@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,700;0,9..144,800;0,9..144,900;1,9..144,700;1,9..144,800&family=Satoshi:wght@300;400;500;700;800&family=JetBrains+Mono:wght@400;600&display=swap');
:root{--teal:#0BFFA3;--teal-d:#00CC80;--teal-dim:rgba(11,255,163,0.10);--amber:#FFB830;--amber-d:#E09900;--amber-dim:rgba(255,184,48,0.10);--red:#FF4757;--void:#050709;--void2:#080C10;--void3:#0D1219;--panel:#0F151E;--panel2:#141C28;--panel3:#1A2436;--border:rgba(255,255,255,0.06);--border-m:rgba(255,255,255,0.10);--border-l:rgba(255,255,255,0.16);--border-teal:rgba(11,255,163,0.20);--border-amber:rgba(255,184,48,0.20);--t100:#FFFFFF;--t80:rgba(255,255,255,0.80);--t60:rgba(255,255,255,0.60);--t40:rgba(255,255,255,0.40);--t20:rgba(255,255,255,0.20);--display:'Fraunces',Georgia,serif;--body:'Satoshi',system-ui,sans-serif;--mono:'JetBrains Mono',monospace;--r:10px;--rl:16px;--shadow:0 4px 20px rgba(0,0,0,0.4);--shadow-lg:0 12px 48px rgba(0,0,0,0.5);--glow-teal:0 0 40px rgba(11,255,163,0.20),0 0 80px rgba(11,255,163,0.06);--glow-amber:0 0 40px rgba(255,184,48,0.20),0 0 80px rgba(255,184,48,0.06)}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--void);color:var(--t80);font-family:var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.6}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font-family:var(--body);cursor:pointer}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px;position:relative;z-index:1}
.wrap-sm{max-width:880px;margin:0 auto;padding:0 28px;position:relative;z-index:1}
.wrap-xs{max-width:740px;margin:0 auto;padding:0 28px;position:relative;z-index:1}
.section{padding:96px 0;position:relative}.section-sm{padding:64px 0;position:relative}
#rprog{position:fixed;top:0;left:0;height:3px;background:linear-gradient(90deg,var(--teal),var(--amber));z-index:9999;width:0%;transition:width 0.1s linear;box-shadow:0 0 10px rgba(11,255,163,0.5)}
.nav{position:sticky;top:0;z-index:500;height:68px;border-bottom:1px solid var(--border);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);background:rgba(5,7,9,0.88);transition:box-shadow 0.3s,border-color 0.3s}
.nav.scrolled{box-shadow:0 4px 32px rgba(0,0,0,0.5);border-bottom-color:rgba(11,255,163,0.10)}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 28px;height:68px;display:flex;align-items:center}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;margin-right:36px;flex-shrink:0}
.logo-gem{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--teal) 0%,var(--teal-d) 100%);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(11,255,163,0.35);font-family:var(--display);font-size:17px;font-weight:900;color:var(--void)}
.logo-text{font-family:var(--display);font-size:18px;font-weight:800;color:var(--t100);letter-spacing:-0.02em}
.logo-text span{color:var(--teal)}
.nav-links{display:flex;align-items:center;gap:2px;flex:1}
.nav-item{position:relative}
.nav-link{font-size:14px;font-weight:500;color:var(--t60);padding:7px 13px;border-radius:8px;transition:all 0.2s;cursor:pointer;display:flex;align-items:center;gap:5px}
.nav-link:hover,.nav-link.act{color:var(--t100);background:var(--border)}
.caret{font-size:10px;transition:transform 0.2s}.nav-item:hover .caret{transform:rotate(180deg)}
.dropdown{display:none;position:absolute;top:calc(100%+10px);left:-10px;background:var(--panel2);border:1px solid var(--border-m);border-radius:var(--rl);box-shadow:var(--shadow-lg);min-width:260px;padding:8px;z-index:600}
.dropdown::before{content:'';position:absolute;top:-6px;left:20px;width:12px;height:12px;background:var(--panel2);border-left:1px solid var(--border-m);border-top:1px solid var(--border-m);transform:rotate(45deg)}
.nav-item:hover .dropdown{display:block;animation:dropIn 0.18s ease}
@keyframes dropIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.dd-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;transition:background 0.15s;cursor:pointer;text-decoration:none;color:inherit}
