@import url('https://fonts.googleapis.com/css2?family=Cormorant:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,600&family=Jost:wght@300;400;500;600;700&display=swap');

/* ══════════════════════════════════════════════════════════════
   AIRHOME — Design Foundation (shared chrome + component system)
   AD-style HVAC / home-climate magazine. Warm walnut / ochre palette.
   ══════════════════════════════════════════════════════════════ */

:root {
  /* ── palette ── */
  --walnut:   #6B4C2A;   /* primary: headings, CTA bg, nav bottom-border */
  --sienna:   #C4864A;   /* accent: tags, HOME in logo, hover, links */
  --yellow:   #FAE05A;   /* energy: badges, CTA band */
  --yellow-d: #E8C800;   /* yellow hover */
  --ochre:    #B08860;   /* links / icons */
  --tan:      #D4B896;   /* decorative borders / big numbers */
  --cream:    #FDFBF8;   /* page bg */
  --warm:     #F5EFE6;   /* surface / search / alt bands */
  --sand:     #EDD9C0;   /* tag bg / stats band */
  --border:   #E6D8C8;   /* hairlines */
  --ink:      #2C1F0E;   /* body text */
  --mid:      #5C4A32;   /* secondary text */
  --soft:     #A08060;   /* meta / labels */
  --dark:     #1C1208;   /* dark contrast blocks / footer / newsletter */
  --white:    #FFFFFF;

  /* ── fonts ── */
  --fd: 'Cormorant', Georgia, serif;   /* display / editorial serif */
  --fb: 'Jost', system-ui, sans-serif; /* body / ui */

  /* ── radius ── */
  --r-card: 0;      /* content cards, images, inputs */
  --r-btn:  2px;    /* buttons, nav */
  --r-box:  6px;    /* info / comp boxes, tables */
  --r-lg:   8px;    /* big containers */
  --r-pill: 100px;  /* pills / chips */

  /* ── spacing (8px grid) ── */
  --sp-2xs: 4px;
  --sp-xs:  8px;
  --sp-sm:  16px;
  --sp-md:  24px;
  --sp-lg:  32px;   /* page horizontal padding */
  --sp-xl:  48px;   /* section vertical padding */
  --sp-2xl: 52px;

  --maxw: 1280px;
  --hpad: 32px;

  /* ── shadows (hover only — no resting shadow) ── */
  --shadow-card: 0 10px 30px rgba(107, 76, 42, 0.12);
  --shadow-soft: 0 4px 20px rgba(107, 76, 42, 0.10);
  --shadow-nav:  0 2px 16px rgba(107, 76, 42, 0.07);
}

/* ── reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--fb);
  background: var(--cream);
  color: var(--ink);
  font-size: 15px;
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; }

/* ── base typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--fd);
  color: var(--walnut);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
h1 { font-size: 40px; font-weight: 600; }
h2 { font-size: 30px; font-weight: 500; }
h3 { font-size: 20px; font-weight: 600; }
h4 { font-size: 16px; font-weight: 500; }
p  { line-height: 1.7; }

::selection { background: var(--yellow); color: var(--ink); }

/* ── layout container ── */
.container,
.ah-container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--hpad);
  padding-right: var(--hpad);
  width: 100%;
}
.ah-section { padding-top: var(--sp-xl); padding-bottom: var(--sp-xl); }
.ah-section + .ah-section { border-top: 1px solid var(--border); }

/* ── section label (serif uppercase + rule + see-all) ── */
.section-label { display: flex; align-items: center; gap: 16px; margin-bottom: 28px; }
.section-label h2 {
  font-family: var(--fd);
  font-size: 28px; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase;
  white-space: nowrap; color: var(--walnut);
  margin: 0;
}
.section-label .line { flex: 1; height: 1px; background: var(--border); }
.section-label .see-all {
  font-size: 10px; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--sienna); white-space: nowrap;
  transition: color 0.15s;
}
.section-label .see-all:hover { color: var(--walnut); }
/* The heading, its rule and "View all" cannot share one line on a phone — without
   this the "View all" link pushed past the viewport and the whole page scrolled
   sideways. Let the row wrap and give the rule its own line. */
@media (max-width: 560px) {
  .section-label { flex-wrap: wrap; gap: 8px 12px; }
  .section-label h2 { white-space: normal; }
  .section-label .line { order: 3; flex-basis: 100%; }
}

