:root{
  --bg:#f7faff;--surface:#ffffff;--surface-2:#eef5ff;--surface-3:#eefaf7;
  --ink:#15314d;--muted:#62758b;--line:#dce7f5;--primary:#2383f7;--primary-2:#1767cf;
  --teal:#18b7a4;--purple:#7557ed;--green:#2fad82;--amber:#e99a2e;--danger:#d95d5d;
  --shadow:0 20px 60px rgba(35,94,155,.12);--shadow-sm:0 10px 28px rgba(35,94,155,.09);
  --radius:24px;--header:82px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Poppins,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%;height:auto}a{color:var(--primary-2);text-decoration:none}button,input,textarea,select{font:inherit}.container{width:min(1180px,calc(100% - 40px));margin:auto}.skip-link{position:absolute;left:-9999px;top:auto}.skip-link:focus{left:20px;top:18px;background:#fff;padding:10px 14px;border-radius:10px;z-index:999}.section{padding:86px 0}.section-soft{background:linear-gradient(180deg,#fff,#f2f7ff)}.section-mint{background:linear-gradient(180deg,#f4fbf9,#fff)}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--primary-2);background:#eaf3ff;border:1px solid #d6e7fc;padding:7px 11px;border-radius:999px}.section-head{max-width:760px;margin-bottom:34px}.section-head.center{text-align:center;margin-left:auto;margin-right:auto}.section-head h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.12;letter-spacing:-.04em;margin:13px 0 14px}.section-head p{margin:0;color:var(--muted);font-size:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:14px;font-weight:800;transition:.2s;border:1px solid transparent}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,var(--primary),#4c95ff);color:#fff;box-shadow:0 12px 26px rgba(35,131,247,.25)}.btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}.btn-teal{background:linear-gradient(135deg,var(--teal),#46cdbd);color:#fff}.tag-row{display:flex;flex-wrap:wrap;gap:9px}.tag{font-size:.82rem;padding:7px 10px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#536980}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
/* Header */
.site-header{position:sticky;top:0;z-index:100;padding:11px 0;background:rgba(247,250,255,.86);backdrop-filter:blur(16px);transition:.2s}.site-header.is-scrolled{box-shadow:0 10px 30px rgba(22,63,105,.08)}.nav-wrap{min-height:60px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:7px 8px 7px 14px;display:flex;align-items:center;gap:22px;box-shadow:0 8px 28px rgba(31,84,140,.07)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:900;white-space:nowrap}.brand img{width:42px;height:42px;object-fit:contain}.nav{margin-left:auto;display:flex;align-items:center;gap:3px}.nav a{color:#53667b;font-size:.88rem;font-weight:700;padding:10px 10px;border-radius:10px}.nav a:hover,.nav a.active{color:var(--primary-2);background:#eef5ff}.nav .download-nav{margin-left:6px;background:var(--ink);color:#fff;padding:10px 15px}.nav .download-nav:hover{background:#214767;color:#fff}.menu-btn{display:none;width:43px;height:43px;border:1px solid var(--line);border-radius:12px;background:#fff;position:relative;margin-left:auto}.menu-btn:before,.menu-btn:after,.menu-btn{background-image:linear-gradient(var(--ink),var(--ink));background-repeat:no-repeat;background-size:20px 2px;background-position:center}.menu-btn:before,.menu-btn:after{content:"";position:absolute;left:11px;width:20px;height:2px;background:var(--ink)}.menu-btn:before{top:13px}.menu-btn:after{bottom:13px}
/* Hero */
.hero{position:relative;overflow:hidden;padding:72px 0 88px;background:radial-gradient(circle at 10% 15%,#e7f3ff 0,transparent 34%),radial-gradient(circle at 92% 18%,#e9fbf7 0,transparent 33%),linear-gradient(180deg,#fbfdff,#f7faff)}.hero:after{content:"";position:absolute;width:440px;height:440px;border:1px solid #d9e8fa;border-radius:50%;right:-230px;bottom:-280px}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}.hero-copy h1{font-size:clamp(3.2rem,6.4vw,6.2rem);line-height:.98;letter-spacing:-.065em;margin:17px 0 22px;max-width:720px}.hero-copy h1 span{color:var(--primary)}.hero-copy p{font-size:1.07rem;color:var(--muted);max-width:690px}.hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin:28px 0 24px}.hero-benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;max-width:680px}.hero-benefit{background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:14px;padding:12px 13px;font-size:.8rem;font-weight:700;color:#526a82}.hero-visual-wrap{position:relative}.hero-image-card{background:linear-gradient(145deg,#fff,#f4f8ff);border:1px solid #d9e8f8;border-radius:34px;padding:18px;box-shadow:var(--shadow);transform:rotate(1deg)}.hero-image-card img{width:100%;max-height:420px;object-fit:contain;border-radius:24px}.float-card{position:absolute;background:#fff;border:1px solid var(--line);border-radius:15px;padding:11px 14px;box-shadow:var(--shadow-sm);font-size:.8rem;font-weight:800}.float-card.one{left:-18px;bottom:42px}.float-card.two{right:-14px;top:36px}.float-card i{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--teal);margin-right:7px}
