/* ============================================================
   spacearchive.ai — shared site stylesheet
   Matches the homepage (index.html) navy / serif design system.
   Covers all template pages: catalog, mission, record, about,
   methodology, contribute, policies, and stories/*.
   ============================================================ */

:root{
  --navy:#07192b; --navy-2:#061728; --ink:#172430; --muted:#65717c;
  --line:#d9e0e6; --paper:#f5f7f9; --blue:#1685d8; --blue-dk:#0f6fb8;
  --serif:Georgia,"Times New Roman",serif;
  --sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,Helvetica,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);line-height:1.55;background:#fff;overflow-x:hidden}
a{color:inherit}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0 0 .4em}
.container{width:min(1180px,calc(100% - 40px));margin:auto}

/* ---------- Header / nav ---------- */
.site-header{background:var(--navy);color:#fff;position:sticky;top:0;z-index:20}
.nav{min-height:68px;display:flex;align-items:center;gap:30px;flex-wrap:wrap}
.brand{text-decoration:none;display:flex;flex-direction:column;line-height:1.1;color:#fff}
.brand strong{font-size:18px;letter-spacing:-.01em}
.brand small{display:block;font-size:8px;letter-spacing:.14em;text-transform:uppercase;color:#a9bfd0;margin-top:5px}
.brand span{font-size:14px;font-weight:800;letter-spacing:.06em;line-height:1.05}
.brand-mark{width:30px;height:30px;border-radius:6px;flex:0 0 auto;
  background:radial-gradient(circle at 32% 30%,#7bc9f7,#1685d8 55%,#0b3f6b);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25)}
.nav-links{display:flex;gap:23px;margin-left:auto;align-items:center;flex-wrap:wrap}
.nav-links a{text-decoration:none;font-size:12px;color:#d7e2ec;font-weight:600}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff;border-bottom:2px solid var(--blue);padding-bottom:3px}
.nav-cta{border:1px solid #6f8ba0;padding:8px 12px;border-radius:3px;color:#fff !important}
.nav-cta:hover{background:rgba(255,255,255,.08)}

/* ---------- Buttons ---------- */
.btn{display:inline-block;padding:10px 15px;border-radius:3px;text-decoration:none;font-size:12px;font-weight:800;cursor:pointer;border:0}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dk)}
.btn-secondary{border:1px solid #93aabd;color:#fff;background:transparent}
.btn-secondary:hover{background:rgba(255,255,255,.08)}
.text-link{font-size:11px;color:var(--blue-dk);font-weight:800;text-decoration:none}
.text-link:hover{text-decoration:underline}

/* ---------- Sections ---------- */
.section{padding:56px 0}
.section-alt{background:var(--paper)}
.section-dark{background:var(--navy);color:#fff}
.section h2,.section h1{font-family:var(--serif);font-weight:500}
.section h2{font-size:32px;margin:0 0 5px}
.section-lead{color:var(--muted);margin:0 0 27px;font-size:14px}
.section-dark .section-lead{color:#b7c7d5}
.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.16em;color:#0f6fb8;font-weight:800;margin-bottom:13px}
.section-dark .eyebrow,.hero .eyebrow,.mission-hero .eyebrow,.story-hero .eyebrow{color:#77c7ff}

/* ---------- Home hero ---------- */
.hero{position:relative;color:#fff;min-height:510px;display:flex;align-items:center;
  background:linear-gradient(115deg,rgba(7,25,43,.99),rgba(7,25,43,.92) 55%,rgba(7,25,43,.35))}
.hero-copy{max-width:735px;padding:67px 0}
.hero h1{font-family:var(--serif);font-weight:500;font-size:55px;line-height:1.03;margin:0 0 22px}
.hero p{font-size:16px;color:#e0e8ee;margin:0 0 14px}
.hero p.secondary{font-size:14px;color:#c2d1dc}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
.hero-credit,.image-credit,.hero-credit{position:absolute;font-size:9px;border-radius:2px}
.hero-credit{right:18px;bottom:12px;color:#fff;background:none;padding:0;text-shadow:0 1px 3px rgba(0,0,0,.75)}

