/* ===== Buffy palette (tunable) ===== */
:root{
  --bg:            #0a0b12;   /* midnight indigo */
  --bg-2:          #0e1020;   /* panel base */
  --bg-3:          #13142a;   /* darker panel */
  --surface:       #191b33;   /* table header / inputs */
  --border:        #2a2d46;   /* cool gray-purple */
  --text:          #e9ecf3;   /* moonlit white */
  --muted:         #99a1b3;   /* mist */
  --lavender:      #b9a6ff;   /* soft accent */
  --indigo:        #7aa0ff;   /* focus accent */
  --violet:        #8b5cf6;   /* button accent */
  --moon:          #f4efc2;   /* pale moon yellow (for highlights/glow) */
  --red-fang:      #b13a3a;   /* tiny 'fang' accent only */
}

*{ box-sizing: border-box; margin:0; padding:0; }

body{
  font-family: ui-sans-serif, system-ui, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  height: 100vh;
  overflow: hidden;
  background:
    radial-gradient(1600px 800px at 85% -20%, rgba(244,239,194,0.08) 0%, rgba(244,239,194,0.03) 35%, transparent 60%),
    radial-gradient(800px 600px at 15% 120%, rgba(139,92,246,0.12) 0%, transparent 60%),
    linear-gradient(180deg, #0a0b12 0%, #0b0d18 40%, #0a1222 100%);
}

.container{ height:100vh; display:flex; flex-direction:column; }

.search-header{
  padding: 16px 20px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  box-shadow: inset 0 -1px 0 rgba(255,255,255,0.02);
}

.slayer-search-wrap{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-bottom:12px;
}

.slayer-search-title{
  font-weight:800;
  letter-spacing:0.4px;
  color: var(--moon);
  text-shadow: 0 0 12px rgba(244,239,194,0.12);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height:1.1;
}

.slayer-search-subtitle{
  color: var(--lavender);
  font-weight:600;
  letter-spacing:0.3px;
  font-size: clamp(12px, 1.6vw, 14px);
  opacity: .9;
}

.incantation{
  font-style: italic;
  color: var(--muted);
  font-size: 12px;
  line-height:1.35;
  text-shadow: 0 0 8px rgba(139,92,246,0.10);
}

.incantation .cite{
  font-style: normal;
  text-transform: none;
  color: #aab2c7;
  margin-left: 6px;
}

@media (max-width: 768px){
  .incantation{ display:none; }
}

.search-box{ display:flex; gap:10px; align-items:center; }

.search-input{
  flex:1;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 14px;
  caret-color: var(--lavender);
  transition: border-color .15s, box-shadow .15s, background-color .15s;
}
.search-input::placeholder{ color: #8891a6; }
.search-input:focus{
  outline: none;
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px rgba(122,160,255,0.15), 0 0 18px rgba(244,239,194,0.08) inset;
  background: #1c1f3a;
}

.search-btn{
  padding: 12px 20px;
  background: linear-gradient(180deg, #6f79ff 0%, var(--violet) 100%);
  color: white;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.2px;
  transition: transform .06s ease, filter .15s ease, box-shadow .15s ease;
  box-shadow: 0 6px 18px rgba(139,92,246,0.2);
}
.search-btn:hover{ filter: brightness(1.07); }
.search-btn:active{ transform: translateY(1px); }
.search-btn:disabled{
  background: #2a2e4a;
  color: #9aa1b8;
  cursor: not-allowed;
  box-shadow: none;
}

.content{ flex:1; display:flex; overflow:hidden; }

.results-panel{
  width:60%;
  background: transparent;
  overflow:auto;
  border-right: 1px solid var(--border);
}
.file-panel{
  width:40%;
  background: var(--bg-2);
  overflow:auto;
}

.results-table{ 
  width:100%; 
  border-collapse:collapse; 
}

.results-table th{
  background: var(--surface);
  padding: 12px;
  text-align: left;
  font-weight: 700;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
  color: var(--lavender);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.results-table td{
  padding: 12px;
  border-bottom: 1px solid rgba(42,45,70,0.7);
  vertical-align: top;
}

