/* Cultivact — shared static stylesheet */
:root {
  --paper: #F2EDE3;
  --panel: #ECE5D7;
  --ink: #14110D;
  --ink-soft: #2A241E;
  --clay: #F25A4A;
  --clay-dark: #C23A2C;
  --blue: #1E3FAF;
  --green: #C6FF4E;
  --line: rgba(20,17,13,0.14);
  --line-soft: rgba(20,17,13,0.08);
  --ink-muted: rgba(20,17,13,0.7);
  --font-serif: 'Instrument Serif', serif;
  --font-body: 'Geist', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: var(--clay); text-decoration: none; }
a:hover { color: var(--ink); }

.skip-link { position: absolute; left: 16px; top: -60px; z-index: 200; background: var(--ink); color: var(--paper); padding: 12px 20px; border-radius: 4px; font-size: 15px; transition: top .15s ease; }
.skip-link:focus { top: 16px; color: var(--paper); }

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
  border-radius: 2px;
}
.work-card a:focus-visible { outline-offset: 4px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}
h1, h2, h3 { font-family: var(--font-serif); font-weight: 400; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
button { font-family: inherit; }

.container { width: 100%; max-width: 1480px; margin: 0 auto; padding: 0 40px; }
.section { padding: 120px 0; }
.section-sm { padding: 60px 0; }
.section-lg { padding: 160px 0; }
.border-top { border-top: 1px solid var(--line); }
.border-bottom { border-bottom: 1px solid var(--line); }
.bg-panel { background: var(--panel); }
.bg-ink { background: var(--ink); color: var(--paper); }
.bg-blue { background: var(--blue); color: var(--paper); }
.bg-clay { background: var(--clay); color: var(--paper); }

.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-muted); }
.eyebrow-light { color: rgba(242,237,227,0.6); }
.italic-clay { font-style: italic; color: var(--clay); }
.italic-green { font-style: italic; color: var(--green); }

.h1-xl { font-size: clamp(64px, 11vw, 180px); line-height: 0.92; letter-spacing: -0.025em; }
.h1-hero { font-size: clamp(96px, 16vw, 260px); line-height: 0.88; letter-spacing: -0.035em; }
.h2-xl { font-size: clamp(48px, 6vw, 96px); line-height: 0.95; }
.h3-lg { font-size: clamp(28px, 3vw, 44px); line-height: 1; }
.lede { font-family: var(--font-serif); font-style: italic; font-size: clamp(26px, 3vw, 44px); line-height: 1.15; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 12px; padding: 14px 22px 14px 24px; border-radius: 999px; font-size: 14px; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); transition: background .2s ease, color .2s ease, border-color .2s ease; cursor: pointer; }
.btn:hover { background: var(--green); color: var(--ink); border-color: var(--green); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-outline:hover { background: var(--green); color: var(--ink); border-color: var(--green); }
.btn-invert { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn-invert:hover { background: var(--green); border-color: var(--green); }
.btn-invert-outline { background: transparent; color: var(--paper); border-color: rgba(242,237,227,0.4); }
.btn-invert-outline:hover { background: var(--green); color: var(--ink); border-color: var(--green); }

/* Site header / nav */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in oklab, var(--paper) 88%, transparent); backdrop-filter: blur(14px) saturate(1.2); border-bottom: 1px solid var(--line-soft); }
.site-header-row { display: flex; align-items: center; justify-content: space-between; height: 88px; }
.logo-link { display: flex; align-items: center; gap: 10px; }
.logo-link img { height: 80px; width: auto; }
.site-nav { display: flex; gap: 4px; align-items: center; }
.site-nav a { position: relative; padding: 10px 14px; font-size: 14px; color: var(--ink-soft); }
.site-nav a.btn { color: var(--paper); }
.site-nav a.btn:hover { color: var(--ink); }
.site-nav a:hover:not(.btn), .site-nav a[aria-current="page"]:not(.btn) { color: var(--ink); }
.site-nav a[aria-current="page"]:not(.btn)::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 6px; background: var(--green); opacity: 0.55; z-index: -1; }
.nav-cta { margin-left: 8px; }
.menu-toggle { display: none; align-items: center; gap: 10px; background: transparent; border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink); }
.menu-toggle:hover { background: var(--green); border-color: var(--green); }
.mobile-panel { border-top: 1px solid var(--line-soft); background: var(--paper); padding: 8px 22px 24px; }
.mobile-panel[hidden] { display: none; }
.mobile-panel a { display: block; padding: 14px 0; font-family: var(--font-serif); font-size: 32px; border-bottom: 1px solid var(--line-soft); color: var(--ink); }

@media (max-width: 1080px) {
  .site-nav { display: none; }
  .menu-toggle { display: inline-flex; }
}

/* Ticker */
.ticker { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 18px 0; overflow: hidden; white-space: nowrap; }
.ticker-track { display: inline-block; animation: cv-tick 50s linear infinite; font-family: var(--font-serif); font-size: 28px; letter-spacing: -0.01em; }
.ticker-track span { margin: 0 36px; }
@keyframes cv-tick { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .ticker-track { animation: none; } }

/* Grids */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); }
.tiled { border-top: 1px solid var(--line); }
.tile { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 32px 28px 36px; min-height: 240px; display: flex; flex-direction: column; justify-content: space-between; color: var(--ink); transition: background .3s ease; position: relative; }
.tile:hover { background: var(--panel); }

