/* ==========================================================================
   A.M.I - plus GmbH — Website Styles
   Designed for performance, accessibility, and Google Business optimization.
   ========================================================================== */

:root {
  --color-primary: #003554;          /* Industriegrau-Blau */
  --color-primary-dark: #001f33;
  --color-primary-light: #006494;
  --color-accent: #e85d04;           /* Safety-Orange (Brandschutz-Akzent) */
  --color-accent-dark: #c44b03;
  --color-text: #1a1a1a;
  --color-text-muted: #555a63;
  --color-bg: #ffffff;
  --color-bg-soft: #f5f7fa;
  --color-border: #e1e5eb;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --container-width: 1200px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.12);

  --transition: 200ms ease-out;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .6em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(2.25rem, 4.5vw, 3.75rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); }
p  { margin: 0 0 1em; }

a { color: var(--color-primary-light); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent); }

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

.container { max-width: var(--container-width); margin: 0 auto; padding: 0 24px; }

/* ---------- Utility ---------- */
.eyebrow {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.lead { font-size: 1.2rem; color: var(--color-text-muted); max-width: 680px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-primary:hover { background: var(--color-accent-dark); color: #fff; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-ghost:hover { background: var(--color-primary); color: #fff; }

section { padding: 96px 0; }
@media (max-width: 768px) { section { padding: 64px 0; } }

/* ---------- Header / Navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--container-width);
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  color: var(--color-primary);
  text-decoration: none;
  font-size: 1.15rem;
  letter-spacing: -.01em;
}
.logo-img {
  height: 56px;
  width: auto;
  display: block;
}
.logo-img-footer {
  height: 72px;
  width: auto;
  display: block;
  /* logo-light.png ist bereits weiß auf transparent — kein Filter nötig */
  opacity: .95;
}
.logo-mark {
  width: 44px; height: 44px;
  background: var(--color-primary);
  color: #fff;
  display: grid; place-items: center;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: .85rem;
  letter-spacing: .02em;
}
.nav-list {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-list a {
  color: var(--color-text);
  font-weight: 500;
  font-size: .96rem;
  position: relative;
}
.nav-list a:hover { color: var(--color-accent); }
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 26px; height: 2px;
  background: var(--color-primary);
  margin: 5px 0;
  transition: transform var(--transition), opacity var(--transition);
}

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .nav-list {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
  }
  .nav-list.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-list li { border-bottom: 1px solid var(--color-border); }
  .nav-list li:last-child { border-bottom: 0; }
  .nav-list a { display: block; padding: 14px 0; }
}

/* ---------- Hero (Video-Background) ---------- */
.hero {
  position: relative;
  padding: 120px 0 96px;
  overflow: hidden;
}
@media (max-width: 880px) { .hero { padding: 96px 0 72px; } }

.hero-video {
  min-height: 92vh;
  display: flex;
  align-items: center;
  color: #fff;
  text-align: center;
}
@media (max-width: 880px) { .hero-video { min-height: 78vh; } }

.hero-video-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 31, 51, .35) 0%, rgba(0, 31, 51, .65) 100%),
    radial-gradient(ellipse at center, rgba(0, 0, 0, .2) 0%, rgba(0, 31, 51, .55) 80%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: 0 auto;
}
.hero-content h1 {
  color: #fff;
  font-size: clamp(2.5rem, 5.5vw, 4.4rem);
  text-shadow: 0 4px 24px rgba(0, 0, 0, .35);
  margin-bottom: .25em;
}
.hero-tagline {
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  font-weight: 500;
  color: rgba(255, 255, 255, .95);
  margin: 0 0 1.4em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .35);
}
.hero-lead {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, .9);
  max-width: 680px;
  margin: 0 auto 32px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, .35);
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.eyebrow-light {
  color: var(--color-accent);
  text-shadow: 0 1px 4px rgba(0, 0, 0, .4);
}
.btn-ghost-light {
  background: rgba(255, 255, 255, .12);
  color: #fff;
  border-color: rgba(255, 255, 255, .55);
  backdrop-filter: blur(6px);
}
.btn-ghost-light:hover {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}

/* ---------- USP Row ---------- */
.usp {
  padding: 56px 0;
  background: var(--color-primary);
  color: #fff;
}
.usp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
@media (max-width: 768px) {
  .usp-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}
.usp-item h3 {
  font-size: 2.4rem;
  color: var(--color-accent);
  margin: 0 0 .2em;
  font-weight: 800;
}
.usp-item p { margin: 0; opacity: .85; }

/* ---------- Services ---------- */
.services { background: var(--color-bg); }
.section-header { max-width: 700px; margin: 0 auto 56px; text-align: center; }
.section-header h2 { color: var(--color-primary); }
.section-header .lead { margin: 0 auto; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 880px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.service-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-soft);
}
.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms ease-out;
}
.service-card:hover .service-image img { transform: scale(1.04); }
.service-body { padding: 28px 28px 32px; }
.service-card h3 {
  color: var(--color-primary);
  margin-bottom: 16px;
}
.service-card .icon-wrap {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  background: rgba(0, 53, 84, .08);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  font-size: 1.6rem;
}
.service-card ul {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
}
.service-card li {
  padding: 8px 0 8px 26px;
  position: relative;
  color: var(--color-text-muted);
  font-size: .96rem;
}
.service-card li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 8px;
  color: var(--color-accent);
  font-weight: 700;
}

