/* ============================================================
   WeaveSynth — Editorial-Architectural Design System
   Logic Axon Shield LLC
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600;9..144,700&family=Inter+Tight:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Palette — purple & sage-teal on warm off-white */
  --paper:    #FAFAF7;
  --paper-2:  #F0EFEA;
  --ink:      #1F1B2E;
  --ink-soft: #4F4A5C;
  --ink-mute: #8B8896;
  --rule:     #D5D2C8;
  --accent:       #6D28D9;  /* muted purple — primary accent */
  --accent-2:     #0D9488;  /* sage-teal — secondary accent (evidence/proof) */
  --accent-light: #A78BFA;  /* light purple — for use on dark backgrounds */
  --accent-2-light: #5EEAD4; /* light teal — for use on dark backgrounds */
  --accent-q: rgba(109, 40, 217, 0.08);

  /* Typography */
  --display: 'Fraunces', 'Times New Roman', serif;
  --body:    'Inter Tight', system-ui, sans-serif;
  --mono:    'JetBrains Mono', ui-monospace, monospace;

  /* Rhythm */
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --max:    1280px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Subtle paper texture via SVG noise */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.1 0 0 0 0 0.12 0 0 0 0 0.18 0 0 0 0.04 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

main, header, footer { position: relative; z-index: 2; }

/* ===== Typography ===== */
h1, h2, h3, h4 { font-family: var(--display); font-weight: 400; letter-spacing: -0.01em; line-height: 1.1; }

h1 {
  font-size: clamp(2.75rem, 6vw, 5.25rem);
  font-weight: 300;
  letter-spacing: -0.025em;
  font-variation-settings: "opsz" 144;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 400;
  font-variation-settings: "opsz" 96;
}

h3 {
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  font-weight: 500;
  font-variation-settings: "opsz" 36;
  letter-spacing: -0.005em;
}

h4 {
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0;
}

p { max-width: 62ch; }
p + p { margin-top: 1em; }

a { color: var(--ink); text-decoration: none; }

em { font-family: var(--display); font-style: italic; font-weight: 400; }

/* Mono labels / numerals — the editorial marginalia */
.label, .meta, .num {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.num { color: var(--accent); }

/* ===== Layout primitives ===== */
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.rule {
  height: 1px;
  background: var(--rule);
  border: none;
  margin: 0;
}

.rule-thick { height: 2px; background: var(--ink); }

/* ===== Header / Nav ===== */
header.site {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background: rgba(244, 241, 234, 0.92);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem var(--gutter);
  max-width: var(--max);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.brand .mark {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--ink-mute);
  text-transform: uppercase;
  font-weight: 500;
}

nav.links { display: flex; gap: 2rem; }
nav.links a {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s ease;
}
nav.links a:hover { color: var(--ink); }
nav.links a.active { color: var(--ink); }
nav.links a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--accent);
}

@media (max-width: 720px) {
  nav.links { gap: 1rem; }
  nav.links a { font-size: 0.65rem; letter-spacing: 0.1em; }
  .brand { font-size: 1.05rem; }
}

/* ===== Hero ===== */
.hero {
  padding: clamp(3rem, 9vw, 7rem) 0 clamp(3rem, 7vw, 5rem);
  border-bottom: 1px solid var(--rule);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 7fr 5fr; gap: 4rem; }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.hero h1 .accent { color: var(--accent); font-style: italic; font-weight: 400; }

.hero .lede {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.15rem, 1.6vw, 1.35rem);
  line-height: 1.5;
  color: var(--ink-soft);
  margin-top: 1.75rem;
  max-width: 50ch;
}

/* ===== Section ===== */
section {
  padding: clamp(3rem, 7vw, 5.5rem) 0;
  border-bottom: 1px solid var(--rule);
}

.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: baseline;
  margin-bottom: 3rem;
}

.section-head .num {
  font-size: 0.78rem;
}

.section-head h2 { max-width: 22ch; }

/* ===== Path cards (CCO / Architect split) ===== */
.paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
}

@media (min-width: 860px) {
  .paths { grid-template-columns: 1fr 1fr; }
  .paths .path + .path { border-left: 1px solid var(--rule); }
}

.path {
  padding: clamp(2rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: background 0.3s ease;
  position: relative;
}

@media (min-width: 860px) {
  .path + .path {} /* divider handled above */
  .paths .path:first-child { border-bottom: none; }
}

@media (max-width: 860px) {
  .path + .path { border-top: 1px solid var(--rule); }
}

.path:hover { background: var(--paper-2); }
.path .label { color: var(--ink-mute); }
.path h3 { max-width: 22ch; }
.path p { color: var(--ink-soft); max-width: 42ch; }

.path .go {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
  align-self: flex-start;
  transition: color 0.2s ease, border-color 0.2s ease, gap 0.2s ease;
}

