@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap");:root{--font-sans:"Inter",-apple-system,BlinkMacSystemFont,sans-serif;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 12px rgba(0,0,0,.08);--shadow-lg:0 12px 40px rgba(0,0,0,.12);--shadow-xl:0 24px 60px rgba(0,0,0,.18);--transition-fast:150ms cubic-bezier(.4,0,.2,1);--transition-base:250ms cubic-bezier(.4,0,.2,1);--transition-slow:400ms cubic-bezier(.4,0,.2,1);--sidebar-width:260px}[data-theme=light]{--bg-primary:#f8f9fc;--bg-secondary:#ffffff;--bg-tertiary:#f1f3f9;--bg-hover:rgba(99,102,241,.06);--bg-glass:rgba(255,255,255,.72);--border-color:#e2e5f1;--border-subtle:#eef0f6;--text-primary:#0f172a;--text-secondary:#475569;--text-tertiary:#94a3b8;--text-inverse:#f8fafc;--accent:#6366f1;--accent-hover:#4f46e5;--accent-light:rgba(99,102,241,.1);--accent-gradient:linear-gradient(135deg,#6366f1,#8b5cf6);--success:#10b981;--success-light:rgba(16,185,129,.1);--warning:#f59e0b;--warning-light:rgba(245,158,11,.1);--error:#ef4444;--error-light:rgba(239,68,68,.1);--info:#3b82f6;--info-light:rgba(59,130,246,.1);--glass-blur:blur(20px);--glass-border:rgba(255,255,255,.4);--card-shadow:0 1px 3px rgba(0,0,0,.06),0 4px 16px rgba(0,0,0,.04)}[data-theme=dark]{--bg-primary:#0a0a12;--bg-secondary:#12121c;--bg-tertiary:#1a1a28;--bg-hover:rgba(99,102,241,.08);--bg-glass:rgba(18,18,28,.82);--border-color:#1e1e30;--border-subtle:#161624;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-tertiary:#64748b;--text-inverse:#0f172a;--accent:#818cf8;--accent-hover:#6366f1;--accent-light:rgba(129,140,248,.12);--accent-gradient:linear-gradient(135deg,#6366f1,#a78bfa);--success:#34d399;--success-light:rgba(52,211,153,.12);--warning:#fbbf24;--warning-light:rgba(251,191,36,.12);--error:#f87171;--error-light:rgba(248,113,113,.12);--info:#60a5fa;--info-light:rgba(96,165,250,.12);--glass-blur:blur(24px);--glass-border:rgba(255,255,255,.06);--card-shadow:0 2px 8px rgba(0,0,0,.3),0 8px 32px rgba(0,0,0,.2)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;transition:background var(--transition-base),color var(--transition-base)}a{color:inherit;text-decoration:none}button{cursor:pointer}button,input,select,textarea{font-family:inherit}img{max-width:100%;display:block}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.glass-card{background:var(--bg-glass);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg)}.card,.glass-card{box-shadow:var(--card-shadow)}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:14px;padding:10px 20px;border-radius:var(--radius-md);border:none;transition:all var(--transition-fast);white-space:nowrap;-webkit-user-select:none;-moz-user-select:none;user-select:none;position:relative;overflow:hidden}.btn:after{content:"";position:absolute;inset:0;background:rgba(255,255,255,0);transition:background var(--transition-fast)}.btn:hover:after{background:rgba(255,255,255,.1)}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn:disabled:active{transform:none}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 2px 12px rgba(99,102,241,.3)}.btn-primary:hover{box-shadow:0 4px 20px rgba(99,102,241,.45)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--accent)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-hover);color:var(--accent)}.btn-danger{background:var(--error);color:#fff}.btn-sm{padding:6px 14px;font-size:13px}.btn-lg{padding:14px 28px;font-size:16px}.btn-icon{padding:10px;width:40px;height:40px}.btn-icon.btn-sm{padding:6px;width:32px;height:32px}.input-group{display:flex;flex-direction:column;gap:6px}.input-group label{font-size:13px;font-weight:600;color:var(--text-secondary);letter-spacing:.02em}.input{width:100%;padding:10px 14px;font-size:14px;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);outline:none;transition:all var(--transition-fast)}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.input::placeholder{color:var(--text-tertiary)}textarea.input{resize:vertical;min-height:100px}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;font-size:12px;font-weight:600;border-radius:var(--radius-full);letter-spacing:.02em;text-transform:uppercase}.badge-success{background:var(--success-light);color:var(--success)}.badge-warning{background:var(--warning-light);color:var(--warning)}.badge-error{background:var(--error-light);color:var(--error)}.badge-info{background:var(--info-light);color:var(--info)}.badge-accent{background:var(--accent-light);color:var(--accent)}.kpi-card{padding:20px 24px}.kpi-card .kpi-label{font-size:13px;font-weight:500;color:var(--text-tertiary);margin-bottom:4px;text-transform:uppercase;letter-spacing:.04em}.kpi-card .kpi-value{font-size:28px;font-weight:800;color:var(--text-primary);line-height:1.2}.kpi-card .kpi-change{display:inline-flex;align-items:center;gap:2px;font-size:12px;font-weight:600;margin-top:6px}.kpi-card .kpi-change.positive{color:var(--success)}.kpi-card .kpi-change.negative{color:var(--error)}.table-container{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border-color)}table{width:100%;border-collapse:collapse;font-size:14px}thead{background:var(--bg-tertiary)}th{text-align:left;padding:12px 16px;font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border-color)}td{padding:14px 16px;border-bottom:1px solid var(--border-subtle);color:var(--text-primary)}tbody tr{transition:background var(--transition-fast)}tbody tr:hover{background:var(--bg-hover)}tbody tr:last-child td{border-bottom:none}.spinner{width:20px;height:20px;border:2px solid