/* Rooftop Payback: bright and friendly for homeowners. White and sky, a sun
   orange, big rounded type, a drawn house. System fonts only. */
:root {
  --bg: #ffffff; --bg-2: #f1f6fd; --ink: #102038; --ink-2: #3d4d66; --ink-3: #6a7890;
  --rule: #dfe6f1; --sun: #f26b1d; --sun-2: #d9570c; --sun-soft: #fff1e6; --sky: #1f5fbf; --sky-soft: #e6effc;
  --on-sun: #ffffff; --shadow: 0 10px 30px -18px rgba(16,32,56,.35);
  --sans: ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --wrap: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1626; --bg-2: #122036; --ink: #eef3fb; --ink-2: #c3cedf; --ink-3: #93a2b9;
    --rule: #22324b; --sun: #ff8a3d; --sun-2: #ff9d5a; --sun-soft: #3a2413; --sky: #7fb0ff; --sky-soft: #172a47;
    --on-sun: #1a0d02; --shadow: none;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 18px/1.6 var(--sans); }
a { color: var(--sky); text-underline-offset: 3px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -9999px; } .skip:focus { left: 12px; top: 12px; background: var(--bg); padding: 6px 10px; z-index: 9; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.3rem); margin: 0 0 .7rem; }
h3 { font-size: 1.15rem; margin: 0 0 .5rem; }

header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 14px; min-height: 70px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand svg { width: 34px; height: 34px; flex: none; }
.brand-name { font-weight: 800; font-size: 1.15rem; }
.brand-tag { color: var(--ink-3); font-size: .88rem; }
header nav { display: flex; gap: 20px; font-size: .98rem; font-weight: 600; }
header nav a { color: var(--ink-2); text-decoration: none; }
header nav a:hover { color: var(--sun-2); }

.hero { background: linear-gradient(180deg, var(--sun-soft), var(--bg)); padding: 40px 0 56px; }
.hero.small { padding: 36px 0 24px; }
.hero-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center; }
.tag { display: inline-block; margin: 0 0 14px; padding: 6px 14px; border-radius: 999px; background: var(--bg); border: 2px solid var(--sun); color: var(--sun-2); font-weight: 700; font-size: .85rem; }
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.3rem); margin: 0 0 18px; font-weight: 850; }
.hero h1 span { color: var(--sun-2); }
.lede { font-size: 1.15rem; color: var(--ink-2); max-width: 60ch; margin: 0 0 26px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 12px 24px; border-radius: 14px; border: 0;
  background: var(--sun); color: var(--on-sun); font: 750 1.02rem/1.2 var(--sans); text-decoration: none; cursor: pointer; box-shadow: var(--shadow); }
.btn:hover { background: var(--sun-2); }
.art { width: 100%; height: auto; max-width: 420px; justify-self: center; }
.art .sun { fill: #ffc94a; } .art .rays { stroke: #ffb020; stroke-width: 5; stroke-linecap: round; }
.art .roof { fill: #c8452a; } .art .panel { fill: var(--sky); } .art .grid { stroke: #9cc0f5; stroke-width: 2; }
.art .wall { fill: #f6e9d4; } .art .door { fill: #8a5a3c; } .art .ground { stroke: #7cc47f; stroke-width: 6; stroke-linecap: round; }

section { padding: 56px 0; }
.band { background: var(--bg-2); }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin: 20px 0 40px; }
.card { background: var(--bg); border: 1px solid var(--rule); border-radius: 20px; padding: 22px; box-shadow: var(--shadow); }
.card p { color: var(--ink-2); margin: 0; }
.card .num { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; background: var(--sky-soft); color: var(--sky); font-weight: 850; margin-bottom: 12px; }
.card.warn .num { background: var(--sun-soft); color: var(--sun-2); }
.tbl-title { margin: 30px 0 10px; }
.tscroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: 16px; border: 1px solid var(--rule); }
table.t { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.t th, .t td { text-align: left; padding: 11px 16px; border-bottom: 1px solid var(--rule); }
.t thead th { background: var(--bg-2); font-size: .82rem; color: var(--ink-3); font-weight: 700; }
.t tbody tr:last-child > * { border-bottom: 0; }
.t td:last-child { min-width: 13em; }
.t th, .t td:not(:last-child) { white-space: nowrap; }
.src { font-size: .85rem; color: var(--ink-3); margin: 10px 0 0; max-width: 85ch; }
.wide { max-width: 75ch; color: var(--ink-2); }
.range { display: flex; align-items: stretch; gap: 16px; margin: 24px 0; flex-wrap: wrap; }
.range > div:not(.arrow) { background: var(--bg); border-radius: 20px; padding: 20px 24px; flex: 1 1 220px; box-shadow: var(--shadow); border: 1px solid var(--rule); }
.range .big { font-size: 2rem; font-weight: 850; color: var(--sun-2); margin: 0; }
.range p { margin: 4px 0 0; color: var(--ink-2); }
.arrow { align-self: center; font-size: 2rem; color: var(--ink-3); }

