:root {
  --bg: #f4f3ef;
  --paper: #ffffff;
  --ink: #18222b;
  --muted: #60717f;
  --brand: #0f766e;
  --brand-2: #0a4c47;
  --line: #d8dee5;
  --accent: #e8f4f2;
  --shadow: 0 16px 40px rgba(17, 31, 44, 0.09);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% 0%, #d6efe9 0%, transparent 40%),
    radial-gradient(circle at 95% 10%, #e7f2f6 0%, transparent 35%),
    var(--bg);
  line-height: 1.45;
}

.container { width: min(1180px, 92%); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background: rgba(244, 243, 239, 0.88);
  border-bottom: 1px solid var(--line);
}
.header-wrap { display: flex; justify-content: space-between; align-items: center; padding: 0.9rem 0; }
.brand img { height: 34px; }
.nav a { color: var(--ink); text-decoration: none; margin-left: 1rem; font-weight: 600; }

.hero { padding: 3rem 0 2.25rem; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 2rem; align-items: center; }
.eyebrow { color: var(--brand-2); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; font-size: 0.76rem; }
h1, h2 { font-family: Manrope, sans-serif; margin: 0.2rem 0 0.9rem; }
h1 { font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.1; }
.lead { color: var(--muted); max-width: 60ch; }
.hero-art img { width: 100%; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
.btn-primary {
  margin-top: 1rem;
  display: inline-block;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff;
  text-decoration: none;
  padding: 0.72rem 1rem;
  border-radius: 12px;
  font-weight: 700;
}

.section-head p, .hint, .muted { color: var(--muted); }
.compare-section, .how-section, .partners { margin: 2rem auto 2.5rem; }
.selection-bar {
  margin-top: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
}
.selection-actions {
  display: flex;
  gap: 0.5rem;
}
.picker {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 0.65rem;
}
.pick-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.6rem;
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  background: #fff;
}
.pick-item input { margin-top: 0.2rem; }
.pick-item strong { font-size: 0.95rem; }
.pick-item span { display: block; font-size: 0.8rem; color: var(--muted); }

.cards {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.9rem;
}
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.card-body { padding: 0.72rem; }
.card-body h3 { margin: 0 0 0.2rem; font-family: Manrope, sans-serif; }
.meta { color: var(--muted); font-size: 0.84rem; }
.card a { color: var(--brand-2); text-decoration: none; font-weight: 700; }

.table-wrap {
  margin-top: 1rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: auto;
}
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { border-bottom: 1px solid var(--line); padding: 0.62rem; text-align: left; }
th { background: var(--accent); font-family: Manrope, sans-serif; }
tbody tr:hover { background: #f8fbfa; }

.ad-row { margin: 1.5rem auto; }
.ad-slot, .ad-inline {
  background: #f1f5f7;
  border: 1px dashed #9eafbc;
  color: #506171;
  text-align: center;
  border-radius: 12px;
  padding: 1rem;
  font-weight: 600;
}
.ad-inline { margin-top: 1rem; }
.btn-secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 10px;
  padding: 0.45rem 0.75rem;
  font-weight: 600;
  cursor: pointer;
}
.btn-secondary:hover {
  background: #f6f8f9;
}
.btn-secondary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.how-section ol { margin: 0; padding-left: 1.1rem; }
.how-section li { margin-bottom: 0.42rem; }
.site-footer { border-top: 1px solid var(--line); padding: 1rem 0 2rem; }
.footer-wrap { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .nav { display: none; }
  .selection-bar { flex-direction: column; align-items: flex-start; }
  .selection-actions { width: 100%; }
}