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svg{transform:scale(1.1);color:#ed1c24}.file-selected{color:#036;font-weight:700;font-size:1.1rem;display:flex;align-items:center;justify-content:center;gap:8px}.file-selected:before{content:"✓";display:inline-block;width:30px;height:30px;background:#ed1c24;color:#fff;border-radius:50%;line-height:30px;font-size:18px}.browse-button{background:linear-gradient(135deg,#ed1c24,#bd0f16);color:#fff;border:none;padding:14px 32px;border-radius:10px;font-size:1rem;font-weight:600;margin-top:10px;transition:all .3s;cursor:pointer;display:inline-block;box-shadow:0 4px 15px #ed1c244d}.browse-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ed1c2466}.bank-selection{margin-top:35px;padding:25px 20px;background:linear-gradient(135deg,#f8f9fa,#fff);border-radius:16px;border:2px solid #e8eef3}.bank-selection h3{margin-bottom:15px;color:#172b4d;font-size:1.2rem;font-weight:700}.bank-grid{display:grid;grid-template-columns:1fr;gap:15px}.bank-button{padding:20px 18px;border:3px solid #e8eef3;border-radius:12px;background:#fff;text-align:left;transition:all .3s;cursor:pointer;display:block;width:100%;position:relative;overflow:hidden}.bank-button:before{content:"";position:absolute;top:0;left:0;width:5px;height:100%;background:#0052cc;transform:scaleY(0);transition:transform .3s ease}.bank-button:hover{border-color:#2684ff;box-shadow:0 4px 15px #0052cc26;transform:translateY(-2px)}.bank-button:hover:before{transform:scaleY(1)}.bank-button.selected{border-color:#0052cc;background:linear-gradient(135deg,#e3f2fd,#fff);box-shadow:0 6px 20px #0052cc33}.bank-button.selected:before{transform:scaleY(1)}.bank-icon{font-size:2rem;margin-bottom:10px}.bank-name{font-weight:700;font-size:1rem;margin-bottom:5px;color:#172b4d}.bank-button.selected .bank-name{color:#0052cc}.bank-format{font-size:.85rem;color:#5e6c84}.upload-button{width:100%;margin-top:30px;padding:16px;background:linear-gradient(135deg,#ed1c24,#bd0f16);color:#fff;border:none;border-radius:12px;font-size:1.1rem;font-weight:700;transition:all .3s;cursor:pointer;box-shadow:0 6px 20px #ed1c244d;position:relative;overflow:hidden}.upload-button:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#fff3;transform:translate(-50%,-50%);transition:width .6s,height .6s}.upload-button:hover:before{width:400px;height:400px}.upload-button:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 8px 25px #ed1c2466}.upload-button:disabled{opacity:.7;cursor:not-allowed;transform:none}.spinner{display:inline-block;width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite;margin-right:10px}.features{display:flex;flex-direction:column;gap:12px;margin-top:35px;padding:25px 20px;background:linear-gradient(135deg,#ed1c240f,#0033660f);border-radius:12px;border:1px solid rgba(0,51,102,.12)}.feature-item{display:flex;align-items:center;padding:0;color:#172b4d;font-size:.95rem;font-weight:500}.feature-item:before{content:"✓";display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;background:#ed1c24;color:#fff;border-radius:50%;margin-right:12px;font-size:14px;font-weight:700;flex-shrink:0}.upload-button:focus-visible,.browse-button:focus-visible,.back-button:focus-visible{outline:3px solid rgba(237,28,36,.28);outline-offset:2px}@media (min-width: 768px){.upload-page{padding:40px 30px 60px}.header-content{flex-direction:row;gap:25px}.header-icon{width:80px;height:80px}.header-icon svg{width:45px;height:45px}.header-text{text-align:left}.header-text h1{font-size:2.5rem}.header-text .subtitle{font-size:1.15rem}.upload-content{padding:45px 40px}.step-item span{font-size:14px}.step-circle{width:50px;height:50px}.drop-zone{padding:60px 30px}.drop-zone svg{width:80px;height:80px}.bank-grid{grid-template-columns:repeat(2,1fr);gap:18px}.bank-button{padding:22px 20px}.features{flex-direction:row;flex-wrap:wrap;justify-content:space-between;padding:30px 25px}.feature-item{flex:0 0 48%}}@media (min-width: 1024px){.upload-page{padding:60px 40px 80px}.header-icon{width:90px;height:90px}.header-icon svg{width:50px;height:50px}.header-text h1{font-size:2.75rem}.header-text .subtitle{font-size:1.2rem}.upload-content{padding:50px 45px}.steps-indicator{margin-bottom:50px}.step-item{max-width:150px}.drop-zone{padding:70px 40px;border-width:4px}.browse-button{padding:16px 40px;font-size:1.1rem}.bank-selection{padding:30px 25px}.bank-selection h3{font-size:1.3rem}.bank-grid{grid-template-columns:repeat(3,1fr);gap:20px}.upload-button{padding:18px;font-size:1.15rem;margin-top:35px}.features{gap:15px;padding:30px}.feature-item{flex:0 0 32%;font-size:1rem}}.advanced-analytics-page{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2)}.header{background:#fff;box-shadow:0 1px 3px #0000001a;border-bottom:1px solid #e5e7eb}.header-content{max-width:100%;padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between}.header-left{display:flex;align-items:center;gap:1rem}.icon-container{width:2rem;height:2rem;border-radius:.5rem;display:flex;align-items:center;justify-content:center;color:#fff}.analytics-icon{background-color:#8b5cf6}.icon-container