/* ==========================================================================
   Cartel Detailing — style.css
   Design system afgeleid van het logo: donker antraciet, verouderd goud,
   crème en een dieprood accent. Vintage badge-vormtaal, premium automotive.
   ========================================================================== */

:root {
  /* Kleuren */
  --bg: #0e0d0b;
  --bg-raise: #16140f;
  --surface: #1c1913;
  --line: #2f2a1f;
  --line-strong: #4a3f2a;
  --gold: #c9a15a;
  --gold-light: #e3ce9f;
  --cream: #f0e7d4;
  --red: #8c2b2e;
  --text: #d9d2c2;
  --text-dim: #a09880;
  --focus: #e3ce9f;

  /* Typografie */
  --font-display: Georgia, 'Times New Roman', 'Liberation Serif', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* Maatvoering */
  --wrap: 1120px;
  --radius: 10px;
  --space: clamp(3.5rem, 8vw, 6.5rem);
}

/* Reset / basis */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gold-light); }
a:hover { color: var(--cream); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 1.25rem; }
.sr-only {
  position: absolute; width: 1px; height: 1px; margin: -1px;
  padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skiplink {
  position: absolute; left: 1rem; top: -3rem; z-index: 100;
  background: var(--gold); color: #171308; padding: .6rem 1rem;
  border-radius: 0 0 6px 6px; font-weight: 600; text-decoration: none;
  transition: top .2s ease;
}
.skiplink:focus { top: 0; }

/* Typografie */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--cream);
  line-height: 1.15;
  margin: 0 0 .6em;
  font-weight: 700;
}
h1 { font-size: clamp(2.1rem, 5.5vw, 3.4rem); letter-spacing: .04em; text-transform: uppercase; }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.3rem); letter-spacing: .05em; text-transform: uppercase; }
h3 { font-size: 1.25rem; letter-spacing: .02em; }
p { margin: 0 0 1em; }
.lead { font-size: 1.15rem; color: var(--text); max-width: 46rem; }

/* Sectie-eyebrow: ster-divider zoals in het logo (★ PREMIUM CAR CARE ★) */
.eyebrow {
  display: flex; align-items: center; justify-content: center; gap: .75rem;
  color: var(--gold); font-size: .8rem; font-weight: 600;
  letter-spacing: .3em; text-transform: uppercase;
  margin-bottom: 1rem;
}
.eyebrow::before, .eyebrow::after { content: '★'; font-size: .65rem; color: var(--red); }
.eyebrow--left { justify-content: flex-start; }

.section { padding: var(--space) 0; }
.section--raise { background: var(--bg-raise); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { text-align: center; max-width: 44rem; margin: 0 auto 3rem; }
.section-head p { color: var(--text-dim); }

/* Badge-kaart: dubbele rand als knipoog naar het logo-embleem */
.card {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 1.75rem;
  position: relative;
}
.card::after {
  content: '';
  position: absolute; inset: 6px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) - 5px);
  pointer-events: none;
}

/* Knoppen */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700; font-size: .95rem;
  letter-spacing: .08em; text-transform: uppercase;
  text-decoration: none; text-align: center;
  padding: .95rem 1.9rem;
  border-radius: 6px;
  border: 1px solid var(--gold);
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, transform .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--gold); color: #171308; }
.btn--primary:hover { background: var(--gold-light); color: #171308; }
.btn--ghost { background: transparent; color: var(--gold-light); }
.btn--ghost:hover { background: rgba(201, 161, 90, .12); color: var(--cream); }
.btn-row { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ==========================================================================
   Header & navigatie
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 13, 11, .92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 72px;
}
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.brand img { width: 46px; height: auto; }
.brand-name {
  font-family: var(--font-display); font-weight: 700;
  color: var(--cream); letter-spacing: .12em; text-transform: uppercase;
  font-size: 1.05rem; line-height: 1.1;
}
.brand-name small { display: block; color: var(--gold); font-size: .62rem; letter-spacing: .32em; }

