*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0f1117;--bg2:#161b27;--bg3:#1e2535;--bg4:#252d40;
  --border:#2a3347;--border2:#374259;
  --text:#e8eaf6;--text2:#8b9bb4;--text3:#5a6a82;
  --accent:#4f8ef7;--accent2:#3a7af4;
  --green:#34d399;--red:#f87171;--amber:#fbbf24;--purple:#a78bfa;
  --radius:10px;--radius2:16px;
  font-family:'DM Sans',sans-serif;
}
body{background:var(--bg);color:var(--text);min-height:100vh;display:flex;flex-direction:column}
h1{font-size:1.4rem;font-weight:600;letter-spacing:-0.02em}
h2{font-size:1.1rem;font-weight:500}
h3{font-size:.95rem;font-weight:500}
input,select,textarea{background:var(--bg3);border:1px solid var(--border2);color:var(--text);padding:8px 12px;border-radius:var(--radius);font-family:inherit;font-size:.88rem;width:100%;outline:none;transition:border .2s}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
textarea{resize:vertical;min-height:80px}
button{background:var(--bg4);border:1px solid var(--border2);color:var(--text);padding:7px 16px;border-radius:var(--radius);font-family:inherit;font-size:.85rem;cursor:pointer;transition:all .15s;font-weight:500}
button:hover{background:var(--bg3);border-color:var(--accent)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent2);border-color:var(--accent2)}
.btn-danger{background:transparent;border-color:var(--red);color:var(--red)}
.btn-danger:hover{background:rgba(248,113,113,.1)}
.btn-success{background:transparent;border-color:var(--green);color:var(--green)}
.btn-success:hover{background:rgba(52,211,153,.1)}
.btn-amber{background:transparent;border-color:var(--amber);color:var(--amber)}
.btn-amber:hover{background:rgba(251,191,36,.1)}
.btn-wa{background:#25d366;border-color:#25d366;color:#fff}
.btn-wa:hover{background:#1ebe5d}
.btn-sm{padding:4px 10px;font-size:.78rem}
label{font-size:.82rem;color:var(--text2);display:block;margin-bottom:4px}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:12px}
.form-group{margin-bottom:12px}
.card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius2);padding:16px}
.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:.75rem;font-weight:500}
.badge-green{background:rgba(52,211,153,.15);color:var(--green)}
.badge-red{background:rgba(248,113,113,.15);color:var(--red)}
.badge-amber{background:rgba(251,191,36,.15);color:var(--amber)}
.badge-blue{background:rgba(79,142,247,.15);color:var(--accent)}
.badge-purple{background:rgba(167,139,250,.15);color:var(--purple)}
/* LOGIN */
#login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg)}
.login-box{background:var(--bg2);border:1px solid var(--border2);border-radius:var(--radius2);padding:40px;width:100%;max-width:400px}
.login-logo{font-size:1.6rem;font-weight:700;color:var(--accent);text-align:center;margin-bottom:8px;letter-spacing:-.02em}
.login-logo span{color:var(--text2);font-weight:400}
.login-subtitle{text-align:center;color:var(--text2);font-size:.85rem;margin-bottom:28px}
.login-error{background:rgba(248,113,113,.1);border:1px solid var(--red);color:var(--red);border-radius:var(--radius);padding:10px 14px;font-size:.84rem;margin-bottom:16px;display:none}
/* APP */
#app{display:none;flex:1;height:100vh;overflow:hidden}
#app.visible{display:flex}
#sidebar{width:225px;min-width:225px;background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:16px 0;overflow-y:auto}
.sidebar-logo{padding:0 16px 20px;font-size:1rem;font-weight:600;color:var(--accent);letter-spacing:-.02em}
.sidebar-logo span{color:var(--text2);font-weight:400}
.sidebar-user{padding:0 16px 16px;border-bottom:1px solid var(--border);margin-bottom:8px}
.sidebar-user-name{font-size:.84rem;font-weight:500;color:var(--text)}
.sidebar-user-rol{font-size:.75rem;color:var(--text3);margin-top:2px}
.nav-section{padding:0 8px;margin-bottom:4px}