/* About */
.about-split{display:grid;grid-template-columns:.92fr 1.08fr;gap:46px;align-items:center}.image-panel{background:linear-gradient(145deg,#eff6ff,#f2fbf8);border:1px solid var(--line);border-radius:30px;padding:18px;box-shadow:var(--shadow-sm)}.image-panel img{width:100%;max-height:320px;object-fit:contain;border-radius:20px}.about-copy h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.13;letter-spacing:-.04em;margin:12px 0 15px}.about-copy p{color:var(--muted)}.mini-points{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:20px}.mini-point{padding:13px;border:1px solid var(--line);background:#fff;border-radius:14px;font-size:.86rem;font-weight:700}.mini-point:before{content:"";display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--teal);margin-right:8px}
/* Features */
.bento-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;grid-auto-rows:minmax(180px,auto);gap:16px}.feature-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:22px;position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;width:110px;height:110px;border-radius:50%;right:-40px;top:-40px;background:#eef5ff}.feature-card.big{grid-row:span 2;background:linear-gradient(145deg,#eef6ff,#fff)}.feature-card.accent{background:linear-gradient(145deg,#eefbf8,#fff)}.feature-icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:#eaf3ff;color:var(--primary);font-weight:900;margin-bottom:17px}.feature-card h3{font-size:1.08rem;margin:0 0 8px}.feature-card p{margin:0;color:var(--muted);font-size:.9rem}.feature-card.big h3{font-size:1.45rem}.feature-card.big p{font-size:.96rem}
/* How */
.how-strip{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.how-strip:before{content:"";position:absolute;left:10%;right:10%;top:34px;height:2px;background:#d9e7f7;z-index:0}.step-card{position:relative;z-index:1;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;margin-top:0}.step-number{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:#fff;font-weight:900;border:6px solid var(--bg);margin-bottom:14px}.step-card h3{margin:0 0 7px;font-size:1rem}.step-card p{margin:0;color:var(--muted);font-size:.88rem}
/* Compatibility */
.compat-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:22px;align-items:stretch}.compat-intro{padding:28px;background:linear-gradient(145deg,#eaf4ff,#effbf8);border:1px solid var(--line);border-radius:26px}.compat-intro h2{font-size:2.35rem;line-height:1.13;margin:12px 0}.compat-intro p{color:var(--muted)}.compat-list{display:grid;gap:10px;margin-top:20px}.compat-list div{background:#fff;border:1px solid var(--line);border-radius:13px;padding:11px 13px;font-size:.85rem}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:26px}.compat-table{width:100%;border-collapse:collapse;min-width:620px}.compat-table th,.compat-table td{padding:15px 18px;border-bottom:1px solid var(--line);text-align:left}.compat-table th{background:#f5f9ff;color:#42617d;font-size:.82rem}.compat-table td{font-size:.9rem;color:#536980}.compat-table tr:last-child td{border-bottom:0}
/* Uses */
.use-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.use-card{padding:22px;background:#fff;border:1px solid var(--line);border-radius:22px}.use-card:nth-child(2n){transform:translateY(14px)}.use-icon{width:42px;height:42px;border-radius:14px;background:#eef5ff;display:grid;place-items:center;color:var(--primary-2);font-weight:900;margin-bottom:14px}.use-card h3{font-size:1rem;margin:0 0 7px}.use-card p{font-size:.88rem;color:var(--muted);margin:0}
/* Setup */
.setup-layout{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:start}.setup-card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:26px}.check-item{display:grid;grid-template-columns:34px 1fr;gap:12px;padding:13px 0;border-bottom:1px dashed var(--line)}.check-item:last-child{border-bottom:0}.checkmark{width:30px;height:30px;border-radius:10px;background:#eaf8f5;color:var(--teal);display:grid;place-items:center;font-weight:900}.setup-note{background:linear-gradient(145deg,#172f49,#1d4961);color:#fff;border-radius:26px;padding:28px;min-height:100%}.setup-note p{color:#d2e2ef}.setup-note .code-line{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);padding:12px;border-radius:12px;margin:10px 0;font-size:.86rem}
/* Download */