.nav-list { display: flex; align-items: center; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
.nav-list a {
  color: var(--text); text-decoration: none; font-size: .92rem;
  letter-spacing: .05em; padding: .4rem 0;
  border-bottom: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.nav-list a:hover { color: var(--cream); }
.nav-list a[aria-current="page"] { color: var(--gold-light); border-color: var(--gold); }
.nav-cta { margin-left: .5rem; }
.nav-cta .btn { padding: .6rem 1.2rem; font-size: .82rem; }

.nav-toggle {
  display: none;
  background: none; border: 1px solid var(--line-strong); border-radius: 6px;
  padding: .55rem .7rem; cursor: pointer;
}
.nav-toggle-bar {
  display: block; width: 22px; height: 2px; background: var(--cream);
  margin: 4px 0; transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-list {
    position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg-raise);
    border-bottom: 1px solid var(--line);
    padding: .5rem 1.25rem 1.25rem;
    display: none;
  }
  .nav-list.is-open { display: flex; }
  .nav-list a { display: block; padding: .85rem 0; font-size: 1.05rem; border-bottom: 1px solid var(--line); }
  .nav-list a[aria-current="page"] { border-bottom-color: var(--gold); }
  .nav-cta { margin: 1rem 0 0; }
  .nav-cta .btn { display: block; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  display: grid; align-items: center;
  min-height: min(86vh, 780px);
  isolation: isolate;
  overflow: hidden;
  text-align: center;
}
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero::before {
  content: '';
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(14,13,11,.55) 0%, rgba(14,13,11,.82) 70%, var(--bg) 100%);
}
.hero-inner { padding: 5rem 0 4.5rem; }
.hero-logo { width: clamp(130px, 20vw, 190px); margin: 0 auto 1.5rem; filter: drop-shadow(0 12px 30px rgba(0,0,0,.6)); }
.hero-tagline {
  color: var(--gold); letter-spacing: .28em; text-transform: uppercase;
  font-size: .85rem; font-weight: 600; margin-bottom: .75rem;
}
.hero h1 span { display: block; color: var(--gold-light); font-size: .55em; letter-spacing: .12em; margin-top: .4em; }
.hero .lead { margin: 0 auto 2rem; }
.hero .btn-row { justify-content: center; }

/* ==========================================================================
   Diensten-grid
   ========================================================================== */
.grid { display: grid; gap: 1.5rem; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid--3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .grid--3, .grid--2 { grid-template-columns: 1fr; } }

.grid > .card { display: flex; flex-direction: column; }
.grid > .card > :last-child { margin-top: auto; }
.service-card h3 { color: var(--gold-light); }
.service-card ul { margin: 0 0 1.25rem; padding-left: 1.1rem; color: var(--text-dim); }
.service-card li { margin-bottom: .35rem; }
.service-card .price-from { color: var(--cream); font-weight: 700; margin-bottom: 1rem; }
.service-card .btn { width: 100%; }

/* USP-lijst */
.usp { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
@media (max-width: 900px) { .usp { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .usp { grid-template-columns: 1fr; } }
.usp-item h3 { font-size: 1.05rem; color: var(--gold-light); margin-bottom: .35rem; }
.usp-item p { color: var(--text-dim); font-size: .95rem; margin: 0; }
.usp-item::before {
  content: '★'; display: block; color: var(--red);
  font-size: .8rem; margin-bottom: .6rem;
}

/* Proces */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; counter-reset: stap; }
@media (max-width: 900px) { .process { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .process { grid-template-columns: 1fr; } }
.process-step { counter-increment: stap; }
.process-step h3::before {
  content: counter(stap, decimal-leading-zero);
  display: block; font-family: var(--font-display);
  color: var(--gold); font-size: 1.6rem; margin-bottom: .3rem;
}
.process-step p { color: var(--text-dim); font-size: .95rem; }

/* ==========================================================================
   Portfolio — Before/After slider
   ========================================================================== */
.ba-grid { display: grid; gap: 2.5rem; }

.ba-figure { margin: 0; }
.ba-title {
  font-family: var(--font-display); color: var(--gold-light);
  letter-spacing: .04em; margin: 0 0 .9rem; font-size: 1.15rem;
}

