@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--glass-bg: rgba(255, 255, 255, .25);--glass-bg-hover: rgba(255, 255, 255, .35);--glass-border: rgba(102, 126, 234, .2);--glass-border-hover: rgba(102, 126, 234, .4);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .1);--glass-shadow-hover: 0 12px 40px 0 rgba(0, 0, 0, .15);--glass-blur: blur(20px);--glass-blur-light: blur(10px);--gradient-bg-1: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);--gradient-bg-2: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 50%, #a0aec0 100%);--gradient-bg-3: linear-gradient(135deg, #f7fafc 0%, #edf2f7 50%, #e2e8f0 100%);--gradient-accent: linear-gradient(135deg, #667eea 0%, #f093fb 100%);--gradient-primary: linear-gradient(135deg, #5a67d8 0%, #667eea 100%);--glow-primary: 0 0 20px rgba(102, 126, 234, .3);--glow-accent: 0 0 20px rgba(240, 147, 251, .3);--glow-success: 0 0 20px rgba(72, 187, 120, .3);--glow-warning: 0 0 20px rgba(237, 137, 54, .3);--glow-error: 0 0 20px rgba(245, 101, 101, .3)}body.dark-mode{--glass-bg: rgba(20, 20, 40, .3);--glass-bg-hover: rgba(20, 20, 40, .5);--glass-border: rgba(138, 111, 255, .2);--glass-border-hover: rgba(138, 111, 255, .4);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .4);--glass-shadow-hover: 0 12px 40px 0 rgba(0, 0, 0, .6);--gradient-bg-1: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 50%, #2a2a3e 100%);--gradient-bg-2: linear-gradient(135deg, #1a1a2e 0%, #2a2a3e 50%, #3a3a4e 100%);--gradient-bg-3: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);--gradient-accent: linear-gradient(135deg, #8a6fff 0%, #ff7eb3 100%);--gradient-primary: linear-gradient(135deg, #5e3ad1 0%, #8a6fff 100%);--glow-primary: 0 0 20px rgba(138, 111, 255, .4);--glow-accent: 0 0 20px rgba(255, 126, 179, .4);--glow-success: 0 0 20px rgba(93, 245, 181, .4);--glow-warning: 0 0 20px rgba(255, 202, 128, .4);--glow-error: 0 0 20px rgba(255, 107, 139, .4)}.glass-card{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:16px;border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.glass-card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.1) 0%,transparent 50%,rgba(102,126,234,.05) 100%);opacity:0;transition:opacity .5s ease;pointer-events:none;border-radius:inherit}.glass-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:var(--glow-primary),var(--glass-shadow-hover);border-color:var(--glass-border-hover)}.glass-card:hover:before{opacity:1}.glass-button{background:var(--glass-bg);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);border-radius:50px;border:1px solid var(--glass-border);padding:.75rem 1.5rem;color:var(--text-primary);font-weight:500;transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.glass-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .6s}.glass-button:hover:before{left:100%}.glass-button:hover{background:var(--glass-bg-hover);transform:translateY(-3px);box-shadow:var(--glow-primary),var(--shadow-md);border-color:var(--glass-border-hover)}.glass-button:active{transform:translateY(-1px)}.glass-input{background:var(--glass-bg);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);border-radius:12px;border:1px solid var(--glass-border);padding:.875rem 1rem;color:var(--text-primary);width:100%;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-sm)}.glass-input::placeholder{color:var(--text-muted)}.glass-input:focus{outline:none;border-color:var(--primary-color);box-shadow:var(--glow-primary),var(--shadow-md);background:var(--glass-bg-hover)}.glass-input:hover{border-color:var(--glass-border-hover);box-shadow:var(--shadow-md)}.animated-bg{background:var(--gradient-bg-1);background-size:400% 400%;animation:gradient-shift 20s ease infinite;position:relative}.animated-bg:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(102,126,234,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(240,147,251,.1) 0%,transparent 50%);animation:float 15s ease-in-out infinite;pointer-events:none;z-index:-1}body.dark-mode .animated-bg:before{background:radial-gradient(circle at 20% 80%,rgba(138,111,255,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,126,179,.1) 0%,transparent 50%)}@keyframes gradient-shift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(5deg)}}.glass-navbar{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-bottom:1px solid var(--glass-border);box-shadow:var(--shadow-md);position:sticky;top:0;z-index:100}.glass-container{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:20px;border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);padding:2rem;position:relative;overflow:hidden;z-index:1}.glass-container:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--gradient-accent);z-index:2}.glass-container:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.05) 0%,transparent 70%);z-index:-1}.glass-footer{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-top:1px solid var(--glass-border);box-shadow:0 -4px 20px #0000001a}.fade-in{animation:fadeInUp .6s cubic-bezier(.4,0,.2,1)}.scale-in{animation:scaleIn .5s cubic-bezier(.4,0,.2,1)}@keyframes scaleIn{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.slide-in-right{animation:slideInRight .6s cubic-bezier(.4,0,.2,1)}@keyframes slideInRight{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}.slide-in-left{animation:slideInLeft .6s cubic-bezier(.4,0,.2,1)}@keyframes slideInLeft{0%{opacity:0;transform:translate(-40px)}to{opacity:1;transform:translate(0)}}.hover-float{transition:transform .4s cubic-bezier(.4,0,.2,1)}.hover-float:hover{transform:translateY(-8px)}.hover-glow{transition:box-shadow .4s cubic-bezier(.4,0,.2,1)}.hover-glow:hover{box-shadow:var(--glow-primary)}.hover-scale{transition:transform .3s cubic-bezier(.4,0,.2,1)}.hover-scale:hover{transform:scale(1.05)}.glow-card{position:relative;overflow:hidden;transition:all .5s cubic-bezier(.4,0,.2,1)}.glow-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:var(--gradient-accent);opacity:0;transition:opacity .5s ease;pointer-events:none;border-radius:inherit;z-index:-1}.glow-card:hover:before{opacity:.1}.glow-card:hover{box-shadow:var(--glow-primary),var(--shadow-lg);transform:translateY(-4px)}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.05);opacity:.8}}.pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.shimmer{position:relative;overflow:hidden}.shimmer:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);animation:shimmer 2s infinite}@media (max-width: 768px){.glass-container{padding:1.5rem;border-radius:16px}.glass-card{border-radius:12px}.glass-button{padding:.625rem 1.25rem}}@media (max-width: 480px){.glass-container{padding:1rem;border-radius:12px}.glass-card{border-radius:10px}.glass-button{padding:.5rem 1rem;font-size:.9rem}}:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6;font-weight:400;color-scheme:light dark;color:#1a1a2e;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--primary-color: #667eea;--primary-light: #764ba2;--primary-dark: #5a67d8;--secondary-color: #f7fafc;--accent-color: #f093fb;--success-color: #48bb78;--warning-color: #ed8936;--error-color: #f56565;--bg-primary: #ffffff;--bg-secondary: #f7fafc;--bg-tertiary: #edf2f7;--bg-glass: rgba(255, 255, 255, .8);--bg-glass-hover: rgba(255, 255, 255, .9);--text-primary: #1a1a2e;--text-secondary: #4a5568;--text-muted: #718096;--text-accent: #667eea;--border-color: #e2e8f0;--border-hover: #cbd5e0;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--shadow-glow: 0 0 20px rgba(102, 126, 234, .3);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-xxl: 3rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 50px;--transition-fast: .2s ease;--transition-normal: .3s ease;--transition-slow: .5s ease}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{margin:0;padding:0;min-width:320px;min-height:100vh;background:linear-gradient(135deg,#f8fafc,#e2e8f0,#cbd5e1);background-attachment:fixed;color:var(--text-primary);overflow-x:hidden;transition:all var(--transition-normal)}body.dark-mode{color:#e0e0ff;background:linear-gradient(135deg,#0a0a0f,#1a1a2e,#2a2a3e);--border-color: rgba(140, 140, 255, .2);--text-primary: #e0e0ff;--text-secondary: #b8b8e0;--text-muted: #8a8aa0;--text-accent: #8a6fff;--bg-primary: #0a0a0f;--bg-secondary: #1a1a2e;--bg-tertiary: #2a2a3e;--bg-glass: rgba(30, 30, 60, .25);--bg-glass-hover: rgba(30, 30, 60, .4);--primary-color: #8a6fff;--primary-light: #b28dff;--primary-dark: #5e3ad1;--accent-color: #ff7eb3;--success-color: #5df5b5;--warning-color: #ffca80;--error-color: #ff6b8b;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(138, 111, 255, .3)}h1,h2,h3,h4,h5,h6{margin-top:0;line-height:1.2;color:var(--text-primary);font-weight:600}h1{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}h2{font-size:2rem;font-weight:600}h3{font-size:1.5rem;font-weight:600}a{font-weight:500;color:var(--primary-color);text-decoration:none;transition:all var(--transition-fast);position:relative}a:hover{color:var(--primary-light);transform:translateY(-1px)}a:after{content:"";position:absolute;width:0;height:2px;bottom:-2px;left:0;background:linear-gradient(90deg,var(--primary-color),var(--accent-color));transition:width var(--transition-normal)}a:hover:after{width:100%}button{border-radius:var(--radius-md);border:none;padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;font-family:inherit;background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:#fff;cursor:pointer;transition:all var(--transition-normal);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}button:hover:before{left:100%}button:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow),var(--shadow-md)}button:active{transform:translateY(0)}button:focus,button:focus-visible{outline:none;box-shadow:0 0 0 3px #667eea4d}button.secondary{background:var(--bg-glass);color:var(--text-primary);border:1px solid var(--border-color);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}button.secondary:hover{background:var(--bg-glass-hover);border-color:var(--border-hover);transform:translateY(-2px)}button.danger{background:linear-gradient(135deg,var(--error-color),#e53e3e)}button.success{background:linear-gradient(135deg,var(--success-color),#38a169)}button.warning{background:linear-gradient(135deg,var(--warning-color),#ed8936)}input,select,textarea{width:100%;padding:.875rem 1rem;border:1px solid var(--border-color);border-radius:var(--radius-md);font-family:inherit;font-size:.95rem;background:var(--bg-glass);color:var(--text-primary);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:all var(--transition-normal);box-shadow:var(--shadow-sm)}input::placeholder,textarea::placeholder{color:var(--text-muted)}input:hover,select:hover,textarea:hover{border-color:var(--border-hover);box-shadow:var(--shadow-md)}input:focus,select:focus,textarea:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #667eea33,var(--shadow-md);outline:none}input:invalid,select:invalid,textarea:invalid{border-color:var(--error-color)}input:valid,select:valid,textarea:valid{border-color:var(--success-color)}select{appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23667eea' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center;background-size:1em;padding-right:2.5rem}body.dark-mode