/* ============================================================
   TAMS website — shared styles
   Consolidated from the approved static mockups.
   Palette + type: Control Navy / Playhead Amber, Geist + IBM Plex Mono.
   ============================================================ */

:root{
  --navy:#141A28;
  --paper:#F5F4F0;
  --white:#FFFFFF;
  --amber:#E5A144;
  --amber-ink:#9A6B1F;
  --soft:rgba(20,26,40,0.55);
  --faint:rgba(20,26,40,0.4);
  --hair:rgba(20,26,40,0.12);
  --frame:1280px;
}

*{box-sizing:border-box}
body{margin:0;font-family:'Geist',-apple-system,BlinkMacSystemFont,sans-serif;color:var(--navy);background:#DDDCD7;line-height:1.7}
a{color:var(--amber-ink);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.mono{font-family:'IBM Plex Mono',monospace}
.eyebrow{font-family:'IBM Plex Mono',monospace;font-size:11px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase}
.btn{display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:13px;font-weight:500;letter-spacing:0.03em;padding:13px 22px;border-radius:6px}

/* ── framed site container ── */
.site{width:var(--frame);max-width:100%;margin:40px auto;box-shadow:0 2px 14px rgba(20,26,40,0.12);background:var(--white)}
@media (max-width:1360px){.site{margin:0 auto}}

/* ── navy surfaces (header / hero / footer) ── */
.hero-dark{background:var(--navy);color:var(--white)}

/* ── header ── */
.topbar{display:flex;align-items:center;gap:24px 36px;padding:0 48px;min-height:72px;flex-wrap:wrap}
.topbar .brand{display:flex;align-items:center;flex-shrink:0}
.topbar .hd-lockup{display:block;height:26px;width:auto;max-width:none}
.hd-nav{display:flex;gap:28px;font-size:12.5px;margin-left:auto;font-family:'IBM Plex Mono',monospace;flex-wrap:wrap;min-width:0}
.hd-nav a{color:rgba(255,255,255,0.75);white-space:nowrap}
.hd-nav a:hover,.hd-nav a.cur{color:#fff;text-decoration:none}
.hd-github{background:var(--amber);color:var(--navy);padding:9px 16px;flex-shrink:0}
.hd-github:hover{text-decoration:none;filter:brightness(1.05)}

/* ── interior page/post hero ──
   Shared min-height so all interior heroes are the same height; content
   top-aligned so the heading sits in the same place on every page.
   With a hero_image, a left→right gradient scrim keeps the heading legible. */
.page-hero{padding:56px 48px 5px;min-height:270px;color:#fff}
.page-hero.has-image{
  background-color:var(--navy);
  background-image:
    linear-gradient(to right, var(--navy) 0%, var(--navy) 35%, rgba(20,26,40,0.50) 100%),
    var(--hero-img);
  background-repeat:no-repeat,no-repeat;
  background-position:center,center right;
  background-size:cover,cover;
}
.page-hero .kicker{color:var(--amber);margin-bottom:14px}
.page-hero h1{font-size:44px;font-weight:700;letter-spacing:-0.025em;line-height:1.08;margin:0;max-width:1000px}
.page-hero .subtitle{font-size:19px;color:rgba(255,255,255,0.72);margin:14px 0 0;max-width:820px}
.page-hero .meta{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:0.04em;color:rgba(255,255,255,0.6);margin-top:18px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.page-hero .meta .byline{color:rgba(255,255,255,0.85)}
.page-hero .meta .byline strong{color:#fff;font-weight:600}
.page-hero .tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
.page-hero .tag{font-family:'IBM Plex Mono',monospace;background:rgba(229,161,68,0.18);color:var(--amber);border:1px solid rgba(229,161,68,0.4);border-radius:999px;padding:3px 10px;font-size:10.5px;letter-spacing:0.04em}

/* ── generic body wrapper for content pages (full width, left-aligned) ── */
.page-body{padding:56px 48px 72px}
.sec-eyebrow{font-family:'IBM Plex Mono',monospace;font-size:11px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:var(--amber-ink)}
.sec-title{font-size:26px;font-weight:700;letter-spacing:-0.015em;margin:12px 0 24px}
.sec-lead{font-size:15px;color:var(--soft);margin:0 0 28px;max-width:680px}

