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rgba(99,91,255,.1)}.secondary-btn{background:var(--surface-strong);color:var(--muted-strong);border:1.5px solid var(--border);box-shadow:0 2px 8px rgba(0,0,0,.06)}.secondary-btn:hover:not(.disabled){border-color:var(--primary);background:var(--surface-alt);color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 16px rgba(99,91,255,.15)}.secondary-btn:active:not(.disabled){transform:translateY(0);box-shadow:0 2px 4px rgba(0,0,0,.08)}.secondary-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.secondary-btn.disabled,.secondary-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;border-color:var(--border)}.primary-btn.loading,.secondary-btn.loading{color:transparent}.primary-btn.loading:after,.secondary-btn.loading:after{content:"";position:absolute;width:1.2rem;height:1.2rem;top:50%;left:50%;transform:translate(-50%,-50%);border-radius:999px;border:2px solid hsla(0,0%,100%,.3);border-top-color:#fff;animation:spin .8s linear infinite}.secondary-btn.loading:after{border-color:rgba(99,91,255,.2);border-top-color:var(--primary)}.icon-btn{min-height:2.5rem;width:2.5rem;padding:0;border-radius:1rem;background:var(--surface-strong);border:1.5px solid var(--border);color:var(--muted-strong);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;font-weight:600;font-size:1.1rem}.icon-btn:hover:not(:disabled){background:var(--surface-alt);border-color:var(--primary);color:var(--primary-dark);transform:translateY(-2px)}.icon-btn:active:not(:disabled){transform:translateY(0)}.icon-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.compact-btn{justify-self:start}.success-state{display:grid;justify-items:start;grid-gap:.25rem;gap:.25rem;padding:1rem;border-radius:var(--radius-lg);background:linear-gradient(135deg,rgba(34,197,94,.14),rgba(99,91,255,.1));border:1px solid rgba(34,197,94,.24);animation:successPop .45s ease both}.success-state span{font-size:2rem}.success-state p{margin:0;color:var(--muted)}.content-grid{display:grid;grid-gap:1rem;gap:1rem}.content-card p,.faq-grid p,.seo-list{line-height:1.65}.seo-list{margin:.75rem 0 0;padding-left:1.2rem;color:var(--muted-strong)}.testimonials-card blockquote{margin:.75rem 0;font-size:1.1rem;line-height:1.55;font-weight:750}.faq-section{display:grid;grid-gap:1rem;gap:1rem}.faq-grid{display:grid;grid-gap:.7rem;gap:.7rem}.faq-grid details{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-alt);padding:.9rem 1rem}.faq-grid summary{cursor:pointer;font-weight:850}.seo-footer{justify-content:space-between;align-items:flex-start;gap:1rem;flex-wrap:wrap}.footer-links{gap:.8rem;flex-wrap:wrap;color:var(--muted-strong);font-weight:750}.mobile-sticky-bar{position:fixed;z-index:30;left:.75rem;right:.75rem;bottom:2.8rem;min-height:4.25rem;border:1px solid var(--border);border-radius:1.3rem;background:var(--surface);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:var(--shadow-lg);display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.65rem}.mobile-sticky-bar span{color:var(--muted)}.mobile-ad-sticky{position:fixed;z-index:29;left:0;right:0;bottom:0;min-height:2.1rem;display:grid;place-items:center;background:rgba(148,163,184,.16);color:var(--muted);border-top:1px solid var(--border);font-size:.75rem}.modal-backdrop{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:1rem;background:rgba(15,23,42,.72)}.preview-modal{position:relative;width:min(54rem,100%);max-height:90vh;display:grid;grid-gap:.8rem;gap:.8rem;padding:1rem;border-radius:var(--radius-lg);background:var(--surface-strong);box-shadow:var(--shadow-lg);text-align:center}.preview-modal img{max-width:100%;max-height:72vh;object-fit:contain}.modal-close{position:absolute;top:.7rem;right:.7rem;width:2.5rem;height:2.5rem;border:1px solid var(--border);border-radius:999px;background:var(--surface-strong);color:var(--text);cursor:pointer;font-size:1.4rem}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;border:0;padding:0;clip:rect(0 0 0 0);overflow:hidden}.spinner{width:1rem;height:1rem;border-radius:999px;border:2px solid hsla(0,0%,100%,.45);border-top-color:#fff;animation:spin .75s linear infinite}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}@media (min-width:720px){.page-root{padding:1.5rem 1.5rem 3rem}.nav-links{display:flex}.content-card,.faq-section,.hero-card-premium,.panel,.seo-footer{padding:1.35rem}.hero-grid{align-items:center}.upload-first-hero{max-width:52rem;margin:0 auto}.content-grid,.faq-grid,.stats-grid,.workflow-panel{grid-template-columns:repeat(4,1fr)}.content-grid{grid-template-columns:1.2fr 1fr 1fr}.settings-grid{grid-template-columns:1fr 1fr}.uploader-mini-panel{grid-template-columns:1fr auto;align-items:center}.uploader-mini-panel .progress-block{grid-column:1/-1}.mobile-ad-sticky,.mobile-sticky-bar{display:none}}@media (min-width:980px){.converter-shell{gap:1.25rem}.hero-card-premium{padding:1.5rem}.upload-first-card{padding:1.25rem 1.5rem 1.5rem}.app-layout{grid-template-columns:minmax(0,1fr) 23.5rem;align-items:start}.settings-rail{position:-webkit-sticky;position:sticky;top:1rem}.sidebar-ad{display:grid}}@keyframes spin{to{transform:rotate(1turn)}}@keyframes floatShape{0%,to{transform:translateZ(0) rotate(0deg)}50%{transform:translate3d(.75rem,-.65rem,0) rotate(8deg)}}@keyframes uploadPulse{0%,to{transform:translateY(0)}50%{transform:translateY(-.35rem)}}@keyframes thumbIn{0%{opacity:0;transform:translateY(.5rem) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes successPop{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}.legal-page{min-height:100vh;padding:1rem;color:var(--text)}.legal-card{max-width:920px;margin:0 auto;padding:clamp(1.25rem,4vw,2.5rem);background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.legal-card h1{margin:0;font-size:clamp(2.1rem,7vw,4rem);line-height:1;letter-spacing:-.06em}.legal-card h2{margin:0 0 .65rem;font-size:clamp(1.2rem,3vw,1.6rem);line-height:1.15;letter-spacing:-.035em}.legal-card section{margin-top:1.5rem}.legal-card li,.legal-card p{color:var(--muted-strong);line-height:1.7}.legal-card p{margin:.7rem 0 0}.legal-card ul{margin:.8rem 0 0;padding-left:1.35rem}.legal-updated{display:inline-flex;margin-top:.8rem;padding:.45rem .7rem;border:1px solid var(--border);border-radius:999px;background:var(--surface-alt);color:var(--muted-strong);font-size:.9rem;font-weight:800}.contact-callout{padding:1rem;border:1.5px solid rgba(99,91,255,.18);border-radius:var(--radius-md);background:linear-gradient(135deg,var(--primary-soft),rgba(6,182,212,.08))}