select{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238a6fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E")}label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-primary);font-size:.9rem;letter-spacing:.01em}.error-message{color:var(--error-color);font-size:.85rem;margin-top:.25rem;display:flex;align-items:center;gap:.25rem}.error-message:before{content:"⚠";font-size:.75rem}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.card{background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:1.5rem;margin-bottom:1.5rem;border:1px solid var(--border-color);position:relative;overflow:hidden}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--primary-color),transparent)}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow),var(--shadow-lg)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.text-center{text-align:center}.text-right{text-align:right}.text-error{color:var(--error-color)}.text-success{color:var(--success-color)}.text-warning{color:var(--warning-color)}.text-muted{color:var(--text-muted)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading{animation:spin 1s linear infinite}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}.fade-in{animation:fadeIn .5s ease-out}.slide-in{animation:slideIn .5s ease-out}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.5rem}.card{padding:1rem}button{padding:.625rem 1.25rem;font-size:.9rem}input,select,textarea{padding:.75rem .875rem}}@media (max-width: 480px){h1{font-size:1.75rem}.card{padding:.875rem}button{padding:.5rem 1rem;font-size:.85rem}}.invoice-form{width:100%}.form-container{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:20px;box-shadow:var(--glass-shadow);padding:2.5rem;margin-bottom:2rem;border:1px solid var(--glass-border);position:relative;overflow:hidden}.form-container:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient-accent);z-index:1}.form-container:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.05) 0%,transparent 70%);pointer-events:none;z-index:-1}.form-section{margin-bottom:2.5rem;position:relative}.form-section:last-child{margin-bottom:1rem}.form-section-title{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:600;background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:1.5rem;padding-bottom:.75rem;border-bottom:2px solid var(--border-color)}.form-section-title svg{filter:drop-shadow(0 0 8px rgba(138,111,255,.5))}.form-row{display:flex;flex-wrap:wrap;gap:2rem;margin-bottom:2rem;position:relative}.form-group{flex:1;min-width:200px;position:relative;margin-bottom:.5rem}.form-group.full-width{flex-basis:100%}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-primary);font-size:.9rem;letter-spacing:.01em}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.875rem 1rem;border:1px solid var(--border-color);border-radius:12px;font-family:inherit;font-size:.95rem;transition:all .3s cubic-bezier(.4,0,.2,1);background:var(--bg-glass);color:var(--text-primary);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);box-shadow:var(--shadow-soft)}.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-muted)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #8a6fff33,var(--shadow-medium);outline:none;background:var(--bg-glass-hover)}.form-group input:hover,.form-group select:hover,.form-group textarea:hover{border-color:var(--border-hover);box-shadow:var(--shadow-medium)}.form-group .error-message{color:var(--error-color);font-size:.85rem;margin-top:.5rem;padding:.5rem .75rem;background:#ff6b8b1a;border-radius:8px;border-left:3px solid var(--error-color);display:flex;align-items:center;gap:.5rem}.form-group .error-message:before{content:"⚠";font-size:.75rem}.form-actions{display:flex;justify-content:flex-end;gap:1rem;margin-top:2rem}.invoice-items-container{margin-bottom:1.5rem}.invoice-item{background:var(--bg-glass);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);border-radius:16px;padding:2rem;margin-bottom:1.5rem;position:relative;border:1px solid var(--border-color);box-shadow:var(--shadow-soft);transition:all .3s cubic-bezier(.4,0,.2,1);overflow:hidden}.invoice-item:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient-primary)}.invoice-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-medium);border-color:var(--border-hover)}.invoice-item-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.invoice-item-title{font-weight:600;background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;color:transparent;display:flex;align-items:center;gap:.5rem;font-size:1.1rem}.invoice-item-remove{background:var(--error-color);border:none;color:#fff;cursor:pointer;padding:.5rem;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-soft);width:36px;height:36px}.add-item-button{display:flex;align-items:center;justify-content:center;gap:.75rem;width:100%;padding:1.5rem;background:var(--bg-glass);color:var(--primary-color);border:2px dashed var(--primary-light);border-radius:16px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);font-weight:600;backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);position:relative;overflow:hidden}.add-item-button:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(138,111,255,.2) 0%,transparent 70%);opacity:0;transition:opacity .5s ease;pointer-events:none}.add-item-button:hover{background:var(--bg-glass-hover);border-color:var(--primary-color);transform:translateY(-3px);box-shadow:var(--glow-primary),var(--shadow-medium)}.add-item-button:hover:before{opacity:1}.add-item-button svg{width:1.25rem;height:1.25rem;filter:drop-shadow(0 0 8px rgba(138,111,255,.3))}.invoice-summary{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:20px;padding:2.5rem;border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);position:relative;overflow:hidden;transition:all .3s cubic-bezier(.4,0,.2,1)}.invoice-summary:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient-accent);z-index:1}.invoice-summary:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#8a6fff0d,#ff7eb30d);pointer-events:none;z-index:-1}.invoice-summary:hover{transform:translateY(-2px);box-shadow:var(--glow-primary),var(--glass-shadow)}.summary-settings{display:flex;flex-wrap:wrap;gap:2rem;margin-bottom:2rem;padding-bottom:2rem;border-bottom:1px solid var(--border-color);position:relative;z-index:1}.discount-group{display:flex;gap:1rem;align-items:center}.discount-group input{flex:1;background:var(--bg-glass);border:1px solid var(--border-color);color:var(--text-primary);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light)}.discount-group select{width:120px;background:var(--bg-glass);border:1px solid var(--border-color);color:var(--text-primary);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light)}.summary-row{display:flex;justify-content:space-between;padding:1rem 0;border-bottom:1px solid var(--border-color);position:relative;z-index:1;font-size:1rem;color:var(--text-primary)}.summary-row.total{font-weight:700;font-size:1.75rem;margin-top:1.5rem;padding-top:1.5rem;border-top:3px solid var(--primary-color);background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:none}@media (max-width: 768px){.form-container{padding:1.5rem}.form-row{flex-direction:column;gap:1.5rem}.form-group{min-width:100%}.invoice-item{padding:1.5rem}.summary-settings{flex-direction:column;gap:1.5rem}.form-actions{flex-direction:column}.form-actions button{width:100%}.discount-group{flex-direction:column;align-items:stretch}.discount-group select{width:100%}}@media (max-width: 480px){.form-container{padding:1rem}.invoice-item{padding:1.25rem}.summary-row.total{font-size:1.5rem}.add-item-button{padding:1.25rem}}.invoice-preview{background:var(--bg-glass);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);padding:1.5rem;box-shadow:var(--glass-shadow);border-radius:20px;max-width:800px;margin:0 auto;border:1px solid var(--glass-border);position:relative;overflow:hidden}.preview-actions{display:flex;gap:1rem;margin-bottom:2rem;justify-content:flex-end;flex-wrap:wrap}.preview-actions button{padding:.875rem 1.75rem;font-weight:600;border-radius:12px;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;min-width:140px}.preview-actions button.primary-button{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-md)}.preview-actions button.primary-button:hover{transform:translateY(-3px);box-shadow:var(--glow-primary),var(--shadow-lg)}.preview-actions button.secondary-button{background:var(--bg-glass);color:var(--text-primary);border:1px solid var(--glass-border);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light)}.preview-actions button.secondary-button:hover{background:var(--bg-glass-hover);border-color:var(--glass-border-hover);transform:translateY(-3px);box-shadow:var(--shadow-md)}.preview-header{display:flex;justify-content:space-between;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid #f0f0f0;flex-wrap:wrap;gap:1.5rem}.company-info p{margin:.25rem 0;color:#666;font-size:.95rem;line-height:1.4}.company-logo img{max-height:80px;max-width:200px;object-fit:contain;border-radius:8px;box-shadow:var(--shadow-sm)}.invoice-info{text-align:right;background:#f8f9fa;padding:1.5rem;border-radius:12px;border:2px solid #e0e0e0;min-width:250px}.invoice-info h1{color:var(--primary-color);margin-bottom:1rem;font-size:2.5rem;font-weight:800;background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;color:transparent}.invoice-info p{margin:.5rem 0;color:#666;font-size:1rem;font-weight:500}.preview-client-info h3{color:var(--primary-color);margin-bottom:.75rem;font-size:1.25rem;font-weight:700}.preview-client-info p{margin:.25rem 0;color:#666;font-size:.95rem;line-height:1.4}.preview-items{margin-bottom:2rem;overflow-x:auto}.preview-items table{width:100%;border-collapse:collapse;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);background:#fff;min-width:600px}.preview-items th{background:var(--gradient-primary);color:#fff;padding:1rem .75rem;text-align:left;font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:.5px}.preview-items td{padding:1rem .75rem;border-bottom:1px solid #e0e0e0;color:#333;font-size:.9rem;transition:background-color .3s ease}.preview-items tr:hover td{background:#f8f9fa}.preview-items tr:last-child td{border-bottom:none}.empty-items{text-align:center;padding:3rem 0;color:#999;font-style:italic;font-size:1.1rem;background:#f8f9fa;border-radius:12px;border:2px dashed #ddd}.preview-summary{margin-left:auto;width:50%;margin-bottom:2rem;padding:1.5rem;background:#f8f9fa;border-radius:12px;border:2px solid #e0e0e0;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.preview-summary:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient-accent)}.summary-row{display:flex;justify-content:space-between;padding:.75rem 0;font-size:1rem;border-bottom:1px solid #ddd;color:#555}.summary-row.total{font-weight:800;font-size:1.5rem;margin-top:1rem;padding-top:1rem;border-top:3px solid var(--primary-color);background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;color:transparent}.preview-footer{text-align:center;margin-top:2rem;padding-top:1.5rem;border-top:2px solid #e0e0e0;color:#666;font-style:italic;font-size:1rem}#invoice-to-print{width:210mm;min-height:297mm;padding:20mm;background:#fff;font-family:Inter,sans-serif;box-sizing:border-box}@media