:root {
  --bg: #f5f7fb;
  --bg-strong: #eef4ff;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-solid: #ffffff;
  --panel-tint: rgba(247, 251, 255, 0.96);
  --line: rgba(22, 32, 51, 0.08);
  --line-strong: rgba(15, 106, 191, 0.2);
  --text: #162033;
  --muted: #6b7280;
  --accent: #0f6abf;
  --accent-2: #0ea5a8;
  --accent-warm: #ff8c42;
  --accent-soft: rgba(15, 106, 191, 0.1);
  --shadow: 0 18px 40px rgba(16, 33, 58, 0.08);
  --shadow-soft: 0 12px 28px rgba(16, 33, 58, 0.08);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --content-width: 1140px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 0% 0%, rgba(14, 165, 168, 0.15), transparent 40%),
    radial-gradient(circle at 100% 10%, rgba(15, 106, 191, 0.14), transparent 42%),
    linear-gradient(180deg, #eef4ff 0%, #f7fbff 35%, #f7f7fb 100%);
  line-height: 1.55;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.page {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 24px auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  overflow: hidden;
  animation: fade-up 420ms ease-out both;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.78);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d0d7de;
}

.dot:nth-child(1) { background: var(--accent-warm); }
.dot:nth-child(2) { background: #facc15; }
.dot:nth-child(3) { background: var(--accent-2); }

.brand {
  margin-left: 8px;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #31527b;
  font-weight: 700;
}

.site-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 18px 28px;
  border-bottom: 1px solid var(--line);
}

.site-nav a {
  text-decoration: none;
}

.nav-home {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
}

.nav-title {
  font-weight: 700;
  font-size: 1rem;
}

.nav-subtitle {
  font-size: 0.85rem;
  color: var(--muted);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.nav-link {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--muted);
  transition: background 160ms ease, color 160ms ease;
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.active {
  background: rgba(15, 106, 191, 0.1);
  color: var(--accent);
  outline: none;
}

.content {
  display: grid;
  gap: 36px;
  padding: 28px;
}

.hero {
  display: grid;
  gap: 18px;
}

.hero-grid {
  display: grid;
  gap: 20px;
}

.eyebrow,
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(15, 106, 191, 0.16);
  background: rgba(15, 106, 191, 0.08);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
}

h1 {
  font-family: "Iowan Old Style", Baskerville, Georgia, serif;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
}

h2 {
  font-family: "Iowan Old Style", Baskerville, Georgia, serif;
  font-size: clamp(1.5rem, 2.8vw, 2.4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.1rem;
  line-height: 1.3;
}

p {
  margin: 0;
}

.lede,
.section-copy,
.card-copy,
.mini-copy,
.meta-copy {
  color: var(--muted);
}

.lede {
  max-width: 60ch;
  font-size: 1.08rem;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button,
.button-secondary,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button {
  color: white;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  box-shadow: 0 10px 24px rgba(15, 106, 191, 0.22);
}

.button:hover,
.button:focus-visible,
.button-secondary:hover,
.button-secondary:focus-visible,
.card-link:hover,
.card-link:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.button-secondary {
  color: var(--accent);
  background: #f3f6fb;
  border: 1px solid #d9e2ef;
}

.text-link {
  min-height: auto;
  padding: 0;
  color: var(--accent);
}

.hero-panel,
.section,
.callout,
.footer-grid {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #ffffff, #fbfdff);
}

.hero-panel {
  padding: 22px;
}

.hero-metrics {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.metric {
  padding: 16px;
  border-radius: var(--radius-md);
  background: #f6f9fd;
  border: 1px solid #dbe7f4;
}

.metric strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
}

.section {
  padding: 26px;
  display: grid;
  gap: 18px;
}

.section-head {
  display: grid;
  gap: 10px;
  max-width: 70ch;
}

.section-kicker {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-grid,
.step-grid,
.article-grid,
.footer-grid,
.detail-grid,
.trust-grid {
  display: grid;
  gap: 16px;
}

.card,
.step,
.article-card,
.detail-card,
.trust-card {
  display: grid;
  gap: 12px;
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff, #fbfdff);
}

