*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0e1117;--bg2:#151922;--bg3:#1c2333;--bg4:#232d3f;
  --border:#2a3448;--border2:#334060;
  --text:#e2e8f4;--text2:#8b9ab8;--text3:#526080;
  --accent:#3b82f6;--accent2:#2563eb;--accent-glow:rgba(59,130,246,.18);
  --green:#10b981;--green-bg:rgba(16,185,129,.12);
  --amber:#f59e0b;--amber-bg:rgba(245,158,11,.12);
  --red:#ef4444;--red-bg:rgba(239,68,68,.12);
  --cyan:#06b6d4;--cyan-bg:rgba(6,182,212,.12);
  --radius:8px;--radius-lg:12px;
  --font:'IBM Plex Sans',sans-serif;--mono:'IBM Plex Mono',monospace;
}
html,body{height:100%;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5}
#app{display:grid;grid-template-columns:220px 1fr;height:100vh;overflow:hidden}

/* SIDEBAR */
.sidebar{background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}
.sidebar-brand{display:flex;align-items:center;gap:12px;padding:20px 16px;border-bottom:1px solid var(--border)}
.brand-icon{width:36px;height:36px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;color:#fff;flex-shrink:0}
.brand-name{font-size:14px;font-weight:600;color:var(--text)}
.brand-sub{font-size:11px;color:var(--text3);font-family:var(--mono)}
.nav-group{padding:12px 0}
.nav-label{font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;padding:4px 16px 6px}
.nav-item{display:flex;align-items:center;gap:10px;padding:8px 16px;font-size:13px;color:var(--text2);cursor:pointer;border-left:2px solid transparent;transition:all .15s;text-decoration:none}
.nav-item:hover{background:var(--bg3);color:var(--text)}
.nav-item.active{background:var(--bg4);color:var(--accent);border-left-color:var(--accent)}
.nav-item i{font-size:16px;flex-shrink:0}
.nav-badge{
  margin-left:auto;background:var(--accent);color:#fff;
  font-size:10px;font-weight:700;font-family:var(--mono);
  padding:2px 7px;border-radius:10px;min-width:18px;text-align:center;
  flex-shrink:0;line-height:1.4;
}

/* ── Calendario sticky ──────────────────────────────────────── */
.cal-sticky-wrap{
  position:sticky;z-index:38;background:var(--bg);
  margin:0 -32px 14px -32px;padding:0 32px 14px;
  box-shadow:0 1px 0 var(--border);
}
/* el 'top' se calcula dinámicamente vía JS (updateStickyOffsets) */

@media(max-width:768px){
  .cal-sticky-wrap{margin:0 -14px 14px;padding:0 14px 14px}
}
@media(max-width:480px){
  .cal-sticky-wrap{margin:0 -10px 14px;padding:0 10px 14px}
}
.sidebar-footer{margin-top:auto;padding:14px 16px;border-top:1px solid var(--border);display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text3);font-family:var(--mono)}
.status-dot{width:7px;height:7px;background:var(--green);border-radius:50%;flex-shrink:0;box-shadow:0 0 6px var(--green)}

/* MAIN */
.main-content{overflow-y:auto;padding:0 32px 28px;background:var(--bg)}
.view{display:none}.view.active{display:block}
.page-header{
  display:flex;align-items:flex-start;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  position:sticky;top:0;z-index:40;
  background:var(--bg);
  padding:28px 32px 16px;
  margin:0 -32px 24px -32px;
  box-shadow:0 1px 0 var(--border);
}
.page-title{font-size:22px;font-weight:600;color:var(--text);letter-spacing:-.3px}
.page-sub{font-size:13px;color:var(--text3);margin-top:2px;font-family:var(--mono)}
.header-date{font-family:var(--mono);font-size:12px;color:var(--text3);text-align:right;line-height:1.6}
.header-actions{display:flex;gap:8px;flex-wrap:wrap}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:var(--radius);font-size:13px;font-weight:500;border:1px solid var(--border2);background:var(--bg3);color:var(--text2);cursor:pointer;transition:all .15s;text-decoration:none;white-space:nowrap}
.btn:hover{background:var(--bg4);color:var(--text);border-color:var(--border2)}
.btn-primary{background:var(--accent);border-color:var(--accent2);color:#fff}
.btn-primary:hover{background:var(--accent2);border-color:var(--accent2);color:#fff}
.btn-secondary{background:var(--bg3);border-color:var(--border);color:var(--text2)}
.btn-icon{padding:6px 8px;background:var(--bg3);border:1px solid var(--border);color:var(--text2);border-radius:var(--radius);cursor:pointer}
.btn-icon:hover{background:var(--bg4);color:var(--text)}
.btn-sm{padding:4px 10px;font-size:12px}
.btn-danger{background:var(--red-bg);border-color:var(--red);color:var(--red)}

