/* QUILLMOOR — layout. Structure follows the reference birding journal:
   photographic header band carrying the wordmark and lettered navigation, a plain
   masthead block of green display type over running text, cover-thumbnail grids
   grouped by year, pale-blue feature panels in fours and threes, a green
   subscription strip between them, and a dark ink footer. */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Segoe UI","Noto Sans",system-ui,-apple-system,Arial,sans-serif;
  font-size:16.5px;line-height:1.72;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--green-deep)}
h1,h2,h3{margin:0 0 14px;line-height:1.22;color:var(--ink);font-weight:400}
h1{font-size:40px}h2{font-size:30px}h3{font-size:19px;font-weight:600}
p{margin:0 0 17px}

/* ---- header ---- */
.site-header{background-size:cover;background-position:center}
.header-inner{max-width:1180px;margin:0 auto;padding:44px 24px;display:flex;align-items:center;
  justify-content:space-between;gap:26px;flex-wrap:wrap}
.header-logo{display:flex;align-items:center;gap:13px;text-decoration:none}
.logo-mark{color:var(--green);display:flex}
.logo-text{display:flex;flex-direction:column;line-height:1.16}
.logo-text strong{color:#fff;font-size:26px;font-weight:400;letter-spacing:.08em}
.logo-text em{color:#bcd8cb;font-size:11.5px;font-style:italic;letter-spacing:.03em}
.header-nav{display:flex;flex-wrap:wrap;gap:22px}
.nav-link{color:#e4ebf1;text-decoration:none;font-size:14px;letter-spacing:.03em;padding:3px 0;
  border-bottom:2px solid transparent}
.nav-link:hover,.nav-link.is-active{color:#fff;border-bottom-color:var(--green)}

/* ---- masthead ---- */
.mast-inner{max-width:1180px;margin:0 auto;padding:54px 24px 34px}
.masthead h1{color:var(--green);font-size:44px;font-style:italic;letter-spacing:.01em;margin-bottom:4px}
.mast-sub{color:var(--green);font-size:26px;margin-bottom:22px}
.mast-blurb{max-width:82ch;font-size:16.5px}

/* ---- issue grids ---- */
.iss-inner{max-width:1180px;margin:0 auto;padding:20px 24px 56px}
.iss-inner > h2{font-size:28px;margin-bottom:20px}
.year-head{font-size:17px;font-weight:600;color:var(--ink);margin:26px 0 14px;
  border-bottom:1px solid var(--rule);padding-bottom:7px}
.issue-grid{display:grid;gap:22px;margin-bottom:8px}
.grid-2{grid-template-columns:repeat(4,1fr);max-width:620px}
.grid-4{grid-template-columns:repeat(6,1fr)}
.issue{display:block;text-decoration:none}
.issue-cover{display:block;position:relative;border:1px solid var(--rule);background:#fff;padding:7px}
.issue-cover img{width:100%;height:150px;object-fit:cover}
.ic-mast{display:block;font-size:10px;letter-spacing:.12em;color:var(--ink);text-align:center;padding:5px 0 3px}
.ic-vol{display:block;font-size:8.5px;color:#93a0ac;text-align:center;padding-bottom:4px}
.issue:hover .issue-cover{border-color:var(--green)}
.issue-date{display:block;text-align:center;color:var(--green-deep);font-size:13.5px;padding-top:8px}
.iss-note{max-width:80ch;margin-top:26px;font-size:15.5px}

/* ---- feature bands ---- */
.fb-inner{max-width:1180px;margin:0 auto;padding:52px 24px;display:grid;gap:34px;text-align:center}
.feat-4{grid-template-columns:repeat(4,1fr)}
.feat-3{grid-template-columns:repeat(3,1fr)}
.feat-dot{display:block;width:26px;height:26px;border-radius:50%;background:var(--green);margin:0 auto 14px}
.feat h3{color:var(--ink);font-size:17px;margin-bottom:9px}
.feat p{font-size:14.5px;margin:0}

/* ---- subscription strip ---- */
.ss-inner{max-width:1180px;margin:0 auto;padding:22px 24px;text-align:center}
.ss-inner p{margin:0;color:#fff;font-size:16px}
.ss-inner strong{font-weight:600}

/* ---- closing ---- */
.cl-inner{max-width:820px;margin:0 auto;padding:62px 24px;text-align:center}
.cl-inner h2{font-size:30px}
.cl-inner p{font-size:16.5px;margin-bottom:24px}
.btn{display:inline-block;padding:13px 30px;background:var(--green);color:#fff;text-decoration:none;
  font-size:14.5px;letter-spacing:.04em;border:2px solid var(--green);cursor:pointer;font-family:inherit}
.btn:hover{background:var(--green-deep);border-color:var(--green-deep)}

/* ---- inner page hero ---- */
.page-hero-inner{max-width:1180px;margin:0 auto;padding:48px 24px 50px}
.page-hero h1{color:var(--green);font-size:36px;font-style:italic}
.page-lead{color:var(--body);font-size:17.5px;max-width:72ch;margin:0}

/* ---- guides ---- */
.guides-section{max-width:1180px;margin:0 auto;padding:56px 24px 24px}
.guide{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:40px;align-items:start;
  padding-bottom:44px;margin-bottom:44px;border-bottom:1px solid var(--rule)}
.guide:last-child{border-bottom:0}
.g-media img{width:100%;height:270px;object-fit:cover}
.g-text h2{font-size:26px;color:var(--green-deep)}
.g-meta{margin:0 0 16px;display:grid;grid-template-columns:auto 1fr;gap:4px 16px;font-size:15px}
.g-meta dt{color:#93a0ac;font-size:12.5px;letter-spacing:.09em;text-transform:uppercase;padding-top:3px}
.g-meta dd{margin:0;color:var(--ink)}

