:root{--ink:#1a1a1a;--paper:#fafaf8;--warm:#f5f4f0;--accent:#c4553a;--accent-hover:#a8442e;--accent-light:#d4735e;--mist:#b8b5ad;--subtle:#e8e6e0;--color-bg-primary:var(--paper);--color-bg-secondary:var(--warm);--color-bg-tertiary:#eae8e3;--color-text-primary:var(--ink);--color-text-secondary:#6b6862;--color-text-tertiary:var(--mist);--color-accent:var(--accent);--color-accent-light:var(--accent-light);--color-accent-hover:var(--accent-hover);--color-success:#4a8c6f;--color-warning:#c49a3a;--color-border:var(--subtle);--color-border-light:var(--warm);--color-card-bg:var(--paper);--color-code-bg:var(--ink);--color-code-text:#d4d0c8;--gradient-accent:linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);--gradient-hero-bg:none;--gradient-text:linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);--font-family:"DM Sans", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;--font-heading:"Outfit", sans-serif;--font-serif:"Cormorant Garamond", serif;--font-mono:"SF Mono", "Fira Code", monospace;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:2rem;--font-size-4xl:2.5rem;--font-size-5xl:3.5rem;--font-size-6xl:4.5rem;--font-weight-light:300;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--line-height-tight:1.1;--line-height-snug:1.3;--line-height-normal:1.8;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--space-24:6rem;--space-32:8rem;--max-width:960px;--max-width-narrow:640px;--nav-height:72px;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-2xl:24px;--radius-full:9999px;--shadow-sm:0 1px 2px #1a1a1a08;--shadow-md:0 4px 12px #1a1a1a0a;--shadow-lg:0 8px 30px #1a1a1a0f;--shadow-xl:0 16px 48px #1a1a1a14;--shadow-accent:0 4px 20px #c4553a26;--shadow-card-hover:0 8px 24px #1a1a1a0f;--transition-fast:.15s ease;--transition-base:.3s ease;--transition-slow:.5s ease;--transition-spring:.8s cubic-bezier(.4, 0, .2, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);font-size:15px;font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;overflow-x:hidden}img,video{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:var(--font-family)}::selection{color:var(--color-text-primary);background:#c4553a1f}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--subtle);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--mist)}.container{max-width:var(--max-width);width:100%;margin:0 auto;padding:0 40px}.section{border-top:1px solid var(--subtle);padding:100px 0}.section--alt{background-color:var(--color-bg-secondary)}.section-header{text-align:center;margin-bottom:var(--space-16)}.section-header__title{font-family:var(--font-heading);font-size:var(--font-size-3xl);font-weight:var(--font-weight-light);line-height:var(--line-height-tight);color:var(--color-text-primary);margin-bottom:var(--space-4);letter-spacing:.02em}.section-header__subtitle{font-size:var(--font-size-base);color:var(--color-text-secondary);max-width:500px;line-height:var(--line-height-normal);margin:0 auto}.section-label{font-family:var(--font-heading);letter-spacing:.3em;text-transform:uppercase;color:var(--mist);margin-bottom:40px;font-size:11px;font-weight:300}.section-label:before{content:"";background:var(--mist);vertical-align:middle;width:24px;height:1px;margin-right:12px;display:inline-block}.gradient-text{background:var(--gradient-text);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.btn-primary{justify-content:center;align-items:center;gap:var(--space-2);background:var(--accent);color:#fff;font-family:var(--font-heading);letter-spacing:.08em;border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-base);white-space:nowrap;border:none;padding:12px 32px;font-size:13px;font-weight:400;text-decoration:none;display:inline-flex}.btn-primary:hover{background:var(--accent-hover);box-shadow:var(--shadow-accent);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{justify-content:center;align-items:center;gap:var(--space-2);color:var(--color-text-primary);font-family:var(--font-heading);letter-spacing:.08em;border:1px solid var(--subtle);border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-base);white-space:nowrap;background:0 0;padding:12px 32px;font-size:13px;font-weight:300;text-decoration:none;display:inline-flex}.btn-secondary:hover{border-color:var(--ink);transform:translateY(-1px)}.btn-secondary:active{transform:translateY(0)}.card{background:var(--color-card-bg);border:1px solid var(--subtle);border-radius:var(--radius-lg);padding:var(--space-8);transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-2px)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes breathe{0%,to{opacity:.25}50%{opacity:.6}}@keyframes orbit-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@media (width<=1024px){:root{--font-size-5xl:2.75rem;--font-size-6xl:3.5rem;--font-size-4xl:2rem}.section{padding:80px 0}}@media (width<=768px){:root{--font-size-5xl:2.25rem;--font-size-4xl:1.75rem;--font-size-3xl:1.5rem;--nav-height:64px}.container{padding:0 