/* =====================================================================
   ONIXSENSE Global Stylesheet
   ===================================================================== */
:root{
  --primary:#6366f1;
  --primary-dark:#4f46e5;
  --primary-light:#818cf8;
  --accent:#06b6d4;
  --accent-dark:#0891b2;
  --bg:#f8fafc;
  --bg-alt:#eef2f7;
  --card:#ffffff;
  --text:#0f172a;
  --text-light:#64748b;
  --text-lighter:#94a3b8;
  --border:#e2e8f0;
  --border-dark:#cbd5e1;
  --success:#10b981;
  --success-bg:#dcfce7;
  --error:#ef4444;
  --error-bg:#fee2e2;
  --warning:#f59e0b;
  --warning-bg:#fef3c7;
  --info:#3b82f6;
  --info-bg:#dbeafe;
  --sidebar:#0f172a;
  --sidebar-hover:#1e293b;
  --sidebar-active:#312e81;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow:0 4px 12px rgba(15,23,42,.08);
  --shadow-md:0 8px 24px rgba(15,23,42,.1);
  --shadow-lg:0 16px 40px rgba(15,23,42,.12);
  --radius:10px;
  --radius-lg:16px;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:14px;color:var(--text);background:var(--bg);line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none;transition:color .15s}
a:hover{color:var(--primary-dark)}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
input,select,textarea,button{font-family:inherit;font-size:14px}

/* ====== Buttons ====== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:10px 18px;border:none;border-radius:var(--radius);
  font-size:14px;font-weight:600;cursor:pointer;
  text-decoration:none;transition:all .15s;white-space:nowrap;
  background:var(--border-dark);color:#fff;
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn:active{transform:translateY(0)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}
.btn-accent{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-danger{background:var(--error);color:#fff}
.btn-warning{background:var(--warning);color:#fff}
.btn-outline{background:transparent;border:1px solid var(--border-dark);color:var(--text)}
.btn-outline:hover{background:var(--bg-alt)}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-lg{padding:14px 26px;font-size:15px}
.btn-block{display:flex;width:100%}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}

/* ====== Forms ====== */
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--text)}
.form-group .hint{font-weight:400;color:var(--text-light);font-size:12px}
.form-control{
  width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);
  font-size:14px;background:#fff;color:var(--text);transition:all .15s;
}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.15)}
textarea.form-control{resize:vertical;min-height:90px;font-family:inherit}
select.form-control{cursor:pointer}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-check{display:flex;align-items:center;gap:8px}
.form-check input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary)}

/* ====== Alerts ====== */
.alert{padding:12px 16px;border-radius:var(--radius);font-size:13px;margin-bottom:16px;border:1px solid transparent;display:flex;gap:8px;align-items:flex-start}
.alert-success{background:var(--success-bg);color:#166534;border-color:#86efac}
.alert-error,.alert-danger{background:var(--error-bg);color:#991b1b;border-color:#fca5a5}
.alert-info{background:var(--info-bg);color:#1e40af;border-color:#93c5fd}
.alert-warning{background:var(--warning-bg);color:#92400e;border-color:#fcd34d}
.alert ul{margin:6px 0 0 18px}

/* ====== Badges ====== */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:99px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.badge-success{background:var(--success-bg);color:#166534}
.badge-danger{background:var(--error-bg);color:#991b1b}
.badge-warning{background:var(--warning-bg);color:#92400e}
.badge-info{background:var(--info-bg);color:#1e40af}
.badge-default{background:var(--bg-alt);color:var(--text-light)}

/* ====== Cards ====== */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}
.card-header{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:12px}
.card-header h3{font-size:16px;font-weight:700;color:var(--text)}
.card-body{padding:22px}
.card-footer{padding:14px 22px;background:var(--bg-alt);border-top:1px solid var(--border)}

/* ====== Tables ====== */
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:13px}
.table th{background:var(--bg-alt);font-weight:600;color:var(--text-light);text-transform:uppercase;font-size:11px;letter-spacing:.5px}
.table tr:hover td{background:#f8fafc}
.table tr:last-child td{border-bottom:none}

