:root {
  --ink: #111827;
  --ink-muted: #6b7280;
  --surface: #f5f7fb;
  --surface-alt: #ffffff;
  --border: #e5e7eb;
  --border-strong: #d1d5db;
  --accent: #22c55e;
  --accent-dark: #16a34a;
  --accent-soft: rgba(34, 197, 94, 0.12);
  --tag-bg: rgba(34, 197, 94, 0.12);
  --tag-text: #166534;
  --page-bg: #f7f8fa;
  --nav-bg: #ffffff;
  --cta-bg: #ecfdf3;
  --cta-text: #0f172a;
  --cta-border: rgba(34, 197, 94, 0.25);
  --cta-outline: rgba(15, 23, 42, 0.2);
  --grain-url: url("/img/grain-light.svg");
  --font-sans: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 10px 24px rgba(15, 23, 42, 0.08);
}

[data-bs-theme="dark"] {
  --ink: #e5e7eb;
  --ink-muted: #94a3b8;
  --surface: #0f172a;
  --surface-alt: #111827;
  --border: #1f2937;
  --border-strong: #334155;
  --accent: #34d399;
  --accent-dark: #10b981;
  --accent-soft: rgba(16, 185, 129, 0.18);
  --tag-bg: rgba(16, 185, 129, 0.18);
  --tag-text: #a7f3d0;
  --page-bg: #0b1220;
  --nav-bg: #0f172a;
  --cta-bg: #0f172a;
  --cta-text: #e5e7eb;
  --cta-border: rgba(52, 211, 153, 0.25);
  --cta-outline: rgba(226, 232, 240, 0.3);
  --grain-url: url("/img/grain-dark.svg");
}

* {
  box-sizing: border-box;
}

html {
  font-size: 20px;
}

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background-color: var(--page-bg);
  background-image: var(--grain-url);
  background-repeat: repeat;
  background-size: 180px 180px;
  min-height: 100vh;
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: var(--font-sans);
  color: var(--ink);
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.main-content {
  padding-bottom: 4rem;
}

.container {
  max-width: 1240px;
}

.site-nav {
  backdrop-filter: none;
  background: var(--nav-bg);
  border-top: 4px solid var(--accent);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
  padding: 0.35rem 0;
}

.site-nav .nav-link,
.site-nav .navbar-brand,
.site-nav .btn {
  font-size: 0.9rem;
}

.site-nav .navbar-toggler {
  border-color: var(--border-strong);
}

.site-nav .navbar-toggler:focus {
  box-shadow: none;
}

.site-nav .nav-links {
  gap: 0.35rem;
}

.site-nav .nav-link {
  font-weight: 600;
  color: var(--ink);
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
}

.site-nav .nav-link:hover {
  color: var(--accent-dark);
  background: var(--accent-soft);
}

.site-nav .dropdown-menu {
  background: var(--surface-alt);
  border-color: var(--border);
  box-shadow: var(--shadow-md);
}

.site-nav .dropdown-item {
  color: var(--ink);
  font-weight: 600;
}

.site-nav .dropdown-item:hover,
.site-nav .dropdown-item:focus {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 8px 16px rgba(34, 197, 94, 0.25);
}

.brand-text {
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
}

.theme-text {
  font-size: 0.8rem;
}

.hero {
  padding: 4.5rem 0 3rem;
}

.hero-slim {
  padding: 3.5rem 0 2.25rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: var(--ink-muted);
  margin-bottom: 0.5rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-bottom: 1.25rem;
}

.subcallout {
  margin-top: 1.6rem;
}

.hero .lead {
  font-size: 1.05rem;
  color: var(--ink-muted);
  max-width: 40rem;
}

h1 {
  font-size: clamp(2.3rem, 2rem + 1.2vw, 3.2rem);
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.4rem, 1.2rem + 0.6vw, 2rem);
  line-height: 1.2;
}

h3 {
  font-size: 1.05rem;
  line-height: 1.3;
}

.section {
  padding: 3.25rem 0;
}

.section-muted {
  background: var(--surface);
}

.section-heading {
  margin-bottom: 2rem;
}

.hero-card {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.hero-card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-card-note {
  margin-top: 1.5rem;
  color: var(--ink-muted);
}

.search-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
}

.search-bar input {
  border: none;
  background: transparent;
  width: 100%;
  font-size: 0.95rem;
  color: var(--ink);
}

.search-bar input:focus {
  outline: none;
  box-shadow: none;
}

.search-icon {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
}

.search-meta {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.compare-picker {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.compare-picker-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.compare-picker-actions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.compare-picker-note {
  margin: 0;
  font-size: 0.85rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.85rem;
}

.vendor-card {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.vendor-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.vendor-card-list {
  padding-left: 1.1rem;
  color: var(--ink-muted);
}

.vendor-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  color: var(--ink-muted);
}

.vendor-card-meta .dot {
  opacity: 0.6;
}

.vendor-card-actions {
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.vendor-row-list {
  display: grid;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface-alt);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
}

.vendor-row {
  display: grid;
  gap: 0.6rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--border);
}

.vendor-row:hover {
  background: var(--surface);
}

.vendor-row:last-child {
  border-bottom: none;
}

.vendor-row-header {
  display: none;
  padding: 0.75rem 1.1rem;
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
  color: var(--ink-muted);
  background: var(--surface);
}

