:root {
      --rlenk-blue: #3b526a;
      --rlenk-blue-dark: #25384b;
      --rlenk-blue-deep: #172637;
      --rlenk-accent: #3f91df;
      --rlenk-accent-hover: #67acf0;
      --rlenk-light: #f5f8fb;
      --rlenk-surface: #e6edf3;
      --rlenk-text-light: #dce5ed;
    }

    /* Hero bewusst in der dunklen rlenk-IT-Farbwelt */
    #hero.hero {
      position: relative;
      isolation: isolate;
      overflow: hidden;
      background:
        radial-gradient(circle at 78% 38%,
          rgba(63, 145, 223, 0.16),
          transparent 32%),
        linear-gradient(135deg,
          var(--rlenk-blue) 0%,
          var(--rlenk-blue-dark) 72%,
          var(--rlenk-blue-deep) 100%);
      color: var(--rlenk-text-light);
    }

    #hero.hero::after {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -1;
      background: linear-gradient(90deg,
          rgba(23, 38, 55, 0.1),
          rgba(23, 38, 55, 0.02) 55%,
          rgba(23, 38, 55, 0.18));
      pointer-events: none;
    }

    #hero .container {
      position: relative;
      z-index: 2;
    }

    #hero .subtitle {
      color: rgba(255, 255, 255, 0.76);
      font-weight: 600;
      letter-spacing: 0.03em;
    }

    #hero h1 {
      color: #fff;
      font-size: clamp(3rem, 6vw, 5.8rem);
      letter-spacing: -0.045em;
      line-height: 0.98;
      max-width: 780px;
    }

    #hero .description {
      color: rgba(255, 255, 255, 0.78);
      max-width: 650px;
      font-size: 1.12rem;
    }

    #hero .btn-accent {
      background: var(--rlenk-accent);
      border-color: var(--rlenk-accent);
      color: #fff;
    }

    #hero .btn-accent:hover {
      background: var(--rlenk-accent-hover);
      border-color: var(--rlenk-accent-hover);
      color: #fff;
    }

    #hero .btn-text {
      color: #fff;
    }

    #hero .btn-text:hover {
      color: var(--rlenk-accent-hover);
    }

    #hero .visual-block {
      position: relative;
      z-index: 2;
      filter: drop-shadow(0 24px 45px rgba(0, 0, 0, 0.28));
    }

    #hero .stats-row {
      border-top-color: rgba(255, 255, 255, 0.16);
    }

    #hero .stat-value,
    #hero .stat-suffix {
      color: var(--rlenk-accent-hover);
    }

    #hero .stat-desc {
      color: rgba(255, 255, 255, 0.68);
    }

    /* Durchgängiger, bewegter Binär-Hintergrund */
    .site-binary-bg {
      position: fixed;
      inset: 0;
      z-index: 5;
      overflow: hidden;
      pointer-events: none;
      user-select: none;
      opacity: 0.72;
      -webkit-mask-image: linear-gradient(to bottom,
          transparent 0%,
          #000 8%,
          #000 92%,
          transparent 100%);
      mask-image: linear-gradient(to bottom,
          transparent 0%,
          #000 8%,
          #000 92%,
          transparent 100%);
    }

    main .section {
      position: relative;
      z-index: 1;
    }

    main .section>.container,
    main .section>.container-fluid,
    main .section>.section-title {
      position: relative;
      z-index: 7;
    }

    #header,
    #footer {
      position: relative;
      z-index: 20;
    }

    .binary-line {
      position: absolute;
      display: block;
      white-space: nowrap;
      font-family: "Courier New", monospace;
      font-weight: 700;
      letter-spacing: 0.14em;
      color: rgba(56, 78, 101, 0.12);
      text-shadow: 0 0 18px rgba(63, 145, 223, 0.1);
      will-change: transform;
      --pulse-pos: -240px;
      --pulse-opacity: 0.92;
      isolation: isolate;
    }

    .binary-line::after {
      content: attr(data-text);
      position: absolute;
      inset: 0;
      color: rgba(197, 235, 255, 0.95);
      text-shadow:
        0 0 8px rgba(105, 194, 255, 0.95),
        0 0 18px rgba(63, 145, 223, 0.75),
        0 0 34px rgba(63, 145, 223, 0.35);
      opacity: var(--pulse-opacity);
      pointer-events: none;

