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

:root {
  --bg: #f5f0e8;
  --paper: #faf7f2;
  --ink: #1f1f1f;
  --ink-50: #5c5c5c;
  --ink-25: #9e9e9e;
  --line: #e0dbd0;
  --accent: #c4875c;
  --accent-deep: #8b3a1f;
  --serif: 'Songti SC', 'STSong', 'SimSun', 'Times New Roman', serif;
  --serif-display: 'Songti SC', 'STSong', 'Times New Roman', serif;
  --sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', -apple-system, sans-serif;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.6;
}
a { color: var(--ink); text-decoration: none; }

/* ---- Top Bar ---- */
.topbar {
  background: var(--paper);
  border-bottom: 0.5px solid var(--line);
  text-align: center;
}
.topbar-inner {
  max-width: 860px; margin: 0 auto; padding: 2.5rem 1.5rem 0;
}
.topbar-logo {
  font-family: var(--serif-display); font-size: 4rem; font-weight: 300;
  letter-spacing: 0.08em; color: var(--ink); font-style: italic;
  display: block; margin-bottom: 0.5rem; line-height: 1;
}
.topbar-subtitle {
  font-family: var(--sans); font-size: 0.75rem; font-weight: 300;
  letter-spacing: 0.25em; text-transform: uppercase; color: var(--ink-25);
  margin-bottom: 1.4rem;
}
.topbar-divider {
  width: 50px; height: 2px; background: var(--accent);
  margin: 0 auto 1.2rem;
}
.topbar-links {
  display: flex; gap: 3rem; align-items: center; justify-content: center;
  padding-bottom: 1rem;
}
.topbar-links a {
  font-size: 0.9rem; font-weight: 400; color: var(--ink-25);
  transition: color .2s; letter-spacing: 0.06em;
  padding-bottom: 0.5rem; border-bottom: 2px solid transparent;
}
.topbar-links a:hover { color: var(--ink-50); }
.topbar-links a.active { color: var(--ink); border-bottom-color: var(--accent); }

/* ---- Container ---- */
.container { max-width: 860px; margin: 0 auto; padding: 2rem 1.5rem 4rem; }

/* ---- Section title ---- */
.section-title {
  font-family: var(--serif); font-size: 1.1rem; font-weight: 400; font-style: italic;
  margin-bottom: 1.2rem; color: var(--ink-50);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 0.3rem;
  padding: 0.5rem 1.2rem; border: 0.5px solid var(--line);
  font-size: 0.76rem; font-family: var(--sans); font-weight: 300;
  cursor: pointer; transition: all .25s; background: transparent; color: var(--ink);
  letter-spacing: 0.02em; touch-action: manipulation;
}
.btn:hover { border-color: var(--ink-25); background: rgba(0,0,0,0.02); }
.btn-primary { background: var(--ink); color: #fff; border-color: var(--ink); font-weight: 400; }
.btn-primary:hover { background: #444; border-color: #444; }
.btn-danger { color: #c97d7d; border-color: #e0c8c8; }
.btn-danger:hover { background: #f9f2f2; border-color: #c97d7d; }
.btn-sm { padding: 0.3rem 0.85rem; font-size: 0.7rem; }

/* ---- Cards ---- */
.card {
  background: var(--paper); border: 0.5px solid var(--line); padding: 1.5rem;
}

/* ---- Calendar ---- */
.calendar-header {
  display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 1.2rem;
}
.calendar-header h2 { font-family: var(--serif); font-size: 1.15rem; font-weight: 400; font-style: italic; }
.calendar-grid {
  display: grid; grid-template-columns: repeat(7, 1fr);
  border: 0.5px solid var(--line); background: var(--paper);
}
.calendar-day-header {
  background: var(--paper); padding: 0.55rem 0.25rem; text-align: center;
  font-size: 0.68rem; font-weight: 400; color: var(--ink-25);
  border-bottom: 0.5px solid var(--line); letter-spacing: 0.03em;
}
.calendar-cell {
  background: var(--paper); min-height: 85px; padding: 0.4rem; font-size: 0.73rem;
  border-right: 0.5px solid rgba(0,0,0,0.02); border-bottom: 0.5px solid rgba(0,0,0,0.02);
}
.calendar-cell:nth-child(7n) { border-right: none; }
.calendar-cell.other-month { background: #f3efe8; color: var(--ink-25); }
.calendar-cell .day-num { font-size: 0.68rem; color: var(--ink-25); margin-bottom: 0.25rem; }
.calendar-cell.today .day-num {
  background: var(--ink); color: var(--paper); display: inline-block;
  width: 20px; height: 20px; text-align: center; line-height: 20px;
}
.calendar-event {
  font-size: 0.62rem; color: var(--ink);
  padding: 0.12rem 0.35rem; margin-bottom: 0.1rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: pointer;
  font-weight: 300; transition: color .2s;
}
.calendar-event:hover { opacity: 0.8; }

/* ---- Modal ---- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.25); backdrop-filter: blur(1px);
  display: flex; align-items: center; justify-content: center; z-index: 100; padding: 1rem;
}
.modal {
  background: var(--paper); padding: 2rem; max-width: 400px; width: 100%;
  box-shadow: 0 2px 30px rgba(0,0,0,0.04); animation: fadeUp 0.3s ease-out;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.modal h3 {
  font-family: var(--serif); font-size: 1.1rem; font-weight: 400; font-style: italic;
  margin-bottom: 1.2rem; padding-bottom: 0.6rem; border-bottom: 0.5px solid var(--line);
}
.modal-close { float: right; background: none; border: none; font-size: 1.1rem; cursor: pointer; color: var(--ink-25); }
.modal-close:hover { color: var(--ink); }

