/* ============================================================
   ACADEMIA KIESLER — Hoja de estilos principal
   Paleta: dorado #AD7F24, azul noche #1B1343, papel #FBF8F1
   ============================================================ */

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

:root {
  --gold: #AD7F24;
  --gold-soft: #F5E8C8;
  --gold-deep: #8A6418;
  --navy: #1B1343;
  --navy-deep: #04030D;
  --paper: #FBF8F1;
  --paper-2: #FFFFFF;
  --ink: #1A1530;
  --ink-soft: #5B5470;
  --ink-soft-2: #8E8E9B;
  --line: #E4DDC9;
  --line-2: #EFEADD;
  --success: #0F6E56;
  --success-bg: #E1F5EE;
  --warning: #854F0B;
  --warning-bg: #FAEEDA;
  --danger: #A32D2D;
  --danger-bg: #FCEBEB;
  --info: #0C447C;
  --info-bg: #E6F1FB;
  --sub-bg: #EEEDFE;
  --sub-text: #3C3489;
}

[data-theme="dark"] {
  --paper: #0E0927;
  --paper-2: #1B1343;
  --ink: #F5F5F5;
  --ink-soft: #B8B3C7;
  --ink-soft-2: #8E8E9B;
  --line: rgba(173, 127, 36, 0.25);
  --line-2: rgba(173, 127, 36, 0.15);
  --navy: #04030D;
  --gold-soft: rgba(173, 127, 36, 0.18);
  --success-bg: rgba(15,110,86,0.25);
  --warning-bg: rgba(133,79,11,0.3);
  --danger-bg: rgba(121,31,31,0.3);
  --info-bg: rgba(12,68,124,0.3);
  --sub-bg: rgba(60,52,137,0.3);
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--paper);
  color: var(--ink);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
}

/* ====== TOP BAR ====== */
.topbar {
  background: var(--navy);
  color: #F5F5F5;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid var(--gold);
}
.topbar-logo { display: flex; align-items: center; gap: 12px; cursor: pointer; }
.topbar-mark {
  width: 38px; height: 38px;
  background: var(--gold); color: var(--navy-deep);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Cambria', Georgia, serif; font-size: 22px; font-weight: 600;
}
.topbar-brand { font-family: 'Cambria', Georgia, serif; font-size: 16px; letter-spacing: 1.5px; line-height: 1; }
.topbar-sub { font-size: 9px; letter-spacing: 2px; color: var(--gold); margin-top: 3px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.topbar-user { font-size: 13px; color: rgba(245,245,245,0.85); display: flex; flex-direction: column; align-items: flex-end; }
.topbar-user .role { font-size: 10px; letter-spacing: 1px; color: var(--gold); text-transform: uppercase; }
.icon-btn {
  width: 32px; height: 32px; border-radius: 6px;
  background: rgba(245,245,245,0.08);
  border: 0.5px solid rgba(173,127,36,0.3);
  color: #F5F5F5;
  cursor: pointer;
  font-size: 15px;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.icon-btn:hover { background: rgba(173,127,36,0.2); }
.icon-btn.danger:hover { background: rgba(163,45,45,0.3); }

/* ====== TABS ====== */
.tabs {
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  padding: 0 20px;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.tab {
  padding: 12px 14px;
  font-size: 13px;
  color: var(--ink-soft);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
  display: flex; align-items: center; gap: 6px;
  transition: all 0.15s;
}
.tab:hover { color: var(--gold-deep); }
.tab.active { color: var(--gold-deep); border-bottom-color: var(--gold); font-weight: 600; }
[data-theme="dark"] .tab.active, [data-theme="dark"] .tab:hover { color: var(--gold); }

/* ====== MAIN CONTAINER ====== */
.container { padding: 20px; max-width: 1200px; margin: 0 auto; }

/* ====== CARDS ====== */
.card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  margin-bottom: 14px;
}
.card-title {
  font-family: 'Cambria', Georgia, serif;
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 8px;
}
.card-title i { color: var(--gold); }

/* ====== STATS ====== */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}
.stat {
  background: var(--gold-soft);
  border-radius: 8px;
  padding: 12px 14px;
  border-left: 4px solid var(--gold);
}
.stat.danger { background: var(--danger-bg); border-left-color: var(--danger); }
.stat.success { background: var(--success-bg); border-left-color: var(--success); }
.stat-label {
  font-size: 11px;
  color: var(--gold-deep);
  letter-spacing: 0.4px;
  font-weight: 600;
  text-transform: uppercase;
}
.stat.danger .stat-label { color: var(--danger); }
.stat.success .stat-label { color: var(--success); }
[data-theme="dark"] .stat-label { color: var(--gold); }
.stat-value {
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  font-family: 'Cambria', Georgia, serif;
  margin-top: 4px;
}

