/* ── Variables ─────────────────────────────── */
:root {
  --sidebar-w:    250px;
  --topbar-h:     62px;
  --bg:           #0b1120;
  --bg-card:      #111827;
  --bg-sidebar:   #0f172a;
  --border:       #1f2937;
  --border-light: #374151;
  --text:         #f9fafb;
  --text-muted:   #6b7280;
  --text-label:   #9ca3af;
  --accent:       #f59e0b;   /* ámbar — industrial */
  --accent2:      #0ea5e9;
  --success:      #10b981;
  --danger:       #ef4444;
  --warning:      #f59e0b;
  --purple:       #8b5cf6;
  --radius:       10px;
}

*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,sans-serif;font-size:14px;background:var(--bg);color:var(--text);min-height:100vh}

/* ── Layout ────────────────────────────────── */
.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:100;overflow-y:auto;transition:transform .25s}
.main-wrap{margin-left:var(--sidebar-w);min-height:100vh;transition:margin .25s}

/* ── Brand ─────────────────────────────────── */
.sidebar-brand{display:flex;align-items:center;gap:10px;padding:1.25rem;border-bottom:1px solid var(--border)}
.brand-logo{width:36px;height:36px;background:linear-gradient(135deg,var(--accent),#d97706);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.brand-name{font-weight:800;font-size:.95rem;color:var(--text);letter-spacing:-.02em;line-height:1.2}
.brand-sub{font-size:.7rem;color:var(--text-muted)}

/* ── Nav ───────────────────────────────────── */
.sidebar-nav{list-style:none;padding:.75rem 0;margin:0;flex:1}
.sidebar-nav .nav-section{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);padding:.75rem 1.25rem .3rem}
.sidebar-nav a{display:flex;align-items:center;gap:9px;padding:.55rem 1rem;margin:1px 8px;border-radius:8px;color:var(--text-label);text-decoration:none;font-size:.875rem;transition:all .15s}
.sidebar-nav a:hover{background:rgba(255,255,255,.05);color:var(--text)}
.sidebar-nav a.active{background:rgba(245,158,11,.12);color:var(--accent);font-weight:600}
.sidebar-nav a .bi{width:18px;font-size:.95rem}
.sidebar-footer{padding:1rem;border-top:1px solid var(--border)}
.logout-btn{display:flex;align-items:center;gap:8px;color:#fff;background:rgba(239,68,68,.15);border:1px solid rgba(239,68,68,.35);border-radius:8px;padding:8px 14px;text-decoration:none;font-size:.85rem;font-weight:600;width:100%;cursor:pointer;transition:background .2s,color .2s}
.logout-btn:hover{background:rgba(239,68,68,.85);color:#fff;border-color:#ef4444}

/* ── Topbar ────────────────────────────────── */
.topbar{height:var(--topbar-h);background:var(--bg-card);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 1.5rem;gap:1rem;position:sticky;top:0;z-index:90}
.btn-toggle{background:none;border:none;color:var(--text-muted);font-size:1.3rem;cursor:pointer;display:none;padding:4px}
.page-title{flex:1;font-size:1rem;font-weight:700;color:var(--text);margin:0}
.user-pill{display:flex;align-items:center;gap:8px;color:var(--text-label);font-size:.85rem}
.user-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#d97706);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.8rem}

/* ── Notification bell ─────────────────────── */
.notif-bell{position:relative;color:var(--text-muted);font-size:1.2rem;text-decoration:none;transition:color .2s;padding:4px}
.notif-bell:hover{color:var(--accent)}
.notif-badge{position:absolute;top:-2px;right:-4px;background:#ef4444;color:#fff;font-size:.6rem;font-weight:700;width:17px;height:17px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:2px solid var(--bg-card)}

/* ── Nav badge ─────────────────────────────── */
.nav-badge{display:inline-flex;align-items:center;justify-content:center;font-size:.6rem;font-weight:700;padding:.1rem .35rem;border-radius:10px;margin-left:auto;color:#fff}

/* ── Content ───────────────────────────────── */
.content{padding:1.5rem}

/* ── Cards ─────────────────────────────────── */
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius)}
.card-header{background:transparent;border-bottom:1px solid var(--border);padding:.9rem 1.25rem;font-weight:700;color:var(--text);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem}
.card-body{padding:1.25rem}

/* ── Stat cards ────────────────────────────── */
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;display:flex;align-items:center;gap:1rem;transition:border-color .2s,transform .2s}
.stat-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.stat-icon{width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}
.ic-amber {background:rgba(245,158,11,.12);color:#fbbf24}
.ic-blue  {background:rgba(14,165,233,.12);color:#38bdf8}
.ic-green {background:rgba(16,185,129,.12);color:#34d399}
.ic-red   {background:rgba(239,68,68,.12); color:#f87171}
.ic-purple{background:rgba(139,92,246,.12);color:#a78bfa}
.stat-value{font-size:1.75rem;font-weight:800;line-height:1}
.stat-label{font-size:.78rem;color:var(--text-muted);margin-top:4px}
.stat-sub{font-size:.75rem;margin-top:6px}

/* ── Tables ────────────────────────────────── */
.table{color:var(--text);border-color:var(--border);margin:0}
.table thead th{background:rgba(255,255,255,.02);border-color:var(--border);color:var(--text-label);font-size:.72rem;text-transform:uppercase;letter-spacing:.07em;font-weight:700;padding:.75rem 1rem;white-space:nowrap}
.table tbody td{border-color:var(--border);padding:.7rem 1rem;vertical-align:middle}
.table tbody tr:hover{background:rgba(255,255,255,.025)}

