:root {
  --bg-primary: #0A0A0A;
  --bg-secondary: #111111;
  --bg-elevated: #161616;
  --bg-code: #0D0D0D;

  --border-subtle: #1F1F1F;
  --border-default: #2A2A2A;
  --border-strong: #3D3D3D;

  --text-primary: #EDEDED;
  --text-secondary: #A1A1A1;
  --text-muted: #6B6B6B;
  --text-disabled: #404040;

  --accent: #00FF94;
  --accent-dim: #00CC76;
  --accent-glow: rgba(0, 255, 148, 0.15);

  --status-success: #00FF94;
  --status-warning: #FFB800;
  --status-error: #FF4757;
  --status-info: #4A9EFF;

  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', 'Menlo', monospace;
  --font-sans: 'Inter', 'Söhne', system-ui, -apple-system, sans-serif;

  --max-width: 1280px;
  --gutter: 24px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11";
}

::selection {
  background: var(--accent);
  color: var(--bg-primary);
}

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

a {
  color: var(--accent);
  text-decoration: none;
}

button { font-family: inherit; cursor: pointer; }

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ============ NAV ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
  background: rgba(10, 10, 10, 0.8);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

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

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

.nav-links a {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-secondary);
  transition: color 150ms var(--ease);
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
}

.nav-mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-default);
  color: var(--text-primary);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
}

.nav-mobile-panel {
  display: none;
  position: fixed;
  inset: 64px 0 0 0;
  background: var(--bg-primary);
  z-index: 99;
  padding: 48px 24px;
}

.nav-mobile-panel ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.nav-mobile-panel a {
  font-family: var(--font-mono);
  font-size: 28px;
  color: var(--text-primary);
}

.nav-mobile-panel.open { display: block; }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  transition: all 150ms var(--ease);
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--accent-glow);
}

.btn-secondary:hover {
  border-color: var(--text-primary);
}

.btn-sm { padding: 8px 14px; font-size: 13px; }

/* ============ SECTION ============ */
.section {
  padding: 96px 0;
  border-top: 1px solid var(--border-subtle);
}

.section:first-of-type { border-top: none; }

.section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 48px;
  display: block;
}

.h-display {
  font-family: var(--font-mono);
  font-size: clamp(40px, 6.5vw, 88px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--text-primary);
}

.h-display .accent-cursor {
  color: var(--accent);
  font-weight: 500;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  50.01%, 100% { opacity: 0; }
}

.h-section {
  font-family: var(--font-mono);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.h-card {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  color: var(--text-primary);
}

.lead {
  font-family: var(--font-sans);
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.55;
}

.mono-meta {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

code, .code-inline {
  font-family: var(--font-mono);
  font-size: 14px;
  background: var(--bg-code);
  padding: 2px 6px;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.chip {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 3px 8px;
  background: var(--bg-code);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.chips { display: flex; flex-wrap: wrap; gap: 6px; }

/* ============ HERO ============ */
.hero {
  padding: 80px 0 112px;
  border-top: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-headline { margin-bottom: 24px; }

.hero-sub {
  margin-bottom: 40px;
}

.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-meta {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.hero-meta .prompt { color: var(--accent); }

/* ============ TERMINAL ============ */
.terminal {
  background: var(--bg-code);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-secondary);
}

.terminal-header {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.terminal-body {
  padding: 20px 20px 24px;
  min-height: 260px;
}

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

.terminal-line .prompt { color: var(--accent); margin-right: 8px; }
.terminal-line .ok { color: var(--accent); }
.terminal-line .dim { color: var(--text-muted); }
.terminal-line .arrow { color: var(--accent); }

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--accent);
  vertical-align: -2px;
  animation: blink 1s step-end infinite;
}

/* ============ SERVICES GRID ============ */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.grid-3 > * {
  border-right: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.grid-3 > *:nth-child(3n) { border-right: none; }

.card {
  background: var(--bg-primary);
  padding: 32px;
  transition: transform 200ms var(--ease), background 200ms var(--ease);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 280px;
}

.card:hover {
  background: var(--bg-secondary);
}

.card-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.card-icon {
  width: 32px;
  height: 32px;
  color: var(--text-secondary);
  stroke-width: 1.5;
}

