/* ==========================================================================
   XANTUS — design tokens
   ========================================================================== */

:root{
  --bg:        #07080a;   /* void — page background, dominant */
  --bg-raised: #12141a;   /* panels, cards, terminal window */
  --border:    #23262f;   /* hairline dividers */
  --red:       #b3404b;   /* muted crimson — offensive / pentest */
  --red-soft:  rgba(179,64,75,0.14);
  --red-glow:  rgba(179,64,75,0.35);
  --blue:      #3d7396;   /* muted steel blue — defensive / sysadmin */
  --blue-soft: rgba(61,115,150,0.14);
  --blue-glow: rgba(61,115,150,0.35);
  --text:      #e9e6dd;   /* bone — primary text */
  --text-dim:  #8c8e96;   /* mist — secondary text */

  --mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;
  --sans: 'Inter', -apple-system, sans-serif;

  --container: 1180px;
  --header-h: 76px;
}

/* ==========================================================================
   Reset
   ========================================================================== */

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg{ display:block; max-width: 100%; }
a{ color: inherit; text-decoration: none; }
ul, ol{ margin:0; padding:0; list-style:none; }
h1,h2,h3,p{ margin:0; }
button{ font-family: inherit; cursor: pointer; }
input, textarea, select{ font-family: var(--sans); }

.skip-link{
  position:absolute; left:-9999px; top:0;
  background: var(--red); color: var(--bg); padding: 8px 14px; z-index: 200;
}
.skip-link:focus{ left: 12px; top: 12px; }

:focus-visible{
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  html{ scroll-behavior: auto; }
}

/* ==========================================================================
   Layout helpers
   ========================================================================== */

.section-head{
  max-width: 640px;
  margin: 0 0 48px;
}
.eyebrow{
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  margin-bottom: 14px;
}
.section-head h2{
  font-family: var(--mono);
  font-size: clamp(26px, 3.2vw, 36px);
  font-weight: 600;
  line-height: 1.3;
}

section{
  padding: 110px 32px;
  max-width: var(--container);
  margin: 0 auto;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 14px 24px;
  border-radius: 4px;
  border: 1px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{
  background: var(--red);
  color: #07080a;
  border-color: var(--red);
}
.btn-primary:hover{ background: #c2515c; }
.btn-ghost{
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover{ border-color: var(--blue); color: var(--blue); }

/* ==========================================================================
   Nav
   ========================================================================== */

.nav{
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 100;
  background: rgba(7,8,10,0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner{
  max-width: var(--container);
  margin: 0 auto;
  height: 100%;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo{
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.03em;
}
.logo-bracket{ color: var(--red); }
.logo.small{ font-size: 15px; }

.nav-links{
  display: flex;
  align-items: center;
  gap: 32px;
  font-family: var(--mono);
  font-size: 14px;
}
.nav-links a{ color: var(--text-dim); position: relative; padding: 6px 0; transition: color 0.2s ease; }
.nav-links a:hover{ color: var(--text); }
.nav-links a.active{ color: var(--blue); }
.nav-links a:not(.nav-cta)::after{
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--blue);
  transition: width 0.2s ease;
}
.nav-links a:not(.nav-cta):hover::after,
.nav-links a.active::after{ width: 100%; }

.nav-links a.nav-cta{
  background: var(--red-soft);
  border: 1px solid var(--red);
  color: var(--text) !important;
  padding: 8px 16px;
  border-radius: 4px;
}
.nav-links a.nav-cta:hover{ background: var(--red); color: var(--bg) !important; }

.nav-toggle{
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}
.nav-toggle span{ width: 22px; height: 2px; background: var(--text); transition: transform 0.2s ease, opacity 0.2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */

.hero{
  position: relative;
  max-width: none;
  padding-left: 0;
  padding-right: 0;
  padding-top: calc(var(--header-h) + 90px);
  padding-bottom: 90px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg{
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 12% 18%, var(--red-glow), transparent 42%),
    radial-gradient(circle at 88% 78%, var(--blue-glow), transparent 45%);
  opacity: 0.45;
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}
.hero-content h1{
  font-family: var(--mono);
  font-size: clamp(34px, 4.6vw, 54px);
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}
.accent-blue{ color: var(--blue); }
.hero-lead{
  color: var(--text-dim);
  font-size: 17px;
  max-width: 480px;
  margin-bottom: 36px;
}
.hero-actions{ display: flex; gap: 16px; flex-wrap: wrap; }

.terminal-window{
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.6);
}
.terminal-bar{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.dot{ width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot-red{ background: var(--red); }
.dot-yellow{ background: #8a7a3a; }
.dot-green{ background: #3a7a52; }
.terminal-title{ margin-left: 8px; font-family: var(--mono); font-size: 12px; color: var(--text-dim); }
.terminal-body{
  margin: 0;
  padding: 24px;
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
  min-height: 220px;
  white-space: pre-wrap;
  word-break: break-word;
}
.cursor{ color: var(--red); animation: blink 1s step-start infinite; }
@keyframes blink{ 50%{ opacity: 0; } }

/* ==========================================================================
   About
   ========================================================================== */

.about-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
}
.about-text p{ color: var(--text-dim); margin-bottom: 18px; max-width: 560px; }
.about-text p:last-child{ margin-bottom: 0; }

.about-facts{
  border-top: 1px solid var(--border);
}
.about-facts li{
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}
.fact-label{
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-dim);
  flex-shrink: 0;
}
.fact-value{ text-align: right; font-size: 14.5px; }

/* ==========================================================================
   Services
   ========================================================================== */

