/* ==========================================================================
   Keside Med Group — shared design system
   Signature: a bearing chart (rings + bearings converging on a center point)
   standing in for "we chart a course through the world's research to one plan."
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@400;500;600&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  /* palette — cool petrol ink, brass as the true accent, sage paper for warmth-without-cream */
  --ink: #10282a;
  --ink-2: #17393c;
  --ink-3: #3e524e;
  --terracotta: #a2712f;       /* brass accent (name kept for compatibility, value is brass) */
  --terracotta-dim: #7c5623;
  --terracotta-light: #c69a5c;
  --sand: #e7ebe5;             /* paper */
  --sand-dim: #a9b6ac;
  --gold: #8a9a8c;
  --line-on-dark: rgba(231, 235, 229, 0.16);
  --line-on-light: rgba(16, 40, 42, 0.14);

  --font-display: 'Space Grotesk', -apple-system, sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace;

  --max: 1180px;
  --pad: clamp(20px, 5vw, 64px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* subtle grain — keeps flat color blocks from reading as vector-perfect */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.05;
  z-index: 999;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.1;
  margin: 0 0 0.4em;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.5rem, 5.6vw, 4.2rem); font-weight: 600; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.45rem); }

p { margin: 0 0 1em; }
.lede { font-size: 1.18rem; color: var(--ink-3); max-width: 46em; }

.kicker,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terracotta);
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; }
section.on-dark .eyebrow, footer .eyebrow { color: var(--terracotta-light); }

:focus-visible { outline: 2px solid var(--terracotta); outline-offset: 3px; }

.wrap { max-width: var(--max); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.band { padding: clamp(56px, 9vw, 100px) 0; }
.band.on-dark { background: var(--ink); color: var(--sand); }
.band.on-dark h1, .band.on-dark h2, .band.on-dark h3 { color: var(--sand); }
.band.on-dark .lede { color: var(--sand-dim); }
.band.on-dark hr, .band.on-dark .divider { border-color: var(--line-on-dark); }

.divider { border: none; border-top: 1px solid var(--line-on-light); margin: 2.5em 0; }
.on-dark .divider { border-top-color: var(--line-on-dark); }

/* buttons -------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.85em 1.6em;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--terracotta); color: var(--ink); font-weight: 600; }
.btn-primary:hover { background: var(--terracotta-dim); color: var(--sand); }
.btn-ghost-dark { border-color: var(--line-on-dark); color: var(--sand); }
.btn-ghost-dark:hover { border-color: var(--sand); background: rgba(231,235,229,0.06); }
.btn-ghost-light { border-color: var(--line-on-light); color: var(--ink); }
.btn-ghost-light:hover { border-color: var(--ink); background: rgba(16,40,42,0.04); }

/* nav -------------------------------------------------------------------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(16, 40, 42, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line-on-dark);
}
.site-nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.wordmark { font-family: var(--font-display); font-weight: 600; font-size: 1.4rem; color: var(--sand); display: flex; align-items: baseline; gap: 0.05em; }
.wordmark span.side { color: var(--terracotta-light); }
.wordmark small { font-family: var(--font-mono); font-weight: 400; font-size: 0.55rem; letter-spacing: 0.16em; color: var(--sand-dim); margin-left: 0.6em; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 2.1rem; }
.nav-links a { font-size: 0.92rem; color: var(--sand-dim); transition: color 0.15s ease; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--sand); }
.nav-toggle { display: none; background: none; border: none; color: var(--sand); font-size: 1.6rem; cursor: pointer; }

@media (max-width: 860px) {
  .nav-links { position: fixed; inset: 78px 0 0 0; background: var(--ink); flex-direction: column; justify-content: flex-start; padding: 2.5rem var(--pad); gap: 1.6rem; transform: translateX(100%); transition: transform 0.25s ease; }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1.2rem; }
  .nav-toggle { display: block; }
}

/* footer ------------------------------------------------------------------ */
.site-footer { background: var(--ink); color: var(--sand-dim); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 2.5rem; }
.footer-grid h4 { font-family: var(--font-mono); font-weight: 500; font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sand); margin: 0 0 1em; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.65em; }
.footer-grid a:hover { color: var(--sand); }
.footer-bottom { margin-top: 3.5rem; padding-top: 1.75rem; border-top: 1px solid var(--line-on-dark); display: flex; flex-wrap: wrap; gap: 1em 2em; justify-content: space-between; font-size: 0.82rem; }
.coord-tag { font-family: var(--font-mono); font-size: 0.78rem; color: var(--sand-dim); letter-spacing: 0.03em; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* hero --------------------------------------------------------------------- */
.hero { position: relative; overflow: hidden; padding-top: clamp(64px, 11vw, 120px); padding-bottom: clamp(64px, 11vw, 120px); }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 3rem; align-items: center; }
.hero-actions { display: flex; gap: 1rem; margin-top: 2.2rem; flex-wrap: wrap; }
.hero-chart { justify-self: center; }
@media (max-width: 940px) { .hero-grid { grid-template-columns: 1fr; } .hero-chart { max-width: 320px; } }