.download-section{padding:88px 0;background:linear-gradient(135deg,#edf5ff 0%,#f4fbf9 55%,#f5f1ff 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.download-box{display:grid;grid-template-columns:1.04fr .96fr;gap:38px;align-items:center;background:#fff;border:1px solid #d5e4f6;border-radius:32px;padding:34px;box-shadow:var(--shadow)}.download-box h2{font-size:clamp(2.2rem,4.4vw,4rem);line-height:1.08;letter-spacing:-.045em;margin:12px 0 14px}.download-box p{color:var(--muted)}.download-meta{display:flex;flex-wrap:wrap;gap:8px;margin:19px 0 24px}.download-meta span{padding:7px 10px;border:1px solid var(--line);border-radius:999px;font-size:.78rem;background:#f8fbff}.download-art{background:linear-gradient(145deg,#eff6ff,#f3fbf8);border-radius:24px;padding:12px}.download-art img{width:100%;max-height:300px;object-fit:contain;border-radius:18px}
/* Safety + pros */
.safety-pros{display:grid;grid-template-columns:.95fr 1.05fr;gap:18px}.safety-card,.pros-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:25px}.safety-card{background:linear-gradient(145deg,#fff8f6,#fff);border-color:#f0ddd7}.safety-card h2,.pros-card h2{margin-top:0}.safety-card p,.pros-card p{color:var(--muted)}.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:12px}.pros-cons div{border:1px solid var(--line);border-radius:16px;padding:15px;background:#f9fbff}.pros-cons h3{margin:0}.pros-cons ul{padding-left:18px;margin-bottom:0;color:var(--muted);font-size:.88rem}
/* Release + trouble */
.release-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:20px}.release-card{background:linear-gradient(145deg,#1b3952,#17314d);color:#fff;border-radius:25px;padding:27px}.release-card p{color:#d1e1ed}.release-badge{display:inline-block;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);padding:6px 10px;border-radius:999px;font-size:.78rem}.trouble-list{background:#fff;border:1px solid var(--line);border-radius:25px;overflow:hidden}.trouble-item{padding:18px 21px;border-bottom:1px solid var(--line)}.trouble-item:last-child{border-bottom:0}.trouble-item h3{margin:0 0 5px;font-size:1rem}.trouble-item p{margin:0;color:var(--muted);font-size:.88rem}
/* Guides */
.guides-grid,.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.guide-card,.blog-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;transition:.2s}.guide-card:hover,.blog-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}.guide-card img,.blog-card img{width:100%;height:185px;object-fit:contain;background:linear-gradient(145deg,#f5f9ff,#f1faf7);padding:8px}.guide-card .body,.blog-card .body{padding:18px}.guide-card h3,.blog-card h2{font-size:1.02rem;line-height:1.4;margin:0 0 8px}.guide-card p,.blog-card p{color:var(--muted);font-size:.86rem}.blog-card .tag{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--primary-2)}.guide-card a,.blog-card a.more{font-weight:800;font-size:.88rem}
/* FAQ */
.faq-section{background:linear-gradient(180deg,#f0f6ff,#fff);border-top:1px solid var(--line)}.faq-columns{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}.faq-category{background:#fff;border:1px solid var(--line);border-radius:26px;padding:18px;box-shadow:var(--shadow-sm)}.faq-category-head{padding:10px 10px 14px;border-bottom:1px solid var(--line);margin-bottom:10px}.faq-category-head span{display:inline-flex;width:36px;height:36px;border-radius:12px;align-items:center;justify-content:center;background:#eef5ff;color:var(--primary);font-weight:900}.faq-category-head h3{font-size:1.14rem;margin:10px 0 3px}.faq-category-head p{margin:0;color:var(--muted);font-size:.84rem}.faq-item{border-bottom:1px solid var(--line)}.faq-item:last-child{border-bottom:0}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:15px;background:none;border:0;text-align:left;padding:16px 9px;font-weight:800;color:var(--ink);cursor:pointer;font-size:.93rem}.faq-plus{width:28px;height:28px;border-radius:50%;background:#eef5ff;display:grid;place-items:center;color:var(--primary-2);flex:0 0 auto}.faq-answer{padding:0 9px 17px;color:var(--muted);font-size:.88rem}.faq-answer[hidden]{display:none}
/* Footer */
.site-footer{background:#edf4fc;border-top:1px solid var(--line);color:#536980;padding:50px 0 20px}.footer-grid{display:grid;grid-template-columns:1.35fr .65fr .85fr;gap:38px}.footer-logo{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:900}.footer-logo img{width:74px;height:74px;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:18px;padding:6px}.site-footer p{color:#62758b;max-width:560px}.footer-title{display:block;color:var(--ink);font-size:.92rem;margin-bottom:10px}.footer-links,.legal-links{display:flex;flex-direction:column;align-items:flex-start;gap:6px}.footer-links a,.legal-links a{color:#536980;padding:2px 0}.footer-links a:hover,.legal-links a:hover{color:var(--primary-2)}.footer-bottom{text-align:center;border-top:1px solid #d8e4f2;margin-top:30px;padding-top:19px;font-size:.88rem}.footer-bottom a{color:var(--ink);font-weight:800}.footer-disclaimer{margin:6px auto 0!important;max-width:none!important;font-size:.8rem!important;color:#718398!important}
