:root {
  color-scheme: light dark;
  --bg: #f7f7f5;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #6b6b6b;
  --border: #e2e2e0;
  --good: #2e7d46;
  --good-bg: #e6f4ea;
  --bad: #b3261e;
  --bad-bg: #fbe9e7;
  --accent: #3457d5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17181a;
    --card: #212225;
    --text: #ececec;
    --muted: #9a9a9a;
    --border: #34363a;
    --good: #4caf6f;
    --good-bg: #12291b;
    --bad: #e05a52;
    --bad-bg: #2e1615;
    --accent: #7c93ff;
  }
}

* { box-sizing: border-box; }

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

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

header.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

header.top h1 {
  font-size: 1.25rem;
  margin: 0;
}

header.top nav a {
  color: var(--accent);
  text-decoration: none;
  margin-left: 12px;
  font-size: 0.9rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
}

.slot-title {
  font-weight: 600;
  text-transform: capitalize;
  margin-bottom: 8px;
}

textarea {
  width: 100%;
  min-height: 60px;
  padding: 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  resize: vertical;
}

.toggle-group {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.toggle-group label {
  flex: 1;
  text-align: center;
  padding: 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 0.9rem;
}

.toggle-group input { display: none; }

.toggle-group input:checked + span {
  font-weight: 600;
}

.toggle-yes:has(input:checked) { background: var(--good-bg); border-color: var(--good); color: var(--good); }
.toggle-no:has(input:checked) { background: var(--bad-bg); border-color: var(--bad); color: var(--bad); }

button {
  margin-top: 10px;
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font: inherit;
  cursor: pointer;
}

.login-form {
  max-width: 320px;
  margin: 80px auto;
}

input[type="password"],
input[type="email"],
input[type="text"] {
  width: 100%;
  padding: 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font: inherit;
  margin-bottom: 10px;
}

.error { color: var(--bad); margin-bottom: 10px; }

.google-btn {
  display: block;
  text-align: center;
  margin-top: 10px;
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 0.95rem;
}

.auth-switch {
  text-align: center;
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--muted);
}

.auth-switch a { color: var(--accent); }

.stats-bar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.stats-bar .count { font-weight: 700; font-size: 1.1rem; }

table.calendar {
  width: 100%;
  border-collapse: collapse;
}

table.calendar th {
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 500;
  padding: 4px;
}

table.calendar td {
  vertical-align: top;
  border: 1px solid var(--border);
  padding: 6px;
  width: 13.5%;
}

table.calendar td.week-count {
  width: 9%;
  text-align: center;
  vertical-align: middle;
  font-size: 0.85rem;
  color: var(--muted);
}

td.out-of-month { opacity: 0.35; }
td.is-today { outline: 2px solid var(--accent); outline-offset: -2px; }

.day-num {
  font-size: 0.8rem;
  color: var(--muted);
  display: block;
  margin-bottom: 4px;
}

.day-num a { color: inherit; text-decoration: none; }

.symbols { display: flex; gap: 3px; }
.symbols span { font-size: 0.85rem; }

.month-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.month-nav a { color: var(--accent); text-decoration: none; }

.calendar-mobile { display: none; }

.week-group {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 10px;
  overflow: hidden;
}

.week-group-header {
  display: flex;
  justify-content: space-between;
  padding: 6px 10px;
  background: var(--bg);
  font-size: 0.8rem;
  color: var(--muted);
}

.day-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  border-top: 1px solid var(--border);
  text-decoration: none;
  color: var(--text);
}

.day-row-label { font-size: 0.9rem; }

.day-row.out-of-month { opacity: 0.4; }
.day-row.is-today { background: var(--good-bg); }

@media (max-width: 640px) {
  .calendar-desktop { display: none; }
  .calendar-mobile { display: block; }
}