:root,:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--brand-50:#f2fbff;--brand-100:#e0f6ff;--brand-200:#c2ecff;--brand-300:#9ce0ff;--brand-400:#7ed6ff;--brand-500:#6cf;--brand-600:#3ab6f2;--brand-700:#1c96d4;--brand-800:#1575a8;--brand-900:#0f567d;--accent-pink:#ff7eb6;--accent-mint:#4fe3c1;--accent-amber:#ffc46b;--ink-900:#08202e;--ink-800:#102f42;--ink-700:#1d3f54;--ink-600:#2f576d;--ink-500:#4d7186;--ink-400:#7393a5;--ink-300:#a2bccb;--ink-200:#cbdde8;--ink-100:#e5eff6;--ink-50:#f4fafd;--surface:#fff;--surface-soft:#f2fbff;--surface-tint:#e6f7ff;--surface-inverse:#08202e;--on-inverse:#fff;--input-bg:#fff;--page-bg:#f7fcff;--glass-bg:#ffffffb8;--glass-border:#1d3f541f;--glass-strong:#ffffffe6;--code-bg:#0a1d29;--code-fg:#d8f0ff;--success:#0f9f78;--success-soft:#e2f8f0;--warning:#c98209;--warning-soft:#fdf3e0;--danger:#dc4a5b;--danger-soft:#fdecee;--info:var(--brand-700);--info-soft:var(--brand-100);--tag-pink-fg:#c2457c;--tag-pink-bg:#ff7eb61f;--tag-pink-border:#ff7eb659;--tag-mint-fg:#0d7d66;--tag-mint-bg:#4fe3c124;--tag-mint-border:#4fe3c166;--gradient-brand:linear-gradient(135deg, #6cf 0%, #9ce0ff 55%, #c8f1ff 100%);--gradient-brand-strong:linear-gradient(135deg, #1c96d4 0%, #6cf 60%, #9ce0ff 100%);--gradient-card:linear-gradient(180deg, #fff 0%, #f6fcff 100%);--gradient-aurora:radial-gradient(60% 70% at 12% 8%, #66ccff8c 0%, #6cf0 60%), radial-gradient(50% 60% at 88% 4%, #ff7eb659 0%, #ff7eb600 65%), radial-gradient(55% 55% at 70% 82%, #4fe3c147 0%, #4fe3c100 70%);--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;--font-mono:"JetBrains Mono", "Cascadia Code", "SFMono-Regular", Consolas, monospace;--text-xs:12px;--text-sm:13px;--text-base:16px;--text-md:17px;--text-lg:20px;--text-xl:24px;--text-2xl:30px;--text-3xl:38px;--text-display:clamp(34px, 5.2vw, 60px);--leading-tight:1.25;--leading-snug:1.45;--leading-normal:1.7;--leading-relaxed:1.85;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-7:32px;--space-8:40px;--space-9:48px;--space-10:64px;--space-11:80px;--space-12:104px;--radius-xs:6px;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--radius-full:999px;--shadow-xs:0 1px 2px #08202e0f;--shadow-sm:0 2px 8px #08202e0f;--shadow-md:0 10px 26px -12px #08202e38;--shadow-lg:0 24px 60px -28px #08202e59;--shadow-brand:0 18px 40px -22px #1c96d4bf;--border-subtle:1px solid #1d3f541a;--border-strong:1px solid #1d3f542e;--border-brand:1px solid #66ccff8c;--ease-out:cubic-bezier(.22, .61, .36, 1);--ease-spring:cubic-bezier(.34, 1.56, .64, 1);--dur-fast:.12s;--dur-base:.2s;--dur-slow:.34s;--container:1180px;--container-narrow:820px;--gutter:clamp(18px, 4vw, 40px);--header-h:74px;--z-base:1;--z-header:50;--z-overlay:80;--z-toast:100;--ring:0 0 0 3px #66ccff73}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--brand-50:#0d2331;--brand-100:#113041;--brand-200:#164457;--brand-300:#2a6f8f;--brand-400:#4aa8cc;--brand-500:#6cf;--brand-600:#7ed6ff;--brand-700:#9ce0ff;--brand-800:#c2ecff;--brand-900:#e0f6ff;--accent-pink:#ff8fc2;--accent-mint:#63efd0;--accent-amber:#ffcf80;--ink-900:#f0f8fd;--ink-800:#dcecf6;--ink-700:#c6dbe8;--ink-600:#a6c2d2;--ink-500:#86a6b8;--ink-400:#6e8ea0;--ink-300:#526d7d;--ink-200:#3a4f5d;--ink-100:#24343f;--ink-50:#17262f;--surface:#0f1c26;--surface-soft:#12222d;--surface-tint:#143041;--surface-inverse:#e6f2fa;--on-inverse:#08202e;--input-bg:#0c1922;--page-bg:#08131b;--glass-bg:#0d1b24b8;--glass-border:#a0d2eb24;--glass-strong:#0d1b24e6;--code-bg:#050d13;--code-fg:#cbe9fb;--success:#3ddcaa;--success-soft:#10342b;--warning:#f0b64a;--warning-soft:#33270f;--danger:#ff7b8a;--danger-soft:#3a1620;--info:var(--brand-600);--info-soft:#10293a;--tag-pink-fg:#ff9ac9;--tag-pink-bg:#ff7eb629;--tag-pink-border:#ff7eb652;--tag-mint-fg:#7bf0d7;--tag-mint-bg:#4fe3c124;--tag-mint-border:#4fe3c14d;--gradient-brand:linear-gradient(135deg, #2a86b8 0%, #6cf 55%, #9ce0ff 100%);--gradient-brand-strong:linear-gradient(135deg, #1f7fae 0%, #4fbdf0 60%, #7ed6ff 100%);--gradient-card:linear-gradient(180deg, #10202b 0%, #0c1822 100%);--gradient-aurora:radial-gradient(60% 70% at 12% 