/* ============================================================
   MOSAYIX — Marketing Site
   Palette derived from the Mosayix hex-mosaic logo.
   Fonts: Barlow Condensed (display) · IBM Plex Sans (body)
          · IBM Plex Mono (telemetry/data)
   ============================================================ */

:root {
  /* Logo tile family */
  --navy-0: #001f3f;
  --navy-1: #003366;
  --tile-2: #005580;
  --tile-3: #007699;
  --tile-4: #0099CC;
  --cyan:   #00BFFF;

  /* Page */
  --ink:    #020D1A;
  --ink-2:  #041627;
  --panel:  #06203a;
  --line:   rgba(0, 191, 255, 0.16);
  --line-2: rgba(0, 191, 255, 0.32);

  /* Text */
  --paper:  #E9F2F9;
  --muted:  #8FA9BF;
  --dim:    #5C7A93;

  /* Range state */
  --green:  #37D97B;
  --amber:  #FFB020;
  --red:    #FF4D5E;

  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Consolas", monospace;

  --maxw: 1160px;
  --radius: 6px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Telemetry strip (top of every page) ---------- */
.telemetry {
  background: #010810;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--dim);
  overflow: hidden;
  white-space: nowrap;
}
.telemetry .wrap {
  display: flex;
  gap: 28px;
  padding-top: 7px;
  padding-bottom: 7px;
  align-items: center;
}
.telemetry .state-green { color: var(--green); }
.telemetry .ok { color: var(--tile-4); }
.telemetry .metar { color: var(--dim); }
@media (max-width: 860px) {
  .telemetry .metar { display: none; }
}

/* ---------- Header / nav ---------- */
header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(2, 13, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none !important;
}
.brand svg { height: 34px; width: auto; }
.brand .word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.14em;
  color: var(--paper);
}
.brand .word .x { color: var(--cyan); }
.brand .prod {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  color: var(--tile-4);
  border-left: 1px solid var(--line-2);
  padding-left: 12px;
}

nav.main {
  display: flex;
  align-items: center;
  gap: 30px;
}
nav.main a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none !important;
}
nav.main a:hover, nav.main a[aria-current="page"] { color: var(--paper); }
nav.main a[aria-current="page"] { border-bottom: 2px solid var(--cyan); padding-bottom: 3px; }

.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 12px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--cyan);
  color: var(--ink) !important;
  background: var(--cyan);
  text-decoration: none !important;
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}
.btn:hover { background: #33ccff; transform: translateY(-1px); }
.btn.ghost {
  background: transparent;
  color: var(--cyan) !important;
}
.btn.ghost:hover { background: rgba(0, 191, 255, 0.1); }
.btn.small { padding: 9px 18px; font-size: 14px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 8px 12px;
  cursor: pointer;
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  nav.main {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--ink-2);
    border-bottom: 1px solid var(--line);
    padding: 8px 24px 16px;
  }
  nav.main.open { display: flex; }
  nav.main a { padding: 12px 0; width: 100%; border-bottom: 1px solid rgba(255,255,255,0.04); }
  nav.main .btn { margin-top: 12px; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(1100px 500px at 75% -10%, rgba(0, 85, 128, 0.28), transparent 60%),
    var(--ink);
}
.hero::before {
  /* faint radar grid */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 191, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 191, 255, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(800px 600px at 70% 40%, black, transparent 75%);
  pointer-events: none;
}
.hero .wrap {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding-top: 96px;
  padding-bottom: 96px;
}
@media (max-width: 960px) {
  .hero .wrap { grid-template-columns: 1fr; padding-top: 64px; padding-bottom: 64px; }
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--tile-4);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: "▮ ";
  color: var(--cyan);
}

h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(44px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}
h1 .accent { color: var(--cyan); }

