/* ============================================================
   Studio Formsache — Fotoatelier für Nassplatten-Fotografie
   Design: Dunkelkammer-Ästhetik · Sepia · Historisches Handwerk
   ============================================================ */

:root {
  --ink: #16100b;            /* Dunkelkammer-Schwarz */
  --ink-2: #221910;          /* etwas helleres Braun-Schwarz */
  --paper: #ece1cd;          /* gealtertes Papier */
  --paper-dim: #d8c9ad;
  --sepia: #b8894a;          /* Sepia-Akzent */
  --sepia-deep: #8a5a2b;
  --copper: #c97b3d;
  --text: #e9dfcb;
  --text-muted: #b3a68c;
  --line: rgba(184, 137, 74, 0.28);
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "Jost", "Segoe UI", sans-serif;
  --font-type: "Special Elite", "Courier New", monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.65;
  font-size: 1.05rem;
  overflow-x: hidden;
}

/* --- Filmkorn-Overlay (SVG-Noise, kein externes Bild) --- */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='0.9'/%3E%3C/svg%3E");
}

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

a { color: var(--sepia); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--copper); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  color: var(--paper);
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

/* ============ Header / Navigation ============ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(22, 16, 11, 0.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 0;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  color: var(--paper);
}
.brand span { color: var(--sepia); font-style: italic; }
.brand small {
  display: block;
  font-family: var(--font-type);
  font-size: 0.6rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.45rem 0.7rem;
  color: var(--sepia);
  font-size: 1.2rem;
  cursor: pointer;
}

.main-nav ul {
  display: flex;
  gap: 1.6rem;
  list-style: none;
}

.main-nav a {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding-bottom: 0.2rem;
  border-bottom: 1px solid transparent;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--paper);
  border-bottom-color: var(--sepia);
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--ink-2);
    border-bottom: 1px solid var(--line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }
  .main-nav.open { max-height: 400px; }
  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 4%;
  }
  .main-nav li { border-top: 1px solid rgba(184,137,74,0.12); }
  .main-nav a { display: block; padding: 0.9rem 0; }
}

/* ============ Hero ============ */

.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(184,137,74,0.12), transparent 60%),
    linear-gradient(180deg, var(--ink-2), var(--ink));
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
  padding: 4rem 0;
}

.hero-kicker {
  font-family: var(--font-type);
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--sepia);
  margin-bottom: 1.2rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  margin-bottom: 1.4rem;
}
.hero h1 em { color: var(--sepia); font-style: italic; }

.hero p.lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 34rem;
  margin-bottom: 2.2rem;
}

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 0.95rem 2rem;
  border: 1px solid var(--sepia);
  color: var(--paper);
  background: transparent;
  cursor: pointer;
  transition: background 0.3s ease, color 0.3s ease, transform 0.2s ease;
}
.btn:hover {
  background: var(--sepia);
  color: var(--ink);
  transform: translateY(-2px);
}
.btn.solid { background: var(--sepia); color: var(--ink); }
.btn.solid:hover { background: var(--copper); border-color: var(--copper); }

/* --- Entwickelnde Platte (Hero-Animation) --- */
.plate {
  position: relative;
  aspect-ratio: 4 / 5;
  max-width: 380px;
  margin: 0 auto;
  border: 1px solid var(--line);
  outline: 10px solid #0d0906;
  box-shadow: 0 30px 80px rgba(0,0,0,0.65), inset 0 0 60px rgba(0,0,0,0.55);
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 38%, #c9a06a 0%, #8a5f36 38%, #3a2817 72%, #17100a 100%);
}

/* Silhouette als reines SVG/CSS-„Porträt" */
.plate svg { position: absolute; inset: 0; width: 100%; height: 100%; }

/* Entwicklungs-Schicht: dunkler Schleier, der sich langsam lichtet */
.plate .develop {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 40%, rgba(10,7,4,0.55), rgba(10,7,4,0.96) 75%);
  animation: develop 6s ease-in-out infinite alternate;
}
@keyframes develop {
  0%   { opacity: 0.92; }
  60%  { opacity: 0.25; }
  100% { opacity: 0.12; }
}

.plate .vignette {
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 90px 30px rgba(8,5,3,0.85);
  pointer-events: none;
}

.plate-caption {
  text-align: center;
  margin-top: 1.4rem;
  font-family: var(--font-type);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
}

@media (max-width: 820px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero p.lead { margin-left: auto; margin-right: auto; }
}

/* ============ Marquee-Band ============ */

.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
  overflow: hidden;
  padding: 0.85rem 0;
  white-space: nowrap;
}
.marquee-track {
  display: inline-block;
  animation: scroll-x 30s linear infinite;
}
.marquee span {
  font-family: var(--font-type);
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--sepia);
  margin: 0 2.2rem;
}
@keyframes scroll-x {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============ Sektionen ============ */

.section { padding: 5.5rem 0; }
.section.alt { background: var(--ink-2); }

.section-head {
  text-align: center;
  max-width: 44rem;
  margin: 0 auto 3.5rem;
}
.section-head .kicker {
  font-family: var(--font-type);
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--sepia);
  display: block;
  margin-bottom: 0.9rem;
}
.section-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
.section-head p { color: var(--text-muted); margin-top: 1rem; }

