/*
Theme Name: SystemsArchitect 2026
Theme URI: https://systemsarchitect.net/
Author: SystemsArchitect
Description: Custom "drafting table / technical journal" theme for systemsarchitect.net — paper-and-ink editorial design with serif display (Fraunces/Newsreader) and monospace labels (IBM Plex Mono), blueprint #2B4B6F accent. Built from scratch, unique within the portfolio. Preserves all URLs and Yoast SEO.
Version: 1.0.4
Requires at least: 6.0
Tested up to: 6.9
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: systemsarchitect-2026
*/

:root{
  --paper:#F4F1EA;
  --paper-2:#EFEADE;
  --panel:#FBF9F3;
  --ink:#16140F;
  --ink-2:#544F45;
  --ink-3:#6E6757;
  --line:#D9D2C2;
  --line-strong:#C3BAA6;
  --blue:#2B4B6F;
  --blue-2:#3C658F;
  --blue-soft:#E6ECF3;
  --rust:#9C4A2E;
  --grid:rgba(43,75,111,.055);
  --maxw:1180px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"Newsreader",Georgia,serif;font-size:18px;line-height:1.66;
  font-optical-sizing:auto;-webkit-font-smoothing:antialiased;
  background-image:
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:27px 27px;background-position:-1px -1px;
}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
img{max-width:100%;display:block}
hr.rule{border:0;border-top:1px solid var(--line);margin:0}

/* labels */
.label{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--ink-3)}
.tag{display:inline-block;font-family:"IBM Plex Mono",monospace;font-size:11px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--blue);
  border:1px solid var(--line-strong);border-radius:2px;padding:3px 9px;background:var(--panel)}
.fig{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--rust)}

/* ===== Masthead ===== */
.topbar{border-bottom:1px solid var(--ink);background:var(--paper)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:38px}
.topbar .mono{font-size:11px;letter-spacing:.16em;color:var(--ink-2);text-transform:uppercase}
.masthead{border-bottom:2px solid var(--ink);background:var(--paper)}
.masthead .wrap{display:flex;align-items:flex-end;justify-content:space-between;padding-top:20px;padding-bottom:14px;gap:24px;flex-wrap:wrap}
.brand{display:flex;flex-direction:column;gap:4px}
.brand .name{font-family:"IBM Plex Mono",monospace;font-weight:600;font-size:23px;
  letter-spacing:.04em;color:var(--ink);line-height:1}
.brand .name b{color:var(--blue);font-weight:600}
.brand .slogan{font-family:"Newsreader",serif;font-style:italic;font-size:15px;color:var(--ink-2)}
nav.main{display:flex;gap:26px;align-items:center;flex-wrap:wrap}
nav.main a{font-family:"IBM Plex Mono",monospace;font-size:12.5px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ink);padding-bottom:3px;border-bottom:2px solid transparent}
nav.main a:hover{border-bottom-color:var(--blue);text-decoration:none;color:var(--blue)}

/* ===== Hero ===== */
.hero{border-bottom:1px solid var(--ink);position:relative}
.hero .wrap{display:grid;grid-template-columns:1.35fr .9fr;gap:0;min-height:430px}
.hero-l{padding:48px 40px 44px 0;border-right:1px solid var(--line-strong);position:relative}
.hero-r{padding:40px 0 36px 40px;display:flex;flex-direction:column;justify-content:center;position:relative}
.coord{position:absolute;font-family:"IBM Plex Mono",monospace;font-size:10px;color:var(--ink-3);letter-spacing:.1em}
.hero h1{font-family:"Fraunces",serif;font-weight:430;font-size:62px;line-height:1.02;
  letter-spacing:-.015em;margin:18px 0 0;color:var(--ink)}
.hero h1 em{font-style:italic;color:var(--blue)}
.hero .sub{font-size:19px;color:var(--ink-2);max-width:30em;margin:22px 0 26px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.diagram{border:1px solid var(--line-strong);background:var(--panel);padding:18px;border-radius:3px}
.diagram .cap{margin-top:12px}

/* ===== Section heads ===== */
.sec{padding:46px 0;border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  border-bottom:1px solid var(--ink);padding-bottom:10px;margin-bottom:28px}
.sec-head h2{font-family:"Fraunces",serif;font-weight:460;font-size:27px;letter-spacing:-.01em;margin:0}
.sec-head .idx{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.1em;color:var(--ink-3)}

