/* ================================================================
   WhatsApp AI SaaS - Main Stylesheet
   ================================================================ */
:root {
  --bg:      #0b0b10;
  --surface: #111118;
  --card:    #16161f;
  --card2:   #1c1c28;
  --border:  rgba(255,255,255,0.07);
  --border2: rgba(255,255,255,0.12);
  --accent:  #7c3aed;
  --accent2: #06b6d4;
  --green:   #22c55e;
  --amber:   #f59e0b;
  --red:     #ef4444;
  --blue:    #3b82f6;
  --text:    #eeeef5;
  --muted:   #6b6b88;
  --sidebar-w: 240px;
  --topbar-h:  58px;
  --radius:    14px;
  --radius-sm: 8px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:'DM Sans',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;display:flex;overflow-x:hidden;}
a{color:inherit;text-decoration:none;}
button{cursor:pointer;font-family:inherit;}

/* ---- SIDEBAR ---- */
.sidebar{
  width:var(--sidebar-w);min-height:100vh;
  background:var(--surface);
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  position:fixed;top:0;left:0;z-index:200;
  transition:transform 0.25s ease;
}
.sidebar-brand{
  display:flex;align-items:center;gap:10px;
  padding:18px 16px 14px;
  border-bottom:1px solid var(--border);
}
.brand-icon{
  width:34px;height:34px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  border-radius:9px;display:flex;align-items:center;justify-content:center;
  font-size:18px;flex-shrink:0;
}
.brand-name{font-family:'Syne',sans-serif;font-weight:800;font-size:15px;white-space:nowrap;}

.sidebar-nav{flex:1;padding:10px 8px;overflow-y:auto;display:flex;flex-direction:column;gap:2px;}
.nav-item{
  display:flex;align-items:center;gap:10px;
  padding:9px 10px;border-radius:9px;
  font-size:13.5px;font-weight:500;color:var(--muted);
  transition:background 0.15s,color 0.15s;
  white-space:nowrap;
}
.nav-item:hover{background:rgba(255,255,255,0.05);color:var(--text);}
.nav-item.active{background:rgba(124,58,237,0.15);color:var(--accent);border:1px solid rgba(124,58,237,0.2);}
.nav-icon{font-size:15px;width:20px;text-align:center;flex-shrink:0;}
.sidebar-footer{padding:10px 8px;border-top:1px solid var(--border);}
.plan-info{display:flex;align-items:center;gap:8px;padding:6px 10px;margin-bottom:4px;}
.plan-badge{font-size:10.5px;padding:2px 8px;border-radius:20px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;}
.trial-days{font-size:11px;color:var(--amber);}
.logout-btn{color:var(--red)!important;}

/* ---- MAIN ---- */
.main-wrapper{margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column;min-height:100vh;}
.topbar{
  height:var(--topbar-h);position:sticky;top:0;z-index:100;
  background:rgba(11,11,16,0.9);backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:14px;padding:0 20px;
}
.menu-toggle{background:none;border:none;color:var(--muted);font-size:18px;display:none;}
.topbar-title{font-family:'Syne',sans-serif;font-weight:700;font-size:16px;flex:1;}
.topbar-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.upgrade-btn{
  font-size:12px;font-weight:700;padding:6px 14px;
  background:linear-gradient(135deg,var(--accent),#5b21b6);
  border-radius:20px;color:#fff;white-space:nowrap;
  box-shadow:0 2px 12px rgba(124,58,237,0.3);
}
.user-menu{display:flex;align-items:center;gap:8px;}
.user-avatar{
  width:34px;height:34px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  display:flex;align-items:center;justify-content:center;
  font-family:'Syne',sans-serif;font-weight:800;font-size:14px;flex-shrink:0;
}
.user-info{display:flex;flex-direction:column;}
.user-name-top{font-size:13px;font-weight:600;line-height:1.2;}
.user-email-top{font-size:11px;color:var(--muted);}

.main-content{flex:1;padding:24px;max-width:100%;}

/* ---- CARDS / GRID ---- */
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px;}
.page-title{font-family:'Syne',sans-serif;font-size:22px;font-weight:800;}
.page-sub{font-size:13px;color:var(--muted);margin-top:4px;}

.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:24px;}
.stat-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;display:flex;flex-direction:column;gap:6px;
}
.stat-icon{font-size:22px;margin-bottom:2px;}
.stat-val{font-family:'Syne',sans-serif;font-size:26px;font-weight:800;}
.stat-label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:0.5px;}
.stat-change{font-size:11px;color:var(--green);}

