:root {
  --primary: #4F46E5;
  --primary-dark: #3730A3;
  --primary-light: #EEF2FF;
  --success: #10B981;
  --danger: #EF4444;
  --warning: #F59E0B;
  --info: #3B82F6;
  --dark: #1E293B;
  --gray: #64748B;
  --light: #F8FAFC;
  --border: #E2E8F0;
  --sidebar-w: 230px;
}

*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',sans-serif;background:var(--light);color:var(--dark)}

/* ── Layout ── */
.app{display:flex;min-height:100vh}

/* ── Sidebar ── */
.sidebar{
  width:var(--sidebar-w);background:var(--dark);color:#fff;
  display:flex;flex-direction:column;
  position:fixed;top:0;left:0;bottom:0;z-index:100;
  overflow-y:auto;
}
.sidebar-brand{
  padding:18px 20px;font-size:1.15rem;font-weight:700;
  border-bottom:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;gap:10px;color:#fff;
  flex-shrink:0;
}
.sidebar-brand i{color:var(--primary);font-size:1.3rem}
.sidebar-section-label{
  padding:14px 20px 4px;font-size:.68rem;font-weight:700;
  letter-spacing:1px;text-transform:uppercase;
  color:rgba(255,255,255,.3);flex-shrink:0;
}
.sidebar-menu{list-style:none;padding:0;flex-shrink:0}
.sidebar-menu li a{
  display:flex;align-items:center;gap:10px;
  padding:9px 20px;color:rgba(255,255,255,.65);
  text-decoration:none;font-size:.875rem;transition:all .15s;
  position:relative;
}
.sidebar-menu li a:hover,.sidebar-menu li.active a{
  background:rgba(79,70,229,.25);color:#fff;
  border-left:3px solid var(--primary);padding-left:17px;
}
.sidebar-menu li a i{width:16px;font-size:.9rem}
.badge-count{
  margin-left:auto;background:var(--danger);color:#fff;
  font-size:.7rem;font-weight:700;padding:2px 6px;
  border-radius:10px;line-height:1.2;
}
.sidebar-footer{
  margin-top:auto;padding:14px 18px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;flex-shrink:0;
}
.user-info{display:flex;align-items:center;gap:8px;font-size:.82rem;color:rgba(255,255,255,.75)}
.logout-btn{color:rgba(255,255,255,.4);font-size:1.1rem;transition:color .2s}
.logout-btn:hover{color:var(--danger)}

/* ── Content ── */
.content{margin-left:var(--sidebar-w);padding:26px;flex:1;min-height:100vh}

/* ── Page Header ── */
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:10px}
.page-header h1{font-size:1.4rem;font-weight:700}
.page-header p{color:var(--gray);font-size:.875rem;margin-top:2px}

/* ── Stats ── */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:22px}
.stat-card{background:#fff;border-radius:12px;padding:18px;border:1px solid var(--border);display:flex;align-items:center;gap:14px}
.stat-icon{width:46px;height:46px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0}
.stat-icon.blue{background:#EFF6FF;color:var(--info)}
.stat-icon.green{background:#ECFDF5;color:var(--success)}
.stat-icon.purple{background:var(--primary-light);color:var(--primary)}
.stat-icon.orange{background:#FFFBEB;color:var(--warning)}
.stat-icon.red{background:#FEF2F2;color:var(--danger)}
.stat-icon.teal{background:#F0FDFA;color:#0D9488}
.stat-value{font-size:1.7rem;font-weight:700;line-height:1}
.stat-label{font-size:.78rem;color:var(--gray);margin-top:3px}

/* ── Cards / Tables ── */
.card{background:#fff;border-radius:12px;border:1px solid var(--border);padding:20px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.table-card{background:#fff;border-radius:12px;border:1px solid var(--border);overflow:hidden}
.table-card-header{
  padding:14px 18px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;
}
.table-card-header h3{font-size:.95rem;font-weight:600}
table{width:100%;border-collapse:collapse}
thead th{
  background:var(--light);padding:9px 14px;text-align:left;
  font-size:.73rem;font-weight:700;text-transform:uppercase;
  letter-spacing:.5px;color:var(--gray);border-bottom:1px solid var(--border);
}
tbody tr{border-bottom:1px solid var(--border);transition:background .12s}
tbody tr:last-child{border-bottom:none}
tbody tr:hover{background:#FAFBFF}
tbody td{padding:11px 14px;font-size:.875rem;vertical-align:middle}

/* ── Buttons ── */
.btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:8px;font-size:.85rem;
  font-weight:500;cursor:pointer;border:none;
  text-decoration:none;transition:all .18s;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-success{background:var(--success);color:#fff}
.btn-success:hover{background:#059669}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#DC2626}
.btn-warning{background:var(--warning);color:#fff}
.btn-secondary{background:#fff;color:var(--dark);border:1px solid var(--border)}
.btn-secondary:hover{background:var(--light)}
.btn-info{background:var(--info);color:#fff}
.btn-sm{padding:4px 10px;font-size:.78rem}
.btn-icon{padding:5px 8px}
.btn-group{display:flex;gap:6px;flex-wrap:wrap}

