.ric{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-ring: #3b82f6;--color-primary-tint: #eff6ff;--color-surface: #ffffff;--color-surface-muted: #f9fafb;--color-surface-placeholder: #f3f4f6;--color-border: #e5e7eb;--color-border-input: #d1d5db;--color-text-heading: #111827;--color-text-body: #374151;--color-text-secondary: #4b5563;--color-text-muted: #6b7280;--gradient-hero: linear-gradient(to right, #eef2ff, #ffffff, #fdf2f8);--radius-input: .5rem;--radius-card: 1rem;--shadow-card: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-raised: 0 10px 15px -3px rgb(0 0 0 / .1);color:var(--color-text-body);background:#fcfcfd;line-height:1.5;-webkit-font-smoothing:antialiased}.ric *{box-sizing:border-box}.ric-container{max-width:72rem;margin-inline:auto;padding-inline:1rem;padding-bottom:1rem}@media (min-width: 640px){.ric-container{padding-inline:1.5rem}}@media (min-width: 1024px){.ric-container{padding-inline:2rem}}.ric .card{background:var(--color-surface);border:1px solid 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span.field{display:block;font-size:.875rem;font-weight:500;color:var(--color-text-body);margin-bottom:.35rem}.ric .input{width:100%;padding:.55rem .75rem;border:1px solid var(--color-border-input);border-radius:var(--radius-input);background:var(--color-surface);color:var(--color-text-heading);font-size:1rem;font-family:inherit}.ric .input:focus{outline:2px solid var(--color-primary-ring);outline-offset:1px;border-color:var(--color-primary-ring)}.ric .input:disabled{background:var(--color-surface-muted);color:var(--color-text-muted);cursor:not-allowed}.ric .range{width:100%;accent-color:var(--color-primary);cursor:pointer}.ric .range:disabled{cursor:not-allowed;opacity:.55}.ric .presets{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.7rem}.ric .preset{flex:1 1 0;min-width:3.25rem;padding:.38rem .55rem;border-radius:.4rem;border:1px solid var(--color-border-input);background:var(--color-surface);color:var(--color-text-secondary);font-size:.8rem;font-weight:600;cursor:pointer;transition:.15s}.ric .preset:hover{background:var(--color-surface-muted);color:var(--color-text-heading)}.ric .preset.is-active{background:var(--color-primary-tint);color:var(--color-primary);border-color:var(--color-primary-ring)}.ric .preset:focus-visible{outline:2px solid var(--color-primary-ring);outline-offset:2px}.ric .preset:disabled{cursor:not-allowed;opacity:.55}.ric .color-row{display:flex;align-items:center;gap:.6rem}.ric .color{width:2.75rem;height:2.5rem;flex:0 0 auto;padding:.2rem;border:1px solid var(--color-border-input);border-radius:var(--radius-input);background:var(--color-surface);cursor:pointer}.ric .color::-webkit-color-swatch-wrapper{padding:0}.ric .color::-webkit-color-swatch{border:none;border-radius:.3rem}.ric .color::-moz-color-swatch{border:none;border-radius:.3rem}.ric .color:disabled{cursor:not-allowed;opacity:.55}.ric 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.layout{display:grid;grid-template-columns:1fr;gap:1.5rem;margin-top:2rem}@media (min-width: 920px){.ric .layout{grid-template-columns:minmax(0,1.75fr) minmax(0,1fr);align-items:start}.ric .side-card{position:sticky;top:5rem}}.ric .dropzone{border:2px dashed var(--color-border-input);border-radius:var(--radius-card);background:var(--color-surface-muted);padding:3rem 1.5rem;text-align:center;cursor:pointer;transition:.18s;user-select:none}.ric .dropzone:hover,.ric .dropzone.is-drag{border-color:var(--color-primary-ring);background:var(--color-primary-tint)}.ric .dropzone.is-drag{border-style:solid}.ric .dropzone:focus-visible{outline:2px solid var(--color-primary-ring);outline-offset:2px}.ric .dropzone__icon{width:56px;height:56px;margin:0 auto .9rem;color:var(--color-primary)}.ric .dropzone__icon svg{width:100%;height:100%;display:block}.ric .dropzone__title{font-weight:700;font-size:1.15rem;color:var(--color-text-heading)}.ric .dropzone__sub{font-size:.92rem;color:var(--color-text-muted);margin-top:.35rem}.ric .dropzone__formats{display:inline-flex;flex-wrap:wrap;gap:.35rem;justify-content:center;margin-top:1rem}.ric .fmt-chip{font-size:.7rem;font-weight:700;letter-spacing:.03em;padding:.18rem .5rem;border-radius:999px;background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text-muted)}.ric .preview-wrap{margin-top:1.5rem}.ric .preview-stage{display:flex;align-items:center;justify-content:center;background:var(--color-surface-placeholder);background-image:linear-gradient(45deg,#e5e7eb 25%,transparent 25%),linear-gradient(-45deg,#e5e7eb 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e5e7eb 75%),linear-gradient(-45deg,transparent 75%,#e5e7eb 75%);background-size:18px 18px;background-position:0 0,0 9px,9px -9px,-9px 0;border:1px solid var(--color-border);border-radius:var(--radius-input);padding:1rem;min-height:220px}.ric .preview-canvas{max-width:100%;max-height:60vh;height:auto;display:block;box-shadow:var(--shadow-raised);border-radius:2px}.ric .preview-meta{margin:.75rem 0 0;text-align:center;font-size:.82rem;color:var(--color-text-muted)}.ric .side-card h3.panel{margin-bottom:1.1rem}.ric .field-group{margin-bottom:1.2rem}.ric .field-group--top{margin-top:1.5rem;padding-top:1.25rem;border-top:1px solid var(--color-border)}.ric .summary-line{margin:.9rem 0 0;font-size:.85rem;color:var(--color-text-muted);text-align:center}.ric .gen-note{margin-top:.9rem;padding:.7rem .85rem;border-radius:var(--radius-input);font-size:.84rem;line-height:1.45;background:var(--color-primary-tint);color:var(--color-primary-hover);border:1px solid #bfdbfe}.ric .gen-note--warn{background:#fffbeb;color:#b45309;border-color:#fde68a}.ric #clearBtn{margin-top:.6rem}.ric .how{margin-top:3.25rem}.ric .how h2.section{text-align:center}.ric .how__lead{text-align:center;color:var(--color-text-secondary);margin:.4rem 0 1.75rem}.ric .steps{display:grid;grid-template-columns:1fr;gap:1.1rem}@media (min-width: 720px){.ric .steps{grid-template-columns:repeat(3,1fr)}}.ric .step{text-align:center;padding:1.75rem 1.25rem}.ric .step__n{width:2.5rem;height:2.5rem;margin:0 auto .9rem;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;color:var(--color-primary);background:var(--color-primary-tint);border:1px solid #bfdbfe}.ric .step h3{font-size:1.05rem;font-weight:700;color:var(--color-text-heading);margin:0 0 .4rem}.ric .step p{margin:0;font-size:.9rem;color:var(--color-text-secondary)}.ric .about{margin-top:1.75rem}.ric .about h3{font-size:1.1rem;font-weight:700;color:var(--color-text-heading);margin:0 0 .6rem}.ric .about p{margin:0;font-size:.95rem;color:var(--color-text-secondary)}.ric .about strong{color:var(--color-text-heading)}.ric .privacy-line{margin-top:1.75rem;display:flex;align-items:center;gap:1rem;background:#ecfdf5;border:1px solid #a7f3d0}.ric .privacy-line__icon{font-size:1.5rem;flex:0 0 auto}.ric .privacy-line strong{color:#065f46}.ric .privacy-line p{margin:0;color:#047857;font-size:.95rem}.ric .foot{margin:2.5rem 0 1rem;padding-top:1.25rem;border-top:1px solid var(--color-border);text-align:center}.ric .foot p{margin:0;font-size:.85rem}