/* ══════════════════════════════════════════════
   BUTTONS
   ══════════════════════════════════════════════ */
.btn {
  display: inline-block;
  font-family: var(--fb);
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.09em; text-transform: uppercase;
  padding: 10px 22px;
  border: none; border-radius: var(--r-btn);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn-primary   { background: var(--walnut); color: var(--white); }
.btn-primary:hover   { background: var(--sienna); }
.btn-accent    { background: var(--yellow); color: var(--ink); }
.btn-accent:hover    { background: var(--yellow-d); }
.btn-secondary { background: transparent; color: var(--walnut); border: 1.5px solid var(--walnut); padding: 9px 22px; }
.btn-secondary:hover { background: var(--walnut); color: var(--white); }
.btn-ghost     { background: transparent; color: var(--sienna); padding: 10px 0; text-decoration: underline; text-underline-offset: 3px; }
.btn-ghost:hover     { color: var(--walnut); }
/* outline button for dark blocks */
.btn-outline {
  display: inline-block; width: fit-content;
  padding: 12px 30px; border: 1.5px solid var(--white);
  font-family: var(--fb); font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--white); border-radius: var(--r-btn);
  transition: background 0.2s, color 0.2s;
}
.btn-outline:hover { background: var(--white); color: var(--walnut); }

/* ══════════════════════════════════════════════
   PILLS & BADGES
   ══════════════════════════════════════════════ */
.pill {
  display: inline-block; white-space: nowrap;
  font-family: var(--fb); font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 6px 15px; border: 1.5px solid var(--border);
  border-radius: var(--r-pill); background: transparent; color: var(--mid);
  cursor: pointer; transition: all 0.15s;
}
.pill:hover { background: var(--walnut); color: var(--white); border-color: var(--walnut); }
.pill.active { background: var(--walnut); color: var(--white); border-color: var(--walnut); }
.pill.active-yellow { background: var(--yellow); color: var(--ink); border-color: var(--yellow-d); }
/* soft sand tag pill (search suggestions) */
.pill-tag {
  display: inline-block; white-space: nowrap;
  font-size: 10.5px; font-weight: 500; color: var(--walnut);
  background: var(--sand); padding: 4px 12px; border-radius: var(--r-pill);
  cursor: pointer; transition: background 0.15s;
}
.pill-tag:hover { background: var(--tan); }

.badge {
  display: inline-block;
  font-family: var(--fb); font-size: 9.5px; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase; padding: 3px 9px;
}
.badge-cat  { color: var(--sienna); padding-left: 0; padding-right: 0; }
.badge-editor { background: var(--yellow); color: var(--ink); letter-spacing: 0.14em; padding: 5px 14px; }
.badge-deep { background: var(--walnut); color: var(--white); }
.badge-new  { background: var(--sand); color: var(--walnut); }

/* category tag (used across cards) */
.cat-tag {
  font-family: var(--fb); font-size: 9.5px; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--sienna);
}

/* ══════════════════════════════════════════════
   ARTICLE CARD (0-radius, hover lift)
   ══════════════════════════════════════════════ */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }

.article-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--r-card); overflow: hidden; cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  display: flex; flex-direction: column;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.article-card .card-img {
  aspect-ratio: 16 / 10; width: 100%;
  background: var(--sand) center/cover no-repeat;
  display: block;
}
.article-card .card-body { padding: 18px 20px 22px; }
.article-card .cat-tag { display: block; margin-bottom: 8px; }
.article-card h3 {
  font-family: var(--fd); font-size: 22px; font-weight: 600; line-height: 1.2;
  color: var(--walnut); margin-bottom: 9px;
}
.article-card p { font-size: 13px; font-weight: 300; color: var(--mid); line-height: 1.65; }
.article-card .card-meta {
  margin-top: 12px; font-size: 10.5px; font-weight: 500;
  color: var(--soft); letter-spacing: 0.03em;
}

/* side / list article rows */
.side-article {
  display: grid; grid-template-columns: 108px 1fr; gap: 14px;
  padding: 17px 0; border-bottom: 1px solid var(--border);
  cursor: pointer; transition: opacity 0.2s;
}
.side-article:last-child { border-bottom: none; }
.side-article:hover { opacity: 0.72; }
.side-article .side-img { aspect-ratio: 4/3; background: var(--sand) center/cover no-repeat; }
.side-article .cat-tag { display: block; margin-bottom: 6px; }
.side-article h3 { font-family: var(--fd); font-size: 17px; font-weight: 600; line-height: 1.25; color: var(--walnut); }
.side-article .card-meta { font-size: 11px; color: var(--soft); margin-top: 5px; }

