/* ── LAYOUT ── */
.unt-main { max-width: 1060px; margin: 0 auto; padding: 24px 24px 60px; }

.unt-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  align-items: start;
}

/* ── SIDEBAR ── */
.unt-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: sticky;
  top: 20px;
}

.unt-cat-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  background: transparent;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  text-align: left;
  font-family: var(--font-sans);
  transition: all .12s;
  width: 100%;
}

.unt-cat-btn:hover {
  background: var(--bg-muted);
  color: var(--text);
}

.unt-cat-btn.active {
  background: var(--bg-card);
  border-color: var(--border);
  color: var(--text);
  font-weight: 500;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}

.unt-cat-icon { font-size: 16px; flex-shrink: 0; }
.unt-cat-label { flex: 1; }
.unt-cat-count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-hint);
  background: var(--bg-muted);
  border-radius: 99px;
  padding: 1px 6px;
}

/* ── INPUT CARD ── */
.unt-input-card { margin-bottom: 12px; padding: 20px; }

.unt-input-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.unt-input {
  flex: 1;
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -.02em;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-family: var(--font-mono);
  min-width: 0;
}

/* ── CUSTOM UNIT PICKER ── */
.unt-unit-picker {
  position: relative;
  flex-shrink: 0;
}

.unt-unit-picker__btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px 8px 14px;
  background: var(--bg-muted);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  font-family: var(--font-sans);
  color: var(--text);
  white-space: nowrap;
  transition: all .15s;
  min-width: 0;
}

.unt-unit-picker__btn:hover,
.unt-unit-picker.open .unt-unit-picker__btn {
  border-color: var(--text);
  background: var(--bg-card);
  box-shadow: 0 2px 8px rgba(0,0,0,.07);
}

.unt-unit-picker__sym {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  background: var(--accent);
  padding: 2px 8px;
  border-radius: 6px;
  line-height: 1.4;
}

.unt-unit-picker__name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  max-width: 130px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.unt-unit-picker__arrow {
  color: var(--text-hint);
  flex-shrink: 0;
  transition: transform .2s;
}
.unt-unit-picker.open .unt-unit-picker__arrow {
  transform: rotate(180deg);
}

/* Dropdown menu */
.unt-unit-picker__menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 28px rgba(0,0,0,.12);
  z-index: 300;
  min-width: 220px;
  max-height: 320px;
  overflow-y: auto;
  padding: 4px;
}

.unt-unit-picker.open .unt-unit-picker__menu {
  display: block;
  animation: dropIn .15s ease;
}

@keyframes dropIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.unt-picker-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .1s;
}

.unt-picker-option:hover {
  background: var(--bg-muted);
}

.unt-picker-option.active {
  background: var(--accent);
}

.unt-picker-option__sym {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  background: var(--bg-muted);
  padding: 2px 7px;
  border-radius: 5px;
  min-width: 42px;
  text-align: center;
  flex-shrink: 0;
}

.unt-picker-option.active .unt-picker-option__sym {
  background: rgba(0,0,0,.1);
}

.unt-picker-option__name {
  font-size: 13px;
  color: var(--text-muted);
  flex: 1;
}

.unt-picker-option.active .unt-picker-option__name {
  color: var(--text);
  font-weight: 500;
}

.unt-category-title {
  font-size: 12px;
  color: var(--text-hint);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ── RESULTS GRID ── */
.unt-results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.unt-result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  cursor: pointer;
  transition: all .12s;
  position: relative;
  user-select: none;
}

.unt-result-card:hover {
  border-color: var(--border-strong);
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
}

.unt-result-card.active {
  border-color: var(--text);
  background: var(--bg-card);
}

.unt-result-card.active::after {
  content: '✎';
  position: absolute;
  top: 8px;
  right: 10px;
  font-size: 11px;
  color: var(--text-hint);
}

.unt-result__unit {
  font-size: 11px;
  color: var(--text-hint);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 4px;
}

.unt-result__name {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
  line-height: 1.3;
}

.unt-result__value {
  font-size: 18px;
  font-weight: 500;
  color: var(--text);
  font-family: var(--font-mono);
  letter-spacing: -.01em;
  word-break: break-all;
}

.unt-result__copy {
  display: none;
  position: absolute;
  bottom: 8px;
  right: 10px;
  font-size: 10px;
  color: var(--text-hint);
  font-family: var(--font-mono);
}

.unt-result-card:hover .unt-result__copy { display: block; }

/* ── STATS ── */
.unt-stats-card { padding: 16px 20px; }
.unt-stats-bars { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.unt-stats-row { display: flex; align-items: center; gap: 8px; }
.unt-stats-cat { font-size: 12px; color: var(--text-muted); min-width: 140px; }
.unt-stats-bar-wrap { flex: 1; height: 5px; background: var(--bg-muted); border-radius: 99px; overflow: hidden; }
.unt-stats-bar { height: 100%; background: var(--accent); border-radius: 99px; transition: width .4s; }
.unt-stats-pct { min-width: 28px; text-align: right; }

/* ── LANG SWITCHER (shared style) ── */
.lang-switcher { position: relative; }
.lang-current { display:flex;align-items:center;gap:5px;padding:5px 10px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);font-size:12px;font-weight:500;color:var(--text);cursor:pointer;transition:border-color .15s;font-family:var(--font-sans); }
.lang-current:hover { border-color:var(--border-strong); }
.lang-flag { display:inline-flex;align-items:center;line-height:1; }
.lang-code { font-family:var(--font-mono);font-size:11px;color:var(--text-muted); }
.lang-menu { display:none;position:absolute;top:calc(100% + 6px);right:0;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:0 8px 24px rgba(0,0,0,.10);z-index:200;padding:6px;width:210px;max-height:340px;overflow-y:auto; }
.lang-menu.open { display:block; }
.lang-option { display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius);font-size:13px;color:var(--text);cursor:pointer;transition:background .12s;text-decoration:none; }
.lang-option:hover { background:var(--bg-muted); }
.lang-option.active { background:var(--accent);color:var(--text);font-weight:500; }

/* ── TOAST ── */
.unt-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--text);
  color: var(--bg);
  padding: 8px 18px;
  border-radius: 99px;
  font-size: 13px;
  font-family: var(--font-mono);
  opacity: 0;
  transition: all .2s;
  pointer-events: none;
  z-index: 999;
}
.unt-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 720px) {
  .unt-layout { grid-template-columns: 1fr; }
  .unt-sidebar { flex-direction: row; flex-wrap: wrap; position: static; gap: 4px; }
  .unt-cat-btn { width: auto; padding: 6px 10px; font-size: 12px; }
  .unt-cat-label { display: none; }
  .unt-cat-icon { font-size: 18px; }
  .unt-cat-btn.active .unt-cat-label { display: block; }
  .unt-input { font-size: 24px; }
  .unt-results { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .unt-main { padding: 16px 14px 40px; }
}