print{@page{size:A4;margin:.5cm}body{background-color:#fff!important;color:#000!important}.app-header,.app-footer,.preview-actions,.tabs,button{display:none!important}.main-container{padding:0!important;margin:0!important}.invoice-preview{box-shadow:none!important;max-width:100%!important;padding:0!important;margin:0!important;background:#fff!important;border:none!important}.preview-container{padding:.5cm!important;border-radius:0!important;width:100%!important;box-sizing:border-box!important;background:#fff!important;box-shadow:none!important}.preview-header,.preview-client-info,.preview-items,.preview-summary,.preview-footer{page-break-inside:avoid}.preview-items table{page-break-inside:auto}.preview-items tr{page-break-inside:avoid;page-break-after:auto}.preview-items th{background-color:#f0f0f0!important;color:#000!important}.preview-summary{width:60%!important}.summary-row.total{border-top-color:#000!important;color:#000!important}.preview-footer{border-top-color:#000!important}.company-info h2,.invoice-info h1,.preview-client-info h3{color:#000!important;background:none!important;-webkit-background-clip:unset!important;background-clip:unset!important}}@media (max-width: 768px){.invoice-preview{padding:1rem;margin:.5rem;border-radius:16px}.preview-header{flex-direction:column;gap:1.5rem;text-align:center}.invoice-info{text-align:center;min-width:auto;width:100%}.preview-summary{width:100%;margin-left:0}.preview-actions{flex-direction:column;gap:.75rem}.preview-actions button{width:100%;min-width:auto}.company-logo img{max-height:60px;max-width:150px}.invoice-info h1{font-size:2rem}.preview-items{margin:0 -1rem}.preview-items table{min-width:500px}.preview-items th,.preview-items td{padding:.75rem .5rem;font-size:.85rem}.summary-row{font-size:.95rem}.summary-row.total{font-size:1.25rem}}@media (max-width: 480px){.invoice-preview{padding:.75rem;margin:.25rem;border-radius:12px}.preview-container{padding:1rem}.company-info h2{font-size:1.5rem}.invoice-info h1{font-size:1.75rem}.preview-client-info,.preview-summary{padding:1rem}.preview-items th,.preview-items td{padding:.5rem .25rem;font-size:.8rem}.summary-row{font-size:.9rem}.summary-row.total{font-size:1.1rem}.preview-items table{min-width:400px}.company-logo img{max-height:50px;max-width:120px}}@media (max-width: 360px){.preview-items table{min-width:350px}.preview-items th,.preview-items td{padding:.4rem .2rem;font-size:.75rem}.invoice-info h1{font-size:1.5rem}.company-info h2{font-size:1.25rem}}.blog-section{padding:4rem 0;background-color:var(--bg-color)}.blog-header{text-align:center;margin-bottom:3rem}.blog-header h2{font-size:2.5rem;margin-bottom:.5rem;color:var(--primary-color)}.blog-header p{font-size:1.1rem;color:var(--text-light);max-width:600px;margin:0 auto}.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem;max-width:1200px;margin:0 auto;padding:0 1.5rem}.blog-card{background-color:var(--bg-color);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--box-shadow);transition:transform .3s ease,box-shadow .3s ease;height:100%;display:flex;flex-direction:column}.blog-card:hover{transform:translateY(-5px);box-shadow:var(--card-shadow)}.blog-image{position:relative;height:200px;overflow:hidden;display:flex;align-items:center;justify-content:center;transition:all .5s ease}.blog-image-icon{font-size:3rem;color:#fffc;text-shadow:0 2px 10px rgba(0,0,0,.2);transition:transform .5s ease}.blog-card:hover .blog-image-icon{transform:scale(1.2) rotate(5deg)}.blog-category{position:absolute;top:1rem;right:1rem;background-color:var(--primary-color);color:#fff;padding:.3rem .8rem;border-radius:20px;font-size:.8rem;font-weight:500}.blog-content{padding:1.5rem;flex:1;display:flex;flex-direction:column}.blog-content h3{margin-top:0;margin-bottom:.75rem;font-size:1.25rem;line-height:1.4;color:var(--text-color)}.blog-excerpt{color:var(--text-light);margin-bottom:1.5rem;font-size:.95rem;line-height:1.6;flex:1}.blog-meta{display:flex;justify-content:space-between;margin-bottom:1.25rem;font-size:.85rem;color:var(--text-light)}.blog-read-more{align-self:flex-start;padding:.5rem 1.25rem;background-color:transparent;color:var(--primary-color);border:1px solid var(--primary-color);border-radius:20px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .3s ease}.blog-read-more:hover{background-color:var(--primary-color);color:#fff}.blog-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 0}.loading-spinner{width:40px;height:40px;border:3px solid rgba(0,0,0,.1);border-radius:50%;border-top-color:var(--primary-color);animation:spin 1s ease-in-out infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}body.dark-mode .blog-card{background-color:var(--secondary-color)}body.dark-mode .loading-spinner{border-color:#ffffff1a;border-top-color:var(--primary-light)}@media (max-width: 768px){.blog-header h2{font-size:2rem}.blog-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem;padding:0 1rem}}@media (max-width: 480px){.blog-header h2{font-size:1.75rem}.blog-header p{font-size:1rem}.blog-grid{grid-template-columns:1fr}.blog-content h3{font-size:1.2rem}}.landing-page{min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:3rem 2rem;margin:2rem auto;max-width:1200px;width:90%;opacity:0;transform:translateY(20px);transition:all .8s cubic-bezier(.4,0,.2,1);position:relative}.landing-page:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(138,111,255,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,126,179,.1) 0%,transparent 50%);pointer-events:none;z-index:-1}.landing-page.loaded{opacity:1;transform:translateY(0)}.landing-content{max-width:1000px;width:100%;text-align:center;position:relative;z-index:1}.landing-header