/* ============================================
   YALLA MOBILE - COMPONENT STYLES
   ============================================ */

/* ═══════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm, 0.5rem);
  padding: var(--space-3, 0.75rem) var(--space-6, 1.5rem);
  min-height: 44px;
  font-family: var(--font-display, 'Outfit', sans-serif);
  font-size: var(--text-sm, 0.875rem);
  font-weight: var(--font-semibold, 600);
  text-align: center;
  white-space: nowrap;
  border-radius: var(--radius-lg, 0.75rem);
  border: 2px solid transparent;
  cursor: pointer;
  user-select: none;
  transition: transform var(--transition-fast, 0.15s ease),
              background-color var(--transition-fast, 0.15s ease),
              border-color var(--transition-fast, 0.15s ease),
              box-shadow var(--transition-fast, 0.15s ease);
}

[dir="rtl"] .btn {
  font-family: var(--font-arabic, 'Tajawal', sans-serif);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Primary Button */
.btn-primary {
  background: var(--gradient-primary, linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%));
  color: var(--color-text-inverse, #ffffff);
  box-shadow: var(--shadow-primary, 0 4px 15px rgba(99, 102, 241, 0.3));
}

.btn-primary:hover {
  box-shadow: var(--shadow-primary-lg, 0 8px 30px rgba(99, 102, 241, 0.4));
}

/* Secondary Button */
.btn-secondary {
  background: var(--color-bg-muted, rgba(255, 255, 255, 0.05));
  color: var(--color-text-primary, #ffffff);
  border-color: var(--color-border-default, rgba(255, 255, 255, 0.08));
}

.btn-secondary:hover {
  background: var(--color-bg-subtle, #0f0f1a);
  border-color: var(--color-primary, #6366f1);
  color: var(--color-primary, #6366f1);
}

/* Outline Button */
.btn-outline {
  background: transparent;
  color: var(--color-primary, #6366f1);
  border-color: var(--color-primary, #6366f1);
}

.btn-outline:hover {
  background: var(--color-primary, #6366f1);
  color: var(--color-text-inverse, #ffffff);
}

/* Ghost Button */
.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary, rgba(255, 255, 255, 0.7));
}

.btn-ghost:hover {
  background: var(--color-bg-muted, rgba(255, 255, 255, 0.05));
  color: var(--color-text-primary, #ffffff);
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2, 0.5rem) var(--space-4, 1rem);
  min-height: 36px;
  font-size: var(--text-xs, 0.75rem);
}

.btn-lg {
  padding: var(--space-4, 1rem) var(--space-8, 2rem);
  min-height: 52px;
  font-size: var(--text-base, 1rem);
  border-radius: var(--radius-xl, 1rem);
}

/* Icon Button */
.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-md, 0.5rem);
}

.btn-icon.btn-sm {
  width: 36px;
  height: 36px;
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Button Loading State */
.btn.is-loading {
  position: relative;
  color: transparent;
  pointer-events: none;
}

.btn.is-loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ═══════════════════════════════════════════
   CARDS
   ═══════════════════════════════════════════ */

.card {
  display: flex;
  flex-direction: column;
  background: var(--gradient-card, linear-gradient(145deg, var(--color-bg-elevated) 0%, var(--color-bg-subtle) 100%));
  border: 1px solid var(--color-border-default, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-xl, 1rem);
  padding: var(--space-6, 1.5rem);
  transition: transform var(--transition-base, 0.3s ease),
              box-shadow var(--transition-base, 0.3s ease),
              border-color var(--transition-base, 0.3s ease);
}

.card-interactive {
  cursor: pointer;
}

.card-interactive:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl, 0 20px 40px -15px rgba(0, 0, 0, 0.4));
  border-color: var(--color-primary, #6366f1);
}

.card-featured {
  position: relative;
  overflow: hidden;
}

.card-featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary, linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%));
}

.card-glass {
  background: var(--glass-bg, rgba(255, 255, 255, 0.03));
  backdrop-filter: blur(var(--glass-blur, 16px));
  -webkit-backdrop-filter: blur(var(--glass-blur, 16px));
  border-color: var(--glass-border, rgba(255, 255, 255, 0.08));
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--color-primary-subtle, rgba(99, 102, 241, 0.1));
  border-radius: var(--radius-lg, 0.75rem);
  margin-bottom: var(--space-4, 1rem);
  color: var(--color-primary, #6366f1);
}