/* dispatch grid */
.dispatches{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line-strong);background:var(--line-strong);
  border-radius:3px;overflow:hidden}
.disp{background:var(--panel);padding:22px 22px 26px;display:flex;flex-direction:column;gap:12px;min-height:240px}
.disp .top{display:flex;justify-content:space-between;align-items:center}
.disp h3{font-family:"Fraunces",serif;font-weight:480;font-size:21px;line-height:1.18;margin:2px 0 0;letter-spacing:-.01em}
.disp h3 a{color:var(--ink)}
.disp h3 a:hover{color:var(--blue)}
.disp .ex{font-size:15.5px;color:var(--ink-2);margin:0}
.disp .meta{margin-top:auto;display:flex;justify-content:space-between;align-items:center;padding-top:12px;border-top:1px solid var(--line)}
.lead-disp{grid-column:span 3;flex-direction:row;gap:26px;min-height:300px}
.lead-disp .body{display:flex;flex-direction:column;gap:12px;flex:1}
.lead-disp h3{font-size:34px;line-height:1.06}
.lead-disp .thumb{width:230px;border:1px solid var(--line-strong);border-radius:2px;align-self:stretch;
  background:var(--blue-soft);display:flex;align-items:center;justify-content:center}

/* index table */
.index-table{width:100%;border-collapse:collapse}
.index-table td,.index-table th{border-bottom:1px solid var(--line);padding:13px 8px;text-align:left;vertical-align:baseline}
.index-table th{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);font-weight:400}
.index-table .n{font-family:"IBM Plex Mono",monospace;color:var(--rust);width:54px}
.index-table .t{font-family:"Fraunces",serif;font-size:19px}
.index-table .t a{color:var(--ink)}
.index-table .c{width:140px}
.index-table .d{width:90px;text-align:right;font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--ink-3)}
.index-table tr:hover td{background:var(--panel)}

/* pillars */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pillar{border:1px solid var(--line-strong);background:var(--panel);border-radius:3px;padding:24px;position:relative}
.pillar .num{font-family:"Fraunces",serif;font-size:46px;color:var(--blue);line-height:1;opacity:.9}
.pillar h3{font-family:"Fraunces",serif;font-weight:480;font-size:22px;margin:10px 0 6px}
.pillar p{font-size:15.5px;color:var(--ink-2);margin:0}
.pillar .st{margin-top:14px}

/* categories grid */
.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line-strong);border-radius:3px;overflow:hidden;background:var(--line-strong)}
.cat{background:var(--panel);padding:20px 22px;display:flex;align-items:center;justify-content:space-between}
.cat .nm{font-family:"Fraunces",serif;font-size:20px}
.cat .nm a{color:var(--ink)}
.cat .ct{font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--blue);border:1px solid var(--line-strong);border-radius:20px;padding:2px 10px}

/* author strip */
.author{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;
  border:1px solid var(--ink);background:var(--panel);border-radius:3px;padding:24px 26px}
.avatar{width:66px;height:66px;border-radius:50%;background:var(--blue);color:var(--panel);
  display:flex;align-items:center;justify-content:center;font-family:"Fraunces",serif;font-size:26px}
.author .nm{font-family:"Fraunces",serif;font-size:22px;margin:0}
.author .ro{margin:2px 0 0}

/* footer */
footer.site{border-top:2px solid var(--ink);background:var(--paper);margin-top:0}
footer.site .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px;padding:40px 28px 26px}
footer.site .name{font-family:"IBM Plex Mono",monospace;font-size:18px;letter-spacing:.05em;color:var(--ink)}
footer.site h4{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);font-weight:400;margin:0 0 12px}
footer.site ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px}
footer.site a{color:var(--ink-2);font-size:15px}
.colophon{border-top:1px solid var(--line);padding:16px 0;text-align:center}

/* preview banner */
.pvbar{background:var(--ink);color:var(--paper);font-family:"IBM Plex Mono",monospace;font-size:12px;
  letter-spacing:.06em;text-align:center;padding:8px 14px}
.pvbar a{color:#E7C9A8}
.pvbar b{color:#fff}

