:root {
  --bg: #020307;
  --bg-soft: #080a0f;
  --fg: #f5f5f5;
  --muted: #9b9ba0;
  --accent: #f0c15a;       /* faint ember */
  --accent-soft: rgba(240, 193, 90, 0.16);
  --line: #26272f;
}

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

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  background: radial-gradient(circle at top, #111218 0, #020307 55%);
  color: var(--fg);
  font-family: "IBM Plex Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

/* TOP BAR */

.top-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: linear-gradient(to bottom, rgba(2,3,7,0.96), rgba(2,3,7,0.86), rgba(2,3,7,0));
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.top-bar-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.7rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.crest-pill {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.32);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  font-family: "Space Grotesk", system-ui, sans-serif;
  background: radial-gradient(circle at 0 0, #3b3f4b 0, #020307 70%);
  box-shadow: 0 0 0 1px rgba(0,0,0,0.6), 0 20px 50px rgba(0,0,0,0.8);
}

.wordmark {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  opacity: 0.88;
}

.top-bar-nav {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.nav-link {
  border: none;
  background: none;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding-bottom: 0.1rem;
  border-bottom: 1px solid transparent;
  cursor: pointer;
}

.nav-link:hover {
  color: var(--fg);
  border-color: rgba(240,193,90,0.7);
}

/* HERO */

.hero {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 4.5rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 2.75rem;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  margin-inline: -999px; /* bleed to edges */
  background:
    radial-gradient(circle at top, rgba(12,13,20,0.98), #020307 70%);
  z-index: -2;
}

.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("assets/signal-mill.png");
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  filter: grayscale(100%) contrast(1.1);
}

.hero-fog {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 0, rgba(255,255,255,0.14), transparent 55%),
    radial-gradient(circle at 80% 0, rgba(80,96,120,0.2), transparent 60%),
    linear-gradient(to bottom, rgba(2,3,7,0.3), rgba(2,3,7,0.9));
  mix-blend-mode: screen;
  opacity: 0.65;
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.hero-tag {
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.9rem;
}

.hero-title {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: clamp(2.4rem, 3.5vw, 3.2rem);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  line-height: 1.2;
  margin-bottom: 1.2rem;
}

.hero-copy {
  font-size: 0.95rem;
  color: var(--muted);
  max-width: 32rem;
  margin-bottom: 1.6rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1.6rem;
}

.btn-solid,
.btn-ghost {
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 0.75rem 1.75rem;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.2);
}

.btn-solid {
  background: radial-gradient(circle at 0 0, var(--accent-soft), #05060b);
  border-color: rgba(240,193,90,0.8);
}

.btn-solid:hover {
  border-color: #fff;
}

.btn-ghost {
  background: rgba(5,6,10,0.9);
  color: var(--muted);
}

.btn-ghost:hover {
  color: var(--fg);
  border-color: rgba(240,193,90,0.6);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

/* HERO BEAM CARD */

.hero-beam {
  position: relative;
  z-index: 1;
  border-radius: 1.1rem;
  border: 1px solid rgba(255,255,255,0.08);
  background: radial-gradient(circle at top, rgba(42,44,52,0.8), #05060b 60%);
  padding: 1.3rem 1.3rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  box-shadow: 0 26px 70px rgba(0,0,0,0.85);
}

.beam-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: 0.9rem;
  background-image: url("assets/poa-beam.png"), url("assets/built-from-pressure.png");
  background-size: cover;
  background-position: center;
  filter: grayscale(100%) contrast(1.1);
}

.beam-copy h2 {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.beam-copy p {
  font-size: 0.8rem;
  color: var(--muted);
}

/* GENERIC SECTIONS */

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 3.8rem 1.5rem 3.8rem;
  border-top: 1px solid rgba(255,255,255,0.04);
  background: radial-gradient(circle at top, rgba(8,8,12,0.96), #020307 60%);
}

.section:nth-of-type(even) {
  background: radial-gradient(circle at top, rgba(5,5,8,0.96), #020307 60%);
}

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.4rem;
}

.section-title {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 1.3rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: flex-start;
}

.section p {
  font-size: 0.9rem;
  color: var(--muted);
}

/* WORLD */

.world-right {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.world-pill {
  border-radius: 0.9rem;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(6,7,12,0.96);
  padding: 0.95rem 1.05rem;
}

.world-pill-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg);
  display: block;
  margin-bottom: 0.3rem;
}

.world-pill ul {
  margin: 0.4rem 0 0;
  padding-left: 1.1rem;
  font-size: 0.85rem;
  color: var(--muted);
}

/* MYTH */

.myth-grid {
  align-items: stretch;
}

.myth-card {
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.09);
  background: radial-gradient(circle at top, rgba(34,36,46,0.9), #04050a 70%);
  padding: 1.2rem 1.3rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.myth-orbit {
  position: relative;
  width: 90px;
  height: 90px;
  margin-bottom: 0.2rem;
}

.myth-orbit-ring {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  border: 1px dashed rgba(255,255,255,0.35);
  opacity: 0.45;
}

.myth-orbit-core {
  position: absolute;
  inset: 18%;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  background: radial-gradient(circle at 30% 0, var(--accent-soft), #020307);
}

.myth-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

/* CORRIDOR / GALLERY */

.section-intro {
  max-width: 34rem;
  margin-bottom: 1.8rem;
}

.gallery-rail {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.1rem;
}

.gallery-card {
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.07);
  background: rgba(6,7,13,0.98);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.gallery-img-wrap {
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: #050507;
}

.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.08);
  transform: scale(1.02);
  transition: transform 0.6s ease, filter 0.6s ease;
}

.gallery-card:hover img {
  transform: scale(1.07);
  filter: grayscale(90%) contrast(1.15);
}

.gallery-card figcaption {
  padding: 0.85rem 0.95rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.gallery-card h3 {
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.gallery-card p {
  font-size: 0.8rem;
  color: var(--muted);
}

.tag {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

/* CODE */

.code-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: flex-start;
}

.code-grid p {
  margin-bottom: 0.8rem;
}

.code-pills {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.code-pill {
  border-radius: 0.9rem;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(6,7,12,0.98);
  padding: 0.9rem 1rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.code-pill span {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg);
  margin-bottom: 0.25rem;
}

/* SIGNAL */

.signal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 2.4rem;
  align-items: flex-start;
}

.signal-card {
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.09);
  background: radial-gradient(circle at top, rgba(24,26,36,0.95), #04050a 70%);
  padding: 1.2rem 1.3rem 1.4rem;
}

.signal-heading {
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.signal-email a {
  color: var(--fg);
  font-size: 0.9rem;
  text-decoration: none;
}

.signal-email a:hover {
  text-decoration: underline;
}

.signal-note {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.8rem;
}

/* FOOTER */

.footer {
  border-top: 1px solid rgba(255,255,255,0.04);
  background: #020307;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.6rem 1.5rem 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--muted);
}

.footer-mark {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
}

/* REVEAL ANIMATIONS */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* RESPONSIVE */

@media (max-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 3.4rem;
  }

  .hero-beam {
    margin-top: 1.7rem;
  }

  .section-grid,
  .code-grid,
  .signal-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  .top-bar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .top-bar-nav {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .hero {
    padding-inline: 1.2rem;
  }

  .section {
    padding-inline: 1.2rem;
  }

  .hero-title {
    font-size: 2.1rem;
  }
}