.ba-slider {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: var(--surface);
  touch-action: pan-y; /* verticaal scrollen blijft mogelijk op touch */
  user-select: none;
  -webkit-user-select: none;
}
.ba-slider img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  pointer-events: none;
}
/* De AFTER-laag wordt via clip-path onthuld; --pos wordt door JS gezet */
.ba-after { clip-path: inset(0 0 0 calc(var(--pos, 50) * 1%)); }

.ba-label {
  position: absolute; top: 1rem; z-index: 3;
  background: rgba(14, 13, 11, .78);
  color: var(--cream);
  border: 1px solid var(--line-strong);
  font-size: .7rem; font-weight: 700; letter-spacing: .22em;
  padding: .35rem .7rem; border-radius: 4px;
  pointer-events: none;
}
.ba-label--before { left: 1rem; }
.ba-label--after { right: 1rem; color: var(--gold-light); border-color: var(--gold); }

/* Scheidingslijn + handle met C-monogram (signatuur-element) */
.ba-divider {
  position: absolute; top: 0; bottom: 0; z-index: 2;
  left: calc(var(--pos, 50) * 1%);
  width: 2px; background: var(--gold);
  transform: translateX(-1px);
  pointer-events: none;
}
.ba-handle {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--gold);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.15rem; color: var(--gold-light);
  box-shadow: 0 4px 18px rgba(0, 0, 0, .55);
  transition: transform .15s ease;
}
.ba-handle::before { content: '‹'; margin-right: 2px; color: var(--gold); font-size: .8rem; }
.ba-handle::after { content: '›'; margin-left: 2px; color: var(--gold); font-size: .8rem; }
.ba-slider:hover .ba-handle { transform: translate(-50%, -50%) scale(1.08); }

/* Onzichtbare range-input over de hele slider: muis, touch én toetsenbord */
.ba-range {
  position: absolute; inset: 0; z-index: 4;
  width: 100%; height: 100%;
  margin: 0; opacity: 0;
  cursor: ew-resize;
  -webkit-appearance: none; appearance: none;
}
.ba-range:focus-visible ~ .ba-divider .ba-handle,
.ba-slider:has(.ba-range:focus-visible) .ba-handle {
  outline: 2px solid var(--focus); outline-offset: 3px;
}
.ba-hint { color: var(--text-dim); font-size: .85rem; margin-top: .6rem; }

@media (min-width: 860px) {
  .ba-grid { grid-template-columns: 1fr 1fr; }
  .ba-grid .ba-figure:first-child { grid-column: 1 / -1; }
}

/* ==========================================================================
   Prijzen
   ========================================================================== */
.deal-banner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .6rem 1rem;
  background: linear-gradient(90deg, rgba(140,43,46,.25), rgba(201,161,90,.15));
  border: 1px solid var(--red);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 2.5rem;
  text-align: center;
}
.deal-banner strong { color: var(--gold-light); letter-spacing: .1em; text-transform: uppercase; }
.deal-banner span { color: var(--text-dim); font-size: .95rem; }

.price-card { text-align: center; }
.price-card h3 {
  color: var(--gold); text-transform: uppercase; letter-spacing: .14em;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: .8rem; margin-bottom: .3rem;
}
.price-card .voertuig { color: var(--text-dim); font-size: .85rem; margin-bottom: 1.25rem; }
.price-list { list-style: none; margin: 0 0 1.5rem; padding: 0; }
.price-list li {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  padding: .8rem 0; border-bottom: 1px dashed var(--line);
}
.price-list li:last-child { border-bottom: 0; }
.price-name { color: var(--text); text-align: left; }
.price-tag { text-align: right; white-space: nowrap; }
.price-old { display: block; color: var(--text-dim); text-decoration: line-through; font-size: .85rem; }
.price-now { color: var(--gold-light); font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; }
.price-note { color: var(--text-dim); font-size: .9rem; text-align: center; max-width: 44rem; margin: 2rem auto 0; }

