@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;700;900&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --black: #020408;
  --deep: #060c14;
  --panel: #0a1220;
  --card: #0e1829;
  --border: rgba(255,255,255,0.06);
  --border-bright: rgba(255,255,255,0.12);
  --text: #e8edf5;
  --muted: #6b7a90;
  --dim: #3a4558;

  /* Product accent colours */
  --neuraveil: #00e5cc;
  --cognitive: #0047ff;
  --phantom: #f59e0b;
  --sentinel: #7c3aed;

  /* Global accent */
  --accent: #00d4ff;
  --accent-dim: rgba(0,212,255,0.1);

  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(2,4,8,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  height: 60px;
  display: flex;
  align-items: center;
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo span {
  color: var(--accent);
}

.nav-logo-icon {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--accent), #0047ff);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--text); }

.nav-cta {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--black) !important;
  background: var(--accent);
  padding: 8px 20px;
  border-radius: 4px;
  text-decoration: none;
  transition: opacity 0.2s;
}

.nav-cta:hover { opacity: 0.85; }

/* FOOTER */
footer {
  background: var(--deep);
  border-top: 1px solid var(--border);
  padding: 60px 32px 32px;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.7;
  margin-top: 16px;
  max-width: 300px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.83rem;
  color: var(--muted);
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--dim);
}

/* AI CHAT WIDGET */
#ai-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
}

#ai-toggle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #0047ff);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 4px 24px rgba(0,212,255,0.3);
  transition: transform 0.2s, box-shadow 0.2s;
  margin-left: auto;
}

#ai-toggle:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 32px rgba(0,212,255,0.45);
}

#ai-panel {
  display: none;
  flex-direction: column;
  width: 360px;
  height: 480px;
  background: var(--card);
  border: 1px solid var(--border-bright);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
  margin-bottom: 12px;
}

#ai-panel.open { display: flex; }

.ai-header {
  background: linear-gradient(90deg, rgba(0,212,255,0.12), rgba(0,71,255,0.12));
  border-bottom: 1px solid var(--border);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.ai-header-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  flex-shrink: 0;
}

.ai-header h4 {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text);
}

.ai-header p {
  font-size: 0.7rem;
  color: var(--muted);
}

.ai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ai-messages::-webkit-scrollbar { width: 4px; }
.ai-messages::-webkit-scrollbar-track { background: transparent; }
.ai-messages::-webkit-scrollbar-thumb { background: var(--dim); border-radius: 2px; }

.msg {
  max-width: 85%;
  font-size: 0.82rem;
  line-height: 1.5;
  padding: 10px 13px;
  border-radius: 8px;
}

.msg.bot {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  align-self: flex-start;
}

.msg.user {
  background: rgba(0,212,255,0.12);
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--text);
  align-self: flex-end;
}

.msg.typing {
  color: var(--muted);
  font-style: italic;
}

.ai-input-row {
  border-top: 1px solid var(--border);
  padding: 12px;
  display: flex;
  gap: 8px;
}

.ai-input-row input {
  flex: 1;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 0.82rem;
  color: var(--text);
  font-family: var(--font-body);
  outline: none;
  transition: border-color 0.2s;
}

.ai-input-row input:focus { border-color: var(--accent); }
.ai-input-row input::placeholder { color: var(--dim); }

.ai-send {
  background: var(--accent);
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  color: var(--black);
  font-size: 16px;
  cursor: pointer;
  transition: opacity 0.2s;
}

.ai-send:hover { opacity: 0.8; }

/* SECTION UTILITIES */
.section { padding: 100px 32px; }
.container { max-width: 1280px; margin: 0 auto; }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--muted);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1rem;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.7;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 5px;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: var(--black);
}

.btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-bright);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ENQUIRY MODAL */
#enquiry-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  padding: 24px;
}

#enquiry-modal.open { display: flex; }

.modal-box {
  background: var(--card);
  border: 1px solid var(--border-bright);
  border-radius: 12px;
  padding: 40px;
  width: 100%;
  max-width: 520px;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 20px;
  cursor: pointer;
}

.modal-box h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.modal-box p {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 0.85rem;
  color: var(--text);
  font-family: var(--font-body);
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--accent); }

.form-group select option { background: var(--card); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.form-success {
  display: none;
  text-align: center;
  padding: 24px;
}

.form-success .check { font-size: 3rem; margin-bottom: 12px; }
.form-success h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: #22c55e;
  margin-bottom: 8px;
}
.form-success p { font-size: 0.82rem; color: var(--muted); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  #ai-panel { width: 310px; }
  .form-row { grid-template-columns: 1fr; }
}