/* ===========================================
   DESIGN TOKENS
   =========================================== */
:root {
  --color-bg: #0a0a0a;
  --color-surface: #141414;
  --color-surface-elevated: #1a1a1a;
  --color-text: #f5f5f4;
  --color-text-muted: #a1a1a1;
  --color-text-subtle: #8a8a8a;
  --color-accent: #0a02f7;
  --color-accent-glow: rgba(10, 2, 247, 0.15);
  --color-border: #2a2a2a;
  --color-border-hover: #3a3a3a;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --spacing-2xl: 6rem;

  --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 800ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===========================================
   RESET & BASE
   =========================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: 1000;
}

/* ===========================================
   HEADER
   =========================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(to bottom, rgba(10, 10, 10, 0.9) 0%, transparent 100%);
  transition: background-color var(--transition-smooth);
}

.header.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.header-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.02em;
  transition: color var(--transition-fast);
}

.header-logo:hover {
  color: var(--color-accent);
}

.header-logo span {
  color: var(--color-accent);
}

/* ===========================================
   DESKTOP NAVIGATION
   =========================================== */
.nav-desktop {
  display: none;
  align-items: center;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  padding: var(--spacing-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-link.active {
  color: var(--color-accent);
}

/* ===========================================
   MOBILE MENU BUTTON
   =========================================== */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid var(--color-border);
  cursor: pointer;
  padding: 0;
  gap: 5px;
  transition: border-color var(--transition-fast);
}

.menu-toggle:hover {
  border-color: var(--color-accent);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--color-text);
  transition: all var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -5px);
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }
}

/* ===========================================
   MOBILE NAVIGATION OVERLAY
   =========================================== */
.nav-mobile {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.98);
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
}

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

.nav-mobile .nav-link {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-text);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth), color var(--transition-fast);
}

.nav-mobile.active .nav-link {
  opacity: 1;
  transform: translateY(0);
}

.nav-mobile.active .nav-link:nth-child(1) { transition-delay: 0.1s; }
.nav-mobile.active .nav-link:nth-child(2) { transition-delay: 0.2s; }
.nav-mobile.active .nav-link:nth-child(3) { transition-delay: 0.3s; }
.nav-mobile.active .nav-link:nth-child(4) { transition-delay: 0.4s; }
.nav-mobile.active .nav-mobile-search { transition-delay: 0.5s; }

.nav-mobile .nav-link:hover {
  color: var(--color-accent);
}

.nav-mobile .nav-link.active {
  color: var(--color-accent);
}

/* Mobile search button */
.nav-mobile-search {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-text-muted);
  background: none;
  border: 1px solid var(--color-border);
  padding: var(--spacing-sm) var(--spacing-lg);
  cursor: pointer;
  margin-top: var(--spacing-md);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth), color var(--transition-fast), border-color var(--transition-fast);
}

.nav-mobile.active .nav-mobile-search {
  opacity: 1;
  transform: translateY(0);
}

.nav-mobile-search:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

@media (min-width: 768px) {
  .nav-mobile {
    display: none;
  }
}

/* ===========================================
   HERO SECTION
   =========================================== */
.hero {
  position: relative;
  width: 100%;
  height: 550px;
  overflow: hidden;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
  filter: grayscale(30%) contrast(1.1);
  transform: scale(1.02);
  transform-origin: center center;
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  from { transform: scale(1.02); }
  to { transform: scale(1.08); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(10, 10, 10, 0.3) 0%, rgba(10, 10, 10, 0.1) 40%, rgba(10, 10, 10, 0.95) 100%),
    linear-gradient(135deg, rgba(10, 2, 247, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: absolute;
  bottom: var(--spacing-xl);
  left: var(--spacing-lg);
  right: var(--spacing-lg);
  max-width: 900px;
  animation: fadeSlideUp 1s var(--transition-smooth) forwards;
  opacity: 0;
  animation-delay: 0.3s;
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
  /* PILL/HIGHLIGHT EFFECT */
  display: inline-block;
  background: rgba(0, 0, 0, 0.6);
  padding: 0.2em 0.5em;
  border-left: 3px solid var(--color-accent);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.hero-title em {
  font-style: italic;
  color: var(--color-accent);
  /* PILL/HIGHLIGHT EFFECT */
  background: rgba(0, 0, 0, 0.6);
  padding: 0.05em 0.25em;
  border-radius: 4px;
}