      -webkit-mask-image: linear-gradient(90deg,
          transparent 0%,
          rgba(255, 255, 255, 0.05) 18%,
          rgba(255, 255, 255, 0.45) 34%,
          rgba(255, 255, 255, 1) 50%,
          rgba(255, 255, 255, 0.42) 66%,
          rgba(255, 255, 255, 0.04) 82%,
          transparent 100%);

      mask-image: linear-gradient(90deg,
          transparent 0%,
          rgba(255, 255, 255, 0.05) 18%,
          rgba(255, 255, 255, 0.45) 34%,
          rgba(255, 255, 255, 1) 50%,
          rgba(255, 255, 255, 0.42) 66%,
          rgba(255, 255, 255, 0.04) 82%,
          transparent 100%);

      -webkit-mask-repeat: no-repeat;
      mask-repeat: no-repeat;
      -webkit-mask-size: 220px 100%;
      mask-size: 220px 100%;
      -webkit-mask-position: var(--pulse-pos) 0;
      mask-position: var(--pulse-pos) 0;
    }

    .binary-line:nth-child(1) {
      top: 7%;
      left: -20%;
      font-size: clamp(1.5rem, 3vw, 3.1rem);
    }

    .binary-line:nth-child(2) {
      top: 26%;
      left: -5%;
      font-size: clamp(1rem, 2vw, 2rem);
      color: rgba(63, 145, 223, 0.14);
    }

    .binary-line:nth-child(3) {
      top: 48%;
      left: -28%;
      font-size: clamp(2rem, 4vw, 4rem);
    }

    .binary-line:nth-child(4) {
      top: 69%;
      left: 2%;
      font-size: clamp(1.2rem, 2.4vw, 2.6rem);
      color: rgba(63, 145, 223, 0.13);
    }

    .binary-line:nth-child(5) {
      top: 88%;
      left: -18%;
      font-size: clamp(1rem, 2vw, 2.2rem);
    }

    #hero~* {
      isolation: isolate;
    }

    .hero-code-label {
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
      margin-bottom: 1rem;
      padding: 0.42rem 0.72rem;
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.055);
      color: rgba(255, 255, 255, 0.84);
      font-family: "Courier New", monospace;
      font-size: 0.8rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      backdrop-filter: blur(8px);
    }

    .hero-code-label::before {
      content: "";
      width: 0.52rem;
      height: 0.52rem;
      border-radius: 50%;
      background: #68d391;
      box-shadow: 0 0 12px rgba(104, 211, 145, 0.8);
    }

    @media (max-width: 991.98px) {
      #hero.hero {
        text-align: left;
      }

      #hero .visual-block {
        margin-top: 3rem;
      }

      .site-binary-bg {
        opacity: 0.55;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      .binary-line {
        transform: none !important;
      }

      .binary-line::after {
        display: none;
      }
    }
    /* ============================================================
   SCHWEBENDER TELEFON- & WHATSAPP-BUTTON
============================================================ */

.contact-float {
  position: fixed;
  right: 24px;
  bottom: 92px;
  z-index: 9998;

  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.contact-float-toggle {
  width: 58px;
  height: 58px;

  display: flex;
  align-items: center;
  justify-content: center;

  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;

  background:
    linear-gradient(
      145deg,
      var(--rlenk-accent),
      var(--rlenk-accent-hover)
    );

  color: #fff;
  font-size: 1.35rem;

  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.28);
  cursor: pointer;

  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.contact-float-toggle:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.34);
}

.contact-float-toggle .icon-close {
  display: none;
}

.contact-float.is-open .contact-float-toggle .icon-open {
  display: none;
}

.contact-float.is-open .contact-float-toggle .icon-close {
  display: inline-block;
}

.contact-float-menu {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;

  opacity: 0;
  visibility: hidden;
  pointer-events: none;

  transform: translateY(12px) scale(0.96);

  transition:
    opacity 0.25s ease,
    visibility 0.25s ease,
    transform 0.25s ease;
}

.contact-float.is-open .contact-float-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;

  transform: translateY(0) scale(1);
}

.contact-float-item {
  min-width: 150px;
  min-height: 48px;

  display: flex;
  align-items: center;
  gap: 12px;

  padding: 10px 16px;

  border: 1px solid rgba(103, 172, 240, 0.28);
  border-radius: 50px;

  background: rgba(23, 38, 55, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);

  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;

  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);

  transition:
    background 0.25s ease,
    transform 0.25s ease,
    border-color 0.25s ease;
}

