:root {
  --bg: #FBFCFB;
  --surface: #F1F4F2;
  --ink: #1C2321;
  --muted: #56625E;
  --line: #D9DDDA;
  --green: #1F7A55;
  --green-soft: #E3F1EA;
  --amber: #B7791F;
  --bubble: #FFFFFF;
  --chat-bg: #E9EEEB;
  --focus: #1F7A55;
  --measure: 68ch;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141917;
    --surface: #1C2320;
    --ink: #E8EDEA;
    --muted: #9EABA6;
    --line: #2E3834;
    --green: #4CC08B;
    --green-soft: #1D3229;
    --amber: #E3B054;
    --bubble: #232B28;
    --chat-bg: #19201D;
    --focus: #4CC08B;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #141917; --surface: #1C2320; --ink: #E8EDEA; --muted: #9EABA6; --line: #2E3834;
  --green: #4CC08B; --green-soft: #1D3229; --amber: #E3B054; --bubble: #232B28; --chat-bg: #19201D;
  --focus: #4CC08B; color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Onest", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  font-feature-settings: "tnum" 0;
}
a { color: var(--green); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

/* header */
.site-head { border-bottom: 1px solid var(--line); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.125rem; color: var(--ink); text-decoration: none; letter-spacing: -0.01em; }
.brand-mark { width: 28px; height: 28px; flex: none; }
.site-nav { display: flex; gap: 6px 20px; flex-wrap: wrap; font-size: 0.9375rem; }
.site-nav a { color: var(--muted); text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }

/* hero */
.hero { padding: 56px 0 64px; }
.hero .wrap { display: grid; gap: 48px; align-items: center; }
@media (min-width: 900px) { .hero .wrap { grid-template-columns: 1.1fr 0.9fr; gap: 64px; } .hero { padding: 88px 0 96px; } }
.hero h1 {
  font-size: clamp(2.125rem, 4.6vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 0 0 24px;
  max-width: 16ch;
}
.lede { font-size: 1.1875rem; color: var(--muted); max-width: 52ch; margin: 0 0 28px; }
.legal-line { font-size: 0.9375rem; color: var(--muted); margin: 0; }
.legal-line strong { color: var(--ink); font-weight: 600; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 0 0 28px; }
.btn {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 20px;
  border-radius: 8px; font-weight: 600; text-decoration: none; font-size: 1rem;
  border: 1px solid var(--green);
}
.btn-primary { background: var(--green); color: #fff; }
:root[data-theme="dark"] .btn-primary { color: #0E1A15; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn-primary { color: #0E1A15; } }
.btn-quiet { color: var(--green); background: transparent; }

/* chat demo: the one loud element */
.chat {
  background: var(--chat-bg);
  border-radius: 22px;
  padding: 20px 16px 22px;
  max-width: 400px;
  width: 100%;
  justify-self: center;
  border: 1px solid var(--line);
}
.chat-head { display: flex; align-items: center; gap: 10px; padding: 0 4px 14px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.chat-avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--green); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 0.875rem; }
.chat-name { font-weight: 600; font-size: 0.9375rem; line-height: 1.2; }
.chat-sub { font-size: 0.8125rem; color: var(--muted); }
.msg {
  background: var(--bubble);
  border-radius: 4px 14px 14px 14px;
  padding: 12px 14px 8px;
  font-size: 0.9375rem;
  line-height: 1.5;
  box-shadow: 0 1px 0 var(--line);
}
.msg p { margin: 0 0 8px; }
.msg dl { margin: 0 0 8px; display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; font-size: 0.875rem; }
.msg dt { color: var(--muted); }
.msg dd { margin: 0; font-variant-numeric: tabular-nums; }
.msg-time { text-align: right; font-size: 0.75rem; color: var(--muted); }
.quick { display: grid; gap: 6px; margin-top: 6px; }
.quick span {
  background: var(--bubble); border-radius: 10px; text-align: center; padding: 10px;
  color: var(--green); font-weight: 600; font-size: 0.9375rem; box-shadow: 0 1px 0 var(--line);
}
.reply {
  margin: 14px 0 0 auto; width: fit-content; max-width: 80%;
  background: var(--green-soft); border-radius: 14px 4px 14px 14px; padding: 8px 12px; font-size: 0.9375rem;
}
.status { margin-top: 14px; font-size: 0.8125rem; color: var(--green); font-weight: 600; text-align: center; }
@media (prefers-reduced-motion: no-preference) {
  .reply { animation: pop 0.45s ease-out 1.2s both; }
  .status { animation: fade 0.4s ease-out 1.9s both; }
  @keyframes pop { from { opacity: 0; transform: translateY(6px) scale(0.98); } to { opacity: 1; transform: none; } }
  @keyframes fade { from { opacity: 0; } to { opacity: 1; } }
}