24px}.section{padding:60px 0}.section-header{margin-bottom:var(--space-10)}.section-header__title{font-size:var(--font-size-3xl)}}@media (width<=640px){:root{--font-size-5xl:2rem;--font-size-4xl:1.5rem}}.navbar{z-index:1000;height:var(--nav-height);transition:all var(--transition-base);background:0 0;align-items:center;display:flex;position:fixed;top:0;left:0;right:0}.navbar--scrolled{-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--subtle);background:#fafaf8eb}.navbar__container{max-width:var(--max-width);justify-content:space-between;align-items:center;width:100%;margin:0 auto;padding:0 40px;display:flex}.navbar__logo{align-items:center;gap:12px;text-decoration:none;display:flex}.navbar__logo-icon{justify-content:center;align-items:center;display:flex}.navbar__logo-text{font-family:var(--font-heading);letter-spacing:.2em;text-transform:uppercase;color:var(--ink);font-size:18px;font-weight:200}.navbar__links{align-items:center;gap:32px;display:flex}.navbar__link{font-family:var(--font-heading);letter-spacing:.08em;color:var(--color-text-secondary);transition:color var(--transition-base);font-size:13px;font-weight:300;text-decoration:none;position:relative}.navbar__link:hover{color:var(--ink)}.navbar__link--logout{color:var(--mist);transition:color var(--transition-base);background:0 0;border:none;align-items:center;padding:4px;display:flex}.navbar__link--logout:hover{color:var(--accent)}.navbar__actions{align-items:center;gap:16px;display:flex}.navbar__lang-toggle{border:1px solid var(--subtle);border-radius:var(--radius-full);font-family:var(--font-heading);letter-spacing:.1em;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-base);background:0 0;align-items:center;gap:6px;padding:6px 14px;font-size:11px;font-weight:300;display:flex}.navbar__lang-toggle:hover{border-color:var(--ink);color:var(--ink)}.navbar__cta{background:var(--ink);color:var(--paper);font-family:var(--font-heading);letter-spacing:.1em;border-radius:var(--radius-full);transition:all var(--transition-base);white-space:nowrap;align-items:center;gap:6px;padding:8px 20px;font-size:12px;font-weight:300;text-decoration:none;display:inline-flex}.navbar__cta:hover{background:var(--accent)}.navbar__mobile-toggle{color:var(--ink);background:0 0;border:none;padding:4px;display:none}.navbar__mobile-menu{top:var(--nav-height);background:var(--paper);border-bottom:1px solid var(--subtle);flex-direction:column;gap:16px;padding:24px 40px;display:flex;position:absolute;left:0;right:0;overflow:hidden}.navbar__mobile-link{font-family:var(--font-heading);letter-spacing:.05em;color:var(--color-text-secondary);border-bottom:1px solid var(--warm);transition:color var(--transition-base);padding:8px 0;font-size:15px;font-weight:300;text-decoration:none}.navbar__mobile-link:hover{color:var(--ink)}.navbar__cta--mobile{text-align:center;justify-content:center;margin-top:8px}@media (width<=768px){.navbar__container{padding:0 24px}.navbar__links{display:none}.navbar__mobile-toggle{display:flex}.navbar__mobile-menu{padding:24px}}.hero{flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:80px 40px 60px;display:flex;position:relative}.hero__logo-mark{width:200px;height:200px;margin-bottom:56px}.hero__logo-mark svg{width:100%;height:100%}.hero__logo-mark svg .needle-group{transform-origin:90px 90px;transform-box:view-box;animation:8s cubic-bezier(.4,0,.2,1) infinite seek}@keyframes seek{0%{transform:rotate(0)}15%{transform:rotate(42deg)}25%{transform:rotate(35deg)}40%{transform:rotate(-15deg)}55%{transform:rotate(320deg)}70%{transform:rotate(310deg)}85%{transform:rotate(355deg)}to{transform:rotate(360deg)}}.orbit-ring{animation:6s ease-in-out infinite breathe}.orbit-dot{animation:20s linear infinite orbit-spin}.hero__wordmark{font-family:var(--font-heading);letter-spacing:.28em;text-transform:uppercase;color:var(--ink);margin-bottom:14px;font-size:42px;font-weight:200}.hero__wordmark span{font-weight:400}.hero__tagline{font-family:var(--font-serif);letter-spacing:.12em;color:var(--mist);text-align:center;max-width:480px;margin-bottom:56px;font-size:16px;font-style:italic;font-weight:300}.hero__install{background:var(--ink);border-radius:8px;align-items:center;gap:0;width:100%;max-width:580px;margin-bottom:40px;display:flex;overflow:hidden}.hero__install-cmd{font-family:var(--font-mono);color:#d4d0c8;white-space:nowrap;scrollbar-width:none;flex:1;padding:14px 20px;font-size:13px;overflow-x:auto}.hero__install-cmd::-webkit-scrollbar{display:none}.hero__install-copy{color:var(--mist);font-family:var(--font-heading);letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:all var(--transition-base);white-space:nowrap;background:#ffffff0f;border:none;border-left:1px solid #ffffff14;align-items:center;gap:6px;padding:14px 18px;font-size:11px;font-weight:300;display:flex}.hero__install-copy:hover{color:#fff;background:#ffffff1a}.hero__actions{align-items:center;gap:16px;display:flex}.hero__bottom-line{background:linear-gradient(to