/* ============================================================
   GlowBook Admin — Design System
   Paleta: rosa pálido / mauve / blanco cálido
   Tipografías: Playfair Display + DM Sans
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --pink-pale:   #F9E8EE;
  --pink-mid:    #E8A0B4;
  --pink-deep:   #D4789A;
  --mauve:       #9B6B7A;
  --mauve-dark:  #7A4F5E;
  --warm-white:  #FDFAF9;
  --cream:       #F5EEF0;
  --charcoal:    #2D2D2D;
  --gray-700:    #4A4A4A;
  --gray-500:    #888888;
  --gray-300:    #D8D0D3;
  --gray-100:    #F3EEF0;
  --green:       #3D7A52;
  --green-light: #A8D5B5;
  --red:         #C0392B;
  --red-light:   #F5C6CB;
  --yellow:      #D4A017;
  --yellow-light:#FFF3CD;
  --blue:        #4A6FA5;
  --blue-light:  #B0C4DE;

  --sidebar-w:   260px;
  --topbar-h:    64px;
  --radius:      12px;
  --radius-sm:   8px;
  --shadow:      0 2px 16px rgba(155,107,122,.10);
  --shadow-md:   0 4px 24px rgba(155,107,122,.15);
  --transition:  .2s ease;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:   'DM Sans', system-ui, sans-serif;
}

/* ── Reset base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body { font-family: var(--font-body); background: var(--cream); color: var(--charcoal); line-height: 1.6; }
a { color: var(--mauve); text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
input, select, textarea {
  width: 100%; padding: .625rem .875rem;
  border: 1.5px solid var(--gray-300); border-radius: var(--radius-sm);
  background: #fff; color: var(--charcoal); outline: none;
  transition: border-color var(--transition);
}
input:focus, select:focus, textarea:focus { border-color: var(--pink-mid); box-shadow: 0 0 0 3px rgba(232,160,180,.20); }
label { display: block; font-size: .8125rem; font-weight: 500; color: var(--gray-700); margin-bottom: .35rem; }
textarea { resize: vertical; min-height: 80px; }

/* ── Layout ─────────────────────────────────────────────────── */
.admin-body { display: flex; min-height: 100vh; }

/* ── Sidebar ─────────────────────────────────────────────────── */
.sidebar {
  position: fixed; inset: 0 auto 0 0;
  width: var(--sidebar-w); background: #fff;
  border-right: 1px solid var(--gray-100);
  display: flex; flex-direction: column;
  z-index: 100; box-shadow: var(--shadow);
  transition: transform var(--transition);
}
.sidebar-header {
  padding: 1.5rem 1.25rem 1rem;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--gray-100);
}
.sidebar-logo {
  font-family: var(--font-display); font-size: 1.25rem;
  font-weight: 600; color: var(--mauve);
  letter-spacing: .03em;
}
.sidebar-close { display: none; background: none; border: none; cursor: pointer; color: var(--gray-500); font-size: 1.1rem; }
.sidebar-nav { flex: 1; padding: .75rem 0; overflow-y: auto; }
.nav-item {
  display: flex; align-items: center; gap: .75rem;
  padding: .65rem 1.25rem; color: var(--gray-700);
  font-size: .875rem; font-weight: 400;
  border-left: 3px solid transparent;
  transition: all var(--transition);
}
.nav-item:hover { background: var(--pink-pale); color: var(--mauve); }
.nav-item.active { background: var(--pink-pale); color: var(--mauve-dark); font-weight: 600; border-left-color: var(--pink-deep); }
.nav-divider { height: 1px; background: var(--gray-100); margin: .5rem 1.25rem; }
.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--gray-100);
  display: flex; align-items: center; gap: .75rem;
}
.user-info { flex: 1; display: flex; align-items: center; gap: .625rem; min-width: 0; }
.user-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--pink-mid); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: .8125rem; font-weight: 600; flex-shrink: 0;
}
.user-meta { display: flex; flex-direction: column; min-width: 0; }
.user-name { font-size: .8125rem; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: .6875rem; color: var(--gray-500); text-transform: capitalize; }
.btn-logout {
  background: none; border: none; cursor: pointer;
  color: var(--gray-500); padding: .375rem;
  border-radius: var(--radius-sm); transition: all var(--transition);
  display: flex;
}
.btn-logout:hover { background: var(--red-light); color: var(--red); }
.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.4); z-index: 99;
}

