:root {
  --ink: #10213d;
  --ink-soft: #42536d;
  --muted: #65748a;
  --line: #d9e5f3;
  --surface: #ffffff;
  --surface-soft: #f5f9fe;
  --surface-blue: #eaf4ff;
  --blue-950: #07356c;
  --blue-800: #0b4f9c;
  --blue-700: #1267bf;
  --blue-600: #1878d1;
  --blue-100: #d9edff;
  --teal: #087d72;
  --gold: #a85b00;
  --gold-soft: #fff4df;
  --shadow-sm: 0 8px 20px rgba(16, 52, 96, 0.07);
  --shadow-md: 0 18px 46px rgba(13, 63, 123, 0.11);
  --radius-lg: 1.3rem;
  --radius-md: 0.8rem;
  --content: 74rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--blue-800);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--blue-950);
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid #7fc0ff;
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.65rem;
  left: 0.65rem;
  padding: 0.65rem 0.9rem;
  color: #fff;
  background: var(--blue-950);
  border-radius: 0.5rem;
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(calc(100% - 2.5rem), var(--content));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(217, 229, 243, 0.9);
  backdrop-filter: blur(14px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  min-height: 4.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--blue-950);
  font-size: 0.93rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  width: 1.85rem;
  height: 1.85rem;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--blue-800), #44a5ff);
  border-radius: 0.55rem;
  box-shadow: 0 5px 13px rgba(18, 103, 191, 0.28);
}

.brand-mark svg {
  width: 1.1rem;
  height: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.05rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  color: var(--ink-soft);
  font-size: 0.86rem;
  font-weight: 750;
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--blue-800);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(3.8rem, 8vw, 6.5rem) 0 clamp(3.2rem, 6vw, 5rem);
  background:
    radial-gradient(circle at 88% 16%, rgba(103, 183, 255, 0.28), transparent 25rem),
    radial-gradient(circle at 15% 80%, rgba(181, 223, 255, 0.32), transparent 23rem),
    linear-gradient(180deg, #f6fbff 0%, #fff 100%);
}

.hero::after {
  position: absolute;
  right: -5rem;
  bottom: -12rem;
  width: 28rem;
  height: 28rem;
  content: "";
  border: 1px solid rgba(24, 120, 209, 0.13);
  border-radius: 50%;
  box-shadow: 0 0 0 2.7rem rgba(24, 120, 209, 0.035), 0 0 0 5.4rem rgba(24, 120, 209, 0.025);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(17rem, 0.72fr);
  align-items: end;
  gap: clamp(2rem, 6vw, 5rem);
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
  margin: 0 0 0.95rem;
  color: var(--blue-800);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 0.62rem;
  height: 0.62rem;
  content: "";
  background: var(--blue-600);
  border-radius: 50%;
  box-shadow: 0 0 0 0.28rem rgba(24, 120, 209, 0.12);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.12;
}

h1 {
  max-width: 16ch;
  margin-bottom: 1.25rem;
  font-size: clamp(2.35rem, 5vw, 4.35rem);
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(1.75rem, 3.4vw, 2.5rem);
}

h3 {
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.lede {
  max-width: 46rem;
  margin-bottom: 1.35rem;
  color: var(--ink-soft);
  font-size: clamp(1.04rem, 1.8vw, 1.17rem);
}

.reviewed {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.hero-panel {
  padding: 1.35rem;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(186, 211, 239, 0.94);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.hero-panel-label {
  margin: 0 0 0.95rem;
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.quick-picks {
  display: grid;
  gap: 0.86rem;
  margin: 0;
}

.quick-pick {
  display: grid;
  grid-template-columns: 1.9rem 1fr;
  gap: 0.7rem;
  align-items: start;
}

.quick-pick-number {
  display: grid;
  width: 1.9rem;
  height: 1.9rem;
  place-items: center;
  color: var(--blue-800);
  background: var(--blue-100);
  border-radius: 0.55rem;
  font-size: 0.75rem;
  font-weight: 850;
}

.quick-pick strong,
.quick-pick span {
  display: block;
}

.quick-pick strong {
  color: var(--ink);
  font-size: 0.88rem;
  line-height: 1.3;
}

.quick-pick span {
  margin-top: 0.08rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
}

.section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
}

.section + .section {
  border-top: 1px solid var(--line);
}

.section-intro {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1.6rem;
}

.section-intro h2 {
  margin-bottom: 0;
}

.section-intro > p {
  max-width: 33rem;
  margin-bottom: 0.1rem;
  color: var(--ink-soft);
  font-size: 0.93rem;
}

.prose {
  max-width: 49rem;
}

.prose p {
  margin-bottom: 1.1rem;
  color: var(--ink-soft);
}

.prose p:last-child {
  margin-bottom: 0;
}

.prose strong,
.table-note strong,
.decision-card strong {
  color: var(--ink);
}

.comparison-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  scrollbar-color: #a5cbea #f1f7fd;
  scrollbar-width: thin;
}

