:root {
  --bg: #f8fafc;
  --card: #ffffff;
  --sidebar: #0f172a;
  --sidebar-hover: #1e293b;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --blue: #3b82f6;
  --violet: #8b5cf6;
  --amber: #f59e0b;
  --orange: #fb923c;
  --green: #22c55e;
  --gray: #94a3b8;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, system-ui, sans-serif; background: var(--bg); color: var(--text); }
a { color: #2563eb; text-decoration: none; font-weight: 600; }
.app-shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar { position: sticky; top: 0; height: 100vh; background: var(--sidebar); padding: 24px 16px; color: white; }
.brand { font-size: 20px; font-weight: 800; letter-spacing: 0; margin-bottom: 28px; }
.brand span { color: #93c5fd; }
.brand.dark { color: var(--text); }
.sidebar nav { display: grid; gap: 6px; }
.sidebar a { display: flex; align-items: center; gap: 12px; color: #cbd5e1; padding: 11px 12px; border-radius: 8px; font-size: 14px; font-weight: 600; }
.sidebar a:hover, .sidebar a.active { background: var(--sidebar-hover); color: #fff; }
.sidebar svg, .icon-btn svg, .btn svg { width: 18px; height: 18px; }
.main { padding: 26px; min-width: 0; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.topbar h1 { margin: 0; font-size: 28px; font-weight: 750; }
.eyebrow { margin: 0 0 4px; color: var(--muted); font-size: 12px; font-weight: 700; text-transform: uppercase; }
.userbox { display: flex; align-items: center; gap: 14px; background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
.userbox div { display: grid; line-height: 1.2; }
.userbox span { color: var(--muted); font-size: 12px; }
.icon-btn { border: 0; background: transparent; color: var(--muted); display: grid; place-items: center; }
.panel, .metric-card, .auth-card, .public-card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 12px 32px rgba(15, 23, 42, .06); }
.metric-grid { display: grid; grid-template-columns: repeat(6, minmax(130px, 1fr)); gap: 14px; margin-bottom: 18px; }
.metric-grid.compact { grid-template-columns: repeat(5, minmax(150px, 1fr)); }
.metric-card { padding: 18px; min-height: 126px; display: grid; align-content: space-between; }
.metric-card span { color: var(--muted); font-size: 13px; font-weight: 650; }
.metric-card strong { font-size: 30px; line-height: 1; }
.metric-icon { color: var(--blue); }
.nova .metric-icon, .metric-card.nova { color: var(--blue); }
.analise .metric-icon, .metric-card.analise { color: var(--amber); }
.investigacao .metric-icon, .metric-card.investigacao { color: var(--orange); }
.concluida .metric-icon, .metric-card.concluida { color: var(--green); }
.arquivada .metric-icon, .metric-card.arquivada { color: var(--gray); }
.resposta .metric-icon, .metric-card.resposta { color: #14b8a6; }
.dashboard-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; margin-bottom: 18px; }
.dashboard-grid .wide { grid-column: span 1; }
.panel { padding: 20px; margin-bottom: 18px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.panel h2, .panel-head h2 { margin: 0; font-size: 18px; font-weight: 750; }
.panel h3 { margin-top: 22px; font-size: 15px; font-weight: 750; }
.panel-head span, .muted { color: var(--muted); font-size: 13px; }
.table { --bs-table-bg: transparent; font-size: 14px; }
.table th { color: var(--muted); font-size: 12px; text-transform: uppercase; }
.status { display: inline-flex; padding: 5px 10px; border-radius: 999px; font-size: 12px; font-weight: 750; background: #eff6ff; color: var(--blue); white-space: nowrap; }
.status.triagem { background: #f5f3ff; color: var(--violet); }
.status.em-analise { background: #fffbeb; color: var(--amber); }
.status.em-investigacao { background: #fff7ed; color: var(--orange); }
.status.concluida { background: #f0fdf4; color: var(--green); }
.status.arquivada { background: #f1f5f9; color: #64748b; }
.filters { display: grid; grid-template-columns: 2fr repeat(5, minmax(120px, 1fr)) auto; gap: 10px; align-items: center; }
.btn { border-radius: 8px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.btn-primary { background: var(--blue); border-color: var(--blue); }
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 18px; }
.case-title { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.case-title h2 { font-size: 24px; }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 20px 0; }
.info-grid dt { color: var(--muted); font-size: 12px; font-weight: 700; }