/* ── Badges ── */
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.72rem;font-weight:600}
.badge-lead{background:#EFF6FF;color:#2563EB}
.badge-prospect{background:#FFFBEB;color:#D97706}
.badge-customer{background:#ECFDF5;color:#059669}
.badge-partner{background:#F5F3FF;color:#7C3AED}
.badge-inactive{background:#F1F5F9;color:#64748B}
.badge-new{background:#EFF6FF;color:#2563EB}
.badge-qualified{background:#F5F3FF;color:#7C3AED}
.badge-proposal{background:#FFFBEB;color:#D97706}
.badge-negotiation{background:#FFF7ED;color:#EA580C}
.badge-won{background:#ECFDF5;color:#059669}
.badge-lost{background:#FEF2F2;color:#DC2626}
.badge-call{background:#EFF6FF;color:#2563EB}
.badge-email{background:#F5F3FF;color:#7C3AED}
.badge-meeting{background:#ECFDF5;color:#059669}
.badge-task{background:#FFFBEB;color:#D97706}
.badge-note{background:#F1F5F9;color:#475569}
.badge-pending{background:#FFFBEB;color:#D97706}
.badge-done{background:#ECFDF5;color:#059669}
.badge-cancelled{background:#FEF2F2;color:#DC2626}
.badge-unread{background:#EFF6FF;color:#2563EB}
.badge-read{background:#F1F5F9;color:#64748B}
.badge-archived{background:#F1F5F9;color:#94A3B8}
.badge-sent{background:#ECFDF5;color:#059669}
.badge-inbound{background:#EFF6FF;color:#2563EB}
.badge-outbound{background:#ECFDF5;color:#059669}
.badge-auto{background:#F5F3FF;color:#7C3AED}
.badge-manual{background:#FFF7ED;color:#EA580C}
.badge-none{background:#F1F5F9;color:#94A3B8}

/* ── Forms ── */
.form-group{margin-bottom:14px}
.form-label{display:block;font-size:.85rem;font-weight:500;margin-bottom:5px;color:var(--dark)}
.form-control{
  width:100%;padding:8px 11px;border:1px solid var(--border);
  border-radius:8px;font-size:.875rem;transition:border-color .2s;
  outline:none;background:#fff;font-family:inherit;
}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,70,229,.1)}
textarea.form-control{resize:vertical;min-height:80px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.form-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.form-hint{font-size:.75rem;color:var(--gray);margin-top:3px}

/* ── Search ── */
.search-bar{display:flex;align-items:center;gap:10px;margin-bottom:18px;flex-wrap:wrap}
.search-input-wrap{position:relative;flex:1;min-width:200px;max-width:380px}
.search-input-wrap i{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--gray);font-size:.85rem}
.search-input-wrap input{padding-left:32px}

/* ── Alerts ── */
.alert{
  padding:11px 14px;border-radius:8px;margin-bottom:18px;
  display:flex;align-items:center;gap:10px;font-size:.875rem;
}
.alert-success{background:#ECFDF5;color:#065F46;border:1px solid #A7F3D0}
.alert-error{background:#FEF2F2;color:#991B1B;border:1px solid #FECACA}
.alert-close{margin-left:auto;background:none;border:none;cursor:pointer;font-size:1.1rem;color:inherit;opacity:.6}
.alert-close:hover{opacity:1}

/* ── Login ── */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2)}
.login-card{background:#fff;border-radius:16px;padding:38px;width:100%;max-width:400px;box-shadow:0 20px 60px rgba(0,0,0,.15)}
.login-brand{text-align:center;margin-bottom:26px}
.login-brand i{font-size:2.4rem;color:var(--primary)}
.login-brand h1{font-size:1.4rem;font-weight:700;margin-top:8px}
.login-brand p{color:var(--gray);font-size:.875rem}

/* ── Pipeline ── */
.pipeline{display:flex;gap:12px;overflow-x:auto;padding-bottom:12px}
.pipeline-col{min-width:210px;flex:1;background:var(--light);border-radius:10px;border:1px solid var(--border)}
.pipeline-col-header{padding:11px 13px;font-weight:600;font-size:.82rem;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.pipeline-col-body{padding:8px;display:flex;flex-direction:column;gap:7px}
.deal-card{background:#fff;border-radius:8px;border:1px solid var(--border);padding:11px;cursor:pointer;transition:box-shadow .2s}
.deal-card:hover{box-shadow:0 3px 12px rgba(0,0,0,.1)}
.deal-card h4{font-size:.82rem;font-weight:600;margin-bottom:4px}
.deal-card .deal-value{font-size:.88rem;color:var(--success);font-weight:700}
.deal-card .deal-meta{font-size:.75rem;color:var(--gray);margin-top:3px;display:flex;align-items:center;gap:4px}