.service-card{
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 44px;
  margin-bottom: 32px;
}
.service-card:last-child{ margin-bottom: 0; }
.service-red{ border-top: 2px solid var(--red); }
.service-blue{ border-top: 2px solid var(--blue); }

.service-head{ display: flex; align-items: center; gap: 20px; margin-bottom: 22px; }
.service-icon{ width: 52px; height: 52px; flex-shrink: 0; }
.service-red .service-icon{ color: var(--red); }
.service-blue .service-icon{ color: var(--blue); }

.service-tag{
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.tag-red{ color: var(--red); }
.tag-blue{ color: var(--blue); }
.service-heading h3{ font-size: 23px; font-weight: 600; }

.service-intro{ color: var(--text-dim); max-width: 700px; margin-bottom: 32px; }

.service-list{ display: grid; grid-template-columns: 1fr 1fr; gap: 24px 32px; }
.service-list li{ display: flex; gap: 12px; align-items: flex-start; }
.tick{ font-family: var(--mono); font-size: 13px; margin-top: 2px; flex-shrink: 0; }
.tick-red{ color: var(--red); }
.tick-blue{ color: var(--blue); }
.service-list strong{ display: block; font-size: 15px; margin-bottom: 4px; }
.service-list p{ color: var(--text-dim); font-size: 14px; line-height: 1.55; }

/* ==========================================================================
   Process
   ========================================================================== */

.process-steps{
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 28px;
}
.process-steps li{
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.step-num{
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 14px;
}
.process-steps h3{ font-size: 16px; margin-bottom: 10px; }
.process-steps p{ color: var(--text-dim); font-size: 14px; }

/* ==========================================================================
   Consultation banner
   ========================================================================== */

.consult-banner{
  max-width: none;
  padding: 0;
  background:
    linear-gradient(120deg, var(--red-soft), transparent 50%, var(--blue-soft)),
    var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.consult-inner{
  max-width: 720px;
  margin: 0 auto;
  padding: 90px 32px;
  text-align: center;
}
.consult-inner .eyebrow{ justify-content: center; }
.consult-banner h2{
  font-family: var(--mono);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 600;
  margin-bottom: 18px;
  line-height: 1.35;
}
.consult-banner p:not(.eyebrow){ color: var(--text-dim); margin-bottom: 32px; }

/* ==========================================================================
   Contact
   ========================================================================== */

.contact-grid{
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
}
.contact-info h3{ font-size: 18px; margin-bottom: 14px; }
.contact-info p{ color: var(--text-dim); margin-bottom: 18px; }
.contact-email{
  font-family: var(--mono);
  font-size: 18px;
  color: var(--blue);
  border-bottom: 1px solid var(--blue);
  padding-bottom: 2px;
  display: inline-block;
  margin-bottom: 32px;
}
.contact-email:hover{ color: var(--red); border-color: var(--red); }

.contact-note-box{
  border: 1px solid var(--border);
  border-left: 2px solid var(--red);
  background: var(--bg-raised);
  padding: 18px 20px;
  border-radius: 4px;
}
.contact-note-box p{ margin: 0; color: var(--text-dim); font-size: 13.5px; line-height: 1.6; }
.contact-note-box strong{ color: var(--text); }

.contact-form{ display: flex; flex-direction: column; gap: 18px; }
.form-row{ display: flex; flex-direction: column; gap: 8px; }
.form-row label{ font-family: var(--mono); font-size: 13px; color: var(--text-dim); }
.optional{ color: var(--text-dim); font-weight: 400; }
.form-row input, .form-row textarea, .form-row select{
  background: var(--bg-raised);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 14px;
  border-radius: 4px;
  font-size: 14.5px;
  resize: vertical;
  transition: border-color 0.2s ease;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus{
  border-color: var(--blue);
  outline: none;
}
.form-row select{ appearance: none; cursor: pointer; }

.btn-submit{ align-self: flex-start; border: none; margin-top: 4px; }
.form-status{
  font-family: var(--mono);
  font-size: 13.5px;
  min-height: 18px;
}
.form-status.ok{ color: #6fa37e; }
.form-status.err{ color: var(--red); }

/* ==========================================================================
   Footer
   ========================================================================== */

.footer{
  border-top: 1px solid var(--border);
  padding: 40px 32px;
}
.footer-inner{
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-links{ display: flex; gap: 24px; font-family: var(--mono); font-size: 13px; }
.footer-links a{ color: var(--text-dim); }
.footer-links a:hover{ color: var(--text); }
.copyright{ font-family: var(--mono); font-size: 12.5px; color: var(--text-dim); width: 100%; text-align: center; order: 3; padding-top: 12px; border-top: 1px solid var(--border); }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 920px){
  section{ padding: 80px 24px; }
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-terminal{ order: -1; }
  .about-grid{ grid-template-columns: 1fr; gap: 36px; }
  .service-list{ grid-template-columns: 1fr; }
  .process-steps{ grid-template-columns: repeat(2, 1fr); }
  .contact-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 720px){
  .nav-links{
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px 24px;
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  .nav-links.open{ transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a{ width: 100%; padding: 12px 0; }
  .nav-cta{ margin-top: 8px; text-align: center; }
  .nav-toggle{ display: flex; }
  .process-steps{ grid-template-columns: 1fr; }
  .hero-content h1{ font-size: 32px; }
}

@media (max-width: 480px){
  section{ padding: 64px 30px; }
  .hero{ padding-left: 0; padding-right: 0; }
  .hero-grid{ padding: 0 30px; }
  .service-card{ padding: 28px; }
  .hero-actions{ flex-direction: column; align-items: stretch; }
}