/* ============================================
   style.css
   ============================================ */

/* ── RESET & VARIABLEN ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #F5F2ED;
  --ink: #1A1814;
  --mid: #6B6560;
  --accent: #6B2C2C;
  --white: #FDFCFB;
  --border: #E0DDD8;
  --serif: 'Syne', sans-serif;
  --sans: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}


/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.5rem 4rem;
  background: rgba(245, 242, 237, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
nav.scrolled { border-color: var(--border); }

.logo {
  font-family: var(--serif); font-size: 1rem; font-weight: 800;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink); text-decoration: none;
}

.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  font-size: .8rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--mid); text-decoration: none; transition: color .2s;
}
.nav-links a:hover { color: var(--ink); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; width: 36px; height: 36px; cursor: pointer;
  background: none; border: none; padding: 4px;
}
.hamburger span {
  display: block; height: 1.5px; background: var(--ink);
  transition: transform .3s, opacity .3s, width .3s;
  transform-origin: center;
}
.hamburger span:nth-child(2) { width: 70%; }
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; width: 100%; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Menü */
.mobile-menu {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: var(--bg); z-index: 99;
  flex-direction: column; justify-content: center; align-items: center;
  gap: 2.5rem; opacity: 0;
  transition: opacity .3s;
}
.mobile-menu.open { opacity: 1; }
.mobile-menu a {
  font-family: var(--serif); font-size: 2.2rem; font-weight: 700;
  color: var(--ink); text-decoration: none; letter-spacing: .05em;
  transition: color .2s;
}
.mobile-menu a:hover { color: var(--accent); }


/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 8rem 4rem 5rem;
  width: 100%;
}
.hero-text { max-width: 100%; width: 100%; }

.hero-eyebrow {
  font-size: .75rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.5rem;
  opacity: 0; animation: fadeUp .8s .2s forwards;
}
.hero h1 {
  font-family: var(--serif); font-size: clamp(3.5rem, 7vw, 7rem);
  font-weight: 700; line-height: 1.05; margin-bottom: 1.8rem;
  opacity: 0; animation: fadeUp .8s .4s forwards;
}
.hero h1 em { font-style: normal; color: var(--accent); }

.hero-sub {
  font-size: 1rem; color: var(--mid); line-height: 1.8;
  margin-bottom: 2.5rem; max-width: 900px;
  opacity: 0; animation: fadeUp .8s .6s forwards;
}
.hero-cta {
  display: inline-flex; gap: 1rem; flex-wrap: wrap;
  opacity: 0; animation: fadeUp .8s .8s forwards;
}

/* Buttons */
.btn-primary {
  background: var(--ink); color: var(--bg);
  padding: .85rem 2.2rem; border-radius: 2px;
  font-size: .8rem; letter-spacing: .1em; text-transform: uppercase;
  text-decoration: none; transition: background .2s, transform .2s;
}
.btn-primary:hover { background: #2d2a26; transform: translateY(-1px); }

.btn-outline {
  border: 1px solid var(--ink); color: var(--ink);
  padding: .85rem 2.2rem; border-radius: 2px;
  font-size: .8rem; letter-spacing: .1em; text-transform: uppercase;
  text-decoration: none; transition: background .2s, color .2s;
}
.btn-outline:hover { background: var(--ink); color: var(--bg); }


/* ── MARQUEE ── */
.marquee-wrap {
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  overflow: hidden; padding: 1.2rem 0; background: var(--white);
}
.marquee-track {
  display: flex; gap: 0; white-space: nowrap;
  animation: marquee 20s linear infinite;
}
.marquee-item {
  font-family: var(--serif); font-size: 1rem; font-weight: 600;
  color: var(--mid); padding: 0 3rem; letter-spacing: .05em;
}
.marquee-dot { color: var(--accent); }


/* ── SECTIONS ALLGEMEIN ── */
section { padding: 7rem 4rem; }

.section-label {
  font-size: .7rem; letter-spacing: .25em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
}
.section-title {
  font-family: var(--serif); font-size: clamp(2.2rem, 3.5vw, 3.5rem);
  font-weight: 700; line-height: 1.15; margin-bottom: 1.5rem;
}
.section-title em { font-style: normal; color: var(--accent); }


/* ── LEISTUNGEN ── */
#leistungen { background: var(--white); }

.services-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0; margin-top: 4rem;
  border: 1px solid var(--border);
}
.service-item {
  padding: 2.5rem 2rem; border-right: 1px solid var(--border);
  transition: background .25s; cursor: default;
}
.service-item:last-child { border-right: none; }
.service-item:hover { background: var(--bg); }

.service-num {
  font-family: var(--serif); font-size: 2.5rem; font-weight: 800;
  color: var(--border); line-height: 1; margin-bottom: 1.5rem;
  transition: color .25s;
}
.service-item:hover .service-num { color: var(--accent); }

