:root{
  --ink:#0b1220;
  --muted:#64748b;
  --line:#dce5ec;
  --soft:#f5f8fb;
  --panel:#ffffff;
  --accent:#16a085;
  --accent-2:#00b8a9;
  --accent-soft:#e9fbf6;
  --shadow:0 24px 70px rgba(15,23,42,.10);
  --radius-xl:28px;
  --radius-lg:20px;
  --radius-md:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
.shell{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.skip-link{position:fixed;left:16px;top:10px;transform:translateY(-160%);background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px;z-index:1000;transition:.2s}
.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,229,236,.85)}
.header-inner{height:74px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.035em;font-size:19px;white-space:nowrap}
.brand>span:last-child>span{color:var(--accent)}
.brand-mark{color:var(--accent);display:grid;place-items:center}
.main-nav{display:flex;align-items:center;gap:25px;margin-inline:auto;color:#475569;font-size:14px;font-weight:650}
.main-nav a{position:relative;padding:8px 0}
.main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:2px;height:2px;background:var(--accent);transition:right .2s}
.main-nav a:hover:after{right:0}
.language-picker{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:12px;padding:0 10px;background:#fff;min-width:154px}
.language-picker svg{width:18px;height:18px;fill:none;stroke:#64748b;stroke-width:1.7}
.language-picker select{width:100%;height:40px;border:0;outline:0;background:transparent;color:#334155;font-weight:650;font-size:14px;cursor:pointer}
.hero-section{position:relative;overflow:hidden;padding:78px 0 168px;background:linear-gradient(180deg,#f7fbfb 0%,#f4f8fb 100%);border-bottom:1px solid #e8eef2}
.hero-copy{text-align:center;position:relative;z-index:2}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.09em;color:#52706b;background:#fff;border:1px solid #dfe9e7;border-radius:999px;padding:8px 13px;box-shadow:0 7px 20px rgba(15,23,42,.04)}
.eyebrow span{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(22,160,133,.12)}
h1{font-size:clamp(40px,6.2vw,72px);line-height:1.02;letter-spacing:-.055em;margin:22px auto 16px;max-width:900px}
.hero-lead{font-size:clamp(18px,2vw,22px);line-height:1.55;color:#526273;max-width:760px;margin:0 auto}
.privacy-pill{margin:25px auto 0;display:flex;align-items:flex-start;gap:10px;max-width:780px;width:fit-content;text-align:start;color:#49605d;font-size:14px;background:rgba(255,255,255,.78);border:1px solid #dce8e5;border-radius:14px;padding:12px 15px}
.privacy-pill svg{width:20px;height:20px;flex:0 0 auto;fill:none;stroke:var(--accent);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;margin-top:1px}
.hero-orb{position:absolute;border-radius:50%;filter:blur(1px);pointer-events:none}
.hero-orb-a{width:360px;height:360px;left:-140px;top:70px;background:radial-gradient(circle at 50% 50%,rgba(34,197,165,.14),rgba(34,197,165,0) 68%)}
.hero-orb-b{width:420px;height:420px;right:-170px;top:-80px;background:radial-gradient(circle at 50% 50%,rgba(79,132,255,.11),rgba(79,132,255,0) 70%)}
.generator-section{margin-top:-94px;position:relative;z-index:3;padding-bottom:78px}
.tool-card{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);background:var(--panel);border:1px solid #e0e8ee;border-radius:var(--radius-xl);box-shadow:var(--shadow);overflow:hidden}
.tool-form-panel,.tool-preview-panel{padding:34px 38px}
.tool-preview-panel{background:linear-gradient(160deg,#f7fbfa,#eff5f8);border-inline-start:1px solid #e2eaee;position:relative}
.panel-heading,.preview-header{display:flex;align-items:center;gap:12px;margin-bottom:27px}
.panel-heading h2,.preview-header h2{font-size:21px;letter-spacing:-.025em;line-height:1.3;margin:0}
.mini-icon{width:38px;height:38px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.mini-icon svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round}
.field-group{margin-bottom:20px}
