footer {
      --ink: #141414;
      --wire: #292722;
      --bone: #F4F0E8;
      --stone: #8F8A7C;
      --signal: #E0561F;
      --signal-dim: rgba(232,84,42,0.35);
    }

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

    footer {
      background: var(--ink);
      font-family: 'Manrope', sans-serif;
      -webkit-font-smoothing: antialiased;
    }

    footer {
      position: relative;
      background: var(--ink);
      color: var(--bone);
      overflow: hidden;
      border-top: 1px solid var(--wire);
      isolation: isolate;
    }

    /* =====================================
       EXPANDED NETWORK / SIGNAL BACKDROP
    ===================================== */

    footer .signal-field  {
      position: absolute;
      inset: 0;
      pointer-events: none;
      opacity: 0.7;
      z-index: -1;
    }

    footer .signal-field svg  {
      width: 100%;
      height: 100%;
      display: block;
    }

    footer .node  {
      fill: #34312B;
      transition: fill 0.3s ease;
    }

    footer .node.lit  {
      fill: var(--signal);
    }

    footer .edge  {
      stroke: var(--wire);
      stroke-width: 1;
      fill: none;
    }

    footer .edge.pulseline  {
      stroke: var(--signal);
      stroke-width: 1.2;
      stroke-dasharray: 3 8;
      stroke-linecap: round;
      opacity: 0;
      animation: travel 4.5s ease-in-out infinite;
    }

    @keyframes travel {
      0% {
        opacity: 0;
        stroke-dashoffset: 0;
      }
      12% {
        opacity: 0.9;
      }
      45% {
        opacity: 0.9;
      }
      60% {
        opacity: 0;
        stroke-dashoffset: -140;
      }
      100% {
        opacity: 0;
      }
    }

    footer .ping  {
      fill: none;
      stroke: var(--signal);
      stroke-width: 1.2;
      opacity: 0;
      transform-box: fill-box;
      transform-origin: center;
      animation: ping 4.5s ease-out infinite;
    }

    @keyframes ping {
      0% {
        opacity: 0.85;
        transform: scale(0.2);
      }
      60% {
        opacity: 0;
        transform: scale(3.2);
      }
      100% {
        opacity: 0;
        transform: scale(3.2);
      }
    }

    footer .wrap  {
      position: relative;
      max-width: 1180px;
      margin: 0 auto;
      padding: 88px 40px 0;
    }

    /* TOP: BRAND + NEWSLETTER */

    footer .top  {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      flex-wrap: wrap;
      gap: 40px;
      padding-bottom: 64px;
      border-bottom: 1px solid var(--wire);
    }

    footer .mark  {
      width: 220px;
      height: 80px;
      overflow: hidden;
      flex: 0 0 auto;
      align-items: center;
      background: transparent;
      font-family: 'Manrope', sans-serif;
      font-weight: 800;
      font-size: 15px;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      display: flex;
      align-items: baseline;
      gap: 2px;
    }

    footer .mark img  {
      display: block;
      width: 220px;
      height: 220px;
      flex: 0 0 auto;
      object-fit: cover;
      object-position: center 50%;
      transform: translateY(-58px);
      filter: url(#nextern-footer-white-mark);
    }

    footer .footer-logo-filters  {
      position: absolute;
      width: 0;
      height: 0;
      overflow: hidden;
    }

    footer .mark .dot  {
      color: var(--signal);
    }

    footer .signup  {
      max-width: 420px;
      width: 100%;
    }

    footer .signup h3  {
      font-weight: 600;
      font-size: 22px;
      line-height: 1.35;
      letter-spacing: -0.01em;
      margin-bottom: 18px;
      color: var(--bone);
    }

    footer .signup h3 span  {
      color: var(--stone);
    }

    footer .signup-form  {
      display: flex;
      border-bottom: 1px solid var(--stone);
      padding-bottom: 10px;
      gap: 16px;
      align-items: center;
    }

