/* Financial Risk Dashboard — light financial theme */
:root {
  --nav-bg:   #0a1f44;
  --bg:       #f0f2f5;
  --card:     #ffffff;
  --border:   #dde3ed;
  --accent:   #0a52a8;
  --accent-h: #083d80;
  --green:    #00845a;
  --red:      #c0392b;
  --gold:     #b8760a;
  --text:     #0d1b2e;
  --muted:    #4a5e75;
  --dim:      #8a9db8;
  --shadow:   0 1px 4px rgba(0,30,70,.07), 0 4px 16px rgba(0,30,70,.05);
  --radius:   10px;
  --font:     -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:15px;line-height:1.6;min-height:100vh}

/* ── NAV ───────────────────────────────────────────────────────── */
nav{background:var(--nav-bg);padding:0 28px;height:56px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 2px 12px rgba(0,0,0,.18);position:sticky;top:0;z-index:100}
.nav-logo{font-size:15px;font-weight:800;color:#fff;letter-spacing:-.3px}
.nav-logo span{color:#6baee8}
.nav-hint{font-size:11.5px;color:rgba(255,255,255,.35);letter-spacing:.5px}

/* ── TOOLBAR ───────────────────────────────────────────────────── */
.toolbar{background:var(--card);border-bottom:1px solid var(--border);padding:14px 28px;position:sticky;top:56px;z-index:90;box-shadow:var(--shadow)}
.toolbar-inner{display:flex;align-items:flex-end;gap:20px;flex-wrap:wrap}

.field-group{display:flex;flex-direction:column;gap:4px}
.field-label{font-size:10px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--dim)}
.field-input{padding:8px 12px;border:1px solid var(--border);border-radius:7px;font-size:13.5px;color:var(--text);background:#fff;outline:none;transition:border-color .15s;font-family:var(--font)}
.field-input:focus{border-color:var(--accent)}

.period-btns{display:flex;gap:4px}
.period-btn{padding:6px 12px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--muted);font-size:12.5px;cursor:pointer;transition:all .15s;font-weight:500}
.period-btn:hover{border-color:var(--accent);color:var(--accent)}
.period-btn.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}

.analyze-btn{padding:9px 22px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s;white-space:nowrap}
.analyze-btn:hover{background:var(--accent-h)}
.analyze-btn:disabled{background:var(--dim);cursor:not-allowed}

/* ── MAIN ──────────────────────────────────────────────────────── */
.main{max-width:1400px;margin:0 auto;padding:28px 28px 60px}

/* Empty / loading / error states */
.empty-state,.loading-state,.error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;text-align:center;gap:12px}
.empty-icon,.error-icon{font-size:56px}
.empty-state h2{font-size:20px;font-weight:700;color:var(--text)}
.empty-state p{font-size:14px;color:var(--muted);max-width:440px}
.example-tickers{display:flex;gap:10px;margin-top:8px;flex-wrap:wrap;justify-content:center}
.example-tickers span{padding:6px 14px;background:var(--card);border:1px solid var(--border);border-radius:20px;font-size:12.5px;color:var(--muted);cursor:pointer;transition:all .15s}
.example-tickers span:hover{border-color:var(--accent);color:var(--accent)}

.loading-spinner{width:40px;height:40px;border:4px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .75s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-text{font-size:14px;color:var(--muted)}

.error-msg{font-size:14px;color:var(--red);max-width:440px}

/* ── SECTIONS ──────────────────────────────────────────────────── */
.section{margin-bottom:28px}
.section-label{font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--dim);margin-bottom:12px}

/* ── METRIC CARDS ──────────────────────────────────────────────── */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.metric-card{background:var(--card);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);border-top:3px solid var(--accent)}
.metric-card-ticker{font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--dim);margin-bottom:10px}
.metric-row{display:flex;justify-content:space-between;align-items:baseline;padding:4px 0;border-bottom:1px solid var(--bg)}
.metric-row:last-child{border-bottom:none}
.metric-name{font-size:12px;color:var(--muted)}
.metric-value{font-size:13px;font-weight:700;color:var(--text)}
.metric-value.pos{color:var(--green)}
.metric-value.neg{color:var(--red)}
.metric-price{font-size:22px;font-weight:800;color:var(--text);margin-bottom:10px}
.metric-return{font-size:13px;font-weight:600;margin-bottom:12px}

