:root {
  --a-bg: #0a0a09;
  --a-surface: #131211;
  --a-surface-2: #1a1917;
  --a-border: rgba(255, 255, 255, 0.1);
  --a-border-strong: rgba(255, 255, 255, 0.18);
  --a-text: #f4f2ec;
  --a-text-muted: #a9a49a;
  --a-text-dim: #7a766e;
  --a-gold: #c19a52;
  --a-gold-light: #e3c085;
  --a-danger: #e0574a;
  --a-success: #5aa86a;
  --a-warn: #d3a53a;
  --font-display: "Cinzel", serif;
  --font-body: "Josefin Sans", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--a-bg);
  color: var(--a-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
}

a { color: var(--a-gold-light); }

.admin-shell { min-height: 100vh; display: flex; flex-direction: column; }

.admin-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; border-bottom: 1px solid var(--a-border);
  background: var(--a-surface);
  flex-wrap: wrap; gap: 12px;
}

.admin-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.admin-brand img { height: 28px; width: auto; }
.admin-brand span { font-family: var(--font-display); letter-spacing: 0.08em; font-size: 0.95rem; color: var(--a-text); }

.admin-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.admin-nav a {
  color: var(--a-text-muted); text-decoration: none; padding: 8px 12px; border-radius: 6px;
  font-size: 0.92rem;
}
.admin-nav a:hover, .admin-nav a.active { color: var(--a-text); background: var(--a-surface-2); }

.admin-main { flex: 1; padding: 24px; max-width: 1100px; width: 100%; margin: 0 auto; }

.page-title { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.page-title h1 { font-family: var(--font-display); font-size: 1.5rem; margin: 0; font-weight: 600; }

.card {
  background: var(--a-surface); border: 1px solid var(--a-border); border-radius: 10px;
  padding: 20px; margin-bottom: 20px;
}

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card { background: var(--a-surface); border: 1px solid var(--a-border); border-radius: 10px; padding: 16px; }
.stat-card .label { color: var(--a-text-dim); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; }
.stat-card .value { font-family: var(--font-display); font-size: 1.5rem; margin-top: 6px; color: var(--a-gold-light); }

.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--a-border); }
th { color: var(--a-text-dim); font-weight: 600; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; }
tbody tr:hover { background: var(--a-surface-2); }
td.num, th.num { text-align: right; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: 6px;
  border: 1px solid var(--a-border-strong); background: var(--a-surface-2); color: var(--a-text);
  font-family: var(--font-body); font-size: 0.9rem; cursor: pointer; text-decoration: none;
}
.btn:hover { border-color: var(--a-gold); }
.btn-primary { background: var(--a-gold); border-color: var(--a-gold); color: #171410; font-weight: 600; }
.btn-primary:hover { background: var(--a-gold-light); border-color: var(--a-gold-light); }
.btn-danger { border-color: var(--a-danger); color: var(--a-danger); background: transparent; }
.btn-danger:hover { background: rgba(224, 87, 74, 0.12); }
.btn-sm { padding: 5px 10px; font-size: 0.82rem; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

label { display: block; font-size: 0.82rem; color: var(--a-text-muted); margin-bottom: 4px; }
input, select, textarea {
  width: 100%; padding: 9px 10px; border-radius: 6px; border: 1px solid var(--a-border-strong);
  background: var(--a-bg); color: var(--a-text); font-family: var(--font-body); font-size: 0.92rem;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--a-gold); }
.field { margin-bottom: 14px; }
.field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; }

.badge {
  display: inline-block; padding: 3px 10px; border-radius: 100px; font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.04em; font-weight: 600;
}
.badge-draft { background: rgba(169, 164, 154, 0.18); color: var(--a-text-muted); }
.badge-sent { background: rgba(211, 165, 58, 0.18); color: var(--a-warn); }
.badge-paid { background: rgba(90, 168, 106, 0.18); color: var(--a-success); }
.badge-void { background: rgba(224, 87, 74, 0.18); color: var(--a-danger); }
.badge-scheduled { background: rgba(169, 164, 154, 0.18); color: var(--a-text-muted); }
.badge-completed { background: rgba(90, 168, 106, 0.18); color: var(--a-success); }
.badge-canceled { background: rgba(224, 87, 74, 0.18); color: var(--a-danger); }

.alert { padding: 12px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 0.9rem; }
.alert-error { background: rgba(224, 87, 74, 0.12); border: 1px solid rgba(224, 87, 74, 0.4); color: #f2a89e; }
.alert-success { background: rgba(90, 168, 106, 0.12); border: 1px solid rgba(90, 168, 106, 0.4); color: #a8dab3; }

.empty-state { color: var(--a-text-dim); padding: 30px; text-align: center; }

.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex; align-items: flex-start;
  justify-content: center; padding: 40px 16px; overflow-y: auto; z-index: 50;
}
.modal { background: var(--a-surface); border: 1px solid var(--a-border-strong); border-radius: 10px; padding: 24px; max-width: 560px; width: 100%; }
.modal h2 { font-family: var(--font-display); font-size: 1.15rem; margin-top: 0; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { max-width: 360px; width: 100%; }
.login-card .admin-brand { justify-content: center; margin-bottom: 20px; }

.text-muted { color: var(--a-text-muted); }
.text-dim { color: var(--a-text-dim); }
.mt-0 { margin-top: 0; }