/* ── long-form content typography (blog posts, guide, prose) ── */
.content{min-width:0}
.content h2{font-size:26px;font-weight:700;letter-spacing:-0.015em;line-height:1.2;margin:2.2em 0 0.6em;padding-bottom:10px;border-bottom:1px solid var(--hair)}
.content h3{font-size:19px;font-weight:700;letter-spacing:-0.01em;margin:1.8em 0 0.5em}
.content p,.content li{color:rgba(20,26,40,0.82);font-size:15.5px}
.content ul,.content ol{padding-left:1.2em}
.content li{margin:0.35em 0}
.content strong{color:var(--navy)}
.content a{color:var(--amber-ink)}
/* external links (set by default.html) open in a new tab + show an arrow icon */
.content a.external::after{content:"";display:inline-block;width:1.1em;height:1.1em;margin-left:0.28em;vertical-align:-0.15em;background-color:currentColor;-webkit-mask:var(--ext-icon) center/contain no-repeat;mask:var(--ext-icon) center/contain no-repeat}
:root{--ext-icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 4h6v6M20 4l-9 9'/%3E%3Cpath d='M18 13v6a1 1 0 0 1-1 1H5a1 1 0 0 1-1-1V7a1 1 0 0 1 1-1h6'/%3E%3C/svg%3E")}
.content hr{border:0;border-top:1px solid var(--hair);margin:2.6em 0}
.content pre{background:var(--navy);color:#E8E9EC;padding:18px 22px;border-radius:8px;font-size:13px;line-height:1.7;overflow-x:auto;font-family:'IBM Plex Mono',monospace}
.content :not(pre)>code{font-family:'IBM Plex Mono',monospace;background:var(--paper);border:1px solid var(--hair);border-radius:4px;padding:2px 6px;font-size:0.9em;color:var(--navy)}
.content blockquote{margin:1.6em 0;padding:4px 22px;border-left:3px solid var(--amber);background:var(--paper);border-radius:0 8px 8px 0;color:var(--soft)}
.content table{border-collapse:collapse;width:100%;font-size:14px;margin:1.5em 0}
.content th{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:0.08em;text-transform:uppercase;text-align:left;color:var(--faint);padding:10px 14px;border-bottom:2px solid var(--navy)}
.content td{padding:10px 14px;border-bottom:1px solid var(--hair);vertical-align:top}
.content .callout{background:var(--paper);border:1px solid var(--hair);border-radius:8px;padding:16px 20px;font-size:14.5px;margin:1.6em 0}

/* ── responsive video (16:9) — used on About, homepage, etc. ── */
.video{position:relative;width:100%;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:12px;background:var(--navy)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ── footer ── */
.site-footer{background:var(--navy);color:#fff;padding:56px 48px 40px}
.site-footer .cols{display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap}
.site-footer .lockup{display:block}
.site-footer .ft-lockup{display:block;height:28px;width:auto;max-width:none}
.site-footer .tagline{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:0.06em;color:rgba(255,255,255,0.4);margin-top:26px}
.site-footer .fcols{display:flex;gap:64px;font-family:'IBM Plex Mono',monospace;font-size:12px;line-height:2.3}
.site-footer .fcol-h{color:rgba(255,255,255,0.4);letter-spacing:0.1em;font-size:10px}
.site-footer a{color:rgba(255,255,255,0.65);display:block}
.site-footer a:hover{color:#fff;text-decoration:none}

/* ── responsive ── */
@media (max-width:900px){
  .topbar{gap:14px 20px;padding:14px 24px}
  .hd-nav{gap:14px 18px;order:3;flex-basis:100%;margin-left:0}
  .page-hero,.page-body,.site-footer{padding-left:24px;padding-right:24px}
  .page-hero h1{font-size:34px}
  .site-footer .cols{flex-direction:column;gap:32px}
}

