*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#667eea,#764ba2);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;min-height:100vh}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}:root{--primary-color:#4f46e5;--secondary-color:#ec4899;--success-color:#10b981;--warning-color:#f59e0b;--danger-color:#ef4444;--text-dark:#1f2937;--text-light:#6b7280;--bg-white:#fff;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px #0000001a;--shadow-lg:0 10px 15px #0000001a;--shadow-xl:0 20px 25px #00000026}.header{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff2;border-bottom:1px solid #0000000d;box-shadow:0 4px 6px #0000001a;position:-webkit-sticky;position:sticky;top:0;z-index:100}.header-container{justify-content:space-between;margin:0 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#0000001a;transform:translateY(-4px)}.stat-icon{font-size:2.5rem}.stat-content{text-align:left}.stat-value{color:var(--text-dark);font-size:2rem;font-weight:700;line-height:1}.stat-label{color:var(--text-light);font-size:.9rem;margin-top:.25rem}.cta-button{align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50px;box-shadow:0 4px 15px #667eea66;color:#fff;display:inline-flex;font-size:1.1rem;font-weight:600;gap:.75rem;padding:1rem 2.5rem;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1)}.cta-button:hover{box-shadow:0 8px 25px #667eea80;transform:translateY(-2px)}.cta-arrow{transition:transform .3s ease}.cta-button:hover .cta-arrow{transform:translateX(4px)}.features-section{padding:2rem 0}.section-title{color:#fff;font-size:2.5rem;font-weight:700;margin-bottom:3rem;text-align:center;text-shadow:0 2px 10px #0003}.features-grid{grid-gap:2rem;display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.feature-card{background:#fffffff2;border-radius:16px;box-shadow:0 4px 6px #0000001a;padding:2rem;text-align:center;transition:all .3s cubic-bezier(.4,0,.2,1)}.feature-card:hover{box-shadow:0 12px 24px #00000026;transform:translateY(-8px)}.feature-icon{font-size:3.5rem;margin-bottom:1rem}.feature-title{color:var(--text-dark);font-size:1.5rem;font-weight:700;margin-bottom:1rem}.feature-description{color:var(--text-light);font-size:1rem;line-height:1.6}@media (max-width:768px){.hero-section{padding:3rem 1.5rem}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.1rem}.hero-stats{grid-template-columns:1fr}.section-title{font-size:2rem}.features-grid{grid-template-columns:1fr}}.message-card{background:#fff;border-left:4px solid;border-radius:12px;box-shadow:0 4px 6px #0000001a;overflow:hidden;padding:1.5rem;position:relative;transition:all .3s cubic-bezier(.4,0,.2,1)}.message-card:before{background:linear-gradient(90deg,#0000,#667eea4d,#0000);content:"";height:2px;left:0;position:absolute;right:0;top:0;transform:translateX(-100%);transition:transform .5s ease}.message-card:hover{box-shadow:0 12px 20px #00000026;transform:translateY(-4px)}.message-card:hover:before{transform:translateX(100%)}.message-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:1rem}.message-language{border-radius:20px;color:#fff;display:inline-block;font-size:.85rem;font-weight:600;letter-spacing:.5px;padding:.4rem 1rem;text-transform:uppercase}.message-actions{display:flex;gap:.5rem}.action-btn{align-items:center;background:#0000000d;border:none;border-radius:8px;cursor:pointer;display:flex;font-size:1.1rem;height:36px;justify-content:center;transition:all .3s 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#0000001a;display:flex;justify-content:space-between;margin-bottom:2rem;padding:2rem}.page-title{color:var(--text-dark);font-size:2.5rem;font-weight:700;margin:0}.page-subtitle{color:var(--text-light);font-size:1.1rem;margin:.5rem 0 0}.btn-add{align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:12px;box-shadow:0 4px 15px #667eea66;color:#fff;cursor:pointer;display:flex;font-size:1rem;font-weight:600;gap:.5rem;padding:1rem 2rem;transition:all .3s cubic-bezier(.4,0,.2,1)}.btn-add:hover{box-shadow:0 8px 20px #667eea80;transform:translateY(-2px)}.btn-icon{font-size:1.2rem}.loading-container{align-items:center;color:#fff;display:flex;flex-direction:column;justify-content:center;padding:4rem 2rem}.loading-spinner{animation:spin 1s linear infinite;border:4px solid #ffffff4d;border-radius:50%;border-top-color:#fff;height:50px;margin-bottom:1rem;width:50px}@keyframes spin{to{transform:rotate(1turn)}}.empty-state{background:#fffffff2;border-radius:16px;box-shadow:0 4px 6px #0000001a;padding:4rem 2rem;text-align:center}.empty-icon{font-size:5rem;margin-bottom:1rem}.empty-state h2{color:var(--text-dark);font-size:2rem;margin-bottom:.5rem}.empty-state p{color:var(--text-light);font-size:1.1rem;margin-bottom:2rem}.messages-grid{grid-gap:2rem;display:grid;gap:2rem;grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.modal-overlay{align-items:center;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0009;bottom:0;display:flex;justify-content:center;left:0;padding:1rem;position:fixed;right:0;top:0;z-index:1000}.modal-content{background:#fff;border-radius:20px;box-shadow:0 20px 60px #0000004d;max-height:90vh;max-width:500px;overflow-y:auto;width:100%}.modal-header{align-items:center;border-bottom:1px solid #0000000d;display:flex;justify-content:space-between;padding:2rem 2rem 1rem}.modal-header h2{color:var(--text-dark);font-size:1.75rem;margin:0}.modal-close{align-items:center;background:#0000000d;border:none;border-radius:8px;color:var(--text-light);cursor:pointer;display:flex;font-size:1.5rem;height:36px;justify-content:center;transition:all .3s ease;width:36px}.modal-close:hover{background:#ef44441a;color:var(--danger-color)}.message-form{padding:2rem}.form-group{margin-bottom:1.5rem}.form-group label{color:var(--text-dark);display:block;font-size:.95rem;font-weight:600;margin-bottom:.5rem}.form-group input{border:2px solid #0000001a;border-radius:10px;font-family:inherit;font-size:1rem;padding:.875rem 1rem;transition:all .3s ease;width:100%}.form-group input:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #4f46e51a;outline:none}.color-picker{display:flex;flex-wrap:wrap;gap:.75rem}.color-option{border:3px solid #0000;border-radius:10px;cursor:pointer;height:40px;position:relative;transition:all .3s ease;width:40px}.color-option:hover{transform:scale(1.1)}.color-option.selected{border-color:var(--text-dark);box-shadow:0 0 0 2px #fff,0 0 0 4px var(--text-dark)}.modal-actions{display:flex;gap:1rem;margin-top:2rem}.btn-primary,.btn-secondary{border:none;border-radius:10px;cursor:pointer;flex:1 1;font-size:1rem;font-weight:600;padding:1rem;transition:all .3s cubic-bezier(.4,0,.2,1)}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);box-shadow:0 4px 15px #667eea66;color:#fff}.btn-primary:hover{box-shadow:0 8px 20px #667eea80;transform:translateY(-2px)}.btn-secondary{background:#0000000d;color:var(--text-dark)}.btn-secondary:hover{background:#0000001a}@media (max-width:768px){.page-header{align-items:flex-start;flex-direction:column;gap:1.5rem}.btn-add{justify-content:center;width:100%}.messages-grid{grid-template-columns:1fr}.modal-content{margin:1rem}.modal-actions{flex-direction:column}}.app{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1 1;margin:0 auto;max-width:1200px;padding:2rem 1rem;width:100%}@media (max-width:768px){.main-content{padding:1rem .5rem}}