@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url(/fonts/inter-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
  @font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url(/fonts/inter-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
  :root{--bg:#f4f7fb;--panel:#ffffff;--ink:#111c2e;--muted:#586a83;--brand:#0e9bad;--brand-ink:#0a7a89;
        --brand2:#2f6be0;--accent:#f2a900;--line:#e6ecf4;--ok:#0f9d6e;--soft:#f0f5fb;--brandsoft:#e6f7f9;
        --radius:16px;--shadow:0 1px 2px rgba(17,28,46,.06),0 10px 30px rgba(17,28,46,.06);}
  *{box-sizing:border-box}html{scroll-behavior:smooth}
  body{margin:0;font:16px/1.65 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
  a{color:var(--brand-ink)}
  .wrap{max-width:1120px;margin:0 auto;padding:0 22px}
  header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
  .nav{display:flex;align-items:center;gap:20px;height:66px}
  .logo{font-weight:800;font-size:22px;letter-spacing:-.3px;color:var(--ink)}.logo b{color:var(--brand)}
  .nav a.link{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px}
  .nav a.link:hover{color:var(--ink)}.nav .spacer{flex:1}
  .nav-links{display:flex;align-items:center;gap:20px}
  .menu-btn{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:20px;cursor:pointer;align-items:center;justify-content:center;font-family:inherit}
  #fab-top{position:fixed;right:20px;bottom:20px;width:48px;height:48px;border-radius:50%;background:linear-gradient(90deg,var(--brand),var(--brand2));color:#fff;display:grid;place-items:center;font-size:22px;font-weight:800;text-decoration:none;box-shadow:0 8px 22px rgba(14,155,173,.4);opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s;z-index:40}
  #fab-top.show{opacity:1;pointer-events:auto;transform:none}
  .dropdown{position:relative}
  .dropdown>.drop{color:var(--muted);font-weight:600;font-size:15px;cursor:pointer;user-select:none}
  .dropdown:hover>.drop,.dropdown:focus-within>.drop{color:var(--ink)}
  .dropdown::before{content:"";position:absolute;top:100%;left:0;right:0;height:12px}
  .dropdown-menu{position:absolute;top:calc(100% + 8px);left:0;background:#fff;border:1px solid var(--line);border-radius:14px;padding:7px;min-width:230px;display:none;flex-direction:column;box-shadow:var(--shadow);z-index:30}
  .dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{display:flex}
  .dropdown-menu a{color:var(--ink);text-decoration:none;font-weight:600;font-size:15px;padding:10px 12px;border-radius:9px;white-space:nowrap}
  .dropdown-menu a:hover{background:var(--soft);color:var(--brand-ink)}
  .lang{display:flex;gap:2px;border:1px solid var(--line);border-radius:9px;overflow:hidden}
  .lang button{background:transparent;border:0;color:var(--muted);padding:7px 11px;cursor:pointer;font-weight:700;font-family:inherit}
  .lang button.on{background:var(--brand);color:#fff}
  .btn{display:inline-block;border:0;border-radius:12px;padding:13px 22px;font-weight:700;font-size:15px;cursor:pointer;text-decoration:none;transition:transform .08s,box-shadow .15s;font-family:inherit}
  .btn:active{transform:translateY(1px)}
  .btn-primary{background:linear-gradient(90deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 6px 18px rgba(14,155,173,.28)}
  .btn-primary:hover{box-shadow:0 8px 22px rgba(14,155,173,.36)}
  .btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
  .btn-ghost:hover{border-color:var(--brand)}
  .hero{padding:54px 0 22px;text-align:center}
  .hero .eyebrow{display:inline-block;font-weight:700;font-size:13px;letter-spacing:.3px;color:var(--brand-ink);background:var(--brandsoft);border:1px solid #cdeef2;padding:6px 14px;border-radius:999px;margin-bottom:18px}
  .hero h1{font-size:clamp(32px,5.4vw,56px);line-height:1.08;letter-spacing:-1px;margin:.1em 0 .35em;font-weight:800}
  .hero h1 span{background:linear-gradient(90deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
  .hero p.lead{font-size:19px;color:var(--muted);max-width:680px;margin:0 auto 30px}
  .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
  section{padding:52px 0;border-top:1px solid var(--line)}
  h2{font-size:clamp(26px,3.6vw,36px);letter-spacing:-.5px;margin:0 0 10px;font-weight:800}
  .sub{color:var(--muted);margin:0 0 26px;max-width:640px;font-size:17px}
  .svc-layout{display:grid;grid-template-columns:340px 1fr;gap:28px;align-items:start;margin-top:8px}
  .svc-cards{display:flex;flex-direction:column;gap:12px;position:sticky;top:88px}
