:root {
  --bg: #0f1115;
  --surface: #171a21;
  --surface-2: #1f232c;
  --text: #e8eaed;
  --text-dim: #9aa0a8;
  --accent: #ff5e3a;
  --border: #2a2f3a;
}

* {
  box-sizing: border-box;
}

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

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

header h1 {
  font-size: 1.1rem;
  margin: 0;
}

nav#nav {
  display: flex;
  gap: 1rem;
}

nav#nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
}

nav#nav a.active,
nav#nav a:hover {
  color: var(--text);
}

nav#nav button.logout-btn {
  padding: 0.3rem 0.7rem;
  font-size: 0.85rem;
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

button {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  padding: 0.6rem 1.1rem;
  font-size: 0.9rem;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

button.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header a {
  color: var(--text-dim);
  font-size: 0.85rem;
  text-decoration: none;
}

.card-header a:hover {
  color: var(--text);
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
}

#sync-status {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.activity-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
}

.activity-row:last-child {
  border-bottom: none;
}

.activity-main {
  display: flex;
  flex-direction: column;
}

.activity-name {
  font-weight: 600;
}

.activity-date {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.activity-stats {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.empty,
.error {
  color: var(--text-dim);
}

.error {
  color: #ff8a80;
}

.chart-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 700px) {
  .chart-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.map-container {
  height: 350px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.plan-card {
  display: block;
  color: var(--text);
  text-decoration: none;
}

.plan-card h3 {
  margin: 0 0 0.25rem 0;
}

.plan-card .plan-date {
  color: var(--text-dim);
  font-size: 0.85rem;
}

#plan-content {
  line-height: 1.6;
}

#plan-content h1,
#plan-content h2,
#plan-content h3 {
  color: var(--text);
}

.login-card {
  max-width: 360px;
  margin: 3rem auto 0;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.login-form label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  color: var(--text);
  font-size: 0.95rem;
}

.login-form input[type="text"]:focus,
.login-form input[type="password"]:focus {
  outline: 1px solid var(--accent);
}