:root {
  --bg: #0b0d0a;
  --surface: #141712;
  --border: rgba(255, 255, 255, 0.1);
  --text: #f2f3f0;
  --muted: #9aa39a;
  --green: #88e52b;
  --red: #ef4444;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", ui-sans-serif, system-ui, sans-serif;
  min-height: 100vh;
}

a { color: var(--green); }

.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 380px;
}

.card h1 {
  font-size: 22px;
  margin: 0 0 4px;
}

.card p.hint {
  color: var(--muted);
  font-size: 13px;
  margin: 0 0 24px;
}

label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}

input {
  width: 100%;
  background: #0f120e;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 14px;
  margin-bottom: 16px;
}

input:focus { outline: 1px solid var(--green); }

button {
  width: 100%;
  background: var(--green);
  color: #0b0d0a;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  padding: 11px;
  font-size: 14px;
  cursor: pointer;
}

button:hover { filter: brightness(1.08); }

.error {
  color: var(--red);
  font-size: 13px;
  margin: -8px 0 16px;
  min-height: 1em;
}

/* Dashboard */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
}

.topbar .brand { font-weight: 700; letter-spacing: -0.02em; }
.topbar .brand span { color: var(--green); }

.topbar button.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 500;
  width: auto;
  padding: 8px 14px;
}

main { padding: 24px; max-width: 1100px; margin: 0 auto; }

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}

.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.stat .value { font-size: 26px; font-weight: 700; margin-top: 6px; }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

th, td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }

tr:last-child td { border-bottom: none; }

.price-input {
  width: 90px;
  margin-bottom: 0;
  padding: 6px 8px;
}

.save-btn {
  width: auto;
  padding: 6px 12px;
  font-size: 12px;
}

.note {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 20px;
  line-height: 1.5;
}

/* Mini charts row */
.charts-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}

.chart-card__title {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 14px;
}

.barchart-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.barchart-row:last-child { margin-bottom: 0; }
.barchart-row .bar-label {
  flex: 0 0 110px;
  font-size: 12px;
  color: var(--muted);
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.barchart-row .bar-track {
  flex: 1;
  height: 16px;
  background: rgba(255,255,255,0.05);
  border-radius: 5px;
  overflow: hidden;
  position: relative;
}
.barchart-row .bar-fill {
  height: 100%;
  border-radius: 5px;
  background: var(--green);
}
.barchart-row .bar-fill.bar-fill--muted { background: #6b7a63; }
.barchart-row .bar-value {
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  min-width: 70px;
}

/* Forecast chart */
.forecast-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 28px;
}

.forecast-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.confidence-badge {
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.confidence-badge.baixa { color: #fab219; border-color: rgba(250,178,25,0.4); }
.confidence-badge.media { color: #88e52b; border-color: rgba(136,229,43,0.4); }
.confidence-badge.alta { color: #88e52b; border-color: rgba(136,229,43,0.6); }

.forecast-chart { width: 100%; height: 220px; display: block; }
.forecast-chart .line-real { fill: none; stroke: var(--green); stroke-width: 2; }
.forecast-chart .line-proj { fill: none; stroke: var(--green); stroke-width: 2; stroke-dasharray: 5 5; opacity: 0.55; }
.forecast-chart .dot-real { fill: var(--green); }
.forecast-chart .dot-proj { fill: var(--bg); stroke: var(--green); stroke-width: 2; }
.forecast-chart .gridline { stroke: rgba(255,255,255,0.08); stroke-width: 1; }
.forecast-chart .axis-label { fill: var(--muted); font-size: 11px; font-family: inherit; }
.forecast-chart .proj-label { fill: var(--text); font-size: 12px; font-weight: 600; font-family: inherit; }

.forecast-table-toggle {
  width: auto;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  padding: 6px 12px;
  margin-top: 12px;
}

.forecast-table { margin-top: 12px; display: none; }
.forecast-table.is-visible { display: table; }

/* Suggestions */
.suggestions-list { display: flex; flex-direction: column; gap: 10px; }

.suggestion-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--muted);
  border-radius: 10px;
  padding: 14px 16px;
}
.suggestion-card.sev-good { border-left-color: #0ca30c; }
.suggestion-card.sev-warning { border-left-color: #fab219; }
.suggestion-card.sev-serious { border-left-color: #ec835a; }
.suggestion-card.sev-critical { border-left-color: #d03b3b; }

.suggestion-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
}

.suggestion-badge {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 2px 7px;
  border-radius: 999px;
  flex-shrink: 0;
}
.suggestion-badge.sev-good { background: rgba(12,163,12,0.15); color: #0ca30c; }
.suggestion-badge.sev-warning { background: rgba(250,178,25,0.15); color: #fab219; }
.suggestion-badge.sev-serious { background: rgba(236,131,90,0.15); color: #ec835a; }
.suggestion-badge.sev-critical { background: rgba(208,59,59,0.15); color: #d03b3b; }

.suggestion-detail {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.section-title {
  font-size: 15px;
  font-weight: 700;
  margin: 32px 0 12px;
}