:root{color-scheme:light;--ink:#19283c;--muted:#67758a;--line:#e0e7ef;--blue:#1d56d8;--pale:#eef4ff;--surface:#f6f8fb;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Malgun Gothic",sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--surface);color:var(--ink);font-size:17px;line-height:1.75;word-break:keep-all;overflow-wrap:anywhere}a{color:var(--blue);text-underline-offset:.2em}img,video,iframe{max-width:100%}img{height:auto}button,input{font:inherit}button,a{touch-action:manipulation}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #eaa628;outline-offset:4px}.skip{position:absolute;left:16px;top:-100px}.skip:focus{top:10px;z-index:20;background:white;padding:12px}
.site-header{background:white;border-bottom:1px solid var(--line)}.header-inner{max-width:1160px;margin:auto;min-height:94px;padding:22px 26px;display:flex;align-items:center;gap:28px;justify-content:space-between}.brand{color:var(--ink);font-size:25px;font-weight:850;letter-spacing:-1.2px;text-decoration:none;white-space:nowrap}.brand em{font-style:normal;color:var(--blue)}.header-links{display:flex;gap:18px;align-items:center;margin-left:auto;font-size:14px}.header-links a{text-decoration:none;color:var(--muted)}.search{display:flex;gap:8px;max-width:320px}.search input{min-width:0;width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);font-size:14px}.search button{border:0;background:var(--blue);color:#fff;border-radius:8px;padding:9px 14px;font-size:14px;white-space:nowrap;cursor:pointer}.category-nav{max-width:1160px;margin:auto;padding:0 26px 19px;display:flex;gap:9px;flex-wrap:wrap}.category-nav a{font-size:14px;text-decoration:none;background:var(--pale);border-radius:100px;color:#344e78;padding:5px 15px}.category-nav a:hover{background:#dfeaff}
.layout{max-width:1160px;margin:auto;padding:34px 26px 65px}.home-intro{margin-bottom:30px}.home-intro>.entry-title{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.iplus2-hero{background:linear-gradient(120deg,#eaf1ff,#fff);border:1px solid #dbe5f3;border-radius:18px;padding:42px;display:grid;grid-template-columns:1fr 280px;gap:35px;align-items:center}.iplus2-eyebrow{color:var(--blue);font-size:13px;font-weight:750;letter-spacing:.1em;margin:0 0 13px}.iplus2-hero h1{font-size:clamp(27px,4vw,40px);line-height:1.35;letter-spacing:-1.5px;margin:0 0 18px}.iplus2-hero p{color:#52657e}.iplus2-hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.iplus2-home-btn{display:inline-block;border-radius:8px;padding:10px 16px;text-decoration:none;background:var(--blue);color:white;font-size:14px;font-weight:650}.iplus2-home-btn.secondary{background:white;color:var(--blue);border:1px solid #d7e2f6}.iplus2-hero-panel{background:white;border-radius:12px;padding:25px;box-shadow:0 8px 25px #25477208}.iplus2-hero-panel strong{font-size:18px}.iplus2-hero-panel p{font-size:14px;margin-bottom:0}.iplus2-home-list-section{display:none}.archive-heading{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin:35px 0 18px}.archive-heading h1,.archive-heading h2{font-size:24px;letter-spacing:-.8px;margin:0}.archive-heading p{font-size:14px;color:var(--muted);margin:0}.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.post-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:box-shadow .15s,transform .15s}.post-card:hover{transform:translateY(-2px);box-shadow:0 8px 22px #19283c09}.card-image{display:block;background:#edf1f6;aspect-ratio:16/9;overflow:hidden}.card-image img{width:100%;height:100%;object-fit:cover}.card-inner{padding:22px}.card-meta{display:flex;gap:9px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:9px}.card-meta a{text-decoration:none;font-weight:650}.post-card h2{font-size:18px;line-height:1.55;letter-spacing:-.4px;margin:0 0 12px}.post-card h2 a{color:var(--ink);text-decoration:none}.post-card p{color:var(--muted);font-size:14px;line-height:1.7;margin:0}.pagination{display:flex;flex-wrap:wrap;justify-content:center;gap:7px;margin-top:35px}.pagination a,.pagination span{min-width:38px;display:inline-flex;align-items:center;justify-content:center;padding:5px 11px;border-radius:7px;background:white;border:1px solid var(--line);text-decoration:none;font-size:14px}.pagination [aria-current]{background:var(--blue);border-color:var(--blue);color:white}
