/* Component Styles - Buttons, Forms, Cards */

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--font-size-body);
  text-align: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  min-height: 44px; /* Accessibility: minimum touch target */
  min-width: 44px;
  text-decoration: none;
  border: 2px solid transparent;
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-accent);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-primary);
  color: white;
}

.btn-large {
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 1.125rem;
}

/* Cards */
.card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  margin-bottom: var(--spacing-sm);
}

.card-body {
  color: var(--color-text-light);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-text);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid #e5e7eb;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--font-size-body);
  transition: border-color var(--transition-base);
  min-height: 44px; /* Accessibility */
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-secondary);
}

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

.form-error {
  color: #dc2626;
  font-size: var(--font-size-small);
  margin-top: var(--spacing-xs);
}

/* Email Signup Options */
.signup-form {
  max-width: 500px;
  margin: 0 auto;
}

.signup-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin: var(--spacing-md) 0;
  text-align: left;
}

.checkbox-option {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border: 2px solid #e5e7eb;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.checkbox-option:hover {
  border-color: var(--color-secondary);
  background: var(--color-bg-alt);
}

.checkbox-option:has(input:checked) {
  border-color: var(--color-secondary);
  background: rgba(37, 99, 235, 0.05);
}

.checkbox-option input[type="checkbox"] {
  flex-shrink: 0;
  margin-top: 2px;
  width: 20px;
  height: 20px;
  accent-color: var(--color-secondary);
  cursor: pointer;
}

.checkbox-option .option-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.checkbox-option .option-content strong {
  color: var(--color-text);
  font-weight: 600;
  transition: color var(--transition-base);
}

.checkbox-option:has(input:checked) .option-content strong {
  color: var(--color-secondary);
}

.checkbox-option .option-content small {
  color: var(--color-text-light);
  font-size: var(--font-size-small);
  line-height: 1.4;
}

/* Disabled checkbox option (for auto-enrolled donors) */
.checkbox-option.disabled {
  opacity: 0.7;
  cursor: default;
}

.checkbox-option.disabled input[type="checkbox"] {
  cursor: default;
}

.signup-note {
  font-size: var(--font-size-small);
  color: var(--color-text-light);
  margin-top: var(--spacing-xs);
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
}

/* Transparent header over hero (home page only) */
.header-transparent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: transparent;
  transition: background-color var(--transition-slow), box-shadow var(--transition-slow);
}

/* Scrolled state - solid background */
.header-transparent.scrolled {
  position: fixed;
  background: var(--color-bg);
  box-shadow: var(--shadow-sm);
}

/* Text-based branding */
.nav-brand-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  color: white;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: color var(--transition-base);
  padding-left: var(--spacing-xs);
}

@media (min-width: 768px) {
  .nav-brand-text {
    padding-left: 0;
  }
}

.header-transparent.scrolled .nav-brand-text {
  color: var(--color-primary);
}

/* Nav links white on transparent header */
.header-transparent .nav-link {
  color: white;
}

.header-transparent .nav-link:hover,
.header-transparent .nav-link:focus {
  color: rgba(255, 255, 255, 0.8);
}

/* Nav links dark when scrolled */
.header-transparent.scrolled .nav-link {
  color: var(--color-text);
}

.header-transparent.scrolled .nav-link:hover,
.header-transparent.scrolled .nav-link:focus {
  color: var(--color-secondary);
}

/* Mobile toggle button white on transparent */
.header-transparent .nav-toggle {
  color: white;
}

.header-transparent.scrolled .nav-toggle {
  color: var(--color-primary);
}

.nav-brand a {
  display: block;
  text-decoration: none;
  transition: opacity var(--transition-base);
}

.nav-brand a:hover,
.nav-brand a:focus {
  opacity: 0.8;
  text-decoration: none;
}

.nav-logo {
  height: 40px;
  width: auto;
  max-width: 200px;
  display: block;
}

@media (min-width: 768px) {
  .nav-logo {
    height: 48px;
    max-width: 240px;
  }
}

.nav-list {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-link {
  color: var(--color-text);
  font-weight: 500;
  transition: color var(--transition-base);
  padding: var(--spacing-xs) 0;
}

.nav-link:hover,
.nav-link:focus {
  color: var(--color-secondary);
}

.nav-link-active {
  color: var(--color-secondary);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
}

.nav-close {
  display: none; /* Hidden on desktop by default */
  align-self: flex-end;
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
}

@media (max-width: 767px) {
  .nav-toggle {
    display: block;
  }
  
  .nav-list {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 80%;
    max-width: 300px;
    background: var(--color-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-slow);
    z-index: 1000;
  }
  
  .nav-list.active {
    right: 0;
  }
  
  /* Ensure mobile nav links are always dark (readable) regardless of header state */
  .nav-list .nav-link {
    color: var(--color-text) !important;
  }
  
  .nav-list .nav-link:hover,
  .nav-list .nav-link:focus {
    color: var(--color-secondary) !important;
  }
  
  .nav-close {
    display: block; /* Only show on mobile */
    color: var(--color-text);
  }
}

/* Media Scroller / Image Carousel */
.media-scroller-section {
  padding: var(--spacing-sm) 0;
  background: var(--color-bg-alt);
}

.media-scroller-wrapper {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.media-scroller {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
  padding: var(--spacing-sm) 0;
}