var(--border-color);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.spinner-lg{width:40px;height:40px;border-width:3px}.page-loader{display:flex;align-items:center;justify-content:center;min-height:60vh;flex-direction:column;gap:16px}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translateX(-16px)}to{opacity:1;transform:translateX(0)}}@keyframes slideInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-in{animation:fadeIn .4s var(--transition-base) both}.animate-slide-left{animation:slideInLeft .4s var(--transition-base) both}.animate-slide-up{animation:slideInUp .4s var(--transition-base) both}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg-primary)}.auth-card{width:100%;max-width:420px;padding:40px;animation:slideInUp .5s ease both}.auth-logo{text-align:center;margin-bottom:32px}.auth-logo h1{font-size:28px;font-weight:800;background:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.auth-logo p{color:var(--text-tertiary);font-size:14px;margin-top:6px}.auth-form{display:flex;flex-direction:column;gap:16px}.auth-form .btn{width:100%;margin-top:8px}.auth-footer{text-align:center;margin-top:20px;font-size:14px;color:var(--text-tertiary)}.auth-footer a{color:var(--accent);font-weight:600;transition:color var(--transition-fast)}.auth-footer a:hover{color:var(--accent-hover)}.auth-error{padding:10px 14px;border-radius:var(--radius-md);background:var(--error-light);color:var(--error);font-size:13px;font-weight:500}.auth-divider{display:flex;align-items:center;gap:12px;color:var(--text-tertiary);font-size:13px;margin:4px 0}.auth-divider:after,.auth-divider:before{content:"";flex:1 1;height:1px;background:var(--border-color)}.dashboard-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);position:fixed;top:0;left:0;bottom:0;background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:50;transition:transform var(--transition-base);overflow-y:auto}.sidebar-header{padding:24px 20px 16px;border-bottom:1px solid var(--border-subtle)}.sidebar-header h2{font-size:20px;font-weight:800;background:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.sidebar-header p{font-size:12px;color:var(--text-tertiary);margin-top:2px}.sidebar-nav{flex:1 1;padding:12px 10px;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-md);font-size:14px;font-weight:500;color:var(--text-secondary);transition:all var(--transition-fast);border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:var(--accent-light);color:var(--accent);font-weight:600}.nav-item .nav-icon{width:20px;height:20px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:18px}.sidebar-section-label{padding:16px 14px 6px;font-size:11px;font-weight:700;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.08em}.sidebar-footer{padding:16px;border-top:1px solid var(--border-subtle)}.sidebar-user{gap:10px;padding:8px;border-radius:var(--radius-md)}.sidebar-avatar,.sidebar-user{display:flex;align-items:center}.sidebar-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:var(--accent-gradient);justify-content:center;color:#fff;font-weight:700;font-size:14px;flex-shrink:0}.sidebar-user-info{flex:1 1;min-width:0}.sidebar-user-info .name{font-size:13px;font-weight:600;color:var(--text-primary)}.sidebar-user-info .email,.sidebar-user-info .name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-user-info .email{font-size:11px;color:var(--text-tertiary)}.main-content{flex:1 1;margin-left:var(--sidebar-width);min-height:100vh}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;padding:16px 32px;height:64px;background:var(--bg-glass);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-bottom:1px solid var(--border-subtle)}.topbar-title{font-size:18px;font-weight:700;color:var(--text-primary)}.topbar-actions{display:flex;align-items:center;gap:8px}.page-content{padding:28px 32px}.dashboard-grid{display:grid;grid-gap:20px;gap:20px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.dashboard-grid-wide{display:grid;grid-gap:20px;gap:20px;grid-template-columns:repeat(auto-fit,minmax(400px,1fr))}.theme-toggle{width:36px;height:36px;border-radius:var(--radius-full);background:var(--bg-tertiary);border:1px solid var(--border-color);display:flex;align-items:center;justify-content:center;font-size:16px;transition:all var(--transition-fast)}.theme-toggle:hover{background:var(--bg-hover);border-color:var(--accent)}.chat-container{display:flex;flex-direction:column;height:calc(100vh - 64px)}.chat-messages{flex:1 1;overflow-y:auto;padding:24px 32px;display:flex;flex-direction:column;gap:16px}.chat-bubble{max-width:70%;padding:12px 16px;border-radius:var(--radius-lg);font-size:14px;line-height:1.6;animation:slideInUp .3s ease both}.chat-bubble.user{align-self:flex-end;background:var(--accent-gradient);color:#fff;border-bottom-right-radius:4px}.chat-bubble.assistant{align-self:flex-start;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-bottom-left-radius:4px}.chat-bubble .chat-time{font-size:11px;margin-top:6px;opacity:.6}.chat-input-bar{padding:16px 32px;border-top:1px solid var(--border-color);display:flex;gap:12px;align-items:flex-end;background:var(--bg-secondary)}.chat-input-bar .input{flex:1 1}.mobile-menu-btn{display:none;background:none;border:none;font-size:22px;color:var(--text-primary);padding:4px}@media (max-width:768px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.main-content{margin-left:0}.topbar{padding:16px 20px}.page-content{padding:20px}.mobile-menu-btn{display:block}.dashboard-grid{grid-template-columns:1fr 1fr}.dashboard-grid-wide{grid-template-columns:1fr}.chat-messages{padding:16px 20px}.chat-input-bar{padding:12px 20px}.chat-bubble{max-width:85%}}@media (max-width:480px){.dashboard-grid{grid-template-columns:1fr}}