/* ═══════════════════════════════════════════════════════════
   BOTTOM NAV — premium dark style
   Только мобайл: показывается на экранах ≤ 768px
═══════════════════════════════════════════════════════════ */

.bnav { display: none }

@media (max-width: 768px) {

  .bnav {
    display: flex;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 8000;
    background: rgba(10,10,14,0.96);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-top: 1px solid rgba(255,255,255,0.07);
    box-shadow: 0 -4px 32px rgba(0,0,0,0.6);
    padding-bottom: env(safe-area-inset-bottom, 0);
    padding-left:   env(safe-area-inset-left,   0);
    padding-right:  env(safe-area-inset-right,  0);
  }

  .bni {
    flex: 1;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 4px; padding: 10px 4px 12px;
    background: none; border: none;
    border-top: 2px solid transparent;
    cursor: pointer; color: rgba(255,255,255,0.35);
    font-size: 10px; font-weight: 700;
    font-family: inherit; letter-spacing: .2px;
    line-height: 1; text-align: center; white-space: nowrap;
    position: relative;
    transition: color .18s, border-color .18s, background .18s;
    outline: none;
    -webkit-tap-highlight-color: transparent;
  }

  .bi {
    display: flex; align-items: center; justify-content: center;
    width: 28px; height: 28px;
    border-radius: 8px;
    transition: background .18s, transform .15s;
    font-size: 16px; position: relative;
  }

  .bi i, .bi span i {
    font-size: 16px; transition: transform .18s; display: block;
  }

  .bni:hover { color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.04) }

  .bni:hover .bi { background: rgba(255,255,255,0.05); transform: translateY(-1px) }

  .bni:active .bi { transform: scale(0.88) translateY(1px) }

  /* Активная вкладка */
  .bni.ac {
    color: var(--accent);
    border-top-color: var(--accent);
  }

  .bni.ac .bi {
    background: rgba(0,212,255,0.1);
  }

  .bni.ac .bi i,
  .bni.ac .bi span i {
    filter: drop-shadow(0 0 6px rgba(0,212,255,0.6));
    transform: translateY(-1px) scale(1.08);
  }

  /* Disabled состояние */
  .bni.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: all;
  }

  .bni.disabled:hover {
    color: rgba(255,255,255,0.35);
    background: none;
  }

  .bni.disabled:hover .bi {
    background: none;
    transform: none;
  }

  .coming-soon-badge-small {
    position: absolute;
    top: 6px;
    right: 4px;
    padding: 1px 4px;
    border-radius: 4px;
    background: linear-gradient(135deg, #c300ff, #8b00cc);
    color: #fff;
    font-size: 7px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    box-shadow: 0 1px 4px rgba(195, 0, 255, 0.4);
  }

  /* Отступ контента */
  .main, .chat {
    padding-bottom: calc(64px + env(safe-area-inset-bottom, 0));
  }


}

/* Компактный sidebar на совсем маленьких экранах */
@media (max-width: 400px) {
  .si {
    padding: 7px 8px;
    font-size: 12px;
  }

  .si .ic {
    width: 24px;
    height: 24px;
    border-radius: 6px;
  }

  .si .ic svg.lucide,
  .si .ic i[data-lucide] {
    width: 13px;
    height: 13px;
  }

  .st {
    padding: 8px 8px 3px;
    font-size: 9px;
  }
}