:root {
  --bg: #0b0d11;
  --bg-elev: #12151c;
  --ink: #f4f5f7;
  --muted: #8b93a3;
  --line: rgba(244, 245, 247, 0.1);
  --signal: #d6ff3a;
  --signal-ink: #0b0d11;
  --danger: #ff4d4d;
  --ok: #3dff9a;
  --font-display: "Bebas Neue", Impact, sans-serif;
  --font-body: "Sora", "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.5;
  background: var(--bg);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 90% 55% at 70% -10%, rgba(214, 255, 58, 0.09), transparent 55%),
    radial-gradient(ellipse 70% 50% at -10% 40%, rgba(90, 110, 160, 0.12), transparent 50%),
    linear-gradient(165deg, #10131a 0%, var(--bg) 42%, #08090c 100%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 47px,
      rgba(255, 255, 255, 0.015) 47px,
      rgba(255, 255, 255, 0.015) 48px
    );
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), transparent 70%);
}

a { color: var(--signal); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: #f0ff8a; }

.wrap {
  width: min(1120px, calc(100% - 2.5rem));
  margin: 0 auto;
}

/* ——— Header ——— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 13, 17, 0.78);
  backdrop-filter: blur(14px) saturate(1.2);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 0.95rem 0;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.65rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  line-height: 1;
}
.brand span {
  color: var(--signal);
  margin-left: 0.15em;
}
.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.35rem;
  align-items: center;
}
.nav-links a {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.nav-links a:hover { color: var(--ink); }
.nav-links .btn {
  margin-left: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.78rem;
}

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.85rem 1.4rem;
  border: none;
  background: var(--signal);
  color: var(--signal-ink);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: transform 0.25s var(--ease), filter 0.25s var(--ease), background 0.2s;
}
.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
  color: var(--signal-ink);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: none;
  border-radius: 0;
}
.btn-ghost:hover {
  box-shadow: inset 0 0 0 1px var(--signal);
  color: var(--signal);
  filter: none;
}
.btn-danger {
  background: var(--danger);
  color: #fff;
}

/* ——— Hero (full bleed) ——— */
.hero {
  position: relative;
  min-height: calc(100vh - 64px);
  display: grid;
  align-items: end;
  padding: 0 0 4.5rem;
  overflow: hidden;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(105deg, rgba(11, 13, 17, 0.92) 0%, rgba(11, 13, 17, 0.55) 48%, rgba(11, 13, 17, 0.75) 100%),
    linear-gradient(180deg, transparent 40%, var(--bg) 100%),
    radial-gradient(circle at 78% 42%, rgba(214, 255, 58, 0.14), transparent 28%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cpath d='M0 0h2v120H0zm40 0h2v120h-2zm40 0h2v120h-2zm40 0h2v120h-2z' fill='%23ffffff' fill-opacity='0.035'/%3E%3C/svg%3E");
  background-size: cover, cover, cover, 80px 80px;
  animation: yard-shift 18s ease-in-out infinite alternate;
}
.hero-canvas::before {
  content: "";
  position: absolute;
  inset: 12% 8% 18% 52%;
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0 18px,
      rgba(214, 255, 58, 0.05) 18px 20px
    );
  transform: skewX(-8deg);
  animation: bars-drift 12s linear infinite;
  pointer-events: none;
}
.hero-canvas::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--signal) 30%, var(--signal) 70%, transparent);
  opacity: 0.85;
  animation: scan 3.5s var(--ease) infinite;
}
.hero .wrap {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 2.5rem));
}
.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(4.2rem, 16vw, 9.5rem);
  line-height: 0.88;
  letter-spacing: 0.02em;
  margin: 0 0 1rem;
  text-transform: uppercase;
  animation: rise 0.85s var(--ease) both;
}
.hero-brand em {
  font-style: normal;
  color: var(--signal);
  display: inline-block;
  animation: rise 0.85s var(--ease) 0.08s both;
}
.hero-lead {
  margin: 0 0 1.75rem;
  max-width: 26rem;
  color: var(--muted);
  font-size: 1.05rem;
  animation: rise 0.85s var(--ease) 0.16s both;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  animation: rise 0.85s var(--ease) 0.24s both;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: none; }
}
@keyframes yard-shift {
  from { background-position: center, center, 78% 42%, 0 0; }
  to { background-position: center, center, 72% 48%, 40px 0; }
}
@keyframes bars-drift {
  from { transform: skewX(-8deg) translateX(0); }
  to { transform: skewX(-8deg) translateX(20px); }
}
@keyframes scan {
  0%, 100% { opacity: 0.35; transform: scaleX(0.7); }
  50% { opacity: 1; transform: scaleX(1); }
}

