@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-cyrillic-ext-wght-normal.BOeWTOD4.woff2) format("woff2-variations");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-cyrillic-wght-normal.DqGufNeO.woff2) format("woff2-variations");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-greek-ext-wght-normal.DlzME5K_.woff2) format("woff2-variations");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-greek-wght-normal.CkhJZR-_.woff2) format("woff2-variations");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-vietnamese-wght-normal.CBcvBZtf.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-latin-ext-wght-normal.DO1Apj_S.woff2) format("woff2-variations");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 Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-latin-wght-normal.Dx4kXJAl.woff2) format("woff2-variations");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}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-cyrillic-ext-wght-normal.cHuGMAiY.woff2) format("woff2-variations");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-cyrillic-wght-normal.DwHjdM4S.woff2) format("woff2-variations");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-greek-wght-normal.ece1310W.woff2) format("woff2-variations");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-vietnamese-wght-normal.D-yuW59g.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-latin-ext-wght-normal.CxNHBx-q.woff2) format("woff2-variations");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:"Source Serif 4 Variable";font-style:normal;font-display:swap;font-weight:200 900;src:url(/_astro/source-serif-4-latin-wght-normal.D9elroTD.woff2) format("woff2-variations");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{--maxw: 1080px;--measure: 720px;--ink: #0f172a;--muted: #5b6b80;--line: #e6e9f0;--bg: #ffffff;--bg-soft: #f6f7fb;--primary: #4f46e5;--primary-ink: #4338ca;--accent: #4f46e5;--radius: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .05);--shadow: 0 6px 16px -8px rgba(15, 23, 42, .12);--shadow-lg: 0 16px 32px -16px rgba(49, 46, 129, .2);--band: #f3f5fb;--deep: #1e1b4b;--font: "Inter Variable", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-serif: "Source Serif 4 Variable", "Source Serif 4", Georgia, "Times New Roman", serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}a{color:var(--primary-ink);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}h1,h2{font-family:var(--font-serif);font-weight:600;line-height:1.2}.skip-link{position:absolute;left:-999px;top:0;background:var(--primary);color:#fff;padding:.6rem 1rem;border-radius:0 0 8px;z-index:100}.skip-link:focus{left:0}.container{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}.site-header{position:sticky;top:0;z-index:50;background:#ffffffd1;backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}.site-header:before{content:"";display:block;height:3px;background:linear-gradient(90deg,var(--primary),#7c3aed 55%,#0ea5e9)}.header-inner{max-width:var(--maxw);margin:0 auto;padding:.75rem 1.25rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}.logo{display:inline-flex;align-items:center;gap:.55rem;font-weight:800;color:var(--ink);letter-spacing:-.02em}.logo:hover{text-decoration:none}.logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;color:#fff;background:linear-gradient(135deg,var(--primary),#7c3aed);box-shadow:var(--shadow-sm)}.logo-text{font-size:1.15rem}.logo-text span{color:var(--primary)}.logo--light .logo-text{color:#fff}.logo--light .logo-text span{color:#c7d2fe}.main-nav{display:flex;align-items:center;gap:.2rem}.nav-group{position:relative}.nav-group-trigger{display:inline-flex;align-items:center;gap:.3rem;font:inherit;font-weight:600;font-size:.92rem;color:#475569;background:none;border:0;cursor:pointer;padding:.45rem .7rem;border-radius:999px;transition:all .15s ease}.nav-group-trigger:hover{background:var(--bg-soft);color:var(--ink)}.nav-group-trigger.active{background:#eef2ff;color:var(--primary-ink)}.nav-caret{transition:transform .18s ease;opacity:.7}.nav-group:hover .nav-caret,.nav-group:focus-within .nav-caret{transform:rotate(180deg)}.nav-ico{opacity:.75;flex-shrink:0;transition:opacity .15s ease}.nav-group:hover .nav-ico,.nav-group-trigger.active .nav-ico{opacity:1}.nav-panel{position:absolute;top:calc(100% + 9px);left:0;min-width:210px;display:grid;gap:.1rem;padding:.4rem;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-7px) scale(.98);transform-origin:top left;transition:opacity .16s ease,transform .16s ease,visibility .16s;z-index:60}.nav-panel:before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}.nav-group:hover .nav-panel,.nav-group:focus-within .nav-panel{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.nav-panel a{display:block;padding:.55rem .75rem;border-radius:9px;color:#475569;font-weight:600;font-size:.9rem;white-space:nowrap;transition:all .12s ease}.nav-panel a:hover{background:var(--bg-soft);color:var(--ink);text-decoration:none}.nav-panel a.active{background:#eef2ff;color:var(--primary-ink)}.nav-link{color:#475569;font-weight:600;font-size:.92rem;padding:.45rem .7rem;border-radius:999px;transition:all .15s ease}.nav-link:hover{background:var(--bg-soft);color:var(--ink);text-decoration:none}.nav-search{display:inline-flex;align-items:center;gap:.35rem}.nav-search svg{opacity:.75}.nav-link.active{background:#eef2ff;color:var(--primary-ink)}.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;padding:0}.nav-toggle-box{position:relative;display:block;width:20px;height:14px}.nav-toggle-bar,.nav-toggle-bar:before,.nav-toggle-bar:after{content:"";position:absolute;left:0;width:20px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease,top .2s ease}.nav-toggle-bar{top:6px}.nav-toggle-bar:before{top:-6px}.nav-toggle-bar:after{top:6px}.nav-toggle[aria-expanded=true] .nav-toggle-bar{background:transparent}.nav-toggle[aria-expanded=true] .nav-toggle-bar:before{top:0;transform:rotate(45deg)}.nav-toggle[aria-expanded=true] .nav-toggle-bar:after{top:0;transform:rotate(-45deg)}main{min-height:60vh}.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fbfbfd,#fff);border-bottom:1px solid var(--line)}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;opacity:.3}.hero:before{width:480px;height:480px;top:-220px;left:-120px;background:radial-gradient(circle,rgba(79,70,229,.18),transparent 65%)}.hero:after{width:520px;height:520px;bottom:-260px;right:-140px;background:radial-gradient(circle,rgba(124,58,237,.16),transparent 65%)}.hero-inner{position:relative;max-width:var(--maxw);margin:0 auto;padding:4.5rem 1.25rem 3.25rem;text-align:center}.hero h1{font-family:var(--font-serif);font-weight:600;color:var(--ink);font-size:clamp(2.5rem,5.5vw,3.8rem);line-height:1.06;letter-spacing:-.015em;margin:0 auto .9rem;max-width:18ch}.hero .tagline{font-size:1.2rem;color:var(--muted);max-width:52ch;margin:0 auto 1.75rem}.hero-cta{display:flex;gap:.75rem;flex-wrap:wrap;justify-content:center}.eyebrow{display:inline-flex;align-items:center;gap:.5rem;margin-bottom:1.1rem;font-size:.76rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:#475569;background:var(--bg-soft);padding:.32rem .7rem;border-radius:8px}.trust-row{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem .7rem;margin-top:2.1rem}.trust-item{display:inline-flex;align-items:center;gap:.55rem;font-size:.87rem;font-weight:600;color:#334155;background:#fff;border:1px solid var(--line);padding:.5rem .95rem .5rem .6rem;border-radius:10px;transition:border-color .15s ease}.trust-item:hover{border-color:var(--primary)}.trust-item svg{flex-shrink:0;width:20px;height:20px;padding:4px;color:#fff;border-radius:50%;background:linear-gradient(135deg,var(--primary),#7c3aed)}.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;font-size:.98rem;padding:.85rem 1.5rem;border-radius:10px;transition:background .15s ease,border-color .15s ease,transform .12s ease;border:1.5px solid transparent;cursor:pointer}.btn-light{background:#fff;color:var(--primary-ink)}.btn-light:hover{background:#eef2ff}.btn:hover{text-decoration:none;transform:translateY(-1px)}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 1px 2px #0f172a1f}.btn-primary:hover{background:var(--primary-ink)}.