.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;}
.card-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);}
.card-title{font-family:'Syne',sans-serif;font-size:14px;font-weight:700;}
.card-body{padding:20px;}

/* ---- BUTTONS ---- */
.btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 18px;border-radius:9px;font-size:13.5px;font-weight:600;
  border:none;transition:all 0.15s;font-family:'DM Sans',sans-serif;
}
.btn:hover{transform:translateY(-1px);opacity:0.9;}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 3px 14px rgba(124,58,237,0.3);}
.btn-success{background:var(--green);color:#fff;box-shadow:0 3px 14px rgba(34,197,94,0.25);}
.btn-danger {background:var(--red);color:#fff;}
.btn-secondary{background:rgba(255,255,255,0.07);color:var(--text);border:1px solid var(--border);}
.btn-sm{padding:6px 13px;font-size:12.5px;}
.btn-icon{padding:8px;border-radius:8px;}

/* ---- FORMS ---- */
.form-group{margin-bottom:16px;}
.form-label{display:block;font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:0.5px;margin-bottom:6px;}
.form-control{
  width:100%;background:rgba(255,255,255,0.04);
  border:1px solid var(--border);border-radius:9px;
  padding:10px 13px;color:var(--text);font-size:14px;font-family:'DM Sans',sans-serif;
  outline:none;transition:border-color 0.2s,box-shadow 0.2s;
}
.form-control:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(124,58,237,0.12);}
.form-control::placeholder{color:var(--muted);opacity:0.7;}
select.form-control option{background:#1c1c28;}
textarea.form-control{resize:vertical;min-height:90px;}

/* ---- TOGGLE SWITCH ---- */
.toggle-wrap{display:flex;align-items:center;gap:10px;}
.toggle{position:relative;width:46px;height:25px;flex-shrink:0;}
.toggle input{opacity:0;width:0;height:0;position:absolute;}
.toggle-slider{
  position:absolute;inset:0;background:rgba(255,255,255,0.1);
  border-radius:25px;cursor:pointer;transition:0.25s;border:1px solid var(--border);
}
.toggle-slider::before{
  content:'';position:absolute;height:19px;width:19px;
  left:2px;bottom:2px;background:var(--muted);border-radius:50%;transition:0.25s;
}
.toggle input:checked + .toggle-slider{background:var(--green);border-color:var(--green);}
.toggle input:checked + .toggle-slider::before{transform:translateX(21px);background:#fff;}

/* ---- TABLE ---- */
.table-wrap{overflow-x:auto;}
table{width:100%;border-collapse:collapse;}
thead th{padding:10px 14px;font-size:11.5px;text-transform:uppercase;letter-spacing:0.5px;color:var(--muted);font-weight:600;border-bottom:1px solid var(--border);text-align:left;}
tbody td{padding:12px 14px;font-size:13.5px;border-bottom:1px solid rgba(255,255,255,0.04);}
tbody tr:hover{background:rgba(255,255,255,0.02);}

/* ---- BADGES ---- */
.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:600;}
.badge-green {background:rgba(34,197,94,0.15);color:#4ade80;}
.badge-red   {background:rgba(239,68,68,0.15);color:#f87171;}
.badge-amber {background:rgba(245,158,11,0.15);color:#fbbf24;}
.badge-blue  {background:rgba(59,130,246,0.15);color:#60a5fa;}
.badge-purple{background:rgba(124,58,237,0.15);color:#a78bfa;}
.badge-gray  {background:rgba(107,114,128,0.15);color:#9ca3af;}

/* ---- ALERT ---- */
.alert{padding:12px 14px;border-radius:10px;font-size:13.5px;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.alert-error  {background:rgba(239,68,68,0.12);border:1px solid rgba(239,68,68,0.25);color:#fca5a5;}
.alert-success{background:rgba(34,197,94,0.12);border:1px solid rgba(34,197,94,0.25);color:#86efac;}
.alert-info   {background:rgba(59,130,246,0.12);border:1px solid rgba(59,130,246,0.25);color:#93c5fd;}
.alert-warning{background:rgba(245,158,11,0.12);border:1px solid rgba(245,158,11,0.25);color:#fcd34d;}

/* ---- STATUS DOT ---- */
.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;}
.dot-green {background:var(--green);box-shadow:0 0 6px rgba(34,197,94,0.5);}
.dot-red   {background:var(--red);}
.dot-amber {background:var(--amber);}
.dot-gray  {background:var(--muted);}

