/**
 * Save & Upgrade — Template-level layout.
 * Responsive rules follow theme-spec.md §4.
 */

/* ---------------------------------------------------------------- Homepage */

.su-hero {
  max-width: var(--content);
  margin-inline: auto;
  padding: var(--s8) var(--gutter) var(--s9);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--s8);
  align-items: center;
}
.su-hero__copy { display: flex; flex-direction: column; gap: 20px; align-items: flex-start; }
.su-hero__title {
  font-size: var(--fs-display);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.96;
}
.su-hero__sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 46ch;
}
.su-hero__actions { display: flex; gap: var(--s3); padding-top: 6px; flex-wrap: wrap; }
.su-hero__trust {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  padding-top: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}
.su-hero__trust span { display: flex; align-items: center; gap: 6px; }
.su-hero__tick { color: var(--green); font-weight: 800; }

.su-hero__figure { position: relative; }
.su-hero__image { border-radius: var(--r-lg); overflow: hidden; background: var(--sand); }
.su-hero__image img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.su-hero__card {
  position: absolute;
  left: var(--s5); bottom: -28px; right: 96px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--r-lg);
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-float);
}
.su-hero__card-title {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
}
.su-hero__card-title a { color: var(--paper); }
.su-hero__card-title a:hover { color: var(--paper); }
.su-hero__card-meta { font-size: 13px; color: var(--on-ink); }
.su-hero__card-meta strong { color: var(--paper); font-weight: 700; }

@media (max-width: 1023px) {
  .su-hero {
    grid-template-columns: 1fr;
    gap: var(--s6);
    padding: var(--s7) var(--gutter) var(--s7);
  }
  /* Floating card becomes an inline card below the image. */
  .su-hero__card { position: static; margin-top: var(--s4); box-shadow: none; }
}

/* Budget strip */
.su-budget { background: var(--ink); color: var(--paper); }
.su-budget__inner {
  max-width: var(--content);
  margin-inline: auto;
  padding: 44px var(--gutter);
  display: flex;
  flex-direction: column;
  gap: var(--s5);
}
.su-budget__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s4); }
.su-budget__card {
  background: var(--ink-2);
  border: 1px solid var(--ink-line);
  border-radius: var(--r-lg);
  padding: var(--s5);
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  color: var(--paper);
  transition: border-color 150ms ease, transform 150ms ease;
}
.su-budget__card:hover { border-color: var(--accent); transform: translateY(-2px); color: var(--paper); }
@media (prefers-reduced-motion: reduce) { .su-budget__card:hover { transform: none; } }
.su-budget__amount {
  font-size: 34px;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--accent);
}
.su-budget__desc { font-size: 14px; color: var(--on-ink); line-height: 1.5; }
.su-budget__count { font-size: 13px; font-weight: 700; padding-top: 6px; }

@media (max-width: 1023px) and (min-width: 480px) {
  .su-budget__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 479px) {
  /* Scroll-snap row on phones. */
  .su-budget__grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
  }
  .su-budget__grid::-webkit-scrollbar { display: none; }
  .su-budget__card { scroll-snap-align: start; flex: 0 0 78%; }
}

/* Section shells */
.su-section {
  max-width: var(--content);
  margin-inline: auto;
  padding: var(--s9) var(--gutter);
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.su-section--sand { max-width: none; padding: 0; background: var(--sand); }
.su-section--sand > .su-section__inner {
  max-width: var(--content);
  margin-inline: auto;
  padding: var(--s9) var(--gutter);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.su-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s4); }
.su-grid-3--wide-gap { gap: 20px; }
.su-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s5); }

@media (max-width: 1023px) {
  .su-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .su-section { padding-block: var(--s8); }
  .su-section--sand > .su-section__inner { padding-block: var(--s8); }
}
@media (max-width: 639px) {
  .su-grid-3, .su-grid-2 { grid-template-columns: 1fr; }
}

/* Latest + sidebar */
.su-latest {
  max-width: var(--content);
  margin-inline: auto;
  padding: var(--s9) var(--gutter);
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--s7);
  align-items: start;
}
.su-latest__main { display: flex; flex-direction: column; gap: var(--s5); }
.su-latest__list { display: flex; flex-direction: column; gap: var(--s5); }
.su-latest__list .su-row:last-of-type { border-bottom: 0; padding-bottom: 0; }
.su-latest__aside { display: flex; flex-direction: column; gap: 20px; }
/* No rail content (ads off) — give the list the full measure. */
.su-latest--full { grid-template-columns: 1fr; }

@media (max-width: 1023px) {
  .su-latest { grid-template-columns: 1fr; padding-block: var(--s8); }
  .su-latest__aside { display: none; } /* sidebar ad is desktop-only per §3 */
}

.su-newsletter-band {
  max-width: var(--content);
  margin-inline: auto;
  padding: 0 var(--gutter) 72px;
}

/* ----------------------------------------------------------------- Article */

.su-article-head {
  max-width: calc(var(--article) + var(--gutter) * 2);
  margin-inline: auto;
  padding: 44px var(--gutter) 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.su-article-head h1 { font-size: var(--fs-h1); }
.su-article-head__deck { font-size: 19px; line-height: 1.55; color: var(--muted); }

.su-article-layout {
  max-width: var(--content);
  margin-inline: auto;
  padding: var(--s7) var(--gutter) var(--s10);
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 48px;
  align-items: start;
}
.su-article-rail {
  position: sticky;
  top: calc(var(--header-h) + var(--s5));
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-height: calc(100vh - var(--header-h) - var(--s7));
  overflow-y: auto;
  overscroll-behavior: contain;
}
.su-article-body {
  display: flex;
  flex-direction: column;
  gap: var(--s7);
  max-width: var(--article);
  min-width: 0;
}
/* No TOC and no ads — centre the measure instead of leaving a dead column. */
.su-article-layout--full {
  grid-template-columns: minmax(0, var(--article));
  justify-content: center;
}