.vendor-row-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.vendor-row-title h3 {
  margin: 0;
  font-size: 1rem;
}

.vendor-row-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.85rem;
}

.vendor-row-pricing .price {
  font-size: 1rem;
  font-weight: 600;
}

.vendor-row-pricing .muted {
  font-size: 0.8rem;
}

.vendor-row-highlights ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--ink-muted);
  font-size: 0.85rem;
}

.vendor-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.list-row-list {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface-alt);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
}

.list-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--border);
}

.list-row:hover {
  background: var(--surface);
}

.list-row:last-child {
  border-bottom: none;
}

.list-row-title {
  font-weight: 600;
  font-size: 0.95rem;
}

.list-row-meta {
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.list-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.tag {
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  line-height: 1;
}

.price {
  font-size: 1.2rem;
  font-weight: 600;
}

.muted {
  color: var(--ink-muted);
}

.text-link {
  color: var(--accent-dark);
  font-weight: 600;
}

.vendor-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface-alt);
}

.vendor-media img {
  width: 100%;
  height: auto;
  display: block;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.detail-card {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 1.5rem;
}

.highlight-box {
  margin-top: 2rem;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  border: 1px solid var(--border);
}

.cap-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface-alt);
}

.cap-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
}

.cap-yes {
  background: rgba(38, 150, 90, 0.15);
  color: #1f7a4d;
}

.cap-partial {
  background: rgba(245, 158, 11, 0.18);
  color: #b45309;
}

.cap-no {
  background: rgba(239, 68, 68, 0.18);
  color: #b91c1c;
}

.cap-unknown {
  background: rgba(100, 116, 139, 0.2);
  color: #334155;
}

.matrix-table th,
.matrix-table td,
.compare-table th,
.compare-table td {
  vertical-align: middle;
  border-color: var(--border);
}

.matrix-table thead th,
.compare-table thead th {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  background: var(--surface);
}

.table {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-alt);
}

.table > :not(caption) > * > * {
  padding: 0.7rem 0.85rem;
}

.compare-table tbody tr:hover,
.matrix-table tbody tr:hover {
  background: var(--surface);
}

.matrix-vendor {
  font-weight: 600;
}

.tier-card {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 1.5rem;
  height: 100%;
}

.info-card {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 1.5rem;
}

.content-card {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.link-card {
  display: block;
  padding: 1.25rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  font-weight: 600;
  position: relative;
}

.compare-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.compare-card {
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface-alt);
  box-shadow: var(--shadow-md);
}

.compare-card.alt {
  background: var(--surface);
}

.compare-cta {
  margin-top: 1.5rem;
}

.cta-panel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  background: var(--cta-bg);
  color: var(--cta-text);
  border: 1px solid var(--cta-border);
}

.cta-panel h2,
.cta-panel p {
  color: var(--cta-text);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  border-radius: var(--radius-sm);
  font-weight: 600;
  letter-spacing: 0;
  padding: 0.5rem 1rem;
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 2px 6px rgba(34, 197, 94, 0.25);
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.btn-outline-primary {
  border-color: var(--accent);
  color: var(--accent-dark);
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.btn-outline-secondary {
  border-color: var(--border-strong);
  color: var(--ink);
  background: transparent;
}

.btn-outline-secondary:hover {
  background: var(--surface);
  border-color: var(--border-strong);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.cta-panel .btn-outline-light {
  border-color: var(--cta-outline);
  color: var(--cta-text);
}

.cta-panel .btn-outline-light:hover {
  background: var(--surface);
  color: var(--cta-text);
}

.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-alt);
  box-shadow: var(--shadow-sm);
  margin-bottom: 0.8rem;
}

.accordion-button {
  font-weight: 600;
  font-size: 0.95rem;
  background: var(--surface-alt);
}

.accordion-button:not(.collapsed) {
  background: var(--surface);
  color: var(--ink);
}

.section-heading p {
  max-width: 52rem;
}

.site-footer {
  background: var(--surface);
  color: var(--ink-muted);
  padding: 2.5rem 0 1.25rem;
  border-top: 1px solid var(--border);
}

.footer-links {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-bottom: 1.5rem;
}

.footer-links h3 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-muted);
  margin-bottom: 0.6rem;
}

.footer-links a {
  display: block;
  color: var(--ink-muted);
  margin-bottom: 0.35rem;
}

.footer-links a:hover {
  color: var(--accent-dark);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  font-size: 0.8rem;
}

.footer-disclosure {
  color: var(--ink-muted);
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero,
  .section-heading {
    animation: fade-up 0.6s ease both;
  }
}

@media (max-width: 991px) {
  .cta-panel {
    text-align: left;
  }

  .site-nav {
    backdrop-filter: none;
  }

  .nav-actions {
    margin-top: 0.75rem;
  }
}

@media (min-width: 992px) {
  .vendor-row-header {
    display: grid;
    grid-template-columns: minmax(220px, 1.2fr) minmax(160px, 0.8fr) minmax(260px, 1.6fr) auto;
    align-items: center;
  }

  .vendor-row {
    grid-template-columns: minmax(220px, 1.2fr) minmax(160px, 0.8fr) minmax(260px, 1.6fr) auto;
    align-items: center;
  }

  .vendor-row-actions {
    justify-self: end;
  }

  .list-row {
    flex-wrap: nowrap;
  }
}