:root{--bg-main: #F3F4F6;--bg-card: #FFFFFF;--bg-sidebar: #0F172A;--bg-sidebar-hover: #1E293B;--bg-sidebar-active: #2563EB;--text-main: #111827;--text-secondary: #6B7280;--text-light: #F8FAFC;--border-color: #E5E7EB;--primary: #2563EB;--primary-hover: #1D4ED8;--primary-light: #EFF6FF;--danger: #EF4444;--danger-light: #FEF2F2;--success: #10B981;--success-light: #ECFDF5;--warning: #F59E0B;--warning-light: #FFFBEB;--purple: #8B5CF6;--purple-light: #FAF5FF}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:260px;background-color:var(--bg-sidebar);color:#94a3b8;display:flex;flex-direction:column;flex-shrink:0;transition:width .2s ease}.sidebar-header{padding:24px 20px;display:flex;align-items:center;gap:12px;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar-logo{font-size:20px;font-weight:700;color:#fff;letter-spacing:-.5px;display:flex;align-items:center;gap:8px}.sidebar-badge{background-color:var(--primary);color:#fff;font-size:11px;padding:2px 8px;border-radius:9999px;font-weight:600;text-transform:uppercase}.sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:8px;font-size:14px;font-weight:500;color:#94a3b8;transition:all .15s ease}.nav-item:hover{background-color:var(--bg-sidebar-hover);color:#fff}.nav-item.active{background-color:var(--bg-sidebar-active);color:#fff;font-weight:600}.sidebar-footer{padding:16px 20px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#64748b}.admin-main{flex:1;display:flex;flex-direction:column;min-width:0}.admin-topbar{height:64px;background-color:var(--bg-card);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:10}.topbar-left{display:flex;align-items:center;gap:16px}.topbar-title{font-size:16px;font-weight:600;color:var(--text-main)}.topbar-right{display:flex;align-items:center;gap:20px}.admin-user-info{display:flex;align-items:center;gap:10px}.user-avatar{width:36px;height:36px;border-radius:50%;background-color:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px}.user-details{display:flex;flex-direction:column}.user-name{font-size:14px;font-weight:600;color:var(--text-main)}.user-role{font-size:12px;color:var(--text-secondary)}.logout-button{display:flex;align-items:center;gap:6px;background:transparent;border:1px solid var(--border-color);padding:7px 14px;border-radius:6px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all .15s ease}.logout-button:hover{background-color:#f9fafb;color:var(--danger);border-color:#fca5a5}.content-container{padding:28px;flex:1}.page-header{margin-bottom:24px;display:flex;justify-content:space-between;align-items:center}.page-title{font-size:24px;font-weight:700;color:var(--text-main)}.page-subtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.admin-card{background:var(--bg-card);border-radius:12px;border:1px solid var(--border-color);padding:20px;box-shadow:0 1px 3px #0000000a}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:28px}.stat-card{background:var(--bg-card);border-radius:12px;border:1px solid var(--border-color);padding:20px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 1px 3px #0000000a;transition:transform .15s ease,box-shadow .15s ease}.stat-card:hover{transform:translateY(-2px);box-shadow:0 4px 6px -1px #00000014}.stat-header{display:flex;align-items:center;justify-content:space-between;color:var(--text-secondary);font-size:13px;font-weight:500}.stat-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;background-color:var(--primary-light);color:var(--primary)}.stat-value{font-size:28px;font-weight:700;color:var(--text-main);margin-top:12px}.stat-trend{font-size:13px;font-weight:500;margin-top:6px;display:flex;align-items:center;gap:4px}.trend-up{color:var(--success)}.trend-neutral{color:var(--text-secondary)}.table-responsive{width:100%;overflow-x:auto;border-radius:12px;border:1px solid var(--border-color);background:var(--bg-card)}.admin-table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}.admin-table th{background-color:#f9fafb;color:var(--text-secondary);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.05em;padding:14px 18px;border-bottom:1px solid var(--border-color);white-space:nowrap}.admin-table td{padding:16px 18px;border-bottom:1px solid var(--border-color);color:var(--text-main);vertical-align:middle}.admin-table tr:last-child td{border-bottom:none}.admin-table tr:hover td{background-color:#f8fafc}.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:9999px;font-size:12px;font-weight:600;white-space:nowrap}.badge-new{background-color:#eff6ff;color:#1d4ed8;border:1px solid #BFDBFE}.badge-contacted,.badge-pending{background-color:#fefce8;color:#a16207;border:1px solid #FEF08A}.badge-quoted{background-color:#faf5ff;color:#7e22ce;border:1px solid #E9D5FF}.badge-won,.badge-approved{background-color:#f0fdf4;color:#15803d;border:1px solid #BBF7D0}.badge-lost,.badge-rejected{background-color:#fef2f2;color:#b91c1c;border:1px solid #FECACA}.filters-bar{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:18px;align-items:center}.filter-select,.filter-input{background-color:#fff;border:1px solid var(--border-color);padding:8px 14px;border-radius:8px;font-size:13px;color:var(--text-main);outline:none;font-family:inherit}.filter-select:focus,.filter-input:focus{border-color:var(--primary);box-shadow:0 0 0 2px #2563eb26}.btn{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:7px 12px;border-radius:6px;cursor:pointer;border:none;transition:all .15s ease;font-family:inherit}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-outline{background-color:transparent;border:1px solid var(--border-color);color:var(--text-main)}.btn-outline:hover{background-color:#f9fafb}.btn-success{background-color:#10b981;color:#fff}.btn-success:hover{background-color:#059669}.btn-danger{background-color:#ef4444;color:#fff}.btn-danger:hover{background-color:#dc2626}.btn-sm{padding:5px 10px;font-size:12px}.btn-group{display:inline-flex;gap:8px}div[class*=placeholder]{background:var(--bg-card);border-radius:12px;border:1px solid var(--border-color);padding:48px;text-align:center;max-width:680px;margin:40px auto}.placeholder-icon{width:64px;height:64px;border-radius:16px;background-color:var(--primary-light);color:var(--primary);display:inline-flex;align-items:center;justify-content:center;margin-bottom:20px}div[class*=placeholder] h1{font-size:24px;font-weight:700;color:var(--text-main);margin-bottom:8px}div[class*=placeholder] p{font-size:14px;color:var(--text-secondary);line-height:1.6}