:root {
  --bg: #0a0a0a;
  --panel: #1c1c1c;
  --panel-hover: #262626;
  --yellow: #f5c518;
  --yellow-dim: #d9ad12;
  --text: #f2f2f2;
  --text-dim: #a3a3a3;
  --danger: #e0454c;
  --radius: 10px;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

/* ---------- LAYOUT ---------- */
.app-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: #101010;
  border-right: 1px solid #232323;
  padding: 24px 16px;
}

.sidebar .brand {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--yellow);
  margin-bottom: 28px;
  padding: 0 8px;
}

.sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 0.92rem;
  margin-bottom: 4px;
  transition: background 0.15s, color 0.15s;
}

.sidebar nav a:hover,
.sidebar nav a.active {
  background: var(--panel);
  color: var(--yellow);
}

.main {
  display: flex;
  flex-direction: column;
}

/* ---------- TOPBAR ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
  padding: 14px 24px;
  border-bottom: 2px solid var(--yellow);
  background: #0e0e0e;
}

.topbar .user {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.topbar .user strong { color: var(--text); }

/* ---------- CONTENT ---------- */
.content { padding: 28px; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.page-header h1 { font-size: 1.4rem; margin: 0; }

/* ---------- STAT CARDS (dashboard) ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.stat-card {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid #262626;
  transition: transform 0.15s, border-color 0.15s;
  color: inherit;
  text-decoration: none;
}

a.stat-card { cursor: pointer; }

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--yellow-dim);
}

.stat-card .value { font-size: 1.7rem; font-weight: 700; }
.stat-card .label { color: var(--text-dim); font-size: 0.85rem; margin-top: 4px; }
.stat-card .icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(245, 197, 24, 0.12);
  border-radius: 8px;
  font-size: 1.3rem;
}

/* ---------- ALERT BANNER ---------- */
.banner {
  background: #1a0e0e;
  border: 1px solid var(--danger);
  color: #ff8a8f;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* ---------- TABLE ---------- */
.table-wrap {
  background: var(--panel);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid #262626;
}

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

thead th {
  text-align: left;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  padding: 14px 18px;
  border-bottom: 1px solid #262626;
}

tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid #201f1f;
  font-size: 0.9rem;
}

tbody tr:hover { background: var(--panel-hover); }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge.activo { background: rgba(60, 200, 120, 0.15); color: #59d98a; }
.badge.inactivo { background: rgba(224, 69, 76, 0.15); color: #ff8a8f; }
.badge.vencido { background: rgba(224, 69, 76, 0.15); color: #ff8a8f; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 8px;
  border: none;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: filter 0.15s;
}
.btn:hover { filter: brightness(1.1); }
.btn-primary { background: var(--yellow); color: #14140f; }
.btn-secondary { background: var(--panel-hover); color: var(--text); }
.btn-danger { background: rgba(224,69,76,0.15); color: #ff8a8f; }
.btn-sm { padding: 6px 12px; font-size: 0.78rem; }

/* ---------- FORMS ---------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 720px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.section-title {
  font-size: 0.95rem;
  color: var(--yellow);
  border-top: 1px solid #262626;
  padding-top: 18px;
  margin: 22px 0 14px;
}
.form-group label { font-size: 0.82rem; color: var(--text-dim); }
.form-group input, .form-group select, .form-group textarea {
  background: #141414;
  border: 1px solid #2a2a2a;
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 0.92rem;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--yellow);
}

/* ---------- LOGIN ---------- */
.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 20%, #1a1a1a, #050505);
}
.login-card {
  background: var(--panel);
  border: 1px solid #262626;
  border-radius: 14px;
  padding: 40px 36px;
  width: 100%;
  max-width: 380px;
  text-align: center;
}
.login-card .brand {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--yellow);
  margin-bottom: 24px;
}
.login-card form { display: flex; flex-direction: column; gap: 14px; margin-top: 20px; }
.login-card .btn { width: 100%; justify-content: center; margin-top: 6px; }

