/* edusalsa.com — bright, friendly, simple
   Palette: white #FFFFFF / ink #1F2937 / blue #3B82F6 / yellow #FCD34D
   Type: Inter throughout
   Vibe: lots of white space, generous type, rounded corners, friendly icons
*/

:root {
  --bg: #FFFFFF;
  --bg-soft: #F8FAFC;
  --bg-warm: #FFFBEB;
  --bg-blue: #EFF6FF;
  --ink: #1F2937;
  --ink-soft: #374151;
  --muted: #6B7280;
  --rule: #E5E7EB;
  --rule-strong: #D1D5DB;
  --card: #FFFFFF;
  --accent: #3B82F6;
  --accent-dark: #2563EB;
  --accent-soft: #DBEAFE;
  --sun: #FCD34D;
  --sun-soft: #FEF3C7;
  --good: #10B981;
  --bad: #EF4444;
  --max: 1080px;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.04), 0 1px 3px rgba(15,23,42,0.06);
  --shadow-md: 0 4px 12px rgba(15,23,42,0.06), 0 2px 4px rgba(15,23,42,0.04);
  --shadow-lg: 0 12px 32px rgba(15,23,42,0.08), 0 4px 8px rgba(15,23,42,0.04);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Source Sans Pro', sans-serif;
  font-size: 19px;
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--accent-dark); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
a:hover { color: var(--accent); }

h1, h2, h3, h4, h5 {
  font-family: 'Inter', sans-serif;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin: 1.6em 0 .55em;
  font-weight: 700;
}
h1 { font-size: 46px; line-height: 1.1; letter-spacing: -0.025em; font-weight: 800; margin-top: .25em; }
h2 { font-size: 30px; line-height: 1.2; font-weight: 700; }
h3 { font-size: 22px; line-height: 1.3; font-weight: 700; }
h4 { font-size: 17px; line-height: 1.35; font-weight: 700; }
p { margin: 0 0 1.1em; }
ul, ol { margin: 0 0 1.2em; padding-left: 22px; }
li { margin: 0 0 .55em; }
strong { font-weight: 700; color: var(--ink); }
hr { border: 0; border-top: 1px solid var(--rule); margin: 36px 0; }

@media (max-width: 760px) {
  body { font-size: 18px; }
  h1 { font-size: 34px; }
  h2 { font-size: 24px; }
  h3 { font-size: 20px; }
}

.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ===== Header ===== */
.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
  padding: 18px 0;
  position: sticky; top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(10px);
  background: rgba(255,255,255,0.92);
}
.nav-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand-mark {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; color: var(--ink);
}
.brand-mark:hover { color: var(--ink); }
.brand-icon { display: inline-flex; }
.brand-words {
  display: flex; flex-direction: column; line-height: 1.05;
}
.brand-line1 {
  font-size: 18px; font-weight: 800; letter-spacing: -0.01em;
}
.brand-line2 {
  font-size: 11px; font-weight: 700; letter-spacing: 0.18em; color: var(--muted);
}
.primary-nav {
  display: flex; gap: 6px;
}
.primary-nav a {
  font-size: 15px; font-weight: 500;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 10px;
  transition: background .15s;
}
.primary-nav a:hover { background: var(--bg-blue); color: var(--accent-dark); }
@media (max-width: 760px) {
  .nav-row { flex-direction: column; align-items: flex-start; gap: 14px; }
  .primary-nav { flex-wrap: wrap; gap: 2px; width: 100%; }
  .primary-nav a { padding: 8px 10px; font-size: 14px; }
  .brand-line1 { font-size: 16px; }
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  font-size: 14px;
  color: var(--muted);
  padding: 18px 0 6px;
}
.breadcrumb a { color: var(--muted); }

/* ===== Page main ===== */
.page-main {
  padding: 24px 0 64px;
}
.article-wrap {
  max-width: 760px; margin: 0 auto;
  padding: 0 24px;
}

/* ===== Article header ===== */
.article-header {
  padding: 8px 0 18px;
}
.kicker {
  display: inline-block;
  background: var(--sun-soft);
  color: #92400E;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.lede {
  font-size: 21px;
  line-height: 1.55;
  color: var(--ink-soft);
  font-weight: 400;
  margin: 14px 0 22px;
}
.byline-row {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; color: var(--muted);
  margin-top: 18px;
  flex-wrap: wrap;
}
.byline-row img {
  border-radius: 50%;
  width: 44px; height: 44px;
  display: inline-block;
}
.byline-row .sep { color: var(--rule-strong); }
.byline-row a { color: var(--accent-dark); }

/* ===== Hero card (homepage) ===== */
.hero-card {
  margin: 24px auto 32px;
  padding: 36px;
  background: linear-gradient(135deg, var(--bg-blue) 0%, #FFFFFF 70%);
  border: 1px solid var(--accent-soft);
  border-radius: var(--radius-lg);
}
.hero-card h1 { margin-top: 8px; }
.hero-text .lede { margin-bottom: 22px; }
.hero-cta-row {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-bottom: 14px;
}
.hero-note {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}
.hero-art img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  width: 100%;
  height: auto;
}
@media (max-width: 760px) {
  .hero-card {
    grid-template-columns: 1fr;
    padding: 24px;
  }
  .hero-art img { box-shadow: var(--shadow-sm); }
}