/* ===== Article ===== */
.art{max-width:880px;margin:0 auto;padding:0 28px}
.crumb{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-3);padding:26px 0 0}
.art-head{border-bottom:1px solid var(--ink);padding:18px 0 26px;margin-bottom:8px}
.art-head h1{font-family:"Fraunces",serif;font-weight:440;font-size:48px;line-height:1.07;letter-spacing:-.015em;margin:14px 0 18px}
.byline{display:flex;gap:22px;flex-wrap:wrap;align-items:center;font-family:"IBM Plex Mono",monospace;
  font-size:12px;letter-spacing:.05em;color:var(--ink-2)}
.byline .dot{color:var(--line-strong)}
.art-body{padding:30px 0 10px;font-size:19px;line-height:1.72}
.art-body>p:first-of-type::first-letter{font-family:"Fraunces",serif;float:left;font-size:64px;line-height:.78;
  padding:8px 12px 0 0;color:var(--blue)}
.art-body h2{font-family:"Fraunces",serif;font-weight:480;font-size:29px;letter-spacing:-.01em;margin:42px 0 4px;
  padding-top:18px;border-top:1px solid var(--line);position:relative}
.art-body h2::before{content:"§";color:var(--rust);font-family:"IBM Plex Mono",monospace;font-size:16px;
  position:absolute;top:20px;left:-26px}
.art-body h3{font-family:"Fraunces",serif;font-weight:500;font-size:21px;margin:28px 0 2px}
.art-body p{margin:14px 0}
.art-body ul{margin:14px 0;padding-left:0;list-style:none}
.art-body ul li{position:relative;padding-left:26px;margin:8px 0}
.art-body ul li::before{content:"\2014";color:var(--blue);position:absolute;left:0}
.art-body blockquote{border-left:3px solid var(--blue);margin:24px 0;padding:6px 0 6px 22px;
  font-style:italic;color:var(--ink-2);font-size:21px}
.aside{border:1px solid var(--line-strong);background:var(--panel);border-radius:3px;padding:18px 20px;margin:26px 0}
.aside .label{margin-bottom:6px;color:var(--rust)}
.aside p{margin:0;font-size:16px;color:var(--ink-2)}
table.data{width:100%;border-collapse:collapse;margin:24px 0;font-family:"IBM Plex Mono",monospace;font-size:13.5px}
table.data th,table.data td{border:1px solid var(--line-strong);padding:9px 12px;text-align:left}
table.data th{background:var(--blue-soft);color:var(--ink);letter-spacing:.04em}
.figure{margin:30px 0;border:1px solid var(--line-strong);border-radius:3px;background:var(--panel);padding:18px}
.figure .cap{margin-top:12px;display:flex;gap:10px;align-items:baseline}

@media(max-width:860px){
  .topbar .wrap{height:auto;padding-top:7px;padding-bottom:7px}
  .topbar .mono:last-child{display:none}
  .hero .wrap{grid-template-columns:1fr}
  .hero-l{border-right:0;border-bottom:1px solid var(--line-strong);padding:36px 0 30px}
  .hero-r{padding:30px 0}
  .hero h1{font-size:44px}
  .dispatches,.pillars,.cats{grid-template-columns:1fr}
  .lead-disp{grid-column:auto;flex-direction:column}
  .lead-disp .thumb{width:auto;height:160px}
  .lead-disp h3{font-size:27px}
  footer.site .wrap{grid-template-columns:1fr}
  .author{grid-template-columns:auto 1fr}
  .art-head h1{font-size:34px}
  .art-body{font-size:18px}
  .art-body h2::before{display:none}
}

/* ===== WordPress integration ===== */
nav.main ul.sa-menu{display:flex;gap:26px;list-style:none;margin:0;padding:0;flex-wrap:wrap;align-items:center}
nav.main ul.sa-menu li{margin:0}
nav.main ul.sa-menu a{font-family:"IBM Plex Mono",monospace;font-size:12.5px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ink);padding-bottom:3px;border-bottom:2px solid transparent;display:inline-block}
nav.main ul.sa-menu a:hover{border-bottom-color:var(--blue);text-decoration:none;color:var(--blue)}
nav.main ul.sa-menu li.current-menu-item>a,nav.main ul.sa-menu li.current_page_item>a{border-bottom-color:var(--blue);color:var(--blue)}
a.name{text-decoration:none}
a.name:hover{text-decoration:none}

