:root {
  /* Modern Dark Theme - Clean & Sleek */
  --bg: #09090b;       /* zinc-950 */
  --bg2: #18181b;      /* zinc-900 */
  --bgc: #18181b;      /* zinc-900 */
  --bgh: #27272a;      /* zinc-800 */
  --gold: #10b981;     /* emerald-500 (Changing "gold" to a trustworthy green/teal for finance) */
  --goldl: #34d399;    /* emerald-400 */
  --goldd: #047857;    /* emerald-700 */
  --t1: #f4f4f5;       /* zinc-50 */
  --t2: #a1a1aa;       /* zinc-400 */
  --t3: #71717a;       /* zinc-500 */
  --bd: #27272a;       /* zinc-800 */
  --bdl: #3f3f46;      /* zinc-700 */
  
  --green: #10b981;    /* emerald-500 */
  --red: #ef4444;      /* red-500 */
  --blue: #3b82f6;     /* blue-500 */
  --orange: #f59e0b;   /* amber-500 */
  --purple: #8b5cf6;   /* violet-500 */
  --teal: #14b8a6;     /* teal-500 */
  
  --ibg: #09090b;      /* zinc-950 */
  --ibd: #27272a;      /* zinc-800 */
  --ifocus: #10b981;   /* emerald-500 */
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 15px; scroll-behavior: smooth; }
body { 
  font-family: 'Pretendard', 'Noto Sans KR', sans-serif; 
  background: var(--bg); 
  color: var(--t1); 
  min-height: 100vh; 
  line-height: 1.6; 
  -webkit-font-smoothing: antialiased;
}

/* Beautiful Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bdl); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--t3); }

/* Header - Glassmorphism */
.hdr { 
  background: rgba(9, 9, 11, 0.8); 
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bd); 
  padding: 12px 20px; 
  display: flex; 
  align-items: center; 
  gap: 12px; 
  position: sticky; 
  top: 0; 
  z-index: 300; 
  box-shadow: 0 4px 24px rgba(0,0,0,0.4); 
  flex-wrap: wrap; 
}
.hdr-logo { font-size: 20px; font-weight: 800; color: var(--goldl); letter-spacing: -0.5px; }
.hdr-sub { color: var(--t2); font-size: 12px; margin-top: 2px;}
.hdr-r { margin-left: auto; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* Inputs & Selects */
.ai-sel, .ai-key, .fi, .fs, .hi { 
  background: var(--bg2); 
  border: 1px solid var(--bdl); 
  border-radius: var(--radius-sm); 
  color: var(--t1); 
  padding: 10px 14px; 
  font-size: 14px; 
  font-family: inherit; 
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1); 
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}
.ai-key { width: 180px; font-family: 'JetBrains Mono', monospace; }
.ai-sel:hover, .ai-key:hover, .fi:hover, .fs:hover, .hi:hover {
  border-color: var(--t3);
}
.ai-sel:focus, .ai-key:focus, .fi:focus, .fs:focus, .hi:focus { 
  outline: none; 
  border-color: var(--ifocus); 
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15); 
  background: var(--ibg);
}
.fi.mono, .hi.r { font-family: 'JetBrains Mono', monospace; text-align: right; }

/* Tabs - Segmented Control Style */
.tabs { 
  background: rgba(9, 9, 11, 0.85); 
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bd); 
  padding: 8px 20px; 
  display: flex; 
  overflow-x: auto; 
  position: sticky; 
  top: 65px; 
  z-index: 250; 
  gap: 4px;
}
.tab { 
  padding: 10px 16px; 
  background: transparent; 
  border: none; 
  border-radius: var(--radius-sm);
  color: var(--t2); 
  cursor: pointer; 
  font-size: 14px; 
  font-weight: 600;
  font-family: inherit; 
  white-space: nowrap; 
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1); 
}
.tab:hover { color: var(--t1); background: rgba(255,255,255,0.05); }
.tab.on { color: var(--goldl); background: rgba(16, 185, 129, 0.1); box-shadow: inset 0 0 0 1px rgba(16, 185, 129, 0.2); }

