/* ==========================================================================
   Knosis Consulting — site styles
   One stylesheet for every page. Colors, fonts and spacing live in :root.
   ========================================================================== */

@font-face { font-family: "Manrope"; src: url("../fonts/manrope-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("../fonts/manrope-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("../fonts/manrope-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("../fonts/manrope-800.woff2") format("woff2"); font-weight: 800; font-display: swap; }
@font-face { font-family: "Newsreader"; src: url("../fonts/newsreader-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Newsreader"; src: url("../fonts/newsreader-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Newsreader"; src: url("../fonts/newsreader-400i.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }

:root {
  /* Brand palette */
  --aubergine: #3A2A3E;
  --aubergine-deep: #2E2132;
  --teal: #2A7F7A;
  --teal-text: #23706B;     /* teal dark enough for small text on ivory */
  --copper: #C4754A;        /* accent only — never body text */
  --ivory: #F6F1E8;
  --paper: #FBF8F2;
  --ink: #2B2030;
  --muted: #5E5363;
  --rule: #E4DDD2;
  --mauve: #CDBFCB;         /* secondary text on aubergine */

  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;

  --wrap: 72rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section: clamp(4rem, 9vw, 7rem);
  --radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--ivory);
  color: var(--ink);
  font: 400 1.0625rem/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 0; background: var(--aubergine); color: var(--ivory); padding: .6rem 1rem; z-index: 10; }
.skip:focus { left: 1rem; top: 1rem; }

/* ---------- Type ---------- */
h1, h2, h3 { font-family: var(--serif); font-weight: 600; color: var(--aubergine); margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.5rem, 6vw, 4.25rem); line-height: 1.04; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.75rem); line-height: 1.12; }
h3 { font-size: 1.35rem; line-height: 1.25; }
p { margin: 0 0 1rem; }
.lede { font-size: clamp(1.15rem, 1.8vw, 1.3rem); line-height: 1.55; color: var(--ink); max-width: 36rem; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font: 600 .78rem/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--teal-text);
  margin: 0 0 1.25rem;
}
.eyebrow::before { content: ""; width: .55rem; height: .55rem; background: var(--copper); flex: none; }
.italic { font-style: italic; font-weight: 400; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font: 700 .95rem/1 var(--sans); letter-spacing: .01em; text-decoration: none;
  padding: .95rem 1.35rem; border-radius: var(--radius); border: 1.5px solid var(--aubergine);
  background: var(--aubergine); color: var(--ivory); transition: background .15s, color .15s, border-color .15s;
}
.btn:hover { background: var(--aubergine-deep); border-color: var(--aubergine-deep); }
.btn--ghost { background: transparent; color: var(--aubergine); }
.btn--ghost:hover { background: var(--aubergine); color: var(--ivory); }
.btn--light { background: var(--ivory); color: var(--aubergine); border-color: var(--ivory); }
.btn--light:hover { background: #fff; border-color: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }

/* ---------- Header ---------- */
.site-header { border-bottom: 1px solid var(--rule); background: var(--ivory); position: sticky; top: 0; z-index: 5; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 4.75rem; }
.brand img { height: 2.15rem; width: auto; }
.nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2rem); }
.nav a { font: 600 .92rem/1 var(--sans); text-decoration: none; color: var(--ink); padding: .4rem 0; border-bottom: 1.5px solid transparent; }
.nav a:hover, .nav a[aria-current="page"] { border-bottom-color: var(--copper); }
.nav a.btn { padding: .7rem 1rem; font-size: .88rem; color: var(--ivory); border-bottom-width: 1.5px; }
.nav a.btn:hover { color: var(--ivory); }
.nav .btn:hover { border-bottom-color: var(--aubergine-deep); }
.nav-toggle { display: none; background: none; border: 0; padding: .5rem; cursor: pointer; color: var(--aubergine); }
.nav-toggle svg { width: 1.6rem; height: 1.6rem; }

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .nav { position: absolute; left: 0; right: 0; top: 100%; background: var(--ivory); border-bottom: 1px solid var(--rule);
         flex-direction: column; align-items: stretch; gap: 0; padding: .5rem var(--gutter) 1.25rem; display: none; }
  .nav.is-open { display: flex; }
  .nav a { padding: .9rem 0; border-bottom: 1px solid var(--rule); }
  .nav a.btn { margin-top: 1rem; justify-content: center; padding: .95rem 1rem; border-bottom: 1.5px solid var(--aubergine); }
  .brand img { height: 1.9rem; }
}

