@import"https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700&family=DM+Sans:wght@400;500;600&display=swap";:root{--primary: #1B4965;--cloud-blue: #E6F0F6;--signal-sky: #00A7E1;--bg: #FFFFFF;--surface: #E6F0F6;--fg-heading: #131E29;--fg-body: #2D3A45;--muted: #6B7A88;--border: #D6E2EC;--font-display: "Sora", system-ui, sans-serif;--font-body: "DM Sans", system-ui, sans-serif;--radius: 10px;--sidebar-width: 240px;--content-width: 720px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-body);color:var(--fg-body);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);padding:32px 20px;position:sticky;top:0;height:100vh;overflow-y:auto;display:flex;flex-direction:column;gap:6px}.sidebar-brand{font-family:var(--font-display);font-weight:700;font-size:18px;color:var(--primary);margin-bottom:28px;letter-spacing:-.02em}.sidebar-link{font-family:var(--font-body);font-weight:500;font-size:15px;color:var(--fg-body);text-decoration:none;padding:9px 14px;border-radius:8px;border-left:3px solid transparent;transition:background .15s,color .15s,border-color .15s;cursor:pointer;background:none;text-align:left;width:100%;display:block}.sidebar-link:hover{background:#00a7e114;color:var(--primary)}.sidebar-link.active{background:#00a7e11a;color:var(--primary);border-left-color:var(--signal-sky);font-weight:600}.main{flex:1;padding:48px 32px 80px;display:flex;flex-direction:column;align-items:center}.main-inner{width:100%;max-width:var(--content-width)}.hero{text-align:center;margin-bottom:36px}.hero h1{font-family:var(--font-display);font-weight:700;font-size:36px;color:var(--fg-heading);letter-spacing:-.02em;margin-bottom:8px}.hero p{font-size:16px;color:var(--muted)}.search-wrapper{position:relative;max-width:560px;margin:0 auto 48px}.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}.search-input{width:100%;font-family:var(--font-body);font-size:16px;color:var(--fg-body);padding:14px 16px 14px 46px;border:2px solid var(--border);border-radius:var(--radius);background:var(--bg);outline:none;transition:border-color .2s,box-shadow .2s}.search-input::placeholder{color:var(--muted)}.search-input:focus{border-color:var(--signal-sky);box-shadow:0 0 0 3px #00a7e126}.category-section{margin-bottom:12px;scroll-margin-top:24px}.category-section+.category-section{border-top:1px solid var(--border);padding-top:40px;margin-top:40px}.category-heading{font-family:var(--font-display);font-weight:600;font-size:22px;color:var(--fg-heading);margin-bottom:16px;letter-spacing:-.01em}.accordion-item{border-left:2px solid transparent;transition:border-color .2s ease;padding-left:20px;margin-left:-20px}.accordion-item.open{border-left-color:var(--signal-sky)}.accordion-question{font-family:var(--font-display);font-weight:500;font-size:18px;color:var(--fg-heading);background:none;border:none;width:100%;text-align:left;padding:16px 0;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:color .15s}.accordion-question:hover{color:var(--primary)}.accordion-item+.accordion-item .accordion-question{border-top:1px solid var(--border)}.accordion-caret{flex-shrink:0;color:var(--muted);transition:transform .2s ease,color .15s}.accordion-item.open .accordion-caret{transform:rotate(180deg);color:var(--signal-sky)}.accordion-answer{overflow:hidden;max-height:0;transition:max-height .25s ease}.accordion-answer-inner{padding:0 0 20px;font-size:16px;color:var(--fg-body);line-height:1.55}.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}.empty-state h3{font-family:var(--font-display);font-weight:600;font-size:20px;color:var(--fg-heading);margin-bottom:8px}.contact-footer{text-align:center;margin-top:64px;padding-top:40px;border-top:1px solid var(--border)}.contact-footer p{color:var(--muted);margin-bottom:16px}.contact-btn{font-family:var(--font-body);font-weight:600;font-size:15px;color:#fff;background:var(--primary);border:none;padding:12px 28px;border-radius:var(--radius);cursor:pointer;transition:background .2s}.contact-btn:hover{background:#154062}.mobile-nav{display:none;position:sticky;top:0;z-index:10;background:var(--bg);padding:12px 16px;gap:8px;overflow-x:auto;-webkit-overflow-scrolling:touch;border-bottom:1px solid var(--border);white-space:nowrap}.mobile-nav::-webkit-scrollbar{display:none}.mobile-nav{scrollbar-width:none}.mobile-tab{font-family:var(--font-body);font-weight:500;font-size:14px;color:var(--fg-body);background:var(--surface);border:1px solid var(--border);padding:7px 16px;border-radius:100px;cursor:pointer;flex-shrink:0;transition:all .15s}.mobile-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}@media(max-width:768px){.sidebar{display:none}.mobile-nav{display:flex}.main{padding:32px 20px 64px}.hero h1{font-size:28px}.hero p{font-size:15px}.search-wrapper{margin-bottom:24px}.category-heading{font-size:20px}.accordion-question{font-size:16px}.accordion-answer-inner{font-size:15px}.category-section+.category-section{padding-top:28px;margin-top:28px}}