:root{--dp-color-ground: #fcfcfd;--dp-color-ink: #16191f;--dp-color-ink-secondary: #475263;--dp-color-ground-muted: #f3f5f8;--dp-color-rule: #dde0e6;--dp-color-accent: #5B3DF5;--dp-color-accent-hover: #4a2ee0;--dp-color-accent-subtle: #E8DEFF;--dp-color-field: #0f1217;--dp-color-field-elevated: #181d26;--dp-color-field-border: rgba(255, 255, 255, .09);--dp-color-on-field: #fcfcfd;--dp-color-on-field-secondary: #94a3b8;--dp-color-panel: #ffffff;--dp-color-on-accent: #ffffff;--dp-color-success: #0b824c;--dp-color-success-bg: #f0fdf4;--dp-color-warning: #b25e02;--dp-color-warning-bg: #fffbeb;--dp-color-danger: #c5221f;--dp-color-danger-bg: #fef2f2;--dp-color-neutral-bg: #f8fafc;--dp-typography-fallback: sans-serif;--dp-font-display: "Host Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dp-font-sans: "Instrument Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--dp-font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, 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#00000005}.form-input:focus{border-color:var(--dp-color-accent);box-shadow:0 0 0 3px #5b3df52e,inset 0 1px 2px #00000005;outline:none}.form-input.font-mono{font-family:var(--dp-font-mono);font-size:var(--dp-typography-small)}.file-dropzone{border:2px dashed #dcd0f7;border-radius:12px;padding:32px 24px;text-align:center;background-color:#faf8ff;cursor:pointer;transition:all var(--dp-motion-interaction) var(--dp-motion-easing)}.file-dropzone:hover,.file-dropzone.dragover{border-color:var(--dp-color-accent);background-color:var(--dp-color-accent-subtle);transform:scale(1.002)}.file-dropzone-inner{display:flex;flex-direction:column;align-items:center;gap:10px}.dropzone-icon{width:44px;height:44px;color:var(--dp-color-accent)}.dropzone-text{font-size:var(--dp-typography-interface);font-weight:600;color:var(--dp-color-ink)}.dropzone-subtext{font-size:var(--dp-typography-small);color:var(--dp-color-ink-secondary)}.file-selected-box{background-color:#f8fafc;border:var(--dp-border-hairline) solid #e2e8f0;border-radius:var(--dp-radius-button);padding:14px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 1px 2px #00000008}.file-details{display:flex;flex-direction:column;gap:2px;overflow:hidden}.file-name{font-size:var(--dp-typography-interface);font-weight:600;color:var(--dp-color-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-size{font-family:var(--dp-font-mono);font-size:var(--dp-typography-metadata);color:var(--dp-color-ink-secondary)}.preview-box{background-color:#f8fafc;border:var(--dp-border-hairline) solid #e2e8f0;border-radius:12px;padding:20px 22px;margin-top:24px;margin-bottom:24px;box-shadow:0 1px 3px 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#00000005}.comparison-item{display:flex;flex-direction:column;gap:4px}.comparison-label{font-size:var(--dp-typography-label);font-weight:600;text-transform:uppercase;color:var(--dp-color-ink-secondary)}.comparison-code{font-family:var(--dp-font-mono);font-size:var(--dp-typography-metadata);word-break:break-all;color:var(--dp-color-ink);background-color:#f8fafc;padding:6px 10px;border-radius:6px;border:1px solid #eef0f4}.process-section{background-color:#0f1217;color:var(--dp-color-on-field);padding-top:72px;padding-bottom:80px}.process-section h2,.process-section h3{color:var(--dp-color-on-field)}.process-section p{color:var(--dp-color-on-field-secondary)}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--dp-spacing-grid-gap);margin-top:44px}.process-card{background-color:#181d26;border:var(--dp-border-hairline) solid rgba(255,255,255,.08);border-radius:14px;padding:28px 22px;display:flex;flex-direction:column;gap:14px;transition:all var(--dp-motion-interaction) 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