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

:root {
  --bg:       #111112;
  --surface:  #18181a;
  --surface2: #202023;
  --border:   #2a2a2e;
  --border2:  #363639;
  --text:     #e9e9eb;
  --muted:    #6e6e76;
  --muted2:   #48484f;
  --accent:   #e8ff47;
  --red:      #ff5c5c;
  --green:    #4ade80;
  --amber:    #f59e0b;
  --font:     'Syne', sans-serif;
  --mono:     'IBM Plex Mono', monospace;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

.app {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

/* ── Topbar ── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0 0;
  margin-bottom: 28px;
}

.topbar-left { display: flex; align-items: center; gap: 10px; }

.brand {
  width: 32px; height: 32px;
  background: var(--accent);
  color: #111;
  font-size: 13px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
  letter-spacing: -0.5px;
}

.brand-name { font-size: 16px; font-weight: 600; letter-spacing: -0.3px; }

.model-pill {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}

.pill-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--muted2);
  transition: background 0.3s;
}

.pill-dot.ready  { background: var(--green); box-shadow: 0 0 6px var(--green); }
.pill-dot.error  { background: var(--red); }

/* ── Nav ── */
.mainnav {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}

.navbtn {
  background: none;
  border: none;
  color: var(--muted);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 18px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
}

.navbtn:hover { color: var(--text); }
.navbtn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Pages ── */
.page { display: none; }
.page.active { display: block; }

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

/* ── Analyze Split ── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

@media (max-width: 800px) { .split { grid-template-columns: 1fr; } }

/* ── Form ── */
.field-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.field { display: flex; flex-direction: column; gap: 6px; }

.field label {
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.field input,
.field select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  padding: 9px 12px;
  outline: none;
  transition: border-color 0.15s;
  -webkit-appearance: none;
}

.field input:focus,
.field select:focus { border-color: var(--border2); }

.runbtn {
  margin-top: 16px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--accent);
  color: #111;
  border: none;
  border-radius: 8px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
}

.runbtn:hover   { opacity: 0.88; }
.runbtn:active  { transform: scale(0.98); }
.runbtn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Result ── */
.result-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 320px;
  border: 1px dashed var(--border);
  border-radius: 12px;
  color: var(--muted2);
  font-size: 13px;
  text-align: center;
  padding: 40px;
}

.hidden { display: none !important; }

.result-box {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  background: var(--surface);
}

.result-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.prob-display { display: flex; align-items: baseline; gap: 6px; }

.prob-number {
  font-family: var(--mono);
  font-size: 48px;
  font-weight: 500;
  line-height: 1;
  transition: color 0.4s;
}

.prob-unit { font-size: 13px; color: var(--muted); }

.risk-tag {
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--surface2);
  color: var(--muted);
  border: 1px solid var(--border);
  white-space: nowrap;
}

.risk-tag.low    { background: rgba(74,222,128,0.08); color: var(--green); border-color: rgba(74,222,128,0.2); }
.risk-tag.medium { background: rgba(245,158,11,0.08); color: var(--amber); border-color: rgba(245,158,11,0.2); }
.risk-tag.high   { background: rgba(255,92,92,0.08);  color: var(--red);   border-color: rgba(255,92,92,0.2); }

.prob-track {
  height: 4px;
  background: var(--surface2);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 16px;
}

.prob-fill {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  transition: width 0.6s cubic-bezier(0.4,0,0.2,1), background 0.4s;
}

.verdict {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 20px;
}

.triggers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.trigger-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: var(--surface2);
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: 12px;
}

.trigger-label { color: var(--muted); }
.trigger-val { font-family: var(--mono); font-size: 11px; font-weight: 500; }
.trigger-val.low    { color: var(--green); }
.trigger-val.medium { color: var(--amber); }
.trigger-val.high   { color: var(--red);   }

/* ── Dashboard ── */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.stat-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.stat-num {
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 4px;
}

.stat-num.red   { color: var(--red); }
.stat-num.green { color: var(--green); }

.stat-label { font-size: 12px; color: var(--muted); }

.chart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

.chart-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.table-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.txntable {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.txntable th {
  text-align: left;
  padding: 6px 10px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted2);
  border-bottom: 1px solid var(--border);
}

.txntable td {
  padding: 11px 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.txntable tr:last-child td { border-bottom: none; }
.txntable tbody tr:hover td { background: var(--surface2); }

.txn-id { font-family: var(--mono); font-size: 11px; color: var(--muted); }

.spill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.spill-blocked { background: rgba(255,92,92,0.1);  color: var(--red);   }
.spill-review  { background: rgba(245,158,11,0.1); color: var(--amber); }
.spill-ok      { background: rgba(74,222,128,0.1); color: var(--green); }

/* ── Model ── */
.model-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.info-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.info-p { font-size: 13px; color: var(--muted); line-height: 1.7; }
.info-p.muted { color: var(--muted2); }

.pipeline-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.pipeline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.pipe-step {
  padding: 6px 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
  color: var(--text);
}

.pipe-arrow { color: var(--muted2); font-size: 14px; }

.feat-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.feat-name { font-family: var(--mono); font-size: 11px; color: var(--muted); width: 140px; flex-shrink: 0; }
.feat-track { flex: 1; height: 4px; background: var(--surface2); border-radius: 2px; overflow: hidden; }
.feat-fill { height: 100%; background: var(--accent); border-radius: 2px; opacity: 0.7; }
.feat-val { font-family: var(--mono); font-size: 10px; color: var(--muted2); width: 36px; text-align: right; }

.m-row { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 12px; }
.m-row:last-child { border-bottom: none; }
.m-row span:first-child { color: var(--muted); }
.m-row span:last-child  { font-family: var(--mono); color: var(--green); }

/* ── Chart insights ─────────────────────────────────────────────────── */
.chart-insight {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
  margin-top: 10px;
  padding: 8px 12px;
  background: var(--surface2);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
}

/* ── Contributors ───────────────────────────────────────────────────── */
.contrib-header {
  margin-bottom: 32px;
}

.contrib-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.contrib-sub {
  font-size: 14px;
  color: var(--muted);
}

.contrib-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

@media (max-width: 800px) { .contrib-grid { grid-template-columns: 1fr; } }

.contrib-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  transition: border-color 0.2s;
}

.contrib-card:hover { border-color: var(--border2); }

.contrib-card.lead { border-top: 3px solid var(--accent); }

.lead-badge {
  position: absolute;
  top: -1px;
  right: 20px;
  background: var(--accent);
  color: #111;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 0 0 6px 6px;
}

.contrib-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

.contrib-info { flex: 1; }

.contrib-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 3px;
}

.contrib-roll {
  font-size: 12px;
  font-family: var(--mono);
  color: var(--muted);
  margin-bottom: 8px;
}

.contrib-role {
  font-size: 12px;
  color: var(--muted2);
  line-height: 1.5;
}

.contrib-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.contrib-tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--muted);
}

.contrib-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
  text-decoration: none;
  margin-top: 4px;
  transition: color 0.15s;
}

.contrib-link:hover { color: var(--accent); }

.contrib-footer {
  text-align: center;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.repo-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 9px 20px;
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.15s, border-color 0.15s;
}

.repo-link:hover { background: var(--surface2); border-color: var(--accent); color: var(--accent); }

/* ── Site Footer ─────────────────────────────────────────────────────── */
.site-footer {
  margin-top: auto;
  padding: 24px 0 28px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 12px;
  color: var(--muted2);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
}
 
.site-footer a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s;
}
 
.site-footer a:hover { color: var(--accent); }