/* ---------- Sub-page hero band ---------- */
.page-hero{background:var(--navy);color:#fff;padding:52px 0}
.page-hero h1{font-family:var(--serif);font-weight:500;font-size:40px;margin:0 0 10px}
.page-hero p{font-size:15px;color:#cdd9e3;max-width:760px;margin:0}

/* ---------- Mission hero (JS-injected) ---------- */
.mission-hero{background:var(--navy);color:#fff;padding:46px 0 40px}
.crumbs{font-size:11px;color:#9fb4c4;margin-bottom:14px}
.crumbs a{color:#9fb4c4;text-decoration:none}
.mission-hero h1{font-family:var(--serif);font-weight:500;font-size:44px;line-height:1.05;margin:6px 0 14px}
.mission-hero p{font-size:15px;color:#d0dbe4;max-width:820px;margin:0 0 22px}
.fact-strip{display:flex;gap:34px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.14);padding-top:16px}
.fact-strip div{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#a9bfd0}
.fact-strip b{display:block;font-family:var(--serif);font-size:26px;color:#fff;margin-top:4px;text-transform:none;letter-spacing:0}

/* ---------- Stats bar (home) ---------- */
.stats{background:var(--navy);color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:23px 24px;border-right:1px solid rgba(255,255,255,.13)}
.stat strong{font-size:28px;display:block;font-family:var(--serif);font-weight:500}
.stat span{font-size:10px;color:#b8c9d7;text-transform:uppercase;letter-spacing:.05em}

/* ---------- Story cards (home) ---------- */
.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.story-card{border:1px solid var(--line);border-radius:4px;background:#fff;overflow:hidden;display:flex;flex-direction:column}
.story-image{height:205px;background-size:cover;background-position:center;position:relative}
.image-credit{position:absolute;right:8px;bottom:7px;background:rgba(0,0,0,.58);color:#fff;font-size:9px;padding:3px 6px;border-radius:2px}
.story-body{padding:18px}
.date-label{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#1478bd;font-weight:800}
.story-body h3{font-family:var(--serif);font-size:22px;line-height:1.15;margin:7px 0 8px;font-weight:500}
.story-body p{font-size:13px;color:#4f5d68}
.nara{background:radial-gradient(circle at 50% 45%,#60717e 0 8%,#1d2933 9% 23%,#6b7882 24% 28%,#202a31 29% 44%,#11191f 45%);position:relative}
.nara:after{content:"NARA AUDIO 0000";position:absolute;bottom:18px;left:50%;transform:translateX(-50%);background:#d7d9db;padding:4px 8px;font:12px monospace;color:#1b2025}

/* ---------- Coverage cards (home) + coverage rows (mission) ---------- */
.coverage-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.coverage-card{border:1px solid var(--line);border-radius:4px;background:#fff;padding:15px}
.coverage-top{display:flex;justify-content:space-between;align-items:baseline}
.coverage-top strong{font:500 25px var(--serif)}
.coverage-card small{font-size:10px;color:var(--muted)}
.bar{height:7px;background:#e4edf4;border-radius:6px;overflow:hidden;margin:10px 0 12px}
.bar span{display:block;height:100%;background:linear-gradient(90deg,#a9d8f8,#1685d8)}
.file-counts{display:flex;gap:14px;border-top:1px solid var(--line);padding-top:10px}
.file-counts span{font-size:10px;color:#4a5863}
.file-counts b{display:block;font-size:14px;color:var(--ink)}
.draft-note{font-size:10px;color:#7c8790;margin-top:13px;font-style:italic}
.coverage-row{display:grid;grid-template-columns:150px 1fr 44px;align-items:center;gap:12px;margin:8px 0}
.coverage-row span{font-size:12px;color:var(--muted)}
.coverage-row .bar{margin:0}
.coverage-row b{font-size:12px;text-align:right}

