/* ============================================================
   Cosmic Robotics — minimal site styles
   ============================================================ */

:root {
  --black: #000000;
  --ink: #0a0c10;
  --white: #ffffff;
  --muted: rgba(255, 255, 255, 0.72);
  --hairline: rgba(255, 255, 255, 0.16);
  --teal: #00c7a6;
  --max: 1400px;
  --pad: clamp(1.25rem, 4vw, 4rem);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--black);
  color: var(--white);
  font-family: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

/* ---------------- Header ---------------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(1rem, 2.5vw, 1.75rem) var(--pad);
  transition: background-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
}
.site-header.scrolled {
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
}

.wordmark { display: inline-flex; align-items: center; }
.logo {
  display: block;
  height: clamp(34px, 4vw, 46px);
  width: auto;
}

.site-nav { display: flex; align-items: center; gap: clamp(1.25rem, 2.5vw, 2rem); }

.nav-link {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.25s var(--ease);
}
.nav-link:hover { color: var(--white); }

/* ---------------- Panels (full-viewport sections) ---------------- */
.panel {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;       /* anchor content low, SpaceX-style */
  overflow: hidden;
}

.media { position: absolute; inset: 0; z-index: 0; }

/* Gradient fallbacks shown before real media is dropped in */
#hero .media     { background: radial-gradient(120% 90% at 50% 10%, #16202e 0%, #070a0f 55%, #000 100%); }
#beyond .media   { background: linear-gradient(180deg, #0a0e16 0%, #2a2622 55%, #5a4f44 100%); }
#platform .media { background: radial-gradient(120% 100% at 70% 30%, #122033 0%, #0a0e16 60%, #000 100%); }

.media-asset {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Darkening scrim for legibility */
.scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0) 35%),
    linear-gradient(0deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0) 55%);
}

.panel-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad) clamp(4rem, 11vh, 9rem);
}

.title {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.02;
  font-size: clamp(2rem, 7.5vw, 6rem);
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.45);
  hyphens: none;
  overflow-wrap: break-word;
}

.flavor {
  margin-top: 1.1rem;
  max-width: 40ch;
  font-weight: 400;
  font-size: clamp(1rem, 1.7vw, 1.4rem);
  color: rgba(255, 255, 255, 0.96);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.65), 0 2px 28px rgba(0, 0, 0, 0.65);
}

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 2rem;
  padding: 0.85rem 2rem;
  background: var(--white);
  color: var(--black);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid var(--white);
  border-radius: 2px;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease);
}
.btn:hover { background: transparent; color: var(--white); }

.btn-ghost {
  margin-top: 0;
  background: transparent;
  color: var(--white);
  border-color: var(--hairline);
}
.btn-ghost:hover { background: var(--white); color: var(--black); border-color: var(--white); }

.btn-sm {
  margin-top: 0;
  padding: 0.6rem 1.25rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

/* Constellation tease button — teal-accented to draw the eye toward the product */
.btn-constellation {
  background: transparent;
  color: var(--white);
  border-color: var(--teal);
  position: relative;
  gap: 0.5em;
}
.constellation-mark {
  flex-shrink: 0;
  color: var(--teal);
  transition: color 0.25s var(--ease), transform 0.25s var(--ease);
}
.btn-constellation::after {
  content: "\2197"; /* ↗ */
  margin-left: 0.15em;
  font-size: 0.9em;
  color: var(--teal);
  transition: transform 0.25s var(--ease), color 0.25s var(--ease);
}
.btn-constellation:hover {
  background: var(--teal);
  color: #04130f;
  border-color: var(--teal);
}
.btn-constellation:hover .constellation-mark { color: #04130f; transform: rotate(90deg); }
.btn-constellation:hover::after { color: #04130f; transform: translate(2px, -2px); }

/* ---------------- Reveal-on-scroll ---------------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }
.flavor.reveal { transition-delay: 0.12s; }

/* ---------------- Ground Truth (news) ---------------- */
.news {
  background: var(--black);
  padding: clamp(4rem, 10vh, 8rem) 0;
  border-top: 1px solid var(--hairline);
}
.news-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}
.news-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
.news-title {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  font-size: clamp(2rem, 5vw, 3.5rem);
}
.news-kicker {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
}
.news-card {
  display: block;
  color: var(--white);
  border: 1px solid var(--hairline);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.news-card:hover { border-color: var(--teal); transform: translateY(-4px); }
.news-card-media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: radial-gradient(120% 120% at 60% 20%, #16202e 0%, #0a0e16 70%);
}
.news-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--ease);
}
.news-card:hover .news-card-media img { transform: scale(1.04); }
.news-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.25rem 0;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.news-card-tag { color: var(--teal); font-weight: 600; }
.news-card-headline {
  padding: 0.7rem 1.25rem 1.4rem;
  font-size: clamp(1.05rem, 1.5vw, 1.35rem);
  font-weight: 600;
  line-height: 1.22;
}

/* ---------------- Footer ---------------- */
.site-footer {
  background: var(--black);
  border-top: 1px solid var(--hairline);
  padding: clamp(2rem, 5vw, 3.5rem) var(--pad);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.footer-row {
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-logo { height: clamp(40px, 5vw, 54px); width: auto; display: block; }
.footer-actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.footer-actions .btn { margin-top: 0; }
.footer-meta { font-size: 0.8rem; color: var(--muted); letter-spacing: 0.04em; }
.footer-meta .nav-link { text-transform: none; }
.footer-links { display: flex; align-items: center; gap: 1.4rem; flex-wrap: wrap; }

/* ---------------- Responsive ---------------- */
@media (max-width: 600px) {
  .flavor { max-width: 30ch; }
  .footer-row { flex-direction: column; align-items: flex-start; }
  /* Keep the header to logo + Constellation + Inquire on small screens */
  .site-nav .nav-link { display: none; }
  .site-nav { gap: 0.6rem; }
  .btn-sm { padding: 0.5rem 0.75rem; font-size: 0.6rem; letter-spacing: 0.06em; }
  /* Constellation collapses to just its sparkle mark on mobile to save width */
  .btn-constellation { padding: 0.5rem 0.7rem; }
  .btn-constellation span { display: none; }
  .btn-constellation::after { display: none; }
  .constellation-mark { width: 17px; height: 17px; }
  /* Keep long single words (e.g. INFRASTRUCTURE) clear of the edges */
  .title { font-size: clamp(1.9rem, 9vw, 3.2rem); }
  /* News cards stack on small screens */
  .news-grid { grid-template-columns: 1fr; }
}

/* News: two columns on tablet */
@media (min-width: 601px) and (max-width: 900px) {
  .news-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------------- Reduced motion ---------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .media-asset { /* let JS pause video; static poster remains */ }
}