/* ── Badges tipo ────────────────────────────── */
.tipo-badge{display:inline-flex;align-items:center;gap:4px;padding:.22rem .65rem;border-radius:20px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.tipo-preventivo{background:rgba(14,165,233,.12); color:#38bdf8;border:1px solid rgba(14,165,233,.25)}
.tipo-correctivo {background:rgba(239,68,68,.12);  color:#f87171;border:1px solid rgba(239,68,68,.25)}
.tipo-predictivo {background:rgba(139,92,246,.12); color:#a78bfa;border:1px solid rgba(139,92,246,.25)}

/* ── Badges estado ──────────────────────────── */
.estado-badge{display:inline-block;padding:.22rem .65rem;border-radius:20px;font-size:.72rem;font-weight:600}
.est-programado  {background:rgba(245,158,11,.12); color:#fbbf24}
.est-en_proceso  {background:rgba(14,165,233,.12); color:#38bdf8}
.est-completado  {background:rgba(16,185,129,.12); color:#34d399}
.est-cancelado   {background:rgba(107,114,128,.12);color:#9ca3af}
.est-operativa        {background:rgba(16,185,129,.12);color:#34d399}
.est-en_mantenimiento {background:rgba(245,158,11,.12);color:#fbbf24}
.est-fuera_servicio   {background:rgba(239,68,68,.12);color:#f87171}

/* ── Badges prioridad ───────────────────────── */
.prio-baja   {background:rgba(107,114,128,.1);color:#9ca3af}
.prio-media  {background:rgba(14,165,233,.1); color:#38bdf8}
.prio-alta   {background:rgba(245,158,11,.1); color:#fbbf24}
.prio-critica{background:rgba(239,68,68,.1);  color:#f87171}

/* ── Forms ─────────────────────────────────── */
.form-label{color:var(--text-label);font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px}
.form-control,.form-select{background:#0b1120 !important;border:1px solid var(--border-light) !important;color:var(--text) !important;border-radius:8px;padding:.6rem .9rem;font-size:.9rem;transition:border-color .2s,box-shadow .2s}
.form-control:focus,.form-select:focus{background:#0b1120 !important;border-color:var(--accent) !important;color:var(--text) !important;box-shadow:0 0 0 3px rgba(245,158,11,.15) !important;outline:none}
.form-control::placeholder{color:#9ca3af}
.form-select option{background:#111827;color:var(--text)}
textarea.form-control{resize:vertical;min-height:80px}
.form-control-sm,.form-select-sm{font-size:.85rem !important}

/* ── Buttons ────────────────────────────────── */
.btn-primary{background:var(--accent);border-color:var(--accent);color:#000;font-weight:700}
.btn-primary:hover{background:#d97706;border-color:#d97706;color:#000}
.btn-sm{padding:.28rem .65rem;font-size:.8rem}
.btn-outline-secondary{border-color:var(--border-light);color:var(--text-label)}
.btn-outline-secondary:hover{background:rgba(255,255,255,.05);color:var(--text);border-color:var(--border-light)}
.btn-outline-danger{border-color:rgba(239,68,68,.4);color:#f87171}
.btn-outline-danger:hover{background:rgba(239,68,68,.1);color:#f87171;border-color:rgba(239,68,68,.5)}

/* ── Alerts ─────────────────────────────────── */
.alert{border-radius:var(--radius)}
.alert-danger {background:rgba(239,68,68,.08); border-color:rgba(239,68,68,.2);  color:#fca5a5}
.alert-success{background:rgba(16,185,129,.08);border-color:rgba(16,185,129,.2); color:#6ee7b7}
.alert-warning{background:rgba(245,158,11,.08);border-color:rgba(245,158,11,.2); color:#fde68a}
.alert-info   {background:rgba(14,165,233,.08);border-color:rgba(14,165,233,.2);  color:#7dd3fc}
.btn-close{filter:invert(1)}

/* ── Modal ─────────────────────────────────── */
.modal-content{background:var(--bg-card);border:1px solid var(--border-light);border-radius:16px}
.modal-header{border-bottom-color:var(--border);padding:1rem 1.25rem}
.modal-footer{border-top-color:var(--border);padding:.75rem 1.25rem}
.modal-title{font-weight:700;font-size:1rem}

/* ── Checklist ──────────────────────────────── */
.checklist-item{display:flex;align-items:center;gap:10px;padding:.5rem 0;border-bottom:1px solid var(--border)}
.checklist-item:last-child{border-bottom:none}
.checklist-item input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}
.checklist-item label{margin:0;cursor:pointer;flex:1}
.checklist-item.done label{text-decoration:line-through;color:var(--text-muted)}

/* ── Timeline ───────────────────────────────── */
.timeline{position:relative;padding-left:24px}
.timeline::before{content:'';position:absolute;left:7px;top:0;bottom:0;width:2px;background:var(--border-light)}
.tl-item{position:relative;margin-bottom:1.25rem}
.tl-dot{position:absolute;left:-21px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--accent);border:2px solid var(--bg-card)}
.tl-body{background:rgba(255,255,255,.02);border:1px solid var(--border);border-radius:8px;padding:.75rem 1rem}
.tl-meta{font-size:.75rem;color:var(--text-muted);margin-bottom:.25rem}

/* ── Progress bar ───────────────────────────── */
.progress{background:var(--border);border-radius:99px;height:6px}
.progress-bar{border-radius:99px;background:var(--accent)}

/* ── Responsive ─────────────────────────────── */
@media(max-width:768px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main-wrap{margin-left:0}
  .btn-toggle{display:block}
}