:root{--sky-blue:#72c8f4;--sky-cyan:#b6e9ff;--cloud-white:#f8fcff;--space-deep:#102c50;--space-darker:#0a1c34;--space-card:#102c50b8;--portal-blue:#49afff;--portal-glow:#49afff59;--highlight-gold:#e8d9ad;--gold-glow:#e8d9ad66;--text-primary:#fff;--text-secondary:#d4edfa;--text-muted:#8eb7d8;--border-light:#b6e9ff38;--border-strong:#49afff73;--border-gold:#e8d9ad80;--glass-bg:#102c508c;--glass-blur:blur(14px);--glass-shadow:0 16px 40px #08183080, inset 0 1px 0 #ffffff26;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--section-padding:clamp(3.5rem, 6vw, 6rem);--container-max:1240px;--radius-sm:8px;--radius-md:14px;--radius-lg:22px;--radius-full:9999px;--transition-fast:.2s cubic-bezier(.16, 1, .3, 1);--transition-normal:.35s cubic-bezier(.16, 1, .3, 1);--transition-slow:.7s cubic-bezier(.16, 1, .3, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-sans);background-color:var(--space-darker);color:var(--text-primary);scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh;color:var(--text-secondary);background:radial-gradient(circle at 50% 0,#153866 0%,#0d2342 45%,#08162b 100%) fixed;line-height:1.7;position:relative;overflow-x:hidden}.skip-link{background:var(--sky-blue);color:var(--space-darker);border-radius:var(--radius-sm);z-index:99999;transition:top var(--transition-fast);padding:12px 20px;font-weight:700;text-decoration:none;position:absolute;top:-100px;left:20px}.skip-link:focus{outline:3px solid var(--highlight-gold);top:20px}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 clamp(1.25rem,3.5vw,2.5rem)}.section{padding:var(--section-padding) 0;z-index:10;position:relative}.section-header{text-align:center;max-width:760px;margin:0 auto clamp(2.5rem,4vw,4rem)}.section-tag{border:1px solid var(--border-light);border-radius:var(--radius-full);color:var(--sky-cyan);letter-spacing:.08em;text-transform:uppercase;background:#49afff1f;align-items:center;gap:8px;margin-bottom:1rem;padding:6px 16px;font-size:.85rem;font-weight:600;display:inline-flex}.section-tag .dot{background:var(--sky-blue);width:6px;height:6px;box-shadow:0 0 8px var(--sky-blue);border-radius:50%}.section-title{color:var(--cloud-white);letter-spacing:-.01em;margin-bottom:1rem;font-size:clamp(1.85rem,3.5vw,2.65rem);font-weight:800;line-height:1.25}.section-subtitle{color:var(--text-muted);font-size:clamp(1rem,1.4vw,1.15rem);line-height:1.65}.btn{border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-normal);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:10px;padding:13px 28px;font-size:1rem;font-weight:600;text-decoration:none;display:inline-flex}.btn:focus-visible{outline:3px solid var(--highlight-gold);outline-offset:3px}.btn-primary{background:linear-gradient(135deg, var(--sky-blue) 0%, var(--portal-blue) 100%);color:#051426;box-shadow:0 8px 24px #49afff59}.btn-primary:hover{background:linear-gradient(135deg,#8fe0ff 0%,#5cb8ff 100%);transform:translateY(-2px);box-shadow:0 12px 30px #49afff8c}.btn-secondary{border-color:var(--border-light);color:var(--sky-cyan);backdrop-filter:var(--glass-blur);background:#b6e9ff14}.btn-secondary:hover{border-color:var(--sky-blue);color:var(--cloud-white);background:#b6e9ff29;transform:translateY(-2px)}.btn-gold{background:linear-gradient(135deg, var(--highlight-gold) 0%, #caa964 100%);color:#1a1202;box-shadow:0 8px 22px var(--gold-glow)}.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 28px #e8d9ad99}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow);transition:all var(--transition-normal)}.glass-panel:hover{border-color:var(--border-strong);box-shadow:0 20px 48px #081830a6,0 0 20px #49afff26}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.pricing-cycle-switch{border:1px solid var(--border-light);border-radius:var(--radius-full);background:#0a1c34cc;align-items:center;margin:0 auto 3.5rem;padding:5px;display:inline-flex;box-shadow:inset 0 2px 6px #0006}.cycle-btn{border-radius:var(--radius-full);color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;padding:10px 24px;font-size:.95rem;font-weight:600}.cycle-btn.active{background:linear-gradient(135deg, var(--sky-blue) 0%, var(--portal-blue) 100%);color:#06182e;box-shadow:0 4px 14px #49afff66}.pricing-grid{grid-template-columns:repeat(3,1fr);align-items:stretch;gap:2rem;display:grid}@media (width<=960px){.pricing-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}}.pricing-card{border-radius:var(--radius-lg);transition:transform var(--transition-normal), box-shadow var(--transition-normal);flex-direction:column;padding:2.2rem 2rem;display:flex;position:relative;overflow:hidden}.pricing-card:hover{transform:translateY(-6px)}.pricing-card.sky-glass{background:linear-gradient(165deg,#1e508273 0%,#102c50bf 100%);border:1px solid #b6e9ff47;box-shadow:0 16px 36px #0a1e3873,inset 0 1px #b6e9ff40}.pricing-card.portal-ring{z-index:2;background:linear-gradient(165deg,#183e6ccc 0%,#0c203cf2 100%);border:2px solid #e8d9adb3;transform:scale(1.03);box-shadow:0 20px 50px #071830bf,0 0 30px #e8d9ad38}.pricing-card.portal-ring:hover{border-color:#f7e9c5;transform:scale(1.03)translateY(-6px);box-shadow:0 24px 60px #071830d9,0 0 40px #e8d9ad59}.pricing-card.deep-space{background:linear-gradient(165deg,#0e224099 0%,#081426d9 100%);border:1px solid #49afff4d;box-shadow:0 16px 36px #05122480,inset 0 1px #49afff33}.card-header{border-bottom:1px solid #b6e9ff1f;margin-bottom:1.5rem;padding-bottom:1.25rem}.card-badge{letter-spacing:.05em;border-radius:var(--radius-full);color:var(--sky-cyan);background:#b6e9ff1f;border:1px solid #b6e9ff33;margin-bottom:.75rem;padding:4px 12px;font-size:.78rem;font-weight:700;display:inline-block}.pricing-card.portal-ring .card-badge{color:var(--highlight-gold);background:#e8d9ad2e;border-color:#e8d9ad66}.card-title{color:var(--cloud-white);margin-bottom:.4rem;font-size:1.6rem;font-weight:800}.traffic-highlight{align-items:baseline;gap:6px;margin:1.25rem 0 .8rem;display:flex}.traffic-num{color:var(--sky-cyan);font-size:2.25rem;font-weight:900;line-height:1}.pricing-card.portal-ring .traffic-num{color:var(--highlight-gold)}.traffic-unit{color:var(--text-muted);font-size:.95rem}.price-display{align-items:baseline;gap:4px;margin-bottom:1.5rem;display:flex}.price-currency{color:var(--cloud-white);font-size:1.25rem;font-weight:700}.price-amount{color:var(--cloud-white);font-size:3rem;font-weight:900;line-height:1}.price-period{color:var(--text-muted);margin-left:4px;font-size:.9rem}.card-features{flex-direction:column;flex-grow:1;gap:12px;margin-bottom:2rem;list-style:none;display:flex}.feature-item{color:var(--text-secondary);align-items:flex-start;gap:10px;font-size:.92rem;line-height:1.5;display:flex}.feature-icon{width:18px;height:18px;color:var(--sky-blue);flex-shrink:0;margin-top:2px}.pricing-card.portal-ring .feature-icon{color:var(--highlight-gold)}.card-cta{width:100%}.hero-section{align-items:center;min-height:92vh;padding:6rem 0 4rem;display:flex;position:relative;overflow:hidden}.hero-grid{z-index:10;grid-template-columns:1.15fr .95fr;align-items:center;gap:3.5rem;display:grid;position:relative}@media (width<=960px){.hero-grid{text-align:center;grid-template-columns:1fr;gap:2.5rem}}.hero-title{color:var(--cloud-white);letter-spacing:-.02em;margin-bottom:1.2rem;font-size:clamp(2.5rem,5.5vw,4rem);font-weight:900;line-height:1.15}.hero-title .title-accent{background:linear-gradient(135deg, var(--sky-blue) 0%, var(--sky-cyan) 60%, var(--highlight-gold) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.hero-slogan{color:var(--sky-cyan);margin-bottom:1.2rem;font-size:clamp(1.25rem,2.2vw,1.7rem);font-weight:700;line-height:1.4}.hero-description{color:var(--text-secondary);max-width:600px;margin-bottom:2.2rem;font-size:clamp(1rem,1.4vw,1.12rem);line-height:1.8}@media (width<=960px){.hero-description{margin-left:auto;margin-right:auto}}.hero-actions{flex-wrap:wrap;gap:1.2rem;display:flex}@media (width<=960px){.hero-actions{justify-content:center}}.portal-container{aspect-ratio:1;justify-content:center;align-items:center;width:100%;max-width:520px;margin:0 auto;display:flex;position:relative}.navbar-wrapper{z-index:1000;transition:all var(--transition-normal);padding:14px 0;position:fixed;top:0;left:0;right:0}.navbar-wrapper.scrolled{-webkit-backdrop-filter:var(--glass-blur);border-bottom:1px solid var(--border-light);background:#0a1a30d9;padding:10px 0;box-shadow:0 8px 24px #00000059}.navbar{justify-content:space-between;align-items:center;display:flex}.nav-brand{color:var(--cloud-white);letter-spacing:.02em;align-items:center;gap:12px;font-size:1.35rem;font-weight:800;text-decoration:none;display:flex}.nav-logo-icon{width:36px;height:36px}.nav-links{align-items:center;gap:2rem;list-style:none;display:flex}.nav-link{color:var(--text-secondary);transition:color var(--transition-fast);padding:6px 0;font-size:.95rem;font-weight:500;text-decoration:none;position:relative}.nav-link:hover,.nav-link.active{color:var(--sky-blue)}.nav-link.active{color:#fff;font-weight:700}.nav-link.active:after{content:"";background:linear-gradient(90deg, var(--sky-blue), var(--highlight-gold));width:100%;height:2px;box-shadow:0 0 8px var(--sky-blue);border-radius:2px;position:absolute;bottom:-2px;left:0}.mobile-menu-toggle{border:1px solid var(--border-light);border-radius:var(--radius-sm);color:var(--cloud-white);cursor:pointer;background:0 0;padding:8px;display:none}@media (width<=860px){.nav-links{backdrop-filter:var(--glass-blur);border-bottom:1px solid var(--border-light);background:#0a1a30fa;flex-direction:column;gap:1.25rem;padding:1.5rem;display:none;position:absolute;top:100%;left:0;right:0}.nav-links.open{display:flex}.mobile-menu-toggle{display:block}}.features-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.8rem;display:grid}.feature-box{border-radius:var(--radius-md);border:1px solid var(--border-light);transition:transform var(--transition-normal);background:#102c5073;padding:2rem}.feature-box:hover{border-color:var(--sky-blue);transform:translateY(-4px)}.feature-box-icon{width:48px;height:48px;color:var(--sky-cyan);background:#49afff26;border-radius:12px;justify-content:center;align-items:center;margin-bottom:1.2rem;display:flex}.feature-box-title{color:var(--cloud-white);margin-bottom:.75rem;font-size:1.2rem;font-weight:700}.feature-box-desc{color:var(--text-muted);font-size:.92rem;line-height:1.65}.scenarios-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem;display:grid}.scenario-card{border:1px solid var(--border-light);border-radius:var(--radius-md);text-align:center;transition:all var(--transition-normal);background:#102c5066;padding:1.8rem 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10px;font-size:.78rem;font-weight:600}.article-card-time{color:var(--text-muted);font-size:.8rem}.article-card-title{color:var(--cloud-white);transition:color var(--transition-fast);margin-bottom:.8rem;font-size:1.22rem;font-weight:700;line-height:1.45}.article-card:hover .article-card-title{color:var(--sky-cyan)}.article-card-desc{color:var(--text-muted);flex-grow:1;margin-bottom:1.4rem;font-size:.9rem;line-height:1.6}.article-card-footer{color:var(--sky-blue);border-top:1px solid #b6e9ff14;justify-content:space-between;align-items:center;padding-top:1rem;font-size:.85rem;font-weight:600;display:flex}.feedback-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.8rem;display:grid}.feedback-card{border-radius:var(--radius-lg);border:1px solid var(--border-light);background:#12305673;padding:2rem;position:relative}.feedback-demo-badge{color:var(--highlight-gold);background:#e8d9ad26;border:1px solid #e8d9ad4d;border-radius:4px;margin-bottom:1rem;padding:2px 