/* iilex-ml Training UI */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #22263a;
  --border: #2d3150;
  --accent: #5b6ef5;
  --accent-hover: #4a5ce8;
  --success: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --text: #e2e4f0;
  --text-muted: #8890b5;
  --radius: 8px;
  --font: 'Inter', system-ui, sans-serif;
}

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

/* Layout */
.app { max-width: 1100px; margin: 0 auto; padding: 24px 16px 48px; }

header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
header h1 { font-size: 1.4rem; font-weight: 700; color: var(--text); }
header .badge {
  font-size: 11px;
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  padding: 2px 8px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* Tabs */
.tabs { display: flex; gap: 4px; margin-bottom: 24px; border-bottom: 1px solid var(--border); }
.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.card-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

/* Forms */
.field-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field label { font-size: 12px; color: var(--text-muted); font-weight: 500; }
.field small { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
input[type="text"], input[type="number"], select {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  padding: 7px 10px;
  width: 100%;
  transition: border-color .15s;
}
input[type="text"]:focus, input[type="number"]:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}
input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; }
.checkbox-row { flex-direction: row; align-items: center; gap: 8px; }
.checkbox-row label { color: var(--text); font-size: 13px; }

/* Buttons */
button {
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 9px 18px;
  transition: background .15s, opacity .15s;
}
.btn-primary { background: var(--accent); border: none; color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary { background: var(--surface2); border: 1px solid var(--border); color: var(--text); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-success { background: var(--success); border: none; color: #fff; font-size: 12px; padding: 5px 12px; }
.btn-success:hover { opacity: 0.85; }

.actions { display: flex; gap: 10px; align-items: center; margin-top: 16px; }

/* Status badge */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
}
.status-badge::before { content: ''; display: block; width: 7px; height: 7px; border-radius: 50%; }
.status-pending { background: #2a2810; color: var(--warn); }
.status-pending::before { background: var(--warn); }
.status-running { background: #1a2040; color: #6699ff; animation: pulse 1.5s infinite; }
.status-running::before { background: #6699ff; }
.status-done { background: #0d2b1a; color: var(--success); }
.status-done::before { background: var(--success); }
.status-failed { background: #2b0d0d; color: var(--danger); }
.status-failed::before { background: var(--danger); }
@keyframes pulse { 0%,100% { opacity:1 } 50% { opacity:.5 } }

/* Metrics */
.metrics-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.metric-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  text-align: center;
}
.metric-card .val { font-size: 2rem; font-weight: 700; color: var(--accent); }
.metric-card .lbl { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { background: var(--surface2); color: var(--text-muted); font-size: 11px; font-weight: 600;
     text-transform: uppercase; letter-spacing: 0.06em; padding: 8px 12px; text-align: left; }
td { padding: 8px 12px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface2); }
.active-tag {
  background: #0d2b1a;
  color: var(--success);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
}

/* Log */
#log {
  background: #0a0b10;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: #7ec8e3;
  font-family: 'Cascadia Code', 'Fira Mono', monospace;
  font-size: 12px;
  height: 140px;
  overflow-y: auto;
  padding: 10px 12px;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Algo selector */
.algo-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.algo-pill {
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 14px;
  transition: border-color .15s, color .15s;
}
.algo-pill:hover { border-color: var(--accent); color: var(--text); }
.algo-pill.selected { border-color: var(--accent); color: var(--accent); background: #1a1f3a; }
.algo-desc { color: var(--text-muted); font-size: 12px; margin-bottom: 14px; min-height: 18px; }

/* Credentials */
.cred-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
@media (max-width: 700px) {
  .cred-grid { grid-template-columns: 1fr; }
  .metrics-row { grid-template-columns: 1fr 1fr; }
}

/* Misc */
.sep { border: none; border-top: 1px solid var(--border); margin: 20px 0; }
.info-msg { color: var(--text-muted); font-size: 13px; padding: 12px; text-align: center; }
.err-msg { color: var(--danger); font-size: 13px; padding: 6px 0; }
.hidden { display: none !important; }

.etapa-atual {
  margin-top: 10px;
  padding: 8px 12px;
  background: #111827;
  border-left: 3px solid #6699ff;
  border-radius: 4px;
  font-size: 12px;
  color: #8890b5;
  font-family: monospace;
  animation: pulse 1.5s infinite;
}

/* Inner tabs (dentro do card de algoritmo) */
.inner-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin: 18px 0 20px;
}
.inner-tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  padding: 7px 16px;
  margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}
.inner-tab-btn:hover { color: var(--text); }
.inner-tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

.inner-tab-panel { display: none; }
.inner-tab-panel.active { display: block; }

.inner-config-hint {
  color: var(--text-muted);
  font-size: 11px;
  margin-bottom: 16px;
  padding: 6px 10px;
  background: var(--surface2);
  border-radius: 4px;
  border-left: 3px solid var(--accent);
}

/* Algo info (aba "Sobre o algoritmo") */
.algo-info-header { margin-bottom: 20px; }
.algo-info-name { font-size: 15px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.algo-info-resumo { color: var(--text-muted); font-size: 13px; line-height: 1.6; margin-bottom: 12px; }
.algo-info-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 4px; }
.algo-tag {
  background: #1a1f3a;
  border: 1px solid var(--accent);
  border-radius: 4px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
}

.algo-info-section { margin-bottom: 22px; }
.algo-info-section-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.algo-step {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  align-items: flex-start;
}
.algo-step-num {
  background: var(--accent);
  border-radius: 50%;
  color: #fff;
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 700;
  height: 22px;
  line-height: 22px;
  text-align: center;
  width: 22px;
  margin-top: 1px;
}
.algo-step-content { flex: 1; }
.algo-step-title { font-weight: 600; font-size: 13px; color: var(--text); margin-bottom: 3px; }
.algo-step-text { color: var(--text-muted); font-size: 12px; line-height: 1.65; }

.algo-when {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.6;
  padding: 10px 14px;
  background: var(--surface2);
  border-radius: 6px;
  border-left: 3px solid var(--success);
}

/* Params reference table (inside "Sobre") */
.params-ref-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.params-ref-table th {
  background: var(--surface2);
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 7px 10px;
  text-align: left;
  text-transform: uppercase;
}
.params-ref-table td { padding: 7px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.params-ref-table tr:last-child td { border-bottom: none; }
.params-ref-table tr:hover td { background: var(--surface2); }
.param-name { color: var(--text); font-family: 'Cascadia Code', 'Fira Mono', monospace; font-size: 12px; }
.param-type { color: #6699ff; font-family: 'Cascadia Code', 'Fira Mono', monospace; font-size: 11px; }
.param-default { color: var(--warn); font-family: 'Cascadia Code', 'Fira Mono', monospace; font-size: 11px; white-space: nowrap; }