@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,650;9..144,750&family=Source+Sans+3:wght@400;500;600;700;800;900&display=swap');
:root{
  --brand:#334155;--brand-hover:#1E293B;--brand-strong:#111827;--brand-soft:#EEF2F7;--brand-wash:#F8FAFC;--accent:#B7791F;--accent-soft:#FFF7E6;--bg:#FAFAF7;--paper:#FFFFFF;--paper-soft:#F8FAFC;--text:#111827;--muted:#4B5563;--muted-2:#64748B;--border:#E2E8F0;--border-strong:#CBD5E1;--success:#166534;--danger:#991B1B;--note:#FFF7E6;--note-border:#B7791F;--shadow-hairline:0 1px 0 rgba(17,24,39,.05);--shadow-soft:0 14px 34px rgba(30,41,59,.075);--shadow-lift:0 22px 58px rgba(30,41,59,.11);--radius-xl:26px;--radius-lg:20px;--radius-md:14px;--max:1160px;--content:900px;--space-section:70px;--space-section-mobile:44px
}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;font-family:"Source Sans 3",ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:radial-gradient(circle at 12% -10%,rgba(183,121,31,.13),transparent 30rem),linear-gradient(180deg,#fff 0,var(--bg) 31rem);color:var(--text);line-height:1.72;font-size:18px;letter-spacing:.003em;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}a{color:var(--brand);text-decoration:none;text-underline-offset:4px;text-decoration-thickness:1.5px}a:hover{text-decoration:underline}img,svg{max-width:100%;height:auto}:focus-visible{outline:3px solid rgba(183,121,31,.42);outline-offset:4px;border-radius:9px}.skip-link{position:absolute;left:-999px;top:12px;background:var(--brand-strong);color:#fff;padding:.75rem 1rem;border-radius:999px;z-index:50;font-weight:900}.skip-link:focus{left:12px}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(226,232,240,.92)}.header-inner{max-width:var(--max);margin:0 auto;padding:15px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:13px;color:var(--brand-strong);font-weight:900;text-decoration:none;min-width:max-content}.brand:hover{text-decoration:none}.brand img{display:block;width:154px;height:auto}.brand span{font-size:.78rem;color:var(--muted);font-weight:800;border-left:1px solid var(--border);padding-left:13px;letter-spacing:.01em}.main-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.main-nav a{color:#1F2937;font-size:.92rem;font-weight:800;padding:9px 11px;border-radius:999px;line-height:1.15}.main-nav a:hover{background:var(--brand-wash);color:var(--brand-strong);text-decoration:none}.menu-toggle{display:none;background:var(--paper);border:1px solid var(--border-strong);border-radius:16px;width:48px;height:46px;align-items:center;justify-content:center;flex-direction:column;gap:5px;box-shadow:var(--shadow-hairline);cursor:pointer}.menu-toggle span{display:block;width:20px;height:2px;background:var(--brand-strong);border-radius:3px;transition:transform .18s ease,opacity .18s ease}.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.site-main{max-width:var(--max);margin:0 auto;padding:30px 28px 86px}.breadcrumbs{font-size:.9rem;color:var(--muted);display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:2px 0 30px;line-height:1.45}.breadcrumbs a{color:var(--muted);font-weight:700}.breadcrumbs a:hover{color:var(--brand-strong)}.breadcrumbs span[aria-current="page"]{color:#334155}.hero{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(300px,.82fr);gap:46px;align-items:center;padding:54px 0 42px;position:relative}.hero:before{content:"";position:absolute;right:-24px;top:38px;width:280px;height:280px;background:linear-gradient(135deg,rgba(51,65,85,.08),rgba(183,121,31,.13));border-radius:82px;transform:rotate(8deg);z-index:-1}.hero-copy h1,.article-header h1,.category-hero h1{font-family:"Fraunces",Georgia,serif;font-size:clamp(2.45rem,5.2vw,4.8rem);line-height:.98;letter-spacing:-.05em;margin:0 0 24px;color:var(--brand-strong);max-width:980px;text-wrap:balance}.article-header h1,.category-hero h1{font-size:clamp(2.12rem,4.2vw,3.55rem);letter-spacing:-.045em}.lead{font-size:clamp(1.12rem,1.55vw,1.32rem);color:var(--muted);max-width:790px;margin:0 0 30px;line-height:1.68}.eyebrow{letter-spacing:.16em;text-transform:uppercase;font-size:.74rem;font-weight:950;color:var(--accent);margin:0 0 18px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.button,button{font:inherit}.button,.site-search button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:12px 20px;border-radius:999px;font-weight:900;border:1px solid transparent;text-decoration:none;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}.button.primary,.site-search button{background:var(--brand);color:#fff;box-shadow:0 10px 22px rgba(30,41,59,.16)}.button.secondary{background:transparent;color:var(--brand-strong);border-color:var(--border-strong)}.button:hover,.site-search button:hover{text-decoration:none;transform:translateY(-1px)}.button.primary:hover,.site-search