/* Reuse TBI's shared palette; every comparison stays in one readable column. */
body.sql-page{margin:0;line-height:1.65}
body.site-page.learning-page.sql-page nav.tbi-language-nav a{color:#dce3d8!important;background:transparent!important;border:0!important;box-shadow:none}
body.site-page.learning-page.sql-page nav.tbi-language-nav a[aria-current="page"]{color:#ffe1a0!important;box-shadow:inset 0 -2px 0 #ffe1a0}
body.site-page.learning-page.sql-page nav.tbi-language-nav a:hover{color:#fff!important;text-decoration:underline}
.sql-shell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding-bottom:64px}
.sql-hero{padding:30px 0 24px;max-width:850px}
.sql-eyebrow{font:700 .72rem ui-monospace,monospace;letter-spacing:.12em;color:var(--tbi-body)}
body.sql-page .sql-hero h1{margin:12px 0 20px;font-size:clamp(2.2rem,5vw,3.5rem);line-height:1.16}
.sql-lead{font-size:1.04rem;max-width:720px}
.sql-toolbar{display:flex;gap:24px;align-items:center;background:var(--tbi-paper);padding:16px 20px;border:1px solid var(--tbi-line);border-radius:10px}
.sql-dialects{display:flex;flex-shrink:0;gap:4px;border:0;margin:0;padding:0}
.sql-dialects legend{font-size:.72rem;font-weight:700;margin-bottom:5px;color:var(--tbi-body)}
.sql-dialects label{position:relative;cursor:pointer;display:block}
.sql-dialects input{position:absolute;opacity:0;width:1px;height:1px}
.sql-dialects span{display:block;padding:8px 12px;border:1px solid var(--tbi-line);border-radius:6px;font:600 .88rem ui-monospace,monospace}
.sql-dialects input:checked+span{background:var(--tbi-dark);color:white;border-color:var(--tbi-dark)}
.sql-dialects input:focus-visible+span{outline:3px solid #9a7a2d;outline-offset:3px}
.sql-search-wrap{flex:1;min-width:0}
.sql-search-wrap label{display:block;font-size:.72rem;font-weight:700;margin-bottom:4px}
.sql-search-row{display:flex;gap:8px}
#sql-search{width:100%;min-width:0;padding:9px 12px;font-size:1rem}
#sql-clear{padding:6px 10px;white-space:nowrap;cursor:pointer}
.sql-status{min-height:1.5em;margin:7px 0 16px;font-size:.79rem;color:var(--tbi-body)}
.sql-index{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-bottom:26px}
.sql-index a{text-decoration:none;display:flex;gap:10px;border-bottom:1px solid var(--tbi-line);padding:11px 3px;font-size:.84rem;line-height:1.4}
.sql-index a:hover{background:var(--tbi-accent-soft)}
.sql-index b{font:600 .75rem ui-monospace,monospace;color:var(--tbi-body)}
.sql-index strong{font-weight:650}
.sql-overview{border:1px solid var(--tbi-line);border-radius:10px;padding:0 24px 12px;background:var(--tbi-paper)}
body.sql-page h2{font-size:1.4rem;margin:24px 0 16px;line-height:1.4}
.sql-section-number{font:500 .8rem ui-monospace,monospace;color:var(--tbi-body);margin-right:10px}
.sql-order-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.sql-order-grid h3{font-size:.86rem;margin:0 0 8px}
.sql-order-grid ol{margin:0;padding:0;list-style:none}
.sql-order-grid li{line-height:1.6;margin:0;min-height:29px}
.sql-order-grid code{background:transparent!important;border:0!important;padding:0!important;font-size:.84rem}
.sql-eval-order li{border-left:2px solid var(--tbi-accent);padding-left:15px}
.sql-eval-order a{text-decoration:none;display:inline-block}
.sql-eval-order a:hover{text-decoration:underline}
.sql-section{margin-top:32px}
.sql-section-header{display:flex;justify-content:space-between;align-items:baseline;gap:16px}
.sql-section-header p{font-size:.8rem}
.sql-group{background:var(--tbi-paper);border:1px solid var(--tbi-line);border-radius:8px;margin:8px 0;overflow:hidden}
.sql-group>summary{list-style:none;display:flex;justify-content:space-between;gap:16px;padding:18px 20px;cursor:pointer}
.sql-group>summary::-webkit-details-marker{display:none}
.sql-group>summary:hover{background:#fafaf7}
.sql-group-heading{display:flex;flex-direction:column;min-width:0}
.sql-group-heading>strong{font-size:1.06rem;line-height:1.4}
.sql-tokens{font:500 .77rem/1.8 ui-monospace,monospace;color:#596b5b;margin-top:6px;overflow-wrap:anywhere}
.sql-comparison{font-size:.85rem;color:var(--tbi-body);margin-top:5px}
.sql-expand{font:400 1.6rem ui-monospace,monospace;flex-shrink:0}
.sql-group[open]>.sql-group-body{border-top:1px solid var(--tbi-line-soft)}
.sql-group[open]>summary .sql-expand{transform:rotate(45deg)}
.sql-group-body{padding:0 20px 18px;min-width:0}
.sql-table-scroll{max-width:100%;overflow-x:auto;margin:16px 0;scrollbar-width:thin}
body.sql-page table{margin:0;font-size:.8rem;line-height:1.5}
body.sql-page caption{text-align:left;font-size:.74rem;font-weight:650;color:var(--tbi-body);padding:0 0 6px}
body.sql-page th,body.sql-page td{padding:9px 10px!important}
.sql-null{font:500 .74rem ui-monospace,monospace;color:#77705c;background:#f6f2e6;padding:1px 4px;border-radius:3px}
.sql-input{background:#f5f6f1;border:1px solid var(--tbi-line-soft);border-radius:6px;padding:10px 14px;font-size:.83rem;margin-top:18px}
.sql-input>strong{font-size:.72rem;text-transform:uppercase;letter-spacing:.04em}
.sql-input summary{padding:5px 0;cursor:pointer;font-family:ui-monospace,monospace}
.sql-input p{margin:4px 0}
.sql-fixture-grid{display:grid;grid-template-columns:1fr;gap:8px}
.sql-examples{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,410px),1fr));gap:16px;margin:18px 0}
.sql-example{min-width:0;border:1px solid var(--tbi-line-soft);border-radius:6px;padding:12px 14px;background:#fcfcfa}
.sql-example h4{font:700 .85rem/1.5 ui-monospace,monospace;margin:0;overflow-wrap:anywhere}
.sql-query summary{cursor:pointer;font-size:.8rem;font-weight:650;padding:8px 0}
.sql-query button{padding:6px 10px;font-size:.72rem;cursor:pointer}
body.sql-page pre{font-size:.75rem;max-height:430px;tab-size:2;margin:10px 0 0;white-space:pre;line-height:1.65}
.sql-note,.sql-dialect-note{font-size:.81rem;line-height:1.65}
.sql-dialect-note{padding:10px 12px;border-left:3px solid var(--tbi-accent);background:var(--tbi-accent-soft)}
.sql-error{font-size:.82rem;padding:12px;border-left:3px solid #b74732;background:#fff0eb}
.sql-permalink{font:500 .73rem ui-monospace,monospace;text-decoration:none}
.sql-footer{border-top:1px solid var(--tbi-line);margin-top:32px;padding-top:20px;font-size:.8rem}
.sql-footer ul{padding-left:20px;columns:2}
.sql-empty{padding:32px;border:1px solid var(--tbi-line);background:white;border-radius:8px}
.sql-group,.sql-section,.sql-overview{scroll-margin-top:76px}
.sql-page :focus-visible{outline:3px solid #9a7a2d;outline-offset:3px}
.sql-skip{position:fixed;left:12px;top:-70px;z-index:10000;background:white;padding:10px}
.sql-skip:focus{top:8px}
[hidden]{display:none!important}
@media(max-width:720px){.sql-shell{width:calc(100% - 24px)}.sql-hero{padding-top:22px}.sql-toolbar{align-items:stretch;flex-direction:column;gap:12px;padding:12px}.sql-index{grid-template-columns:repeat(2,minmax(0,1fr))}.sql-section-header{display:block}.sql-section-header p{margin-top:-10px}.sql-group>summary{padding:15px 12px}.sql-group-body{padding:0 12px 14px}.sql-overview{padding:0 14px 10px}.sql-order-grid{gap:12px}.sql-order-grid code{font-size:.68rem}.sql-footer ul{columns:1}.sql-example{padding:10px}.tbi-sitebar-inner{flex-wrap:wrap;gap:6px;padding-block:8px}.sql-group,.sql-section,.sql-overview{scroll-margin-top:110px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}