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}.section{max-width:var(--maxw);margin:0 auto;padding:3rem 1.25rem}.section-head{display:flex;align-items:end;justify-content:space-between;gap:1rem;margin-bottom:1.5rem}.section-head h2{font-family:var(--font-serif);font-weight:600;font-size:1.65rem;letter-spacing:-.01em;margin:0}.section-head a{font-weight:600;font-size:.95rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:1.25rem}.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;box-shadow:var(--shadow-sm);transition:transform .16s ease,box-shadow .2s ease,border-color .2s ease;color:inherit;position:relative;overflow:hidden}.card:before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--card-accent, var(--primary))}.card:hover{border-color:var(--primary);box-shadow:var(--shadow);text-decoration:none}.card:hover h3{text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1.5px}.card h3{margin:.6rem 0 .4rem;font-size:1.12rem;line-height:1.3;letter-spacing:-.01em}.card p{margin:0;color:var(--muted);font-size:.95rem;flex:1}.card .card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:1.1rem}.card .read{font-weight:700;font-size:.9rem;color:var(--primary-ink);display:inline-flex;align-items:center;gap:.3rem}.card .date{color:#94a3b8;font-size:.82rem}.card:hover .read .arrow{transform:translate(3px)}.read .arrow{transition:transform .15s ease}.badge{display:inline-flex;align-items:center;gap:.4rem;align-self:flex-start;font-size:.75rem;font-weight:700;padding:.28rem .6rem;border-radius:999px;color:color-mix(in srgb,var(--badge-accent, var(--primary-ink)) 60%,black);background:color-mix(in srgb,var(--badge-accent, var(--primary)) 12%,white)}.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--badge-accent, var(--primary))}.pills{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.75rem}.pill{padding:.5rem .95rem;border-radius:999px;font-weight:600;font-size:.9rem;border:1px solid var(--line);background:#fff;color:#475569}.pill:hover{border-color:#c7cde0;text-decoration:none}.pill.active{background:var(--ink);color:#fff;border-color:var(--ink)}.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:1rem}.breadcrumb a{color:var(--muted)}.breadcrumb a:hover{color:var(--primary-ink)}.article-wrap{max-width:var(--measure);margin:0 auto;padding:2.5rem 1.25rem 3.5rem}.article-header h1{font-family:var(--font-serif);font-weight:600;font-size:clamp(1.95rem,4vw,2.55rem);line-height:1.15;letter-spacing:-.01em;margin:.6rem 0}.article-meta{color:#94a3b8;font-size:.88rem;margin:0 0 1.5rem}.prose{font-size:1.07rem;line-height:1.78}.prose>p:first-of-type{font-size:1.18rem;line-height:1.7;color:#334155;margin-bottom:1.4rem}.prose h2{font-family:var(--font-serif);font-weight:600;font-size:1.5rem;letter-spacing:-.005em;margin:2.2rem 0 .8rem;padding-top:.4rem}.prose h3{font-size:1.2rem;margin:1.6rem 0 .6rem}.prose p{margin:0 0 1.25rem}.prose ul,.prose ol{margin:0 0 1.2rem;padding-left:1.3rem}.prose li{margin:.35rem 0}.prose a{color:var(--primary-ink);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1.5px}.prose blockquote{margin:1.5rem 0;padding:.9rem 1.2rem;border-left:4px solid var(--primary);background:#eef2ff;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#3730a3}.prose>blockquote:first-child{margin:0 0 1.75rem;padding:1rem 1.25rem;background:#f4f6fe;color:var(--ink);border:1px solid var(--line);border-left:4px solid var(--primary);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm)}.prose>blockquote:first-child p{margin:0}.prose>blockquote:first-child p>strong:first-child{color:var(--primary-ink)}.prose table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.97rem;border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-sm)}.prose th{background:var(--bg-soft);text-align:left}.prose th,.prose td{padding:.7rem .9rem;border-bottom:1px solid var(--line)}.prose tr:last-child td{border-bottom:none}.faq{margin-top:2.75rem}.faq h2{font-size:1.4rem;margin-bottom:.75rem}.faq