/* ─── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ─── Tokens ─────────────────────────────────────────────────────────────── */
:root {
  --bg:           #07090f;
  --bg-surface:   #0c1018;
  --bg-card:      #0f1520;
  --border:       #1a2236;
  --border-light: #232f47;

  --text:         #dde4f0;
  --text-dim:     #64748b;
  --text-muted:   #3a4a62;

  --accent:       #4f8eff;
  --accent-dim:   rgba(79,142,255,.12);
  --teal:         #00c896;
  --teal-dim:     rgba(0,200,150,.12);

  --sans:    'Inter', system-ui, sans-serif;
  --display: 'Bricolage Grotesque', 'Inter', system-ui, sans-serif;
  --mono:    'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 16px;

  --shadow-card: 0 1px 3px rgba(0,0,0,.4), 0 0 0 1px var(--border);
  --shadow-glow: 0 0 40px rgba(79,142,255,.08);

  --nav-h: 68px;
  --container: 1120px;
  --container-narrow: 760px;
}

/* ─── Base ───────────────────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Subtle noise texture */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
}

/* ─── Typography ─────────────────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--text);
}

h1 { font-size: clamp(2.4rem, 5.5vw, 3.75rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

p { color: var(--text-dim); line-height: 1.75; }

.label {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .75rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Layout ─────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.container--narrow {
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

section { padding-block: 5rem; }
section.section--alt { background: var(--bg-surface); }

/* ─── Navigation ─────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 100;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
}

.nav.scrolled {
  background: rgba(7,9,15,.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding-inline: 1.5rem;
  max-width: var(--container);
  margin-inline: auto;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: .6rem;
  flex-shrink: 0;
}

.nav__logo-mark {
  color: var(--text);
  flex-shrink: 0;
}

.nav__logo-text {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: .03em;
  white-space: nowrap;
}

.nav__logo-text span { color: var(--teal); }

.nav__links {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav__links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-dim);
  padding: .4rem .75rem;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
}

.nav__links a:hover { color: var(--text); background: rgba(255,255,255,.04); }
.nav__links a.active { color: var(--text); }

.nav__lang {
  display: flex;
  align-items: center;
  gap: .3rem;
  margin-left: .5rem;
  font-size: .8rem;
  color: var(--text-muted);
  font-family: var(--mono);
}

.nav__lang a { color: var(--text-dim); padding: .3rem .4rem; border-radius: 4px; transition: color .15s; }
.nav__lang a:hover, .nav__lang a.active { color: var(--text); }
.nav__lang span { color: var(--border-light); }

.nav__cta {
  margin-left: .75rem;
  background: var(--accent);
  color: #fff !important;
  padding: .45rem 1rem !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .85rem;
  transition: opacity .15s, transform .15s !important;
}
.nav__cta:hover { opacity: .88; transform: translateY(-1px); background: none !important; }

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}

/* ─── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  position: relative;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
}
.hero__glow--blue  { width: 700px; height: 700px; top: -200px; left: -200px; background: rgba(79,142,255,.06); }
.hero__glow--teal  { width: 500px; height: 500px; bottom: -150px; right: -150px; background: rgba(0,200,150,.04); }

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.hero__eyebrow {
  font-family: var(--mono);
  font-size: .82rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  letter-spacing: .06em;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero__sub {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 580px;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-size: .9rem;
  font-weight: 600;
  padding: .7rem 1.4rem;
  border-radius: var(--radius-sm);
  transition: opacity .15s, transform .15s, box-shadow .15s;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}
.btn--primary:hover { opacity: .88; transform: translateY(-1px); box-shadow: 0 4px 20px rgba(79,142,255,.3); }

.btn--ghost {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border-light);
}
.btn--ghost:hover { color: var(--text); border-color: var(--text-muted); background: rgba(255,255,255,.03); }

.btn svg { flex-shrink: 0; }

/* ─── Terminal ───────────────────────────────────────────────────────────── */
.terminal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  font-family: var(--mono);
  font-size: .82rem;
  max-width: 540px;
}