/* STATS */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px;position:relative;z-index:1}
.stat-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px 18px;position:relative;overflow:hidden}
.stat-card::after{content:'';position:absolute;top:0;left:0;right:0;height:2px}
.stat-card.c-blue::after{background:var(--accent)}
.stat-card.c-green::after{background:var(--green)}
.stat-card.c-amber::after{background:var(--amber)}
.stat-card.c-red::after{background:var(--red)}
.stat-label{font-size:11px;color:var(--text3);font-family:var(--mono);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.stat-val{font-size:28px;font-weight:600;color:var(--text);line-height:1}
.stat-sub{font-size:11px;color:var(--text3);margin-top:4px}
.stat-shimmer{height:60px;background:linear-gradient(90deg,var(--bg3) 25%,var(--bg4) 50%,var(--bg3) 75%);background-size:200%;animation:shimmer 1.5s infinite}
@keyframes shimmer{0%{background-position:200%}100%{background-position:-200%}}

/* PANELS */
.panel{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
/* Excepción: paneles que envuelven tablas con sticky header NO deben recortar overflow,
   o el position:sticky del thead deja de funcionar respecto al scroll real de la página. */
.panel.panel-table-wrap,
.panel:has(.data-table){
  overflow:visible;
  isolation:isolate; /* nuevo contexto de apilamiento sin afectar el scroll */
}
.panel.panel-table-wrap .data-table,
.panel:has(.data-table) .data-table{border-radius:inherit;overflow:hidden}
.panel.panel-table-wrap .data-table thead tr:first-child th:first-child,
.panel:has(.data-table) .data-table thead tr:first-child th:first-child{border-top-left-radius:var(--radius-lg)}
.panel.panel-table-wrap .data-table thead tr:first-child th:last-child,
.panel:has(.data-table) .data-table thead tr:first-child th:last-child{border-top-right-radius:var(--radius-lg)}
.panel-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border);font-size:13px;font-weight:500;color:var(--text)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* TOOLBAR */
.toolbar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  position:sticky;z-index:39;
  background:var(--bg);
  padding:12px 32px;
  margin:0 -32px 14px -32px;
  box-shadow:0 1px 0 var(--border);
}
/* El offset 'top' se calcula dinámicamente vía JS según la altura real del page-header */
.search-box{display:flex;align-items:center;gap:8px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:7px 12px;min-width:240px}
.search-box.small{min-width:180px;padding:5px 10px}
.search-box i{color:var(--text3);font-size:15px;flex-shrink:0}
.search-box input{background:transparent;border:none;outline:none;color:var(--text);font-size:13px;width:100%}
.search-box input::placeholder{color:var(--text3)}
.filter-group{display:flex;gap:8px}
.filter-group select,.form-select{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:7px 12px;color:var(--text);font-size:13px;cursor:pointer;outline:none}
.filter-group select:focus,.form-select:focus{border-color:var(--accent)}
.view-toggle{display:flex;gap:4px}
.vtoggle{padding:7px 10px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);color:var(--text3);cursor:pointer;font-size:14px}
.vtoggle.active{background:var(--accent-glow);border-color:var(--accent);color:var(--accent)}
.list-count{font-size:12px;color:var(--text3);font-family:var(--mono);margin-bottom:12px}

/* MACHINE CARDS */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:14px}
.machine-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px;transition:border-color .2s}
.machine-card:hover{border-color:var(--border2)}
.mc-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:10px;gap:8px}
.mc-name{font-size:1em;font-weight:600;color:var(--text);line-height:1.3}
.mc-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.mc-meta span{font-size:.8em;color:var(--text3);font-family:var(--mono);display:flex;align-items:center;gap:4px}
.devices-list{display:flex;flex-direction:column;gap:4px}
.device-row{display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--bg3);border-radius:6px;font-size:12px}
.device-row i{color:var(--text3);font-size:14px;flex-shrink:0}
.device-info{flex:1;min-width:0}
.device-tipo{font-weight:500;color:var(--text2);margin-right:6px}
.device-modelo{color:var(--text3);font-family:var(--mono);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mc-actions{display:flex;gap:6px;margin-top:12px;padding-top:10px;border-top:1px solid var(--border)}