bottom, transparent, var(--mist));width:1px;height:80px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}@media (width<=768px){.hero{min-height:auto;padding:100px 24px 40px}.hero__logo-mark{width:140px;height:140px;margin-bottom:40px}.hero__wordmark{font-size:28px}.hero__tagline{margin-bottom:40px;font-size:14px}.hero__install{flex-direction:column}.hero__install-copy{border-top:1px solid #ffffff14;border-left:none;justify-content:center;width:100%}.hero__actions{flex-direction:column;width:100%}.hero__actions .btn-primary,.hero__actions .btn-secondary{width:100%}}.features{border-top:1px solid var(--subtle);padding:100px 0}.features .section-label{text-align:left;max-width:var(--max-width);margin:0 auto 48px;padding:0 40px}.features__grid{max-width:var(--max-width);grid-template-columns:repeat(3,1fr);gap:24px;margin:0 auto;padding:0 40px;display:grid}.features__card{border:1px solid var(--subtle);border-radius:var(--radius-lg);background:var(--paper);transition:all var(--transition-base);padding:32px}.features__card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-2px)}.features__card-icon{width:40px;height:40px;color:var(--accent);justify-content:center;align-items:center;margin-bottom:20px;display:flex}.features__card-title{font-family:var(--font-heading);letter-spacing:.02em;color:var(--ink);margin-bottom:10px;font-size:16px;font-weight:400}.features__card-desc{color:var(--color-text-secondary);font-size:14px;line-height:1.7}@media (width<=768px){.features{padding:60px 0}.features__grid{grid-template-columns:1fr;padding:0 24px}.features .section-label{padding:0 24px}}@media (width<=1024px) and (width>=769px){.features__grid{grid-template-columns:repeat(2,1fr)}}.download{border-top:1px solid var(--subtle);padding:100px 0}.download__grid{max-width:var(--max-width);grid-template-columns:repeat(3,1fr);gap:24px;margin:0 auto;padding:0 40px;display:grid}.download__card{border:1px solid var(--subtle);border-radius:var(--radius-lg);background:var(--paper);transition:all var(--transition-base);flex-direction:column;padding:32px;display:flex}.download__card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-2px)}.download__card-header{align-items:flex-start;gap:16px;margin-bottom:24px;display:flex}.download__icon{border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.download__icon--cli{color:#10b981;background:linear-gradient(135deg,#10b98126,#10b9810d)}.download__icon--gui{color:#6366f1;background:linear-gradient(135deg,#6366f126,#6366f10d)}.download__icon--pip{color:#f59e0b;background:linear-gradient(135deg,#f59e0b26,#f59e0b0d)}.download__card-title{font-family:var(--font-heading);font-weight:var(--font-weight-semibold);color:var(--ink);margin-bottom:4px;font-size:18px}.download__card-desc{color:var(--color-text-secondary);margin:0;font-size:14px;line-height:1.6}.download__install-section{margin-top:auto;padding-top:20px}.download__install-label{font-family:var(--font-heading);font-size:11px;font-weight:var(--font-weight-medium);letter-spacing:.08em;text-transform:uppercase;color:var(--mist);margin-bottom:10px}.download__code-box{background:var(--ink);cursor:pointer;transition:all var(--transition-base);border-radius:10px;align-items:center;gap:10px;padding:14px 16px;display:flex;overflow:hidden}.download__code-box:hover{box-shadow:0 0 0 1px #ffffff1a}.download__code-prompt{color:#10b981;font-family:var(--font-mono);-webkit-user-select:none;user-select:none;flex-shrink:0;font-size:13px;font-weight:600}.download__code-box code{font-family:var(--font-mono);color:#e2e0dc;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-size:12.5px;overflow:hidden}.download__copy-btn{color:var(--mist);cursor:pointer;transition:color var(--transition-fast);background:0 0;border:none;flex-shrink:0;align-items:center;padding:4px;display:flex}.download__copy-btn:hover{color:#fff}.download__platforms{gap:8px;margin-top:16px;display:flex}.download__platform-btn{color:var(--color-text-secondary);border:1px solid var(--subtle);transition:all var(--transition-base);cursor:pointer;background:0 0;border-radius:8px;align-items:center;gap:6px;padding:8px 14px;font-size:13px;text-decoration:none;display:inline-flex}.download__platform-btn:hover{border-color:var(--ink);color:var(--ink)}.download__platform-btn[data-active=true]{border-color:var(--accent);color:var(--accent);background:rgba(var(--accent-rgb,99, 102, 241), .06)}.download__requirements{color:var(--mist);text-align:center;margin-top:14px;font-size:12px}.download__gui-preview{margin-top:auto;padding-top:20px}.download__gui-window{border:1px solid var(--subtle);background:var(--warm);border-radius:10px;overflow:hidden}.download__gui-titlebar{border-bottom:1px solid var(--subtle);background:#00000008;align-items:center;gap:6px;padding:10px 