/**
 * Olio Pizza Napoletana - Component Styles
 * Buttons, Forms, Cards, Modals
 */

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: 500;
  line-height: 1.5;
  text-align: center;
  white-space: nowrap;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

.btn-block {
  width: 100%;
}

.btn-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

[dir="rtl"] .btn:hover .btn-icon {
  transform: translateX(-4px);
}

/* Button Loading State */
.btn-submit {
  position: relative;
  min-width: 200px;
}

.btn-loading {
  display: none;
  align-items: center;
  gap: var(--space-2);
}

.btn-submit.loading .btn-text {
  display: none;
}

.btn-submit.loading .btn-loading {
  display: flex;
}

.spinner {
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ========================================
   Form Elements
   ======================================== */

.form-group {
  margin-bottom: var(--space-5);
}

.form-group-full {
  grid-column: 1 / -1;
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-white);
  border: 1px solid var(--color-warm-gray);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(27, 67, 50, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%237A7A7A' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 16px;
  padding-right: var(--space-10);
}

[dir="rtl"] .form-select {
  background-position: left var(--space-3) center;
  padding-right: var(--space-4);
  padding-left: var(--space-10);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Checkbox */
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-mark {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-warm-gray);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.checkbox-mark::after {
  content: '';
  width: 10px;
  height: 10px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transform: scale(0);
  transition: transform var(--transition-fast);
}

.form-checkbox input:checked + .checkbox-mark {
  border-color: var(--color-primary);
}

.form-checkbox input:checked + .checkbox-mark::after {
  transform: scale(1);
}

.checkbox-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

/* Form Error */
.form-error {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-accent);
  margin-top: var(--space-1);
  min-height: 16px;
}

.form-group.error .form-input,
.form-group.error .form-select,
.form-group.error .form-textarea {
  border-color: var(--color-accent);
}

/* ========================================
   Cards
   ======================================== */

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* ========================================
   Modal
   ======================================== */

.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

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

.modal-overlay {
  position: absolute;
  inset: 0;
  background-color: var(--color-overlay);
}

.modal-content {
  position: relative;
  width: 100%;
  max-width: 420px;
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  text-align: center;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-base);
}

.modal.active .modal-content {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  font-size: 24px;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

[dir="rtl"] .modal-close {
  right: auto;
  left: var(--space-4);
}

.modal-close:hover {
  color: var(--color-text);
}

.modal-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-6);
  color: var(--color-primary);
}

.modal-icon svg {
  width: 100%;
  height: 100%;
}

.modal-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-3);
}

.modal-text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.modal-btn {
  min-width: 120px;
}

/* ========================================
   Language Switcher
   ======================================== */

.lang-switcher {
  position: relative;
}

.lang-current {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.lang-current:hover {
  background-color: var(--color-beige);
}

.lang-flag {
  width: 20px;
  height: 14px;
  border-radius: 2px;
  background-color: var(--color-warm-gray);
}

/* Flag backgrounds based on data-lang */
.lang-flag[data-lang="en"] { background: linear-gradient(to bottom, #012169 33%, #fff 33%, #fff 66%, #c8102e 66%); }
.lang-flag[data-lang="ru"] { background: linear-gradient(to bottom, #fff 33%, #0033a0 33%, #0033a0 66%, #da291c 66%); }
.lang-flag[data-lang="ka"] { background: linear-gradient(to bottom, #fff 40%, #ff0000 40%, #ff0000 60%, #fff 60%); }
.lang-flag[data-lang="az"] { background: linear-gradient(to bottom, #00b5e2 33%, #ef3340 33%, #ef3340 66%, #509e2f 66%); }
.lang-flag[data-lang="kk"] { background: linear-gradient(to bottom, #00afca 100%); }
.lang-flag[data-lang="uz"] { background: linear-gradient(to bottom, #1eb53a 33%, #fff 33%, #fff 66%, #0099b5 66%); }
.lang-flag[data-lang="tg"] { background: linear-gradient(to bottom, #cc0000 33%, #fff 33%, #fff 66%, #006600 66%); }
.lang-flag[data-lang="ar"] { background: linear-gradient(to bottom, #006c35 33%, #fff 33%, #fff 66%, #ce1126 66%); }

.lang-code {
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
}

.lang-arrow {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.lang-switcher.open .lang-arrow {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 160px;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

[dir="rtl"] .lang-dropdown {
  right: auto;
  left: 0;
}

.lang-switcher.open .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  transition: background-color var(--transition-fast);
}

.lang-option:hover {
  background-color: var(--color-beige);
}

.lang-option.active {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.lang-name {
  flex: 1;
}

/* ========================================
   Burger Menu
   ======================================== */

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  padding: 0;
}

.burger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: all var(--transition-fast);
}

.burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.burger.active span:nth-child(2) {
  opacity: 0;
}

.burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}