/* ============================================================
   KATUIN DAKBESTRATING — katuindakbestrating.nl
   Stijl: strikt wit & zwart, tegelraster als signatuur
   ============================================================ */

:root {
  --wit: #ffffff;
  --zwart: #0d0d0d;
  --antraciet: #1a1a1a;
  --voeg: #e6e6e6;        /* lichte "voeg"-grijs voor lijnen */
  --grijs: #6b6b6b;       /* secundaire tekst */
  --max: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--zwart);
  background: var(--wit);
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- Typografie ---------- */
h1, h2, h3, .display {
  font-family: "Archivo", "Inter", sans-serif;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.05;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-size: 1.15rem; letter-spacing: 0.02em; }

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--grijs);
  margin-bottom: 18px;
}

.lead { font-size: 1.15rem; color: #333; max-width: 640px; }

/* ---------- Knoppen ---------- */
.btn {
  display: inline-block;
  padding: 16px 34px;
  font-family: "Archivo", sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  border: 2px solid var(--zwart);
  transition: background 0.18s ease, color 0.18s ease;
  cursor: pointer;
}
.btn-zwart { background: var(--zwart); color: var(--wit); }
.btn-zwart:hover { background: var(--wit); color: var(--zwart); }
.btn-wit { background: var(--wit); color: var(--zwart); }
.btn-wit:hover { background: var(--zwart); color: var(--wit); }
.btn-outline-wit { background: transparent; color: var(--wit); border-color: var(--wit); }
.btn-outline-wit:hover { background: var(--wit); color: var(--zwart); }

a:focus-visible, button:focus-visible, .btn:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--zwart);
  outline-offset: 3px;
}

/* ---------- Topbar + navigatie ---------- */
.topbar {
  background: var(--zwart);
  color: var(--wit);
  font-size: 0.85rem;
  padding: 8px 0;
}
.topbar .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.topbar a { color: var(--wit); text-decoration: none; font-weight: 600; }
.topbar a:hover { text-decoration: underline; }

header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--wit);
  border-bottom: 2px solid var(--zwart);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: var(--max);
  margin: 0 auto;
}
.logo {
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  text-decoration: none;
  line-height: 1.1;
}
.logo span { display: block; font-size: 0.68rem; font-weight: 600; letter-spacing: 0.28em; color: var(--grijs); }

.nav-links { display: flex; align-items: center; gap: 34px; list-style: none; }
.nav-links a {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}
.nav-links a:hover, .nav-links a.actief { border-bottom-color: var(--zwart); }
.nav-links .btn { padding: 12px 22px; font-size: 0.85rem; }

.hamburger {
  display: none;
  background: none;
  border: 2px solid var(--zwart);
  padding: 8px 12px;
  font-family: "Archivo", sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  cursor: pointer;
}

@media (max-width: 860px) {
  .hamburger { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--wit);
    border-bottom: 2px solid var(--zwart);
    flex-direction: column;
    gap: 0;
    padding: 10px 0 20px;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; text-align: center; padding: 12px 0; }
}

/* ---------- Hero ---------- */
.hero {
  border-bottom: 2px solid var(--zwart);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
  gap: 60px;
  padding: 90px 24px;
  max-width: var(--max);
  margin: 0 auto;
}
.hero-foto { border: 2px solid var(--zwart); }
.hero-foto img { width: 100%; height: 100%; object-fit: cover; }
.hero .btn { margin-top: 34px; margin-right: 14px; }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; padding: 56px 24px; gap: 36px; }
}

/* ---------- Secties ---------- */
section.blok { padding: 96px 0; }
section.blok-zwart { background: var(--zwart); color: var(--wit); }
section.blok-zwart .eyebrow { color: #9a9a9a; }
section.blok-zwart .lead { color: #cfcfcf; }