button:hover{background:var(--brand-hover)}.button.secondary:hover{background:var(--brand-wash);border-color:#AFC2DC}.hero-note{background:rgba(255,255,255,.94);border:1px solid var(--border);border-radius:var(--radius-xl);padding:30px 32px;box-shadow:var(--shadow-soft);position:relative;overflow:hidden}.hero-note:before{content:"";position:absolute;left:0;top:24px;bottom:24px;width:5px;background:linear-gradient(180deg,var(--brand),var(--accent));border-radius:0 999px 999px 0}.hero-note span:first-child{font-size:.74rem;text-transform:uppercase;letter-spacing:.15em;color:var(--accent);font-weight:950}.hero-note strong{display:block;font-size:1.42rem;line-height:1.2;margin:14px 0 12px;color:var(--brand-strong)}.hero-note p{margin-bottom:0;color:var(--muted);line-height:1.6}
section{margin:var(--space-section) 0}section>h2:first-child{margin-bottom:24px}.search-panel{background:var(--paper);border:1px solid var(--border);border-radius:28px;padding:30px 32px;display:grid;grid-template-columns:minmax(0,.9fr) minmax(300px,1.1fr);gap:28px;align-items:center;box-shadow:var(--shadow-soft);position:relative;overflow:visible}.search-panel:before{content:"";position:absolute;left:32px;right:32px;top:0;height:4px;border-radius:0 0 999px 999px;background:linear-gradient(90deg,var(--brand),var(--accent));opacity:.92}.search-panel h2{margin:0 0 10px;color:var(--brand-strong)}.search-panel p{margin:0;color:var(--muted)}.search-panel strong{color:var(--brand-strong)}.site-search{display:grid;grid-template-columns:1fr auto;gap:12px;position:relative}.site-search input{width:100%;min-height:54px;border:1px solid var(--border-strong);border-radius:999px;padding:0 19px;font:inherit;background:#fff;color:var(--text);box-shadow:inset 0 1px 0 rgba(17,24,39,.03)}.site-search input::placeholder{color:#64748B}.search-results{position:absolute;top:64px;left:0;right:0;list-style:none;margin:0;padding:8px;background:white;border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-lift);z-index:9;max-height:320px;overflow:auto}.search-results:empty{display:none}.search-results li a{display:block;padding:12px 13px;border-radius:12px;color:var(--text);font-weight:760}.search-results li a:hover{background:var(--brand-wash);text-decoration:none}.content-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--border);border-left:1px solid var(--border);background:rgba(255,255,255,.65);border-radius:22px;overflow:hidden;box-shadow:var(--shadow-hairline)}.category-card{background:transparent;border-right:1px solid var(--border);border-bottom:1px solid var(--border);border-radius:0;padding:22px 20px 23px;min-height:138px;display:flex;flex-direction:column;justify-content:space-between;color:var(--text);box-shadow:none;position:relative}.category-card:after{content:"→";position:absolute;right:20px;bottom:18px;color:var(--accent);font-weight:950;opacity:.82}.category-card span{font-weight:950;color:var(--brand-strong);font-size:1.12rem;line-height:1.22;max-width:82%}.category-card small{color:var(--muted);font-weight:760;margin-top:18px;line-height:1.35}.category-card:hover{background:var(--paper);text-decoration:none;box-shadow:inset 0 0 0 999px rgba(255,247,230,.44)}.split-section{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.86fr);gap:42px;align-items:start;border-top:1px solid var(--border);padding-top:42px}.usage-note,.quick-answer{background:linear-gradient(180deg,#fff,var(--brand-wash));border:1px solid var(--border-strong);border-radius:var(--radius-lg);padding:25px 27px;color:var(--brand-strong);box-shadow:var(--shadow-hairline)}.usage-note{border-left:5px solid var(--accent)}.usage-note h2{margin-top:0}.usage-note p:last-child,.quick-answer p:last-child{margin-bottom:0}.quick-answer{font-size:1.09rem;line-height:1.72;border-left:5px solid var(--brand)}.resource-list{display:grid;gap:0;border-top:1px solid var(--border)}.resource-row{margin:0}.resource-row a{display:grid;grid-template-columns:minmax(230px,.42fr) 1fr;gap:28px;align-items:start;background:transparent;border:0;border-bottom:1px solid var(--border);border-radius:0;padding:25px 4px;color:var(--text);transition:background .18s ease,padding .18s ease,border-color .18s ease}.resource-row a:hover{background:rgba(255,247,230,.38);padding-left:18px;padding-right:18px;text-decoration:none;border-color:#D9C7A3}.resource-row strong{display:block;color:var(--brand-strong);font-size:1.14rem;line-height:1.32}.resource-row span{color:var(--muted);line-height:1.55}.article{max-width:var(--content);margin:0 auto}.article-header{margin:8px 0 44px}.article h2{font-family:"Fraunces",Georgia,serif;font-size:clamp(1.55rem,3vw,2.22rem);letter-spacing:-.032em;line-height:1.12;color:var(--brand-strong);margin:0 0 18px}.article