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

.card-title {
  font-size: var(--text-xl, 1.25rem);
  font-weight: var(--font-bold, 700);
  color: var(--color-text-primary, #ffffff);
  margin-bottom: var(--space-2, 0.5rem);
}

.card-description {
  font-size: var(--text-sm, 0.875rem);
  color: var(--color-text-secondary, rgba(255, 255, 255, 0.7));
  margin-bottom: var(--space-4, 1rem);
  flex-grow: 1;
}

/* ═══════════════════════════════════════════
   FORM ELEMENTS
   ═══════════════════════════════════════════ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2, 0.5rem);
}

.form-label {
  font-size: var(--text-sm, 0.875rem);
  font-weight: var(--font-medium, 500);
  color: var(--color-text-primary, #ffffff);
}

.form-required {
  color: var(--color-error, #ef4444);
  margin-left: var(--space-1, 0.25rem);
}

[dir="rtl"] .form-required {
  margin-left: 0;
  margin-right: var(--space-1, 0.25rem);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3, 0.75rem) var(--space-4, 1rem);
  background: var(--color-bg-muted, rgba(255, 255, 255, 0.05));
  border: 1px solid var(--color-border-default, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-lg, 0.75rem);
  font-size: var(--text-base, 1rem);
  color: var(--color-text-primary, #ffffff);
  transition: border-color var(--transition-fast, 0.15s ease),
              box-shadow var(--transition-fast, 0.15s ease);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-tertiary, rgba(255, 255, 255, 0.4));
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
  border-color: var(--color-text-tertiary, rgba(255, 255, 255, 0.3));
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary, #6366f1);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.4)' 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, 0.75rem) center;
  padding-right: var(--space-10, 2.5rem);
}

[dir="rtl"] .form-select {
  background-position: left var(--space-3, 0.75rem) center;
  padding-right: var(--space-4, 1rem);
  padding-left: var(--space-10, 2.5rem);
}

/* ═══════════════════════════════════════════
   BADGES
   ═══════════════════════════════════════════ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1, 0.25rem);
  padding: var(--space-1, 0.25rem) var(--space-2, 0.5rem);
  font-size: var(--text-xs, 0.75rem);
  font-weight: var(--font-semibold, 600);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide, 0.025em);
  border-radius: var(--radius-full, 9999px);
}

.badge-primary {
  background: var(--color-primary-subtle, rgba(99, 102, 241, 0.1));
  color: var(--color-primary, #6366f1);
}

.badge-success {
  background: rgba(34, 197, 94, 0.1);
  color: var(--color-success, #22c55e);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--color-warning, #f59e0b);
}

.badge-error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-error, #ef4444);
}

/* ═══════════════════════════════════════════
   AVATARS
   ═══════════════════════════════════════════ */

.avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full, 9999px);
  overflow: hidden;
  flex-shrink: 0;
}

.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 48px; height: 48px; }
.avatar-xl { width: 64px; height: 64px; }

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

.avatar-initials {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary, linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%));
  color: var(--color-text-inverse, #ffffff);
  font-weight: var(--font-bold, 700);
  font-size: var(--text-sm, 0.875rem);
}

/* ═══════════════════════════════════════════
   LOADING STATES
   ═══════════════════════════════════════════ */

.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--color-border-default, rgba(255, 255, 255, 0.1));
  border-top-color: var(--color-primary, #6366f1);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-sm { width: 16px; height: 16px; border-width: 2px; }
.spinner-lg { width: 40px; height: 40px; border-width: 4px; }

.skeleton {
  background: linear-gradient(90deg,
    var(--color-bg-muted, rgba(255, 255, 255, 0.05)) 25%,
    var(--color-bg-subtle, #0f0f1a) 50%,
    var(--color-bg-muted, rgba(255, 255, 255, 0.05)) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-md, 0.5rem);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ═══════════════════════════════════════════
   DIVIDERS
   ═══════════════════════════════════════════ */

.divider {
  width: 100%;
  height: 1px;
  background: var(--color-border-default, rgba(255, 255, 255, 0.08));
  margin: var(--space-6, 1.5rem) 0;
}

.divider-text {
  display: flex;
  align-items: center;
  gap: var(--space-4, 1rem);
  color: var(--color-text-tertiary, rgba(255, 255, 255, 0.4));
  font-size: var(--text-sm, 0.875rem);
}

.divider-text::before,
.divider-text::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border-default, rgba(255, 255, 255, 0.08));
}