.result-row{
  cursor: pointer;
  transition: background-color 0.12s ease, box-shadow .12s ease;
}
.result-row:hover{
  background: rgba(122,160,255,0.05);
}
.result-row.selected{
  background: rgba(185,166,255,0.08);
  border-left: 3px solid var(--lavender);
  box-shadow: inset 2px 0 0 -1px var(--red-fang);
}

.similarity{
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, monospace;
  font-size: 12px;
  color: var(--muted);
}
.filename{
  color: var(--indigo);
  font-weight: 600;
  text-shadow: 0 0 8px rgba(122,160,255,0.15);
}

.chunk-preview{
  max-width: 300px;
  white-space: pre-wrap;
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, monospace;
  font-size: 12px;
  line-height: 1.45;
  color: #cfd6e6;
  overflow: hidden;
  text-overflow: ellipsis;
  max-height: 100px;
}

.file-content{
  padding: 20px;
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, monospace;
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
  color: #d7def0;
  background:
    linear-gradient(180deg, transparent, rgba(122,160,255,0.02));
}

.file-header{
  padding: 15px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  color: var(--lavender);
  letter-spacing: 0.3px;
}

.highlight{
  background: rgba(244,239,194,0.14);
  border-radius: 4px;
  padding: 0 3px;
  box-shadow: inset 0 0 0 1px rgba(244,239,194,0.18);
}

.loading, .empty-state{
  text-align: center;
  padding: 40px;
  color: var(--muted);
}

.spinner{
  display:inline-block;
  width:16px; height:16px;
  border: 2px solid var(--border);
  border-radius:50%;
  border-top-color: var(--indigo);
  animation: spin 1s ease-in-out infinite;
  margin-right:8px;
}

@keyframes spin { to { transform: rotate(360deg); } }

*{
  scrollbar-width: thin;
  scrollbar-color: #3a3f63 transparent;
}
*::-webkit-scrollbar{ height:10px; width:10px; }
*::-webkit-scrollbar-thumb{
  background: #3a3f63; border-radius: 10px;
  border: 2px solid transparent; background-clip: padding-box;
}
*::-webkit-scrollbar-track{ background: transparent; }

/* ===== Tips Section ===== */
.tips-section{
  margin-top: 8px;
}

.tips-toggle{
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color .15s ease;
  font-family: inherit;
}
.tips-toggle:hover{
  color: var(--lavender);
}

.toggle-icon{
  display: inline-block;
  font-size: 10px;
  transition: transform .2s ease;
  color: var(--indigo);
}
.tips-toggle.expanded .toggle-icon{
  transform: rotate(90deg);
}

.toggle-text{
  font-weight: 500;
}

.tips-content{
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, opacity .2s ease;
  opacity: 0;
}
.tips-content.expanded{
  max-height: 500px;
  opacity: 1;
  margin-top: 8px;
}

.tips-list{
  list-style: none;
  padding: 12px 16px;
  background: rgba(25,27,51,0.4);
  border-left: 2px solid var(--indigo);
  border-radius: 6px;
  font-size: 13px;
  line-height: 1.5;
}

.tips-list li{
  margin-bottom: 10px;
  color: var(--text);
}
.tips-list li:last-child{
  margin-bottom: 0;
}

.tips-list strong{
  color: var(--lavender);
  font-weight: 600;
}

.tip-example{
  display: block;
  margin-top: 4px;
  margin-left: 12px;
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, monospace;
  font-size: 12px;
  color: #b0b8cc;
  opacity: 0.9;
}

/* Advanced section styles */
.advanced-list{
  border-left-color: var(--violet);
  background: rgba(139,92,246,0.06);
}

.tip-example-note{
  display: block;
  margin-top: 3px;
  margin-left: 12px;
  font-size: 11px;
  color: var(--indigo);
  font-style: italic;
}

