:root{--navy:#071f41;--deep:#04132c;--orange:#ff8b00;--amber:#ffad28;--ink:#16263c;--muted:#64748b;--bg:#f5f8fc;--border:#e3eaf2;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Cairo,system-ui,sans-serif;color:var(--ink);background:#fff;line-height:1.9}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button{cursor:pointer}img{max-width:100%;height:auto}.container{width:min(1160px,calc(100% - 40px));margin-inline:auto}.skip{position:absolute;top:-100px;background:#fff;padding:12px;z-index:20}.skip:focus{top:0}.header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.98);border-bottom:1px solid var(--border);box-shadow:0 3px 20px #071f4109}.header-inner{min-height:90px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;min-width:200px}.brand img{width:70px;height:70px;object-fit:contain}.brand b{display:block;font-size:20px;font-weight:900;color:var(--navy);line-height:1.4}.brand small{display:block;color:#697b8f;font-size:11px}.header nav{display:flex;gap:21px;margin-inline:auto;align-items:center}.header nav a{font-size:13px;font-weight:800;white-space:nowrap;transition:color .2s}.header nav a:hover,.header nav a[aria-current]{color:#ed7a00}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:12px 25px;border:0;border-radius:12px;background:var(--orange);color:#081d39;font-weight:900;transition:transform .2s,background .2s}.btn:hover{transform:translateY(-2px);background:#ffad32}.btn-small{padding:10px 15px;font-size:12px;white-space:nowrap}.btn-outline{border:1px solid #ffffff65;background:transparent;color:white}.btn-outline:hover{background:#ffffff16}.btn-dark{background:var(--navy);color:#fff}.btn-dark:hover{background:#163e71}.menu-toggle{display:none;border:0;background:transparent;font-size:26px}.hero{background:radial-gradient(ellipse 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a,.read,.text-link{font-weight:900;color:#e77700;font-size:13px}.center{text-align:center;margin-top:34px}.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.steps{display:grid;gap:14px}.steps>div{display:flex;align-items:center;gap:19px;padding:20px;background:#fff;border:1px solid var(--border);border-radius:14px}.steps b{font-size:29px;color:#ff930e}.steps strong,.steps small{display:block}.steps small{font-size:12px;color:var(--muted)}.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.blog-art{background:radial-gradient(circle at 15% 15%,#fda41d 0%,transparent 24%),linear-gradient(130deg,#07234c,#0c4077);height:170px;color:white;padding:20px;display:flex;flex-direction:column;justify-content:center;gap:6px;position:relative}.blog-art:after{content:'✦';position:absolute;left:23px;bottom:5px;font-size:90px;color:#ffffff13}.blog-art span,.blog-art small{font-size:12px;color:#ffd5a0}.blog-art 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h1{font-size:clamp(30px,4vw,48px);line-height:1.5;margin:15px 0}.page-hero p,.article-banner p{max-width:740px;color:#d2dfed}.notice{background:#fff8e9;border:1px solid #ffdfa4;border-radius:13px;padding:19px 22px;margin:25px 0;color:#5c421b;font-size:14px}.feature-panel{background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:28px}.feature-panel>div{padding:12px 0;border-top:1px solid var(--border)}.feature-panel strong{margin-right:10px}.narrow{max-width:820px}.faq{border:1px solid var(--border);border-radius:12px;margin-bottom:14px;padding:16px 24px}.faq summary{cursor:pointer;font-weight:900;color:var(--navy)}.faq p{color:var(--muted);font-size:14px}.contact-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:30px}.form-card,.contact-aside{border:1px solid var(--border);border-radius:20px;padding:30px}.form-card label{display:block;font-weight:800;font-size:13px;margin-top:14px}.form-card input,.form-card textarea,.search-wrap 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a{font-size:14px;padding:8px}.hero-grid,.split,.contact-grid,.article-layout{grid-template-columns:1fr}.hero-grid{padding-top:60px}.hero-visual img{max-width:390px}.hero h1{font-size:35px}.section{padding:55px 0}.cards,.blog-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:18px}.copyright,.cta-inner{flex-direction:column;align-items:flex-start}.article-side{position:static;order:-1}.toc{max-height:280px;overflow:auto}.page-hero,.article-banner{padding:48px 0}.article-content{font-size:15px}.hero-trust{gap:10px}}

/* v2: article readability, sticky-header safety and responsive layout */
html{scroll-padding-top:112px} .article-banner{position:relative;isolation:isolate;padding:92px 0 72px;min-height:310px;background:linear-gradient(115deg,#06152e 0%,#11386b 100%)}
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