@media (max-width: 1023px) {
  .su-article-layout { grid-template-columns: 1fr; gap: var(--s5); padding-block: var(--s5) var(--s8); }
  .su-article-rail { display: none; }
  .su-article-body { max-width: none; }
}
@media (min-width: 1024px) {
  .su-toc-mobile { display: none; }
}

/* Article prose */
.su-prose {
  font-size: var(--fs-body-lg);
  line-height: 1.7;
  color: var(--body);
}
.su-prose > * + * { margin-top: var(--s5); }
.su-prose h2 {
  font-size: 30px;
  margin-top: var(--s7);
  color: var(--ink);
  scroll-margin-top: calc(var(--header-h) + 16px);
}
.su-prose h3 {
  font-size: var(--fs-h3);
  margin-top: var(--s6);
  color: var(--ink);
  scroll-margin-top: calc(var(--header-h) + 16px);
}
.su-prose a { text-decoration: underline; text-underline-offset: 2px; }
.su-prose ul, .su-prose ol { padding-left: 22px; }
.su-prose li + li { margin-top: var(--s2); }
.su-prose img, .su-prose figure { border-radius: var(--r-lg); overflow: hidden; }
.su-prose blockquote {
  border-left: 3px solid var(--accent);
  padding-left: var(--s5);
  color: var(--muted);
  font-size: 18px;
}
.su-prose table { width: 100%; border-collapse: collapse; font-size: 15px; }
.su-prose th, .su-prose td { border: 1px solid var(--line); padding: var(--s3); text-align: left; }
.su-prose hr { border: 0; border-top: 1px solid var(--line); }
.su-prose code {
  background: var(--sand);
  border-radius: var(--r-sm);
  padding: 2px 6px;
  font-size: 0.92em;
}
@media (max-width: 639px) {
  .su-prose h2 { font-size: 24px; }
}

/* ------------------------------------------------------------ Archive page */

.su-archive-head { background: var(--ink); color: var(--paper); }
.su-archive-head__inner {
  max-width: var(--content);
  margin-inline: auto;
  padding: 52px var(--gutter);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: center;
}
.su-archive-head__copy { display: flex; flex-direction: column; gap: 14px; }
.su-archive-head h1 {
  font-size: clamp(34px, 4.5vw, 52px);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 1;
}
.su-archive-head__desc { font-size: 17px; line-height: 1.6; color: var(--on-ink); max-width: 52ch; }
.su-archive-head__count { font-size: 13.5px; font-weight: 600; color: var(--on-ink); }

.su-featured-card {
  background: var(--ink-2);
  border: 1px solid var(--ink-line);
  border-radius: var(--r-xl);
  overflow: hidden;
  color: var(--paper);
  transition: border-color 150ms ease, transform 150ms ease;
}
.su-featured-card:hover { border-color: var(--accent); transform: translateY(-2px); color: var(--paper); }
@media (prefers-reduced-motion: reduce) { .su-featured-card:hover { transform: none; } }
.su-featured-card__media { aspect-ratio: 3 / 2; max-height: 190px; background: var(--ink-line); overflow: hidden; }
.su-featured-card__media img { width: 100%; height: 100%; object-fit: cover; }
.su-featured-card__body { padding: 18px 22px; display: flex; flex-direction: column; gap: 6px; }
.su-featured-card__title { font-size: 18px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.25; }
.su-featured-card__meta { font-size: 13px; color: var(--on-ink); }
.su-featured-card__meta strong { color: var(--paper); font-weight: 700; }

@media (max-width: 1023px) {
  .su-archive-head__inner { grid-template-columns: 1fr; gap: var(--s5); padding-block: var(--s7); }
}

.su-archive-layout {
  max-width: var(--content);
  margin-inline: auto;
  padding: var(--s7) var(--gutter) 72px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--s7);
  align-items: start;
}
.su-archive-main { display: flex; flex-direction: column; gap: var(--s6); min-width: 0; }
.su-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: calc(var(--header-h) + 60px);
}
.su-sidebar__block {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.su-sidebar__title {
  font-size: 11px; font-weight: 700; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--meta);
}
.su-sidebar__block a { font-size: 14px; font-weight: 700; color: var(--accent-dark); }
.su-sidebar__block ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }

@media (max-width: 1023px) {
  .su-archive-layout { grid-template-columns: 1fr; padding-block: var(--s5) var(--s8); }
  .su-sidebar { display: none; }
}

/* --------------------------------------------------------- Search / 404 */

.su-page-head {
  max-width: var(--content);
  margin-inline: auto;
  padding: var(--s8) var(--gutter) var(--s5);
  display: flex;
  flex-direction: column;
  gap: var(--s3);
}
.su-empty {
  max-width: var(--content);
  margin-inline: auto;
  padding: var(--s7) var(--gutter) var(--s10);
  display: flex;
  flex-direction: column;
  gap: var(--s5);
  align-items: flex-start;
}
.su-empty__title { font-size: clamp(34px, 5vw, 56px); font-weight: 900; letter-spacing: -0.04em; line-height: 1.02; }
.su-empty__text { font-size: 17px; color: var(--muted); line-height: 1.6; max-width: 52ch; }
.su-empty__search { max-width: 460px; width: 100%; }
.su-empty__links { display: flex; flex-wrap: wrap; gap: var(--s3); }

/* --------------------------------------------------------------- Page */

.su-page {
  max-width: calc(var(--article) + var(--gutter) * 2);
  margin-inline: auto;
  padding: var(--s8) var(--gutter) var(--s10);
  display: flex;
  flex-direction: column;
  gap: var(--s5);
}