/* ============================================
   Know your Charge - Light Editorial Theme
   Aesthetic: Warm editorial, magazine-grade clarity
   Fonts: Fraunces (display serif) + Plus Jakarta Sans (body)
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;0,9..144,800;0,9..144,900;1,9..144,400&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #faf8f5;
  --surface: #ffffff;
  --surface-warm: #f5f0ea;
  --surface-tint: #fdf6ee;
  --ink: #1a1615;
  --ink-mid: #4a4340;
  --ink-dim: #7a7270;
  --ink-faint: #b0a8a4;
  --border: rgba(26, 22, 21, 0.09);
  --border-hover: rgba(26, 22, 21, 0.18);
  --accent: #c44d2b;
  --accent-hover: #a83d20;
  --accent-light: rgba(196, 77, 43, 0.08);
  --accent-lighter: rgba(196, 77, 43, 0.04);
  --teal: #1a7a6d;
  --teal-light: rgba(26, 122, 109, 0.08);
  --shadow-sm: 0 1px 3px rgba(26, 22, 21, 0.06), 0 1px 2px rgba(26, 22, 21, 0.04);
  --shadow-md: 0 4px 16px rgba(26, 22, 21, 0.07), 0 2px 6px rgba(26, 22, 21, 0.04);
  --shadow-lg: 0 12px 40px rgba(26, 22, 21, 0.1), 0 4px 12px rgba(26, 22, 21, 0.05);
  --radius: 14px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Subtle warm radial wash */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 20% 0%, rgba(196, 77, 43, 0.04), transparent 50%),
    radial-gradient(ellipse 60% 50% at 85% 100%, rgba(26, 122, 109, 0.03), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

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

a:hover {
  color: var(--accent-hover);
}

img {
  max-width: 100%;
}

/* Layout */
.wrap {
  width: min(1120px, calc(100% - 2.5rem));
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.88);
  backdrop-filter: blur(16px) saturate(1.6);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-optical-sizing: auto;
}

.brand::before {
  content: none;
}

.site-nav {
  display: flex;
  gap: 0.15rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.site-nav a:hover {
  color: var(--ink);
  background: var(--accent-light);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  padding: 5.5rem 0 4.5rem;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(196, 77, 43, 0.05) 0%, transparent 65%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.85fr);
  align-items: start;
}

.hero-copy {
  animation: fadeUp 0.6s ease-out both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--accent);
  margin: 0 0 1rem;
  font-weight: 500;
}

.eyebrow::before {
  content: none;
}

h1, h2, h3 {
  line-height: 1.15;
  margin: 0 0 0.8rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
  font-optical-sizing: auto;
}

h1 {
  font-size: clamp(2.4rem, 4.5vw, 4rem);
  max-width: 15ch;
  letter-spacing: -0.03em;
  font-weight: 800;
  line-height: 1.1;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
}

.lead {
  color: var(--ink-mid);
  font-size: 1.08rem;
  max-width: 52ch;
  line-height: 1.75;
}

/* Search Panel */
.search-panel {
  display: flex;
  gap: 0;
  margin: 2rem 0 1rem;
  position: relative;
  max-width: 580px;
}

.search-wrapper {
  flex: 1;
  position: relative;
}

.search-panel input {
  width: 100%;
  padding: 0.95rem 1.15rem;
  background: var(--surface);
  border: 1.5px solid var(--border-hover);
  border-right: none;
  border-radius: var(--radius) 0 0 var(--radius);
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--ink);
  transition: all var(--transition);
  outline: none;
}

.search-panel input::placeholder {
  color: var(--ink-faint);
  font-size: 0.82rem;
}

.search-panel input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.search-panel button {
  background: var(--accent);
  color: #fff;
  padding: 0.95rem 1.4rem;
  border: 1.5px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.search-panel button:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 4px 14px rgba(196, 77, 43, 0.2);
}

.button-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  background: var(--accent);
  color: #fff;
  padding: 0.7rem 1.15rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all var(--transition);
}