/* ---------- About ---------- */
.about {
  background: var(--color-bg-soft);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
@media (max-width: 880px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }
.about h2 { color: var(--color-primary); }
.about-visual {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  position: relative;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.about-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.about-badge {
  position: absolute;
  bottom: 20px; right: 20px;
  background: rgba(0, 53, 84, .92);
  color: #fff;
  padding: 18px 24px;
  border-radius: var(--radius-md);
  text-align: right;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
}
.about-badge h3 {
  font-size: 2.2rem;
  color: var(--color-accent);
  margin: 0 0 .1em;
  font-weight: 800;
}
.about-badge p { margin: 0; font-size: .95rem; opacity: .9; }

/* ---------- Projekte ---------- */
.projects { background: var(--color-bg); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 880px) { .projects-grid { grid-template-columns: 1fr; } }
.project-card {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background: var(--color-primary);
  margin: 0;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.project-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 600ms ease-out;
}
.project-card:hover img { transform: scale(1.06); }
.project-card::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, .75) 100%);
  pointer-events: none;
}
.project-card figcaption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 2;
  color: #fff;
  padding: 20px 24px;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -.01em;
}

/* ---------- Karriere ---------- */
.careers {
  background:
    linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.careers::before {
  content: "";
  position: absolute; right: -120px; top: -120px;
  width: 400px; height: 400px;
  background: var(--color-accent);
  opacity: .12;
  border-radius: 50%;
  filter: blur(80px);
}
.careers .section-header h2 { color: #fff; }
.careers .lead { color: rgba(255,255,255,.85); }
.careers .eyebrow { color: var(--color-accent); }
.careers-content {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.careers-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 48px 0;
}
@media (max-width: 768px) { .careers-points { grid-template-columns: 1fr; } }
.career-point {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  padding: 24px;
  border-radius: var(--radius-md);
  text-align: left;
}
.career-point strong {
  display: block;
  color: var(--color-accent);
  margin-bottom: 8px;
  font-size: 1.1rem;
}
.career-point span { color: rgba(255,255,255,.78); font-size: .95rem; line-height: 1.55; display: block; }

/* ---------- Contact ---------- */
.contact { background: var(--color-bg-soft); }
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 56px;
}
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }
.contact h2 { color: var(--color-primary); }

.contact-form {
  background: #fff;
  padding: 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: .9rem;
  margin-bottom: 6px;
  color: var(--color-text);
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(0, 100, 148, .15);
}
.form-group textarea { min-height: 130px; resize: vertical; }
.form-consent { font-size: .85rem; color: var(--color-text-muted); margin: 16px 0; }
.form-consent input { margin-right: 8px; }

.contact-info { padding: 16px 0; }
.contact-info h3 { color: var(--color-primary); margin-top: 24px; }
.contact-info h3:first-child { margin-top: 0; }
.contact-info p { color: var(--color-text-muted); margin: 0 0 .4em; }
.contact-info a { color: var(--color-primary-light); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,.7);
  padding: 64px 0 32px;
  font-size: .95rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr; gap: 32px; } }
.site-footer h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; }
.site-footer a { color: rgba(255,255,255,.7); }
.site-footer a:hover { color: var(--color-accent); }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 8px; }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: .85rem;
}

/* ---------- Legal Pages ---------- */
.legal-page { padding: 80px 0 96px; max-width: 800px; }
.legal-page h1 { color: var(--color-primary); margin-bottom: 1.2em; }
.legal-page h2 {
  color: var(--color-primary);
  font-size: 1.4rem;
  margin: 2em 0 .8em;
  padding-top: .8em;
  border-top: 1px solid var(--color-border);
}
.legal-page h2:first-of-type { border-top: 0; padding-top: 0; }
.legal-page h3 { color: var(--color-primary-light); font-size: 1.15rem; margin: 1.6em 0 .6em; }
.legal-page p, .legal-page li { font-size: .98rem; color: var(--color-text); }
.legal-page ul { padding-left: 20px; }
.legal-page li { margin-bottom: 6px; }
.legal-page .meta {
  display: inline-block;
  font-size: .85rem;
  color: var(--color-text-muted);
  background: var(--color-bg-soft);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  margin-top: 32px;
}

/* ---------- Accessibility & Focus ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ---------- Animations ---------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 600ms ease-out, transform 600ms ease-out;
  }
  .reveal.is-visible { opacity: 1; transform: translateY(0); }
}

/* ---------- Print ---------- */
@media print {
  .site-header, .hero-actions, .careers, .contact-form, .nav-toggle { display: none; }
  body { color: #000; }
}