.card:hover .card-icon { color: var(--accent); }

.card-desc {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.55;
  flex-grow: 1;
}

/* ============ STACK TABLE ============ */
.stack-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 14px;
}

.stack-table th,
.stack-table td {
  padding: 18px 20px;
  border: 1px solid var(--border-subtle);
  text-align: left;
  vertical-align: top;
}

.stack-table th {
  background: var(--bg-elevated);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  width: 200px;
  white-space: nowrap;
}

.stack-table td {
  color: var(--text-primary);
}

.stack-table tr:hover td {
  background: var(--bg-secondary);
}

/* ============ PROCESS (Werkwijze) ============ */
.process-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.process-step {
  background: var(--bg-code);
  border: 1px solid var(--border-subtle);
  padding: 24px 28px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  transition: border-color 150ms var(--ease);
}

.process-step:hover { border-color: var(--border-strong); }

.process-step .cmd { color: var(--text-primary); }
.process-step .cmd .prompt { color: var(--accent); margin-right: 8px; }
.process-step .cmd strong { color: var(--text-primary); font-weight: 500; }

.process-step .arrow { color: var(--accent); margin-right: 8px; }

.process-step .duration {
  display: inline-block;
  margin-top: 10px;
  color: var(--text-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ============ CASES ============ */
.case-card {
  background: var(--bg-primary);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 340px;
  transition: background 200ms var(--ease);
}

.case-card:hover { background: var(--bg-secondary); }

.case-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.case-status .dot {
  width: 8px;
  height: 8px;
  background: var(--status-success);
  flex-shrink: 0;
}

.case-name {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.case-name .idx {
  color: var(--text-muted);
  font-size: 14px;
  margin-right: 8px;
}

.case-desc {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.55;
  flex-grow: 1;
}

.case-metrics {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 13px;
}

.case-metric {
  color: var(--accent);
  letter-spacing: 0.02em;
}

.case-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.02em;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
  padding-bottom: 2px;
  transition: border-color 150ms var(--ease);
}

.case-link:hover { border-bottom-color: var(--accent); }

/* ============ CLIENTS ============ */
.clients-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 48px;
  padding: 32px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.client-mark {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  transition: color 150ms var(--ease);
}

.client-mark:hover { color: var(--text-primary); }

/* ============ CONTACT ============ */
.contact-section {
  background: var(--bg-secondary);
  padding: 112px 0;
  border-top: 1px solid var(--border-subtle);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.form-field { display: flex; flex-direction: column; }

.form-field label {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-field input,
.form-field textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-default);
  padding: 12px 0;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  width: 100%;
  transition: border-color 150ms var(--ease);
}

.form-field textarea {
  resize: vertical;
  min-height: 120px;
  font-family: var(--font-sans);
}

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

.form-help {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

.contact-info {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.contact-info .block {
  padding: 16px 0;
  border-top: 1px solid var(--border-subtle);
}

.contact-info .block:first-child { border-top: none; padding-top: 0; }

.contact-info .label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.contact-info .value { color: var(--text-primary); }

.form-status {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  min-height: 18px;
}

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

/* ============ FOOTER ============ */
.footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-weight: 500;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-secondary);
  transition: color 150ms var(--ease);
}

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

.footer-brand .logo {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--text-primary);
  margin-bottom: 12px;
  display: inline-block;
}

.footer-brand .logo .accent { color: var(--accent); }

.footer-brand p {
  font-size: 14px;
  color: var(--text-secondary);
  max-width: 320px;
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.footer-bottom .ascii {
  color: var(--text-muted);
}

/* ============ REVEAL ============ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 500ms var(--ease), transform 500ms var(--ease);
}

.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1023px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 > *:nth-child(3n) { border-right: 1px solid var(--border-subtle); }
  .grid-3 > *:nth-child(2n) { border-right: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  .section { padding: 64px 0; }
  .hero { padding: 48px 0 72px; }
  .nav-links, .nav-cta { display: none; }
  .nav-mobile-toggle { display: inline-flex; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-3 > * { border-right: none !important; }
  .stack-table th { width: 140px; }
  .stack-table th, .stack-table td { padding: 12px 14px; font-size: 13px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .clients-strip { gap: 24px; }
  .terminal-body { min-height: 200px; font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}