p{margin-top:0}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:22px;background:#fff;box-shadow:var(--shadow-hairline)}.data-table{width:100%;border-collapse:collapse;font-size:1rem}.data-table th{background:var(--brand-wash);text-align:left;color:var(--brand-strong);font-weight:950;padding:15px 16px;border-bottom:1px solid var(--border)}.data-table td{padding:16px;border-bottom:1px solid var(--border);vertical-align:top}.data-table tr:last-child td{border-bottom:0}.data-table td:first-child,.data-table th:first-child{font-weight:850}.audio-btn{margin-left:8px;min-height:34px;padding:6px 10px;border-radius:999px;border:1px solid var(--border-strong);background:#fff;color:var(--brand-strong);font-size:.82rem;font-weight:900;cursor:pointer}.audio-btn:hover{background:var(--accent-soft);text-decoration:none}.example-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.example-card{border:1px solid var(--border);background:#fff;border-radius:18px;padding:17px 18px;box-shadow:var(--shadow-hairline)}.example-card span{display:block;font-weight:900;color:var(--brand-strong)}.example-card small{display:block;color:var(--muted);margin-top:8px}.practice{background:#fff;border:1px solid var(--border);border-radius:var(--radius-xl);padding:26px 30px;box-shadow:var(--shadow-soft)}.practice ol{margin:0;padding-left:1.25rem}.practice li{margin:9px 0}.practice-note{margin:18px 0 0;color:var(--muted);font-weight:760}.faq details{border:1px solid var(--border);background:#fff;border-radius:18px;padding:0 18px;margin:12px 0;box-shadow:var(--shadow-hairline)}.faq summary{cursor:pointer;font-weight:900;color:var(--brand-strong);padding:16px 0}.faq details p{color:var(--muted);margin:0 0 16px}.related{border-top:1px solid var(--border);padding-top:36px}.final-cta{background:linear-gradient(135deg,var(--brand-strong),#263244);color:#fff;border-radius:30px;padding:36px 38px;box-shadow:var(--shadow-lift)}.final-cta h2{color:#fff;margin-top:0}.final-cta p{color:rgba(255,255,255,.82);max-width:720px}.final-cta .button.primary{background:#fff;color:var(--brand-strong)}.contact-card{background:#fff;border:1px solid var(--border);border-radius:22px;padding:24px 26px}.site-footer{border-top:1px solid var(--border);background:#fff;max-width:var(--max);margin:0 auto;padding:34px 28px 46px;display:flex;justify-content:space-between;gap:28px;color:var(--muted)}.site-footer strong{color:var(--brand-strong);font-size:1.1rem}.site-footer p{max-width:540px;margin:.35rem 0 0}.site-footer nav{display:flex;gap:16px;flex-wrap:wrap;align-content:flex-start}.site-footer a{font-weight:800;color:var(--muted)}
@media (max-width:980px){.main-nav{display:none}.menu-toggle{display:flex}.main-nav[data-open="true"]{display:grid;position:absolute;top:76px;left:16px;right:16px;background:#fff;border:1px solid var(--border);border-radius:22px;padding:10px;box-shadow:var(--shadow-lift);z-index:30}.main-nav[data-open="true"] a{padding:13px 14px;border-radius:14px}.hero{grid-template-columns:1fr;padding-top:34px;gap:24px}.hero:before{right:10px;top:30px;width:180px;height:180px}.search-panel{grid-template-columns:1fr}.content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.split-section{grid-template-columns:1fr}.resource-row a{grid-template-columns:1fr;gap:8px}.site-footer{flex-direction:column}.example-grid{grid-template-columns:1fr}}
@media (max-width:640px){body{font-size:17px}.header-inner{padding:12px 18px}.brand img{width:138px}.brand span{display:none}.site-main{padding:18px 18px 64px}.breadcrumbs{margin-bottom:20px}.hero{padding:24px 0 22px}.hero-copy h1{font-size:clamp(2.32rem,14vw,3.4rem);margin-bottom:18px}.article-header h1,.category-hero h1{font-size:clamp(2rem,11vw,2.8rem)}.lead{font-size:1.08rem;margin-bottom:22px}.hero-actions{gap:10px}.button,.site-search button{width:100%;min-height:50px}.hero-note{padding:24px 24px 24px 26px}.search-panel{padding:26px 20px;gap:20px}.site-search{grid-template-columns:1fr}.search-results{top:118px}.content-grid{grid-template-columns:1fr}.category-card{min-height:112px;padding:20px}.article section,section{margin:var(--space-section-mobile) 0}.quick-answer,.usage-note,.practice{padding:22px 20px}.data-table,.data-table thead,.data-table tbody,.data-table th,.data-table td,.data-table tr{display:block}.data-table thead{position:absolute;left:-9999px}.data-table tr{border-bottom:1px solid var(--border);padding:12px 0}.data-table tr:last-child{border-bottom:0}.data-table td{border:0;padding:9px 15px;display:grid;grid-template-columns:minmax(96px,.38fr) 1fr;gap:12px;align-items:start}.data-table td:before{content:attr(data-label);font-weight:950;color:var(--muted);font-size:.84rem}.audio-btn{margin:8px 0 0 0;width:max-content}.site-footer{padding:28px 18px 38px}.site-footer nav{display:grid;gap:10px}.main-nav[data-open="true"]{top:64px}}