/* SADH.IO design system v1 — loaded AFTER each page's own <style>, so it restyles legacy tool markup too */
:root{--bg:#f5f6f8;--sf:#fff;--tx:#1d2330;--mu:#5d6676;--br:#c62828;--brd:#a11f1f;--brl:#fdecec;--bd:#e2e5eb;--ok:#16844a;--navy:#0e1a33;--r:14px;--sh:0 1px 2px rgba(16,24,40,.06),0 4px 14px rgba(16,24,40,.06)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--tx);font:15px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans Telugu","Nirmala UI",Arial,sans-serif;text-align:left}
a{color:inherit}
.sx-wrap{max-width:1440px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.sx-hd{position:sticky;top:0;z-index:50;background:#fff6d6;border-bottom:1px solid #f0e2a8}
.sx-hd .sx-in{max-width:1440px;margin:auto;display:flex;align-items:center;gap:14px;padding:9px 20px}
.sx-logo{display:flex;align-items:center;flex:none}.sx-logo img{height:40px;width:auto;display:block;mix-blend-mode:multiply}
.sx-nav{display:flex;gap:2px;margin-left:6px}
.sx-nav>a,.sx-dd>a{display:block;padding:8px 12px;border-radius:9px;font-weight:600;color:#4a4a3a;font-size:14px;text-decoration:none;white-space:nowrap}
.sx-nav>a:hover,.sx-dd:hover>a,.sx-dd.open>a{background:rgba(0,0,0,.06);color:var(--tx)}
.sx-dd.on>a{background:var(--brl);color:var(--br)}
.sx-dd{position:relative}.sx-dd em{font-style:normal;font-size:10px;opacity:.7}
.sx-menu{display:none;position:absolute;left:0;top:100%;min-width:250px;background:#fff;border:1px solid var(--bd);border-radius:12px;box-shadow:0 14px 34px rgba(16,24,40,.18);padding:6px;z-index:70}
.sx-menu:before{content:"";position:absolute;left:0;right:0;top:-10px;height:10px}
.sx-dd:hover .sx-menu,.sx-dd:focus-within .sx-menu,.sx-dd.open .sx-menu{display:block}
.sx-menu a{display:flex;gap:10px;align-items:center;padding:8px 10px;border-radius:9px;color:var(--tx);font-size:14px;font-weight:600;text-decoration:none}
.sx-menu a:hover{background:var(--bg)}
.sx-menu a i{font-style:normal;width:28px;height:28px;border-radius:8px;background:var(--brl);display:grid;place-items:center;flex:none;font-size:14px}
.sx-menu a.more{margin-top:4px;border-top:1px solid var(--bd);border-radius:0 0 9px 9px;color:var(--br);justify-content:flex-start;padding:10px}
.sx-menu a.more:hover{background:var(--brl)}
.sx-menu p{margin:8px 10px;color:var(--mu);font-size:13.5px}
.sx-search{position:relative;flex:1;max-width:380px;margin-left:auto}
.sx-search input{width:100%;border:1px solid #eadfae;background:#fffdf3;border-radius:11px;padding:9px 52px 9px 36px;font:inherit;font-size:14px;color:var(--tx);outline:none}
.sx-search input:focus{border-color:var(--br);background:#fff;box-shadow:0 0 0 3px rgba(198,40,40,.12)}
.sx-search:before{content:"🔍";position:absolute;left:11px;top:50%;transform:translateY(-50%);font-size:13px}
.sx-search kbd{position:absolute;right:10px;top:50%;transform:translateY(-50%);font:12px monospace;background:#fff;border:1px solid var(--bd);border-radius:5px;padding:1px 6px;color:var(--mu);pointer-events:none}
.sx-res{display:none;position:absolute;left:0;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--bd);border-radius:12px;box-shadow:0 12px 32px rgba(16,24,40,.16);max-height:380px;overflow:auto;padding:6px;z-index:60}
.sx-res.open{display:block}
.sx-res a{display:flex;gap:10px;align-items:center;padding:8px 10px;border-radius:9px;text-decoration:none}
.sx-res a:hover,.sx-res a.hl{background:var(--bg)}
.sx-res i{font-style:normal;width:32px;height:32px;border-radius:9px;background:var(--brl);display:grid;place-items:center;flex:none}
.sx-res b{display:block;font-size:14px}.sx-res small{color:var(--mu);font-size:12.5px}
.sx-res p{margin:8px 10px;color:var(--mu);font-size:14px}
.sx-pillbtn{position:relative;display:flex;align-items:center;gap:6px;border:1px solid var(--bd);border-radius:11px;padding:8px 12px;font:inherit;font-weight:600;font-size:14px;background:#fff;color:var(--tx);cursor:pointer;width:auto;margin:0;white-space:nowrap}
.sx-pillbtn:hover{background:var(--bg)}
.sx-pillbtn b{background:var(--br);color:#fff;border-radius:10px;font-size:11px;padding:0 7px;line-height:18px}
.sx-pillbtn b:empty,.sx-pillbtn b[data-n="0"]{display:none}
.sx-my{position:relative}
.sx-mypop{display:none;position:absolute;right:0;top:calc(100% + 8px);width:320px;background:#fff;border:1px solid var(--bd);border-radius:14px;box-shadow:0 12px 32px rgba(16,24,40,.18);padding:10px;z-index:60}
.sx-mypop.open{display:block}
.sx-mypop h4{margin:4px 8px 8px;font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--mu)}
.sx-mypop .sx-empty{margin:6px 8px 10px;color:var(--mu);font-size:14px}
.sx-mypop .it{display:flex;align-items:center;gap:8px;border-radius:10px}
.sx-mypop .it a{flex:1;display:flex;gap:10px;align-items:center;padding:7px 8px;text-decoration:none;border-radius:10px;min-width:0}
.sx-mypop .it a:hover{background:var(--bg)}
.sx-mypop .it i{font-style:normal;width:30px;height:30px;border-radius:9px;background:var(--brl);display:grid;place-items:center;flex:none}
.sx-mypop .it span{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sx-mypop .it button{width:auto;margin:0;padding:4px 9px;background:transparent;color:var(--mu);font-size:16px;border-radius:8px}
.sx-mypop .it button:hover{background:var(--brl);color:var(--br)}
.sx-burger{display:none;width:auto;margin:0;padding:8px 11px;background:#fff;color:var(--tx);border:1px solid var(--bd);font-size:18px;line-height:1}