details{border:1px solid var(--line);border-radius:var(--radius-sm);padding:.95rem 1.1rem;margin-bottom:.7rem;background:#fff;transition:box-shadow .2s ease}.faq details[open]{box-shadow:var(--shadow-sm)}.faq summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--primary);font-weight:800;font-size:1.2rem}.faq details[open] summary:after{content:"–"}.faq details p{margin:.7rem 0 0;color:#475569}.ad-slot{margin:2.75rem auto;max-width:var(--measure);min-height:120px}.ad-slot-label{display:block;text-align:center;margin-bottom:.45rem;font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#94a3b8}.band{background:var(--band)}.band .section{padding-top:3.25rem;padding-bottom:3.25rem}.offer-hero{background:linear-gradient(120deg,var(--deep),#4338ca 75%,#6d28d9);color:#fff;padding:3.5rem 0 3rem}.offer-hero .offer-hero-inner{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}.offer-hero h1{font-family:var(--font-serif);font-weight:600;color:#fff;font-size:clamp(2rem,4.5vw,3.1rem);line-height:1.1;letter-spacing:-.012em;margin:.6rem 0 .7rem;max-width:24ch}.offer-hero .offer-hero-lead{color:#c7d2fe;font-size:1.18rem;max-width:60ch;margin:0 0 .5rem;line-height:1.6}.offer-hero .offer-hero-meta{color:#c7d2fe;font-size:.85rem;margin:0 0 1.6rem}.offer-hero .offer-hero-eyebrow{display:inline-block;font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#e0e7ff;background:#ffffff1f;padding:.32rem .7rem;border-radius:6px}.offer-hero .offer-hero-note{color:#c7d2fe;font-size:.78rem;margin:1rem 0 0}.offer-hero .brand-logo{display:inline-flex;background:#fff;padding:.5rem .9rem;border-radius:10px;margin-bottom:1rem}.offer-hero .code-box{background:#fff}.offer-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:2.5rem;align-items:center}@media(max-width:860px){.offer-hero-grid{grid-template-columns:1fr;gap:1.75rem}}.offer-card{background:#fff;color:var(--ink);border-radius:var(--radius);padding:1.7rem 1.6rem;box-shadow:var(--shadow-lg);text-align:center}.offer-card .offer-card-label{display:block;font-size:.65rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#94a3b8;margin-bottom:.8rem}.offer-card .btn{width:100%;justify-content:center;margin-top:1.1rem}.offer-card .offer-card-note{font-size:.75rem;color:var(--muted);margin:.8rem 0 0}.site-footer{position:relative;background:#0f172a;color:#cbd5e1;margin-top:4rem}.site-footer:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),#7c3aed 55%,#0ea5e9)}.footer-inner{max-width:var(--maxw);margin:0 auto;padding:3rem 1.25rem 2rem;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:2rem}.footer-brand p{color:#94a3b8;max-width:36ch;margin:.8rem 0 0}.footer-col h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:#f1f5f9;margin:0 0 .8rem}.footer-col ul{list-style:none;margin:0;padding:0}.footer-col li{margin:.45rem 0}.footer-col a{color:#cbd5e1;font-size:.95rem;transition:color .15s ease,padding-left .15s ease}.footer-col a:hover{color:#fff;padding-left:3px;text-decoration:none}.footer-bottom{max-width:var(--maxw);margin:0 auto;padding:1.25rem;border-top:1px solid #1e293b;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.82rem;color:#94a3b8}.footer-bottom .disclosure{max-width:60ch}@media(max-width:720px){.footer-inner{grid-template-columns:1fr;gap:1.5rem}.section-head{flex-direction:column;align-items:start}.nav-toggle{display:inline-flex}.main-nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:.05rem;background:#fff;border-bottom:1px solid var(--line);padding:.6rem 1rem 1rem;box-shadow:var(--shadow);max-height:80vh;overflow-y:auto}.main-nav.open{display:flex}.nav-group{position:static}.nav-group-trigger{width:100%;justify-content:space-between;cursor:default;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:#94a3b8;padding:.85rem .6rem .25rem}.nav-group-trigger:hover,.nav-group-trigger.active{background:none;color:#94a3b8}.nav-caret,.nav-ico{display:none}.nav-panel{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0;min-width:0;background:none;gap:.05rem}.nav-panel a,.nav-link{padding:.65rem .8rem;font-size:1rem;border-radius:8px}}