/* ==========================================================================
   Both Industries – Stylesheet
   --------------------------------------------------------------------------
   FARBEN ändern: nur die Werte im Block ":root" direkt darunter anpassen.
   Alles andere in dieser Datei muss normalerweise nicht angefasst werden.
   ========================================================================== */

:root {
  color-scheme: dark;
  /* Flächen */
  --bg:         #131416;   /* Seitenhintergrund (Anthrazit) */
  --surface:    #1c1e21;   /* Karten, Bänder */
  --surface-2:  #232629;   /* hellere Flächen, Tabellenkopf */
  --line:       #2c2f33;   /* feine Linien und Rahmen */

  /* Text */
  --text:       #e6e4e0;   /* Haupttext (warmes Hellgrau) */
  --muted:      #9a9791;   /* Nebentext */

  /* Akzent (Kupfer) */
  --accent:       #C98A5B; /* Links, Linien, Buttons */
  --accent-hover: #DDA070; /* beim Darüberfahren */
  --accent-ink:   #1a1209; /* Schrift auf Kupfer-Flächen */

  /* Maße */
  --maxw: 1160px;
  --radius: 4px;
}

/* ---- Schrift (Inter, lokal gehostet – keine Verbindung zu Google) ---- */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/inter-latin-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/inter-latin-ext-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---- Grundlagen ---- */
*, *::before, *::after { box-sizing: border-box; }
html { color-scheme: dark; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; display: block; }
a { color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 2px solid var(--accent-hover); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--accent); color: var(--accent-ink); }

.container { width: min(var(--maxw), 100% - 2.5rem); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--accent-ink); padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 1rem; top: 1rem; }

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; font-weight: 650; margin: 0 0 1rem; }
h1 { font-size: clamp(2.2rem, 5.2vw, 3.9rem); letter-spacing: -0.03em; font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); }
h3 { font-size: 1.2rem; letter-spacing: -0.01em; }
p  { margin: 0 0 1rem; }
.lead { font-size: clamp(1.1rem, 1.8vw, 1.3rem); color: var(--text); max-width: 46rem; line-height: 1.55; }
.muted { color: var(--muted); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .7rem;
  font-size: .78rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin-bottom: 1.1rem;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--accent); }

/* ---- Kopfbereich ---- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(19, 20, 22, .88);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 1.5rem; }
.brand img { height: 38px; width: auto; }
.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a { color: var(--text); text-decoration: none; font-size: .95rem; font-weight: 500; padding: .4rem 0; border-bottom: 2px solid transparent; }
.nav a:hover { color: var(--accent-hover); }
.nav a[aria-current="page"] { border-bottom-color: var(--accent); }
.nav .nav-cta { border: 1px solid var(--accent); color: var(--accent); padding: .5rem 1rem; border-radius: var(--radius); }
.nav .nav-cta:hover { background: var(--accent); color: var(--accent-ink); }
.nav .nav-cta[aria-current="page"] { background: var(--accent); color: var(--accent-ink); }

/* Handy-Menü ohne JavaScript (Checkbox-Trick) */
.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.nav-burger { display: none; cursor: pointer; width: 44px; height: 44px; align-items: center; justify-content: center; }
.nav-burger span, .nav-burger span::before, .nav-burger span::after {
  content: ""; display: block; width: 24px; height: 2px; background: var(--text); position: relative; transition: transform .2s, opacity .2s;
}
.nav-burger span::before { position: absolute; top: -7px; }
.nav-burger span::after  { position: absolute; top: 7px; }
.nav-toggle:focus-visible + .nav-burger { outline: 2px solid var(--accent-hover); border-radius: 4px; }

@media (max-width: 900px) {
  .nav-burger { display: flex; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg); border-bottom: 1px solid var(--line); padding: .5rem 1.25rem 1.25rem;
  }
  .nav a { padding: .9rem 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav a[aria-current="page"] { border-bottom-color: var(--accent); }
  .nav .nav-cta { margin-top: 1rem; text-align: center; border: 1px solid var(--accent); }
  .nav-toggle:checked ~ .nav { display: flex; }
  .nav-toggle:checked + .nav-burger span { background: transparent; }
  .nav-toggle:checked + .nav-burger span::before { top: 0; transform: rotate(45deg); }
  .nav-toggle:checked + .nav-burger span::after  { top: 0; transform: rotate(-45deg); }
}

/* ---- Abschnitte ---- */
.section { padding: clamp(3.5rem, 8vw, 6rem) 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-head { max-width: 46rem; margin-bottom: 2.5rem; }
.section-head p { color: var(--muted); font-size: 1.1rem; margin-bottom: 0; }

/* ---- Hero ---- */
.hero { padding: clamp(3.5rem, 9vw, 7rem) 0 clamp(2.5rem, 6vw, 4rem); }
.hero h1 { max-width: 19ch; }
.hero .lead { margin-bottom: 2rem; }
.page-hero { padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(1.5rem, 4vw, 2.5rem); }
.page-hero h1 { font-size: clamp(2rem, 4.4vw, 3.2rem); max-width: 22ch; }

