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p{margin-bottom:var(--spacing-md);color:var(--text-secondary);font-size:.95rem}.upgrade-section .btn{display:inline-flex;align-items:center;gap:var(--spacing-xs)}@media (max-width: 768px){.dashboard{flex-direction:column}.dashboard-sidebar{width:100%;height:auto;position:relative;flex-direction:row;padding:var(--spacing-sm) var(--spacing-md);border-right:none;border-bottom:1px solid var(--glass-border)}.sidebar-header{margin-bottom:0}.sidebar-logo{font-size:1.25rem}.sidebar-nav{flex-direction:row;flex:1;gap:var(--spacing-xs);margin-left:var(--spacing-md)}.nav-item{padding:var(--spacing-xs) var(--spacing-sm);font-size:.85rem;white-space:nowrap}.nav-item span{display:none}.nav-item svg{margin:0}.sidebar-footer{margin-top:0;padding-top:0;border-top:none;border-left:1px solid var(--glass-border);padding-left:var(--spacing-md);margin-left:var(--spacing-md)}.sidebar-footer .nav-item span{display:none}.dashboard-main{padding:var(--spacing-md)}.dashboard-header{margin-bottom:var(--spacing-md)}.dashboard-title{font-size:1.5rem}.upload-zone{padding:var(--spacing-lg) var(--spacing-md);margin-bottom:var(--spacing-md)}.upload-icon-large{width:48px;height:48px;margin-bottom:var(--spacing-sm)}.upload-zone h3{font-size:1.25rem;margin-bottom:var(--spacing-xs)}.upload-zone p{font-size:.9rem;margin-bottom:var(--spacing-xs)}.upload-hint{font-size:.8rem;margin-bottom:var(--spacing-sm)}.upload-progress{padding:var(--spacing-lg) var(--spacing-md);margin-bottom:var(--spacing-md)}.upload-progress h3{font-size:1.1rem}.upload-progress p{font-size:.9rem}.error-message{flex-direction:column;align-items:flex-start;padding:var(--spacing-sm) 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h3{font-size:1rem;font-weight:var(--font-weight-medium);color:var(--text-primary);margin-bottom:var(--spacing-xs)}.account-item p{font-size:.9rem;color:var(--text-secondary);opacity:.7}.danger-zone{border:1px solid rgba(244,67,54,.2)}.danger-zone .section-icon{color:#f44336}.danger-text{color:var(--text-primary);opacity:.8;margin-bottom:var(--spacing-md)}.settings-section-content .btn,.settings-section-content form .btn{width:auto;align-self:flex-start}.btn-danger{background:#f443361a;border:1px solid rgba(244,67,54,.3);color:#f44336}.btn-danger:hover{background:#f4433633;border-color:#f4433680}.upgrade-form{display:flex;flex-direction:column;gap:var(--spacing-lg)}.form-section{display:flex;flex-direction:column;gap:var(--spacing-sm)}.form-row{display:grid;grid-template-columns:2fr 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#0000001a}.checkout-button{width:100%;padding:var(--spacing-md);font-size:1.1rem;margin-top:var(--spacing-md)}.checkout-button:disabled{opacity:.7;cursor:not-allowed}.spinner{width:18px;height:18px;border:2px solid var(--glass-border);border-top-color:var(--text-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.checkout-note{text-align:center;font-size:.85rem;color:var(--text-secondary);opacity:.7;margin-top:var(--spacing-sm);transition:color var(--transition-base)}@media (max-width: 1024px){.checkout-layout{grid-template-columns:1fr}.checkout-summary{position:relative;top:0}}@media (max-width: 768px){.form-row{grid-template-columns:1fr}.checkout-page{padding:var(--spacing-md) 0}}.admin-dashboard{min-height:100vh;background:var(--bg-gradient);padding:var(--spacing-xl);transition:background var(--transition-base)}.admin-container{max-width:1400px;margin:0 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p{color:var(--text-secondary);margin:0}.admin-overview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.overview-card{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg)}.card-icon{width:56px;height:56px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}.users-icon{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff}.revenue-icon{background:linear-gradient(135deg,#10b981,#059669);color:#fff}.retention-icon{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff}.docs-icon{background:linear-gradient(135deg,#ec4899,#be185d);color:#fff}.card-content{flex:1}.card-content h3{font-size:.9rem;font-weight:var(--font-weight-regular);color:var(--text-secondary);margin:0 0 var(--spacing-xs) 