.si-converter{font-size:var(--si-font-size-base);color:var(--si-ink);text-align:left}.si-uploader{justify-items:center;gap:1rem;margin-bottom:.5rem;display:grid}.si-dropzone{border-radius:var(--si-radius-lg);background:linear-gradient(var(--si-surface), var(--si-surface)) padding-box, linear-gradient(135deg, #ffe9a8, #ffe459 55%, #ffe9a8) border-box;width:100%;box-shadow:var(--si-shadow-md);text-align:center;cursor:pointer;transition:transform var(--si-dur) var(--si-ease), box-shadow var(--si-dur) var(--si-ease), background var(--si-dur) var(--si-ease);border:1.5px dashed #0000;padding:clamp(2.5rem,8vw,4rem) 1.5rem;position:relative}.si-dropzone:after{content:"";border-radius:calc(var(--si-radius-lg) - 8px);pointer-events:none;opacity:0;transition:opacity var(--si-dur) var(--si-ease), border-color var(--si-dur) var(--si-ease);border:1.5px dashed #0000;position:absolute;inset:10px}.si-dropzone:hover,.si-dropzone:focus-visible{outline:none;transform:translateY(-2px);box-shadow:0 18px 48px #1012181a}.si-dropzone:focus-visible{box-shadow:var(--si-focus-ring), 0 18px 48px #1012181a}.si-dropzone.si-dragover{background:linear-gradient(var(--si-accent-soft), var(--si-accent-soft)) padding-box, linear-gradient(135deg, var(--si-accent), var(--si-accent-mid)) border-box;box-shadow:0 16px 44px var(--si-accent-glow);transform:translateY(-2px)scale(1.012)}.si-dropzone.si-dragover:after{opacity:1;animation:si-drop-pulse 1.4s var(--si-ease) infinite;border-color:#ffe45959}.si-drop-cta{border:1.5px solid color-mix(in srgb, var(--si-ink) 18%, transparent);background:var(--si-accent);min-height:3.25rem;color:var(--si-accent-ink);letter-spacing:-.02em;transform:translateY(var(--si-stack-lift));box-shadow:0 1px 0 color-mix(in srgb, var(--si-ink) 12%, transparent), 0 5px 0 var(--si-stack-accent-face), 0 6px 0 color-mix(in srgb, var(--si-ink) 20%, transparent), 0 12px 20px #2828281c;pointer-events:none;transition:background var(--si-dur-fast) ease, box-shadow .2s var(--si-ease), transform .2s var(--si-ease);border-radius:10px;justify-content:center;align-items:center;gap:.55rem;margin-bottom:.35rem;padding:.9rem 1.6rem;font-size:1.05rem;font-weight:700;display:inline-flex}.si-dropzone:hover .si-drop-cta,.si-dropzone.si-dragover .si-drop-cta{background:var(--si-accent-hover);transform:translateY(var(--si-stack-lift-hover));box-shadow:0 1px 0 color-mix(in srgb, var(--si-ink) 12%, transparent), 0 6px 0 var(--si-stack-accent-face), 0 7px 0 color-mix(in srgb, var(--si-ink) 20%, transparent), 0 16px 24px #28282821}.si-drop-hint{color:var(--si-muted);font-size:var(--si-font-size-sm);margin-top:1rem;display:block}.si-drop-formats{color:var(--si-muted);font-size:var(--si-font-size-xs);font-family:var(--si-font-mono);letter-spacing:.04em;text-transform:uppercase;margin-top:.35rem;display:block}.si-drop-paste{color:color-mix(in srgb, var(--si-muted) 88%, transparent);font-size:var(--si-font-size-xs);margin-top:.45rem;line-height:1.35;display:block}.si-privacy{text-align:center;color:var(--si-muted);font-size:var(--si-font-size-sm);margin:1.1rem 0 0}.si-privacy strong{color:var(--si-accent-ink);font-weight:650}.si-controls[hidden],.si-actions[hidden],.si-progress[hidden],.si-status:empty{display:none!important}.si-workspace{margin-top:1.75rem}.si-controls{background:linear-gradient(180deg, #fffefd 0%, var(--si-surface) 100%);border:1px solid var(--si-border);border-radius:var(--si-radius-md);box-shadow:var(--si-shadow-sm), inset 0 1px 0 #ffffffe6;animation:si-fade-up var(--si-dur) var(--si-ease);gap:1.05rem;margin-bottom:1rem;padding:1.15rem 1.25rem;display:grid;position:relative}.si-controls:before{content:"";background:linear-gradient(90deg, transparent, var(--si-accent), var(--si-accent-mid), transparent);opacity:.55;border-radius:0 0 2px 2px;height:2px;position:absolute;top:0;left:1.1rem;right:1.1rem}.si-controls-row{flex-wrap:wrap;align-items:center;gap:.85rem;display:flex}.si-label{font-size:var(--si-font-size-xs);text-transform:uppercase;letter-spacing:.07em;color:var(--si-muted);min-width:6.5rem;font-weight:700}.si-format-chips{background:0 