body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}:root{--primary-color: #10b981;--primary-hover: #059669;--primary-light: rgba(16, 185, 129, .1);--secondary-color: #06b6d4;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--bg-primary: #f8fafc;--bg-card: #ffffff;--border-color: #e2e8f0;--border-light: #f1f5f9;--error-color: #ef4444;--error-bg: #fef2f2;--success-color: #10b981;--success-bg: #ecfdf5;--info-color: #06b6d4;--info-bg: #ecfeff;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-sm: 6px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5}.upload-container{padding:1.5rem 1rem 5rem}.upload-header{text-align:center;margin-bottom:1rem}.upload-title{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin:0 0 .5rem;letter-spacing:-.025em}.upload-subtitle{font-size:.9rem;color:var(--text-secondary);max-width:480px;margin:0 auto .75rem;line-height:1.5}.info-toggle-container{position:relative;display:inline-block}.info-toggle-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;background:transparent;border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--primary-color);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.info-toggle-btn:hover{background:var(--primary-light);border-color:var(--primary-color)}.info-panel{position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%);z-index:1000;min-width:300px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:16px}.info-row{display:flex;gap:12px;padding:8px 0;font-size:14px}.info-row:not(:last-child){border-bottom:1px solid var(--border-light)}.info-row .info-label{min-width:70px;color:var(--text-muted);font-weight:500}.info-row a{color:var(--primary-color);text-decoration:none;word-break:break-all}.info-row a:hover{text-decoration:underline}.step-indicator{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:1rem;flex-wrap:wrap}.step-item{display:flex;align-items:center;gap:8px}.step-circle{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;background:var(--border-light);color:var(--text-muted);transition:all .3s ease}.step-circle.active{background:var(--border-color);color:var(--text-secondary);box-shadow:0 0 0 3px #10b98133}.step-circle.complete{background:var(--primary-color);color:#fff}.step-label{font-size:14px;color:var(--text-muted);font-weight:500;transition:color .3s ease}.step-label.active{color:var(--text-primary)}.step-connector{width:32px;height:2px;background:var(--border-color)}@media (max-width: 576px){.step-label{display:none}.step-connector{width:24px}}.upload-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:2rem;box-shadow:var(--shadow-md)}@media (max-width: 576px){.upload-card{padding:1.5rem;border-radius:var(--radius-lg)}}.error-alert{border-radius:var(--radius-md)!important;border:1px solid #fecaca!important;background:var(--error-bg)!important;color:var(--error-color)!important;margin-bottom:1.5rem}.error-alert .btn-close{filter:none;opacity:.5}.file-drop-zone{display:block;border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:2rem 1.5rem;text-align:center;cursor:pointer;transition:all .2s ease;background:var(--bg-primary)}.file-drop-zone:hover,.file-drop-zone.drag-over{border-color:var(--primary-color);background:var(--primary-light)}.file-drop-zone:hover .drop-zone-icon,.file-drop-zone.drag-over .drop-zone-icon{color:var(--primary-color);background:#10b98126}.file-drop-zone.drag-over{border-style:solid;box-shadow:0 0 0 3px #10b98133}.drop-zone-content{pointer-events:none}.drop-zone-icon{width:64px;height:64px;margin:0 auto 1rem;border-radius:50%;background:var(--border-light);display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:all .2s ease}.drop-zone-text{font-size:1rem;font-weight:500;color:var(--text-primary);margin:0 0 .5rem}.drop-zone-hint{font-size:.875rem;color:var(--text-muted);margin:0}.file-input-hidden{display:none!important}.selected-file-preview,.uploaded-file-info{display:flex;align-items:center;gap:12px;padding:16px;background:var(--bg-primary);border-radius:var(--radius-md);margin-top:1.5rem}.file-icon{width:48px;height:48px;border-radius:var(--radius-md);background:var(--border-light);display:flex;align-items:center;justify-content:center;color:var(--text-muted);flex-shrink:0}.file-icon.success{background:var(--success-bg);color:var(--success-color)}.file-details{flex:1;min-width:0}.file-name{display:block;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-size,.file-meta{display:block;font-size:.875rem;color:var(--text-muted);margin-top:2px}.file-remove-btn{width:36px;height:36px;border-radius:var(--radius-sm);border:none;background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;flex-shrink:0}.file-remove-btn:hover{background:var(--border-light);color:var(--text-secondary)}.hash-display{margin-top:1.5rem}.hash-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.hash-label{font-size:.875rem;font-weight:500;color:var(--text-secondary)}.hash-computed{display:inline-flex;align-items:center;gap:4px;font-size:.75rem;color:var(--success-color);font-weight:500}.hash-value-container{display:flex;gap:8px}.hash-value{flex:1;padding:12px 16px;background:#1e293b;border:1px solid #334155;border-radius:var(--radius-md);color:var(--primary-color);font-family:SF Mono,Monaco,Courier New,monospace;font-size:.8125rem;word-break:break-all;line-height:1.5}.copy-btn{width:48px;height:auto;min-height:48px;border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;flex-shrink:0}.copy-btn:hover{background:var(--bg-primary);border-color:var(--primary-color);color:var(--primary-color)}.info-callout{display:flex;gap:12px;padding:16px;background:var(--info-bg);border:1px solid #a5f3fc;border-radius:var(--radius-md);margin-top:1.5rem;font-size:.875rem;color:var(--text-secondary);line-height:1.6}.info-callout svg{color:var(--info-color);flex-shrink:0;margin-top:2px}.info-callout strong{color:#0e7490}.trust-indicators{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:1.5rem;margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--border-light)}.trust-item{display:flex;align-items:center;gap:8px;font-size:.875rem;color:var(--text-muted)}.trust-item svg{color:var(--success-color)}.action-buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:1.5rem}.btn-primary-action{flex:1;min-width:200px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);border:none;border-radius:var(--radius-md);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 14px #10b9814d}.btn-primary-action:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px #10b98166;background:linear-gradient(135deg,#059669,#0891b2)}.btn-primary-action:disabled{opacity:.7;cursor:not-allowed;transform:none}.btn.btn-outline-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-secondary);font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s ease}.btn.btn-outline-secondary:hover{background:var(--bg-primary);border-color:var(--text-muted);color:var(--text-primary)}.download-btn{flex:1;min-width:200px}@media (max-width: 576px){.action-buttons{flex-direction:column}.btn-primary-action,.btn.btn-outline-secondary,.download-btn{width:100%;min-width:unset}}.success-section{text-align:center}.success-header{margin-bottom:2rem}.success-icon{width:64px;height:64px;margin:0 auto 1rem;border-radius:50%;background:var(--success-bg);display:flex;align-items:center;justify-content:center;color:var(--success-color)}.success-title{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin:0 0 .5rem}.success-subtitle{font-size:1rem;color:var(--text-secondary);margin:0}.proof-details{text-align:left;margin-bottom:1.5rem}.proof-item{padding:16px;background:var(--bg-primary);border-radius:var(--radius-md);margin-bottom:12px}.proof-label-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}.proof-label{display:block;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:4px}.proof-value{display:block;font-weight:500;color:var(--text-primary)}.proof-value.tx-hash{font-family:SF Mono,Monaco,Courier New,monospace;font-size:.875rem;color:var(--primary-color);word-break:break-all}.explorer-link{display:inline-flex;align-items:center;gap:4px;font-size:.75rem;color:var(--primary-color);text-decoration:none;font-weight:500}.explorer-link:hover{text-decoration:underline}.nstamp-badge-container{display:flex;justify-content:center;margin-bottom:1rem}.copy-attestation-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:transparent;border:none;color:var(--text-muted);font-size:.875rem;cursor:pointer;transition:all .2s ease;margin-bottom:1rem}.copy-attestation-btn:hover{color:var(--primary-color)}.powered-by{text-align:center;font-size:.875rem;color:var(--text-muted);margin-top:1rem}.login-container{display:flex;align-items:center;justify-content:center;padding:2rem 2rem 5rem;height:calc(100vh - 150px);box-sizing:border-box}.login-card{max-width:400px;width:100%;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:3rem 2rem;text-align:center;box-shadow:var(--shadow-lg)}.login-icon{width:80px;height:80px;margin:0 auto 1.5rem;border-radius:50%;background:linear-gradient(135deg,var(--primary-light) 0%,rgba(6,182,212,.1) 100%);display:flex;align-items:center;justify-content:center}.login-title{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin:0 0 .75rem}.login-subtitle{font-size:1rem;color:var(--text-secondary);margin:0 0 2rem;line-height:1.6}.login-btn{width:100%;padding:14px 24px;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);border:none;border-radius:var(--radius-md);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 14px #10b9814d}.login-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px #10b98166}.navbar{background:var(--bg-card)!important;border-bottom:1px solid var(--border-color);padding:.75rem 1rem}.navbar-brand img{height:36px}.nav-link{color:var(--text-secondary)!important;font-weight:500;font-size:.9375rem;padding:.5rem 1rem!important;transition:color .2s ease}.nav-link:hover{color:var(--text-primary)!important}.user-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:999px;font-size:.875rem;color:var(--text-secondary)}.user-badge:before{content:"";width:8px;height:8px;background:var(--success-color);border-radius:50%}.footer{background:var(--bg-card)!important;border-top:1px solid var(--border-color);padding:1rem!important;position:fixed;bottom:0;width:100%}.footer .navbar-brand img{height:32px}.footer .navbar-text{font-size:.875rem;color:var(--text-muted)!important}.alert-warning{background:#fefce8!important;border:none!important;border-bottom:1px solid #fde047!important;border-radius:0!important;color:#854d0e!important;font-size:.875rem;padding:.75rem 1rem}.navbar-spacing{margin-bottom:20px}.token-info{background-color:#f0f0f0;padding:15px;border-radius:8px;box-shadow:0 0 5px #0000001a}.token-info p{margin:10px 0}.navbar-container{background-color:#e8e1e157;color:#1d243c;padding:10px;display:flex;justify-content:space-between}.nav-links{display:flex}.nav-links a{color:#1d243c;text-decoration:none;padding:10px;margin-right:20px}.nav-links .active-link{background-color:#00c08b}.profile-section{padding:inherit;display:flex;align-items:center;justify-content:center;gap:20px}.profile-section button{background-color:#00c08b;color:#fff;border:none;padding:10px 15px;cursor:pointer;border-radius:5px;margin:auto}a{text-decoration:none}.profile-section .profile-link{text-decoration:none;color:#fff;display:flex;align-items:center}.container{padding-bottom:100px}#button-lnc{background-color:#00c08b;color:#fff;border:none;padding:10px 15px;cursor:pointer;border-radius:5px}#button-failed{background-color:#f63535;color:#fff;border:none;padding:10px 15px;cursor:pointer;border-radius:5px}.grey-trophy img{filter:grayscale(100%)}