/* Nepali Unicode Converter (scoped) */
.nuc{
  /* Theme bridge: use OKhabar CSS variables when available, otherwise fall back */
  --nuc-primary: var(--ok-primary, #1a5276);
  --nuc-primary-dark: var(--ok-primary-dark, #0e3a56);
  --nuc-primary-light: var(--ok-primary-light, #2980b9);
  --nuc-accent: var(--ok-accent, #e74c3c);
  --nuc-accent-hover: var(--ok-accent-hover, #d63031);

  --nuc-text: var(--ok-text, #1a1a1a);
  --nuc-text-body: var(--ok-text-body, #333333);
  --nuc-text-meta: var(--ok-text-meta, #666666);
  --nuc-text-light: var(--ok-text-light, #999999);

  --nuc-bg: var(--ok-bg-card, #ffffff);
  --nuc-bg-2: var(--ok-bg, #ffffff);
  --nuc-bg-3: var(--ok-bg-body, #f5f5f5);
  --nuc-border: var(--ok-border, #e0e0e0);

  --nuc-radius: var(--ok-card-radius, 10px);
  --nuc-shadow: var(--ok-shadow-sm, 0 1px 3px rgba(0,0,0,0.08));
  --nuc-transition: var(--ok-transition, 0.2s ease);

  /* Internal tokens (keep existing CSS working) */
  --bg: var(--nuc-bg);
  --bg2: var(--nuc-bg-2);
  --bg3: var(--nuc-bg-3);
  --bg4: var(--nuc-bg-3);
  --accent: var(--nuc-accent);
  --accent2: var(--nuc-accent-hover);
  --gold: var(--nuc-primary);
  --green:#34d399;
  --blue: var(--nuc-primary-light);
  --text: var(--nuc-text);
  --text2: var(--nuc-text-meta);
  --text3: var(--nuc-text-light);
  --border: var(--nuc-border);
  --code-bg: var(--nuc-bg-3);

  background: var(--nuc-bg);
  color: var(--nuc-text-body);
  border: 1px solid var(--nuc-border);
  border-radius: var(--nuc-radius);
  overflow: hidden;
  box-shadow: var(--nuc-shadow);
}

.nuc, .nuc *{ box-sizing:border-box; }

.nuc a{ color: var(--accent2); text-decoration: none; }
.nuc a:hover{ text-decoration: underline; }

/* Header */
/* Layout */
.nuc-wrap{ padding: 1.4rem; }

/* Tabs */
.nuc-tabs{
  display:flex;
  gap:2px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--nuc-radius);
  padding: 3px;
  margin-bottom: 1.4rem;
  overflow-x:auto;
}
.nuc-tabs button{
  flex:1;
  min-width: 0;
  padding: 0.6rem 1rem;
  background: none;
  border: none;
  color: var(--text2);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: calc(var(--nuc-radius) - 2px);
  transition: all 0.15s;
  white-space: nowrap;
}
.nuc-tabs button:hover{ color: var(--text); background: var(--bg3); }
.nuc-tabs button.is-active{ background: var(--accent); color: #fff; }

.nuc-panel{ display:none; }
.nuc-panel.is-active{ display:block; }

/* Converter UI */
.nuc-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-bottom: 1.2rem;
}
@media(max-width:768px){
  .nuc-grid{ grid-template-columns: 1fr; }
}

.nuc-box{
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--nuc-radius);
  overflow: hidden;
}
.nuc-box-head{
  padding: 0.7rem 1.1rem;
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text2);
}
.nuc-dot{
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: nuc-blink 2s infinite;
}
@keyframes nuc-blink{ 0%,100%{opacity:1} 50%{opacity:0.3} }

.nuc-textarea{
  width: 100%;
  min-height: 230px;
  padding: 1.1rem;
  background: #fff;
  border: none;
  color: var(--nuc-text-body);
  font: inherit;
  font-size: 1rem;
  line-height: 1.8;
  resize: vertical;
  outline: none;
}
.nuc-textarea::placeholder{ color: var(--text3); }
.nuc-textarea.nuc-out{
  font-family: inherit, "Noto Sans Devanagari", "Nirmala UI", "Mangal", sans-serif;
  font-size: 1.12rem;
  color: var(--nuc-primary);
}