/* ---------- Inside the archive / workflow (home) ---------- */
.inside-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:35px}
.inside-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.inside-card{border:1px solid rgba(255,255,255,.18);padding:18px 12px;text-align:center;border-radius:4px;background:rgba(255,255,255,.025)}
.inside-card b{display:block;margin-top:8px;font-size:12px}
.inside-card span{font-size:10px;color:#aebfcd}
.inside-icon{font-size:25px}
.workflow-panel{border:1px solid rgba(255,255,255,.17);border-radius:4px;padding:20px}
.workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.workflow-step{text-align:center}
.workflow-icon{width:38px;height:38px;border:1px solid #60809a;border-radius:50%;display:grid;place-items:center;margin:0 auto 7px;color:#7bc9f7}
.workflow-step b{display:block;font-size:10px}
.workflow-step span{display:block;font-size:9px;color:#aebfcd}

/* ---------- Complete-record band (home) ---------- */
.complete-record{color:#fff;padding:46px 0;background:var(--navy)}
.complete-record .copy{max-width:680px}
.complete-record h2{font:500 34px var(--serif);margin:0 0 9px}
.complete-record p{font-size:14px;color:#d0dbe4}

/* ---------- Panels / two-column layouts ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.panel{border:1px solid var(--line);border-radius:6px;background:#fff;padding:20px}
.section-dark .panel{border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.03)}
.panel h3,.panel h4{margin-top:0}
.panel ul{margin:6px 0 14px;padding-left:18px;font-size:13px;color:#4f5d68}
.panel li{margin-bottom:6px}
.glance-item{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--line);padding:9px 0;font-size:13px}
.glance-item span{color:var(--muted)}
.glance-item b{font-family:var(--serif);font-size:18px}
.notice{font-size:12px;color:#5b6771;background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:10px 12px;margin-top:12px}
.placeholder-badge{display:inline-block;background:#fde8c4;color:#8a5a12;font-size:9px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;padding:2px 6px;border-radius:3px;margin-right:6px}

/* ---------- Timeline (mission) ---------- */
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.timeline-item{border-left:3px solid var(--blue);background:#fff;border-radius:0 5px 5px 0;padding:14px 16px;box-shadow:0 1px 0 var(--line)}
.timeline-item b{font-size:13px}
.timeline-item p{font-size:12px;color:#5b6771;margin:6px 0 0}

/* ---------- Mini records / significant records ---------- */
.records-grid{display:grid;gap:12px}
.mini-record{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:5px;background:#fff;padding:10px;text-decoration:none;color:inherit}
.mini-record:hover{border-color:#b9c6d1}
.mini-thumb{width:76px;height:56px;flex:0 0 auto;border-radius:4px;background:#e7edf2 center/cover no-repeat}
.mini-record b{display:block;font-size:13px}
.mini-record small{display:block;font-size:11px;color:var(--muted)}

/* ---------- Record detail page ---------- */
.record-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:30px}
.record-detail h3{font-size:15px;margin:22px 0 6px;color:var(--navy)}
.record-detail dl{display:grid;grid-template-columns:150px 1fr;gap:6px 14px;margin:6px 0 4px;font-size:13px}
.record-detail dt{color:var(--muted)}
.record-detail dd{margin:0;color:var(--ink)}
.meta{font-size:12px;color:var(--muted)}
.media-box{width:100%;aspect-ratio:4/3;border-radius:6px;background:#e7edf2 center/cover no-repeat;border:1px solid var(--line)}
.status-list{list-style:none;margin:6px 0 12px;padding:0;font-size:13px}
.status-list li{padding:5px 0 5px 22px;position:relative;color:#33414c}
.status-list li:before{content:"✓";position:absolute;left:0;color:#1f9d55;font-weight:800}

