/* ============================================================
   TAM Studio — Stylesheet
   style.css
   ============================================================ */

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

:root {
  --cream: #f7f5f0;
  --dark: #1a1a18;
  --mid: #6b6b65;
  --accent: #c8a96e;
  --light-border: #e8e4dc;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--cream);
  color: var(--dark);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 2rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(247,245,240,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
nav.scrolled { border-color: var(--light-border); }

.nav-logo {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--dark);
  text-decoration: none;
  display: flex;
  align-items: center;
}
.nav-logo img { height: 80px; width: auto; }

.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--dark); }

/* ── SECTIONS ── */
section { padding: 8rem 4rem; }

.container { max-width: 1100px; margin: 0 auto; }

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 0 4rem;
  position: relative;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-label {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
  display: block;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.2s;
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(3.5rem, 6vw, 6rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.01em;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.4s;
}
.hero-title em { font-style: italic; color: var(--mid); }

.hero-sub {
  font-size: 1rem;
  color: var(--mid);
  max-width: 380px;
  margin-top: 2.5rem;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.6s;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 3rem;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dark);
  text-decoration: none;
  border-bottom: 1px solid var(--dark);
  padding-bottom: 0.25rem;
  transition: gap 0.3s, color 0.2s;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.8s;
}
.hero-cta:hover { gap: 1.25rem; color: var(--accent); border-color: var(--accent); }

.hero-right { opacity: 0; animation: fadeIn 1.2s ease forwards 0.6s; }

.hero-img-wrap {
  aspect-ratio: 3/4;
  background: #e0dbd0;
  border-radius: 2px;
  overflow: hidden;
}

.hero-img-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  color: #b5b0a5;
  font-family: var(--serif);
  font-size: 1.2rem;
  letter-spacing: 0.1em;
}

.hero-scroll {
  position: absolute;
  bottom: 3rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.75rem;
  opacity: 0;
  animation: fadeIn 1s ease forwards 1.2s;
}
.hero-scroll span {
  font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--mid); writing-mode: vertical-rl; transform: rotate(180deg);
}
.scroll-line {
  width: 1px; height: 60px; background: var(--accent);
  animation: lineGrow 1.5s ease-in-out infinite;
}

/* ── ÜBER UNS ── */
#ueber { background: white; }

.about-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 6rem; align-items: start; }

.section-number {
  font-family: var(--serif); font-size: 5rem; font-weight: 300;
  color: var(--light-border); line-height: 1; margin-bottom: 1rem;
}

.section-label {
  font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.5rem; display: block;
}

.section-title {
  font-family: var(--serif); font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300; line-height: 1.25; margin-bottom: 2rem;
}
.section-title em { font-style: italic; color: var(--mid); }

.section-text { color: var(--mid); line-height: 1.9; font-size: 0.95rem; margin-bottom: 1.5rem; }

.stats-row { display: flex; gap: 3rem; margin-top: 3rem; padding-top: 3rem; border-top: 1px solid var(--light-border); }

.stat-num { font-family: var(--serif); font-size: 2.8rem; font-weight: 300; color: var(--dark); line-height: 1; }
.stat-label { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--mid); margin-top: 0.4rem; }

/* ── LEISTUNGEN ── */
.services-header { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: end; margin-bottom: 5rem; }

.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--light-border); }

.service-item { padding: 2rem 2.5rem 3rem 1.5rem; border-right: 1px solid var(--light-border); }
.service-item:last-child { border-right: none; padding-right: 0; }
.service-item:first-child { padding-left: 0; }

.service-icon { font-family: var(--serif); font-size: 2.5rem; font-weight: 300; color: var(--accent); margin-bottom: 1.5rem; line-height: 1; }
.service-name { font-family: var(--serif); font-size: 1.4rem; font-weight: 300; margin-bottom: 1rem; color: var(--dark); }
.service-desc { font-size: 0.88rem; color: var(--mid); line-height: 1.8; }

/* ── ARBEITEN ── */
#arbeiten { background: white; }

.works-header { display: flex; justify-content: space-between; align-items: end; margin-bottom: 4rem; }

.works-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }

.work-item { position: relative; overflow: hidden; cursor: pointer; }

.work-thumb { aspect-ratio: 4/3; background: #e8e4dc; overflow: hidden; transition: transform 0.5s ease; }
.work-item:hover .work-thumb { transform: scale(1.03); }

.work-thumb-inner {
  width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
  color: #b5b0a5; font-family: var(--serif); font-size: 1rem; letter-spacing: 0.1em;
}

.work-item:nth-child(1) .work-thumb { background: #ddd8ce; }
.work-item:nth-child(2) .work-thumb { background: #e4dfd4; }
.work-item:nth-child(3) .work-thumb { background: #d8d3ca; }
.work-item:nth-child(4) .work-thumb { background: #dfdbd2; }

.work-meta { display: flex; justify-content: space-between; align-items: baseline; padding: 1.25rem 0 0; }
.work-title { font-family: var(--serif); font-size: 1.2rem; font-weight: 300; color: var(--dark); }
.work-cat { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mid); }