.button-link:hover {
  background: var(--accent-hover);
  color: #fff;
  box-shadow: 0 4px 14px rgba(196, 77, 43, 0.2);
}

.microcopy {
  color: var(--ink-faint);
  font-size: 0.8rem;
}

/* Hero Card (Popular Searches) */
.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  animation: fadeUp 0.6s ease-out 0.15s both;
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--teal));
  border-radius: var(--radius) var(--radius) 0 0;
}

.hero-card h2 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  font-weight: 600;
  margin-bottom: 1rem;
}

/* Lists */
.mini-list,
.pill-list,
.meta-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mini-list li {
  margin: 0;
}

.mini-list li a {
  display: block;
  padding: 0.6rem 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  border: 1px solid transparent;
  font-weight: 500;
}

.mini-list li a:hover {
  background: var(--accent-light);
  border-color: rgba(196, 77, 43, 0.12);
  color: var(--accent);
  padding-left: 1rem;
}

.pill-list li + li,
.meta-list li + li {
  margin-top: 0.75rem;
}

.pill-list li a {
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}

.pill-list li a:hover {
  padding-left: 0.35rem;
  border-color: var(--accent);
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding: 5rem 0;
  position: relative;
}

.section.muted {
  background: var(--surface-warm);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  margin-bottom: 2.5rem;
}

.section-head p:not(.eyebrow) {
  color: var(--ink-dim);
}

/* Two Column Layout */
.two-col,
.content-grid {
  display: grid;
  gap: 3rem;
  align-items: start;
}

.two-col {
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 1fr);
}

.two-col > div:first-child > p:not(.eyebrow) {
  color: var(--ink-mid);
  max-width: 48ch;
}

/* Card Grid (How it works) */
.card-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.info-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--teal));
  opacity: 0;
  transition: opacity var(--transition);
}

.info-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.info-card:hover::before {
  opacity: 1;
}

.info-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.6rem;
}

.info-card p {
  color: var(--ink-mid);
  font-size: 0.9rem;
  line-height: 1.65;
  margin: 0;
}

/* Line Cards (Charge previews) */
.line-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

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

.line-card h3 {
  margin-bottom: 0.5rem;
}

.line-card h3 a {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 1rem;
  color: var(--accent);
}

.line-card h3 a:hover {
  color: var(--accent-hover);
}

.line-card p {
  color: var(--ink-mid);
  font-size: 0.88rem;
  margin: 0;
  line-height: 1.65;
}

.stack {
  display: grid;
  gap: 1.25rem;
}

.text-link {
  color: var(--accent);
  font-weight: 600;
  text-underline-offset: 0.25em;
  text-decoration: underline;
  text-decoration-color: rgba(196, 77, 43, 0.25);
  transition: all var(--transition);
  display: inline-block;
  margin-top: 0.75rem;
}

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

/* ============================================
   CHARGE / MERCHANT / GUIDE PAGES
   ============================================ */
.page-hero {
  padding: 3.5rem 0 2rem;
}

.breadcrumb {
  margin-bottom: 1.25rem;
  font-size: 0.82rem;
  color: var(--ink-faint);
}

.breadcrumb a {
  color: var(--ink-faint);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--accent);
}

.badge-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin: 1.25rem 0 1.75rem;
}

.badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  color: var(--ink-mid);
  background: var(--surface-warm);
  font-weight: 500;
}

.content-grid {
  grid-template-columns: minmax(0, 2fr) minmax(280px, 0.95fr);
  padding-bottom: 4rem;
}

/* Prose Sections */
.prose {
  display: grid;
  gap: 1.5rem;
}

.prose section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.prose section h2 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.prose p,
.prose li {
  color: var(--ink-mid);
  line-height: 1.75;
  font-size: 0.94rem;
}

.prose ul {
  padding-left: 1.25rem;
  margin: 0.8rem 0 0;
}

.prose li + li {
  margin-top: 0.4rem;
}

.prose li::marker {
  color: var(--accent);
}

/* Detail Cards (Sidebar) */
.detail-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.detail-card h3 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  font-weight: 600;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.meta-list strong {
  display: block;
  font-size: 0.72rem;
  font-family: var(--font-body);
  color: var(--ink-faint);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.15rem;
}

