:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #1e293b;--bg-hover: #334155;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-primary: #3b82f6;--accent-secondary: #60a5fa;--accent-glow: rgba(59, 130, 246, .3);--success: #10b981;--success-bg: rgba(34, 197, 94, .1);--warning: #eab308;--warning-bg: rgba(234, 179, 8, .1);--danger: #ef4444;--danger-bg: rgba(239, 68, 68, .1);--border: #334155;--radius-sm: 4px;--radius: 8px;--radius-lg: 12px;--radius-pill: 9999px;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .25);--transition: .15s ease-in-out;--preview-bg: #e2e8f0;--preview-text: #64748b;--card-dark-bg: #1a1a1a;--card-black-bg: #000;--card-light-bg: #f8f8f8;--text-dark: #333;--text-muted-alt: #666;--accent-blue: #007AFF;--accent-indigo: #6366f1}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}.container{max-width:800px;margin:0 auto;padding:2rem;min-height:100vh;display:flex;flex-direction:column}.header{text-align:center;padding:3rem 0}.logo{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:flex;align-items:center;justify-content:center;gap:.5rem}.logo-icon{font-size:2rem;-webkit-text-fill-color:initial}.tagline{color:var(--text-secondary);margin-top:.5rem;font-size:1.1rem}.main{flex:1;display:flex;flex-direction:column;gap:1.5rem}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow)}.card h2{font-size:1.25rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.card-header h2{margin-bottom:0}.form{display:flex;flex-direction:column;gap:1rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-size:.875rem;font-weight:500;color:var(--text-secondary)}.form-group input{padding:.75rem 1rem;font-size:1rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);transition:border-color var(--transition),box-shadow var(--transition)}.form-group input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-glow)}.form-group input::placeholder{color:var(--text-muted)}.form-group input:disabled{opacity:.6;cursor:not-allowed}.password-input-wrapper{position:relative;display:flex;align-items:center}.password-input-wrapper input{width:100%;padding-right:2.75rem!important}.password-toggle-btn{position:absolute;right:.75rem;background:none;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:4px;border-radius:var(--radius-sm);transition:color var(--transition),background-color var(--transition)}.password-toggle-btn:hover{color:var(--text-primary);background-color:var(--bg-hover)}.btn{padding:.75rem 1.5rem;font-size:.9rem;font-weight:500;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px var(--accent-glow)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--border)}.btn-danger{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger)}.btn-danger:hover:not(:disabled){background:var(--danger);color:#fff}.btn-small{padding:.5rem 1rem;font-size:.8rem}.alert{padding:1rem;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:space-between;gap:1rem}.alert-error{background:var(--danger-bg);border:1px solid var(--danger);color:var(--danger)}.alert-close{background:none;border:none;color:inherit;font-size:1.5rem;cursor:pointer;padding:0;line-height:1}.loading,.empty{text-align:center;padding:2rem;color:var(--text-secondary)}.user-list{list-style:none;display:flex;flex-direction:column;gap:.75rem}.user-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;background:var(--bg-secondary);border-radius:var(--radius-sm);border:1px solid var(--border);transition:border-color var(--transition)}.user-item:hover{border-color:var(--accent-primary)}.user-info{display:flex;flex-direction:column;gap:.25rem}.user-email{font-weight:500;color:var(--text-primary)}.user-name{font-size:.875rem;color:var(--text-secondary)}.user-date{font-size:.75rem;color:var(--text-muted)}.tech-stack{background:linear-gradient(135deg,var(--bg-card),var(--bg-secondary))}.stack-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1rem}.stack-item{display:flex;align-items:center;gap:.5rem;padding:.75rem;background:var(--bg-primary);border-radius:var(--radius-sm);border:1px solid var(--border)}.stack-icon{font-size:1.25rem}.stack-name{font-size:.875rem;font-weight:500;color:var(--text-secondary)}.footer{text-align:center;padding:2rem 0;margin-top:2rem;border-top:1px solid var(--border);color:var(--text-muted);font-size:.875rem}.footer a{color:var(--accent-primary);text-decoration:none}.footer a:hover{text-decoration:underline}@media(max-width:640px){.container{padding:1rem}.header{padding:2rem 0}.logo{font-size:2rem}.card{padding:1rem}.user-item{flex-direction:column;align-items:flex-start;gap:1rem}.user-item .btn{width:100%}}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem;background:radial-gradient(circle at top right,rgba(139,92,246,.05),transparent),radial-gradient(circle at bottom left,rgba(16,185,129,.05),transparent)}.auth-card{width:100%;max-width:440px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2.5rem;box-shadow:0 25px 50px -12px #00000080;animation:fadeIn .4s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.auth-header{text-align:center;margin-bottom:2rem}.auth-header .logo{font-size:2rem;margin-bottom:.5rem}.auth-header