:root {
  --color-primary: #0D9488;
  --color-secondary: #2DD4BF;
  --color-accent: #F97316;
  --color-neutral-dark: #134E4A;
  --color-neutral-light: #F0FDFA;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --radius-lg: 24px;
  --radius-md: 12px;
  --shadow-card: 0 30px 60px -30px rgba(19,78,74,0.35);
  --max-w: 1120px;
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-neutral-dark);
  background: var(--color-neutral-light);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: var(--font-heading); font-weight: 600; color: var(--color-neutral-dark); line-height: 1.2; margin: 0 0 0.75rem; }
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.65rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1rem; }

/* === Layout helpers === */
.section { max-width: var(--max-w); margin-inline: auto; padding: 4rem 1.25rem; }
.section--narrow { max-width: 760px; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 2.5rem; }
.section-sub { color: var(--color-neutral-dark); opacity: 0.75; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; font-weight: 600; color: var(--color-primary); margin: 0 0 1rem; }

/* === Header === */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  max-width: var(--max-w);
  margin-inline: auto;
  gap: 1rem;
  flex-wrap: wrap;
}
.logo { display: inline-block; }
.logo img { height: 72px; width: auto; }
@media (min-width: 768px) { .logo img { height: 96px; } }
.logo--footer img { height: 64px; }
.primary-nav { display: flex; align-items: center; }
.nav-toggle { background: none; border: none; color: var(--color-neutral-dark); cursor: pointer; padding: 0.5rem; }
.nav-menu { display: none; list-style: none; margin: 0; padding: 0; gap: 1.5rem; width: 100%; flex-direction: column; margin-top: 1rem; }
.nav-menu.is-open { display: flex; }
.nav-menu a { color: var(--color-neutral-dark); font-weight: 500; }
.nav-menu a[aria-current="page"] { color: var(--color-primary); }
@media (min-width: 768px) {
  .nav-toggle { display: none; }
  .nav-menu { display: flex; flex-direction: row; width: auto; margin-top: 0; }
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 10px 24px -12px rgba(19,78,74,0.4); }
.btn-primary { background: var(--color-primary); color: var(--color-neutral-light); }
.btn-accent { background: var(--color-accent); color: #fff; }
.btn-ghost { background: transparent; color: var(--color-neutral-light); border: 1px solid rgba(240,253,250,0.4); }

/* === Hero card === */
.hero { padding: 3rem 1.25rem; background: linear-gradient(135deg, rgba(45,212,191,0.15), rgba(19,78,74,0.05)); }
.hero-card {}
.hero-card__inner {
  max-width: 880px;
  margin-inline: auto;
  padding: 3rem 1.5rem;
  background: var(--color-neutral-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  text-align: center;
}
@media (min-width: 768px) { .hero-card__inner { padding: 4rem; } }
.hero-card h1 { max-width: 22ch; margin-inline: auto; }
.hero-sub { font-size: 1.15rem; max-width: 52ch; margin: 1rem auto 1.75rem; color: var(--color-neutral-dark); opacity: 0.85; }
.hero-card__img { margin: 2rem auto 0; border-radius: var(--radius-md); aspect-ratio: 16/9; object-fit: cover; width: 100%; max-width: 640px; }

/* === Grid === */
.grid { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

/* === Cards === */
.card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 1.75rem;
  border: 1px solid rgba(19,78,74,0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: block;
  color: inherit;
}
.card-icon { color: var(--color-primary); margin-bottom: 0.75rem; }
.card h3 { margin-top: 0; }
.card p { margin-bottom: 0; color: var(--color-neutral-dark); opacity: 0.85; font-size: 0.98rem; }
.card-link:hover { text-decoration: none; transform: translateY(-2px); box-shadow: 0 12px 30px -14px rgba(19,78,74,0.3); border-color: var(--color-secondary); }