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var(--transition-base)}.date-select:hover{background:var(--glass-bg-hover)}.date-select:focus{outline:none;border-color:var(--text-primary)}.admin-metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.tier-distribution{display:flex;flex-direction:column;gap:var(--spacing-lg)}.tier-distribution-bars{display:flex;flex-direction:column;gap:var(--spacing-md)}.tier-distribution-item{display:flex;flex-direction:column;gap:var(--spacing-xs)}.tier-distribution-label{display:flex;justify-content:space-between;align-items:center}.tier-distribution-label-left{display:flex;align-items:center;gap:var(--spacing-sm)}.tier-distribution-color{width:16px;height:16px;border-radius:var(--radius-sm);flex-shrink:0}.tier-distribution-name{font-weight:var(--font-weight-medium);color:var(--text-primary);font-size:.95rem;text-transform:uppercase;letter-spacing:.05em}.tier-distribution-label-right{display:flex;align-items:center;gap:var(--spacing-xs)}.tier-distribution-count{font-weight:var(--font-weight-medium);color:var(--text-primary);font-size:.95rem}.tier-distribution-percentage{color:var(--text-secondary);font-size:.9rem}.tier-distribution-bar-wrapper{height:32px;background:var(--glass-bg);border-radius:var(--radius-md);overflow:hidden;position:relative}.tier-distribution-bar{height:100%;border-radius:var(--radius-md);transition:all var(--transition-base)}.tier-distribution-total{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md);background:var(--glass-bg);border:1px solid 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var(--transition-base)}.retention-bar.free{background:linear-gradient(90deg,#6366f1,#8b5cf6)}.retention-bar.pro{background:linear-gradient(90deg,#8b5cf6,#a855f7)}.retention-bar.expert{background:linear-gradient(90deg,#ec4899,#f43f5e)}.retention-details{font-size:.85rem;color:var(--text-secondary);margin-top:2px}.limits-table,.revenue-table{overflow-x:auto}.limits-table table,.revenue-table table{width:100%;border-collapse:collapse}.limits-table th,.revenue-table th{text-align:left;padding:var(--spacing-md);font-weight:var(--font-weight-medium);color:var(--text-primary);border-bottom:1px solid var(--glass-border);text-transform:uppercase;font-size:.85rem;letter-spacing:.05em}.limits-table td,.revenue-table td{padding:var(--spacing-md);border-bottom:1px solid var(--glass-border);color:var(--text-primary)}.limits-table tr:last-child td,.revenue-table tr:last-child td{border-bottom:none}.tier-cell{display:flex;align-items:center}.tier-badge{padding:4px 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var(--transition-base)}.percentage-fill.free{background:linear-gradient(90deg,#6366f1,#8b5cf6)}.percentage-fill.pro{background:linear-gradient(90deg,#8b5cf6,#a855f7)}.percentage-fill.expert{background:linear-gradient(90deg,#ec4899,#f43f5e)}.revenue-amount{font-weight:var(--font-weight-medium);font-size:1.1rem;color:var(--text-primary)}.expert-persistence{display:flex;flex-direction:column;gap:var(--spacing-xl)}.persistence-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-md)}.summary-item{display:flex;flex-direction:column;gap:var(--spacing-xs);padding:var(--spacing-md);background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-md)}.summary-label{font-size:.85rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.summary-value{font-size:1.5rem;font-weight:var(--font-weight-medium);color:var(--text-primary)}.persistence-distribution h3{font-size:1.1rem;font-weight:var(--font-weight-medium);color:var(--text-primary);margin:0 0 var(--spacing-md) 0}.distribution-bars{display:flex;flex-direction:column;gap:var(--spacing-md)}.distribution-item{display:flex;flex-direction:column;gap:var(--spacing-xs)}.distribution-label{display:flex;justify-content:space-between;font-size:.9rem;color:var(--text-secondary)}.distribution-bar{height:24px;background:var(--glass-bg);border-radius:var(--radius-md);overflow:hidden;position:relative}.distribution-fill{height:100%;background:linear-gradient(90deg,#ec4899,#f43f5e);border-radius:var(--radius-md);transition:all