:root{color-scheme:light;--ink:#172435;--muted:#626976;--paper:#ffffff;--line:#e2e5e9;--gold:#e4c683;--accent:#765719}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}a{color:var(--accent);text-underline-offset:4px}a:hover{text-decoration:underline}a:focus-visible,summary:focus-visible{outline:3px solid #b4770b;outline-offset:5px}img{max-width:100%;height:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.18;letter-spacing:-.035em}h1{font-size:clamp(2.3rem,4.2vw,4rem);font-weight:650}h2{font-size:1.8rem;font-weight:640}h3{font-size:1.5rem;font-weight:640}p{margin-bottom:1.1rem}ul,ol{padding-left:1.4rem}li{margin-bottom:.65rem}.skip{position:absolute;top:-100px;left:16px;background:white;padding:12px;z-index:5}.skip:focus{top:12px}.mast{background:#080f19;color:white}.bar{max-width:1280px;margin:auto;min-height:88px;padding:16px 36px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:8px;color:inherit;font-size:23px;text-decoration:none;white-space:nowrap;letter-spacing:-.04em}.brand img{width:40px;height:40px;margin-right:4px}.brand b{font-weight:750}.bar nav{display:flex;align-items:center;gap:28px;font-size:14px}.bar nav a{color:inherit;text-decoration:none}.bar nav a:hover{text-decoration:underline}.web-link{border:1px solid #3a4b60;padding:9px 16px;border-radius:7px}.hero{max-width:1280px;margin:auto;padding:80px 70px 65px}.eyebrow{font-size:11px;font-weight:750;letter-spacing:.15em;line-height:1.5;margin-bottom:18px;color:var(--accent)}.hero h1{max-width:830px;margin:14px 0 24px}.hero>p{max-width:620px;font-size:19px;color:var(--muted)}.hero-links{display:flex;align-items:center;flex-wrap:wrap;gap:24px;margin:30px 0}.hero-links>a{text-decoration:none;font-size:14px;font-weight:600}.button{background:var(--accent);color:white;border-radius:7px;padding:15px 22px;display:inline-flex;gap:20px}.guide-meta{font-size:12px;color:var(--muted);display:flex;gap:12px}.start-here{background:#ffffff;border-top:1px solid #e2e5e9;border-bottom:1px solid #e2e5e9;padding:38px max(36px,calc((100vw - 1140px)/2));display:grid;grid-template-columns:1fr 1.6fr;gap:56px}.start-here h2{max-width:250px}.need-links{display:grid;gap:16px}.need-links>a{font-size:16px;font-weight:650;text-decoration:none;color:var(--ink);padding-bottom:13px;border-bottom:1px solid #e2e5e9}.need-links>a:last-child{border:0;padding-bottom:0}.need-links span{display:block;color:var(--accent);font-size:13px;font-weight:450;margin-top:3px}.chapters{max-width:1280px;margin:auto;padding:64px 70px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:24px}.section-heading>p{max-width:325px;color:var(--muted);font-size:14px}.chapter-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.chapter{background:#fff;border:1px solid var(--line);border-radius:14px;padding:32px;scroll-margin-top:24px}.chapter-number{display:flex;width:38px;height:38px;align-items:center;justify-content:center;border-radius:50%;background:#f3eddd;color:#695220;font-size:13px;font-weight:700;margin-bottom:22px}.chapter>p{font-size:14px;color:var(--muted);min-height:46px}.chapter ul,.related ul{list-style:none;padding:0;margin-bottom:0}.chapter li,.related li{margin:0;border-top:1px solid var(--line)}.chapter li a,.related li a{display:flex;justify-content:space-between;gap:20px;padding:14px 0;text-decoration:none;font-size:14px;font-weight:550;line-height:1.5}.chapter li a:hover,.related li a:hover{text-decoration:underline}.support{max-width:1140px;margin:0 auto 64px;background:#101b29;color:#fff;border-radius:14px;padding:40px}.support h2{font-size:26px}.support p{color:#b5c1ce}.support a{color:var(--gold);margin-right:24px;font-size:14px}.footer{max-width:1280px;margin:auto;border-top:1px solid var(--line);padding:36px;display:flex;gap:40px;justify-content:space-between;align-items:start}.footer .brand{color:var(--ink)}.footer p,.footer small{font-size:12px;color:var(--muted);margin-top:12px}.footer nav{display:grid;gap:6px;font-size:13px}.reading-layout{max-width:1280px;margin:auto;display:grid;grid-template-columns:260px minmax(0,1fr);gap:64px;padding:40px 36px 