/* ---------- page head ---------- */
.sx-crumb{font-size:13px;color:var(--mu);margin:18px 0 8px}
.sx-crumb a{text-decoration:none}.sx-crumb a:hover{color:var(--br)}.sx-crumb b{color:var(--tx);font-weight:600}
.sx-title{display:flex;gap:16px;align-items:flex-start;justify-content:space-between;margin-bottom:16px}
.sx-title h1{margin:0;font-size:30px;line-height:1.2;letter-spacing:-.5px;color:var(--tx)}
.sx-title p.sx-intro{margin:8px 0 10px;color:var(--mu);font-size:16px;max-width:760px}
.sx-chips{display:flex;gap:8px;flex-wrap:wrap}
.sx-chip{display:inline-flex;gap:6px;align-items:center;font-size:12.5px;font-weight:600;background:#eaf7ef;color:var(--ok);border-radius:20px;padding:3px 11px}
.sx-chip.b{background:#eaf0ff;color:#2a4fb4}
.sx-star{display:flex;align-items:center;gap:7px;border:1px solid var(--bd);background:#fff;border-radius:11px;padding:9px 14px;font:inherit;font-weight:700;font-size:14px;cursor:pointer;color:var(--tx);width:auto;margin:0;flex:none;white-space:nowrap}
.sx-star:hover{background:var(--bg)}
.sx-star.on{background:#fff7e0;border-color:#f2c94c}

/* ---------- layout ---------- */
.sx-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;align-items:start}
.sx-side{position:sticky;top:76px}
.sx-side .sx-box{background:#fff;border:1px solid var(--bd);border-radius:var(--r);box-shadow:var(--sh);padding:16px;margin-bottom:16px}
.sx-side h4{margin:0 0 8px;font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--mu)}
.sx-rel{display:flex;gap:10px;align-items:center;padding:8px;border-radius:10px;text-decoration:none}
.sx-rel:hover{background:var(--bg)}
.sx-rel i{width:36px;height:36px;border-radius:10px;background:var(--brl);display:grid;place-items:center;font-style:normal;flex:none}
.sx-rel b{display:block;font-size:14px;line-height:1.3}.sx-rel small{color:var(--mu);font-size:12.5px}

