:root {
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);

  --bg: #ffffff;
  --surface: #f5f6f8;
  --ink: #14181d;
  --muted: #4f5862;
  --line: #dde1e6;
  --line-strong: #b6bdc5;
  --accent: #1550dd;
  --accent-soft: #e7edfd;
  --accent-ink: #ffffff;

  --graphite: #171c22;
  --graphite-2: #1f252d;
  --graphite-ink: #eef1f4;
  --graphite-muted: #aab4be;
  --graphite-line: #2e353e;
  --accent-dark: #82abff;

  --ph-a: #e4e7eb;
  --ph-b: #cdd3da;

  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --shell: min(1180px, 100% - 2.5rem);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1216;
    --surface: #151b21;
    --ink: #e9edf1;
    --muted: #a3adb8;
    --line: #262e36;
    --line-strong: #3a444e;
    --accent: #82abff;
    --accent-soft: #17253d;
    --accent-ink: #0b0f13;

    --graphite: #060a0d;
    --graphite-2: #0f151a;
    --graphite-ink: #e9edf1;
    --graphite-muted: #a3adb8;
    --graphite-line: #232b33;
    --accent-dark: #82abff;

    --ph-a: #1c232a;
    --ph-b: #121920;
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(0.98rem, 0.94rem + 0.18vw, 1.04rem);
  line-height: 1.6;
  overflow-x: hidden;
  overflow-wrap: break-word;
}

h1, h2, h3 {
  margin: 0;
  font-weight: 620;
  letter-spacing: -0.02em;
  line-height: 1.1;
  overflow-wrap: break-word;
}
h1 { font-size: clamp(2.1rem, 1.3rem + 3.4vw, 3.9rem); line-height: 1; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.5vw, 2.3rem); }
h3 { font-size: clamp(1rem, 0.96rem + 0.25vw, 1.14rem); }

p { margin: 0 0 0.9rem; }
a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.gallery-back:focus-visible,
.section--dark :focus-visible {
  outline-color: var(--accent-dark);
}

.shell { width: var(--shell); margin-inline: auto; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.tag {
  margin: 0 0 0.7rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.gallery-back {
  display: block;
  padding: 0.5rem 1.25rem;
  background: var(--graphite);
  color: var(--graphite-ink);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: transform 160ms var(--ease-out), color 160ms var(--ease-out);
}
.gallery-back:active { transform: scale(0.97); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 68px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-right: auto;
  text-decoration: none;
  transition: transform 160ms var(--ease-out);
}
.brand:active { transform: scale(0.97); }
.brand__slot {
  padding: 0.38rem 0.6rem;
  border: 1px solid var(--line-strong);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--muted);
}
.brand__name { font-weight: 620; letter-spacing: -0.01em; }

.nav ul {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav a {
  display: inline-block;
  padding: 0.3rem 0;
  font-size: 0.92rem;
  text-decoration: none;
  color: var(--muted);
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease-out), border-color 160ms var(--ease-out), transform 160ms var(--ease-out);
}
.nav a:active { transform: scale(0.97); }
.nav__cta {
  padding: 0.42rem 0.9rem;
  background: var(--accent);
  color: var(--accent-ink);
  border-bottom-color: transparent;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.8rem;
  background: none;
  border: 1px solid var(--line-strong);
  color: inherit;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: transform 160ms var(--ease-out), border-color 160ms var(--ease-out);
}
.nav-toggle:active { transform: scale(0.97); }
.nav-toggle__bars { display: grid; gap: 3px; }
.nav-toggle__bars i {
  display: block;
  width: 16px; height: 1px;
  background: currentColor;
}

/* Hero */
.hero { border-bottom: 1px solid var(--line); }
.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: end;
  padding: clamp(2.75rem, 7vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
}
.lead {
  max-width: 34ch;
  margin-top: 1rem;
  color: var(--muted);
  font-size: clamp(1.02rem, 0.98rem + 0.3vw, 1.16rem);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.6rem; }

.btn {
  display: inline-block;
  padding: 0.68rem 1.35rem;
  font-size: 0.92rem;
  font-weight: 560;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition: transform 160ms var(--ease-out), background-color 180ms var(--ease-out), color 180ms var(--ease-out), border-color 180ms var(--ease-out);
}
.btn:active { transform: scale(0.97); }
.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--ghost { border-color: var(--line-strong); color: var(--ink); }

.ph {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(135deg, var(--ph-a), var(--ph-b)),
    var(--ph-a);
  border: 1px solid var(--line);
  position: relative;
}
.ph::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid var(--line-strong);
  opacity: 0.5;
}
.ph span {
  position: relative;
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Figures band */
.figures {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0 0 clamp(2rem, 4vw, 3rem);
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}
.figures li {
  padding: clamp(1rem, 2.5vw, 1.6rem) 0.9rem;
  border-left: 1px solid var(--line);
}
.figures li:first-child { border-left: 0; padding-left: 0; }
.figures__num {
  display: block;
  font-size: clamp(1.7rem, 1.1rem + 2.6vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: var(--accent);
}
.figures__label {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Sections */
.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section--tight { padding: clamp(2.25rem, 5vw, 3.5rem) 0; border-block: 1px solid var(--line); }
.head { margin-bottom: clamp(1.5rem, 3vw, 2.25rem); }

.services {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
}
.service {
  padding: 1.5rem 1.25rem 1.6rem;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background-color 200ms var(--ease-out);
}
.service:first-child { border-left: 0; }
.service__no {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--accent);
}
.service h3 { margin: 0.7rem 0 0.35rem; }
.service p { margin: 0; color: var(--muted); font-size: 0.92rem; }

