@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #0a0f1e;
  --bg2: #0e1628;
  --bg3: #111d35;
  --sidebar: #080c18;
  --card: #0e1628;
  --card2: #131d33;
  --border: rgba(99,179,237,0.1);
  --accent: #3b82f6;
  --accent2: #06b6d4;
  --accent3: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --text: #e2e8f0;
  --text2: #94a3b8;
  --text3: #64748b;
  --glow: rgba(59,130,246,0.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Sora', sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; overflow-x: hidden; }

.app-wrapper { display: flex; min-height: 100vh; }

/* SIDEBAR */
.sidebar {
  width: 260px; min-height: 100vh;
  background: var(--sidebar);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
}

.sidebar-logo {
  padding: 24px 20px 18px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
}

.logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; box-shadow: 0 0 20px var(--glow); flex-shrink: 0;
}

.logo-text { font-size: 15px; font-weight: 700; }
.logo-sub { font-size: 10px; color: var(--text3); letter-spacing: 1px; text-transform: uppercase; }

.sidebar-nav { flex: 1; padding: 14px 10px; overflow-y: auto; }
.nav-label { font-size: 10px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text3); padding: 8px 12px 6px; font-weight: 600; }

.nav-item {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 13px; border-radius: 10px;
  color: var(--text2); text-decoration: none;
  font-size: 13.5px; font-weight: 500; margin-bottom: 2px;
  transition: all 0.2s; position: relative; overflow: hidden;
}
.nav-item:hover { background: var(--bg3); color: var(--text); transform: translateX(2px); }
.nav-item.active {
  background: linear-gradient(135deg, rgba(59,130,246,0.15), rgba(6,182,212,0.08));
  color: var(--accent2); border: 1px solid rgba(6,182,212,0.2);
}
.nav-item.active::before {
  content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 3px; height: 60%; background: linear-gradient(to bottom, var(--accent), var(--accent2));
  border-radius: 0 3px 3px 0;
}
.nav-icon { font-size: 17px; width: 22px; text-align: center; flex-shrink: 0; }
.nav-badge {
  margin-left: auto; background: var(--danger); color: white;
  font-size: 10px; font-weight: 700; padding: 2px 7px;
  border-radius: 20px; min-width: 20px; text-align: center;
}

.sidebar-footer { padding: 14px 10px; border-top: 1px solid var(--border); }
.user-card {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 10px;
  background: var(--bg3); cursor: pointer; transition: all 0.2s;
}
.user-card:hover { background: var(--card2); }
.user-avatar {
  width: 34px; height: 34px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent3), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0; overflow: hidden;
}
.user-avatar img { width: 100%; height: 100%; object-fit: cover; }
.user-name { font-size: 12.5px; font-weight: 600; }
.user-role { font-size: 11px; color: var(--text3); }

/* MAIN */
.main-content { flex: 1; margin-left: 260px; min-height: 100vh; display: flex; flex-direction: column; }

.topbar {
  height: 60px; background: rgba(10,15,30,0.85);
  backdrop-filter: blur(20px); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; padding: 0 28px; gap: 16px;
  position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-size: 16px; font-weight: 600; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.topbar-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--bg3); border: 1px solid var(--border);
  color: var(--text2); display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all 0.2s; text-decoration: none; font-size: 16px;
}
.topbar-btn:hover { background: var(--card2); color: var(--text); border-color: var(--accent); }
.hamburger { display: none; background: none; border: none; color: var(--text); font-size: 20px; cursor: pointer; padding: 8px; }

.page-content { padding: 28px; flex: 1; }

/* CARDS */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 20px; }

.stat-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 22px;
  transition: all 0.3s; cursor: default;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(0,0,0,0.3); }
.stat-card.blue { border-top: 2px solid var(--accent); }
.stat-card.cyan { border-top: 2px solid var(--accent2); }
.stat-card.purple { border-top: 2px solid var(--accent3); }
.stat-card.green { border-top: 2px solid var(--success); }
.stat-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 14px;
}
.stat-icon.blue { background: rgba(59,130,246,0.12); }
.stat-icon.cyan { background: rgba(6,182,212,0.12); }
.stat-icon.purple { background: rgba(139,92,246,0.12); }
.stat-icon.green { background: rgba(16,185,129,0.12); }
.stat-value { font-size: 32px; font-weight: 700; font-family: 'JetBrains Mono', monospace; line-height: 1; margin-bottom: 4px; }
.stat-label { font-size: 11px; color: var(--text3); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }

/* GRID */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

/* TABLE */
.table-wrapper { overflow-x: auto; border-radius: 12px; border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; }
thead { background: var(--bg3); }
th { padding: 12px 16px; text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text3); font-weight: 600; white-space: nowrap; }
td { padding: 13px 16px; font-size: 13.5px; border-top: 1px solid var(--border); vertical-align: middle; }
tr:hover td { background: rgba(255,255,255,0.02); }

/* BADGES */
.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge-success { background: rgba(16,185,129,0.12); color: var(--success); border: 1px solid rgba(16,185,129,0.2); }
.badge-warning { background: rgba(245,158,11,0.12); color: var(--warning); border: 1px solid rgba(245,158,11,0.2); }
.badge-danger { background: rgba(239,68,68,0.12); color: var(--danger); border: 1px solid rgba(239,68,68,0.2); }
.badge-info { background: rgba(59,130,246,0.12); color: var(--accent); border: 1px solid rgba(59,130,246,0.2); }
.badge-purple { background: rgba(139,92,246,0.12); color: var(--accent3); border: 1px solid rgba(139,92,246,0.2); }
.badge-gray { background: rgba(100,116,139,0.12); color: var(--text3); border: 1px solid rgba(100,116,139,0.2); }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: 9px;
  font-size: 13.5px; font-weight: 600;
  font-family: 'Sora', sans-serif;
  cursor: pointer; transition: all 0.2s;
  border: none; text-decoration: none;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: white; box-shadow: 0 4px 15px rgba(59,130,246,0.3); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(59,130,246,0.4); color: white; }
.btn-secondary { background: var(--bg3); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--card2); border-color: var(--accent); color: var(--text); }
.btn-success { background: rgba(16,185,129,0.15); color: var(--success); border: 1px solid rgba(16,185,129,0.3); }
.btn-success:hover { background: rgba(16,185,129,0.25); color: var(--success); }
.btn-danger { background: rgba(239,68,68,0.15); color: var(--danger); border: 1px solid rgba(239,68,68,0.3); }
.btn-danger:hover { background: rgba(239,68,68,0.25); color: var(--danger); }
.btn-sm { padding: 6px 12px; font-size: 12px; }

/* FORMS */
.form-group { margin-bottom: 18px; }
label { display: block; font-size: 12px; font-weight: 600; color: var(--text2); margin-bottom: 7px; text-transform: uppercase; letter-spacing: 0.5px; }
input, select, textarea {
  width: 100%; background: var(--bg3); border: 1px solid var(--border);
  border-radius: 9px; padding: 10px 14px;
  color: var(--text); font-family: 'Sora', sans-serif;
  font-size: 13.5px; transition: all 0.2s; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); background: var(--card2); }
input::placeholder, textarea::placeholder { color: var(--text3); }
select option { background: var(--bg2); }
textarea { resize: vertical; min-height: 90px; }

/* TABS */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.tab-btn {
  padding: 10px 18px; background: transparent; border: none;
  color: var(--text3); font-family: 'Sora', sans-serif;
  font-size: 13px; font-weight: 500; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: all 0.2s; text-decoration: none;
  display: inline-flex; align-items: center; gap: 7px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent2); border-bottom-color: var(--accent2); }

/* EMPLOYEE */
.emp-avatar {
  width: 36px; height: 36px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent3), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0; overflow: hidden;
}
.emp-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 9px; }

/* SEARCH */
.search-bar {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 10px; padding: 8px 14px; transition: all 0.2s;
}
.search-bar:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }
.search-bar input { background: transparent; border: none; padding: 0; box-shadow: none; }
.search-icon { color: var(--text3); font-size: 15px; }

/* PAGE HEADER */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.page-title { font-size: 22px; font-weight: 700; }
.page-subtitle { font-size: 13px; color: var(--text3); margin-top: 3px; }