.info-grid dd { margin: 0; font-weight: 650; }
.description { color: #334155; line-height: 1.65; }
.attachment-list { display: flex; gap: 10px; flex-wrap: wrap; }
.attachment-list a { border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; display: inline-flex; align-items: center; gap: 8px; }
.stack { display: grid; gap: 14px; }
label { display: grid; gap: 6px; color: #334155; font-size: 13px; font-weight: 700; }
.chat { display: grid; gap: 12px; margin-bottom: 14px; }
.message { border: 1px solid var(--border); border-radius: 8px; padding: 12px; background: #fbfdff; }
.message span { color: var(--muted); font-size: 12px; margin-left: 8px; }
.message p { margin: 8px 0 0; color: #334155; }
.message-form { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: end; }
.report-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.report-list li { display: flex; justify-content: space-between; padding: 12px; background: #f8fafc; border-radius: 8px; }
.section-intro { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px; }
.section-intro h2 { margin: 0 0 4px; }
.section-intro p { margin: 0; color: var(--muted); }
.intro-icon { width: 48px; height: 48px; border-radius: 8px; display: grid; place-items: center; background: #eff6ff; color: var(--blue); }
.intro-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.empty-state { text-align: center; padding: 70px 20px; color: var(--muted); }
.empty-state svg { width: 42px; height: 42px; color: var(--blue); }
.auth-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: linear-gradient(180deg, #f8fafc 0%, #eef6ff 100%); }
.auth-card { width: min(440px, 100%); padding: 30px; }
.auth-card h1 { margin: 20px 0 8px; font-size: 28px; }
.auth-card p { color: var(--muted); }
.public-page { background: #eef2f7; }
.public-wrap { width: min(1080px, calc(100% - 32px)); margin: 0 auto; padding: 32px 0; }
.compact-public { width: min(680px, calc(100% - 32px)); min-height: 100vh; display: grid; place-items: center; }
.public-hero { min-height: 230px; display: grid; grid-template-columns: 88px 1fr; gap: 22px; align-items: center; color: #fff; background: linear-gradient(135deg, #0f172a, #1e40af 72%, #14b8a6); padding: 34px; border-radius: 8px; margin-bottom: 18px; }
.public-hero h1 { font-size: clamp(30px, 6vw, 54px); margin: 0 0 10px; font-weight: 800; }
.public-hero p { max-width: 680px; margin-bottom: 0; color: #dbeafe; }
.public-logo { width: 88px; height: 88px; border-radius: 8px; background: rgba(255,255,255,.12); display: grid; place-items: center; font-weight: 800; font-size: 24px; border: 1px solid rgba(255,255,255,.22); }
.public-card { padding: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.checkline { display: flex; align-items: center; gap: 10px; }
.protocol-link { display: inline-block; margin-top: 16px; }
.success { text-align: center; display: grid; gap: 14px; justify-items: center; }
.success svg { width: 56px; height: 56px; color: var(--green); }
.success code { display: block; font-size: 20px; padding: 12px 16px; background: #f1f5f9; border-radius: 8px; color: var(--text); }
.protocol-form { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin: 16px 0; }
.protocol-result { background: #f8fafc; border: 1px solid var(--border); border-radius: 8px; padding: 16px; margin: 18px 0; }
.public-chat { margin-top: 14px; }
canvas { max-height: 320px; }

@media (max-width: 1100px) {
  .app-shell { grid-template-columns: 88px 1fr; }
  .sidebar { padding: 20px 12px; }
  .brand { font-size: 16px; }
  .brand span, .sidebar span { display: none; }
  .sidebar a { justify-content: center; }
  .metric-grid, .metric-grid.compact { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid, .detail-layout { grid-template-columns: 1fr; }
  .filters { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .app-shell { display: block; }
  .sidebar { position: static; height: auto; display: flex; overflow-x: auto; gap: 8px; }
  .sidebar nav { display: flex; }
  .main { padding: 18px; }
  .topbar, .case-title, .message-form { display: grid; }
  .metric-grid, .metric-grid.compact, .filters, .info-grid, .form-row, .protocol-form, .section-intro { grid-template-columns: 1fr; }
  .intro-actions { justify-content: flex-start; }
  .public-hero { grid-template-columns: 1fr; padding: 24px; }
  .public-card { padding: 20px; }
}