:root {
  --green-900: #004b24;
  --green-800: #006d34;
  --green-700: #0f7f42;
  --green-100: #e8f5e9;
  --green-050: #f4fbf5;
  --text-900: #1b1c1c;
  --text-700: #414755;
  --text-500: #627185;
  --line: #d8e0da;
  --white: #ffffff;
  --bg: #f7faf7;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Public Sans", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-900);
  background: var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
}

.navbar {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(130deg, var(--green-800), var(--green-700));
  color: var(--white);
  display: grid;
  place-items: center;
  font-size: 0.9rem;
}

.brand-text {
  line-height: 1.1;
}

.brand-text span {
  display: block;
}

.brand-sub {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-500);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-700);
  padding: 0.4rem 0.25rem;
  border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--green-800);
  border-bottom-color: var(--green-800);
}

.owner-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--green-800);
  color: var(--white);
  font-weight: 700;
  border-radius: 0.55rem;
  padding: 0.65rem 1rem;
  font-size: 0.88rem;
}

.owner-btn:hover {
  background: var(--green-900);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 0.5rem;
  width: 42px;
  height: 42px;
}

.mobile-panel {
  display: none;
  border-top: 1px solid var(--line);
  background: var(--white);
}

.mobile-panel.open {
  display: block;
}

.mobile-menu {
  padding: 0.9rem 0;
  display: grid;
  gap: 0.5rem;
}

.mobile-menu a {
  font-weight: 600;
  color: var(--text-700);
  padding: 0.5rem 0;
}

.hero {
  padding: 3.5rem 0 2.5rem;
  background: linear-gradient(125deg, #edf8f0, #ffffff);
  border-bottom: 1px solid var(--line);
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.7rem, 3.2vw, 2.7rem);
  line-height: 1.1;
}

.hero p {
  margin-top: 0.9rem;
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--text-700);
  max-width: 75ch;
}

.badge {
  display: inline-flex;
  align-items: center;
  background: var(--green-100);
  color: var(--green-900);
  border: 1px solid #c7ddcc;
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

main {
  padding: 2rem 0 3rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.2rem;
}

.card h2,
.card h3 {
  margin: 0 0 0.55rem;
}

.card p {
  margin: 0;
  color: var(--text-700);
  line-height: 1.6;
}

.section-title {
  font-size: 1.35rem;
  margin: 0 0 0.8rem;
}

.section-lead {
  color: var(--text-700);
  margin: 0 0 1.2rem;
}

.preview {
  margin-top: 1.25rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 1rem;
  overflow: hidden;
}

.preview figcaption {
  padding: 0.8rem 1rem;
  font-size: 0.87rem;
  color: var(--text-500);
  border-top: 1px solid var(--line);
  background: #fbfcfb;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.6rem;
  border: 1px solid var(--line);
  padding: 0.65rem 1rem;
  font-weight: 700;
  font-size: 0.92rem;
  background: var(--white);
  color: var(--text-900);
}

.btn.primary {
  background: var(--green-800);
  border-color: var(--green-800);
  color: var(--white);
}

.btn.primary:hover {
  background: var(--green-900);
}

.notice {
  border-left: 4px solid var(--green-700);
  background: #f2faf3;
  padding: 0.9rem 1rem;
  color: var(--text-700);
  border-radius: 0.5rem;
}

.auth-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.auth-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.35rem;
}

.auth-panel h2 {
  margin: 0 0 0.8rem;
}

.form-grid {
  display: grid;
  gap: 0.8rem;
}

label {
  font-size: 0.85rem;
  color: var(--text-700);
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #bfc9c0;
  border-radius: 0.55rem;
  padding: 0.65rem 0.75rem;
  font: inherit;
  background: var(--white);
}

textarea {
  min-height: 120px;
}

.site-footer {
  background: #142219;
  color: #dfebe0;
  padding: 2.4rem 0;
  margin-top: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.2rem;
}

.site-footer h2,
.site-footer h3 {
  margin: 0 0 0.6rem;
}

.site-footer p {
  margin: 0;
  color: #c5d8c8;
  line-height: 1.6;
}

.footer-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.footer-list a:hover {
  color: #8ce3a0;
}

.footer-bottom {
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  color: #a8c2ad;
  font-size: 0.88rem;
}

@media (max-width: 1040px) {
  .nav-links,
  .navbar .owner-btn {
    display: none;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .mobile-panel .owner-btn {
    margin-top: 0.55rem;
    width: fit-content;
  }

  .grid.cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .auth-layout {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .grid.cols-2,
  .grid.cols-3,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  main {
    padding-top: 1.3rem;
  }

  .hero {
    padding-top: 2.5rem;
  }
}