/* ---------- Catalog ---------- */
.search-shell{background:var(--paper);border-bottom:1px solid var(--line);padding:22px 0}
.search-row{display:flex;gap:10px}
.search-row input{flex:1;padding:12px 14px;border:1px solid var(--line);border-radius:4px;font-size:16px;font-family:inherit;outline:none}
.search-row input:focus{border-color:var(--blue)}
.browse-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.browse-tab{font-size:11px;font-weight:700;color:#41525e;background:#fff;border:1px solid var(--line);border-radius:20px;padding:6px 12px}
.catalog-layout{display:grid;grid-template-columns:230px 1fr;gap:26px}
.filter h4{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:16px 0 8px}
.filter h4:first-child{margin-top:0}
.filter label{display:block;font-size:13px;color:#33414c;padding:3px 0;cursor:pointer}
.result{display:grid;grid-template-columns:120px 1fr;gap:16px;border:1px solid var(--line);border-radius:6px;background:#fff;padding:14px;margin-bottom:12px}
.result-thumb{width:120px;height:84px;border-radius:4px;background:#e7edf2 center/cover no-repeat}
.result h3{font-size:16px;margin:0 0 4px}
.result h3 a{text-decoration:none;color:var(--navy)}
.result h3 a:hover{color:var(--blue)}
.tag{display:inline-block;font-size:10px;color:#3a4a55;background:#eef3f7;border:1px solid #dbe4ea;border-radius:12px;padding:2px 8px;margin:4px 5px 0 0}
.research-note{font-size:11px;color:#8a6d1f;background:#fdf4e0;border:1px solid #f0e2bf;border-radius:4px;padding:4px 8px;margin-top:8px;display:inline-block}

/* ---------- About / methodology / contribute / policies ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px}
.about-grid h3{font-size:15px;margin-top:18px}
.about-grid ul{padding-left:18px;font-size:14px;color:#43515c}
.principles{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.principle{border:1px solid var(--line);border-radius:6px;background:#fff;padding:16px;font-size:13px;color:#4f5d68}
.principle b{color:var(--navy)}
.process{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between}
.process-step{flex:1 1 120px;text-align:center;font-size:12px;font-weight:700;color:#33414c}
.process-icon{width:42px;height:42px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;margin:0 auto 8px;font-weight:800}
.method-list{display:grid;gap:14px}
.method-item{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:6px;padding:16px}
.method-item .num{font-family:var(--serif);font-size:26px;color:var(--blue)}
.method-item b{font-size:15px}
.method-item p{font-size:13px;color:#4f5d68;margin:5px 0 0}
.contribute-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px}
.want-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.want{border:1px solid var(--line);border-radius:5px;background:#fff;padding:12px;font-size:12px;font-weight:600;text-align:center;color:#3a4a55}
.gap{border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:0 6px 6px 0;background:#fff;padding:12px 14px;margin-bottom:12px}
.gap b{font-size:14px}
.gap p{font-size:12px;color:#5b6771;margin:5px 0 0}
.policies-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.policy{border:1px solid rgba(255,255,255,.16);border-radius:6px;background:rgba(255,255,255,.03);padding:16px}
.policy h3{font-size:14px;margin:0 0 6px}
.policy p{font-size:12px;color:#c2d1dc;margin:0}

/* ---------- Selected Work (compact) ---------- */
.work-list{max-width:720px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.work-item{display:flex;gap:16px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:12px 16px;background:#fff}
.work-thumb{flex:0 0 auto;width:96px;height:64px;border-radius:5px;background:#0d2136;display:flex;align-items:center;justify-content:center;overflow:hidden}
.work-thumb img{width:100%;height:100%;object-fit:cover}
.work-thumb svg{width:24px;height:24px;color:#5b93c7}
.work-text h4{font-family:var(--serif);font-weight:500;font-size:17px;margin:0 0 3px;line-height:1.2}
.work-text h4 span{font-family:var(--sans);font-size:11px;font-weight:600;color:var(--muted)}
.work-text p{font-size:12.5px;color:#4f5d68;margin:0;line-height:1.5}

