/* ============================================================
   MN-ET site styles
   ============================================================ */

/* ─── Reset + base ─── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--mn-background);
  color: var(--mn-on-background);
  font-family: var(--mn-font-body);
  font-size: var(--mn-body-md-size);
  line-height: var(--mn-body-md-lh);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }
input, textarea, select { font: inherit; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--mn-font-display);
  color: var(--mn-on-surface);
  margin: 0;
}
h1 {
  font-size: var(--mn-headline-xl-size);
  font-weight: var(--mn-headline-xl-weight);
  line-height: var(--mn-headline-xl-lh);
  letter-spacing: var(--mn-headline-xl-tracking);
}
h2 {
  font-size: var(--mn-headline-lg-size);
  font-weight: var(--mn-headline-lg-weight);
  line-height: var(--mn-headline-lg-lh);
}
h3 {
  font-size: var(--mn-headline-md-size);
  font-weight: var(--mn-headline-md-weight);
  line-height: var(--mn-headline-md-lh);
}

.eyebrow {
  font-family: var(--mn-font-mono);
  font-size: 12px;
  color: var(--mn-outline);
  letter-spacing: 0.08em;
}
.label {
  font-family: var(--mn-font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mn-on-surface-variant);
}

code, .mono {
  font-family: var(--mn-font-mono);
  font-size: 0.92em;
  color: var(--mn-on-surface-variant);
}

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

.pip {
  width: 8px;
  height: 8px;
  border-radius: var(--mn-radius-full);
  background: var(--mn-primary);
  box-shadow: 0 0 8px rgba(110,255,88,0.6);
  display: inline-block;
}

/* ─── Buttons ─── */
.btn {
  font-family: var(--mn-font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--mn-radius);
  padding: 14px 22px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background var(--mn-dur) var(--mn-ease-standard),
              border-color var(--mn-dur) var(--mn-ease-standard),
              color var(--mn-dur) var(--mn-ease-standard);
}
.btn-primary {
  background: var(--mn-primary);
  color: var(--mn-on-primary);
  box-shadow: var(--mn-primary-glow);
}
.btn-primary:hover { background: var(--mn-primary-fixed); }
.btn-primary:active { background: var(--mn-primary-container); }
.btn-ghost {
  background: transparent;
  color: var(--mn-on-surface);
  border: 1px solid var(--mn-outline);
}
.btn-ghost:hover { border-color: var(--mn-on-surface); }

.btn-cta-sm {
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 10px 18px;
}

/* ─── Header ─── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(19,19,19,0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--mn-hairline);
}
.site-header__inner {
  max-width: var(--mn-container-max);
  margin: 0 auto;
  padding: 0 var(--mn-margin);
  height: 64px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.site-header__brand { display: flex; align-items: center; }
.site-header__brand img { height: 36px; }
.site-header__nav {
  display: flex;
  gap: 28px;
  margin-left: 40px;
  flex: 1;
}
.site-header__link {
  font-family: var(--mn-font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mn-on-surface-variant);
  transition: color var(--mn-dur) var(--mn-ease-standard);
}
.site-header__link:hover,
.site-header__link.is-active { color: var(--mn-primary); }

/* ─── Hero ─── */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 88vh;
  border-bottom: 1px solid var(--mn-hairline);
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: radial-gradient(ellipse at 30% 40%, #000 30%, transparent 75%);
          mask-image: radial-gradient(ellipse at 30% 40%, #000 30%, transparent 75%);
  pointer-events: none;
}
.hero__inner {
  position: relative;
  max-width: var(--mn-container-max);
  margin: 0 auto;
  padding: 120px var(--mn-margin) 96px;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mn-font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mn-outline);
  margin-bottom: 32px;
  padding: 6px 12px;
  border: 1px solid var(--mn-outline-variant);
  border-radius: var(--mn-radius);
}
.hero__eyebrow .pip { box-shadow: 0 0 12px rgba(110,255,88,0.7); }
.hero__title {
  font-size: 80px;
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--mn-on-surface);
  margin: 0 0 32px;
  max-width: 1000px;
}
.hero__title .accent { color: var(--mn-primary); }
.hero__lede {
  font-size: 18px;
  line-height: 1.6;
  color: var(--mn-on-surface-variant);
  max-width: 640px;
  margin: 0 0 40px;
}
.hero__actions {
  display: flex;
  gap: 12px;
  margin-bottom: 80px;
  flex-wrap: wrap;
}
.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--mn-outline-variant);
  padding-top: 24px;
  gap: 24px;
  max-width: 800px;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat__num {
  font-family: var(--mn-font-display);
  font-size: 28px;
  font-weight: 600;
  color: var(--mn-primary);
  letter-spacing: -0.01em;
}
.stat__label {
  font-family: var(--mn-font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mn-outline);
}