/* bearing chart svg + its one deliberate reveal sequence ---------------- */
.chart-ring { stroke: var(--line-on-dark); fill: none; opacity: 0; animation: chart-fade 0.6s ease-out forwards; }
.chart-ring.strong { stroke: var(--sand-dim); }
.chart-tick { stroke: var(--sand-dim); opacity: 0; animation: chart-fade 0.6s ease-out forwards; animation-delay: 0.15s; }
.chart-label { font-family: var(--font-mono); font-size: 10px; fill: var(--sand-dim); letter-spacing: 0.05em; opacity: 0; animation: chart-fade 0.6s ease-out forwards; animation-delay: 0.15s; }
.chart-bearing {
  stroke: var(--terracotta-light); stroke-dasharray: 2 4;
  stroke-dasharray: 178; stroke-dashoffset: 178;
  animation: chart-draw 0.9s ease-out forwards; animation-delay: 0.4s;
}
.chart-node {
  fill: var(--terracotta-light); opacity: 0; transform-box: fill-box; transform-origin: center;
  animation: chart-pop 0.4s ease-out forwards; animation-delay: 1.25s;
}
.chart-node-label { font-family: var(--font-mono); font-size: 10.5px; fill: var(--sand); opacity: 0; animation: chart-fade 0.4s ease-out forwards; animation-delay: 1.3s; }
.chart-center { fill: var(--terracotta); opacity: 0; transform-box: fill-box; transform-origin: center; animation: chart-pop 0.45s ease-out forwards; animation-delay: 1.55s; }
@keyframes chart-fade { to { opacity: 1; } }
@keyframes chart-draw { to { stroke-dashoffset: 0; } }
@keyframes chart-pop { from { opacity: 0; transform: scale(0.3); } to { opacity: 1; transform: scale(1); } }

/* grids & cards -------------------------------------------------------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.75rem; }
@media (max-width: 940px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; } }

.card { border-top: 2px solid var(--line-on-light); padding: 1.7rem 0 0; transition: border-color 0.2s ease; }
.on-dark .card { border-top-color: var(--line-on-dark); }
.card:hover { border-top-color: var(--terracotta); }
.card .num { font-family: var(--font-mono); font-size: 0.78rem; color: var(--terracotta); letter-spacing: 0.06em; text-transform: uppercase; display: block; margin-bottom: 1em; }
.on-dark .card .num { color: var(--terracotta-light); }

.person { display: flex; flex-direction: column; gap: 0.9rem; }
.person .avatar {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--ink-2); color: var(--sand);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 600; font-size: 1.3rem;
}
.on-dark .person .avatar { background: rgba(231,235,229,0.1); }
.person .role { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.04em; color: var(--terracotta-dim); text-transform: uppercase; }
.on-dark .person .role { color: var(--terracotta-light); }

.note { padding: 2.2rem 0; border-bottom: 1px solid var(--line-on-light); }
.note:last-child { border-bottom: none; }
.note .meta { font-family: var(--font-mono); font-size: 0.75rem; color: var(--sand-dim); letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: 0.6em; display: block; }
.on-dark .note { border-bottom-color: var(--line-on-dark); }

/* region list (research network) --------------------------------------- */
.region { padding: 2.4rem 0; border-top: 1px solid var(--line-on-light); display: grid; grid-template-columns: 220px 1fr; gap: 2rem; }
.region:first-of-type { border-top: none; }
.on-dark .region { border-top-color: var(--line-on-dark); }
.region-tag { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em; color: var(--terracotta); text-transform: uppercase; }
.on-dark .region-tag { color: var(--terracotta-light); }
@media (max-width: 720px) { .region { grid-template-columns: 1fr; gap: 0.6rem; } }

/* forms ------------------------------------------------------------------ */
.field { display: flex; flex-direction: column; gap: 0.5em; margin-bottom: 1.4em; }
.field label { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--sand-dim); }
.field input, .field textarea {
  background: transparent; border: 1px solid var(--line-on-dark); color: var(--sand);
  font-family: var(--font-body); font-size: 1rem; padding: 0.85em 1em; border-radius: 2px;
}
.field input:focus, .field textarea:focus { border-color: var(--terracotta-light); outline: none; }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: 0.85rem; color: var(--sand-dim); margin-top: 1em; }

table.info td { padding: 0.5em 0; font-size: 0.98rem; }
table.info td:first-child { font-family: var(--font-mono); font-size: 0.78rem; color: var(--sand-dim); text-transform: uppercase; letter-spacing: 0.05em; padding-right: 1.5em; white-space: nowrap; }