@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg:       #060b18;
  --bg2:      #0b1225;
  --bg3:      #111c35;
  --bg4:      #172240;
  --border:   rgba(100,130,255,0.14);
  --border-h: rgba(100,130,255,0.38);
  --accent:   #5b7fff;
  --accent2:  #7c9dff;
  --accent-dim: rgba(91,127,255,0.1);
  --silver:   #c4cfe8;
  --silver-b: #e4eaf8;
  --white:    #f0f4ff;
  --muted:    #5a6a8a;
  --muted2:   #8a9bbf;
  --card:     #090f1f;
  --radius:   10px;
  --radius-l: 16px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 15px; }
body {
  background: var(--bg);
  color: var(--silver);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 400;
  line-height: 1.65;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { display: block; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; opacity: 0.5; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 6%; height: 175px;
  background: rgba(6,11,24,0.96);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
}
.nav-logo img {
  height: 160px;
  filter: none;
  object-fit: contain;
  display: block;
}
.nav-links { display: flex; gap: 2.2rem; list-style: none; align-items: center; }
.nav-links a {
  color: #b0bcd8; font-size: 0.95rem; font-weight: 600;
  letter-spacing: 0.02em; transition: color 0.2s, border-color 0.2s;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}
.nav-links a:hover, .nav-links a.active { color: #ffffff; border-bottom-color: var(--accent); }
.nav-cta {
  background: var(--accent); color: #fff;
  padding: 0.55rem 1.3rem; border-radius: 7px;
  font-size: 0.88rem; font-weight: 700; letter-spacing: 0.02em;
  transition: opacity 0.2s, transform 0.2s;
  white-space: nowrap;
}
.nav-cta:hover { opacity: 0.88; transform: translateY(-1px); }
.hamburger { display: none; flex-direction: column; gap: 4px; cursor: pointer; }
.hamburger span { width: 20px; height: 1.5px; background: var(--silver); border-radius: 2px; }
.mobile-menu {
  display: none; position: fixed; top: 175px; left: 0; right: 0;
  background: rgba(6,11,24,0.98); backdrop-filter: blur(20px);
  padding: 1.5rem 6%; z-index: 199;
  border-bottom: 1px solid var(--border);
  flex-direction: column; gap: 1.1rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { color: var(--silver); font-size: 1rem; font-weight: 500; }

/* ── PAGE HEADER ── */
.page-header {
  padding: 12rem 6% 4.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.page-header-inner { max-width: 1100px; margin: 0 auto; }
.page-eyebrow {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.16em;
  color: var(--accent2); text-transform: uppercase; margin-bottom: 0.7rem;
}
.page-title {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800; letter-spacing: -0.025em; color: var(--white);
  line-height: 1.15; margin-bottom: 1rem;
}
.page-desc { color: var(--muted); font-size: 0.95rem; line-height: 1.75; max-width: 520px; }

/* ── SECTIONS ── */
.section-pad { padding: 5.5rem 0; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 6%; }
.section-eyebrow {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.15em;
  color: var(--accent2); text-transform: uppercase; margin-bottom: 0.65rem;
}
.section-heading {
  font-size: clamp(1.45rem, 2.8vw, 2rem);
  font-weight: 800; letter-spacing: -0.022em; color: var(--white);
  line-height: 1.2; margin-bottom: 0.9rem;
}
.section-body { color: var(--muted); font-size: 0.9rem; line-height: 1.75; max-width: 480px; }
.text-bright { color: var(--silver-b); }
.centered { text-align: center; }
.centered .section-body { margin: 0 auto; }
hr.divider { border: none; border-top: 1px solid var(--border); }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  background: var(--accent); color: #fff;
  padding: 0.68rem 1.5rem; border-radius: 7px; border: none;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem; font-weight: 700; cursor: pointer;
  transition: opacity 0.2s, transform 0.2s; letter-spacing: 0.01em;
  box-shadow: 0 4px 20px rgba(91,127,255,0.3);
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-2px); box-shadow: 0 6px 28px rgba(91,127,255,0.45); }
.btn-ghost {
  display: inline-block;
  background: transparent; border: 1px solid var(--border);
  color: var(--silver); padding: 0.68rem 1.5rem; border-radius: 7px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem; font-weight: 500; cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--white); background: var(--accent-dim); }
.btn-sm { padding: 0.5rem 1.1rem; font-size: 0.78rem; }

/* ── CARDS ── */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-l); padding: 1.8rem;
  transition: border-color 0.25s, transform 0.25s;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }

/* ── STATS BAR ── */
.stats-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg2); padding: 2.2rem 0;
}
.stats-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; text-align: center; }
.stat-num { font-size: 1.7rem; font-weight: 800; color: var(--accent2); line-height: 1; }
.stat-label { color: var(--muted); font-size: 0.75rem; margin-top: 0.25rem; letter-spacing: 0.03em; }
.stat-div { border-right: 1px solid var(--border); }