/* Karten */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.8rem;
}
.card {
  border: 1px solid var(--line);
  padding: 2.2rem 1.8rem;
  background: rgba(236,225,205,0.02);
  transition: transform 0.35s ease, border-color 0.35s ease, background 0.35s ease;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--sepia);
  background: rgba(184,137,74,0.06);
}
.card h3 { font-size: 1.45rem; margin: 1rem 0 0.6rem; }
.card p { color: var(--text-muted); font-size: 0.98rem; }
.card .num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.6rem;
  color: var(--sepia);
}
.card svg { width: 42px; height: 42px; stroke: var(--sepia); fill: none; stroke-width: 1.4; }

/* Prozess-Schritte */
.steps { counter-reset: step; display: grid; gap: 2rem; max-width: 46rem; margin: 0 auto; }
.step {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1.5rem;
  align-items: start;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(184,137,74,0.15);
}
.step:last-child { border-bottom: none; }
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2.2rem;
  color: var(--sepia);
  line-height: 1;
}
.step h3 { font-size: 1.3rem; margin-bottom: 0.4rem; }
.step p { color: var(--text-muted); font-size: 0.98rem; }

/* ============ Galerie (CSS/SVG-Platten) ============ */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.6rem;
}
.plate-item {
  position: relative;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  outline: 6px solid #0d0906;
  overflow: hidden;
  filter: sepia(0.55) contrast(1.05);
  transition: transform 0.4s ease, filter 0.4s ease;
}
.plate-item:hover {
  transform: scale(1.03) rotate(0.5deg);
  filter: sepia(0.15) contrast(1.1);
}
.plate-item svg { width: 100%; height: 100%; display: block; }
.plate-item .vignette {
  position: absolute; inset: 0;
  box-shadow: inset 0 0 60px 20px rgba(8,5,3,0.8);
  pointer-events: none;
}
.plate-item figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 0.7rem;
  font-family: var(--font-type);
  font-size: 0.62rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--paper-dim);
  background: linear-gradient(transparent, rgba(10,7,4,0.9));
}

/* ============ Bewertungen ============ */

.reviews-badge {
  text-align: center;
  margin-bottom: 2.5rem;
}
.reviews-badge .stars { color: var(--sepia); font-size: 1.5rem; letter-spacing: 0.25em; }
.reviews-badge .score {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--paper);
}
.review-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.6rem;
}
.review {
  border: 1px dashed var(--sepia-deep);
  padding: 1.8rem;
  background: rgba(236,225,205,0.02);
  position: relative;
}
.review .stars { color: var(--sepia); letter-spacing: 0.2em; margin-bottom: 0.7rem; }
.review blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--paper-dim);
  margin-bottom: 1rem;
}
.review cite {
  font-style: normal;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.placeholder-note {
  text-align: center;
  margin-top: 2rem;
  font-family: var(--font-type);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--copper);
}

/* ============ Info / Kontakt ============ */

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}
.info-box { border: 1px solid var(--line); padding: 2rem; }
.info-box h3 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  color: var(--sepia);
  font-style: italic;
}
.info-box p, .info-box li { color: var(--text-muted); }
.info-box ul { list-style: none; }
.info-box li { padding: 0.3rem 0; border-bottom: 1px solid rgba(184,137,74,0.12); }
.info-box li:last-child { border-bottom: none; }
.info-box a.tel {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--paper);
}

.cta-band {
  text-align: center;
  padding: 5rem 0;
  background:
    radial-gradient(ellipse at 50% 100%, rgba(184,137,74,0.14), transparent 65%),
    var(--ink-2);
  border-top: 1px solid var(--line);
}
.cta-band h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin-bottom: 1rem; }
.cta-band p { color: var(--text-muted); margin-bottom: 2rem; }

/* ============ Scroll-Reveal ============ */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track, .plate .develop { animation: none; }
  html { scroll-behavior: auto; }
}

/* ============ Footer ============ */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 3.5rem 0 2rem;
  background: #100b07;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.site-footer h4 {
  font-size: 1rem;
  color: var(--sepia);
  font-style: italic;
  margin-bottom: 0.8rem;
}
.site-footer p, .site-footer li { color: var(--text-muted); font-size: 0.92rem; }
.site-footer ul { list-style: none; }
.site-footer li { padding: 0.2rem 0; }
.footer-legal {
  border-top: 1px solid rgba(184,137,74,0.15);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.footer-legal nav a { margin-left: 1.4rem; letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.72rem; }

/* ============ Rechtsseiten (Impressum / Datenschutz) ============ */

.legal { max-width: 46rem; margin: 0 auto; }
.legal h2 { font-size: 1.6rem; margin: 2.2rem 0 0.8rem; color: var(--sepia); }
.legal p { color: var(--text-muted); margin-bottom: 0.8rem; }
.placeholder { /* Felder sind gefuellt - keine Markierung mehr */ }

.page-head {
  padding: 4.5rem 0 3rem;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(184,137,74,0.1), transparent 60%),
    var(--ink-2);
  border-bottom: 1px solid var(--line);
}
.page-head h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); }
.page-head p { color: var(--text-muted); margin-top: 0.8rem; max-width: 38rem; margin-left: auto; margin-right: auto; }