.day-header {
  font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--a-text-dim);
  margin: 22px 2px 10px; font-weight: 600;
}
.day-group:first-child .day-header { margin-top: 0; }

.lesson-card {
  display: flex; align-items: center; gap: 16px; padding: 16px; margin-bottom: 10px;
  background: var(--a-surface); border: 1px solid var(--a-border); border-radius: 10px;
  cursor: pointer; text-decoration: none; color: inherit;
  touch-action: manipulation; transition: border-color 0.15s ease, background 0.15s ease;
}
.lesson-card:hover { border-color: var(--a-gold); background: var(--a-surface-2); }

.lesson-card-time { min-width: 78px; font-weight: 600; font-size: 0.95rem; line-height: 1.5; flex-shrink: 0; }
.lesson-card-time .end-time { display: block; color: var(--a-text-dim); font-weight: 400; font-size: 0.82rem; }

.lesson-card-body { flex: 1; min-width: 0; }
.lesson-card-title { font-weight: 600; font-size: 1rem; margin-bottom: 5px; }
.lesson-card-meta { display: flex; flex-wrap: wrap; gap: 4px 14px; color: var(--a-text-muted); font-size: 0.85rem; }

/* =========================================================
   Week grid (Lessons page)
   ========================================================= */
.week-toolbar {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap;
  gap: 12px; margin-bottom: 14px;
}
.week-nav { display: flex; align-items: center; gap: 8px; }
.week-nav .btn { padding: 7px 12px; }
.week-range-label { font-family: var(--font-display); font-size: 1.05rem; color: var(--a-text); min-width: 160px; }

.week-grid-wrap {
  background: var(--a-surface); border: 1px solid var(--a-border); border-radius: 10px;
  overflow-x: hidden; overflow-y: auto; max-height: 640px;
}
.week-grid-header {
  display: grid; grid-template-columns: 56px repeat(7, 1fr);
  border-bottom: 1px solid var(--a-border-strong); background: var(--a-surface-2);
  position: sticky; top: 0; z-index: 3;
}
.week-grid-header-cell { padding: 10px 4px 12px; text-align: center; }
.week-grid-header-cell .dow {
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.07em; color: var(--a-text-dim);
}
.week-grid-header-cell .date-num {
  display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px;
  border-radius: 50%; margin-top: 5px; font-family: var(--font-display); font-size: 0.92rem; color: var(--a-text);
}
.week-grid-header-cell.is-today .date-num { background: var(--a-gold); color: #171410; }

.week-grid-unscheduled { display: grid; grid-template-columns: 56px repeat(7, 1fr); border-bottom: 1px solid var(--a-border); }
.week-grid-unscheduled-label {
  padding: 8px; font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--a-text-dim);
  display: flex; align-items: center;
}
.week-grid-unscheduled-cell { padding: 6px; border-left: 1px solid var(--a-border); display: flex; flex-direction: column; gap: 4px; min-width: 0; }

.week-grid-body { display: grid; grid-template-columns: 56px repeat(7, 1fr); position: relative; }
.week-grid-times { position: relative; }
.week-grid-time-label {
  position: absolute; right: 8px; transform: translateY(-50%);
  font-size: 0.7rem; color: var(--a-text-dim); white-space: nowrap;
}
.week-grid-day-col { position: relative; border-left: 1px solid var(--a-border); }
.week-grid-day-col.is-today { background: rgba(193, 154, 82, 0.05); }
.week-grid-hour-line { position: absolute; left: 0; right: 0; border-top: 1px solid var(--a-border); }

.week-event {
  position: absolute; border-radius: 6px; padding: 3px 6px; font-size: 0.72rem; line-height: 1.3;
  overflow: hidden; border-left: 3px solid var(--ev-color, var(--a-gold)); cursor: pointer;
  text-decoration: none; color: var(--a-text); background: var(--ev-bg, rgba(193, 154, 82, 0.18));
  transition: filter 0.1s ease; min-width: 0;
}
.week-event:hover { filter: brightness(1.2); z-index: 2; }
.week-event .we-time { display: block; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.week-event .we-title { display: block; opacity: 0.88; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.week-event.is-canceled { opacity: 0.5; text-decoration: line-through; }
.week-event .we-live {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--a-success);
  margin-right: 4px; vertical-align: middle;
}

.week-legend { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 12px 2px 0; }
.week-legend-item { display: flex; align-items: center; gap: 6px; font-size: 0.78rem; color: var(--a-text-muted); }
.week-legend-swatch { width: 10px; height: 10px; border-radius: 3px; background: var(--sw-color); flex-shrink: 0; }

.list-view { display: none; }
@media (max-width: 720px) {
  .week-view { display: none; }
  .list-view { display: block; }
}
@media (max-width: 480px) {
  .field-row { grid-template-columns: 1fr; }
}
.lesson-card-meta span { display: inline-flex; align-items: center; gap: 5px; }
.lesson-card-meta svg { flex-shrink: 0; opacity: 0.8; }

.lesson-card-action { flex-shrink: 0; text-align: right; min-height: 44px; display: flex; align-items: center; }
.lesson-card-action .btn { min-height: 44px; }

@media print {
  .no-print { display: none !important; }
  body { background: #fff; color: #111; }
  .admin-main { max-width: 100%; padding: 0; }
}