*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: #1d2733;
  background: #f4f6f8;
}

button, input { font: inherit; }

button {
  padding: 0.4rem 0.9rem;
  border: 1px solid #2f5d8a;
  border-radius: 4px;
  background: #2f5d8a;
  color: #fff;
  cursor: pointer;
}

button.secondary { background: #fff; color: #2f5d8a; }
button.danger { border-color: #a12a2a; background: #fff; color: #a12a2a; }
button:disabled { opacity: 0.6; cursor: default; }

input[type="text"], input[type="password"] {
  width: 100%;
  padding: 0.45rem 0.6rem;
  border: 1px solid #b7c0ca;
  border-radius: 4px;
}

.error { color: #a12a2a; }

/* Login page */
body.login main {
  max-width: 22rem;
  margin: 12vh auto 0;
  padding: 2rem;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

body.login h1 { margin-top: 0; font-size: 1.5rem; }
body.login form { display: grid; gap: 0.5rem; }
body.login button { margin-top: 0.5rem; }

/* Presentation list */
body.app header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 1.5rem;
  background: #fff;
  border-bottom: 1px solid #dde3e9;
}

body.app header h1 { margin: 0; font-size: 1.25rem; flex: 1; }
body.app main { max-width: 64rem; margin: 1.5rem auto; padding: 0 1.5rem; }
body.app .toolbar { display: flex; align-items: center; justify-content: space-between; }

table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { padding: 0.5rem 0.75rem; border-bottom: 1px solid #e3e8ed; text-align: left; }
td.title { overflow-wrap: anywhere; }
td.actions { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; }
td.actions a { color: #2f5d8a; font-weight: 600; margin-right: 0.4rem; }

footer.source-link { max-width: 64rem; margin: 2rem auto; padding: 0 1.5rem; font-size: 0.9rem; color: #5a6672; }
footer.source-link a { color: #2f5d8a; }