@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";
:root{--bg-base:#fff;--bg-surface:#f8f9fa;--bg-surface-2:#f1f3f5;--bg-surface-3:#e9ecef;--bg-hover:#f1f3f5;--primary:#06f;--primary-hover:#0052cc;--primary-light:#e6f0ff;--accent:#0052cc;--border:#e5e7eb;--border-light:#f3f4f6;--text-primary:#111827;--text-secondary:#4b5563;--text-muted:#6b7280;--text-inverse:#fff;--success:#22c55e;--warning:#f59e0b;--danger:#ef4444;--info:#38bdf8;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs:.75rem;--font-size-sm:.8125rem;--font-size-base:.9375rem;--font-size-md:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--font-size-4xl:2.25rem;--shadow-sm:0 1px 3px #0006;--shadow-md:0 4px 12px #00000080;--shadow-lg:0 8px 24px #0009;--transition-fast:.12s ease;--transition-base:.2s ease;--transition-slow:.3s ease;--sidebar-width:240px;--chat-list-width:320px;--header-height:56px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-sans);background-color:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,textarea,select{outline:none;font-family:inherit}img{max-width:100%;display:block}ul,ol{list-style:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-base)}::-webkit-scrollbar-thumb{background:var(--bg-surface-3);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--border)}.text-xs{font-size:var(--font-size-xs)}.text-sm{font-size:var(--font-size-sm)}.text-base{font-size:var(--font-size-base)}.text-md{font-size:var(--font-size-md)}.text-lg{font-size:var(--font-size-lg)}.text-xl{font-size:var(--font-size-xl)}.text-2xl{font-size:var(--font-size-2xl)}.text-3xl{font-size:var(--font-size-3xl)}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-primary{color:var(--text-primary)}.text-secondary{color:var(--text-secondary)}.text-muted{color:var(--text-muted)}.text-accent{color:var(--primary)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.items-start{align-items:flex-start}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}.gap-1{gap:var(--space-1)}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.w-full{width:100%}.h-full{height:100%}.flex-1{flex:1}.min-w-0{min-width:0}.overflow-hidden{overflow:hidden}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-5)}.card-hover{transition:background var(--transition-base), border-color var(--transition-base)}.card-hover:hover{background:var(--bg-surface-2);border-color:var(--border-light)}.input{background:var(--bg-surface-2);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;padding:11px var(--space-4);color:var(--text-primary);font-size:var(--font-size-base);transition:border-color var(--transition-fast), box-shadow var(--transition-fast)}.input::placeholder{color:var(--text-muted)}.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.input:disabled{opacity:.5;cursor:not-allowed}.input-label{font-size:var(--font-size-sm);color:var(--text-secondary);margin-bottom:var(--space-2);font-weight:500;display:block}.input-group{gap:var(--space-1);flex-direction:column;display:flex}.input-error{font-size:var(--font-size-xs);color:var(--danger);margin-top:var(--space-1)}.btn{justify-content:center;align-items:center;gap:var(--space-2);padding:10px var(--space-5);border-radius:var(--radius-md);font-size:var(--font-size-base);transition:all var(--transition-fast);white-space:nowrap;cursor:pointer;border:1px solid #0000;font-weight:600;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px #7c6bff66}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{background:var(--bg-surface-2);color:var(--text-primary);border-color:var(--border)}.btn-secondary:hover:not(:disabled){background:var(--bg-surface-3);border-color:var(--primary)}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){opacity:.85}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-sm{padding:6px var(--space-3);font-size:var(--font-size-sm)}.btn-lg{padding:13px var(--space-6);font-size:var(--font-size-md)}.btn-full{width:100%}.btn-icon{padding:var(--space-2);border-radius:var(--radius-sm);width:36px;height:36px}.avatar{border-radius:var(--radius-full);object-fit:cover;background:var(--bg-surface-3);flex-shrink:0}.avatar-sm{width:32px;height:32px}.avatar-md{width:40px;height:40px}.avatar-lg{width:48px;height:48px}.avatar-xl{width:64px;height:64px}.avatar-2xl{width:96px;height:96px}.avatar-placeholder{background:linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);color:#fff;border-radius:var(--radius-full);flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:flex}.badge{border-radius:var(--radius-full);letter-spacing:.03em;align-items:center;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.badge-primary{background:var(--primary-light);color:var(--accent)}.badge-success{color:var(--success);background:#22c55e18}.badge-warning{color:var(--warning);background:#f59e0b18}.badge-danger{color:var(--danger);background:#ef444418}.badge-neutral{background:var(--bg-surface-3);color:var(--text-secondary)}.divider{border:none;border-top:1px