/* ============================================================
   Homepage — custom sections (no hero image; navy hero + API strip).
   Decision #7: homepage uses its own sections, not the interior page hero.
   ============================================================ */
.home-hero{padding:88px 48px 0}
.home-hero .inner{max-width:820px}
.home-hero .eyebrow{color:var(--amber)}
.home-hero h1{font-size:64px;font-weight:700;letter-spacing:-0.025em;line-height:1.04;margin:22px 0 0}
.home-hero .sub{font-size:19px;line-height:1.6;margin:26px 0 0;max-width:640px;color:rgba(255,255,255,0.65)}
.home-hero .cta{display:flex;gap:14px;margin:36px 0 0;flex-wrap:wrap}
.home-hero .cta .primary{background:var(--amber);color:var(--navy)}
.home-hero .cta .secondary{border:1px solid rgba(255,255,255,0.3);color:#fff}
.home-hero .cta a:hover{text-decoration:none}
.api-strip{display:flex;margin-top:72px;border-top:1px solid rgba(255,255,255,0.12);font-family:'IBM Plex Mono',monospace;font-size:12px;color:rgba(255,255,255,0.5)}
.api-strip div{padding:16px 0 16px 20px;border-right:1px solid rgba(255,255,255,0.12)}
.api-strip div:first-child{padding-left:0;flex:2.4}
.api-strip div:nth-child(2){flex:1.4}
.api-strip div:last-child{flex:1;border-right:0}
.api-strip .play{color:var(--amber)}

.home-section{padding:80px 48px 88px}
.home-section.alt{background:var(--paper)}
.home-section .eyebrow{color:var(--amber-ink)}
.home-section h2{font-size:34px;font-weight:700;letter-spacing:-0.02em;margin:16px 0 0}

.whatis{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:88px 48px}
.whatis p{font-size:15px;line-height:1.7;color:var(--soft);margin:18px 0 0}
.whatis .more{display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:13px;font-weight:500;color:var(--amber-ink);margin-top:22px}

.benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:36px}
.bcard{background:var(--white);border:1px solid var(--hair);border-radius:10px;padding:22px 22px 24px}
.bcard .bnum{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.1em;color:var(--amber-ink)}
.bcard h4{font-size:17px;font-weight:700;letter-spacing:-0.01em;margin:10px 0 8px}
.bcard p{font-size:12.5px;line-height:1.65;color:var(--soft);margin:0}

.latest-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;flex-wrap:wrap}
.latest-head .more{font-family:'IBM Plex Mono',monospace;font-size:13px;font-weight:500;color:var(--amber-ink)}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.pcard{border:1px solid var(--hair);border-radius:10px;overflow:hidden;background:var(--white);display:flex;flex-direction:column}
.pcard a{color:inherit;text-decoration:none;display:flex;flex-direction:column;height:100%}
.pcard .thumb{width:100%;height:auto;display:block;background:var(--paper)}
.pcard .body{padding:20px 22px 24px}
.pcard .date{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:0.06em;color:var(--faint)}
.pcard h4{font-size:17px;font-weight:700;letter-spacing:-0.01em;margin:9px 0 8px}
.pcard p{font-size:12.5px;line-height:1.65;color:var(--soft);margin:0}

@media (max-width:900px){
  .home-hero{padding:56px 24px 0}
  .home-hero h1{font-size:40px}
  .api-strip{flex-wrap:wrap}
  .home-section,.whatis{padding-left:24px;padding-right:24px}
  .whatis{grid-template-columns:1fr;gap:28px;padding-top:56px;padding-bottom:56px}
  .benefits{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:1fr}
}
@media (max-width:560px){.benefits{grid-template-columns:1fr}}

/* ============================================================
   Interior page layout — reading column + prev/next nav
   ============================================================ */
/* Interior content pages (About, Community, Events) centre their BODY content
   within the available width so the empty space is balanced on both sides.
   The HERO heading stays left-aligned at the 48px edge on every page (it must
   never shift position between pages). */
.page-body .prose{max-width:920px;margin:0 auto}
.page-body .prose > *:first-child{margin-top:0}

/* Responsive video sits nicely within the reading column */
.prose .video{margin:0.5em 0}

/* prev / next page navigation */
.pagenav{max-width:920px;margin:44px auto 0;padding-top:24px;border-top:1px solid var(--hair);display:flex;justify-content:space-between;gap:20px}
.pagenav a{display:flex;flex-direction:column;max-width:48%;text-decoration:none}
.pagenav a:hover{text-decoration:none}
.pagenav .next{text-align:right;margin-left:auto;align-items:flex-end}
.pagenav .lbl{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--faint)}
.pagenav .ttl{font-size:14px;font-weight:600;color:var(--navy);margin-top:4px;line-height:1.35}
.pagenav a:hover .ttl{color:var(--amber-ink)}

/* ============================================================
   Events page — featured "upcoming" card + past-events grid
   ============================================================ */
.events{max-width:920px;margin:0 auto;padding:56px 48px 72px}
.events .sec-eyebrow{font-family:'IBM Plex Mono',monospace;font-size:11px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:var(--amber-ink)}
.events .sec-title{font-size:26px;font-weight:700;letter-spacing:-0.015em;margin:12px 0 24px}

.event-card{display:grid;grid-template-columns:150px 1fr;gap:32px;border:1px solid var(--hair);border-radius:12px;padding:32px;background:var(--white)}
.ev-date{background:var(--navy);color:#fff;border-radius:10px;padding:20px 12px;text-align:center;align-self:start}
.ev-date .d{font-size:40px;font-weight:700;line-height:1;letter-spacing:-0.02em}
.ev-date .m{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:0.14em;text-transform:uppercase;color:var(--amber);margin-top:6px}
.ev-date .t{font-family:'IBM Plex Mono',monospace;font-size:11px;color:rgba(255,255,255,0.6);margin-top:12px;padding-top:12px;border-top:1px solid rgba(255,255,255,0.15)}
.ev-cat{display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:0.06em;text-transform:uppercase;background:rgba(229,161,68,0.15);color:var(--amber-ink);border:1px solid rgba(229,161,68,0.4);border-radius:999px;padding:3px 11px}
.ev-title{font-size:24px;font-weight:700;letter-spacing:-0.015em;line-height:1.2;margin:14px 0 0}
.ev-desc{font-size:15px;line-height:1.7;color:var(--soft);margin:14px 0 0}
.ev-cover-h{font-size:13px;font-weight:600;color:var(--navy);margin:20px 0 0}
.ev-cover{margin:10px 0 0;padding-left:1.1em}
.ev-cover li{font-size:14px;color:rgba(20,26,40,0.8);margin:0.3em 0}
.ev-speakers{font-size:13.5px;color:var(--soft);margin:18px 0 0}
.ev-speakers strong{color:var(--navy);font-weight:600}
.ev-actions{margin-top:22px}
.ev-actions .btn{background:var(--amber);color:var(--navy)}
.ev-actions .btn:hover{text-decoration:none;filter:brightness(1.05)}

.past-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.past-card{border:1px solid var(--hair);border-radius:10px;padding:22px;background:var(--white);transition:border-color .15s,box-shadow .15s}
.past-card:hover{border-color:rgba(20,26,40,0.28);box-shadow:0 4px 14px rgba(20,26,40,0.08)}
.past-card .pd{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:0.06em;color:var(--faint);text-transform:uppercase}
.past-card h4{font-size:16px;font-weight:700;letter-spacing:-0.01em;margin:9px 0 6px}
.past-card p{font-size:13px;line-height:1.6;color:var(--soft);margin:0}
.past-card .loc{display:inline-flex;align-items:center;gap:6px;font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--amber-ink);margin-top:14px}

@media (max-width:820px){
  .events{padding-left:24px;padding-right:24px}
  .event-card{grid-template-columns:1fr}
  .past-grid{grid-template-columns:1fr}
  .pagenav{flex-direction:column;gap:24px}
  .pagenav a{max-width:100%}
  .pagenav .next{text-align:left;align-items:flex-start;margin-left:0}
}