/* ══════════════════════════════════════════════
   HOW-TO CARD (big tan step number)
   ══════════════════════════════════════════════ */
/* Sized to what is there, not always four. On a site with fewer posts this strip
   is the last to be filled, and a fixed four columns left a visible hole. */
.howto-grid { display: grid; grid-template-columns: repeat(var(--howto-cols, 4), 1fr); gap: 22px; }
.howto-card {
  padding: 28px 24px; border: 1.5px solid var(--border);
  background: var(--white); border-radius: var(--r-card);
  transition: border-color 0.2s, box-shadow 0.2s; cursor: pointer;
}
.howto-card:hover { border-color: var(--ochre); box-shadow: var(--shadow-soft); }
.howto-card .howto-num {
  font-family: var(--fd); font-size: 48px; font-weight: 300;
  color: var(--tan); line-height: 1; margin-bottom: 14px;
}
.howto-card h3 { font-family: var(--fd); font-size: 20px; font-weight: 600; line-height: 1.25; color: var(--walnut); margin-bottom: 10px; }
.howto-card p { font-size: 13px; font-weight: 300; color: var(--mid); line-height: 1.65; }

/* ══════════════════════════════════════════════
   STAT BLOCKS (sand band)
   ══════════════════════════════════════════════ */
.stats-band { background: var(--sand); padding: 46px var(--hpad); }
.stats-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center;
}
.stat-num { font-family: var(--fd); font-size: 48px; font-weight: 600; line-height: 1; color: var(--walnut); margin-bottom: 8px; }
.stat-label { font-family: var(--fb); font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--mid); }

/* ══════════════════════════════════════════════
   CIRCLE TOPIC MODULE (sand band, tan rings)
   ══════════════════════════════════════════════ */
.circles-band { background: var(--warm); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 36px 0; }
.circles-inner { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--hpad); display: flex; justify-content: center; gap: 44px; flex-wrap: wrap; }
.circle-item { display: flex; flex-direction: column; align-items: center; gap: 13px; cursor: pointer; width: 128px; transition: transform 0.25s; }
.circle-item:hover { transform: translateY(-5px); }
.circle-wrap {
  width: 112px; height: 112px; border-radius: 50%;
  border: 2.5px solid var(--tan); overflow: hidden;
  background: var(--sand) center/cover no-repeat;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.circle-item:hover .circle-wrap { border-color: var(--walnut); box-shadow: var(--shadow-soft); }
.circle-label { font-family: var(--fb); font-size: 10px; font-weight: 700; letter-spacing: 0.11em; text-transform: uppercase; color: var(--walnut); text-align: center; }

/* ══════════════════════════════════════════════
   DARK / FEATURED BLOCKS
   ══════════════════════════════════════════════ */
.dark-block { background: var(--dark); color: var(--white); }
.featured-wide { display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; background: var(--walnut); }
.featured-wide .fw-img { min-height: 420px; }
.featured-wide .fw-img img { width: 100%; height: 100%; object-fit: cover; }
.featured-wide .fw-content { padding: 56px 52px; display: flex; flex-direction: column; justify-content: center; color: var(--white); }
.featured-wide .fw-content .cat-tag { color: var(--yellow); margin-bottom: 16px; display: block; }
.featured-wide .fw-content h2 { font-family: var(--fd); font-size: 42px; font-weight: 500; line-height: 1.15; color: var(--white); margin-bottom: 16px; }
.featured-wide .fw-content p { font-size: 14.5px; font-weight: 300; color: rgba(255,255,255,0.72); line-height: 1.75; margin-bottom: 30px; }

/* yellow highlight band */
.yellow-band { background: var(--yellow); padding: 40px var(--hpad); }
.yellow-band-inner { max-width: var(--maxw); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.yellow-band h3 { font-family: var(--fd); font-size: 32px; font-weight: 600; color: var(--walnut); max-width: 600px; line-height: 1.2; }
.yellow-band p { font-size: 14px; font-weight: 400; color: var(--mid); max-width: 340px; line-height: 1.6; }

