/* ============================================================
   Riam Shammaa, MD — custom Ghost theme
   Light theme · deep medical blue · living-cell background
   ============================================================ */

:root{
  --bg:#F7F8FA; --surface:#FFFFFF; --surface2:#EEF1F5; --line:#DFE5EC;
  --text:#17222E; --muted:#5A6B7C; --amber:#B45309;
  --accent:#1A56B0; --accent-strong:#14468F; --accent-ink:#FFFFFF;
  --hero-bg:#EAF1F9;
  --card-shadow:0 1px 2px rgba(23,34,46,.06);
  --font-display:var(--gh-font-heading, "Bricolage Grotesque","Helvetica Neue",Arial,sans-serif);
  --font-body:var(--gh-font-body, "Newsreader",Georgia,serif);
  --font-ui:"Hanken Grotesk","Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg); color:var(--text);
  font-family:var(--font-body);
  font-size:17px; line-height:1.65; margin:0;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-display); text-wrap:balance; line-height:1.12; letter-spacing:-.015em; margin:0 0 .5rem}
a{color:inherit}
img{max-width:100%; height:auto}
.wrap{max-width:1080px; margin:0 auto; padding:0 24px}
.wrap-narrow{max-width:720px; margin-left:auto; margin-right:auto}
.wrap-wide{max-width:1080px; margin-left:auto; margin-right:auto; padding:0 24px}

.eyebrow{
  font-family:var(--font-ui); font-size:.74rem;
  letter-spacing:.16em; text-transform:uppercase; color:var(--accent);
  margin:0 0 .8rem; font-weight:700;
}
.lede{font-size:1.15rem; color:var(--muted); max-width:62ch}

/* content sits above the whole-page canvas */
.site-nav,.site-main,.site-footer{position:relative; z-index:1}

/* ---------- Whole-page ambient canvas ---------- */
#pageCv{position:fixed; inset:0; width:100%; height:100%; z-index:0; display:none; pointer-events:none}
body[data-motion="whole page"] #pageCv{display:block}
body[data-motion="whole page"] .hero{background:transparent}
body[data-motion="whole page"] #heroCv{display:none}
body[data-motion="off"] #heroCv,
body[data-motion="off"] .head-cv{display:none}

/* ---------- Nav ---------- */
.site-nav{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.9); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:1080px; margin:0 auto; padding:14px 24px;
  display:flex; align-items:center; gap:20px; flex-wrap:wrap;
}
.masthead{margin-right:auto; text-decoration:none; display:block}
.masthead .name{font-family:var(--font-display); font-weight:800; font-size:1.05rem; letter-spacing:-.01em; display:block}
.masthead .tag{font-family:var(--font-ui); font-weight:600; font-size:.62rem; letter-spacing:.1em; text-transform:uppercase; color:var(--accent); margin-top:1px; display:block}
.nav-links{display:flex; gap:4px; align-items:center; flex-wrap:wrap}
.nav-links a, .dd-btn{
  font-family:var(--font-ui); font-weight:600; font-size:.85rem;
  padding:7px 11px; border-radius:6px; color:var(--text); text-decoration:none;
  background:none; border:none; cursor:pointer;
}
.nav-links a:hover, .dd-btn:hover{background:rgba(23,34,46,.06)}
.nav-links a:focus-visible, .dd-btn:focus-visible{outline:2px solid var(--accent); outline-offset:2px}
.nav-links a[aria-current="page"]{color:var(--accent)}
.dd{position:relative}
.dd-menu{
  position:absolute; top:calc(100% + 6px); left:0; min-width:230px;
  background:var(--surface); border:1px solid var(--line); border-radius:10px;
  padding:6px; display:none; flex-direction:column; box-shadow:0 12px 32px rgba(23,34,46,.14);
}
.dd-menu.open{display:flex}
.dd-menu a{display:block; width:100%; text-align:left}