  .svc-card{text-align:left;width:100%;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;cursor:pointer;font-family:inherit;color:var(--ink);transition:transform .15s,border-color .15s,background .15s;box-shadow:var(--shadow)}
  .svc-card:hover{border-color:var(--brand);transform:translateY(-2px)}
  .svc-card.active{border-color:var(--brand);background:linear-gradient(180deg,var(--brandsoft),#fff)}
  .svc-card .st{display:flex;align-items:center;justify-content:space-between;font-weight:800;font-size:17px;letter-spacing:-.2px}
  .svc-card .st .caret{color:var(--brand);font-weight:800;transition:transform .2s;opacity:.45}
  .svc-card.active .st .caret{transform:rotate(90deg);opacity:1}
  .svc-card .sd{color:var(--muted);font-size:14px;margin-top:5px;line-height:1.5}
  .svc-detail{min-width:0}
  .svc-panel{display:none}.svc-panel.active{display:block;animation:fade .25s ease}
  .price-panel{display:none}.price-panel.active{display:block;animation:fade .25s ease}
  .plan-opt{display:block;text-align:left;width:100%;background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:16px;cursor:pointer;font-family:inherit;color:var(--ink);transition:border-color .15s,background .15s}
  .plan-opt:hover{border-color:var(--brand)}
  .plan-opt.on{border-color:var(--brand);background:linear-gradient(180deg,var(--brandsoft),#fff)}
  .plan-opt .st{display:flex;align-items:center;justify-content:space-between;font-weight:800;font-size:18px;margin-bottom:4px}
  .plan-opt .price-tag{color:var(--brand-ink);font-size:22px;font-weight:800}
  .plan-opt p{font-size:14px;margin:.4em 0 .2em}
  .soon-box{text-align:center;padding:44px 20px}
  .addon-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid var(--line)}
  .addon-row b{font-size:15px}
  @keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
  .svc-img{width:100%;height:auto;border-radius:16px;border:1px solid var(--line);margin:0 0 24px;display:block;box-shadow:var(--shadow)}
  .grid{display:grid;gap:20px}.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:repeat(2,1fr)}
  .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
  .card h3{margin:.1em 0 .5em;font-size:19px;font-weight:700}
  .muted{color:var(--muted)}
  .price{font-size:40px;font-weight:800;margin:6px 0}.price small{font-size:15px;color:var(--muted);font-weight:600}
  .pill{display:inline-block;font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px;background:var(--brandsoft);color:var(--brand-ink);border:1px solid #cdeef2;margin-bottom:8px}
  ul.feat{list-style:none;padding:0;margin:14px 0}
  ul.feat li{padding:6px 0 6px 28px;position:relative}ul.feat li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
  details.faq{border:1px solid var(--line);border-radius:12px;background:#fff;margin:10px 0;box-shadow:var(--shadow)}
  details.faq summary{cursor:pointer;padding:15px 44px 15px 18px;font-weight:700;font-size:16px;list-style:none;position:relative}
  details.faq summary::-webkit-details-marker{display:none}
  details.faq summary::after{content:"+";position:absolute;right:18px;top:13px;color:var(--brand);font-weight:800;font-size:20px}
  details.faq[open] summary::after{content:"–"}
  details.faq .a{margin:0;padding:0 18px 16px;color:var(--muted)}
  .faq-grid{column-count:2;column-gap:24px}
  .faq-grid details.faq{break-inside:avoid;margin:0 0 12px}
  .buy-email{width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:16px;margin:6px 0 4px;font-family:inherit}
  .buy-email:focus{outline:2px solid var(--brand);border-color:var(--brand)}
  .prod{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:10px;padding:9px 18px;font-weight:700;cursor:pointer;font:inherit}
  .prod.on{background:var(--brand);color:#fff;border-color:var(--brand)}
  .note{font-size:14px;color:var(--muted)}
  .msg{min-height:22px;font-weight:600;margin-top:8px}.msg.err{color:#d64545}.msg.ok{color:var(--ok)}
  footer{border-top:1px solid var(--line);background:#fff;padding:26px 0}
  .foot{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;justify-content:space-between}
  .foot p,.foot .muted{color:var(--muted);font-size:14.5px}
  .foot-links a{color:var(--brand-ink);text-decoration:none;font-weight:600}.foot-links a:hover{text-decoration:underline}
  .totop{width:40px;height:40px;border:1px solid var(--line);border-radius:11px;display:grid;place-items:center;color:var(--muted);text-decoration:none;font-weight:800;font-size:20px;background:#fff}
  .totop:hover{color:var(--brand-ink);border-color:var(--brand)}