/* ---- QR AREA ---- */
.qr-container{
  display:flex;flex-direction:column;align-items:center;gap:16px;
  padding:28px;background:var(--card2);border-radius:var(--radius);
  border:1px solid var(--border);
}
.qr-img{width:200px;height:200px;border-radius:12px;background:#fff;padding:8px;object-fit:contain;}
.qr-placeholder{
  width:200px;height:200px;border-radius:12px;
  background:rgba(255,255,255,0.03);border:2px dashed var(--border);
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:8px;
  font-size:12px;color:var(--muted);
}

/* ---- CHATBOT FLOW BUILDER ---- */
.flow-canvas{
  width:100%;height:calc(100vh - 200px);
  background:var(--surface);border-radius:var(--radius);
  border:1px solid var(--border);
  background-image:radial-gradient(circle,rgba(255,255,255,0.04) 1px,transparent 1px);
  background-size:24px 24px;
  position:relative;overflow:hidden;
}
.flow-node{
  position:absolute;min-width:180px;
  background:var(--card);border:2px solid var(--border);border-radius:12px;
  cursor:grab;user-select:none;
}
.flow-node:active{cursor:grabbing;}
.flow-node.selected{border-color:var(--accent);}
.flow-node-header{
  display:flex;align-items:center;gap:8px;
  padding:10px 14px;border-bottom:1px solid var(--border);
  font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:0.5px;
}
.flow-node-body{padding:12px 14px;font-size:12.5px;color:var(--muted);}
.node-port{
  width:12px;height:12px;border-radius:50%;
  background:var(--accent);border:2px solid var(--bg);
  position:absolute;cursor:crosshair;
}

/* ---- LIVE CHAT ---- */
.chat-layout{display:flex;height:calc(100vh - var(--topbar-h) - 48px);overflow:hidden;}
.chat-sidebar{
  width:300px;flex-shrink:0;
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;overflow:hidden;
}
.chat-search{padding:12px;border-bottom:1px solid var(--border);}
.chat-list{flex:1;overflow-y:auto;}
.chat-item{
  display:flex;align-items:center;gap:10px;
  padding:12px 14px;cursor:pointer;
  border-bottom:1px solid rgba(255,255,255,0.03);
  transition:background 0.1s;
}
.chat-item:hover{background:rgba(255,255,255,0.04);}
.chat-item.active{background:rgba(124,58,237,0.1);border-left:3px solid var(--accent);}
.chat-avatar{
  width:40px;height:40px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;flex-shrink:0;
}
.chat-meta{flex:1;min-width:0;}
.chat-name{font-size:13.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.chat-preview{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.chat-time{font-size:11px;color:var(--muted);}
.unread-badge{
  background:var(--green);color:#fff;font-size:10px;font-weight:700;
  border-radius:20px;padding:1px 6px;min-width:18px;text-align:center;
}

.chat-main{flex:1;display:flex;flex-direction:column;overflow:hidden;}
.chat-header{
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;border-bottom:1px solid var(--border);
  background:var(--surface);
}
.chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;}
.msg-wrap{display:flex;align-items:flex-end;gap:8px;}
.msg-wrap.outgoing{flex-direction:row-reverse;}
.msg-bubble{
  max-width:65%;padding:10px 14px;border-radius:14px;
  font-size:13.5px;line-height:1.5;word-break:break-word;
}
.msg-bubble.incoming{background:var(--card2);border-radius:14px 14px 14px 4px;}
.msg-bubble.outgoing{background:rgba(124,58,237,0.2);border:1px solid rgba(124,58,237,0.2);border-radius:14px 14px 4px 14px;}
.msg-bubble.ai{background:rgba(6,182,212,0.12);border:1px solid rgba(6,182,212,0.2);}
.msg-time{font-size:10px;color:var(--muted);padding:0 4px;}
.msg-ai-tag{font-size:10px;color:var(--accent2);display:flex;align-items:center;gap:3px;margin-top:4px;}

.chat-input-area{
  padding:12px 16px;border-top:1px solid var(--border);
  background:var(--surface);display:flex;align-items:center;gap:10px;
}
.chat-input{
  flex:1;background:var(--card);border:1px solid var(--border);
  border-radius:22px;padding:10px 16px;color:var(--text);
  font-size:14px;font-family:'DM Sans',sans-serif;outline:none;resize:none;
  max-height:100px;
}
.chat-send-btn{
  width:40px;height:40px;border-radius:50%;
  background:var(--accent);border:none;color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;
  flex-shrink:0;transition:transform 0.15s;
}
.chat-send-btn:hover{transform:scale(1.08);}