var(--transition-base)}.empty-state{padding:var(--spacing-xl);text-align:center;color:var(--text-secondary)}.feedback-management{display:flex;flex-direction:column;gap:var(--spacing-lg)}.feedback-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-md)}.feedback-stat-card{padding:var(--spacing-md);background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-md);text-align:center}.feedback-stat-card h3{font-size:.85rem;font-weight:var(--font-weight-regular);color:var(--text-secondary);margin:0 0 var(--spacing-xs) 0;text-transform:uppercase;letter-spacing:.05em}.feedback-stat-card .stat-value{font-size:1.75rem;font-weight:var(--font-weight-medium);color:var(--text-primary);margin:0}.feedback-stat-card.new .stat-value{color:#6366f1}.feedback-stat-card.in-progress .stat-value{color:#f59e0b}.feedback-stat-card.resolved .stat-value{color:#10b981}.feedback-stat-card.critical 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var(--spacing-md);font-size:.85rem}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000bf;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--spacing-md)}.delete-modal{position:relative;max-width:480px;width:100%;padding:var(--spacing-xl)!important;box-shadow:0 20px 60px #0000004d,0 0 0 1px #ffffff1a inset}.delete-modal-header{display:flex;align-items:flex-start;gap:var(--spacing-md);margin-bottom:var(--spacing-lg)}.delete-icon-wrapper{width:56px;height:56px;border-radius:var(--radius-md);background:linear-gradient(135deg,#f4433626,#e5393533);border:1px solid rgba(244,67,54,.2);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 12px #f4433626}.delete-icon-wrapper svg{color:#f44336;stroke-width:2.5}.delete-modal-header>div:last-child{flex:1;padding-top:4px}.delete-modal-header h2{font-size:1.5rem;font-weight:var(--font-weight-medium);color:var(--text-primary);margin:0;line-height:1.3;letter-spacing:-.02em}.delete-modal-message{color:var(--text-secondary);line-height:1.6;font-size:.95rem;margin:0 0 var(--spacing-xl) 0;padding-left:calc(56px + var(--spacing-md))}.delete-modal-message strong{color:var(--text-primary);font-weight:var(--font-weight-medium);background:#f4433614;padding:2px 6px;border-radius:4px;font-style:italic}.delete-modal-actions{display:flex;gap:var(--spacing-sm);justify-content:flex-end;margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--glass-border)}.close-button{position:absolute;top:var(--spacing-md);right:var(--spacing-md);background:#0000000d;border:1px solid var(--glass-border);color:var(--text-secondary);cursor:pointer;padding:8px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:all var(--transition-base);width:32px;height:32px}.close-button:hover:not(:disabled){background:#0000001a;color:var(--text-primary);border-color:var(--text-secondary);transform:rotate(90deg)}.close-button:disabled{opacity:.5;cursor:not-allowed}.delete-modal .btn-danger{min-width:120px;justify-content:center;font-weight:var(--font-weight-medium);padding:var(--spacing-sm) var(--spacing-lg);box-shadow:0 4px 16px #f4433640}.delete-modal .btn-danger:hover:not(:disabled){box-shadow:0 6px 24px #f4433659;transform:translateY(-2px)}.delete-modal .btn-danger:active:not(:disabled){transform:translateY(0)}.delete-modal .btn-secondary{min-width:100px;justify-content:center;padding:var(--spacing-sm) var(--spacing-lg)}@media (max-width: 768px){.admin-dashboard{padding:var(--spacing-md)}.admin-header{flex-direction:column}.admin-title{font-size:2rem}.admin-overview-grid,.admin-metrics-grid{grid-template-columns:1fr}.tier-distribution{flex-direction:column;align-items:center}.section-header{flex-direction:column;align-items:flex-start}.persistence-summary{grid-template-columns:1fr}.limits-table,.revenue-table{font-size:.9rem}.limits-table th,.limits-table td,.revenue-table th,.revenue-table td{padding:var(--spacing-sm)}.feedback-stats-grid{grid-template-columns:repeat(2,1fr)}.feedback-header,.feedback-actions{flex-direction:column}.action-group{width:100%;justify-content:space-between}.delete-modal{padding:var(--spacing-lg)!important;max-width:100%}.delete-modal-header{gap:var(--spacing-sm)}.delete-icon-wrapper{width:48px;height:48px}.delete-icon-wrapper svg{width:22px;height:22px}.delete-modal-header h2{font-size:1.25rem}.delete-modal-message{padding-left:0;margin-left:calc(48px + var(--spacing-sm));font-size:.9rem}.delete-modal-actions{flex-direction:column-reverse;gap:var(--spacing-xs)}.delete-modal .btn-danger,.delete-modal .btn-secondary{width:100%;min-width:unset}}.feedback-page{min-height:100vh;background:var(--bg-gradient);padding:var(--spacing-xl);transition:background var(--transition-base)}.feedback-container{max-width:800px;margin:0 auto}.feedback-header{display:flex;flex-direction:column;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.back-button{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-inter);font-size:.9rem;cursor:pointer;transition:all 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var(--spacing-lg);border:none;border-radius:var(--radius-md);font-family:var(--font-inter);font-size:.95rem;font-weight:var(--font-weight-medium);cursor:pointer;transition:all var(--transition-base)}.btn-primary{background:linear-gradient(130deg,var(--accent-color),#7c3aed);color:#fff;box-shadow:0 2px 12px #8a2be24d}.btn-primary:hover:not(:disabled){box-shadow:0 4px 20px #8a2be266;transform:translateY(-1px)}.btn-secondary{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-primary)}.btn-secondary:hover:not(:disabled){background:var(--glass-bg-hover)}.btn:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 768px){.feedback-page{padding:var(--spacing-md)}.feedback-title{font-size:2rem}.feedback-form-container{padding:var(--spacing-lg)}.form-actions{flex-direction:column-reverse}.btn{width:100%;justify-content:center}}.app{min-height:100vh;width:100%}*{margin:0;padding:0;box-sizing:border-box}:root{--glass-white: #FFFFFF;--frosted-silver: #E5E7EB;--light-gray: #F3F4F6;--medium-gray: #9CA3AF;--dark-gray: #6B7280;--cloud-charcoal: #1F2937;--bg-primary: #FFFFFF;--bg-secondary: #F3F4F6;--bg-gradient: linear-gradient(135deg, #FFFFFF 0%, #F3F4F6 20%, #FFFFFF 100%);--gradient-accent: linear-gradient(130deg, #F9FAFB, #E5E7EB);--glass-bg: rgba(255, 255, 255, .6);--glass-bg-hover: rgba(255, 255, 255, .8);--glass-border: rgba(230, 235, 239, .5);--glass-input-bg: rgba(255, 255, 255, .5);--glass-input-bg-focus: rgba(255, 255, 255, .9);--text-primary: #1F2937;--text-secondary: #6B7280;--text-muted: #9CA3AF;--shadow-glass: 0 2px 12px rgba(0, 0, 0, .05);--shadow-glass-glow: 0 2px 20px rgba(0, 0, 0, .1);--shadow-card: 0 4px 24px rgba(0, 0, 0, .06);--font-inter: "Inter", system-ui, -apple-system, sans-serif;--font-weight-thin: 300;--font-weight-regular: 400;--font-weight-medium: 500;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 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.4)}body{font-family:var(--font-inter);font-weight:var(--font-weight-regular);font-size:16px;line-height:1.6;color:var(--text-primary);background:var(--bg-gradient);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;letter-spacing:.03em;transition:background var(--transition-base),color var(--transition-base)}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-medium);letter-spacing:.02em;line-height:1.2}h1{font-size:2.5rem;font-weight:var(--font-weight-thin)}h2{font-size:2rem;font-weight:var(--font-weight-regular)}h3{font-size:1.5rem}p{font-size:1rem;line-height:1.7}a{text-decoration:none;color:inherit}.glass{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--shadow-glass);transition:all var(--transition-base)}.glass-card{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid 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var(--glass-border);color:var(--text-primary)}.btn-secondary:hover{background:var(--glass-bg);border-color:var(--text-secondary)}.input{width:100%;padding:.75rem 1rem;border:1px solid var(--glass-border);border-radius:var(--radius-md);background:var(--glass-input-bg);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);font-family:var(--font-inter);font-size:1rem;color:var(--text-primary);transition:all var(--transition-base)}.input::placeholder{color:var(--text-muted);opacity:.7}.input:focus{outline:none;border-color:var(--text-secondary);box-shadow:0 0 0 3px #0000001a;background:var(--glass-input-bg-focus)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes glow{0%,to{box-shadow:0 0 20px #b8fff94d}50%{box-shadow:0 0 30px #b8fff980}}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.fade-in{animation:fadeIn .3s ease-in-out}.slide-up{animation:slideUp 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