/* Cicada.OS site — DESIGN.md + Sentry/MAGI / Star Wars tactical HUD */
:root {
  --void: #000000;
  --steel: #0b0d10;
  --grid: #1a1f24;
  --phosphor: #39ff14;
  --magi: #6cffc8;
  --amber: #ffb000;
  --alert: #ff3b00;
  --path: #c45c26;
  --cyan: #5ce1ff;
  --ink: #e8e0d0;
  --muted: #8a8070;
  --border: rgba(255, 176, 0, 0.35);
  --glow-g: 0 0 12px rgba(57, 255, 20, 0.45);
  --glow-a: 0 0 14px rgba(255, 176, 0, 0.35);
  --font-mono: "JetBrains Mono", "Share Tech Mono", ui-monospace, monospace;
  --font-mark: "Share Tech", "JetBrains Mono", sans-serif;
  --max: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--void);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: var(--phosphor); text-decoration: none; }
a:hover { color: var(--magi); text-shadow: var(--glow-g); }
img, svg { max-width: 100%; display: block; }

/* scanline / CRT grain — atmosphere, not decoration noise */
.crt::before {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0, 0, 0, 0.12) 3px
    );
  opacity: 0.35;
  mix-blend-mode: multiply;
}
.crt::after {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 91;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.55) 100%);
}

/* —— NAV —— */
.sentry-bar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  padding: 0.65rem 1.25rem;
  background: rgba(0, 0, 0, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
}
.sentry-bar .mark {
  font-family: var(--font-mark);
  font-size: 1.15rem;
  letter-spacing: 0.18em;
  color: var(--phosphor);
  text-shadow: var(--glow-g);
  text-transform: uppercase;
}
.sentry-bar .mark span { color: var(--amber); }
.sentry-bar nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.1rem;
  flex: 1;
}
.sentry-bar nav a {
  color: var(--amber);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.sentry-bar nav a[aria-current="page"] {
  color: var(--phosphor);
  border-bottom: 1px solid var(--phosphor);
}
.sentry-meta {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
}
.sentry-meta .live { color: var(--phosphor); }

/* —— HERO —— */
.hero {
  position: relative;
  min-height: min(92vh, 860px);
  display: grid;
  align-items: end;
  padding: 2.5rem 1.5rem 3rem;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(255, 59, 0, 0.08), transparent 55%),
    radial-gradient(ellipse 50% 40% at 20% 70%, rgba(57, 255, 20, 0.06), transparent 50%),
    var(--void);
}
.hero-bg svg {
  position: absolute;
  right: -5%;
  top: 5%;
  width: min(72vw, 820px);
  height: auto;
  opacity: 0.85;
  animation: drift 28s linear infinite;
}
@keyframes drift {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  width: 100%;
}
.brand {
  font-family: var(--font-mark);
  font-size: clamp(2.8rem, 9vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: 0.08em;
  color: var(--phosphor);
  text-shadow: var(--glow-g);
  text-transform: uppercase;
  margin: 0 0 1rem;
}
.brand .dot { color: var(--amber); }
.hero h1 {
  margin: 0 0 0.75rem;
  max-width: 22ch;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--amber);
  text-shadow: var(--glow-a);
}
.hero .lede {
  margin: 0 0 1.75rem;
  max-width: 42ch;
  color: var(--muted);
  font-size: 0.9rem;
}
.beta-pill {
  display: inline-block;
  margin: 0 0 0.85rem;
  padding: 0.25rem 0.55rem;
  border: 1px solid var(--alert);
  color: var(--alert);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-shadow: 0 0 8px rgba(255, 59, 0, 0.45);
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.15rem;
  border: 1px solid var(--phosphor);
  background: transparent;
  color: var(--phosphor);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s;
}
.btn:hover {
  background: var(--phosphor);
  color: var(--void);
  box-shadow: var(--glow-g);
  text-shadow: none;
}
.btn-amber {
  border-color: var(--amber);
  color: var(--amber);
}
.btn-amber:hover {
  background: var(--amber);
  color: var(--void);
  box-shadow: var(--glow-a);
}
.btn-ghost {
  border-color: var(--grid);
  color: var(--muted);
}
.btn-ghost:hover {
  border-color: var(--amber);
  color: var(--amber);
  background: transparent;
  box-shadow: none;
}

.hud-corner {
  position: absolute;
  z-index: 2;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--path);
}
.hud-corner.tl { top: 1rem; left: 1.25rem; }
.hud-corner.tr { top: 1rem; right: 1.25rem; text-align: right; color: var(--magi); }
.hud-corner .val { color: var(--amber); }

/* —— SECTIONS —— */
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.75rem 1.5rem;
}
.panel {
  border: 1px solid var(--border);
  background: var(--steel);
  padding: 1.25rem 1.35rem;
}
.panel + .panel { margin-top: 1rem; }
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--grid);
}
.panel-head h2 {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--phosphor);
  text-shadow: var(--glow-g);
  font-weight: 500;
}
.panel-head .tag {
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--alert);
  text-transform: uppercase;
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 760px) {
  .grid-2 { grid-template-columns: 1fr; }
  .hero-bg svg { opacity: 0.4; right: -20%; }
}

.claim-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}
.claim-table th,
.claim-table td {
  text-align: left;
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid var(--grid);
  vertical-align: top;
}
.claim-table th {
  color: var(--amber);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  font-size: 0.68rem;
}
.claim-table td:first-child { color: var(--magi); width: 42%; }

.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; }
.steps li {
  counter-increment: step;
  position: relative;
  padding: 0.85rem 0 0.85rem 3rem;
  border-bottom: 1px solid var(--grid);
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.85rem;
  color: var(--alert);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}
.steps strong {
  display: block;
  color: var(--amber);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

pre, .code {
  margin: 0.75rem 0 0;
  padding: 0.85rem 1rem;
  background: var(--void);
  border: 1px solid var(--grid);
  color: var(--magi);
  overflow-x: auto;
  font-size: 0.78rem;
  line-height: 1.45;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.65rem;
}
.feature-list li {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--grid);
}
.feature-list .k {
  color: var(--phosphor);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.68rem;
}
.feature-list .v { color: var(--muted); font-size: 0.82rem; }

.warn {
  border-color: var(--alert);
  color: var(--ink);
}
.warn .panel-head h2 { color: var(--alert); text-shadow: 0 0 10px rgba(255, 59, 0, 0.4); }

.footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem;
  margin-top: 2rem;
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.footer a { color: var(--amber); }

.page-title {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--phosphor);
  text-shadow: var(--glow-g);
}
.page-sub {
  margin: 0 0 2rem;
  color: var(--muted);
  max-width: 56ch;
}