.btn{
  font-family:var(--font-ui); font-weight:700; font-size:.85rem;
  padding:10px 18px; border-radius:8px; border:none; cursor:pointer;
  background:var(--accent); color:var(--accent-ink); text-decoration:none; display:inline-block;
}
.btn:hover{background:var(--accent-strong)}
.btn:focus-visible{outline:2px solid var(--accent); outline-offset:2px}
.site-nav .btn{padding:8px 14px}

.nav-toggle{display:none; background:none; border:none; cursor:pointer; padding:8px}
.nav-toggle span{display:block; width:22px; height:2px; background:var(--text); margin:5px 0; border-radius:2px}
@media(max-width:920px){
  .nav-toggle{display:block}
  .nav-links{display:none; width:100%; flex-direction:column; align-items:stretch; padding-top:8px}
  .nav-links.open{display:flex}
  .nav-links a,.dd-btn{padding:11px 8px; font-size:1rem}
  .dd-menu{position:static; box-shadow:none; border:none; padding-left:16px}
}

/* ---------- Hero ---------- */
.hero{position:relative; background:var(--hero-bg); overflow:hidden}
#heroCv{position:absolute; inset:0; width:100%; height:100%}
.hero-inner{position:relative; padding:88px 24px 96px; max-width:1080px; margin:0 auto}
.hero h1{font-size:clamp(2.2rem,5.4vw,3.6rem); font-weight:800; max-width:18ch}
.hero .lede{font-size:1.2rem; margin:.8rem 0 1.8rem}
.hero-cta{display:flex; gap:12px; flex-wrap:wrap; align-items:center; max-width:560px}
.fields{display:flex; gap:8px; flex-wrap:wrap; width:100%}
.hero-cta .fields{flex:1 1 380px}
.fields input{flex:1 1 260px}
input[type=text],input[type=email],textarea{
  font-family:var(--font-ui); font-size:.9rem; color:var(--text);
  background:var(--surface); border:1px solid var(--line); border-radius:8px;
  padding:10px 12px; min-width:0;
}
input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent); outline-offset:1px}
::placeholder{color:var(--muted)}
.sub-note{font-family:var(--font-ui); font-weight:600; font-size:.68rem; color:var(--muted); letter-spacing:.04em}

/* members form states (Ghost adds .loading/.success/.error to the form) */
.form-msg{display:none; margin:10px 0 0; font-family:var(--font-ui); font-weight:600; font-size:.78rem}
form.success .form-msg.success{display:block; color:var(--accent)}
form.error .form-msg.error{display:block; color:#B4232A}
form.loading .btn{opacity:.6; pointer-events:none}

/* ---------- Section headers ---------- */
.pillar-head{position:relative; padding:64px 0 8px}
.pillar-head > *{position:relative}
/* the canvas floats BEHIND the heading — must beat the > * rule above */
.pillar-head > canvas.head-cv{position:absolute; inset:0; width:100%; height:100%; display:none; pointer-events:none}
body[data-motion="hero and headers"] .pillar-head > canvas.head-cv{display:block}
.pillar-head h1{font-size:clamp(1.9rem,4vw,2.7rem); font-weight:800}

/* ---------- Bands & cards ---------- */
.band{padding:64px 0}
.band + .band{border-top:1px solid var(--line)}
.band-head{display:flex; align-items:baseline; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-bottom:26px}
.band-head h2{font-size:1.7rem; font-weight:800}
.see-all{font-family:var(--font-ui); font-weight:600; font-size:.85rem; color:var(--accent); text-decoration:none}
.see-all:hover{text-decoration:underline}

.grid3{display:grid; grid-template-columns:repeat(3,1fr); gap:20px}
@media(max-width:860px){.grid3{grid-template-columns:1fr}}

