/* GreenGate landing page */
:root {
  --ink: #0b120d;
  --ink-soft: #303a33;
  --paper: #f5f3eb;
  --paper-deep: #ece8da;
  --white: #fffefa;
  --green: #238b52;
  --green-bright: #2fa862;
  --green-pale: #dcefe3;
  --amber: #bd8125;
  --red: #c8483a;
  --line: #d6d7cd;
  --line-dark: #263028;
  --display: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input, select { font: inherit; }
::selection { background: var(--green-pale); }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 8px 12px;
  background: var(--ink);
  color: white;
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: relative;
  z-index: 10;
  max-width: var(--max);
  height: 88px;
  margin: auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 760;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.brand-mark {
  width: 25px;
  height: 25px;
  display: flex;
  justify-content: space-between;
  border: 2px solid var(--ink);
  border-top: 0;
  padding: 5px 4px 0;
}
.brand-mark i { width: 2px; background: var(--green); }
.site-header nav { display: flex; align-items: center; gap: 32px; }
.site-header nav a {
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}
.site-header nav a:not(.nav-cta):hover { color: var(--green); }
.nav-cta { padding: 9px 14px; border: 1px solid var(--ink); }
.nav-cta:hover { background: var(--ink); color: var(--white); }

.hero {
  max-width: var(--max);
  min-height: 680px;
  margin: auto;
  padding: 100px 28px 110px;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(380px, .96fr);
  gap: 76px;
  align-items: center;
}
.eyebrow, .kicker {
  margin: 0 0 24px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: 9px; }
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-bright);
  box-shadow: 0 0 0 4px rgba(47,168,98,.13);
}
h1, h2, h3 { margin-top: 0; }
h1 {
  max-width: 760px;
  margin-bottom: 28px;
  font-family: var(--display);
  font-size: clamp(52px, 5.2vw, 76px);
  font-weight: 500;
  line-height: .99;
  letter-spacing: -.045em;
}
.hero-lede {
  max-width: 650px;
  margin: 0 0 35px;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.62;
}

.hero-actions { display: flex; align-items: center; gap: 26px; }
.button {
  min-height: 50px;
  padding: 12px 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-size: 14px;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--ink); color: var(--white); }
.button-primary:hover { background: var(--green); border-color: var(--green); }
.text-link { font-size: 14px; font-weight: 700; text-underline-offset: 5px; }
.hero-note { margin: 18px 0 0; color: #687069; font-size: 12px; }
.decision-card {
  background: var(--ink);
  color: var(--white);
  border: 1px solid var(--line-dark);
  box-shadow: 16px 16px 0 var(--paper-deep);
}
.terminal-bar, .terminal-foot {
  padding: 14px 17px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-dark);
  color: #c2c9c3;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .04em;
}
.live-label { display: flex; align-items: center; gap: 7px; color: #80d6a4; }
.live-label i { width: 6px; height: 6px; background: var(--green-bright); border-radius: 50%; }

.code-block { padding: 24px 0 22px; }
.code-row { min-height: 24px; display: grid; grid-template-columns: 48px 1fr; font: 11px/1.7 var(--mono); }
.code-row > span { color: #536057; text-align: center; user-select: none; }
.code-row b { color: #91dfb0; font-weight: 500; }
.code-row em { color: #e2b968; font-style: normal; }
.code-row.muted code { color: #7c877f; }
.decision-result {
  margin: 0 17px 18px;
  padding: 17px;
  display: grid;
  grid-template-columns: 35px 1fr 1.55fr 1.25fr;
  gap: 13px;
  align-items: center;
  background: #111d15;
  border: 1px solid #2c4133;
}
.result-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  font-size: 14px;
  font-weight: bold;
}
.decision-result small { display: block; color: #6f7f73; font: 8px var(--mono); letter-spacing: .1em; }
.decision-result strong { display: block; margin-top: 5px; font-size: 10px; white-space: nowrap; }
.terminal-foot { border-top: 1px solid var(--line-dark); border-bottom: 0; }
.pulse { width: 6px; height: 6px; border-radius: 50%; background: var(--green-bright); }