/* ---- Forms ---- */
.form-group { margin-bottom: 0.9rem; }
.form-group label {
  display: block; font-size: 0.72rem; font-weight: 400; color: var(--ink-50); margin-bottom: 0.3rem;
  letter-spacing: 0.02em;
}
.form-input {
  width: 100%; padding: 0.55rem 0.8rem; border: 0.5px solid var(--line);
  font-size: 0.82rem; font-family: var(--sans); font-weight: 300;
  background: var(--paper); transition: border-color .2s; color: var(--ink);
}
.form-input:focus { outline: none; border-color: var(--ink-25); }
select.form-input {
  appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath fill='%23a8a8a8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.8rem center; padding-right: 2rem;
}

/* ---- Tables ---- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.78rem; }
th, td { padding: 0.65rem 0.8rem; text-align: left; border-bottom: 0.5px solid var(--line); font-weight: 300; }
th { font-weight: 400; color: var(--ink-50); font-size: 0.7rem; letter-spacing: 0.03em; }

/* ---- Tabs ---- */
.tabs { display: flex; gap: 0; margin-bottom: 1.5rem;}
.tab {
  padding: 0.5rem 1.2rem; cursor: pointer; font-size: 0.78rem; font-weight: 300;
  color: var(--ink-25); border-bottom: 1px solid transparent; transition: all .2s;
  letter-spacing: 0.02em;
}
.tab:hover { color: var(--ink-50); }
.tab.active { color: var(--ink); border-bottom-color: var(--ink); font-weight: 400; }

/* ---- Alerts ---- */
.alert { padding: 0.7rem 1rem; font-size: 0.76rem; margin-bottom: 0.8rem; border: 0.5px solid; }
.alert-success { background: #f5f7f2; color: #5a6b4a; border-color: #dfe4d6; }
.alert-error { background: #faf5f5; color: #8b5a5a; border-color: #e8d8d8; }
.alert-info { background: #f6f5f2; color: #6b6b5a; border-color: #e0ded4; }

/* ---- Empty ---- */
.empty { text-align: center; padding: 3rem 1rem; color: var(--ink-25); }
.empty-icon { font-size: 1.6rem; margin-bottom: 0.6rem; }

/* ---- Venue buttons ---- */
.venue-btn-group { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.venue-btn { font-size: 0.73rem; }

/* ---- Schedule list ---- */
.schedule-list { list-style: none; }
.schedule-item {
  padding: 0.85rem 1rem; border-bottom: 0.5px solid var(--line);
  display: flex; align-items: center; gap: 1.2rem; font-size: 0.82rem; font-weight: 300;
}
.schedule-item:last-child { border-bottom: none; }
.schedule-date { font-size: 0.73rem; font-weight: 400; white-space: nowrap; min-width: 7rem; color: var(--ink-50); }
.schedule-badge {
  font-size: 0.62rem; padding: 0.15rem 0.5rem; font-weight: 300; letter-spacing: 0.02em;
}
.badge-concert { color: var(--ink); }
.badge-booking { color: var(--ink-50); }

/* ---- Login ---- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login-card {
  background: var(--paper); border: 0.5px solid var(--line); padding: 2.5rem;
  width: 100%; max-width: 360px;
}
.login-card h1 { font-family: var(--serif); font-size: 1.3rem; font-weight: 400; text-align: center; margin-bottom: 1.8rem; font-style: italic; }

/* ---- Footer ---- */
.page-footer {
  text-align: center; padding: 1.5rem 0; margin-top: 2.5rem;
  border-top: 0.5px solid var(--line);
}
.footer-social {
  font-size: 0.73rem; color: var(--ink-25); font-weight: 300; letter-spacing: 0.02em;
}
.footer-social a { color: var(--ink); font-weight: 400; }

/* ---- Divider ---- */
.hr { border: none; border-top: 0.5px solid var(--line); margin: 1.5rem 0; }

/* ---- Responsive ---- */
@media (max-width: 640px) {
  .topbar-inner { padding: 1.5rem 1rem 0; }
  .topbar-logo { font-size: 2.4rem; }
  .topbar-links { gap: 1.2rem; }
  .topbar-links a { font-size: 0.78rem; }
  .topbar-subtitle { font-size: 0.68rem; }
  .container { padding: 1rem 0.75rem 3rem; }

  /* Calendar */
  .calendar-header { flex-wrap: wrap; gap: 0.5rem; }
  .calendar-header h2 { font-size: 0.95rem; }
  .calendar-cell { min-height: 70px; padding: 0.25rem; }
  .calendar-day-header { padding: 0.4rem 0; font-size: 0.6rem; }
  .calendar-event { font-size: 0.58rem; padding: 0.15rem 0.3rem; margin-bottom: 0.08rem; }

  /* Touch-friendly buttons */
  .btn { min-height: 36px; padding: 0.5rem 0.9rem; }
  .btn-sm { min-height: 32px; padding: 0.3rem 0.7rem; }

  /* Modal full-width */
  .modal { max-width: 100%; margin: 0 0.5rem; padding: 1.2rem; border-radius: 0; }
  .modal h3 { font-size: 0.95rem; }

  /* Table scroll */
  .table-wrap { margin: 0 -0.75rem; padding: 0 0.75rem; }

  /* Venue buttons */
  .venue-btn-group { gap: 0.5rem; }
  .venue-btn { font-size: 0.78rem; min-height: 38px; padding: 0.5rem 1rem; }

  /* Forms */
  .form-input { font-size: 0.9rem; padding: 0.6rem 0.75rem; }

  /* Schedule */
  .schedule-item { flex-wrap: wrap; gap: 0.4rem; font-size: 0.78rem; }
  .schedule-date { min-width: auto; width: auto; }

  /* Dashboard tabs */
  .tab { padding: 0.5rem 0.7rem; font-size: 0.73rem; }
}