/* ---------- tool box (legacy markup, re-skinned) ---------- */
.tool-box{background:#fff;border:1px solid var(--bd);border-radius:var(--r);box-shadow:var(--sh);padding:22px;text-align:center}
.tool-box h1,.tool-box>p:first-of-type{display:none}
.wrapper{max-width:none;margin:0}
.upload-box{border:2px dashed #c9cfda;background:linear-gradient(#fff,#fafbfc);border-radius:14px;padding:34px 20px;transition:.15s}
.upload-box:hover,.upload-box.drag,.upload-box.over{border-color:var(--br);background:var(--brl)}
button{font-family:inherit;font-weight:700;background:var(--br);border-radius:11px;box-shadow:0 2px 8px rgba(198,40,40,.22);transition:background .15s}
button:hover:not(:disabled){background:var(--brd)}
button:disabled{box-shadow:none;background:#b5bbc6}
.btn-inline{box-shadow:0 2px 8px rgba(198,40,40,.3)}
.btn-download{border-radius:11px;box-shadow:0 2px 8px rgba(22,132,74,.3)}
.result-card{border-radius:14px;border-width:1.5px}
.progress-bar{background:var(--br)}
.panel,.mode-box,.info-card{border-radius:12px}
.panel select,.panel input,.panel textarea,.range-row input,select,input[type=text],input[type=number],textarea{font-family:inherit}
.panel input:focus,.panel select:focus,.panel textarea:focus{outline:none;border-color:var(--br);box-shadow:0 0 0 3px rgba(198,40,40,.12)}
.share-bar{background:#fff;border:1px solid var(--bd);border-radius:var(--r);box-shadow:var(--sh);padding:16px;margin:0 0 16px;text-align:left}
.share-bar b{display:block;margin-bottom:10px;font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--mu)}
.share-bar .sb{display:flex;gap:8px;flex-wrap:wrap}
.share-bar .sb a,.share-bar .sb button{width:auto;margin:0;border:1px solid var(--bd);background:#fff;color:var(--tx);border-radius:9px;padding:6px 11px;font-size:13px;font-weight:600;text-decoration:none;box-shadow:none;cursor:pointer}
.share-bar .sb a.wa,.share-bar .sb a.tg,.share-bar .sb a.fb,.share-bar .sb a.tw{color:#fff;border-color:transparent}
.share-bar .sb a.wa{background:#25D366}
.share-bar .sb a:hover,.share-bar .sb button:hover{background:var(--bg)}
.share-bar .sb a.wa:hover{background:#1fb457}

/* ---------- info cards (How / Why / Features / FAQ / About) ---------- */
.sx-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(128px,1fr));gap:12px;margin-top:22px}
.sx-cards a{position:relative;display:block;background:#fff;border:1px solid var(--bd);border-radius:14px;padding:14px;box-shadow:var(--sh);text-decoration:none;color:var(--tx);transition:.15s}
.sx-cards a:hover{border-color:#cfd5e0;transform:translateY(-1px)}
.sx-cards i{font-style:normal;font-size:21px;width:42px;height:42px;border-radius:12px;background:var(--brl);display:grid;place-items:center;margin-bottom:8px}
.sx-cards b{display:block;font-size:15px;line-height:1.3}.sx-cards small{color:var(--mu);font-size:13px}
.sx-cards a.on{border-color:var(--br);box-shadow:0 0 0 3px rgba(198,40,40,.12)}
.sx-js .sx-cards a.on:after{content:"";position:absolute;left:50%;bottom:-9px;width:14px;height:14px;background:#fff;border-right:1px solid var(--br);border-bottom:1px solid var(--br);transform:translateX(-50%) rotate(45deg)}
.sx-panel{background:#fff;border:1px solid var(--bd);border-radius:var(--r);box-shadow:var(--sh);padding:24px;margin-top:14px;text-align:left}
.sx-js .sx-panel{display:none;border-color:var(--br)}
.sx-js .sx-panel.on{display:block;animation:sxin .18s ease}
@keyframes sxin{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.sx-panel h2{margin:0 0 10px;font-size:22px;letter-spacing:-.3px}
.sx-panel h3{font-size:17px}
.sx-panel p{margin:0 0 12px;color:#39414f}
.sx-panel a{color:var(--br)}
/* how-to steps become numbered cards */
#sx-how ul{list-style:none;counter-reset:s;margin:14px 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
#sx-how li{counter-increment:s;position:relative;background:var(--bg);border-radius:12px;padding:14px 14px 14px 52px}
#sx-how li:before{content:counter(s);position:absolute;left:14px;top:14px;width:28px;height:28px;border-radius:50%;background:var(--br);color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px}
/* features become check list */
#sx-features ul{list-style:none;margin:12px 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px}
#sx-features li{position:relative;padding-left:28px}
#sx-features li:before{content:"✓";position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:#eaf7ef;color:var(--ok);display:grid;place-items:center;font-size:12px;font-weight:800}
.sx-panel ul:not(.x){padding-left:20px}
#sx-how ul,#sx-features ul{padding-left:0}
/* FAQ accordion */
details.sx-q{border:1px solid var(--bd);border-radius:12px;margin:0 0 10px;background:#fff}
details.sx-q summary{cursor:pointer;padding:13px 16px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
details.sx-q summary::-webkit-details-marker{display:none}
details.sx-q summary:after{content:"+";font-size:20px;line-height:1;color:var(--br)}
details.sx-q[open] summary:after{content:"–"}
details.sx-q[open]{border-color:#e9c4c4;background:#fffafa}
details.sx-q p{margin:0;padding:0 16px 14px}