/* Über uns */
.about {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(1.25rem, 4vw, 3rem);
}
.about__body p { max-width: 46ch; color: var(--muted); }
.keys {
  display: flex;
  flex-wrap: wrap;
  gap: 0 2.5rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
}
.keys li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.35rem 0;
}
.keys span {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.keys b { font-variant-numeric: tabular-nums; font-weight: 600; }

/* Signature block */
.section--dark {
  background: var(--graphite);
  color: var(--graphite-ink);
}
.panel {
  display: grid;
  grid-template-columns: minmax(0, 0.62fr) minmax(0, 1.38fr);
  gap: clamp(1.5rem, 4vw, 3.25rem);
}
.section--dark .tag { color: var(--graphite-muted); }
.panel__text { color: var(--graphite-muted); max-width: 32ch; margin-top: 1rem; }

.panel__data { overflow-x: auto; }
.table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}
.table th, .table td {
  padding: 0.85rem 1rem 0.85rem 0;
  text-align: left;
  border-bottom: 1px solid var(--graphite-line);
}
.table thead th {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--graphite-muted);
  border-bottom-color: var(--graphite-muted);
}
.table tbody th { font-weight: 560; }
.table .num { text-align: right; padding-right: 1.6rem; width: 1%; white-space: nowrap; }
.table .bar-col { width: 46%; padding-right: 0; }

.bar {
  display: block;
  height: 8px;
  background: linear-gradient(90deg, var(--accent-dark), color-mix(in srgb, var(--accent-dark) 55%, var(--graphite)));
  transform: scaleX(var(--v));
  transform-origin: left center;
  transition: transform 260ms var(--ease-out);
}
.reveal .bar { transform: scaleX(0.06); }
.reveal.is-in .bar { transform: scaleX(var(--v)); }
.reveal.is-in tbody tr:nth-child(2) .bar { transition-delay: 60ms; }
.reveal.is-in tbody tr:nth-child(3) .bar { transition-delay: 120ms; }
.reveal.is-in tbody tr:nth-child(4) .bar { transition-delay: 180ms; }

.note {
  margin: 1rem 0 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--graphite-muted);
}

/* Kontakt */
.contact {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  border-top: 1px solid var(--line-strong);
  padding-top: clamp(1.5rem, 3vw, 2.25rem);
}
.form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.field { display: grid; gap: 0.35rem; }
.field--wide { grid-column: 1 / -1; }
.field label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.field input[type="text"],
.field input[type="email"],
.field textarea {
  width: 100%;
  padding: 0.65rem 0.7rem;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
  transition: border-color 160ms var(--ease-out), background-color 160ms var(--ease-out);
}
.field textarea { resize: vertical; }
.field--check {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}
.field--check label {
  font-family: inherit;
  font-size: 0.86rem;
  letter-spacing: 0;
  text-transform: none;
}
.field--check input { margin-top: 0.2rem; accent-color: var(--accent); }

.form__status {
  margin: 0.9rem 0 0;
  padding: 0.6rem 0.8rem;
  background: var(--accent-soft);
  border-left: 2px solid var(--accent);
  font-size: 0.9rem;
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 200ms var(--ease-out), transform 200ms var(--ease-out);
}
.form__status.is-visible { opacity: 1; transform: none; }

.info dl {
  display: grid;
  gap: 0.15rem;
  margin: 0;
  border-top: 1px solid var(--line);
}
.info dt {
  margin-top: 0.9rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.info dd { margin: 0 0 0.6rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0;
  font-size: 0.88rem;
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
}
.site-footer p { margin: 0; }
.site-footer ul {
  display: flex;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-footer a {
  color: var(--muted);
  text-decoration: none;
  transition: color 160ms var(--ease-out), transform 160ms var(--ease-out);
}
.site-footer a:active { transform: scale(0.97); }

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(14px) scale(0.98);
  transition: opacity 240ms var(--ease-out) var(--delay, 0ms), transform 240ms var(--ease-out) var(--delay, 0ms);
}
.reveal.is-in { opacity: 1; transform: none; }

@media (hover: hover) and (pointer: fine) {
  .gallery-back:hover { color: var(--accent-dark); }
  .nav a:hover { color: var(--ink); border-bottom-color: var(--accent); }
  .nav__cta:hover { background: color-mix(in srgb, var(--accent) 85%, var(--ink)); color: var(--accent-ink); border-bottom-color: transparent; }
  .btn--primary:hover { background: color-mix(in srgb, var(--accent) 85%, var(--ink)); }
  .btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
  .nav-toggle:hover { border-color: var(--accent); }
  .service:hover { background: var(--surface); }
  .field input:hover, .field textarea:hover { border-color: var(--accent); }
  .site-footer a:hover { color: var(--accent); }
}

@media (max-width: 900px) {
  .hero__inner, .panel, .contact, .about { grid-template-columns: minmax(0, 1fr); }
  .hero__art { order: -1; }
  .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .figures li:nth-child(3) { border-left: 0; padding-left: 0; }
  .figures li:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service:nth-child(odd) { border-left: 0; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    flex-basis: 100%;
    display: none;
    padding-bottom: 0.9rem;
  }
  .nav.is-open { display: block; }
  .nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .nav li { border-top: 1px solid var(--line); }
  .nav a { padding: 0.7rem 0; }
  .nav__cta { text-align: center; margin-top: 0.75rem; }
  .form { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 460px) {
  .figures li { padding-inline: 0.6rem; }
  .services { grid-template-columns: minmax(0, 1fr); }
  .service { border-left: 0; padding-inline: 0; }
  .keys { gap: 0 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 150ms !important;
    transition-property: opacity, background-color, color, border-color !important;
    animation: none !important;
  }
  .reveal { transform: none; }
  .form__status { transform: none; }
  .reveal .bar, .reveal.is-in .bar { transform: scaleX(var(--v)); }
}