/* ─── Services ─── */
.services {
  padding: 120px 0;
  border-bottom: 1px solid var(--mn-hairline);
}
.services__head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  margin-bottom: 64px;
  align-items: end;
}
.services__title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  background: var(--mn-surface-container-low);
  border: 1px solid var(--mn-outline-variant);
  border-radius: var(--mn-radius);
  padding: 24px;
  transition: background var(--mn-dur) var(--mn-ease-standard),
              border-color var(--mn-dur) var(--mn-ease-standard);
}
.card:hover {
  background: var(--mn-surface-container);
  border-color: var(--mn-outline);
}
.card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.card__num {
  font-family: var(--mn-font-mono);
  font-size: 11px;
  color: var(--mn-outline);
}
.card__cat {
  font-family: var(--mn-font-display);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--mn-primary);
  text-transform: uppercase;
}
.card__title {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 12px;
}
.card__desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--mn-on-surface-variant);
  margin: 0 0 20px;
  min-height: 66px;
}
.card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mn-font-mono);
  font-size: 11px;
  color: var(--mn-on-surface-variant);
  padding-top: 16px;
  border-top: 1px solid var(--mn-hairline);
}

/* ─── Referenzen ─── */
.refs {
  padding: 120px 0;
  background: var(--mn-surface-container-lowest);
  border-bottom: 1px solid var(--mn-hairline);
}
.refs__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--mn-outline-variant);
  gap: 24px;
  flex-wrap: wrap;
}
.refs__title {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}
.refs__table { display: flex; flex-direction: column; }
.refs__thead,
.refs__row {
  display: grid;
  grid-template-columns: 110px 2fr 1.6fr 1.2fr 100px 20px;
  gap: 16px;
  align-items: center;
}
.refs__thead {
  padding: 12px 0;
  border-bottom: 1px solid var(--mn-outline-variant);
  font-family: var(--mn-font-display);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mn-outline);
}
.refs__row {
  padding: 20px 0;
  border-bottom: 1px solid var(--mn-hairline);
}
.refs__id {
  font-family: var(--mn-font-mono);
  font-size: 12px;
  color: var(--mn-primary);
}
.refs__project {
  font-family: var(--mn-font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--mn-on-surface);
}
.refs__client {
  font-family: var(--mn-font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mn-on-surface-variant);
}
.refs__cat { font-size: 13px; color: var(--mn-on-surface-variant); }
.refs__date {
  font-family: var(--mn-font-mono);
  font-size: 12px;
  color: var(--mn-outline);
}
.refs__pip {
  width: 10px;
  height: 10px;
  border-radius: var(--mn-radius-full);
  justify-self: center;
  background: var(--mn-primary);
  box-shadow: 0 0 8px rgba(110,255,88,0.6);
}
.refs__pip--caution {
  background: var(--mn-warning);
  box-shadow: none;
}

/* ─── Contact ─── */
.contact {
  padding: 120px 0;
  border-bottom: 1px solid var(--mn-hairline);
}
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
}
.contact__title {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 12px 0 20px;
}
.contact__lede {
  font-size: 16px;
  line-height: 1.6;
  color: var(--mn-on-surface-variant);
  max-width: 360px;
}
.contact__form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field--full { grid-column: span 2; }
.field__label {
  font-family: var(--mn-font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mn-on-surface-variant);
}
.field__required { color: var(--mn-primary); }
.field__input,
.field__select,
.field__textarea {
  background: var(--mn-surface-container-lowest);
  border: 1px solid var(--mn-outline-variant);
  border-radius: var(--mn-radius);
  padding: 12px 14px;
  color: var(--mn-on-surface);
  font-family: var(--mn-font-display);
  font-size: 13px;
  outline: none;
  transition: border-color var(--mn-dur) var(--mn-ease-standard),
              box-shadow var(--mn-dur) var(--mn-ease-standard);
}
.field__textarea {
  font-family: var(--mn-font-body);
  min-height: 120px;
  resize: vertical;
}
.field__input:focus,
.field__select:focus,
.field__textarea:focus {
  border-color: var(--mn-primary);
  box-shadow: var(--mn-focus-ring);
}
.contact__foot {
  grid-column: span 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--mn-hairline);
  gap: 16px;
  flex-wrap: wrap;
}
.contact__status {
  font-family: var(--mn-font-mono);
  font-size: 11px;
  color: var(--mn-outline);
}