/* ALERTS */
.alert { padding: 12px 16px; border-radius: 10px; font-size: 13.5px; display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.2); color: var(--success); }
.alert-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.2); color: var(--danger); }
.alert-info { background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); color: var(--accent); }

/* ANIMATIONS */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes pulse-glow { 0%,100% { box-shadow: 0 0 0 0 rgba(59,130,246,0.3); } 50% { box-shadow: 0 0 0 8px rgba(59,130,246,0); } }

.animate-fade-up { animation: fadeInUp 0.5s ease forwards; }
.animate-fade { animation: fadeIn 0.4s ease forwards; }
.stagger-1 { animation: fadeInUp 0.5s 0.05s ease both; }
.stagger-2 { animation: fadeInUp 0.5s 0.1s ease both; }
.stagger-3 { animation: fadeInUp 0.5s 0.15s ease both; }
.stagger-4 { animation: fadeInUp 0.5s 0.2s ease both; }
.stagger-5 { animation: fadeInUp 0.5s 0.25s ease both; }
.stagger-6 { animation: fadeInUp 0.5s 0.3s ease both; }

/* DISCUSS */
.chat-layout { display: grid; grid-template-columns: 260px 1fr; gap: 0; height: calc(100vh - 116px); border-radius: 14px; overflow: hidden; border: 1px solid var(--border); }
.chat-sidebar { background: var(--card); border-right: 1px solid var(--border); display: flex; flex-direction: column; }
.chat-sidebar-header { padding: 16px; border-bottom: 1px solid var(--border); font-weight: 600; font-size: 14px; }
.chat-user-list { flex: 1; overflow-y: auto; }
.chat-user-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; cursor: pointer;
  transition: all 0.2s; border-bottom: 1px solid rgba(255,255,255,0.03);
  text-decoration: none; color: var(--text);
}
.chat-user-item:hover, .chat-user-item.active { background: var(--bg3); }
.chat-main { display: flex; flex-direction: column; background: var(--bg2); }
.chat-header { padding: 14px 20px; border-bottom: 1px solid var(--border); background: var(--card); display: flex; align-items: center; gap: 12px; }
.chat-messages { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.message-bubble { max-width: 65%; padding: 10px 14px; border-radius: 12px; font-size: 13.5px; line-height: 1.5; animation: fadeInUp 0.3s ease; }
.message-bubble.sent { align-self: flex-end; background: linear-gradient(135deg, var(--accent), var(--accent2)); color: white; border-radius: 12px 12px 4px 12px; }
.message-bubble.received { align-self: flex-start; background: var(--card2); border: 1px solid var(--border); border-radius: 12px 12px 12px 4px; }
.message-time { font-size: 10px; opacity: 0.6; margin-top: 4px; }
.chat-input-area { padding: 14px 20px; border-top: 1px solid var(--border); background: var(--card); display: flex; gap: 10px; align-items: center; }
.chat-input-area input { margin: 0; flex: 1; }

/* DEVICE */
.device-card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 20px; display: flex; align-items: center; gap: 16px; transition: all 0.3s; }
.device-card:hover { border-color: var(--accent2); transform: translateY(-2px); }
.device-icon { width: 50px; height: 50px; border-radius: 12px; background: linear-gradient(135deg, rgba(6,182,212,0.15), rgba(59,130,246,0.1)); border: 1px solid rgba(6,182,212,0.2); display: flex; align-items: center; justify-content: center; font-size: 22px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-right: 6px; }
.status-dot.online { background: var(--success); box-shadow: 0 0 6px var(--success); animation: pulse-glow 2s infinite; }
.status-dot.offline { background: var(--text3); }

/* SCROLLBAR */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg3); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* RESPONSIVE */
@media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(2,1fr); } .grid-3 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); box-shadow: 4px 0 30px rgba(0,0,0,0.5); }
  .main-content { margin-left: 0; }
  .hamburger { display: flex !important; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .page-content { padding: 16px; }
  .chat-layout { grid-template-columns: 1fr; height: auto; }
  .chat-sidebar { display: none; }
  .chat-main { height: 500px; }
}
.sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 99; }
.sidebar-overlay.active { display: block; }