/* ---------- Story article pages ---------- */
.story-hero{position:relative;background:var(--navy);color:#fff;padding:52px 0}
.story-hero h1{font-family:var(--serif);font-weight:500;font-size:38px;line-height:1.08;margin:6px 0 12px;max-width:780px}
.story-layout{display:grid;grid-template-columns:1fr 1fr;gap:34px}
.story-layout h2{font-family:var(--serif);font-weight:500;font-size:24px;margin:0 0 8px}
.story-layout p{font-size:14px;color:#43515c}
.before-after{display:grid;grid-template-columns:1fr 60px 1fr;align-items:center;gap:12px;margin-bottom:18px}
.before,.after{border:1px solid var(--line);border-radius:6px;background:#fff;padding:16px}
.before{opacity:.85}
.after{border-color:var(--blue);box-shadow:0 6px 18px rgba(22,133,216,.12)}
.before h3,.after h3{font-family:var(--serif);font-weight:500;font-size:18px;margin:6px 0}
.before p,.after p{font-size:12px;color:#5b6771}
.arrow{text-align:center;font-size:28px;color:var(--blue);font-weight:800}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-2);color:#fff;padding:34px 0}
.footer-row{display:flex;justify-content:space-between;gap:25px;flex-wrap:wrap}
.footer-copy{font-size:10px;color:#aabcc9;max-width:540px;margin-top:8px}
.footer-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-links a{text-decoration:none;font-size:10px;color:#c6d2dc}
.footer-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:24px;align-items:start}
.footer-grid h4{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#8ea6b7;margin:0 0 8px}
.footer-grid a{display:block;text-decoration:none;font-size:12px;color:#c6d2dc;margin-bottom:6px}
.footer-grid a:hover{color:#fff}
.footer-grid p{margin-top:8px}
.fine{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);margin-top:22px;padding-top:14px;font-size:10px;color:#8ea6b7}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .record-layout,.two-col,.about-grid,.contribute-grid,.story-layout,.inside-wrap{grid-template-columns:1fr}
  .catalog-layout{grid-template-columns:1fr}
  .principles{grid-template-columns:repeat(3,1fr)}
  .policies-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:1fr}
}
@media(max-width:900px){
  .nav{gap:14px}
  .nav-links{margin-left:0;width:100%;gap:16px 18px;padding-bottom:12px}
  .story-grid{grid-template-columns:1fr}
  .coverage-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .want-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:620px){
  .hero h1{font-size:38px}
  .page-hero h1,.mission-hero h1,.story-hero h1{font-size:30px}
  .stats-grid,.coverage-grid,.inside-grid,.workflow,.principles,.policies-grid,.want-grid{grid-template-columns:1fr}
  .result{grid-template-columns:1fr}
  .result-thumb{width:100%;height:150px}
  .before-after{grid-template-columns:1fr;gap:8px}
  .arrow{transform:rotate(90deg)}
  .fact-strip{gap:20px}
  .footer-row,.fine{display:block}
  .footer-grid{grid-template-columns:1fr}
  .method-item{grid-template-columns:32px 1fr}
}

/* ---------- Rich content pages (About etc.) ---------- */
.split-hero{position:relative;color:#fff;min-height:430px;display:flex;align-items:center;background:var(--navy)}
.split-hero .hero-copy{max-width:620px;padding:56px 0}
.split-hero h1{font-family:var(--serif);font-weight:500;font-size:50px;line-height:1.04;margin:12px 0 18px}
.split-hero p{font-size:15px;color:#d6e2ec;margin:0 0 12px;max-width:560px}

.two-col-lead{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.two-col-lead h2{font-family:var(--serif);font-weight:500;font-size:26px;margin:0 0 14px}
.two-col-lead p{font-size:14px;color:#43515c;margin:0 0 14px}

.personal-note{background:#eef4fb;border:1px solid #d6e4f3;border-radius:10px;padding:26px 28px}
.personal-note h3{font-family:var(--serif);font-weight:500;font-size:22px;margin:0 0 14px}
.personal-note .quote{position:relative;padding-left:22px;border-left:3px solid var(--blue)}
.personal-note .quote p{font-family:var(--serif);font-style:italic;font-size:15px;color:#2c3e4f;margin:0 0 12px;line-height:1.6}
.personal-note .sig{display:block;margin-top:6px;font-size:12px;font-weight:800;color:var(--blue-dk);font-style:normal}

.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature-card{border:1px solid var(--line);border-radius:8px;background:#fff;padding:20px}
.feature-card .ic{width:30px;height:30px;color:var(--blue);margin-bottom:12px}
.feature-card b{display:block;font-size:14px;margin-bottom:6px}
.feature-card p{font-size:12.5px;color:#5b6771;margin:0;line-height:1.5}

.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.why-item .ic{width:34px;height:34px;color:var(--blue);margin-bottom:12px}
.why-item b{display:block;font-size:15px;margin-bottom:6px}
.why-item p{font-size:13px;color:#5b6771;margin:0;line-height:1.55}

