/* Modulo 59 District — shared site-wide design system */
:root {
  --m59-sky: #182A73;
  --m59-navy: #101936;
  --m59-orange: #FF692E;
  --m59-gold: #F5C344;
  --m59-cyan: #27C7D4;
  --m59-cream: #F4E7CC;
  --m59-steel: #7186A6;
  --m59-soft: #8FA7D8;
  --m59-ink: #10162A;
  --m59-sans: "Inter", system-ui, -apple-system, sans-serif;
  --m59-mono: "IBM Plex Mono", Consolas, monospace;
  --m59-display: "Chakra Petch", var(--m59-sans);
  --m59-max: 1200px;
}

.m59 * { box-sizing: border-box; }
.m59 {
  background: linear-gradient(180deg, var(--m59-navy) 0%, #0c1329 100%);
  color: var(--m59-cream);
  font: 16px/1.6 var(--m59-sans);
  overflow-x: hidden;
  margin: 0;
}
.m59 img, .m59 video { max-width: 100%; display: block; }
.m59 a { color: var(--m59-cyan); text-decoration: none; }
.m59 a:hover { text-decoration: underline; }
.m59 .container { width: min(calc(100% - 2rem), var(--m59-max)); margin-inline: auto; }
.m59 :focus-visible { outline: 2px solid var(--m59-cyan); outline-offset: 3px; border-radius: 2px; }
.m59 h1, .m59 h2, .m59 h3 { font-family: var(--m59-display); font-weight: 600; margin: 0 0 0.6rem; color: var(--m59-cream); }

.m59-skip {
  position: fixed; left: -999px; top: 0; z-index: 300;
  background: var(--m59-orange); color: var(--m59-ink); padding: 0.7rem 1rem;
  font: 700 0.85rem var(--m59-sans); border-radius: 0 0 6px 0;
}
.m59-skip:focus { left: 0; text-decoration: none; }

/* Header / nav */
.site-header {
  position: sticky; top: 0; z-index: 80;
  background: rgba(16, 25, 54, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(113, 134, 166, 0.35);
}
.nav-shell { width: min(calc(100% - 2rem), var(--m59-max)); margin-inline: auto; display: flex; align-items: center; gap: 1rem; padding: 0.75rem 0; }
.brand { display: flex; align-items: center; gap: 0.55rem; font: 700 0.85rem var(--m59-mono); letter-spacing: 0.03em; color: var(--m59-cream); }
.brand-mark { background: var(--m59-orange); color: var(--m59-ink); padding: 0.15rem 0.45rem; font: 800 0.85rem var(--m59-display); border-radius: 4px; }
.site-nav ul { display: flex; gap: 1.2rem; list-style: none; margin: 0 0 0 1.2rem; padding: 0; }
.site-nav a { font: 600 0.82rem var(--m59-sans); color: var(--m59-soft); padding: 0.3rem 0.1rem; border-bottom: 2px solid transparent; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--m59-cream); border-color: var(--m59-orange); text-decoration: none; }
.menu-toggle {
  display: none; margin-left: auto; min-width: 42px; min-height: 42px;
  border: 1px solid var(--m59-steel); background: transparent; color: var(--m59-cream);
  font: 600 0.7rem var(--m59-mono); border-radius: 6px; cursor: pointer;
}
.nav-action {
  margin-left: auto; padding: 0.5rem 0.95rem; background: var(--m59-orange); color: var(--m59-ink);
  font: 700 0.78rem var(--m59-sans); border-radius: 999px; white-space: nowrap;
}
.nav-action:hover { background: var(--m59-gold); color: var(--m59-ink); text-decoration: none; }

@media (max-width: 860px) {
  .site-nav ul { display: none; }
  .menu-toggle { display: inline-block; }
  .site-nav[data-open="true"] ul {
    display: flex; flex-direction: column; position: absolute; left: 0; right: 0; top: 100%;
    background: var(--m59-navy); padding: 0.8rem 1.2rem; gap: 0.4rem; border-bottom: 1px solid rgba(113,134,166,0.4);
    margin: 0;
  }
}