/* ══════════════════════════════════════════════
   FORMS
   ══════════════════════════════════════════════ */
.input {
  width: 100%; padding: 11px 14px;
  border: 1.5px solid var(--border); background: var(--white);
  font-family: var(--fb); font-size: 13px; color: var(--ink);
  border-radius: var(--r-card); outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.input:focus { border-color: var(--walnut); box-shadow: 0 2px 12px rgba(107,76,42,0.1); }
.input::placeholder { color: var(--soft); font-weight: 300; }

/* ══════════════════════════════════════════════
   TOP ANNOUNCEMENT / SEASONAL STRIP
   ══════════════════════════════════════════════ */
.topbar {
  background: var(--walnut); color: rgba(255,255,255,0.82);
  font-family: var(--fb); font-size: 11.5px; font-weight: 500;
  letter-spacing: 0.04em; text-align: center; padding: 9px 20px;
}
.topbar-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; align-items: center; justify-content: center;
  gap: 10px; flex-wrap: wrap;
}
.topbar-msg { color: rgba(255,255,255,0.82); }
/* The hook: the season and the CTA carry the yellow, the rest stays quiet. */
.topbar-spark { color: var(--yellow); margin-right: 5px; }
.topbar-lead { color: var(--yellow); font-weight: 700; margin-right: 3px; }
.topbar-note { color: rgba(255,255,255,0.82); }
.topbar-sep { color: rgba(255,255,255,0.38); }
.topbar-cta {
  color: var(--yellow); font-weight: 700;
  border-bottom: 1px solid transparent; transition: border-color 0.15s;
}
.topbar-cta:hover { border-bottom-color: var(--yellow); }
.topbar a { color: var(--yellow); }
.topbar a:hover { text-decoration: none; }

@media (max-width: 720px) {
  .topbar { font-size: 10.5px; padding: 8px 14px; }
  /* Drop the secondary note and the separator that trails it, so the bar reads
     "message · Read now" rather than leaving two orphaned dots behind. */
  .topbar-note, .topbar-note + .topbar-sep { display: none; }
}

/* ══════════════════════════════════════════════
   NAVBAR
   ══════════════════════════════════════════════ */
.ah-nav {
  background: var(--white);
  border-bottom: 3px solid var(--walnut);
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--shadow-nav);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding: 0 var(--hpad); height: 68px;
}
/* The wordmark is the supplied SVG (brown "airhome" + yellow ".tips"), not type —
   the old letterspaced AIRHOME text never matched the brand mark sitting in the repo. */
.logo { display: flex; align-items: center; flex-shrink: 0; line-height: 1; }
.logo img { display: block; height: 34px; width: auto; }
.logo span { color: var(--sienna); }
.nav-links {
  display: flex; gap: 26px; align-items: center;
  font-family: var(--fb); font-size: 11px; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--mid);
  flex: 1; justify-content: center; overflow: hidden;
}
.nav-links a { white-space: nowrap; transition: color 0.15s; padding: 4px 0; border-bottom: 2px solid transparent; }
.nav-links a:hover { color: var(--walnut); }
.nav-links a.active { color: var(--walnut); border-bottom-color: var(--sienna); }
.nav-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.nav-search {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; color: var(--mid);
  border: 1px solid var(--border); border-radius: var(--r-btn);
  transition: color 0.15s, border-color 0.15s;
}
.nav-search:hover { color: var(--walnut); border-color: var(--walnut); }
.nav-cta {
  background: var(--walnut); color: var(--white);
  font-family: var(--fb); font-size: 11px; font-weight: 700;
  letter-spacing: 0.09em; text-transform: uppercase;
  padding: 10px 22px; border-radius: var(--r-btn); transition: background 0.2s;
}
.nav-cta:hover { background: var(--sienna); }
.nav-toggle { display: none; background: none; border: none; color: var(--walnut); padding: 6px; }

/* mobile nav */
@media (max-width: 940px) {
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; justify-content: flex-start;
    gap: 0; background: var(--white); border-bottom: 3px solid var(--walnut);
    box-shadow: var(--shadow-nav); padding: 8px var(--hpad) 16px; display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav-links a.active { border-bottom-color: var(--border); color: var(--sienna); }
  .nav-toggle { display: inline-flex; align-items: center; }
  .nav-inner { position: relative; }
}
@media (max-width: 560px) {
  .nav-cta { display: none; }
  .logo img { height: 26px; }
}