/* BADGES */
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:500;white-space:nowrap}
.b-green{background:var(--green-bg);color:var(--green)}
.b-amber{background:var(--amber-bg);color:var(--amber)}
.b-red{background:var(--red-bg);color:var(--red)}
.b-blue{background:var(--accent-glow);color:var(--accent)}
.b-cyan{background:var(--cyan-bg);color:var(--cyan)}
.b-gray{background:var(--bg4);color:var(--text3)}

/* TABLE */
.data-table{width:100%;border-collapse:collapse}
.data-table thead{
  position:sticky;z-index:30;
}
.data-table th{
  text-align:left;font-size:11px;font-weight:500;color:var(--text3);
  font-family:var(--mono);text-transform:uppercase;letter-spacing:.06em;
  padding:10px 16px;border-bottom:1px solid var(--border);
  background:var(--bg2);
}
.data-table td{padding:11px 16px;border-bottom:1px solid var(--border);color:var(--text2);vertical-align:middle;font-size:.93em}
.data-table tbody tr:last-child td{border-bottom:none}
.data-table tbody tr:hover td{background:var(--bg3)}
.td-actions{display:flex;gap:6px;justify-content:flex-end}

/* CALENDAR */
.cal-nav{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.cal-nav h2{font-size:16px;font-weight:600;color:var(--text);min-width:180px}
.cal-legend{display:flex;gap:10px;margin-left:auto;flex-wrap:wrap}
.leg-item{font-size:11px;padding:3px 9px;border-radius:20px;font-weight:500}
.leg-item.backup{background:var(--accent-glow);color:var(--accent)}
.leg-item.mant{background:var(--amber-bg);color:var(--amber)}
.leg-item.audit{background:var(--green-bg);color:var(--green)}
.leg-item.otro{background:var(--bg4);color:var(--text3)}
.calendar-wrap{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.cal-days-header{display:grid;grid-template-columns:repeat(7,1fr);border-bottom:1px solid var(--border)}
.cal-days-header span{text-align:center;padding:8px;font-size:11px;font-weight:500;color:var(--text3);font-family:var(--mono)}
.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr)}
.cal-cell{border-right:1px solid var(--border);border-bottom:1px solid var(--border);padding:8px;min-height:80px;cursor:pointer;transition:background .15s}
.cal-cell:hover{background:var(--bg3)}
.cal-cell.other-month .day-num{color:var(--text3);opacity:.3}
.cal-cell.today .day-num{background:var(--accent);color:#fff;border-radius:50%;width:22px;height:22px;display:flex;align-items:center;justify-content:center}
.day-num{font-size:12px;font-family:var(--mono);color:var(--text3);margin-bottom:4px;width:22px;height:22px;display:flex;align-items:center;justify-content:center}
.cal-event{font-size:10px;padding:2px 5px;border-radius:3px;margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}
.cal-event.backup{background:var(--accent-glow);color:var(--accent)}
.cal-event.mant{background:var(--amber-bg);color:var(--amber)}
.cal-event.audit{background:var(--green-bg);color:var(--green)}
.cal-event.otro{background:var(--bg4);color:var(--text2)}

/* USERS */
.users-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.user-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px}
.user-avatar{width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;margin-bottom:10px}
.user-name{font-size:14px;font-weight:600;color:var(--text)}
.user-role{font-size:11px;color:var(--text3);font-family:var(--mono);margin-top:2px}
.user-meta{margin-top:10px;display:flex;flex-direction:column;gap:4px}
.user-meta span{font-size:12px;color:var(--text3);display:flex;align-items:center;gap:6px}
.user-actions{display:flex;gap:6px;margin-top:12px;padding-top:10px;border-top:1px solid var(--border)}