/* ==========================================================================
   Coming soon
   ========================================================================== */
.soon-card { opacity: .92; }
.soon-badge {
  display: inline-block;
  background: var(--red); color: var(--cream);
  font-size: .68rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase;
  padding: .3rem .7rem; border-radius: 4px; margin-bottom: .9rem;
}
.soon-card p { color: var(--text-dim); }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq { max-width: 46rem; margin: 0 auto; }
.faq details {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  margin-bottom: .9rem;
}
.faq summary {
  cursor: pointer; list-style: none;
  padding: 1.1rem 3rem 1.1rem 1.25rem;
  font-weight: 600; color: var(--cream);
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+'; position: absolute; right: 1.25rem; top: 50%;
  transform: translateY(-50%);
  color: var(--gold); font-size: 1.3rem; transition: transform .2s ease;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 1.25rem 1.1rem; color: var(--text-dim); margin: 0; }

/* Werkgebied */
.area-list { display: flex; flex-wrap: wrap; justify-content: center; gap: .75rem; list-style: none; margin: 0; padding: 0; }
.area-list li {
  border: 1px solid var(--line-strong); border-radius: 999px;
  padding: .5rem 1.2rem; color: var(--gold-light); font-size: .95rem;
  letter-spacing: .04em;
}

/* CTA-band */
.cta-band { text-align: center; }
.cta-band .btn-row { justify-content: center; margin-top: 1.5rem; }

/* ==========================================================================
   Formulier
   ========================================================================== */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 620px) { .form-grid { grid-template-columns: 1fr; } }
.form-field--full { grid-column: 1 / -1; }
.form-field label { display: block; font-weight: 600; color: var(--cream); margin-bottom: .4rem; font-size: .95rem; }
.optional { color: var(--text-dim); font-weight: 400; }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  color: var(--text);
  padding: .8rem .9rem;
  font: inherit;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: 2px solid var(--focus); outline-offset: 1px; border-color: var(--gold);
}
.form-field textarea { min-height: 140px; resize: vertical; }
.form-error { color: #e8a1a1; font-size: .88rem; margin-top: .35rem; display: none; }
.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea { border-color: #b04a4a; }
.form-field.has-error .form-error { display: block; }
.form-status { margin-top: 1.25rem; padding: 1rem 1.25rem; border-radius: 6px; display: none; }
.form-status.is-ok { display: block; background: rgba(90, 140, 90, .15); border: 1px solid #5f8a5f; color: #cfe3cf; }
.form-status.is-fail { display: block; background: rgba(140, 43, 46, .18); border: 1px solid var(--red); color: #eecaca; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

.contact-aside .card { margin-bottom: 1.25rem; }
.contact-aside a { text-decoration: none; }
.contact-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 2.5rem; align-items: start; }
@media (max-width: 860px) { .contact-layout { grid-template-columns: 1fr; } }

/* ==========================================================================
   Tekstpagina's (privacy / voorwaarden)
   ========================================================================== */
.prose { max-width: 46rem; margin: 0 auto; }
.prose h2 { font-size: 1.35rem; margin-top: 2.2em; text-transform: none; letter-spacing: .02em; }
.prose ul { color: var(--text); }
.invullen { background: rgba(140,43,46,.2); border-bottom: 1px dashed var(--red); padding: 0 .2em; color: var(--cream); }

.page-hero { text-align: center; padding: calc(var(--space) * .8) 0 0; }
.page-hero p { color: var(--text-dim); max-width: 40rem; margin: 0 auto; }

/* 404 */
.notfound { text-align: center; padding: var(--space) 0; }
.notfound .code { font-family: var(--font-display); font-size: clamp(4rem, 15vw, 8rem); color: var(--gold); line-height: 1; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-raise); padding: 3.5rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2.5rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand img { width: 90px; margin-bottom: 1rem; }
.footer-brand p { color: var(--text-dim); font-size: .95rem; }
.site-footer h3 { font-size: .85rem; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: .5rem; }
.site-footer a { color: var(--text); text-decoration: none; font-size: .95rem; }
.site-footer a:hover { color: var(--cream); }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  color: var(--text-dim); font-size: .85rem;
}
.footer-bottom a { color: var(--text-dim); }

/* ==========================================================================
   Animaties (scroll reveal) — respecteert prefers-reduced-motion
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}