/* ═══════════════════════════════════════════════════════════
   MT-LVI JOENSUU — Design System
   Theme: Steel Blue + Copper Accent (LVI / Plumbing & HVAC)
   Fonts: Fraunces (headings) + Instrument Sans (body)
═══════════════════════════════════════════════════════════ */

:root {
  /* ─── Colour Tokens ─── */
  --clr-bg:          #f5f6f8;
  --clr-surface:     #ffffff;
  --clr-border:      #e2e5ea;

  /* Steel blue primary */
  --clr-primary:     #1e3a5f;
  --clr-primary-600: #24487a;
  --clr-primary-400: #2e5c9a;
  --clr-primary-200: #bfd4ef;
  --clr-primary-100: #e8f0fb;
  --clr-primary-50:  #f0f5fd;

  /* Copper accent */
  --clr-accent:      #b87333;
  --clr-accent-600:  #a0621e;
  --clr-accent-200:  #e8c49a;
  --clr-accent-100:  #fdf2e4;

  /* Text */
  --clr-text:        #1a2332;
  --clr-text-muted:  #6b7790;
  --clr-text-light:  #a0aabb;

  /* Dark section (hero BG) */
  --clr-dark:        #0d1f35;
  --clr-dark-800:    #162840;
  --clr-dark-700:    #1e3a5f;

  /* ─── Type ─── */
  --font-serif:      'Fraunces', Georgia, serif;
  --font-sans:       'Instrument Sans', system-ui, sans-serif;

  /* ─── Spacing / Radius ─── */
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   32px;
  --radius-full: 9999px;

  /* ─── Shadows ─── */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 12px rgba(0,0,0,.10), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:  0 12px 32px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.06);
  --shadow-xl:  0 24px 48px rgba(0,0,0,.14);

  /* ─── Transitions ─── */
  --ease-out:   cubic-bezier(.22,.68,0,1.2);
  --ease-in:    cubic-bezier(.4,0,1,1);
  --ease-base:  cubic-bezier(.4,0,.2,1);
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--clr-text);
  background: var(--clr-bg);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }
address { font-style: normal; }

/* ─── Utility ─── */
.container {
  width: min(1160px, 100% - 2.5rem);
  margin-inline: auto;
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}
.text-muted { color: var(--clr-text-muted); font-size: .875rem; }

/* ══════════════════════════════════
   NAVIGATION
══════════════════════════════════ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(13,31,53,.95);
  backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: box-shadow .3s var(--ease-base);
}
.site-header.scrolled { box-shadow: var(--shadow-lg); }

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: .875rem 0;
  width: min(1160px, 100% - 2.5rem);
  margin-inline: auto;
}

.nav-logo {
  display: flex; align-items: center; gap: .625rem;
  flex-shrink: 0;
}
.logo-icon { font-size: 1.5rem; }
.logo-text { display: flex; flex-direction: column; }
.logo-name {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.1;
}
.logo-sub {
  font-size: .7rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--clr-accent-200);
  line-height: 1;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: .25rem;
  margin-left: auto;
}
.nav-link {
  display: block;
  padding: .5rem .75rem;
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.8);
  border-radius: var(--radius-sm);
  transition: color .2s, background .2s;
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,.08); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: .375rem;
  padding: .5rem 1rem;
  font-size: .875rem;
  font-weight: 600;
  color: #fff;
  background: var(--clr-accent);
  border-radius: var(--radius-full);
  transition: background .2s, transform .2s;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--clr-accent-600); transform: translateY(-1px); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
  margin-left: auto;
  border-radius: var(--radius-sm);
}
.hamburger-bar {
  display: block; width: 22px; height: 2px;
  background: rgba(255,255,255,.9);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}

/* ══════════════════════════════════
   BUTTONS
══════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: .9375rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all .22s var(--ease-base);
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1;
}
.btn-primary {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}
.btn-primary:hover {
  background: var(--clr-accent-600);
  border-color: var(--clr-accent-600);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(184,115,51,.35);
}
.btn-ghost {
  background: rgba(255,255,255,.12);
  color: #fff;
  border-color: rgba(255,255,255,.25);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.2);
  transform: translateY(-2px);
}
.btn-accent {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}
.btn-accent:hover {
  background: var(--clr-accent-600);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(184,115,51,.4);
}
.btn-light {
  background: rgba(255,255,255,.15);
  color: #fff;
  border-color: rgba(255,255,255,.35);
}
.btn-light:hover {
  background: rgba(255,255,255,.25);
  transform: translateY(-2px);
}
.btn-lg { padding: .9375rem 2rem; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

/* ══════════════════════════════════
   HERO
══════════════════════════════════ */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100svh - 60px);
  position: relative;
  overflow: hidden;
}

/* Image panel */
.hero-image-panel {
  position: relative;
  background: var(--clr-dark);
  overflow: hidden;
}
.hero-img-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-dark-800) 40%, #1a3a6a 100%);
  display: flex; align-items: center; justify-content: center;
}
.pipe-graphic {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  padding: 2rem;
}
.pipe-graphic svg { width: 100%; max-width: 400px; height: auto; }

.hero-image-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, transparent 60%, rgba(13,31,53,.4));
}

/* Content panel */
.hero-content-panel {
  position: relative;
  background: var(--clr-dark);
  display: flex;
  align-items: center;
  padding: 4rem 3.5rem 4rem 2.5rem;
  z-index: 1;
}
.hero-content { max-width: 480px; }

.hero-badge {
  display: inline-block;
  padding: .375rem .875rem;
  background: rgba(184,115,51,.2);
  border: 1px solid rgba(184,115,51,.4);
  border-radius: var(--radius-full);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--clr-accent-200);
  margin-bottom: 1.5rem;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 700;
  line-height: 1.12;
  color: #fff;
  margin-bottom: 1.25rem;
}
.hero-headline em {
  font-style: italic;
  color: var(--clr-accent-200);
}

.hero-subheadline {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: rgba(255,255,255,.72);
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .875rem;
  margin-bottom: 2rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: .625rem;
}
.trust-item {
  font-size: .8125rem;
  font-weight: 600;
  color: rgba(255,255,255,.65);
  letter-spacing: .02em;
}

/* Diagonal separator */
.hero-diagonal {
  display: none;
}

/* ══════════════════════════════════
   STATS BAR
══════════════════════════════════ */
.stats-bar {
  background: var(--clr-primary);
  padding: 2rem 0;
}
.stats-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: .75rem 3rem;
}
.stat-number {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.stat-label {
  font-size: .8125rem;
  color: var(--clr-primary-200);
  text-align: center;
  margin-top: .25rem;
}
.stat-divider {
  width: 1px;
  height: 44px;
  background: rgba(255,255,255,.15);
  flex-shrink: 0;
}

/* ══════════════════════════════════
   SECTION SHARED
══════════════════════════════════ */
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-eyebrow {
  display: inline-block;
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: .75rem;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.875rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.18;
  color: var(--clr-text);
  margin-bottom: .875rem;
}
.section-title em { font-style: italic; color: var(--clr-primary-400); }
.section-subtitle {
  font-size: 1.0625rem;
  color: var(--clr-text-muted);
  max-width: 56ch;
  margin-inline: auto;
}

/* ══════════════════════════════════
   SERVICES
══════════════════════════════════ */
.services {
  padding: 6rem 0;
  background: var(--clr-bg);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out), border-color .25s;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-primary-200);
}
.service-icon { font-size: 2.25rem; line-height: 1; }
.service-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--clr-text);
  line-height: 1.3;
}
.service-desc {
  font-size: .9375rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
  flex: 1;
}
.service-tag {
  display: inline-block;
  padding: .25rem .75rem;
  background: var(--clr-primary-100);
  color: var(--clr-primary-600);
  border-radius: var(--radius-full);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .03em;
  width: fit-content;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  font-size: .875rem;
  font-weight: 700;
  color: var(--clr-accent);
  margin-top: .5rem;
  transition: gap .2s, color .2s;
}
.service-link:hover { gap: .5rem; color: var(--clr-accent-600); }

/* ══════════════════════════════════
   TRUST / TESTIMONIALS
══════════════════════════════════ */
.trust-section {
  padding: 6rem 0;
  background: var(--clr-primary-50);
}
.trust-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.trust-content .section-title { text-align: left; }
.trust-content .section-title em { color: var(--clr-accent); }

.pain-points { display: flex; flex-direction: column; gap: 1.75rem; margin-top: 2rem; }
.pain-point {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}
.pain-icon {
  width: 28px; height: 28px;
  background: #fee2e2;
  color: #dc2626;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .875rem;
  flex-shrink: 0; margin-top: .125rem;
}
.pain-point strong {
  display: block;
  font-size: .9375rem;
  margin-bottom: .25rem;
  color: var(--clr-text);
}
.pain-point p { font-size: .9rem; color: var(--clr-text-muted); }

.testimonials-panel { display: flex; flex-direction: column; gap: 1.25rem; }
.testimonial {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-sm);
}
.testimonial-stars {
  color: #f59e0b;
  font-size: 1rem;
  letter-spacing: .1em;
  margin-bottom: .75rem;
}
.testimonial-text {
  font-size: .9375rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 1rem;
}
.testimonial-author { display: flex; align-items: center; gap: .5rem; }
.author-name { font-weight: 700; font-size: .875rem; color: var(--clr-text); }
.author-city {
  font-size: .8125rem;
  color: var(--clr-text-light);
}
.author-city::before { content: '·'; margin-right: .5rem; }

/* ══════════════════════════════════
   ABOUT / REFERENSSIT (Dark section)
══════════════════════════════════ */
.about {
  position: relative;
  padding: 7rem 0;
  overflow: hidden;
}
.about-bg {
  position: absolute; inset: 0;
}
.about-bg-pattern {
  width: 100%; height: 100%;
  background:
    linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-dark-800) 50%, #1a3a6a 100%);
}
.about-overlay {
  position: absolute; inset: 0;
  background: rgba(13,31,53,.7);
}
.about-content {
  position: relative; z-index: 1;
  max-width: 700px;
}
.section-eyebrow.light { color: var(--clr-accent-200); }
.section-title.light { color: #fff; }
.section-title.light em { color: var(--clr-accent-200); font-style: italic; }
.about-text {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: rgba(255,255,255,.75);
  margin-bottom: 1.25rem;
}
.ref-logos {
  display: flex;
  flex-wrap: wrap;
  gap: .625rem;
  margin: 1.5rem 0 2rem;
}
.ref-badge {
  display: inline-block;
  padding: .375rem .875rem;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-full);
  font-size: .8125rem;
  font-weight: 600;
  color: rgba(255,255,255,.85);
}

/* ══════════════════════════════════
   CTA SECTION
══════════════════════════════════ */
.cta-section {
  padding: 5.5rem 0;
  background: var(--clr-primary);
}
.cta-content { text-align: center; }
.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: .75rem;
}
.cta-subtitle {
  font-size: 1.0625rem;
  color: var(--clr-primary-200);
  margin-bottom: 2.25rem;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-items: center;
}
.cta-phone {
  display: inline-flex;
  align-items: center;
  gap: .625rem;
  font-size: 1.0625rem;
  font-weight: 600;
  color: rgba(255,255,255,.85);
  transition: color .2s;
}
.cta-phone:hover { color: #fff; }

/* ══════════════════════════════════
   CONTACT
══════════════════════════════════ */
.contact {
  padding: 6rem 0;
  background: var(--clr-surface);
}
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  align-items: start;
}

.contact-card {
  background: var(--clr-primary-50);
  border: 1px solid var(--clr-primary-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.contact-card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--clr-border);
}
.contact-details { display: flex; flex-direction: column; gap: 1rem; }
.contact-row { display: flex; gap: 1rem; align-items: flex-start; }
.contact-row dt { font-size: 1.125rem; width: 28px; flex-shrink: 0; }
.contact-row dd { font-size: .9375rem; color: var(--clr-text-muted); }
.contact-link {
  color: var(--clr-primary-400);
  font-weight: 600;
  transition: color .2s;
}
.contact-link:hover { color: var(--clr-accent); }
.contact-email { word-break: break-all; }