solid var(--border)}@keyframes spin{to{transform:rotate(360deg)}}.spinner{border:2px solid var(--border);border-top-color:var(--primary);border-radius:var(--radius-full);flex-shrink:0;width:20px;height:20px;animation:.7s linear infinite spin;display:inline-block}.spinner-sm{border-width:2px;width:14px;height:14px}.spinner-lg{border-width:3px;width:32px;height:32px}.empty-state{justify-content:center;align-items:center;gap:var(--space-3);padding:var(--space-12) var(--space-6);text-align:center;color:var(--text-muted);flex-direction:column;display:flex}.empty-state-icon{opacity:.5;font-size:2.5rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-fade-in{animation:.2s fadeIn}.animate-fade-in-up{animation:.3s fadeInUp}.animate-pulse{animation:2s infinite pulse}@keyframes shimmer{0%{background-position:-200%}to{background-position:200%}}.skeleton{background:linear-gradient(90deg, var(--bg-surface-2) 25%, var(--bg-surface-3) 50%, var(--bg-surface-2) 75%);border-radius:var(--radius-sm);background-size:800px 100%;animation:1.5s infinite shimmer}.toast-container{bottom:var(--space-6);right:var(--space-6);z-index:1000;gap:var(--space-2);pointer-events:none;flex-direction:column;display:flex;position:fixed}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;padding:var(--space-4);background:#000000b3;justify-content:center;align-items:center;animation:.15s fadeIn;display:flex;position:fixed;inset:0}.modal{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:var(--space-6);width:100%;max-width:480px;max-height:90vh;animation:.2s fadeInUp;overflow-y:auto}.modal-header{margin-bottom:var(--space-5);justify-content:space-between;align-items:center;display:flex}.modal-title{font-size:var(--font-size-lg);color:var(--text-primary);font-weight:700}.chip{background:var(--bg-surface-2);border:1px solid var(--border);border-radius:var(--radius-full);font-size:var(--font-size-xs);color:var(--text-secondary);white-space:nowrap;transition:all var(--transition-fast);align-items:center;padding:4px 10px;font-weight:500;display:inline-flex}.chip:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}.chip-active{background:var(--primary-light);border-color:var(--primary);color:var(--accent)}@media (max-width:768px){.hide-mobile{display:none!important}}@media (min-width:769px){.hide-desktop{display:none!important}}.level-bronze{color:#cd7f32}.level-silver{color:#a8a9ad}.level-gold{color:gold}.level-platinum{color:#a0c4ff}.level-diamond{color:#b9f2ff}.online-dot{border-radius:var(--radius-full);background:var(--success);width:8px;height:8px;box-shadow:0 0 0 2px var(--bg-base);flex-shrink:0}.status-pending{color:var(--warning);background:#f59e0b18;border:1px solid #f59e0b40}.status-approved{color:var(--success);background:#22c55e18;border:1px solid #22c55e40}.status-rejected{color:var(--danger);background:#ef444418;border:1px solid #ef444440}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:translateY(0)}}@keyframes pulseGlow{0%,to{box-shadow:0 0 20px #06f6,0 4px 24px #0066ff40}50%{box-shadow:0 0 36px #0066ffb3,0 8px 32px #0066ff73}}@keyframes floatBadge{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}.page-bg-light{background:linear-gradient(135deg,#fff 0%,#f8f9fa 50%,#f1f3f5 100%);position:relative;overflow:hidden}.page-bg-light:before{content:"";pointer-events:none;background-image:radial-gradient(80% 60% at 50% -10%,#0066ff14 0%,#0000 60%),radial-gradient(circle at 10% 40%,#0052cc0a 0%,#0000 40%),radial-gradient(circle at 90% 70%,#38bdf808 0%,#0000 40%),radial-gradient(80% 60% at 50% 110%,#0066ff0f 0%,#0000 60%);position:absolute;inset:0}.page-bg-light:after{content:"";pointer-events:none;background-image:radial-gradient(circle,#0000000a 1px,#0000 1px);background-size:32px 32px;position:absolute;inset:0}.hero-badge{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#fffc;border:1px solid #00000014;border-radius:99px;align-items:center;gap:8px;padding:6px 16px;animation:.6s both fadeInDown,4s ease-in-out 1s infinite floatBadge;display:inline-flex;box-shadow:0 2px 8px #0000000a}.hero-badge-dot{background:#22c55e;border-radius:50%;flex-shrink:0;width:8px;height:8px;box-shadow:0 