.drb-system-panel-section {
    position: relative;
    padding: clamp(90px, 10vw, 170px) 24px;
    background:
      radial-gradient(circle at 78% 10%, rgba(143, 123, 255, 0.13), transparent 34%),
      radial-gradient(circle at 18% 84%, rgba(78, 160, 255, 0.10), transparent 34%),
      linear-gradient(180deg, #030407 0%, #070811 100%);
    color: #f7f5f1;
    overflow: hidden;
  }

  .drb-system-panel-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
    background-size: 76px 76px;
    mask-image: radial-gradient(circle at 50% 45%, black 0%, transparent 76%);
    opacity: 0.32;
    pointer-events: none;
  }

  .drb-system-panel-shell {
    position: relative;
    z-index: 1;
    width: min(1340px, 100%);
    margin: 0 auto;
  }

  .drb-system-panel-header {
    max-width: 1340px;
    margin-bottom: clamp(38px, 5vw, 72px);
  }

  .drb-system-headrow {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: clamp(24px, 4vw, 80px);
    flex-wrap: wrap;
  }

  .drb-system-headsub .kw { color: inherit; }

  .drb-system-kicker {
    margin: 0 0 18px;
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 12px;
    line-height: 1;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--violet);
    font-weight: 500;
  }

  .drb-system-panel-header h2 {
    margin: 0;
    flex: 1 1 480px;
    max-width: 760px;
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: clamp(38px, 5.2vw, 78px);
    font-weight: 380;
    line-height: 1.01;
    letter-spacing: -0.035em;
    color: #fff;
    text-wrap: balance;
  }

  .drb-system-panel-header .drb-system-headsub {
    flex: 0 1 460px;
    margin: 0;
    text-align: right;
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: rgba(247, 245, 241, 0.62);
    font-size: clamp(17px, 1.3vw, 22px);
    font-weight: 380;
    line-height: 1.45;
    letter-spacing: -0.01em;
  }

  @media (max-width: 880px) {
    .drb-system-panel-header .drb-system-headsub { flex-basis: 100%; text-align: left; margin-top: 8px; }
  }

  .drb-system-panel {
    --panel-pad: clamp(28px, 4vw, 52px);
    --right-pad: clamp(72px, 6vw, 104px);
    --right-zone-left: 66%;

    position: relative;
    min-height: clamp(620px, 58vw, 760px);
    border-radius: 34px;
    overflow: hidden;
    isolation: isolate;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: #030407;
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.10),
      0 38px 140px rgba(0, 0, 0, 0.56);
  }

  .drb-system-panel:focus {
    outline: none;
  }

  .drb-system-panel::before {
    content: "";
    position: absolute;
    inset: 0;
    padding: 1px;
    border-radius: inherit;
    background: linear-gradient(
      120deg,
      rgba(138, 232, 255, 0.20),
      rgba(143, 123, 255, 0.34),
      rgba(255, 201, 131, 0.22),
      rgba(255, 255, 255, 0.08)
    );
    mask:
      linear-gradient(#000 0 0) content-box,
      linear-gradient(#000 0 0);
    mask-composite: exclude;
    -webkit-mask:
      linear-gradient(#000 0 0) content-box,
      linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    pointer-events: none;
    z-index: 8;
    opacity: 0.9;
  }

  .drb-system-bg-video {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.035);
    filter: saturate(1.08) brightness(1.08) contrast(1.04);
    transition:
      opacity 620ms ease,
      transform 1100ms cubic-bezier(.2, .8, .2, 1),
      filter 900ms ease;
  }

  .drb-system-bg-video.is-active {
    opacity: 1;
    transform: scale(1);
    filter: saturate(1.18) brightness(1.12) contrast(1.06);
  }

  .drb-system-panel-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
      linear-gradient(
        90deg,
        rgba(3, 4, 7, 0.12) 0%,
        rgba(3, 4, 7, 0.04) 48%,
        rgba(3, 4, 7, 0.24) 100%
      ),
      linear-gradient(
        180deg,
        rgba(3, 4, 7, 0.14) 0%,
        rgba(3, 4, 7, 0.04) 48%,
        rgba(3, 4, 7, 0.26) 100%
      );
    pointer-events: none;
  }

  .drb-system-panel-vignette {
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
      radial-gradient(
        circle at 38% 48%,
        transparent 0%,
        rgba(0, 0, 0, 0.045) 56%,
        rgba(0, 0, 0, 0.34) 100%
      );
    pointer-events: none;
  }

  .drb-system-phase-menu {
    position: absolute;
    z-index: 5;
    top: 24px;
    left: 24px;
    right: auto;
    max-width: calc(100% - 48px);
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
    padding-bottom: 4px;
  }

  .drb-system-phase-menu::-webkit-scrollbar {
    display: none;
  }

  .drb-system-phase-tab {
    appearance: none;
    border: 1px solid rgba(255, 255, 255, 0.11);
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012)),
      rgba(3, 4, 7, 0.34);
    color: rgba(247, 245, 241, 0.56);
    border-radius: 999px;
    min-height: 38px;
    padding: 0 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 12px;
    font-weight: 430;
    line-height: 1;
    cursor: pointer;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.06),
      0 10px 28px rgba(0, 0, 0, 0.22);
    transition:
      color 240ms ease,
      background 240ms ease,
      border-color 240ms ease,
      box-shadow 240ms ease,
      transform 240ms cubic-bezier(.2, .8, .2, 1);
  }

