/* components.css - مكونات النظام المشتركة */

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  font-family: var(--font-family-arabic);
  font-weight: var(--font-weight-semibold);
  font-size: var(--text-sm);
  line-height: var(--line-height-normal);
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: var(--border-width-base) solid transparent;
  border-radius: var(--radius-md);
  padding: var(--spacing-2) var(--spacing-4);
  cursor: pointer;
  transition: all var(--transition-duration-200) var(--transition-timing-function-ease);
  position: relative;
  overflow: hidden;
  min-height: 2.5rem;
}

/* Button Sizes */
.btn-xs {
  font-size: var(--text-xs);
  padding: var(--spacing-1) var(--spacing-2);
  min-height: 1.75rem;
}

.btn-sm {
  font-size: var(--text-sm);
  padding: var(--spacing-2) var(--spacing-3);
  min-height: 2rem;
}

.btn-md {
  font-size: var(--text-base);
  padding: var(--spacing-3) var(--spacing-4);
  min-height: 2.5rem;
}

.btn-lg {
  font-size: var(--text-lg);
  padding: var(--spacing-4) var(--spacing-6);
  min-height: 3rem;
}

.btn-xl {
  font-size: var(--text-xl);
  padding: var(--spacing-5) var(--spacing-8);
  min-height: 3.5rem;
}

/* Button Variants */
.btn-primary {
  background: linear-gradient(135deg, 
    var(--color-primary-500) 0%, 
    var(--color-primary-600) 100%
  );
  color: var(--color-neutral-0);
  border-color: var(--color-primary-600);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, 
    var(--color-primary-600) 0%, 
    var(--color-primary-700) 100%
  );
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-700);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background: linear-gradient(135deg, 
    var(--color-secondary-500) 0%, 
    var(--color-secondary-600) 100%
  );
  color: var(--color-neutral-0);
  border-color: var(--color-secondary-600);
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover:not(:disabled) {
  background: linear-gradient(135deg, 
    var(--color-secondary-600) 0%, 
    var(--color-secondary-700) 100%
  );
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary-700);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary-600);
  border-color: var(--color-primary-300);
}

.btn-outline:hover:not(:disabled) {
  background: var(--color-primary-50);
  color: var(--color-primary-700);
  border-color: var(--color-primary-500);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-neutral-600);
  border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
  background: var(--color-neutral-100);
  color: var(--color-neutral-800);
}

.btn-danger {
  background: linear-gradient(135deg, 
    var(--color-error) 0%, 
    color-mix(in srgb, var(--color-error) 80%, black) 100%
  );
  color: var(--color-neutral-0);
  border-color: var(--color-error);
}

.btn-danger:hover:not(:disabled) {
  background: linear-gradient(135deg, 
    color-mix(in srgb, var(--color-error) 80%, black) 0%, 
    color-mix(in srgb, var(--color-error) 60%, black) 100%
  );
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Button States */
.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn.loading {
  position: relative;
  color: transparent !important;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 1em;
  height: 1em;
  border: 2px solid currentColor;
  border-radius: var(--radius-full);
  border-right-color: transparent;
  animation: spin 0.75s linear infinite;
}

/* Icon Buttons */
.btn-icon {
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border-radius: var(--radius-full);
}

.btn-icon-sm {
  width: 2rem;
  height: 2rem;
}

.btn-icon-lg {
  width: 3rem;
  height: 3rem;
}

/* Button Groups */
.btn-group {
  display: inline-flex;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.btn-group .btn {
  border-radius: 0;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-group .btn:first-child {
  border-top-right-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
  border-left: none;
}

.btn-group .btn:last-child {
  border-top-left-radius: var(--radius-md);
  border-bottom-left-radius: var(--radius-md);
}

/* ========== CARDS ========== */
.card {
  background: var(--color-neutral-0);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-duration-300) var(--transition-timing-function-ease);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-neutral-300);
}

.card-header {
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--color-neutral-200);
  background: var(--color-neutral-50);
}

.card-body {
  padding: var(--spacing-4);
}

.card-footer {
  padding: var(--spacing-4);
  border-top: 1px solid var(--color-neutral-200);
  background: var(--color-neutral-50);
}

.card-title {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-neutral-900);
  margin-bottom: var(--spacing-2);
}

.card-subtitle {
  font-size: var(--text-sm);
  color: var(--color-neutral-500);
  margin-bottom: var(--spacing-4);
}