/* ── Main content ───────────────────────────────────────────── */
.main-content { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  position: sticky; top: 0; z-index: 50;
  height: var(--topbar-h); background: #fff;
  border-bottom: 1px solid var(--gray-100);
  display: flex; align-items: center; gap: 1rem;
  padding: 0 1.5rem; box-shadow: 0 1px 4px rgba(0,0,0,.05);
}
.btn-menu { display: none; background: none; border: none; cursor: pointer; color: var(--charcoal); padding: .25rem; }
.page-title { font-family: var(--font-display); font-size: 1.125rem; font-weight: 600; color: var(--mauve-dark); flex: 1; }
.topbar-actions { display: flex; gap: .5rem; }
.btn-icon {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  border: 1.5px solid var(--gray-300); color: var(--gray-700);
  background: #fff; cursor: pointer; transition: all var(--transition);
}
.btn-icon:hover { border-color: var(--pink-mid); color: var(--mauve); }
.page-body { padding: 1.5rem; flex: 1; }

/* ── Alertas ────────────────────────────────────────────────── */
.alert {
  padding: .875rem 1.125rem; border-radius: var(--radius-sm);
  margin-bottom: 1rem; font-size: .875rem; display: flex; align-items: center; gap: .5rem;
}
.alert-success { background: #D4EDDA; color: #155724; border: 1px solid #C3E6CB; }
.alert-error   { background: var(--red-light); color: var(--red); border: 1px solid #F5C6CB; }

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1.5rem;
  border: 1px solid var(--gray-100);
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.25rem;
}
.card-title { font-family: var(--font-display); font-size: 1.0625rem; font-weight: 600; color: var(--mauve-dark); }

/* ── Grid ───────────────────────────────────────────────────── */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ── Stats ──────────────────────────────────────────────────── */
.stat-card {
  background: #fff; border-radius: var(--radius);
  padding: 1.25rem 1.5rem; box-shadow: var(--shadow);
  border: 1px solid var(--gray-100); position: relative; overflow: hidden;
}
.stat-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 4px; height: 100%; background: var(--pink-mid);
}
.stat-label { font-size: .75rem; font-weight: 500; color: var(--gray-500); text-transform: uppercase; letter-spacing: .07em; }
.stat-value { font-family: var(--font-display); font-size: 2rem; font-weight: 600; color: var(--mauve-dark); line-height: 1.2; margin-top: .25rem; }
.stat-sub   { font-size: .8125rem; color: var(--gray-500); margin-top: .25rem; }
.stat-card.accent::before  { background: var(--pink-deep); }
.stat-card.success::before { background: var(--green); }
.stat-card.info::before    { background: var(--blue); }

/* ── Botones ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .6rem 1.25rem; border-radius: var(--radius-sm);
  font-size: .875rem; font-weight: 500; cursor: pointer;
  border: none; transition: all var(--transition); text-decoration: none;
}
.btn-primary { background: var(--pink-deep); color: #fff; }
.btn-primary:hover { background: var(--mauve); }
.btn-secondary { background: #fff; color: var(--charcoal); border: 1.5px solid var(--gray-300); }
.btn-secondary:hover { border-color: var(--pink-mid); color: var(--mauve); }
.btn-danger { background: var(--red); color: #fff; }
.btn-danger:hover { background: #a93226; }
.btn-success { background: var(--green); color: #fff; }
.btn-sm { padding: .375rem .875rem; font-size: .8125rem; }
.btn-xs { padding: .25rem .6rem; font-size: .75rem; }
.btn:disabled { opacity: .6; cursor: not-allowed; }

/* ── Badges de estado ───────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: .2rem .65rem; border-radius: 999px;
  font-size: .75rem; font-weight: 500;
}
.badge-pending   { background: var(--yellow-light); color: #856404; }
.badge-confirmed { background: #D4EDDA; color: #155724; }
.badge-cancelled { background: var(--red-light); color: var(--red); }
.badge-completed { background: var(--blue-light); color: var(--blue); }
.badge-no_show   { background: var(--gray-100); color: var(--gray-500); }