70px}.guide-sidebar{font-size:13px;border-right:1px solid var(--line);padding-right:24px}.back-guide{display:block;margin-bottom:32px;font-weight:650;text-decoration:none}.guide-sidebar h2,.mobile-contents h2{font-size:13px;letter-spacing:0;line-height:1.4;margin:24px 0 12px}.guide-sidebar h2 span,.mobile-contents h2 span{color:#77716a;margin-right:6px}.guide-sidebar ul,.mobile-contents ul{padding:0;list-style:none}.guide-sidebar li{margin:0}.guide-sidebar li a{display:block;padding:7px 10px;color:var(--muted);text-decoration:none;line-height:1.5;border-radius:5px}.guide-sidebar a[aria-current=page]{background:#ffffff;color:#634910;font-weight:700}.reading{max-width:800px;min-width:0}.breadcrumbs{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:#77716a;margin-bottom:35px}.breadcrumbs a{text-decoration:none}.article-head h1{font-size:clamp(2rem,3.3vw,3rem);margin-bottom:24px}.intro{font-size:18px;color:#586170;line-height:1.7}.article-meta{font-size:12px;color:var(--muted)}.on-page{background:#ffffff;border-left:3px solid #c6a45e;border-radius:0 8px 8px 0;padding:20px 24px;margin:28px 0 38px;font-size:13px}.on-page strong{font-size:12px;text-transform:uppercase;letter-spacing:.08em}.on-page ul{margin:10px 0 0;list-style:none;padding:0}.on-page li{margin:6px 0}.on-page a{text-decoration:none}.article-body{font-size:16px;line-height:1.85}.article-body h2{font-size:24px;margin:32px 0 18px}.article-body section{scroll-margin-top:28px}.article-body strong{font-weight:650}.article-body ol li{padding-left:6px;margin-bottom:12px}.article-body ol li::marker{font-weight:700;color:var(--accent)}.screen{float:right;width:210px;margin:0 0 25px 32px}.screen img{display:block;border:1px solid var(--line);border-radius:12px;background:white}.screen figcaption{font-size:11px;line-height:1.6;color:var(--muted);margin-top:10px}.related{clear:both;border-top:1px solid var(--line);padding-top:32px;margin-top:40px}.related h2{font-size:24px}.related .eyebrow{margin-bottom:8px}.help-line{font-size:13px;color:var(--muted);margin-top:28px}.mobile-contents{display:none}
@media(min-width:1600px){.hero{padding-top:100px;padding-bottom:85px}}
@media(max-width:1000px){.reading-layout{grid-template-columns:210px minmax(0,1fr);gap:32px}.hero,.chapters{padding-left:36px;padding-right:36px}.support{margin-left:36px;margin-right:36px}.screen{width:170px;margin-left:22px}.guide-sidebar{padding-right:15px}}
@media(max-width:760px){.bar{padding:16px 20px;min-height:76px;gap:15px}.bar nav{gap:16px;font-size:12px}.bar nav>a:first-child{display:none}.brand{font-size:20px}.brand img{width:32px;height:32px}.web-link{padding:7px 10px}.hero{padding:44px 24px}.hero>p{font-size:17px}.hero-links{align-items:start;flex-direction:column;gap:20px}.guide-meta{font-size:11px;gap:8px}.start-here{display:block;padding:30px 24px}.start-here h2{max-width:none;font-size:25px}.need-links{margin-top:24px}.section-heading{display:block}.section-heading>p{max-width:none}.chapters{padding:38px 24px}.chapter-grid{grid-template-columns:1fr;gap:18px}.chapter{padding:26px}.chapter>p{min-height:0}.support{margin:0 24px 40px;padding:28px}.support a{display:inline-block;margin-bottom:8px}.footer{padding:28px 24px;flex-wrap:wrap;gap:22px}.footer small{width:100%}.reading-layout{display:block;padding:26px 24px 40px}.guide-sidebar{display:none}.breadcrumbs{margin-bottom:26px}.screen{float:none;width:min(230px,100%);margin:25px auto}.intro{font-size:17px}.article-body{font-size:16px}.mobile-contents{display:block;border:1px solid var(--line);border-radius:8px;padding:16px;margin:0 0 26px;font-size:13px}.mobile-contents summary{font-weight:650;cursor:pointer}.mobile-contents a[aria-current=page]{font-weight:750}.on-page{padding:18px}.article-head h1{font-size:34px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.mast,.guide-sidebar,.footer,.related,.on-page,.mobile-contents,.help-line{display:none}.reading-layout{display:block;padding:0}.reading{max-width:none}body{background:white;color:black}.screen{width:150px}a{color:inherit}}
@media(max-width:480px){.bar .web-link{display:none}.bar nav{white-space:nowrap}}