svg{width:1.25rem;height:1.25rem}.header h1{font-size:1.5rem;font-weight:700;color:#111827;margin:0}.header-actions{display:flex;gap:.75rem}.btn-secondary{padding:.5rem 1rem;background:#fff;border:1px solid #d1d5db;color:#374151;border-radius:.5rem;cursor:pointer;font-weight:500;transition:all .2s}.btn-secondary:hover{background:#f9fafb}.analytics-content{max-width:100%;padding:1.5rem}.section-title{font-size:1.5rem;font-weight:700;color:#fff;margin-bottom:1.5rem}.stats-section{margin-bottom:2rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.stat-card{background:#fff;border-radius:1rem;padding:1.5rem;display:flex;align-items:center;gap:1rem;box-shadow:0 4px 6px #0000001a;transition:transform .2s}.stat-card:hover{transform:translateY(-4px)}.stat-icon{width:3rem;height:3rem;border-radius:.75rem;display:flex;align-items:center;justify-content:center;font-size:1.5rem}.stat-icon.blue{background:#dbeafe}.stat-icon.green{background:#d1fae5}.stat-icon.purple{background:#ede9fe}.stat-icon.orange{background:#fed7aa}.stat-details{flex:1}.stat-label{font-size:.875rem;color:#6b7280;margin-bottom:.25rem}.stat-value{font-size:1.5rem;font-weight:700;color:#111827;margin:0}.outliers-section{margin-bottom:2rem}.outliers-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem}.outlier-card{background:#fff;border-radius:1rem;padding:1.25rem;box-shadow:0 4px 6px #0000001a;border-left:4px solid #EF4444}.outlier-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.outlier-badge{background:#fee2e2;color:#dc2626;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:600}.outlier-amount{font-size:1.25rem;font-weight:700;color:#ef4444}.outlier-description{color:#374151;margin-bottom:.75rem;font-size:.875rem}.outlier-meta{display:flex;gap:1rem;font-size:.75rem;color:#6b7280}.no-data{background:#fff;border-radius:1rem;padding:2rem;text-align:center;color:#6b7280}.patterns-section{margin-bottom:2rem}.charts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:1.5rem}.chart-container{background:#fff;border-radius:1rem;padding:1.5rem;box-shadow:0 4px 6px #0000001a}.chart-container.full-width{grid-column:1 / -1}.chart-title{font-size:1.125rem;font-weight:600;color:#111827;margin-bottom:1rem}.chart-wrapper{height:300px;position:relative}.frequency-section{margin-bottom:2rem}.frequency-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}.frequency-card{background:#fff;border-radius:1rem;padding:1.25rem;box-shadow:0 4px 6px #0000001a}.frequency-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:.75rem;border-bottom:2px solid #E5E7EB}.merchant-name{font-weight:600;color:#111827;font-size:1rem}.transaction-count{background:#dbeafe;color:#1d4ed8;padding:.25rem .75rem;border-radius:9999px;font-size:.875rem;font-weight:600}.frequency-stats{display:flex;justify-content:space-between}.stat-item{display:flex;flex-direction:column;gap:.25rem}.stat-item .stat-label{font-size:.75rem;color:#6b7280}.stat-item .stat-value{font-size:1rem;font-weight:600;color:#111827}.quality-section{margin-bottom:2rem}.quality-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem}.quality-card{background:#fff;border-radius:1rem;padding:1.5rem;display:flex;align-items:center;gap:1rem;box-shadow:0 4px 6px #0000001a}.quality-icon{width:3rem;height:3rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700}.quality-icon.success{background:#d1fae5;color:#059669}.quality-icon.warning{background:#fef3c7;color:#d97706}.quality-icon.info{background:#dbeafe;color:#2563eb}.quality-details{flex:1}.quality-label{font-size:.875rem;color:#6b7280;margin-bottom:.25rem}.quality-value{font-size:1.5rem;font-weight:700;color:#111827;margin:0}.insights-section{margin-bottom:2rem}.insights-list{display:grid;gap:1rem}.insight-card{background:#fff;border-radius:1rem;padding:1.5rem;display:flex;gap:1rem;box-shadow:0 4px 6px #0000001a;transition:transform .2s}.insight-card:hover{transform:translate(4px)}.insight-icon{width:3rem;height:3rem;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:.75rem;display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-shrink:0}.insight-content{flex:1}.insight-title{font-size:1.125rem;font-weight:600;color:#111827;margin-bottom:.5rem}.insight-text{color:#6b7280;line-height:1.5;margin:0}.loading-container,.error-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2)}.spinner{width:4rem;height:4rem;border:4px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{margin-top:1rem;color:#fff;font-size:1.125rem}.error-container p{color:#fff;font-size:1.125rem;margin-bottom:1.5rem}.upload-button{padding:.75rem 1.5rem;background:#fff;color:#8b5cf6;border:none;border-radius:.5rem;font-weight:600;cursor:pointer;transition:transform .2s}.upload-button:hover{transform:scale(1.05)}@media (max-width: 768px){.header-content{flex-direction:column;gap:1rem;align-items:flex-start}.header-actions{width:100%;flex-direction:column}.btn-secondary{width:100%}.charts-grid,.stats-grid,.frequency-grid,.quality-grid{grid-template-columns:1fr}}