.join { display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; align-items: start; }
.join p { color: var(--ink-2); }
form.waitlist { display: grid; gap: 16px; }
form.waitlist.home { background: var(--bg-2); padding: 24px; border-radius: 22px; }
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
.fields .full { grid-column: 1 / -1; }
form label { display: grid; gap: 6px; font-weight: 700; font-size: .95rem; }
.opt { font-weight: 400; color: var(--ink-3); }
input, textarea { font: 1rem/1.4 var(--sans); color: var(--ink); background: var(--bg); border: 2px solid var(--rule); border-radius: 12px; padding: 12px 14px; width: 100%; }
input:focus, textarea:focus, .btn:focus-visible, .linkbtn:focus-visible { outline: 3px solid var(--sun); outline-offset: 2px; }
.pick { margin: 0; color: var(--ink-2); }
.tiers { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.tier { background: var(--bg); border: 2px solid var(--rule); border-radius: 22px; padding: 24px; display: flex; flex-direction: column; gap: 10px; box-shadow: var(--shadow); }
.tier:last-child { border-color: var(--sun); }
.tier-name { margin: 0; font-weight: 800; color: var(--sky); }
.tier-price { margin: 0; }
.tier-price .amt { font-size: 2.6rem; font-weight: 850; line-height: 1; }
.tier-price .per { color: var(--ink-3); }
.tier-desc { margin: 0; color: var(--ink-2); }
.tier-list { margin: 0; padding-left: 20px; color: var(--ink-2); font-size: .95rem; flex: 1; }
.tier-btn { width: 100%; }
.undecided { margin: 0; }
.linkbtn { background: none; border: 0; padding: 0; color: var(--sky); font: inherit; text-decoration: underline; cursor: pointer; }
.formnote { margin: 0; font-size: .88rem; color: var(--ink-3); }
.thanks { margin: 0; padding: 20px; border-radius: 16px; background: var(--sky-soft); }
.default-submit { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
button:disabled { opacity: .6; cursor: wait; }

.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.facts h2 { font-size: 1.2rem; }
.facts p { color: var(--ink-2); margin: 0; }
.faq details { border-top: 1px solid var(--rule); padding: 14px 0; max-width: 80ch; }
.faq summary { cursor: pointer; font-weight: 700; }
.faq p { color: var(--ink-2); margin: 10px 0 0; }
.doc main > .wrap.prose { padding: 32px 20px 56px; }
.prose { max-width: 760px; }
.prose h1 { font-size: 2.3rem; margin: 4px 0 6px; }
.prose h2 { font-size: 1.3rem; margin-top: 2rem; }
.prose p, .prose li { color: var(--ink-2); }
.kicker { color: var(--sun-2); font-weight: 800; margin: 0; }
.meta { color: var(--ink-3); font-size: .9rem; }
code { font-size: .9em; }

footer.site { border-top: 1px solid var(--rule); padding: 28px 0 40px; font-size: .88rem; color: var(--ink-3); }
footer.site p { margin: 0 0 8px; max-width: 90ch; }
footer.site b { color: var(--ink); }

@media (max-width: 820px) {
  .hero-grid, .join, .tiers, .fields, .cards, .facts { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .art { max-width: 280px; order: -1; }
  section { padding: 40px 0; }
  .hero { padding: 16px 0 36px; }
  .brand-tag { display: none; }
  .btn { width: 100%; }
  .arrow { transform: rotate(90deg); margin: 0 auto; }
}