.btn-row { display: flex; flex-wrap: wrap; gap: .8rem; }
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .85rem 1.5rem; border-radius: var(--radius);
  font-weight: 600; font-size: 1rem; text-decoration: none;
  border: 1px solid var(--accent); transition: background .15s, color .15s, border-color .15s;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--accent-ink); }
.btn-ghost { background: transparent; color: var(--text); border-color: #444850; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-hover); }

.hero-media { margin-top: clamp(2rem, 5vw, 3.5rem); }
.hero-media video, .hero-media img { width: 100%; height: auto; border-radius: var(--radius); border: 1px solid var(--line); aspect-ratio: 21 / 9; object-fit: cover; }

/* ---- Platzhalter für Fotos/Videos (werden später durch echte Medien ersetzt) ---- */
.ph {
  display: grid; place-items: center; text-align: center; padding: 1rem;
  background: repeating-linear-gradient(135deg, #1c1e21 0 14px, #202327 14px 28px);
  border: 1px dashed #3d4147; border-radius: var(--radius); color: var(--muted);
  font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; line-height: 1.5;
}
.ph strong { display: block; color: var(--accent); font-weight: 600; margin-bottom: .25rem; }
.r219 { aspect-ratio: 21 / 9; }
.r169 { aspect-ratio: 16 / 9; }
.r43  { aspect-ratio: 4 / 3; }
.r11  { aspect-ratio: 1 / 1; }

/* Markierung für Textstellen, die noch ergänzt werden müssen – vor dem Veröffentlichen alle entfernen */
.todo {
  background: rgba(201, 138, 91, .14); border: 1px dashed var(--accent);
  color: var(--accent-hover); padding: .05em .45em; border-radius: 3px;
}

/* ---- Karten / Raster ---- */
.grid { display: grid; gap: 1.25rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr; } .grid-2 { grid-template-columns: 1fr; } }

.card {
  display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 1.75rem;
  text-decoration: none; color: var(--text); transition: border-color .15s, transform .15s;
}
a.card:hover { border-color: var(--accent); color: var(--text); transform: translateY(-2px); }
.card .num { font-size: .85rem; color: var(--accent); font-weight: 600; letter-spacing: .1em; margin-bottom: 1.5rem; }
.card h3 { margin-bottom: .6rem; }
.card p { color: var(--muted); margin-bottom: 1.5rem; }
.card .more { margin-top: auto; color: var(--accent); font-weight: 600; font-size: .95rem; }
a.card:hover .more { color: var(--accent-hover); }

/* ---- Gegenüberstellung ---- */
.compare { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.compare > div { padding: 2rem; background: var(--surface); }
.compare > div + div { border-left: 1px solid var(--line); background: var(--surface-2); }
.compare h3 { color: var(--accent); font-size: .85rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: .8rem; }
.compare p { margin: 0; font-size: 1.12rem; }
@media (max-width: 760px) { .compare { grid-template-columns: 1fr; } .compare > div + div { border-left: 0; border-top: 1px solid var(--line); } }

/* ---- Ablauf ---- */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.steps.steps-3 { grid-template-columns: repeat(3, 1fr); }
.steps li { counter-increment: step; padding: 1.75rem 1.5rem 0 0; }
.steps li::before { content: "0" counter(step); display: block; color: var(--accent); font-weight: 600; letter-spacing: .1em; font-size: .85rem; margin-bottom: 1rem; }
.steps h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.steps p { color: var(--muted); font-size: .98rem; margin: 0; }
@media (max-width: 900px) { .steps, .steps.steps-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps, .steps.steps-3 { grid-template-columns: 1fr; } }

/* ---- Text + Seitenspalte ---- */
.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.checklist { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.checklist li { padding: .9rem 0 .9rem 2rem; border-bottom: 1px solid var(--line); position: relative; }
.checklist li:first-child { border-top: 1px solid var(--line); }
.checklist li::before { content: ""; position: absolute; left: 0; top: 1.3rem; width: 14px; height: 2px; background: var(--accent); }

.quote { border-left: 2px solid var(--accent); padding: .25rem 0 .25rem 1.5rem; font-size: clamp(1.25rem, 2.4vw, 1.7rem); line-height: 1.4; font-weight: 500; letter-spacing: -0.01em; }
.quote small { display: block; margin-top: 1rem; font-size: .95rem; color: var(--muted); font-weight: 400; letter-spacing: 0; }

/* ---- Tabelle (Werkstoffe) ---- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table.props { width: 100%; border-collapse: collapse; min-width: 640px; }
.props th, .props td { text-align: left; padding: 1rem 1.25rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.props thead th { background: var(--surface-2); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
.props tbody tr:last-child td, .props tbody tr:last-child th { border-bottom: 0; }
.props tbody th { font-weight: 600; width: 24%; }
.props td { color: var(--muted); }
.props td:last-child { color: var(--text); }

