:root{--color-primary: #7c3aed;--color-primary-500: #7834ec;--color-primary-600: #5f14e0;--color-primary-100: #ede9fe;--color-accent: #046bd2;--color-text: #111827;--color-muted: #475569;--color-bg: #fdfcff;--color-surface: #ffffff;--color-surface-alt: #f6f4ff;--color-border: #e5e7eb;--color-shadow: rgba(15, 23, 42, .08);--color-shadow-strong: rgba(15, 23, 42, .14);--font-heading: "Montserrat", "Segoe UI", sans-serif;--font-body: "Source Sans Pro", "Segoe UI", sans-serif;--container: 1200px;--radius-sm: 12px;--radius: 18px;--radius-lg: 28px;--shadow-sm: 0 10px 30px var(--color-shadow);--shadow-md: 0 24px 60px var(--color-shadow-strong);--header-height: 86px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font-body);color:var(--color-text);background:radial-gradient(1200px 400px at 10% -10%,rgba(124,58,237,.12),transparent 60%),radial-gradient(900px 420px at 90% 0%,rgba(4,107,210,.12),transparent 55%),linear-gradient(180deg,#ffffffeb,#f7f6ffb3 40%,#fffffff5),var(--color-bg);min-height:100vh;line-height:1.6}img{max-width:100%;display:block}[hidden]{display:none!important}a{color:inherit;text-decoration:none}a:hover{color:var(--color-primary-600)}p{margin:0 0 1rem}h1,h2,h3,h4,h5{font-family:var(--font-heading);margin:0 0 .8rem;line-height:1.2}main{display:block}.container{max-width:var(--container);margin:0 auto;padding:0 1.5rem}.shell-fragment{display:contents}.site-header{position:sticky;top:0;z-index:10;background:#fffffff2;backdrop-filter:blur(10px);border-bottom:none}.site-header--transparent{position:absolute;top:0;left:0;right:0;background:transparent;border-bottom:none;backdrop-filter:none;box-shadow:none}.has-transparent-header main{padding-top:var(--header-height)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:1rem 0;position:relative}.brand{display:inline-flex;align-items:center;gap:.75rem}.brand img{width:180px;height:auto}.nav-toggle{display:none}.nav-toggle-label{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:999px;border:none;background:transparent;padding:0;color:var(--color-primary);cursor:pointer}.nav-toggle-icon{position:relative;width:24px;height:2px;background:currentColor;border-radius:999px;transition:background .2s ease}.nav-toggle-icon:before,.nav-toggle-icon:after{content:"";position:absolute;left:0;width:24px;height:2px;background:currentColor;border-radius:999px;transition:transform .2s ease,top .2s ease}.nav-toggle-icon:before{top:-7px}.nav-toggle-icon:after{top:7px}.nav-toggle:checked+.nav-toggle-label .nav-toggle-icon{background:transparent}.nav-toggle:checked+.nav-toggle-label .nav-toggle-icon:before{top:0;transform:rotate(45deg)}.nav-toggle:checked+.nav-toggle-label .nav-toggle-icon:after{top:0;transform:rotate(-45deg)}.site-nav{display:flex;align-items:center;gap:1.2rem;align-self:stretch}.site-nav a,.site-nav summary{font-family:var(--font-body);font-weight:400;font-size:1.125rem;color:var(--color-primary);cursor:pointer}.site-nav a:hover,.site-nav summary:hover,.site-nav a:focus,.site-nav summary:focus{color:var(--color-primary-500)}.site-nav summary{list-style:none;display:inline-flex;align-items:center;gap:.45rem}.site-nav summary::-webkit-details-marker{display:none}.site-nav summary::marker{content:""}.nav-caret{display:inline-flex;align-items:center;transition:transform .2s ease}.nav-caret svg{width:12px;height:8px;display:block;stroke:currentColor}.nav-item{position:relative}.nav-item--mega{position:static;display:flex;align-items:center;height:100%}.mega-menu{position:absolute;left:0;right:0;top:100%;background:var(--color-surface);border-radius:0;box-shadow:var(--shadow-md);padding:2rem 2.25rem;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2.5rem;opacity:0;transform:translateY(8px);pointer-events:none;border:1px solid rgba(229,231,235,.7);border-top:2px solid var(--color-primary)}.nav-item--mega:hover .mega-menu{opacity:1;transform:translateY(0);pointer-events:auto}.mega-links a{display:block;padding:.6rem 0;font-weight:400;color:var(--color-primary);line-height:1.7}.mega-links a:hover{color:var(--color-primary-500)}.hero{padding:4.5rem 0 2.5rem}.hero--combined{position:relative;background:var(--color-surface-alt);margin-top:calc(var(--header-height) * -1);padding-top:calc(4.5rem + var(--header-height));padding-bottom:2.5rem;overflow:visible}.hero--tools{background:var(--color-surface-alt)}.hero--combined .hero-inner{position:relative;z-index:1}.hero-inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2.5rem;align-items:center}.hero-inner--center{grid-template-columns:1fr;justify-items:center;text-align:center}.hero-inner--center .hero-subtitle{max-width:720px;margin-left:auto;margin-right:auto}.hero-inner--center .hero-actions{justify-content:center}.hero-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.35rem .9rem;border-radius:999px;background:var(--color-primary-100);color:var(--color-primary-600);font-weight:600;font-size:.85rem}.hero-badge--spaced{margin-bottom:.5rem}.hero-title{font-size:clamp(2.4rem,2.2rem + 2vw,3.6rem)}.hero-subtitle{font-size:1.1rem;color:var(--color-muted)}.hero-actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:1.8rem}.hero-panel{background:var(--color-surface);border-radius:var(--radius-lg);padding:2rem;border:1px solid rgba(229,231,235,.7);box-shadow:var(--shadow-sm)}.hero-panel--cta{background:var(--color-primary);color:#fff;border-color:transparent}.hero-panel--cta p{color:#fff}.hero-panel--cta .button-primary--cta,.hero-panel--cta .button-primary--cta:hover{background:#0d0614;color:#fff}.hero-panel ul{margin:0;padding-left:1.2rem;color:var(--color-muted)}.section{padding:2.5rem 0}.tools-body{background:var(--color-surface)}.section--compact{padding-top:1.5rem}.section--balanced{padding:1.5rem 0}.section--flush-top{padding-top:0}.reveal{animation:fade-up .7s ease both;animation-delay:var(--delay, 0s)}.delay-1{--delay: .08s}.delay-2{--delay: .16s}.delay-3{--delay: .24s}.section-title{font-size:2rem}.section-lede{color:var(--color-muted);max-width:720px}.tools-search{display:flex;flex-direction:column;gap:.75rem}.tools-search-stack{display:flex;flex-direction:column;gap:.8rem}.tools-search__input{width:100%;border-radius:999px;border:1px solid var(--color-border);padding:.85rem 1.2rem;font-size:1rem;font-family:var(--font-body);background:#fff}.tools-search__input:focus{outline:2px solid var(--color-primary-100);border-color:var(--color-primary)}.tools-empty{margin:0;color:var(--color-muted);font-size:1rem}.tools-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem}.tool-card{background:var(--color-surface);border-radius:var(--radius);border:1px solid rgba(229,231,235,.8);padding:1.5rem;display:flex;flex-direction:column;gap:1rem;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.tool-card h2{margin:0;font-size:1.3rem}.tool-card p{margin:0;color:var(--color-muted)}.tool-card__actions{margin-top:auto}.button{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:999px;border:1px solid transparent;font-weight:600;font-size:1rem}.button-primary{background:var(--color-primary);color:#fff;box-shadow:none;border-radius:4px;padding:.9rem 2.5rem;font-size:1.05rem}.button-primary--cta{box-shadow:none;border-radius:4px;padding:.9rem 2.5rem;font-size:1.05rem}.button-primary:hover{background:var(--color-primary-600);color:#fff}.button.is-disabled{opacity:.6;pointer-events:none}.button:disabled{opacity:.6;cursor:not-allowed}.button-secondary{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-surface)}.button-secondary:hover{border-color:var(--color-primary-600);color:var(--color-primary-600)}.converter{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid rgba(229,231,235,.8);padding:2rem;box-shadow:var(--shadow-sm)}.converter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:2rem;align-items:stretch}.converter-panel{display:flex;flex-direction:column;gap:0}.converter-dropzone{position:relative;border-radius:var(--radius);border:1px dashed var(--color-primary);background:#7c3aed0f;min-height:300px;flex:1;padding:1.5rem;display:flex;align-items:center;justify-content:center;text-align:center;cursor:pointer;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}.converter-dropzone input[type=file]{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);border:0}.converter-dropzone.is-dragover{border-color:var(--color-primary-600);background:#7c3aed1f;box-shadow:0 10px 22px #7c3aed1f}.dropzone-content{display:flex;flex-direction:column;align-items:center;gap:.35rem}.dropzone-icon{width:44px;height:44px;color:var(--color-primary-600)}.dropzone-title{font-weight:600;color:var(--color-text)}.dropzone-subtitle{font-size:.9rem;color:var(--color-muted)}.converter-meta{display:flex;align-items:center;gap:1rem;color:var(--color-muted);font-size:.9rem}.converter-status:empty{display:none}.converter-output{background:var(--color-surface-alt);border-radius:var(--radius);padding:1.5rem;min-height:260px;display:flex;flex-direction:column;gap:1rem;align-items:center;justify-content:center}.output-preview{width:100%;min-height:180px;border-radius:var(--radius-sm);background:#fff;border:1px solid rgba(229,231,235,.8);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;padding:1rem;text-align:center;color:var(--color-muted)}.output-preview img{max-height:220px;max-width:100%;object-fit:contain}.output-preview img:not([src]),.output-preview img[src=""]{display:none}.output-actions{width:100%;display:flex;flex-direction:column;gap:.75rem;align-items:center}.output-meta{font-size:.9rem;color:var(--color-muted)}.tool-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.tool-step{background:var(--color-surface);border-radius:var(--radius);padding:1.5rem;border:1px solid rgba(229,231,235,.8)}.tool-step span{font-weight:700;color:var(--color-primary-600);display:inline-block;margin-bottom:.6rem}.tool-faq{border-top:1px solid rgba(229,231,235,.8);padding-top:2rem}.faq-item{padding:1rem 0;border-bottom:1px solid rgba(229,231,235,.6)}.faq-item h4{margin-bottom:.4rem}.site-footer{border-top:1px solid #d8d8f5;padding:1.25rem 0;margin-top:0;background:#fff}.footer-inner{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:center;text-align:center}.footer-text{color:#454f5e;font-size:1rem;font-weight:400;margin:0;line-height:1.6}.footer-links{display:flex;flex-wrap:wrap;gap:.75rem}.footer-text a{color:#7c3aed;font-weight:400;text-decoration:none}.footer-text a:hover,.footer-text a:focus{color:#5f14e0;text-decoration:none}.badge-list{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1rem}.badge{border-radius:999px;background:var(--color-surface-alt);color:var(--color-primary-600);font-weight:600;padding:.4rem .9rem;font-size:.85rem}.breadcrumbs{font-size:.9rem;color:var(--color-muted);margin-bottom:1rem}@media(max-width:900px){.tools-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.nav-toggle-label{display:inline-flex}.site-nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--color-surface);border-radius:0;padding:.25rem 0;border:1px solid rgba(229,231,235,.8);border-left:0;border-right:0;box-shadow:none;min-width:0;gap:0;display:none}.site-nav a,.site-nav summary{width:100%;justify-content:space-between;padding:1rem 1.5rem;font-size:1.1rem;color:#454f5e}.site-nav a:hover,.site-nav summary:hover{color:var(--color-primary);background:#f2f0fe}.site-nav a{border-bottom:1px solid rgba(229,231,235,.6)}.nav-item--mega{width:100%;display:block}.nav-item--mega summary{border-bottom:1px solid rgba(229,231,235,.6)}.nav-item--mega summary .nav-caret{width:38px;height:38px;border-radius:10px;border:1px solid rgba(229,231,235,.7);background:#fff;justify-content:center}.nav-item--mega[open]>summary{color:var(--color-primary);background:#f2f0fe}.nav-item--mega[open]>summary .nav-caret{transform:rotate(180deg)}.nav-toggle:checked~.site-nav{display:flex}.nav-item--mega .mega-menu{position:static;min-width:0;width:100%;box-shadow:none;border:none;border-top:1px solid #d8d8f5;padding:.5rem 1.5rem .8rem;grid-template-columns:1fr;gap:0;opacity:1;transform:none;pointer-events:auto;display:none;background:#f2f0fe}.nav-item--mega[open] .mega-menu{display:grid}.nav-item--mega .mega-links a{padding:.85rem 0 .85rem 1.5rem;font-size:1.05rem;color:#454f5e;position:relative;line-height:1.6}.nav-item--mega .mega-links a:before{content:">";position:absolute;left:0;color:var(--color-primary)}.nav-item--mega .mega-links a:hover{color:var(--color-primary)}}@media(max-width:600px){:root{--header-height: 76px}.tools-grid{grid-template-columns:minmax(0,1fr)}.header-inner{padding:1rem .5rem}.hero{padding-top:3rem}.hero--combined{padding-top:calc(3rem + var(--header-height));padding-bottom:2rem}.hero-panel,.converter{padding:1.5rem}}@media(prefers-reduced-motion:reduce){.reveal{animation:none}}@keyframes fade-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}