/* =========================================================
   Equipora — Fahrzeug- & Spezialmaschinenbau
   Industrial engineering identity
   Palette: graphite steel + concrete + safety-orange accent
   ========================================================= */

:root {
  --steel-900: #15181c;
  --steel-800: #1e232a;
  --steel-700: #2b323b;
  --steel-600: #3b434e;
  --steel-400: #6a7480;
  --concrete-200: #dcdee1;
  --concrete-100: #ecedef;
  --concrete-50: #f6f6f4;
  --paper: #ffffff;
  --amber: #ee5a0e;
  --amber-soft: #ff7a2e;
  --line: rgba(30, 35, 42, 0.14);
  --line-strong: rgba(30, 35, 42, 0.3);
  --line-dark: rgba(255, 255, 255, 0.12);

  --font-display: "Saira Condensed", "Arial Narrow", sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  --maxw: 1180px;
  --gut: clamp(20px, 5vw, 64px);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--steel-800);
  background: var(--concrete-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- Utility ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gut); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--amber);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--steel-900);
}

.section { padding: clamp(56px, 9vw, 120px) 0; }
.section-head { max-width: 620px; margin-bottom: 48px; }
.section-head h2 {
  font-size: clamp(30px, 5vw, 52px);
  margin: 16px 0 14px;
}
.section-head p { color: var(--steel-600); font-size: 1.05rem; }

/* hazard stripe accent */
.hazard {
  height: 6px;
  background: repeating-linear-gradient(
    -45deg,
    var(--amber) 0 14px,
    var(--steel-900) 14px 28px
  );
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 26px;
  border: 1.5px solid var(--steel-900);
  background: var(--steel-900);
  color: var(--paper);
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease;
}
.btn:hover { background: var(--amber); border-color: var(--amber); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--steel-900); }
.btn--ghost:hover { background: var(--steel-900); color: var(--paper); border-color: var(--steel-900); }
.btn--block { width: 100%; justify-content: center; }

/* ===========================================================
   HEADER
   =========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 246, 244, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
}
.brand img { height: 30px; width: auto; }

.nav {
  display: flex;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.nav a { color: var(--steel-700); transition: color 0.15s ease; position: relative; }
.nav a:hover { color: var(--amber); }

.header-tools { display: flex; align-items: center; gap: 18px; }

/* language switcher */
.lang {
  display: flex;
  border: 1px solid var(--line-strong);
}
.lang button {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 7px 11px;
  background: transparent;
  border: none;
  color: var(--steel-600);
  cursor: pointer;
  border-right: 1px solid var(--line);
  transition: background 0.15s ease, color 0.15s ease;
}
.lang button:last-child { border-right: none; }
.lang button.active { background: var(--steel-900); color: var(--paper); }
.lang button:hover:not(.active) { color: var(--amber); }

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-strong);
  width: 40px; height: 40px;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
}
.menu-toggle span { width: 18px; height: 2px; background: var(--steel-900); }

/* ===========================================================
   HERO
   =========================================================== */
.hero { background: var(--concrete-50); border-bottom: 1px solid var(--line); }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(28px, 5vw, 60px);
  align-items: center;
  padding: clamp(48px, 7vw, 90px) 0;
}
.hero h1 {
  font-size: clamp(40px, 7vw, 80px);
  margin: 20px 0;
}
.hero h1 .accent { color: var(--amber); }
.hero-lead { font-size: 1.15rem; color: var(--steel-600); max-width: 38ch; }
.hero-cta { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

.hero-media { position: relative; }
.hero-media img {
  width: 100%;
  height: clamp(280px, 42vw, 460px);
  object-fit: cover;
  border: 1px solid var(--line-strong);
}
.hero-coords {
  position: absolute;
  bottom: -1px; left: -1px;
  background: var(--steel-900);
  color: var(--concrete-100);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 8px 14px;
}
.hero-coords b { color: var(--amber); font-weight: 500; }

/* spec strip */
.spec-strip {
  border-top: 1px solid var(--line);
  background: var(--steel-900);
  color: var(--concrete-100);
}
.spec-strip .wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
}
.spec {
  padding: 26px 8px;
  border-left: 1px solid var(--line-dark);
}
.spec:first-child { border-left: none; }
.spec .num {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  color: var(--paper);
  line-height: 1;
}
.spec .num span { color: var(--amber); }
.spec .lbl {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel-400);
  margin-top: 10px;
}