.alert {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 10px;
}
.alert-error { background: rgba(224,69,76,0.12); color: #ff8a8f; border: 1px solid rgba(224,69,76,0.3); }
.alert-success { background: rgba(60,200,120,0.12); color: #59d98a; border: 1px solid rgba(60,200,120,0.3); }

@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    display: block;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 270px;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    z-index: 50;
    overflow-y: auto;
  }
  .sidebar.sidebar-open { transform: translateX(0); }
  .sidebar-toggle { display: flex; }
  .sidebar-overlay.sidebar-open { display: block; }
  .content { padding-top: 60px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
}

/* ---------- CLIENTES: toolbar / subbar ---------- */
.clientes-toolbar {
  display: flex;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--yellow);
  margin-bottom: 16px;
}

.clientes-subbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.mostrar-registros select {
  background: #141414;
  border: 1px solid #2a2a2a;
  border-radius: 6px;
  color: var(--text);
  padding: 4px 8px;
  margin: 0 4px;
}

.buscar-form { display: flex; align-items: center; gap: 8px; }
.buscar-form input {
  background: #141414;
  border: 1px solid #2a2a2a;
  border-radius: 6px;
  padding: 7px 10px;
  color: var(--text);
  width: 220px;
}

/* ---------- CLIENTES: tabla ---------- */
.avatar-sm { width: 38px; height: 38px; border-radius: 50%; object-fit: cover; }
.avatar-placeholder {
  width: 38px; height: 38px; border-radius: 50%;
  background: #262626; display: flex; align-items: center; justify-content: center;
  color: var(--text-dim);
}
.cliente-doc { font-size: 0.72rem; color: var(--text-dim); }
.cliente-link { color: var(--yellow); font-weight: 600; }
.cliente-contacto { display: flex; gap: 10px; margin-top: 4px; font-size: 0.75rem; color: var(--text-dim); }
.cliente-contacto span { display: inline-flex; align-items: center; gap: 3px; }
.link-sm { font-size: 0.75rem; color: var(--yellow-dim); }
.text-danger { color: #ff8a8f; }

.icon-group { display: flex; gap: 8px; flex-wrap: wrap; }
.icon-group a, .icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 6px;
  background: #262626; color: var(--text-dim);
  border: none; cursor: pointer; transition: background 0.15s, color 0.15s;
}
.icon-group a:hover, .icon-btn:hover { background: var(--yellow); color: #14140f; }
.icon-group-ventas a { background: rgba(245,197,24,0.12); color: var(--yellow-dim); }
.icon-group-ventas a:hover { background: var(--yellow); color: #14140f; }
.icon-fondos { background: rgba(60,200,120,0.12) !important; color: #59d98a !important; }
.icon-group-ventas-single { background: rgba(80,160,255,0.14) !important; color: #7ab8ff !important; }
.icon-danger { background: rgba(224,69,76,0.12) !important; color: #ff8a8f !important; }
.icon-danger:hover { background: var(--danger) !important; color: #fff !important; }

/* ---------- FICHA CLIENTE: tabs ---------- */
.ficha-header {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--panel);
  border: 1px solid #262626;
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.ficha-header .avatar-lg {
  width: 64px; height: 64px; border-radius: 50%; object-fit: cover;
}
.ficha-header .avatar-placeholder-lg {
  width: 64px; height: 64px; border-radius: 50%;
  background: #262626; display: flex; align-items: center; justify-content: center; color: var(--text-dim);
}
.ficha-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  border-bottom: 1px solid #262626;
  margin-bottom: 20px;
}
.ficha-tabs a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 14px;
  font-size: 0.85rem;
  color: var(--text-dim);
  border-bottom: 2px solid transparent;
}
.ficha-tabs a.active { color: var(--yellow); border-color: var(--yellow); }
.ficha-tabs a:hover { color: var(--text); }