.glance-row{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:10px;background:#fff}
.glance-stat{text-align:center;padding:26px 14px;border-right:1px solid var(--line)}
.glance-stat:last-child{border-right:0}
.glance-stat b{display:block;font-family:var(--serif);font-size:40px;color:var(--blue);line-height:1}
.glance-stat span{display:block;font-size:12px;font-weight:800;color:var(--ink);margin-top:9px}
.glance-stat small{display:block;font-size:11px;color:var(--muted);margin-top:5px;line-height:1.4}

@media(max-width:980px){
  .two-col-lead{grid-template-columns:1fr;gap:24px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:1fr;gap:20px}
  .glance-row{grid-template-columns:repeat(2,1fr)}
  .glance-stat:nth-child(2){border-right:0}
  .glance-stat{border-bottom:1px solid var(--line)}
  .split-hero h1{font-size:36px}
}
@media(max-width:560px){
  .feature-grid,.glance-row{grid-template-columns:1fr}
  .glance-stat{border-right:0}
}

/* ---------- Catalog (rich) ---------- */
.catalog-top{padding:40px 0 8px}
.catalog-top .grid{display:grid;grid-template-columns:1.35fr .9fr;gap:34px;align-items:start}
.catalog-top h1{font-family:var(--serif);font-weight:500;font-size:40px;margin:0 0 10px}
.catalog-top .lead{font-size:14px;color:#4f5d68;max-width:560px;margin:0 0 16px}
.info-note{display:flex;gap:10px;align-items:flex-start;background:#eef4fb;border:1px solid #d6e4f3;border-radius:8px;padding:12px 14px;font-size:12.5px;color:#3f5164;max-width:560px}
.info-note svg{flex:0 0 auto;width:18px;height:18px;color:var(--blue);margin-top:1px}
.updates-card{border:1px solid var(--line);border-radius:10px;background:#fff;padding:20px 22px;max-height:300px;overflow-y:auto}.updates-card h3{position:sticky;top:-1px;background:#fff;padding-bottom:8px;z-index:1}.filter-note{font-size:11px;color:var(--muted);line-height:1.45;margin:8px 2px 4px}
.updates-card h3{font-size:16px;margin:0 0 12px}
.update-item{display:flex;gap:10px;font-size:12.5px;color:#43515c;margin-bottom:12px;line-height:1.45}
.update-item svg{flex:0 0 auto;width:16px;height:16px;color:var(--blue);margin-top:1px}
.updates-card .text-link{margin-top:2px}

.catalog-main{padding:16px 0 46px}
.mission-scroll{max-height:186px;overflow:auto;border:1px solid var(--line);border-radius:6px;padding:6px 8px}
.filter .count{color:var(--muted);font-weight:600}
.filter input[type=text],.filter input[type=number]{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:5px;font-size:13px;font-family:inherit;outline:none}
.filter input:focus{border-color:var(--blue)}
.date-range{display:flex;align-items:center;gap:8px}
.date-range input{width:100%}
.filter .clear{margin-top:14px;font-size:12px;color:var(--blue-dk);font-weight:700;cursor:pointer;background:none;border:0;padding:0}

.sortbar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.sortbar .found{font-size:15px;font-weight:800;color:var(--navy)}
.sortbar .sort{font-size:12px;color:var(--muted)}
.sortbar select{font-size:12px;font-family:inherit;font-weight:700;color:var(--blue-dk);border:1px solid var(--line);border-radius:5px;padding:5px 8px;background:#fff;cursor:pointer}

