.alpf-main-card{background:var(--bg-surface, #fff);color:var(--text-base, #0f172a);border:1px solid var(--border-base, #e2e8f0);border-radius:1.25rem;box-shadow:0 10px 25px -5px #0000000d,0 8px 10px -6px #00000003;padding:1.75rem;display:flex;flex-direction:column;gap:1.5rem;position:relative;overflow:hidden;transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease}.theme-dark .alpf-main-card{background:var(--bg-surface, #0f172a);color:var(--text-base, #f8fafc);border-color:var(--border-base, #1e293b);box-shadow:0 10px 30px -5px #0006}.alpf-dropzone{border:2px dashed var(--border-base, #cbd5e1);border-radius:1rem;padding:2.5rem 1.5rem;text-align:center;background:#f1f5f966;cursor:pointer;transition:all .2s ease;display:flex;flex-direction:column;align-items:center;gap:.75rem}.theme-dark .alpf-dropzone{border-color:var(--border-base, #334155);background:#1e293b4d}.alpf-dropzone:hover,.alpf-dropzone.drag-over{border-color:var(--accent-base, #6366f1);background:#6366f10f;transform:translateY(-2px)}.alpf-dropzone-icon{width:3rem;height:3rem;color:var(--accent-base, #6366f1)}.alpf-dropzone-title{font-size:1.125rem;font-weight:600}.alpf-dropzone-subtitle{font-size:.875rem;opacity:.7}.alpf-file-input{display:none}.alpf-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.25rem;font-weight:600;font-size:.9375rem;border-radius:.625rem;border:none;cursor:pointer;transition:all .15s ease;user-select:none}.alpf-btn-primary{background:linear-gradient(135deg,#6366f1,#4f46e5);color:var(--text-inverse, #fff);box-shadow:0 4px 12px #6366f14d}.alpf-btn-primary:hover{background:linear-gradient(135deg,#4f46e5,#4338ca);box-shadow:0 6px 16px #6366f166;transform:translateY(-1px)}.alpf-btn-primary:active{transform:translateY(0)}.alpf-btn-secondary{background:var(--bg-muted, #f1f5f9);color:var(--text-base, #334155);border:1px solid var(--border-base, #cbd5e1)}.theme-dark .alpf-btn-secondary{background:var(--bg-muted, #1e293b);color:var(--text-base, #e2e8f0);border-color:var(--border-base, #334155)}.alpf-btn-secondary:hover{border-color:var(--accent-base, #6366f1);color:var(--accent-base, #6366f1)}.alpf-btn-success{background:linear-gradient(135deg,#10b981,#059669);color:var(--text-inverse, #fff);box-shadow:0 4px 12px #10b9814d}.alpf-btn-success:hover{background:linear-gradient(135deg,#059669,#047857);box-shadow:0 6px 16px #10b98166;transform:translateY(-1px)}.alpf-workspace{display:flex;flex-direction:column;gap:1.5rem}.alpf-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:1rem}.alpf-stat-card{background:var(--bg-muted, #f8fafc);border:1px solid var(--border-base, #e2e8f0);border-radius:.75rem;padding:.875rem 1rem;display:flex;flex-direction:column;gap:.25rem}.theme-dark .alpf-stat-card{background:var(--bg-muted, #1e293b);border-color:var(--border-base, #334155)}.alpf-stat-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;opacity:.7}.alpf-stat-value{font-size:1.125rem;font-weight:700;color:var(--accent-base, #6366f1)}.theme-dark .alpf-stat-value{color:var(--accent-light, #818cf8)}.alpf-waveform-container{position:relative;background:#020617;border-radius:.875rem;border:1px solid var(--border-base, #334155);padding:.5rem;overflow:hidden;box-shadow:inset 0 2px 8px #00000080}.alpf-waveform-canvas{width:100%;height:180px;display:block;cursor:crosshair}.alpf-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem;background:var(--bg-muted, #f8fafc);border:1px solid var(--border-base, #e2e8f0);border-radius:.75rem}.theme-dark .alpf-toolbar{background:var(--bg-muted, #1e293b);border-color:var(--border-base, #334155)}.alpf-controls-group{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.alpf-marker-inputs{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.25rem}.alpf-input-field{display:flex;flex-direction:column;gap:.375rem}.alpf-label{font-size:.875rem;font-weight:600}.alpf-input-row{display:flex;align-items:center;gap:.5rem}.alpf-input{width:100%;padding:.5rem .75rem;border-radius:.5rem;border:1px solid var(--border-base, #cbd5e1);background:var(--bg-surface, #fff);color:var(--text-base, #0f172a);font-size:.9375rem}.theme-dark .alpf-input{border-color:var(--border-base, #334155);background:var(--bg-surface, #0f172a);color:var(--text-base, #f8fafc)}.alpf-input:focus{outline:none;border-color:var(--accent-base, #6366f1);box-shadow:0 0 0 3px #6366f133}.alpf-preset-chips{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.alpf-chip{padding:.375rem .75rem;border-radius:9999px;font-size:.8125rem;font-weight:600;border:1px solid var(--border-base, #cbd5e1);background:var(--bg-surface, #fff);color:var(--text-base, #475569);cursor:pointer;transition:all .15s ease}.theme-dark .alpf-chip{border-color:var(--border-base, #334155);background:var(--bg-surface, #1e293b);color:var(--text-base, #94a3b8)}.alpf-chip:hover{border-color:var(--accent-base, #6366f1);color:var(--accent-base, #6366f1);transform:translateY(-1px)}.alpf-status-bar{display:flex;align-items:center;justify-content:space-between;font-size:.875rem;padding:.5rem .75rem;border-radius:.5rem;background:var(--bg-muted, #f1f5f9)}.theme-dark .alpf-status-bar{background:var(--bg-muted, #1e293b)}.alpf-particle{position:absolute;pointer-events:none;font-weight:700;font-size:.875rem;color:var(--accent-base, #6366f1);animation:alpf-particle-float .8s ease-out forwards}@keyframes alpf-particle-float{0%{opacity:1;transform:translate(0) scale(1)}to{opacity:0;transform:translateY(-30px) scale(1.3)}}