/* Main Container */
.main { padding: 24px 20px; max-width: 1400px; margin: 0 auto; }
.panel { display: none; animation: fadeIn 0.3s ease; }
.panel.on { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Cards */
.card, .acct-card, .li-card, .sc { 
  background: var(--bgc); 
  border: 1px solid var(--bd); 
  border-radius: var(--radius-md); 
  padding: 20px; 
  margin-bottom: 16px; 
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.card:hover, .acct-card:hover { border-color: var(--bdl); transform: translateY(-2px); box-shadow: 0 8px 16px -4px rgba(0, 0, 0, 0.2); }
.acct-card { padding: 0; overflow: hidden; }
.acct-hdr { padding: 16px 20px; display: flex; align-items: center; gap: 12px; cursor: pointer; }
.acct-hdr:hover { background: rgba(255,255,255,0.03); }
.abody { padding: 20px; display: none; border-top: 1px solid var(--bd); background: rgba(0,0,0,0.2); }
.abody.open { display: block; }

/* Typography inside cards */
.ctitle { font-size: 16px; font-weight: 700; color: var(--t1); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.ctitle::before { content: ''; display: inline-block; width: 4px; height: 16px; background: var(--gold); border-radius: 2px; }

/* Grid Layouts */
.g2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.g3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.g4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.sgrids { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin-bottom: 16px; }

/* Form Rows */
.frow { margin-bottom: 12px; }
.fl { display: block; font-size: 13px; color: var(--t2); margin-bottom: 6px; font-weight: 500; }
.ka { font-size: 12px; color: var(--goldl); margin-top: 4px; min-height: 18px; font-weight: 500;}
.hint { font-size: 12px; color: var(--t3); margin-top: 4px; line-height: 1.4; }

/* Controls */
input[type=checkbox] { accent-color: var(--gold); width: 16px; height: 16px; cursor: pointer; vertical-align: middle; border-radius: 4px; }
input[type=range] { accent-color: var(--gold); width: 100%; height: 6px; border-radius: 3px; background: var(--bd); outline: none; -webkit-appearance: none; }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 16px; height: 16px; border-radius: 50%; background: var(--gold); cursor: pointer; box-shadow: 0 0 10px rgba(16, 185, 129, 0.4); }

/* Buttons */
.btn { 
  padding: 8px 16px; 
  border-radius: var(--radius-sm); 
  border: none; 
  cursor: pointer; 
  font-size: 14px; 
  font-family: inherit; 
  font-weight: 600; 
  transition: all 0.2s ease; 
  display: inline-flex; 
  align-items: center; 
  justify-content: center;
  gap: 6px; 
}
.btn:active { transform: scale(0.98); }
.btn-gold { background: var(--gold); color: #fff; box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3); }
.btn-gold:hover { background: var(--goldl); box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4); transform: translateY(-1px); }
.btn-sec { background: var(--bg2); color: var(--t1); border: 1px solid var(--bdl); }
.btn-sec:hover { background: var(--bgh); border-color: var(--t3); }
.btn-green { background: rgba(16, 185, 129, 0.15); color: var(--green); border: 1px solid rgba(16, 185, 129, 0.3); }
.btn-green:hover { background: rgba(16, 185, 129, 0.25); }
.btn-red { background: rgba(239, 68, 68, 0.15); color: var(--red); border: 1px solid rgba(239, 68, 68, 0.3); }
.btn-red:hover { background: rgba(239, 68, 68, 0.25); }
.btn-blue { background: rgba(59, 130, 246, 0.15); color: var(--blue); border: 1px solid rgba(59, 130, 246, 0.3); }
.btn-blue:hover { background: rgba(59, 130, 246, 0.25); }
.btn-purple { background: rgba(139, 92, 246, 0.15); color: var(--purple); border: 1px solid rgba(139, 92, 246, 0.3); }
.btn-purple:hover { background: rgba(139, 92, 246, 0.25); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-xs { padding: 4px 8px; font-size: 11px; }
.btn-lg { padding: 12px 24px; font-size: 15px; border-radius: var(--radius-md); }

