/* BLK // SECTOR — tactical cyber landing */
:root {
  --bg: #070708;
  --bg-elev: #0e0e10;
  --bg-card: #121216;
  --bg-card-hover: #18181e;
  --gold: #C9A227;
  --gold-dim: #a38420;
  --gold-glow: rgba(201, 162, 39, 0.22);
  --steel: #8b919a;
  --steel-muted: #5c636e;
  --text: #e8e9eb;
  --text-dim: #a0a5ad;
  --border: rgba(201, 162, 39, 0.18);
  --border-strong: rgba(201, 162, 39, 0.45);
  --danger-soft: #3a3a40;
  --font-sans: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", "Cascadia Code", "Consolas", monospace;
  --max: 1100px;
  --radius: 4px;
  --nav-h: 64px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ambient tactical grid + noise */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(201, 162, 39, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 162, 39, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 20%, black 0%, transparent 70%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

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

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

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--gold);
  color: #0a0a0b;
  padding: 0.75rem 1rem;
  z-index: 100;
  font-weight: 600;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* —— NAV —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  background: rgba(7, 7, 8, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.06em;
  font-size: 0.95rem;
}

.logo:hover {
  text-decoration: none;
  color: var(--gold);
}

.logo-mark {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.logo span.sep {
  color: var(--gold);
  margin: 0 0.15em;
}

.nav-links {
  display: none;
  list-style: none;
  gap: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--gold);
}

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--gold);
  color: #0a0a0b !important;
  padding: 0.55rem 0.95rem;
  border: none;
  border-radius: var(--radius);
  font-weight: 700;
  cursor: pointer;
  text-decoration: none !important;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background 0.2s, box-shadow 0.2s;
}

.nav-cta:hover {
  background: #dbb52f;
  box-shadow: 0 0 20px var(--gold-glow);
  text-decoration: none !important;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

/* —— HERO —— */
.hero {
  padding: 4rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 900px) {
  .hero {
    padding: 5.5rem 0 6.5rem;
  }
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3rem;
  }
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold);
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 3.35rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  max-width: 14ch;
}

.hero h1 .accent {
  color: var(--gold);
}

.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  color: var(--text-dim);
  max-width: 36ch;
  margin-bottom: 0.75rem;
}

.hero-tags {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--steel);
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 0.9rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none !important;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s, color 0.2s;
}

.btn-primary {
  background: var(--gold);
  color: #0a0a0b !important;
}

.btn-primary:hover {
  background: #dbb52f;
  box-shadow: 0 0 28px var(--gold-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text) !important;
  border-color: var(--border-strong);
}

.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold) !important;
  background: rgba(201, 162, 39, 0.06);
}

.btn-lg {
  padding: 1.05rem 1.6rem;
  font-size: 0.82rem;
}

/* Hero visual panel */
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 420px;
  margin-inline: auto;
  width: 100%;
}

.tactical-panel {
  position: absolute;
  inset: 8%;
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 92% 100%, 0 100%);
  overflow: hidden;
}

.tactical-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 70% 30%, var(--gold-glow), transparent 45%),
    linear-gradient(160deg, transparent 40%, rgba(201, 162, 39, 0.08));
}

.panel-ring {
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(201, 162, 39, 0.35);
  border-radius: 50%;
}

.panel-ring-2 {
  position: absolute;
  inset: 22%;
  border: 1px dashed rgba(139, 145, 154, 0.35);
  border-radius: 50%;
}

.panel-cross {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 70%;
  height: 1px;
  background: rgba(201, 162, 39, 0.25);
  transform: translate(-50%, -50%);
}

.panel-cross::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 1px;
  height: calc(70% / 0.7 * 100%);
  height: 280px;
  max-height: 70%;
  background: rgba(201, 162, 39, 0.25);
  transform: translate(-50%, -50%);
}

.panel-core {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 42%;
  text-align: center;
  font-family: var(--font-mono);
}

.panel-core .mark {
  font-size: clamp(1.4rem, 4vw, 1.85rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--gold);
  line-height: 1.2;
}

.panel-core .sub {
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--steel);
  margin-top: 0.5rem;
  text-transform: uppercase;
}

.corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--gold);
  border-style: solid;
  opacity: 0.85;
}

