:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--background:#f6f7f4;--surface:#fff;--surface-strong:#eef2ef;--surface-raised:#fbfcfb;--text:#111413;--muted:#69716d;--line:#dfe5e1;--accent:#1d6f61;--accent-strong:#15584d;--accent-soft:#d9f0ea;--focus:#1d6f6138;--danger:#b42318;--danger-soft:#fff0ec;--shadow:0 28px 90px #1b231f21;--shadow-soft:0 10px 30px #1b231f14;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--background:#101211;--surface:#191c1b;--surface-strong:#222725;--surface-raised:#1d211f;--text:#f4f7f5;--muted:#a5aea9;--line:#303735;--accent:#6ed0bd;--accent-strong:#94dfd0;--accent-soft:#173c35;--focus:#6ed0bd3d;--danger:#ffb4a8;--danger-soft:#3b1915;--shadow:0 24px 80px #00000059;--shadow-soft:0 10px 30px #00000038}*{box-sizing:border-box}html{background:var(--background);min-height:100%}body{background:linear-gradient(180deg, var(--surface-raised) 0, var(--background) 18rem);min-height:100%;color:var(--text);margin:0}.site-frame{min-height:calc(100vh - 4.5rem)}::selection{background:var(--accent-soft);color:var(--text)}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}.app-shell{min-height:calc(100vh - 4.5rem);padding:4.75rem 1.25rem 2.4rem}.page-grid{grid-template-columns:minmax(0,1fr) 26rem;align-items:start;gap:1.75rem;width:min(1060px,100%);margin:0 auto;display:grid}.hero-section{min-height:15rem;padding:1.7rem 0 0}.eyebrow{color:var(--accent);letter-spacing:0;text-transform:uppercase;margin:0 0 1rem;font-size:.86rem;font-weight:700}h1{letter-spacing:0;max-width:42rem;margin:0;font-size:clamp(2.35rem,5vw,4rem);line-height:1.05}.intro{max-width:40rem;color:var(--muted);margin:1.25rem 0 0;font-size:1.1rem;line-height:1.6}.privacy-note{color:var(--accent-strong);margin:1.2rem 0 0;font-weight:700}.converter-panel,.settings-panel{border:1px solid var(--line);background:color-mix(in srgb, var(--surface) 96%, transparent);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:8px}.converter-panel{min-height:32rem;padding:1.2rem}.dropzone{border:1.5px dashed color-mix(in srgb, var(--line) 74%, var(--accent));background:linear-gradient(180deg, var(--surface-raised), var(--surface-strong));text-align:center;border-radius:8px;place-items:center;gap:1rem;min-height:18rem;padding:1.5rem;transition:border-color .16s,background .16s,box-shadow .16s,transform .16s;display:grid;box-shadow:inset 0 1px #ffffff73}.input-switch{background:color-mix(in srgb, var(--surface-strong) 88%, var(--surface));border:1px solid var(--line);border-radius:8px;grid-template-columns:1fr 1fr;gap:.35rem;margin-bottom:1rem;padding:.35rem;display:grid}.input-switch button{min-height:2.6rem;color:var(--muted);background:0 0;border:0;border-radius:6px;justify-content:center;align-items:center;gap:.45rem;font-weight:800;transition:background .14s,color .14s,box-shadow .14s;display:inline-flex}.input-switch button.active{background:var(--surface);color:var(--text);box-shadow:var(--shadow-soft)}.site-footer{border-top:1px solid var(--line);width:min(1060px,100% - 2.5rem);min-height:4.5rem;margin:0 auto;padding:1.2rem 0 1.5rem}.site-footer nav{flex-wrap:wrap;gap:.75rem 1.25rem;display:flex}.site-footer a,.back-link,.legal-card a{color:var(--accent-strong);text-underline-offset:.2em}.site-footer a{font-size:.92rem;font-weight:700;text-decoration:none}.site-footer a:hover,.back-link:hover,.legal-card a:hover{text-decoration:underline}.legal-shell{width:min(760px,100% - 2rem);margin:0 auto;padding:4rem 0}.legal-card{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-soft);border-radius:8px;padding:clamp(1.35rem,4vw,3rem)}.legal-card h1{margin-top:1.4rem;font-size:clamp(2.1rem,6vw,3.4rem)}.legal-card h2{margin:2rem 0 .65rem;font-size:1.2rem}.legal-card p,.legal-card address{color:var(--muted);line-height:1.65}.legal-card address{font-style:normal}.legal-card strong{color:var(--text)}.back-link{font-weight:800;text-decoration:none}.legal-warning{border:1px solid color-mix(in srgb, var(--danger) 24%, transparent);background:var(--danger-soft);color:var(--danger);border-radius:8px;margin:1.5rem 0;padding:1rem;line-height:1.55}.dropzone:hover,.dropzone:focus-visible,.dropzone.is-dragging{border-color:var(--accent);background:var(--accent-soft);box-shadow:inset 0 1px 0 #ffffff73, var(--shadow-soft);outline:none}.dropzone.is-dragging{transform:translateY(-2px)}.file-input{display:none}.icon-shell{background:var(--surface);width:4.5rem;height:4.5rem;color:var(--accent);border:1px