/* COVERAGE CHART */
.coverage-chart{padding:16px}
.cov-row{margin-bottom:14px}
.cov-label{display:flex;justify-content:space-between;font-size:12px;color:var(--text2);margin-bottom:5px}
.cov-bar{height:6px;background:var(--bg4);border-radius:4px;overflow:hidden}
.cov-fill{height:100%;border-radius:4px;transition:width .6s ease}

/* ALERTS */
#alerts-list{padding:8px}
.alert-item{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border-radius:var(--radius);margin-bottom:6px}
.alert-item.warn{background:var(--amber-bg);border:1px solid rgba(245,158,11,.2)}
.alert-item.danger{background:var(--red-bg);border:1px solid rgba(239,68,68,.2)}
.alert-item.info{background:var(--accent-glow);border:1px solid rgba(59,130,246,.2)}
.alert-item i{font-size:16px;flex-shrink:0;margin-top:1px}
.alert-item.warn i{color:var(--amber)}
.alert-item.danger i{color:var(--red)}
.alert-item.info i{color:var(--accent)}
.alert-text{font-size:12px;color:var(--text2);line-height:1.4}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal-box{background:var(--bg2);border:1px solid var(--border2);border-radius:var(--radius-lg);width:100%;max-width:560px;max-height:90vh;display:flex;flex-direction:column;animation:modal-in .2s ease}
@keyframes modal-in{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.modal-header h3{font-size:15px;font-weight:600;color:var(--text)}
.btn-close{background:none;border:none;color:var(--text3);font-size:18px;cursor:pointer;padding:2px;display:flex;align-items:center;justify-content:center;border-radius:4px}
.btn-close:hover{color:var(--text);background:var(--bg4)}
.modal-body{padding:20px;overflow-y:auto;flex:1}
.modal-footer{padding:14px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}

/* FORM */
.form-group{margin-bottom:16px}
.form-label{font-size:12px;font-weight:500;color:var(--text2);margin-bottom:6px;display:block}
.form-label .req{color:var(--red);margin-left:2px}
.form-input,.form-select,.form-textarea{width:100%;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px;color:var(--text);font-size:13px;font-family:var(--font);outline:none;transition:border-color .15s}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent)}
.form-textarea{resize:vertical;min-height:80px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-hint{font-size:11px;color:var(--text3);margin-top:4px}
.form-section{font-size:11px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;margin:18px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--border)}

/* DEVICE EDITOR in modal */
.device-editor{background:var(--bg3);border-radius:var(--radius);padding:12px;margin-bottom:10px;border:1px solid var(--border)}
.device-editor-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}

/* EMPTY */
.empty-state{text-align:center;padding:48px 20px;color:var(--text3)}
.empty-state i{font-size:40px;display:block;margin-bottom:10px;opacity:.4}
.empty-state p{font-size:13px;margin-bottom:14px}

/* NOTICE */
.notice{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--accent-glow);border:1px solid rgba(59,130,246,.2);border-radius:var(--radius);font-size:12px;color:var(--text2)}
.notice i{font-size:16px;color:var(--accent);flex-shrink:0}
.notice code{font-family:var(--mono);background:var(--bg4);padding:1px 6px;border-radius:4px;color:var(--cyan)}

/* TOAST */
#toast-container{position:fixed;bottom:20px;right:20px;z-index:200;display:flex;flex-direction:column;gap:8px}
.toast{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:var(--radius);font-size:13px;color:#fff;animation:toast-in .25s ease;min-width:240px;box-shadow:0 4px 20px rgba(0,0,0,.4)}
.toast.success{background:#065f46;border:1px solid var(--green)}
.toast.error{background:#7f1d1d;border:1px solid var(--red)}
.toast.info{background:#1e3a5f;border:1px solid var(--accent)}
@keyframes toast-in{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}

::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:var(--bg2)}
::-webkit-scrollbar-thumb{background:var(--border2);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--text3)}

/* ─── BULK SELECT & MULTI-DELETE ─────────────────────── */
.row-selected { background: rgba(59,130,246,0.07) !important; }
.card-selected { border-color: var(--blue) !important; box-shadow: 0 0 0 2px rgba(59,130,246,0.25) !important; }

/* ─── DISPOSITIVOS EN FORMULARIO ─────────────────────── */
.form-section-divider {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 20px 0 10px;
  padding: 8px 12px;
  background: var(--surface2);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.form-section-divider i { font-size: 14px; color: var(--blue); }

