/* Trellis Health Partners — site styles (tokens from Design System v1) */
/* Self-hosted fonts (SIL Open Font License) */
@font-face { font-family: "Source Serif 4"; src: url("assets/fonts/source-serif-4-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: Inter; src: url("assets/fonts/inter-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: Inter; src: url("assets/fonts/inter-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: Inter; src: url("assets/fonts/inter-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }

:root {
  --navy: #1E3A4C;
  --canopy: #3E6B48;
  --leaf: #7FA65A;
  --leaf-light: #A9C98A;
  --slate: #5B7B8F;
  --stone: #EEEAE3;
  --surface: #FFFFFF;
  --ink: #1E3A4C;
  --ink-muted: #4F6E80;
  --line: #D9D4CB;

  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: Inter, Calibri, Arial, system-ui, sans-serif;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --max: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 26px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--canopy); }
a:focus-visible, .btn:focus-visible { outline: 3px solid var(--leaf); outline-offset: 3px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--space-3); }

h1, h2, h3 { font-family: var(--serif); font-weight: 600; color: var(--ink); margin: 0; }
h1 { font-size: 52px; line-height: 58px; letter-spacing: -0.01em; }
h2 { font-size: 36px; line-height: 44px; letter-spacing: -0.005em; }
h3 { font-size: 22px; line-height: 30px; }
p { margin: 0; }
.lead { font-size: 19px; line-height: 30px; color: var(--ink-muted); }
.eyebrow {
  font-size: 12px; line-height: 16px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--canopy);
  margin-bottom: var(--space-2);
}

/* Skip link */
.skip { position: absolute; left: -9999px; }
.skip:focus { left: var(--space-2); top: var(--space-2); background: var(--navy); color: #fff; padding: 8px 12px; z-index: 100; border-radius: var(--radius-sm); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(140%) blur(6px);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: var(--space-3); }
.logo img { width: 200px; height: auto; }
.nav { display: flex; align-items: center; gap: var(--space-3); }
.nav a { color: var(--ink); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav a:hover { color: var(--canopy); }

/* Buttons */
.btn {
  display: inline-block; text-decoration: none; font-weight: 600; font-size: 16px; line-height: 22px;
  padding: 13px 22px; border-radius: var(--radius-md); border: 2px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
}
.btn-primary { background: var(--canopy); color: #fff; }
.btn-primary:hover { background: #335a3c; }
.btn-ghost { border-color: var(--navy); color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: #fff; }
.btn-light { background: #fff; color: var(--navy); }
.btn-light:hover { background: var(--stone); }
.nav .btn { padding: 9px 16px; font-size: 15px; color: #fff; }
.nav .btn:hover { color: #fff; }

/* Hero */
.hero { background: var(--stone); position: relative; overflow: hidden; }
.hero .wrap { padding-top: 96px; padding-bottom: 104px; position: relative; z-index: 1; }
.hero-copy { max-width: 640px; }
.hero h1 { margin-bottom: var(--space-3); }
.hero .lead { margin-bottom: var(--space-4); max-width: 580px; }
.cta-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.hero-art { position: absolute; right: -40px; top: 0; bottom: 0; width: 46%; max-width: 560px; z-index: 0; pointer-events: none; }
.hero-art svg { width: 100%; height: 100%; }

/* Sections */
section { padding: 96px 0; }
.section-head { max-width: 700px; margin-bottom: var(--space-5); }
.section-head h2 { margin-bottom: var(--space-2); }
.band-stone { background: var(--stone); }
.band-navy { background: var(--navy); color: #fff; }
.band-navy h2, .band-navy h3 { color: #fff; }
.band-navy .eyebrow { color: var(--leaf-light); }
.band-navy .lead, .band-navy p { color: #D6E0E6; }

/* Keep list (PE alternative) */
.keep-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.keep { border-top: 3px solid var(--leaf); padding-top: var(--space-3); }
.keep h3 { margin-bottom: var(--space-1); }
.keep p { color: var(--ink-muted); }

/* Compare */
.compare { margin-top: var(--space-5); border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; }
.compare table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 23px; }
.compare th, .compare td { text-align: left; padding: 16px 20px; vertical-align: top; border-bottom: 1px solid var(--line); }
.compare tr:last-child td { border-bottom: 0; }
.compare thead th { background: var(--stone); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; color: var(--ink-muted); }
.compare thead th.us { color: var(--canopy); }
.compare td:first-child { font-weight: 600; width: 26%; }
.compare td.us { background: #F6F8F3; }
.compare-note { margin-top: var(--space-2); font-size: 13px; line-height: 20px; color: var(--ink-muted); }

