/* ===== Aether Field: open field of plots, widening horizons ===== */
:root {
  --green: #3daf79;
  --green-deep: #217a51;
  --mint: #a3dcc2;
  --mint-soft: #e5f5ed;
  --graphite: #515254;
  --ink: #26282b;
  --night: #1f2124;
  --paper: #fbfdfc;
  --text: #3a3c40;
  --light-text: rgba(245, 247, 252, .92);
  --light-soft: rgba(245, 247, 252, .78);
  --line: #dbe9e1;
  --radius: 14px;
  --shadow: 0 18px 40px -22px rgba(31, 33, 36, .35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Onest", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--paper);
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--green-deep); }
h1, h2, h3 {
  font-family: "Unbounded", system-ui, sans-serif;
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 .6em;
  letter-spacing: -.01em;
}
h2 { font-size: clamp(1.6rem, 3.4vw, 2.5rem); font-weight: 600; }
h3 { font-size: 1.05rem; font-weight: 600; }
p { margin: 0 0 1em; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 253, 252, .86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, box-shadow .25s;
}
.site-header.scrolled { border-color: var(--line); box-shadow: 0 8px 24px -18px rgba(31,33,36,.35); }
.bar {
  max-width: 1240px; margin: 0 auto; padding: 12px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand-mark {
  width: 44px; height: 44px; border-radius: 10px; overflow: hidden; background: #fff;
  box-shadow: 0 0 0 1px var(--line);
  flex: none;
}
.brand-mark.sm { width: 32px; height: 32px; border-radius: 8px; }
.brand-mark img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.12); }
.brand-name { font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 1.02rem; letter-spacing: .01em; }

.primary-nav { display: flex; align-items: center; gap: 6px; }
.primary-nav a {
  color: var(--graphite); text-decoration: none; font-weight: 500; font-size: .95rem;
  padding: 8px 12px; border-radius: 8px; transition: background .2s, color .2s;
}
.primary-nav a.nav-cta { background: var(--ink); color: var(--light-text); margin-left: 6px; }
.nav-toggle { display: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(900px 420px at 80% 0%, rgba(163, 220, 194, .45), transparent 70%),
    linear-gradient(180deg, #f2faf6 0%, var(--paper) 100%);
  padding: 72px 24px 88px;
}
.wind { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.wind .w {
  fill: none; stroke: var(--green); stroke-width: 1.6; stroke-linecap: round; opacity: .35;
  stroke-dasharray: 140 1100;
  animation: drift 9s linear infinite;
}
.wind .w2 { stroke: var(--mint); stroke-width: 2.4; opacity: .7; animation-duration: 12s; animation-delay: -4s; }
.wind .w3 { animation-duration: 10.5s; animation-delay: -7s; }
.wind .w4 { stroke: var(--graphite); opacity: .16; animation-duration: 14s; animation-delay: -2s; }
@keyframes drift { from { stroke-dashoffset: 1240; } to { stroke-dashoffset: 0; } }

.hero-inner {
  position: relative; max-width: 1240px; margin: 0 auto;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}
.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .85rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  color: var(--green-deep); background: #fff; border: 1px solid var(--line);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 22px;
}
.kicker .dot { width: 9px; height: 9px; background: var(--green); border-radius: 2px; }
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.9rem); font-weight: 700; margin-bottom: 22px; }
.hero h1 span { color: var(--green-deep); display: block; }
.lede { font-size: 1.15rem; max-width: 34em; color: var(--text); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 24px; border-radius: 10px; font-weight: 600; text-decoration: none;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn-primary { background: var(--green-deep); color: #fff; box-shadow: 0 12px 24px -14px rgba(33,122,81,.8); }
.btn-ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); }

/* field of plots */
.field-wrap { position: relative; }
.field {
  display: grid; grid-template-columns: repeat(9, 1fr); gap: 8px;
  padding: 22px; background: #fff; border-radius: 20px;
  border: 1px solid var(--line); box-shadow: var(--shadow);
  transform: perspective(900px) rotateX(14deg);
  transform-origin: 50% 100%;
}
.field i {
  display: block; aspect-ratio: 1; border-radius: 4px;
  background: var(--mint-soft);
  animation: light 6.4s ease-in-out infinite;
  animation-delay: calc(var(--r) * .5s + var(--c) * .06s);
}
.field i.m { --lit: var(--mint); }
.field i.g { --lit: var(--green); }
.field i.d { --lit: var(--graphite); }
.field i:not(.m):not(.g):not(.d) { --lit: #cfeadd; }
@keyframes light {
  0%, 100% { background: var(--mint-soft); transform: scale(.9); }
  18%, 62% { background: var(--lit); transform: scale(1); }
}
.field-horizon {
  height: 2px; margin: 18px 10% 0;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}
.field-cap { text-align: center; font-size: .9rem; color: var(--graphite); margin: 12px 0 0; }