/* ---------- footer ---------- */
.sx-ft{background:var(--navy);color:#c9d2e3;margin-top:44px}
.sx-ft .sx-in{max-width:1440px;margin:auto;padding:38px 20px 22px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:28px}
.sx-ft h5{margin:0 0 14px;color:#fff;font-size:13px;letter-spacing:1.2px;text-transform:uppercase}
.sx-ft h5:after{content:"";display:block;width:26px;height:3px;background:var(--br);margin-top:6px;border-radius:2px}
.sx-ft a{display:block;padding:4px 0;font-size:14px;color:#c9d2e3;text-decoration:none}
.sx-ft a:hover{color:#fff}.sx-ft .l a:before{content:"▸ ";color:#8b97b0;font-size:10px}
.sx-ft .flogo{background:#fff;border-radius:12px;padding:8px 12px;display:inline-block}.sx-ft .flogo img{height:44px;display:block}
.sx-ft p{margin:10px 0 0;font-size:14px}.sx-ft .tag{color:#fff;font-weight:600}
.sx-soc{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.sx-soc a{width:34px;height:34px;border-radius:50%;background:#1b2a4a;display:grid;place-items:center;font-size:13px;font-weight:700;color:#fff;padding:0}
.sx-soc a:hover{background:var(--br)}.sx-soc a:before{content:none!important}
.sx-fbot{border-top:1px solid #243457;max-width:1440px;margin:auto;padding:14px 20px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:13px;color:#98a4bd}

/* ---------- responsive ---------- */
@media(max-width:980px){
 .sx-grid{grid-template-columns:minmax(0,1fr)}.sx-side{position:static}
 .sx-nav{display:none}.sx-burger{display:block}
 .sx-nav.open{display:flex;position:absolute;left:0;right:0;top:100%;background:#fff6d6;flex-direction:column;padding:8px 14px 14px;border-bottom:1px solid #f0e2a8;box-shadow:0 10px 20px rgba(16,24,40,.1);margin:0;max-height:75vh;overflow:auto}
 .sx-dd:hover .sx-menu{display:none}.sx-dd.open .sx-menu{display:block}
 .sx-menu{position:static;box-shadow:none;margin:2px 0 6px;min-width:0}.sx-menu:before{display:none}
 .sx-ft .sx-in{grid-template-columns:1fr 1fr}.sx-ft .sx-in>div:first-child{grid-column:1/-1}
}
@media(max-width:640px){
 .sx-wrap,.sx-hd .sx-in{padding-left:14px;padding-right:14px}
 .sx-hd .sx-in{gap:8px}.sx-logo img{height:34px}
 .sx-search{max-width:none}.sx-search kbd{display:none}.sx-search input{padding-right:10px}
 .sx-pillbtn span{display:none}
 .sx-mypop{position:fixed;left:12px;right:12px;top:60px;width:auto}
 .sx-title{flex-direction:column;gap:12px}.sx-title h1{font-size:24px}
 .tool-box{padding:14px}
 .sx-cards{display:flex;overflow-x:auto;scroll-snap-type:x proximity;gap:10px;padding:2px 2px 12px;margin-right:-14px}
 .sx-cards a{flex:0 0 148px;scroll-snap-align:start}
 .sx-panel{padding:16px}
 #sx-how ul,#sx-features ul{grid-template-columns:1fr}
}

/* ---------- ad rails: empty side space on wide screens (put ad code inside .sx-rail) ---------- */
.sx-rail{display:none}
@media(min-width:1780px){
 .sx-rail{display:block;position:fixed;top:86px;width:160px;min-height:600px;z-index:1}
 .sx-rail.l{left:calc(50% - 720px - 176px)}.sx-rail.r{right:calc(50% - 720px - 176px)}
}

/* share bar: tidy buttons */
.share-bar .sb{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.share-bar .sb>*{margin:0!important;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}
.share-bar .sb a.wa{background:#25D366!important}.share-bar .sb a.tg{background:#229ED9!important}.share-bar .sb a.fb{background:#1877F2!important}.share-bar .sb a.tw{background:#111!important}.share-bar .sb button.nat{background:#c62828!important;color:#fff!important}
.share-bar .sb a#shMail,.share-bar .sb button#shCopy{background:#fff!important;color:var(--tx)!important;border:1px solid var(--bd)}
.sx-chip.o{background:#fff3e0;color:#a35a00}
/* legacy-page helpers */
.tool-box .lang-selector-bar{text-align:left}
main{min-width:0}