/* ============================================================
   Blog post — two-column body (article + sticky sidebar)
   ============================================================ */
.body-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;padding:56px 48px 72px;align-items:start}

/* prev / next between posts (within the article column) */
.postnav{border-top:1px solid var(--hair);margin-top:52px;padding-top:28px;display:flex;justify-content:space-between;gap:20px}
.postnav a{display:flex;flex-direction:column;max-width:48%;text-decoration:none}
.postnav a:hover{text-decoration:none}
.postnav .next{text-align:right;margin-left:auto;align-items:flex-end}
.postnav .lbl{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--faint)}
.postnav .ttl{font-size:14px;font-weight:600;color:var(--navy);margin-top:4px;line-height:1.35}
.postnav a:hover .ttl{color:var(--amber-ink)}

/* right-hand sidebar: recent posts + browse by date */
.sidebar{position:sticky;top:24px;align-self:start}
.side-sec{margin-bottom:34px}
.side-h{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--faint);padding-bottom:11px;margin-bottom:14px;border-bottom:1px solid var(--hair)}
.side-post{display:block;margin-bottom:15px;text-decoration:none}
.side-post:hover{text-decoration:none}
.side-post .d{display:block;font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.06em;color:var(--faint);margin-bottom:3px}
.side-post .t{display:block;font-size:13.5px;font-weight:600;color:var(--navy);line-height:1.35}
.side-post:hover .t{color:var(--amber-ink)}
.side-year{font-weight:700;font-size:13px;margin:18px 0 6px;color:var(--navy)}
.side-year:first-child{margin-top:0}
.side-month{display:flex;justify-content:space-between;align-items:center;padding:5px 0;color:var(--soft);font-size:13px}
.side-month .c{font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--faint);background:var(--paper);border:1px solid var(--hair);border-radius:999px;padding:1px 8px}

@media (max-width:900px){
  .body-grid{grid-template-columns:1fr;padding-left:24px;padding-right:24px}
  .sidebar{display:none}
}

/* ============================================================
   Blog index — card grid + pagination
   ============================================================ */
.blog-index{padding:56px 48px 72px}
.blog-grid{display:grid;gap:22px}
.blog-grid .featured-row{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.blog-grid .standard-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.blog-card{border:1px solid var(--hair);border-radius:10px;overflow:hidden;background:var(--white);display:flex;flex-direction:column;transition:border-color .15s,box-shadow .15s,transform .15s}
.blog-card:hover{border-color:rgba(20,26,40,0.28);box-shadow:0 6px 18px rgba(20,26,40,0.10);transform:translateY(-2px)}
.blog-card a{color:inherit;text-decoration:none;display:flex;flex-direction:column;height:100%}
.blog-card .thumb{width:100%;height:auto;display:block;background:var(--paper)}
.blog-card .body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.blog-card .date{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.06em;text-transform:uppercase;color:var(--faint)}
.blog-card h3{font-size:17px;font-weight:700;letter-spacing:-0.01em;line-height:1.3;margin:9px 0 8px;color:var(--navy)}
.featured-row .blog-card h3{font-size:20px}
.blog-card p{font-size:12.5px;line-height:1.6;color:var(--soft);margin:0;flex:1}
.blog-card .tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:6px}
.blog-card .tag{font-family:'IBM Plex Mono',monospace;font-size:9.5px;letter-spacing:0.04em;color:var(--amber-ink);background:rgba(229,161,68,0.12);border:1px solid rgba(229,161,68,0.3);border-radius:999px;padding:2px 8px}

.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:44px;font-family:'IBM Plex Mono',monospace;font-size:13px}
.pagination a,.pagination span{padding:8px 13px;border:1px solid var(--hair);border-radius:6px;color:var(--navy)}
.pagination a:hover{border-color:var(--amber);color:var(--amber-ink);text-decoration:none}
.pagination .current{background:var(--navy);color:#fff;border-color:var(--navy)}
.pagination .disabled{color:var(--faint);border-color:var(--hair);opacity:0.5}

@media (max-width:900px){
  .blog-index{padding-left:24px;padding-right:24px}
  .blog-grid .featured-row,.blog-grid .standard-row{grid-template-columns:1fr}
}