/* content tables (post body, not just .data) */
.art-body table{width:100%;border-collapse:collapse;margin:24px 0;font-family:"IBM Plex Mono",monospace;font-size:13.5px}
.art-body table th,.art-body table td{border:1px solid var(--line-strong);padding:9px 12px;text-align:left;vertical-align:top}
.art-body table th{background:var(--blue-soft);color:var(--ink);letter-spacing:.03em}
.art-body img{border:1px solid var(--line-strong);border-radius:3px;margin:26px auto;height:auto}
.art-body figure{margin:28px 0}
.art-body figure img{margin:0 auto}
.art-body figcaption,.wp-caption-text{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.04em;
  color:var(--ink-3);text-align:center;margin-top:8px}
.art-body code,code{font-family:"IBM Plex Mono",monospace;font-size:.86em;background:var(--paper-2);
  border:1px solid var(--line);border-radius:2px;padding:1px 5px}
.art-body pre{font-family:"IBM Plex Mono",monospace;font-size:13.5px;background:var(--panel);
  border:1px solid var(--line-strong);border-radius:3px;padding:16px 18px;overflow:auto;line-height:1.5}
.art-body pre code{background:none;border:0;padding:0}
.art-body ol{margin:14px 0;padding-left:24px}
.art-body ol li{margin:8px 0}
.art-body a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--line-strong)}
.art-body a:hover{text-decoration-color:var(--blue)}
.art-body h4{font-family:"Fraunces",serif;font-weight:500;font-size:18px;margin:24px 0 2px}

/* alignments / blocks */
.aligncenter{margin-left:auto;margin-right:auto;display:block}
.alignleft{float:left;margin:6px 24px 16px 0}
.alignright{float:right;margin:6px 0 16px 24px}
.alignwide{width:min(1000px,92vw);margin-left:50%;transform:translateX(-50%)}
.wp-block-image,.wp-caption{margin:26px 0}

/* archive / list pagination */
.pager{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:28px 0 4px;
  border-top:1px solid var(--line);margin-top:8px}
.pager .nav-links{display:flex;gap:14px;width:100%;justify-content:space-between;
  font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.pager a,.pager .page-numbers{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.06em;
  text-transform:uppercase;border:1px solid var(--line-strong);border-radius:2px;padding:6px 12px;color:var(--ink);background:var(--panel)}
.pager a:hover{border-color:var(--blue);color:var(--blue);text-decoration:none}
.pager .page-numbers.current{background:var(--blue);color:var(--panel);border-color:var(--blue)}

/* page intro / archive masthead */
.page-masthead{border-bottom:1px solid var(--ink);padding:42px 0 26px}
.page-masthead h1{font-family:"Fraunces",serif;font-weight:440;font-size:44px;line-height:1.06;letter-spacing:-.015em;margin:12px 0 0}
.page-masthead .desc{font-size:18px;color:var(--ink-2);max-width:42em;margin:14px 0 0}

.screen-reader-text{position:absolute!important;clip:rect(1px,1px,1px,1px);width:1px;height:1px;overflow:hidden}
.skip-link{position:absolute;left:-9999px}
.empty-note{padding:60px 0;font-family:"Newsreader",serif;font-size:20px;color:var(--ink-2)}

/* ===== overflow safety + responsive tables (2026-06-08 QA fix) ===== */
html,body{overflow-x:hidden;max-width:100%}
.art-body table{max-width:100%}
@media(max-width:860px){
  .art-body table{display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
  table.data{display:block;width:100%;overflow-x:auto;white-space:nowrap}
}

/* ===== Contact Form 7 — match the drafting/editorial theme ===== */
.wpcf7-form input[type=text],.wpcf7-form input[type=email],.wpcf7-form input[type=tel],.wpcf7-form input[type=url],.wpcf7-form input[type=number],.wpcf7-form textarea,.wpcf7-form select{
  width:100%;border:1px solid var(--line-strong);border-radius:3px;background:var(--panel);
  font-family:"Newsreader",Georgia,serif;font-size:16px;color:var(--ink);padding:11px 13px;margin-top:6px}
.wpcf7-form input:focus,.wpcf7-form textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.wpcf7-form p{margin:14px 0}
.wpcf7-form label{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);display:block}
.wpcf7-form input[type=submit],.wpcf7-submit{
  background:var(--blue);border:1.5px solid var(--blue);color:#fff;border-radius:3px;width:auto;
  font-family:"IBM Plex Mono",monospace;font-size:13px;letter-spacing:.06em;text-transform:uppercase;
  padding:12px 26px;cursor:pointer;margin-top:14px}
.wpcf7-form input[type=submit]:hover,.wpcf7-submit:hover{background:#1f3a57;border-color:#1f3a57}
.wpcf7-response-output{font-family:"IBM Plex Mono",monospace;font-size:13px;border-radius:3px;margin-top:14px!important}
.wpcf7-not-valid-tip{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--rust)}