:root{--surface-0: oklch(98% .02 140);--surface-1: oklch(95% .04 140);--surface-2: oklch(90% .06 140);--text-primary: oklch(20% .03 140);--text-secondary: oklch(38% .03 140);--text-muted: oklch(45% .02 140);--border-default: oklch(84% .03 140);--border-subtle: oklch(91% .02 140);--mint: oklch(72% .11 154);--brand: oklch(48% .19 155);--brand-hover: oklch(46% .22 155);--brand-active: oklch(42% .24 155);--on-accent: oklch(99% 0 0);--confidence-high: oklch(62% .19 155);--confidence-high-bg: oklch(95% .06 155);--confidence-high-border: oklch(72% .15 155);--confidence-medium: oklch(65% .16 75);--confidence-medium-bg: oklch(96% .05 75);--confidence-medium-border: oklch(80% .12 75);--confidence-low: oklch(60% .18 30);--confidence-low-bg: oklch(95% .06 30);--confidence-low-border: oklch(72% .15 30);--radius: .75rem;--radius-sm: .5rem;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--space-20: 80px;--space-24: 96px;--space-30: 120px;--section-gap: 96px;--section-pad-y: var(--space-24);--font-sans: "Segoe UI", "Inter", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;--font-serif: Georgia, "Songti SC", "Noto Serif SC", serif;--text-xs: 12px;--text-sm: 13px;--text-base: 14px;--text-md: 16px;--text-body: 17px;--text-lg: 18px;--text-xl: 22px;--text-2xl: 28px;--text-3xl: 36px;--text-hero: clamp(32px, 5vw, 56px);--leading-tight: 1.35;--leading-normal: 1.5;--leading-relaxed: 1.6;--leading-body: 1.7;--shadow-sm: 0 1px 2px oklch(25% .03 140 / .06);--shadow-md: 0 4px 16px oklch(25% .03 140 / .08);--ease-breathe: cubic-bezier(.4, 0, .2, 1);--ease-out: cubic-bezier(.16, 1, .3, 1);--duration-fast: .15s;--duration-normal: .25s;--duration-breathe: .35s;--duration-slow: .5s;--ring: oklch(62% .19 155);--ring-offset: oklch(98% .02 140);--focus-ring: 0 0 0 2px oklch(62% .19 155 / .45)}[data-theme=dark]{--surface-0: oklch(24% .02 155);--surface-1: oklch(28% 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.4)}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}body{margin:0;font-family:var(--font-sans);font-size:var(--text-body);line-height:var(--leading-body);color:var(--text-primary);background:var(--surface-0);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-image:radial-gradient(ellipse at top,oklch(72% .11 154 / .05),transparent 60%),radial-gradient(ellipse at bottom right,oklch(60% .18 30 / .045),transparent 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20px;border-radius:var(--radius);font-weight:600;font-size:15px;transition:background var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out),transform var(--duration-fast) var(--ease-out);white-space:nowrap;-webkit-user-select:none;-moz-user-select:none;user-select:none}.btn:active{transform:translateY(1px)}.btn--primary{background:var(--brand);color:var(--on-accent)}.btn--primary:hover{background:var(--brand-hover)}.btn--primary:active{background:var(--brand-active)}.btn--secondary{background:transparent;color:var(--text-primary);border:1px solid var(--border-default)}.btn--secondary:hover{border-color:var(--mint);color:var(--mint)}.btn--ghost{background:transparent;color:var(--text-secondary)}.btn--ghost:hover{color:var(--mint)}.btn--sm{height:36px;padding:0 14px;font-size:13px}.btn--lg{height:52px;padding:0 28px;font-size:16px}.section{padding-top:var(--section-pad-y);padding-bottom:var(--section-pad-y)}.section--tint{background:var(--surface-1)}.section--ink{background:var(--surface-2)}@media(min-width:1024px){:root{--section-gap: 120px;--section-pad-y: var(--space-30)}}.dot{display:inline-block;width:8px;height:8px;border-radius:9999px;vertical-align:middle}.dot--brand{background:var(--brand)}.dot--mint{background:var(--mint)}.dot--conf-high{background:var(--confidence-high)}.dot--conf-medium{background:var(--confidence-medium)}.dot--conf-low{background:var(--confidence-low)}.breathe-anchor{animation:breathe 4s var(--ease-breathe) infinite}@keyframes breathe{0%,to{transform:scale(1);opacity:.72}50%{transform:scale(1.06);opacity:1}}.logo-pulse{animation:logo-pulse 4s var(--ease-breathe) infinite}@keyframes logo-pulse{0%,to{transform:scale(1);opacity:.85}50%{transform:scale(1.05);opacity:1}}.reveal{animation:fade-up .5s var(--ease-out) both}@keyframes 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a[data-astro-cid-dmqpwcec]{transition:color var(--duration-fast) var(--ease-out);padding:6px 0;font-weight:var(--nav-link-weight)}.nav__links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:hover{color:var(--brand)}[data-astro-cid-dmqpwcec][data-theme=dark] .nav__links[data-astro-cid-dmqpwcec] a[data-astro-cid-dmqpwcec]:hover{color:var(--mint)}.nav__grow[data-astro-cid-dmqpwcec]{flex:1}.nav__tools[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:10px}.nav__menu-btn[data-astro-cid-dmqpwcec]{display:none;align-items:center;padding:8px 14px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--text-primary);border:1px solid var(--border-default)}.nav__menu-btn[data-astro-cid-dmqpwcec]:hover{border-color:var(--mint);color:var(--mint)}.lang-switcher[data-astro-cid-dmqpwcec]{display:inline-flex;padding:3px;background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:9999px;font-size:12px}.lang-switcher[data-astro-cid-dmqpwcec] 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a[data-astro-cid-sz7xmlte]:hover{color:var(--mint)}.footer__bottom[data-astro-cid-sz7xmlte]{display:flex;justify-content:space-between;align-items:center;padding-top:24px;border-top:1px solid var(--border-subtle);font-size:13px;color:var(--text-muted)}@media(min-width:768px){.footer__grid[data-astro-cid-sz7xmlte]{grid-template-columns:repeat(3,1fr)}}.skip-link[data-astro-cid-37fxchfa]{position:absolute;top:-40px;left:16px;background:var(--brand);color:var(--on-accent);padding:8px 14px;border-radius:var(--radius-sm);font-size:14px;z-index:100}.skip-link[data-astro-cid-37fxchfa]:focus{top:16px}