:root {
  color-scheme: light;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: #1c1f23;
  background: #f5f6f8;
}

.topnav {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 0.55rem 1.25rem;
  background: #121418;
  color: #ffffff;
}

.topnav a {
  color: #ffffff;
  text-decoration: none;
  opacity: 0.85;
}

.topnav a:hover {
  opacity: 1;
}

.nav-link-admin {
  font-weight: 600;
}

.nav-logout {
  margin-left: auto;
}

.nav-logout button {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  cursor: pointer;
}

.brand {
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.container {
  padding: 1.5rem 1.5rem;
}

.page-title {
  margin: 0 0 1rem;
}

.card {
  background: #ffffff;
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: 0 8px 24px rgba(16, 24, 40, 0.08);
  margin-bottom: 1.5rem;
}

.form-card {
  max-width: 720px;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-row.inline {
  flex-direction: row;
  align-items: center;
  gap: 0.6rem;
}

.form-row input,
.form-row textarea {
  border: 1px solid #d8dbe0;
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  font-size: 1rem;
}

.btn {
  background: #121418;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 0.6rem 1.2rem;
  font-weight: 600;
  cursor: pointer;
}

.btn:hover {
  opacity: 0.9;
}

.notes-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.notes-list .note {
  margin-bottom: 0;
}

.notes-list .note h3 {
  margin: 0 0 0.35rem;
}

.meta {
  font-size: 0.85rem;
  color: #6b7280;
  display: flex;
  gap: 1rem;
}

.flash-list {
  margin-bottom: 1.5rem;
}

.flash {
  padding: 0.65rem 0.9rem;
  border-radius: 8px;
  margin-bottom: 0.5rem;
  background: #eef2ff;
  color: #1f2937;
}

.flash-success {
  background: #e6f4ea;
  color: #1e4620;
}

.flash-warning {
  background: #fff4e5;
  color: #7a4a00;
}


@media (max-width: 720px) {
  .topnav {
    padding: 0.5rem 1rem;
  }

  .container {
    padding: 1rem 1rem;
  }

  .card {
    padding: 1rem;
  }

  .form-card {
    max-width: 100%;
  }
}