.detalle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.detalle-item { background: var(--panel); border: 1px solid #262626; border-radius: 8px; padding: 12px 16px; }
.detalle-item .label { font-size: 0.72rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; }
.detalle-item .value { font-size: 0.95rem; margin-top: 4px; }

/* ---------- Config: color swatches / tabs ---------- */
.config-tabs { display: flex; gap: 8px; margin-bottom: 20px; }
.config-tabs a { padding: 9px 16px; border-radius: 8px; background: var(--panel); color: var(--text-dim); font-size: 0.85rem; }
.config-tabs a.active { background: var(--yellow); color: #14140f; font-weight: 600; }
.color-input-row { display: flex; align-items: center; gap: 10px; }
.color-input-row input[type="color"] { width: 46px; height: 36px; border: none; background: none; padding: 0; border-radius: 6px; cursor: pointer; }

/* ---------- Tarjeta de formulario con borde amarillo (estilo empleados) ---------- */
.form-card {
  background: #0e0e0e;
  border: 2px solid var(--yellow);
  border-radius: 16px;
  padding: 32px;
  max-width: 900px;
  box-shadow: 0 0 30px rgba(245,197,24,0.08);
}
.horario-row {
  display: grid;
  grid-template-columns: 120px 1fr 1fr 140px;
  gap: 16px;
  align-items: end;
  padding: 14px 0;
  border-bottom: 1px solid #232323;
}
.horario-row .dia-label { font-weight: 600; padding-top: 8px; }
.servicio-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--panel);
  border: 1px solid #262626;
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 10px;
  max-width: 420px;
}
.servicio-card img { width: 60px; height: 40px; object-fit: cover; border-radius: 6px; }
.servicio-card input[type="checkbox"] { width: 18px; height: 18px; }

/* ---------- LOCKERS ---------- */
.locker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 14px;
}
.locker-card {
  background: var(--panel);
  border: 1px solid #262626;
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}
.locker-card.ocupado { border-color: var(--yellow-dim); }
.locker-numero { font-weight: 700; display: flex; align-items: center; justify-content: center; gap: 6px; margin-bottom: 8px; }
.locker-cliente { font-size: 0.85rem; color: var(--yellow); }
.locker-doc { font-size: 0.75rem; color: var(--text-dim); }
.locker-libre { font-size: 0.85rem; color: #59d98a; }

/* ---------- CLASES: layout de 3 columnas ---------- */
.clases-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 16px 0;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.dia-filtro { display: flex; align-items: center; gap: 8px; }
.dia-filtro select, .mostrar-registros select {
  background: #141414; border: 1px solid #2a2a2a; border-radius: 6px; color: var(--text); padding: 5px 8px;
}
.clases-3col {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  align-items: start;
}
.clases-col {
  background: var(--panel);
  border: 1px solid #262626;
  border-radius: 10px;
  overflow: hidden;
}
.clases-col-header {
  display: flex;
  justify-content: space-between;
  padding: 12px 16px;
  background: #141414;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  border-bottom: 1px solid #262626;
}
.clases-col-placeholder { padding: 20px; color: var(--text-dim); text-align: center; font-size: 0.85rem; }
.clase-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid #201f1f;
}
.clase-item:last-child { border-bottom: none; }
.clase-item.activo-sel { background: rgba(245,197,24,0.08); }
.clase-nombre { font-weight: 600; font-size: 0.9rem; }
.clase-item.activo-sel .clase-nombre { color: var(--yellow); }
.clase-meta { font-size: 0.78rem; color: var(--text-dim); }

@media (max-width: 1100px) {
  .clases-3col { grid-template-columns: 1fr; }
}

.agenda-toolbar {
  display: flex;
  gap: 16px;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--yellow);
  flex-wrap: wrap;
}
.agenda-toolbar select {
  background: #141414; border: 1px solid #2a2a2a; border-radius: 8px; color: #fff; padding: 10px 12px; min-width: 220px;
}