/* Alerts */
.al { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 13.5px; line-height: 1.6; display: flex; gap: 8px; flex-direction: column;}
.al-i { background: rgba(59, 130, 246, 0.1); border: 1px solid rgba(59, 130, 246, 0.2); color: #93c5fd; }
.al-w { background: rgba(245, 158, 11, 0.1); border: 1px solid rgba(245, 158, 11, 0.2); color: #fcd34d; }
.al-s { background: rgba(16, 185, 129, 0.1); border: 1px solid rgba(16, 185, 129, 0.2); color: #6ee7b7; }
.al-e { background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.2); color: #fca5a5; }

/* Scorecards */
.sc { padding: 16px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.sl { font-size: 12px; color: var(--t2); margin-bottom: 4px; font-weight: 500; }
.sv { font-family: 'JetBrains Mono', monospace; font-size: 18px; font-weight: 800; color: var(--t1); }
.sv.pos { color: var(--green); }
.sv.neg { color: var(--red); }
.ss { font-size: 11px; color: var(--t3); margin-top: 4px; }

/* Tables */
.ht, .st { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13px; }
.ht th, .st th { background: var(--bg2); color: var(--t2); padding: 10px 12px; text-align: left; font-size: 12px; font-weight: 600; border-bottom: 1px solid var(--bd); position: sticky; top: 0; z-index: 10;}
.ht th:first-child, .st th:first-child { border-top-left-radius: var(--radius-sm); }
.ht th:last-child, .st th:last-child { border-top-right-radius: var(--radius-sm); }
.ht th.r, .ht td.r, .st th.r, .st td.r { text-align: right; }
.ht td, .st td { padding: 10px 12px; border-bottom: 1px solid var(--bd); vertical-align: middle; font-family: 'JetBrains Mono', monospace; }
.ht tr:last-child td, .st tr:last-child td { border-bottom: none; }
.ht tr:hover td, .st tr:hover td { background: rgba(255,255,255,0.02); }

/* Sim Table Specific */
.sim-wrap { overflow: auto; max-height: 600px; border-radius: var(--radius-md); border: 1px solid var(--bd); background: var(--bgc); }
.sim-wrap.fs { position: fixed; inset: 0; z-index: 500; max-height: 100vh; border-radius: 0; background: var(--bg); padding: 20px; }
.st th.tl, .st td.tl { text-align: left; font-family: inherit; }
.st th.tc, .st td.tc { text-align: center; }
.st tr.retired td { background: rgba(16, 185, 129, 0.03); color: var(--t2); }
.st tr.ev-r td { background: rgba(16, 185, 129, 0.08) !important; border-top: 1px solid rgba(16, 185, 129, 0.2) !important; }
.tcol { color: var(--goldl); font-weight: 700; font-size: 14px;}
.divcol { color: var(--teal); }

/* Tags */
.badge { font-size: 11px; background: var(--bdl); color: var(--t1); padding: 2px 8px; border-radius: 12px; font-weight: 600; }
.ev-tag { display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 4px; margin: 2px; background: rgba(16, 185, 129, 0.1); border: 1px solid rgba(16, 185, 129, 0.2); color: var(--green); font-weight: 600;}
.ev-tag.b { background: rgba(59, 130, 246, 0.1); border-color: rgba(59, 130, 246, 0.2); color: var(--blue); }
.price-live { font-size: 11px; padding: 2px 6px; border-radius: 4px; background: rgba(16, 185, 129, 0.15); color: var(--green); border: 1px solid rgba(16, 185, 129, 0.3); }
.price-err { font-size: 11px; padding: 2px 6px; border-radius: 4px; background: rgba(239, 68, 68, 0.15); color: var(--red); border: 1px solid rgba(239, 68, 68, 0.3); }
.sc-chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: 16px; font-size: 12px; font-weight: 600; margin: 2px; background: var(--bd); }

/* Progress Bars */
.pbw { background: var(--bg2); border: 1px solid var(--bd); border-radius: 6px; height: 10px; overflow: hidden; margin: 8px 0; }
.pbf { height: 100%; background: linear-gradient(90deg, var(--goldd), var(--goldl)); border-radius: 6px; transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1); }
.alloc-bar { height: 24px; border-radius: 6px; overflow: hidden; display: flex; margin: 8px 0; border: 1px solid var(--bd); }
.alloc-seg { height: 100%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; color: #fff; transition: width 0.3s; }