/* sections */
section.block { padding: 64px 0; border-top: 1px solid var(--line); }
section.block h2 { font-size: clamp(1.625rem, 2.6vw, 2.125rem); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 16px; font-weight: 800; max-width: 24ch; }
.section-intro { color: var(--muted); max-width: var(--measure); margin: 0 0 40px; }

.services { display: grid; gap: 48px; }
@media (min-width: 860px) { .services { grid-template-columns: 1fr 1fr; gap: 64px; } }
.service h3 { font-size: 1.375rem; margin: 0 0 6px; letter-spacing: -0.01em; }
.service .tag { font-size: 0.875rem; color: var(--muted); margin: 0 0 16px; }
.service ul { padding-left: 1.1em; margin: 0 0 16px; }
.service li { margin-bottom: 6px; }
.service .note { font-size: 0.9375rem; color: var(--muted); border-left: 3px solid var(--amber); padding-left: 14px; margin: 0; }
.service.wa .note { border-left-color: var(--green); }

.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 28px; counter-reset: step; }
@media (min-width: 860px) { .steps { grid-template-columns: repeat(4, 1fr); gap: 32px; } }
.steps li { counter-increment: step; }
.steps li::before {
  content: counter(step);
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  border: 2px solid var(--green); color: var(--green); font-weight: 800; margin-bottom: 14px;
}
.steps h3 { font-size: 1.0625rem; margin: 0 0 6px; }
.steps p { margin: 0; color: var(--muted); font-size: 0.9375rem; }

.data-table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.data-table th, .data-table td { text-align: left; vertical-align: top; padding: 12px 16px 12px 0; border-bottom: 1px solid var(--line); }
.data-table th { font-weight: 600; color: var(--muted); font-size: 0.875rem; }
.table-scroll { overflow-x: auto; }

.company { display: grid; gap: 32px; }
@media (min-width: 860px) { .company { grid-template-columns: 1fr 1fr; } }
.company dl { margin: 0; display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; }
.company dt { color: var(--muted); }
.company dd { margin: 0; }

/* legal pages */
.legal { padding: 48px 0 80px; }
.legal article { max-width: var(--measure); }
.legal h1 { font-size: clamp(2rem, 4vw, 2.75rem); line-height: 1.1; letter-spacing: -0.025em; margin: 0 0 12px; font-weight: 800; }
.legal .updated { color: var(--muted); margin: 0 0 32px; font-size: 0.9375rem; }
.legal h2 { font-size: 1.375rem; margin: 40px 0 10px; letter-spacing: -0.01em; }
.legal h3 { font-size: 1.0625rem; margin: 24px 0 6px; }
.legal li { margin-bottom: 6px; }
.legal .summary { background: var(--surface); border-radius: 12px; padding: 20px 24px; margin: 0 0 32px; }
.legal .summary p:first-child { margin-top: 0; }
.legal .summary p:last-child, .legal .summary ul:last-child { margin-bottom: 0; }
.lang-switch { font-size: 0.9375rem; margin: 0 0 24px; }

/* footer */
.site-foot { border-top: 1px solid var(--line); padding: 32px 0 48px; font-size: 0.9375rem; color: var(--muted); }
.site-foot .wrap { display: grid; gap: 16px; }
@media (min-width: 860px) { .site-foot .wrap { grid-template-columns: 1fr auto; align-items: start; } }
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.foot-links a { color: var(--muted); }
.site-foot p { margin: 0; }