/* ——— Sections ——— */
.section {
  padding: 3.25rem 0 1rem;
}
.section-head {
  margin-bottom: 1.75rem;
}
.section h2,
.page-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.85rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
  font-weight: 400;
  line-height: 1;
}
.section-lead,
.page-lead {
  margin: 0;
  color: var(--muted);
  max-width: 36rem;
  font-size: 0.98rem;
}

.strip {
  margin: 0;
  padding: 1.35rem 0;
  border-block: 1px solid var(--line);
  background: rgba(18, 21, 28, 0.65);
}
.strip-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.5rem;
  align-items: baseline;
  justify-content: space-between;
}
.strip-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.strip strong,
.strip code {
  font-family: ui-monospace, "Cascadia Code", monospace;
  font-size: 1.05rem;
  color: var(--ink);
  font-weight: 600;
}

.flash {
  margin: 1.25rem auto 0;
  width: min(1120px, calc(100% - 2.5rem));
  padding: 0.85rem 1.1rem;
  border-left: 3px solid var(--line);
  background: var(--bg-elev);
  font-size: 0.95rem;
}
.flash.ok { border-color: var(--ok); }
.flash.err { border-color: var(--danger); }

/* ——— Shop products (buy interaction) ——— */
.grid-products {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 0.5rem;
}
.product {
  padding: 1.35rem 1.25rem 1.4rem;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.product:hover {
  border-color: rgba(214, 255, 58, 0.35);
  transform: translateY(-3px);
}
.product h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  letter-spacing: 0.04em;
  font-weight: 400;
}
.product .desc {
  color: var(--muted);
  margin: 0;
  min-height: 3.2em;
  font-size: 0.92rem;
  flex: 1;
}
.product .flags {
  font-family: ui-monospace, monospace;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}
.product .price {
  color: var(--signal);
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 0.03em;
  line-height: 1;
  margin: 0.25rem 0 0.5rem;
}

/* ——— News / how-to ——— */
.news-list { display: grid; gap: 1.25rem; }
.news-item h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: 0.04em;
  font-weight: 400;
}
.news-item p { margin: 0; color: var(--muted); }

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 0.85rem;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 1rem;
  align-items: start;
  color: var(--muted);
  line-height: 1.55;
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--signal);
  line-height: 1;
  letter-spacing: 0.04em;
}
.steps strong { color: var(--ink); font-weight: 600; }
.steps code {
  color: var(--signal);
  font-family: ui-monospace, monospace;
  font-size: 0.9em;
}

/* ——— Tables / forms ——— */
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
table.data th,
table.data td {
  text-align: left;
  padding: 0.7rem 0.5rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
table.data th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
table.data tr:hover td { background: rgba(255, 255, 255, 0.02); }

.form {
  display: grid;
  gap: 0.85rem;
  max-width: 440px;
}
.form.wide { max-width: 100%; }
.form-inline {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: end;
  max-width: 560px;
}
.form label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 500;
}
.form input,
.form textarea,
.form select {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.35);
  color: var(--ink);
  font: inherit;
  text-transform: none;
  letter-spacing: normal;
  border-radius: 0;
  transition: border-color 0.2s;
}
.form input:focus,
.form textarea:focus,
.form select:focus {
  outline: none;
  border-color: rgba(214, 255, 58, 0.55);
}

.panel { display: grid; gap: 2rem; }
.panel-block {
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.panel-block h3 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  font-weight: 400;
}

.auth-shell {
  min-height: calc(100vh - 180px);
  display: grid;
  align-content: center;
  padding: 2.5rem 0 3rem;
}

.muted { color: var(--muted); }
.mono { font-family: ui-monospace, monospace; }

.site-footer {
  margin-top: 4rem;
  padding: 1.75rem 0 2.75rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}
.site-footer strong {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  font-weight: 400;
}

@media (max-width: 720px) {
  .nav { flex-direction: column; align-items: flex-start; }
  .hero { min-height: auto; padding: 3.5rem 0 3rem; align-items: center; }
  .hero-canvas::before { inset: 8% -5% 30% 20%; opacity: 0.6; }
  .form-inline { grid-template-columns: 1fr; }
  .strip-inner { flex-direction: column; gap: 0.75rem; }
}