  .drb-system-phase-tab span {
    color: rgba(247, 245, 241, 0.38);
    font-size: 10px;
    letter-spacing: 0.08em;
  }

  .drb-system-phase-tab:hover {
    color: rgba(255, 255, 255, 0.92);
    border-color: rgba(255, 255, 255, 0.20);
    transform: translateY(-1px);
  }

  .drb-system-phase-tab.is-active {
    color: #fff;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.03)),
      #8f7bff;
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.16),
      0 0 0 1px rgba(255, 255, 255, 0.06),
      0 0 32px rgba(143, 123, 255, 0.40),
      0 18px 54px rgba(76, 58, 190, 0.32);
  }

  .drb-system-phase-tab.is-active span {
    color: rgba(255, 255, 255, 0.74);
  }

  .drb-system-count {
    position: absolute;
    z-index: 5;
    top: clamp(90px, 8vw, 122px);
    left: var(--panel-pad);
    margin: 0;
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 13px;
    font-weight: 430;
    line-height: 1;
    letter-spacing: 0.18em;
    color: #8f7bff;
    text-shadow: 0 0 24px rgba(143, 123, 255, 0.45);
    opacity: 0;
    transform: translateY(10px);
    filter: blur(12px);
    transition:
      opacity 480ms ease 60ms,
      transform 620ms cubic-bezier(.2, .8, .2, 1) 60ms,
      filter 620ms ease 60ms;
  }

  .drb-system-count.is-active {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }

  .drb-system-content {
    position: absolute;
    z-index: 5;
    top: clamp(96px, 9vw, 136px);
    left: var(--right-zone-left);
    right: var(--right-pad);
    width: auto;
    max-width: none;
    text-align: right;
  }

  .drb-system-copy {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    opacity: 0;
    transform: translateY(18px);
    filter: blur(14px);
    transition:
      opacity 560ms ease 120ms,
      transform 720ms cubic-bezier(.2, .8, .2, 1) 120ms,
      filter 720ms ease 120ms;
  }

  .drb-system-copy.is-active {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }

  .drb-system-copy h3 {
    margin: 0;
    max-width: 100%;
    color: #fff;
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: clamp(44px, 4vw, 72px);
    font-weight: 380;
    line-height: 1.02;
    letter-spacing: -0.018em;
    text-align: right;
    text-wrap: balance;
    overflow-wrap: normal;
    word-break: normal;
    text-shadow: 0 20px 70px rgba(0, 0, 0, 0.52);
  }

  .drb-system-copy.is-long-title h3 {
    font-size: clamp(34px, 3vw, 54px);
    letter-spacing: -0.01em;
    line-height: 1.04;
  }

  .drb-system-subtitle {
    max-width: 100%;
    margin: 18px 0 0;
    color: rgba(255, 255, 255, 0.82);
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: clamp(17px, 1.2vw, 21px);
    font-weight: 340;
    line-height: 1.28;
    letter-spacing: 0.005em;
    text-align: right;
    text-wrap: balance;
  }

  .drb-system-subtitle span,
  .drb-system-glass-card span {
    color: inherit;
    text-shadow: none;
  }

  .drb-system-glass-card {
    position: absolute;
    z-index: 5;
    left: var(--right-zone-left);
    right: var(--right-pad);
    bottom: var(--panel-pad);
    width: auto;
    min-height: 92px;
    max-height: 34%;
    overflow: auto;
    padding: 22px 24px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background:
      linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.055),
        rgba(255, 255, 255, 0.018)
      ),
      rgba(8, 10, 18, 0.10);
    backdrop-filter: blur(38px) saturate(1.45);
    -webkit-backdrop-filter: blur(38px) saturate(1.45);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.14),
      inset 0 -1px 0 rgba(255, 255, 255, 0.035),
      0 28px 80px rgba(0, 0, 0, 0.22);
    opacity: 0;
    transform: translateY(18px);
    filter: blur(14px);
    transition:
      opacity 560ms ease 280ms,
      transform 760ms cubic-bezier(.2, .8, .2, 1) 280ms,
      filter 760ms ease 280ms;
  }

  .drb-system-glass-card.is-active {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }

  .drb-system-glass-card p {
    margin: 0;
    color: rgba(247, 245, 241, 0.80);
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 15.5px;
    font-weight: 340;
    line-height: 1.58;
    letter-spacing: 0.002em;
    text-align: right;
  }

  .drb-system-controls {
    position: absolute;
    z-index: 6;
    left: var(--panel-pad);
    bottom: var(--panel-pad);
    display: flex;
    gap: 10px;
  }

