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h3{font-size:1.4rem;font-weight:600;margin-bottom:16px;color:#1e293b}.pillar p{color:#64748b;line-height:1.6}.solutions-section{padding:100px 0;background:#fff}.solutions-section h2{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:24px;color:#1e293b}.solutions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:32px;margin-top:60px;align-items:stretch}.solution-card{background:#fff;border-radius:16px;padding:32px;box-shadow:0 4px 12px #00000014;border:2px solid #f1f5f9;transition:all .3s ease;height:100%;display:flex;flex-direction:column}.solution-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px #00000026;border-color:#4caf50}.solution-card.featured{border-color:#4caf50;background:linear-gradient(135deg,#f0fdf4,#fff);transform:scale(1.02)}.solution-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.solution-header 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#00000026}.stat-number{font-size:2.5rem;font-weight:700;color:#fff;margin-bottom:.5rem}.stat-label{font-size:.9rem;color:#fff;opacity:.8;text-transform:uppercase;letter-spacing:1px}.controls-section{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:2rem;gap:2rem;flex-wrap:wrap}.search-box{flex:1;min-width:300px}.search-input{width:100%;padding:1rem 1.5rem;border:none;border-radius:8px;background:#fffffff2;backdrop-filter:blur(10px);font-size:1rem;box-shadow:0 4px 12px #4caf5033;transition:all .3s ease;border:2px solid transparent}.search-input:focus{outline:none;transform:translateY(-2px);box-shadow:0 6px 20px #4caf504d;border-color:#4caf50}.filter-controls{display:flex;gap:1.5rem;align-items:flex-end}.filter-group{display:flex;flex-direction:column;gap:.5rem}.filter-group label{color:#fff;font-size:.9rem;font-weight:500;opacity:.9}.filter-select{padding:.75rem 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h2{margin-bottom:1.5rem;color:#fff}.connect-btn{background:linear-gradient(135deg,#4caf50,#45a049);color:#fff;border:none;padding:1rem 2rem;border-radius:50px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #0003}.connect-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px #0000004d}.connect-btn:disabled{opacity:.7;cursor:not-allowed}.connected-status{background:linear-gradient(135deg,#28a745,#20c997);padding:1rem 2rem;border-radius:50px;font-weight:700;text-align:center;box-shadow:0 4px 15px #0003}.error-message{background:linear-gradient(135deg,#dc3545,#c82333);padding:1rem 2rem;border-radius:15px;margin-top:1rem;font-weight:500}.data-section{margin-bottom:3rem}.data-section h2{color:#fff;margin-bottom:1rem;font-size:2rem}.data-section>p{margin-bottom:2rem;font-size:1.1rem;opacity:.9}.data-block{background:#fffffff2;border-radius:15px;padding:2rem;margin-bottom:2rem;color:#333;box-shadow:0 8px 25px #0000001a}.data-block h3{color:#2c3e50;margin-bottom:1rem;font-size:1.3rem;border-bottom:2px solid #3498db;padding-bottom:.5rem}.code-block{background:#2d3748;color:#e2e8f0;padding:1.5rem;border-radius:10px;font-family:Consolas,Monaco,Courier New,monospace;font-size:.9rem;line-height:1.6;overflow-x:auto;border:1px solid #4a5568;box-shadow:inset 0 2px 10px #0003}.metrics-explanation{margin-top:1.5rem;padding:1rem;background:#f8f9fa;border-radius:10px;border-left:4px solid #28a745}.metrics-explanation p{margin-bottom:.5rem;font-weight:700;color:#2c3e50}.metrics-explanation ul{margin:0;padding-left:1.5rem}.metrics-explanation li{margin-bottom:.5rem;color:#495057}.transaction-section{margin-bottom:3rem}.transaction-section h2{color:#fff;margin-bottom:1rem;font-size:2rem}.transaction-section>p{margin-bottom:2rem;font-size:1.1rem;opacity:.9}.transaction-block{background:#fffffff2;border-radius:15px;padding:2rem;margin-bottom:2rem;box-shadow:0 8px 25px #0000001a}.transaction-explanation{background:#fffffff2;border-radius:15px;padding:2rem;color:#333;box-shadow:0 8px 25px #0000001a}.transaction-explanation h3{color:#2c3e50;margin-bottom:1rem;border-bottom:2px solid #9b59b6;padding-bottom:.5rem}.transaction-explanation ul{padding-left:1.5rem}.transaction-explanation li{margin-bottom:.8rem;color:#495057;line-height:1.5}.benefits-section{margin-bottom:3rem}.benefits-section h2{color:#fff;text-align:center;margin-bottom:2rem;font-size:2rem}.