/* Sections */
.section { padding-block: clamp(2.4rem, 5vw, 3.8rem); }
.section-tight { padding-block: 1rem; }
.section.band { border-top: 1px solid rgba(113, 134, 166, 0.3); border-bottom: 1px solid rgba(113, 134, 166, 0.3); background: rgba(244, 231, 204, 0.03); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.4rem; font: 700 0.72rem var(--m59-mono);
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--m59-orange); margin: 0 0 0.7rem;
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--m59-orange); box-shadow: 0 0 8px var(--m59-orange); }
.m59 h1 { font-size: 2rem; max-width: 20ch; }
.m59 h2 { font-size: 1.4rem; max-width: 26ch; }
.lede { color: var(--m59-soft); font-size: 1.02rem; max-width: 58ch; margin: 0 0 1rem; }
.muted { color: var(--m59-steel); }
.m59 p { margin: 0 0 0.9rem; }

@media (min-width: 1024px) { .m59 h1 { font-size: 2.6rem; } }

/* Buttons */
.button {
  display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.7rem 1.2rem; border-radius: 8px;
  font: 700 0.85rem var(--m59-sans); border: 1px solid var(--m59-steel); color: var(--m59-cream);
  background: rgba(244, 231, 204, 0.06); white-space: nowrap; cursor: pointer;
}
.button:hover, .button:focus-visible { border-color: var(--m59-cyan); text-decoration: none; }
.button-gold { background: var(--m59-orange); border-color: var(--m59-orange); color: var(--m59-ink); }
.button-gold:hover { background: var(--m59-gold); border-color: var(--m59-gold); color: var(--m59-ink); }
.button-secondary { background: transparent; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1rem 0; }
.action-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.2rem; }

/* Hero */
.hero { padding-block: clamp(2.6rem, 6vw, 4.5rem); }
.hero-content { max-width: 68ch; }
.hero-note { font: 600 0.72rem var(--m59-mono); color: var(--m59-steel); letter-spacing: 0.04em; }

/* Grids and cards */
.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: start; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: start; }
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .intro-grid, .split { grid-template-columns: 1fr; }
}
@media (max-width: 600px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.card {
  border: 1px solid rgba(113, 134, 166, 0.4); border-radius: 10px; padding: 1.2rem;
  background: rgba(244, 231, 204, 0.04); position: relative;
}
.card::before {
  content: ""; display: block; height: 4px; width: 2.2rem; border-radius: 2px; margin-bottom: 0.8rem;
  background: var(--m59-orange);
}
.card h2, .card h3 { font-size: 1.05rem; }
.card-index { display: block; font: 700 0.68rem var(--m59-mono); color: var(--m59-steel); letter-spacing: 0.05em; margin-bottom: 0.4rem; }

/* Status badges */
.status { display: inline-flex; align-items: center; gap: 0.4rem; font: 700 0.65rem var(--m59-mono); text-transform: uppercase; letter-spacing: 0.04em; padding: 0.2rem 0.5rem; border-radius: 4px; margin-bottom: 0.5rem; }
.status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; }
.status-live { color: var(--m59-cyan); border: 1px solid var(--m59-cyan); }
.status-live::before { background: var(--m59-cyan); box-shadow: 0 0 6px var(--m59-cyan); }
.status-in-development { color: var(--m59-gold); border: 1px solid var(--m59-gold); }
.status-in-development::before { background: var(--m59-gold); box-shadow: 0 0 6px var(--m59-gold); }
.status-research-phase { color: var(--m59-soft); border: 1px solid var(--m59-soft); }
.status-research-phase::before { background: var(--m59-soft); }

/* Project cards */
.project-media { margin: 0 0 0.7rem; border-radius: 6px; overflow: hidden; border: 1px solid rgba(113,134,166,0.3); }
.project-image, .project-video { width: 100%; height: auto; }
.project-meta { margin-top: 0.6rem; padding-top: 0.6rem; border-top: 1px solid rgba(113,134,166,0.3); }
.project-meta .label { font: 600 0.68rem var(--m59-mono); text-transform: uppercase; letter-spacing: 0.04em; color: var(--m59-steel); margin: 0 0 0.3rem; }
.project-meta .note { font-size: 0.75rem; margin-top: 0.4rem; font-style: italic; }

/* Filters */
.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.8rem; }
.filter-button {
  border: 1px solid var(--m59-steel); background: transparent; color: var(--m59-soft);
  font: 600 0.78rem var(--m59-sans); padding: 0.4rem 0.8rem; border-radius: 999px; cursor: pointer;
}
.filter-button[aria-pressed="true"] { background: var(--m59-orange); border-color: var(--m59-orange); color: var(--m59-ink); }

