:root {
  --bg: #eef1f6;
  --paper: #ffffff;
  --ink: #0c1222;
  --muted: #4b5568;
  --line: #d5dbe6;
  --line-strong: #b4bdcc;
  --blue: #1a56f0;
  --blue-dark: #0f3cc9;
  --blue-ink: #0a2a8a;
  --wash: #e8efff;
  --green: #0b6b45;
  --green-wash: #e5f6ee;
  --amber: #8a4b12;
  --amber-wash: #f8edd9;
  --red: #9b1c1c;
  --shadow: 0 12px 28px rgba(12, 18, 34, 0.08);
  --radius: 14px;
  --max: 72rem;
  --prose: 44rem;
  --header: 4.25rem;
  --sans: "Source Sans 3", "Segoe UI", sans-serif;
  --serif: "Source Serif 4", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  min-height: 100%;
  border-top: 3px solid var(--blue);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-dark); text-underline-offset: 0.16em; }
a:hover { color: var(--blue); }
:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 0.8rem;
  z-index: 200;
}
.skip:focus { top: 0.75rem; }

.wrap {
  width: min(calc(100% - 1.5rem), var(--max));
  margin-inline: auto;
}
.prose-wrap { width: min(calc(100% - 1.5rem), var(--prose)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: var(--header);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}
.brand-mark {
  flex: none;
  display: grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: -0.04em;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; min-width: 0; }
.brand-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: -0.02em;
}
.brand-tag {
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-toggle {
  margin-left: auto;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  color: var(--ink);
  border-radius: 8px;
  padding: 0.45rem 0.7rem;
  font: inherit;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
}
.nav {
  display: none;
}
.nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.nav a {
  display: block;
  text-decoration: none;
  color: var(--ink);
  font-weight: 650;
  padding: 0.7rem 0.9rem;
  border-radius: 8px;
}
.nav a:hover, .nav a.is-active { background: var(--wash); color: var(--blue-ink); }
.header-cta { display: none; }

.disc-bar {
  margin: 0;
  padding: 0.45rem 0.75rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--muted);
  background: #e8edf5;
  border-bottom: 1px solid var(--line);
}

.nav-panel {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
}
.nav-panel.is-open { pointer-events: auto; }
.nav-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 21, 26, 0.45);
  opacity: 0;
  transition: opacity 0.2s ease;
}
.nav-panel.is-open .nav-backdrop { opacity: 1; }
.nav-drawer {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(20.5rem, 88vw);
  background: var(--paper);
  border-left: 1px solid var(--line);
  padding: 1rem 1rem 2rem;
  transform: translateX(100%);
  transition: transform 0.22s ease;
  overflow: auto;
}
.nav-panel.is-open .nav-drawer { transform: none; }
.nav-drawer .nav { display: block; }
.nav-close {
  width: 100%;
  margin-bottom: 0.75rem;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  border-radius: 8px;
  padding: 0.55rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--blue);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  border: 0;
  border-radius: 10px;
  padding: 0.85rem 1.15rem;
  box-shadow: 0 8px 0 var(--blue-dark);
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.2;
}
.btn:hover { background: var(--blue-dark); color: #fff; }
.btn:active { transform: translateY(2px); box-shadow: 0 6px 0 #0a2f9e; }
.btn-ghost {
  background: transparent;
  color: var(--blue-ink);
  box-shadow: none;
  border: 1.5px solid var(--blue);
}
.btn-ghost:hover { background: var(--wash); color: var(--blue-ink); }
.btn-sm { padding: 0.55rem 0.85rem; font-size: 0.92rem; box-shadow: 0 5px 0 var(--blue-dark); }
.btn-block { width: 100%; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.7rem; align-items: center; }

