/* SynthaSystems: "Systems Ledger" */
:root {
  --ink: #0F1A2B;
  --paper: #F7F6F2;
  --white: #FFFFFF;
  --signal: #0B6E6E;
  --signal-hover: #084F4F;
  --signal-dark: #5FD3C6;
  --slate: #4A5568;
  --body: #2A3444;
  --rule: #D9D6CC;
  --rule-dark: #2E3D57;
  --mist: #C9CED6;
  --placeholder: #E9E6DD;
  --display: 'Space Grotesk', system-ui, sans-serif;
  --sans: Inter, system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --radius: 10px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { font-family: var(--display); letter-spacing: -0.015em; line-height: 1.12; margin: 0; }
p { margin: 0; }
a { color: var(--signal); }
a:hover { color: var(--signal-hover); }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 2px; }
[id] { scroll-margin-top: 96px; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.skip-link { position: absolute; left: 16px; top: -48px; background: var(--ink); color: var(--paper); padding: 10px 14px; border-radius: 6px; z-index: 20; }
.skip-link:focus { top: 12px; color: var(--paper); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--rule); }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 12px 24px; min-height: 68px; }
.logo { display: inline-flex; align-items: center; min-height: 44px; }
.logo img { width: 198px; }
.site-nav { display: flex; align-items: center; gap: 0 22px; font-size: 15px; font-weight: 500; }
.site-nav a:not(.btn) { color: var(--ink); text-decoration: none; padding: 12px 0; }
.site-nav a:not(.btn):hover { color: var(--signal); }
.site-nav a[aria-current="page"] { color: var(--signal); font-weight: 600; }
.nav-toggle { display: none; min-height: 44px; padding: 0 16px; border: 1.5px solid var(--ink); border-radius: 6px; background: transparent; color: var(--ink); font: 600 15px var(--sans); cursor: pointer; }

@media (max-width: 920px) {
  .nav-toggle { display: inline-flex; align-items: center; }
  .header-row { flex-wrap: wrap; }
  .js .site-nav { display: none; }
  .site-nav { flex-basis: 100%; flex-direction: column; align-items: stretch; padding: 4px 0 16px; }
  .js .site-nav.open { display: flex; }
  .site-nav a:not(.btn) { border-top: 1px solid var(--rule); }
  .site-nav .btn { margin-top: 12px; justify-content: center; }
}

/* Type helpers */
.eyebrow { font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--signal); margin-bottom: 16px; }
.dark .eyebrow { color: var(--signal-dark); }
.display { font-size: clamp(2.5rem, 5vw, 4.25rem); line-height: 1.04; margin-bottom: 24px; }
.page-title { font-size: clamp(2.25rem, 4.5vw, 3.5rem); line-height: 1.08; max-width: 840px; margin-bottom: 20px; }
.section-title { font-size: clamp(1.75rem, 3.2vw, 2.5rem); max-width: 760px; margin-bottom: 32px; }
.lead { font-size: 20px; line-height: 1.5; color: var(--body); max-width: 640px; margin-bottom: 16px; }
.intro { font-size: 18px; color: var(--slate); max-width: 720px; }
.muted { color: var(--slate); }
.small { font-size: 13px; line-height: 1.5; }
.dark .muted, .dark .intro { color: var(--mist); }

/* Layout */
.section { padding-top: 48px; padding-bottom: 48px; }
.section-top { padding-top: 88px; padding-bottom: 40px; }
.section-hero { padding-top: 96px; padding-bottom: 80px; }
.section-end { padding-bottom: 96px; }
.split { display: flex; flex-wrap: wrap; gap: 48px; align-items: center; }
.split > .main { flex: 999 1 560px; min-width: 0; }
.split > .side { flex: 1 1 340px; min-width: 0; }
.split-top { align-items: flex-start; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { display: grid; gap: 32px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.row-between { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 32px; }
.row-between .section-title { margin-bottom: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.dark { background: var(--ink); color: var(--paper); }
.white { background: var(--white); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }

/* Buttons and links */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 24px; border-radius: 6px; border: 0; background: var(--signal); color: var(--white); font: 600 16px var(--sans); text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--signal-hover); color: var(--white); }
.btn-sm { min-height: 44px; padding: 0 18px; font-size: 15px; }
.btn-outline { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--paper); }
.btn-light { background: var(--signal-dark); color: var(--ink); }
.btn-light:hover { background: var(--paper); color: var(--ink); }
.arrow-link { display: inline-block; font-weight: 600; padding: 12px 0; }
.dark .arrow-link { color: var(--signal-dark); }

/* Cards */
.card { background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius); padding: 28px; }
.card-link { display: flex; flex-direction: column; gap: 12px; color: var(--ink); text-decoration: none; transition: border-color 0.15s; }
.card-link:hover { color: var(--ink); border-color: var(--signal); }
.card-featured { border: 2px solid var(--signal); }
.card .num { font-family: var(--mono); font-size: 13px; color: var(--signal); margin-bottom: 8px; }
.card h3, .card-title { font-size: 22px; margin-bottom: 10px; }
.card h3.story-title { font-size: 21px; line-height: 1.3; margin: 0; }
.card p { font-size: 15px; color: var(--slate); }
.meta { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--slate); }
.card-featured .meta-signal, .meta-signal { color: var(--signal); }
.more { margin-top: auto; padding-top: 4px; font-weight: 600; color: var(--signal); }
.panel { background: var(--white); border: 1px solid var(--rule); border-radius: 12px; padding: clamp(24px, 5vw, 48px); }
.panel-dark { background: var(--ink); color: var(--paper); border-radius: 12px; padding: clamp(24px, 5vw, 48px); }
.rule-top { border-top: 2px solid var(--signal); padding-top: 20px; }
.rule-top h3 { font-size: 21px; margin-bottom: 10px; }
.rule-top p { color: var(--slate); }

/* Hero systems card */
.systems-card { background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius); padding: 28px; }
.systems-card .connector { height: 32px; border-left: 2px dashed var(--signal); margin: 20px 0 0 20px; }
.platform { background: var(--ink); color: var(--paper); border-radius: 8px; padding: 18px 20px; }
.platform .meta { color: var(--signal-dark); margin-bottom: 6px; }

/* Chips and tags */
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.chip { background: var(--paper); border-radius: 999px; padding: 8px 14px; font-size: 14px; }
.tag { border: 1px solid var(--rule); border-radius: 4px; padding: 6px 10px; font-size: 14px; }
.card .tag { font-size: 13px; }
.jump { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; }
.jump a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border: 1px solid var(--rule); background: var(--white); border-radius: 999px; color: var(--ink); text-decoration: none; font-size: 14px; }
.jump a:hover { border-color: var(--signal); color: var(--signal); }

/* Proof strip */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; padding-top: 48px; padding-bottom: 48px; margin: 0 auto; }
.stats dd { margin: 0; font-family: var(--display); font-size: 44px; font-weight: 700; line-height: 1.1; }
.stats dt { order: 2; color: var(--mist); font-size: 15px; margin-top: 4px; }
.stats div { display: flex; flex-direction: column; }

/* Lists and steps */
.list { margin: 0; padding-left: 20px; font-size: 16px; line-height: 1.8; color: var(--body); }
.steps { list-style: none; margin: 0 0 32px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.steps li { border: 1px solid var(--rule-dark); border-radius: 6px; padding: 10px 14px; font-size: 14px; }
.steps .n { font-family: var(--mono); color: var(--signal-dark); margin-right: 4px; }
.gates { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.gates li { background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius); padding: 24px; }
.gates li.last { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.gates .num { font-family: var(--mono); font-size: 13px; color: var(--signal); margin-bottom: 14px; }
.gates li.last .num { color: var(--signal-dark); }
.gates p { font-size: 15px; color: var(--slate); }
.gates li.last p:not(.num) { color: var(--mist); }
.numbered { list-style: none; margin: 0; padding: 0; display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.numbered li { border-top: 2px solid var(--signal); padding-top: 16px; }
.numbered .num { font-family: var(--mono); font-size: 13px; color: var(--signal); margin-bottom: 6px; }

