:root {
  --bg: #0B0E14;
  --bg-2: #0F131C;
  --surface: #121824;
  --surface-2: #171E2B;
  --border: #222B3B;
  --border-2: #2C3748;
  --text: #E8EAED;
  --muted: #9AA3B2;
  --muted-2: #6B7688;
  --accent: #2563EB;
  --accent-2: #3B82F6;
  --indigo: #6366F1;
  --accent-deep: #1E40AF;
  --green: #34D399;
  --amber: #FBBF24;
  --red: #F87171;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
  padding: 0 40px;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.navbar.scrolled {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  border-bottom-color: var(--border-2);
}

.navbar-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--indigo));
  color: #ffffff;
  font-weight: 800;
  font-size: 1.05rem;
}

.logo-text {
  color: var(--text);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--indigo));
  transition: width 0.25s ease;
}

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

.nav-link:hover::after {
  width: 100%;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 8px;
  background: transparent;
  border: 1px solid var(--border-2);
  border-radius: 9px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.9rem;
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--indigo));
  color: #ffffff;
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-2);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent-2);
}

.btn-block {
  width: 100%;
}

/* ---------- Hero ---------- */
.terminal-hero {
  padding: 150px 24px 90px;
  background:
    radial-gradient(1100px 500px at 50% -10%, rgba(37, 99, 235, 0.18), transparent 60%),
    var(--bg);
  position: relative;
}

.terminal-hero-inner {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-2);
  background: var(--surface);
  color: var(--accent-2);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.terminal-hero h1 {
  margin: 26px auto 22px;
  max-width: 820px;
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: #F2F5FA;
}

.hero-lede {
  max-width: 720px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 32px;
  flex-wrap: wrap;
}

/* ---------- Terminal window ---------- */
.terminal-window {
  margin: 64px auto 0;
  max-width: 720px;
  text-align: left;
  background: #0A0D13;
  border: 1px solid var(--border-2);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background: #FF5F57; }
.dot-amber { background: #FEBC2E; }
.dot-green { background: #28C840; }

.terminal-title {
  margin-left: 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--muted-2);
}

.terminal-body {
  padding: 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  line-height: 2;
}

.term-line {
  white-space: pre-wrap;
  word-break: break-word;
}

.term-prompt {
  color: var(--accent-2);
  font-weight: 600;
}

.term-path {
  color: var(--indigo);
}

.term-cmd {
  color: var(--text);
}

.term-dim {
  color: var(--muted-2);
}

.term-fill {
  color: var(--border-2);
}

.term-ok {
  color: var(--green);
  font-weight: 600;
}

.term-success {
  color: var(--green);
  font-weight: 600;
}

.term-cursor {
  display: inline-block;
  color: var(--accent-2);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ---------- Section head ---------- */
.section-head {
  max-width: 700px;
  margin: 0 auto 60px;
  text-align: center;
}

.section-head h2 {
  margin: 18px 0 16px;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.section-sub {
  color: var(--muted);
  font-size: 1.05rem;
}

/* ---------- Alternating rows ---------- */
.alternating-rows {
  max-width: 1180px;
  margin: 0 auto;
  padding: 90px 24px;
}

.alt-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 90px;
}

.alt-row:last-child {
  margin-bottom: 0;
}

.alt-copy {
  padding: 8px 0;
}

.alt-num {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-2);
  letter-spacing: 0.1em;
}

.alt-copy h3 {
  margin: 14px 0 18px;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.alt-copy p {
  color: var(--muted);
  margin-bottom: 22px;
}

.alt-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.alt-list li {
  position: relative;
  padding-left: 26px;
  color: var(--text);
}

.alt-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: linear-gradient(135deg, var(--accent), var(--indigo));
}

/* Visual panels */
.alt-visual {
  position: relative;
  min-height: 320px;
  border-radius: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.visual-arch {
  padding: 40px;
}

.arch-node {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: 10px;
  z-index: 2;
}

.node-core {
  width: 88px;
  height: 88px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: linear-gradient(135deg, var(--accent), var(--indigo));
  border: none;
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.4);
}

.node-a { width: 76px; height: 76px; left: 12%; top: 14%; }
.node-b { width: 76px; height: 76px; right: 12%; top: 14%; }
.node-c { width: 76px; height: 76px; left: 12%; bottom: 14%; }

.arch-edge {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, rgba(37,99,235,0.5), rgba(99,102,241,0.5));
  transform-origin: left center;
}

.edge-a { width: 120px; left: 28%; top: 28%; transform: rotate(-35deg); }
.edge-b { width: 120px; left: 50%; top: 28%; transform: rotate(35deg); }
.edge-c { width: 120px; left: 28%; top: 55%; transform: rotate(35deg); }