.comparison-table {
  width: 100%;
  min-width: 59rem;
  border-collapse: collapse;
  background: #fff;
  text-align: left;
}

.comparison-table caption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.comparison-table th,
.comparison-table td {
  padding: 1.05rem 1.15rem;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.comparison-table thead th {
  color: var(--blue-950);
  background: #edf6ff;
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.045em;
  line-height: 1.25;
  text-transform: uppercase;
}

.comparison-table tbody tr:last-child th,
.comparison-table tbody tr:last-child td {
  border-bottom: 0;
}

.comparison-table tbody tr:hover {
  background: #fbfdff;
}

.comparison-table tbody th {
  width: 10.7rem;
  color: var(--ink);
  font-size: 0.96rem;
}

.cell-strong {
  display: block;
  margin-bottom: 0.28rem;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.4;
}

.cell-note {
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.52;
}

.cell-note a {
  font-size: 0.78rem;
}

.table-note,
.callout {
  margin: 1.15rem 0 0;
  padding: 0.9rem 1rem;
  color: #38516f;
  background: #f4f9fe;
  border-left: 3px solid var(--blue-600);
  border-radius: 0 0.55rem 0.55rem 0;
  font-size: 0.86rem;
}

.callout.warning {
  background: var(--gold-soft);
  border-left-color: var(--gold);
}

.source-list {
  display: grid;
  gap: 0.6rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.source-list li {
  padding: 0.75rem 0.9rem;
  color: var(--ink-soft);
  background: var(--surface-soft);
  border: 1px solid #dfebf8;
  border-radius: var(--radius-md);
  font-size: 0.86rem;
}

.source-list span {
  color: var(--muted);
  font-size: 0.78rem;
}

.decision-grid,
.alternative-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.decision-card,
.alternative-card {
  padding: 1.2rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.decision-card h3,
.alternative-card h3 {
  margin-bottom: 0.55rem;
}

.decision-card p,
.alternative-card p {
  margin-bottom: 0.75rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.decision-card p:last-child,
.alternative-card p:last-child {
  margin-bottom: 0;
}

.decision-card .tag,
.alternative-card .tag {
  display: inline-flex;
  margin-bottom: 0.8rem;
  padding: 0.22rem 0.52rem;
  color: var(--blue-800);
  background: var(--blue-100);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.screenshot-placeholder {
  margin: 1.7rem 0 0;
  padding: 1.25rem;
  color: #4b5f77;
  background: repeating-linear-gradient(-45deg, #f7fbff, #f7fbff 0.7rem, #edf5fd 0.7rem, #edf5fd 1.4rem);
  border: 1px dashed #9fc5e8;
  border-radius: var(--radius-lg);
  font-size: 0.87rem;
}

.screenshot-placeholder strong {
  color: var(--blue-950);
}

.faq {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: #f7fbff;
  border-top: 1px solid var(--line);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(15rem, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(2rem, 8vw, 8rem);
}

.faq-layout > div > p {
  color: var(--ink-soft);
}

.faq-list {
  border-top: 1px solid var(--line);
}

details {
  border-bottom: 1px solid var(--line);
}

summary {
  position: relative;
  padding: 1.08rem 2rem 1.08rem 0;
  color: var(--ink);
  cursor: pointer;
  font-weight: 800;
  line-height: 1.4;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  position: absolute;
  top: 1.06rem;
  right: 0.1rem;
  width: 0.68rem;
  height: 0.68rem;
  content: "";
  border-right: 2px solid var(--blue-700);
  border-bottom: 2px solid var(--blue-700);
  transform: rotate(45deg);
  transition: transform 0.16s ease, top 0.16s ease;
}

details[open] summary::after {
  top: 1.35rem;
  transform: rotate(225deg);
}

details p {
  max-width: 46rem;
  margin: -0.05rem 0 1.1rem;
  color: var(--ink-soft);
  font-size: 0.93rem;
}

.site-footer {
  padding: 2.25rem 0;
  color: #65748a;
  background: #eef5fc;
  border-top: 1px solid #dce9f6;
  font-size: 0.8rem;
}

.footer-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-row p {
  max-width: 51rem;
  margin: 0;
}

.source-links {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.55rem 0.8rem;
  max-width: 25rem;
}

.source-links a {
  color: #4d6580;
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 2rem), var(--content));
  }

  .nav-shell {
    min-height: 3.8rem;
  }

  .nav-links {
    gap: 0.75rem;
  }

  .nav-links li:nth-child(n + 3) {
    display: none;
  }

  .nav-links a {
    font-size: 0.78rem;
  }

  .hero {
    padding-top: 3.8rem;
  }

  .hero-grid,
  .faq-layout,
  .decision-grid,
  .alternative-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 2rem;
  }

  h1 {
    max-width: 14ch;
  }

  .section-intro {
    display: block;
  }

  .section-intro h2 {
    margin-bottom: 0.7rem;
  }

  .footer-row {
    display: block;
  }

  .source-links {
    justify-content: flex-start;
    margin-top: 1rem;
  }
}