.path:hover .go {
  color: var(--accent);
  border-color: var(--accent);
  gap: 0.8rem;
}

.path .go::after { content: "→"; font-family: var(--body); }

/* ===== Buttons / CTAs ===== */
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  transition: background 0.2s ease, color 0.2s ease;
  cursor: pointer;
}

.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); }

.btn.ghost {
  background: transparent;
  color: var(--ink);
}

.btn.ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ===== Three-column layer cards (Plan/Enforce/Prove) ===== */
.layers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

@media (min-width: 860px) {
  .layers { grid-template-columns: 1fr 1fr 1fr; }
}

.layer {
  background: var(--paper);
  padding: clamp(1.75rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 340px;
  position: relative;
  transition: background 0.3s ease;
}

.layer:hover { background: var(--paper-2); }

.layer-num {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  text-transform: uppercase;
}

/* Semantic color hook: third layer (Prove) gets the teal accent */
.layers .layer:nth-child(3) .layer-num { color: var(--accent-2); }

.layer h3 { font-style: italic; }

.layer .product {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--ink-mute);
  text-transform: uppercase;
  margin-top: -0.25rem;
}

.layer p { color: var(--ink-soft); font-size: 0.95rem; }

.layer .verbs {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.layer .verbs span {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

/* ===== Marquee / Wedge ===== */
.wedge {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  border-bottom: none;
}

.wedge .label { color: rgba(244, 241, 234, 0.6); }
.wedge h2 {
  color: var(--paper);
  max-width: 26ch;
  margin-top: 1rem;
  font-weight: 300;
}
.wedge h2 .accent { color: #A78BFA; font-style: italic; }
.wedge p { color: rgba(244, 241, 234, 0.78); margin-top: 1.5rem; max-width: 58ch; }

.wedge .countdown {
  display: flex;
  gap: 2rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(244, 241, 234, 0.18);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: rgba(244, 241, 234, 0.6);
  text-transform: uppercase;
  flex-wrap: wrap;
}

.wedge .countdown span strong {
  display: block;
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 300;
  color: var(--paper);
  letter-spacing: -0.01em;
  margin-top: 0.4rem;
  font-style: italic;
}

/* ===== Definition list / regulatory anchors ===== */
.defs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.def {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--rule);
}

@media (min-width: 720px) {
  .def { grid-template-columns: 220px 1fr; gap: 2rem; align-items: baseline; }
}

.def dt {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 500;
}

.def dd { color: var(--ink-soft); max-width: 56ch; }

/* ===== Footer ===== */
footer.site {
  padding: 3.5rem 0 2.5rem;
  background: var(--paper-2);
  border-top: 1px solid var(--rule);
}

.foot-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 720px) {
  .foot-grid { grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; }
}

footer h4 {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
  margin-bottom: 1rem;
}

footer ul { list-style: none; }
footer li { margin-bottom: 0.6rem; font-size: 0.92rem; color: var(--ink-soft); }
footer li a { color: var(--ink-soft); transition: color 0.2s; }
footer li a:hover { color: var(--accent); }

footer .colophon {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  text-transform: uppercase;
}

footer .wordmark {
  font-family: var(--display);
  font-style: italic;
  font-weight: 300;
  font-size: 1.5rem;
  color: var(--ink);
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}

footer .tagline {
  color: var(--ink-soft);
  max-width: 36ch;
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ===== Reveal on scroll ===== */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  * { transition: none !important; animation: none !important; }
}

/* ===== Page-specific helpers ===== */
.page-head {
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--rule);
}

.page-head .crumb {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 1.5rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 900px) {
  .two-col { grid-template-columns: 5fr 7fr; gap: 5rem; }
}

.aside {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  line-height: 1.7;
  border-left: 2px solid var(--accent);
  padding-left: 1.25rem;
}

/* ===== Diagram styling (SVG containers) ===== */
.diagram {
  margin: 2rem 0;
  padding: 2rem 1rem;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  overflow-x: auto;
}
.diagram svg { display: block; margin: 0 auto; max-width: 100%; height: auto; }

/* ===== Contact / CTA panel ===== */
.contact-panel {
  padding: clamp(2.5rem, 5vw, 4rem);
  background: var(--ink);
  color: var(--paper);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 860px) {
  .contact-panel { grid-template-columns: 5fr 7fr; gap: 4rem; align-items: end; }
}

.contact-panel h2 { color: var(--paper); max-width: 18ch; font-weight: 300; }
.contact-panel h2 .accent { color: #A78BFA; font-style: italic; }
.contact-panel p { color: rgba(244, 241, 234, 0.78); }
.contact-panel .btn { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.contact-panel .btn:hover { background: var(--accent); color: var(--paper); border-color: var(--accent); }
.contact-panel .btn.ghost { background: transparent; color: var(--paper); border-color: rgba(244, 241, 234, 0.4); }
.contact-panel .btn.ghost:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }