:root{
  color-scheme:light;
  --brand:#8B4A36;
  --brand-hover:#71392A;
  --brand-strong:#24313D;
  --brand-soft:#F8EFE7;
  --brand-wash:#FCF7F2;
  --accent:#287C73;
  --accent-hover:#1E655E;
  --accent-soft:#E6F3F1;
  --bg:#FBFAF7;
  --bg-warm:#F7F2EC;
  --paper:#FFFFFF;
  --paper-soft:#FFFDFB;
  --text:#24313D;
  --muted:#566273;
  --muted-2:#6B7686;
  --border:#E3D7CE;
  --border-strong:#D7B9A8;
  --danger:#8B2F2F;
  --success:#23684A;
  --note:#FFF6E8;
  --shadow-hairline:0 1px 2px rgba(36,49,61,.055),0 1px 0 rgba(255,255,255,.8) inset;
  --shadow-soft:0 10px 28px rgba(36,49,61,.07);
  --shadow-lift:0 18px 44px rgba(36,49,61,.105);
  --shadow-inner:inset 0 1px 2px rgba(36,49,61,.045);
  --radius-xl:24px;
  --radius-lg:18px;
  --radius-md:13px;
  --max:1160px;
  --content:900px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(circle at 0% -10%, rgba(139,74,54,.055), transparent 32rem),
    radial-gradient(circle at 100% 7%, rgba(40,124,115,.045), transparent 27rem),
    linear-gradient(180deg,#fff 0,var(--bg) 34rem,var(--bg-warm) 100%);
  color:var(--text);
  font-size:17px;
  line-height:1.68;
  letter-spacing:0;
  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}
.skip-link{position:absolute;left:-999px;top:12px;background:var(--brand-strong);color:#fff;padding:.72rem 1rem;border-radius:999px;z-index:100;font-weight:760}
.skip-link:focus{left:12px}
:focus-visible{outline:3px solid rgba(40,124,115,.34);outline-offset:4px;border-radius:10px}
.sr-only{position:absolute;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:30;background:rgba(255,255,255,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(227,215,206,.76)}
.header-inner{max-width:var(--max);margin:0 auto;padding:12px 28px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:12px;color:var(--brand-strong);font-weight:760;text-decoration:none;min-width:max-content}
.brand:hover{text-decoration:none}
.brand img{width:150px;height:auto;display:block}
.brand span{font-size:.75rem;color:var(--muted-2);font-weight:650;border-left:1px solid var(--border);padding-left:12px;letter-spacing:.01em;line-height:1.2}
.main-nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.main-nav a{color:#344250;font-size:.895rem;font-weight:680;padding:8px 10px;border-radius:999px;line-height:1.15;transition:background .16s ease,color .16s ease,box-shadow .16s ease}
.main-nav a:hover{background:var(--brand-soft);color:var(--brand-hover);text-decoration:none;box-shadow:inset 0 0 0 1px rgba(139,74,54,.055)}
.menu-toggle{display:none;background:var(--paper);border:1px solid var(--border);border-radius:14px;width:46px;height:44px;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 82px}
.breadcrumbs{font-size:.88rem;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:650}
.breadcrumbs a:hover{color:var(--brand-hover)}
.breadcrumbs span[aria-current="page"]{color:#3B4754}
.eyebrow{letter-spacing:.13em;text-transform:uppercase;font-size:.72rem;font-weight:760;color:var(--brand);margin:0 0 15px}
.hero{display:grid;grid-template-columns:minmax(0,1.16fr) minmax(300px,.84fr);gap:48px;align-items:center;padding:54px 0 42px;position:relative}
.hero:before{content:"";position:absolute;right:-12px;top:42px;width:230px;height:230px;background:linear-gradient(135deg,rgba(139,74,54,.055),rgba(40,124,115,.06));border-radius:70px;transform:rotate(7deg);z-index:-1}
.hero-copy h1,.article-header h1,.category-hero h1{font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;font-size:clamp(2.25rem,4.8vw,4.2rem);line-height:1.04;letter-spacing:-.045em;margin:0 0 22px;color:var(--brand-strong);max-width:980px;text-wrap:balance;font-weight:760}
.article-header h1,.category-hero h1{font-size:clamp(2rem,3.7vw,3.25rem);letter-spacing:-.04em}
.lead{font-size:clamp(1.06rem,1.35vw,1.22rem);color:var(--muted);max-width:780px;margin:0 0 28px;line-height:1.64}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.button,button{font:inherit}
