/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #07090f;
  --bg2:      #0c0f18;
  --surface:  #111520;
  --surface2: #161b27;
  --border:   rgba(255,255,255,0.08);
  --border2:  rgba(255,255,255,0.14);
  --red:      #c8102e;
  --red-h:    #e01830;
  --text:     #dde2ed;
  --text-muted: #7a8499;
  --font:     'Barlow', sans-serif;
  --font-cond:'Barlow Condensed', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--red); }

/* ===== NAV ===== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(7, 9, 15, 0.97);
  border-bottom: 2px solid var(--red);
}
#navbar.scrolled {
  background: rgba(7, 9, 15, 0.99);
  box-shadow: 0 4px 24px rgba(0,0,0,0.6);
}
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  font-family: var(--font-cond);
  font-weight: 800;
  font-size: 1.5rem;
  color: #fff;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  flex-shrink: 0;
}
.logo-icon { width: 30px; height: 30px; }
.logo-icon circle, .logo-icon ellipse {
  stroke: var(--red) !important;
  fill: none;
}
.logo-icon circle:first-child { fill: var(--red) !important; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
  margin-left: auto;
}
.nav-links a {
  color: #aab0c0;
  text-decoration: none;
  font-family: var(--font-cond);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4rem 1.1rem;
  transition: color 0.2s;
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: #fff; }
.btn-nav {
  background: var(--red) !important;
  color: #fff !important;
  padding: 0.45rem 1.2rem !important;
  margin-left: 0.5rem;
  transition: background 0.2s !important;
}
.btn-nav:hover { background: var(--red-h) !important; color: #fff !important; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: #fff;
  transition: transform 0.3s;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 8rem 2rem 5rem;
}
#starfield {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.5;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(7,9,15,0.96) 40%, rgba(7,9,15,0.7) 100%);
  z-index: 1;
}
/* diagonal red accent bar */
.hero::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 4px;
  height: 100%;
  background: var(--red);
  z-index: 2;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 820px;
  margin-left: calc((100vw - 1280px) / 2);
  padding-left: 2rem;
}
@media (max-width: 1280px) { .hero-content { margin-left: 0; } }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-cond);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--red);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 1.25rem;
}
.hero-badge::before {
  content: '';
  display: block;
  width: 28px; height: 2px;
  background: var(--red);
  flex-shrink: 0;
}
.hero h1 {
  font-family: var(--font-cond);
  font-size: clamp(3rem, 6.5vw, 5.5rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: 0.01em;
  color: #fff;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.gradient-text { color: var(--red); }
.hero-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}
.hero-stats {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex-wrap: wrap;
  border-top: 1px solid var(--border2);
  padding-top: 2rem;
  max-width: 680px;
}
.stat {
  text-align: left;
  padding-right: 2.5rem;
}
.stat-n {
  display: block;
  font-family: var(--font-cond);
  font-size: 2rem;
  font-weight: 800;
  color: var(--red);
  letter-spacing: 0.02em;
  line-height: 1;
}
.stat-l {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.3rem;
  font-family: var(--font-cond);
  font-weight: 600;
}
.stat-div { width: 1px; background: var(--border2); margin-right: 2.5rem; align-self: stretch; }
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-cond);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.scroll-line {
  width: 1px; height: 36px;
  background: linear-gradient(to bottom, var(--red), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%,100%{opacity:.3} 50%{opacity:1} }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.8rem 2rem;
  text-decoration: none;
  border: 2px solid var(--red);
  transition: background 0.2s, color 0.2s;
  cursor: pointer;
}
.btn-primary:hover { background: var(--red-h); border-color: var(--red-h); }
.btn-ghost {
  display: inline-block;
  background: transparent;
  color: #fff;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.8rem 2rem;
  text-decoration: none;
  border: 2px solid var(--border2);
  transition: border-color 0.2s, color 0.2s;
}
.btn-ghost:hover { border-color: #fff; color: #fff; }
.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--red);
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.65rem 1.5rem;
  text-decoration: none;
  border: 2px solid var(--red);
  transition: background 0.2s, color 0.2s;
}
.btn-outline:hover { background: var(--red); color: #fff; }
.btn-full { width: 100%; text-align: center; }

/* ===== SECTIONS ===== */
.section { padding: 6rem 2rem; }
.section-dark { background: var(--bg2); }
.container { max-width: 1280px; margin: 0 auto; }

.section-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-cond);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--red);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 1rem;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px; height: 2px;
  background: var(--red);
  flex-shrink: 0;
}
.section h2 {
  font-family: var(--font-cond);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 1rem;
  line-height: 1.1;
}
.section-sub {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 560px;
  margin-bottom: 3.5rem;
  line-height: 1.75;
}

/* ===== CARDS 3-COL ===== */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.card {
  background: var(--surface);
  padding: 2.25rem;
  position: relative;
  transition: background 0.25s;
}
.card:hover { background: var(--surface2); }
.card-glow::before { display: none; }
/* left red accent bar on cards */
.card::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 0;
  background: var(--red);
  transition: height 0.3s ease;
}
.card:hover::after { height: 100%; }
.card-featured {
  border-left: 3px solid var(--red);
  background: var(--surface2);
}
.card-featured::after { height: 100%; }
.card-badge {
  font-family: var(--font-cond);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: #fff;
  background: var(--red);
  padding: 0.2rem 0.6rem;
  position: absolute;
  top: 1.5rem; right: 1.5rem;
}
.card-icon { width: 44px; height: 44px; margin-bottom: 1.25rem; }
.card-icon circle, .card-icon ellipse, .card-icon path, .card-icon rect {
  stroke: var(--red) !important;
}
.card-icon circle:first-child, .card-icon [fill="#00e5ff"], .card-icon [fill="#a78bfa"] {
  fill: rgba(200,16,46,0.15) !important;
}
.card h3 {
  font-family: var(--font-cond);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 0.75rem;
}
.card p { color: var(--text-muted); font-size: 0.92rem; line-height: 1.65; margin-bottom: 1.25rem; }
.card-list { list-style: none; }
.card-list li {
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 0.5rem;
}
.card-list li::before { content: '—'; color: var(--red); flex-shrink: 0; }

/* ===== TECHNOLOGY ===== */
.tech-flow {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  background: var(--border);
  gap: 1px;
}
.tech-step {
  flex: 1;
  min-width: 220px;
  background: var(--surface);
  padding: 2rem;
  border-top: 3px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}
.tech-step:hover { border-top-color: var(--red); background: var(--surface2); }
.tech-num {
  font-family: var(--font-cond);
  font-size: 3rem;
  font-weight: 800;
  color: rgba(200,16,46,0.18);
  line-height: 1;
  margin-bottom: 0.75rem;
}
.tech-step h4 {
  font-family: var(--font-cond);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 0.5rem;
}
.tech-step p { color: var(--text-muted); font-size: 0.88rem; line-height: 1.65; }
.tech-arrow { display: none; }
.tech-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--border);
}
.tf {
  display: flex;
  gap: 1.25rem;
  background: var(--surface2);
  padding: 1.5rem;
  border-left: 3px solid transparent;
  transition: border-color 0.2s;
}
.tf:hover { border-left-color: var(--red); }
.tf-icon { font-size: 1.4rem; flex-shrink: 0; line-height: 1.3; }
.tf h5 {
  font-family: var(--font-cond);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 0.35rem;
}
.tf p { color: var(--text-muted); font-size: 0.85rem; line-height: 1.6; }

/* ===== PRODUCTS ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  align-items: start;
}
.product-card {
  background: var(--surface);
  padding: 2rem;
  position: relative;
  border-top: 3px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}
.product-card:hover { background: var(--surface2); }
.product-card-featured { border-top-color: var(--red); background: var(--surface2); }
.product-tier {
  font-family: var(--font-cond);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--red);
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.4rem;
}
.product-popular {
  position: absolute;
  top: 0; right: 0;
  font-family: var(--font-cond);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: #fff;
  background: var(--red);
  padding: 0.25rem 0.8rem;
}
.product-card h3 {
  font-family: var(--font-cond);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 1.25rem;
}
.product-spec-row {
  display: flex;
  justify-content: space-between;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}
.product-spec-row span:first-child { color: var(--text-muted); }
.product-spec-row span:last-child {
  color: #fff;
  font-weight: 600;
  font-family: var(--font-cond);
  font-size: 0.9rem;
  letter-spacing: 0.03em;
}
.product-desc { color: var(--text-muted); font-size: 0.87rem; line-height: 1.65; margin: 1.25rem 0 1.5rem; }

