:root{--primary:#14bfed;--black:#111111;--dark:#1C1C1C;--mid:#2B2B2B;--light:#F5F5F5;--white:#ffffff;--muted:#666;--shadow:0 14px 34px rgba(0,0,0,.08);--radius:18px}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--light);color:var(--black);line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}header,.site-header{position:sticky;top:0;z-index:10;background:linear-gradient(135deg,var(--primary),#0a97c0);box-shadow:0 6px 22px rgba(0,0,0,.12)}.container{width:min(1120px,92%);margin:0 auto}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px}.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;font-size:22px}.logo img{width:44px;height:44px;object-fit:contain;border-radius:12px;background:#fff;padding:4px}nav{position:absolute;left:4%;right:4%;top:72px;background:#fff;border-radius:0 0 20px 20px;box-shadow:var(--shadow);padding:14px;display:none;flex-direction:column;gap:4px}nav a{padding:12px 14px;border-radius:14px;color:var(--dark);font-weight:700}nav a:hover{background:rgba(20,191,237,.12)}.nav-toggle{display:none}.mobile-nav{width:42px;height:42px;display:flex;flex-direction:column;justify-content:center;gap:6px;align-items:center;border-radius:14px;background:rgba(255,255,255,.18);cursor:pointer}.mobile-nav span{width:22px;height:2px;background:#fff;border-radius:2px}.nav-toggle:checked~nav{display:flex}.hero,.banner{background:linear-gradient(135deg,var(--dark),var(--mid));color:#fff;padding:54px 0 42px;overflow:hidden}.hero-grid{display:grid;gap:28px;align-items:center}.hero h1,.page-hero h1{font-size:34px;line-height:1.18;margin:0 0 16px}.hero p,.page-hero p{color:#e9e9e9;margin:0 0 18px}.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.tag{background:rgba(20,191,237,.16);border:1px solid rgba(20,191,237,.55);color:#dff8ff;border-radius:999px;padding:8px 12px;font-size:14px}.hero-img{border-radius:26px;box-shadow:0 22px 60px rgba(0,0,0,.28);background:rgba(255,255,255,.08);padding:14px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;background:var(--primary);color:#07171d;font-weight:800;padding:13px 22px;box-shadow:0 10px 24px rgba(20,191,237,.28);transition:.2s ease}.btn:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(20,191,237,.36)}section{padding:44px 0}.section-title{font-size:28px;margin:0 0 14px}.lead{color:var(--muted);max-width:820px}.grid{display:grid;gap:18px}.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;border:1px solid rgba(0,0,0,.04)}.card h2,.card h3{margin-top:0;line-height:1.3}.notice{background:#eafaff;border-left:5px solid var(--primary);border-radius:18px;padding:18px 20px;margin:18px 0;color:#15323a}.faq{display:grid;gap:14px}.faq details{background:#fff;border-radius:18px;padding:18px 20px;box-shadow:var(--shadow)}.faq summary{cursor:pointer;font-weight:800}.list{padding-left:20px}.link-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.inline-links a{color:#087fa2;font-weight:700}.page-hero{background:linear-gradient(135deg,var(--mid),#14323b);color:#fff;padding:48px 0}.footer{background:linear-gradient(135deg,var(--primary),#0788ad);color:#fff;margin-top:24px;padding:36px 0 0}.footer-grid{display:grid;gap:24px}.footer h3{margin-top:0}.footer a{display:block;margin:8px 0;color:#fff;font-weight:700}.footer p{color:#f3fdff}.footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.25);margin-top:26px;padding:16px;font-size:14px}.cta-box{background:var(--black);color:#fff;border-radius:26px;padding:28px;box-shadow:var(--shadow)}.cta-box p{color:#e7e7e7}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding-left:58px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:20px;width:38px;height:38px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:900;color:#07171d}@media (min-width:768px){.hero h1,.page-hero h1{font-size:44px}.hero-grid{grid-template-columns:1.1fr .9fr}.grid.two{grid-template-columns:repeat(2,1fr)}.grid.three{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:1.4fr .8fr 1fr}section{padding:56px 0}}@media (min-width:1024px){.mobile-nav{display:none}nav{position:static;display:flex!important;flex-direction:row;background:transparent;box-shadow:none;padding:0;gap:8px}nav a{color:#fff}nav a:hover{background:rgba(255,255,255,.18)}.hero{padding:72px 0}.hero h1{font-size:54px}.card{padding:26px}}