.card.featured,
.callout.featured {
  border-color: var(--line-strong);
  background: linear-gradient(180deg, rgba(238, 244, 255, 0.98), rgba(255, 255, 255, 0.92));
  box-shadow: 0 16px 36px rgba(15, 106, 191, 0.08);
}

.card-head,
.tool-meta,
.support-inline,
.related-links,
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.icon-chip,
.label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  min-height: 34px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.label.alt {
  color: #8a4c1f;
  background: rgba(255, 140, 66, 0.16);
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.category-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: #f6f9fd;
  border: 1px solid #dbe7f4;
  color: #31527b;
  font-size: 0.82rem;
  font-weight: 700;
}

.grouped-tool-window {
  display: grid;
  gap: 18px;
  padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff, #fbfdff);
}

.tool-group-row {
  display: grid;
  gap: 14px;
  align-items: start;
  padding-top: 18px;
  border-top: 1px solid #e7eef7;
}

.tool-group-row:first-child {
  padding-top: 0;
  border-top: 0;
}

.tool-group-label {
  display: grid;
  gap: 6px;
}

.tool-group-kicker {
  color: #31527b;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tool-group-label p {
  color: var(--muted);
  font-size: 0.94rem;
}

.tool-group-grid {
  display: grid;
  gap: 16px;
  align-items: stretch;
}

.grouped-tool-window .icon-chip {
  display: none;
}

.grouped-tool-window .card {
  height: 100%;
  grid-template-rows: auto auto 1fr auto;
}

.grouped-tool-window .card-head {
  min-height: 34px;
}

.grouped-tool-window .label,
.grouped-tool-window .meta-tag {
  min-height: 34px;
  padding: 0 12px;
}

.meta-tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  background: #f3f6fb;
  color: #31527b;
  font-size: 0.84rem;
  font-weight: 600;
}

.card-actions,
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.step-number {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
}

.callout {
  padding: 24px;
  display: grid;
  gap: 14px;
}

.support-inline {
  justify-content: space-between;
}

.related-links a,
.footer-list a,
.inline-link {
  color: var(--accent);
  text-decoration: none;
}

.related-links a:hover,
.footer-list a:hover,
.inline-link:hover {
  text-decoration: underline;
}

.breadcrumb {
  color: var(--muted);
  font-size: 0.92rem;
}

.breadcrumb a {
  color: inherit;
  text-decoration: none;
}

.page-intro {
  display: grid;
  gap: 14px;
  max-width: 72ch;
}

.split {
  display: grid;
  gap: 18px;
}

.footer {
  padding: 0 28px 28px;
}

.footer-grid {
  padding: 24px;
}

.footer-list {
  display: grid;
  gap: 8px;
}

.footer-note {
  color: var(--muted);
  font-size: 0.92rem;
}

.muted-box {
  padding: 16px;
  border-radius: var(--radius-md);
  background: #f6f9fd;
  border: 1px solid #dbe7f4;
}

.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;
}

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

@media (min-width: 760px) {
  .content {
    padding: 34px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.95fr);
    align-items: start;
  }

  .card-grid.two,
  .step-grid,
  .trust-grid,
  .detail-grid,
  .footer-grid,
  .split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-grid.three,
  .article-grid.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .article-grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tool-group-row {
    grid-template-columns: minmax(150px, 190px) minmax(0, 1fr);
    gap: 18px;
  }

  .tool-group-label {
    position: sticky;
    top: 24px;
  }

  .tool-group-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .card.featured-wide {
    grid-column: span 2;
  }
}

@media (max-width: 759px) {
  .page {
    width: min(calc(100% - 20px), var(--content-width));
    margin: 10px auto;
  }

  .site-nav {
    padding: 18px 20px;
  }

  .content,
  .footer {
    padding-left: 20px;
    padding-right: 20px;
  }

  .footer {
    padding-bottom: 20px;
  }

  .section,
  .footer-grid,
  .hero-panel,
  .callout {
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page,
  .button,
  .button-secondary,
  .card-link,
  .nav-link {
    animation: none;
    transition: none;
  }
}