/* ====== ROWS (lista) ====== */
.row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-2);
  gap: 10px;
}
.row:last-child { border-bottom: none; }
.row-meta { font-size: 12px; color: var(--ink-soft); margin-top: 2px; }
.row-main { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.row-actions { display: flex; gap: 6px; align-items: center; flex-shrink: 0; }

/* ====== AVATAR ====== */
.avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--gold-soft);
  color: var(--gold-deep);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600;
  flex-shrink: 0;
}
[data-theme="dark"] .avatar { color: var(--gold); }

/* ====== BUTTONS ====== */
.btn {
  border: none;
  padding: 8px 14px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  font-family: inherit;
  transition: all 0.15s;
}
.btn-gold { background: var(--gold); color: var(--navy-deep); }
.btn-gold:hover { background: var(--gold-deep); color: var(--paper); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-deep); }
[data-theme="dark"] .btn-ghost:hover { color: var(--gold); }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #791F1F; }
.btn-sm { padding: 5px 10px; font-size: 11px; }
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ====== PILLS ====== */
.pill {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.pill-paid { background: var(--success-bg); color: var(--success); }
.pill-pend { background: var(--warning-bg); color: var(--warning); }
.pill-info { background: var(--info-bg); color: var(--info); }
.pill-danger { background: var(--danger-bg); color: var(--danger); }
.pill-gold { background: var(--gold-soft); color: var(--gold-deep); }
.pill-sub { background: var(--sub-bg); color: var(--sub-text); }
[data-theme="dark"] .pill-paid { color: #9FE1CB; }
[data-theme="dark"] .pill-pend { color: #FAC775; }
[data-theme="dark"] .pill-info { color: #B5D4F4; }
[data-theme="dark"] .pill-danger { color: #F09595; }
[data-theme="dark"] .pill-gold { color: var(--gold); }
[data-theme="dark"] .pill-sub { color: #CECBF6; }

/* ====== FORMS ====== */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}
.field { display: flex; flex-direction: column; }
.field.full { grid-column: 1 / -1; }
label, .label {
  font-size: 12px;
  color: var(--ink-soft);
  margin-bottom: 5px;
  font-weight: 600;
  display: block;
}
input, select, textarea {
  background: var(--paper-2);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 9px 11px;
  border-radius: 7px;
  font-size: 13px;
  font-family: inherit;
  width: 100%;
  outline: none;
  transition: border-color 0.15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--gold); }
textarea { resize: vertical; min-height: 70px; }

/* ====== LOGIN ====== */
.login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #04030D 0%, #1B1343 100%);
  padding: 20px;
}
.login-box {
  background: var(--paper);
  border-radius: 14px;
  padding: 36px 32px;
  width: 100%; max-width: 380px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  border: 1px solid var(--gold);
}
.login-header { text-align: center; margin-bottom: 26px; }
.login-mark {
  width: 64px; height: 64px;
  background: var(--gold); color: var(--navy-deep);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Cambria', Georgia, serif; font-size: 36px; font-weight: 700;
  margin: 0 auto 14px;
}
.login-title {
  font-family: 'Cambria', Georgia, serif;
  font-size: 22px;
  letter-spacing: 3px;
  color: var(--navy);
  margin-bottom: 4px;
}
.login-sub {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--gold-deep);
}
.login-divider {
  text-align: center;
  color: var(--gold-deep);
  font-family: 'Cambria', Georgia, serif;
  letter-spacing: 4px;
  font-size: 11px;
  margin: 18px 0 14px;
}

/* ====== ALERTS ====== */
.alert {
  padding: 11px 13px;
  border-radius: 7px;
  margin-bottom: 12px;
  font-size: 13px;
  border-left: 4px solid;
}
.alert-success { background: var(--success-bg); color: var(--success); border-color: var(--success); }
.alert-error { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }
.alert-info { background: var(--info-bg); color: var(--info); border-color: var(--info); }
.alert-warning { background: var(--warning-bg); color: var(--warning); border-color: var(--warning); }
.alert.hidden { display: none; }

/* ====== EMPTY STATE ====== */
.empty {
  text-align: center;
  padding: 30px 20px;
  color: var(--ink-soft);
  font-size: 13px;
}
.empty i { font-size: 32px; color: var(--gold); display: block; margin-bottom: 8px; }