.terminal__dots {
  display: flex;
  gap: .4rem;
  margin-bottom: 1rem;
}

.terminal__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-light);
}

.terminal__line {
  color: var(--text-dim);
  line-height: 2;
}

.terminal__line--out { color: var(--teal); }

.terminal__prompt { color: var(--accent); margin-right: .5rem; }

.cursor {
  display: inline-block;
  width: 7px;
  height: .9em;
  background: var(--accent);
  vertical-align: text-bottom;
  animation: blink .9s step-end infinite;
}

/* ─── Section headings ───────────────────────────────────────────────────── */
.section-head {
  margin-bottom: 3rem;
}

.section-head--center {
  text-align: center;
}

.section-head h2 {
  margin-bottom: .75rem;
}

.section-head p {
  font-size: 1.05rem;
  max-width: 560px;
}

.section-head--center p {
  margin-inline: auto;
}

/* ─── Service cards ──────────────────────────────────────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-dim) 0%, transparent 60%);
  opacity: 0;
  transition: opacity .3s;
}

.card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.card:hover::before { opacity: 1; }

.card--teal::before {
  background: linear-gradient(135deg, var(--teal-dim) 0%, transparent 60%);
}

.card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  display: grid;
  place-items: center;
  margin-bottom: 1.25rem;
  color: var(--accent);
  position: relative;
}

.card--teal .card__icon { background: var(--teal-dim); color: var(--teal); }

.card h3 { margin-bottom: .6rem; font-size: 1.15rem; }
.card p { font-size: .9rem; margin-bottom: 1.25rem; }

.card__link {
  font-size: .85rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  transition: gap .15s;
}
.card--teal .card__link { color: var(--teal); }
.card:hover .card__link { gap: .55rem; }

.card__badge {
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .2rem .6rem;
  letter-spacing: .05em;
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
}

/* ─── Steps (werkwijze) ──────────────────────────────────────────────────── */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 1rem);
  right: calc(12.5% + 1rem);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
}

.step {
  padding: 1.5rem;
  text-align: center;
}

.step__num {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--accent);
  letter-spacing: .08em;
  margin-bottom: .5rem;
}

.step__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  margin: 0 auto .75rem;
  box-shadow: 0 0 12px rgba(79,142,255,.4);
}

.step h3 { font-size: 1rem; margin-bottom: .5rem; }
.step p { font-size: .875rem; }

/* ─── Vision band ────────────────────────────────────────────────────────── */
.vision-band {
  background: linear-gradient(135deg, rgba(79,142,255,.06) 0%, rgba(0,200,150,.04) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding-block: 4rem;
  text-align: center;
}

.vision-band h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  max-width: 640px;
  margin-inline: auto;
  line-height: 1.4;
}

/* ─── CTA band ───────────────────────────────────────────────────────────── */
.cta-band {
  padding-block: 5rem;
  text-align: center;
}

.cta-band h2 { margin-bottom: .75rem; }
.cta-band p { font-size: 1.05rem; max-width: 520px; margin-inline: auto 0; margin-inline: auto; margin-bottom: 2rem; }

/* ─── Blog cards ─────────────────────────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.post-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .2s, transform .2s;
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.post-card__img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--bg-surface);
}

.post-card__img-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--bg-surface), var(--bg-card));
  display: grid;
  place-items: center;
  color: var(--text-muted);
}

.post-card__body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-card__tag {
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--teal);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: .5rem;
}

.post-card h3 {
  font-size: 1.05rem;
  margin-bottom: .5rem;
  flex: 1;
}

.post-card p {
  font-size: .875rem;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card__meta {
  font-size: .78rem;
  color: var(--text-muted);
  font-family: var(--mono);
  display: flex;
  gap: 1rem;
}

/* ─── Blog post ──────────────────────────────────────────────────────────── */
.post-header {
  padding-top: calc(var(--nav-h) + 4rem);
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

.post-header__tag {
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--teal);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.post-header h1 { margin-bottom: 1rem; max-width: 760px; }

