:root {
  --color-primary: #4A5A60;
  --color-secondary: #DEE5DF;
  --color-accent: #6FA88A;
  --color-neutral-dark: #1A2024;
  --color-neutral-light: #F7FAF7;
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --max-width: 1180px;
  --radius: 16px;
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-neutral-dark);
  background: var(--color-secondary);
  line-height: 1.6;
  font-size: 16px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--color-primary); }
h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-neutral-dark);
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); margin: 0 0 1rem; }
h3 { font-size: 1.25rem; margin: 0 0 0.5rem; }
p { margin: 0 0 1rem; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  margin: 0 0 1rem;
}

/* === Header / Nav === */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--color-neutral-light);
  border-bottom: 1px solid rgba(74, 90, 96, 0.08);
  position: sticky;
  top: 0;
  z-index: 50;
  flex-wrap: wrap;
}
.logo { display: inline-flex; align-items: center; }
.logo img { height: 72px; width: auto; }
.nav-toggle {
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  border-radius: 8px;
  padding: 0.4rem 0.7rem;
  font-size: 1.1rem;
  cursor: pointer;
}
.primary-nav {
  display: none;
  flex-direction: column;
  width: 100%;
  gap: 0.25rem;
  margin-top: 1rem;
}
.primary-nav.is-open { display: flex; }
.primary-nav a {
  text-decoration: none;
  color: var(--color-primary);
  padding: 0.6rem 0.25rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(74, 90, 96, 0.08);
}
.primary-nav a[aria-current="page"] { color: var(--color-accent); }

@media (min-width: 768px) {
  .site-header { padding: 1.25rem 2.5rem; flex-wrap: nowrap; }
  .logo img { height: 96px; }
  .nav-toggle { display: none; }
  .primary-nav {
    display: flex;
    flex-direction: row;
    width: auto;
    gap: 2rem;
    margin-top: 0;
  }
  .primary-nav a { border: 0; padding: 0; }
}

/* === Hero card === */
.hero {
  padding: 3rem 1rem;
}
.hero-card__inner {
  background: var(--color-neutral-light);
  max-width: 880px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  border-radius: 24px;
  box-shadow: 0 30px 60px -30px rgba(26, 32, 36, 0.25);
  text-align: left;
}
.hero-card__inner h1 { max-width: 18ch; }
.hero__sub {
  font-size: 1.125rem;
  color: var(--color-primary);
  max-width: 52ch;
  margin-bottom: 2rem;
}
.hero-card__image {
  margin-top: 2.5rem;
  border-radius: 12px;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
@media (min-width: 768px) {
  .hero { padding: 5rem 2rem; }
  .hero-card__inner { padding: 4rem; }
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.15s ease, background 0.15s ease;
  border: 1px solid transparent;
}
.btn-primary { background: var(--color-neutral-dark); color: var(--color-neutral-light); }
.btn-primary:hover { background: var(--color-primary); }
.btn-accent { background: var(--color-accent); color: var(--color-neutral-light); }
.btn-accent:hover { background: var(--color-primary); }

/* === Sections === */
.section {
  padding: 3rem 1.25rem;
  max-width: var(--max-width);
  margin: 0 auto;
}
.section-narrow {
  max-width: 720px;
}
.section-narrow p { font-size: 1.05rem; line-height: 1.75; }
@media (min-width: 768px) {
  .section { padding: 5rem 2rem; }
}

/* === Grid === */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* === Card === */
.card {
  background: var(--color-neutral-light);
  padding: 1.75rem;
  border-radius: var(--radius);
  border: 1px solid rgba(74, 90, 96, 0.08);
  display: flex;
  flex-direction: column;
}
.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--color-secondary);
  color: var(--color-accent);
  font-size: 1.2rem;
  margin-bottom: 1rem;
}
.card-link {
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px -20px rgba(26, 32, 36, 0.3);
}
.card-link h3 { color: var(--color-neutral-dark); }
.card p:last-child { margin-bottom: 0; }