/* ============================================================
   Resources page — text-only card grid (centred), graduated hero
   ============================================================ */
.resources{padding:56px 48px 72px}
.resources .sec-eyebrow{font-family:'IBM Plex Mono',monospace;font-size:11px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:var(--amber-ink)}
.resources .sec-title{font-size:26px;font-weight:700;letter-spacing:-0.015em;margin:12px 0 4px}
.resources .sec-lead{font-size:15px;color:var(--soft);margin:0 0 28px;max-width:none}
.res-grid + .sec-eyebrow{margin-top:56px;padding-top:52px;border-top:1px solid var(--hair)}
.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.res-card{display:flex;flex-direction:column;border:1px solid var(--hair);border-radius:12px;padding:26px;background:var(--white);transition:border-color .15s,box-shadow .15s,transform .15s}
.res-card:hover{border-color:rgba(20,26,40,0.28);box-shadow:0 6px 18px rgba(20,26,40,0.09);transform:translateY(-2px)}
.res-kind{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--faint)}
.res-card h4{font-size:17px;font-weight:700;letter-spacing:-0.01em;line-height:1.25;margin:4px 0 8px;color:var(--navy)}
.res-card p{font-size:13px;line-height:1.65;color:var(--soft);margin:0;flex:1}
.res-link{margin-top:18px;font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:500;letter-spacing:0.02em;color:var(--amber-ink)}
.res-card:hover .res-link{text-decoration:underline}
@media (max-width:820px){
  .resources{padding-left:24px;padding-right:24px}
  .res-grid{grid-template-columns:1fr}
}

/* ============================================================
   Guide — section tab nav + data-model infographic
   ============================================================ */
.guide-nav{max-width:920px;margin:0 auto 24px;border-bottom:2px solid var(--hair);overflow-x:auto;overflow-y:hidden}
.guide-nav-items{display:flex;gap:0;white-space:nowrap}
.guide-nav-item{padding:10px 20px;font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:0.04em;font-weight:600;color:var(--soft);text-decoration:none;border-bottom:3px solid transparent;margin-bottom:-2px;transition:color .15s,border-color .15s}
.guide-nav-item:hover{color:var(--amber-ink);border-bottom-color:var(--hair);text-decoration:none}
.guide-nav-item.is-active{color:var(--navy);border-bottom-color:var(--amber)}

/* Guide pages + Resources use the full page width (not the centred 920 column) */
.guide-body .prose{max-width:none;margin:0}
.guide-body .guide-nav{max-width:none;margin-left:0;margin-right:0}

.infographic{max-width:none;margin:8px 0 0}
.ig-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ig-card{display:flex;align-items:center;gap:14px;text-align:left;width:100%;background:var(--white);border:1px solid var(--hair);border-radius:10px;padding:16px 18px;cursor:pointer;font:inherit;color:inherit;transition:border-color .15s,box-shadow .15s,transform .15s}
.ig-card:hover{border-color:rgba(20,26,40,0.28);box-shadow:0 6px 16px rgba(20,26,40,0.09);transform:translateY(-2px)}
.ig-card.is-active{border-color:var(--amber);background:var(--paper)}
.ig-icon{flex-shrink:0;width:40px;height:40px;border-radius:9px;background:var(--paper);border:1px solid var(--hair);display:flex;align-items:center;justify-content:center;color:var(--navy);font-size:17px}
.ig-card.is-active .ig-icon{color:var(--amber-ink);border-color:rgba(229,161,68,0.5)}
.ig-body{display:flex;flex-direction:column;min-width:0}
.ig-title{font-size:15px;font-weight:700;letter-spacing:-0.01em;color:var(--navy)}
.ig-summary{font-size:12.5px;line-height:1.5;color:var(--soft);margin-top:3px}
.ig-detail{margin-top:18px;animation:igFade .25s ease}
.ig-detail-box{border:1px solid var(--hair);border-left:4px solid var(--amber);border-radius:8px;background:var(--white);padding:22px 26px}
.ig-detail-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:8px}
.ig-detail-head h2{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:700;letter-spacing:-0.015em;margin:0;padding:0;border:0}
.ig-icon-sm{color:var(--amber-ink)}
.ig-close{border:0;background:transparent;color:var(--faint);font-size:26px;line-height:1;cursor:pointer;padding:0 4px}
.ig-close:hover{color:var(--navy)}
@keyframes igFade{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
@media (max-width:820px){
  .guide-nav{margin-left:0;margin-right:0}
  .ig-grid{grid-template-columns:1fr}
}

