:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --ink: #0f172a;
  --ink-muted: #64748b;
  --accent: #0f766e;
  --accent-dark: #0d5c56;
  --accent-soft: #ccfbf1;
  --border: #e2e8f0;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
  --radius: 16px;
  --font: "DM Sans", system-ui, -apple-system, sans-serif;
  --max: 920px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
}

a { color: var(--accent-dark); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.logo {
  display: block;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--ink);
}

.hero {
  padding: 3.5rem 1.25rem 2rem;
  text-align: center;
  background:
    radial-gradient(ellipse 70% 50% at 50% -20%, rgba(15, 118, 110, 0.12), transparent),
    linear-gradient(180deg, #fff 0%, var(--bg) 100%);
}

.hero-inner { max-width: 640px; margin: 0 auto; }

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero-sub {
  margin: 0 0 1.5rem;
  font-size: 1.125rem;
  color: var(--ink-muted);
}

.trust-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 1.5rem;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.trust-list li { display: flex; align-items: center; gap: 0.35rem; }

.check { color: var(--accent); font-weight: 700; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 24px rgba(15, 118, 110, 0.25);
}

.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.btn-hero { min-width: min(100%, 320px); }

.calc-section {
  padding: 0 1rem 2.5rem;
}

.calc-wrap {
  max-width: var(--max);
  margin: 0 auto;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  overflow: hidden;
}

#calc-frame {
  display: block;
  width: 100%;
  min-height: 560px;
  border: 0;
  background: #f8fafc;
}

.partner-panel {
  padding: 0 1rem 3rem;
}

.partner-panel.hidden { display: none; }

.partner-inner {
  max-width: var(--max);
  margin: 0 auto;
}

.partner-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow);
}

.partner-card.hidden { display: none; }

.partner-eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.partner-card h2 {
  margin: 0 0 0.75rem;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.partner-lead {
  margin: 0 0 1.5rem;
  color: var(--ink-muted);
}

.partner-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: var(--accent-soft);
  border-radius: 12px;
}

.partner-logo {
  max-height: 48px;
  width: auto;
  object-fit: contain;
}

.partner-logo.hidden { display: none; }

.partner-name {
  margin: 0;
  font-weight: 700;
  font-size: 1.125rem;
}

.partner-link {
  font-size: 0.9rem;
  word-break: break-all;
}

.partner-market {
  margin: 0 0 1.25rem;
  padding: 0.65rem 0.85rem;
  background: #f1f5f9;
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--ink-muted);
}

.partner-loading,
.partner-error {
  text-align: center;
  padding: 1rem;
  color: var(--ink-muted);
}

.partner-error { color: #b91c1c; }

.pm-cta {
  padding: 2.5rem 1.25rem 3.5rem;
  border-top: 1px solid var(--border);
  background: #fff;
}

.pm-inner {
  max-width: var(--max);
  margin: 0 auto;
  text-align: center;
}

.pm-cta h2 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink-muted);
}

.pm-cta p {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  color: var(--ink-muted);
}

.pm-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-muted);
  text-decoration: none;
}

.pm-link:hover { color: var(--accent-dark); text-decoration: underline; }

.site-footer {
  padding: 1.5rem 1.25rem 2rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--ink-muted);
}

.site-footer p { margin: 0; }

@media (max-width: 640px) {
  .hero { padding-top: 2.5rem; }
  .partner-card { padding: 1.5rem 1.25rem; }
}