/* Hero placeholder */
.hero-placeholder {
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(10, 2, 247, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
    linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 100%);
}

/* ===========================================
   MAIN CONTENT
   =========================================== */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-lg);
  position: relative;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
  animation: fadeSlideUp 0.8s var(--transition-smooth) forwards;
  opacity: 0;
  animation-delay: 0.5s;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.01em;
}

.section-count {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--color-text-subtle);
  letter-spacing: 0.05em;
}

/* ===========================================
   CARDS GRID
   =========================================== */
.cards-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .cards-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: var(--spacing-lg);
  }

  .cards-grid .card:nth-child(1) { grid-column: 1 / span 7; }
  .cards-grid .card:nth-child(2) { grid-column: 8 / span 5; }
  .cards-grid .card:nth-child(3) { grid-column: 1 / span 4; }
  .cards-grid .card:nth-child(4) { grid-column: 5 / span 4; }
  .cards-grid .card:nth-child(5) { grid-column: 9 / span 4; }
  .cards-grid .card:nth-child(6) { grid-column: 1 / -1; }
}

@media (min-width: 1200px) {
  .cards-grid .card:nth-child(6) { grid-column: 4 / span 6; }
}

/* ===========================================
   CARD
   =========================================== */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.8s cubic-bezier(0.4, 0, 0.2, 1),
    border-color var(--transition-fast),
    background-color var(--transition-fast);
}

.card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-smooth);
}

.card:hover {
  border-color: var(--color-border-hover);
  background: var(--color-surface-elevated);
  transform: translateY(-4px);
}

.card:hover::before {
  transform: scaleX(1);
}

.card-number {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-text-subtle);
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.1em;
}

.card-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  line-height: 1.2;
  letter-spacing: -0.01em;
  transition: color var(--transition-fast);
}

.card:hover .card-title {
  color: var(--color-accent);
}

.card-content {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
  line-height: 1.7;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  padding: var(--spacing-xs) 0;
}

.card-link:hover {
  color: var(--color-accent);
}

.card-link-arrow {
  transition: transform var(--transition-fast);
  stroke: currentColor;
}

.card-link:hover .card-link-arrow {
  transform: translateX(6px);
}

/* Featured card (last one) */
.card:nth-child(6) {
  background: var(--color-accent-glow);
  border-color: rgba(10, 2, 247, 0.2);
}

.card:nth-child(6):hover {
  background: rgba(10, 2, 247, 0.12);
  border-color: rgba(10, 2, 247, 0.3);
}

/* ===========================================
   PAGE NAVIGATION
   =========================================== */
.page-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  gap: var(--spacing-sm);
  animation: fadeSlideUp 0.8s var(--transition-smooth) forwards;
  opacity: 0;
  animation-delay: 1.2s;
}

.page-nav-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: transparent;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}

.page-nav-link:hover {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-bg);
}

.page-nav-link.disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}

.page-nav-link--prev:hover .page-nav-arrow {
  transform: translateX(-4px);
}

.page-nav-link--next:hover .page-nav-arrow {
  transform: translateX(4px);
}

.page-nav-arrow {
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.page-nav-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-nav-label {
  font-size: 0.6875rem;
  color: var(--color-text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.page-nav-link:hover .page-nav-label {
  color: rgba(10, 10, 10, 0.6);
}

.page-nav-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  white-space: nowrap;
}

