/**
 * Contact Page Styles
 * Modern, accessible contact page with form validation
 */

/* ==========================================================================
   Hero Section
   ========================================================================== */

.contact-hero {
  background: linear-gradient(135deg,
    rgba(107, 70, 193, 0.08) 0%,
    rgba(245, 158, 11, 0.04) 100%);
  padding: var(--space-32) 0 var(--space-20);
}

.contact-hero__container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-8);
  text-align: center;
}

.contact-hero__title {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  line-height: var(--line-height-tight);
}

.contact-hero__subtitle {
  font-size: var(--font-size-xl);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 640px;
  margin: 0 auto;
}

/* ==========================================================================
   Contact Form Section
   ========================================================================== */

.contact-form-section {
  padding: var(--space-24) 0;
  background-color: var(--bg-primary);
}

.contact-form__container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.contact-form__wrapper {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-2xl);
  padding: var(--space-12);
  box-shadow: var(--shadow-md);
}

.contact-form__header {
  margin-bottom: var(--space-8);
}

.contact-form__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.contact-form__description {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ==========================================================================
   Form Messages (Success/Error)
   ========================================================================== */

.contact-form__message {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  animation: slideInDown 0.3s ease-out;
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.contact-form__message--success {
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--color-success);
  color: var(--color-success);
}

.contact-form__message--error {
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-error);
  color: var(--color-error);
}

.contact-form__message-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-form__message-content {
  flex: 1;
}

.contact-form__message-title {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-base);
}

.contact-form__message-text {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

/* ==========================================================================
   Form Fields
   ========================================================================== */

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

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

.form-label--required::after {
  content: '*';
  color: var(--color-error);
  margin-left: var(--space-1);
}

.form-label__optional {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  color: var(--text-tertiary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  font-family: var(--font-family-primary);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  border: 2px solid var(--border-primary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  line-height: var(--line-height-normal);
}

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

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-50);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpath d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 20px;
  padding-right: var(--space-12);
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 160px;
  line-height: var(--line-height-relaxed);
}

.form-textarea-wrapper {
  position: relative;
}

.form-help {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin-top: var(--space-2);
  line-height: var(--line-height-relaxed);
}

/* ==========================================================================
   Form Validation States
   ========================================================================== */

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

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

.form-error {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-error);
  margin-top: var(--space-2);
  font-weight: var(--font-weight-medium);
}

.form-error::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23EF4444'%3E%3Cpath d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 15h-2v-2h2v2zm0-4h-2V7h2v6z'/%3E%3C/svg%3E");
  background-size: contain;
  flex-shrink: 0;
}

/* ==========================================================================
   Character Counter
   ========================================================================== */

.form-textarea-counter {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-4);
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  background-color: var(--bg-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  pointer-events: none;
  font-weight: var(--font-weight-medium);
}

.form-textarea-counter--warning {
  color: var(--color-warning);
}

.form-textarea-counter--error {
  color: var(--color-error);
}

/* ==========================================================================
   Submit Button
   ========================================================================== */

.contact-form__actions {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.contact-form__submit {
  flex: 1;
  min-height: 52px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family-primary);
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-8);
}

.contact-form__submit:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(107, 70, 193, 0.3);
}

.contact-form__submit:active:not(:disabled) {
  transform: translateY(0);
}

.contact-form__submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.contact-form__submit:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

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

.contact-form__submit:hover:not(:disabled) .contact-form__submit-icon {
  transform: translateX(2px);
}

.contact-form__submit--loading .contact-form__submit-text,
.contact-form__submit--loading .contact-form__submit-icon {
  display: none;
}

.contact-form__submit-spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: var(--radius-full);
  animation: spinner-rotate 0.8s linear infinite;
}

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

/* ==========================================================================
   Alternative Contact Methods
   ========================================================================== */

.contact-alternatives {
  padding: var(--space-20) 0;
  background-color: var(--bg-secondary);
}

.contact-alternatives__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.contact-alternatives__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.contact-alternatives__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.contact-alternatives__subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

.contact-alternatives__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

/* ==========================================================================
   Contact Method Cards
   ========================================================================== */

.contact-method-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition-base);
  text-decoration: none;
  display: block;
  cursor: pointer;
}

.contact-method-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.contact-method-card:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

.contact-method-card__icon {
  width: 56px;
  height: 56px;
  background-color: var(--color-primary-50);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  color: var(--color-primary);
}

.contact-method-card__icon svg {
  width: 28px;
  height: 28px;
}

.contact-method-card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.contact-method-card__details {
  font-size: var(--font-size-base);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-3);
}

.contact-method-card__description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-3);
}

.contact-method-card__availability {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border-primary);
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */

.contact-faq {
  padding: var(--space-20) 0;
  background-color: var(--bg-primary);
}

.contact-faq__container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.contact-faq__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.contact-faq__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.contact-faq__subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */

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

.faq-item {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: var(--color-primary-100);
}

.faq-item.is-open {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.faq-item__question {
  width: 100%;
  padding: var(--space-6);
  background-color: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family-primary);
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.faq-item__question:hover {
  color: var(--color-primary);
}

.faq-item__question:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: -3px;
  border-radius: var(--radius-lg);
}

.faq-item__question-text {
  flex: 1;
  text-align: left;
}

.faq-item__icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq-item.is-open .faq-item__icon {
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base) ease-out;
}

.faq-item.is-open .faq-item__answer {
  max-height: 500px;
  transition: max-height var(--transition-base) ease-in;
}

.faq-item__answer-content {
  padding: 0 var(--space-6) var(--space-6);
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

.faq-item__answer-content p {
  margin: 0 0 var(--space-3);
}

.faq-item__answer-content p:last-child {
  margin-bottom: 0;
}

.faq-item__answer-content a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

.faq-item__answer-content a:hover {
  color: var(--color-primary-dark);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
  .contact-hero {
    padding: var(--space-20) 0 var(--space-16);
  }

  .contact-hero__title {
    font-size: var(--font-size-3xl);
  }

  .contact-hero__subtitle {
    font-size: var(--font-size-lg);
  }

  .contact-form__wrapper {
    padding: var(--space-8);
  }

  .contact-form__title {
    font-size: var(--font-size-xl);
  }

  .contact-form__actions {
    flex-direction: column;
  }

  .contact-form__submit {
    width: 100%;
  }

  .contact-alternatives__grid {
    grid-template-columns: 1fr;
  }

  .contact-alternatives__title,
  .contact-faq__title {
    font-size: var(--font-size-2xl);
  }

  .faq-item__question {
    font-size: var(--font-size-base);
    padding: var(--space-4);
  }

  .faq-item__answer-content {
    padding: 0 var(--space-4) var(--space-4);
    font-size: var(--font-size-sm);
  }

  .form-textarea-counter {
    position: static;
    display: block;
    margin-top: var(--space-2);
    text-align: right;
  }
}

/* ==========================================================================
   Accessibility: Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .contact-method-card:hover {
    transform: none !important;
  }

  .faq-item__icon {
    transition: none !important;
  }

  .contact-form__submit:hover:not(:disabled) {
    transform: none !important;
  }
}

/* ==========================================================================
   Enhanced Focus Indicators
   ========================================================================== */

*:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  *:focus-visible {
    outline-width: 4px;
    outline-offset: 3px;
  }

  .form-input,
  .form-select,
  .form-textarea {
    border-width: 3px;
  }

  .contact-method-card,
  .faq-item {
    border-width: 2px;
  }
}