.sectiekop { margin-bottom: 56px; max-width: 720px; }

/* ---------- Diensten ---------- */
.diensten {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 2px solid var(--zwart);
  border-right: none;
}
.dienst {
  border-right: 2px solid var(--zwart);
  padding: 36px 28px;
}
.dienst h3 { margin: 0 0 12px; }
.dienst p { font-size: 0.95rem; color: #444; }
.dienst .nr {
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--grijs);
  display: block;
  margin-bottom: 20px;
}

@media (max-width: 960px) { .diensten { grid-template-columns: repeat(2, 1fr); border-top: 2px solid var(--zwart); } .dienst { border-top: 2px solid var(--zwart); margin-top: -2px; } }
@media (max-width: 560px) { .diensten { grid-template-columns: 1fr; } }

/* ---------- Particulier / Aannemer split ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 2px solid var(--zwart);
}
.split-kaart { padding: 56px 48px; }
.split-kaart.wit { background: var(--wit); color: var(--zwart); }
.split-kaart.zwart { background: var(--zwart); color: var(--wit); }
.split-kaart h3 { font-size: 1.6rem; margin-bottom: 20px; }
.split-kaart ul { list-style: none; margin: 0 0 30px; }
.split-kaart li { padding: 10px 0 10px 28px; position: relative; border-bottom: 1px solid; }
.split-kaart.wit li { border-color: var(--voeg); }
.split-kaart.zwart li { border-color: #333; color: #dcdcdc; }
.split-kaart li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 12px;
  height: 12px;
  background: currentColor;
}

@media (max-width: 860px) { .split { grid-template-columns: 1fr; } .split-kaart { padding: 42px 28px; } }

/* ---------- Werkwijze ---------- */
.stappen {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: #333;
  border: 2px solid var(--wit);
}
.stap { background: var(--zwart); padding: 34px 26px; }
.stap .nr {
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  font-size: 2.4rem;
  color: var(--wit);
  display: block;
  margin-bottom: 14px;
}
.stap h3 { margin-bottom: 10px; }
.stap p { font-size: 0.92rem; color: #b5b5b5; }

@media (max-width: 960px) { .stappen { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .stappen { grid-template-columns: 1fr; } }

/* ---------- Portfolio-raster (signatuur: tegels met voegen) ---------- */
.tegels {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;                 /* de "voeg" */
}
.tegels.p2 { grid-template-columns: repeat(2, 1fr); gap: 12px; }

.tegel {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--zwart);
  text-decoration: none;
  background: var(--zwart);
}
.tegel img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.35s ease, opacity 0.35s ease;
}
.tegel:hover img { transform: scale(1.04); opacity: 0.55; }
.tegel figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 16px 18px;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  color: var(--wit);
}
.tegel figcaption strong {
  font-family: "Archivo", sans-serif;
  text-transform: uppercase;
  font-size: 0.95rem;
  display: block;
}
.tegel figcaption small { color: #c9c9c9; font-size: 0.8rem; }

@media (max-width: 960px) { .tegels { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .tegels, .tegels.p2 { grid-template-columns: 1fr; } }

/* ---------- TikTok knop + balk ---------- */
.btn-tiktok {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 30px;
  margin-top: 34px;
  font-family: "Archivo", sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--wit);
  background: var(--zwart);
  border: 2px solid var(--zwart);
  vertical-align: top;
  transition: background 0.18s ease, color 0.18s ease;
}
.btn-tiktok:hover { background: var(--wit); color: var(--zwart); }
.btn-tiktok svg { flex: 0 0 auto; }

.tiktok-balk { background: var(--zwart); color: var(--wit); padding: 88px 0; }
.tiktok-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.tiktok-tekst h2 { color: var(--wit); }
.tiktok-logo { display: flex; justify-content: center; }
.tiktok-logo a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  text-decoration: none;
  color: var(--wit);
  border: 2px solid #2a2a2a;
  padding: 54px 40px;
  width: 100%;
  transition: border-color 0.18s ease, background 0.18s ease;
}
.tiktok-logo a:hover { border-color: var(--wit); background: #141414; }
.tiktok-logo svg { width: 96px; height: 96px; }
.tiktok-logo span {
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
@media (max-width: 860px) {
  .tiktok-inner { grid-template-columns: 1fr; gap: 36px; }
}