/* ===== CONSTELLATION ===== */
.constellation-layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 5rem;
  align-items: center;
}
.constellation-info p { color: var(--text-muted); line-height: 1.75; margin-bottom: 1.5rem; }
.const-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-bottom: 1.5rem;
  border: 1px solid var(--border);
}
.cs {
  background: var(--surface);
  padding: 1.25rem 1rem;
  border-top: 2px solid transparent;
  transition: border-color 0.2s;
}
.cs:hover { border-top-color: var(--red); }
.cs-v {
  display: block;
  font-family: var(--font-cond);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--red);
  letter-spacing: 0.02em;
}
.cs-k {
  display: block;
  font-family: var(--font-cond);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 0.2rem;
}
.const-note { font-size: 0.88rem !important; }
#orbitCanvas { border-radius: 0; }

/* ===== USE CASES ===== */
.use-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
}
.use-card {
  background: var(--surface);
  padding: 2rem;
  border-top: 3px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}
.use-card:hover { border-top-color: var(--red); background: var(--surface2); }
.use-icon { font-size: 1.6rem; margin-bottom: 0.75rem; display: block; }
.use-card h4 {
  font-family: var(--font-cond);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 0.5rem;
}
.use-card p { color: var(--text-muted); font-size: 0.87rem; line-height: 1.65; }

/* ===== CONTACT ===== */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: start;
}
.contact-info p { color: var(--text-muted); line-height: 1.75; margin-bottom: 2rem; }
.contact-items { display: flex; flex-direction: column; gap: 1.25rem; }
.ci { display: flex; flex-direction: column; gap: 0.25rem; }
.ci-label {
  font-family: var(--font-cond);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--red);
  text-transform: uppercase;
  font-weight: 700;
}
.ci a { color: var(--text); text-decoration: none; transition: color 0.2s; }
.ci a:hover { color: var(--red); }
.ci span:last-child { color: var(--text-muted); font-size: 0.9rem; }
.contact-form {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-top: 3px solid var(--red);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
  font-family: var(--font-cond);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
  -webkit-appearance: none;
  border-radius: 0;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--red); }
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(122,132,153,0.5); }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--surface2); }
.form-note {
  font-family: var(--font-cond);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--red);
  text-align: center;
  min-height: 1.2em;
}

/* ===== FOOTER ===== */
.footer {
  background: #03050b;
  border-top: 2px solid var(--red);
  padding: 3rem 2rem 2rem;
}
.footer-top {
  max-width: 1280px;
  margin: 0 auto 2rem;
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.footer-logo { text-decoration: none; }
.footer-tagline {
  color: var(--text-muted);
  font-size: 0.88rem;
  flex: 1;
  min-width: 180px;
  font-family: var(--font-cond);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.footer-links { display: flex; gap: 2rem; flex-wrap: wrap; }
.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-cond);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--red); }
.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-cond);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ===== ANIMATIONS ===== */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 960px) {
  .constellation-layout { grid-template-columns: 1fr; }
  #orbitCanvas { width: 300px !important; height: 300px !important; margin: 0 auto; display: block; }
  .contact-wrap { grid-template-columns: 1fr; gap: 3rem; }
  .form-row { grid-template-columns: 1fr; }
  .const-specs { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: #07090f;
    border-bottom: 2px solid var(--red);
    padding: 1.5rem 2rem;
    gap: 0.5rem;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .tech-flow { flex-direction: column; gap: 1px; }
  .footer-top { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; }
  .hero-stats { gap: 1.5rem; }
  .stat-div { display: none; }
}