body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  background: linear-gradient(135deg, #f5f7ff 0%, #eef6ff 100%);
  color: #1f2d3d;
}

.timeline-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.timeline-intro h1 {
  margin-bottom: 0.5rem;
  font-size: 2.3rem;
}

.timeline-intro p {
  margin-top: 0;
  color: #4f6477;
  font-size: 1rem;
}

.timeline-card,
.timeline-list {
  background: white;
  border-radius: 16px;
  box-shadow: 0 12px 35px rgba(15, 44, 79, 0.08);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.timeline-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-weight: 600;
}

input,
textarea,
button {
  font: inherit;
  border-radius: 10px;
  border: 1px solid #d8e2ee;
  padding: 0.8rem 0.9rem;
}

textarea {
  resize: vertical;
}

button {
  align-self: flex-start;
  background: #0f2c4f;
  color: white;
  cursor: pointer;
  border: none;
}

button:hover {
  background: #173b67;
}

.form-message {
  min-height: 1.25rem;
  color: #2e7d32;
  font-size: 0.95rem;
}

.timeline-post {
  border-top: 1px solid #e8eef5;
  padding: 1rem 0;
}

.timeline-post:first-child {
  border-top: none;
  padding-top: 0;
}

.post-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.4rem;
  color: #4f6477;
  font-size: 0.95rem;
}

.empty-state {
  color: #4f6477;
  margin: 0;
}