.od-wrap{
    background:
      radial-gradient(1000px 520px at 10% 10%, rgba(21,120,190,.10), transparent 60%),
      radial-gradient(900px 520px at 92% 14%, rgba(212,0,0,.08), transparent 60%),
      linear-gradient(180deg, #ffffff 0%, #f7f9ff 100%);
    padding: 18px 0 72px;
  }

  .od-topbar{
    display:flex; justify-content: space-between; align-items:center;
    gap:10px; flex-wrap: wrap; margin-bottom: 12px;
  }

  .od-card{
    border-radius: 22px;
    border: 1px solid rgba(0,0,0,.08);
    background: rgba(255,255,255,.92);
    box-shadow: 0 16px 44px rgba(0,0,0,.08);
    overflow: hidden;
  }

  .od-head{
    padding: 18px;
    background: linear-gradient(135deg, rgba(21,120,190,.10), rgba(212,0,0,.06), #ffffff);
    border-bottom: 1px solid rgba(0,0,0,.08);
    position: relative;
  }
  @media (min-width: 768px){ .od-head{ padding: 22px; } }

  .od-head::after{
    content:"";
    position:absolute; left:0; top:0; right:0;
    height: 4px;
    background: linear-gradient(90deg, rgba(21,120,190,.95), rgba(212,0,0,.75), rgba(4,64,124,.95));
  }

  .od-kicker{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(0,0,0,.10);
    background: rgba(0,0,0,.02);
    font-weight: 1000;
    font-size: .86rem;
    color: rgba(0,0,0,.72);
  }

  .od-title{
    margin: 12px 0 0;
    font-weight: 1000;
    letter-spacing: -.02em;
    color: var(--secondary-blue);
    line-height: 1.15;
  }
  .od-sub{
    margin: 6px 0 0;
    color: rgba(0,0,0,.65);
    max-width: 95ch;
  }

  .od-meta{
    margin-top: 12px;
    display:flex;
    gap:8px;
    flex-wrap: wrap;
    align-items: center;
  }

  .od-body{ padding: 14px; }
  @media (min-width: 768px){ .od-body{ padding: 18px 22px 22px; } }

  /* Tabs */
  .od-tabs{
    border-radius: 18px;
    border: 1px solid rgba(0,0,0,.10);
    background: rgba(255,255,255,.92);
    box-shadow: 0 12px 28px rgba(0,0,0,.06);
    overflow: hidden;
  }

  .od-tabs .nav{
    padding: 10px;
    gap: 8px;
    border-bottom: 1px solid rgba(0,0,0,.08);
    background: linear-gradient(135deg, rgba(21,120,190,.06), rgba(212,0,0,.04), #fff);
    /* If you have a fixed navbar, you can keep this sticky */
    position: sticky;
    top: 0;
    z-index: 5;
  }

  .od-tabs .nav-link{
    border-radius: 999px;
    font-weight: 1000;
    border: 1px solid rgba(0,0,0,.10);
    color: rgba(0,0,0,.75);
    background: rgba(0,0,0,.02);
    white-space: nowrap;
  }
  .od-tabs .nav-link:hover{
    background: rgba(21,120,190,.06);
    border-color: rgba(21,120,190,.18);
  }
  .od-tabs .nav-link.active{
    background: linear-gradient(135deg, rgba(21,120,190,.18), rgba(212,0,0,.10));
    border-color: rgba(21,120,190,.26);
    color: rgba(6,30,55,.95);
    box-shadow: 0 10px 22px rgba(21,120,190,.10);
  }

  .od-tabs .tab-pane{ padding: 14px; }
  @media(min-width:768px){ .od-tabs .tab-pane{ padding: 16px; } }

  .od-section-title{
    font-size: .78rem;
    font-weight: 1000;
    letter-spacing: .10em;
    text-transform: uppercase;
    color: rgba(0,0,0,.58);
    margin: 2px 0 10px;
    display:flex;
    align-items:center;
    gap:8px;
  }

  .od-box{
    border-radius: 16px;
    border: 1px solid rgba(0,0,0,.10);
    background:#fff;
    box-shadow: 0 10px 22px rgba(0,0,0,.05);
    padding: 12px 12px;
    line-height: 1.65;
    color: rgba(0,0,0,.82);
    white-space: pre-wrap;
  }

  .od-title-list{
    display:grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }
  @media(min-width: 768px){
    .od-title-list{ grid-template-columns: 1fr 1fr; }
  }
  .od-title-item{
    border-radius: 16px;
    border: 1px solid rgba(0,0,0,.10);
    background:#fff;
    box-shadow: 0 10px 22px rgba(0,0,0,.05);
    padding: 10px 12px;
  }
  .od-title-item .tline{ font-weight: 1000; color: rgba(0,0,0,.88); }
  .od-title-item .tdesc{
    margin-top: 4px;
    color: rgba(0,0,0,.62);
    font-size: .92rem;
    white-space: pre-wrap;
  }
  .od-path-badge{
  margin-top: 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,.10);
  background: linear-gradient(135deg, rgba(21,120,190,.08), rgba(212,0,0,.05), #fff);
  box-shadow: 0 10px 22px rgba(0,0,0,.05);
  font-weight: 900;
  color: rgba(0,0,0,.75);
  flex-wrap: wrap;
}

.od-path-badge .node{
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.od-path-badge .lvl{
  font-size: .72rem;
  font-weight: 1000;
  color: rgba(4,64,124,.9);
}

.od-path-badge .txt{
  font-weight: 1000;
  color: rgba(0,0,0,.88);
}

.od-path-badge .sep{
  opacity: .55;
  margin: 0 2px;
}

/* optional hover if clickable */
.od-path-badge a{
  color: inherit;
  text-decoration: none;
}
.od-path-badge a:hover .txt{
  color: var(--secondary-blue);
}
.node-text{
  font-size: 12px !important;
}