.hero .lede {
  margin-top: 24px;
  font-size: 19px;
  color: var(--muted);
  max-width: 54ch;
}
.hero .cta-row {
  margin-top: 36px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hex mosaic assembly — the signature */
.mosaic {
  position: relative;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}
.mosaic svg { width: 100%; height: auto; overflow: visible; }
.mosaic .hx {
  stroke: rgba(233, 242, 249, 0.85);
  stroke-width: 2;
  transform-origin: 150px 150px;
  animation: hex-lock 1.1s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.mosaic .hx:nth-child(1) { animation-delay: 0.05s; }
.mosaic .hx:nth-child(2) { animation-delay: 0.15s; }
.mosaic .hx:nth-child(3) { animation-delay: 0.25s; }
.mosaic .hx:nth-child(4) { animation-delay: 0.35s; }
.mosaic .hx:nth-child(5) { animation-delay: 0.45s; }
.mosaic .hx:nth-child(6) { animation-delay: 0.55s; }
@keyframes hex-lock {
  from { opacity: 0; transform: scale(1.28); }
  to   { opacity: 1; transform: scale(1); }
}
.mosaic .trk {
  stroke: var(--cyan);
  stroke-width: 1.4;
  stroke-dasharray: 5 7;
  fill: none;
  opacity: 0.55;
  animation: trk-move 8s linear infinite;
}
@keyframes trk-move { to { stroke-dashoffset: -120; } }
.mosaic .blip { fill: var(--cyan); animation: blip 2.4s ease-in-out infinite; }
@keyframes blip { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }
.mosaic .cap {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  fill: var(--dim);
}
@media (prefers-reduced-motion: reduce) {
  .mosaic .hx, .mosaic .trk, .mosaic .blip { animation: none; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* ---------- Sections ---------- */
section.band {
  padding: 88px 0;
  border-bottom: 1px solid var(--line);
}
section.band.alt { background: var(--ink-2); }
@media (max-width: 700px) { section.band { padding: 60px 0; } }

h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.06;
  text-transform: uppercase;
  letter-spacing: 0.015em;
  margin-bottom: 14px;
}
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.section-intro { color: var(--muted); max-width: 66ch; margin-bottom: 48px; }

/* Card grid */
.grid { display: grid; gap: 24px; }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 960px) { .grid.c3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 660px) { .grid.c3, .grid.c2 { grid-template-columns: 1fr; } }

.card {
  background: linear-gradient(180deg, rgba(0, 51, 102, 0.22), rgba(0, 31, 63, 0.1));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
}
.card .k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tile-4);
  margin-bottom: 14px;
}
.card p { color: var(--muted); font-size: 15.5px; }
.card.hi { border-color: var(--line-2); box-shadow: 0 0 0 1px rgba(0,191,255,0.08), 0 18px 46px rgba(0,0,0,0.35); }

/* Alert ladder */
.ladder { display: grid; gap: 14px; margin-top: 8px; }
.rung {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 20px;
  align-items: center;
  border: 1px solid var(--line);
  border-left-width: 4px;
  border-radius: var(--radius);
  padding: 18px 22px;
  background: rgba(2, 13, 26, 0.5);
}
.rung .sev {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.08em;
}
.rung .desc { color: var(--muted); font-size: 15px; }
.rung .desc code { font-family: var(--font-mono); font-size: 13px; color: var(--paper); }
.rung.advisory { border-left-color: var(--tile-4); }
.rung.advisory .sev { color: var(--tile-4); }
.rung.caution { border-left-color: var(--amber); }
.rung.caution .sev { color: var(--amber); }
.rung.warning { border-left-color: var(--red); }
.rung.warning .sev { color: var(--red); }
@media (max-width: 600px) { .rung { grid-template-columns: 1fr; gap: 6px; } }

/* Go/no-go chip */
.gonogo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 8px 18px;
  color: var(--paper);
}
.gonogo .dot { width: 10px; height: 10px; border-radius: 50%; }
.gonogo.green .dot { background: var(--green); box-shadow: 0 0 12px var(--green); }
.gonogo.amber .dot { background: var(--amber); box-shadow: 0 0 12px var(--amber); }
.gonogo.red .dot { background: var(--red); box-shadow: 0 0 12px var(--red); }

/* Demo video frame */
.demo-frame {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  overflow: hidden;
  background: #010a14;
  aspect-ratio: 16 / 9;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}
.demo-frame iframe, .demo-frame video {
  position: absolute; inset: 0; width: 100%; height: 100%; border: 0;
}
.demo-placeholder {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 16px;
  background:
    radial-gradient(600px 300px at 50% 20%, rgba(0, 85, 128, 0.3), transparent 70%),
    #010a14;
}
.demo-placeholder .play {
  width: 76px; height: 76px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  display: flex; align-items: center; justify-content: center;
}
.demo-placeholder .play::after {
  content: "";
  border-left: 20px solid var(--cyan);
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  margin-left: 5px;
}
.demo-placeholder .cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--dim);
}
.demo-hud {
  position: absolute; left: 0; right: 0; top: 0;
  display: flex; justify-content: space-between;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--dim);
  pointer-events: none;
}
.demo-hud .g { color: var(--green); }

