:root {
  --bg-light: #f2f2f2;
  --bg-white: #ffffff;
  --ink: #1d1616;
  --ink-soft: #4c3a37;
  --line: #d8d2d1;
  --accent: #3a2722;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Manrope', sans-serif;
  color: var(--ink);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

.bg-brand {
  background: linear-gradient(90deg, #f0f0f0 0%, #f0f0f0 48%, #ffffff 48%, #ffffff 100%);
}

.bg-split {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 75% 30%, rgba(0, 0, 0, 0.08), transparent 35%),
    linear-gradient(90deg, transparent 49.8%, rgba(0, 0, 0, 0.08) 50%, transparent 50.2%);
  z-index: -1;
}

.topbar {
  border-bottom: 1px solid var(--line);
  padding: 1.1rem 0;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(2px);
}

.tools-tabbar {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(2px);
  padding: 0.55rem 0;
}

.brand {
  letter-spacing: 0.35rem;
  font-size: 0.8rem;
  color: #8b8280;
}

.sidebar {
  border-right: 1px solid var(--line);
  min-height: calc(100vh - 72px);
}

.sidebar .nav-link {
  color: var(--ink-soft);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08rem;
  padding: 0.6rem 0.2rem;
}

.sidebar .nav-link.active,
.sidebar .nav-link:hover {
  color: #000;
  text-decoration: line-through;
}

.page-title {
  font-weight: 800;
  letter-spacing: 0.08rem;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
}

.panel {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(1px);
  border-radius: 0;
  padding: 1.2rem;
}

.stat-card {
  border: 1px solid var(--line);
  background: #fff;
  padding: 1rem;
  min-height: 120px;
}

.stat-card .label {
  text-transform: uppercase;
  color: #7f6f6b;
  font-size: 0.74rem;
  letter-spacing: 0.06rem;
}

.stat-card .value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--ink);
}

table {
  font-size: 0.92rem;
}

.table thead th {
  border-bottom: 1px solid #b8adab;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.04rem;
  color: #5c4d49;
}

.badge-soft {
  border: 1px solid #c4b9b6;
  color: #3e2f2c;
  background: #f4f1f0;
}

.login-wrap {
  min-height: calc(100vh - 10px);
  display: grid;
  place-items: center;
}

.login-panel {
  width: min(460px, 94%);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
  padding: 2rem;
}

.btn-black {
  background: #191919;
  color: #fff;
  border-radius: 0;
  border: 1px solid #191919;
}

.btn-black:hover {
  background: #000;
  color: #fff;
}

.btn-outline-dark,
.form-control,
.form-select,
.alert,
.card {
  border-radius: 0 !important;
}

.import-switcher {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  border-bottom: 1px solid var(--line);
  padding: 0.1rem 0 0.45rem;
  margin: 0;
}

.import-switcher__kicker {
  color: #6f625f;
  font-style: italic;
  font-size: 0.95rem;
  padding-right: 0.25rem;
}

.import-switcher__item {
  color: #5a4d4a;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.09rem;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 0.22rem 0;
  position: relative;
}

.import-switcher__item:hover {
  color: #1f1715;
}

.import-switcher__item.is-active {
  color: #1f1715;
  text-decoration: line-through;
  text-decoration-thickness: 1.5px;
}

.import-switcher__item::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.47rem;
  width: 0;
  height: 1px;
  background: #2f2320;
  transition: width 180ms ease;
}

.import-switcher__item:hover::after,
.import-switcher__item.is-active::after {
  width: 100%;
}

.centra-tool-card {
  border: 1px solid var(--line);
  background: #fff;
  padding: 1rem;
}

.centra-tool-card__label {
  color: #7f6f6b;
  text-transform: uppercase;
  letter-spacing: 0.08rem;
  font-size: 0.72rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

@media (max-width: 991px) {
  .sidebar {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    margin-bottom: 1rem;
  }

  .import-switcher {
    flex-wrap: wrap;
    gap: 0.8rem 1rem;
    padding-bottom: 0.55rem;
  }
}