.meta-list li {
  font-size: 0.92rem;
  color: var(--ink);
}

/* Ad Container */
.ad-container {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  background: var(--surface);
}

.ad-label {
  display: block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.ad-slot {
  background: var(--surface-warm);
  border: 1px dashed var(--border-hover);
  border-radius: var(--radius-sm);
  min-height: 180px;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--ink-faint);
  font-size: 0.8rem;
}

/* Internal Links Section */
.internal-links-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.internal-links-section h2 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.internal-links-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.internal-link-card {
  display: block;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-warm);
  text-decoration: none;
  transition: all var(--transition);
}

.internal-link-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.internal-link-card h3 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.internal-link-card:hover h3 {
  color: var(--accent-hover);
}

.internal-link-card p {
  color: var(--ink-mid);
  font-size: 0.85rem;
  line-height: 1.55;
  margin: 0;
}

/* Popular Charges Page */
.popular-list {
  display: grid;
  gap: 1rem;
}

.popular-item {
  display: grid;
  gap: 0.5rem;
  padding: 1.75rem;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.popular-item:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.popular-item a {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 500;
}

.popular-item p {
  color: var(--ink-mid);
  font-size: 0.88rem;
  margin: 0;
}

/* Footer copy shared styles */
.footer-copy {
  color: var(--ink-dim);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--surface-warm);
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

.footer-grid {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  padding: 3rem 0;
}

.brand-footer {
  display: inline-block;
  margin-bottom: 0.75rem;
}

.footer-links {
  display: flex;
  gap: 0.15rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--ink-dim);
  font-size: 0.88rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.footer-links a:hover {
  color: var(--ink);
  background: rgba(26, 22, 21, 0.05);
}

/* ============================================
   UTILITIES
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Stagger animation for cards */
.card-grid .info-card:nth-child(1) { animation: fadeUp 0.5s ease-out 0.1s both; }
.card-grid .info-card:nth-child(2) { animation: fadeUp 0.5s ease-out 0.2s both; }
.card-grid .info-card:nth-child(3) { animation: fadeUp 0.5s ease-out 0.3s both; }

.stack .line-card:nth-child(1) { animation: fadeUp 0.5s ease-out 0.05s both; }
.stack .line-card:nth-child(2) { animation: fadeUp 0.5s ease-out 0.15s both; }
.stack .line-card:nth-child(3) { animation: fadeUp 0.5s ease-out 0.25s both; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .hero-grid,
  .two-col,
  .content-grid,
  .card-grid,
  .footer-grid,
  .internal-links-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .footer-grid {
    flex-direction: column;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .hero {
    padding: 4rem 0 3rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  h1 {
    max-width: none;
  }

  .search-panel {
    max-width: none;
    flex-direction: column;
  }

  .search-panel input {
    border-right: 1.5px solid var(--border-hover);
    border-radius: var(--radius);
  }

  .search-panel button {
    border-radius: var(--radius);
  }

  .search-results {
    border: 1.5px solid var(--border-hover);
    border-radius: var(--radius);
    margin-top: 0.25rem;
  }

  .hero-card {
    order: -1;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 3rem 0 2.5rem;
  }

  .badge-row {
    gap: 0.4rem;
  }

  .badge {
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
  }
}

/* ============================================
   SEARCH DROPDOWN
   ============================================ */
.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--surface);
  border: 1.5px solid var(--border-hover);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 200;
  max-height: 360px;
  overflow-y: auto;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 1.15rem;
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
  gap: 0.75rem;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover,
.search-result-item.search-result-active {
  background: var(--accent-light);
}

.search-result-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-result-type {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  flex-shrink: 0;
}

/* ============================================
   DIRECTORY
   ============================================ */
.directory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 1rem;
}

.directory-letter-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 1.5rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.directory-letter-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.directory-letter {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
}

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

.directory-count {
  font-size: 0.75rem;
  color: var(--ink-faint);
  font-weight: 500;
}