.contact-float-item i {
  width: 24px;

  display: flex;
  align-items: center;
  justify-content: center;

  color: var(--rlenk-accent-hover);
  font-size: 1.15rem;
}

.contact-float-item:hover {
  border-color: var(--rlenk-accent-hover);
  background: rgba(37, 56, 75, 0.98);
  color: #fff;

  transform: translateX(-4px);
}

/* Abstand zum Scroll-to-top-Button */
#scroll-top {
  right: 24px;
  bottom: 24px;
}

@media (max-width: 767.98px) {
  .contact-float {
    right: 18px;
    bottom: 84px;
  }

  .contact-float-toggle {
    width: 54px;
    height: 54px;
  }

  .contact-float-item {
    min-width: 142px;
    padding: 9px 14px;
  }

  #scroll-top {
    right: 18px;
    bottom: 18px;
  }
}
@media (max-width: 767.98px) {
  .contact-float {
    right: 18px;
    bottom: 84px;
  }

  .contact-float-toggle {
    width: 54px;
    height: 54px;
  }

  .contact-float-item {
    width: 48px;
    min-width: 48px;
    height: 48px;
    min-height: 48px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
  }

  .contact-float-item span {
    display: none;
  }

  .contact-float-item i {
    width: auto;
    font-size: 1.2rem;
  }
}
.office-status-card {
  width: 100%;
  max-width: 570px;

  display: grid;
  grid-template-columns: auto 1px 1fr;
  align-items: center;
  gap: 22px;

  margin: 30px 0 28px;
  padding: 20px 24px;

  border: 1px solid rgba(103, 172, 240, 0.32);
  border-radius: 18px;

  background:
    linear-gradient(
      135deg,
      rgba(63, 145, 223, 0.18),
      rgba(23, 38, 55, 0.66)
    );

  box-shadow:
    0 18px 45px rgba(0, 0, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);

  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.office-time,
.office-appointment {
  display: flex;
  align-items: center;
  gap: 14px;
}

.office-status-icon {
  width: 46px;
  height: 46px;
  flex: 0 0 46px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 14px;

  background: rgba(63, 145, 223, 0.22);
  color: var(--rlenk-accent-hover);

  font-size: 1.2rem;

  box-shadow: inset 0 0 18px rgba(63, 145, 223, 0.12);
}

.office-status-label {
  display: block;
  margin-bottom: 4px;

  color: var(--rlenk-accent-hover);

  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

#currentTime {
  display: block;

  color: #fff;

  font-family: "Courier New", monospace;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
}

.office-appointment p {
  max-width: 300px;
  margin: 0;

  color: rgba(255, 255, 255, 0.78);

  font-size: 0.9rem;
  line-height: 1.55;
}

.office-divider {
  width: 1px;
  height: 54px;

  background: rgba(255, 255, 255, 0.13);
}

@media (max-width: 767.98px) {
  .office-status-card {
    grid-template-columns: 1fr;
    gap: 16px;

    padding: 18px;
  }

  .office-divider {
    width: 100%;
    height: 1px;
  }

  .office-appointment p {
    max-width: none;
  }
}
.office-status-card {
  width: 100%;
  max-width: 570px;

  display: flex;
  align-items: center;
  gap: 16px;

  margin: 30px 0 26px;
  padding: 20px 22px;

  border: 1px solid rgba(103, 172, 240, 0.32);
  border-radius: 18px;

  background:
    linear-gradient(
      135deg,
      rgba(63, 145, 223, 0.16),
      rgba(23, 38, 55, 0.62)
    );

  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.18);
}

.office-status-icon {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 14px;
  background: rgba(63, 145, 223, 0.22);
  color: var(--rlenk-accent-hover);
  font-size: 1.2rem;
}

.office-appointment {
  min-width: 0;
}

.office-status-label {
  display: block;
  margin-bottom: 6px;

  color: var(--rlenk-accent-hover);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.office-appointment p {
  margin: 0;

  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9rem;
  line-height: 1.55;
}

.about-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
}
#modalWebService .service-project-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(
      145deg,
      rgba(20, 75, 120, 0.35),
      rgba(7, 30, 52, 0.58)
    );
  pointer-events: none;
  transition: opacity 0.3s ease;
}

#modalWebService .service-project-overlay {
  z-index: 2;
}

#modalWebService .service-project-card:hover::after {
  opacity: 0.45;
}
.stats-strip {
  animation: statsStripFloat 4s ease-in-out infinite;
  will-change: transform;
}

@keyframes statsStripFloat {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-6px);
  }
}