:root{
  --dwi-bg-tl: #3e1633;
  --dwi-bg-mid: #a83669;
  --dwi-bg-br: #e4735c;
}

body { 
    margin: 0; color: #fff; font-family: sans-serif; 
    min-height: 100vh; overflow-x: hidden;
    background-color: #3d1530;
}

/* Статичный градиент */
.bg-gradient { 
    position: fixed; inset: 0; z-index: -2; 
    background: linear-gradient(135deg, var(--dwi-bg-tl) 0%, var(--dwi-bg-mid) 50%, var(--dwi-bg-br) 100%);
}

#bgNet { position: fixed; inset: 0; z-index: -1; width: 100vw; height: 100vh; opacity: .4; }

.masthead { padding: 40px 0; text-align: center; }
.logo { width: 160px; }

.blocksWrap { padding: 0 20px; display: flex; flex-direction: column; gap: 20px; }

.dwiBlock {
  width: 100%;
  height: 90px;
  background: rgba(255, 255, 255, 0.08); 
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0 30px;
  clip-path: polygon(15px 0%, 100% 0%, calc(100% - 15px) 100%, 0% 100%);
  text-align: left;
  cursor: pointer;
  color: #fff;
}
.dwiBlock__title { font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.dwiBlock__desc { font-size: 13px; color: #ddd; }

/* Flat Tabbar - Высота 100px */
.flat-tabbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px; 
    display: flex;
    background: rgba(0, 0, 0, 0.6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 100;
}
.flat-tab {
    flex: 1;
    border: none;
    background: none;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border-right: 1px solid rgba(255,255,255,0.1);
}
.flat-tab:last-child { border-right: none; }
.flat-tab.tab--active { background: rgba(255, 255, 255, 0.1); }