:root {
  --ink: #14231F;
  --ink-soft: #5C6B63;
  --border: #E4E0D3;
  --gold: #C9A227;
  --bg: #F7F5EF;
  --card: #FFFFFF;
  --green: #4B7A5A;
  --brick: #C0524A;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.auth-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
  width: 100%;
  max-width: 380px;
}

.auth-box h1 {
  margin: 0 0 6px;
  font-size: 22px;
}

.auth-sub {
  margin: 0 0 20px;
  color: var(--ink-soft);
  font-size: 13.5px;
}

.auth-box label {
  display: block;
  font-size: 11.5px;
  color: var(--ink-soft);
  margin: 14px 0 4px;
}

.auth-box input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}

.auth-box button {
  width: 100%;
  margin-top: 22px;
  padding: 11px;
  border: none;
  border-radius: 6px;
  background: var(--gold);
  color: var(--ink);
  font-weight: 600;
  cursor: pointer;
}

.alert-erro, .alert-ok {
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 6px;
}

.alert-erro { background: #F7E2E0; color: var(--brick); }
.alert-ok { background: #E4EFE6; color: var(--green); }

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 28px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.app-header-user { font-size: 13.5px; display: flex; align-items: center; gap: 10px; }

.tag {
  background: var(--gold);
  color: var(--ink);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
}

.btn-link {
  background: none;
  border: none;
  color: var(--ink-soft);
  text-decoration: underline;
  cursor: pointer;
  font-size: 13px;
}

.app-main {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px;
}

.muted { color: var(--ink-soft); font-size: 13.5px; }

.module-list {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: grid;
  gap: 8px;
}

.module-list li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
}

.empty {
  background: #FBF6E9;
  border: 1px solid var(--gold);
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 13.5px;
}