8px;font-size:.72rem;display:inline-block}.feedback-text{color:var(--text-secondary);margin-bottom:1.5rem;font-size:.95rem;font-style:italic;line-height:1.7}.feedback-author{align-items:center;gap:12px;display:flex}.feedback-avatar{background:linear-gradient(135deg, var(--sky-blue), var(--portal-blue));color:#051426;border-radius:50%;justify-content:center;align-items:center;width:42px;height:42px;font-weight:800;display:flex}.feedback-name{color:var(--cloud-white);font-size:.95rem;font-weight:700}.feedback-scenario{color:var(--text-muted);font-size:.8rem}.feedback-disclaimer-box{border:1px dashed var(--border-light);border-radius:var(--radius-md);color:var(--text-muted);text-align:center;background:#0a1a3099;margin-top:2rem;padding:1rem 1.5rem;font-size:.82rem}.faq-list{flex-direction:column;gap:1rem;max-width:860px;margin:0 auto;display:flex}.faq-item{border-radius:var(--radius-md);border:1px solid var(--border-light);transition:border-color var(--transition-fast);background:#102c5080;overflow:hidden}.faq-item[open]{border-color:var(--sky-blue);background:#14345e99}.faq-summary{color:var(--cloud-white);cursor:pointer;user-select:none;justify-content:space-between;align-items:center;padding:1.3rem 1.6rem;font-size:1.1rem;font-weight:700;list-style:none;display:flex}.faq-summary::-webkit-details-marker{display:none}.faq-icon{width:20px;height:20px;transition:transform var(--transition-normal);color:var(--sky-blue);flex-shrink:0}.faq-item[open] .faq-icon{transform:rotate(180deg)}.faq-answer{color:var(--text-secondary);padding:0 1.6rem 1.5rem;font-size:.95rem;line-height:1.75}.article-header{text-align:center;max-width:900px;margin:0 auto;padding:7rem 0 3rem}.article-title-h1{color:var(--cloud-white);margin:1.2rem 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0;overflow-x:auto}.article-table{border-collapse:collapse;text-align:left;width:100%;font-size:.92rem}.article-table th{color:var(--sky-cyan);border-bottom:1px solid var(--border-light);background:#102c50e6;padding:12px 16px;font-weight:700}.article-table td{color:var(--text-secondary);border-bottom:1px solid #b6e9ff14;padding:12px 16px}.article-table tr:last-child td{border-bottom:none}.step-guide{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.2rem;margin:1.8rem 0;display:grid}.step-card{border:1px solid var(--border-light);border-radius:var(--radius-md);background:#102c508c;padding:1.2rem}.step-num{color:var(--sky-blue);margin-bottom:.5rem;font-size:.85rem;font-weight:800}.step-desc{color:var(--text-secondary);font-size:.88rem;line-height:1.5}.breadcrumb-nav{color:var(--text-muted);align-items:center;gap:8px;margin-bottom:1.5rem;font-size:.85rem;display:flex}.breadcrumb-link{color:var(--text-muted);transition:color var(--transition-fast);text-decoration:none}.breadcrumb-link:hover{color:var(--sky-blue)}.breadcrumb-separator{color:#b6e9ff4d}.breadcrumb-current{color:var(--sky-cyan)}.site-footer{border-top:1px solid var(--border-light);z-index:10;background:#08162b;padding:4.5rem 0 2rem;position:relative}.footer-grid{grid-template-columns:2fr repeat(3,1fr);gap:3rem;margin-bottom:3.5rem;display:grid}@media (width<=860px){.footer-grid{grid-template-columns:1fr;gap:2rem}}.footer-brand-name{color:var(--cloud-white);margin-bottom:.8rem;font-size:1.4rem;font-weight:800}.footer-brand-desc{color:var(--text-muted);max-width:360px;font-size:.9rem;line-height:1.7}.footer-col-title{color:var(--sky-cyan);margin-bottom:1.2rem;font-size:1rem;font-weight:700}.footer-links{flex-direction:column;gap:10px;font-size:.88rem;list-style:none;display:flex}.footer-link{color:var(--text-muted);transition:color var(--transition-fast);text-decoration:none}.footer-link:hover{color:var(--sky-blue)}.footer-bottom{color:var(--text-muted);border-top:1px solid #b6e9ff14;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;padding-top:1.8rem;font-size:.82rem;display:flex}.nav-actions[data-astro-cid-l7arcky5]{align-items:center;gap:1rem;display:flex}.nav-cta-btn[data-astro-cid-l7arcky5]{padding:8px 20px;font-size:.9rem}@media (width<=860px){.nav-cta-btn[data-astro-cid-l7arcky5]{display:none}}