.field-group>label,.style-field legend,.color-field>span:first-child{display:block;font-size:13px;font-weight:800;color:#334155;margin-bottom:8px}
input[type=text],input[type=password],select#security{width:100%;height:49px;border:1px solid #ced9e1;border-radius:12px;background:#fff;color:var(--ink);padding:0 14px;outline:0;transition:border-color .15s,box-shadow .15s,background .15s}
input[type=text]:focus,input[type=password]:focus,select#security:focus{border-color:#7ac8b7;box-shadow:0 0 0 4px rgba(22,160,133,.10)}
input:disabled{background:#f2f5f7;color:#94a3b8}
.password-wrap{position:relative}
.password-wrap input{padding-inline-end:50px}
.icon-button{position:absolute;inset-inline-end:6px;top:5px;width:39px;height:39px;border:0;background:transparent;border-radius:9px;color:#708090;display:grid;place-items:center}
.icon-button:hover{background:#f2f6f7}
.icon-button svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8}
.field-error{min-height:0;margin:5px 2px 0;color:#b42318;font-size:12px;font-weight:650}
.field-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:18px;align-items:start}
.switch-field{display:flex;gap:16px;justify-content:space-between;align-items:center;min-height:73px;border:1px solid #dce5ea;border-radius:13px;padding:11px 13px;margin-top:0}
.switch-label{display:block;font-size:13px;font-weight:800;color:#334155;line-height:1.35}
.switch-field small{display:block;color:#7b8b99;font-size:11px;line-height:1.35;margin-top:3px}
.switch{position:relative;flex:0 0 auto}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch span{display:block;width:42px;height:24px;background:#d6dee4;border-radius:999px;position:relative;transition:.2s}
.switch span:before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;box-shadow:0 1px 4px rgba(15,23,42,.25);transition:.2s}
.switch input:checked+span{background:var(--accent)}
.switch input:checked+span:before{transform:translateX(18px)}
[dir=rtl] .switch input:checked+span:before{transform:translateX(-18px)}
.style-field{border:0;padding:0;margin:1px 0 20px;min-width:0}
.style-options{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
.style-options label{position:relative}
.style-options input{position:absolute;opacity:0}
.style-options span{height:45px;border:1px solid #d9e3e9;border-radius:11px;display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;font-weight:750;color:#536273;transition:.15s;cursor:pointer}
.style-options input:checked+span{border-color:#5fbea9;background:#f1fcf8;color:#195c50;box-shadow:inset 0 0 0 1px #5fbea9}
.style-options i{width:12px;height:12px;background:currentColor;display:inline-block}
.style-rounded{border-radius:4px}
.style-dots{border-radius:50%}
.colors-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px}
.color-control{height:46px;border:1px solid #dce5ea;border-radius:11px;display:flex;align-items:center;padding:5px 10px;gap:10px}
.color-control input[type=color]{width:29px;height:29px;border:0;padding:0;background:none;cursor:pointer}
.color-control code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#526273;font-size:12px}
.primary-actions{display:grid;grid-template-columns:1fr auto;gap:10px}
.button{height:49px;border-radius:12px;border:1px solid transparent;padding:0 18px;font-weight:800;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .15s,box-shadow .15s,background .15s,border-color .15s}
.button:active{transform:translateY(1px)}
.button svg{width:18px;height:18px}
.button-primary{background:var(--ink);color:#fff;box-shadow:0 10px 22px rgba(15,23,42,.17)}
.button-primary:hover{background:#172033;box-shadow:0 12px 27px rgba(15,23,42,.22)}
.button-primary svg{fill:currentColor}
.button-secondary{border-color:#d5dfe6;background:#fff;color:#526273}
.button-secondary:hover{background:#f7f9fa}
.preview-header{justify-content:space-between}