/* ── TAGS ── */
.tag {
  display: inline-block;
  font-size: 0.68rem; padding: 0.18rem 0.6rem; border-radius: 4px;
  background: var(--bg3); border: 1px solid var(--border);
  color: var(--muted); letter-spacing: 0.03em;
}
.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }

/* ── ORBITAL DIAGRAM ── */
.orbital-wrap {
  position: relative; width: 320px; height: 320px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.orbit-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(200,200,200,0.1);
  animation: spin 20s linear infinite;
}
.orbit-ring::before {
  content: ''; position: absolute; top: -4px; left: 50%;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--silver); transform: translateX(-50%);
  box-shadow: 0 0 8px rgba(200,200,200,0.5);
}
.ring-1 { width: 300px; height: 300px; }
.ring-2 { width: 220px; height: 220px; animation-duration: 14s; animation-direction: reverse; }
.ring-3 { width: 140px; height: 140px; animation-duration: 9s; }
.orbit-center {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--bg3); border: 1px solid var(--border-h);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; z-index: 1;
  box-shadow: 0 0 30px rgba(200,200,200,0.06);
}
.orbit-pill {
  position: absolute;
  background: var(--bg2); border: 1px solid var(--border);
  padding: 0.28rem 0.7rem; border-radius: 6px;
  font-size: 0.7rem; font-weight: 600; color: var(--muted2);
  letter-spacing: 0.04em; white-space: nowrap;
  backdrop-filter: blur(8px);
}
.pill-top    { top: 4%; left: 50%; transform: translateX(-50%); }
.pill-right  { right: 0%; top: 38%; }
.pill-bottom { bottom: 4%; left: 50%; transform: translateX(-50%); }
.pill-left   { left: 0%; top: 58%; }

/* ── FEAT LIST ── */
.feat-list { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }
.feat-list li { display: flex; gap: 0.6rem; font-size: 0.85rem; color: var(--silver); align-items: flex-start; line-height: 1.55; }
.feat-list li::before { content: "—"; color: var(--muted); flex-shrink: 0; line-height: 1.55; font-size: 0.75rem; }

/* ── FORM ── */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 0.75rem; }
.form-group { display: flex; flex-direction: column; gap: 0.32rem; }
.form-group label { font-size: 0.73rem; color: var(--muted); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.form-group input, .form-group select, .form-group textarea {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 7px; padding: 0.65rem 0.85rem;
  color: var(--white); font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem; outline: none; transition: border-color 0.2s;
  -webkit-appearance: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--border-h); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-group select option { background: var(--bg2); }
.form-full { grid-column: 1 / -1; }

/* ── FOOTER ── */
footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 3rem 6% 1.8rem;
}
.footer-inner { max-width: 1100px; margin: 0 auto; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2.5rem; margin-bottom: 2.5rem; }
.footer-brand img { height: 60px; margin-bottom: 0.8rem; filter: none; object-fit: contain; }
.footer-brand p { color: var(--muted); font-size: 0.78rem; line-height: 1.7; max-width: 230px; }
.footer-col h5 { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; color: var(--muted2); margin-bottom: 0.9rem; text-transform: uppercase; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }
.footer-col a { color: var(--muted); font-size: 0.8rem; transition: color 0.2s; }
.footer-col a:hover { color: var(--white); }
.footer-bottom { padding-top: 1.8rem; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.75rem; }
.footer-bottom p { color: var(--muted); font-size: 0.72rem; }
.footer-social { display: flex; gap: 0.5rem; }
.social-btn {
  width: 30px; height: 30px; border-radius: 6px;
  background: var(--bg3); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); font-size: 0.75rem;
  transition: color 0.2s, border-color 0.2s;
}
.social-btn:hover { color: var(--white); border-color: var(--border-h); }

/* ── ANIMATIONS ── */
@keyframes fadeUp   { from { opacity:0; transform:translateY(18px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeDown { from { opacity:0; transform:translateY(-12px); } to { opacity:1; transform:translateY(0); } }
@keyframes pulse    { 0%,100%{ opacity:1; } 50%{ opacity:0.3; } }
@keyframes spin     { from{ transform:rotate(0deg); } to{ transform:rotate(360deg); } }
@keyframes bounce   { 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(5px); } }
.reveal { opacity:0; transform:translateY(18px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.visible { opacity:1; transform:translateY(0); }

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .stats-row { grid-template-columns: repeat(2,1fr); }
  .stat-div:nth-child(2){ border-right:none; }
  .footer-grid { grid-template-columns:1fr 1fr; }
}
@media(max-width:640px){
  .nav-links,.nav-cta { display:none; }
  .hamburger { display:flex; }
  .footer-grid { grid-template-columns:1fr; }
  .form-row { grid-template-columns:1fr; }
}