/* ====== Auth Pages (Sign in/up) ====== */
.auth-wrapper{
  min-height:100vh;display:flex;
  background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 50%,#312e81 100%);
  position:relative;overflow:hidden;
}
.auth-wrapper::before{
  content:'';position:absolute;top:-50%;left:-50%;
  width:200%;height:200%;
  background:radial-gradient(circle,rgba(99,102,241,.18) 0%,transparent 50%);
  animation:pulse 8s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:.5;transform:scale(1)}50%{opacity:.8;transform:scale(1.1)}}
.auth-panel{flex:1;display:flex;align-items:center;justify-content:center;padding:40px;position:relative;z-index:1}
.auth-card{
  background:#fff;border-radius:24px;padding:44px;width:100%;max-width:440px;
  box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.auth-brand{display:flex;align-items:center;gap:14px;margin-bottom:28px}
.auth-brand .logo{
  width:54px;height:54px;border-radius:14px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;
  font-size:28px;font-weight:800;color:#fff;
  box-shadow:0 8px 24px rgba(99,102,241,.4);
}
.auth-brand h1{font-size:22px;letter-spacing:1.5px;color:var(--text)}
.auth-brand span{font-size:12px;color:var(--text-light)}
.auth-card h2{font-size:24px;margin-bottom:6px;color:var(--text)}
.auth-card .subtitle{font-size:14px;color:var(--text-light);margin-bottom:24px}
.auth-footer{text-align:center;margin-top:24px;font-size:13px;color:var(--text-light)}
.auth-footer a{font-weight:600}

/* ====== Admin Layout ====== */
.admin-layout{display:flex;min-height:100vh}
.sidebar{
  width:260px;background:var(--sidebar);color:#e2e8f0;
  display:flex;flex-direction:column;position:fixed;
  top:0;left:0;bottom:0;z-index:100;
  transition:transform .25s;
}
.sidebar .brand{
  padding:22px 24px;display:flex;align-items:center;gap:12px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.sidebar .brand .logo{
  width:42px;height:42px;border-radius:11px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;color:#fff;
}
.sidebar .brand h1{font-size:17px;letter-spacing:1.2px;color:#fff;margin:0}
.sidebar .brand span{font-size:11px;color:#94a3b8}
.sidebar-nav{flex:1;padding:18px 14px;overflow-y:auto}
.sidebar-nav .nav-section{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:#64748b;padding:14px 12px 6px;font-weight:700}
.sidebar-nav a{
  display:flex;align-items:center;gap:12px;
  padding:11px 14px;border-radius:9px;
  color:#cbd5e1;font-size:14px;font-weight:500;
  margin-bottom:2px;transition:all .15s;
}
.sidebar-nav a:hover{background:var(--sidebar-hover);color:#fff;text-decoration:none}
.sidebar-nav a.active{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;box-shadow:0 6px 16px rgba(99,102,241,.35);
}
.sidebar-nav a .icon{width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;font-size:16px}
.sidebar-footer{padding:14px;border-top:1px solid rgba(255,255,255,.08)}
.sidebar-footer .admin-info{display:flex;align-items:center;gap:10px;padding:8px;border-radius:9px}
.sidebar-footer .avatar{
  width:36px;height:36px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--primary));
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:#fff;
}
.sidebar-footer .meta{flex:1}
.sidebar-footer .meta .name{font-size:13px;font-weight:600;color:#fff}
.sidebar-footer .meta .role{font-size:11px;color:#94a3b8}

.main-area{flex:1;margin-left:260px;display:flex;flex-direction:column;min-width:0}
.topbar{
  height:64px;background:#fff;border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 28px;position:sticky;top:0;z-index:50;
}
.topbar .page-title{font-size:18px;font-weight:700;color:var(--text)}
.topbar .page-subtitle{font-size:12px;color:var(--text-light)}
.topbar-actions{display:flex;align-items:center;gap:10px}
.topbar .menu-toggle{display:none;background:none;border:none;font-size:22px;color:var(--text)}
.topbar .icon-btn{
  width:38px;height:38px;border-radius:9px;border:1px solid var(--border);
  background:#fff;display:flex;align-items:center;justify-content:center;
  color:var(--text-light);font-size:16px;cursor:pointer;transition:all .15s;
}
.topbar .icon-btn:hover{background:var(--bg-alt);color:var(--text)}

.content{padding:28px;flex:1}
.content-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px;gap:16px;flex-wrap:wrap}
.content-header h2{font-size:22px;font-weight:700;color:var(--text)}
.content-header p{font-size:13px;color:var(--text-light);margin-top:4px}

