:root{--accent: #ff7a45;--accent-dark: #cc4d1b;--accent-soft: 255, 153, 113;--black: 34, 25, 20;--gray: 108, 96, 90;--gray-light: 247, 239, 232;--gray-dark: 72, 57, 49;--cream: 255, 251, 247;--peach: 255, 242, 233;--md-primary: var(--accent);--md-on-primary: #ffffff;--md-primary-container: rgba(var(--accent-soft), .2);--md-on-primary-container: var(--accent-dark);--md-surface: rgb(var(--cream));--md-on-surface: rgb(var(--gray-dark));--md-surface-container-lowest: #ffffff;--md-surface-container-low: rgba(255, 255, 255, .72);--md-surface-container: rgba(255, 255, 255, .84);--md-surface-container-high: rgba(255, 255, 255, .92);--md-surface-container-highest: rgba(255, 250, 245, .96);--md-on-surface-variant: rgb(var(--gray));--md-outline: rgba(var(--accent-soft), .3);--md-outline-variant: rgba(var(--accent-soft), .14);--md-elevation-0: none;--md-elevation-1: 0 1px 2px rgba(0, 0, 0, .1), 0 1px 3px rgba(0, 0, 0, .06);--md-elevation-2: 0 2px 4px rgba(0, 0, 0, .08), 0 3px 8px rgba(0, 0, 0, .06);--md-elevation-3: 0 4px 8px rgba(0, 0, 0, .08), 0 8px 16px rgba(0, 0, 0, .06);--md-elevation-4: 0 8px 16px rgba(0, 0, 0, .08), 0 12px 28px rgba(0, 0, 0, .06);--md-elevation-5: 0 12px 24px rgba(0, 0, 0, .1), 0 16px 40px rgba(0, 0, 0, .06);--md-shape-xs: 2px;--md-shape-sm: 3px;--md-shape-md: 4px;--md-shape-lg: 6px;--md-shape-xl: 8px;--md-shape-full: 6px;--md-easing-standard: cubic-bezier(.2, 0, 0, 1);--md-easing-emphasized: cubic-bezier(.3, 0, 0, 1);--md-duration-short: .15s;--md-duration-medium: .25s;--md-duration-long: .4s}@font-face{font-family:Atkinson;src:url(/fonts/atkinson-regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Atkinson;src:url(/fonts/atkinson-bold.woff) format("woff");font-weight:700;font-style:normal;font-display:swap}html{scroll-behavior:smooth}body{font-family:Atkinson,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;margin:0;padding:0;text-align:left;background:var(--md-surface);background-image:radial-gradient(circle at top,rgba(255,191,150,.12),transparent 40%);background-size:100% 600px;background-repeat:no-repeat;word-wrap:break-word;overflow-wrap:break-word;color:var(--md-on-surface);font-size:19px;line-height:1.8}main{width:820px;max-width:calc(100% - 2rem);margin:auto;padding:3.2rem 1rem}h1,h2,h3,h4,h5,h6{margin:0 0 .65rem;color:rgb(var(--black));line-height:1.18;letter-spacing:-.01em;font-weight:700}h1{font-size:clamp(2.4rem,7vw,4.2rem);letter-spacing:-.02em}h2{font-size:clamp(1.8rem,4vw,2.6rem)}h3{font-size:clamp(1.35rem,3vw,1.9rem)}h4{font-size:1.3rem}h5{font-size:1.15rem}strong,b{font-weight:700}a{color:var(--md-on-primary-container);text-underline-offset:.16em;text-decoration-color:rgba(var(--accent-soft),.4);transition:text-decoration-color var(--md-duration-short) var(--md-easing-standard)}a:hover{text-decoration-color:var(--md-primary)}p{margin-bottom:1em}.prose p{margin-bottom:1.35em}.prose ul,.prose ol{padding-left:1.2rem}.prose li{margin-bottom:.55rem}textarea,input{font-size:16px}table{width:100%;border-collapse:collapse}img{max-width:100%;height:auto;border-radius:var(--md-shape-md)}code{padding:.18rem .45rem;background-color:var(--md-primary-container);border-radius:var(--md-shape-xs);font-size:.92em}pre{padding:1.2em;border-radius:var(--md-shape-md);overflow-x:auto}pre>code{all:unset}blockquote{border-left:4px