:root {
  --bg: #f7f5ef;
  --surface: #ffffff;
  --surface-soft: #eef4f1;
  --text: #23302b;
  --muted: #5f6d67;
  --border: #d8ded8;
  --accent: #2f6f5e;
  --accent-dark: #245649;
  --accent-soft: #dcebe5;
  --warning: #7a4d18;
  --danger: #9f2f2f;
  --shadow: 0 10px 30px rgba(38, 54, 48, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  line-height: 1.6;
}

a {
  color: var(--accent-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.header-inner,
.section,
.footer-inner {
  width: min(100% - 32px, 1080px);
  margin: 0 auto;
}

.header-inner {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px 0;
}

.site-name {
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.site-nav a {
  color: var(--muted);
  font-size: 0.98rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent-dark);
}

main {
  padding: 28px 0 44px;
}

.section {
  margin-bottom: 36px;
}

.hero {
  padding: 34px 0 10px;
}

.eyebrow {
  color: var(--accent-dark);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 8px;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 12px;
}

h1 {
  font-size: clamp(2rem, 7vw, 3.75rem);
  max-width: 820px;
}

h2 {
  font-size: clamp(1.45rem, 4vw, 2rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 16px;
}

.lead {
  color: var(--muted);
  font-size: clamp(1.08rem, 3vw, 1.25rem);
  max-width: 760px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.button,
button {
  align-items: center;
  background: var(--accent);
  border: 2px solid var(--accent);
  border-radius: 8px;
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 700;
  justify-content: center;
  min-height: 48px;
  padding: 10px 18px;
  text-decoration: none;
}

.button:hover,
button:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #ffffff;
}

.button.secondary {
  background: transparent;
  color: var(--accent-dark);
}

.button.secondary:hover {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.card-grid {
  display: grid;
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 20px;
}

.card p:last-child {
  margin-bottom: 0;
}

.status {
  border-radius: 999px;
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 12px;
  padding: 4px 10px;
}

.status.available {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.status.soon {
  background: #f3e8d8;
  color: var(--warning);
}

.soft-panel {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 22px;
}

.calculator {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

.field label {
  display: block;
  font-weight: 700;
  margin-bottom: 6px;
}

.field input {
  border: 1px solid #b9c5be;
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  min-height: 48px;
  padding: 10px 12px;
  width: 100%;
}

.field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 111, 94, 0.2);
  outline: none;
}

.results {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-top: 18px;
  padding: 18px;
}

.result-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 0;
}

.result-row + .result-row {
  border-top: 1px solid var(--border);
}

.result-label {
  color: var(--muted);
  font-size: 0.95rem;
}

.result-value {
  font-size: 1.25rem;
  font-weight: 700;
}

.budget-message {
  border-left: 4px solid var(--accent);
  font-weight: 700;
  margin-top: 12px;
  padding: 8px 0 8px 12px;
}

.budget-message.negative {
  border-left-color: var(--danger);
  color: var(--danger);
}

.faq-item {
  border-top: 1px solid var(--border);
  padding: 18px 0;
}

.faq-item:last-child {
  border-bottom: 1px solid var(--border);
}

.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 26px 0;
}

.footer-inner {
  display: grid;
  gap: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

@media (min-width: 720px) {
  .header-inner {
    align-items: center;
    flex-direction: row;
    justify-content: space-between;
  }

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

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

  .result-row {
    align-items: center;
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 980px) {
  .card-grid.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}