/* ===========================
   Global Theme
   =========================== */
:root{
  --bg: #f7fbff;
  --card: #ffffff;
  --accent-1: #2563eb;
  --accent-2: #00b4d8;
  --muted: #6b7280;
  --glass: rgba(255,255,255,0.6);
  --radius: 12px;
}

*{box-sizing:border-box; margin:0; padding:0;}
body{
  font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  background: linear-gradient(180deg,#f7fbff 0%, #f3f8ff 100%);
  color:#0f172a;
  -webkit-font-smoothing:antialiased;
}

/* ===========================
   Header
   =========================== */
.site-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 28px;
  border-bottom:1px solid rgba(37,99,235,0.06);
  background:linear-gradient(90deg,
    rgba(37,99,235,0.03),
    rgba(0,180,216,0.02)
  );
}
.brand{display:flex;gap:12px;align-items:center}
.brand h1{font-size:18px;letter-spacing:0.2px;}
.tagline{font-size:12px;color:var(--muted)}

.nav ul{display:flex;gap:12px;list-style:none;}
.nav-item{
  padding:8px 12px;
  border-radius:10px;
  color:var(--muted);
  cursor:pointer;
}
.nav-item:hover,
.nav-item.active{
  background:linear-gradient(90deg,#e9f2ff,#f0fdff);
  color:var(--accent-1);
  font-weight:600;
}

.header-actions .btn{
  padding:8px 14px;
  border-radius:10px;
  border:none;
  cursor:pointer;
}

/* ===========================
   Layout
   =========================== */
.layout{
  display:flex;
  gap:20px;
  padding:22px;
  max-width:1200px;
  margin:20px auto;
}
.sidebar{width:260px;}
.content{flex:1;}

/* ===========================
   Cards
   =========================== */
.card{
  background:var(--card);
  border-radius:var(--radius);
  padding:16px;
  box-shadow:0 6px 20px rgba(12,24,50,0.06);
  margin-bottom:14px;
}

/* ===========================
   Sidebar Menu
   =========================== */
.side-menu{
  list-style:none;
}
.side-menu li{
  padding:10px;
  border-radius:10px;
  cursor:pointer;
}
.side-menu li:hover{
  background:#f1f7ff;
  color:var(--accent-1);
  font-weight:600;
}
.contact-card p{color:var(--muted);margin-top:4px}

/* ===========================
   Hero Section
   =========================== */
.hero{
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.hero h2{margin-bottom:6px;}
.hero p{color:var(--muted)}

.track{
  display:flex;
  gap:8px;
  margin-top:12px;
}
.track input{
  flex:1;
  padding:12px;
  border-radius:10px;
  border:1px solid rgba(15,23,42,0.06);
}

/* ===========================
   Buttons
   =========================== */
.btn{
  background:#fff;
  border:1px solid rgba(15,23,42,0.06);
  padding:10px 12px;
  border-radius:10px;
  cursor:pointer;
  transition:0.1s;
}
.btn:hover{transform:translateY(-1px);}

.btn-primary{
  background:linear-gradient(90deg,var(--accent-1),var(--accent-2));
  color:#fff;
  border:none;
}
.btn-outline{
  background:transparent;
  border:1px solid rgba(15,23,42,0.2);
}

/* ===========================
   Stats Box
   =========================== */
.hero-right{
  display:flex;
  gap:10px;
}
.stat{
  background:linear-gradient(180deg,
    rgba(37,99,235,0.04),
    rgba(0,180,216,0.02)
  );
  padding:12px;
  min-width:96px;
  border-radius:10px;
  text-align:center;
}
.stat-number{font-weight:700;font-size:18px}
.stat-label{font-size:12px;color:var(--muted)}

/* ===========================
   Panels
   =========================== */
.panel .row{
  display:flex;
  gap:10px;
  margin-bottom:10px;
}
.form input,
.form textarea,
.form select{
  padding:10px;
  width:100%;
  border-radius:10px;
  border:1px solid rgba(15,23,42,0.06);
}

/* ===========================
   Ticket List
   =========================== */
.ticket-item{
  display:flex;
  justify-content:space-between;
  padding:12px;
  border-radius:10px;
  background:linear-gradient(180deg,#fff,#fbfdff);
  border:1px solid rgba(15,23,42,0.05);
  margin-bottom:10px;
}
.ticket-main{display:flex;gap:10px;align-items:center}
.ticket-meta{font-size:13px;color:var(--muted)}
.badge{
  padding:6px 12px;
  border-radius:999px;
  font-size:12px;
}

/* Status colors */
.status-Received{background:#eef2ff;color:#0b4f9c}
.status-Sent\ to\ Company{background:#fff7ed;color:#9a3412}
.status-In\ Service{background:#fff1f2;color:#9f1239}
.status-Service\ Complete{background:#ecfdf5;color:#065f46}
.status-Rejected{background:#fff0f6;color:#9f1239}
.status-Closed{background:#f1f5f9;color:#374151}
.status-Returned{background:#f8fafc;color:#374151}

/* ===========================
   Admin Table
   =========================== */
#adminTable th,
#adminTable td{
  padding:8px;
  font-size:13px;
  border-bottom:1px solid #f1f5f9;
}
#adminTableBody tr:hover{background:#f8fbff}

/* ===========================
   Modals
   =========================== */
.modal{
  position:fixed;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(0,0,0,0.45);
  z-index:999;
}
.modal.hidden{
  display:none !important;
  pointer-events:none !important;
  visibility:hidden !important;
}

.modal-panel{
  background:var(--card);
  padding:20px;
  border-radius:16px;
  max-width:700px;
  width:92%;
  max-height:90vh;
  overflow:auto;
  position:relative;
}
.modal-panel.small{max-width:500px;}
.close{
  position:absolute;
  right:18px; top:10px;
  font-size:22px;
  background:none;
  border:none;
  cursor:pointer;
}

/* Timeline */
.timeline .step{
  background:#fbfdff;
  margin-bottom:10px;
  padding:10px;
  border-radius:10px;
  border-left:4px solid rgba(37,99,235,0.1);
}

/* ===========================
   Footer
   =========================== */
.footer{
  text-align:center;
  padding:16px;
  color:var(--muted);
  font-size:13px;
}

/* ===========================
   PRINTING
   =========================== */
@media print{
  body * { visibility:hidden; }
  .print-area, .print-area *{
    visibility:visible;
  }
  .print-area{
    position:absolute;
    top:0;
    left:0;
    width:100%;
  }
}

/* ===========================
   Responsive
   =========================== */
@media (max-width:900px){
  .layout{flex-direction:column;}
  .sidebar{width:100%}
}

/* ===========================
   CRITICAL FIX — prevents UI freezing
   =========================== */
.hidden{
  display:none !important;
  pointer-events:none !important;
  visibility:hidden !important;
}

#modal.hidden,
#adminModal.hidden,
#adminRegisterProductModal.hidden,
#adminCreateTicketModal.hidden{
  display:none !important;
  pointer-events:none !important;
  visibility:hidden !important;
}