.nav-label{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text3);padding:8px 8px 4px}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;cursor:pointer;font-size:.87rem;color:var(--text2);transition:all .15s;user-select:none}
.nav-item:hover{background:var(--bg3);color:var(--text)}
.nav-item.active{background:rgba(79,142,247,.12);color:var(--accent);font-weight:500}
.nav-item.hidden{display:none}
.nav-icon{font-size:1rem;width:20px;text-align:center}
.btn-logout{margin:auto 16px 16px;background:transparent;border:1px solid var(--border2);color:var(--text2);font-size:.8rem;padding:8px;border-radius:var(--radius);cursor:pointer;width:calc(100% - 32px);text-align:left}
.btn-logout:hover{border-color:var(--red);color:var(--red)}
#main{flex:1;overflow-y:auto;padding:24px;background:var(--bg)}
.page{display:none}.page.active{display:block}
.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:8px}
table{width:100%;border-collapse:collapse;font-size:.84rem}
thead th{text-align:left;padding:10px 12px;font-size:.78rem;font-weight:500;color:var(--text2);border-bottom:1px solid var(--border);text-transform:uppercase;letter-spacing:.05em}
tbody tr{border-bottom:1px solid var(--border)}
tbody tr:hover{background:var(--bg2)}
tbody td{padding:10px 12px;vertical-align:middle}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:var(--bg2);border:1px solid var(--border2);border-radius:var(--radius2);padding:24px;width:100%;max-width:660px;max-height:90vh;overflow-y:auto}
.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.modal-close{background:none;border:none;color:var(--text2);font-size:1.3rem;cursor:pointer;padding:4px 8px}
.cal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal-day-label{text-align:center;font-size:.72rem;color:var(--text3);padding:4px 0}
.cal-day{min-height:70px;background:var(--bg3);border:1px solid var(--border);border-radius:8px;padding:6px;cursor:pointer;transition:border-color .15s}
.cal-day:hover{border-color:var(--accent)}
.cal-day.today{border-color:var(--accent);background:rgba(79,142,247,.07)}
.cal-day.other-month{opacity:.35}
.cal-day.has-event{border-color:var(--amber)}
.cal-day-num{font-size:.8rem;font-weight:500;margin-bottom:4px}
.cal-event-dot{font-size:.7rem;background:rgba(251,191,36,.2);color:var(--amber);border-radius:4px;padding:1px 4px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:20px}
.stat-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius2);padding:16px}
.stat-val{font-size:1.6rem;font-weight:600;font-family:'DM Mono',monospace;margin:4px 0}
.stat-label{font-size:.78rem;color:var(--text2)}
.search-bar{position:relative;margin-bottom:16px}
.search-bar input{padding-left:36px}
.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text3);font-size:.9rem}
.tag{display:inline-flex;align-items:center;gap:4px;background:var(--bg4);border:1px solid var(--border2);border-radius:6px;padding:2px 8px;font-size:.78rem;color:var(--text2)}
.tabs{display:flex;gap:4px;margin-bottom:16px;border-bottom:1px solid var(--border)}
.tab{padding:8px 16px;font-size:.85rem;cursor:pointer;color:var(--text2);border-bottom:2px solid transparent;margin-bottom:-1px;transition:all .15s}
.tab:hover{color:var(--text)}.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:500}
.tab-content{display:none}.tab-content.active{display:block}
.progress{height:6px;background:var(--bg4);border-radius:3px;overflow:hidden}
.progress-bar{height:100%;background:var(--accent);border-radius:3px}
.sep{border:none;border-top:1px solid var(--border);margin:16px 0}
.mant-card{background:rgba(251,191,36,.06);border:1px solid rgba(251,191,36,.3);border-radius:var(--radius2);padding:14px;margin-bottom:10px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}
.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text2);font-size:.9rem;gap:10px}