/* ---- identification ---- */
.id-section{max-width:1180px;margin:0 auto;padding:56px 24px 20px}
.id-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:34px}
.id-card{background:var(--sand);padding:30px 32px;border-left:3px solid var(--green)}
.id-card h2{font-size:21px;color:var(--green-deep)}
.id-card p{font-size:16px;margin:0}

/* ---- pale band ---- */
.pb-inner{max-width:1180px;margin:0 auto;padding:56px 24px}
.pb-inner h2{text-align:center;font-size:28px;margin-bottom:32px}
.pb-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.pb-grid-3{grid-template-columns:repeat(3,1fr)}
.pb-grid h3{color:var(--green-deep);font-size:17px}
.pb-grid p{font-size:15px;margin:0}

/* ---- split ---- */
.split{max-width:1180px;margin:0 auto;padding:52px 24px;display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
.split-media img{width:100%;height:320px;object-fit:cover}
.split-text h2{font-size:27px;color:var(--green-deep)}

/* ---- stats ---- */
.sb-inner{max-width:1180px;margin:0 auto;padding:46px 24px;display:grid;grid-template-columns:repeat(4,1fr);
  gap:22px;text-align:center}
.stat-n{display:block;font-size:36px;color:#fff}
.stat-l{display:block;font-size:13px;color:#c8e6d8;margin-top:7px;font-style:italic}

/* ---- prose / legal ---- */
.prose-inner,.legal-inner{max-width:800px;margin:0 auto;padding:58px 24px}
.prose-inner h2,.legal-inner h2{font-size:24px;color:var(--green-deep);margin-top:36px}
.prose-inner h2:first-child,.legal-inner h2:first-child{margin-top:0}
.prose-inner p{font-size:16.5px}
.legal-inner p{font-size:16px}
.muted{color:#93a0ac;font-size:15px;font-style:italic}

/* ---- contact / form ---- */
.contact-section{padding:54px 0 18px}
.contact-grid{max-width:1180px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(2,1fr);gap:34px}
.contact-card{border:1px solid var(--rule);padding:32px}
.contact-card h2{font-size:21px;color:var(--green-deep)}
.contact-address{font-style:normal;font-size:16px;line-height:1.75;margin-bottom:16px}
.form-inner{max-width:1180px;margin:0 auto;padding:52px 24px 70px;display:grid;
  grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:46px}
.form-text h2{font-size:24px;color:var(--green-deep)}
.letter-form{background:var(--sand);padding:32px}
.letter-form label{display:block;font-size:12.5px;letter-spacing:.09em;text-transform:uppercase;
  color:#7b8791;margin-bottom:17px}
.letter-form input,.letter-form textarea{display:block;width:100%;margin-top:7px;padding:11px 13px;
  border:1px solid var(--rule);font-family:inherit;font-size:16px;color:var(--ink);
  text-transform:none;letter-spacing:normal;background:#fff}
.letter-form input:focus,.letter-form textarea:focus{outline:2px solid var(--green);border-color:var(--green)}
.field-row{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.form-note{font-size:14px;color:#93a0ac;margin:14px 0 0;text-transform:none;letter-spacing:normal;font-style:italic}

/* ---- blog list ---- */
.article-list-section{padding:54px 0 30px}
.article-list{max-width:1180px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:repeat(2,1fr);gap:32px}

/* ---- footer ---- */
.site-footer{margin-top:0}
.footer-nav-inner{max-width:1180px;margin:0 auto;padding:54px 24px 40px;display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,2fr) minmax(0,3fr) minmax(0,2fr);gap:38px}
.foot-col h3{color:#fff;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:15px}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin-bottom:9px}
.foot-col a{color:#aeb8c2;text-decoration:none;font-size:15px}
.foot-col a:hover{color:#fff;text-decoration:underline}
.foot-wide p{font-size:14.5px;color:#8d99a5;margin:0}
.footer-col-title{color:#fff;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:15px}
.footer-link{display:block;margin-bottom:9px;color:#aeb8c2;text-decoration:none;font-size:15px}
.footer-link:hover{color:#fff;text-decoration:underline}
/* footer-inner / footer-bottom stay a plain centred copyright strip for the article template */
.footer-inner{max-width:1180px;margin:0 auto;padding:20px 24px;text-align:center;
  border-top:1px solid rgba(255,255,255,.12)}
.footer-bottom{display:block;font-size:13px;color:#7f8b97;line-height:1.9}
.footer-bottom span{display:block}

/* ---- responsive ---- */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .grid-2{grid-template-columns:repeat(3,1fr);max-width:480px}
  .feat-4{grid-template-columns:repeat(2,1fr)}
  .pb-grid,.pb-grid-3{grid-template-columns:repeat(2,1fr)}
  .sb-inner{grid-template-columns:repeat(2,1fr);gap:28px}
  .footer-nav-inner{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:880px){
  h1{font-size:30px}.masthead h1{font-size:34px}.mast-sub{font-size:21px}.page-hero h1{font-size:27px}
  .guide,.split,.id-grid,.contact-grid,.form-inner,.article-list{grid-template-columns:1fr;gap:28px}
  .g-media img,.split-media img{height:230px}
  .feat-3{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .header-nav{gap:15px}
}
@media (max-width:560px){
  .grid-4,.grid-2{grid-template-columns:repeat(2,1fr);max-width:none}
  .feat-4,.pb-grid,.pb-grid-3,.sb-inner,.footer-nav-inner,.field-row{grid-template-columns:1fr}
  .masthead h1{font-size:29px}
}