.link-subtle {
  font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mid); text-decoration: none; border-bottom: 1px solid var(--light-border);
  padding-bottom: 0.15rem; transition: color 0.2s, border-color 0.2s;
}
.link-subtle:hover { color: var(--dark); border-color: var(--dark); }

/* ── PROZESS ── */
.process-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; }

.steps { margin-top: 2rem; }

.step { display: flex; gap: 2rem; padding: 2rem 0; border-bottom: 1px solid var(--light-border); align-items: flex-start; }
.step:first-child { border-top: 1px solid var(--light-border); }

.step-num { font-family: var(--serif); font-size: 1.8rem; font-weight: 300; color: var(--accent); min-width: 2.5rem; line-height: 1; padding-top: 0.1rem; }

.step-content h3 { font-family: var(--serif); font-size: 1.2rem; font-weight: 300; margin-bottom: 0.5rem; color: var(--dark); }
.step-content p { font-size: 0.88rem; color: var(--mid); line-height: 1.8; }

.process-aside { background: #f0ece4; padding: 4rem; border-radius: 2px; }
.process-aside-quote { font-family: var(--serif); font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 300; line-height: 1.4; color: var(--dark); margin-bottom: 2rem; }
.process-aside-quote em { font-style: italic; color: var(--mid); }
.process-aside-sig { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mid); }

/* ── FAQ ── */
#faq { background: white; }

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem 4rem;
}

.faq-item {
  padding-top: 1.5rem;
  border-top: 1px solid var(--light-border);
}

.faq-q {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--dark);
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.faq-a {
  font-size: 0.88rem;
  color: var(--mid);
  line-height: 1.8;
}

/* ── KONTAKT ── */
#kontakt { background: var(--dark); color: white; }

#kontakt .section-label { color: var(--accent); }
#kontakt .section-title { color: white; }
#kontakt em { color: rgba(255,255,255,0.45); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: start; }

.contact-text { color: rgba(255,255,255,0.55); line-height: 1.9; font-size: 0.95rem; margin-bottom: 3rem; }

.contact-detail { display: flex; gap: 2rem; padding: 1.25rem 0; border-bottom: 1px solid rgba(255,255,255,0.08); align-items: baseline; }
.contact-detail-label { font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.3); min-width: 90px; }
.contact-detail-val { font-size: 0.95rem; color: rgba(255,255,255,0.7); }
.contact-detail-val a { color: inherit; text-decoration: none; transition: color 0.2s; }
.contact-detail-val a:hover { color: var(--accent); }

/* ── FORMULAR ── */
.contact-form { display: flex; flex-direction: column; gap: 1.5rem; }
.form-group { display: flex; flex-direction: column; gap: 0.6rem; }

.form-group label { font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.35); }

.form-group input,
.form-group textarea,
.form-group select {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1px;
  padding: 1rem 1.25rem;
  color: white;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  resize: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--accent); background: rgba(255,255,255,0.09); }
.form-group select option { background: #2a2a28; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-error { font-size: 0.82rem; color: #e07070; margin-top: 0.25rem; }

.btn-submit {
  align-self: flex-start;
  margin-top: 0.5rem;
  padding: 1rem 2.5rem;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 1px;
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.btn-submit:hover { background: #b89558; }
.btn-submit:active { transform: scale(0.98); }
.btn-submit:disabled { opacity: 0.6; cursor: not-allowed; }

/* ── FOOTER ── */
footer {
  background: #111110;
  padding: 2.5rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-logo { font-family: var(--serif); font-size: 1.1rem; font-weight: 300; color: rgba(255,255,255,0.4); text-decoration: none; }
.footer-copy { font-size: 0.75rem; color: rgba(255,255,255,0.25); letter-spacing: 0.05em; }

.footer-socials { display: flex; gap: 1.5rem; }
.footer-socials a { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.3); text-decoration: none; transition: color 0.2s; }
.footer-socials a:hover { color: var(--accent); }

/* ── ANIMATIONEN ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes lineGrow {
  0%, 100% { transform: scaleY(1); opacity: 0.6; }
  50%       { transform: scaleY(1.3); opacity: 1; }
}

.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  nav { padding: 1.5rem 2rem; }
  section { padding: 6rem 2rem; }
  #hero { padding: 0 2rem; }
  footer { padding: 2rem; flex-direction: column; gap: 1rem; text-align: center; }

  .hero-inner { grid-template-columns: 1fr; }
  .hero-right { display: none; }
  .hero-title { font-size: 3.5rem; }

  .about-grid,
  .services-header,
  .contact-grid,
  .process-grid { grid-template-columns: 1fr; gap: 3rem; }

  .services-grid { grid-template-columns: 1fr; }
  .service-item { border-right: none; border-bottom: 1px solid var(--light-border); padding: 2rem 0; }
  .service-item:last-child { border-bottom: none; }

  .works-grid { grid-template-columns: 1fr; }
  .works-header { flex-direction: column; gap: 1.5rem; align-items: flex-start; }
  .form-row { grid-template-columns: 1fr; }
  .nav-links { display: none; }

  .faq-grid { grid-template-columns: 1fr; }
}