/* Values */
.values { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
.value { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.14); border-radius: var(--radius-md); padding: var(--space-3); }
.value svg { width: 40px; height: 40px; margin-bottom: var(--space-2); stroke: var(--leaf-light); }
.value h3 { margin-bottom: var(--space-1); }

/* Services */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.service { background: var(--stone); border-radius: var(--radius-md); padding: var(--space-3); }
.service h3 { font-size: 20px; line-height: 28px; margin-bottom: var(--space-1); }
.service p { color: var(--ink-muted); font-size: 15px; line-height: 24px; }
.clinical-note { margin-top: var(--space-4); display: flex; gap: var(--space-2); align-items: flex-start; max-width: 760px; }
.clinical-note svg { flex: none; width: 28px; height: 28px; stroke: var(--canopy); margin-top: 2px; }
.clinical-note p { color: var(--ink); }

/* Who */
.who { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
.who-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-md); padding: 32px; }
.who-card .eyebrow { margin-bottom: var(--space-1); }
.who-card h3 { margin-bottom: var(--space-1); }
.who-card p { color: var(--ink-muted); }

/* Process */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-3); counter-reset: step; }
.step { position: relative; padding-top: 56px; }
.step::before {
  counter-increment: step; content: counter(step);
  position: absolute; top: 0; left: 0; width: 40px; height: 40px; border-radius: 50%;
  background: var(--navy); color: #fff; font-family: var(--serif); font-weight: 600; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
}
.step:not(:last-child)::after { content: ""; position: absolute; top: 20px; left: 52px; right: -12px; height: 2px; background: var(--line); }
.step h3 { font-size: 20px; line-height: 28px; margin-bottom: var(--space-1); }
.step p { color: var(--ink-muted); font-size: 15px; line-height: 24px; }

/* Operators */
.split { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--space-5); align-items: center; }
.points { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-3); }
.points li { display: flex; gap: var(--space-2); }
.points svg { flex: none; width: 24px; height: 24px; stroke: var(--canopy); margin-top: 3px; }
.points strong { display: block; font-family: var(--serif); font-size: 20px; line-height: 28px; font-weight: 600; }
.points span { color: var(--ink-muted); }

/* Contact */
.contact .wrap { display: grid; grid-template-columns: 1.3fr 1fr; gap: var(--space-5); align-items: center; }
.contact h2 { margin-bottom: var(--space-2); }
.contact .cta-row { margin-top: var(--space-4); }
.contact-card { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.16); border-radius: var(--radius-md); padding: 32px; }
.contact-card h3 { font-size: 20px; margin-bottom: var(--space-2); }
.contact-card ul { margin: 0; padding-left: 20px; color: #D6E0E6; }
.contact-card li + li { margin-top: 8px; }

/* Footer */
.site-footer { background: #162C3A; color: #B7C6CF; padding: 48px 0 40px; font-size: 14px; line-height: 22px; }
.site-footer .wrap { display: grid; grid-template-columns: 1fr 2fr; gap: var(--space-4); }
.site-footer img { width: 200px; }
.site-footer a { color: var(--leaf-light); }
.site-footer p + p { margin-top: 8px; }
.legal { font-size: 13px; line-height: 20px; }

/* Responsive */
@media (max-width: 1000px) {
  .values { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; gap: var(--space-3); }
  .step { padding-top: 0; padding-left: 60px; }
  .step:not(:last-child)::after { top: 48px; bottom: -20px; left: 19px; right: auto; width: 2px; height: auto; }
  .hero-art { opacity: .35; }
}
@media (max-width: 820px) {
  .nav a:not(.btn) { display: none; }
  h1 { font-size: 38px; line-height: 44px; }
  h2 { font-size: 28px; line-height: 36px; }
  section { padding: 64px 0; }
  .hero .wrap { padding-top: 64px; padding-bottom: 72px; }
  .keep-grid, .services, .who, .split, .contact .wrap, .site-footer .wrap { grid-template-columns: 1fr; }
  .split, .contact .wrap { gap: var(--space-4); }
  .hero-art { display: none; }
  .compare { overflow-x: auto; }
  .compare table { min-width: 560px; }
}
@media (max-width: 480px) {
  .wrap { padding: 0 var(--space-2); }
  .logo img { width: 160px; }
  .nav .btn { display: none; }
  .values { grid-template-columns: 1fr; }
  .who-card { padding: var(--space-3); }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }