* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Several elements below set their own `display`, which otherwise beats the
   browser's default [hidden] rule since author styles always win over the
   user-agent stylesheet regardless of specificity. */
[hidden] {
  display: none !important;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

header {
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #ddd;
}

header h1 a {
  color: #333;
  text-decoration: none;
  font-size: 1.5rem;
}

main {
  margin-bottom: 60px;
}

h2 {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

p {
  margin-bottom: 12px;
}

a {
  color: #0066cc;
}

button {
  font: inherit;
  cursor: pointer;
}

/* Auth widget */
.auth-forms {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 320px;
  margin-bottom: 30px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border: 1px solid #ddd;
  border-radius: 6px;
}

.auth-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.9rem;
}

.auth-form input {
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font: inherit;
}

.auth-form button[type="submit"] {
  padding: 8px 12px;
  background: #0066cc;
  color: #fff;
  border: none;
  border-radius: 4px;
}

.link-btn {
  background: none;
  border: none;
  color: #0066cc;
  text-decoration: underline;
  font-size: 0.85rem;
  padding: 0;
  text-align: left;
}

.google-btn {
  padding: 10px 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: #f8f8f8;
}

.error {
  color: #c0392b;
  font-size: 0.85rem;
}

.auth-status {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 30px;
  padding-bottom: 16px;
  border-bottom: 1px solid #eee;
}

.admin-link {
  font-size: 0.9rem;
}

.sign-out-btn {
  padding: 6px 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: #f0f0f0;
}

/* Event list */
.event-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.event-list li {
  padding: 14px;
  border: 1px solid #eee;
  border-radius: 6px;
}

.event-list time {
  display: block;
  color: #666;
  font-size: 0.85rem;
}

.hint {
  color: #666;
  font-size: 0.9rem;
}

/* RSVP / event detail */
.event-detail {
  margin-bottom: 30px;
}

.event-detail time {
  display: block;
  color: #666;
  margin-bottom: 10px;
}

.rsvp-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 360px;
  padding: 16px;
  border: 1px solid #ddd;
  border-radius: 6px;
}

.rsvp-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.9rem;
}

.rsvp-form select,
.rsvp-form input,
.rsvp-form textarea {
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font: inherit;
}

.rsvp-form button {
  padding: 8px 12px;
  background: #0066cc;
  color: #fff;
  border: none;
  border-radius: 4px;
}

.status-msg {
  font-size: 0.9rem;
  margin-top: 6px;
}

.status-msg.success { color: #1e8e3e; }
.status-msg.error { color: #c0392b; }

/* Admin dashboard */
.admin-section {
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid #eee;
}

.admin-section:last-child {
  border-bottom: none;
}

.admin-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 420px;
}

.admin-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.9rem;
}

.admin-form input,
.admin-form textarea,
.admin-form select {
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font: inherit;
}

.admin-form button {
  align-self: flex-start;
  padding: 8px 12px;
  background: #0066cc;
  color: #fff;
  border: none;
  border-radius: 4px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th, td {
  text-align: left;
  padding: 6px 8px;
  border-bottom: 1px solid #eee;
}

.inline-form {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 12px 0;
  align-items: flex-end;
}

.inline-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
}

.inline-form input, .inline-form select {
  padding: 6px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.inline-form button {
  padding: 6px 10px;
  background: #0066cc;
  color: #fff;
  border: none;
  border-radius: 4px;
  height: fit-content;
}

.small-btn {
  padding: 4px 8px;
  font-size: 0.85rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: #f0f0f0;
}

.copy-link-btn {
  padding: 4px 8px;
  font-size: 0.8rem;
}

@media (max-width: 600px) {
  body {
    padding: 15px;
  }
}