/* Keep the Latin product name in reading order inside right-to-left pages. */
.brand{direction:ltr;unicode-bidi:isolate}
/* Midnight Gold branding with white reading surfaces. */
.hero{max-width:none;padding-inline:max(36px,calc((100% - 1140px)/2));background:#101b29;color:#f3f1e8}.hero .eyebrow,.hero-links>a:not(.button){color:var(--gold)}.hero>p,.hero .guide-meta{color:#b5c1ce}.hero .button{background:var(--gold);color:#101b29}.hero .button:hover{background:#eed7a6}.mast{border-bottom:1px solid #3a4b60}.bar nav a[aria-current=page]{color:var(--gold)}.chapter-number{background:#101b29;color:var(--gold)}.chapter{border-top:3px solid #d7ba7d}.support{border:1px solid #3a4b60}.support .brand,.mast .brand{color:#f3f1e8}@media(max-width:760px){.hero{padding-inline:24px}}

.example{margin:24px 0;padding:20px 24px;background:#ffffff;border-left:3px solid #c6a45e;border-radius:0 8px 8px 0}.example>strong{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:#765719;margin-bottom:8px}.example p{margin:0}.comparison-table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.6;margin:20px 0;overflow-wrap:normal}.comparison-table caption{text-align:left;font-weight:650;margin-bottom:12px}.comparison-table th,.comparison-table td{padding:12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}.comparison-table thead{background:#ffffff}.comparison-table tbody th{font-weight:600}@media(max-width:480px){.comparison-table{font-size:13px}.comparison-table th,.comparison-table td{padding:9px 7px}.example{padding:18px}}

.comparison-table th:first-child{white-space:nowrap;width:30%}

/* Shared locale navigation; native details works without JavaScript. */
.guide-languages{font-size:13px;min-width:100px}.guide-languages summary{cursor:pointer;font-weight:650;color:var(--accent)}.guide-languages ul{list-style:none;padding:0;margin:12px 0;display:grid;gap:8px;max-height:300px;overflow:auto}.guide-languages a[aria-current=page]{font-weight:750}.guide-meta{flex-wrap:wrap}.footer{flex-wrap:wrap}
:lang(zh) h1,:lang(zh) h2,:lang(zh) h3,:lang(ja) h1,:lang(ja) h2,:lang(ja) h3{letter-spacing:0;line-height:1.4}
[dir=rtl] ul,[dir=rtl] ol{padding-left:0;padding-right:1.4rem}[dir=rtl] .guide-sidebar{border-right:0;border-left:1px solid var(--line);padding-right:0;padding-left:24px}[dir=rtl] .guide-sidebar ul,[dir=rtl] .on-page ul,[dir=rtl] .chapter ul,[dir=rtl] .related ul,[dir=rtl] .guide-languages ul,[dir=rtl] .mobile-contents ul{padding:0}[dir=rtl] .screen{float:left;margin-left:0;margin-right:28px}[dir=rtl] .comparison-table th,[dir=rtl] .comparison-table td,[dir=rtl] .comparison-table caption{text-align:right}[dir=rtl] .on-page,[dir=rtl] .example{border-left:1px solid var(--line);border-right:3px solid #c6a45e}[dir=rtl] .guide-sidebar a[aria-current=page]{box-shadow:inset -3px 0 #c6a45e}@media(max-width:760px){[dir=rtl] .screen{float:none;margin:25px auto}}

/* Keep the guide canvas white, including the hub and reading aids. */
/* Long localized compound words must fit narrow reading columns. */
h1,h2,h3,.chapter a,.guide-sidebar a,.on-page a{overflow-wrap:anywhere;hyphens:auto}
.hero{background:#fff;color:var(--ink)}.hero .eyebrow,.hero-links>a:not(.button){color:var(--accent)}.hero>p,.hero .guide-meta{color:var(--muted)}.on-page,.example{border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.guide-sidebar a[aria-current=page]{box-shadow:inset 3px 0 #c6a45e}.comparison-table thead{border-block:1px solid var(--line)}.support{background:#fff;color:var(--ink);border-color:var(--line)}.support p{color:var(--muted)}.support a{color:var(--accent)}