:root {
  --bg: #f6f7f8; --fg: #16181d; --muted: #5b6270; --card: #ffffff; --line: #e3e6ea;
  --accent: #0f766e; --accent-fg: #ffffff; --accent-soft: #e6f4f2; --warn: #b45309; --warn-soft: #fff4e5;
  --radius: 12px; --max: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1216; --fg: #e8eaee; --muted: #9aa3b2; --card: #171b21; --line: #2a303a; --accent: #2dd4bf; --accent-fg: #06201d; --accent-soft: #123532; --warn: #fbbf24; --warn-soft: #3a2a08; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); }
h2 { font-size: 1.5rem; } h3 { font-size: 1.1rem; } h4 { font-size: 1rem; margin-top: 1.5em; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); } .small { font-size: .9rem; }
main { max-width: var(--max); margin: 0 auto; padding: 0 20px 60px; }
.top { max-width: var(--max); margin: 0 auto; padding: 18px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--fg); }
.top nav { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.top nav a { color: var(--fg); }
.btn { display: inline-block; background: var(--accent); color: var(--accent-fg); padding: 12px 20px; border-radius: 10px; font-weight: 600; border: 0; cursor: pointer; font-size: 1rem; }
.btn:hover { text-decoration: none; filter: brightness(1.05); }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn.small { padding: 8px 14px; font-size: .95rem; }
.hero { padding: 40px 0 30px; max-width: 800px; }
.eyebrow { color: var(--accent); font-weight: 600; text-transform: uppercase; font-size: .8rem; letter-spacing: .06em; }
.lead { font-size: 1.15rem; color: var(--muted); }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 20px 0; }
.proof { list-style: none; padding: 0; margin: 0; display: flex; gap: 20px; flex-wrap: wrap; color: var(--muted); font-size: .95rem; }
.proof li::before { content: "✓ "; color: var(--accent); font-weight: 700; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; margin: 22px 0; }
.drop { border: 2px dashed var(--line); border-radius: var(--radius); padding: 34px 20px; text-align: center; cursor: pointer; transition: border-color .15s, background .15s; }
.drop:hover, .drop.over, .drop:focus { border-color: var(--accent); background: var(--accent-soft); outline: none; }
.drop p { margin: 0 0 6px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid.four { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
label { display: flex; flex-direction: column; gap: 6px; font-size: .95rem; }
label.check { flex-direction: row; align-items: flex-start; gap: 10px; margin: 14px 0; }
input[type=text], input[type=email], input[type=number], input:not([type]), textarea, select { font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--fg); width: 100%; }
input[type=range] { width: 100%; accent-color: var(--accent); }
output { float: right; font-weight: 600; }
.hp { position: absolute; left: -9999px; }
.mapping, .assumptions, .result { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--line); }
.manual { margin-top: 18px; }
.manual summary { cursor: pointer; font-weight: 600; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; font-size: .85rem; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.tablewrap { overflow-x: auto; }
#manual-table input, #manual-table select { padding: 6px 8px; min-width: 110px; }
.row { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.kpis { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.kpi { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; background: var(--bg); }
.kpi.accent { background: var(--accent-soft); border-color: transparent; }
.k-label { display: block; color: var(--muted); font-size: .85rem; }
.k-value { display: block; font-size: 1.5rem; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.levers { display: grid; gap: 8px; }
.lever { display: grid; grid-template-columns: 170px 1fr 110px; gap: 12px; align-items: center; font-size: .95rem; }
.bar { height: 12px; background: var(--line); border-radius: 6px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); border-radius: 6px; }
.lever .num { text-align: right; font-variant-numeric: tabular-nums; }
.risks { margin-top: 16px; display: grid; gap: 8px; }
.risk { background: var(--warn-soft); border-left: 3px solid var(--warn); padding: 10px 12px; border-radius: 6px; font-size: .95rem; }
.fee { margin-top: 24px; padding: 18px; border-radius: 10px; background: var(--accent-soft); }
.steps { padding-left: 20px; } .steps li { margin-bottom: 10px; }
.price { border: 1px solid var(--line); border-radius: 10px; padding: 18px; }
.big { font-size: 2.4rem; font-weight: 700; margin: 0; color: var(--accent); }
.pricetable td:last-child { text-align: right; font-weight: 600; white-space: nowrap; }
footer { max-width: var(--max); margin: 0 auto; padding: 20px; display: flex; gap: 18px; flex-wrap: wrap; color: var(--muted); font-size: .9rem; border-top: 1px solid var(--line); }
footer a { color: var(--muted); }
.legal { max-width: 760px; }
@media (max-width: 640px) { .lever { grid-template-columns: 1fr; gap: 4px; } .card { padding: 18px; } }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[aria-invalid="true"] { border-color: #dc2626 !important; }