:root{
  --bg0: #0b1220;
  --bg1: #0f1a2e;
  --card: rgba(255,255,255,.06);
  --card2: rgba(255,255,255,.08);
  --stroke: rgba(255,255,255,.10);
  --stroke2: rgba(255,255,255,.14);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.68);

  --accent: #7cc5ff;
  --accentSoft: rgba(124,197,255,.15);

  --radius: 18px;
  --radius2: 14px;

  --topbarH: 62px;
  --sideW: 420px; /* default, overridden by JS */
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 800px at 30% 10%, var(--bg1), var(--bg0));
  color: var(--text);
  overflow: hidden;
}

/* ---- Topbar ---- */
.topbar{
  height: var(--topbarH);
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--stroke);
  background: rgba(0,0,0,.25);
  backdrop-filter: blur(8px);
}
.brand{
  display:flex;
  align-items:center;
  gap: 10px;
}
.brand-title{
  font-weight: 800;
  letter-spacing: .2px;
  font-size: 18px;
}
.topbar-right{
  display:flex;
  align-items:center;
  gap: 10px;
}

.select{
  background: rgba(255,255,255,.06);
  border: 1px solid var(--stroke);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 12px;
  outline: none;
}
.select:focus{
  border-color: rgba(124,197,255,.45);
  box-shadow: 0 0 0 3px rgba(124,197,255,.12);
}

.btn{
  background: rgba(255,255,255,.08);
  border: 1px solid var(--stroke);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 12px;
  cursor:pointer;
  user-select:none;
}
.btn:hover{ background: rgba(255,255,255,.11); }
.small-btn{ padding: 7px 10px; border-radius: 11px; font-size: 12px; }
.ai-toggle{ padding: 8px 10px; }

/* ---- Layout: main + splitter + sidebar ---- */
.layout{
  height: calc(100vh - var(--topbarH));
  width: 100%;
  display:flex;
  padding: 14px;
  gap: 0;
  max-width: 1600px;
  margin: 0 auto;
}

.main{
  flex: 1 1 auto;
  min-width: 520px;
  display:flex;
  flex-direction:column;
  gap: 10px;
}

.sidebar{
  width: var(--sideW);
  min-width: 320px;
  max-width: 60vw;
  flex: 0 0 auto;
  display:flex;
  flex-direction:column;
  gap: 10px;
}

.splitter{
  width: 10px;
  margin: 0 10px;
  flex: 0 0 auto;
  cursor: col-resize;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--stroke);
}
.splitter:hover{ background: rgba(255,255,255,.10); }

/* ---- Main area ---- */
.title{
  font-size: 14px;
  color: var(--muted);
  padding: 0 2px;
}

.tabs{
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
  padding-bottom: 2px;
}

.tab{
  display:flex;
  align-items:center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--stroke);
  cursor:pointer;
}
.tab.active{
  background: var(--accentSoft);
  border-color: rgba(124,197,255,.35);
}
.tab .x{
  opacity:.8;
  font-weight: 700;
  padding: 0 6px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
}
.tab .x:hover{ background: rgba(255,255,255,.08); }

.content{
  flex: 1 1 auto;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  overflow: auto;
  padding: 10px;
}

.empty{
  color: var(--muted);
  padding: 12px;
}

.verses{
  display:flex;
  flex-direction:column;
  gap: 10px;
}

.verse{
  display:flex;
  align-items:flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius2);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
  cursor:pointer;
}
.verse:hover{ background: rgba(255,255,255,.06); }
.verse.selected{
  background: var(--accentSoft);
  border-color: rgba(124,197,255,.35);
}
.vnum{
  width: 34px;
  flex: 0 0 auto;
  color: rgba(255,255,255,.78);
  font-weight: 700;
  text-align:right;
  padding-top: 1px;
}
.vtext{
  flex: 1 1 auto;
  line-height: 1.35;
  color: rgba(255,255,255,.92);
}
.xref-btn{
  margin-left: 10px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.08);
  color: var(--text);
  border-radius: 999px;
  width: 22px;
  height: 22px;
  cursor:pointer;
}
.xref-btn:hover{ background: rgba(255,255,255,.12); }

.passage h2{
  margin: 6px 0 10px;
  font-size: 16px;
}
.passage pre{
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.35;
  color: rgba(255,255,255,.92);
}

/* ---- Sidebar ---- */
.side-tabs{
  display:flex;
  gap: 8px;
}
.side-tab{
  flex: 1 1 auto;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.06);
  color: var(--text);
  cursor:pointer;
}
.side-tab.active{
  background: var(--accentSoft);
  border-color: rgba(124,197,255,.35);
}

.side-panels{
  flex: 1 1 auto;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  overflow:hidden;
  display:flex;
  flex-direction:column;
}

