/*
 * Cure Plus Pharmacy - UI Components
 * Reusable component styles
 */

/* ==========================================
   BUTTONS
   ========================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  border-radius: var(--radius-base);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  user-select: none;
  min-height: 44px; /* Accessibility: minimum touch target */
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Button Primary */
.btn-primary {
  background: var(--color-primary-blue);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
  text-decoration: none;
}

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

/* Button Secondary */
.btn-secondary {
  background: var(--color-white);
  color: var(--color-primary-blue);
  border: 2px solid var(--color-primary-blue);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--color-primary-blue-light);
  text-decoration: none;
}

/* Button Success */
.btn-success {
  background: var(--color-secondary-green);
  color: var(--color-white);
}

.btn-success:hover:not(:disabled) {
  background: var(--color-secondary-green-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 182, 122, 0.3);
  text-decoration: none;
}

/* Button Outline */
.btn-outline {
  background: transparent;
  color: var(--color-gray-700);
  border: 2px solid var(--color-gray-300);
}

.btn-outline:hover:not(:disabled) {
  background: var(--color-gray-100);
  border-color: var(--color-gray-400);
  text-decoration: none;
}

/* Button Sizes */
.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  min-height: 36px;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
  min-height: 52px;
}

/* Button with Icon */
.btn i,
.btn svg {
  margin-right: 0.5rem;
}

.btn-icon-only {
  padding: 0.75rem;
  width: 44px;
  height: 44px;
}

/* Button Full Width */
.btn-block {
  display: flex;
  width: 100%;
}

/* ==========================================
   CARDS
   ========================================== */

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

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

.card-flat {
  box-shadow: none;
  border: 1px solid var(--color-gray-300);
}

.card-flat:hover {
  box-shadow: var(--shadow-sm);
  transform: none;
}

.card-highlight {
  border: 2px solid var(--color-primary-blue);
  box-shadow: 0 0 0 4px var(--color-primary-blue-light);
}

.card-image {
  margin: calc(var(--space-6) * -1) calc(var(--space-6) * -1) var(--space-4);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: auto;
  display: block;
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-3);
  color: var(--color-gray-900);
}

.card-text {
  color: var(--color-gray-700);
  margin-bottom: var(--space-4);
}

.card-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-200);
}

/* Service Card */
.service-card {
  text-align: center;
  padding: var(--space-8);
}

.service-card-icon {
  font-size: 3rem;
  color: var(--color-primary-blue);
  margin-bottom: var(--space-4);
}

.service-card:hover .service-card-icon {
  color: var(--color-secondary-green);
  transform: scale(1.1);
  transition: all var(--transition-base);
}

/* Blog Card */
.blog-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.blog-card .card-image {
  margin-bottom: var(--space-4);
}

.blog-card-meta {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-bottom: var(--space-2);
}

/* ==========================================
   BADGES
   ========================================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-success {
  background: var(--color-secondary-green-light);
  color: var(--color-secondary-green-dark);
}

.badge-info {
  background: var(--color-primary-blue-light);
  color: var(--color-primary-blue-dark);
}

.badge-warning {
  background: #FEF3C7;
  color: #92400E;
}

.badge-error {
  background: #FEE2E2;
  color: #991B1B;
}

/* ==========================================
   FORMS
   ========================================== */

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-700);
  margin-bottom: 0.5rem;
}

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

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  line-height: 1.5;
  color: var(--color-gray-900);
  background: var(--color-white);
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-base);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  min-height: 44px;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary-blue);
  box-shadow: 0 0 0 3px var(--color-primary-blue-light);
}

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

.form-input.error:focus,
.form-textarea.error:focus,
.form-select.error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.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' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

.form-help {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-top: 0.25rem;
}

.form-error {
  font-size: 0.875rem;
  color: var(--color-error);
  margin-top: 0.25rem;
  display: flex;
  align-items: center;
}

.form-error i {
  margin-right: 0.25rem;
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-4);
}

.form-check-input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  margin-right: var(--space-3);
  cursor: pointer;
  flex-shrink: 0;
}

.form-check-label {
  font-size: 0.875rem;
  color: var(--color-gray-700);
  cursor: pointer;
}

/* ==========================================
   ALERTS
   ========================================== */

.alert {
  padding: var(--space-4);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-4);
  border-left: 4px solid;
}

.alert-success {
  background: var(--color-secondary-green-light);
  border-color: var(--color-secondary-green);
  color: var(--color-secondary-green-dark);
}

.alert-info {
  background: var(--color-primary-blue-light);
  border-color: var(--color-primary-blue);
  color: var(--color-primary-blue-dark);
}

.alert-warning {
  background: #FEF3C7;
  border-color: var(--color-warning);
  color: #92400E;
}

.alert-error {
  background: #FEE2E2;
  border-color: var(--color-error);
  color: #991B1B;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */

.header {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
}

.header-logo {
  display: flex;
  align-items: center;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-blue);
  text-decoration: none;
}

.header-logo:hover {
  text-decoration: none;
  color: var(--color-primary-blue-dark);
}

.header-logo img {
  height: 40px;
  width: auto;
}

/* Desktop Navigation */
.nav-desktop {
  display: none;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
    align-items: center;
    gap: var(--space-6);
  }
}