  #toast{position:fixed;left:50%;top:82px;transform:translateX(-50%) translateY(-14px);z-index:60;
    max-width:min(92vw,560px);background:#fff;border:1px solid var(--line);border-radius:12px;
    padding:14px 40px 14px 18px;box-shadow:0 16px 40px rgba(17,28,46,.18);font-weight:600;opacity:0;pointer-events:none;transition:.18s;color:var(--ink)}
  #toast.show{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}
  #toast.ok{border-color:var(--ok)}#toast.err{border-color:#d64545;color:#a12b2b}
  #toast a{color:var(--brand-ink)}
  #toast .x{position:absolute;top:8px;right:12px;cursor:pointer;color:var(--muted);font-weight:800;font-size:18px;line-height:1}
  .skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--brand);color:#fff;padding:11px 18px;border-radius:0 0 12px 0;font-weight:700;text-decoration:none}
  .skip-link:focus{left:0}
  .foot-links a{display:inline-block;padding:7px 2px}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  @media(max-width:860px){
    .g3,.g2{grid-template-columns:1fr}
    .svc-layout{grid-template-columns:1fr}.svc-cards{position:static}
    .faq-grid{column-count:1}
    .menu-btn{display:flex}
    .nav .btn-primary{display:none}
    .nav-links{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:2px;padding:10px 12px;box-shadow:var(--shadow)}
    .nav-links.open{display:flex}
    .nav-links a.link{padding:11px 12px;border-radius:9px}
    .nav-links .dropdown{position:static}
    .nav-links .dropdown::before{display:none}
    .nav-links .dropdown-menu{position:static;display:flex;box-shadow:none;border:0;border-radius:0;padding:2px 0 6px 14px;min-width:0}
  }

  /* ---- Blog-specific ---- */
  .blog-hero{padding:48px 0 8px}
  .blog-hero .eyebrow{display:inline-block;font-weight:700;font-size:13px;letter-spacing:.3px;color:var(--brand-ink);background:var(--brandsoft);border:1px solid #cdeef2;padding:6px 14px;border-radius:999px;margin-bottom:16px}
  .blog-hero h1{font-size:clamp(30px,4.6vw,46px);line-height:1.1;letter-spacing:-.8px;margin:.1em 0 .3em;font-weight:800}
  .blog-hero p.lead{font-size:18px;color:var(--muted);max-width:640px;margin:0}
  .post-list{display:grid;gap:20px;margin-top:30px}
  .post-card{display:grid;grid-template-columns:300px 1fr;gap:22px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);text-decoration:none;color:inherit;transition:transform .15s,border-color .15s}
  .post-card:hover{border-color:var(--brand);transform:translateY(-2px)}
  .post-card img{width:100%;height:100%;object-fit:cover;display:block;background:#0c2c56}
  .post-card .pc-body{padding:22px 22px 22px 0}
  .post-card time{font-size:13px;color:var(--muted);font-weight:600}
  .post-card h2{font-size:22px;margin:6px 0 8px;letter-spacing:-.3px}
  .post-card p{color:var(--muted);margin:0 0 12px;font-size:15.5px}
  .post-card .more{color:var(--brand-ink);font-weight:700;font-size:15px}
  @media(max-width:640px){.post-card{grid-template-columns:1fr}.post-card img{height:180px}.post-card .pc-body{padding:0 20px 22px}}
  /* Article */
  article.post{max-width:760px;margin:0 auto}
  .post-meta{color:var(--muted);font-size:14.5px;margin:0 0 6px;font-weight:600}
  article.post h1{font-size:clamp(28px,4.2vw,42px);line-height:1.12;letter-spacing:-.7px;margin:.1em 0 .4em;font-weight:800}
  article.post .cover{border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow);margin:8px 0 26px;overflow:hidden}
  article.post .cover img{display:block;width:100%;height:auto}
  .tldr{background:var(--brandsoft);border:1px solid #cdeef2;border-radius:14px;padding:18px 20px;margin:0 0 26px}
  .tldr b{color:var(--brand-ink)}
  article.post h2{font-size:26px;letter-spacing:-.4px;margin:34px 0 10px;font-weight:800}
  article.post p{font-size:17px;line-height:1.7;color:var(--ink);margin:0 0 16px}
  article.post ul{margin:0 0 18px;padding-left:22px}article.post li{margin:6px 0;line-height:1.6}
  article.post .factbox{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin:0 0 26px;box-shadow:var(--shadow);font-size:15.5px}
  article.post .factbox dt{font-weight:700;color:var(--brand-ink)}article.post .factbox dd{margin:0}
  .post-cta{background:linear-gradient(180deg,var(--brandsoft),#fff);border:1px solid #cdeef2;border-radius:16px;padding:24px;text-align:center;margin:32px 0 0}
  .post-cta h3{margin:0 0 6px;font-size:20px}
  .post-cta p{margin:0 0 16px;font-size:15.5px;color:var(--muted)}
  .back-link{display:inline-block;margin:26px 0 0;color:var(--brand-ink);font-weight:700;text-decoration:none}