:root{--s-1: 4px;--s-2: 8px;--s-3: 12px;--s-4: 16px;--s-5: 20px;--s-6: 24px;--s-8: 32px;--s-10: 40px;--s-12: 48px;--s-16: 64px;--s-24: 96px;--font-display: "Space Grotesk", "Inter", system-ui, sans-serif;--font-body: "Inter", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--r-sm: 10px;--r-md: 16px;--r-lg: 22px;--r-pill: 999px;--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--ease-standard: cubic-bezier(.2, 0, 0, 1);--dur: .26s;--primary: #4F46E5;--primary-2: #7C3AED;--accent: #06B6D4;--grad: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #06B6D4 100%)}:root,[data-theme=light]{--bg: #F5F6FB;--bg-2: #FFFFFF;--surface: rgba(255, 255, 255, .72);--surface-solid: #FFFFFF;--surface-2: #F0F1F8;--text: #15161C;--text-2: #565A68;--text-3: #8B90A0;--border: rgba(20, 22, 40, .08);--border-strong: rgba(20, 22, 40, .14);--shadow-sm: 0 1px 2px rgba(20, 22, 40, .05);--shadow: 0 1px 2px rgba(20, 22, 40, .04), 0 14px 36px rgba(20, 22, 40, .09);--shadow-lg: 0 8px 16px rgba(20, 22, 40, .08), 0 24px 60px rgba(20, 22, 40, .12);--blob-a: rgba(79, 70, 229, .18);--blob-b: rgba(6, 182, 212, .15);--primary-ink: #FFFFFF;--chip-bg: rgba(79, 70, 229, .08);--nav-bg: rgba(245, 246, 251, .7);--btn-shadow: rgba(79, 70, 229, .32);--btn-shadow-hover: rgba(79, 70, 229, .42);--icon-shadow: rgba(79, 70, 229, .3)}[data-theme=dark]{--bg: #0B0B12;--bg-2: #101019;--surface: rgba(28, 28, 42, .66);--surface-solid: #16161F;--surface-2: #1C1C2A;--text: #F2F3F8;--text-2: #A9ADBD;--text-3: #6E7384;--border: rgba(255, 255, 255, .09);--border-strong: rgba(255, 255, 255, .16);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 18px 44px rgba(0, 0, 0, .5);--shadow-lg: 0 10px 20px rgba(0, 0, 0, .45), 0 28px 64px rgba(0, 0, 0, .55);--blob-a: rgba(99, 102, 241, .28);--blob-b: rgba(34, 211, 238, .18);--primary: #818CF8;--primary-2: #A78BFA;--primary-ink: #0B0B12;--chip-bg: rgba(129, 140, 248, .16);--nav-bg: rgba(11, 11, 18, .66);--grad: linear-gradient(135deg, #6366F1 0%, #8B5CF6 50%, #22D3EE 100%);--btn-shadow: rgba(99, 102, 241, .34);--btn-shadow-hover: rgba(99, 102, 241, .46);--icon-shadow: rgba(99, 102, 241, .32)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;transition:background var(--dur) var(--ease-standard),color var(--dur) var(--ease-standard);min-height:100vh;overflow-x:hidden}a{color:inherit;text-decoration:none}.page{position:relative;min-height:100vh;isolation:isolate}.blob{position:fixed;border-radius:50%;filter:blur(90px);opacity:.85;z-index:-1;pointer-events:none;transition:background var(--dur) var(--ease-standard)}.blob-1{width:520px;height:520px;background:var(--blob-a);top:-160px;left:-120px;animation:float1 20s ease-in-out infinite}.blob-2{width:460px;height:460px;background:var(--blob-b);bottom:-180px;right:-100px;animation:float2 24s ease-in-out infinite}@keyframes float1{0%,to{transform:translate(0) scale(1)}50%{transform:translate(50px,40px) scale(1.08)}}@keyframes float2{0%,to{transform:translate(0) scale(1)}50%{transform:translate(-40px,-30px) scale(1.1)}}.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:var(--s-4) clamp(20px,5vw,56px);background:var(--nav-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}.brand{display:flex;align-items:center;gap:var(--s-2)}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:color-mix(in srgb,var(--primary) 14%,transparent);color:var(--primary);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent)}.brand-name{font-family:var(--font-display);font-weight:600;font-size:19px;letter-spacing:-.01em}.theme-toggle{width:42px;height:42px;display:grid;place-items:center;border-radius:var(--r-pill);border:1px solid var(--border-strong);background:var(--surface-solid);color:var(--text);cursor:pointer;transition:transform var(--dur) var(--ease-spring),background var(--dur) var(--ease-standard),border-color var(--dur)}.theme-toggle:hover{transform:rotate(-12deg) scale(1.06);border-color:var(--primary);color:var(--primary)}.theme-toggle:active{transform:scale(.95)}main{max-width:1040px;margin:0 auto;padding:0 clamp(20px,5vw,56px)}.hero{padding:clamp(56px,12vh,120px) 0 clamp(40px,7vh,72px);text-align:center}.