.live-badge{display:flex;align-items:center;gap:7px;font-size:10px;font-weight:900;letter-spacing:.12em;color:#49706a;border:1px solid #d7e5e2;border-radius:999px;padding:6px 9px;background:#fff}
.live-badge i{width:7px;height:7px;border-radius:50%;background:#21aa8d;box-shadow:0 0 0 4px rgba(33,170,141,.12)}
.qr-stage{width:min(100%,344px);aspect-ratio:1;border-radius:22px;background:#fff;border:1px solid #dce5ea;margin:0 auto;padding:22px;box-shadow:0 14px 34px rgba(15,23,42,.08);display:grid;place-items:center}
.qr-stage canvas{width:100%;height:100%;image-rendering:auto;border-radius:5px}
.empty-state{text-align:center;color:#82909e;max-width:210px;font-size:13px;line-height:1.45}
.empty-state p{margin:15px 0 0}
.empty-qr{width:92px;height:92px;margin:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:7px;opacity:.7}
.empty-qr span{border-radius:6px;background:#dce5e8}
.empty-qr span:nth-child(2),.empty-qr span:nth-child(4),.empty-qr span:nth-child(6),.empty-qr span:nth-child(8){background:#eef2f4}
.scan-caption{text-align:center;margin:14px 0 0;font-size:13px;font-weight:750;color:#5b6a78}
.download-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
.button-download{border-color:#cbd9df;background:#fff;color:#2d4a47}
.button-download:not(:disabled):hover{border-color:#7ab9aa;background:#f4fcf9}
.button:disabled,.secondary-actions button:disabled{opacity:.45;cursor:not-allowed}
.secondary-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:9px}
.secondary-actions button{height:40px;border:0;background:transparent;color:#667684;font-size:12px;font-weight:750;display:flex;align-items:center;justify-content:center;gap:7px;border-radius:9px}
.secondary-actions button:not(:disabled):hover{background:#e8f0f1;color:#314b48}
.secondary-actions svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.toast{position:absolute;left:50%;bottom:20px;transform:translate(-50%,10px);opacity:0;pointer-events:none;background:#0f172a;color:#fff;border-radius:10px;padding:9px 12px;font-size:12px;font-weight:700;transition:.2s;white-space:nowrap}
.toast.show{opacity:1;transform:translate(-50%,0)}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px}
.benefit-card{display:flex;align-items:flex-start;gap:14px;border:1px solid #e0e8ed;border-radius:17px;padding:18px 20px;background:#fff}
.benefit-number{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:900;color:var(--accent);background:var(--accent-soft);border-radius:8px;padding:4px 7px;margin-top:1px}
.benefit-card h3{font-size:14px;line-height:1.3;margin:0 0 4px}
.benefit-card p{font-size:12.5px;line-height:1.5;color:#71808d;margin:0}
.content-section{padding:76px 0}
.how-section{background:#fff;border-top:1px solid #eef2f4}
.section-heading{display:grid;grid-template-columns:48px 1fr;gap:20px;align-items:start;margin-bottom:32px}
.section-kicker,.article-index{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--accent);font-size:12px;font-weight:900;letter-spacing:.06em;padding-top:7px}
.section-heading h2{font-size:clamp(28px,4vw,42px);letter-spacing:-.04em;line-height:1.12;margin:0 0 8px}
.section-heading p{margin:0;color:#6a7a88;font-size:16px}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-left:68px}
[dir=rtl] .steps-grid{margin-left:0;margin-right:68px}
.step-card{border-top:2px solid #dce5e9;padding:21px 4px 0;position:relative}
.step-card>span{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:900;color:#8da09d}
.step-card h3{font-size:18px;letter-spacing:-.02em;margin:9px 0 7px}
.step-card p{margin:0;color:#6d7c89;font-size:14px}
.seo-section{background:#f7f9fb;border-top:1px solid #edf1f4;border-bottom:1px solid #edf1f4}
.article-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.article-card{padding:32px 34px;background:#fff;border:1px solid #e0e7ec;border-radius:20px}
.article-card h2{font-size:24px;line-height:1.2;letter-spacing:-.03em;margin:10px 0 14px}