8%, #66ccff42 0%, #6cf0 62%), radial-gradient(50% 60% at 88% 4%, #ff7eb629 0%, #ff7eb600 66%), radial-gradient(55% 55% at 70% 82%, #4fe3c124 0%, #4fe3c100 72%);--shadow-xs:0 1px 2px #00000073;--shadow-sm:0 2px 10px #0006;--shadow-md:0 12px 30px -14px #000000a6;--shadow-lg:0 26px 64px -30px #000c;--shadow-brand:0 18px 44px -22px #26a0d68c;--border-subtle:1px solid #a0d2eb1a;--border-strong:1px solid #a0d2eb33;--border-brand:1px solid #66ccff80;--ring:0 0 0 3px #66ccff59}@media (prefers-reduced-motion:reduce){:root{--dur-fast:1ms;--dur-base:1ms;--dur-slow:1ms}}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--ink-700);background:var(--page-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0}img,svg,video{max-width:100%;display:block}h1,h2,h3,h4,h5{color:var(--ink-900);line-height:var(--leading-tight);letter-spacing:-.01em;margin:0;font-weight:700}p{margin:0}a{color:var(--brand-700);transition:color var(--dur-fast) var(--ease-out);text-decoration:none}a:hover{color:var(--brand-800)}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:var(--radius-xs)}::selection{background:var(--brand-300);color:var(--ink-900)}.ui-container{width:min(100% - var(--gutter) * 2, var(--container));margin-inline:auto}.ui-container--narrow{width:min(100% - var(--gutter) * 2, var(--container-narrow));margin-inline:auto}.ui-section{padding-block:clamp(48px,7vw,88px)}.ui-stack{flex-direction:column;display:flex}.ui-row{align-items:center;display:flex}.ui-grid{gap:var(--space-6);display:grid}.ui-sr-only{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.ui-eyebrow{align-items:center;gap:var(--space-2);font-size:var(--text-xs);letter-spacing:.16em;text-transform:uppercase;color:var(--brand-700);font-weight:700;display:inline-flex}.ui-eyebrow:before{content:"";border-radius:var(--radius-full);background:var(--brand-500);width:22px;height:2px}.ui-h2{font-size:clamp(26px,3.4vw,38px);font-weight:800}.ui-lead{font-size:var(--text-md);line-height:var(--leading-relaxed);color:var(--ink-500)}.ui-muted{color:var(--ink-400)}.ui-btn{justify-content:center;align-items:center;gap:var(--space-2);border-radius:var(--radius-full);color:var(--ink-800);font-size:var(--text-sm);white-space:nowrap;transition:transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out), color var(--dur-fast) var(--ease-out);background:0 0;border:1px solid #0000;padding:10px 20px;font-weight:600;line-height:1.4;display:inline-flex}.ui-btn:active{transform:translateY(1px)}.ui-btn:disabled{cursor:not-allowed;opacity:.55;transform:none}.ui-btn--primary{background:var(--gradient-brand-strong);color:#fff;box-shadow:var(--shadow-brand)}.ui-btn--primary:hover:not(:disabled){color:#fff;transform:translateY(-1px);box-shadow:0 22px 46px -22px #1c96d4e6}:root[data-theme=dark] .ui-btn--primary,:root[data-theme=dark] .ui-btn--primary:hover:not(:disabled){color:var(--on-inverse)}.ui-btn--solid{background:var(--surface-inverse);color:var(--on-inverse)}.ui-btn--solid:hover:not(:disabled){color:var(--on-inverse);background:color-mix(in srgb, var(--surface-inverse) 86%, var(--brand-500))}.ui-btn--ghost{border:1px solid var(--glass-border);background:var(--glass-bg);color:var(--ink-700)}.ui-btn--ghost:hover:not(:disabled){border-color:var(--brand-500);color:var(--brand-800);background:var(--surface)}.ui-btn--text{color:var(--brand-700);padding-inline:6px}.ui-btn--text:hover:not(:disabled){color:var(--brand-800);background:var(--brand-50)}.ui-btn--danger{background:var(--danger-soft);color:var(--danger);border-color:#dc4a5b40}.ui-btn--danger:hover:not(:disabled){background:var(--danger);color:#fff}.ui-btn--sm{font-size:var(--text-xs);padding:6px 14px}.ui-btn--lg{font-size:var(--text-base);padding:14px 30px}.ui-btn--block{width:100%}.ui-card{border:var(--border-subtle);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-sm)}.ui-card--pad{padding:clamp(20px,3vw,32px)}.ui-surface{background:var(--surface-soft);border-radius:var(--radius-lg)}.ui-tag{border-radius:var(--radius-full);background:var(--brand-50);color:var(--brand-800);font-size:var(--text-xs);border:1px