/* === Testimonial === */
.testimonial-section { text-align: center; }
.testimonial { max-width: 720px; margin: 0 auto; padding: 2rem; border-left: 3px solid var(--color-accent); background: rgba(45,212,191,0.08); border-radius: var(--radius-md); }
.testimonial p { font-family: var(--font-heading); font-size: 1.35rem; line-height: 1.5; font-style: italic; margin-bottom: 1rem; }
.testimonial cite { 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 1.25rem; text-align: center; }
.cta-band__inner { max-width: 720px; margin-inline: auto; }
.cta-band h2 { color: var(--color-neutral-light); }
.cta-band p { opacity: 0.9; margin-bottom: 1.75rem; }
.cta-details { font-size: 0.95rem; }

/* === Contact === */
.contact-details { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .contact-details { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .contact-details { grid-template-columns: repeat(4, 1fr); } }
.contact-details address, .contact-details div { font-style: normal; padding: 1.25rem; background: #fff; border-radius: var(--radius-md); border: 1px solid rgba(19,78,74,0.08); }
.contact-details strong { display: block; color: var(--color-primary); margin-bottom: 0.4rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; }

/* === Form === */
.contact-form { display: grid; gap: 1.25rem; max-width: 640px; margin: 0 auto; }
.field { display: grid; gap: 0.4rem; }
.field label { font-weight: 500; font-size: 0.95rem; }
.field input, .field textarea {
  font: inherit;
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(19,78,74,0.2);
  border-radius: 8px;
  background: #fff;
  color: var(--color-neutral-dark);
}
.field input:focus, .field textarea:focus { outline: 2px solid var(--color-primary); border-color: transparent; }
.form-consent { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 0.9rem; }
.form-consent input { margin-top: 0.25rem; }

/* === Article === */
.article { max-width: 65ch; margin-inline: auto; padding: 3rem 1.25rem; }
.article__header { margin-bottom: 1.5rem; }
.article__sub { font-size: 1.2rem; color: var(--color-neutral-dark); opacity: 0.8; }
.article__hero { aspect-ratio: 16/9; object-fit: cover; margin-block: 2rem; border-radius: 8px; width: 100%; }
.article p { font-size: 1.115rem; line-height: 1.75; margin-block: 1.25rem; }
.article__footer { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(19,78,74,0.15); }
.back-link { font-weight: 500; }

/* === Footer === */
.site-footer { background: var(--color-neutral-dark); color: var(--color-neutral-light); padding: 3rem 1.25rem 1.5rem; margin-top: 4rem; }
.footer-grid { max-width: var(--max-w); margin-inline: auto; display: grid; gap: 2rem; grid-template-columns: 1fr; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: repeat(3, 1fr); } }
.site-footer h3 { color: var(--color-neutral-light); font-family: var(--font-body); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 1rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.5rem; }
.site-footer a { color: var(--color-neutral-light); opacity: 0.85; }
.site-footer a:hover { opacity: 1; color: var(--color-secondary); }
.site-footer address { font-style: normal; margin-bottom: 1rem; line-height: 1.7; }
.tagline { opacity: 0.8; font-style: italic; }
.legal-links { display: flex !important; flex-direction: row; gap: 1rem; flex-wrap: wrap; margin-top: 0.5rem !important; font-size: 0.9rem; }
.copyright { text-align: center; max-width: var(--max-w); margin: 2rem auto 0; padding-top: 1.5rem; border-top: 1px solid rgba(240,253,250,0.15); font-size: 0.85rem; opacity: 0.75; }

/* === Cookie banner === */
.cookie-banner {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  display: none;
  z-index: 9999;
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 40px -10px rgba(0,0,0,0.4);
  max-width: 640px;
  margin-left: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; font-size: 0.95rem; }
.cookie-banner__actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.cookie-banner__actions .btn { padding: 0.6rem 1rem; font-size: 0.88rem; }
.cookie-banner__prefs { margin-top: 1rem; display: grid; gap: 0.6rem; padding-top: 1rem; border-top: 1px solid rgba(240,253,250,0.15); }
.cookie-banner__prefs label { display: flex; gap: 0.5rem; align-items: center; font-size: 0.9rem; }
.cookie-banner__prefs .btn { justify-self: start; margin-top: 0.4rem; }