.article-card p{font-size:14.5px;color:#627280;margin:0 0 13px}
.article-card p:last-child{margin-bottom:0}
.article-card.accent-card{background:#10201e;color:#fff;border-color:#10201e}
.article-card.accent-card .article-index{color:#5fd2ba}
.article-card.accent-card p{color:#b9cbc7}
.faq-section{padding-bottom:90px}
.faq-shell{max-width:980px}
.faq-heading{margin-bottom:24px}
.faq-list{margin-left:68px;border-top:1px solid #dfe6eb}
[dir=rtl] .faq-list{margin-left:0;margin-right:68px}
.faq-list details{border-bottom:1px solid #dfe6eb}
.faq-list summary{list-style:none;cursor:pointer;padding:20px 2px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:16px;font-weight:800}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary i{width:18px;height:18px;position:relative;flex:0 0 auto}
.faq-list summary i:before,.faq-list summary i:after{content:"";position:absolute;background:#657681;left:50%;top:50%;transform:translate(-50%,-50%);transition:.2s}
.faq-list summary i:before{width:14px;height:1.5px}
.faq-list summary i:after{width:1.5px;height:14px}
.faq-list details[open] summary i:after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-answer{padding:0 42px 19px 2px}
[dir=rtl] .faq-answer{padding:0 2px 19px 42px}
.faq-answer p{margin:0;color:#647482;font-size:14.5px}
.site-footer{background:#0b1220;color:#d7e0e9;padding:38px 0}
.footer-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:34px}
.footer-brand{color:#fff}
.footer-brand .brand-mark{color:#4fd2b5}
.footer-inner p{margin:8px 0 0;color:#8393a5;font-size:13px}
.footer-meta{display:flex;flex-direction:column;align-items:flex-end;gap:6px;color:#738397;font-size:12px;text-align:end}
[dir=rtl] .footer-meta{align-items:flex-start;text-align:start}
@media (max-width:980px){
 .main-nav{display:none}
 .language-picker{margin-inline-start:auto}
 .tool-card{grid-template-columns:1fr}
 .tool-preview-panel{border-inline-start:0;border-top:1px solid #e2eaee}
 .tool-preview-panel{padding-top:30px}
 .benefit-grid{grid-template-columns:1fr}
 .article-grid{grid-template-columns:1fr}
}
@media (max-width:680px){
 .shell{width:min(1180px,calc(100% - 26px))}
 .header-inner{height:66px;gap:10px}
 .brand{font-size:16px;gap:7px}
 .brand-mark svg{width:34px;height:34px}
 .language-picker{min-width:0;width:48px;padding:0 9px;position:relative}
 .language-picker select{position:absolute;inset:0;opacity:0;width:100%;cursor:pointer}
 .language-picker svg{width:20px;height:20px;margin:auto}
 .hero-section{padding:58px 0 135px}
 h1{font-size:42px}
 .hero-lead{font-size:17px}
 .privacy-pill{font-size:12.5px}
 .generator-section{margin-top:-78px;padding-bottom:58px}
 .tool-card{border-radius:22px}
 .tool-form-panel,.tool-preview-panel{padding:25px 20px}
 .field-grid{grid-template-columns:1fr}
 .switch-field{margin-top:-3px}
 .style-options span{font-size:11px;gap:5px;padding:0 5px}
 .colors-row{gap:9px}
 .color-control{padding:5px 7px;gap:7px}
 .color-control code{font-size:10.5px}
 .primary-actions{grid-template-columns:1fr}
 .qr-stage{padding:18px}
 .content-section{padding:58px 0}
 .section-heading{grid-template-columns:34px 1fr;gap:12px}
 .section-heading h2{font-size:30px}
 .steps-grid,.faq-list{margin-left:46px}
 [dir=rtl] .steps-grid,[dir=rtl] .faq-list{margin-left:0;margin-right:46px}
 .steps-grid{grid-template-columns:1fr;gap:24px}
 .article-card{padding:26px 23px}
 .faq-list summary{font-size:15px;padding:18px 0}
 .footer-inner{align-items:flex-start;flex-direction:column}
 .footer-meta{align-items:flex-start;text-align:start}
}
@media (max-width:420px){
 .brand>span:last-child{font-size:15px}
 h1{font-size:37px}
 .eyebrow{font-size:11px}
 .style-options{grid-template-columns:1fr}
 .style-options span{justify-content:flex-start;padding-inline:14px}
 .colors-row{grid-template-columns:1fr}
 .download-actions{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}