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.benefit-card{background:#fffffff2;border-radius:20px;padding:2rem;text-align:center;color:#333;transition:all .3s ease;box-shadow:0 8px 25px #0000001a}.benefit-card:hover{transform:translateY(-5px);box-shadow:0 15px 35px #00000026}.benefit-icon{font-size:3rem;margin-bottom:1rem}.benefit-card h3{color:#2c3e50;margin-bottom:1rem;font-size:1.3rem}.benefit-card p{color:#495057;line-height:1.6}.implementation-section{background:#ffffff1a;backdrop-filter:blur(10px);border-radius:20px;padding:2rem;border:1px solid rgba(255,255,255,.2)}.implementation-section h2{color:#fff;text-align:center;margin-bottom:2rem;font-size:2rem}.implementation-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.impl-card{background:#fffffff2;border-radius:15px;padding:2rem;color:#333;box-shadow:0 8px 25px #0000001a}.impl-card h3{color:#2c3e50;margin-bottom:1.5rem;font-size:1.3rem;border-bottom:2px solid #e74c3c;padding-bottom:.5rem}.impl-card ul{padding-left:1.5rem}.impl-card li{margin-bottom:.8rem;color:#495057;line-height:1.5}@media (max-width: 768px){.blockchain-demo-page{padding:1rem}.demo-header h1{font-size:2.5rem}.benefits-grid,.implementation-grid{grid-template-columns:1fr}.data-block,.wallet-section,.transaction-block,.transaction-explanation,.implementation-section{padding:1.5rem}.code-block{font-size:.8rem}}.app{display:flex;flex-direction:column;min-height:100vh}.admin-version-footer{position:fixed;bottom:10px;right:10px;z-index:1000;display:flex;flex-direction:column;gap:8px;transition:opacity .3s ease}.main-content{flex:1;padding:2rem 1rem;max-width:1200px;margin:0 auto;width:100%}.container{border-radius:var(--border-radius);box-shadow:var(--box-shadow);padding:2rem;margin-bottom:2rem}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem;margin-top:2rem}.card{background:#fff;border-radius:var(--border-radius);box-shadow:var(--box-shadow);padding:1.5rem;transition:transform .2s ease-in-out}.card:hover{transform:translateY(-5px)}.btn{background-color:var(--primary-color);color:var(--text-light);border:none;border-radius:var(--border-radius);padding:.75rem 1.5rem;font-size:1rem;cursor:pointer;transition:background-color .2s,transform .1s}.btn:hover{background-color:#1b5e20;transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-secondary{background-color:var(--secondary-color)}.btn-secondary:hover{background-color:#004d40}.btn-outline{background-color:transparent;border:2px solid var(--primary-color);color:var(--primary-color)}.btn-outline:hover{background-color:var(--primary-color);color:var(--text-light)}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.5rem;font-weight:500}.form-control{width:100%;padding:.75rem;font-size:1rem;border:1px solid #ddd;border-radius:var(--border-radius)}.form-control:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #2e7d3233}.alert{padding:1rem;border-radius:var(--border-radius);margin-bottom:1rem}.alert-success{background-color:#e8f5e9;color:var(--success-color)}.alert-warning{background-color:#fff8e1;color:var(--warning-color)}.alert-error{background-color:#ffebee;color:var(--error-color)}.sustainability-score{font-size:2.5rem;font-weight:700;text-align:center}.score-excellent{color:#2e7d32}.score-good{color:#689f38}.score-average{color:#f9a825}.score-poor{color:#f57f17}.score-bad{color:#d32f2f}@media (max-width: 768px){.dashboard-grid{grid-template-columns:1fr}.main-content{padding:1rem}.container{padding:1.5rem}}