/* ====== Dashboard Stats ====== */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-bottom:24px}
.stat-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:20px;display:flex;align-items:center;gap:16px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s;
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat-icon{
  width:54px;height:54px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-size:24px;color:#fff;flex-shrink:0;
}
.stat-icon.indigo{background:linear-gradient(135deg,#6366f1,#4f46e5)}
.stat-icon.cyan{background:linear-gradient(135deg,#06b6d4,#0891b2)}
.stat-icon.green{background:linear-gradient(135deg,#10b981,#059669)}
.stat-icon.amber{background:linear-gradient(135deg,#f59e0b,#d97706)}
.stat-icon.pink{background:linear-gradient(135deg,#ec4899,#db2777)}
.stat-icon.purple{background:linear-gradient(135deg,#a855f7,#9333ea)}
.stat-info .stat-value{font-size:26px;font-weight:700;color:var(--text);line-height:1.1}
.stat-info .stat-label{font-size:12px;color:var(--text-light);margin-top:2px;text-transform:uppercase;letter-spacing:.5px}

/* ====== Grid ====== */
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:1fr 1fr}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
}

/* ====== Page Header ====== */
.page-header{
  display:flex;justify-content:space-between;align-items:center;
  margin-bottom:18px;flex-wrap:wrap;gap:12px;
}
.page-header h2{font-size:20px;font-weight:700}
.page-header p{font-size:13px;color:var(--text-light);margin-top:4px}

/* ====== Modal ====== */
.modal-backdrop{
  position:fixed;inset:0;background:rgba(15,23,42,.6);
  display:none;align-items:center;justify-content:center;z-index:1000;padding:20px;
  backdrop-filter:blur(2px);
}
.modal-backdrop.active{display:flex}
.modal{
  background:#fff;border-radius:var(--radius-lg);max-width:500px;width:100%;
  box-shadow:var(--shadow-lg);overflow:hidden;
}
.modal-header{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.modal-header h3{font-size:16px;font-weight:700}
.modal-close{background:none;border:none;font-size:22px;color:var(--text-light);cursor:pointer;padding:0 4px}
.modal-body{padding:22px}
.modal-footer{padding:14px 22px;background:var(--bg-alt);border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}

/* ====== Pagination ====== */
.pagination{display:flex;gap:4px;justify-content:center;margin-top:18px;flex-wrap:wrap}
.pagination a,.pagination span{
  padding:7px 12px;border:1px solid var(--border);border-radius:7px;
  font-size:13px;color:var(--text);background:#fff;text-decoration:none;
}
.pagination a:hover{background:var(--bg-alt)}
.pagination .current{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ====== Front-end Landing ====== */
.front-wrapper{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,#fafbff 0%,#eef2ff 100%)}
.front-header{
  background:rgba(255,255,255,.9);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);padding:18px 0;position:sticky;top:0;z-index:50;
}
.front-header .container{display:flex;justify-content:space-between;align-items:center}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.front-logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.front-logo .logo{
  width:42px;height:42px;border-radius:11px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;color:#fff;
}
.front-logo h1{font-size:20px;color:var(--text);letter-spacing:1px;margin:0}
.front-nav{display:flex;align-items:center;gap:18px}
.front-nav a{font-size:14px;color:var(--text-light);font-weight:500}
.front-nav a:hover{color:var(--primary)}
.front-hero{padding:80px 0 60px;text-align:center}
.front-hero h1{font-size:54px;font-weight:800;line-height:1.15;color:var(--text);margin-bottom:18px}
.front-hero h1 .gradient{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.front-hero p{font-size:18px;color:var(--text-light);max-width:680px;margin:0 auto 28px}
.front-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.front-features{padding:60px 0;background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.front-features h2{text-align:center;font-size:32px;margin-bottom:40px}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.feature-card{padding:30px;border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff;transition:all .2s}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--primary)}
.feature-card .icon{
  width:54px;height:54px;border-radius:14px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;margin-bottom:16px;
}
.feature-card h3{font-size:18px;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--text-light);line-height:1.6}
.front-footer{padding:24px 0;text-align:center;font-size:13px;color:var(--text-light);background:#fff;border-top:1px solid var(--border)}