14px;display:flex}.download__gui-dot{border-radius:50%;width:8px;height:8px}.download__gui-dot--red{background:#ff5f57}.download__gui-dot--yellow{background:#febc2e}.download__gui-dot--green{background:#28c840}.download__gui-titlebar-text{color:var(--mist);font-size:11px;font-family:var(--font-heading);margin-left:8px}.download__gui-body{gap:14px;min-height:80px;padding:16px;display:flex}.download__gui-sidebar{flex-direction:column;gap:6px;width:48px;display:flex}.download__gui-sidebar-item{background:var(--subtle);border-radius:4px;height:8px}.download__gui-sidebar-item--active{background:var(--accent);opacity:.5}.download__gui-content{flex-direction:column;flex:1;gap:8px;display:flex}.download__gui-line{background:var(--subtle);border-radius:4px;height:8px}.download__gui-line--long{width:100%}.download__gui-line--medium{width:72%}.download__gui-line--short{width:45%}.download__gui-btn{text-align:center;justify-content:center;width:100%;margin-top:16px}.download__version{color:var(--mist);text-align:center;margin-top:8px;font-size:12px}.download__pip-features{grid-template-columns:1fr 1fr;gap:10px;margin-top:auto;padding-top:20px;display:grid}.download__pip-feature{color:var(--color-text-secondary);align-items:center;gap:8px;font-size:13px;display:flex}@media (width<=1024px){.download__grid{grid-template-columns:1fr 1fr}}@media (width<=768px){.download{padding:60px 0}.download__grid{grid-template-columns:1fr;padding:0 24px}.download__platforms{flex-wrap:wrap}.download__pip-features{grid-template-columns:1fr}}.pricing{border-top:1px solid var(--subtle);background:var(--warm);padding:100px 0}.pricing .section-label{max-width:var(--max-width);margin:0 auto 48px;padding:0 40px}.pricing__grid{max-width:var(--max-width);grid-template-columns:repeat(3,1fr);gap:24px;margin:0 auto;padding:0 40px;display:grid}.pricing__card{background:var(--paper);border:1px solid var(--subtle);border-radius:var(--radius-lg);transition:all var(--transition-base);padding:36px 28px;position:relative}.pricing__card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-2px)}.pricing__card--featured{border-color:var(--accent);border-width:1.5px}.pricing__badge{background:var(--accent);color:#fff;font-family:var(--font-heading);letter-spacing:.15em;text-transform:uppercase;border-radius:var(--radius-full);padding:4px 16px;font-size:10px;font-weight:400;position:absolute;top:-12px;left:50%;transform:translate(-50%)}.pricing__name{font-family:var(--font-heading);color:var(--ink);margin-bottom:6px;font-size:18px;font-weight:400}.pricing__tokens{font-family:var(--font-heading);letter-spacing:.1em;text-transform:uppercase;color:var(--mist);margin-bottom:20px;font-size:12px;font-weight:300}.pricing__price{font-family:var(--font-heading);color:var(--ink);margin-bottom:4px;font-size:36px;font-weight:200}.pricing__period{color:var(--mist);font-size:14px}.pricing__features{flex-direction:column;gap:10px;margin:24px 0;list-style:none;display:flex}.pricing__feature{color:var(--color-text-secondary);align-items:center;gap:8px;font-size:14px;display:flex}.pricing__feature:before{content:"";background:var(--mist);border-radius:50%;flex-shrink:0;width:4px;height:4px}.pricing__cta{text-align:center;width:100%;font-family:var(--font-heading);letter-spacing:.05em;transition:all var(--transition-base);cursor:pointer;border-radius:8px;padding:12px;font-size:13px;font-weight:400;text-decoration:none;display:block}.pricing__cta--primary{background:var(--accent);color:#fff;border:none}.pricing__cta--primary:hover{background:var(--accent-hover)}.pricing__cta--secondary{color:var(--ink);border:1px solid var(--subtle);background:0 0}.pricing__cta--secondary:hover{border-color:var(--ink)}@media (width<=768px){.pricing{padding:60px 0}.pricing__grid{grid-template-columns:1fr;padding:0 24px}.pricing .section-label{padding:0 24px}}.providers{border-top:1px solid var(--subtle);padding:100px 0}.providers .section-label{max-width:var(--max-width);margin:0 auto 48px;padding:0 40px}.providers__grid{max-width:var(--max-width);grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px;margin:0 auto;padding:0 40px;display:grid}.providers__card{border:1px solid var(--subtle);border-radius:var(--radius-lg);background:var(--paper);transition:all var(--transition-base);flex-direction:column;align-items:center;gap:12px;padding:28px 16px;display:flex}.providers__card:hover{box-shadow:var(--shadow-card-hover);border-color:var(--accent);transform:translateY(-2px)}.providers__icon{font-size:28px;line-height:1}.providers__name{font-family:var(--font-heading);letter-spacing:.02em;color:var(--ink);font-size:13px;font-weight:400}.providers__status{font-family:var(--font-heading);letter-spacing:.1em;text-transform:uppercase;color:var(--color-success);font-size:10px;font-weight:300}@media (width<=768px){.providers{padding:60px 0}.providers__grid{grid-template-columns:repeat(2,1fr);padding:0 24px}.providers .section-label{padding:0 24px}}.code-example{border-top:1px