/* ---------- Hero ---------- */
.hero { padding: clamp(3.5rem, 8vw, 6.5rem) 0 var(--section); }
.hero .wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.hero h1 .italic { display: block; color: var(--teal-text); }
.hero .lede { margin-top: 1.75rem; }

.matrix-panel { margin: 0; position: relative; aspect-ratio: 1; background: var(--aubergine); display: grid; place-items: center; overflow: hidden; }
.matrix-panel .grid-lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.matrix-panel .grid-lines line { stroke: rgba(246, 241, 232, .10); stroke-width: 1; vector-effect: non-scaling-stroke; }
.matrix-panel .k-mark { width: 50%; height: auto; position: relative; }
.matrix-panel .k-l, .matrix-panel .k-r { fill: var(--ivory); }
.matrix-panel .k-c { fill: var(--copper); }
.matrix-panel figcaption { position: absolute; left: 1.25rem; bottom: 1.1rem; font: 600 .7rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--mauve); }

@media (max-width: 820px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .matrix-panel { max-width: 15rem; width: 100%; }
}

/* ---------- Sections ---------- */
.section { padding: var(--section) 0; border-top: 1px solid var(--rule); }
.section-head { display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: end; margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }
.section-head p { color: var(--muted); margin: 0; max-width: 34rem; }
@media (max-width: 820px) { .section-head { grid-template-columns: 1fr; } }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.card { background: var(--paper); border: 1px solid var(--rule); padding: 2rem 1.75rem 1.75rem; display: flex; flex-direction: column; }
.card h3 { margin: 1.4rem 0 .75rem; }
.card p { color: var(--ink); font-size: 1rem; }
.card ul { margin: auto 0 0; padding: 1rem 0 0; list-style: none; border-top: 1px solid var(--rule); color: var(--muted); font-size: .92rem; }
.card li { padding: .2rem 0 .2rem 1.1rem; position: relative; }
.card li::before { content: ""; position: absolute; left: 0; top: .78em; width: .4rem; height: .4rem; background: var(--teal); }
@media (max-width: 960px) { .cards { grid-template-columns: 1fr; } }

/* mini 3×3 matrix icon; set --on to the lit cell (1–9) */
.mini { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3px; width: 2.1rem; height: 2.1rem; }
.mini i { background: var(--rule); }
.mini i.on { background: var(--copper); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 4vw, 3rem); counter-reset: step; }
.step { border-top: 2px solid var(--aubergine); padding-top: 1.5rem; }
.step .num { font: 600 .8rem/1 var(--sans); letter-spacing: .2em; color: var(--teal-text); }
.step h3 { margin: .8rem 0 .7rem; font-size: 1.6rem; }
.step p { color: var(--ink); font-size: 1rem; margin: 0; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }

.about { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.about .pull { font: italic 400 clamp(1.5rem, 2.6vw, 2rem)/1.3 var(--serif); color: var(--aubergine); border-left: 3px solid var(--copper); padding-left: 1.25rem; margin: 1.75rem 0 0; }
.about .body p { max-width: 38rem; }
.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem 2rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--rule); }
.facts dt { font: 600 .75rem/1.2 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--teal-text); }
.facts dd { margin: .35rem 0 0; font-size: .98rem; }
@media (max-width: 820px) { .about { grid-template-columns: 1fr; } .facts { grid-template-columns: 1fr; } }

/* ---------- Contact band ---------- */
.contact { background: var(--aubergine); color: var(--ivory); padding: var(--section) 0; }
.contact h2 { color: var(--ivory); }
.contact .lede { color: var(--ivory); opacity: .9; }
.contact .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 6vw, 5rem); align-items: end; }
.contact .eyebrow { color: var(--mauve); }
.contact-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(246,241,232,.18); }
.contact-list li { border-bottom: 1px solid rgba(246,241,232,.18); }
.contact-list a { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1.1rem 0; text-decoration: none; }
.contact-list .label { font: 600 .72rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--mauve); flex: none; }
.contact-list .value { font-size: 1.05rem; text-align: right; overflow-wrap: anywhere; }
.contact-list a:hover .value { text-decoration: underline; text-decoration-color: var(--copper); text-underline-offset: 4px; }
@media (max-width: 820px) { .contact .wrap { grid-template-columns: 1fr; } }