/* ========== FORMS ========== */
.form-group {
  margin-bottom: var(--spacing-4);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-neutral-700);
  margin-bottom: var(--spacing-2);
}

.form-label.required::after {
  content: " *";
  color: var(--color-error);
}

.form-control {
  display: block;
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--text-base);
  font-family: var(--font-family-arabic);
  line-height: var(--line-height-normal);
  color: var(--color-neutral-800);
  background-color: var(--color-neutral-0);
  background-clip: padding-box;
  border: 1px solid var(--color-neutral-300);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-duration-200) var(--transition-timing-function-ease),
              box-shadow var(--transition-duration-200) var(--transition-timing-function-ease);
}

.form-control:focus {
  border-color: var(--color-primary-500);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-control::placeholder {
  color: var(--color-neutral-400);
  opacity: 1;
}

.form-control:disabled,
.form-control[readonly] {
  background-color: var(--color-neutral-100);
  opacity: 0.7;
  cursor: not-allowed;
}

/* Form Validation */
.form-control.is-valid {
  border-color: var(--color-success);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23059669' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right var(--spacing-3) center;
  background-size: 1rem 1rem;
  padding-left: var(--spacing-10);
}

.form-control.is-invalid {
  border-color: var(--color-error);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc2626'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc2626' stroke='none'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right var(--spacing-3) center;
  background-size: 1rem 1rem;
  padding-left: var(--spacing-10);
}

.form-text {
  display: block;
  margin-top: var(--spacing-2);
  font-size: var(--text-sm);
  color: var(--color-neutral-500);
}

.valid-feedback {
  display: none;
  width: 100%;
  margin-top: var(--spacing-2);
  font-size: var(--text-sm);
  color: var(--color-success);
}

.invalid-feedback {
  display: none;
  width: 100%;
  margin-top: var(--spacing-2);
  font-size: var(--text-sm);
  color: var(--color-error);
}

.is-valid ~ .valid-feedback {
  display: block;
}

.is-invalid ~ .invalid-feedback {
  display: block;
}

/* ========== ALERTS ========== */
.alert {
  position: relative;
  padding: var(--spacing-4);
  margin-bottom: var(--spacing-4);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
}

.alert-primary {
  color: var(--color-primary-800);
  background-color: var(--color-primary-50);
  border-color: var(--color-primary-200);
}

.alert-secondary {
  color: var(--color-secondary-800);
  background-color: var(--color-secondary-50);
  border-color: var(--color-secondary-200);
}

.alert-success {
  color: var(--color-success);
  background-color: color-mix(in srgb, var(--color-success) 10%, white);
  border-color: color-mix(in srgb, var(--color-success) 30%, white);
}

.alert-danger {
  color: var(--color-error);
  background-color: color-mix(in srgb, var(--color-error) 10%, white);
  border-color: color-mix(in srgb, var(--color-error) 30%, white);
}

.alert-warning {
  color: var(--color-warning);
  background-color: color-mix(in srgb, var(--color-warning) 10%, white);
  border-color: color-mix(in srgb, var(--color-warning) 30%, white);
}

.alert-info {
  color: var(--color-info);
  background-color: color-mix(in srgb, var(--color-info) 10%, white);
  border-color: color-mix(in srgb, var(--color-info) 30%, white);
}

.alert-dismissible {
  padding-left: var(--spacing-12);
}

.alert-dismissible .btn-close {
  position: absolute;
  top: var(--spacing-4);
  left: var(--spacing-4);
}

/* ========== BADGES ========== */
.badge {
  display: inline-block;
  padding: 0.25em 0.6em;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: var(--radius-full);
}

.badge-primary {
  background-color: var(--color-primary-500);
  color: var(--color-neutral-0);
}

.badge-secondary {
  background-color: var(--color-secondary-500);
  color: var(--color-neutral-0);
}

.badge-success {
  background-color: var(--color-success);
  color: var(--color-neutral-0);
}

.badge-danger {
  background-color: var(--color-error);
  color: var(--color-neutral-0);
}

.badge-warning {
  background-color: var(--color-warning);
  color: var(--color-neutral-0);
}

.badge-info {
  background-color: var(--color-info);
  color: var(--color-neutral-0);
}

.badge-pill {
  padding-right: 0.8em;
  padding-left: 0.8em;
}

/* ========== MODALS ========== */
.modal {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: var(--z-index-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-4);
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-duration-300) var(--transition-timing-function-ease);
}