/* ---- Fotos mit Bildunterschrift ---- */
.pic { margin: 0; }
.pic img { display: block; width: 100%; height: auto; aspect-ratio: var(--ar, 4 / 3); object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); }
.pic figcaption { color: var(--muted); font-size: .85rem; margin-top: .6rem; line-height: 1.5; }
.pic-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.pic-row.two { grid-template-columns: repeat(2, 1fr); }
.pic-row.four { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .pic-row.four { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) { .pic-row, .pic-row.two { grid-template-columns: 1fr; } }

/* ---- Projekte ---- */
.project { padding: 3rem 0; border-top: 1px solid var(--line); }
.project:first-of-type { border-top: 0; padding-top: 0; }
.project-meta { display: flex; flex-wrap: wrap; gap: .6rem 1.25rem; color: var(--muted); font-size: .9rem; margin-bottom: 1.5rem; }
.tag { display: inline-block; border: 1px solid var(--accent); color: var(--accent); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; padding: .2rem .6rem; border-radius: 99px; font-weight: 600; }
.project-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin: 2rem 0; }
.project-cols h3 { font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: .6rem; }
.project-cols p { color: var(--text); margin: 0; }
.project-photos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (min-width: 901px) { .project-photos:has(> figure:nth-child(4)) { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) { .project-cols, .project-photos { grid-template-columns: 1fr; gap: 1.25rem; } }
.role { padding: 1rem 1.25rem; background: var(--surface); border-left: 2px solid var(--accent); color: var(--muted); font-size: .98rem; margin: 0; }

/* ---- Kundenstimmen ---- */
.voice { margin: 0; display: flex; flex-direction: column; justify-content: space-between; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.75rem; }
.voice blockquote { margin: 0 0 1.5rem; font-size: 1.05rem; line-height: 1.6; }
.voice .stars { display: block; color: var(--accent); letter-spacing: .15em; margin-bottom: 1rem; font-size: 1rem; }
.voice figcaption { color: var(--muted); font-size: .85rem; letter-spacing: .04em; }

/* ---- Kontaktband ---- */
.cta-band { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.cta-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 2rem; }
.cta-inner h2 { margin-bottom: .4rem; }
.cta-inner p { color: var(--muted); margin: 0; }
.contact-big { font-size: clamp(1.4rem, 3.4vw, 2.2rem); font-weight: 650; letter-spacing: -0.02em; display: block; word-break: break-word; }
.contact-list { display: grid; gap: 1.75rem; }
.contact-list .label { color: var(--muted); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; display: block; margin-bottom: .3rem; }

/* ---- Fließtext-Seiten (Impressum, Datenschutz) ---- */
.prose { max-width: 46rem; }
.prose h2 { font-size: 1.4rem; margin-top: 2.5rem; }
.prose h3 { font-size: 1.1rem; margin-top: 1.75rem; }

/* ---- Fußbereich ---- */
.site-footer { border-top: 1px solid var(--line); padding: 3.5rem 0 2rem; color: var(--muted); font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2.5rem; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer img { height: 44px; width: auto; margin-bottom: 1rem; }
.site-footer h2 { font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--text); margin-bottom: .9rem; font-weight: 600; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--accent-hover); }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 1.5rem; font-size: .85rem; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}
@media print {
  body { background: #fff; color: #000; }
  .site-header, .site-footer, .cta-band { display: none; }
}


/* Startseite: Hintergrund-Videos (links Druck, rechts Guss, Text mittig) */
.hero-video { position: relative; overflow: hidden; min-height: clamp(30rem, 68vh, 42rem); display: flex; align-items: center; padding: clamp(3rem, 7vw, 5rem) 0; text-align: center; }
.hero-video .container { position: relative; z-index: 1; }
.hero-video h1 { max-width: 16ch; margin-left: auto; margin-right: auto; }
.hero-video .lead { max-width: 40rem; margin-left: auto; margin-right: auto; }
.hero-video .btn-row { justify-content: center; }
.hero-bg { position: absolute; top: 0; bottom: 0; width: min(36%, 36rem); }
.hero-bg-left { left: 0; }
.hero-bg-right { right: 0; }
.hero-bg video { width: 100%; height: 100%; object-fit: cover; display: block; background: var(--bg); opacity: .85; }
.hero-bg-right video {
  -webkit-mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,.8) 45%, #000 75%);
          mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,.8) 45%, #000 75%); }
.hero-bg-left video {
  -webkit-mask-image: linear-gradient(to left, transparent 0%, rgba(0,0,0,.8) 45%, #000 75%);
          mask-image: linear-gradient(to left, transparent 0%, rgba(0,0,0,.8) 45%, #000 75%); }
.hero-bg::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(to top, var(--bg) 0%, transparent 22%), linear-gradient(to bottom, var(--bg) 0%, transparent 18%); }
@media (max-width: 800px) {
  .hero-video { min-height: 34rem; }
  .hero-bg { left: 0; right: 0; width: 100%; height: 50%; opacity: .3; }
  .hero-bg-left { top: 0; bottom: auto; }
  .hero-bg-right { top: auto; bottom: 0; }
  .hero-bg video { -webkit-mask-image: none; mask-image: none; }
}
.pic.vidwide video { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); display: block; background: #000; }