/* ---------- Generic content page (for future pages) ---------- */
.page-head { padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2rem, 5vw, 3rem); }
.page-head .lede { margin-top: 1.25rem; }
.prose { max-width: 42rem; padding-bottom: var(--section); }
.prose h2 { font-size: 1.9rem; margin: 2.75rem 0 1rem; }
.prose h3 { margin: 2rem 0 .75rem; }
.prose ul, .prose ol { padding-left: 1.25rem; }
.prose li { margin: .35rem 0; }
.prose a { color: var(--teal-text); text-underline-offset: 3px; }
.prose blockquote { margin: 2rem 0; font: italic 400 1.4rem/1.4 var(--serif); color: var(--aubergine); border-left: 3px solid var(--copper); padding-left: 1.25rem; }
.list-items { display: grid; gap: 0; border-top: 1px solid var(--rule); margin-bottom: var(--section); }
.list-items a { display: grid; grid-template-columns: 1fr auto; gap: .35rem 2rem; padding: 1.6rem 0; border-bottom: 1px solid var(--rule); text-decoration: none; }
.list-items h3 { font-size: 1.4rem; }
.list-items p { color: var(--muted); margin: 0; grid-column: 1; font-size: .98rem; }
.list-items .meta { grid-row: 1; grid-column: 2; font: 600 .75rem/1.6 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--teal-text); }
.list-items a:hover h3 { text-decoration: underline; text-decoration-color: var(--copper); text-underline-offset: 5px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--aubergine-deep); color: var(--mauve); padding: 2.25rem 0; font-size: .88rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem 2rem; }
.site-footer img { height: 1.7rem; width: auto; }
.site-footer a { color: var(--ivory); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.site-footer .foot-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }

[hidden] { display: none !important; }

/* ---------- Additions: engagement meta, depth band, method spine, selected work ---------- */
.card-meta { margin: 1.4rem 0 -.9rem; font: 600 .72rem/1.4 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--teal-text); }
.depth { margin-top: clamp(3rem, 6vw, 4.5rem); padding-top: 2rem; border-top: 1px solid var(--rule); }
.depth-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem clamp(1.5rem, 4vw, 3rem); }
.depth-grid h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.depth-grid p { color: var(--ink); font-size: .98rem; margin: 0; }
@media (max-width: 820px) { .depth-grid { grid-template-columns: 1fr; } }

.spine { list-style: none; margin: 0 0 clamp(2rem, 4vw, 3rem); padding: 0; display: flex; flex-wrap: wrap; border: 1px solid var(--rule); background: var(--paper); counter-reset: sp; }
.spine li { flex: 1 1 0; min-width: 8rem; padding: 1rem 1.1rem; font: 600 .95rem/1.2 var(--sans); color: var(--aubergine); border-right: 1px solid var(--rule); counter-increment: sp; position: relative; }
.spine li:last-child { border-right: 0; background: var(--aubergine); color: var(--ivory); }
.spine li::before { content: counter(sp, decimal-leading-zero); display: block; font: 600 .68rem/1 var(--sans); letter-spacing: .18em; color: var(--teal-text); margin-bottom: .45rem; }
.spine li:last-child::before { color: var(--copper); }
@media (max-width: 820px) { .spine li { flex: 1 1 33%; border-bottom: 1px solid var(--rule); } }

.steps--4 { grid-template-columns: repeat(4, 1fr); }
.steps--4 .step h3 { font-size: 1.3rem; }
@media (max-width: 1000px) { .steps--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .steps--4 { grid-template-columns: 1fr; } }

.about .origin { margin-top: 1.5rem; color: var(--muted); font-size: .95rem; }
.about .list-head { font-size: 1.15rem; margin: 2rem 0 .75rem; }
.work { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.work li { padding: .75rem 0 .75rem 1.4rem; border-bottom: 1px solid var(--rule); position: relative; font-size: .98rem; }
.work li::before { content: ""; position: absolute; left: 0; top: 1.3rem; width: .5rem; height: .5rem; background: var(--copper); }

/* ---------- Capabilities grid ---------- */
.caps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.caps article { background: var(--paper); border: 1px solid var(--rule); padding: 1.75rem 1.5rem; }
.caps h3 { font-size: 1.25rem; margin: 1.25rem 0 .6rem; }
.caps p { font-size: .98rem; margin: 0; }
@media (max-width: 1000px) { .caps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .caps { grid-template-columns: 1fr; } }