.media-scroller::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.media-scroller-item {
  flex: 0 0 auto;
  width: 225px; /* 3:4 aspect ratio container */
  scroll-snap-align: start;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

@media (min-width: 768px) {
  .media-scroller-item {
    width: 270px;
  }
}

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

.media-scroller-item img {
  width: 100%;
  height: 300px; /* 3:4 ratio: 225 * 4/3 = 300 */
  object-fit: cover;
  object-position: center top; /* Prioritize faces at top of image */
  display: block;
}

@media (min-width: 768px) {
  .media-scroller-item img {
    height: 360px; /* 3:4 ratio: 270 * 4/3 = 360 */
  }
}

/* Scroll Indicators (Dots) */
.scroll-indicators {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.scroll-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-text-light);
  opacity: 0.4;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: opacity var(--transition-base), background var(--transition-base);
}

.scroll-dot:hover {
  opacity: 0.7;
}

.scroll-dot.active {
  opacity: 1;
  background: var(--color-secondary);
}

/* Scroll Arrow Buttons */
.scroll-arrows {
  display: none;
}

@media (min-width: 768px) {
  .scroll-arrows {
    display: block;
  }
  
  .scroll-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-bg);
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    z-index: 10;
  }
  
  .scroll-arrow:hover {
    background: var(--color-primary);
    color: white;
  }
  
  .scroll-arrow-left {
    left: -22px;
  }
  
  .scroll-arrow-right {
    right: -22px;
  }
}

/* Calendar Actions */
.calendar-actions {
  margin-top: var(--spacing-md);
  text-align: center;
}

.calendar-subscribe-text {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-light);
  font-size: var(--font-size-small);
}

.calendar-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  justify-content: center;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--font-size-small);
}

/* Responsive calendar embed */
.event-calendar {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.event-calendar iframe {
  max-width: 100%;
}

/* ===========================================
   Sender.net Form Styling
   Override Sender.net default styles to match site design
   =========================================== */

/* Form container */
.sender-form-field {
  width: 100%;
}

/* Input fields */
.sender-form-field input[type="text"],
.sender-form-field input[type="email"],
.sender-form-field input[type="tel"] {
  width: 100% !important;
  padding: var(--spacing-sm) !important;
  font-size: var(--font-size-body) !important;
  font-family: var(--font-sans) !important;
  border: 1px solid #d1d5db !important;
  border-radius: var(--radius-md) !important;
  background-color: var(--color-bg) !important;
  color: var(--color-text) !important;
  transition: border-color var(--transition-base), box-shadow var(--transition-base) !important;
  box-sizing: border-box !important;
}

.sender-form-field input[type="text"]:focus,
.sender-form-field input[type="email"]:focus,
.sender-form-field input[type="tel"]:focus {
  outline: none !important;
  border-color: var(--color-secondary) !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1) !important;
}

.sender-form-field input[type="text"]::placeholder,
.sender-form-field input[type="email"]::placeholder,
.sender-form-field input[type="tel"]::placeholder {
  color: var(--color-text-light) !important;
}

/* Checkbox styling */
.sender-form-field input[type="checkbox"] {
  width: 18px !important;
  height: 18px !important;
  accent-color: var(--color-secondary) !important;
  cursor: pointer !important;
}

/* Labels */
.sender-form-field label {
  font-family: var(--font-sans) !important;
  font-size: var(--font-size-body) !important;
  color: var(--color-text) !important;
  cursor: pointer !important;
}

/* Submit button */
.sender-form-field button[type="submit"],
.sender-form-field input[type="submit"] {
  display: inline-block !important;
  background-color: var(--color-primary) !important;
  color: white !important;
  font-family: var(--font-sans) !important;
  font-size: var(--font-size-body) !important;
  font-weight: 600 !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  border: none !important;
  border-radius: var(--radius-md) !important;
  cursor: pointer !important;
  transition: background-color var(--transition-base), transform 0.1s ease !important;
  text-decoration: none !important;
}

.sender-form-field button[type="submit"]:hover,
.sender-form-field input[type="submit"]:hover {
  background-color: #152a47 !important; /* Darker shade of primary */
}

.sender-form-field button[type="submit"]:active,
.sender-form-field input[type="submit"]:active {
  transform: translateY(1px) !important;
}

.sender-form-field button[type="submit"]:focus,
.sender-form-field input[type="submit"]:focus {
  outline: 2px solid var(--color-secondary) !important;
  outline-offset: 2px !important;
}

/* Form groups/spacing */
.sender-form-field form {
  display: flex !important;
  flex-direction: column !important;
  gap: var(--spacing-sm) !important;
}

/* Error messages */
.sender-form-field .error,
.sender-form-field .sender-error {
  color: #dc2626 !important;
  font-size: var(--font-size-small) !important;
  margin-top: 0.25rem !important;
}

/* Success messages */
.sender-form-field .success,
.sender-form-field .sender-success {
  color: #16a34a !important;
  font-size: var(--font-size-body) !important;
  padding: var(--spacing-sm) !important;
  background-color: #f0fdf4 !important;
  border-radius: var(--radius-md) !important;
  text-align: center !important;
}

/* Hide Sender.net branding if present */
.sender-form-field .sender-branding,
.sender-form-field .powered-by-sender {
  display: none !important;
}