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.16em;color:var(--primary);padding:6px 14px;border-radius:var(--r-pill);background:var(--chip-bg);margin-bottom:var(--s-5)}.hero-title{font-family:var(--font-display);font-weight:700;font-size:clamp(40px,7vw,68px);line-height:1.08;letter-spacing:-.02em}.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero-sub{margin:var(--s-5) auto 0;max-width:560px;font-size:clamp(15px,2vw,18px);line-height:1.6;color:var(--text-2)}.hero-actions{margin-top:var(--s-8);display:flex;gap:var(--s-3);justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-sm);font-family:var(--font-body);font-weight:600;font-size:15px;letter-spacing:-.01em;cursor:pointer;border:1px solid transparent;transition:transform var(--dur) var(--ease-spring),filter var(--dur),background var(--dur),box-shadow var(--dur),border-color var(--dur)}.btn:active{transform:scale(.97)}.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px var(--btn-shadow)}.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 12px 30px var(--btn-shadow-hover)}.btn-ghost{background:var(--surface-solid);color:var(--text);border:1px solid var(--border-strong)}.btn-ghost:hover{transform:translateY(-2px);border-color:var(--primary);color:var(--primary)}.card{background:var(--surface);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow)}.versions{padding:clamp(24px,5vh,48px) 0}.section-head{text-align:center;margin-bottom:var(--s-8)}.section-title{font-family:var(--font-display);font-weight:600;font-size:clamp(26px,4vw,36px);letter-spacing:-.01em}.section-sub{margin-top:var(--s-2);color:var(--text-3);font-size:15px}.version-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--s-5)}.version-card{padding:var(--s-6);display:flex;flex-direction:column;gap:var(--s-4);transition:transform var(--dur) var(--ease-spring),box-shadow var(--dur),border-color var(--dur)}.version-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--border-strong)}.version-top{display:flex;align-items:center;justify-content:space-between}.badge{font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--r-pill)}.badge-latest{background:color-mix(in srgb,var(--primary) 14%,transparent);color:var(--primary);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent)}.badge-old{background:var(--surface-2);color:var(--text-2);border:1px solid var(--border)}.version-number{font-family:var(--font-display);font-weight:700;font-size:22px;letter-spacing:-.01em}.version-desc{color:var(--text-2);font-size:15px;line-height:1.5}.pwd-chip{align-self:flex-start;display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:var(--r-pill);background:var(--chip-bg);border:1px solid var(--border);color:var(--text);font-size:13px;cursor:pointer;transition:border-color var(--dur),transform .15s var(--ease-spring)}.pwd-chip:hover{border-color:var(--primary)}.pwd-chip:active{transform:scale(.96)}.pwd-label{color:var(--text-3)}.pwd-value{font-weight:700;font-family:var(--font-display);letter-spacing:.04em}.pwd-copy{display:inline-grid;place-items:center;color:var(--primary)}.version-btn{width:100%}.group{padding:clamp(24px,5vh,48px) 0}.group-card{display:flex;align-items:center;gap:var(--s-5);padding:var(--s-6) var(--s-8);flex-wrap:wrap}.group-icon{width:52px;height:52px;display:grid;place-items:center;border-radius:14px;background:color-mix(in srgb,var(--primary) 14%,transparent);color:var(--primary);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent);flex-shrink:0}.group-text{flex:1;min-width:200px}.group-title{font-family:var(--font-display);font-weight:600;font-size:20px}.group-sub{margin-top:4px;color:var(--text-2);font-size:14px}.trust{display:flex;align-items:center;justify-content:center;gap:var(--s-3);flex-wrap:wrap;padding:var(--s-10) 0 var(--s-16);color:var(--text-2);font-size:14px;font-weight:500}.trust-item{display:inline-flex;align-items:center;gap:6px;color:var(--text)}.trust-item svg{color:#2dbe7e}.trust-dot{width:4px;height:4px;border-radius:50%;background:var(--text-3)}.footer{display:flex;align-items:center;justify-content:space-between;padding:var(--s-8) clamp(20px,5vw,56px);border-top:1px solid var(--border);color:var(--text-2);font-size:13px;flex-wrap:wrap;gap:var(--s-2)}.footer-dim{color:var(--text-3)}.version-status{display:inline-flex;align-items:center;gap:var(--s-1);align-self:flex-start;padding:5px 