.nav-link {
  color: var(--color-gray-700);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-base);
  transition: all var(--transition-base);
}

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

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-gray-700);
  font-size: 1.5rem;
}

@media (min-width: 1024px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* Mobile Navigation */
.nav-mobile {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: var(--color-white);
  box-shadow: var(--shadow-2xl);
  z-index: var(--z-modal);
  transition: right var(--transition-slow);
  overflow-y: auto;
  padding: var(--space-6);
}

.nav-mobile.active {
  right: 0;
}

.nav-mobile-close {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-bottom: var(--space-6);
}

.nav-mobile-close button {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-gray-700);
}

.nav-mobile-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-mobile-link {
  display: block;
  padding: var(--space-3);
  color: var(--color-gray-700);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border-radius: var(--radius-base);
  transition: all var(--transition-base);
}

.nav-mobile-link:hover {
  background: var(--color-primary-blue-light);
  color: var(--color-primary-blue);
  text-decoration: none;
}

.nav-mobile-ctas {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
  background: var(--color-gray-900);
  color: var(--color-gray-400);
  padding: var(--space-12) 0 var(--space-6);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-content {
    grid-template-columns: 2fr repeat(3, 1fr);
  }
}

.footer-section h3 {
  color: var(--color-white);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-2);
}

.footer-links a {
  color: var(--color-gray-400);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

.footer-social {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-gray-800);
  color: var(--color-gray-400);
  border-radius: var(--radius-base);
  text-decoration: none;
  transition: all var(--transition-base);
}

.footer-social a:hover {
  background: var(--color-primary-blue);
  color: var(--color-white);
}

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-800);
  text-align: center;
  font-size: var(--font-size-sm);
}

.footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero {
  background: linear-gradient(135deg, var(--color-primary-blue-light) 0%, var(--color-white) 100%);
  padding: var(--space-16) 0;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .hero {
    padding: var(--space-24) 0;
  }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

.hero-text h1 {
  margin-bottom: var(--space-6);
}

.hero-text .lead {
  margin-bottom: var(--space-8);
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .hero-cta {
    flex-direction: row;
  }
}

.hero-image {
  position: relative;
}

.hero-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  width: 100%;
  height: auto;
}

/* ==========================================
   TESTIMONIALS
   ========================================== */

.testimonial {
  background: var(--color-white);
  padding: var(--space-6);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-base);
  height: 100%;
}

.testimonial-stars {
  color: var(--color-warning);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
}

.testimonial-text {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-gray-700);
  margin-bottom: var(--space-4);
  font-style: italic;
}

.testimonial-author {
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900);
}

.testimonial-location {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
}

/* ==========================================
   ACCORDION (FAQ)
   ========================================== */

.accordion-item {
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-3);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: var(--space-4);
  background: var(--color-white);
  border: none;
  text-align: left;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-base);
  min-height: 44px;
}

.accordion-header:hover {
  background: var(--color-gray-100);
}

.accordion-header.active {
  background: var(--color-primary-blue-light);
  color: var(--color-primary-blue);
}

.accordion-icon {
  transition: transform var(--transition-base);
  font-size: 1.25rem;
}

.accordion-header.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.accordion-content.active {
  max-height: 1000px;
}

.accordion-body {
  padding: var(--space-4);
  color: var(--color-gray-700);
  line-height: var(--line-height-relaxed);
}

/* ==========================================
   PRICING COMPARISON
   ========================================== */

.pricing-comparison {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

@media (min-width: 768px) {
  .pricing-comparison {
    grid-template-columns: repeat(2, 1fr);
  }
}

.pricing-card {
  background: var(--color-white);
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition-base);
}

.pricing-card.featured {
  border-color: var(--color-primary-blue);
  box-shadow: 0 0 0 4px var(--color-primary-blue-light);
  transform: scale(1.05);
}

.pricing-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.pricing-amount {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
}

.pricing-card.featured .pricing-amount {
  color: var(--color-primary-blue);
}

.pricing-description {
  color: var(--color-gray-600);
  margin-bottom: var(--space-6);
}

.savings-badge {
  display: inline-block;
  background: var(--color-secondary-green);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-semibold);
  margin-top: var(--space-4);
}

/* ==========================================
   MODAL
   ========================================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  padding: var(--space-4);
}

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

.modal {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-2xl);
  transform: scale(0.95);
  transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  font-size: 1.5rem;
  color: var(--color-gray-600);
  cursor: pointer;
  border-radius: var(--radius-base);
  transition: all var(--transition-base);
}

.modal-close:hover {
  background: var(--color-gray-100);
  color: var(--color-gray-900);
}

.modal-body {
  padding: var(--space-6);
}

.modal-footer {
  padding: var(--space-6);
  border-top: 1px solid var(--color-gray-200);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */

.hidden {
  display: none !important;
}

.visible {
  display: block !important;
}

@media (min-width: 768px) {
  .md\:hidden {
    display: none !important;
  }
  
  .md\:visible {
    display: block !important;
  }
}

@media (min-width: 1024px) {
  .lg\:hidden {
    display: none !important;
  }
  
  .lg\:visible {
    display: block !important;
  }
}