solid var(--subtle);background:var(--warm);padding:100px 0}.code-example .section-label{max-width:var(--max-width);margin:0 auto 48px;padding:0 40px}.code-example__container{max-width:var(--max-width);margin:0 auto;padding:0 40px}.code-example__block{background:var(--ink);border-radius:var(--radius-lg);position:relative;overflow:hidden}.code-example__header{border-bottom:1px solid #ffffff0f;justify-content:space-between;align-items:center;padding:14px 20px;display:flex}.code-example__dots{gap:6px;display:flex}.code-example__dot{background:#ffffff1f;border-radius:50%;width:8px;height:8px}.code-example__copy-btn{color:var(--mist);font-family:var(--font-heading);letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:color var(--transition-fast);background:0 0;border:none;align-items:center;gap:6px;font-size:11px;font-weight:300;display:flex}.code-example__copy-btn:hover{color:#fff}.code-example__code{padding:24px;overflow-x:auto}.code-example__code pre{font-family:var(--font-mono);color:#d4d0c8;margin:0;font-size:13px;line-height:1.7}.code-example__code .keyword{color:#c4553a}.code-example__code .string{color:#b8b5ad}.code-example__code .comment{color:#6b6862;font-style:italic}.code-example__code .function{color:#d4d0c8}.code-example__code .decorator{color:#c4553a;opacity:.7}@media (width<=768px){.code-example{padding:60px 0}.code-example__container,.code-example .section-label{padding:0 24px}.code-example__code{padding:16px}.code-example__code pre{font-size:11px}}.footer{border-top:1px solid var(--subtle);padding:80px 40px 60px}.footer__container{max-width:var(--max-width);grid-template-columns:1.5fr repeat(3,1fr);gap:48px;margin:0 auto;display:grid}.footer__brand-name{font-family:var(--font-heading);letter-spacing:.2em;text-transform:uppercase;color:var(--ink);margin-bottom:12px;font-size:18px;font-weight:200}.footer__brand-tagline{font-family:var(--font-serif);color:var(--mist);letter-spacing:.06em;font-size:14px;font-style:italic;font-weight:300}.footer__col-title{font-family:var(--font-heading);letter-spacing:.2em;text-transform:uppercase;color:var(--mist);margin-bottom:20px;font-size:11px;font-weight:300}.footer__col-links{flex-direction:column;gap:10px;list-style:none;display:flex}.footer__col-links a{color:var(--color-text-secondary);transition:color var(--transition-base);font-size:14px;text-decoration:none}.footer__col-links a:hover{color:var(--ink)}.footer__bottom{max-width:var(--max-width);border-top:1px solid var(--subtle);text-align:center;margin:48px auto 0;padding-top:40px}.footer__copyright{font-family:var(--font-heading);letter-spacing:.2em;text-transform:uppercase;color:var(--mist);font-size:11px;font-weight:300}@media (width<=768px){.footer{padding:60px 24px 40px}.footer__container{grid-template-columns:1fr 1fr;gap:32px}}@media (width<=480px){.footer__container{grid-template-columns:1fr}}.auth-page{background:var(--color-bg-secondary);min-height:100vh;padding:var(--space-6);justify-content:center;align-items:center;display:flex}.auth-card{background:var(--color-card-bg);border-radius:var(--radius-xl);border:1px solid var(--color-border);width:100%;max-width:420px;box-shadow:var(--shadow-lg);padding:var(--space-10) var(--space-8)}.auth-card__logo{justify-content:center;align-items:center;gap:var(--space-3);margin-bottom:var(--space-2);color:var(--color-text-primary);text-decoration:none;display:flex}.auth-card__logo-text{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);letter-spacing:-.02em}.auth-card__title{text-align:center;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin:var(--space-6) 0 var(--space-2)}.auth-card__subtitle{text-align:center;font-size:var(--font-size-sm);color:var(--color-text-tertiary);margin-bottom:var(--space-8)}.auth-form{gap:var(--space-5);flex-direction:column;display:flex}.auth-form__group{gap:var(--space-2);flex-direction:column;display:flex}.auth-form__label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-secondary)}.auth-form__input{width:100%;padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-base);font-family:var(--font-family);color:var(--color-text-primary);background:var(--color-bg-primary);transition:all var(--transition-fast);box-sizing:border-box;outline:none}.auth-form__input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px #635bff1a}.auth-form__input::placeholder{color:var(--color-text-tertiary)}.auth-form__error{align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);color:#dc2626;font-size:var(--font-size-sm);background:#ef44440f;border:1px solid #ef444433;display:flex}.auth-form__success{align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);color:#059669;font-size:var(--font-size-sm);background:#0ebf6f0f;border:1px solid #0ebf6f33;display:flex}.auth-form__submit{width:100%;padding:var(--space-3) var(--space-5);background:var(--color-text-primary);color:#fff;font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);font-family:var(--font-family);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);margin-top:var(--space-2);border:none}.auth-form__submit:hover:not(:disabled){background:var(--color-accent);box-shadow:var(--shadow-accent);transform:translateY(-1px)}.auth-form__submit:disabled{opacity:.6;cursor:not-allowed}.auth-card__footer{text-align:center;margin-top:var(--space-6);padding-top:var(--space-6);border-top:1px solid var(--color-border-light)}.auth-card__footer-text{font-size:var(--font-size-sm);color:var(--color-text-tertiary)}.auth-card__footer-link{color:var(--color-accent);font-weight:var(--font-weight-semibold);cursor:pointer;font-size:var(--font-size-sm);font-family:var(--font-family);transition:color var(--transition-fast);background:0 0;border:none;text-decoration:none}.auth-card__footer-link:hover{color:var(--color-accent-hover);text-decoration:underline}.auth-card__back{justify-content:center;align-items:center;gap:var(--space-2);margin-top:var(--space-4);color:var(--color-text-tertiary);font-size:var(--font-size-sm);transition:color var(--transition-fast);text-decoration:none;display:flex}.auth-card__back:hover{color:var(--color-accent)}.account-page{min-height:100vh;padding-top:calc(var(--nav-height) + var(--space-10));padding-bottom:var(--space-16);background:var(--color-bg-secondary)}.account-page__container{max-width:800px;padding:0 var(--space-6);margin:0 auto}.account-page__header{margin-bottom:var(--space-8)}.account-page__title{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin-bottom:var(--space-2)}.account-page__email{font-size:var(--font-size-base);color:var(--color-text-tertiary)}.account-balance{background:var(--gradient-accent);border-radius:var(--radius-xl);padding:var(--space-8);color:#fff;margin-bottom:var(--space-6);position:relative;overflow:hidden}.account-balance:before{content:"";background:#ffffff14;border-radius:50%;width:300px;height:300px;position:absolute;top:-50%;right:-20%}.account-balance__label{font-size:var(--font-size-sm);opacity:.85;margin-bottom:var(--space-2);font-weight:var(--font-weight-medium)}.account-balance__value{font-size:var(--font-size-5xl);font-weight:var(--font-weight-bold);letter-spacing:-.02em;margin-bottom:var(--space-1)}.account-balance__unit{font-size:var(--font-size-lg);font-weight:var(--font-weight-normal);opacity:.8;margin-left:var(--space-2)}.account-balance__sub{font-size:var(--font-size-sm);opacity:.7}.account-balance__actions{margin-top:var(--space-6);z-index:1;position:relative}.account-balance__recharge-btn{align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast);background:#fff3;border:1px solid #ffffff4d;text-decoration:none;display:inline-flex}.account-balance__recharge-btn:hover{background:#ffffff4d;transform:translateY(-1px)}.account-cards{gap:var(--space-4);margin-bottom:var(--space-6);grid-template-columns:1fr 1fr;display:grid}.account-card{background:var(--color-card-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6)}.account-card__label{font-size:var(--font-size-sm);color:var(--color-text-tertiary);margin-bottom:var(--space-2)}.account-card__value{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary)}.account-actions{gap:var(--space-4);display:flex}.account-actions__btn{align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast);text-decoration:none;display:inline-flex}.account-actions__btn--primary{background:var(--color-text-primary);color:#fff;border:none}.account-actions__btn--primary:hover{background:var(--color-accent);transform:translateY(-1px)}.account-actions__btn--danger{color:#dc2626;background:0 0;border:1px solid #ef44444d}.account-actions__btn--danger:hover{background:#ef44440f;border-color:#dc2626}.account-error{color:#dc2626;padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-size:var(--font-size-sm);margin-bottom:var(--space-6);background:#ef444414;border:1px solid #ef444433}.account-apikey{background:var(--color-card-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);margin-bottom:var(--space-6)}.account-apikey__header{align-items:center;gap:var(--space-2);margin-bottom:var(--space-4);color:var(--color-text-primary);display:flex}.account-apikey__title{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold)}.account-apikey__body{align-items:center;gap:var(--space-2);background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-md);padding:var(--space-3) var(--space-4);display:flex}.account-apikey__value{font-family:var(--font-mono);font-size:var(--font-size-sm);color:var(--color-text-primary);cursor:pointer;-webkit-user-select:none;user-select:none;word-break:break-all;letter-spacing:.02em;flex:1}.account-apikey__btn{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-card-bg);width:32px;height:32px;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0;justify-content:center;align-items:center;display:flex}.account-apikey__btn:hover{background:var(--color-bg-tertiary);