0;border:none;flex-wrap:wrap;gap:.4rem;padding:0;display:inline-flex}.si-chip{appearance:none;font:inherit;font-size:.8rem;font-weight:700;font-family:var(--si-font-mono);background:var(--si-bg);color:var(--si-chip-ink);cursor:pointer;box-shadow:var(--si-neumo-chip-out);transition:background var(--si-dur-fast) ease, color var(--si-dur-fast) ease, font-weight var(--si-dur-fast) ease, box-shadow .2s var(--si-ease);border:none;border-radius:10px;padding:.5rem .95rem}.si-chip:hover:not(:disabled):not(.si-chip-active){color:var(--si-ink);box-shadow:var(--si-neumo-chip-out), inset 0 0 0 1.5px color-mix(in srgb, var(--si-accent) 45%, transparent)}.si-chip:focus-visible{box-shadow:var(--si-focus-ring), var(--si-neumo-chip-out);outline:none}.si-chip:active:not(:disabled):not(.si-chip-active){box-shadow:var(--si-neumo-chip-in)}.si-chip:disabled{opacity:.4;cursor:not-allowed}.si-chip-active{background:var(--si-bg);color:var(--si-ink);box-shadow:var(--si-neumo-chip-in);font-weight:800}.si-chip-active:focus-visible{box-shadow:var(--si-focus-ring), var(--si-neumo-chip-in)}.si-controls-row#si-quality-row{align-items:center}.si-controls input[type=range]{appearance:none;cursor:pointer;background:0 0;flex:1;min-width:140px;height:1.6rem}.si-controls input[type=range]::-webkit-slider-runnable-track{border-radius:var(--si-radius-pill);background:linear-gradient(90deg, #ffe9a8 0%, #f5d66a 45%, var(--si-accent) 100%);height:8px;box-shadow:inset 0 1px 2px #1012180f}.si-controls input[type=range]::-webkit-slider-thumb{appearance:none;border:2.5px solid var(--si-accent);width:20px;height:20px;transition:transform var(--si-dur-fast) 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.si-progress-pct{color:var(--si-success)}.si-progress-track{z-index:1;border-radius:var(--si-radius-pill);background:#ffffffb8;border:1px solid #ffe4592e;width:100%;height:1.35rem;position:relative;overflow:hidden;box-shadow:inset 0 2px 6px #1012180f,0 0 24px #ffe4591f}.si-progress--active .si-progress-track{animation:1.8s ease-in-out infinite si-progress-track-glow}.si-progress-fill{border-radius:inherit;background:linear-gradient(90deg, #fff0a0 0%, var(--si-accent) 28%, var(--si-accent-hover) 55%, #ffe9a8 78%, var(--si-accent) 100%);width:0%;min-width:0;height:100%;transition:width .4s var(--si-ease-out);background-size:220% 100%;position:relative;overflow:hidden;box-shadow:0 0 18px #ffe4598c,inset 0 1px #ffffff59}.si-progress-shimmer{opacity:0;pointer-events:none;background:linear-gradient(105deg,#0000 0% 35%,#ffffff8c 50%,#0000 65% 100%) 0 0/200% 100%;position:absolute;inset:0}.si-progress--active .si-progress-fill{animation:1.5s linear infinite 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.3rem;font-weight:650;line-height:1.35}.si-card-info{font-size:var(--si-font-size-xs);color:var(--si-muted);font-family:var(--si-font-mono);margin:0;line-height:1.4}.si-card-info .si-ok{border-radius:var(--si-radius-pill);background:var(--si-secondary-soft);color:var(--si-success);margin-left:.2rem;padding:.15rem .5rem;font-weight:800;display:inline-block}.si-card-info .si-ok--flash{animation:si-ok-flash .7s var(--si-ease-out) both}.si-card-info .si-warn{border-radius:var(--si-radius-pill);background:var(--si-error-soft);color:var(--si-error);margin-left:.2rem;padding:.15rem .5rem;font-weight:750;display:inline-block}.si-card-info .si-err{color:var(--si-error);font-family:var(--si-font-sans)}.si-card-info .si-pending{color:var(--si-muted)}.si-card--converting .si-pending{color:var(--si-accent-ink)}.si-card-actions{flex-direction:column;align-items:stretch;gap:.4rem;display:flex}.si-actions{animation:si-fade-up var(--si-dur) var(--si-ease);flex-wrap:wrap;justify-content:center;gap:.75rem;padding-bottom:.35rem;display:flex}.si-quality-presets{gap:.45rem;padding-left:.15rem}.si-quality-presets .si-preset{text-transform:none;letter-spacing:0;font-size:var(--si-font-size-xs);min-height:1.85rem;padding:.25rem .7rem}.si-sticky-cta{display:none}@media (width<=720px){.si-sticky-cta:not([hidden]){z-index:40;pointer-events:none;justify-content:center;margin-top:.5rem;padding:.35rem .5rem .15rem;display:flex;position:sticky;bottom:.75rem}.si-sticky-cta .si-btn{pointer-events:auto;width:min(100%,22rem);box-shadow:0 1px 0 color-mix(in srgb, var(--si-ink) 12%, transparent), 0 5px 0 var(--si-stack-accent-face), 0 6px 0 color-mix(in srgb, var(--si-ink) 20%, transparent), 0 14px 28px #1012182e}.si-converter:has(#si-sticky-cta:not([hidden])) #si-actions .si-btn-primary{display:none}}.si-card-actions .si-btn{min-height:2rem;font-size:var(--si-font-size-xs);white-space:nowrap;margin-bottom:.2rem;padding:.4rem .75rem}.si-card-actions .si-btn-success{--si-stack-lift:-2px;--si-stack-lift-hover:-3px;--si-stack-press:2px;box-shadow:0 1px 0 color-mix(in srgb, var(--si-ink) 10%, transparent), 0 3px 0 var(--si-stack-secondary-face), 0 4px 0 color-mix(in srgb, var(--si-ink) 18%, transparent), 0 8px 14px #2828281a}.si-card-actions .si-btn-success:hover:not(:disabled){box-shadow:0 1px 0 color-mix(in srgb, var(--si-ink) 10%, transparent), 0 4px 0 var(--si-stack-secondary-face), 0 5px 0 color-mix(in srgb, var(--si-ink) 18%, transparent), 0 10px 16px #2828281f}.si-card-actions .si-btn-success:active:not(:disabled){box-shadow:0 0 0 transparent, 0 1px 0 var(--si-stack-secondary-face), 0 1px 0 color-mix(in srgb, var(--si-ink) 18%, transparent), 0 2px 4px #28282814}.si-card-actions .si-btn-secondary{border-radius:10px}@keyframes si-fade-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes si-drop-pulse{0%,to{opacity:.45;transform:scale(1)}50%{opacity:.85;transform:scale(.992)}}@keyframes si-progress-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}@keyframes si-progress-sweep{0%{background-position:120% 0}to{background-position:-120% 0}}@keyframes si-progress-enter{0%{opacity:0;transform:translateY(6px)scale(.985)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes si-progress-breathe{0%,to{opacity:.4;transform:scale(1)}50%{opacity:.85;transform:scale(1.04)}}@keyframes si-progress-dot{0%,to{transform:scale(1);box-shadow:0 0 #ffe45973}50%{transform:scale(1.15);box-shadow:0 0 0 8px #ffe45900}}@keyframes si-progress-track-glow{0%,to{box-shadow:inset 0 2px 6px #1012180f,0 0 18px #ffe4591f}50%{box-shadow:inset 0 2px 6px #1012180f,0 0 28px #ffe45952}}@keyframes si-file-indeterminate{0%{transform:translate(-120%)}to{transform:translate(280%)}}@keyframes si-ok-flash{0%{color:var(--si-accent-ink);background:#fff6c8;transform:scale(.82);box-shadow:0 0 #ffe45959}45%{transform:scale(1.08);box-shadow:0 0 0 6px #ffe45900}to{background:var(--si-secondary-soft);color:var(--si-success);box-shadow:none;transform:scale(1)}}@media (prefers-reduced-motion:reduce){.si-dropzone,.si-drop-cta,.si-chip,.si-btn,.si-card,.si-progress,.si-progress-fill{transition:none!important}.si-controls,.si-actions,.si-card--enter,.si-dropzone.si-dragover:after,.si-progress,.si-progress--active .si-progress-fill,.si-progress--active .si-progress-shimmer,.si-progress--active .si-progress-glow,.si-progress--active .si-progress-pulse,.si-progress--active .si-progress-track,.si-card--converting:before,.si-file-progress-fill,.si-file-progress-glow,.si-card-info .si-ok--flash{animation:none!important}.si-dropzone:hover,.si-dropzone:focus-visible,.si-dropzone.si-dragover,.si-drop-cta,.si-dropzone:hover .si-drop-cta,.si-dropzone.si-dragover .si-drop-cta,.si-btn-primary,.si-btn-success,.si-btn-primary:hover:not(:disabled),.si-btn-primary:active:not(:disabled),.si-btn-success:hover:not(:disabled),.si-btn-success:active:not(:disabled),.si-card-actions .si-btn-success{transform:none}.si-file-progress-fill{width:70%;transform:none}}@media (width<=560px){.si-card{grid-template-columns:72px minmax(0,1fr)}.si-thumb-wrap{width:72px;height:64px}.si-compare-btn{padding:.1rem .15rem;font-size:.52rem}.si-card-actions{flex-direction:row;grid-column:1/-1}.si-card-actions .si-btn{flex:1}.si-actions{flex-direction:column}.si-btn-lg{width:100%}}