/* ── Tabla ──────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-sm); }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
thead th {
  background: var(--gray-100); color: var(--gray-700);
  font-size: .75rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .06em; padding: .75rem 1rem; text-align: left;
  white-space: nowrap;
}
tbody td { padding: .875rem 1rem; border-bottom: 1px solid var(--gray-100); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--pink-pale); }

/* ── Formularios ─────────────────────────────────────────────── */
.form-group { margin-bottom: 1.125rem; }
.form-row { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.form-hint { font-size: .75rem; color: var(--gray-500); margin-top: .25rem; }
.form-actions { display: flex; gap: .75rem; margin-top: 1.5rem; flex-wrap: wrap; }

/* ── Filtros ─────────────────────────────────────────────────── */
.filters-bar {
  display: flex; flex-wrap: wrap; gap: .75rem;
  align-items: flex-end; margin-bottom: 1.25rem;
}
.filters-bar .form-group { margin-bottom: 0; flex: 1; min-width: 140px; }
.filters-bar input, .filters-bar select { min-width: 130px; }

/* ── Modal ──────────────────────────────────────────────────── */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.45); z-index: 200;
  align-items: center; justify-content: center; padding: 1rem;
}
.modal-overlay.open { display: flex; }
.modal {
  background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  max-width: 540px; width: 100%;
  max-height: 90vh; overflow-y: auto;
  animation: modalIn .2s ease;
}
@keyframes modalIn { from { transform: translateY(-16px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--gray-100);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-title { font-family: var(--font-display); font-size: 1.0625rem; color: var(--mauve-dark); font-weight: 600; }
.modal-close { background: none; border: none; cursor: pointer; font-size: 1.25rem; color: var(--gray-500); line-height: 1; }
.modal-body { padding: 1.5rem; }
.modal-footer { padding: 1rem 1.5rem; border-top: 1px solid var(--gray-100); display: flex; gap: .75rem; justify-content: flex-end; }

/* ── Login page ─────────────────────────────────────────────── */
.login-page {
  min-height: 100vh; background: var(--cream);
  display: flex; align-items: center; justify-content: center;
  padding: 1.5rem;
}
.login-card {
  background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow-md); padding: 2.5rem;
  width: 100%; max-width: 400px;
}
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo-text { font-family: var(--font-display); font-size: 2rem; font-weight: 600; color: var(--mauve); }
.login-logo-sub  { font-size: .8125rem; color: var(--gray-500); margin-top: .25rem; }

/* ── Dashboard ──────────────────────────────────────────────── */
.today-list { list-style: none; display: flex; flex-direction: column; gap: .625rem; }
.today-item {
  display: flex; align-items: center; gap: 1rem;
  padding: .75rem 1rem; border-radius: var(--radius-sm);
  background: var(--cream); border-left: 3px solid var(--pink-mid);
}
.today-time { font-size: .8125rem; font-weight: 600; color: var(--mauve); min-width: 48px; }
.today-info { flex: 1; min-width: 0; }
.today-client  { font-size: .875rem; font-weight: 500; }
.today-service { font-size: .75rem; color: var(--gray-500); }

/* ── Calendar ───────────────────────────────────────────────── */
.fc { font-family: var(--font-body) !important; font-size: .875rem; }
.fc-toolbar-title { font-family: var(--font-display) !important; color: var(--mauve-dark) !important; }
.fc-button-primary { background: var(--pink-deep) !important; border-color: var(--pink-deep) !important; }
.fc-button-primary:hover { background: var(--mauve) !important; border-color: var(--mauve) !important; }
.fc-event { border-radius: 6px !important; font-size: .75rem !important; }

/* ── Public booking ─────────────────────────────────────────── */
.booking-page {
  min-height: 100vh;
  background: linear-gradient(160deg, var(--pink-pale) 0%, var(--warm-white) 50%);
  font-family: var(--font-body);
}
.booking-hero {
  text-align: center;
  padding: 3.5rem 1.5rem 2rem;
}
.booking-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  color: var(--mauve-dark);
  line-height: 1.25;
}
.booking-hero p { color: var(--gray-700); margin-top: .75rem; font-size: 1.0625rem; }
.booking-card {
  background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow-md); padding: 2rem;
  max-width: 680px; margin: 0 auto 2rem;
}
.booking-section-title {
  font-family: var(--font-display); font-size: 1.125rem;
  color: var(--mauve-dark); margin-bottom: 1.25rem;
  padding-bottom: .625rem; border-bottom: 1px solid var(--gray-100);
}