solid var(--md-primary);padding:.5rem 0 .5rem 1.25rem;margin:1.5rem 0;font-size:1.1em;color:var(--md-on-surface-variant);background:var(--md-primary-container);border-radius:0 var(--md-shape-md) var(--md-shape-md) 0}hr{border:none;border-top:1px solid var(--md-outline-variant);margin:2rem 0}.card{background:var(--md-surface-container-low);border:1px solid var(--md-outline-variant);border-radius:var(--md-shape-lg);box-shadow:var(--md-elevation-1);transition:box-shadow var(--md-duration-medium) var(--md-easing-standard)}.button{display:inline-flex;align-items:center;justify-content:center;padding:.7rem 1.5rem;border-radius:var(--md-shape-full);text-decoration:none;font-weight:700;font-size:.95rem;min-height:40px;border:1px solid var(--md-outline);background:transparent;color:var(--md-primary);transition:all var(--md-duration-short) var(--md-easing-standard);position:relative;overflow:hidden}.button:hover{background:rgba(var(--accent-soft),var(--md-state-hover, .08))}.button.primary{background:var(--md-primary);color:var(--md-on-primary);border:none;box-shadow:var(--md-elevation-1)}.button.primary:hover{background:var(--accent-dark);box-shadow:var(--md-elevation-2)}.sr-only{border:0;padding:0;margin:0;position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px 1px 1px 1px);clip-path:inset(50%);white-space:nowrap}@media(max-width:720px){body{font-size:17px}main{padding:1.4rem .6rem 2.5rem}}footer[data-astro-cid-sz7xmlte]{padding:3rem 1rem 4rem;color:var(--md-on-surface-variant)}.inner[data-astro-cid-sz7xmlte]{max-width:1040px;margin:0 auto;padding:1.75rem;border:1px solid var(--md-outline-variant);border-radius:var(--md-shape-lg);background:var(--md-surface-container-low);box-shadow:var(--md-elevation-1);text-align:center}.title[data-astro-cid-sz7xmlte]{margin:0 0 .5rem;font-weight:800;color:rgb(var(--black))}.meta[data-astro-cid-sz7xmlte]{font-size:.92rem;margin-top:1rem}a[data-astro-cid-eimmu3lg]{display:inline-block;text-decoration:none;padding:.5rem 1rem;border-radius:var(--md-shape-full);color:rgb(var(--black));font-weight:500;font-size:.95rem;min-height:40px;display:inline-flex;align-items:center;position:relative;transition:background-color var(--md-duration-short) var(--md-easing-standard)}a[data-astro-cid-eimmu3lg]:hover{background:rgba(var(--accent-soft),.08)}a[data-astro-cid-eimmu3lg].active{background:var(--md-primary-container);color:var(--md-on-primary-container);font-weight:700}header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:20;margin:0;padding:0 1rem;background:var(--md-surface-container-high);border-bottom:1px solid var(--md-outline-variant)}.brand[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;gap:.1rem}.brand-link[data-astro-cid-3ef6ksr2]{font-weight:800;font-size:1.05rem;text-decoration:none;color:rgb(var(--black))}.tagline[data-astro-cid-3ef6ksr2]{margin:0;font-size:.82rem;color:var(--md-on-surface-variant)}nav[data-astro-cid-3ef6ksr2]{max-width:1040px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:64px;padding:.5rem 0}.internal-links[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.25rem;flex-wrap:wrap}@media(max-width:720px){nav[data-astro-cid-3ef6ksr2]{align-items:flex-start;flex-direction:column}.internal-links[data-astro-cid-3ef6ksr2]{width:100%}}