:root {
  --green: #1F3A33;
  --green-dark: #162B26;
  --ivory: #F3F1EA;
  --ivory-deep: #E7E4D9;
  --ink: #20262A;
  --muted: #55605C;
  --line: #D5D1C4;
  --serif: Marcellus, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 136px; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: #FFFFFF;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
}

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

h1, h2, h3 { margin: 0; font-family: var(--serif); font-weight: 400; line-height: 1.15; color: var(--green); }
h1 { font-size: clamp(2.5rem, 9vw, 4.75rem); }
h2 { font-size: clamp(2rem, 6vw, 3rem); }
h3 { font-size: 1.35rem; }
p { margin: 0; text-wrap: pretty; }
h1, h2, h3, .lead, .section-intro { text-wrap: balance; }
a { color: var(--green); }

:focus-visible { outline: 3px solid #B08D57; outline-offset: 2px; }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 12px 26px;
  border: 1px solid var(--green);
  background: var(--green);
  color: var(--ivory);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
.button:hover { background: var(--green-dark); }
.button-small { min-height: 44px; padding: 8px 18px; font-size: 0.95rem; white-space: nowrap; }
.button-light { background: var(--ivory); border-color: var(--ivory); color: var(--green); }
.button-light:hover { background: #FFFFFF; }
.button-outline { background: transparent; border-color: var(--ivory); color: var(--ivory); }
.button-outline:hover { background: rgba(243, 241, 234, 0.12); }

.site-header { position: sticky; top: 0; z-index: 10; background: #FFFFFF; border-bottom: 1px solid var(--line); }
.header-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; column-gap: 16px; min-height: 72px; padding-top: 8px; }
.brand { display: block; flex: 1 1 0; min-width: 0; max-width: 216px; }
.header-row .button { flex: none; }
.site-nav { display: flex; order: 3; flex: 0 0 100%; justify-content: space-between; gap: 8px; border-top: 1px solid var(--line); }
.site-nav a { display: inline-flex; align-items: center; min-height: 44px; color: var(--ink); font-size: 0.95rem; white-space: nowrap; text-decoration: none; }

.hero { background: var(--green); color: var(--ivory); padding: 64px 0 72px; }
.hero h1 { color: var(--ivory); max-width: 13em; }
.lead { max-width: 34em; margin-top: 22px; font-size: 1.15rem; }
.actions { display: flex; flex-direction: column; gap: 12px; margin-top: 34px; }

.section { padding: 64px 0; }
.section-tint { background: var(--ivory); }
#contact { background: var(--green); color: var(--ivory); }
#contact h2 { color: var(--ivory); font-size: clamp(2.5rem, 8vw, 4rem); }
#contact .section-intro { color: var(--ivory); font-size: 1.15rem; }
.section-intro { max-width: 36em; margin-top: 12px; color: var(--muted); }

.stone-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 16px; margin: 36px 0 0; padding: 0; list-style: none; }
.stone h3 { margin-top: 12px; font-size: 1.15rem; }
.stone p { color: var(--muted); font-size: 0.95rem; }
.stone-photo {
  display: flex;
  align-items: flex-end;
  aspect-ratio: 4 / 3;
  padding: 10px 12px;
  color: var(--ink);
  font-size: 0.8rem;
}
.tone-1 { background: #F1EFE9; }
.tone-2 { background: #E4DFD3; }
.tone-3 { background: #D6CFC0; }
.tone-4 { background: #C9C8C2; color: #1B1F22; }
.tone-5 { background: #A9AAA6; color: #15191C; }
.tone-6 { background: #3A3F41; color: #F3F1EA; }

.steps { display: grid; gap: 28px; margin: 36px 0 0; padding: 0; list-style: none; counter-reset: step; }
.steps li { counter-increment: step; padding-top: 18px; border-top: 1px solid var(--green); }
.steps li::before { content: counter(step); display: block; margin-bottom: 8px; font-family: var(--serif); font-size: 1.5rem; color: var(--green); }
.steps p { margin-top: 8px; color: var(--muted); }

.faq-grid { display: grid; gap: 40px; margin-top: 36px; }
.faq-grid h3 { margin-bottom: 10px; }
.faq-item { border-top: 1px solid var(--line); }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 52px; padding: 12px 0; font-weight: 600; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; flex: none; font-family: var(--serif); font-size: 1.5rem; line-height: 1; color: var(--green); }
.faq-item[open] summary::after { content: "\2212"; }
.faq-item p { padding-bottom: 16px; color: var(--muted); }
.faq-item ul { margin: -6px 0 0; padding: 0 0 16px 20px; color: var(--muted); }
.faq-item li { margin-bottom: 8px; }
.faq-item strong { color: var(--ink); font-weight: 600; }

.contact-grid { display: grid; gap: 40px; }
.contact-list { margin: 28px 0 0; padding: 0; list-style: none; }
.contact-list li { padding: 14px 0; border-top: 1px solid rgba(243, 241, 234, 0.3); }
.contact-list span { display: block; color: #CBD3CD; font-size: 0.85rem; }
.contact-list a { color: var(--ivory); font-size: 1.15rem; overflow-wrap: anywhere; }
.contact-list li:first-child a { font-size: 1.35rem; font-weight: 600; text-decoration: none; }

.contact-form { display: flex; flex-direction: column; padding: 24px 20px; background: var(--ivory); color: var(--ink); }
.contact-form label { margin: 16px 0 6px; font-weight: 600; font-size: 0.95rem; }
.contact-form label:first-of-type { margin-top: 0; }
.contact-form input, .contact-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid #8C8F85;
  border-radius: 0;
  background: #FFFFFF;
  color: var(--ink);
  font: inherit;
  font-size: 16px;
}
.contact-form .button { margin-top: 22px; }
.trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.site-footer { padding: 40px 0; background: var(--green-dark); color: var(--ivory); font-size: 0.9rem; }
.footer-row { display: flex; flex-direction: column; align-items: center; gap: 14px; text-align: center; }
.footer-row p { text-wrap: balance; }

.thanks {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 100vh;
  padding: 40px 20px;
  background: var(--green);
  color: var(--ivory);
  text-align: center;
}
.thanks h1 { color: var(--ivory); font-size: clamp(2.25rem, 8vw, 3.5rem); }

@media (min-width: 560px) {
  .actions { flex-direction: row; flex-wrap: wrap; }
  .stone-grid { gap: 32px 24px; }
}

@media (min-width: 860px) {
  html { scroll-padding-top: 88px; }
  .header-row { flex-wrap: nowrap; padding-top: 0; }
  .site-nav { order: 0; flex: 0 1 auto; justify-content: flex-start; gap: 28px; margin-left: auto; border-top: 0; }
  .site-nav a { font-size: 1rem; }
  .site-nav a:hover { color: var(--green); text-decoration: underline; }
  .hero { padding: 104px 0 112px; }
  .lead, .section-intro { max-width: none; }
  .section { padding: 92px 0; }
  .stone-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
  .faq-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 64px; align-items: start; }
  .contact-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 64px; align-items: start; }
  .contact-form { padding: 32px; }
  .footer-row { flex-direction: row; align-items: center; justify-content: space-between; text-align: right; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}