/* Services */
.service-list { display: flex; flex-direction: column; gap: 20px; }
.service { display: flex; flex-wrap: wrap; gap: 32px 48px; }
.service .s-intro { flex: 1 1 320px; min-width: 0; }
.service .s-detail { flex: 2 1 480px; min-width: 0; }
.service h2 { font-size: 30px; margin-bottom: 12px; }
.service .quote { color: var(--slate); }
.service .how { font-size: 15px; color: var(--slate); margin: 20px 0 8px; }
.service .how strong { color: var(--ink); }
.service .links { display: flex; flex-wrap: wrap; gap: 0 24px; }
.service .links a + a { color: var(--ink); }

/* Engagement cards */
.engage-card { display: flex; flex-direction: column; gap: 16px; padding: 32px; border-radius: 12px; }
.engage-card h2 { font-size: 28px; }
.engage-card .list { font-size: 15px; }
.engage-card .btn { margin-top: auto; }

/* Stories */
.story { padding: 72px 0; border-top: 1px solid var(--rule); }
.story:nth-of-type(even) { background: var(--white); }
.story h2 { font-size: clamp(1.75rem, 3.4vw, 2.6rem); max-width: 880px; margin-bottom: 24px; }
.story-facts { margin: 0 0 40px; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 20px 0; }
.story-facts dt { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--slate); }
.story-facts dd { margin: 6px 0 0; }
.story h3 { font-size: 22px; margin: 0 0 12px; }
.story .body p, .story .body .list { font-size: 17px; line-height: 1.7; color: var(--body); margin-bottom: 28px; }
.results { align-self: flex-start; background: var(--ink); color: var(--paper); border-radius: 12px; padding: 32px; display: flex; flex-direction: column; gap: 24px; }
.results .meta { color: var(--signal-dark); }
.results ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 20px; }
.results li { font-size: 15px; color: var(--mist); }
.results li strong { display: block; font-family: var(--display); font-size: 30px; line-height: 1.15; color: var(--paper); margin-bottom: 4px; }
.back-to-top { display: inline-block; margin-top: 8px; font-weight: 600; padding: 12px 0; }

/* About */
.headshot { aspect-ratio: 4 / 5; border-radius: 12px; }
.bench-card { display: flex; flex-direction: column; gap: 16px; }
.bench-card svg { width: 72px; height: 72px; }

/* Placeholders */
.placeholder { border: 1px dashed #A8A293; background: var(--placeholder); border-radius: 12px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: var(--slate); text-align: center; padding: 24px; }
.placeholder-tall { min-height: 420px; }

/* Forms */
.form { display: flex; flex-direction: column; gap: 16px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; }
.form input, .form textarea { min-height: 44px; padding: 10px 12px; border: 1px solid #A8A293; border-radius: 6px; font: 400 16px var(--sans); color: var(--ink); background: var(--white); }
.form textarea { resize: vertical; }
.form .hp { position: absolute; left: -9999px; }
.calendly-inline-widget { min-width: 320px; height: 700px; }

/* Prose (privacy) */
.prose { max-width: 760px; }
.prose h2 { font-size: 24px; margin: 40px 0 12px; }
.prose p, .prose ul { font-size: 17px; line-height: 1.7; color: var(--body); margin: 0 0 16px; }
.prose ul { padding-left: 22px; }

/* Footer */
.site-footer { background: var(--ink); color: var(--mist); }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; padding-top: 48px; padding-bottom: 48px; }
.footer-brand { max-width: 320px; }
.footer-brand img { width: 170px; margin-bottom: 12px; }
.footer-brand p { font-size: 14px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 4px 24px; font-size: 14px; max-width: 640px; align-content: flex-start; }
.footer-nav a { color: #E6E9EE; padding: 12px 0; }
.footer-nav a:hover { color: var(--signal-dark); }
.footer-legal { border-top: 1px solid #24324A; }
.footer-legal p { padding-top: 16px; padding-bottom: 16px; font-size: 13px; }