solid var(--line);box-shadow:var(--shadow-soft);border-radius:50%;place-items:center;display:grid}.dropzone-copy{gap:.35rem;display:grid}.dropzone-copy strong,.result-heading strong{font-size:1.05rem}.dropzone-copy span,.result-heading span,.selected-file span,.selected-file small,.supported-formats,.warning,.error-panel span{color:var(--muted);line-height:1.45}.select-button,.convert-button,.primary-action,.secondary-action,.icon-action{border:0;border-radius:8px;justify-content:center;align-items:center;gap:.55rem;min-height:3.15rem;font-weight:800;text-decoration:none;transition:background .14s,border-color .14s,color .14s,transform .14s,box-shadow .14s;display:inline-flex}.select-button,.secondary-action,.icon-action{background:var(--surface);color:var(--text);border:1px solid var(--line);padding:0 1rem}.convert-button,.primary-action{background:var(--accent);color:#fff;width:100%;box-shadow:var(--shadow-soft);padding:0 1.25rem}.select-button:hover,.secondary-action:hover,.icon-action:hover,.input-switch button:hover{border-color:color-mix(in srgb, var(--line) 55%, var(--accent));color:var(--text)}.convert-button:hover:not(:disabled),.primary-action:hover{background:var(--accent-strong);transform:translateY(-1px)}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:2px}:root[data-theme=dark] .convert-button,:root[data-theme=dark] .primary-action{color:#0b1412}.selected-file{background:var(--surface-strong);border:1px solid var(--line);border-radius:8px;gap:.25rem;margin:1rem 0 0;padding:.95rem 1rem;display:grid}.link-input{background:linear-gradient(180deg, var(--surface-raised), var(--surface-strong));border:1px solid var(--line);border-radius:8px;align-content:center;gap:.75rem;min-height:18rem;padding:1.35rem;display:grid;box-shadow:inset 0 1px #ffffff73}.link-input span{font-weight:800}.link-input input{border:1px solid var(--line);background:var(--surface);width:100%;min-height:3.3rem;color:var(--text);overflow-wrap:anywhere;border-radius:8px;padding:0 1rem;transition:border-color .14s,box-shadow .14s}.link-input input::placeholder{color:color-mix(in srgb, var(--muted) 72%, transparent)}.link-input input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--focus);outline:none}.link-input small{color:var(--muted);line-height:1.45}.selected-file strong{overflow-wrap:anywhere}.convert-button{margin-top:1rem}.supported-formats{text-align:center;margin:1rem 0 0;font-size:.94rem}.progress-panel{text-align:center;place-items:center;gap:1.2rem;min-height:26rem;display:grid}.spin{color:var(--accent);animation:.9s linear infinite spin}.progress-copy{gap:1rem;width:min(20rem,100%);display:grid}.progress-bar{background:var(--surface-strong);border:1px solid var(--line);border-radius:999px;height:.55rem;overflow:hidden}.progress-bar span{border-radius:inherit;background:var(--accent);height:100%;transition:width .18s;display:block}.result-panel{align-content:center;gap:1rem;min-height:26rem;display:grid}.result-heading{color:var(--accent-strong);align-items:center;gap:.85rem;display:flex}.result-heading div{gap:.25rem;display:grid}.warning{background:var(--surface-strong);border:1px solid var(--line);border-radius:8px;margin:0;padding:.9rem 1rem}.result-actions{gap:.7rem;display:grid}.error-panel{background:var(--danger-soft);color:var(--danger);border:1px solid color-mix(in srgb, var(--danger) 24%, transparent);border-radius:8px;gap:.3rem;margin-top:1rem;padding:.95rem 1rem;display:grid}.settings-panel{box-shadow:var(--shadow-soft);grid-column:2;gap:.9rem;padding:1rem;display:grid}.settings-title,.settings-panel label{justify-content:space-between;align-items:center;gap:1rem;display:flex}.settings-title{color:var(--muted);font-size:.92rem;font-weight:800}.settings-panel select,.toggle-row button{border:1px solid var(--line);background:var(--surface-strong);min-width:5.75rem;height:2.5rem;color:var(--text);border-radius:8px}.toggle-row button{place-items:center;min-width:2.8rem;display:grid}.toggle-row button.active{color:var(--accent-strong);background:var(--accent-soft)}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=820px){.app-shell{padding:2rem 1rem 1.5rem}.page-grid{grid-template-columns:1fr}.settings-panel{order:3;grid-column:1}.hero-section{min-height:auto;padding-top:.6rem}.converter-panel{min-height:auto}.dropzone,.link-input{min-height:16rem}.legal-shell{padding:1rem 0 2rem}}