/* frontend/css/main.css — Paleta Kiosco Marce 24hs: Celeste · Blanco · Negro · Dorado */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&display=swap');

:root {
  /* ── Colores principales ── */
  --blue:        #75AADB;
  --blue-dark:   #4A7FB5;
  --blue-light:  #9AC0E8;
  --yellow:      #F5C800;
  --yellow-dark: #D4A800;
  --black:       #111111;
  --white:       #FFFFFF;

  /* ── Semánticos ── */
  --primary:       var(--blue);
  --primary-dark:  var(--blue-dark);
  --primary-light: var(--blue-light);
  --accent:        var(--yellow);
  --accent-dark:   var(--yellow-dark);

  /* ── UI ── */
  --bg:      #F0F5FB;
  --bg-card: #FFFFFF;
  --border:  #D0E0F0;
  --text:    #111111;
  --text-mid:#3A4A5A;
  --text-light:#7090A0;

  /* ── Estado ── */
  --success:#2E7D32; --warn:#E65100; --danger:#CC0000; --info:#1565C0;

  --shadow:   0 2px 12px rgba(0,0,0,.10);
  --shadow-lg:0 8px 32px rgba(0,0,0,.18);
  --radius:   12px;
  --radius-sm:8px;
  --font:     'Nunito', sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}

/* ── LAYOUT ── */
#app-screen{display:flex;min-height:100vh}
.page{display:none;padding:22px}
.page.active{display:block}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.page-header h1{font-size:20px;font-weight:900;color:var(--blue-dark)}

/* ── SIDEBAR ── */
.sidebar{
  width:220px;
  min-height:100vh;
  height:100vh;
  background:linear-gradient(180deg, #111111 0%, #1A1A2E 60%, #0D0D1A 100%);
  display:flex;
  flex-direction:column;
  position:fixed;
  left:0;top:0;bottom:0;
  z-index:100;
  box-shadow:4px 0 20px rgba(0,0,0,.35);
  overflow:hidden;
}

.sidebar-brand{
  padding:14px 14px;display:flex;align-items:center;gap:8px;
  border-bottom:2px solid var(--yellow);
  background:#0D0D1A;
}
.brand-icon{font-size:22px}
.brand-name{font-size:12px;font-weight:900;color:var(--yellow);line-height:1.3;letter-spacing:.3px}

.nav-user{
  padding:10px 14px;display:flex;align-items:center;gap:8px;
  border-bottom:1px solid rgba(255,255,255,.15);margin-bottom:4px;
}
.user-avatar{
  width:34px;height:34px;border-radius:50%;
  background:var(--yellow);color:var(--black);
  font-weight:900;display:flex;align-items:center;justify-content:center;
  font-size:15px;flex-shrink:0;border:2px solid rgba(255,255,255,.3);
}
.user-name{display:block;color:#fff;font-weight:700;font-size:12px}
.user-role{display:block;color:rgba(255,255,255,.55);font-size:10px;text-transform:uppercase;letter-spacing:.5px}
.nav-pos-tag{display:block;color:var(--yellow);font-size:10px;font-weight:700;margin-top:1px}

.nav-menu{
  list-style:none;
  flex:1;
  overflow-y:auto;
  padding:2px 0;
}

.nav-item{
  display:flex;align-items:center;gap:8px;
  padding:10px 14px;cursor:pointer;
  color:rgba(255,255,255,.75);font-weight:600;font-size:13px;
  transition:all .18s;border-left:3px solid transparent;
}
.nav-item:hover{background:rgba(117,170,219,.2);color:#fff;border-left-color:var(--yellow)}
.nav-item.active{background:rgba(117,170,219,.25);color:#fff;border-left-color:var(--yellow);font-weight:800}
.nav-item-icon{font-size:16px;width:20px;text-align:center}

.nav-footer{
  padding:12px 14px;border-top:1px solid rgba(255,255,255,.1);
}
.btn-logout{
  width:100%;padding:9px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-sm);
  color:rgba(255,255,255,.8);font-family:var(--font);font-size:13px;font-weight:700;
  cursor:pointer;transition:all .18s;display:flex;align-items:center;justify-content:center;gap:6px;
}
.btn-logout:hover{background:rgba(204,0,0,.35);border-color:rgba(204,0,0,.5);color:#fff}

/* ── MAIN CONTENT ── */
.main-content{margin-left:220px;flex:1;min-height:100vh;background:var(--bg)}

/* ── CARDS ── */
.card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;border:1px solid var(--border)}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--border)}
.card-title{font-size:16px;font-weight:800;color:var(--blue-dark)}