/* ─── Footer ─── */
.site-footer { background: var(--mn-surface-container-lowest); padding-top: 80px; }
.site-footer__inner {
  max-width: var(--mn-container-max);
  margin: 0 auto;
  padding: 0 var(--mn-margin) 48px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.site-footer__brand img { height: 44px; margin-bottom: 16px; }
.site-footer__note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mn-outline);
  margin: 0;
}
.site-footer__col-title {
  font-family: var(--mn-font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mn-on-surface-variant);
  margin-bottom: 16px;
}
.site-footer__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.site-footer__list a {
  font-size: 13px;
  color: var(--mn-outline);
  transition: color var(--mn-dur) var(--mn-ease-standard);
}
.site-footer__list a:hover { color: var(--mn-on-surface); }
.site-footer__bottom {
  border-top: 1px solid var(--mn-hairline);
  max-width: var(--mn-container-max);
  margin: 0 auto;
  padding: 20px var(--mn-margin);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mn-font-mono);
  font-size: 11px;
  color: var(--mn-outline);
  letter-spacing: 0.06em;
  gap: 16px;
  flex-wrap: wrap;
}

/* ─── Focus visibility ─── */
:focus-visible {
  outline: none;
  box-shadow: var(--mn-focus-ring);
  border-radius: var(--mn-radius);
}

/* ─── Responsive ─── */
@media (max-width: 960px) {
  .hero__inner { padding: 80px var(--mn-margin) 64px; }
  .hero__title { font-size: 56px; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
  .services__head { grid-template-columns: 1fr; gap: 24px; }
  .services__title { font-size: 40px; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .refs__thead,
  .refs__row { grid-template-columns: 90px 2fr 1.4fr 80px 16px; }
  .refs__client { display: none; }
  .contact__inner { grid-template-columns: 1fr; gap: 40px; }
  .contact__title { font-size: 36px; }
  .site-footer__inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  :root { --mn-margin: 24px; }
  .site-header__nav { display: none; }
  .hero__title { font-size: 40px; }
  .services__grid { grid-template-columns: 1fr; }
  .refs__thead,
  .refs__row { grid-template-columns: 70px 2fr 16px; }
  .refs__cat,
  .refs__date,
  .refs__client { display: none; }
  .contact__form { grid-template-columns: 1fr; }
  .field--full { grid-column: auto; }
  .site-footer__inner { grid-template-columns: 1fr; }
}

/* ─── Legal pages (Impressum / Datenschutz) ─── */
.legal { padding: 96px 0 120px; border-bottom: 1px solid var(--mn-hairline); }
.legal__inner { max-width: 760px; margin: 0 auto; padding: 0 var(--mn-margin); }
.legal__eyebrow {
  font-family: var(--mn-font-mono);
  font-size: 12px;
  color: var(--mn-outline);
  letter-spacing: 0.08em;
}
.legal__title {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 16px 0 8px;
}
.legal__stand {
  font-family: var(--mn-font-mono);
  font-size: 12px;
  color: var(--mn-outline);
  margin: 0 0 40px;
}
.legal h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--mn-on-surface);
  margin: 40px 0 12px;
}
.legal h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--mn-on-surface);
  margin: 24px 0 8px;
}
.legal p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--mn-on-surface-variant);
  margin: 0 0 16px;
}
.legal ul {
  margin: 0 0 16px;
  padding-left: 20px;
  color: var(--mn-on-surface-variant);
  font-size: 15px;
  line-height: 1.7;
}
.legal li { margin-bottom: 6px; }
.legal a {
  color: var(--mn-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.legal a:hover { color: var(--mn-primary-fixed); }
.legal__address {
  font-family: var(--mn-font-mono);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mn-on-surface);
  margin: 0 0 16px;
}
.legal__back {
  display: inline-block;
  margin-top: 48px;
  font-family: var(--mn-font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mn-on-surface-variant);
}
.legal__back:hover { color: var(--mn-primary); }