/* AI Response & Charts */
.cw { position: relative; height: 320px; width: 100%; }
.ai-resp { background: var(--bg2); border: 1px solid var(--bd); border-radius: var(--radius-md); padding: 20px; line-height: 1.8; white-space: pre-wrap; font-size: 14px; min-height: 150px; max-height: 600px; overflow-y: auto; color: var(--t1); }
.sugg-card { background: var(--bg2); border: 1px solid var(--bd); border-radius: var(--radius-md); padding: 16px; margin-bottom: 12px; cursor: pointer; transition: all 0.2s ease; }
.sugg-card:hover { border-color: var(--goldl); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.2); }

/* Toggles */
.vtog { display: flex; background: var(--bg2); border: 1px solid var(--bd); border-radius: 8px; overflow: hidden; padding: 2px; }
.vtog button { padding: 6px 16px; font-size: 13px; font-weight: 600; border: none; background: none; color: var(--t2); cursor: pointer; font-family: inherit; border-radius: 6px; transition: all 0.2s ease; }
.vtog button.on { background: var(--bdl); color: var(--t1); box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
.np-opt { border: 1px solid var(--bd); border-radius: var(--radius-md); padding: 12px; text-align: center; cursor: pointer; transition: all 0.2s ease; font-weight: 500; }
.np-opt:hover { border-color: var(--t3); background: var(--bg2); }
.np-opt.on { border-color: var(--gold); background: rgba(16, 185, 129, 0.05); color: var(--goldl); font-weight: 700; }

/* Utilities */
.sec-off { opacity: 0.4; pointer-events: none; filter: grayscale(1); }
hr.d { border: none; border-top: 1px solid var(--bd); margin: 16px 0; }
.spin { display: inline-block; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg) } }
.blink { animation: pulse 2s infinite cubic-bezier(0.4, 0, 0.6, 1); }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes toast { from { opacity: 0; transform: translateY(12px) } to { opacity: 1; transform: translateY(0) } }

/* Agent chatbot */
.agent-sys-ta { min-height: 96px; resize: vertical; font-size: 13px; line-height: 1.5; font-family: inherit; }
.agent-ctx-row {
  display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--t2);
  margin-bottom: 12px; cursor: pointer; user-select: none;
}
.agent-ctx-row input { width: 18px; height: 18px; accent-color: var(--purple); cursor: pointer; }
.agent-chat-msgs {
  max-height: 420px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px;
  padding: 14px; background: rgba(0,0,0,0.22); border: 1px solid var(--bdl); border-radius: var(--radius-md);
  margin-bottom: 12px;
}
.agent-bubble {
  max-width: 92%; padding: 12px 14px; border-radius: var(--radius-md); font-size: 13px; line-height: 1.65;
  white-space: pre-wrap; word-break: break-word;
}
.agent-bubble.user {
  align-self: flex-end; background: rgba(139, 92, 246, 0.18); border: 1px solid rgba(139, 92, 246, 0.35); color: var(--t1);
}
.agent-bubble.assistant {
  align-self: flex-start; background: rgba(16, 185, 129, 0.08); border: 1px solid rgba(16, 185, 129, 0.25); color: var(--t1);
}
.agent-bubble.err {
  align-self: stretch; background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.35); color: var(--orange);
}
.agent-chat-compose {
  display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap;
}
.agent-chat-compose textarea { flex: 1; min-width: 200px; resize: vertical; font-family: inherit; }
.agent-chat-compose .btn { flex-shrink: 0; padding: 12px 22px; }

/* Responsive */
@media(max-width:1100px) { 
  .sgrids { grid-template-columns: repeat(3, 1fr); } 
  .g4 { grid-template-columns: 1fr 1fr; } 
}
@media(max-width:700px) { 
  .g2, .g3 { grid-template-columns: 1fr; } 
  .sgrids { grid-template-columns: 1fr 1fr; } 
  .hdr { padding: 12px; }
  .tabs { padding: 0 12px; }
  .main { padding: 16px 12px; }
}