/* ===========================================================
   SERVICES
   =========================================================== */
.services { background: var(--paper); border-bottom: 1px solid var(--line); }
.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.svc {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 32px 28px 36px;
  position: relative;
  transition: background 0.2s ease;
}
.svc:hover { background: var(--concrete-50); }
.svc .svc-no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  letter-spacing: 0.1em;
}
.svc img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  margin: 18px 0 22px;
  border: 1px solid var(--line);
}
.svc h3 { font-size: 1.6rem; margin-bottom: 12px; }
.svc p { color: var(--steel-600); font-size: 0.97rem; }

/* ===========================================================
   EQUIPMENT
   =========================================================== */
.equip { background: var(--concrete-50); border-bottom: 1px solid var(--line); }
.equip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.equip-card {
  background: var(--paper);
  border: 1px solid var(--line);
  overflow: hidden;
}
.equip-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.equip-card:hover img { transform: scale(1.04); }
.equip-card .equip-body { padding: 20px 22px 24px; }
.equip-card h3 { font-size: 1.35rem; margin-bottom: 8px; }
.equip-card p { font-size: 0.93rem; color: var(--steel-600); }
.equip-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

/* ===========================================================
   PROCESS
   =========================================================== */
.process { background: var(--steel-900); color: var(--concrete-100); }
.process .section-head h2 { color: var(--paper); }
.process .section-head p { color: var(--steel-400); }
.process .eyebrow { color: var(--amber-soft); }
.process .eyebrow::before { background: var(--amber-soft); }
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-dark);
}
.step {
  padding: 30px 22px 34px;
  border-right: 1px solid var(--line-dark);
}
.step:last-child { border-right: none; }
.step .step-no {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 44px;
  color: var(--amber);
  line-height: 1;
}
.step h3 { color: var(--paper); font-size: 1.3rem; margin: 14px 0 10px; }
.step p { color: var(--steel-400); font-size: 0.93rem; }

/* ===========================================================
   REFERENCES
   =========================================================== */
.refs { background: var(--paper); border-bottom: 1px solid var(--line); }
.refs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.ref-card {
  border: 1px solid var(--line);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.ref-card .quote { font-size: 1.02rem; color: var(--steel-700); flex: 1; }
.ref-person { display: flex; align-items: center; gap: 14px; }
.ref-person img {
  width: 46px; height: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line);
}
.ref-person .who { font-family: var(--font-display); font-size: 1.1rem; text-transform: uppercase; }
.ref-person .role {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--steel-400);
  letter-spacing: 0.04em;
  text-transform: none;
}

/* ===========================================================
   ABOUT
   =========================================================== */
.about { background: var(--concrete-50); border-bottom: 1px solid var(--line); }
.about-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}
.about-media img {
  width: 100%;
  height: clamp(280px, 38vw, 420px);
  object-fit: cover;
  border: 1px solid var(--line-strong);
}
.about-text h2 { font-size: clamp(28px, 4.5vw, 46px); margin: 16px 0 18px; }
.about-text p { color: var(--steel-600); margin-bottom: 16px; }
.about-list { margin-top: 22px; display: grid; gap: 12px; }
.about-list li {
  display: flex;
  gap: 12px;
  font-size: 0.97rem;
  align-items: flex-start;
}
.about-list li::before {
  content: "//";
  font-family: var(--font-mono);
  color: var(--amber);
  font-size: 0.85rem;
  margin-top: 2px;
}

/* ===========================================================
   CONTACT
   =========================================================== */
.contact { background: var(--steel-900); color: var(--concrete-100); }
.contact .eyebrow { color: var(--amber-soft); }
.contact .eyebrow::before { background: var(--amber-soft); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
}
.contact h2 { color: var(--paper); font-size: clamp(28px, 4.5vw, 46px); margin: 16px 0 18px; }
.contact-info p { color: var(--steel-400); margin-bottom: 28px; max-width: 42ch; }
.info-block { border-top: 1px solid var(--line-dark); padding: 18px 0; }
.info-block .info-lbl {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-soft);
  margin-bottom: 6px;
}
.info-block .info-val { color: var(--concrete-100); font-size: 1.02rem; }
.info-block a:hover { color: var(--amber-soft); }