/* === Testimonial === */
.testimonial-section {
  text-align: center;
  max-width: 780px;
}
.testimonial {
  margin: 0;
  padding: 2rem 1rem;
  font-family: var(--font-heading);
}
.testimonial p {
  font-size: 1.25rem;
  line-height: 1.55;
  font-style: italic;
  color: var(--color-neutral-dark);
}
.testimonial cite {
  display: block;
  margin-top: 1rem;
  font-style: normal;
  font-size: 0.95rem;
  color: var(--color-primary);
  font-weight: 500;
}

/* === CTA Band === */
.cta-band {
  background: var(--color-primary);
  color: var(--color-neutral-light);
  padding: 4rem 1.5rem;
  text-align: center;
}
.cta-band__inner { max-width: 720px; margin: 0 auto; }
.cta-band h2 { color: var(--color-neutral-light); }
.cta-band p { color: rgba(247, 250, 247, 0.85); margin-bottom: 1.75rem; }

/* === FAQ === */
.faq details {
  background: var(--color-neutral-light);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
  border: 1px solid rgba(74, 90, 96, 0.08);
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  list-style: none;
  padding: 0.4rem 0;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--color-accent); font-weight: 400; font-size: 1.25rem; }
.faq details[open] summary::after { content: "−"; }
.faq details[open] { background: var(--color-secondary); }
.faq p { margin-top: 0.75rem; color: var(--color-primary); }

/* === Article detail === */
.article {
  max-width: 65ch;
  margin: 0 auto;
  padding: 3rem 1rem;
  background: var(--color-neutral-light);
}
.article__header { margin-bottom: 2rem; }
.article__lead {
  font-size: 1.25rem;
  color: var(--color-primary);
  line-height: 1.55;
}
.article__image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin-block: 2rem;
  border-radius: 8px;
}
.article h2 {
  font-size: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}
.article p {
  font-size: 1.125rem;
  line-height: 1.75;
  margin-block: 1.25rem;
}
.article__footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(74, 90, 96, 0.15);
}
.back-link {
  text-decoration: none;
  color: var(--color-accent);
  font-weight: 600;
}
.back-link:hover { color: var(--color-primary); }
@media (min-width: 768px) {
  .article { padding: 5rem 2rem; }
}

/* === Footer === */
.site-footer {
  background: var(--color-neutral-dark);
  color: rgba(247, 250, 247, 0.85);
  padding: 3rem 1.5rem 2rem;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}
.site-footer a {
  color: rgba(247, 250, 247, 0.85);
  text-decoration: none;
  display: inline-block;
  padding: 0.2rem 0;
}
.site-footer a:hover { color: var(--color-accent); }
.site-footer nav { display: flex; flex-direction: column; }
.footer-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-neutral-light);
  margin-bottom: 0.5rem;
}
.footer-heading {
  font-weight: 600;
  color: var(--color-neutral-light);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}
.site-footer address {
  font-style: normal;
  line-height: 1.7;
  margin-bottom: 1rem;
}
.footer-legal { font-size: 0.9rem; }
.footer-copy {
  max-width: var(--max-width);
  margin: 2.5rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(247, 250, 247, 0.1);
  font-size: 0.85rem;
  color: rgba(247, 250, 247, 0.6);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.2fr 1fr 1.4fr; gap: 3rem; }
}

/* === Cookie banner === */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding: 1rem 1.25rem;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 100;
  box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.5);
}
.cookie-banner p { margin: 0; font-size: 0.9rem; line-height: 1.5; }
.cookie-banner button {
  background: var(--color-accent);
  color: var(--color-neutral-light);
  border: 0;
  padding: 0.6rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  align-self: flex-start;
  font-family: var(--font-body);
}
.cookie-banner button:hover { background: var(--color-primary); }
body.cookies-accepted .cookie-banner { display: none; }
@media (min-width: 640px) {
  .cookie-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    max-width: 720px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
  }
  .cookie-banner button { align-self: center; flex-shrink: 0; }
}