/* ── BOTONES ── */
.btn{
  display:inline-flex;align-items:center;gap:6px;padding:9px 16px;
  border-radius:var(--radius-sm);font-family:var(--font);font-size:13px;font-weight:700;
  cursor:pointer;border:none;transition:all .18s;text-decoration:none;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 2px 8px rgba(117,170,219,.35)}
.btn-primary:hover{background:var(--blue-dark);box-shadow:0 4px 16px rgba(117,170,219,.45);transform:translateY(-1px)}
.btn-secondary{background:var(--bg);color:var(--text);border:1.5px solid var(--border)}
.btn-secondary:hover{background:var(--border)}
.btn-danger{background:#CC0000;color:#fff}
.btn-danger:hover{background:#990000}
.btn-success{background:#2E7D32;color:#fff}
.btn-success:hover{background:#1B5E20}
.btn-warn{background:var(--warn);color:#fff}
.btn-sm{padding:6px 12px;font-size:12px}
.btn-lg{padding:12px 24px;font-size:15px}
.btn-icon{padding:8px;border-radius:var(--radius-sm);background:var(--bg);border:1.5px solid var(--border);cursor:pointer;font-size:16px;transition:all .18s}
.btn-icon:hover{background:var(--blue);color:#fff;border-color:var(--blue)}

/* ── FORMULARIOS ── */
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:12px;font-weight:700;color:var(--blue-dark);margin-bottom:5px;text-transform:uppercase;letter-spacing:.4px}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:10px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);
  font-family:var(--font);font-size:14px;color:var(--text);outline:none;background:var(--bg-card);
  transition:border-color .18s;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--blue)}
.form-group textarea{resize:vertical;min-height:80px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ── TABLAS ── */
.table-wrap{overflow-x:auto;border-radius:var(--radius-sm)}
table{width:100%;border-collapse:collapse;font-size:13px}
thead{background:linear-gradient(135deg,var(--blue-dark),var(--blue))}
thead th{color:#fff;padding:11px 14px;text-align:left;font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:.4px}
tbody tr{border-bottom:1px solid var(--border);transition:background .12s}
tbody tr:hover{background:#EEF4FB}
tbody td{padding:11px 14px;color:var(--text);font-size:13px}

/* ── BADGES ── */
.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.4px}
.badge-success{background:#E8F5E9;color:#2E7D32}
.badge-danger{background:#FFEBEE;color:#CC0000}
.badge-warn{background:#FFF3E0;color:#E65100}
.badge-info{background:#E3F2FD;color:#1565C0}
.badge-primary{background:#E3F0FA;color:var(--blue-dark)}

/* ── DASHBOARD STATS ── */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:20px}
.stat-card{
  background:var(--bg-card);border-radius:var(--radius);padding:18px 20px;
  box-shadow:var(--shadow);border:1px solid var(--border);
  display:flex;flex-direction:column;gap:6px;
}
.stat-card .stat-icon{font-size:26px}
.stat-card .stat-value{font-size:26px;font-weight:900;color:var(--blue-dark)}
.stat-card .stat-label{font-size:12px;color:var(--text-light);font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.stat-card.accent{border-left:4px solid var(--yellow)}
.stat-card.primary{border-left:4px solid var(--blue)}
.stat-card.success{border-left:4px solid var(--success)}
.stat-card.danger{border-left:4px solid var(--danger)}

/* ── SEARCH ── */
.search-bar{display:flex;align-items:center;gap:8px;background:var(--bg-card);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:8px 12px}
.search-bar input{border:none;outline:none;font-family:var(--font);font-size:14px;flex:1;background:transparent}
.search-bar .search-icon{color:var(--text-light);font-size:16px}

/* ── ALERTS ── */
.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.alert-success{background:#E8F5E9;color:#2E7D32;border-left:4px solid #2E7D32}
.alert-danger{background:#FFEBEE;color:#CC0000;border-left:4px solid #CC0000}
.alert-warn{background:#FFF3E0;color:#E65100;border-left:4px solid #E65100}
.alert-info{background:#E3F2FD;color:#1565C0;border-left:4px solid #1565C0}

/* ── LOADING ── */
.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-light);gap:10px;font-weight:600}
.spinner{width:22px;height:22px;border:3px solid var(--border);border-top-color:var(--blue);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── EMPTY STATE ── */
.empty-state{text-align:center;padding:50px 20px;color:var(--text-light)}
.empty-state .empty-icon{font-size:48px;margin-bottom:12px}
.empty-state h3{font-size:16px;font-weight:800;margin-bottom:6px;color:var(--text-mid)}
.empty-state p{font-size:13px}

/* ── PAGINATION ── */
.pagination{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:16px}
.page-btn{padding:6px 12px;border-radius:var(--radius-sm);border:1.5px solid var(--border);background:var(--bg-card);font-family:var(--font);font-size:13px;font-weight:700;cursor:pointer;transition:all .18s;color:var(--text)}
.page-btn:hover,.page-btn.active{background:var(--blue);color:#fff;border-color:var(--blue)}

/* ── CHIPS / FILTERS ── */
.chip{display:inline-flex;align-items:center;padding:5px 12px;border-radius:20px;border:1.5px solid var(--border);font-size:12px;font-weight:700;cursor:pointer;transition:all .18s;background:var(--bg-card);color:var(--text-mid)}
.chip:hover,.chip.active{background:var(--blue);color:#fff;border-color:var(--blue)}

/* ── SCROLLBAR ── */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--blue-light);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--blue)}

/* ── RESPONSIVE ── */
@media(max-width:768px){
  .sidebar{width:60px}
  .sidebar .brand-name,.sidebar .user-name,.sidebar .user-role,.sidebar .nav-pos-tag{display:none}
  .nav-item span:not(.nav-item-icon){display:none}
  .main-content{margin-left:60px}
  .stats-grid{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
}