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var(--color-accent))}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);line-height:1.9;font-size:16px;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}.section{padding:72px 0}.section--soft{background:var(--color-bg-soft)}.section-title{font-size:1.85rem;font-weight:700;text-align:center;margin-bottom:12px;line-height:1.5;color:var(--color-navy)}.section-title:after{content:"";display:block;width:56px;height:4px;margin:16px auto 0;border-radius:2px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent))}.section-lead{text-align:center;color:var(--color-text-muted);margin-bottom:40px}.btn{display:inline-block;padding:14px 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18px;text-align:left;vertical-align:top;line-height:1.7}.info-table th{background:var(--color-bg-soft);width:30%;min-width:8em;font-weight:700;color:var(--color-navy);word-break:normal;overflow-wrap:anywhere}@media(max-width:640px){.info-table th,.info-table td{display:block;width:100%;border-top:none}.info-table tr:first-child th{border-top:1px solid var(--color-border)}}.prose{max-width:760px;margin:0 auto}.prose h1{font-size:1.9rem;line-height:1.5;margin-bottom:32px}.prose h2{font-size:1.4rem;margin:48px 0 16px;padding-left:14px;border-left:5px solid var(--color-primary);line-height:1.6}.prose h3{font-size:1.15rem;margin:36px 0 12px;color:var(--color-accent-dark)}.prose p{margin-bottom:1.2em}.prose ul,.prose ol{margin:0 0 1.2em 1.4em}.prose blockquote{border-left:4px solid var(--color-border);padding:8px 20px;margin:24px 0;color:var(--color-text-muted);background:var(--color-bg-soft);border-radius:0 var(--radius) var(--radius) 0}.prose img{margin:24px auto;border-radius:var(--radius)}.prose table{width:100%;border-collapse:collapse;margin:24px 0}.prose table th,.prose table td{border:1px solid var(--color-border);padding:10px 14px}h1,h2,h3{text-wrap:balance;word-break:auto-phrase}p,li,dd{text-wrap:pretty}@media(max-width:700px){.hero-sub br,.section-lead br,.problem-close br,.dev-close br,.case-more br{display:none}}#chatbot[data-astro-cid-rniuooyg]{position:fixed;bottom:20px;right:20px;z-index:9999}#openChat[data-astro-cid-rniuooyg]{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;border:none;border-radius:999px;padding:12px 20px;font-weight:700;font-size:.95rem;cursor:pointer;box-shadow:0 4px 14px #00000040}#chatWindow[data-astro-cid-rniuooyg]{display:none;flex-direction:column;width:360px;max-width:94vw;height:540px;max-height:75vh;background:#fffef9;border-radius:14px;box-shadow:0 10px 34px #0000004d;overflow:hidden;position:fixed;bottom:84px;right:20px}#chatHead[data-astro-cid-rniuooyg]{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;font-weight:700;min-height:48px;display:flex;align-items:center;padding-left:14px;position:relative}#closeChat[data-astro-cid-rniuooyg]{position:absolute;right:8px;top:10px;background:none;border:none;color:#fff;font-size:20px;cursor:pointer}#chatBody[data-astro-cid-rniuooyg]{flex:1;overflow-y:auto;padding:12px}#chatQuick[data-astro-cid-rniuooyg]{display:flex;gap:6px;padding:8px;flex-wrap:wrap;border-top:1px solid #e9e9e9;background:#fff}#chatQuick[data-astro-cid-rniuooyg] button[data-astro-cid-rniuooyg]{border:1px solid var(--color-primary);color:var(--color-primary-dark);background:#fff;border-radius:999px;padding:4px 10px;font-size:.78rem;cursor:pointer}#chatFoot[data-astro-cid-rniuooyg]{height:56px;border-top:1px solid #e9e9e9;display:flex;align-items:center;gap:6px;padding:0 8px;background:#fff}#userInput[data-astro-cid-rniuooyg]{flex:1;border:1px solid #e9e9e9;border-radius:8px;padding:10px;font-size:14px}#sendBtn[data-astro-cid-rniuooyg]{width:46px;height:36px;border:none;border-radius:8px;background:var(--color-primary);color:#fff;cursor:pointer;font-size:16px}.msg{display:flex;gap:8px;margin:10px 0}.msg.bot{justify-content:flex-start}.msg.user{justify-content:flex-end}.msg .avatar{width:32px;height:32px;border-radius:50%;background-size:cover;background-position:center;flex-shrink:0}.msg.bot .avatar{background-image:url(/images/photo_2025_10.jpeg)}.msg .bubble{max-width:75%;padding:10px 12px;border-radius:12px;background:#fff;border:1px solid #e9e9e9;font-size:14px;line-height:1.6;word-break:break-word}.msg.user .bubble{background:#f6f6f6}.site-header[data-astro-cid-37fxchfa]{position:sticky;top:0;z-index:50;background:#fffffff2;backdrop-filter:blur(8px);border-bottom:1px solid 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24px;margin-top:96px}.footer-inner[data-astro-cid-37fxchfa]{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}.footer-brand[data-astro-cid-37fxchfa] img[data-astro-cid-37fxchfa]{background:#fff;border-radius:8px;padding:8px;margin-bottom:16px}.footer-brand[data-astro-cid-37fxchfa] p[data-astro-cid-37fxchfa]{font-size:.9rem;line-height:1.8}.footer-social[data-astro-cid-37fxchfa]{margin-top:16px}.footer-social[data-astro-cid-37fxchfa] a[data-astro-cid-37fxchfa]{display:inline-flex;align-items:center;gap:8px;color:#cbd2d9;font-size:.88rem;font-weight:600}.footer-social[data-astro-cid-37fxchfa] a[data-astro-cid-37fxchfa]:hover{color:#fff}.footer-nav[data-astro-cid-37fxchfa]{display:grid;grid-template-columns:repeat(2,auto);gap:10px 32px;align-content:start;font-size:.9rem}.footer-nav[data-astro-cid-37fxchfa] a[data-astro-cid-37fxchfa]{color:#cbd2d9}.footer-nav[data-astro-cid-37fxchfa] a[data-astro-cid-37fxchfa]:hover{color:#fff}.copyright[data-astro-cid-37fxchfa]{text-align:center;font-size:.8rem;margin-top:40px;color:#7b8794}