.problem-section {
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 118px max(28px, calc((100vw - var(--max)) / 2 + 28px));
}
.section-intro { max-width: 750px; margin-bottom: 64px; }
.section-intro h2 {
  margin-bottom: 24px;
  font-family: var(--display);
  font-size: clamp(40px, 4.4vw, 60px);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -.035em;
}
.section-intro > p:last-child { max-width: 640px; margin: 0; color: var(--ink-soft); font-size: 18px; }
.problem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.problem-card { min-height: 500px; padding: 35px; background: var(--paper); border: 1px solid var(--line); }
.card-number { color: var(--green); font: 700 11px var(--mono); letter-spacing: .08em; }
.problem-card h3 { max-width: 430px; margin: 54px 0 16px; font: 500 34px/1.12 var(--display); letter-spacing: -.025em; }
.problem-card > p { max-width: 465px; color: #596159; }
.dark-card { background: var(--ink); color: var(--white); border-color: var(--ink); }
.dark-card > p { color: #aeb7b0; }
.dark-card .card-number { color: #75cb99; }
.mini-ledger { margin: 35px 0 27px; padding: 22px; background: var(--white); border: 1px solid var(--line); font-family: var(--mono); }
.ledger-head, .ledger-total, .jobs { display: flex; align-items: center; justify-content: space-between; }
.ledger-head span, .ledger-total span { color: #788078; font-size: 9px; letter-spacing: .1em; }
.ledger-head strong { color: var(--green); font-size: 18px; }
.jobs { margin: 17px 0; padding: 17px 0; border-top: 1px dashed var(--line); border-bottom: 1px dashed var(--line); }
.jobs i { padding: 5px 7px; background: #f7e5e1; color: var(--red); font-size: 10px; font-style: normal; }
.ledger-total strong { color: var(--red); }

.problem-card .solution { margin: 0; padding-top: 21px; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 13px; }
.problem-card .solution span { margin-right: 8px; color: var(--green); font-family: var(--mono); font-size: 10px; font-weight: bold; text-transform: uppercase; }
.dark-card .solution { border-color: var(--line-dark); color: #b7c0b9; }
.dark-card .solution span { color: #75cb99; }
.problem-card .solution code { color: #91dfb0; font: 11px var(--mono); }
.stream-chart { position: relative; height: 112px; margin: 46px 0 38px; border-bottom: 1px solid #506057; }
.limit-line { position: absolute; z-index: 2; top: 15px; left: 0; width: 100%; border-top: 1px dashed var(--red); }
.limit-line span { position: absolute; right: 0; top: -18px; color: #e37a6e; font: 8px var(--mono); }
.stream-fill { position: absolute; bottom: 0; left: 0; width: 86%; height: 88%; background: linear-gradient(20deg, rgba(47,168,98,.06) 0 49%, rgba(47,168,98,.55) 50% 52%, transparent 53%); clip-path: polygon(0 100%, 0 91%, 11% 88%, 20% 80%, 27% 81%, 35% 68%, 43% 65%, 51% 54%, 59% 48%, 68% 35%, 75% 30%, 82% 12%, 100% 0, 100% 100%); }
.stop-mark { position: absolute; top: 3px; left: 82%; color: #f58b7d; font: 8px var(--mono); }
.stop-mark i { display: block; width: 1px; height: 88px; margin: 4px auto 0; background: var(--red); }
.chart-axis { position: absolute; bottom: -20px; width: 100%; display: flex; justify-content: space-between; color: #657168; font: 7px var(--mono); letter-spacing: .06em; }

.flow-section { max-width: var(--max); margin: auto; padding: 120px 28px 130px; }
.section-intro.compact { max-width: none; display: grid; grid-template-columns: 1fr 1fr; column-gap: 50px; align-items: end; }
.section-intro.compact .kicker { grid-column: 1 / -1; }
.section-intro.compact h2 { margin-bottom: 0; }
.section-intro.compact > p:last-child { padding-bottom: 8px; }
.flow-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.flow-step { position: relative; min-height: 340px; padding: 30px 30px 35px; border-right: 1px solid var(--line); }
.flow-step:first-child { border-left: 1px solid var(--line); }
.flow-step > span { position: absolute; top: 16px; right: 18px; color: #92988f; font: 10px var(--mono); }
.flow-icon { width: 54px; height: 54px; margin: 4px 0 50px; display: grid; place-items: center; border: 1px solid var(--ink); font: 20px var(--mono); }
.hold-icon { color: var(--amber); }
.settle-icon { color: var(--green); }
.flow-step h3 { margin-bottom: 14px; font: 500 25px var(--display); }
.flow-step p { margin: 0 0 26px; color: #5d665e; font-size: 14px; }
.flow-step code { color: var(--green); font: 10px var(--mono); }
.rules-section {
  max-width: var(--max);
  margin: 0 auto 130px;
  padding: 68px;
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 50px 80px;
  background: var(--ink);
  color: var(--white);
}
.rules-section h2 { margin: 0; font: 500 clamp(36px, 3.5vw, 50px)/1.08 var(--display); letter-spacing: -.03em; }
.rules-list { border-top: 1px solid #405047; }
.rules-list div { padding: 18px 0; display: grid; grid-template-columns: 36px 1fr 1.55fr; align-items: center; border-bottom: 1px solid #2b382f; }
.rules-list span { color: #6e7b72; font: 9px var(--mono); }
.rules-list strong { font-size: 14px; }
.rules-list small { color: #9fa9a1; font-size: 12px; }
.boundary-note { grid-column: 1 / -1; padding-top: 30px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; border-top: 1px solid #405047; }
.boundary-note strong { color: #7ed29f; font: 700 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.boundary-note p { margin: 0; color: #b6beb8; font-size: 14px; }

