.guide-hub {
  padding-top: 90px;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.guide-card {
  min-height: 310px;
  border: 1px solid var(--line);
  padding: 2.2rem;
  background: var(--cream);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: transform .18s ease, box-shadow .18s ease;
}

.guide-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.guide-card > span {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .11em;
  color: var(--rust);
  font-weight: 700;
}

.guide-card h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  margin: .7rem 0;
}

.guide-card p {
  color: var(--muted);
  max-width: 430px;
}

.guide-card strong {
  margin-top: auto;
  text-decoration: underline;
  text-underline-offset: .25em;
}

.guide-card-dark {
  background: var(--deep);
  color: #fff;
  border-color: var(--deep);
}

.guide-card-dark p { color: #d0dfdb; }
.guide-card-dark > span { color: var(--sun); }
.guide-card-sun { background: var(--sun); }
.guide-card-sun > span { color: var(--deep); }
.guide-card-rust { background: #f8e8df; border-color: #e9c3b4; }

.author-box {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 5rem;
  align-items: start;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.author-box h2 { font-size: clamp(2.3rem, 3vw, 3.4rem); }
.author-box p { font-size: 1.08rem; }
.text-link { font-weight: 700; }

.article-hero {
  background: var(--deep);
  color: #fff;
  padding: clamp(70px, 10vw, 130px) max(24px, calc((100vw - 1040px)/2));
}

.article-hero .eyebrow { color: var(--sun); }

.article-hero h1 {
  max-width: 900px;
  font-size: clamp(3rem, 6vw, 5.8rem);
}

.article-hero > p:not(.eyebrow):not(.breadcrumbs) {
  max-width: 720px;
  font-size: 1.18rem;
  color: #d5e2df;
}

.breadcrumbs {
  font-size: .88rem;
  margin-bottom: 2rem;
  color: #c2d5d0;
}

.breadcrumbs a { font-weight: 700; }

.answer-box {
  max-width: 1040px;
  margin: -45px auto 0;
  position: relative;
  background: var(--sun);
  padding: 2rem 2.4rem;
  box-shadow: var(--shadow);
}

.answer-box h2 {
  font-size: 1.65rem;
  font-family: Arial, "Helvetica Neue", sans-serif;
  letter-spacing: 0;
  line-height: 1.2;
}

.answer-box p { margin-bottom: 0; }

.measurement-tool {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.measure-form {
  background: var(--cream);
  padding: 2rem;
  display: grid;
  gap: 1rem;
}

.measure-form label { font-weight: 700; }

.measure-form input {
  display: block;
  width: 100%;
  padding: .85rem;
  border: 1px solid #94aaa5;
  background: #fff;
  margin-top: .35rem;
}

.measure-result {
  background: var(--deep);
  color: #fff;
  padding: 2rem;
  border-top: 7px solid var(--sun);
}

.measure-result strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3rem;
  display: block;
}

.measure-result p { color: #d5e2df; }

.check-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.check-card {
  border: 1px solid var(--line);
  padding: 1.6rem;
}

.check-card h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.6rem;
  margin-top: .2rem;
}

.warning-box {
  background: #f8e8df;
  border-left: 6px solid var(--rust);
  padding: 1.5rem 1.8rem;
}

.page-note {
  font-size: .88rem;
  color: var(--muted);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(250px, .75fr);
  gap: 4rem;
  align-items: start;
}

.article-copy h2 { font-size: clamp(2rem, 3vw, 3rem); margin-top: 2.2rem; }
.article-copy h3 { font-family: Georgia, "Times New Roman", serif; font-size: 1.55rem; margin-top: 1.7rem; }
.article-copy li { margin-bottom: .6rem; }
.article-aside { position: sticky; top: 98px; background: var(--cream); padding: 1.5rem; }
.article-aside h2 { font-family: Arial, "Helvetica Neue", sans-serif; font-size: 1rem; letter-spacing: 0; }
.article-aside ul { padding-left: 1.2rem; margin-bottom: 0; }

.choice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.choice-card { border: 1px solid var(--line); padding: 1.5rem; background: #fff; }
.choice-card h3 { font-family: Georgia, "Times New Roman", serif; font-size: 1.55rem; margin: .25rem 0 .6rem; }
.choice-card .tag { color: var(--rust); text-transform: uppercase; letter-spacing: .09em; font-size: .72rem; font-weight: 700; }

.decision-tool { background: var(--cream); padding: 2rem; display: grid; gap: 1rem; }
.decision-tool label { font-weight: 700; }
.decision-tool select, .decision-tool input { display: block; width: 100%; padding: .8rem; background: #fff; border: 1px solid #94aaa5; margin-top: .35rem; }
.decision-output { background: var(--deep); color: #fff; padding: 1.5rem; border-top: 6px solid var(--sun); }
.decision-output h3 { color: #fff; margin: .2rem 0; }
.decision-output p { color: #d5e2df; margin-bottom: 0; }

.source-list { background: #f2f5f3; border-left: 4px solid var(--deep); padding: 1.3rem 1.5rem; }
.source-list li { margin-bottom: .45rem; }

.number-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.number-strip div { background: var(--paper); padding: 1.4rem; }
.number-strip strong { display: block; font-family: Georgia, "Times New Roman", serif; font-size: 2rem; }
.number-strip span { color: var(--muted); font-size: .85rem; }

.step-list { counter-reset: steps; padding: 0; list-style: none; }
.step-list li { counter-increment: steps; border-top: 1px solid var(--line); padding: 1.2rem 0 1.2rem 3.4rem; position: relative; }
.step-list li::before { content: counter(steps); position: absolute; left: 0; top: 1.15rem; width: 2.2rem; height: 2.2rem; border-radius: 50%; display: grid; place-items: center; background: var(--sun); font-weight: 700; }

.footer-legal { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 1.2rem; border-top: 1px solid rgba(255,255,255,.18); padding-top: 1.4rem; font-size: .88rem; }
.footer-legal a { color: #d7e5e1; }
.legal-draft { background: #fff3cd; border: 1px solid #e4c86f; padding: 1rem 1.2rem; }
.contact-card { background: var(--cream); border-left: 6px solid var(--sun); padding: 1.6rem; }

.simple-page { max-width: 900px; }
.simple-page h1 { font-size: clamp(3rem, 6vw, 5rem); }
.simple-page h2 { font-size: 2.3rem; margin-top: 2rem; }
.simple-page li { margin-bottom: .55rem; }

@media (max-width: 800px) {
  .guide-grid,
  .author-box,
  .measurement-tool,
  .check-list {
    grid-template-columns: 1fr;
  }

  .article-layout,
  .choice-grid { grid-template-columns: 1fr; }
  .article-aside { position: static; }
  .number-strip { grid-template-columns: 1fr 1fr; }

  .author-box,
  .measurement-tool { gap: 2rem; }
  .answer-box { margin: 0; }
}