.nuc-actions{
  display:flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
}

.nuc-btn{
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg2);
  color: var(--text2);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.12s;
}
.nuc-btn:hover{ border-color: var(--accent); color: var(--accent); }
.nuc-btn-primary{
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.nuc-btn-primary:hover{ background: #cf4128; color:#fff; }

.nuc-toggle{
  display:flex;
  align-items:center;
  gap: 0.45rem;
  font-size: 0.8rem;
  color: var(--text2);
  cursor: pointer;
  user-select:none;
}
.nuc-toggle input{ accent-color: var(--accent); }

/* Map tables */
.nuc-section-title{
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 0.2rem;
}
.nuc-section-sub{
  color: var(--text2);
  font-size: 0.85rem;
  margin: 0 0 1.1rem;
  line-height: 1.6;
}

.nuc-tbl-wrap{
  overflow-x:auto;
  border: 1px solid var(--border);
  border-radius: var(--nuc-radius);
  margin-bottom: 1.2rem;
}
.nuc-table{ width: 100%; border-collapse: collapse; font-size: 0.82rem; }
.nuc-table th{
  background: var(--bg3);
  padding: 0.6rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--text2);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}
.nuc-table td{
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--border);
}
.nuc-table td.nuc-dev{
  font-family: inherit, "Noto Sans Devanagari", "Nirmala UI", "Mangal", sans-serif;
  color: var(--gold);
  font-size: 1.1rem;
}
.nuc-table tr:last-child td{ border-bottom: none; }
.nuc-table code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.85em;
  color: var(--blue);
}

/* Footer */
.nuc-footer{
  margin-top: 1.8rem;
  padding: 1.0rem 0 0;
  border-top: 1px solid var(--border);
  color: var(--text3);
  font-size: 0.75rem;
  text-align: center;
}

/* Preeti → Unicode (screenshot layout) */
.nuc-preeti-simple{
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

.nuc-preeti-simple-wrap{
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 10px 6px;
  overflow: hidden;
}

.nuc-preeti-label{
  font-size: 18px;
  font-weight: 500;
  color: #111;
  margin: 2px 2px 8px;
}

.nuc-preeti-ta{
  width: 100%;
  min-height: 220px;
  resize: vertical;
  padding: 10px 12px;
  border: 1px solid #808080;
  border-radius: 2px;
  outline: none;
  font-size: 16px;
  line-height: 1.6;
  background: #fff;
  color: #111;
}

.nuc-preeti-inp{
  font-family: Preeti, "Times New Roman", serif;
}

.nuc-preeti-out{
  font-family: inherit, "Noto Sans Devanagari", "Nirmala UI", "Mangal", sans-serif;
}

.nuc-preeti-bar{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 12px;
  background: #f2f2f2;
  border-left: 1px solid #808080;
  border-right: 1px solid #808080;
  border-top: 1px solid #808080;
  border-bottom: 1px solid #808080;
  padding: 6px 10px;
  margin-top: -1px;
  font-size: 16px;
  color: #111;
}

.nuc-preeti-bar-left{
  flex: 1;
  min-width: 0;
}

.nuc-preeti-bar-right{
  white-space: nowrap;
}

.nuc-preeti-tip{
  margin-top: 8px;
  padding: 0 2px 2px;
  font-size: 13px;
  color: #666;
}

/* Preeti bar mobile fix: prevent left label from collapsing into vertical letters */
.nuc-preeti-bar-left{
  word-break: normal;
  overflow-wrap: break-word;
}

@media (max-width: 640px){
  .nuc-preeti-bar{
    flex-direction: column;
    align-items: flex-start;
  }
  .nuc-preeti-bar-right{
    white-space: normal;
  }
}