/* Edition cards */
.edition {
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
}
.edition .tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  padding: 4px 10px;
  border-radius: 3px;
  border: 1px solid var(--line-2);
}
.edition .tag.now { color: var(--green); border-color: rgba(55, 217, 123, 0.4); }
.edition .tag.road { color: var(--dim); }
.edition ul { list-style: none; margin-top: 6px; }
.edition ul li {
  color: var(--muted); font-size: 15px;
  padding: 6px 0 6px 20px;
  position: relative;
}
.edition ul li::before {
  content: "⬡";
  position: absolute; left: 0;
  color: var(--tile-4);
  font-size: 12px; top: 9px;
}

/* Pricing */
.price-card .amount {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 38px;
  color: var(--paper);
  line-height: 1;
}
.price-card .amount span {
  font-size: 16px;
  color: var(--muted);
  font-family: var(--font-body);
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}

/* Stat strip */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(0, 31, 63, 0.25);
  padding: 34px 30px;
}
@media (max-width: 660px) { .stats { grid-template-columns: 1fr; } }
.stats .n {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 44px;
  color: var(--cyan);
  line-height: 1;
}
.stats .l { color: var(--muted); font-size: 14.5px; margin-top: 6px; }

/* Prose blocks (about) */
.prose { max-width: 72ch; }
.prose p { color: var(--muted); margin-bottom: 20px; }
.prose p strong { color: var(--paper); }
.pull {
  border-left: 3px solid var(--cyan);
  padding: 6px 0 6px 24px;
  margin: 34px 0;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  line-height: 1.25;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--paper);
}

/* Advisory notice */
.advisory-note {
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background: rgba(0, 31, 63, 0.35);
  padding: 26px 30px;
  font-size: 15px;
  color: var(--muted);
}
.advisory-note .k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--tile-4);
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* Contact */
.contact-panel {
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(0, 51, 102, 0.3), rgba(0, 31, 63, 0.12));
  padding: 44px 40px;
  text-align: center;
}
.contact-panel .email {
  font-family: var(--font-mono);
  font-size: clamp(18px, 3vw, 26px);
  color: var(--cyan);
  letter-spacing: 0.04em;
  word-break: break-all;
}

/* About layout */
.about-cols {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .about-cols { grid-template-columns: 1fr; }
  .about-cols .side { position: static !important; max-width: 300px; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in { opacity: 1; transform: none; }

/* CTA band */
.cta-band { text-align: center; padding: 96px 0; }
.cta-band h2 { margin-bottom: 12px; }
.cta-band p { color: var(--muted); margin-bottom: 32px; }

/* Footer */
footer.site {
  background: #010810;
  padding: 48px 0 36px;
  font-size: 14px;
  color: var(--dim);
}
footer.site .cols {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
footer.site nav { display: flex; gap: 22px; flex-wrap: wrap; }
footer.site nav a {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
footer.site .legal {
  border-top: 1px solid rgba(0, 191, 255, 0.08);
  padding-top: 22px;
  font-size: 13px;
  line-height: 1.7;
}

/* ---- Contact form ---------------------------------------------------- */
.cform { text-align: left; }
.cform .frow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.cform .fgroup { margin-bottom: 18px; }
.cform label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--tile-4);
  margin-bottom: 8px;
}
.cform .req { color: var(--cyan); }
.cform input,
.cform select,
.cform textarea {
  width: 100%;
  box-sizing: border-box;
  background: rgba(2, 13, 26, 0.72);
  border: 1px solid var(--line-2);
  border-radius: 4px;
  padding: 12px 14px;
  color: var(--paper);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.18s ease, background 0.18s ease;
}
.cform textarea { resize: vertical; min-height: 130px; }
.cform input:focus,
.cform select:focus,
.cform textarea:focus {
  outline: none;
  border-color: var(--cyan);
  background: rgba(2, 13, 26, 0.95);
}
.cform input::placeholder,
.cform textarea::placeholder { color: #5D7A93; }
.cform select option { background: var(--ink-2); color: var(--paper); }
.cform button[type="submit"] { margin-top: 6px; cursor: pointer; border: none; }
.cform .fnote {
  color: var(--muted);
  font-size: 14px;
  margin-top: 20px;
}
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.fstatus {
  border-radius: 4px;
  padding: 14px 16px;
  margin-bottom: 24px;
  font-size: 15px;
  border: 1px solid;
}
.fstatus.good {
  border-color: rgba(0, 191, 255, 0.5);
  background: rgba(0, 153, 204, 0.14);
  color: var(--paper);
}
.fstatus.bad {
  border-color: rgba(255, 120, 120, 0.5);
  background: rgba(255, 90, 90, 0.12);
  color: #FFD4D4;
}
@media (max-width: 640px) {
  .cform .frow { grid-template-columns: 1fr; gap: 0; }
}