  .drb-system-arrow {
    appearance: none;
    width: 52px;
    height: 52px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background:
      radial-gradient(circle at 32% 18%, rgba(255, 255, 255, 0.13), transparent 34%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.018)),
      rgba(7, 9, 16, 0.36);
    color: rgba(247, 245, 241, 0.66);
    font-family: "Aeonik", Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 23px;
    font-weight: 360;
    line-height: 1;
    display: grid;
    place-items: center;
    cursor: pointer;
    backdrop-filter: blur(22px) saturate(1.15);
    -webkit-backdrop-filter: blur(22px) saturate(1.15);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.09),
      inset 0 -14px 24px rgba(255, 255, 255, 0.025),
      0 18px 44px rgba(0, 0, 0, 0.36);
    transition:
      color 220ms ease,
      border-color 220ms ease,
      background 220ms ease,
      box-shadow 220ms ease,
      transform 220ms cubic-bezier(.2, .8, .2, 1);
  }

  .drb-system-arrow:hover {
    color: #fff;
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.24);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.14),
      0 0 28px rgba(143, 123, 255, 0.18),
      0 22px 58px rgba(0, 0, 0, 0.48);
  }

  .drb-system-arrow:active {
    transform: translateY(0) scale(0.94);
  }

  .drb-system-arrow:focus-visible,
  .drb-system-phase-tab:focus-visible {
    outline: 2px solid rgba(143, 123, 255, 0.8);
    outline-offset: 3px;
  }

  @media (min-width: 1181px) {
    .drb-system-content {
      left: 66%;
      right: clamp(72px, 6vw, 104px);
    }

    .drb-system-glass-card {
      left: 66%;
      right: clamp(72px, 6vw, 104px);
    }

    .drb-system-copy h3 {
      font-size: clamp(44px, 3.65vw, 68px);
    }

    .drb-system-copy.is-long-title h3 {
      font-size: clamp(32px, 2.8vw, 50px);
    }
  }

  @media (max-width: 1180px) {
    .drb-system-panel {
      --right-zone-left: 64%;
      --right-pad: 44px;
    }

    .drb-system-copy h3 {
      font-size: clamp(44px, 4.1vw, 72px);
    }

    .drb-system-copy.is-long-title h3 {
      font-size: clamp(34px, 3.2vw, 56px);
    }

    .drb-system-subtitle {
      font-size: clamp(17px, 1.25vw, 21px);
    }
  }

  @media (max-width: 1020px) {
    .drb-system-panel {
      --panel-pad: 24px;
      --right-pad: 24px;
      --right-zone-left: 24px;
      min-height: 760px;
    }

    .drb-system-count {
      top: 88px;
      left: 24px;
    }

    .drb-system-content {
      top: auto;
      left: 24px;
      right: 24px;
      bottom: 276px;
      width: auto;
      text-align: left;
    }

    .drb-system-copy {
      align-items: flex-start;
    }

    .drb-system-copy h3,
    .drb-system-copy.is-long-title h3,
    .drb-system-subtitle {
      max-width: 680px;
      text-align: left;
    }

    .drb-system-glass-card {
      left: 24px;
      right: 24px;
      bottom: 104px;
      width: auto;
      min-height: auto;
      max-height: none;
    }

    .drb-system-glass-card p {
      text-align: left;
    }

    .drb-system-controls {
      left: 24px;
      bottom: 28px;
    }
  }

  @media (max-width: 680px) {
    .drb-system-panel-section {
      padding: 72px 16px;
    }

    .drb-system-panel {
      --panel-pad: 18px;
      --right-pad: 18px;
      min-height: 720px;
      border-radius: 24px;
    }

    .drb-system-phase-menu {
      top: 16px;
      left: 16px;
      right: 16px;
      max-width: calc(100% - 32px);
    }

    .drb-system-phase-tab {
      min-height: 36px;
      padding: 0 12px;
      font-size: 11px;
    }

    .drb-system-count {
      top: 76px;
      left: 18px;
    }

    .drb-system-content {
      left: 18px;
      right: 18px;
      bottom: 278px;
    }

    .drb-system-copy h3,
    .drb-system-copy.is-long-title h3 {
      font-size: clamp(38px, 12vw, 56px);
    }

    .drb-system-subtitle {
      font-size: 19px;
    }

    .drb-system-glass-card {
      left: 18px;
      right: 18px;
      bottom: 94px;
      width: auto;
      min-height: auto;
      padding: 20px;
      border-radius: 20px;
    }

    .drb-system-glass-card p {
      font-size: 15px;
      line-height: 1.58;
      text-align: left;
    }

    .drb-system-controls {
      left: 18px;
      bottom: 22px;
    }

    .drb-system-arrow {
      width: 48px;
      height: 48px;
      border-radius: 15px;
    }
  }

  /* Móvil: overlay negro + vídeo justificado a la izquierda */
  @media (max-width: 768px) {
    .drb-system-bg-video {
      object-position: left center;
    }

    .drb-system-panel-overlay {
      background: rgba(3, 4, 7, .55);
    }
  }

  @media (prefers-reduced-motion: reduce) {
    .drb-system-bg-video,
    .drb-system-copy,
    .drb-system-count,
    .drb-system-glass-card,
    .drb-system-arrow,
    .drb-system-phase-tab {
      transition: none !important;
      filter: none !important;
    }
  }