.corner-tl { top: 10px; left: 10px; border-width: 2px 0 0 2px; }
.corner-tr { top: 10px; right: 10px; border-width: 2px 2px 0 0; }
.corner-bl { bottom: 10px; left: 10px; border-width: 0 0 2px 2px; }
.corner-br { bottom: 18px; right: 18px; border-width: 0 2px 2px 0; }

.hud-label {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  color: var(--steel-muted);
  text-transform: uppercase;
}

.hud-tl { top: 14px; left: 28px; }
.hud-br { bottom: 28px; right: 28px; color: var(--gold); }

/* —— SECTIONS —— */
section {
  padding: 4.5rem 0;
  position: relative;
  z-index: 1;
}

.section-head {
  margin-bottom: 2.5rem;
}

.section-head .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.6rem;
}

.section-head h2 {
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-head p {
  color: var(--text-dim);
  max-width: 52ch;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, var(--border-strong), transparent 80%);
  border: none;
  margin: 0;
}

/* About */
.about-block {
  display: grid;
  gap: 2rem;
}

@media (min-width: 800px) {
  .about-block {
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
  }
}

.about-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.about-copy p {
  color: var(--text-dim);
  margin-bottom: 1.1rem;
}

.about-copy p:last-of-type {
  color: var(--text);
  font-weight: 600;
  margin-bottom: 0;
}

.about-stats {
  display: grid;
  gap: 0.75rem;
}

.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1rem 1.15rem;
  border-left: 2px solid var(--gold);
}

.stat strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.25rem;
}

.stat span {
  font-size: 0.9rem;
  color: var(--text-dim);
}

/* Series cards */
.series-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 700px) {
  .series-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.series-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.5rem 1.35rem 1.4rem;
  position: relative;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.series-card:hover {
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.series-card .code {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--steel-muted);
  text-transform: uppercase;
  margin-bottom: 0.85rem;
}

.series-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  color: var(--gold);
}

.series-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.series-card p {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 1.25rem;
  min-height: 3.6em;
}

.price {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.price small {
  font-size: 0.72rem;
  color: var(--steel);
  font-weight: 400;
  margin-left: 0.35rem;
}

/* How it works */
.steps {
  display: grid;
  gap: 1rem;
  counter-reset: step;
}

@media (min-width: 700px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.35rem 1.2rem;
  position: relative;
  counter-increment: step;
}

.step::before {
  content: "0" counter(step);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--gold);
  display: block;
  margin-bottom: 0.85rem;
}

.step h3 {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 0.45rem;
}

.step p {
  font-size: 0.88rem;
  color: var(--text-dim);
}

.community-note {
  margin-top: 1.75rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  background: rgba(201, 162, 39, 0.04);
  font-size: 0.9rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.community-note strong {
  color: var(--gold);
  font-weight: 600;
}

/* Shop CTA */
.shop {
  padding: 5rem 0;
}

.shop-panel {
  background: linear-gradient(145deg, var(--bg-elev), #141418 60%, rgba(201, 162, 39, 0.08));
  border: 1px solid var(--border-strong);
  padding: 2.5rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

@media (min-width: 700px) {
  .shop-panel {
    padding: 3.5rem 3rem;
  }
}

.shop-panel::before,
.shop-panel::after {
  content: "";
  position: absolute;
  width: 40px;
  height: 40px;
  border-color: var(--gold);
  border-style: solid;
  opacity: 0.5;
}

.shop-panel::before {
  top: 12px;
  left: 12px;
  border-width: 2px 0 0 2px;
}

.shop-panel::after {
  bottom: 12px;
  right: 12px;
  border-width: 0 2px 2px 0;
}

.shop-panel .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.85rem;
}

.shop-panel h2 {
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
}

.shop-panel p {
  color: var(--text-dim);
  max-width: 42ch;
  margin: 0 auto 1.75rem;
}

.shop-meta {
  margin-top: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--steel-muted);
  text-transform: uppercase;
}

/* Footer / Contact */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 700px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.footer-brand .logo {
  margin-bottom: 0.85rem;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-dim);
  max-width: 32ch;
}

.footer-col h3 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.85rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.45rem;
}

.footer-col a {
  color: var(--text-dim);
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--gold);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--steel-muted);
}

.cn-note {
  color: var(--steel-muted);
}

/* utilities */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}