:root {
  --primary: #4f8cff;
  --secondary: #f5f7fa;
  --accent: #ffb347;
  --danger: #ff4d4f;
  --radius: .104166667in;
  --shadow: 0 2px 6pt rgba(0, 0, 0, .07);
  --font: "Segoe UI", Arial, sans-serif;
}

body {
  font-family: var(--font);
  background: var(--secondary);
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
}

h1 {
  color: var(--primary);
  margin-top: 2rem;
  font-size: 2rem; 
  margin-top: 2rem;
}

#error, #message {
  text-align: center;
  margin-top: 0.5rem;
  font-weight: 500;
}

#error {
  color: var(--danger);
}

#message {
  color: var(--primary);
}

form {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem 1.5rem;
  margin: 1.5rem 0;
  width: 100%;
  max-width: 300pt;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

input, select {
  font-size: 1rem;
  padding: 0.7rem;
  border-width: 0.75pt;
  border-style: solid;
  border-color: #dbeafe;
  border-radius: var(--radius);
  border-image: none;
  outline: none;
  transition: border 0.2s;
}

input:focus, select:focus {
  border-width: 1.125pt;
  border-color: var(--primary);
  border-style: solid;
  border-image: none;
}

input {
  font-size: 1rem;
  transition: border 0.2s;
}

button {
  font-size: 1rem;
  font-weight: 600;
  padding: 0.7rem;
  border: medium none;
  border-color: currentColor;
  border-image: none;
  border-radius: var(--radius);
  background: var(--primary);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
}

button:hover, button:focus {
  background: #2563eb;
}

#controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

ul#notes-list {
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 25pc;
}

ul#notes-list li {
  background: #f0f4ff;
  box-shadow: 0 .010416667in .1875pc rgba(79, 140, 255, .06);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 1rem;
  margin-bottom: 0.7rem;
}

ul#notes-list li span {
  font-size: 0.95em;
  color: #888;
}

.card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem 1.5rem;
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: 25pc;
}

.delete-btn {
  color: #ff4d4f;
  font-size: 1.2em;
  transition: color 0.2s;
}

.delete-btn:hover {
  color: #b91c1c;
}

a {
  color: var(--accent);
  font-weight: 600;
  margin-top: 1rem;
  display: inline-block;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

@media (max-width: 600px) {
  form, ul#notes-list, .card {
    max-width: 98vw;
    padding: 1rem 0.5rem;
  }
}