/* ====== Chatbot Widget ====== */
.chat-toggle{
  position:fixed;bottom:24px;right:24px;z-index:999;
  width:64px;height:64px;border-radius:50%;border:none;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;font-size:28px;cursor:pointer;
  box-shadow:0 12px 32px rgba(99,102,241,.4);
  transition:transform .2s;display:flex;align-items:center;justify-content:center;
}
.chat-toggle:hover{transform:scale(1.06)}
.chat-widget{
  position:fixed;bottom:100px;right:24px;z-index:999;
  width:380px;height:560px;max-height:calc(100vh - 130px);
  background:#fff;border-radius:18px;
  box-shadow:0 30px 80px rgba(15,23,42,.25);
  display:none;flex-direction:column;overflow:hidden;
  border:1px solid var(--border);
}
.chat-widget.open{display:flex;animation:slideUp .25s ease}
@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.chat-header{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;padding:16px 18px;display:flex;align-items:center;gap:12px;
}
.chat-header .avatar{
  width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;font-size:20px;
}
.chat-header .meta h4{font-size:15px;font-weight:600}
.chat-header .meta p{font-size:11px;opacity:.85;display:flex;align-items:center;gap:5px}
.chat-header .meta .dot{width:7px;height:7px;border-radius:50%;background:#22c55e;display:inline-block}
.chat-header .actions{margin-left:auto;display:flex;gap:6px}
.chat-header .actions button{
  background:rgba(255,255,255,.15);border:none;color:#fff;
  width:30px;height:30px;border-radius:8px;cursor:pointer;font-size:14px;
}
.chat-header .actions button:hover{background:rgba(255,255,255,.25)}
.chat-messages{flex:1;overflow-y:auto;padding:18px;background:#f8fafc;display:flex;flex-direction:column;gap:14px}
.chat-messages::-webkit-scrollbar{width:6px}
.chat-messages::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}
.msg{display:flex;gap:10px;max-width:85%;animation:fadeIn .3s}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.msg .msg-avatar{
  width:32px;height:32px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;flex-shrink:0;
}
.msg.user{align-self:flex-end;flex-direction:row-reverse}
.msg.user .msg-avatar{background:linear-gradient(135deg,#10b981,#059669)}
.msg-bubble{padding:10px 14px;border-radius:13px;font-size:14px;line-height:1.55;word-wrap:break-word;white-space:pre-wrap}
.msg.assistant .msg-bubble{background:#fff;border:1px solid var(--border);border-top-left-radius:4px;color:var(--text)}
.msg.user .msg-bubble{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border-top-right-radius:4px}
.msg-bubble p{margin:0 0 6px}
.msg-bubble p:last-child{margin-bottom:0}
.msg-bubble pre{background:#1e293b;color:#e2e8f0;padding:10px;border-radius:6px;overflow-x:auto;margin:6px 0;font-size:12px}
.msg-bubble code{font-family:'Courier New',monospace;font-size:12px}
.msg-bubble pre code{background:transparent;color:inherit}
.chat-typing{display:none;align-self:flex-start;gap:10px;align-items:center}
.chat-typing.active{display:flex}
.chat-typing .msg-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px}
.typing-dots{display:inline-flex;gap:4px;padding:10px 14px;background:#fff;border:1px solid var(--border);border-radius:13px;border-top-left-radius:4px}
.typing-dots span{width:7px;height:7px;border-radius:50%;background:var(--text-lighter);animation:typing 1.4s infinite}
.typing-dots span:nth-child(2){animation-delay:.2s}
.typing-dots span:nth-child(3){animation-delay:.4s}
@keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}
.chat-suggestions{padding:8px 12px;display:flex;gap:6px;flex-wrap:wrap;background:#f8fafc;border-top:1px solid var(--border)}
.chat-suggestions button{
  padding:6px 12px;background:#fff;border:1px solid var(--border);
  border-radius:99px;font-size:12px;color:var(--primary);cursor:pointer;transition:all .15s;
}
.chat-suggestions button:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.chat-input{padding:12px;background:#fff;border-top:1px solid var(--border);display:flex;gap:8px}
.chat-input textarea{
  flex:1;padding:10px 12px;border:1px solid var(--border);border-radius:10px;
  resize:none;font-family:inherit;font-size:14px;height:44px;max-height:120px;
}
.chat-input textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.15)}
.chat-input button{
  width:44px;height:44px;border-radius:10px;border:none;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;
  font-size:18px;cursor:pointer;transition:transform .15s;
  display:flex;align-items:center;justify-content:center;
}
.chat-input button:hover{transform:scale(1.05)}
.chat-input button:disabled{opacity:.5;cursor:not-allowed;transform:none}
.chat-disclaimer{padding:6px 14px;background:#fef3c7;color:#92400e;font-size:11px;text-align:center;border-top:1px solid #fcd34d}

/* ====== Responsive ====== */
@media(max-width:980px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main-area{margin-left:0}
  .topbar .menu-toggle{display:block}
  .front-hero h1{font-size:36px}
  .front-hero p{font-size:16px}
  .chat-widget{width:calc(100vw - 32px);height:calc(100vh - 130px);right:16px;bottom:90px}
  .chat-toggle{right:16px;bottom:16px}
}