.cat-rec{border:1px solid var(--line);border-radius:10px;background:#fff;padding:18px 20px;margin-bottom:14px}
.cat-rec-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.cat-id{font-size:21px;font-weight:800;color:var(--blue-dk);text-decoration:none;letter-spacing:-.01em}
.cat-id:hover{text-decoration:underline}
.badges{display:flex;gap:7px;flex-wrap:wrap}
.pill{font-size:10px;font-weight:800;padding:3px 9px;border-radius:20px;border:1px solid}
.pill.d{color:#1f7a46;background:#e6f6ec;border-color:#c3e9d1}
.pill.t{color:#1b62a8;background:#e7f1fb;border-color:#c6ddf3}
.pill.i{color:#6a45b8;background:#efe9fb;border-color:#dcd0f2}
.cat-rec-body{display:grid;grid-template-columns:1fr 1.25fr;gap:10px 28px}
.kv{display:grid;grid-template-columns:118px 1fr;gap:10px;font-size:13px;align-items:start}
.kv>span{color:var(--muted)}
.kv>b{color:var(--ink);font-weight:700}
.kv .sum{font-weight:400;color:#4f5d68;line-height:1.5}
.cat-foot-note{text-align:center;font-size:13px;color:var(--muted);margin:18px 0 4px}

@media(max-width:900px){
  .catalog-top .grid{grid-template-columns:1fr}
  .cat-rec-body{grid-template-columns:1fr;gap:8px}
}

/* ---------- Methodology (pipeline + transcript example) ---------- */
.rag-card{background:linear-gradient(135deg,#eef4fb,#e8f4fb);border:1px solid #cfe4f3;border-radius:10px;padding:22px 24px;margin-top:16px}
.rag-card .tagx{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--blue-dk)}
.rag-card h3{font-family:var(--serif);font-weight:500;font-size:22px;margin:6px 0 10px}
.rag-card p{font-size:14px;color:#3f5164;margin:0}
.transcript{display:flex;flex-direction:column;gap:12px;max-width:820px}
.turn{border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:0 8px 8px 0;background:#fff;padding:13px 16px}
.turn.b{border-left-color:#0284c7}
.turn-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px;gap:10px;flex-wrap:wrap}
.speaker{font-size:13px;font-weight:800;color:var(--navy)}
.speaker small{font-weight:600;color:var(--muted)}
.tc{font-family:monospace;font-size:11px;color:#0284c7;background:#e0f2fe;padding:2px 7px;border-radius:4px;font-weight:700}
.turn p{font-size:13.5px;color:#33414c;margin:0;line-height:1.55}
.example-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px;font-size:11px}
.example-meta span{background:#e7f1fb;color:#1b62a8;border:1px solid #c6ddf3;border-radius:20px;padding:3px 10px;font-weight:700}

/* ---------- Contribute / Research support ---------- */
.want6{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.want6 .feature-card{text-align:center}
.want6 .feature-card .ic{margin:0 auto 10px}
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px 30px}
.check{display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:start}
.check .ic{width:22px;height:22px;color:#1f7a46;margin-top:2px}
.check b{display:block;font-size:14px;margin-bottom:3px}
.check p{font-size:12.5px;color:#5b6771;margin:0;line-height:1.5}
.support-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.support-card{border:1px solid var(--line);border-radius:8px;background:#fff;padding:22px 16px;text-align:center}
.support-card .ic{width:34px;height:34px;color:var(--blue);margin:0 auto 12px}
.support-card b{display:block;font-size:14px;margin-bottom:6px}
.support-card p{font-size:12px;color:#5b6771;margin:0;line-height:1.5}
.form-card{border:1px solid var(--line);border-radius:10px;background:#fff;padding:26px}
.form-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;margin-bottom:14px}
.field label{display:block;font-size:12px;font-weight:700;color:#33414c;margin-bottom:5px}
.field .req{color:#c0392b}
.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:6px;font-size:14px;font-family:inherit;outline:none;background:#fff}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue)}
.field textarea{min-height:120px;resize:vertical}
.form-aside{border:1px solid var(--line);border-radius:10px;background:var(--paper);padding:20px 22px}
.form-aside h3{font-size:15px;margin:0 0 10px}
.form-aside ul{margin:0 0 10px;padding-left:18px;font-size:13px;color:#4f5d68}
.form-aside li{margin-bottom:6px}
@media(max-width:900px){
  .want6{grid-template-columns:repeat(3,1fr)}
  .support-grid{grid-template-columns:repeat(3,1fr)}
  .check-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
}
@media(max-width:560px){
  .want6{grid-template-columns:repeat(2,1fr)}
  .support-grid{grid-template-columns:1fr}
}