/* Lists */
.check-list, .plain-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.check-list li { padding-left: 1.2rem; position: relative; font-size: 0.9rem; }
.check-list li::before { content: "\2713"; position: absolute; left: 0; color: var(--m59-cyan); font-weight: 700; }
.plain-list li { padding-left: 1rem; position: relative; font-size: 0.9rem; color: var(--m59-soft); }
.plain-list li::before { content: "\2013"; position: absolute; left: 0; color: var(--m59-steel); }

/* Process list */
.process-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.9rem; counter-reset: step; }
.process-list li { display: flex; gap: 0.9rem; align-items: flex-start; }
.process-list li > div::before {
  counter-increment: step; content: counter(step); display: inline-flex; align-items: center; justify-content: center;
  width: 1.8rem; height: 1.8rem; border-radius: 50%; border: 1px solid var(--m59-cyan); color: var(--m59-cyan);
  font: 700 0.8rem var(--m59-mono); margin-bottom: 0.4rem;
}

/* Pricing */
.price { font: 700 1.6rem var(--m59-sans); color: var(--m59-gold); margin: 0.3rem 0; }
.price-old { text-decoration: line-through; color: var(--m59-steel); font-size: 0.85rem; margin: 0 0 0.2rem; }
.availability { color: var(--m59-cyan); font-size: 0.9rem; }

/* Notice */
.notice { border: 1px solid var(--m59-gold); background: rgba(245,195,68,0.08); border-radius: 8px; padding: 0.9rem 1.1rem; color: var(--m59-cream); font-size: 0.9rem; }

/* Ecosystem map */
.ecosystem-map { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.node-primary { border-color: var(--m59-gold); }
@media (max-width: 900px) { .ecosystem-map { grid-template-columns: 1fr; } }

/* Forms */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: grid; gap: 0.35rem; }
.field-full { grid-column: 1 / -1; }
.field label { font: 600 0.82rem var(--m59-sans); color: var(--m59-cream); }
.field input, .field select, .field textarea {
  border: 1px solid var(--m59-steel); border-radius: 6px; padding: 0.6rem 0.7rem; font: inherit;
  background: rgba(16, 25, 54, 0.6); color: var(--m59-cream); width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--m59-cyan); outline: none; }
.field textarea { min-height: 110px; resize: vertical; }
.field-error { color: var(--m59-orange); font-size: 0.78rem; }
.consent { display: flex; gap: 0.6rem; align-items: flex-start; background: rgba(245,195,68,0.08); border: 1px solid var(--m59-gold); border-radius: 6px; padding: 0.8rem; }
.consent input { margin-top: 0.25rem; }
.honeypot { position: absolute; left: -9999px; }
.form-status { font-size: 0.9rem; margin-top: 0.6rem; }
.form-status.success { color: var(--m59-cyan); }
.form-status.error { color: var(--m59-orange); }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }

/* Whitepaper / prose */
.whitepaper-header { max-width: 60ch; }
.whitepaper-copy { max-width: 70ch; }
.whitepaper-copy h2 { font-size: 1.3rem; }
.whitepaper-base { margin-top: 1rem; }
.whitepaper-coin {
  width: 170px; max-width: 100%; margin-inline: auto; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle, rgba(245,195,68,0.18), rgba(16,25,54,0.4) 70%);
  padding: 14px; display: flex; align-items: center; justify-content: center;
}
.whitepaper-coin img { border-radius: 50%; clip-path: circle(47% at 50% 50%); border: 2px solid var(--m59-gold); width: 100%; height: 100%; object-fit: cover; }

/* Footer */
.site-footer { border-top: 1px solid rgba(113, 134, 166, 0.3); padding-block: 2.4rem 1.4rem; font-size: 0.85rem; color: var(--m59-steel); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; margin-bottom: 1.4rem; }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; }
.label { font: 700 0.7rem var(--m59-mono); text-transform: uppercase; letter-spacing: 0.05em; color: var(--m59-cyan); margin: 0 0 0.6rem; }
.footer-bottom { border-top: 1px solid rgba(113, 134, 166, 0.3); padding-top: 1rem; font: 0.78rem var(--m59-mono); }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) {
  .m59 * { transition: none !important; scroll-behavior: auto !important; }
}