.button,.site-search button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 18px;border-radius:999px;font-weight:720;border:1px solid transparent;box-shadow:var(--shadow-hairline);cursor:pointer;transition:background .16s ease,border-color .16s ease,box-shadow .16s ease,transform .16s ease,color .16s ease}
.button:hover,.site-search button:hover{transform:translateY(-1px)}
.button.primary,.site-search button{background:var(--brand);color:#fff;border-color:rgba(255,255,255,.12)}
.button.primary:hover,.site-search button:hover{background:var(--brand-hover);text-decoration:none;box-shadow:0 10px 22px rgba(139,74,54,.16)}
.button.secondary{background:rgba(255,255,255,.9);color:var(--brand-strong);border-color:var(--border)}
.button.secondary:hover{background:var(--brand-soft);text-decoration:none;border-color:var(--border-strong)}
.hero-note,.feature-panel,.quick-answer,.usage-note,.practice-box,.prose-card{background:rgba(255,255,255,.92);border:1px solid var(--border);border-radius:var(--radius-xl);padding:26px;box-shadow:var(--shadow-soft)}
.hero-note{position:relative;overflow:hidden}
.hero-note:before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:linear-gradient(90deg,var(--brand),var(--accent));opacity:.75}
.hero-note span,.quick-answer span{display:block;color:var(--accent);font-size:.74rem;text-transform:uppercase;letter-spacing:.13em;font-weight:760;margin-bottom:9px}
.hero-note strong,.quick-answer p{display:block;color:var(--brand-strong);font-size:1.22rem;line-height:1.42;font-weight:720;margin:0}
.hero-note p{color:var(--muted);margin:11px 0 0}
.listen-button{min-height:40px;padding:8px 12px;border-radius:999px;border:1px solid rgba(40,124,115,.28);background:var(--accent-soft);color:#185C55;font-size:.82rem;font-weight:720;box-shadow:none;white-space:nowrap;transition:background .16s ease,border-color .16s ease,transform .16s ease}
.listen-button:hover{background:#DCEFEB;border-color:rgba(40,124,115,.42);transform:translateY(-1px)}
.hero-note .listen-button{margin-top:15px}
.search-panel{margin:14px 0 62px;background:linear-gradient(135deg,rgba(252,247,242,.98),rgba(255,255,255,.96));border:1px solid var(--border);border-radius:var(--radius-xl);padding:26px;display:grid;grid-template-columns:minmax(0,.9fr) minmax(300px,1.1fr);gap:24px;align-items:start;box-shadow:var(--shadow-soft)}
.search-panel h2{margin:0 0 8px;color:var(--brand-strong);font-weight:760;letter-spacing:-.02em}
.search-panel p{margin:0;color:var(--muted)}
.site-search{position:relative;display:flex;gap:10px;align-items:flex-start}
.site-search input{width:100%;min-height:50px;border:1px solid var(--border-strong);border-radius:999px;padding:12px 18px;font:inherit;background:#fff;color:var(--text);box-shadow:var(--shadow-inner)}
.site-search input:focus{border-color:rgba(40,124,115,.55)}
.search-results{position:absolute;left:0;right:104px;top:58px;z-index:10;margin:0;padding:8px;list-style:none;background:#fff;border:1px solid var(--border);border-radius:17px;box-shadow:var(--shadow-lift);display:none;max-height:330px;overflow:auto}
.search-results.is-visible{display:block}
.search-results li a{display:block;padding:11px 12px;border-radius:12px;color:var(--text);font-weight:650}
.search-results li a:hover{background:var(--brand-soft);text-decoration:none}
.search-results small{display:block;color:var(--muted);font-weight:560;margin-top:2px}
.empty-result{display:block;padding:11px 12px;color:var(--muted);font-weight:650}
.content-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.category-card{display:flex;flex-direction:column;justify-content:space-between;min-height:126px;background:linear-gradient(180deg,#fff 0%,#FFFDFC 100%);border:1px solid var(--border);border-radius:var(--radius-lg);padding:21px;box-shadow:var(--shadow-hairline);color:var(--text);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease,background .16s ease}