/* Invisible spacer to keep center group centered on first/last pages */
.page-nav-spacer {
  visibility: hidden;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 1px solid transparent;
  flex-shrink: 0;
}

@media (max-width: 767px) {
  .page-nav-spacer {
    padding: var(--spacing-sm) var(--spacing-md);
  }
}

/* Page Nav Center */
.page-nav-center {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.page-nav-home {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.page-nav-home:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Page Indicator */
.page-indicator {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  flex-shrink: 0;
}

.page-indicator-current {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-accent);
}

.page-indicator-total {
  font-size: 0.875rem;
  color: var(--color-text-subtle);
  white-space: nowrap;
}

/* ===========================================
   SEARCH
   =========================================== */
.search-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-right: var(--spacing-sm);
}

.search-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

@media (min-width: 768px) {
  .search-toggle {
    margin-right: 0;
    margin-left: var(--spacing-lg);
  }
}

/* Search Modal */
.search-modal {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.98);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-xl) var(--spacing-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
}

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

.search-modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.search-modal-close:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.search-container {
  width: 100%;
  max-width: 600px;
  margin-top: var(--spacing-2xl);
}

.search-input-wrapper {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.search-input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  padding-left: 3.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.125rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.search-input:focus {
  border-color: var(--color-accent);
}

.search-input::placeholder {
  color: var(--color-text-subtle);
}

.search-input-icon {
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-subtle);
  pointer-events: none;
}

.search-hint {
  font-size: 0.75rem;
  color: var(--color-text-subtle);
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.search-hint kbd {
  display: inline-block;
  padding: 2px 6px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  font-family: var(--font-body);
  font-size: 0.6875rem;
}

.search-results-count {
  font-size: 0.75rem;
  color: var(--color-text-subtle);
  margin-bottom: var(--spacing-sm);
  min-height: 1.125rem;
}

/* Search Results */
.search-results {
  max-height: 60vh;
  overflow-y: auto;
}

.search-results::-webkit-scrollbar {
  width: 6px;
}

.search-results::-webkit-scrollbar-track {
  background: var(--color-surface);
}

.search-results::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

.search-result {
  display: block;
  padding: var(--spacing-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  margin-bottom: var(--spacing-sm);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.search-result:hover,
.search-result.active {
  border-color: var(--color-accent);
  background: var(--color-surface-elevated);
}

.search-result-page {
  font-size: 0.6875rem;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.search-result-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-text);
  margin-bottom: 4px;
}

.search-result-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.search-result-excerpt mark {
  background: var(--color-accent-glow);
  color: var(--color-accent);
}

.search-no-results {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-text-muted);
}

.search-no-results-icon {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-subtle);
}

/* ===========================================
   SKIP LINK
   =========================================== */
.skip-link {
  position: absolute;
  top: -60px;
  left: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-accent);
  color: var(--color-bg);
  text-decoration: none;
  font-weight: 500;
  z-index: 1002;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--spacing-md);
}

/* ===========================================
   RESPONSIVE
   =========================================== */
@media (max-width: 767px) {
  .page-nav-info .page-nav-title {
    display: none;
  }
  .page-nav-info .page-nav-label {
    font-size: 0.75rem;
  }
  .page-nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  .hero {
    height: 55vh;
    min-height: 350px;
  }
  .hero-image {
    object-position: 70% 25%;
  }
  .hero-content {
    left: var(--spacing-md);
    right: var(--spacing-md);
    bottom: var(--spacing-lg);
  }
  main {
    padding: var(--spacing-xl) var(--spacing-md);
  }
}

@media (max-width: 374px) {
  .hero-image {
    object-position: 75% 25%;
  }
}

/* ===========================================
   PRINT STYLES
   =========================================== */
@media print {
  body::before { display: none; }
  .card {
    break-inside: avoid;
    border: 1px solid #ccc;
    background: white;
    color: black;
  }
  .hero { height: auto; min-height: 200px; }
}