/* Service cards */
.service-cards { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.service-card {
  border: 2px solid var(--gray-300); border-radius: var(--radius-sm);
  padding: 1rem; cursor: pointer; transition: all var(--transition);
  position: relative;
}
.service-card:hover { border-color: var(--pink-mid); background: var(--pink-pale); }
.service-card.selected { border-color: var(--pink-deep); background: var(--pink-pale); }
.service-card input[type=radio] { position: absolute; opacity: 0; }
.service-name { font-weight: 500; font-size: .9375rem; }
.service-meta { font-size: .8125rem; color: var(--gray-500); margin-top: .25rem; }
.service-price { font-weight: 600; color: var(--mauve); margin-top: .5rem; }

/* Staff cards */
.staff-cards { display: flex; gap: .75rem; flex-wrap: wrap; }
.staff-card {
  border: 2px solid var(--gray-300); border-radius: var(--radius-sm);
  padding: .875rem 1.25rem; cursor: pointer; transition: all var(--transition);
  display: flex; align-items: center; gap: .75rem; flex: 1; min-width: 160px;
}
.staff-card:hover { border-color: var(--pink-mid); }
.staff-card.selected { border-color: var(--pink-deep); background: var(--pink-pale); }
.staff-card input[type=radio] { position: absolute; opacity: 0; }
.staff-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--pink-mid); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: .875rem; flex-shrink: 0;
}

/* Time slots */
.slots-grid { display: flex; flex-wrap: wrap; gap: .5rem; }
.slot-btn {
  padding: .5rem .875rem; border-radius: var(--radius-sm);
  border: 1.5px solid var(--gray-300); background: #fff;
  font-size: .875rem; cursor: pointer; transition: all var(--transition);
}
.slot-btn:hover { border-color: var(--pink-mid); color: var(--mauve); }
.slot-btn.selected { background: var(--pink-deep); border-color: var(--pink-deep); color: #fff; }
.slot-btn:disabled { opacity: .45; cursor: not-allowed; }

/* Coupon */
.coupon-row { display: flex; gap: .5rem; }
.coupon-row input { flex: 1; }
.coupon-feedback { font-size: .8125rem; margin-top: .375rem; }
.coupon-feedback.ok  { color: var(--green); }
.coupon-feedback.err { color: var(--red); }

/* Summary box */
.summary-box {
  background: var(--pink-pale); border-radius: var(--radius-sm);
  padding: 1.25rem; margin-top: 1rem; display: none;
}
.summary-row { display: flex; justify-content: space-between; font-size: .875rem; padding: .3rem 0; }
.summary-row.total { font-weight: 600; font-size: 1rem; border-top: 1px solid var(--pink-mid); margin-top: .375rem; padding-top: .625rem; }

/* Loading skeleton */
.skeleton {
  background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-300) 50%, var(--gray-100) 75%);
  background-size: 200% 100%; animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: none; }
  .sidebar-close { display: block; }
  .sidebar-overlay.open { display: block; }
  .main-content { margin-left: 0; }
  .btn-menu { display: flex; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .page-body { padding: 1rem; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .filters-bar { flex-direction: column; }
  .filters-bar .form-group { min-width: auto; }
  .modal { max-height: 95vh; }
  .booking-card { padding: 1.25rem; }
  .service-cards { grid-template-columns: 1fr; }
}

/* ── Utilidades ─────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-muted  { color: var(--gray-500); font-size: .8125rem; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.flex { display: flex; }
.flex-gap { gap: .75rem; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.w-full { width: 100%; }
.empty-state { text-align: center; padding: 3rem 1rem; color: var(--gray-500); }
.empty-state svg { margin: 0 auto 1rem; opacity: .4; }
.empty-state h3 { font-family: var(--font-display); font-size: 1.125rem; color: var(--gray-700); margin-bottom: .5rem; }