.spinner{width:20px;height:20px;border:2px solid var(--border2);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.toast{position:fixed;bottom:24px;right:24px;background:var(--bg2);border:1px solid var(--border2);border-radius:var(--radius);padding:12px 20px;font-size:.85rem;z-index:999;box-shadow:0 4px 20px rgba(0,0,0,.4);transform:translateY(80px);opacity:0;transition:all .3s}
.toast.show{transform:translateY(0);opacity:1}
.toast.success{border-color:var(--green);color:var(--green)}
.toast.error{border-color:var(--red);color:var(--red)}

/* NOTIFICACIONES */
#notif-btn{position:relative;background:none;border:none;color:var(--text2);font-size:1.1rem;cursor:pointer;padding:4px 8px;display:flex;align-items:center;gap:6px;border-radius:8px;transition:all .15s}
#notif-btn:hover{background:var(--bg3);color:var(--text)}
#notif-badge{position:absolute;top:0;right:0;background:var(--red);color:#fff;font-size:.62rem;font-weight:700;border-radius:10px;padding:1px 5px;min-width:16px;text-align:center;display:none}
#notif-panel{position:fixed;top:0;right:0;bottom:0;width:340px;background:var(--bg2);border-left:1px solid var(--border2);z-index:200;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .25s ease;box-shadow:-4px 0 24px rgba(0,0,0,.4)}
#notif-panel.open{transform:translateX(0)}
#notif-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:199;display:none}
#notif-overlay.show{display:block}
.notif-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.notif-close{background:none;border:none;color:var(--text2);font-size:1.2rem;cursor:pointer;padding:4px}
.notif-scroll{flex:1;overflow-y:auto;padding:12px}
.notif-group{margin-bottom:16px}
.notif-group-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text3);padding:4px 8px 8px;font-weight:600}
.notif-item{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border-radius:10px;margin-bottom:6px;cursor:pointer;transition:background .15s;border:1px solid transparent}
.notif-item:hover{background:var(--bg3)}
.notif-item.urgente{border-color:rgba(248,113,113,.3);background:rgba(248,113,113,.05)}
.notif-item.urgente:hover{background:rgba(248,113,113,.1)}
.notif-item.advertencia{border-color:rgba(251,191,36,.25);background:rgba(251,191,36,.04)}
.notif-icon{font-size:1.1rem;margin-top:1px;flex-shrink:0}
.notif-title{font-size:.83rem;font-weight:500;color:var(--text)}
.notif-sub{font-size:.75rem;color:var(--text3);margin-top:2px}
.notif-empty{text-align:center;padding:40px 20px;color:var(--text3);font-size:.85rem}

/* ACCIONES RÁPIDAS */
.quick-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:20px}
.qa-btn{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius2);cursor:pointer;transition:all .15s;text-align:left;font-family:inherit}
.qa-btn:hover{border-color:var(--accent);background:rgba(79,142,247,.07)}
.qa-icon{font-size:1.3rem;flex-shrink:0}
.qa-label{font-size:.8rem;font-weight:500;color:var(--text);line-height:1.3}
.qa-sub{font-size:.71rem;color:var(--text3);margin-top:1px}

/* MOBILE */
@media(max-width:768px){
  #sidebar{position:fixed;left:-240px;top:0;bottom:0;z-index:150;transition:left .25s ease;width:225px!important;min-width:225px!important}
  #sidebar.open{left:0;box-shadow:4px 0 20px rgba(0,0,0,.5)}
  #btn-cerrar-menu{display:block!important}
  #mobile-topbar{display:flex!important}
  #main{padding:0 16px 24px}
  .grid-2{grid-template-columns:1fr!important}
  .stats-grid{grid-template-columns:repeat(2,1fr)!important}
  .form-row{grid-template-columns:1fr!important}
  table{font-size:.75rem}
  thead th,tbody td{padding:6px 8px}
  .modal{padding:16px;margin:8px}
  .page-header{flex-direction:column;align-items:flex-start}
  #sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:149}
  #sidebar-overlay.show{display:block}
}