.tmp-device-row {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 10px;
}
.tmp-device-row + .tmp-device-row { margin-top: 0; }

.tmp-device-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}
.tmp-device-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text1);
  display: flex;
  align-items: center;
  gap: 6px;
}
.tmp-device-label i { color: var(--blue); }

/* ── APARIENCIA ─────────────────────────────────────── */
.icon-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(42px,1fr));gap:6px;max-height:200px;overflow-y:auto;padding:4px 0}
.icon-opt{width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg3);cursor:pointer;font-size:18px;color:var(--text2);transition:all .15s;flex-shrink:0}
.icon-opt:hover{background:var(--bg4);color:var(--text);border-color:var(--border2)}
.icon-opt.selected{border-color:var(--accent);background:var(--accent-glow);color:var(--accent)}
.color-palette{display:flex;gap:8px;flex-wrap:wrap}
.color-opt{width:30px;height:30px;border-radius:50%;cursor:pointer;border:2px solid transparent;transition:all .15s;flex-shrink:0}
.color-opt:hover{transform:scale(1.15)}
.color-opt.selected{border-color:var(--text);transform:scale(1.1)}
.font-options{display:flex;flex-direction:column;gap:8px}
.font-opt{padding:12px 14px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg3);cursor:pointer;transition:all .15s}
.font-opt:hover{border-color:var(--border2);background:var(--bg4)}
.font-opt.selected{border-color:var(--accent);background:var(--accent-glow)}
.font-opt .fo-name{font-size:13px;font-weight:500;color:var(--text);margin-bottom:2px}
.font-opt .fo-sample{font-size:12px;color:var(--text3)}
.size-options{display:flex;gap:8px}
.size-opt{flex:1;padding:8px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg3);cursor:pointer;text-align:center;transition:all .15s}
.size-opt:hover{border-color:var(--border2);background:var(--bg4)}
.size-opt.selected{border-color:var(--accent);background:var(--accent-glow);color:var(--accent)}
.size-opt .so-label{font-size:11px;color:var(--text3);display:block;margin-top:2px}

/* LOGO UPLOAD */
.logo-upload-zone{border:2px dashed var(--border2);border-radius:var(--radius-lg);padding:20px;text-align:center;transition:border-color .2s,background .2s;cursor:pointer}
.logo-upload-zone:hover{border-color:var(--accent);background:var(--accent-glow)}
.logo-upload-zone.drag-over{border-color:var(--accent);background:var(--accent-glow)}

/* BRAND ICON con imagen */
.brand-icon img{width:100%;height:100%;object-fit:cover;border-radius:8px;display:block}
.sidebar-brand .brand-icon{overflow:hidden}

/* Badges campos SAP/CMMS en tarjeta */
.mc-tag-ot{background:var(--cyan-bg);color:var(--cyan);border-radius:4px;padding:1px 7px;font-family:var(--mono);font-size:11px;font-weight:600}
.mc-tag-ct{background:var(--amber-bg);color:var(--amber);border-radius:4px;padding:1px 7px;font-family:var(--mono);font-size:11px;font-weight:600}

/* Panel configurar columnas */
.col-cfg-item{display:flex;align-items:center;gap:10px;padding:9px 12px;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);transition:background .15s}
.col-cfg-item:hover{background:var(--bg4)}
.col-cfg-item.col-fixed{opacity:.7}
.col-cfg-item.dragging{opacity:.4;border-style:dashed}

/* Revelar contraseña */
@keyframes spin{to{transform:rotate(360deg)}}

/* Caja de frecuencia en modal backup */
.bk-freq-box{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:10px}
.bk-freq-info{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text2);min-height:20px}
.bk-freq-info i{font-size:14px;flex-shrink:0}