color:var(--color-text-primary)}.account-apikey__btn--reset:hover{color:#dc2626;border-color:#ef44444d}.account-apikey__hint{font-size:var(--font-size-xs);color:var(--color-text-tertiary);margin-top:var(--space-2)}.account-quickstart{background:var(--color-code-bg);border-radius:var(--radius-lg);padding:var(--space-6);margin-bottom:var(--space-6);color:var(--color-code-text)}.account-quickstart__header{align-items:center;gap:var(--space-2);margin-bottom:var(--space-4);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);color:#ffffffe6;display:flex}.account-quickstart__steps{gap:var(--space-3);margin-bottom:var(--space-4);flex-direction:column;display:flex}.account-quickstart__step{align-items:center;gap:var(--space-3);font-family:var(--font-mono);font-size:var(--font-size-sm);color:#ffffffbf;display:flex}.account-quickstart__num{color:#ffffff80;width:22px;height:22px;font-size:11px;font-family:var(--font-family);background:#ffffff1a;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.account-quickstart__step code{color:#ffffffe6}.account-quickstart__note{font-family:var(--font-family);font-size:var(--font-size-xs);color:#ffffff73}.account-quickstart__copy{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-sm);color:#fff9;font-size:var(--font-size-xs);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast);background:#ffffff14;border:1px solid #ffffff1f;display:inline-flex}.account-quickstart__copy:hover{color:#ffffffd9;background:#ffffff1f}.account-loading{min-height:50vh;color:var(--color-text-tertiary);font-size:var(--font-size-base);justify-content:center;align-items:center;display:flex}@media (width<=640px){.account-cards{grid-template-columns:1fr}.account-balance__value{font-size:var(--font-size-4xl)}.account-actions{flex-direction:column}}.recharge-page{min-height:100vh;padding-top:calc(var(--nav-height) + var(--space-10));padding-bottom:var(--space-16);background:var(--color-bg-secondary)}.recharge-page__container{max-width:640px;padding:0 var(--space-6);margin:0 auto}.recharge-page__title{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin-bottom:var(--space-2)}.recharge-page__subtitle{font-size:var(--font-size-base);color:var(--color-text-tertiary);margin-bottom:var(--space-8)}.recharge-amounts{gap:var(--space-3);margin-bottom:var(--space-6);grid-template-columns:repeat(4,1fr);display:grid}.recharge-amounts__item{padding:var(--space-4) var(--space-2);background:var(--color-card-bg);border:2px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);font-family:var(--font-family);flex-direction:column;justify-content:center;align-items:center;display:flex}.recharge-amounts__item:hover{border-color:var(--color-accent-light);background:#635bff08}.recharge-amounts__item--selected{border-color:var(--color-accent);background:#635bff0f;box-shadow:0 0 0 3px #635bff1a}.recharge-amounts__price{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary)}.recharge-amounts__credits{font-size:var(--font-size-xs);color:var(--color-text-tertiary);margin-top:var(--space-1)}.recharge-custom{background:var(--color-card-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5);margin-bottom:var(--space-6)}.recharge-custom__label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-secondary);margin-bottom:var(--space-3)}.recharge-custom__input-wrap{align-items:center;gap:var(--space-3);display:flex}.recharge-custom__prefix{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.recharge-custom__input{padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-lg);font-family:var(--font-family);color:var(--color-text-primary);transition:all var(--transition-fast);outline:none;flex:1}.recharge-custom__input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px #635bff1a}.recharge-summary{background:var(--color-card-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5);margin-bottom:var(--space-6)}.recharge-summary__row{padding:var(--space-2) 0;justify-content:space-between;align-items:center;display:flex}.recharge-summary__row+.recharge-summary__row{border-top:1px solid var(--color-border-light)}.recharge-summary__label{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.recharge-summary__value{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.recharge-summary__value--accent{color:var(--color-accent);font-size:var(--font-size-lg)}.recharge-pay{width:100%;padding:var(--space-4) var(--space-6);background:var(--color-text-primary);color:#fff;font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);font-family:var(--font-family);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);justify-content:center;align-items:center;gap:var(--space-2);border:none;display:flex}.recharge-pay:hover:not(:disabled){background:var(--color-accent);box-shadow:var(--shadow-accent);transform:translateY(-1px)}.recharge-pay:disabled{opacity:.6;cursor:not-allowed}.recharge-error{align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);color:#dc2626;font-size:var(--font-size-sm);margin-bottom:var(--space-4);background:#ef44440f;border:1px