.dd-item:hover{background:var(--panel3)}
.dd-icon{width:32px;height:32px;border-radius:8px;background:var(--teal-dim);display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.dd-label{font-size:13.5px;font-weight:600;color:var(--t100);margin-bottom:1px}.dd-desc{font-size:11.5px;color:var(--t40)}
.dd-sep{height:1px;background:var(--border);margin:6px 0}.dd-head{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.09em;color:var(--t40);padding:4px 12px}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-cta{background:var(--teal);color:var(--void);font-size:13.5px;font-weight:800;padding:9px 20px;border-radius:8px;border:none;transition:all 0.25s;white-space:nowrap;box-shadow:0 4px 16px rgba(11,255,163,0.25)}
.nav-cta:hover{background:#1AFFB0;transform:translateY(-1px);box-shadow:var(--glow-teal)}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;padding:8px;margin-left:auto}
.hamburger span{display:block;width:22px;height:2px;background:var(--t80);border-radius:2px}
.mob-menu{display:none;flex-direction:column;background:var(--panel);border-top:1px solid var(--border);padding:16px 20px;gap:4px;max-height:75vh;overflow-y:auto}
.mob-menu.open{display:flex}
.mob-link{font-size:15px;font-weight:500;color:var(--t60);padding:10px 12px;border-radius:8px;display:block}
.mob-link:hover{background:var(--panel2);color:var(--t100)}
.mob-div{height:1px;background:var(--border);margin:8px 0}
.footer{background:var(--void2);position:relative}
.footer::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--teal),var(--amber),transparent);opacity:0.4}
.footer-main{padding:72px 0 48px}
.footer-grid{display:grid;grid-template-columns:2.2fr 1fr 1fr 1fr;gap:56px;margin-bottom:56px}
.f-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.f-logo-gem{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--teal) 0%,var(--teal-d) 100%);display:flex;align-items:center;justify-content:center;font-family:var(--display);font-size:17px;font-weight:900;color:var(--void)}
.f-logo-text{font-family:var(--display);font-size:18px;font-weight:800;color:var(--t100);letter-spacing:-0.02em}
.f-logo-text span{color:var(--teal)}
.f-tagline{font-size:13.5px;color:var(--t40);line-height:1.7;margin-bottom:22px;max-width:290px}
.f-social{display:flex;gap:8px}
.f-s-btn{width:34px;height:34px;border-radius:8px;background:rgba(255,255,255,0.04);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--t40);transition:all 0.2s;text-decoration:none}
.f-s-btn:hover{background:var(--teal-dim);border-color:var(--border-teal);color:var(--teal);transform:translateY(-2px)}
.f-col-title{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:0.1em;color:var(--t40);margin-bottom:18px}
.f-links{display:flex;flex-direction:column;gap:10px}
.f-link{font-size:13.5px;color:var(--t40);transition:color 0.2s;display:flex;align-items:center;gap:6px}
.f-link:hover{color:var(--teal)}
.f-badge{font-size:9.5px;font-weight:700;text-transform:uppercase;background:rgba(11,255,163,0.1);color:var(--teal);border:1px solid var(--border-teal);padding:2px 7px;border-radius:100px}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.f-copy{font-size:12.5px;color:var(--t20)}.f-legal{display:flex;gap:20px}
.f-legal a{font-size:12.5px;color:var(--t20);transition:color 0.2s}.f-legal a:hover{color:var(--teal)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--body);font-weight:700;font-size:15px;padding:12px 26px;border-radius:10px;border:none;cursor:pointer;transition:all 0.25s;text-decoration:none;white-space:nowrap;letter-spacing:-0.01em}
.btn-teal{background:var(--teal);color:var(--void);box-shadow:0 4px 16px rgba(11,255,163,0.25)}
.btn-teal:hover{background:#1AFFB0;transform:translateY(-2px);box-shadow:var(--glow-teal);color:var(--void)}