/* Reportes */
.reportes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.reporte-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:border-color .2s,transform .15s;display:flex;flex-direction:column}
.reporte-card:hover{border-color:var(--border2);transform:translateY(-2px)}
.rc-icon{padding:24px;font-size:32px;display:flex;align-items:center;justify-content:center}
.rc-body{padding:0 20px 16px;flex:1}
.rc-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:6px}
.rc-desc{font-size:12px;color:var(--text3);line-height:1.6;margin-bottom:10px}
.rc-tags{display:flex;gap:6px;flex-wrap:wrap}
.rc-tags span{font-size:10px;background:var(--bg4);color:var(--text3);padding:2px 8px;border-radius:20px;font-family:var(--mono)}
.rc-footer{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-top:1px solid var(--border);font-size:12px;color:var(--accent);font-weight:500}
/* Notificaciones */
.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:16px}
.toggle-label{font-size:13px;font-weight:500;color:var(--text)}
.toggle-sub{font-size:11px;color:var(--text3);margin-top:2px}
.toggle-switch{position:relative;width:40px;height:22px;flex-shrink:0}
.toggle-switch input{opacity:0;width:0;height:0;position:absolute}
.toggle-slider{position:absolute;inset:0;background:var(--bg4);border-radius:22px;cursor:pointer;transition:.3s;border:1px solid var(--border)}
.toggle-slider::before{content:'';position:absolute;width:16px;height:16px;left:2px;top:2px;background:var(--text3);border-radius:50%;transition:.3s}
.toggle-switch input:checked+.toggle-slider{background:var(--accent);border-color:var(--accent)}
.toggle-switch input:checked+.toggle-slider::before{transform:translateX(18px);background:#fff}
.destinatario-row{display:flex;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid var(--border)}
.destinatario-row:last-child{border-bottom:none}
.destinatario-row span{font-size:13px;font-family:var(--mono);color:var(--text2);flex:1}
.email-log-box{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;display:flex;align-items:center;gap:10px;font-size:13px}
.email-log-box.ok{border-color:var(--green);background:var(--green-bg);color:var(--green)}
.email-log-box.err{border-color:var(--red);background:var(--red-bg);color:var(--red)}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — MÓVIL Y TABLET
   ═══════════════════════════════════════════════════════ */

/* Botón hamburguesa — solo visible en móvil */
.sidebar-toggle{
  display:none;
  position:fixed;
  top:12px;
  left:12px;
  z-index:251;/* Por encima del banner offline (250); por debajo del sidebar (260) y overlay (259) */
  width:40px;height:40px;
  border-radius:var(--radius);
  border:1px solid var(--border);
  background:var(--bg2);
  color:var(--text);
  font-size:18px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  box-shadow:0 2px 8px rgba(0,0,0,.4);
  transition:top .2s ease, background .15s;
}
.sidebar-toggle:hover{background:var(--bg3)}
/* Ocultar el botón cuando el sidebar está abierto */
.sidebar.open ~ .sidebar-toggle,
#app:has(.sidebar.open) .sidebar-toggle{display:none !important}

/* Overlay oscuro detrás del sidebar */
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:259;backdrop-filter:blur(2px)}
.sidebar-overlay.active{display:block}

/* ── TABLET 768px - 1024px ── */
@media(max-width:1024px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .two-col{grid-template-columns:1fr}
  .reportes-grid{grid-template-columns:1fr}
  .mejoras-grid{grid-template-columns:repeat(2,1fr)}
  .stack-row{grid-template-columns:repeat(3,1fr)}
  #app{grid-template-columns:200px 1fr}
}

/* ── MÓVIL hasta 768px ── */
@media(max-width:768px){
  /* Layout principal */
  #app{grid-template-columns:1fr}

  /* Sidebar deslizable */
  .sidebar{position:fixed;left:-240px;top:0;bottom:0;width:240px;z-index:260;transition:left .25s ease;overflow-y:auto}
  .sidebar.open{left:0;box-shadow:4px 0 24px rgba(0,0,0,.5)}
  .sidebar-toggle{display:flex}

  /* El padding-top ya lo maneja .page-header sticky; lateral/bottom aquí */
  .main-content{padding:0 14px 24px}
  .page-header{padding-top:60px;margin-left:-14px;margin-right:-14px;padding-left:14px;padding-right:14px}
  .toolbar{margin-left:-14px;margin-right:-14px;padding-left:14px;padding-right:14px}

  /* Textos y headers */
  .page-title{font-size:18px}
  .page-sub{font-size:11px}
  .page-header{flex-direction:column;gap:10px;margin-bottom:14px}
  .header-actions{width:100%;flex-wrap:wrap}
  .header-actions .btn{flex:1;min-width:110px;justify-content:center;font-size:12px}