/* ===== Section blocks ===== */
.section {
  margin: 36px 0;
}
.section h2 { margin-top: 0; }

/* ===== Definitions list ===== */
.def-list {
  list-style: none;
  padding-left: 0;
  display: grid;
  gap: 10px;
}
.def-list li {
  background: var(--bg-soft);
  border-left: 4px solid var(--accent);
  padding: 12px 16px;
  border-radius: 0 10px 10px 0;
}

/* ===== Rank list (homepage) ===== */
.rank-list {
  list-style: none;
  padding-left: 0;
  display: grid;
  gap: 14px;
}
.rank-row {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: border-color .15s, box-shadow .15s;
}
.rank-row:hover { border-color: var(--accent-soft); box-shadow: var(--shadow-md); }
.rank-row.top-pick {
  border: 2px solid var(--sun);
  background: linear-gradient(135deg, #FFFBEB 0%, #FFFFFF 60%);
}
.rank-num {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 44px; height: 44px;
  flex-shrink: 0;
  background: var(--bg-blue);
  color: var(--accent-dark);
  border-radius: 50%;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.rank-row.top-pick .rank-num {
  background: var(--sun);
  color: #78350F;
}
.rank-body { flex: 1; }
.rank-body h3 { margin: 0 0 6px; font-size: 20px; }
.rank-body p { margin: 0 0 10px; font-size: 17px; color: var(--ink-soft); }
.rank-link {
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}
.rank-link:hover { text-decoration: underline; }
.badge {
  display: inline-block;
  background: var(--sun);
  color: #78350F;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 6px;
  text-transform: uppercase;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  font-family: inherit;
  font-weight: 600;
  font-size: 16px;
  padding: 14px 22px;
  border-radius: 10px;
  text-decoration: none;
  cursor: pointer;
  border: 0;
  transition: transform .12s, background .15s, box-shadow .15s;
  line-height: 1.2;
}
.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
  box-shadow: 0 1px 0 rgba(0,0,0,0.04), 0 4px 12px rgba(59,130,246,0.25);
}
.btn-primary:hover {
  background: var(--accent-dark);
  color: #FFFFFF;
  transform: translateY(-1px);
}
.btn-ghost {
  background: #FFFFFF;
  color: var(--ink);
  border: 1.5px solid var(--rule);
}
.btn-ghost:hover {
  background: var(--bg-soft);
  color: var(--ink);
}
.btn-sm { padding: 10px 16px; font-size: 14px; }

/* ===== CTA cards ===== */
.cta-card {
  margin: 32px 0;
  padding: 28px;
  background: var(--bg-blue);
  border: 1px solid var(--accent-soft);
  border-radius: var(--radius-lg);
  text-align: center;
}
.cta-card h3 {
  margin: 0 0 10px;
  font-size: 22px;
  color: var(--ink);
}
.cta-card p {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 17px;
}
.cta-card .subtext {
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted);
}

/* ===== TLDR / sticky CTA ===== */
.tldr {
  margin: 24px 0;
  padding: 24px;
  background: var(--bg-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}
.tldr h3 { margin: 0 0 12px; font-size: 17px; color: var(--ink); }
.tldr ul { margin: 0; padding-left: 20px; }
.tldr li { font-size: 16px; }
.tldr .overall {
  margin-top: 16px;
  padding: 10px 14px;
  background: var(--sun-soft);
  color: #78350F;
  border-radius: 10px;
  font-weight: 700;
  font-size: 15px;
  display: inline-block;
}

.tldr-cta {
  margin: 20px 0 28px;
  padding: 22px;
  background: var(--bg-warm);
  border: 1px solid var(--sun);
  border-radius: var(--radius);
  text-align: center;
}
.tldr-cta .subtext {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.tldr-crosslink {
  margin: 22px 0;
  padding: 16px 20px;
  background: var(--bg-warm);
  border-left: 4px solid var(--sun);
  border-radius: 0 10px 10px 0;
}
.tldr-crosslink p { margin: 0; font-size: 16px; color: var(--ink-soft); }

/* ===== Tool screenshot ===== */
.tool-screenshot, .page-figure {
  margin: 24px 0;
  text-align: center;
}
.tool-screenshot img, .page-figure img {
  border-radius: var(--radius);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-md);
  max-width: 100%; height: auto;
  max-width: 760px;
}
.tool-screenshot figcaption, .page-figure figcaption {
  margin-top: 8px;
  font-size: 14px;
  color: var(--muted);
}

/* ===== Pricing list / table ===== */
.pricing-list {
  list-style: none;
  padding-left: 0;
  display: grid;
  gap: 8px;
  margin: 18px 0;
}
.pricing-list li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px;
  background: var(--bg-soft);
  border-radius: 10px;
  font-size: 16px;
}
.pricing-list .plan { font-weight: 600; }
.pricing-list .price { color: var(--accent-dark); font-weight: 700; }