/* ====== STARS ====== */
.stars {
  display: inline-flex;
  gap: 3px;
  color: var(--gold);
  font-size: 16px;
}
.stars .empty-star { color: var(--line); }
.star-input {
  display: inline-flex; gap: 6px;
  font-size: 28px;
  margin: 6px 0;
}
.star-input span {
  color: var(--line);
  cursor: pointer;
  transition: color 0.1s;
}
.star-input span.on,
.star-input span.hover { color: var(--gold); }

/* ====== MONEY ====== */
.cash-in { color: var(--success); font-weight: 600; }
.cash-out { color: var(--danger); font-weight: 600; }
[data-theme="dark"] .cash-in { color: #9FE1CB; }
[data-theme="dark"] .cash-out { color: #F09595; }

/* ====== SCREENS (paneles que se muestran/ocultan por pestaña) ====== */
.screen { display: none; }
.screen.active { display: block; }

/* ====== TOAST ====== */
#toast {
  position: fixed;
  bottom: 24px; right: 24px;
  background: var(--navy);
  color: var(--paper);
  padding: 14px 20px;
  border-radius: 8px;
  border-left: 4px solid var(--gold);
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
  font-size: 13px;
  z-index: 1000;
  display: none;
  max-width: 360px;
}
#toast.show { display: block; animation: slidein 0.3s ease; }
#toast.success { border-left-color: var(--success); }
#toast.error { border-left-color: var(--danger); }
@keyframes slidein { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ====== MODAL ====== */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  display: none;
  align-items: center; justify-content: center;
  z-index: 500;
  padding: 20px;
}
.modal-backdrop.show { display: flex; }
.modal {
  background: var(--paper-2);
  border-radius: 12px;
  padding: 24px;
  width: 100%; max-width: 500px;
  max-height: 90vh; overflow-y: auto;
  border: 1px solid var(--gold);
}
.modal-title {
  font-family: 'Cambria', Georgia, serif;
  font-size: 17px;
  color: var(--ink);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.modal-footer {
  display: flex; gap: 8px; justify-content: flex-end;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

/* ====== LOADING ====== */
.loading {
  text-align: center; padding: 40px 20px;
  color: var(--ink-soft);
}
.spinner {
  display: inline-block;
  width: 24px; height: 24px;
  border: 3px solid var(--line);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 10px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ====== TABLES (simple, responsive) ====== */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th {
  text-align: left;
  padding: 9px 8px;
  background: var(--gold-soft);
  color: var(--gold-deep);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  border-bottom: 1px solid var(--line);
}
[data-theme="dark"] th { color: var(--gold); }
td {
  padding: 9px 8px;
  border-bottom: 1px solid var(--line-2);
  color: var(--ink);
}

/* ====== CALENDAR ====== */
.calendar {
  display: grid;
  grid-template-columns: 56px repeat(7, 1fr);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  font-size: 11px;
  background: var(--paper-2);
}
.cal-head {
  background: var(--gold-soft);
  color: var(--gold-deep);
  padding: 8px 4px;
  text-align: center;
  font-weight: 600;
  font-size: 11px;
  border-bottom: 1px solid var(--line);
}
[data-theme="dark"] .cal-head { color: var(--gold); }
.cal-hr {
  padding: 6px 6px;
  color: var(--ink-soft);
  text-align: right;
  border-right: 1px solid var(--line);
  font-size: 10px;
  border-bottom: 1px solid var(--line-2);
}
.cal-cell {
  border-right: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
  min-height: 36px;
  padding: 3px;
  position: relative;
}
.cal-evt {
  background: var(--gold);
  color: var(--navy-deep);
  border-radius: 4px;
  padding: 3px 5px;
  font-size: 10px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  margin-bottom: 2px;
}
.cal-evt.sub { background: var(--sub-text); color: #FFF; }
.cal-evt.future { background: var(--gold-soft); color: var(--gold-deep); border: 1px dashed var(--gold); }

/* ====== UTIL ====== */
.flex { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.flex-end { justify-content: flex-end; }
.flex-between { justify-content: space-between; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.text-muted { color: var(--ink-soft); }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.hidden { display: none !important; }
.quote {
  font-style: italic;
  color: var(--ink-soft);
  font-size: 12px;
  border-left: 3px solid var(--gold);
  padding-left: 10px;
  margin: 4px 0;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 640px) {
  .container { padding: 14px; }
  .card { padding: 14px; }
  .form-grid { grid-template-columns: 1fr; }
  .stat-value { font-size: 18px; }
  .topbar { padding: 10px 14px; }
  .topbar-brand { font-size: 14px; }
  .topbar-sub { font-size: 8px; }
  .topbar-user { display: none; }
  .calendar { font-size: 9px; }
  .cal-evt { font-size: 8px; padding: 2px 3px; }
}