/* ===== Mobile Responsive Styles ===== */
/* Apply mobile styles when:
   1. Viewport is narrow AND device has touch capability, OR
   2. Viewport is very narrow (actual phone size) regardless of device type */
@media (max-width: 768px) and (any-pointer: coarse), (max-width: 480px) {
  /* Prevent body scroll on mobile */
  body {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100vh;
    /* Ensure background persists */
    background:
      radial-gradient(1600px 800px at 85% -20%, rgba(244,239,194,0.08) 0%, rgba(244,239,194,0.03) 35%, transparent 60%),
      radial-gradient(800px 600px at 15% 120%, rgba(139,92,246,0.12) 0%, transparent 60%),
      linear-gradient(180deg, #0a0b12 0%, #0b0d18 40%, #0a1222 100%);
  }
  
  .container {
    height: 100vh;
    overflow: hidden;
    background: transparent;
  }
  
  /* Fix search header at top */
  .search-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 12px 16px;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
  }
  
  /* Content area below fixed header */
  .content {
    position: fixed;
    top: 200px; /* Approximate header height when collapsed */
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    overflow: hidden;
  }
  
  /* Convert table to card layout on mobile */
  .results-table {
    display: block;
    height: 100%;
    padding: 50px 0;
  }
  
  .results-table thead {
    display: none; /* Hide table header */
  }
  
  .results-table tbody {
    display: block;
  }
  
  .result-row {
    display: block;
    margin: 12px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: rgba(25,27,51,0.5) !important; /* Darker card background */
    border-bottom: 1px solid var(--border) !important;
  }
  
  .result-row:first-child {
    margin-top: 0;
  }
  
  .result-row:last-child {
    margin-bottom: 0;
  }
  
  .result-row.selected {
    border: 2px solid var(--lavender) !important;
    background: rgba(185,166,255,0.12) !important; /* Slightly more visible */
    box-shadow: 0 4px 12px rgba(185,166,255,0.2);
  }
  
  .results-table td {
    display: block;
    padding: 6px 0;
    border: none;
  }
  
  /* Add labels and style each field */
  .results-table td:nth-child(1) {
    font-size: 13px;
    color: var(--muted);
    font-weight: 600;
  }
  
  .results-table td:nth-child(1)::before {
    content: "Result #";
    color: var(--lavender);
    font-weight: 700;
    margin-right: 4px;
  }
  
  .results-table td:nth-child(2) {
    margin-top: 2px;
  }
  
  .results-table td:nth-child(2)::before {
    content: "Score: ";
    color: var(--lavender);
    font-weight: 600;
    font-family: ui-sans-serif, system-ui, "Segoe UI", Arial, sans-serif;
  }
  
  .results-table td:nth-child(3) {
    margin-top: 8px;
    margin-bottom: 8px;
  }
  
  .results-table td:nth-child(4) {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(42,45,70,0.5);
  }
  
  .chunk-preview {
    max-width: 100%;
    max-height: none;
    font-size: 13px;
    line-height: 1.5;
    color: #d7def0;
  }
  
  .filename {
    font-size: 15px;
    color: var(--indigo); /* Maintain blue color */
  }
  
  .similarity {
    color: var(--muted); /* Maintain muted color for scores */
  }
  
  /* Two independently scrollable panels, 50% each */
  .results-panel {
    width: 100%;
    height: 50%;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    border-right: none;
    border-bottom: 1px solid var(--border);
    background-color: var(--bg);
    scroll-padding-top: 0; 
  }
  
  .file-panel {
    width: 100%;
    height: 50%;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    background-color: var(--bg-2);
  }
  
  /* Make file content more readable on mobile */
  .file-content {
    font-size: 14px;
    line-height: 1.7;
    padding: 16px;
    padding-bottom: 40px;
  }
  
  /* Ensure empty states display properly */
  .empty-state {
    padding: 40px 16px;
    text-align: center;
  }
  
  .file-header {
    font-size: 13px;
    padding: 12px 16px;
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
  }
  
  /* Stack search box vertically */
  .search-box {
    flex-direction: column;
    gap: 8px;
  }
  
  .search-input,
  .search-btn {
    width: 100%;
  }
  
  .search-btn {
    padding: 14px 20px;
  }
  
  /* Compact spacing for tips sections */
  .tips-section {
    margin-top: 6px;
  }
}