.sale-badge {
  display: inline-block;
  margin: 0 0 0.55rem;
  padding: 0.28rem 0.6rem;
  background: #e11d48;
  color: #fff;
  font-weight: 800;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 6px;
}
.coupon {
  background:
    radial-gradient(circle at 0 50%, transparent 8px, var(--wash) 9px) left / 18px 18px repeat-y,
    radial-gradient(circle at 100% 50%, transparent 8px, var(--wash) 9px) right / 18px 18px repeat-y,
    var(--wash);
  border: 2px dashed var(--blue);
  border-radius: 16px;
  padding: 1.15rem 1.15rem 1.25rem;
  box-shadow: var(--shadow);
}
.coupon .btn, .deal .btn { margin-top: 0.15rem; }
.deal {
  background: var(--wash);
  border: 2px solid var(--blue);
  border-radius: 16px;
  padding: 1.15rem 1.15rem 1.25rem;
  box-shadow: var(--shadow);
}
.deal-lead {
  margin: 0 0 0.85rem;
  font-weight: 700;
  color: var(--blue-ink);
}
.coupon-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-ink);
}
.coupon-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
  margin: 0.35rem 0 0.85rem;
}
.coupon-code {
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(1.15rem, 4vw, 1.55rem);
  letter-spacing: 0.04em;
  background: var(--paper);
  border: 1px solid #c5d4ff;
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  color: var(--blue-ink);
  flex: 1 1 12rem;
}
.copy-btn {
  font-family: inherit;
  font-weight: 800;
  border: 0;
  border-radius: 10px;
  background: var(--ink);
  color: #fff;
  padding: 0.7rem 0.95rem;
  cursor: pointer;
}
.copy-btn.is-copied { background: var(--green); }
.coupon-note { margin: 0.75rem 0 0; color: var(--muted); font-size: 0.92rem; }
.coupon.compact { padding: 0.9rem; }

.hero { padding: 1.75rem 0 1.25rem; }
.kicker {
  margin: 0 0 0.4rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-ink);
}
h1, h2, h3, h4 {
  font-family: var(--serif);
  letter-spacing: -0.03em;
  line-height: 1.15;
  font-weight: 700;
}
h1 { font-size: clamp(2rem, 6vw, 3.35rem); margin: 0 0 0.7rem; }
h2 { font-size: clamp(1.45rem, 3.4vw, 1.9rem); margin: 2rem 0 0.7rem; }
h3 { font-size: 1.22rem; margin: 1.4rem 0 0.5rem; }
.lede { font-size: 1.2rem; color: #2b303a; margin: 0 0 1.2rem; max-width: 44rem; }
.meta { color: var(--muted); font-size: 0.92rem; margin: 0 0 1rem; }

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin: 1.25rem 0 2rem;
}
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.05rem 1.1rem 1.15rem;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 1px 0 rgba(20, 21, 26, 0.04);
}
a.card:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.card h2, .card h3 { margin: 0 0 0.35rem; font-size: 1.2rem; }
.card p { margin: 0; color: var(--muted); }
.card .more { display: inline-block; margin-top: 0.55rem; font-weight: 800; color: var(--blue-dark); }

.prose p { margin: 0 0 1rem; }
.prose ul, .prose ol { margin: 0 0 1.1rem; padding-left: 1.2rem; }
.prose li { margin: 0.28rem 0; }
.prose strong { font-weight: 750; }

.callout {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--blue);
  border-radius: 10px;
  padding: 0.9rem 1rem;
  margin: 1.2rem 0;
}
.callout-warn {
  background: var(--amber-wash);
  border-left-color: var(--amber);
}
.callout-ok {
  background: var(--green-wash);
  border-left-color: var(--green);
}
.callout p:last-child { margin-bottom: 0; }

.steps { counter-reset: step; margin: 1rem 0 1.4rem; padding: 0; list-style: none; }
.steps li {
  position: relative;
  padding: 0.85rem 0.9rem 0.85rem 3.4rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin: 0.6rem 0;
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0.75rem;
  top: 0.85rem;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-weight: 700;
}

.table-wrap { margin: 1.1rem 0 1.4rem; }
.compare {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.compare th, .compare td {
  text-align: left;
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.compare th {
  background: var(--ink);
  color: #fff;
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.compare tr:last-child td { border-bottom: 0; }
.compare .pick { background: #eef4ff; font-weight: 700; }