/* Common inner pages */
.page-hero{padding:62px 0 44px;background:radial-gradient(circle at 12% 15%,#e8f4ff 0,transparent 33%),linear-gradient(180deg,#fbfdff,#f4f8ff);border-bottom:1px solid var(--line)}.page-hero .container{max-width:1020px}.breadcrumb{font-size:.8rem;color:#718398;margin-bottom:14px}.page-hero h1{font-size:clamp(2.6rem,5.3vw,4.8rem);line-height:1.04;letter-spacing:-.052em;margin:13px 0 17px}.page-hero p{font-size:1rem;color:var(--muted);max-width:780px}.content-shell{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:25px;align-items:start}.article{background:#fff;border:1px solid var(--line);border-radius:26px;padding:32px;box-shadow:var(--shadow-sm)}.article h2{font-size:1.65rem;line-height:1.25;margin:31px 0 11px}.article h2:first-child{margin-top:0}.article h3{margin:22px 0 8px}.article p,.article li{color:#526981}.article img{width:100%;max-height:330px;object-fit:contain;background:linear-gradient(145deg,#f6faff,#f2fbf8);border-radius:19px;margin:23px 0;padding:8px}.article ul,.article ol{padding-left:21px}.sidebar{position:sticky;top:102px}.side-card{background:#fff;border:1px solid var(--line);border-radius:19px;padding:18px;margin-bottom:14px}.side-card h3{font-size:.95rem;margin:0 0 9px}.side-card a{display:block;padding:5px 0;font-size:.86rem}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.contact-card{padding:22px;background:#fff;border:1px solid var(--line);border-radius:22px}.contact-card h2{font-size:1.05rem;margin:8px 0}.contact-card p{color:var(--muted);font-size:.88rem;margin:0}.contact-icon{width:42px;height:42px;border-radius:14px;background:#eef5ff;display:grid;place-items:center;color:var(--primary);font-weight:900}.contact-note{margin-top:22px;background:linear-gradient(145deg,#eef6ff,#f2fbf8);border:1px solid var(--line);border-radius:24px;padding:24px}.contact-note h2{margin:0 0 8px}.contact-note p{color:var(--muted);margin:0}
.scroll-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border:0;border-radius:14px;background:var(--ink);color:#fff;box-shadow:var(--shadow-sm);cursor:pointer;opacity:0;visibility:hidden;transition:.2s;z-index:80}.scroll-top.show{opacity:1;visibility:visible}.reveal{opacity:0;transform:translateY(14px);transition:opacity .45s ease,transform .45s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:1060px){.nav a{padding:9px 7px;font-size:.82rem}.hero-grid{gap:32px}.bento-grid{grid-template-columns:1fr 1fr}.feature-card.big{grid-row:auto}.use-grid{grid-template-columns:repeat(2,1fr)}.guides-grid,.blog-grid{grid-template-columns:repeat(2,1fr)}.content-shell{grid-template-columns:1fr}.sidebar{position:static}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:860px){.menu-btn{display:block}.nav{position:absolute;top:76px;left:20px;right:20px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px;box-shadow:var(--shadow)}.nav.open{display:flex}.nav a{padding:10px 12px}.nav .download-nav{margin:5px 0 0;text-align:center}.hero{padding-top:48px}.hero-grid,.about-split,.compat-layout,.setup-layout,.download-box,.safety-pros,.release-grid,.faq-columns{grid-template-columns:1fr}.hero-copy{text-align:center}.hero-copy p{margin-left:auto;margin-right:auto}.hero-actions{justify-content:center}.hero-benefits{margin:auto}.hero-visual-wrap{max-width:680px;margin:20px auto 0}.float-card.one{left:10px}.float-card.two{right:10px}.about-split .image-panel{order:2}.how-strip{grid-template-columns:1fr 1fr}.how-strip:before{display:none}.use-card:nth-child(2n){transform:none}.contact-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.container{width:min(100% - 28px,1180px)}.section{padding:68px 0}.hero h1{font-size:3.05rem}.hero-benefits,.mini-points,.bento-grid,.how-strip,.use-grid,.guides-grid,.blog-grid,.pros-cons,.contact-grid{grid-template-columns:1fr}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.hero-image-card{padding:10px}.hero-image-card img{max-height:300px}.float-card{font-size:.72rem;padding:9px 11px}.about-copy h2,.section-head h2{font-size:2.15rem}.image-panel img,.download-art img{max-height:245px}.download-box{padding:22px}.article{padding:22px;border-left:0;border-right:0;border-radius:0}.page-hero h1{font-size:2.8rem}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.guide-card img,.blog-card img{height:165px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.reveal{opacity:1;transform:none;transition:none}}