    footer .signup-form input  {
      flex: 1;
      min-width: 0;
      background: transparent;
      border: none;
      outline: none;
      color: var(--bone);
      font-family: 'DM Mono', monospace;
      font-size: 13px;
      letter-spacing: 0.02em;
    }

    footer .signup-form input::placeholder  {
      color: var(--stone);
    }

    footer .signup-form button  {
      background: none;
      border: none;
      color: var(--signal);
      font-family: 'DM Mono', monospace;
      font-size: 12px;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 8px;
      white-space: nowrap;
      transition: gap 0.25s ease, opacity 0.2s ease;
    }

    footer .signup-form button:hover  {
      gap: 12px;
      opacity: 0.85;
    }

    footer .signup-form button svg  {
      width: 14px;
      height: 14px;
      flex: none;
    }

    /* FOOTER LINKS */

    footer .cols  {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 32px;
      padding: 60px 0 56px;
      border-bottom: 1px solid var(--wire);
    }

    footer .col-label  {
      font-family: 'DM Mono', monospace;
      font-size: 11px;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--signal);
      margin-bottom: 22px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    footer .col-label::before  {
      content: '';
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--signal);
      flex: none;
    }

    footer .col ul  {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 13px;
    }

    footer .col a  {
      color: var(--bone);
      text-decoration: none;
      font-size: 14.5px;
      font-weight: 400;
      opacity: 0.82;
      position: relative;
      transition: opacity 0.2s ease, padding-left 0.2s ease;
    }

    footer .col a:hover  {
      opacity: 1;
      padding-left: 10px;
    }

    footer .col a:hover::before  {
      content: '';
      position: absolute;
      left: 0;
      top: 50%;
      width: 5px;
      height: 1px;
      background: var(--signal);
      transform: translateY(-50%);
    }

    /* BOTTOM BAR */

    footer .bottom  {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      padding: 26px 0;
      font-family: 'DM Mono', monospace;
      font-size: 11.5px;
      color: var(--stone);
      letter-spacing: 0.01em;
    }

    footer .bottom-links  {
      display: flex;
      flex-wrap: wrap;
      gap: 26px;
    }

    footer .bottom-links a  {
      color: var(--stone);
      text-decoration: none;
      transition: color 0.2s ease;
    }

    footer .bottom-links a:hover  {
      color: var(--bone);
    }

    /* RESPONSIVE */

    @media (max-width: 900px) {
      footer .wrap  {
        padding: 56px 24px 0;
      }

      footer .cols  {
        gap: 36px 24px;
      }

      footer .signal-field  {
        opacity: 0.55;
      }
    }

    @media (max-width: 560px) {
      footer .wrap  {
        padding: 48px 20px 0;
      }

      footer .top  {
        align-items: flex-start;
        gap: 34px;
        padding-bottom: 42px;
      }

      footer .signup h3  {
        font-size: 20px;
      }

      footer .cols  {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 32px 20px;
        padding: 42px 0;
      }

      footer .col a  {
        font-size: 13px;
      }

      footer .bottom  {
        align-items: flex-start;
        flex-direction: column;
        font-size: 10.5px;
        line-height: 1.8;
        padding: 22px 0;
      }

      footer .bottom-links  {
        gap: 20px;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      footer .edge.pulseline,
      footer .ping  {
        animation: none;
        opacity: 0;
      }

      footer .col a,
      footer .bottom-links a,
      footer .signup-form button  {
        transition: none;
      }
    }

    footer .signup-trap  {
      position: absolute !important;
      width: 1px !important;
      height: 1px !important;
      overflow: hidden !important;
      clip: rect(0, 0, 0, 0) !important;
      white-space: nowrap !important;
      clip-path: inset(50%) !important;
    }

    footer .signup-status  { min-height: 1.4em; margin-top: 10px; color: #53C78D; font-size: 14px; line-height: 1.4; }
    footer .signup-status.is-error  { color: #FF786D; }
    footer .signup-form button:disabled  { opacity: .65; cursor: wait; }