solid #ef444433;display:flex}.recharge-back{justify-content:center;align-items:center;gap:var(--space-2);margin-top:var(--space-6);color:var(--color-text-tertiary);font-size:var(--font-size-sm);transition:color var(--transition-fast);text-decoration:none;display:flex}.recharge-back:hover{color:var(--color-accent)}.recharge-result{text-align:center;padding:var(--space-10) 0}.recharge-result__icon{margin-bottom:var(--space-4)}.recharge-result__title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin-bottom:var(--space-2)}.recharge-result__desc{font-size:var(--font-size-base);color:var(--color-text-tertiary);margin-bottom:var(--space-6)}@media (width<=480px){.recharge-amounts{grid-template-columns:repeat(2,1fr)}}.docs{max-width:1100px;padding-top:var(--nav-height);min-height:100vh;margin:0 auto;display:flex}.docs__sidebar{width:220px;top:var(--nav-height);height:calc(100vh - var(--nav-height));border-right:1px solid var(--subtle);flex-shrink:0;padding:48px 24px 48px 40px;position:sticky;overflow-y:auto}.docs__sidebar-title{font-family:var(--font-heading);letter-spacing:.3em;text-transform:uppercase;color:var(--mist);margin-bottom:8px;font-size:11px;font-weight:200}.docs__sidebar-version{font-family:var(--font-mono);color:var(--accent);background:#c4553a0f;border-radius:4px;margin-bottom:28px;padding:2px 8px;font-size:10px;font-weight:400;display:inline-block}.docs__nav{flex-direction:column;gap:2px;display:flex}.docs__nav-item{font-family:var(--font-family);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);text-align:left;background:0 0;border:none;border-radius:6px;align-items:center;gap:8px;width:100%;padding:8px 12px;font-size:13px;font-weight:300;display:flex}.docs__nav-item:hover{color:var(--ink);background:var(--warm)}.docs__nav-item--active{color:var(--accent);background:#c4553a0f;font-weight:400}.docs__nav-item svg{opacity:0;transition:opacity var(--transition-fast);flex-shrink:0}.docs__nav-item--active svg{opacity:1}.docs__content{flex:1;min-width:0;padding:48px 40px 100px 48px}.docs__section{border-bottom:1px solid var(--subtle);margin-bottom:60px;padding-bottom:60px}.docs__section:last-child{border-bottom:none;margin-bottom:0}.docs__h2{font-family:var(--font-heading);letter-spacing:.02em;color:var(--ink);margin-bottom:20px;font-size:28px;font-weight:300}.docs__h3{font-family:var(--font-heading);letter-spacing:.02em;color:var(--ink);margin-top:32px;margin-bottom:12px;font-size:16px;font-weight:400}.docs__content p{color:var(--color-text-secondary);margin-bottom:16px;font-size:15px;line-height:1.8}.docs__note{color:var(--mist);border-left:2px solid var(--subtle);margin-top:12px;padding-left:16px;font-size:13px}.docs__list{margin-bottom:16px;padding:0;list-style:none}.docs__list li{color:var(--color-text-secondary);padding-left:20px;font-size:14px;line-height:1.8;position:relative}.docs__list li:before{content:"";background:var(--mist);border-radius:50%;width:4px;height:4px;position:absolute;top:10px;left:4px}.docs__code-block{background:var(--ink);border-radius:8px;margin:16px 0;overflow:hidden}.docs__code-header{border-bottom:1px solid #ffffff0f;justify-content:space-between;align-items:center;padding:10px 16px;display:flex}.docs__code-lang{font-family:var(--font-heading);letter-spacing:.15em;text-transform:uppercase;color:#ffffff4d;font-size:10px;font-weight:300}.docs__code-copy{color:#ffffff59;font-family:var(--font-heading);letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:color var(--transition-fast);background:0 0;border:none;align-items:center;gap:5px;font-size:10px;font-weight:300;display:flex}.docs__code-copy:hover{color:#fff}.docs__code-content{margin:0;padding:16px 20px;overflow-x:auto}.docs__code-content code{font-family:var(--font-mono);color:#d4d0c8;white-space:pre;font-size:13px;line-height:1.7}.docs__table-wrap{margin:16px 0;overflow-x:auto}.docs__table{border-collapse:collapse;width:100%;font-size:14px}.docs__table th{font-family:var(--font-heading);letter-spacing:.1em;text-transform:uppercase;color:var(--mist);text-align:left;border-bottom:1px solid var(--subtle);padding:10px 16px;font-size:11px;font-weight:400}.docs__table td{border-bottom:1px solid var(--warm);color:var(--color-text-secondary);padding:10px 16px}.docs__table code{font-family:var(--font-mono);background:var(--warm);color:var(--ink);border-radius:4px;padding:2px 6px;font-size:12px}.docs__faq-item{margin-bottom:28px}.docs__faq-item h3{margin-top:0}@media (width<=768px){.docs{flex-direction:column}.docs__sidebar{border-right:none;border-bottom:1px solid var(--subtle);width:100%;height:auto;padding:24px;position:relative;top:0;overflow-x:auto}.docs__nav{flex-flow:row;gap:4px;overflow-x:auto}.docs__nav-item{white-space:nowrap;padding:6px 12px;font-size:12px}.docs__content{padding:24px}.docs__h2{font-size:22px}}