h1{font-size:4.5rem;margin-bottom:1rem;background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block;text-shadow:none;letter-spacing:-1px;font-weight:800;line-height:1.1;position:relative}.landing-header h1:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:100px;height:4px;background:var(--gradient-accent);border-radius:2px}.landing-header p{font-size:1.4rem;color:var(--text-secondary);margin-bottom:3rem;max-width:700px;margin-left:auto;margin-right:auto;line-height:1.7;font-weight:400}.greeting-container{margin-bottom:4rem;padding:2.5rem;background:var(--glass-bg);border-radius:20px;backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.greeting-container:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient-accent)}.greeting-container:hover{transform:translateY(-8px);box-shadow:var(--glow-primary),var(--glass-shadow)}.greeting-container h2{margin-bottom:1.5rem;color:var(--text-primary);font-size:1.75rem;font-weight:600;background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;color:transparent}.name-form{display:flex;gap:1rem;max-width:450px;margin:0 auto}.name-form input{flex:1;padding:1rem 1.25rem;border:1px solid var(--border-color);border-radius:12px;background:var(--bg-glass);color:var(--text-primary);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);font-size:1rem;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-soft)}.name-form input::placeholder{color:var(--text-muted)}.name-form input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #8a6fff33,var(--shadow-medium);background:var(--bg-glass-hover)}.name-form button{padding:1rem 2rem;background:var(--gradient-primary);color:#fff;border:none;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-medium);position:relative;overflow:hidden}.name-form button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .6s}.name-form button:hover:before{left:100%}.name-form button:hover{transform:translateY(-2px);box-shadow:var(--glow-primary),var(--shadow-strong)}.features{display:flex;flex-wrap:wrap;gap:2rem;justify-content:center;margin-bottom:4rem}.feature-card{flex:1;min-width:280px;max-width:320px;padding:2.5rem;background:var(--glass-bg);border-radius:20px;backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient-accent)}.feature-card:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.05) 0%,transparent 70%);pointer-events:none;z-index:-1}.feature-card:hover{transform:translateY(-8px);box-shadow:var(--glow-primary),var(--glass-shadow)}.feature-icon{font-size:3rem;display:block;margin-bottom:1.5rem;filter:drop-shadow(0 0 15px rgba(138,111,255,.3));background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;color:transparent}.feature-card h3{margin-bottom:1rem;color:var(--text-primary);font-size:1.5rem;font-weight:600;background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;color:transparent}.feature-card p{color:var(--text-secondary);font-size:1rem;line-height:1.6;margin:0}.get-started-btn{display:inline-block;padding:1.25rem 3rem;font-size:1.2rem;font-weight:700;text-decoration:none;color:#fff;background:var(--gradient-primary);border-radius:50px;box-shadow:var(--shadow-medium);transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;border:none;cursor:pointer}.get-started-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .6s}.get-started-btn:hover:before{left:100%}.get-started-btn:hover{transform:translateY(-4px);box-shadow:var(--glow-primary),var(--shadow-strong);text-decoration:none;color:#fff}.get-started-btn:active{transform:translateY(-2px)}.animate-in{opacity:0;transform:translateY(30px);animation:fadeInUp .8s cubic-bezier(.4,0,.2,1) forwards}.delay-1{animation-delay:.2s}.delay-2{animation-delay:.4s}.delay-3{animation-delay:.6s}.delay-4{animation-delay:.8s}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.landing-page{padding:2rem 1rem}.landing-header h1{font-size:3rem}.landing-header p{font-size:1.2rem}.features{flex-direction:column;align-items:center;gap:1.5rem}.feature-card{min-width:100%;max-width:400px;padding:2rem}.name-form{flex-direction:column;gap:1rem}.name-form button{width:100%}.greeting-container{padding:2rem}.get-started-btn{padding:1rem 2.5rem;font-size:1.1rem}}@media (max-width: 480px){.landing-header h1{font-size:2.5rem}.landing-header p{font-size:1.1rem}.greeting-container h2{font-size:1.5rem}.feature-card{padding:1.5rem}.feature-icon{font-size:2.5rem}.feature-card h3{font-size:1.25rem}.feature-card p{font-size:.95rem}.get-started-btn{padding:.875rem 2rem;font-size:1rem}}#root{width:100%;min-height:100vh}.app-wrapper{width:100%;min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:1rem;box-sizing:border-box;background:var(--gradient-bg-1);position:relative}.app-wrapper:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(102,126,234,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(240,147,251,.1) 0%,transparent 50%);pointer-events:none;z-index:-1}body.dark-mode .app-wrapper:before{background:radial-gradient(circle at 20% 80%,rgba(138,111,255,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,126,179,.1) 0%,transparent 50%)}.app-header{padding:1.5rem 2rem;width:100%;max-width:1200px;border-radius:20px;display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);position:relative;overflow:hidden;z-index:1}.app-header:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--gradient-accent);z-index:2}.logo h1{margin:0;background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;color:transparent;font-size:2rem;font-weight:700;display:flex;align-items:center;gap:.5rem;text-shadow:none;position:relative}.logo-icon{font-size:1.8rem;filter:drop-shadow(0 0 10px rgba(102,126,234,.5))}body.dark-mode .logo-icon{filter:drop-shadow(0 0 10px rgba(138,111,255,.5))}.logo