.interest-section {
  padding: 120px max(28px, calc((100vw - var(--max)) / 2 + 28px));
  display: grid;
  grid-template-columns: 1fr .82fr;
  gap: 110px;
  background: var(--white);
  border-top: 1px solid var(--line);
}
.interest-copy h2 { max-width: 620px; margin-bottom: 24px; font: 500 clamp(40px, 4.2vw, 58px)/1.07 var(--display); letter-spacing: -.035em; }
.interest-copy > p:not(.kicker) { max-width: 600px; color: var(--ink-soft); font-size: 17px; }
.interest-copy ul { margin: 34px 0 0; padding: 0; list-style: none; }
.interest-copy li { margin: 13px 0; color: #4e5850; font-size: 14px; }
.interest-copy li::before { content: "✓"; margin-right: 12px; color: var(--green); font-weight: bold; }
.interest-form { padding: 31px; background: var(--paper); border: 1px solid var(--line); box-shadow: 10px 10px 0 var(--paper-deep); }
.form-heading { margin-bottom: 28px; display: flex; justify-content: space-between; color: var(--green); font: 700 10px var(--mono); letter-spacing: .08em; }
.form-heading small { color: #8b918a; font-weight: normal; letter-spacing: 0; text-transform: none; }
.interest-form label { margin: 16px 0 6px; display: block; font-size: 12px; font-weight: 700; }
.interest-form label span { color: #8b918a; font-weight: 400; }
.interest-form input, .interest-form select, .interest-form textarea {
  width: 100%;
  padding: 12px 13px;
  background: var(--white);
  border: 1px solid #c9ccc2;
  border-radius: 0;
  color: var(--ink);
  outline: none;
}
.interest-form textarea { resize: vertical; }
.interest-form input:focus, .interest-form select:focus, .interest-form textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(35,139,82,.12); }
.interest-form .button { width: 100%; margin-top: 23px; }
.form-note { margin: 12px 0 0; color: #777e77; font-size: 10px; text-align: center; }
footer { max-width: var(--max); min-height: 120px; margin: auto; padding: 30px 28px; display: grid; grid-template-columns: 1fr auto 1fr; gap: 28px; align-items: center; }
.footer-email {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: #4f5951;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  text-underline-offset: 4px;
  transition: color .18s ease;
}
.footer-email svg { color: var(--green); flex: 0 0 auto; }
.footer-email:hover { color: var(--green); text-decoration: underline; }
.footer-email:focus-visible { outline: 2px solid var(--green); outline-offset: 5px; }
.footer-copyright { margin: 0; color: #697169; font-size: 11px; text-align: right; }

@media (max-width: 900px) {
  .site-header nav a:not(.nav-cta) { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 75px; gap: 60px; }
  .decision-card { max-width: 620px; }
  .problem-grid, .section-intro.compact, .interest-section { grid-template-columns: 1fr; }
  .section-intro.compact { gap: 22px; }
  .problem-card { min-height: auto; }
  .flow-grid { grid-template-columns: 1fr; border-bottom: 0; }
  .flow-step { min-height: 280px; border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .flow-icon { margin-bottom: 30px; }
  .rules-section { margin-left: 20px; margin-right: 20px; padding: 45px 35px; grid-template-columns: 1fr; }
  .boundary-note { grid-column: auto; }
  .interest-section { gap: 60px; }
  .interest-form { max-width: 600px; }
}

@media (max-width: 600px) {
  .site-header { height: 72px; padding: 0 18px; }
  .nav-cta { padding: 7px 10px; font-size: 11px !important; }
  .hero { min-height: auto; padding: 65px 20px 80px; }
  h1 { font-size: 46px; }
  .hero-lede { font-size: 17px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 17px; }
  .decision-card { box-shadow: 8px 8px 0 var(--paper-deep); }
  .decision-result { grid-template-columns: 32px 1fr; }
  .decision-result > div:nth-child(n+3) { display: none; }
  .terminal-foot span:first-child { max-width: 230px; }
  .problem-section, .flow-section, .interest-section { padding: 80px 20px; }
  .problem-grid { gap: 14px; }
  .problem-card { padding: 27px 22px; }
  .problem-card h3 { margin-top: 38px; font-size: 29px; }
  .jobs i { padding: 4px; font-size: 8px; }
  .flow-section { padding-left: 20px; padding-right: 20px; }
  .rules-section { margin: 0 12px 80px; padding: 40px 22px; }
  .rules-list div { grid-template-columns: 30px 1fr; }
  .rules-list small { display: none; }
  .boundary-note { grid-template-columns: 1fr; gap: 14px; }
  .interest-form { padding: 24px 20px; box-shadow: 6px 6px 0 var(--paper-deep); }
  footer { padding: 30px 20px; grid-template-columns: 1fr; gap: 22px; }
  .footer-email { justify-self: start; }
  .footer-copyright { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}