.category-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:var(--border-strong);text-decoration:none;background:#fff}
.category-card span{font-size:1.06rem;line-height:1.32;font-weight:720;color:var(--brand-strong);text-wrap:balance}
.category-card small{margin-top:11px;color:var(--muted);font-weight:520;line-height:1.46}
.split-section{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(280px,.95fr);gap:26px;align-items:start;margin:70px 0}
.split-section p{color:var(--muted)}
.split-section h2,section h2,.related-links h2,.faq-section h2,.mistake-list h2,.practice-box h2{font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;font-size:clamp(1.55rem,2.15vw,2.08rem);line-height:1.16;letter-spacing:-.035em;color:var(--brand-strong);margin:0 0 18px;text-wrap:balance;font-weight:760}
.feature-panel h3{margin-top:0;color:var(--brand-strong);font-size:1.06rem;font-weight:730}
.feature-panel ul{margin:0;padding-left:1.2rem;color:var(--muted)}
.feature-panel li+li{margin-top:8px}
.resource-band,.cta-section{margin:70px 0 0;background:linear-gradient(135deg,#2D3743,#384757 62%,#236B65);color:#fff;border-radius:var(--radius-xl);padding:32px;box-shadow:var(--shadow-lift);position:relative;overflow:hidden}
.resource-band:after,.cta-section:after{content:"";position:absolute;width:220px;height:220px;right:-70px;top:-90px;border-radius:999px;background:rgba(255,255,255,.075)}
.resource-band h2,.cta-section h2{color:#fff;position:relative}
.resource-list{display:flex;gap:12px;flex-wrap:wrap;position:relative}
.resource-list a{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#fff;padding:10px 14px;border-radius:999px;font-weight:680}
.resource-list a:hover{background:rgba(255,255,255,.17);text-decoration:none}
.cta-section p{color:#EEF4F5;position:relative;max-width:680px}
.cta-section .button{position:relative}
.article-layout{max-width:var(--content);margin:0 auto}
.article-header{margin-bottom:28px}
.quick-answer{margin:26px 0 32px;background:linear-gradient(135deg,#fff,var(--brand-wash));border-color:#E5D8D0}
.article-layout section{margin:46px 0}
.article-layout p{color:var(--muted)}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);background:#fff}
table{width:100%;border-collapse:collapse;font-size:.97rem;line-height:1.55}
th,td{text-align:left;vertical-align:top;padding:15px 16px;border-bottom:1px solid var(--border)}
th{background:linear-gradient(180deg,#FCF7F2,#F9EFE7);color:var(--brand-strong);font-size:.78rem;text-transform:uppercase;letter-spacing:.07em;font-weight:760}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:#FFFDFB}
.phrase-cell{display:flex;align-items:center;justify-content:space-between;gap:12px}
.phrase-cell strong{color:var(--brand-strong);font-weight:720}
.usage-note{background:linear-gradient(135deg,#fff,var(--accent-soft));border-color:#D4E8E5}
.usage-note h2,.practice-box h2{font-size:1.55rem}
.audio-help{font-weight:680;color:#185C55}
.mistake-list ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.mistake-list li{background:#fff;border:1px solid var(--border);border-radius:17px;padding:16px 17px;box-shadow:var(--shadow-hairline)}
.mistake-list strong{display:block;color:var(--danger);margin-bottom:5px;font-weight:720}
.mistake-list span{color:var(--muted)}
.practice-box ol{margin-bottom:0;color:var(--muted)}
.practice-box li+li{margin-top:8px}
.faq-section details{background:#fff;border:1px solid var(--border);border-radius:17px;margin:12px 0;padding:16px 17px;box-shadow:var(--shadow-hairline)}
.faq-section summary{cursor:pointer;font-weight:720;color:var(--brand-strong)}
.faq-section p{margin:12px 0 0;color:var(--muted)}
.related-links{border-top:1px solid var(--border);padding-top:30px}
.related-links ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none}