.service-name {
  font-size: .9rem; font-weight: 500; letter-spacing: .05em;
  margin-bottom: .75rem; text-transform: uppercase;
}
.service-desc { font-size: .85rem; color: var(--mid); line-height: 1.7; }


/* ── FILTER TABS ── */
.filter-tabs {
  display: flex; gap: .5rem; flex-wrap: wrap;
  margin: 2rem 0 2.5rem;
}
.filter-btn {
  background: none; border: 1px solid var(--border);
  padding: .5rem 1.2rem; border-radius: 2px; cursor: pointer;
  font-family: var(--sans); font-size: .75rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--mid);
  transition: background .2s, color .2s, border-color .2s;
}
.filter-btn:hover { border-color: var(--ink); color: var(--ink); }
.filter-btn.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.work-cat {
  font-size: .65rem; letter-spacing: .15em; text-transform: uppercase;
  color: var(--accent); margin-bottom: .3rem;
}


/* ── PORTFOLIO / MASONRY ── */
#arbeiten .section-header {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 1rem; flex-wrap: wrap; gap: 1rem;
}
.masonry-grid {
  columns: 4; column-gap: 6px;
}
.work-item {
  position: relative; overflow: hidden; border-radius: 2px;
  background: var(--white); cursor: zoom-in;
  break-inside: avoid; margin-bottom: 6px;
  display: block;
}
.work-item.hidden-item { display: none; }

.work-thumb {
  width: 100%; height: auto; display: block;
  transition: transform .5s cubic-bezier(.25,.46,.45,.94);
}
.work-item:hover .work-thumb { transform: scale(1.03); }

.work-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(26,24,20,.8) 0%, transparent 50%);
  opacity: 0; transition: opacity .3s;
  display: flex; align-items: flex-end; padding: 1rem 1.2rem;
  pointer-events: none;
}
.work-item:hover .work-overlay { opacity: 1; }
.work-label { color: #fff; font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; }


/* ── LIGHTBOX ── */
.lightbox {
  display: none; position: fixed; inset: 0; z-index: 1000;
  background: rgba(10, 9, 8, 0.96);
  align-items: center; justify-content: center;
}
.lightbox.open { display: flex; }

.lightbox-inner {
  position: relative; width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
}
.lightbox-img {
  max-width: 90vw; max-height: 90vh;
  object-fit: contain; border-radius: 2px;
  user-select: none; transition: opacity .25s;
}
.lightbox-img.fading { opacity: 0; }

.lb-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2);
  color: #fff; width: 48px; height: 48px; border-radius: 50%;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .2s; backdrop-filter: blur(4px);
  font-size: 1.2rem; z-index: 10;
}
.lb-btn:hover { background: rgba(255,255,255,.25); }
.lb-prev { left: 1.5rem; }
.lb-next { right: 1.5rem; }

.lb-close {
  position: absolute; top: 1.2rem; right: 1.5rem;
  background: none; border: none; color: rgba(255,255,255,.7);
  font-size: 1.8rem; cursor: pointer; line-height: 1;
  transition: color .2s; z-index: 10;
}
.lb-close:hover { color: #fff; }

.lb-counter {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  font-size: .75rem; letter-spacing: .15em; color: rgba(255,255,255,.5);
  text-transform: uppercase;
}
.lb-caption {
  position: absolute; bottom: 3.2rem; left: 50%; transform: translateX(-50%);
  font-size: .8rem; letter-spacing: .1em; color: rgba(255,255,255,.7);
  text-transform: uppercase; white-space: nowrap;
}


/* ── ÜBER MICH ── */
#ueber { background: var(--ink); color: var(--bg); }
#ueber .section-label { color: var(--accent); }
 
.about-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 6rem; align-items: center; }
.about-img-wrap { position: relative; }
.about-img {
  width: 100%; aspect-ratio: 3/4; border-radius: 3px;
  overflow: hidden;
  background: linear-gradient(160deg, #3a3630, #2a2720);
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem; letter-spacing: .15em; text-transform: uppercase;
  color: #6b6560;
}
.about-img img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  display: block;
}
.about-text .section-title { color: var(--bg); }
.about-text p { color: #b0aba5; line-height: 1.9; margin-bottom: 1.2rem; font-size: .95rem; }


/* ── KONTAKT ── */
#kontakt { background: var(--bg); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 6rem; align-items: start; margin-top: 3rem; }
.contact-info p { color: var(--mid); line-height: 1.9; margin-bottom: 2rem; }
.contact-detail { display: flex; flex-direction: column; gap: 1rem; margin-top: 2rem; }
.contact-line { font-size: .85rem; color: var(--mid); }
.contact-line span { color: var(--ink); font-weight: 500; }
.contact-link {
  color: var(--accent); text-decoration: none; font-weight: 500;
  transition: opacity .2s;
  }

