@import url("resource-premium.css?v=1");

:root {
  --ink: #081528;
  --muted: #526278;
  --line: #dbe7f1;
  --blue: #0b4269;
  --accent: #08786d;
  --soft: #f4fafb;
  --green-soft: #e1f7f1;
  --gold-soft: #fff6df;
  --red-soft: #fff0eb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: #f7fafc;
  font-family: Inter, Arial, sans-serif;
}

a {
  color: inherit;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px clamp(18px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.brand-logo {
  width: min(190px, 52vw);
  height: auto;
  display: block;
}

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

.btn {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--blue);
  background: #fff;
  font-size: .88rem;
  font-weight: 800;
  text-decoration: none;
}

.btn.primary {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

main {
  padding-bottom: 56px;
}

.hero {
  padding: clamp(34px, 6vw, 70px) clamp(18px, 5vw, 64px) 28px;
  background: linear-gradient(135deg, #edf8fb, #fff 64%);
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(260px, .72fr);
  gap: clamp(20px, 4vw, 46px);
  align-items: end;
}

.eyebrow {
  margin: 0 0 10px;
  color: #0b63ff;
  font-size: .76rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(1.3rem, 2vw, 2rem);
  line-height: 1.08;
  letter-spacing: -.02em;
}

h2 {
  margin: 0;
  font-size: clamp(1.08rem, 1.75vw, 1.5rem);
  line-height: 1.13;
  letter-spacing: -.02em;
}

.lead {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: clamp(0.78rem, 1vw, 0.92rem);
  line-height: 1.52;
}

.summary {
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 22px 48px rgba(12, 30, 48, .08);
}

.summary strong {
  display: block;
  font-size: 1.28rem;
}

.summary span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-weight: 700;
  line-height: 1.5;
}

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px clamp(16px, 3vw, 40px);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: 18px;
  align-items: end;
  margin-bottom: 12px;
}

.section-head p,
.card p,
.note p,
li {
  color: var(--muted);
  line-height: 1.62;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

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

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card,
.note,
.template-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 14px 32px rgba(12, 30, 48, .05);
}

.card h3,
.note h3,
.template-card h3 {
  margin: 0 0 8px;
  font-size: 1.04rem;
  line-height: 1.25;
}

.metric strong {
  display: block;
  font-size: 1.28rem;
  color: var(--blue);
}

.metric span {
  display: block;
  color: var(--muted);
  font-weight: 750;
  line-height: 1.45;
}

.tag {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 5px 9px;
  border-radius: 999px;
  color: #075f55;
  background: var(--green-soft);
  font-size: .72rem;
  font-weight: 850;
}

.tag.gold {
  color: #6a4a00;
  background: var(--gold-soft);
}

.tag.red {
  color: #8a250d;
  background: var(--red-soft);
}

.note {
  background: var(--soft);
  border-color: #cfe4ee;
}

.note.important {
  background: #fff8df;
  border-color: #eadb9b;
}

ul,
ol {
  margin: 0;
  padding-left: 20px;
}

li + li {
  margin-top: 7px;
}

.table {
  display: grid;
  gap: 8px;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1.35fr 1.55fr;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--line);
}

.row.two {
  grid-template-columns: .8fr 1.8fr;
}

.row.four {
  grid-template-columns: 1fr 1.1fr 1.35fr 1.35fr;
}

.row.five {
  grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
}

.row > div {
  padding: 11px;
  background: #fff;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.45;
}

.row.header > div {
  color: var(--ink);
  background: #e8eef5;
  font-weight: 850;
}

.row strong {
  color: var(--ink);
}

.steps {
  counter-reset: step;
  display: grid;
  gap: 12px;
}

.step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: #fff;
  background: var(--blue);
  font-weight: 850;
}

.step h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.step p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.callout {
  padding: 20px;
  border: 1px solid #bfe8df;
  border-radius: 12px;
  background: #eefbf8;
}

.callout h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.callout p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.flashcards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.flashcard {
  min-height: 150px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.flashcard span {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: .76rem;
  font-weight: 850;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.flashcard h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.flashcard p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.checklist {
  display: grid;
  gap: 8px;
}

.check-item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--muted);
  line-height: 1.5;
}

.check-item::before {
  content: "";
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 2px solid #9eb2c5;
  border-radius: 4px;
  background: #fff;
}

@media (max-width: 1120px) {
  .grid.four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .grid,
  .grid.two,
  .grid.four,
  .flashcards {
    grid-template-columns: 1fr;
  }

  .row,
  .row.two,
  .row.four,
  .row.five {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 880px) {
  .topbar,
  .hero-inner,
  .section-head {
    grid-template-columns: 1fr;
    align-items: flex-start;
  }
}