.btn-amber{background:var(--amber);color:var(--void);box-shadow:0 4px 16px rgba(255,184,48,0.25)}
.btn-amber:hover{background:#FFC84A;transform:translateY(-2px);box-shadow:var(--glow-amber);color:var(--void)}
.btn-ghost{background:rgba(255,255,255,0.05);border:1px solid var(--border-m);color:var(--t80)}
.btn-ghost:hover{background:rgba(255,255,255,0.09);border-color:var(--border-l);color:var(--t100)}
.btn-outline{background:transparent;border:1.5px solid var(--border-teal);color:var(--teal)}
.btn-outline:hover{background:var(--teal-dim)}
.btn-sm{font-size:13px;padding:9px 18px;border-radius:8px}.btn-lg{font-size:17px;padding:16px 36px;border-radius:12px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:0.12em;color:var(--teal);margin-bottom:14px}
.eyebrow::before{content:'';width:20px;height:2px;background:linear-gradient(90deg,var(--teal),var(--amber));border-radius:2px}
.s-title{font-family:var(--display);font-size:clamp(28px,4.5vw,50px);font-weight:900;color:var(--t100);letter-spacing:-0.03em;line-height:1.1;margin-bottom:16px}
.s-title .t{color:var(--teal)}.s-title .a{color:var(--amber);font-style:italic}
.s-sub{font-size:17px;color:var(--t60);line-height:1.75;font-weight:300}
.badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:700;padding:4px 11px;border-radius:100px}
.badge-teal{background:var(--teal-dim);color:var(--teal);border:1px solid var(--border-teal)}
.badge-amber{background:var(--amber-dim);color:var(--amber);border:1px solid var(--border-amber)}
.badge-red{background:rgba(255,71,87,0.1);color:var(--red);border:1px solid rgba(255,71,87,0.2)}
.page-hero{background:var(--void);padding:72px 0 60px;border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;top:-200px;left:-100px;width:600px;height:600px;background:radial-gradient(circle,rgba(11,255,163,0.08) 0%,transparent 70%);pointer-events:none}
.pg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,0.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.02) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at center,black 40%,transparent 80%)}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t40);flex-wrap:wrap;margin-bottom:20px}
.breadcrumb a{color:var(--t40);transition:color 0.2s}.breadcrumb a:hover{color:var(--teal)}
.breadcrumb-sep{color:var(--border-m)}.breadcrumb-current{color:var(--t60);font-weight:500}
.prose h2{font-family:var(--display);font-size:26px;font-weight:800;color:var(--t100);margin:48px 0 16px;letter-spacing:-0.025em;line-height:1.2;padding-top:24px;border-top:1px solid var(--border)}
.prose h2:first-of-type{border-top:none;margin-top:0;padding-top:0}
.prose h3{font-family:var(--display);font-size:21px;font-weight:700;color:var(--t100);margin:32px 0 12px;letter-spacing:-0.02em}
.prose h4{font-size:13px;font-weight:700;color:var(--teal);margin:24px 0 10px;text-transform:uppercase;letter-spacing:0.08em}
.prose p{font-size:16.5px;color:var(--t60);line-height:1.85;margin-bottom:20px}
.prose p strong{color:var(--t100);font-weight:700}
.prose a{color:var(--teal);font-weight:600;text-decoration:underline;text-decoration-color:rgba(11,255,163,0.3);text-underline-offset:3px;transition:text-decoration-color 0.2s}
.prose a:hover{text-decoration-color:var(--teal)}
.prose ul,.prose ol{padding-left:24px;margin-bottom:20px}
.prose li{font-size:16px;color:var(--t60);line-height:1.75;margin-bottom:8px;padding-left:6px}
.prose ul li::marker{color:var(--teal)}.prose ol li::marker{color:var(--teal);font-weight:700}
.prose blockquote{background:rgba(11,255,163,0.05);border-left:3px solid var(--teal);border-radius:0 8px 8px 0;padding:18px 22px;margin:28px 0;font-size:17px;font-style:italic;color:var(--t80);line-height:1.7}
.prose hr{border:none;height:1px;background:var(--border);margin:40px 0}
.prose code{font-family:var(--mono);font-size:13.5px;background:var(--panel3);color:var(--teal);padding:2px 7px;border-radius:5px;border:1px solid var(--border)}