.contact-link:hover { opacity: .7; }

.form-group { margin-bottom: 1.5rem; }
.form-group label {
  display: block; font-size: .7rem; letter-spacing: .15em;
  text-transform: uppercase; color: var(--mid); margin-bottom: .6rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; background: transparent;
  border: none; border-bottom: 1px solid var(--border);
  padding: .75rem 0; font-family: var(--sans); font-size: .9rem;
  color: var(--ink); outline: none;
  transition: border-color .2s; appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--ink); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select {
  cursor: pointer;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%236B6560'/%3E%3C/svg%3E") no-repeat right center;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.form-submit { margin-top: .5rem; }


/* ── SCROLL TO TOP ── */
.scroll-top {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 200;
  width: 46px; height: 46px;
  background: var(--ink); color: var(--bg);
  border: none; border-radius: 2px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transform: translateY(10px);
  transition: opacity .3s, transform .3s, background .2s;
}
.scroll-top.visible { opacity: 1; pointer-events: all; transform: translateY(0); }
.scroll-top:hover { background: #2d2a26; }
.scroll-top svg { width: 18px; height: 18px; }


/* ── FOOTER ── */
footer {
  background: var(--ink); color: var(--bg);
  padding: 3rem 4rem;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  align-items: center;
  gap: .75rem 3rem;
}
.footer-logo {
  font-family: var(--serif); font-size: 1rem; font-weight: 800;
  letter-spacing: .1em; text-transform: uppercase;
  grid-column: 1; grid-row: 1 / 3; align-self: center;
}
.footer-links {
  display: flex; gap: 2rem; list-style: none;
  grid-column: 2; grid-row: 1; justify-content: flex-end;
}
.footer-links a {
  font-size: .75rem; letter-spacing: .1em; text-transform: uppercase;
  color: #7a7570; text-decoration: none; transition: color .2s;
}
.footer-links a:hover { color: var(--bg); }
.footer-copy {
  font-size: .75rem; color: #7a7570;
  grid-column: 2; grid-row: 2; text-align: right;
}


/* ── ANIMATIONEN ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; } to { opacity: 1; }
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.reveal {
  opacity: 1; transform: translateY(0);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.hidden  { opacity: 0; transform: translateY(24px); }
.reveal.visible { opacity: 1; transform: translateY(0); }


/* ── RESPONSIVE / MOBILE ── */
@media (max-width: 900px) {
  /* Nav — Logo und Hamburger in einer Zeile */
  nav {
    padding: 1.2rem 1.5rem;
  }
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .mobile-menu {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(248, 245, 240, 0.98);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity .3s ease, transform .3s ease, visibility .3s ease;
  }

  .mobile-menu.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  #hamburger {
    position: relative;
    z-index: 1001;
  }

  .hero { padding: 7rem 1.5rem 4rem; }
  section { padding: 5rem 1.5rem; }

  .services-grid { grid-template-columns: 1fr 1fr; }
  .service-item:nth-child(odd)  { border-right: 1px solid var(--border); }
  .service-item:nth-child(even) { border-right: none; }
  .service-item:nth-child(1),
  .service-item:nth-child(2)    { border-bottom: 1px solid var(--border); }

  .filter-tabs { gap: .4rem; }
  .filter-btn  { padding: .45rem .9rem; font-size: .7rem; }

  .masonry-grid { columns: 2; column-gap: 4px; }
  .work-item    { margin-bottom: 4px; }

  @media (max-width: 900px) {
  .work-item {
    position: relative;
    z-index: 2;
    cursor: pointer;
    pointer-events: auto;
    -webkit-tap-highlight-color: transparent;
  }

  .work-item img,
  .work-thumb,
  .masonry-grid a {
    pointer-events: auto;
  }

  .work-overlay {
    pointer-events: none;
  }
}

  .lb-prev { left: .6rem; }
  .lb-next { right: .6rem; }
  .lb-btn  { width: 40px; height: 40px; font-size: 1rem; }

  .about-grid   { grid-template-columns: 1fr; gap: 3rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .form-row     { grid-template-columns: 1fr; gap: 0; }

  .scroll-top {
    width: 52px; height: 52px;
    bottom: 1.5rem; right: 1.5rem;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(0,0,0,.18);
  }
  .scroll-top svg { width: 20px; height: 20px; }

  footer {
    padding: 2.5rem 1.5rem;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 1.5rem; align-items: center;
  }
  .footer-logo { grid-column: 1; grid-row: 1; align-self: center; }
  .footer-links {
    text-align: right;
    grid-column: 2; grid-row: 1;
    flex-direction: column; gap: .9rem;
    align-items: flex-end; justify-content: flex-start;
  }
  .footer-links a {
    font-size: .85rem; 
    display: block;
    width: 100%;
    text-align: right;
  }

  .footer-copy {
    grid-column: 1 / 3; grid-row: 2;
    text-align: rightt;
    border-top: 1px solid #2d2a26; padding-top: 1.5rem;
  }
}