p{color:var(--text-secondary);font-size:.95rem}.auth-links{display:flex;justify-content:flex-end;margin-bottom:1rem}.auth-links a{font-size:.875rem;color:var(--accent-primary);text-decoration:none}.auth-footer{text-align:center;margin-top:2rem;color:var(--text-secondary);font-size:.9rem}.auth-footer a{color:var(--accent-primary);font-weight:600;text-decoration:none}.auth-footer a:hover{text-decoration:underline}.demo-banner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.875rem 1.25rem;background:linear-gradient(135deg,#8b5cf626,#3b82f626);border:1px solid rgba(139,92,246,.3);border-radius:var(--radius);margin-bottom:1.5rem;animation:demoPulse 3s ease-in-out infinite}@keyframes demoPulse{0%,to{border-color:#8b5cf64d}50%{border-color:#3b82f680}}.demo-banner-content{display:flex;align-items:center;gap:.75rem}.demo-banner-icon{font-size:1.25rem;animation:sparkle 2s ease-in-out infinite}@keyframes sparkle{0%,to{transform:scale(1) 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rgba(139,92,246,.3);border-radius:var(--radius-pill);margin-left:.5rem;vertical-align:middle}.demo-data-wrapper{position:relative}.demo-data-wrapper:before{content:"";position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(135deg,#8b5cf61a,#3b82f61a);border-radius:calc(var(--radius) + 2px);z-index:-1;pointer-events:none}.card-demo-indicator{display:flex;align-items:center;gap:.5rem}.card-demo-indicator:after{content:"Sample Data";font-size:.65rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:#a78bfa;opacity:.8}@media(max-width:640px){.demo-banner{flex-direction:column;align-items:flex-start;gap:.75rem}.demo-banner-dismiss{position:absolute;top:.5rem;right:.75rem}.demo-banner-text{padding-right:2rem}}.spinner{width:2.5rem;height:2.5rem;border:4px solid var(--border);border-top-color:var(--accent-primary);border-radius:50%;animation:spinner .8s linear infinite;margin:0 auto}@keyframes spinner{to{transform:rotate(360deg)}}.demo-compact-banner{display:flex;align-items:center;gap:.5rem;padding:.4rem .8rem;background:linear-gradient(135deg,#8b5cf633,#3b82f633);border:1px solid rgba(139,92,246,.4);border-radius:var(--radius);animation:demoPulse 3s ease-in-out infinite;cursor:help}.demo-compact-icon{font-size:1rem;animation:sparkle 2s ease-in-out 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20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;display:flex;flex-direction:column;overflow:hidden}.modal-header{padding:1.5rem;border-bottom:1px solid #e5e7eb;display:flex;justify-content:space-between;align-items:center}.modal-body{padding:1.5rem;overflow-y:auto;max-height:70vh}.modal-footer{padding:1.5rem;border-top:1px solid #e5e7eb;display:flex;justify-content:flex-end;background-color:#f9fafb}.btn-close{background:none;border:none;font-size:1.5rem;line-height:1;color:#9ca3af;cursor:pointer}.btn-close:hover{color:#4b5563}.input{display:block;width:100%;padding:.5rem .75rem;font-size:.875rem;line-height:1.5;color:#111827;background-color:#fff;background-clip:padding-box;border:1px solid #d1d5db;border-radius:.375rem;transition:border-color .15s ease-in-out,box-shadow .15s ease-in-out}.input:focus{border-color:var(--accent-primary);outline:0;box-shadow:0 0 0 3px var(--accent-glow)}.label{display:block;margin-bottom:.25rem;font-size:.875rem;font-weight:500;color:#374151}.checkbox-item{display:flex;align-items:flex-start;gap:1rem;padding:1rem;background:var(--bg-secondary);border-radius:var(--radius-sm);cursor:pointer}.bg-slate-700{background-color:var(--bg-hover)}.bg-slate-800{background-color:var(--bg-secondary)}.text-slate-400{color:var(--text-secondary)}.text-slate-200{color:var(--preview-bg)}.text-white{color:#fff}.border-slate-700{border-color:var(--border)}.border-slate-600{border-color:var(--text-muted)}.border-blue-500{border-color:var(--accent-primary)}.bg-blue-500{background-color:var(--accent-primary)}.bg-emerald-900{background-color:var(--success-bg)}.text-emerald-400{color:var(--success)}.border-emerald-500{border-color:var(--success)}.border-b{border-bottom-width:1px;border-bottom-style:solid;border-color:var(--border)}.border-b-2{border-bottom-width:2px;border-bottom-style:solid;border-color:var(--border)}.border-transparent{border-color:transparent}.rounded{border-radius:.25rem}.rounded-md{border-radius:var(--radius)}.rounded-lg{border-radius:var(--radius-lg)}.rounded-full{border-radius:var(--radius-pill)}.rounded-r-none{border-top-right-radius:0;border-bottom-right-radius:0}.rounded-l-none{border-top-left-radius:0;border-bottom-left-radius:0}.block{display:block}.inline-block{display:inline-block}.cursor-pointer{cursor:pointer}.transition-all{transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:var(--transition)}.hover\:text-slate-200:hover{color:var(--text-primary)}.self-start{align-self:flex-start}.bg-gradient-to-r{background-image:linear-gradient(to right,var(--tw-gradient-stops))}.from-blue-500{--tw-gradient-from: var(--accent-primary);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(59, 130, 246, 0))}.to-blue-400{--tw-gradient-to: var(--accent-secondary)}