.visual-cloud {
  flex-direction: column;
  gap: 30px;
  padding: 40px;
}

.cloud-rack {
  width: 100%;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.rack-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.rack-label {
  width: 110px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--muted);
}

.rack-bar {
  height: 10px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--accent), var(--indigo));
}

.bar-wide { width: 92%; }
.bar-mid { width: 58%; }
.bar-low { width: 34%; }

.cloud-metric {
  text-align: center;
}

.metric-value {
  display: block;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--accent-2);
}

.metric-label {
  display: block;
  margin-top: 4px;
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.visual-data {
  padding: 40px;
}

.data-chart {
  width: 100%;
  max-width: 360px;
}

.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  height: 200px;
  padding: 20px 10px;
  border-bottom: 1px solid var(--border-2);
}

.chart-bar {
  flex: 1;
  height: var(--h);
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, var(--accent-2), var(--indigo));
  min-height: 8px;
}

.chart-caption {
  display: block;
  margin-top: 16px;
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--muted);
}

/* ---------- Services grid ---------- */
.services-grid {
  max-width: 1180px;
  margin: 0 auto;
  padding: 90px 24px;
}

.grid-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  padding: 34px 30px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 13px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--accent-2);
  margin-bottom: 22px;
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.service-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- Carousel ---------- */
.carousel-section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 90px 24px;
}

.carousel {
  position: relative;
}

.carousel-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 12px;
  scrollbar-width: thin;
  scrollbar-color: var(--border-2) transparent;
}

.carousel-track::-webkit-scrollbar {
  height: 8px;
}

.carousel-track::-webkit-scrollbar-thumb {
  background: var(--border-2);
  border-radius: 4px;
}

.carousel-card {
  flex: 0 0 340px;
  scroll-snap-align: start;
  padding: 34px 30px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.carousel-tag {
  align-self: flex-start;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 600;
}

.carousel-quote {
  color: var(--muted);
  font-size: 0.98rem;
  flex: 1;
}

.carousel-metric {
  font-weight: 700;
  color: var(--text);
  font-size: 1rem;
}

.carousel-controls {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 22px;
}

.carousel-btn {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border-2);
  color: var(--text);
  font-size: 1.2rem;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.carousel-btn:hover {
  background: var(--surface-2);
  border-color: var(--accent);
  color: var(--accent-2);
}

/* ---------- Contact ---------- */
.contact-section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 90px 24px 110px;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-copy h2 {
  margin: 18px 0 18px;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.contact-copy > p {
  color: var(--muted);
  margin-bottom: 30px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted-2);
}

.contact-item a,
.contact-item span:last-child {
  font-weight: 600;
  color: var(--text);
}

.contact-item a:hover {
  color: var(--accent-2);
}

.contact-form {
  padding: 34px;
  border-radius: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
}

.field-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.form-field input,
.form-field textarea {
  padding: 13px 15px;
  border-radius: 10px;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
  resize: vertical;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-status {
  margin-top: 14px;
  min-height: 22px;
  font-size: 0.9rem;
  color: var(--green);
}

.form-status.error {
  color: var(--red);
}

/* ---------- Footer ---------- */
.site-footer {
  background: #080B11;
  border-top: 1px solid var(--border);
  padding: 70px 40px 0;
}

.footer-columns {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  max-width: 1180px;
  margin: 0 auto;
  padding-bottom: 56px;
}

.footer-brand p {
  color: var(--muted);
  margin-top: 18px;
  font-size: 0.95rem;
}

.footer-address {
  font-size: 0.85rem !important;
  color: var(--muted-2) !important;
  line-height: 1.7;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text);
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 12px;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--accent-2);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 0 28px;
  border-top: 1px solid var(--border);
  color: var(--muted-2);
  font-size: 0.85rem;
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.footer-legal a:hover {
  color: var(--accent-2);
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .navbar {
    padding: 0 20px;
  }

  .navbar-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border-2);
    padding: 12px 20px 20px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }

  .navbar-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
  }

  .nav-toggle {
    display: flex;
  }

  .btn-sm {
    display: none;
  }

  .alt-row {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .alt-row-reverse .alt-copy {
    order: 0;
  }

  .grid-wrap {
    grid-template-columns: 1fr;
  }

  .contact-wrap {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-columns {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 560px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-columns {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .terminal-hero {
    padding: 130px 18px 60px;
  }

  .terminal-body {
    font-size: 0.78rem;
    padding: 18px;
  }
}