/* form */
.form-card { background: var(--steel-800); border: 1px solid var(--line-dark); padding: 30px 28px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel-400);
  margin-bottom: 7px;
}
.field input,
.field textarea {
  width: 100%;
  background: var(--steel-900);
  border: 1px solid var(--line-dark);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 0.97rem;
  padding: 12px 14px;
  transition: border-color 0.15s ease;
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--amber);
}
.field textarea { resize: vertical; min-height: 110px; }
.field.invalid input,
.field.invalid textarea { border-color: #ff5a5a; }
.field .err {
  display: none;
  color: #ff8a8a;
  font-size: 0.8rem;
  margin-top: 6px;
  font-family: var(--font-mono);
}
.field.invalid .err { display: block; }

.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}
.form-success.show { display: block; }
.form-success .ok-mark {
  width: 54px; height: 54px;
  margin: 0 auto 18px;
  border: 2px solid var(--amber);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--amber);
  font-size: 26px;
}
.form-success h3 { color: var(--paper); font-size: 1.5rem; margin-bottom: 10px; }
.form-success p { color: var(--steel-400); }

/* ===========================================================
   FOOTER
   =========================================================== */
.site-footer { background: var(--steel-900); color: var(--steel-400); border-top: 1px solid var(--line-dark); }
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding: 56px 0 40px;
}
.footer-brand img { height: 28px; filter: brightness(0) invert(1); opacity: 0.92; }
.footer-brand p { margin-top: 16px; font-size: 0.9rem; max-width: 34ch; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-soft);
  margin-bottom: 16px;
}
.footer-col ul { display: grid; gap: 10px; }
.footer-col a, .footer-col span { font-size: 0.92rem; color: var(--concrete-200); }
.footer-col a:hover { color: var(--amber-soft); }
.footer-bottom {
  border-top: 1px solid var(--line-dark);
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 12px;
}
.footer-bottom .legal-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-bottom .legal-links a:hover { color: var(--amber-soft); }

/* ===========================================================
   LEGAL PAGES
   =========================================================== */
.legal { background: var(--concrete-50); }
.legal-hero { background: var(--steel-900); color: var(--paper); padding: 60px 0; }
.legal-hero h1 { color: var(--paper); font-size: clamp(32px, 6vw, 58px); }
.legal-hero .eyebrow { color: var(--amber-soft); }
.legal-hero .eyebrow::before { background: var(--amber-soft); }
.legal-body { padding: clamp(48px, 7vw, 90px) 0; max-width: 760px; }
.legal-body h2 {
  font-size: 1.6rem;
  margin: 36px 0 14px;
  text-transform: none;
  letter-spacing: 0;
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body p { color: var(--steel-700); margin-bottom: 14px; }
.legal-body ul { list-style: disc; padding-left: 22px; margin-bottom: 14px; color: var(--steel-700); }
.legal-body li { margin-bottom: 7px; }
.legal-body .updated { font-family: var(--font-mono); font-size: 12px; color: var(--steel-400); margin-bottom: 28px; }
.back-link {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber);
  display: inline-flex;
  gap: 8px;
  margin-top: 30px;
}
[data-lang-block] { display: none; }
[data-lang-block].active { display: block; }

/* ===========================================================
   SCROLL REVEAL
   =========================================================== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width: 900px) {
  .nav { display: none; }
  .nav.open {
    display: flex;
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 18px var(--gut);
    gap: 18px;
  }
  .menu-toggle { display: flex; }
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .svc-grid, .equip-grid, .refs-grid, .steps { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .spec-strip .wrap { grid-template-columns: 1fr 1fr; }
  .spec { border-bottom: 1px solid var(--line-dark); }
  .svc-grid, .equip-grid, .refs-grid, .steps { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .hero h1 { font-size: clamp(36px, 11vw, 54px); }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
  .reveal { transition: none; opacity: 1; transform: none; }
  .btn:hover { transform: none; }
}

:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }