-card);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.card-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  overflow-wrap: anywhere;
}

/* Form Controls */
.form-control {
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background-color: var(--bg-input);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.5;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgb(76 175 80 / 15%);
}

.form-control:focus-visible {
  border-color: var(--primary);
}

.form-control::placeholder {
  color: var(--text-light);
  opacity: 1;
}

.form-control:disabled {
  background-color: #f0f0f0;
  color: var(--text-muted);
  cursor: not-allowed;
}

.form-control[readonly] {
  background-color: #f5f5f5;
}

.form-control[aria-invalid="true"] {
  border-color: var(--danger);
  box-shadow: 0 0 0 2px rgb(220 53 69 / 10%);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-main);
  font-weight: 500;
}

.form-group {
  min-width: 0;
  margin-bottom: var(--spacing-md);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  overflow-wrap: anywhere;
}

.badge-primary {
  background-color: #e3f2fd;
  color: var(--accent);
}

.badge-success {
  background-color: #e8f5e9;
  color: var(--success);
}

.badge-warning {
  background-color: #fff3cd;
  color: var(--warning);
}

.badge-danger {
  background-color: #f8d7da;
  color: var(--danger);
}

.badge-secondary {
  background-color: #f0f0f0;
  color: var(--text-muted);
}

/* Navigation / Header */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  min-width: 0;
}

.navbar-brand {
  color: var(--secondary);
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.navbar-brand:hover {
  color: var(--primary);
  text-decoration: none;
}

.navbar-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0.5rem;
  border-radius: var(--border-radius);
  color: var(--text-main);
  font-weight: 500;
  text-decoration: none;
  transition:
    color 0.2s ease,
    background-color 0.2s ease;
}

.nav-link:hover {
  background-color: var(--bg-input);
  color: var(--primary);
  text-decoration: none;
}

.nav-link.active {
  color: var(--primary);
  font-weight: 700;
}

.nav-link:focus-visible,
.navbar-brand:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* Toast Notifications
   Supports both .toast-container and the legacy .toast-stack
   used by utils.js. */
.toast-container,
.toast-stack {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(420px, calc(100vw - 40px));
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  width: 100%;
  min-width: 0;
  padding: var(--spacing-sm) var(--spacing-md);
  border-left: 4px solid var(--primary);
  border-radius: var(--border-radius);
  background-color: var(--bg-card);
  color: var(--text-main);
  box-shadow: var(--shadow-lg);
  overflow-wrap: anywhere;
  pointer-events: auto;
  animation: toast-slide-in 0.25s ease-out;
}

.toast.success,
.toast.toast-success {
  border-left-color: var(--success);
}

.toast.error,
.toast.toast-error {
  border-left-color: var(--danger);
}

.toast.warning,
.toast.toast-warning,
.toast.toast-warn {
  border-left-color: var(--warning);
}

.toast.info,
.toast.toast-info {
  border-left-color: var(--primary);
}

@keyframes toast-slide-in {
  from {
    opacity: 0;
    transform: translateX(12px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Footer */
.footer {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  background-color: var(--secondary);
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer h4 {
  margin-bottom: var(--spacing-sm);
  color: #fff;
}

.footer a {
  display: block;
  margin-bottom: 0.5rem;
  color: #ccc;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.footer a:hover {
  color: #fff;
  text-decoration: none;
}

.footer a:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}

.footer-bottom {
  padding-top: var(--spacing-md);
  border-top: 1px solid rgb(255 255 255 / 15%);
  color: #ccc;
  font-size: 0.9rem;
  text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
  .navbar .container {
    align-items: flex-start;
    flex-direction: column;
  }

  .navbar-nav {
    width: 100%;
    gap: 0.25rem 0.5rem;
  }

  .nav-link {
    padding-inline: 0.4rem;
  }
}

@media (max-width: 480px) {
  .toast-container,
  .toast-stack {
    top: 12px;
    right: 12px;
    width: calc(100vw - 24px);
  }

  .btn-lg {
    width: 100%;
  }

  .card {
    padding: var(--spacing-sm);
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .btn,
  .card,
  .form-control,
  .nav-link {
    transition: none;
  }

  .btn:hover {
    transform: none;
  }

  .toast {
    animation: none;
  }
}