p{margin:0;color:var(--text-secondary);font-size:1rem;font-weight:400}.theme-toggle button{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.9rem;color:#fff;background:var(--gradient-primary);border:none;border-radius:50px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-md);position:relative;overflow:hidden}.theme-toggle button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .6s}.theme-toggle button:hover:before{left:100%}.theme-toggle button:hover{transform:translateY(-3px);box-shadow:var(--glow-primary),var(--shadow-lg)}.app-content{padding:1rem 0;width:100%;max-width:1200px}.main-container{max-width:1200px;margin:0 auto;padding:0 1rem}.tabs{display:flex;gap:.5rem;margin-bottom:2rem;background:var(--glass-bg);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);border-radius:16px;padding:.5rem;border:1px solid var(--glass-border);overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.tabs::-webkit-scrollbar{display:none}.tab{padding:.875rem 1.5rem;background:transparent;border:none;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);color:var(--text-secondary);position:relative;overflow:hidden;white-space:nowrap;min-width:fit-content}.tab:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:var(--gradient-primary);opacity:0;transition:opacity .3s ease;border-radius:inherit;z-index:-1}.tab:hover{color:var(--text-primary);transform:translateY(-2px)}.tab:hover:before{opacity:.1}.tab.active{background:var(--gradient-primary);color:#fff;box-shadow:var(--glow-primary)}.tab.active:before{opacity:1}.tab-content{padding:1rem 0;animation:fadeIn .5s ease-out}.form-section{margin-bottom:2rem;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:20px;padding:2rem;border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);position:relative;overflow:hidden}.form-section:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--gradient-accent)}.form-section-title{font-size:1.25rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-primary);display:flex;align-items:center;gap:.75rem;background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;color:transparent}.form-section-title svg{width:1.25rem;height:1.25rem;filter:drop-shadow(0 0 8px rgba(102,126,234,.5))}body.dark-mode .form-section-title svg{filter:drop-shadow(0 0 8px rgba(138,111,255,.5))}.form-row{display:flex;flex-wrap:wrap;gap:1.5rem;margin-bottom:1.5rem}.form-group{flex:1;min-width:200px}.form-group.full-width{width:100%;flex-basis:100%}.logo-upload-container{margin-top:.5rem}.logo-upload-area{border:2px dashed var(--border-color);border-radius:12px;padding:2rem;text-align:center;transition:all .3s ease;background:var(--bg-glass);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);position:relative;overflow:hidden}.logo-upload-area:hover{border-color:var(--primary-color);background:var(--bg-glass-hover);transform:translateY(-2px)}.logo-input{display:none}.logo-upload-label{display:flex;flex-direction:column;align-items:center;gap:.75rem;cursor:pointer;color:var(--text-secondary);transition:color .3s ease}.logo-upload-label:hover{color:var(--primary-color)}.logo-upload-label svg{filter:drop-shadow(0 0 8px rgba(102,126,234,.3))}body.dark-mode .logo-upload-label svg{filter:drop-shadow(0 0 8px rgba(138,111,255,.3))}.logo-upload-label span{font-weight:500;font-size:1rem}.logo-upload-label small{font-size:.85rem;color:var(--text-muted)}.logo-preview{position:relative;display:inline-block;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-md)}.logo-image{max-width:200px;max-height:100px;object-fit:contain;display:block}.remove-logo-btn{position:absolute;top:.5rem;right:.5rem;background:var(--error-color);color:#fff;border:none;border-radius:50%;width:24px;height:24px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;box-shadow:var(--shadow-sm)}.remove-logo-btn:hover{background:#e53e3e;transform:scale(1.1);box-shadow:var(--glow-error)}.invoice-items{margin:1.5rem 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#f0f0f0}.company-info h2{color:var(--primary-color);margin-bottom:.75rem;font-size:1.75rem;font-weight:700}.company-info p{margin:.25rem 0;color:#666;font-size:.95rem}.company-logo{margin-bottom:1rem}.company-logo img{max-height:80px;max-width:200px;object-fit:contain}.invoice-info{text-align:right}.invoice-info h1{color:var(--primary-color);margin-bottom:1rem;font-size:2.5rem;font-weight:800}.invoice-info p{margin:.5rem 0;color:#666;font-size:1rem}.preview-client-info{margin-bottom:2rem;padding:1.5rem;background:#f8f9fa;border-radius:12px;border-left:4px solid var(--primary-color)}.preview-client-info h3{color:var(--primary-color);margin-bottom:.75rem;font-size:1.25rem}.preview-client-info p{margin:.25rem 0;color:#666}.preview-items{margin-bottom:2rem}.preview-items table{width:100%;border-collapse:collapse;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm)}.preview-items th{background:var(--gradient-primary);color:#fff;padding:1rem;text-align:left;font-weight:600;font-size:.95rem}.preview-items td{padding:1rem;border-bottom:1px solid #e0e0e0;color:#333}.preview-items tr:hover{background:#f8f9fa}.empty-items{text-align:center;padding:3rem 0;color:#999;font-style:italic;font-size:1.1rem}.preview-summary{margin-left:auto;width:45%;margin-bottom:2rem;padding:1.5rem;background:#f8f9fa;border-radius:12px;border:1px solid #e0e0e0}.summary-row{display:flex;justify-content:space-between;padding:.75rem 0;font-size:1rem;border-bottom:1px solid #e0e0e0}.summary-row:last-child{border-bottom:none}.summary-row.total{font-weight:700;font-size:1.5rem;margin-top:1rem;padding-top:1rem;border-top:3px solid