.chat-right-panel{
  width:260px;flex-shrink:0;
  border-left:1px solid var(--border);
  overflow-y:auto;padding:16px;
  display:flex;flex-direction:column;gap:14px;
}

/* ---- KANBAN ---- */
.kanban-board{display:flex;gap:16px;overflow-x:auto;padding-bottom:16px;}
.kanban-col{
  min-width:260px;flex-shrink:0;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  display:flex;flex-direction:column;max-height:calc(100vh-200px);
}
.kanban-col-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;border-bottom:1px solid var(--border);
}
.kanban-col-title{font-weight:700;font-size:13px;display:flex;align-items:center;gap:8px;}
.kanban-col-dot{width:10px;height:10px;border-radius:50%;}
.kanban-count{
  background:rgba(255,255,255,0.08);border-radius:20px;
  padding:1px 7px;font-size:11px;font-weight:700;
}
.kanban-cards{flex:1;overflow-y:auto;padding:10px;}
.kanban-card{
  background:var(--surface);border:1px solid var(--border);border-radius:10px;
  padding:12px;margin-bottom:8px;cursor:pointer;
  transition:transform 0.15s,box-shadow 0.15s;
}
.kanban-card:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,0.3);}
.kcard-name{font-size:13.5px;font-weight:600;margin-bottom:4px;}
.kcard-preview{font-size:12px;color:var(--muted);}
.kcard-meta{display:flex;align-items:center;gap:6px;margin-top:8px;}

/* ---- MODAL ---- */
.modal-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:500;
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity 0.2s;
}
.modal-overlay.open{opacity:1;pointer-events:all;}
.modal{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  width:90%;max-width:540px;max-height:85vh;overflow-y:auto;
  transform:translateY(20px);transition:transform 0.2s;
}
.modal-overlay.open .modal{transform:translateY(0);}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);}
.modal-title{font-family:'Syne',sans-serif;font-weight:700;font-size:16px;}
.modal-close{background:none;border:none;color:var(--muted);font-size:20px;line-height:1;padding:2px 6px;border-radius:6px;}
.modal-close:hover{color:var(--text);background:rgba(255,255,255,0.07);}
.modal-body{padding:20px;}
.modal-footer{display:flex;gap:8px;justify-content:flex-end;padding:14px 20px;border-top:1px solid var(--border);}

/* ---- PRICING ---- */
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin:28px 0;}
.pricing-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;position:relative;overflow:hidden;transition:transform 0.2s,border-color 0.2s;
}
.pricing-card:hover{transform:translateY(-4px);border-color:var(--border2);}
.pricing-card.popular{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent);}
.popular-tag{
  position:absolute;top:14px;right:14px;
  background:var(--accent);color:#fff;font-size:10px;font-weight:700;
  padding:2px 9px;border-radius:20px;text-transform:uppercase;letter-spacing:0.5px;
}
.plan-name{font-family:'Syne',sans-serif;font-size:18px;font-weight:800;margin-bottom:8px;}
.plan-price{font-family:'Syne',sans-serif;font-size:34px;font-weight:800;margin-bottom:4px;}
.plan-price span{font-size:14px;font-weight:400;color:var(--muted);}
.plan-features{list-style:none;margin:16px 0 20px;display:flex;flex-direction:column;gap:8px;}
.plan-features li{font-size:13px;display:flex;align-items:center;gap:8px;}
.plan-features li::before{content:'✓';color:var(--green);font-weight:700;flex-shrink:0;}
.plan-features li.no::before{content:'✗';color:var(--muted);}
.plan-features li.no{color:var(--muted);}

/* ---- RESPONSIVE ---- */
@media(max-width:768px){
  .sidebar{transform:translateX(-100%);}
  .sidebar.open{transform:translateX(0);}
  .main-wrapper{margin-left:0;}
  .menu-toggle{display:block;}
  .chat-layout{flex-direction:column;}
  .chat-sidebar{width:100%;height:220px;}
  .chat-right-panel{display:none;}
  .topbar-title{font-size:14px;}
}

/* ---- ANIMATIONS ---- */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.fade-in{animation:fadeIn 0.4s ease both;}
.slide-up{animation:slideUp 0.4s ease both;}