solid #66ccff59;align-items:center;gap:6px;padding:3px 10px;font-weight:600;line-height:1.6;display:inline-flex}.ui-tag--pink{background:var(--tag-pink-bg);color:var(--tag-pink-fg);border-color:var(--tag-pink-border)}.ui-tag--mint{background:var(--tag-mint-bg);color:var(--tag-mint-fg);border-color:var(--tag-mint-border)}.ui-tag--ink{background:var(--ink-50);color:var(--ink-600);border:1px solid var(--glass-border)}.ui-dot{background:currentColor;border-radius:50%;width:6px;height:6px}.ui-field{flex-direction:column;gap:6px;display:flex}.ui-label{font-size:var(--text-sm);color:var(--ink-700);font-weight:600}.ui-hint{font-size:var(--text-xs);color:var(--ink-400);line-height:var(--leading-snug)}.ui-input,.ui-textarea,.ui-select{border:1px solid var(--glass-border);border-radius:var(--radius-sm);background:var(--input-bg);width:100%;color:var(--ink-900);font-size:var(--text-sm);transition:border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);padding:10px 14px;line-height:1.6}.ui-input::placeholder,.ui-textarea::placeholder{color:var(--ink-300)}.ui-input:focus,.ui-textarea:focus,.ui-select:focus{border-color:var(--brand-500);outline:none;box-shadow:0 0 0 3px #66ccff38}.ui-input:disabled,.ui-textarea:disabled{background:var(--ink-50);color:var(--ink-400);cursor:not-allowed}.ui-textarea{resize:vertical;min-height:120px;font-family:var(--font-sans)}.ui-textarea--code{font-family:var(--font-mono);font-size:var(--text-sm);line-height:1.8}.ui-input--error,.ui-textarea--error{border-color:var(--danger)}.ui-error-text{font-size:var(--text-xs);color:var(--danger)}.ui-alert{gap:var(--space-3);border-radius:var(--radius-sm);font-size:var(--text-sm);line-height:var(--leading-snug);background:var(--info-soft);color:var(--brand-900);border:1px solid #1c96d43d;padding:12px 16px;display:flex}.ui-alert--success{background:var(--success-soft);color:var(--success);border-color:color-mix(in srgb, var(--success) 32%, transparent)}.ui-alert--warning{background:var(--warning-soft);color:var(--warning);border-color:color-mix(in srgb, var(--warning) 32%, transparent)}.ui-alert--danger{background:var(--danger-soft);color:var(--danger);border-color:color-mix(in srgb, var(--danger) 32%, transparent)}.prose{color:var(--ink-600);font-size:var(--text-md);line-height:var(--leading-relaxed);overflow-wrap:anywhere}.prose>*+*{margin-top:1.05em}.prose h1,.prose h2,.prose h3,.prose h4{color:var(--ink-900);line-height:var(--leading-snug);margin-top:1.8em}.prose h1{font-size:1.75em}.prose h2{border-bottom:1px solid var(--ink-100);padding-bottom:.4em;font-size:1.4em}.prose h3{font-size:1.18em}.prose a{color:var(--brand-700);text-underline-offset:3px;-webkit-text-decoration:underline #66ccffb3;text-decoration:underline #66ccffb3}.prose strong{color:var(--ink-900)}.prose ul,.prose ol{padding-left:1.4em}.prose li+li{margin-top:.35em}.prose blockquote{border-left:3px solid var(--brand-500);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:var(--brand-50);color:var(--ink-600);margin:1.4em 0;padding:.6em 1.2em}.prose blockquote p{margin:0}.prose code{border-radius:var(--radius-xs);background:var(--ink-50);color:var(--brand-900);font-family:var(--font-mono);padding:.1em .45em;font-size:.9em}.prose pre{border-radius:var(--radius-md);background:var(--code-bg);color:var(--code-fg);font-family:var(--font-mono);font-size:var(--text-sm);padding:16px 18px;line-height:1.7;overflow-x:auto}.prose pre code{color:inherit;font-size:inherit;background:0 0;padding:0}.prose img{border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.prose hr{background:var(--ink-100);border:none;height:1px;margin:2em 0}.prose table{border-collapse:collapse;width:100%;font-size:var(--text-sm)}.prose th,.prose td{border:1px solid var(--ink-100);text-align:left;padding:8px 12px}.prose th{background:var(--surface-soft);color:var(--ink-800)}@keyframes ui-fade-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes ui-pulse-ring{0%{box-shadow:0 0 #66ccff73}70%{box-shadow:0 0 0 14px #6cf0}to{box-shadow:0 0 #6cf0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}