/* ---------- Horizons (sections that widen) ---------- */
.horizon { padding: 96px 24px; }
.horizon-inner { margin: 0 auto; }
.h1 .horizon-inner { max-width: 760px; text-align: center; }
.h2 .horizon-inner { max-width: 1020px; }
.h3 .horizon-inner { max-width: 1240px; }
.h-label {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: .85rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--green-deep); margin-bottom: 16px;
}
.h-label span {
  display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 6px;
  background: var(--green-deep); color: #fff; font-family: "Unbounded", sans-serif; font-size: .72rem; letter-spacing: 0;
}
.big { font-size: 1.14rem; }

.h1 { background: var(--paper); border-top: 1px solid var(--line); }
.sky-notes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 36px; text-align: left; }
.note {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 18px 16px; border-top: 4px solid var(--mint);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.note b { display: block; font-family: "Unbounded", sans-serif; font-size: .95rem; color: var(--ink); margin-bottom: 4px; }
.note span { font-size: .95rem; }

.h2 { background: linear-gradient(180deg, var(--mint-soft), #f6fbf8); }
.h2 .big { max-width: 40em; }
.compare { display: grid; grid-template-columns: 1fr 1.2fr; gap: 20px; margin-top: 36px; }
.view {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.view svg { width: 100%; max-width: 280px; height: auto; margin-bottom: 18px; }
.view p { margin: 0; }
.path-line { stroke: #b9bcbf; stroke-width: 3; stroke-dasharray: 6 8; }
.node { fill: var(--graphite); }
.view-open { border-color: var(--mint); box-shadow: var(--shadow); }
.plots rect { fill: var(--mint-soft); stroke: var(--mint); rx: 3; }
.lit rect { fill: var(--green); rx: 3; animation: pulse 3s ease-in-out infinite; }
.lit rect:nth-child(2) { animation-delay: .5s; }
.lit rect:nth-child(3) { animation-delay: 1s; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .45; } }

/* dark, widest horizon */
.h3 {
  background:
    linear-gradient(rgba(163,220,194,.06) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(90deg, rgba(163,220,194,.06) 1px, transparent 1px) 0 0 / 48px 48px,
    var(--night);
  color: var(--light-text);
}
.h3 h2 { color: #fff; }
.h3 .big { color: var(--light-text); max-width: 42em; }
.h3 .h-label { color: var(--mint); }
.h3 .h-label span { background: var(--mint); color: var(--night); }
.steps {
  list-style: none; padding: 0; margin: 44px 0 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.step {
  position: relative; padding: 24px 22px 22px;
  background: rgba(255,255,255,.04); border: 1px solid rgba(163,220,194,.22); border-radius: var(--radius);
  transition: transform .25s, background .25s, border-color .25s;
}
.step-tile { display: block; width: 26px; height: 26px; border-radius: 5px; background: rgba(163,220,194,.25); margin-bottom: 18px; }
.step:nth-child(2) .step-tile { background: rgba(163,220,194,.5); }
.step:nth-child(3) .step-tile { background: var(--mint); }
.step:nth-child(4) .step-tile { background: var(--green); box-shadow: 0 0 0 6px rgba(61,175,121,.22); }
.step b { display: block; font-family: "Unbounded", sans-serif; font-weight: 600; color: #fff; margin-bottom: 6px; }
.step p { margin: 0; color: var(--light-soft); font-size: .97rem; }

/* ---------- Quote band ---------- */
.quote-band { background: var(--mint); padding: 84px 24px; }
.quote-inner { max-width: 1000px; margin: 0 auto; display: flex; gap: 36px; align-items: center; }
.quote-tiles { display: grid; grid-template-columns: repeat(2, 34px); gap: 8px; flex: none; }
.quote-tiles i { width: 34px; height: 34px; border-radius: 6px; background: #fff; }
.quote-tiles i:nth-child(2) { background: var(--green-deep); }
.quote-tiles i:nth-child(3) { background: var(--graphite); }
blockquote { margin: 0; }
blockquote p {
  font-family: "Unbounded", sans-serif; font-weight: 500;
  font-size: clamp(1.25rem, 2.7vw, 1.9rem); line-height: 1.35; color: var(--night); margin-bottom: 14px;
}
blockquote cite { font-style: normal; font-weight: 600; color: var(--ink); font-size: .95rem; }