.cta-band {
  background: var(--ink);
  color: #fff;
  border-radius: 18px;
  padding: 1.35rem 1.2rem 1.5rem;
  margin: 2rem 0;
}
.cta-band h2 { margin: 0 0 0.4rem; color: #fff; }
.cta-band > p { margin: 0 0 1rem; color: #d7dbe6; }
.cta-band .btn { box-shadow: 0 8px 0 #071a63; }
.cta-band .coupon,
.cta-band .deal { margin-top: 0.9rem; }
.cta-band .deal,
.cta-band .deal p,
.cta-band .deal-lead,
.cta-band .coupon-note {
  color: var(--ink);
}
.cta-band .deal-lead { color: var(--blue-ink); }
.cta-band .coupon-note { color: var(--muted); }

.faq { margin: 1.2rem 0 2rem; }
.faq details {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem 0.95rem;
  margin: 0.5rem 0;
}
.faq summary { cursor: pointer; font-weight: 750; }
.faq details p { margin: 0.55rem 0 0.2rem; color: #2b303a; }

.site-footer {
  margin-top: 2.5rem;
  background: var(--ink);
  color: #d7dbe6;
  padding: 2rem 0 2.4rem;
}
.footer-inner { display: grid; gap: 1rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 0.7rem 1.1rem; }
.footer-nav a { color: #fff; text-decoration: none; font-weight: 700; }
.footer-nav a:hover { color: #bcd0ff; }
.footer-copy { margin: 0; font-size: 0.9rem; color: #9aa2b2; }
.footer-disc { margin: 0; max-width: 46rem; }

.form label { display: block; font-weight: 700; margin: 0.9rem 0 0.3rem; }
.form input, .form textarea {
  width: 100%;
  font: inherit;
  padding: 0.7rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: var(--paper);
}
.form textarea { min-height: 8rem; resize: vertical; }
.form .btn { margin-top: 1rem; }

.crumbs {
  width: min(calc(100% - 1.5rem), var(--prose));
  margin: 1rem auto 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--muted);
}
.crumbs a { color: inherit; }

.hero {
  padding: 1.75rem 0 1.25rem;
}
.hero .prose-wrap,
.hero .wrap {
  width: min(calc(100% - 1.5rem), var(--prose)) !important;
  max-width: var(--prose);
  margin-inline: auto;
}
.hero .split {
  display: block !important;
  grid-template-columns: none !important;
}
.hero .split > div:first-child { margin-bottom: 1rem; }
.lede { max-width: none; }

@media (min-width: 640px) {
  .card-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding-top: 2.4rem; }
}

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .nav-panel { display: none; }
  .header-inner { gap: 1.1rem; }
  .nav { display: block; flex: 1; }
  .nav ul { flex-direction: row; flex-wrap: wrap; justify-content: flex-end; gap: 0.1rem; }
  .nav a { padding: 0.4rem 0.55rem; font-size: 0.92rem; }
  .header-cta { display: inline-flex; margin-left: 0.2rem; }
  .card-grid.thirds { grid-template-columns: 1fr 1fr 1fr; }
  .split {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 1.5rem;
    align-items: start;
  }
}

@media (max-width: 720px) {
  .compare thead { display: none; }
  .compare, .compare tbody, .compare tr, .compare td { display: block; width: 100%; }
  .compare { border: 0; background: transparent; }
  .compare tr {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.7rem 0.85rem;
    margin: 0 0 0.75rem;
  }
  .compare td {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.38rem 0;
    border: 0;
    border-bottom: 1px solid #eee8dc;
  }
  .compare td:last-child { border-bottom: 0; }
  .compare td::before {
    content: attr(data-label);
    font-weight: 800;
    color: var(--muted);
    padding-right: 0.75rem;
  }
  .compare .pick { border-color: var(--blue); }
}

body.nav-lock { overflow: hidden; }