:root{--bg-primary:#09090b;--bg-secondary:#18181b;--bg-tertiary:#27272a;--bg-surface:#18181bb3;--text-primary:#fafafa;--text-secondary:#a1a1aa;--text-tertiary:#71717a;--accent-primary:#3b82f6;--accent-hover:#2563eb;--accent-active:#1d4ed8;--danger:#ef4444;--success:#22c55e;--border-color:#3f3f46;--border-light:#ffffff1a;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--shadow-glow:0 0 15px #3b82f64d;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--radius-full:9999px;--font-sans:"Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.25s cubic-bezier(.4, 0, .2, 1);--transition-bounce:.4s cubic-bezier(.34, 1.56, .64, 1)}@media 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.75rem;display:flex}.es-em-card-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:.75rem;overflow:hidden}.es-em-card-del{color:var(--danger);opacity:.7;border-radius:var(--radius-sm);margin-left:.5rem;padding:.25rem}.es-em-card-del:active{opacity:1;background:#ef444433}.es-em-card-badge{color:var(--accent-primary);background:var(--bg-secondary);border-radius:var(--radius-full);display:flex;position:absolute;top:.5rem;right:.5rem}.es-stamp-overlay{z-index:20;position:absolute;top:0;left:0;overflow:hidden}.es-stamp-mode{cursor:crosshair;background-color:#3b82f60d}.es-interleave-preview{z-index:10;pointer-events:none;mix-blend-mode:multiply;position:absolute}.es-placed-seal{z-index:30;cursor:grab;touch-action:none;position:absolute;top:0;left:0}.es-placed-seal:active{cursor:grabbing}.es-placed-seal.active:after{content:"";border:1.5px dashed var(--accent-primary);border-radius:var(--radius-sm);pointer-events:none;position:absolute;inset:-3px}.es-placed-img{object-fit:contain;pointer-events:none;mix-blend-mode:multiply;width:100%;height:100%}.es-seal-delete-btn{background:var(--danger,#ef4444);color:#fff;z-index:40;cursor:pointer;border:2px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;display:flex;position:absolute;top:-10px;right:-10px;box-shadow:0 2px 6px #0000004d}.es-seal-delete-btn:active{transform:scale(.9)}.es-pdf-loading,.es-pdf-error{height:100%;color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;padding:2rem;display:flex}.es-pdf-scrollview{background-color:var(--bg-tertiary);-webkit-overflow-scrolling:touch;width:100%;height:100%;overflow:hidden auto}.es-pdf-doc-container{flex-direction:column;align-items:center;gap:1.5rem;width:100%;padding:1rem 0 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loginFadeIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.es-login-logo{border-radius:var(--radius-lg);background:var(--accent-primary);color:#fff;width:60px;height:60px;box-shadow:var(--shadow-glow);justify-content:center;align-items:center;margin-bottom:.75rem;display:flex}.es-login-title{color:var(--text-primary);letter-spacing:-.02em;font-size:1.5rem;font-weight:700}.es-login-sub{color:var(--text-tertiary);margin-bottom:1.25rem;font-size:.875rem}.es-login-form{flex-direction:column;gap:1rem;width:100%;display:flex}.es-login-field{flex-direction:column;gap:.375rem;display:flex}.es-login-label{color:var(--text-secondary);font-size:.8125rem;font-weight:500}.es-login-input{border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--bg-tertiary);width:100%;height:2.75rem;color:var(--text-primary);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);outline:none;padding:0 .875rem;font-size:.9375rem}.es-login-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #3b82f633}.es-login-input::placeholder{color:var(--text-tertiary)}.es-login-error{color:var(--danger);text-align:center;border-radius:var(--radius-md);background:#ef44441a;border:1px solid #ef444433;padding:.5rem .75rem;font-size:.8125rem}.es-login-btn{border-radius:var(--radius-md);background:var(--accent-primary);color:#fff;letter-spacing:.04em;cursor:pointer;width:100%;height:2.75rem;transition:background var(--transition-fast), transform var(--transition-fast);box-shadow:var(--shadow-glow);margin-top:.25rem;font-size:.9375rem;font-weight:600}.es-login-btn:hover:not(:disabled){background:var(--accent-hover)}.es-login-btn:active:not(:disabled){background:var(--accent-active);transform:scale(.98)}.es-login-btn:disabled{opacity:.6;cursor:not-allowed}.es-app{background-color:var(--bg-primary);flex-direction:column;width:100vw;height:100vh;display:flex;position:relative}.es-header{z-index:10;border-bottom:1px solid var(--border-light);height:3.5rem;padding:0 1rem;padding-top:env(safe-area-inset-top);justify-content:space-between;align-items:center;display:flex;position:relative}.es-logo{background:linear-gradient(to right, var(--text-primary), var(--accent-primary));-webkit-text-fill-color:transparent;-webkit-user-select:none;user-select:none;-webkit-background-clip:text;font-size:1.25rem;font-weight:700}.es-upload-btn{background:var(--bg-tertiary);color:var(--text-primary);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;display:inline-flex}.es-upload-btn:hover{background:var(--bg-secondary)}.es-upload-btn:active{transform:scale(.97)}.es-upload-btn--large{background:var(--accent-primary);color:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-md);margin-top:1.5rem;padding:.75rem 2rem;font-size:1rem}.es-upload-btn--large:hover{background:var(--accent-hover)}.es-main{flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.es-empty-state{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.es-empty-icon-wrap{border-radius:var(--radius-full);background:var(--bg-tertiary);width:5rem;height:5rem;box-shadow:var(--shadow-sm);justify-content:center;align-items:center;margin-bottom:1.5rem;display:flex}.es-empty-icon{color:var(--accent-primary)}.es-empty-state h2{margin-bottom:.75rem;font-size:1.5rem;font-weight:600}.es-empty-state p{color:var(--text-secondary);max-width:300px;font-size:.875rem;line-height:1.5}.es-pdf-container{background:var(--bg-secondary);flex:1;width:100%;height:100%;overflow:auto}