0 8px #22c55e66}.hero-badge-text{color:var(--text-secondary);letter-spacing:.02em;font-size:12px;font-weight:600}.hero-headline{letter-spacing:-.03em;color:var(--text-primary);font-size:clamp(2.8rem,6vw,4.5rem);font-weight:900;line-height:1.08;animation:.7s .1s both fadeInUp}.hero-headline-accent{background:linear-gradient(90deg,#0052cc,#06f,#2563eb,#06f,#0052cc) 0 0/200%;-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;animation:3s linear infinite shimmer}.hero-subtext{color:var(--text-secondary);font-size:clamp(1rem,2vw,1.2rem);line-height:1.7;animation:.7s .2s both fadeInUp}.cta-group{flex-direction:column;align-items:center;gap:14px;animation:.7s .3s both fadeInUp;display:flex}.cta-primary-row{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.btn-cta-primary{color:#fff;cursor:pointer;z-index:1;white-space:nowrap;background:linear-gradient(135deg,#06f 0%,#0052cc 100%);border:none;border-radius:99px;flex-shrink:0;align-items:center;gap:10px;padding:16px 36px;font-size:1rem;font-weight:700;text-decoration:none;transition:transform .2s,box-shadow .2s,filter .2s;display:inline-flex;position:relative}.btn-cta-primary:hover{filter:brightness(1.12);transform:translateY(-2px)scale(1.02);box-shadow:0 4px 16px #0066ff4d}.btn-cta-secondary{color:var(--text-primary);border:1.5px solid var(--border);cursor:pointer;white-space:nowrap;background:#fff;border-radius:99px;flex-shrink:0;align-items:center;gap:10px;padding:15px 32px;font-size:1rem;font-weight:600;text-decoration:none;transition:background .2s,border-color .2s,transform .2s,box-shadow .2s;display:inline-flex;box-shadow:0 2px 8px #0000000a}.btn-cta-secondary:hover{background:var(--bg-surface);border-color:#cbd5e1;transform:translateY(-1px);box-shadow:0 4px 12px #0000000f}.trust-signals{color:var(--text-muted);flex-wrap:wrap;justify-content:center;gap:4px 20px;font-size:.8rem;font-weight:500;display:flex}.trust-signals span{align-items:center;gap:5px;display:inline-flex}.app-download-section{flex-direction:column;align-items:center;gap:12px;animation:.7s .5s both fadeInUp;display:flex}.app-download-divider{align-items:center;gap:12px;width:100%;max-width:320px;display:flex}.app-download-divider:before,.app-download-divider:after{content:"";background:var(--border);flex:1;height:1px}.app-download-divider span{color:var(--text-muted);white-space:nowrap;letter-spacing:.05em;text-transform:uppercase;font-size:.72rem;font-weight:500}.app-download-row{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.btn-app{cursor:pointer;border-radius:12px;align-items:center;gap:10px;padding:12px 24px;font-size:.9rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.btn-app:disabled,.btn-app[disabled]{cursor:not-allowed;opacity:.6}.btn-app-primary{background:var(--text-primary);color:#fff;border:1px solid var(--text-primary);box-shadow:0 2px 6px #0000001a}.btn-app-primary:hover{background:#000;transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.btn-app-secondary{color:var(--text-secondary);border:1px solid var(--border);background:#fff;box-shadow:0 1px 3px #00000005}.btn-app-secondary:hover:not(:disabled){background:var(--bg-surface);color:var(--text-primary);border-color:#cbd5e1}.about-section{text-align:center;max-width:700px;margin:0 auto;padding:80px 20px;animation:.7s both fadeInUp}.feature-card-upgraded{text-align:center;border-radius:var(--radius-lg);background:var(--bg-surface);border:1px solid var(--border);flex-direction:column;align-items:center;padding:36px 24px;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;position:relative;overflow:hidden}.feature-card-upgraded:before{content:"";pointer-events:none;background:linear-gradient(135deg,#0066ff08 0%,#0000 60%);position:absolute;inset:0}.feature-card-upgraded:hover{border-color:#0066ff40;transform:translateY(-6px);box-shadow:0 12px 40px #0066ff1a}.feature-icon-wrap{border-radius:var(--radius-lg);background:linear-gradient(135deg,#0066ff1f,#38bdf814);border:1px solid #0066ff1f;justify-content:center;align-items:center;width:64px;height:64px;margin-bottom:20px;font-size:2rem;display:flex}.cta-bottom-section{border-top:1px solid var(--border-light);position:relative}.hero-brand{letter-spacing:.12em;color:var(--primary);text-transform:uppercase;font-size:13px;font-weight:700;animation:.5s both fadeInDown}.anim-delay-1{animation-delay:.1s!important}.anim-delay-2{animation-delay:.2s!important}.anim-delay-3{animation-delay:.3s!important}.anim-delay-4{animation-delay:.4s!important}.anim-delay-5{animation-delay:.5s!important}