.related-links a{display:block;background:#fff;border:1px solid var(--border);border-radius:15px;padding:14px 15px;color:var(--brand-strong);font-weight:680;box-shadow:var(--shadow-hairline)}
.related-links a:hover{background:var(--brand-soft);border-color:var(--border-strong);text-decoration:none}
.category-hero{padding:24px 0 16px}
.compact-search{margin-top:0}
.legal-page .prose-card p{margin-top:0}
.site-footer{background:#27313B;color:#F4F6F8;border-top:1px solid rgba(255,255,255,.08)}
.footer-inner{max-width:var(--max);margin:0 auto;padding:38px 28px;display:flex;justify-content:space-between;gap:32px;align-items:flex-start}
.footer-brand{color:#fff;font-weight:760;font-size:1.16rem;text-decoration:none}
.site-footer p{max-width:560px;color:#DDE5EA;margin:.5rem 0 0}
.site-footer nav{display:flex;gap:16px;flex-wrap:wrap}
.site-footer nav a{color:#fff;font-weight:680}
@media (max-width: 980px){
  .header-inner{padding:11px 20px}
  .menu-toggle{display:flex}
  .main-nav{position:absolute;left:20px;right:20px;top:66px;display:none;flex-direction:column;align-items:stretch;background:rgba(255,255,255,.98);border:1px solid var(--border);border-radius:20px;padding:9px;box-shadow:var(--shadow-lift)}
  .main-nav.is-open{display:flex}
  .main-nav a{padding:13px 14px;border-radius:13px;font-size:.95rem}
  .hero{grid-template-columns:1fr;gap:24px;padding:40px 0 30px}
  .hero:before{right:4px;top:24px;width:200px;height:200px;opacity:.72}
  .search-panel{grid-template-columns:1fr}
  .content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split-section{grid-template-columns:1fr;margin:60px 0}
  .brand span{display:none}
}
@media (max-width: 680px){
  body{font-size:16px;line-height:1.64;background:linear-gradient(180deg,#fff 0,var(--bg) 30rem,var(--bg-warm) 100%)}
  .site-main{padding:18px 17px 62px}
  .header-inner{padding:10px 16px;gap:12px}
  .brand img{width:136px}
  .menu-toggle{width:44px;height:42px;border-radius:13px}
  .main-nav{left:14px;right:14px;top:60px;border-radius:18px;padding:8px}
  .hero{padding:24px 0 26px;gap:20px}
  .hero:before{display:none}
  .hero-copy h1,.article-header h1,.category-hero h1{font-size:clamp(1.92rem,10.2vw,2.62rem);line-height:1.06;letter-spacing:-.04em;margin-bottom:17px}
  .lead{font-size:1rem;line-height:1.6;margin-bottom:22px}
  .hero-actions{gap:10px}
  .button,.site-search button{width:100%;min-height:48px;padding:11px 17px}
  .hero-note,.quick-answer,.usage-note,.practice-box,.prose-card,.search-panel{padding:19px;border-radius:20px}
  .search-panel{margin:10px 0 46px;gap:17px}
  .site-search{flex-direction:column;gap:10px}
  .site-search input{border-radius:16px;min-height:50px}
  .search-results{position:static;margin-top:0;width:100%;right:auto;border-radius:15px;max-height:280px}
  .content-grid{grid-template-columns:1fr;gap:14px}
  .category-card{min-height:108px;padding:18px;border-radius:17px}
  .split-section{margin:50px 0;gap:18px}
  .article-layout section{margin:36px 0}
  .table-wrap{border:0;box-shadow:none;background:transparent;overflow:visible}
  table,thead,tbody,tr,th,td{display:block;width:100%}
  thead{display:none}
  tbody{display:grid;gap:13px}
  tr{background:#fff;border:1px solid var(--border);border-radius:18px;padding:7px 0;box-shadow:var(--shadow-hairline)}
  tbody tr:hover{background:#fff}
  td{border:0;padding:10px 14px}
  td:before{content:attr(data-label);display:block;font-size:.71rem;text-transform:uppercase;letter-spacing:.07em;font-weight:760;color:var(--muted);margin-bottom:3px}
  .phrase-cell{align-items:flex-start}
  .listen-button{min-height:42px;padding:8px 12px}
  .related-links ul{grid-template-columns:1fr}
  .footer-inner{flex-direction:column;padding:30px 18px}
  .resource-band,.cta-section{padding:23px;margin-top:50px;border-radius:22px}
  .resource-list{gap:10px}
  .resource-list a{width:100%;border-radius:15px;text-align:left}
  .breadcrumbs{margin-bottom:22px;font-size:.85rem}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}