/* ══════════════════════════════════════════════
   SEARCH BAND + TOPIC PILLS
   Sit directly under the nav, so search and topics are reachable from any page
   rather than only from /search.
   ══════════════════════════════════════════════ */
.ah-pillbar-wrap { background: var(--white); border-bottom: 1px solid var(--border); }
.ah-pillbar {
  max-width: var(--maxw); margin: 0 auto; padding: 11px var(--hpad);
  display: flex; gap: 8px;
  overflow-x: auto; scrollbar-width: none;
}
/* Centre the row when it fits, but never clip its start when it does not.
   Plain `justify-content: center` on an overflowing scroller pushes the first
   pills past the left edge where they cannot be scrolled back into view. */
.ah-pillbar > :first-child { margin-left: auto; }
.ah-pillbar > :last-child  { margin-right: auto; }
.ah-pillbar::-webkit-scrollbar { display: none; }

@media (max-width: 640px) {
  .ah-pillbar > :first-child { margin-left: 0; }
  .ah-pillbar > :last-child  { margin-right: 0; }
}

/* ══════════════════════════════════════════════
   NEWSLETTER (dark walnut block)
   ══════════════════════════════════════════════ */
.newsletter { background: var(--walnut); color: var(--white); padding: 50px 40px; text-align: center; }
.newsletter h3 { font-family: var(--fd); font-size: 36px; font-weight: 500; color: var(--white); letter-spacing: 0.03em; margin-bottom: 8px; }
.newsletter p { font-family: var(--fb); color: rgba(255,255,255,0.6); font-size: 14px; font-weight: 300; margin-bottom: 28px; }
.newsletter-form { display: flex; max-width: 440px; margin: 0 auto; }
.newsletter-form input {
  flex: 1; padding: 13px 16px; font-family: var(--fb); font-size: 14px;
  border: 1.5px solid rgba(255,255,255,0.25); border-right: none;
  background: rgba(255,255,255,0.1); color: var(--white); outline: none; border-radius: 0;
}
.newsletter-form input::placeholder { color: rgba(255,255,255,0.4); }
.newsletter-form button {
  background: var(--yellow); color: var(--ink); border: none; padding: 13px 26px;
  font-family: var(--fb); font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.09em; text-transform: uppercase; transition: background 0.2s; white-space: nowrap;
}
.newsletter-form button:hover { background: var(--yellow-d); }
.newsletter-status { margin-top: 14px; font-size: 12px; color: rgba(255,255,255,0.75); min-height: 1em; }

/* ══════════════════════════════════════════════
   FOOTER (dark)
   ══════════════════════════════════════════════ */
.ah-footer { background: var(--dark); color: #7A6448; padding: 52px var(--hpad) 28px; }
.footer-inner { max-width: var(--maxw); margin: 0 auto; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 44px; margin-bottom: 40px; }
.footer-logo { font-family: var(--fd); font-size: 26px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--white); margin-bottom: 13px; display: inline-block; }
.footer-logo span { color: var(--sienna); }
.footer-desc { font-family: var(--fb); font-size: 13px; font-weight: 300; line-height: 1.75; max-width: 270px; color: #8A7256; }
.footer-col h4 { font-family: var(--fb); font-size: 10px; font-weight: 700; letter-spacing: 0.13em; text-transform: uppercase; color: var(--tan); margin-bottom: 15px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-family: var(--fb); font-size: 13px; color: #8A7256; transition: color 0.15s; }
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid #3A2810; padding-top: 22px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  font-family: var(--fb); font-size: 11.5px; color: #6A5436;
}
.footer-bottom a { color: var(--ochre); transition: color 0.15s; }
.footer-bottom a:hover { color: var(--white); }

/* ══════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════ */
@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .card-grid, .howto-grid, .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .featured-wide { grid-template-columns: 1fr; }
  .featured-wide .fw-img { min-height: 260px; }
  .featured-wide .fw-content { padding: 36px 28px; }
}
@media (max-width: 520px) {
  :root { --hpad: 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .card-grid, .howto-grid, .stats-inner { grid-template-columns: 1fr; }
  h1 { font-size: 32px; }
  h2 { font-size: 26px; }
  .newsletter-form { flex-direction: column; }
  .newsletter-form input { border-right: 1.5px solid rgba(255,255,255,0.25); }
}