/* 
   Meridian Premium Editorial Launch Portal Design System
   Theme: Stark Dark Mode (Soho House & Equinox vibes)
   Colors: stark black (#000000), white (#ffffff), warm brass (#BD822A)
*/

@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@300;400;500;600;700&family=Newsreader:ital,opsz,wght@0,6..72,300;0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400&display=swap');

:root {
  --bg-primary: #000000;
  --bg-secondary: #111111;
  --bg-input: #161616;
  
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-muted: #666666;
  
  /* Brand accents */
  --color-ochre: #BD822A;     /* Warm Brass Ochre */
  --color-verified: #124a29;  /* Deep Forest Green */
  
  --border-light: rgba(255, 255, 255, 0.15);
  --border-medium: rgba(255, 255, 255, 0.3);
  --border-sharp: #ffffff;
  
  --font-serif: 'Newsreader', Georgia, serif;
  --font-sans: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  
  --site-padding: 4vw;
}

/* Base resets & layout */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Premium Typography - Stark Edgy Editorial */
h1, h2, h3, h4, .serif-text {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

p, .sans-text {
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

/* Header */
header.site-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2.5rem var(--site-padding);
  background: transparent;
  z-index: 100;
}

.logo-container {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.site-header .logo-container {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
}

.logo-top {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.logo-subtext {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--text-primary);
  margin-top: -0.1rem;
}

.logo-wordmark {
  font-family: var(--font-sans);
  font-size: 1.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--text-primary);
}

.logo-dot {
  width: 7px;
  height: 7px;
  background-color: #0892D0; /* Same blue as button hover */
  border-radius: 50%;
  display: inline-block;
}

.header-status-badge {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-ochre);
  font-weight: 600;
  border: 1px solid var(--color-ochre);
  padding: 0.4rem 0.8rem;
}

/* Main content */
.main-content {
  padding: 8rem var(--site-padding) 6rem var(--site-padding);
  max-width: 1600px;
  margin: 0 auto;
}

/* Grid Layout for Hero launch */
.hero-wrapper {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 5vw;
  align-items: start;
}

.hero-text-side {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.hero-tag {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-ochre);
  font-weight: 600;
}

.hero-title {
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.italic-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.7;
}

/* Embedded Signup Form */
.signup-card-container {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  padding: 2.5rem;
  margin-top: 1rem;
}

/* Segment Controller Toggle */
.segment-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border: 1px solid var(--border-light);
  margin-bottom: 1.25rem;
}

.segment-description {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.4;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
}

.segment-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.9rem 0.5rem;
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
}

.segment-btn:not(:last-child) {
  border-right: 1px solid var(--border-light);
}

.segment-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.03);
}

.segment-btn.active {
  color: #000000;
  background-color: var(--text-primary);
}

/* Form Styles */
.form-segment {
  display: none;
}

.form-segment.active {
  display: block;
  animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

.form-control {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 1rem 1.2rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-control:focus {
  border-color: var(--border-medium);
  background-color: rgba(255, 255, 255, 0.02);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M7 10l5 5 5-5H7z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.2rem center;
  background-size: 1.2rem;
  padding-right: 2.5rem;
}

/* Custom Styled Select Dropdown Overlay */
.select-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: 0 !important;
  border: none !important;
  opacity: 0 !important;
  background: transparent !important;
  overflow: hidden !important;
  clip: rect(1px, 1px, 1px, 1px) !important;
  pointer-events: none !important;
}

.custom-select-wrapper {
  position: relative;
  width: 100%;
}

.custom-select-trigger {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 1rem 1.2rem;
  outline: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-fast);
  user-select: none;
}

.custom-select-trigger:hover {
  border-color: var(--border-medium);
}

.custom-select-wrapper.open .custom-select-trigger {
  border-color: var(--border-medium);
  background-color: rgba(255, 255, 255, 0.02);
}

.custom-select-trigger .arrow {
  width: 1.2rem;
  height: 1.2rem;
  fill: currentColor;
  transition: transform 0.3s ease;
}

.custom-select-wrapper.open .custom-select-trigger .arrow {
  transform: rotate(180deg);
}

.custom-select-options {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: #161616; /* var(--bg-input) */
  border: 1px solid var(--border-medium);
  border-top: none;
  z-index: 100;
  display: none;
  max-height: 250px;
  overflow-y: auto;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.custom-select-wrapper.open .custom-select-options {
  display: block;
}

.custom-select-item {
  padding: 0.9rem 1.2rem;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.custom-select-item:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.custom-select-item.selected {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  font-weight: 500;
}

.custom-select-item.placeholder {
  color: var(--text-muted);
  cursor: default;
  background-color: transparent;
  pointer-events: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  margin-bottom: 1.2rem;
}

.form-checkbox {
  appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid var(--border-light);
  background-color: var(--bg-input);
  cursor: pointer;
  position: relative;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.form-checkbox:checked {
  background-color: var(--text-primary);
  border-color: var(--text-primary);
}

.form-checkbox:checked::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #000000;
  font-size: 0.75rem;
  font-weight: bold;
}

.checkbox-label {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
  cursor: pointer;
}

/* Interest Group Sections */
.interest-group-section {
  margin-bottom: 2rem;
}

.interest-group-header {
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
  padding-bottom: 0.4rem;
  margin-bottom: 0.8rem;
  user-select: none;
}

.interest-group-header .interest-group-title {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-ochre);
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.interest-group-header::after {
  content: "＋";
  font-size: 0.75rem;
  color: var(--color-ochre);
  transition: transform 0.2s ease;
}