/* ── Modal ── */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:999;align-items:center;justify-content:center;padding:16px}
.modal-overlay.open{display:flex}
.modal{background:#fff;border-radius:14px;width:100%;max-width:650px;max-height:92vh;overflow-y:auto}
.modal-lg{max-width:850px}
.modal-header{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:#fff;z-index:1;border-radius:14px 14px 0 0}
.modal-header h2{font-size:1.05rem;font-weight:600}
.modal-body{padding:22px}
.modal-close{background:none;border:none;font-size:1.2rem;color:var(--gray);cursor:pointer;padding:4px;border-radius:6px;transition:background .15s}
.modal-close:hover{background:var(--light);color:var(--dark)}

/* ── Actions ── */
.actions{display:flex;gap:5px;align-items:center}
.empty-state{text-align:center;padding:40px 20px;color:var(--gray)}
.empty-state i{font-size:2.5rem;margin-bottom:10px;opacity:.4;display:block}
.empty-state p{font-size:.9rem}

/* ── Email specific ── */
.email-list{display:flex;flex-direction:column}
.email-item{
  display:flex;align-items:flex-start;gap:14px;
  padding:13px 18px;border-bottom:1px solid var(--border);
  cursor:pointer;transition:background .12s;
  text-decoration:none;color:var(--dark);
}
.email-item:hover{background:#F5F7FF}
.email-item.unread{background:#F0F4FF;border-left:3px solid var(--primary)}
.email-item.unread .email-subject{font-weight:700}
.email-avatar{
  width:38px;height:38px;border-radius:50%;
  background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:.9rem;flex-shrink:0;
}
.email-main{flex:1;min-width:0}
.email-from{font-size:.85rem;font-weight:600;margin-bottom:2px}
.email-subject{font-size:.875rem;margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.email-preview{font-size:.78rem;color:var(--gray);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.email-meta{text-align:right;flex-shrink:0}
.email-date{font-size:.75rem;color:var(--gray);margin-bottom:6px}
.email-tags{display:flex;flex-direction:column;align-items:flex-end;gap:3px}

.email-view-header{background:#fff;border-radius:12px;border:1px solid var(--border);padding:20px;margin-bottom:16px}
.email-view-subject{font-size:1.2rem;font-weight:700;margin-bottom:14px}
.email-view-meta{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:.85rem;margin-bottom:14px;align-items:baseline}
.email-view-meta .label{font-weight:600;color:var(--gray)}
.email-body{background:#fff;border-radius:12px;border:1px solid var(--border);padding:22px;min-height:200px;line-height:1.7;font-size:.9rem}
.email-body img{max-width:100%;height:auto}

.assoc-box{background:var(--light);border-radius:10px;padding:16px;border:1px solid var(--border)}
.assoc-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.assoc-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--primary-light);color:var(--primary);
  border-radius:20px;padding:4px 12px;font-size:.8rem;font-weight:600;
}
.assoc-tag.company-tag{background:#ECFDF5;color:#065F46}
.assoc-tag .remove{cursor:pointer;opacity:.6;font-size:.9rem}
.assoc-tag .remove:hover{opacity:1}

.compose-toolbar{display:flex;gap:6px;padding:8px;border-bottom:1px solid var(--border);background:var(--light);border-radius:8px 8px 0 0;flex-wrap:wrap}
.compose-body{border:1px solid var(--border);border-radius:0 0 8px 8px;min-height:200px;padding:12px;font-size:.9rem;outline:none;font-family:inherit;width:100%;resize:vertical}

/* ── Tabs ── */
.tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:18px}
.tab{
  padding:9px 18px;cursor:pointer;font-size:.875rem;font-weight:500;
  color:var(--gray);border-bottom:2px solid transparent;margin-bottom:-2px;
  text-decoration:none;transition:all .15s;
}
.tab:hover{color:var(--dark)}
.tab.active{color:var(--primary);border-bottom-color:var(--primary)}

/* ── Link style ── */
a.row-link{color:var(--primary);text-decoration:none;font-weight:500}
a.row-link:hover{text-decoration:underline}

/* ── Sync status ── */
.sync-info{font-size:.78rem;color:var(--gray);display:flex;align-items:center;gap:5px}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block}
.dot-green{background:var(--success)}
.dot-gray{background:#CBD5E1}

/* ── Responsive ── */
@media(max-width:768px){
  .sidebar{width:56px}
  .sidebar-brand span,.sidebar-menu li a span,.user-info span,.sidebar-section-label{display:none}
  .sidebar-menu li a{justify-content:center;padding:12px}
  .sidebar-menu li.active a{border-left-width:0;padding:12px}
  .content{margin-left:56px;padding:14px}
  .form-row,.form-row-3{grid-template-columns:1fr}
  .pipeline{flex-direction:column}
  .stats-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .stats-grid{grid-template-columns:1fr}
}