/* ---------- CAJA ---------- */
.caja-resumen {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 2px solid var(--yellow);
  margin-bottom: 16px;
  font-size: 1rem;
  font-weight: 600;
}

/* ---------- SIDEBAR: grupos colapsables ---------- */
.sidebar nav a.top-link { margin-bottom: 6px; }

.nav-group { margin-bottom: 2px; }
.nav-group summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 0.92rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.nav-group summary::-webkit-details-marker { display: none; }
.nav-group summary::after {
  content: '';
  width: 6px; height: 6px;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  transform: rotate(45deg);
  margin-left: auto;
  transition: transform 0.15s;
  opacity: 0.6;
}
.nav-group[open] summary::after { transform: rotate(-135deg); }
.nav-group summary:hover { background: var(--panel); color: var(--yellow); }

.sub-links {
  display: flex;
  flex-direction: column;
  padding-left: 14px;
  border-left: 1px solid #232323;
  margin: 2px 0 6px 24px;
}
.sub-links a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--text-dim);
  font-size: 0.83rem;
}
.sub-links a:hover, .sub-links a.active { background: var(--panel); color: var(--yellow); }

.sidebar-toggle {
  display: none;
  position: fixed;
  top: 14px; left: 14px;
  z-index: 60;
  background: var(--panel);
  border: 1px solid #262626;
  color: var(--yellow);
  border-radius: 8px;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  cursor: pointer;
}
.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 40;
}

/* ---------- MODAL de acciones del cliente ---------- */
.cliente-modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.cliente-modal-overlay.open { display: flex; }
.cliente-modal {
  background: var(--panel);
  border: 1px solid var(--yellow-dim);
  border-radius: 14px;
  padding: 28px;
  width: 100%;
  max-width: 680px;
  max-height: 86vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.cliente-modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: #262626;
  border: none;
  color: var(--text-dim);
  width: 32px; height: 32px;
  border-radius: 8px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.cliente-modal-close:hover { background: var(--danger); color: #fff; }
.modal-title {
  font-size: 1.15rem;
  color: var(--yellow);
  margin: 0 0 18px;
  border-bottom: 2px solid var(--yellow);
  padding-bottom: 12px;
}
.modal-detalle-grid { grid-template-columns: repeat(2, 1fr); }
.modal-actions { margin-top: 20px; display: flex; justify-content: flex-end; }


/* ─── TOPBAR DROPDOWNS ─────────────────────────── */
.topbar { justify-content: flex-end; gap: 6px; }
.tdrop { position: relative; }
.tdrop-btn {
  display: flex; align-items: center; gap: 5px;
  background: transparent; border: none; color: var(--text);
  padding: 7px 12px; border-radius: 8px; cursor: pointer; font-size: .88rem;
  transition: background .15s;
}
.tdrop-btn:hover { background: rgba(255,255,255,.07); }
.tdrop-arrow { font-size: .7rem; color: var(--text-dim); }
.tdrop-menu {
  position: absolute; right: 0; top: calc(100% + 6px);
  min-width: 250px; background: var(--panel);
  border: 1px solid rgba(255,255,255,.1); border-radius: 10px;
  box-shadow: 0 10px 32px rgba(0,0,0,.5); z-index: 9999;
  display: none; padding: 6px;
}
.tdrop.open .tdrop-menu { display: block; }
.tdrop-item {
  display: flex; align-items: center; gap: 9px;
  padding: 9px 12px; color: var(--text); text-decoration: none;
  font-size: .85rem; border-radius: 6px; cursor: default;
}
a.tdrop-item { cursor: pointer; }
a.tdrop-item:hover { background: rgba(255,255,255,.06); }
.tdrop-loading { padding: 14px 12px; color: var(--text-dim); font-size: .85rem; }