  /* Stats en 2 columnas */
  .stats-grid{grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px}
  .stat-card{padding:12px 14px}
  .stat-val{font-size:22px}
  .stat-sub{font-size:10px}

  /* Una sola columna para todo */
  .two-col,
  .cards-grid,
  .users-grid,
  .reportes-grid,
  .mejoras-grid{grid-template-columns:1fr}

  /* Toolbar */
  .toolbar{flex-direction:column;align-items:stretch;gap:8px}
  .search-box{min-width:unset;width:100%}
  .filter-group{flex-wrap:wrap;width:100%}
  .filter-group select{flex:1;min-width:120px}
  .view-toggle{align-self:flex-end}

  /* Tabla con scroll horizontal */
  .panel{overflow-x:auto}
  .data-table{min-width:620px;font-size:12px}
  .data-table th{padding:8px 10px;font-size:10px}
  .data-table td{padding:8px 10px}

  /* Formularios en una columna */
  .form-row{grid-template-columns:1fr}
  .form-group{margin-bottom:12px}

  /* Modal más cómodo */
  .modal-box{margin:8px;max-height:94vh;border-radius:var(--radius-lg)}
  .modal-body{padding:14px}
  .modal-footer{padding:12px 14px}

  /* Calendario */
  .cal-nav{flex-wrap:wrap;gap:8px}
  .cal-nav h2{min-width:unset;font-size:14px;flex:1}
  .cal-legend{gap:5px}
  .leg-item{font-size:10px;padding:2px 6px}
  .calendar-wrap{overflow-x:auto}
  .cal-days-header,.calendar-grid{min-width:420px}
  .cal-cell{min-height:48px;padding:4px}
  .day-num{font-size:10px;width:18px;height:18px}
  .cal-event{font-size:9px;padding:1px 3px}

  /* Tarjetas de máquina */
  .machine-card{padding:12px}
  .mc-actions{flex-wrap:wrap;gap:4px}
  .mc-actions .btn{font-size:11px;padding:5px 8px}

  /* Reportes */
  .reporte-card{flex-direction:row;align-items:center}
  .rc-icon{padding:16px;font-size:24px;min-width:60px}
  .rc-body{padding:12px 12px 12px 0}
  .rc-title{font-size:13px}
  .rc-desc{display:none}
  .rc-footer{padding:10px 12px}

  /* Panel notificaciones */
  .toggle-row{gap:8px}
  .toggle-label{font-size:12px}
  .toggle-sub{font-size:10px}

  /* Cobertura */
  .coverage-chart{padding:12px}
  .cov-label{font-size:11px}

  /* KPIs en resumen */
  .kpi-row{grid-template-columns:repeat(2,1fr);gap:8px}

  /* Stack row */
  .stack-row{grid-template-columns:repeat(2,1fr);gap:6px}

  /* Barra de acciones masivas */
  #bulk-bar{flex-wrap:wrap;gap:6px;padding:8px 12px}
}

/* ── MÓVIL PEQUEÑO hasta 480px ── */
@media(max-width:480px){
  .main-content{padding:0 10px 20px}
  .page-header{padding-top:56px;margin-left:-10px;margin-right:-10px;padding-left:10px;padding-right:10px}
  .toolbar{margin-left:-10px;margin-right:-10px;padding-left:10px;padding-right:10px}
  .stats-grid{gap:6px}
  .stat-card{padding:10px 12px}
  .stat-val{font-size:20px}
  .page-title{font-size:16px}
  .btn{font-size:12px;padding:6px 10px}
  .kpi-row{grid-template-columns:repeat(2,1fr)}
  .modal-box{margin:4px}
  .modal-header{padding:12px 14px}
}

/* ── iOS safe area ── */
@supports(padding:max(0px)){
  .main-content{padding-bottom:max(24px,env(safe-area-inset-bottom))}
  .sidebar{padding-bottom:env(safe-area-inset-bottom)}
  .sidebar-toggle{top:max(12px,env(safe-area-inset-top))}
}

/* Dispositivo con botón eliminar y fecha */
.device-row{align-items:flex-start}
.device-row .device-info{flex:1;min-width:0}