.article-layout{max-width:920px}.article{background:white;border:1px solid var(--line);border-radius:15px;padding:44px}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:22px}.breadcrumb a{text-decoration:none}.entry-title{font-size:clamp(26px,4vw,37px);line-height:1.45;letter-spacing:-1.1px;margin:0 0 16px}.entry-meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-bottom:26px}.featured{margin:0 0 30px}.featured img{display:block;width:100%;max-height:430px;object-fit:cover;border-radius:10px}.entry-content{line-height:1.9}.entry-content .iplus-post-title{display:none}.entry-content p{margin:0 0 1.2em}.entry-content h2{font-size:25px;line-height:1.5;letter-spacing:-.7px;margin:2em 0 .8em}.entry-content h3{font-size:20px;line-height:1.6;margin:1.6em 0 .7em}.entry-content ul,.entry-content ol{padding-left:1.4em}.entry-content li{margin:.45em 0}.entry-content table{border-collapse:collapse;max-width:100%;width:100%;font-size:15px;display:block;overflow-x:auto;word-break:normal}.entry-content th,.entry-content td{border:1px solid #dbe3ed;padding:11px 13px;min-width:100px}.entry-content th{background:#edf3fc;text-align:left}.entry-content blockquote{border-left:4px solid #b1c6ef;padding:16px 23px;margin:25px 0;background:#f7f9fd}.entry-content figure{margin:25px 0}.entry-content figcaption{color:var(--muted);font-size:13px}.iplus-desc{color:#52657e;font-size:18px}.iplus-check-button{display:block;text-align:center;padding:15px 20px;background:var(--blue);color:white!important;border-radius:9px;text-decoration:none;font-weight:700;margin:25px 0}.iplus-highlight,.iplus-summary-box,.iplus-note,.iplus-notice{background:#f0f5ff;border:1px solid #dce7fa;border-radius:10px;padding:23px;margin:28px 0}.iplus-highlight p:last-child,.iplus-highlight ul:last-child{margin-bottom:0}.iplus-faq{border-top:1px solid var(--line);padding-top:5px;margin-top:32px}.article-footer{border-top:1px solid var(--line);margin-top:40px;padding-top:20px;font-size:14px;display:flex;justify-content:space-between;gap:15px}.site-footer{border-top:1px solid var(--line);background:white;color:var(--muted);font-size:13px}.footer-inner{max-width:1160px;margin:auto;padding:30px 26px;display:flex;justify-content:space-between;gap:20px;align-items:center}.footer-inner strong{color:var(--ink);font-size:16px}.footer-inner a{text-decoration:none}.adsbygoogle{max-width:100%;overflow:hidden}
@media(max-width:980px){.header-links{display:none}.iplus2-hero{grid-template-columns:1fr}.iplus2-hero-panel{display:none}.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article{padding:30px}}@media(max-width:600px){body{font-size:16px}.header-inner{padding:19px 18px;gap:15px;min-height:0;flex-wrap:wrap}.brand{font-size:23px}.search{max-width:none;flex:1;min-width:190px}.category-nav{padding:0 18px 16px;gap:6px}.category-nav a{padding:4px 11px;font-size:12px}.layout{padding:22px 16px 45px}.iplus2-hero{padding:25px 22px;border-radius:12px}.iplus2-hero h1{font-size:28px}.iplus2-hero p{font-size:15px}.post-grid{grid-template-columns:1fr;gap:14px}.card-inner{padding:19px}.card-image{aspect-ratio:2/1}.archive-heading{margin:27px 0 15px}.archive-heading h1,.archive-heading h2{font-size:22px}.archive-heading p{font-size:12px}.article{padding:25px 20px;border-radius:11px}.article-layout{padding:18px 12px 38px}.entry-title{font-size:26px}.entry-content h2{font-size:22px}.entry-content h3{font-size:19px}.featured{margin-bottom:24px}.footer-inner{padding:25px 18px;align-items:flex-start;flex-direction:column;gap:8px}}