/* ═══════════════════════════════════════════
   ROMBOTICS.COM — DESIGN SYSTEM
   Aesthetic: Engineered Brutalism
   ═══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=IBM+Plex+Mono:wght@300;400;500;700&family=Fraunces:ital,wght@0,300;0,700;1,300;1,700&display=swap');

:root {
  --black:   #080808;
  --dark:    #111111;
  --panel:   #161616;
  --border:  rgba(255,255,255,0.07);
  --white:   #F5F2EB;
  --muted:   rgba(245,242,235,0.45);
  --acid:    #CAFF00;
  --green:   #00FF9C;
  --orange:  #FF4D00;
  --mono:    'IBM Plex Mono', monospace;
  --display: 'Bebas Neue', sans-serif;
  --serif:   'Fraunces', serif;
  --radius:  2px;
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--black);
  color: var(--white);
  font-family: var(--mono);
  overflow-x: hidden;
  cursor: none;
  min-height: 100vh;
}

/* ── CURSOR ── */
.cursor-dot {
  width: 8px; height: 8px;
  background: var(--acid);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%,-50%);
  transition: width .2s var(--ease), height .2s var(--ease), background .2s;
  mix-blend-mode: difference;
}
.cursor-ring {
  width: 40px; height: 40px;
  border: 1px solid var(--acid);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%,-50%);
  transition: transform .12s var(--ease);
  opacity: 0.5;
}
.cursor-ring.hovering {
  width: 64px; height: 64px;
  opacity: 1;
  border-color: var(--acid);
  background: rgba(202,255,0,0.05);
}

/* ── PAGE TRANSITION CURTAIN ── */
#curtain {
  position: fixed; inset: 0;
  background: var(--black);
  z-index: 9000;
  pointer-events: none;
  transform: translateY(-100%);
}
#curtain.entering  { animation: curtainIn  .5s var(--ease) forwards; }
#curtain.exiting   { animation: curtainOut .5s var(--ease) forwards; }
@keyframes curtainIn  { from { transform:translateY(100%) } to { transform:translateY(0) } }
@keyframes curtainOut { from { transform:translateY(0) } to { transform:translateY(-100%) } }

/* ── NAVIGATION ── */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 500;
  display: flex; align-items: center;
  padding: 0 3rem;
  height: 64px;
  background: rgba(8,8,8,0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--display);
  font-size: 1.6rem;
  letter-spacing: 0.05em;
  color: var(--acid);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo span { color: var(--white); }
.nav-spacer { flex: 1; }
.nav-links {
  display: flex; align-items: center;
  gap: 0.25rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  padding: 0.5rem 0.9rem;
  border: 1px solid transparent;
  transition: color .2s, border-color .2s;
  display: block;
}
.nav-links a:hover,
.nav-links a.active { color: var(--acid); border-color: var(--acid); }
.nav-cta {
  margin-left: 1rem;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.6rem 1.4rem;
  background: var(--acid);
  color: var(--black);
  font-weight: 700;
  transition: background .2s, transform .2s;
}
.nav-cta:hover { background: #fff; transform: translateY(-1px); }

/* ── STATUS BAR ── */
.status-bar {
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 400;
  display: flex; align-items: center; gap: 2rem;
  padding: 0 3rem;
  height: 36px;
  background: rgba(8,8,8,0.95);
  border-top: 1px solid var(--border);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(245,242,235,0.2);
}
.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.3} }
.status-bar span:last-child { margin-left: auto; color: rgba(245,242,235,0.15); }

/* ── SECTION BASE ── */
.page-wrap { padding-top: 64px; padding-bottom: 36px; min-height: 100vh; }
.section { padding: 6rem 3rem; }
.section-sm { padding: 4rem 3rem; }

.label {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--acid);
  display: flex; align-items: center; gap: 0.8rem;
  margin-bottom: 2rem;
}
.label::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--acid);
}

/* ── TYPOGRAPHY ── */
.display { font-family: var(--display); line-height: 0.95; letter-spacing: 0.01em; }
.d1 { font-size: clamp(4rem, 12vw, 12rem); }
.d2 { font-size: clamp(2.5rem, 7vw, 7rem); }
.d3 { font-size: clamp(1.8rem, 4vw, 4rem); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.9rem 2rem;
  transition: all .25s var(--ease);
  cursor: none;
  border: none; outline: none;
}
.btn-acid {
  background: var(--acid);
  color: var(--black);
  font-weight: 700;
}
.btn-acid:hover { background: #fff; box-shadow: 0 0 40px rgba(202,255,0,0.3); transform: translateY(-2px); }
.btn-outline {
  border: 1px solid var(--border);
  color: var(--white);
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.04); transform: translateY(-2px); }
.btn-ghost {
  color: var(--acid);
  border: 1px solid var(--acid);
  background: transparent;
}
.btn-ghost:hover { background: var(--acid); color: var(--black); }

/* ── GRID OVERLAY ── */
.grid-overlay {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 20%, transparent 80%);
}

/* ── REVEAL ANIMATIONS ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.up { transform: translateY(40px); }
.reveal.left { transform: translateX(-40px); }
.reveal.right { transform: translateX(40px); }
.reveal.visible { opacity: 1; transform: translate(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── MARQUEE ── */
.marquee-wrap {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  padding: 0.8rem 0;
}
.marquee-inner { display: flex; width: max-content; }
.marquee-track {
  display: flex; gap: 2rem; padding-right: 2rem;
  animation: scroll 30s linear infinite;
}
.marquee-track span {
  font-size: 0.6rem; letter-spacing: 0.2em;
  text-transform: uppercase; white-space: nowrap;
  color: rgba(245,242,235,0.25);
}
.marquee-track span.hi { color: var(--acid); }
.marquee-track span.gr { color: var(--green); }
@keyframes scroll { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ── MOBILE NAV ── */
@media (max-width: 768px) {
  nav { padding: 0 1.5rem; }
  .nav-links { display: none; }
  .section { padding: 4rem 1.5rem; }
  .status-bar { padding: 0 1.5rem; }
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--acid); }

/* ── NOISE TEXTURE ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  background-size: 200px;
  pointer-events: none; z-index: 9998; opacity: 0.4;
}

/* ── SHARED COMPONENTS ── */
.tag {
  display: inline-block;
  font-size: 0.58rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border);
  color: var(--muted);
}
.tag.acid { border-color: var(--acid); color: var(--acid); }
.tag.green { border-color: var(--green); color: var(--green); }

.divider { width: 100%; height: 1px; background: var(--border); margin: 3rem 0; }

/* ── CARD ── */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: border-color .3s, transform .3s var(--ease);
}
.card:hover { border-color: rgba(202,255,0,0.3); transform: translateY(-4px); }
.card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 2px; height: 0;
  background: var(--acid);
  transition: height .4s var(--ease);
}
.card:hover::before { height: 100%; }