.shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
  background: var(--color-app-bg);
}

.sb {
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sb-logo {
  font-size: var(--fs-18);
  font-weight: var(--fw-600);
  letter-spacing: 0.02em;
  color: var(--color-text-primary);
  margin-bottom: 2px;
}

.sb-sub {
  font-size: var(--fs-12);
  color: var(--color-text-tertiary);
  margin-bottom: 14px;
}

.sb-item {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 11px;
  border-radius: var(--radius-10);
  font-size: var(--fs-13);
  font-weight: var(--fw-500);
  color: var(--color-text-secondary);
  cursor: pointer;
  user-select: none;
  transition: background-color var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}

.sb-item:hover {
  background: var(--color-hover);
  color: var(--color-text-primary);
}

.sb-item.on {
  background: var(--color-accent-900);
  color: #fff;
  font-weight: var(--fw-600);
}

.sb-dot {
  width: 16px;
  height: 16px;
  border-radius: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.88;
  flex-shrink: 0;
}

.sb-item.on .sb-dot {
  opacity: 1;
}

.sb-icon {
  width: 16px;
  height: 16px;
  filter: grayscale(1) brightness(0.58);
  transition: filter var(--motion-fast) var(--ease-standard), opacity var(--motion-fast) var(--ease-standard);
}

.sb-item:hover .sb-icon {
  filter: grayscale(1) brightness(0.38);
}

.sb-item.on .sb-icon {
  filter: brightness(0) invert(1);
}

.sb-hr {
  height: 1px;
  background: var(--color-border);
  margin: 10px 0;
}

.sb-foot {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}

.sb-name {
  font-size: var(--fs-13);
  font-weight: var(--fw-600);
  color: var(--color-text-primary);
}

.sb-role {
  font-size: var(--fs-11);
  color: var(--color-text-tertiary);
}

.sb-btns {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}

.sb-btn {
  flex: 1;
  height: 30px;
  font-size: var(--fs-11);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-8);
  background: var(--color-surface-soft);
  color: var(--color-text-secondary);
  cursor: pointer;
}

.sb-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.main {
  min-width: 0;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ph,
.ph-left {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--sp-12);
}

.ph h1,
.ph-left h1 {
  font-size: var(--fs-20);
  line-height: var(--lh-24);
  font-weight: var(--fw-600);
  color: var(--color-text-primary);
}

.ph p,
.ph-left p {
  margin-top: 2px;
  font-size: var(--fs-13);
  line-height: var(--lh-20);
  color: var(--color-text-secondary);
}

.ph-actions {
  display: flex;
  gap: 8px;
}

.g2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.g3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.g13 { display: grid; grid-template-columns: 1fr 340px; gap: 14px; }
.g21 { display: grid; grid-template-columns: 1fr 1.1fr; gap: 14px; }
.layout-aset { display: grid; grid-template-columns: 1fr 330px; gap: 14px; align-items: start; }

.mobile-nav-toggle {
  display: none;
}

@media (max-width: 1023px) {
  .shell {
    grid-template-columns: 78px 1fr;
  }

  .sb-sub,
  .sb-item span,
  .sb-name,
  .sb-role,
  .sb-btns {
    display: none;
  }

  .sb-item {
    justify-content: center;
    padding: 0;
  }

  .kpis {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .g3,
  .g13,
  .g21,
  .layout-aset {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sb {
    display: none;
  }

  .mobile-nav-toggle {
    display: none;
  }

  .main {
    padding: 16px;
  }

  .ph,
  .ph-left {
    flex-direction: column;
    align-items: flex-start;
  }

  .ph-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tbl-wrap {
    overflow-x: auto;
  }
}