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 16px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.pricing-table th, .pricing-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--rule);
}
.pricing-table thead th {
  background: var(--bg-blue);
  color: var(--ink);
  font-weight: 700;
  font-size: 14px;
}
.pricing-table tbody tr:hover { background: var(--bg-soft); }
.pricing-table tbody tr:last-child td { border-bottom: 0; }

/* ===== Pros & cons lists ===== */
.checks, .xs {
  list-style: none;
  padding-left: 0;
  display: grid;
  gap: 6px;
}
.checks li, .xs li {
  padding: 8px 14px 8px 36px;
  background: var(--bg-soft);
  border-radius: 8px;
  position: relative;
  font-size: 16px;
}
.checks li::before {
  content: '\2713';
  position: absolute; left: 12px; top: 8px;
  color: var(--good);
  font-weight: 800;
  font-size: 16px;
}
.xs li::before {
  content: '\2715';
  position: absolute; left: 12px; top: 8px;
  color: var(--bad);
  font-weight: 700;
  font-size: 14px;
}

/* ===== Details / FAQ accordion ===== */
details {
  margin: 8px 0;
  padding: 14px 18px;
  background: var(--bg-soft);
  border: 1px solid var(--rule);
  border-radius: 10px;
}
details summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}
details summary::-webkit-details-marker { display: none; }
details summary::before {
  content: '+';
  display: inline-block;
  width: 20px;
  font-weight: 700;
  color: var(--accent);
}
details[open] summary::before { content: '\2212'; }
details[open] { background: var(--bg); }
details > p { margin: 10px 0 0; color: var(--ink-soft); }

/* ===== References footer ===== */
.references {
  font-size: 14px;
  color: var(--muted);
  border-top: 1px solid var(--rule);
  padding-top: 14px;
  margin-top: 32px;
}

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

/* ===== Footer ===== */
.site-footer {
  background: var(--ink);
  color: #D1D5DB;
  padding: 48px 0 28px;
  margin-top: 48px;
}
.site-footer h4 {
  color: #FFFFFF;
  font-size: 14px;
  letter-spacing: 0.05em;
  margin: 0 0 14px;
  text-transform: uppercase;
}
.site-footer ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}
.site-footer li { margin-bottom: 8px; }
.site-footer a {
  color: #D1D5DB;
  text-decoration: none;
  font-size: 15px;
}
.site-footer a:hover { color: var(--sun); }

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
.foot-brand p { font-size: 14px; color: #9CA3AF; margin: 12px 0 0; max-width: 360px; }
.foot-mark { display: flex; align-items: center; gap: 10px; }
.foot-mark strong { color: #FFFFFF; font-size: 16px; }

.disclosure {
  border-top: 1px solid #374151;
  padding-top: 22px;
  font-size: 13px;
  color: #9CA3AF;
}
.disclosure p { margin: 0; line-height: 1.6; }
.disclosure a { color: var(--sun); }

@media (max-width: 760px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* === Reviews dropdown === */
.primary-nav .nav-dropdown { position: relative; }
.primary-nav .nav-dropdown > .dropdown-trigger {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  /* font-family, font-size, font-weight, text-transform, letter-spacing,
     color all inherit from the sibling nav <a> rule so the trigger matches
     the rest of the nav. */
}
.primary-nav .nav-dropdown > .dropdown-trigger::after {
  content: "\25BE";
  font-size: 0.72em;
  margin-left: 3px;
  opacity: 0.6;
  color: currentColor;
  transition: opacity .15s ease, color .15s ease;
}
.primary-nav .nav-dropdown:hover > .dropdown-trigger,
.primary-nav .nav-dropdown:focus-within > .dropdown-trigger,
.primary-nav .nav-dropdown > .dropdown-trigger:hover {
  background: var(--bg-blue);
  color: var(--accent-dark);
}
.primary-nav .nav-dropdown:hover > .dropdown-trigger::after,
.primary-nav .nav-dropdown:focus-within > .dropdown-trigger::after { color: var(--accent-dark); }

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 12px;
  box-shadow: 0 14px 32px rgba(31, 41, 55, .1);
  min-width: 260px;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity .15s ease, transform .15s ease, visibility .15s;
  z-index: 60;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
}
.nav-dropdown-menu a:hover {
  background: var(--bg-blue);
  color: var(--accent-dark);
}
.nav-dropdown-menu .pick-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-dark);
  background: var(--sun-soft);
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 12px;
}
@media (max-width: 760px) {
  .primary-nav { flex-wrap: wrap; }
  .nav-dropdown-menu { min-width: 220px; }
}

/* Summary figure used at the bottom of the homepage */
.summary-figure {
  margin: 36px auto 0;
  max-width: 480px;
  text-align: center;
}
.summary-figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--accent-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.summary-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted);
}

/* Sign-off block: small author avatar next to a closing h2 */
.signoff {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 8px;
}
.signoff img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid var(--accent-soft);
  flex-shrink: 0;
}
.signoff h2 {
  margin: 0;
}