.callout{border-radius:var(--rl);padding:20px 24px;margin:28px 0;display:flex;gap:16px;align-items:flex-start}
.callout-icon{font-size:22px;flex-shrink:0;margin-top:1px}
.callout-title{font-size:14px;font-weight:700;margin-bottom:5px}
.callout-text{font-size:14px;line-height:1.65;color:var(--t60)}
.callout-tip{background:rgba(11,255,163,0.06);border:1px solid var(--border-teal)}
.callout-tip .callout-title{color:var(--teal)}
.callout-warning{background:rgba(255,184,48,0.06);border:1px solid var(--border-amber)}
.callout-warning .callout-title{color:var(--amber)}
.faq-section{background:var(--panel);border:1px solid var(--border);border-radius:20px;padding:32px;margin-top:48px}
.faq-title{font-family:var(--display);font-size:26px;font-weight:900;color:var(--t100);margin-bottom:6px;letter-spacing:-0.025em}
.faq-sub{font-size:14px;color:var(--t40);margin-bottom:28px}
.faq-item{border-top:1px solid var(--border)}
.faq-q{font-family:var(--display);font-size:16px;font-weight:700;color:var(--t100);padding:20px 0 16px;cursor:pointer;display:flex;justify-content:space-between;align-items:flex-start;gap:16px;line-height:1.4;transition:color 0.2s;user-select:none}
.faq-q:hover{color:var(--teal)}
.faq-tog{width:28px;height:28px;border-radius:50%;background:var(--panel3);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;transition:all 0.3s;color:var(--t40)}
.faq-item.open .faq-tog{background:var(--teal);color:var(--void);transform:rotate(45deg)}
.faq-a{font-size:15px;color:var(--t60);line-height:1.8;padding-bottom:20px;display:none}
.faq-item.open .faq-a{display:block}
.toc-box{background:var(--panel);border:1px solid var(--border);border-left:3px solid var(--teal);border-radius:var(--rl);padding:22px 24px;margin-bottom:40px}
.toc-head{font-family:var(--display);font-size:15px;font-weight:800;color:var(--t100);margin-bottom:12px}
.toc-box ol{list-style:none;counter-reset:toc;display:flex;flex-direction:column;gap:5px}
.toc-box li{counter-increment:toc}
.toc-box a{font-size:13.5px;color:var(--t60);font-weight:500;display:flex;align-items:baseline;gap:10px;padding:3px 0;transition:color 0.2s}
.toc-box a::before{content:counter(toc,decimal-leading-zero);font-size:11px;font-weight:700;color:var(--teal);font-family:var(--mono);flex-shrink:0}
.toc-box a:hover{color:var(--teal)}
.sw{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:22px;margin-bottom:20px}
.sw-t{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:0.1em;color:var(--t40);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.sw-t::before{content:'';width:16px;height:2px;background:linear-gradient(90deg,var(--teal),var(--amber));border-radius:2px}
.tool-input{width:100%;background:var(--void2);border:1.5px solid var(--border-m);border-radius:10px;padding:14px 18px;font-family:var(--body);font-size:15px;color:var(--t100);outline:none;transition:all 0.2s}
.tool-input::placeholder{color:var(--t40)}
.tool-input:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(11,255,163,0.12)}
.bar-track{height:5px;background:rgba(255,255,255,0.06);border-radius:100px;overflow:hidden}
.bar-fill{height:100%;border-radius:100px;background:linear-gradient(90deg,var(--teal),var(--amber));transition:width 1.2s cubic-bezier(0.25,0.46,0.45,0.94)}
.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.7s ease,transform 0.7s ease}
.reveal.in{opacity:1;transform:translateY(0)}
.d1{transition-delay:0.1s}.d2{transition-delay:0.2s}.d3{transition-delay:0.3s}
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;gap:36px}}
@media(max-width:768px){.nav-links,.nav-actions{display:none}.hamburger{display:flex}.footer-grid{grid-template-columns:1fr;gap:24px}.section{padding:64px 0}.wrap,.wrap-sm,.wrap-xs{padding:0 18px}}
@media(max-width:480px){.section{padding:48px 0}.wrap,.wrap-sm,.wrap-xs{padding:0 14px}}