/* ============================================================
   Solutions (Partners directory) — filterable card grid
   ============================================================ */
.solutions{padding:56px 48px 72px}
.sol-intro{max-width:none;margin-left:0}
.sol-intro > *:first-child{margin-top:0}

.sol-filters{border:1px solid var(--hair);border-radius:10px;background:var(--white);margin:8px 0 28px;overflow:hidden}
.sol-filters summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;cursor:pointer;list-style:none;font-size:14px}
.sol-filters summary::-webkit-details-marker{display:none}
.sol-chevron{transition:transform .2s ease;color:var(--faint)}
.sol-filters[open] .sol-chevron{transform:rotate(180deg)}
.sol-filter-body{padding:4px 18px 18px;display:flex;flex-direction:column;gap:16px}
.sol-filter-h{display:block;font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--faint);margin-bottom:8px}
.sol-btns{display:flex;flex-wrap:wrap;gap:8px}
.sol-btn{font-family:'IBM Plex Mono',monospace;font-size:12px;padding:5px 12px;border:1px solid var(--hair);border-radius:999px;background:var(--white);color:var(--soft);cursor:pointer;transition:all .15s}
.sol-btn:hover{border-color:var(--amber);color:var(--amber-ink)}
.sol-btn.is-active{background:var(--navy);color:#fff;border-color:var(--navy)}

.sol-no-results{text-align:center;color:var(--soft);padding:2rem}

.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sol-card{display:flex;flex-direction:column;border:1px solid var(--hair);border-radius:12px;overflow:hidden;background:var(--white)}
.sol-card-image{aspect-ratio:3/2;background:var(--paper)}
.sol-card-image img{width:100%;height:100%;object-fit:cover;display:block}
.sol-card-body{padding:18px 20px;display:flex;flex-direction:column;flex:1}
.sol-card-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.sol-logo{max-height:38px;max-width:76px;width:auto;height:auto;object-fit:contain;flex-shrink:0}
.sol-product{font-size:15px;font-weight:700;letter-spacing:-0.01em;margin:0 0 1px;line-height:1.3;color:var(--navy)}
.sol-company{font-size:13px;color:var(--soft);margin:0;line-height:1.3}
.sol-desc{font-size:13px;line-height:1.6;color:var(--soft);margin:0}
.sol-desc.is-clamped{display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical;overflow:hidden}
.sol-desc-toggle{align-self:flex-start;margin-top:6px;border:0;background:transparent;padding:0;font-size:12px;font-weight:600;color:var(--amber-ink);cursor:pointer}
.sol-desc-toggle:hover{text-decoration:underline}
.sol-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.sol-tag{font-family:'IBM Plex Mono',monospace;font-size:9.5px;letter-spacing:0.04em;border-radius:999px;padding:2px 8px}
.sol-tag.type{color:var(--amber-ink);background:rgba(229,161,68,0.12);border:1px solid rgba(229,161,68,0.35)}
.sol-tag.func{color:var(--soft);background:var(--paper);border:1px solid var(--hair)}
.sol-card-link{border-top:1px solid var(--hair);padding:13px 20px;font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:500;color:var(--amber-ink);text-align:center}
.sol-card-link:hover{background:var(--paper);text-decoration:none}

@media (max-width:820px){
  .solutions{padding-left:24px;padding-right:24px}
  .sol-grid{grid-template-columns:1fr}
}