11px;border-radius:999px;font-size:13px;font-weight:600;color:var(--primary-2);background:color-mix(in srgb,var(--primary-2) 14%,transparent);border:1px solid color-mix(in srgb,var(--primary-2) 26%,transparent)}[data-theme=dark] .version-status{background:color-mix(in srgb,var(--primary-2) 18%,transparent)}.toast{position:fixed;left:50%;bottom:clamp(20px,4vw,40px);transform:translate(-50%);z-index:60;display:flex;align-items:center;gap:var(--s-3);max-width:min(92vw,420px);padding:14px 18px;border-radius:var(--r-lg);background:color-mix(in srgb,var(--surface) 82%,transparent);backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);border:1px solid var(--border-strong);box-shadow:var(--shadow-lg);transition:opacity .32s var(--ease-standard),transform .32s var(--ease-standard)}.toast-in{opacity:1;transform:translate(-50%) translateY(0)}.toast-out{opacity:0;transform:translate(-50%) translateY(12px);pointer-events:none}.toast-icon{display:grid;place-items:center;flex:0 0 auto;width:34px;height:34px;border-radius:10px;color:var(--primary);background:color-mix(in srgb,var(--primary) 14%,transparent);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent)}.toast-body{display:flex;flex-direction:column;gap:4px}.toast-msg{margin:0;font-size:14px;font-weight:600;color:var(--text-1);line-height:1.4}.toast-link{display:inline-flex;align-items:center;gap:5px;font-size:13px;font-weight:600;color:var(--primary-2);text-decoration:none;width:fit-content}.toast-link:hover{text-decoration:underline}@media (prefers-reduced-motion: reduce){.toast{transition:opacity .2s linear}}.showcase{padding:clamp(8px,3vh,28px) 0 clamp(24px,5vh,48px);display:flex;justify-content:center}.window{width:min(680px,100%);border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--border-strong);box-shadow:var(--shadow-lg);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);overflow:hidden;animation:floaty 7s ease-in-out infinite}@keyframes floaty{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.window-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--surface-solid) 60%,transparent)}.window-bar .dot{width:11px;height:11px;border-radius:50%;background:var(--text-3);opacity:.5}.window-bar .dot:nth-child(1){background:var(--primary);opacity:.9}.window-title{margin-left:8px;font-size:13px;font-weight:600;color:var(--text-2);letter-spacing:.01em}.window-body{display:flex;min-height:260px}.window-side{width:66px;flex-shrink:0;padding:16px 12px;display:flex;flex-direction:column;gap:12px;border-right:1px solid var(--border);background:color-mix(in srgb,var(--surface-2) 50%,transparent)}.side-item{height:10px;border-radius:6px;background:var(--text-3);opacity:.4}.side-item.active{background:var(--primary);opacity:1;width:82%}.side-item:nth-child(2){width:70%}.side-item:nth-child(3){width:92%}.side-item:nth-child(4){width:60%}.side-item:nth-child(5){width:76%}.launchpad{flex:1;padding:22px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.cell{aspect-ratio:1 / 1;border-radius:var(--r-md);background:var(--surface-solid);border:1px solid var(--border);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;transition:transform var(--dur) var(--ease-spring),border-color var(--dur),box-shadow var(--dur)}.cell:hover{transform:translateY(-3px);border-color:var(--primary);box-shadow:0 8px 20px var(--icon-shadow)}.cell-ic{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;color:var(--primary);background:color-mix(in srgb,var(--primary) 12%,transparent)}.cell-label{width:46%;height:7px;border-radius:5px;background:var(--text-3);opacity:.5}@media (max-width: 560px){.window-side{display:none}.launchpad{padding:16px;gap:10px}.cell-ic{width:32px;height:32px}}.reveal{opacity:0;transform:translateY(18px);animation:reveal .64s var(--ease-standard) forwards;animation-delay:calc(var(--i, 0) * 90ms)}@keyframes reveal{to{opacity:1;transform:translateY(0)}}@media (max-width: 560px){.group-card{flex-direction:column;text-align:center;padding:var(--s-6)}.group-text{text-align:center}.group-card .btn,.hero-actions .btn{width:100%}}@media (prefers-reduced-motion: reduce){.reveal{animation:none;opacity:1;transform:none}.blob{animation:none}html{scroll-behavior:auto}}