* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
:root {
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --blue: #2563eb;
  --cyan: #06b6d4;
  --purple: #7c3aed;
  --pink: #ec4899;
  --green: #059669;
  --bg: #f8fafc;
  --white: #fff;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
}
a {
  text-decoration: none;
  color: inherit;
}
.hero {
  min-height: 610px;
  background: radial-gradient(circle at 15% 15%, #dbeafe 0, transparent 32%),
    radial-gradient(circle at 90% 20%, #cffafe 0, transparent 30%),
    linear-gradient(135deg, #fff, #eff6ff);
  position: relative;
  overflow: hidden;
}
.hero:after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border: 70px solid rgba(37, 99, 235, 0.07);
  border-radius: 50%;
  right: -120px;
  bottom: -170px;
}
.navbar {
  max-width: 1180px;
  margin: auto;
  padding: 28px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 2;
}
.logo,
.footer-logo {
  font-size: 25px;
  font-weight: 900;
  letter-spacing: -1px;
}
.logo span,
.footer-logo span {
  color: var(--blue);
}
.navbar a {
  font-weight: 700;
  color: #334155;
}
.navbar a:hover {
  color: var(--blue);
}
.hero-content {
  max-width: 920px;
  margin: 75px auto 0;
  padding: 0 24px;
  text-align: center;
  position: relative;
  z-index: 2;
}
.eyebrow,
.label {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--blue);
}
h1 {
  font-size: clamp(44px, 7vw, 78px);
  line-height: 1.02;
  letter-spacing: -4px;
  margin: 18px 0;
}
.hero-content > p {
  font-size: 20px;
  color: var(--muted);
  max-width: 720px;
  margin: auto;
}
.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 34px;
  flex-wrap: wrap;
}
.btn {
  padding: 13px 22px;
  border-radius: 12px;
  font-weight: 800;
  border: 1px solid var(--line);
}
.btn.primary {
  background: var(--ink);
  color: white;
  border-color: var(--ink);
}
.btn.secondary {
  background: white;
}
.section {
  max-width: 1180px;
  margin: auto;
  padding: 95px 24px;
}
.section-heading h2 {
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: -2px;
  line-height: 1.1;
  margin: 10px 0 14px;
}
.section-heading p {
  color: var(--muted);
}
.centered {
  text-align: center;
}
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 330px;
  gap: 60px;
  align-items: center;
  margin-top: 30px;
}
.lead {
  font-size: 22px;
  color: #334155;
}
.intro-grid p + p {
  margin-top: 16px;
}
.mini-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.07);
}
.mini-icon {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: #dbeafe;
  color: var(--blue);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 22px;
  margin-bottom: 18px;
}
.mini-card h3 {
  margin-bottom: 12px;
}
.mini-card p {
  margin: 7px 0;
  color: var(--muted);
}
.cards-section {
  padding-top: 35px;
}
.cards-section > .section-heading {
  margin-bottom: 55px;
}
.match-card {
  display: grid;
  grid-template-columns: 42% 58%;
  margin: 45px 0;
  background: white;
  border: 1px solid var(--line);
  border-radius: 30px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.07);
}
.visual {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f8fafc;
  padding: 25px;
}
.visual img {
  width: 100%;
  height: auto;
  border-radius: 20px;
}
.card-content {
  padding: 48px;
}
.pill {
  display: inline-block;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1.6px;
  padding: 7px 11px;
  border-radius: 99px;
  background: #eef2ff;
  color: #4338ca;
}
.match-card.broad .pill {
  background: #eff6ff;
  color: #1d4ed8;
}
.match-card.phrase .pill {
  background: #faf5ff;
  color: #7c3aed;
}
.match-card.exact .pill {
  background: #ecfdf5;
  color: #047857;
}
.card-content h3 {
  font-size: 32px;
  letter-spacing: -1px;
  margin: 13px 0;
}
.definition {
  color: #475569;
}
.syntax {
  margin: 22px 0;
  padding: 15px 17px;
  border: 1px dashed #cbd5e1;
  border-radius: 13px;
  background: #f8fafc;
  display: flex;
  gap: 15px;
  align-items: center;
  flex-wrap: wrap;
}
.syntax span {
  font-size: 12px;
  text-transform: uppercase;
  font-weight: 900;
  color: #64748b;
}
code {
  font-family: "SFMono-Regular", Consolas, monospace;
  background: #0f172a;
  color: #fff;
  padding: 5px 9px;
  border-radius: 7px;
  font-size: 0.9em;
}
.card-content h4 {
  margin: 25px 0 8px;
}
.card-content ul {
  padding-left: 20px;
  color: #475569;
}
.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-top: 25px;
}
.pros-cons > div {
  background: #f8fafc;
  border: 1px solid var(--line);
  padding: 18px;
  border-radius: 16px;
}
.pros-cons p {
  color: #64748b;
  font-size: 14px;
  margin-top: 5px;
}
.best {
  margin-top: 18px;
  padding: 15px 17px;
  border-radius: 13px;
  background: #f1f5f9;
  color: #334155;
}
.table-wrap {
  margin-top: 35px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: auto;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}
th,
td {
  padding: 17px 20px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}
th {
  background: #0f172a;
  color: white;
}
tr:last-child td {
  border-bottom: 0;
}
td:first-child {
  font-weight: 800;
}
td code {
  font-size: 13px;
}
.example {
  background: linear-gradient(180deg, #f8fafc, #fff);
}
.example-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 35px;
}
.example-box {
  background: white;
  border: 1px solid var(--line);
  padding: 25px;
  border-radius: 20px;
}
.example-box span {
  display: block;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1px;
  color: var(--blue);
  margin-bottom: 14px;
}
.example-box code {
  display: inline-block;
  margin-bottom: 15px;
}
.example-box p {
  color: var(--muted);
}
.negative-card {
  display: flex;
  gap: 22px;
  align-items: flex-start;
  background: #fff;
  border: 1px solid #fecaca;
  border-radius: 25px;
  padding: 35px;
  box-shadow: 0 15px 40px rgba(127, 29, 29, 0.06);
}
.warning-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #fee2e2;
  color: #b91c1c;
  font-size: 25px;
  font-weight: 900;
}
.negative-card h2 {
  font-size: 34px;
  margin: 6px 0;
}
.negative-card p {
  color: #64748b;
}
.takeaway {
  padding-top: 35px;
  padding-bottom: 100px;
}
.takeaway-inner {
  border-radius: 32px;
  background: #0f172a;
  color: white;
  padding: 55px;
  text-align: center;
}
.takeaway-inner .label {
  color: #93c5fd;
}
.takeaway-inner h2 {
  font-size: 42px;
  margin: 10px 0 35px;
}
.formula {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}
.formula div {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
}
.formula b {
  display: block;
  font-size: 22px;
}
.formula span {
  color: #cbd5e1;
}