/* ── ONEDRIVE SYNC BAR (sidebar) ─────────────────────────── */
.od-sync-bar{border-top:1px solid var(--border);padding:12px 14px 8px;display:flex;flex-direction:column;gap:8px}
.od-sync-header{display:flex;align-items:center;gap:10px;cursor:pointer;border-radius:var(--radius);padding:6px 8px;transition:background .15s}
.od-sync-header:hover{background:var(--bg3)}
.od-sync-icon-wrap{position:relative;width:28px;height:28px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.od-sync-badge{position:absolute;top:-3px;right:-3px;width:9px;height:9px;border-radius:50%;border:2px solid var(--bg2)}
.od-sync-info{display:flex;flex-direction:column;flex:1;min-width:0}
.od-sync-label{font-size:9px;font-weight:700;letter-spacing:.1em;color:var(--text3);text-transform:uppercase}
.od-sync-status{font-size:11px;font-weight:500;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.od-sync-dot{width:8px;height:8px;border-radius:50%;background:var(--text3);flex-shrink:0;transition:background .3s,box-shadow .3s}
.od-sync-dot.connected{background:var(--green);box-shadow:0 0 6px var(--green)}
.od-sync-dot.pending{background:var(--amber);box-shadow:0 0 6px var(--amber)}
.od-sync-btns{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.od-btn{display:flex;align-items:center;justify-content:center;gap:5px;padding:7px 10px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg3);color:var(--text2);font-size:12px;font-weight:500;cursor:pointer;transition:all .15s;font-family:var(--font)}
.od-btn:hover{background:var(--bg4);color:var(--text)}
.od-btn i{font-size:14px}
.od-btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.od-btn-primary:hover{opacity:.88}
.od-btn:disabled{opacity:.4;cursor:not-allowed}

/* Icono rotando al sincronizar */
@keyframes od-spin{to{transform:rotate(360deg)}}
.od-spinning{animation:od-spin .8s linear infinite}

/* ── APARIENCIA: botones de selección segmentada ─────────────── */
.seg-btn{
  display:flex;align-items:center;gap:6px;
  padding:9px 14px;border-radius:var(--radius);
  border:1px solid var(--border);background:var(--bg3);
  color:var(--text2);font-size:13px;font-weight:500;cursor:pointer;
  transition:all .15s;font-family:var(--font);
}
.seg-btn:hover{background:var(--bg4);color:var(--text)}
.seg-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}
#theme-options,#density-options,#anim-options{display:flex;gap:8px;width:100%}
#theme-options .seg-btn,#density-options .seg-btn,#anim-options .seg-btn{flex:1}

/* ── TEMA CLARO ────────────────────────────────────────────────
   Por defecto la app es oscura (theme-dark). theme-light sobreescribe
   las variables principales para un esquema claro. */
:root.theme-light{
  --bg:#f4f6f9; --bg2:#ffffff; --bg3:#eef1f5; --bg4:#e3e7ed;
  --text:#0f172a; --text2:#334155; --text3:#64748b;
  --border:#dde3ea; --border2:#c7cfd9;
}
:root.theme-light body{background:var(--bg);color:var(--text)}

/* ── DENSIDAD ──────────────────────────────────────────────────
   Ajusta el padding/spacing general sin tocar la estructura. */
body.density-compact .panel-header{padding:8px 12px}
body.density-compact .form-group{margin-bottom:8px}
body.density-compact .btn{padding:5px 10px}
body.density-compact td,body.density-compact th{padding:6px 8px!important}

body.density-spacious .panel-header{padding:16px 18px}
body.density-spacious .form-group{margin-bottom:18px}
body.density-spacious .btn{padding:9px 16px}
body.density-spacious td,body.density-spacious th{padding:12px 14px!important}

/* ── SIN ANIMACIONES ──────────────────────────────────────────
   Desactiva transiciones y animaciones globales para preferencia
   de movimiento reducido o gusto personal. */
body.anim-off *{
  transition:none!important;
  animation:none!important;
}


/* ── JERARQUÍA DE Z-INDEX (referencia) ─────────────────────────
   sidebar-toggle:        98
   sidebar-overlay:       99
   sidebar (móvil):       100
   last-modified-bar:     400
   od-offline-banner:     250  (por debajo del sidebar para no bloquear el menú)
   od-remote-overlay:     500  (modal bloqueante, máxima prioridad)
   od-session-overlay:    500  (modal bloqueante, máxima prioridad)
   od-offline-work-overlay: 500 (modal bloqueante, máxima prioridad)
*/