:root {
  /* Paleta Ergontech — https://ergontech.com.br/ */
  --bg: #eff7f9;
  --bg-2: #e4eef2;
  --ink: #001524;
  --ink-soft: #2a4d5e;
  --muted: #54595f;
  --card: rgba(255, 255, 255, 0.96);
  --line: rgba(42, 77, 94, 0.14);
  --brand: #42c1c7;
  --brand-2: #64d9df;
  --brand-dark: #2a4d5e;
  --brand-deep: #001524;
  --danger: #bf462f;
  --warning: #ff6900;
  --success: #7baf42;
  --info: #045cb4;
  --shadow: 0 18px 50px rgba(0, 21, 36, 0.08);
  --radius: 16px;
  --font: "Roboto", "Segoe UI", sans-serif;
  --display: "Roboto Slab", Georgia, serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(66, 193, 199, 0.22), transparent 36%),
    radial-gradient(circle at top right, rgba(42, 77, 94, 0.1), transparent 30%),
    linear-gradient(160deg, var(--bg), var(--bg-2));
}

body { line-height: 1.5; }

a { color: var(--brand-dark); text-decoration: none; }
a:hover { color: var(--brand); text-decoration: underline; }

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.88);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: inherit;
  text-decoration: none;
}

.brand:hover { text-decoration: none; color: inherit; }

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--brand-2), var(--brand));
  color: #fff;
  font-family: var(--display);
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(66, 193, 199, 0.35);
}

.brand strong {
  display: block;
  font-size: 1rem;
  color: var(--brand-deep);
}

.brand small { color: var(--brand); font-weight: 500; }

.topnav {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.topnav a {
  color: var(--ink-soft);
  font-weight: 500;
}

.topnav a:hover { color: var(--brand); }

.user-chip {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(66, 193, 199, 0.16);
  color: var(--brand-dark);
  font-size: 0.9rem;
}

.user-chip small {
  color: var(--muted);
  font-weight: 500;
}

.main {
  width: min(1100px, calc(100% - 2rem));
  margin: 1.5rem auto 2rem;
  flex: 1;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-card,
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
}

.hero-card {
  padding: 2rem;
  margin-bottom: 1.25rem;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(239, 247, 249, 0.95));
  border-top: 3px solid var(--brand);
}

.hero-card h1,
.page-title {
  margin: 0 0 0.4rem;
  font-family: var(--display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.02em;
  color: var(--brand-deep);
}

.muted { color: var(--muted); }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.stack { display: grid; gap: 1rem; }

label {
  display: grid;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="datetime-local"],
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(66, 193, 199, 0.45);
  border-color: var(--brand);
}

textarea { min-height: 140px; resize: vertical; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 0;
  border-radius: 12px;
  padding: 0.8rem 1.15rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  background: linear-gradient(145deg, var(--brand-2), var(--brand));
  color: var(--brand-deep);
  box-shadow: 0 8px 18px rgba(66, 193, 199, 0.28);
}

.btn:hover {
  filter: brightness(1.04);
  text-decoration: none;
  color: var(--brand-deep);
}

.btn-secondary {
  background: #fff;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  box-shadow: none;
}

.btn-secondary:hover { color: var(--brand-dark); border-color: var(--brand); }

.btn-danger {
  background: linear-gradient(145deg, #d96a55, var(--danger));
  color: #fff;
  box-shadow: 0 8px 18px rgba(191, 70, 47, 0.22);
}

.btn-danger:hover { color: #fff; }

.btn-ghost {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  box-shadow: none;
}

.btn-sm { padding: 0.45rem 0.8rem; font-size: 0.9rem; }

.actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.alert {
  padding: 0.9rem 1rem;
  border-radius: 12px;
  margin-bottom: 1rem;
  border: 1px solid transparent;
}

.alert-success { background: #f3f9eb; color: #4d7a28; border-color: #cfe4a8; }
.alert-error { background: #fdf2ef; color: var(--danger); border-color: #f0c4bb; }
.alert-info { background: #eef6fc; color: var(--info); border-color: #b7d4f0; }

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 0.9rem 0.75rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th { color: var(--muted); font-size: 0.85rem; font-weight: 600; }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge-info { background: #e8f8f9; color: #1f7f85; }
.badge-success { background: #f3f9eb; color: #4d7a28; }
.badge-warning { background: #fff4eb; color: #c65300; }
.badge-danger { background: #fdf2ef; color: var(--danger); }
.badge-neutral { background: #eef2f4; color: var(--muted); }

.token-box {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: var(--brand-deep);
  color: #e5e7eb;
  padding: 1rem;
  border-radius: 12px;
  word-break: break-all;
  border-left: 4px solid var(--brand);
}

.code-block {
  background: var(--brand-deep);
  color: #d1d5db;
  border-radius: 12px;
  padding: 1rem;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88rem;
  border-left: 4px solid var(--brand);
}

.empty {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--muted);
}

.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.auth-card {
  width: min(520px, 100%);
}

.auth-card h1 {
  font-family: var(--display);
  margin: 0 0 0.35rem;
  color: var(--brand-deep);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 1.25rem 0;
}

.stat {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
}

.stat strong {
  display: block;
  font-size: 1.5rem;
  font-family: var(--display);
  color: var(--brand-dark);
}

@media (max-width: 800px) {
  .grid-2, .stats { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; }
  .footer { flex-direction: column; }
}