.side-panel{
  height: 100%;
  display:flex;
  flex-direction:column;
}
.hidden{ display:none !important; }

.side-sub{
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.82);
  font-weight: 700;
  font-size: 13px;
}

.side-body{
  flex: 1 1 auto;
  overflow: auto;
  padding: 12px;
}

/* ---- Xrefs ---- */
.xref-item{
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius2);
  padding: 10px;
  margin-bottom: 10px;
}
.xref-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  margin-bottom: 8px;
}
.xref-link{
  color: var(--accent);
  text-decoration:none;
  font-weight: 800;
}
.xref-link:hover{ text-decoration:underline; }
.xref-votes{ color: var(--muted); font-size: 12px; }
.xref-actions{
  display:flex;
  gap: 8px;
}
.preview{
  margin-top: 10px;
  padding: 10px;
  border-radius: 12px;
  background: rgba(0,0,0,.20);
  border: 1px solid rgba(255,255,255,.08);
  white-space: pre-wrap;
  line-height: 1.35;
  color: rgba(255,255,255,.88);
}

/* ---- Comments ---- */
.comm-subbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.comm-subbar .side-sub{ padding: 0; border: 0; }

.comm-lang{
  display:flex;
  gap: 8px;
}
.comm-lang-btn.active{
  background: var(--accentSoft);
  border-color: rgba(124,197,255,.35);
}

.comm-item{
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius2);
  padding: 12px;
  margin-bottom: 10px;
}
.comm-head{
  display:flex;
  justify-content:space-between;
  gap: 10px;
  margin-bottom: 8px;
}
.comm-author{
  font-weight: 900;
  letter-spacing: .2px;
}
.comm-work{
  color: var(--muted);
  font-size: 12px;
  text-align:right;
}
.comm-text{
  white-space: pre-wrap;
  line-height: 1.35;
  color: rgba(255,255,255,.92);
}
.comm-actions{
  margin-top: 6px;
  display:flex;
  justify-content:flex-end;
}

/* ---- Notes ---- */
.notes-wrap{
  display:flex;
  flex-direction:column;
  height: 100%;
}
.notes-text{
  flex: 1 1 auto;
  width: 100%;
  background: rgba(0,0,0,.20);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  padding: 12px;
  color: var(--text);
  outline:none;
  resize: none;
  margin: 12px;
  margin-top: 10px;
}
.notes-text:focus{
  border-color: rgba(124,197,255,.45);
  box-shadow: 0 0 0 3px rgba(124,197,255,.10);
}
.notes-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding: 0 12px 12px;
}
.notes-status{ color: var(--muted); font-size: 12px; }

/* ---- AI panel ---- */
.ai-panel{
  position: fixed;
  right: 18px;
  top: calc(var(--topbarH) + 14px);
  width: 380px;
  height: 440px;
  background: rgba(10,16,28,.92);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 60px rgba(0,0,0,.35);
  display:flex;
  flex-direction:column;
  overflow:hidden;
  z-index: 50;
  resize: both;
}
.ai-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 10px 10px 10px 12px;
  border-bottom: 1px solid rgba(255,255,255,.10);
}
.ai-title{ font-weight: 900; font-size: 13px; color: rgba(255,255,255,.92); }

.ai-messages{
  flex: 1 1 auto;
  overflow:auto;
  padding: 10px;
  display:flex;
  flex-direction:column;
  gap: 10px;
}
.ai-msg{
  padding: 10px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.05);
  white-space: pre-wrap;
  line-height: 1.35;
}
.ai-msg.user{
  background: rgba(124,197,255,.10);
  border-color: rgba(124,197,255,.22);
}
.ai-msg.assistant{
  background: rgba(255,255,255,.05);
}
.ai-results{
  margin-top: 10px;
  display:flex;
  flex-direction:column;
  gap: 8px;
}
.ai-chip{
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
  border-radius: 14px;
  padding: 10px;
  cursor:pointer;
  display:flex;
  flex-direction:column;
  gap: 6px;
}
.ai-chip:hover{ background: rgba(0,0,0,.26); }
.ai-chip .ref{ color: var(--accent); font-weight: 900; }
.ai-chip .snip{ color: rgba(255,255,255,.85); font-size: 12px; }

.ai-form{
  display:flex;
  gap: 8px;
  padding: 10px;
  border-top: 1px solid rgba(255,255,255,.10);
}
.ai-input{
  flex: 1 1 auto;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--text);
  outline:none;
}
.ai-input:focus{
  border-color: rgba(124,197,255,.45);
  box-shadow: 0 0 0 3px rgba(124,197,255,.10);
}

/* Accessibility helper */
.sr-only{
  position:absolute !important;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0);
  white-space:nowrap; border:0;
}
.ai-scope{
  max-width: 210px;
  margin-right: 8px;
  padding: 10px 10px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.25);
  color: inherit;
}