/* ── CHARTS ────────────────────────────────────────────────────── */
.charts-row{display:grid;grid-template-columns:2fr 1fr;gap:16px}
.chart-box{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.chart-box--wide{grid-column:auto}
.chart-title{font-size:13px;font-weight:700;color:var(--text);margin-bottom:14px;display:flex;align-items:baseline;gap:8px}
.chart-title-sub{font-size:11px;font-weight:400;color:var(--dim)}

/* Ticker tabs for forecast */
.ticker-tabs{display:flex;gap:6px;margin-bottom:12px;flex-wrap:wrap}
.ticker-tab{padding:4px 12px;border:1px solid var(--border);border-radius:16px;font-size:12px;color:var(--muted);cursor:pointer;transition:all .15s}
.ticker-tab.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}

/* ── CORRELATION HEATMAP ───────────────────────────────────────── */
.corr-table{width:100%;border-collapse:collapse;font-size:12px;margin-top:8px}
.corr-table th{padding:8px 10px;text-align:center;font-weight:700;font-size:11px;color:var(--muted);letter-spacing:.5px;border-bottom:2px solid var(--border)}
.corr-table th:first-child{text-align:left}
.corr-table td{padding:8px 10px;text-align:center;font-weight:600;font-size:12.5px;border-radius:4px}
.corr-table td:first-child{text-align:left;font-weight:700;color:var(--text);background:none!important}

/* ── SOURCE BADGES ─────────────────────────────────────────────── */
.source-badge{display:inline-block;font-size:9px;font-weight:700;letter-spacing:.5px;padding:1px 5px;border-radius:3px;vertical-align:middle;margin-left:2px}
.source-badge.moex{background:#e8f5e9;color:#2e7d32}
.source-badge.fx{background:#fff3e0;color:#e65100}
.source-badge.cash{background:#f3e5f5;color:#6a1b9a}
.source-badge.yahoo{background:#e3f2fd;color:#1565c0}

/* ── WEIGHTS SECTION ───────────────────────────────────────────── */
#weightsSection{border-top:1px solid var(--border);padding:16px 0 4px;margin-bottom:16px}
.weights-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
.weights-title{font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--dim)}
.weights-total{font-size:12px;padding:3px 10px;border-radius:10px;font-weight:600;transition:all .2s}
.weights-total.ok{background:rgba(0,132,90,.1);color:var(--green)}
.weights-total.warn{background:rgba(192,57,43,.1);color:var(--red)}
.weights-hint{font-size:12px;color:var(--dim);margin-bottom:12px}
.weight-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.weight-ticker{font-size:12px;font-weight:700;width:56px;flex-shrink:0}
.weight-slider{flex:1;cursor:pointer}
.weight-val{font-size:12px;font-weight:700;width:36px;text-align:right;flex-shrink:0;color:var(--text)}

/* ── EXPLAIN PANEL ─────────────────────────────────────────────── */
.explain-panel{background:var(--card);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow)}
.explain-header{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:16px}
.explain-sub{font-size:12px;color:var(--dim);margin-top:3px}
.explain-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.api-key-wrap{position:relative;display:flex;align-items:center}
.key-eye{position:absolute;right:8px;background:none;border:none;cursor:pointer;font-size:14px;color:var(--dim)}
.api-key-wrap .field-input{padding-right:32px}
.explain-result{border-top:1px solid var(--border);padding-top:16px}
.explain-text{font-size:14px;color:var(--text);line-height:1.75;white-space:pre-wrap}
.explain-loading{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;padding-top:12px}

/* ── MARKDOWN ──────────────────────────────────────────────────── */
.explain-text p{margin-bottom:.7em}
.explain-text p:last-child{margin-bottom:0}
.explain-text strong{font-weight:700;color:var(--text)}
.explain-text ul,.explain-text ol{padding-left:1.4em;margin:.4em 0}
.explain-text li{margin:.25em 0}
.explain-text h1,.explain-text h2,.explain-text h3{font-weight:700;margin:.8em 0 .3em;color:var(--text)}

/* ── DISCLAIMER ────────────────────────────────────────────────── */
.disclaimer{background:#fff8e1;border-top:1px solid #f59e0b;padding:14px 28px;margin-top:8px}
.disclaimer-inner{max-width:1400px;margin:0 auto;display:flex;gap:10px;align-items:flex-start}
.disclaimer-icon{font-size:16px;flex-shrink:0;margin-top:2px;color:#92400e}
.disclaimer p{font-size:12px;color:#78350f;line-height:1.55}
.disclaimer strong{font-weight:700}

@media(max-width:900px){
  .charts-row{grid-template-columns:1fr}
  .toolbar-inner{gap:12px}
  .explain-header{flex-direction:column;align-items:flex-start}
}