/* ============================================================
   Radial infographic (use-cases) — central hub + spoke cards
   Reuses .ig-detail / .ig-detail-box / .ig-close / .ig-icon-sm from the guide.
   ============================================================ */
.radial{max-width:960px;margin:8px auto 0;display:flex;flex-direction:column;align-items:center}
.radial-hub{width:150px;height:150px;border-radius:50%;background:var(--navy);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;box-shadow:0 6px 22px rgba(20,26,40,0.28);margin-bottom:28px}
.radial-hub-icon{font-size:30px;color:var(--amber)}
.radial-hub-title{font-size:14px;font-weight:700;letter-spacing:-0.01em}
.radial-spokes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;width:100%}
.radial-card{display:flex;align-items:center;gap:14px;text-align:left;width:100%;background:var(--white);border:1px solid var(--hair);border-radius:10px;padding:16px 18px;cursor:pointer;font:inherit;color:inherit;transition:border-color .15s,box-shadow .15s,transform .15s}
.radial-card:hover{border-color:rgba(20,26,40,0.28);box-shadow:0 6px 16px rgba(20,26,40,0.09);transform:translateY(-2px)}
.radial-card.is-active{border-color:var(--amber);background:var(--paper)}
.radial-icon{flex-shrink:0;width:40px;height:40px;border-radius:9px;background:var(--paper);border:1px solid var(--hair);display:flex;align-items:center;justify-content:center;color:var(--navy);font-size:17px}
.radial-card.is-active .radial-icon{color:var(--amber-ink);border-color:rgba(229,161,68,0.5)}
.radial-body{display:flex;flex-direction:column;min-width:0}
.radial-title{font-size:15px;font-weight:700;letter-spacing:-0.01em;color:var(--navy)}
.radial-summary{font-size:12.5px;line-height:1.5;color:var(--soft);margin-top:3px}
.radial .ig-detail{width:100%}
@media (max-width:768px){.radial-spokes{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.radial-spokes{grid-template-columns:1fr}}

/* ============================================================
   Brand guidelines page
   ============================================================ */
.brand-palette{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:22px 0 8px}
.brand-swatch{border:1px solid var(--hair);border-radius:10px;overflow:hidden;background:var(--white)}
.brand-swatch .chip{height:104px;border-bottom:1px solid var(--hair)}
.brand-swatch .lbl{padding:12px 14px}
.brand-swatch .lbl b{display:block;font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--navy);font-weight:600}
.brand-swatch .lbl code{display:block;font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--faint);margin-top:3px}
.brand-swatch .lbl .role{display:block;font-size:11.5px;line-height:1.45;color:var(--soft);margin-top:8px}
@media (max-width:640px){.brand-palette{grid-template-columns:repeat(2,1fr)}}

/* typography specimens */
.type-showcase{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:22px 0 8px}
.type-card{border:1px solid var(--hair);border-radius:10px;padding:24px 26px;background:var(--white)}
.type-card .tk{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--faint)}
.type-card .big{margin-top:10px;letter-spacing:-0.015em;line-height:1;color:var(--navy)}
.type-card .specimen{margin-top:14px;color:var(--soft);line-height:1.6}
.type-card .role{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--faint);margin-top:16px}
.type-card.mono .big,.type-card.mono .specimen{font-family:'IBM Plex Mono',monospace}
@media (max-width:640px){.type-showcase{grid-template-columns:1fr}}

/* lockup variants — dark/light × horizontal/stacked */
.brand-lockups{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:22px 0 8px}
.brand-lockups figure{margin:0}
.brand-lockup{border:1px solid var(--hair);border-radius:10px;min-height:140px;display:flex;align-items:center;justify-content:center;padding:34px}
.brand-lockup.dark{background:var(--navy);border-color:var(--navy)}
.brand-lockup.light{background:var(--paper)}
.brand-lockup img{display:block;width:auto;max-width:100%;max-height:60px}
.brand-lockup.stacked-fig img{max-height:96px}
.brand-lockups.marks .brand-lockup img{max-height:72px}
.brand-lockups figcaption{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:0.04em;color:var(--faint);margin-top:9px;text-align:center}
@media (max-width:640px){.brand-lockups{grid-template-columns:1fr}}