:root{--bg:#ffffff;--fg:#0f172a;--muted:#64748b;--primary:#0f172a;--accent:#3b82f6;--border:#e2e8f0;--card:#ffffff;--blue-600:#2563eb;--purple-500:#8b5cf6;--blue-100:#dbeafe;--blue-800:#1e40af;--blue-900:#1e3a8a;--blue-300:#93c5fd;--amber-500:#f59e0b;--sky-500:#0ea5e9;--gray-100:#f3f4f6;--gray-500:#6b7280;--green-600:#22c55e}@media (prefers-color-scheme:dark){:root{--bg:#0f172a;--fg:#f8fafc;--muted:#94a3b8;--primary:#f8fafc;--accent:#3b82f6;--border:#334155;--card:#1e293b;--blue-100:#1e3a8a;--blue-800:#93c5fd;--blue-900:#1e40af;--blue-300:#93c5fd;--gray-100:#374151;--gray-500:#9ca3af;--green-600:#22c55e}}html{scroll-behavior:smooth}body,html{background:var(--bg);color:var(--fg);font-family:var(--font-geist-sans),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.container{max-width:1200px;margin:0 auto;padding:0 24px}.site-header{position:fixed;top:0;left:0;right:0;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:saturate(180%) 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24px;background:linear-gradient(135deg,var(--blue-600),var(--purple-500));border-radius:8px;display:flex;align-items:center;justify-content:center;color:#ffffff;font-size:20px;font-weight:600}.auth-title{font-size:24px;font-weight:600;font-family:var(--font-geist-sans),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:hsl(var(--foreground));margin-bottom:8px;letter-spacing:-.02em}.auth-subtitle{color:hsl(var(--muted-foreground));line-height:1.5}.auth-google-btn,.auth-subtitle{font-size:14px;font-family:var(--font-geist-sans),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.auth-google-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;height:40px;padding:0 16px;background:linear-gradient(135deg,var(--blue-600),var(--purple-500));color:#ffffff;border:1px solid var(--blue-600);border-radius:6px;font-weight:500;cursor:pointer;transition:all .15s ease;text-decoration:none;margin-bottom:12px}.auth-divider{display:flex;align-items:center;gap:12px;margin:8px 0 20px;font-family:var(--font-geist-sans),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:hsl(var(--muted-foreground));font-size:12px;text-transform:uppercase;letter-spacing:.05em}.auth-divider:after,.auth-divider:before{content:"";flex:1;border-top:1px solid hsl(var(--border))}.auth-form{display:flex;flex-direction:column;gap:10px}.auth-input{width:100%;height:40px;padding:0 12px;border:1px solid hsl(var(--border));border-radius:6px;font-size:14px;font-family:var(--font-geist-sans),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:hsl(var(--foreground));background:hsl(var(--background));box-sizing:border-box;outline:none;transition:border-color .15s ease,box-shadow .15s ease}.auth-input:focus{border-color:var(--blue-600);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.auth-input::placeholder{color:hsl(var(--muted-foreground))}.auth-submit-btn{width:100%;height:40px;padding:0 16px;background:hsl(var(--foreground));color:hsl(var(--background));border:none;border-radius:6px;font-size:14px;font-weight:500;font-family:var(--font-geist-sans),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;cursor:pointer;transition:opacity .15s ease;margin-top:2px}.auth-submit-btn:hover{opacity:.85}.auth-submit-btn:disabled{opacity:.5;cursor:not-allowed}.auth-error{padding:10px 12px;background:hsl(0 84% 97%);border:1px solid hsl(0 84% 85%);border-radius:6px;color:hsl(0 70% 40%);font-size:13px;font-family:var(--font-geist-sans),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.auth-google-btn:hover{background:linear-gradient(135deg,color-mix(in srgb,var(--blue-600) 85%,black),color-mix(in srgb,var(--purple-500) 85%,black));transform:translateY(-1px);box-shadow:0 4px 8px rgba(37,99,235,.3)}.auth-google-btn:active{scale:.98}.auth-footer-link{text-align:center;margin-top:24px;font-size:14px;font-family:var(--font-geist-sans),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:hsl(var(--muted-foreground))}.auth-footer-link a{color:var(--blue-600);text-decoration:none;font-weight:500}.auth-footer-link a:hover{text-decoration:underline}@media (max-width:480px){.auth-container{padding:12px}.auth-card{max-width:100%}.auth-header{padding:24px 24px 20px}.auth-content{padding:20px 24px 24px}.auth-logo{width:56px;height:56px;font-size:20px}.auth-title{font-size:24px}}@media (prefers-color-scheme:light){.auth-container{background:linear-gradient(135deg,color-mix(in srgb,var(--blue-600) 5%,hsl(0 0% 98%)),color-mix(in srgb,var(--purple-500) 3%,hsl(0 0% 98%)))}}@media (prefers-color-scheme:dark){.auth-container{background:linear-gradient(135deg,color-mix(in srgb,var(--blue-600) 15%,hsl(0 0% 3%)),color-mix(in srgb,var(--purple-500) 10%,hsl(0 0% 3%)))}.auth-card{box-shadow:0 20px 25px -5px rgba(0,0,0,.3),0 10px 10px -5px rgba(0,0,0,.1);border:1px solid color-mix(in srgb,var(--blue-600) 20%,transparent)}.auth-google-btn:hover{box-shadow:0 8px 16px -2px rgba(37,99,235,.4)}}