var(--primary-color);color:var(--primary-color)}.preview-footer{text-align:center;margin-top:2rem;padding-top:1.5rem;border-top:2px solid #e0e0e0;color:#666;font-style:italic}.action-buttons{display:flex;gap:1rem;margin-top:2rem;justify-content:center}.app-footer{margin-top:3rem;padding:2rem 0;border-top:1px solid var(--border-color);background:var(--glass-bg);backdrop-filter:var(--glass-blur-light);-webkit-backdrop-filter:var(--glass-blur-light);border-radius:20px 20px 0 0;border:1px solid var(--glass-border);border-bottom:none}.footer-content{max-width:1200px;margin:0 auto;padding:0 1rem;display:flex;justify-content:space-between;align-items:center}.footer-links{display:flex;gap:2rem}.footer-links a{color:var(--text-secondary);text-decoration:none;font-size:.9rem;transition:all .3s ease;position:relative}.footer-links a:hover{color:var(--primary-color);transform:translateY(-2px)}.footer-links a:after{content:"";position:absolute;width:0;height:2px;bottom:-4px;left:0;background:var(--gradient-accent);transition:width .3s ease}.footer-links a:hover:after{width:100%}@media (max-width: 768px){.app-wrapper{padding:.5rem}.form-row{flex-direction:column;gap:1.25rem}.preview-header{flex-direction:column;gap:1.5rem}.preview-company-info,.preview-client-info,.preview-summary{max-width:100%;width:100%}.invoice-item{flex-direction:column;padding:1.5rem 1rem 1rem}.invoice-item-remove{top:.5rem;right:.5rem}.form-group{min-width:100%}.tabs{overflow-x:auto;padding-bottom:1rem;margin-bottom:1rem}.tab{padding:.75rem 1.25rem;white-space:nowrap}.app-header{flex-direction:column;text-align:center;gap:1rem;padding:1.5rem;margin-bottom:1rem}.logo h1{justify-content:center;font-size:1.75rem}.theme-toggle{width:100%;max-width:200px}.theme-toggle button{width:100%}.preview-items table{display:block;overflow-x:auto;font-size:.9rem}.preview-actions{flex-direction:column;gap:.75rem}.preview-actions button{width:100%}.footer-content{flex-direction:column;gap:1rem;text-align:center;padding:1.5rem 0}.footer-links{justify-content:center;flex-wrap:wrap;gap:1rem}.form-section{padding:1.5rem}}@media (max-width: 480px){.form-section-title{font-size:1.1rem;margin-bottom:1rem}.invoice-summary{padding:1.5rem}.summary-row.total{font-size:1.25rem}.app-header h1{font-size:1.5rem}.app-header p{font-size:.9rem}.invoice-item{padding:1.25rem .75rem .75rem}.form-section{margin-bottom:1.5rem;padding:1rem}input,select,textarea{padding:.75rem 1rem}.logo-upload-area{padding:1.5rem}.tabs{padding:.25rem}.tab{padding:.625rem 1rem;font-size:.9rem}}@media (max-width: 360px){.app-wrapper{padding:.25rem}.form-section{padding:.75rem}.logo-upload-area{padding:1rem}.tab{padding:.5rem .75rem;font-size:.85rem}}.app-layout{display:flex;flex-direction:column;min-height:100vh;width:100%;max-width:1200px;margin:2rem auto;padding:2rem;border-radius:var(--border-radius-lg)}.app-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem;margin-bottom:2rem;border-radius:var(--border-radius);width:100%;background:linear-gradient(to right,var(--primary-dark),var(--primary-color));box-shadow:var(--glass-shadow),var(--glow-primary);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border)}.logo h1{margin:0;font-size:2rem;font-weight:700}.logo p{margin:0;font-size:.9rem;opacity:.9}.theme-toggle button{border:none;cursor:pointer}.main-container{flex:1;padding:2rem;border-radius:var(--border-radius);margin-bottom:2rem;background-color:#1e1e3c66;box-shadow:var(--glass-shadow);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border)}.tabs{display:flex;gap:1rem;margin-bottom:2rem}.tab{padding:.8rem 1.5rem;font-weight:500;font-size:1rem}.tab.active{background:linear-gradient(135deg,var(--primary-color),var(--primary-light));color:#fff;box-shadow:0 8px 20px #6e8efb66}.tab-content{min-height:400px}.app-footer{padding:1.5rem 2rem;border-radius:var(--border-radius);margin-top:auto;background-color:#14142899;box-shadow:var(--glass-shadow);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border)}.footer-content{display:flex;justify-content:space-between;align-items:center}.footer-links{display:flex;gap:1.5rem}.footer-links a{color:var(--primary-light);text-decoration:none;font-size:.9rem;transition:all .3s ease}.footer-links a:hover{color:var(--accent-color);text-shadow:0 0 8px var(--glow-accent)}body{font-family:Inter,sans-serif;background:var(--gradient-bg-3);background-size:400% 400%;animation:gradient-shift 15s ease infinite;color:var(--text-color);transition:all .3s ease;margin:0;padding:0;min-height:100vh}body.light-mode{background:linear-gradient(135deg,#f5f7ff,#e0e6ff);color:#333}body.light-mode .app-header{background:linear-gradient(to right,#6e8efb,#a777e3)}body.light-mode .main-container{background-color:#fffc;box-shadow:0 8px 32px #1f268733}body.light-mode .tab{color:#555}body.light-mode .tab:hover,body.light-mode .tab.active{color:#6e8efb}body.light-mode .app-footer{background-color:#ffffffb3;border-top:1px solid rgba(255,255,255,.18)}body.light-mode .footer-content{color:#555}body.light-mode .footer-links a{color:#6e8efb}body.light-mode .footer-links a:hover{color:#a777e3}body.light-mode .form-container,body.light-mode .invoice-item,body.light-mode .invoice-summary{background-color:#ffffffb3;border:1px solid rgba(255,255,255,.18)}body.light-mode .form-group input,body.light-mode .form-group select,body.light-mode .form-group textarea,body.light-mode .discount-group input,body.light-mode .discount-group select{background-color:#ffffffe6;color:#333;border-color:#6e8efb4d}@media (max-width: 768px){.app-layout{padding:1rem;margin:1rem auto}.app-header,.footer-content{flex-direction:column;gap:1rem;text-align:center}}