/* ---------- Projectdetailpagina ---------- */
.project-terug {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: 26px;
}
.project-terug:hover { border-bottom-color: var(--zwart); }

.project-hero {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 0;
  border: 2px solid var(--zwart);
  margin-bottom: 10px;
}
.project-hero .foto { border-right: 2px solid var(--zwart); }
.project-hero .foto img { width: 100%; height: 100%; object-fit: cover; min-height: 340px; }
.project-specs { padding: 40px 38px; }
.project-specs dl { margin: 0; }
.project-specs dt {
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--grijs);
  margin-top: 22px;
}
.project-specs dt:first-child { margin-top: 0; }
.project-specs dd {
  margin: 4px 0 0;
  font-size: 1.05rem;
  font-weight: 600;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--voeg);
}
.project-specs dd:last-of-type { border-bottom: none; }

@media (max-width: 860px) {
  .project-hero { grid-template-columns: 1fr; }
  .project-hero .foto { border-right: none; border-bottom: 2px solid var(--zwart); }
  .project-specs { padding: 32px 26px; }
}

/* projectgalerij */
.galerij {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 10px;
}
.galerij img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 2px solid var(--zwart);
}
@media (max-width: 860px) { .galerij { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .galerij { grid-template-columns: 1fr; } }

/* ---------- CTA-band ---------- */
.cta-band {
  background: var(--zwart);
  color: var(--wit);
  text-align: center;
  padding: 88px 24px;
  border-top: 2px solid var(--zwart);
}
.cta-band h2 { margin-bottom: 14px; }
.cta-band p { color: #c9c9c9; margin-bottom: 34px; }
.cta-band .tel {
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  color: var(--wit);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 26px;
}
.cta-band .tel:hover { text-decoration: underline; }

/* ---------- Contactpagina ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 0;
  border: 2px solid var(--zwart);
}
.contact-info { background: var(--zwart); color: var(--wit); padding: 52px 44px; }
.contact-info h3 { margin: 26px 0 6px; font-size: 0.85rem; letter-spacing: 0.2em; color: #9a9a9a; }
.contact-info h3:first-of-type { margin-top: 0; }
.contact-info a { color: var(--wit); text-decoration: none; font-weight: 600; }
.contact-info a:hover { text-decoration: underline; }
.contact-info p { color: #e0e0e0; }

.contact-form { padding: 52px 44px; background: var(--wit); }
.veld { margin-bottom: 22px; }
.veld label {
  display: block;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.veld input, .veld select, .veld textarea {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--zwart);
  font-family: inherit;
  font-size: 1rem;
  background: var(--wit);
}
.veld textarea { min-height: 150px; resize: vertical; }
.form-melding { padding: 16px 18px; border: 2px solid var(--zwart); margin-bottom: 24px; font-weight: 600; }
.form-melding.ok { background: var(--zwart); color: var(--wit); }

@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } .contact-info, .contact-form { padding: 36px 26px; } }

/* ---------- Footer ---------- */
footer.site {
  background: var(--zwart);
  color: #c9c9c9;
  padding: 70px 0 34px;
  border-top: 6px solid var(--zwart);
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 44px;
  margin-bottom: 50px;
}
footer.site h4 {
  font-family: "Archivo", sans-serif;
  color: var(--wit);
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  margin-bottom: 18px;
}
footer.site ul { list-style: none; }
footer.site li { margin-bottom: 10px; }
footer.site a { color: #c9c9c9; text-decoration: none; }
footer.site a:hover { color: var(--wit); text-decoration: underline; }
.footer-onder {
  border-top: 1px solid #333;
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: #8a8a8a;
}

@media (max-width: 960px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- Toegankelijkheid / motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .tegel img, .btn { transition: none; }
}