/* ===== Base ===== */
:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f4f8f8;
  --color-text: #1c2b2a;
  --color-text-soft: #4a5a59;
  --color-primary: #0f766e;
  --color-primary-dark: #0b544e;
  --color-accent: #d97706;
  --color-border: #e2e8e7;
  --color-warning-bg: #fff7ed;
  --color-warning-border: #f59e0b;
  --radius: 12px;
  --max-width: 1120px;
  font-size: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
}

img { max-width: 100%; display: block; }

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 { line-height: 1.25; font-weight: 700; color: #10201f; }
h1 { font-size: clamp(1.9rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-top: 3rem; }
h3 { font-size: 1.2rem; }

p { color: var(--color-text-soft); }

.section { padding: 3rem 0; }
.section--alt { background: var(--color-bg-alt); }

/* ===== Header ===== */
.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(6px);
  z-index: 50;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.logo {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-primary-dark);
}
.logo span { color: var(--color-accent); }
.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
}
.nav-toggle { display: none; }

@media (max-width: 760px) {
  .nav-links {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 1rem 24px 1.5rem;
    border-bottom: 1px solid var(--color-border);
    display: none;
    gap: 1rem;
  }
  .nav-links.open { display: flex; }
  .nav-toggle {
    display: inline-flex;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 6px 10px;
    font-size: 1.1rem;
    cursor: pointer;
  }
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(160deg, #f0fdfa 0%, #ffffff 55%);
  padding: 3.5rem 0 2.5rem;
}
.hero-flex {
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.hero-copy { flex: 1 1 420px; }
.hero-copy p.lead {
  font-size: 1.1rem;
  color: var(--color-text-soft);
  max-width: 54ch;
}
.badge {
  display: inline-block;
  background: #ccfbf1;
  color: var(--color-primary-dark);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.hero-visual { flex: 1 1 320px; }

.btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 8px;
  margin-top: 1.25rem;
}
.btn:hover { background: var(--color-primary-dark); text-decoration: none; }
.btn--outline {
  background: transparent;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
}

/* ===== Disclaimer banner ===== */
.disclaimer {
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  font-size: 0.92rem;
  color: #7c4a03;
}
.disclaimer strong { color: #7c4a03; }
.disclaimer--footer {
  margin: 2.5rem auto 0;
  max-width: var(--max-width);
}

/* ===== Image mockups ===== */
.mockup-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
  margin-top: 2rem;
}
.mockup-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.mockup-image {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  background: repeating-linear-gradient(135deg, #eef4f3, #eef4f3 10px, #e4ece9 10px, #e4ece9 20px);
  color: #6b7f7c;
  font-size: 0.9rem;
  text-align: center;
  padding: 1rem;
}
.mockup-image svg { width: 64px; height: 64px; margin-bottom: 8px; opacity: 0.55; }
.mockup-image--photo { padding: 1.5rem; background: #fafcfc; }
.mockup-image--photo img { max-height: 100%; width: auto; object-fit: contain; }
.mockup-caption { padding: 0.9rem 1.1rem; font-size: 0.88rem; color: var(--color-text-soft); }

/* ===== Cards / grid ===== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.card h3 { margin-top: 0; color: var(--color-primary-dark); }

/* ===== Table ===== */
.price-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.75rem;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.price-table th, .price-table td {
  padding: 0.85rem 1.1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.price-table th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
}
.price-table tr:last-child td { border-bottom: none; }
.price-note { font-size: 0.85rem; color: var(--color-text-soft); margin-top: 0.75rem; }

/* ===== Facts list ===== */
.facts-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}
.facts-list li {
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 8px;
  padding: 1rem 1.2rem;
  color: var(--color-text-soft);
  font-size: 0.95rem;
}
.facts-list strong { color: var(--color-text); display: block; margin-bottom: 0.25rem; }

/* ===== Steps ===== */
.steps { counter-reset: step; list-style: none; padding: 0; margin-top: 2rem; }
.steps li {
  position: relative;
  padding-left: 3rem;
  margin-bottom: 1.5rem;
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0; top: 0;
  width: 2rem; height: 2rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.steps h3 { margin: 0 0 0.3rem; }

/* ===== Blog ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
  margin-top: 2rem;
}
.post-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}
.post-card .tag {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.post-card h3 { margin-top: 0; }
.post-card .date { font-size: 0.82rem; color: #8a9a98; margin-bottom: 0.5rem; }
.post-card .read-more { margin-top: auto; font-weight: 600; }

article.post {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 0 4rem;
}
article.post .meta { color: #8a9a98; font-size: 0.9rem; margin-bottom: 2rem; }
article.post h2 { margin-top: 2.25rem; }
article.post p { color: var(--color-text); }
article.post ul { color: var(--color-text); }
.back-link { display: inline-block; margin-bottom: 1.5rem; font-weight: 600; }

.source-note {
  margin-top: 2.5rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-alt);
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--color-text-soft);
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  padding: 2.5rem 0;
  font-size: 0.9rem;
  color: var(--color-text-soft);
}
.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}
.footer-links a { color: var(--color-text-soft); }