.post-header__meta {
  font-size: .82rem;
  color: var(--text-muted);
  font-family: var(--mono);
  display: flex;
  gap: 1.5rem;
}

.post-content {
  padding-block: 3rem;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-dim);
}

.post-content h2,
.post-content h3 { color: var(--text); margin-block: 2rem .75rem; }
.post-content p { margin-bottom: 1.25rem; }
.post-content a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.post-content code { font-family: var(--mono); font-size: .875em; background: var(--bg-card); padding: .1em .4em; border-radius: 4px; color: var(--teal); }
.post-content pre { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; overflow-x: auto; margin-block: 1.5rem; }
.post-content pre code { background: none; padding: 0; }
.post-content blockquote { border-left: 3px solid var(--accent); padding-left: 1.25rem; margin-block: 1.5rem; color: var(--text-dim); font-style: italic; }
.post-content ul, .post-content ol { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.post-content li { margin-bottom: .4rem; }
.post-content img { border-radius: var(--radius); margin-block: 2rem; }
.post-content figure { margin-block: 2rem; }
.post-content figcaption { text-align: center; font-size: .82rem; color: var(--text-muted); margin-top: .5rem; }

/* ─── Page hero (inner pages) ────────────────────────────────────────────── */
.page-hero {
  padding-top: calc(var(--nav-h) + 4rem);
  padding-bottom: 4rem;
}

.page-hero h1 { margin-bottom: 1rem; }
.page-hero p { font-size: 1.1rem; max-width: 560px; }

/* ─── Contact form ───────────────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 { margin-bottom: .5rem; font-size: 1rem; }
.contact-info p { font-size: .9rem; margin-bottom: 1.5rem; }

.contact-detail {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .9rem;
  margin-bottom: 1rem;
}

.contact-detail svg { color: var(--accent); flex-shrink: 0; }

.form-group { margin-bottom: 1.25rem; }

label {
  display: block;
  font-size: .85rem;
  font-weight: 500;
  margin-bottom: .4rem;
  color: var(--text-dim);
}

input, textarea, select {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .7rem 1rem;
  color: var(--text);
  font: inherit;
  font-size: .9rem;
  transition: border-color .2s;
  outline: none;
}

input:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

textarea { resize: vertical; min-height: 130px; }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding-block: 3rem 2rem;
  background: var(--bg-surface);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

.footer__brand p {
  font-size: .875rem;
  max-width: 280px;
  margin-top: .75rem;
}

.footer__col h4 {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-family: var(--mono);
}

.footer__col ul { display: flex; flex-direction: column; gap: .5rem; }

.footer__col a {
  font-size: .875rem;
  color: var(--text-dim);
  transition: color .15s;
}

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

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: .8rem;
  color: var(--text-muted);
}

.footer__bottom a { color: var(--text-muted); transition: color .15s; }
.footer__bottom a:hover { color: var(--text-dim); }

/* ─── Animations ─────────────────────────────────────────────────────────── */
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-up { animation: fadeUp .6s ease both; }
.animate-up:nth-child(2) { animation-delay: .1s; }
.animate-up:nth-child(3) { animation-delay: .2s; }

/* ─── Utilities ──────────────────────────────────────────────────────────── */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.text-teal { color: var(--teal); }
.text-accent { color: var(--accent); }
.mt-sm { margin-top: 1rem; }
.mt-md { margin-top: 2rem; }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .steps::before { display: none; }
}

@media (max-width: 680px) {
  .nav__links { display: none; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(7,9,15,.97);
    backdrop-filter: blur(20px);
    padding: 2rem 1.5rem;
    align-items: flex-start;
    gap: .5rem;
    z-index: 99;
  }
  .nav__links.open a { font-size: 1.1rem; padding: .75rem 1rem; width: 100%; }
  .nav__toggle { display: flex; }
  .nav__cta { margin-left: 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; gap: .75rem; text-align: center; }
  section { padding-block: 3.5rem; }
  .hero { min-height: auto; padding-top: calc(var(--nav-h) + 2rem); padding-bottom: 3rem; }
}