.chip { display: inline-flex; align-items: center; padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); }
.chip-plain { border: none; color: var(--ink-muted); }
.filter-chip { font-size: 10.5px; padding: 7px 13px; display: inline-flex; align-items: center; border-radius: 999px; font-family: var(--font-mono); letter-spacing: 0.14em; text-transform: uppercase; cursor: pointer; background: transparent; color: var(--ink-soft); border: 1px solid var(--line); }
.filter-chip[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.filter-chip.is-clear { background: var(--clay); color: var(--paper); border-color: var(--clay); }

/* Cards */
.work-card-title { font-size: clamp(22px, 2vw, 30px); line-height: 1.15; letter-spacing: -0.01em; margin: 0 0 8px; }
.work-card-meta { font-size: 14px; color: var(--ink-muted); margin-bottom: 8px; }
.work-card[hidden] { display: none; }

/* Accordion (Services) */
.acc-item { border-top: 1px solid var(--line); padding: 36px 0; scroll-margin-top: 104px; }
.acc-summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 80px 1fr 44px; gap: 40px; align-items: start; }
.acc-summary::-webkit-details-marker { display: none; }
.acc-plus { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; margin-top: 8px; }
details[open] .acc-plus { background: var(--green); border-color: var(--green); transform: rotate(45deg); }
.acc-body { padding-top: 24px; }
.acc-bullets { list-style: none; padding: 0; margin: 0 0 24px; max-width: 64ch; }
.acc-bullets li { padding: 12px 0 12px 28px; border-bottom: 1px solid var(--line-soft); font-size: 15.5px; line-height: 1.5; position: relative; }
.acc-bullets li::before { content: ""; position: absolute; left: 0; top: 19px; width: 14px; height: 1px; background: var(--clay); }
.acc-outcome { display: flex; align-items: baseline; gap: 18px; padding: 18px 24px; background: var(--clay); color: var(--paper); border-radius: 4px; font-size: 15.5px; line-height: 1.5; max-width: 64ch; flex-wrap: wrap; }

/* Person / Network */
.person-card { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 32px 28px; display: flex; flex-direction: column; gap: 16px; }
.person-photo { aspect-ratio: 4/5; width: 100%; overflow: hidden; position: relative; background: var(--blue); }
.person-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* Modal (progressive enhancement — opens with JS) */
.modal-overlay { position: fixed; inset: 0; z-index: 100; background: rgba(20,17,13,0.55); backdrop-filter: blur(6px); display: none; align-items: stretch; justify-content: flex-end; }
.modal-overlay.is-open { display: flex; }
.modal-panel { width: min(720px, 100%); background: var(--paper); height: 100%; overflow-y: auto; padding: 48px 56px 80px; }
.modal-close { background: transparent; border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink); cursor: pointer; }
.modal-close:hover { background: var(--green); border-color: var(--green); }

/* Forms */
.field { display: grid; gap: 8px; margin-bottom: 24px; }
.field label { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-muted); }
.field input, .field select, .field textarea { width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--line); padding: 10px 0; font-family: var(--font-body); font-size: 17px; color: var(--ink); outline: none; }
.field input::placeholder, .field textarea::placeholder { color: rgba(20,17,13,0.55); }
.field input[aria-invalid="true"], .field select[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-bottom: 2px solid var(--clay-dark); }
.field-error { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; color: var(--clay-dark); min-height: 1em; }
.form-status { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; color: var(--clay-dark); margin-bottom: 16px; }
.field textarea { min-height: 120px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }

/* Footer */
.site-footer { background: var(--ink); color: var(--paper); padding: 100px 0 40px; }
.footer-cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 60px; margin-bottom: 80px; }
.footer-cols h4 { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(242,237,227,0.6); margin: 0 0 18px; font-weight: 400; }
.footer-cols ul { list-style: none; display: grid; gap: 10px; }
.footer-cols a { color: var(--paper); }
.footer-cols a:hover { color: var(--green); }
.footer-bottom { display: flex; justify-content: space-between; align-items: end; padding-top: 24px; border-top: 1px solid rgba(242,237,227,0.12); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(242,237,227,0.65); flex-wrap: wrap; gap: 16px; }
.footer-bottom p { font-family: var(--font-body); text-transform: none; letter-spacing: 0; font-size: 13px; color: rgba(242,237,227,0.7); max-width: 36ch; }

/* Testimonials */
.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.testimonial-card { background: #F7F3EA; border: 1px solid var(--line); border-radius: 4px; padding: 36px 32px; display: flex; flex-direction: column; justify-content: space-between; min-height: 220px; }
.testimonial-quote { font-family: var(--font-serif); font-style: italic; font-size: 20px; line-height: 1.4; color: var(--ink); margin: 0 0 24px; }
.testimonial-attribution { font-family: 'DM Sans', sans-serif; font-size: 14px; color: var(--ink-soft); }
.testimonial-pending { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--clay); }

/* Outcome stat chip (JetBrains Mono) */
.stat-chip { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em; color: var(--ink); background: color-mix(in oklab, var(--green) 55%, var(--paper)); display: inline-block; padding: 3px 8px; border-radius: 2px; margin-top: 6px; }
.case-study-label { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-muted); margin: 0 0 6px; }
.case-study-block { margin-bottom: 24px; }

@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4, .form-row { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr; }
  .container { padding: 0 24px; }
}