:root {
  --accent: #1a7a5e;
  --accent-dark: #145c46;
  --bg: #f5f7f6;
  --card: #ffffff;
  --text: #1f2723;
  --muted: #6b7a74;
  --border: #e1e7e4;
}

* { box-sizing: border-box; }

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

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}

h1 { margin: 4px 0 0; font-size: 1.6rem; }
.muted { color: var(--muted); margin: 4px 0 0; font-size: 0.92rem; }

.header-actions { display: flex; align-items: center; gap: 14px; }

button.primary, .login-card button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 0.95rem;
  cursor: pointer;
}
button.primary:hover, .login-card button:hover { background: var(--accent-dark); }

.logout-link, .back-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
}
.logout-link:hover, .back-link:hover { color: var(--text); }
.back-link { display: inline-block; margin-bottom: 6px; }

.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.event-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  text-decoration: none;
  color: var(--text);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.event-card:hover { box-shadow: 0 4px 14px rgba(0,0,0,0.08); transform: translateY(-1px); }
.event-card h2 { font-size: 1.05rem; margin: 0 0 8px; }
.event-card .entries { font-weight: 600; color: var(--accent-dark); margin: 0 0 10px; }

.tag {
  display: inline-block;
  background: #eaf3ef;
  color: var(--accent-dark);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 0.78rem;
  margin: 0 6px 6px 0;
}

.empty-state { color: var(--muted); padding: 40px 0; text-align: center; }

.category-section { margin-bottom: 32px; }
.category-section h2 { font-size: 1.1rem; margin-bottom: 10px; }

.table-wrap {
  overflow-x: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

table { border-collapse: collapse; width: 100%; font-size: 0.88rem; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { background: #f0f4f2; font-weight: 600; color: var(--accent-dark); }
tr:last-child td { border-bottom: none; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  width: 100%;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.login-card h1 { font-size: 1.3rem; margin: 0; }
.login-card .subtitle { margin: 0; color: var(--muted); font-size: 0.9rem; }
.login-card label { display: flex; flex-direction: column; gap: 6px; font-size: 0.88rem; color: var(--muted); }
.login-card input {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 0.95rem;
}
.login-card .error { color: #b3261e; font-size: 0.88rem; margin: 0; }

.flash-wrap { max-width: 960px; margin: 16px auto 0; padding: 0 20px; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 10px; font-size: 0.88rem; }
.flash-success { background: #e6f4ee; color: var(--accent-dark); }
.flash-error { background: #fbe9e7; color: #b3261e; }