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768px){.mobile-menu-btn{display:block}.nav{position:fixed;top:60px;left:0;right:0;background:var(--bg-card);flex-direction:column;padding:2rem;gap:1.5rem;transform:translate(-100%);transition:transform .3s;border-bottom:1px solid var(--border-color);box-shadow:0 10px 30px #0000004d}.nav-open{transform:translate(0)}.nav a{width:100%;text-align:center;padding:.75rem;border-radius:.5rem}.nav a:hover{background:var(--bg-dark)}}.footer{background:var(--bg-darker);color:var(--text-secondary);padding:3rem 0;margin-top:5rem;border-top:1px solid var(--border-color)}.footer-content{text-align:center}.footer-content p{margin-bottom:.5rem;opacity:.8;font-size:.9rem;line-height:1.6}@media (max-width: 768px){.footer{padding:2rem 0}.footer-content p{font-size:.85rem}}.hero{position:relative;background:linear-gradient(135deg,#1e293b,#0f172a);color:#fff;padding:8rem 0 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0;background:var(--bg-dark)}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2.5rem;margin-top:3rem}.step{text-align:center}.step-number{width:70px;height:70px;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.75rem;font-weight:700;margin:0 auto 1.5rem;box-shadow:0 8px 16px #8b5cf64d}.step h3{font-size:1.25rem;margin-bottom:.75rem;color:var(--text-primary);font-weight:600}.step p{color:var(--text-muted);line-height:1.6}@media (max-width: 768px){.hero{padding:5rem 0 4rem}.hero-title{font-size:2.25rem}.hero-subtitle{font-size:1.1rem}.section-title{font-size:2rem;margin-bottom:3rem}.features-grid{grid-template-columns:1fr;gap:1.5rem}.steps{grid-template-columns:1fr;gap:2rem}.feature-card{padding:2rem}}.auth-page{min-height:calc(100vh - 200px);display:flex;align-items:center;justify-content:center;padding:2rem 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.3s;position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary-color) 0%,var(--secondary-color) 100%)}.stat-card:hover{transform:translateY(-4px);border-color:var(--primary-color);box-shadow:0 10px 30px #8b5cf633}.stat-icon{font-size:2rem;color:var(--primary-color);margin-bottom:1rem}.stat-label{color:var(--text-muted);font-size:.9rem;margin-bottom:.5rem;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:2.25rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.donations-section{margin-top:3rem}.donations-section .section-title{font-size:1.5rem;margin-bottom:1.5rem;color:var(--text-primary);display:flex;align-items:center;gap:.75rem;font-weight:600}.donations-section .section-title svg{color:var(--primary-color)}.donations-list{background:var(--bg-card);border-radius:1rem;border:1px solid var(--border-color);overflow:hidden}.donation-item{padding:1.25rem 1.5rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;transition:background .3s}.donation-item:hover{background:var(--bg-dark)}.donation-item:last-child{border-bottom:none}.donation-amount{font-size:1.5rem;font-weight:700;color:var(--success-color)}.donation-info{display:flex;flex-direction:column;gap:.5rem}.donation-platform{color:var(--text-muted);font-size:.9rem}.donation-date{color:var(--text-muted);font-size:.85rem}.empty-state{text-align:center;padding:4rem 2rem;background:var(--bg-card);border-radius:1rem;border:1px solid var(--border-color);color:var(--text-muted)}.empty-state svg{font-size:3rem;color:var(--text-muted);margin-bottom:1rem;opacity:.5}.empty-state p{font-size:1.1rem}@media (max-width: 768px){.cabinet-container{padding:0 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var(--border-color);transition:all .3s}.tariff-card:hover{border-color:var(--primary-color);transform:translateY(-4px);box-shadow:0 10px 30px #8b5cf633}.tariff-name{font-size:1.5rem;font-weight:700;margin-bottom:.75rem;color:var(--text-primary)}.tariff-price{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1rem}.tariff-features{list-style:none;margin-top:1.5rem}.tariff-features li{padding:.75rem 0;color:var(--text-secondary);display:flex;align-items:center;gap:.75rem}.tariff-features li:before{content:"✓";color:var(--success-color);font-weight:700;font-size:1.2rem}@media (max-width: 768px){.page-container{padding:0 16px;margin:2rem auto}.page-title{font-size:2rem}.page-content,.tariff-card{padding:1.5rem}}.app{min-height:100vh;display:flex;flex-direction:column}main{flex:1}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #8b5cf6;--primary-dark: #7c3aed;--primary-light: #a78bfa;--secondary-color: #6366f1;--accent-color: #ec4899;--bg-dark: #0f172a;--bg-darker: #020617;--bg-card: #1e293b;--bg-card-hover: #334155;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--border-color: #334155;--border-light: #475569;--success-color: #10b981;--error-color: #ef4444;--warning-color: #f59e0b}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text-primary);line-height:1.6;background:var(--bg-dark);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 20px}.btn-primary{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff;padding:.75rem 1.5rem;border-radius:.75rem;border:none;cursor:pointer;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;transition:all .3s;box-shadow:0 4px 6px #8b5cf64d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 12px #8b5cf666}.btn-large{padding:1rem 2rem;font-size:1.1rem;border-radius:.75rem;text-decoration:none;font-weight:600;transition:all .3s;display:inline-flex;align-items:center;gap:.5rem;border:none;cursor:pointer}.btn-outline{background:transparent;color:var(--text-primary);border:2px solid var(--primary-color)}.btn-outline:hover{background:var(--primary-color);color:#fff;transform:translateY(-2px)}@media (max-width: 768px){.container{padding:0 16px}.btn-large{padding:.875rem 1.5rem;font-size:1rem}}