/* ---------- FAQ ---------- */
.faq { padding: 96px 24px; background: var(--paper); }
.faq-inner { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: start; }
.faq-head p:last-child { color: var(--text); }
.faq-list { display: grid; gap: 12px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; transition: border-color .2s, box-shadow .2s, transform .2s; }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  background: none; border: 0; cursor: pointer; text-align: left;
  font: 600 1.02rem/1.4 "Onest", sans-serif; color: var(--ink); padding: 18px 20px;
}
.pm { position: relative; width: 22px; height: 22px; border-radius: 5px; background: var(--mint-soft); flex: none; }
.pm::before, .pm::after { content: ""; position: absolute; left: 6px; right: 6px; top: 10px; height: 2px; background: var(--green-deep); transition: transform .25s; }
.pm::after { transform: rotate(90deg); }
.faq-item.open .pm::after { transform: rotate(0); }
.faq-a { display: none; padding: 0 20px 18px; }
.faq-a p { margin: 0; }
.faq-item.open .faq-a { display: block; }
.faq-item.open { border-color: var(--mint); }

/* ---------- Contact ---------- */
.contact { background: var(--ink); padding: 96px 24px; color: var(--light-text); }
.contact-inner { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.contact h2 { color: #fff; }
.contact-copy p { color: var(--light-text); font-size: 1.1rem; }
.h-label.light { color: var(--mint); }
.h-label.light span { background: var(--mint); color: var(--night); }
.contact-cards { display: grid; gap: 12px; }
.c-card {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 20px 22px; border-radius: 12px; text-decoration: none;
  background: rgba(255,255,255,.05); border: 1px solid rgba(163,220,194,.25);
  transition: transform .25s, background .25s, border-color .25s;
}
.c-k { font-size: .8rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--mint); }
.c-v { font-weight: 600; color: #fff; font-size: 1.05rem; overflow-wrap: anywhere; }

/* ---------- Footer ---------- */
.site-footer { background: var(--night); color: var(--light-soft); padding: 36px 24px; border-top: 1px solid rgba(255,255,255,.08); }
.foot { max-width: 1240px; margin: 0 auto; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; }
.foot .brand { color: #fff; }
.foot p { margin: 0; font-size: .92rem; }

/* ---------- Reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Hover (after reveal) ---------- */
@media (hover: hover) and (pointer: fine) {
  .primary-nav a:hover { background: var(--mint-soft); color: var(--ink); }
  .primary-nav a.nav-cta:hover { background: var(--green-deep); color: #fff; }
  .btn:hover { transform: translateY(-2px); }
  .btn-primary:hover { background: #1b6744; box-shadow: 0 16px 28px -14px rgba(33,122,81,.9); }
  .btn-ghost:hover { border-color: var(--green); color: var(--green-deep); }
  .note.reveal.in:hover, .note:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-top-color: var(--green); }
  .view:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--green); }
  .step:hover { transform: translateY(-5px); background: rgba(163,220,194,.1); border-color: var(--mint); }
  .faq-item:hover { border-color: var(--green); box-shadow: 0 10px 22px -16px rgba(31,33,36,.4); transform: translateX(4px); }
  .c-card:hover { transform: translateX(6px); background: rgba(163,220,194,.14); border-color: var(--mint); }
  .field i:hover { outline: 2px solid var(--green-deep); }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 44px; }
  .field-wrap { max-width: 560px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .faq-inner, .contact-inner { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--line); background: #fff; cursor: pointer; padding: 0 11px;
  }
  .nav-toggle span { display: block; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .25s, opacity .25s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .primary-nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 4px; padding: 12px 16px 18px;
    background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: 0 18px 30px -20px rgba(31,33,36,.4);
  }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 12px 14px; }
  .primary-nav a.nav-cta { margin: 6px 0 0; text-align: center; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .bar { padding: 10px 16px; }
  .hero { padding: 44px 16px 60px; }
  .lede, .big { font-size: 1.04rem; }
  .hero-actions .btn { flex: 1 1 100%; }
  .field { gap: 5px; padding: 14px; border-radius: 14px; }
  .horizon, .faq, .contact { padding: 64px 16px; }
  .quote-band { padding: 60px 16px; }
  .sky-notes, .compare, .steps { grid-template-columns: 1fr; }
  .quote-inner { flex-direction: column; align-items: flex-start; gap: 22px; }
  .kicker { font-size: .74rem; letter-spacing: .04em; }
  .wind { opacity: .45; }
  .foot { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .field i.m, .field i.g, .field i.d { background: var(--lit); }
  .js .reveal { opacity: 1; transform: none; }
}