/* Form */
.contact-form {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}
.contact-form-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 1.5rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
.form-group { display: flex; flex-direction: column; gap: .375rem; margin-bottom: 1rem; }
.form-label { font-size: .875rem; font-weight: 600; color: var(--clr-text); }
.required { color: var(--clr-accent); }
.form-input {
  padding: .75rem 1rem;
  font: inherit;
  font-size: .9375rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  color: var(--clr-text);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}
.form-input:focus {
  border-color: var(--clr-primary-400);
  box-shadow: 0 0 0 3px rgba(46,92,154,.12);
}
.form-input::placeholder { color: var(--clr-text-light); }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%236b7790' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .875rem center; padding-right: 2.5rem; }
.form-textarea { resize: vertical; min-height: 110px; }
.form-success {
  display: flex; align-items: center; gap: .5rem;
  padding: .875rem 1.125rem;
  background: #dcfce7; border: 1px solid #86efac;
  border-radius: var(--radius-md);
  color: #166534; font-weight: 600; font-size: .9375rem;
  margin-top: .75rem;
}
.form-error {
  display: flex; align-items: center; gap: .5rem;
  padding: .875rem 1.125rem;
  background: #fee2e2; border: 1px solid #fca5a5;
  border-radius: var(--radius-md);
  color: #991b1b; font-size: .9375rem;
  margin-top: .75rem;
}

/* ══════════════════════════════════
   FOOTER
══════════════════════════════════ */
.site-footer {
  background: var(--clr-dark);
  padding: 3.5rem 0 1.5rem;
}
.footer-layout {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 3rem;
  align-items: start;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 1.5rem;
}
.footer-logo .logo-name { font-size: 1.0625rem; }
.footer-tagline { font-size: .875rem; color: rgba(255,255,255,.5); margin-top: .625rem; }

.footer-nav ul { display: flex; flex-direction: column; gap: .5rem; }
.footer-nav a {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
  transition: color .2s;
}
.footer-nav a:hover { color: #fff; }

.footer-phone {
  display: block;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--clr-accent-200);
  margin-bottom: .5rem;
}
.footer-address {
  font-size: .875rem;
  color: rgba(255,255,255,.55);
  margin-bottom: .25rem;
}
.footer-hours { font-size: .8125rem; color: rgba(255,255,255,.4); }
.footer-bottom p {
  font-size: .8125rem;
  color: rgba(255,255,255,.3);
  text-align: center;
}

/* ══════════════════════════════════
   SCROLL REVEAL ANIMATIONS
══════════════════════════════════ */
.reveal-card,
.reveal-left,
.reveal-right,
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
}
.reveal-left { transform: translateX(-30px) translateY(0); }
.reveal-right { transform: translateX(30px) translateY(0); }

.reveal-card.visible,
.reveal-left.visible,
.reveal-right.visible,
.reveal-up.visible {
  opacity: 1;
  transform: translate(0);
}

/* ══════════════════════════════════
   RESPONSIVE
══════════════════════════════════ */

/* Tablet */
@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero-image-panel {
    display: block;
    height: 300px;
  }
  .hero-content-panel {
    padding: 3rem 2rem;
    justify-content: center;
  }
  .hero-content { max-width: 100%; }
  .hero-headline { font-size: 2.25rem; }

  .trust-layout { grid-template-columns: 1fr; gap: 3rem; }
  .contact-layout { grid-template-columns: 1fr; }

  .footer-layout {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .footer-layout > :last-child { grid-column: 1 / -1; }
}

/* Mobile */
@media (max-width: 640px) {
  .nav-menu {
    display: none;
    position: fixed;
    top: 60px; left: 0; right: 0;
    background: var(--clr-dark-800);
    padding: 1.25rem;
    flex-direction: column;
    gap: .25rem;
    border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .nav-menu.open { display: flex; }
  .nav-link { padding: .75rem 1rem; font-size: 1rem; }
  .nav-cta { justify-content: center; margin-top: .5rem; }
  .nav-toggle { display: flex; }

  .stats-grid { gap: 0; }
  .stat-item { padding: .75rem 1.5rem; }
  .stat-divider { display: none; }

  .services-grid { grid-template-columns: 1fr; }

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

  .footer-layout {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .footer-layout > :last-child { grid-column: 1; }

  .cta-actions { flex-direction: column; }
  .hero-actions { flex-direction: column; }
  .btn { justify-content: center; }
}