:root{--primary-50: #e6fcf8;--primary-100: #b3f5eb;--primary-200: #80eedc;--primary-300: #4de7ce;--primary-400: #26e0c2;--primary-500: #00d9b5;--primary-600: #00b89a;--primary-700: #00977e;--primary-800: #007663;--primary-900: #005548;--accent-purple: #7c3aed;--accent-pink: #ec4899;--accent-orange: #f97316;--success: #10b981;--success-light: #d1fae5;--warning: #f59e0b;--warning-light: #fef3c7;--danger: #ef4444;--danger-light: #fee2e2;--info: #3b82f6;--info-light: #dbeafe;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: rgba(30, 41, 59, .8);--bg-glass: rgba(255, 255, 255, .05);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--gradient-primary: linear-gradient(135deg, #00d9b5 0%, #00b89a 50%, #00977e 100%);--gradient-dark: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);--gradient-card: linear-gradient(145deg, rgba(30, 41, 59, .9) 0%, rgba(15, 23, 42, .9) 100%);--gradient-glass: linear-gradient(145deg, rgba(255, 255, 255, .1) 0%, rgba(255, 255, 255, .05) 100%);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 4px 6px rgba(0, 0, 0, .25);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .35);--shadow-glow: 0 0 20px rgba(0, 217, 181, .3);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-4xl: 2.5rem;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--z-dropdown: 100;--z-modal: 200;--z-toast: 300}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);font-size:var(--font-size-md);line-height:1.6;color:var(--text-primary);background:var(--bg-primary);min-height:100vh;min-height:100dvh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;color:var(--text-primary)}h1{font-size:var(--font-size-3xl)}h2{font-size:var(--font-size-2xl)}h3{font-size:var(--font-size-xl)}h4{font-size:var(--font-size-lg)}p{color:var(--text-secondary)}a{color:var(--primary-400);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-300)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);font-size:var(--font-size-md);font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);min-height:48px;min-width:48px}.btn:active{transform:scale(.98)}.btn-primary{background:var(--gradient-primary);color:var(--bg-primary);box-shadow:var(--shadow-md),var(--shadow-glow)}.btn-primary:hover{box-shadow:var(--shadow-lg),0 0 30px #00d9b566}.btn-secondary{background:var(--bg-glass);color:var(--text-primary);border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{background:#ffffff1a;border-color:#fff3}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-glass);color:var(--text-primary)}.btn-danger{background:var(--danger);color:#fff}.btn-icon{width:48px;height:48px;padding:0;border-radius:var(--radius-full)}.btn-lg{padding:var(--space-lg) var(--space-xl);font-size:var(--font-size-lg);min-height:56px}.btn-sm{padding:var(--space-sm) var(--space-md);font-size:var(--font-size-sm);min-height:40px}.btn-block{width:100%}.card{background:var(--gradient-card);border-radius:var(--radius-lg);padding:var(--space-lg);border:1px solid rgba(255,255,255,.08);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all var(--transition-normal)}.card:hover{border-color:#ffffff1f;box-shadow:var(--shadow-lg)}.card-glass{background:var(--gradient-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.form-group{margin-bottom:var(--space-lg)}.form-label{display:block;margin-bottom:var(--space-sm);font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary)}.form-input,.form-select,.form-textarea{width:100%;padding:var(--space-md);font-size:var(--font-size-md);font-family:inherit;color:var(--text-primary);background:var(--bg-glass);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);transition:all var(--transition-fast);min-height:48px}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary-500);box-shadow:0 0 0 3px #00d9b533}.form-input::placeholder{color:var(--text-muted)}.form-textarea{min-height:100px;resize:vertical}.form-select{appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;background-size:20px;padding-right:44px;cursor:pointer;color-scheme:dark}.form-select option{background-color:#1e293b;color:#f1f5f9;padding:12px}.form-select option:hover,.form-select option:focus,.form-select 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0}.page-title{font-size:var(--font-size-2xl);font-weight:700;margin-bottom:var(--space-xs)}.page-subtitle{color:var(--text-secondary);font-size:var(--font-size-sm)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-2xl);text-align:center}.empty-state-icon{font-size:64px;margin-bottom:var(--space-lg);opacity:.5}.empty-state-title{font-size:var(--font-size-lg);margin-bottom:var(--space-sm)}.empty-state-text{color:var(--text-muted);margin-bottom:var(--space-lg)}.fab{position:fixed;bottom:calc(80px + var(--space-lg));right:var(--space-lg);width:56px;height:56px;border-radius:var(--radius-full);background:var(--gradient-primary);color:var(--bg-primary);border:none;cursor:pointer;box-shadow:var(--shadow-lg),var(--shadow-glow);display:flex;align-items:center;justify-content:center;font-size:24px;transition:all var(--transition-fast);z-index:var(--z-dropdown)}.fab:hover{transform:scale(1.05);box-shadow:var(--shadow-xl),0 0 40px #00d9b580}.fab:active{transform:scale(.95)}.modal-overlay{position:fixed;inset:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:flex-end;justify-content:center;z-index:var(--z-modal);animation:fadeIn .2s ease}.modal-content{width:100%;max-width:480px;max-height:90vh;background:var(--bg-secondary);border-radius:var(--radius-xl) var(--radius-xl) 0 0;padding:var(--space-lg);overflow-y:auto;animation:slideUp .3s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-lg)}.modal-title{font-size:var(--font-size-xl);font-weight:600}.modal-close{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--bg-glass);border:none;border-radius:var(--radius-full);color:var(--text-secondary);cursor:pointer;font-size:20px;transition:all var(--transition-fast)}.modal-close:hover{background:#ffffff1a;color:var(--text-primary)}.toast{position:fixed;bottom:calc(80px + var(--space-lg));left:50%;transform:translate(-50%);padding:var(--space-md) var(--space-lg);background:var(--bg-card);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);color:var(--text-primary);font-size:var(--font-size-sm);box-shadow:var(--shadow-lg);z-index:var(--z-toast);animation:slideUp .3s ease}.toast-success{border-color:var(--success)}.toast-error{border-color:var(--danger)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:72px;background:#1e293bf2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:space-around;padding:0 var(--space-md);z-index:var(--z-dropdown)}.nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:var(--space-sm) var(--space-md);color:var(--text-muted);text-decoration:none;font-size:var(--font-size-xs);font-weight:500;transition:all var(--transition-fast);min-width:64px;border-radius:var(--radius-md)}.nav-item:hover{color:var(--text-secondary)}.nav-item.active{color:var(--primary-400)}.nav-item-icon{font-size:24px}.bill-item{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:var(--bg-glass);border-radius:var(--radius-md);border:1px solid rgba(255,255,255,.05);margin-bottom:var(--space-sm);transition:all var(--transition-fast)}.bill-item:hover{background:#ffffff14}.bill-item-icon{width:44px;height:44px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.bill-item-content{flex:1;min-width:0}.bill-item-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bill-item-meta{display:flex;align-items:center;gap:var(--space-sm);font-size:var(--font-size-sm);color:var(--text-muted)}.bill-item-amount{font-size:var(--font-size-lg);font-weight:600;color:var(--text-primary);white-space:nowrap}.bill-item-actions{display:flex;align-items:center;gap:var(--space-sm)}.category-utilities{background:linear-gradient(135deg,#3b82f6,#1d4ed8)}.category-subscription{background:linear-gradient(135deg,#8b5cf6,#6d28d9)}.category-rent{background:linear-gradient(135deg,#f59e0b,#d97706)}.category-insurance{background:linear-gradient(135deg,#10b981,#059669)}.category-other{background:linear-gradient(135deg,#6b7280,#4b5563)}.stats-grid{display:grid;gap:var(--space-md);margin-bottom:var(--space-lg)}.stat-card{padding:var(--space-lg)}.stat-label{font-size:var(--font-size-sm);color:var(--text-muted);margin-bottom:var(--space-xs)}.stat-value{font-size:var(--font-size-3xl);font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-value-small{font-size:var(--font-size-xl)}.payment-toggle{width:48px;height:48px;border-radius:var(--radius-full);border:2px solid var(--gray-600);background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);flex-shrink:0}.payment-toggle:hover{border-color:var(--primary-500)}.payment-toggle.paid{background:var(--success);border-color:var(--success);color:#fff}.payment-toggle .check-icon{opacity:0;transform:scale(.5);transition:all var(--transition-fast)}.payment-toggle.paid .check-icon{opacity:1;transform:scale(1)}.month-selector{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md);background:var(--bg-glass);border-radius:var(--radius-md);margin-bottom:var(--space-lg)}.month-selector-label{font-size:var(--font-size-lg);font-weight:600}.month-selector-btn{width:40px;height:40px;border-radius:var(--radius-full);border:none;background:var(--bg-glass);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.month-selector-btn:hover{background:#ffffff1a}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUpModal{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.loading{display:flex;align-items:center;justify-content:center;padding:var(--space-2xl)}.spinner{width:40px;height:40px;border:3px solid var(--bg-glass);border-top-color:var(--primary-500);border-radius:var(--radius-full);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.text-muted{color:var(--text-muted)}.text-success{color:var(--success)}.text-warning{color:var(--warning)}.text-danger{color:var(--danger)}.mt-sm{margin-top:var(--space-sm)}.mt-md{margin-top:var(--space-md)}.mt-lg{margin-top:var(--space-lg)}.mb-sm{margin-bottom:var(--space-sm)}.mb-md{margin-bottom:var(--space-md)}.mb-lg{margin-bottom:var(--space-lg)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}@media(min-width:640px){.container{max-width:540px;padding:0 var(--space-lg)}.modal-content{border-radius:var(--radius-xl);margin:auto;max-height:80vh}.modal-overlay{align-items:center}}@media(min-width:1024px){.container{max-width:720px}.stats-grid{grid-template-columns:repeat(3,1fr)}}