.modal.show {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  width: 100%;
  max-width: 500px;
  margin: auto;
  background: var(--color-neutral-0);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  transform: translateY(-20px);
  transition: transform var(--transition-duration-300) var(--transition-timing-function-ease);
}

.modal.show .modal-dialog {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--color-neutral-200);
}

.modal-title {
  margin-bottom: 0;
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
}

.modal-body {
  padding: var(--spacing-4);
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-2);
  padding: var(--spacing-4);
  border-top: 1px solid var(--color-neutral-200);
}

.btn-close {
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  background: transparent;
  border: none;
  opacity: 0.5;
  cursor: pointer;
  transition: opacity var(--transition-duration-200) var(--transition-timing-function-ease);
}

.btn-close:hover {
  opacity: 1;
}

.btn-close::before {
  content: "×";
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  line-height: 1;
  color: var(--color-neutral-500);
}

/* ========== LOADING SPINNER ========== */
.spinner {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  vertical-align: text-bottom;
  border: 0.25em solid currentColor;
  border-right-color: transparent;
  border-radius: var(--radius-full);
  animation: spin 0.75s linear infinite;
}

.spinner-sm {
  width: 1rem;
  height: 1rem;
  border-width: 0.2em;
}

.spinner-lg {
  width: 3rem;
  height: 3rem;
  border-width: 0.3em;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ========== TOOLTIPS ========== */
.tooltip {
  position: absolute;
  z-index: var(--z-index-tooltip);
  display: block;
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--text-xs);
  color: var(--color-neutral-0);
  background-color: var(--color-neutral-800);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  transition: opacity var(--transition-duration-200) var(--transition-timing-function-ease);
  pointer-events: none;
}

.tooltip.show {
  opacity: 1;
}

.tooltip-arrow {
  position: absolute;
  display: block;
  width: 0.8rem;
  height: 0.4rem;
}

.tooltip-arrow::before {
  content: "";
  position: absolute;
  border-color: transparent;
  border-style: solid;
}

/* ========== AVATARS ========== */
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-neutral-0);
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-600));
  border-radius: var(--radius-full);
  overflow: hidden;
}

.avatar-sm {
  width: 2rem;
  height: 2rem;
  font-size: var(--text-sm);
}

.avatar-lg {
  width: 3rem;
  height: 3rem;
  font-size: var(--text-lg);
}

.avatar-xl {
  width: 4rem;
  height: 4rem;
  font-size: var(--text-xl);
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ========== PROGRESS BARS ========== */
.progress {
  display: flex;
  height: 1rem;
  overflow: hidden;
  background-color: var(--color-neutral-200);
  border-radius: var(--radius-full);
}

.progress-bar {
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  color: var(--color-neutral-0);
  text-align: center;
  white-space: nowrap;
  background-color: var(--color-primary-500);
  transition: width var(--transition-duration-500) var(--transition-timing-function-ease);
}

.progress-bar-striped {
  background-image: linear-gradient(45deg,
    rgba(255, 255, 255, 0.15) 25%,
    transparent 25%,
    transparent 50%,
    rgba(255, 255, 255, 0.15) 50%,
    rgba(255, 255, 255, 0.15) 75%,
    transparent 75%,
    transparent
  );
  background-size: 1rem 1rem;
}

.progress-bar-animated {
  animation: progress-bar-stripes 1s linear infinite;
}

@keyframes progress-bar-stripes {
  0% { background-position: 1rem 0; }
  100% { background-position: 0 0; }
}

/* ========== DROPDOWNS ========== */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  z-index: var(--z-index-dropdown);
  display: none;
  min-width: 10rem;
  padding: var(--spacing-2) 0;
  margin: var(--spacing-1) 0 0;
  font-size: var(--text-base);
  color: var(--color-neutral-800);
  background-color: var(--color-neutral-0);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: var(--spacing-2) var(--spacing-4);
  clear: both;
  font-weight: var(--font-weight-normal);
  color: var(--color-neutral-700);
  text-align: inherit;
  text-decoration: none;
  white-space: nowrap;
  background-color: transparent;
  border: 0;
  cursor: pointer;
  transition: all var(--transition-duration-200) var(--transition-timing-function-ease);
}

.dropdown-item:hover,
.dropdown-item:focus {
  color: var(--color-neutral-900);
  background-color: var(--color-neutral-100);
}

.dropdown-divider {
  height: 0;
  margin: var(--spacing-2) 0;
  overflow: hidden;
  border-top: 1px solid var(--color-neutral-200);
}