:root {
  --green-900: #0b3d21;
  --green-700: #146c33;
  --green-600: #1c8a43;
  --green-500: #23a352;
  --green-100: #e6f5eb;
  --green-50: #f3fbf6;
  --text-dark: #12261a;
  --text-light: #ffffff;
  --max-width: 720px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-dark);
  background: linear-gradient(180deg, var(--green-50) 0%, #ffffff 60%);
  min-height: 100vh;
}

.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-mark {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--green-600);
  display: inline-block;
}

.logo-text {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--green-900);
  letter-spacing: -0.02em;
}

.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1.5rem 3rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  color: var(--green-900);
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.tagline {
  color: var(--green-700);
  font-size: 1.15rem;
  margin: 0 0 2.5rem;
}

.contact-card {
  background: #ffffff;
  border: 1px solid var(--green-100);
  border-radius: 16px;
  padding: 2rem 2.5rem;
  box-shadow: 0 10px 30px rgba(11, 61, 33, 0.08);
  max-width: var(--max-width);
  width: 100%;
}

.contact-card h2 {
  margin: 0 0 1.25rem;
  color: var(--green-900);
  font-size: 1.3rem;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.contact-list li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-size: 1.1rem;
}

.icon {
  color: var(--green-600);
  font-size: 1.2rem;
}

.contact-list a {
  color: var(--text-dark);
  text-decoration: none;
  border-bottom: 2px solid var(--green-500);
  transition: color 0.15s ease, border-color 0.15s ease;
}

.contact-list a:hover {
  color: var(--green-700);
  border-color: var(--green-700);
}

.site-footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--green-700);
  font-size: 0.85rem;
}