.interest-group-header.expanded::after {
  content: "－";
}

.interest-group-content {
  transition: opacity 0.2s ease, transform 0.2s ease;
}

/* Multiple Choice Check-tags */
.check-tags-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 0.5rem;
}

.check-tag-item {
  position: relative;
}

.check-tag-item input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  cursor: pointer;
}

.check-tag-label {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border: 1px solid var(--border-light);
  background-color: var(--bg-input);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  user-select: none;
}

.check-tag-item input[type="checkbox"]:checked + .check-tag-label {
  background-color: var(--text-primary);
  color: #000000;
  border-color: var(--text-primary);
}

.check-tag-label:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

/* Hierarchical Special Interests */
.hierarchical-interests-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.hierarchical-tag-group {
  width: 100%;
}

.parent-category-check {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.parent-category-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.4rem;
  border: 1px solid var(--border-light);
  background-color: #030303;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  user-select: none;
}

.parent-category-check:checked + .parent-category-label {
  background-color: var(--color-ochre);
  color: #ffffff;
  border-color: var(--color-ochre);
}

.parent-category-label:hover {
  border-color: var(--border-medium);
  background-color: #0c0c0c;
}

.parent-category-check:checked + .parent-category-label:hover {
  background-color: var(--color-ochre);
  opacity: 0.95;
}

.parent-category-label::after {
  content: "＋";
  font-size: 0.75rem;
  transition: transform 0.2s ease;
}

.parent-category-check:checked + .parent-category-label::after {
  content: "－";
}

.subgroups-container {
  margin-top: 0.6rem;
  margin-bottom: 0.8rem;
  padding: 1.2rem;
  border: 1px dashed var(--border-light);
  background-color: #050505;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.sub-tags-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.sub-tags-grid .check-tag-label {
  padding: 0.45rem 0.9rem;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  background-color: #0a0a0a;
}

.sub-tags-grid .check-tag-item input[type="checkbox"]:checked + .check-tag-label {
  background-color: var(--text-primary);
  color: #000000;
  border-color: var(--text-primary);
}

/* Other Custom Write-in Input Styling */
.other-input-container {
  width: 100%;
  margin-top: 0.8rem;
  margin-bottom: 0.4rem;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.other-input-container .form-control {
  border: 1px dashed var(--border-medium);
  background-color: #0b0b0b;
  font-size: 0.75rem;
  padding: 0.5rem 0.8rem;
  color: var(--text-primary);
  width: 100%;
}

.other-input-container .form-control:focus {
  border-style: solid;
  border-color: var(--color-ochre);
  outline: none;
}

textarea.form-control {
  min-height: 100px;
  line-height: 1.5;
  resize: vertical;
}

/* Primary/Stark Buttons */
.btn-primary {
  display: inline-block;
  width: 100%;
  background-color: var(--text-primary);
  color: #000000;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 1.2rem 2rem;
  cursor: pointer;
  transition: var(--transition-fast);
  margin-top: 1rem;
}

.btn-primary:hover {
  background-color: #0892D0; /* Premium Cerulean Blue */
  color: #ffffff;
}

/* Success State styling */
.form-success-message {
  display: none;
  text-align: center;
  padding: 2rem 1rem;
  animation: fadeIn 0.5s ease;
}

.form-success-icon {
  font-size: 3rem;
  color: var(--color-ochre);
  margin-bottom: 1.5rem;
}

.form-success-title {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.form-success-text {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 400px;
  margin: 0 auto;
}

/* Right Column: Premium Hero Image Carousel (Slideshow) */
.hero-image-side {
  position: sticky;
  top: 7rem;
}

.hero-carousel {
  position: relative;
  width: 100%;
  aspect-ratio: 4/5;
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.carousel-inner {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
  z-index: 1;
}

.carousel-slide.active {
  opacity: 1;
  z-index: 2;
}

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

/* Dot overlay indicator */
.carousel-dots {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.8rem;
  z-index: 10;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
}

.carousel-dot.active {
  background-color: var(--text-primary);
  transform: scale(1.2);
}

/* Footer Section */
.site-footer {
  border-top: 1px solid var(--border-light);
  padding: 4rem var(--site-padding) 3rem var(--site-padding);
  background-color: #070707;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  margin-top: 4rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand {
  max-width: 380px;
}

.footer-tagline {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-muted);
}

.footer-links-group {
  display: flex;
  justify-content: flex-end;
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-bottom a:hover {
  color: var(--text-primary);
}

/* Community Socials Dynamic Row Layout */
.social-row {
  display: grid;
  grid-template-columns: 1.2fr 2fr auto;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
}

.btn-remove-social {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 1rem 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  box-sizing: border-box;
}

.btn-remove-social:hover {
  border-color: #ff4d4d;
  color: #ff4d4d;
  background-color: rgba(255, 77, 77, 0.05);
}

.btn-add-social {
  background: transparent;
  border: 1px dashed var(--border-light);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  padding: 0.8rem 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
  margin-top: 0.5rem;
  width: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-add-social:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.02);
}



/* Responsive Rules */
@media (max-width: 1024px) {
  .hero-wrapper {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  
  .hero-image-side {
    position: static;
    order: -1; /* Image carousel on top for mobile */
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
  }
}

@media (max-width: 768px) {
  header.site-header {
    padding: 1.5rem var(--site-padding);
  }
  
  .main-content {
    padding-top: 6rem;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .footer-links-group {
    display: flex;
    justify-content: flex-start;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .social-row {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
  
  .btn-remove-social {
    width: 100%;
    padding: 0.8rem;
  }
  
  .signup-card-container {
    padding: 1.5rem;
  }
}