.card{
  background:var(--surface); border:1px solid var(--line); border-radius:12px;
  box-shadow:var(--card-shadow); overflow:hidden;
  transition:border-color .15s;
}
.card:hover{border-color:var(--accent)}
.card-link{display:flex; flex-direction:column; gap:10px; padding:22px; text-decoration:none; height:100%}
.card-img{margin:-22px -22px 4px; aspect-ratio:16/9; overflow:hidden; background:var(--surface2)}
.card-img img{width:100%; height:100%; object-fit:cover; display:block}
.meta{display:flex; gap:10px; align-items:center; font-family:var(--font-ui); font-weight:600; font-size:.68rem; color:var(--muted); flex-wrap:wrap}
.chip{
  font-family:var(--font-ui); font-weight:600; font-size:.66rem; letter-spacing:.06em;
  text-transform:uppercase; color:var(--accent); text-decoration:none;
  border:1px solid rgba(26,86,176,.4);
  padding:2px 8px; border-radius:99px; white-space:nowrap;
}
.card h3{font-size:1.12rem; font-weight:700; margin:0}
.card p{margin:0; color:var(--muted); font-size:.95rem}

.filterbar{display:flex; gap:8px; flex-wrap:wrap; margin-bottom:24px}
.filterbar a{
  font-family:var(--font-ui); font-weight:600; font-size:.72rem;
  letter-spacing:.06em; text-transform:uppercase; padding:6px 14px; border-radius:99px;
  border:1px solid var(--line); color:var(--muted); background:var(--surface); text-decoration:none;
}
.filterbar a:hover{border-color:var(--accent); color:var(--accent)}
.filterbar a[aria-current="true"]{background:var(--accent); color:var(--accent-ink); border-color:var(--accent)}

/* ---------- Pagination ---------- */
.pagination{display:flex; justify-content:space-between; align-items:center; margin-top:36px; font-family:var(--font-ui); font-weight:600; font-size:.85rem}
.pagination a{color:var(--accent); text-decoration:none}
.pagination a:hover{text-decoration:underline}
.page-number{color:var(--muted)}

/* ---------- Article ---------- */
.article-pillar{padding-bottom:24px}
.article-meta{margin-bottom:14px}
.article-feature{padding-top:8px}
.article-feature img{border-radius:12px; width:100%}
.article-feature figcaption{font-family:var(--font-ui); font-size:.78rem; color:var(--muted); text-align:center; margin-top:8px}
.article-content{padding:32px 0 8px; font-size:1.18rem}
.article-disclaimer{margin:32px auto 48px}

.gh-content > * + *{margin-top:1.1em}
.gh-content h2{font-size:1.55rem; margin-top:2em}
.gh-content h3{font-size:1.25rem; margin-top:1.6em}
.gh-content a{color:var(--accent)}
.gh-content blockquote{
  border-left:3px solid var(--accent); margin:1.5em 0; padding:.2em 0 .2em 1.2em;
  color:var(--muted); font-style:italic;
}
.gh-content figure{margin:2em 0}
.gh-content figcaption{font-family:var(--font-ui); font-size:.78rem; color:var(--muted); text-align:center; margin-top:8px}
.gh-content img{border-radius:10px}
.gh-content .kg-width-wide{margin-left:-90px; margin-right:-90px}
.gh-content .kg-width-full{
  margin-left:calc(50% - 50vw); margin-right:calc(50% - 50vw);
}
.gh-content .kg-width-full img{border-radius:0; width:100%}
@media(max-width:960px){.gh-content .kg-width-wide{margin-left:0; margin-right:0}}
.gh-content hr{border:none; border-top:1px solid var(--line); margin:2.5em 0}
.gh-content pre{background:var(--surface2); border:1px solid var(--line); border-radius:10px; padding:16px; overflow-x:auto; font-size:.85em}
.gh-content table{border-collapse:collapse; width:100%; overflow-x:auto; display:block}
.gh-content td,.gh-content th{border:1px solid var(--line); padding:8px 12px; text-align:left}

.page-content{padding-top:8px; font-size:1.18rem}

/* ---------- Forms / contact ---------- */
.contact-band{display:grid; gap:28px}
.formcard{background:var(--surface); border:1px solid var(--line); border-radius:14px; padding:28px; max-width:560px; box-shadow:var(--card-shadow)}
.formcard label{display:block; font-family:var(--font-ui); font-weight:600; font-size:.82rem; margin:14px 0 6px}
.formcard label:first-of-type{margin-top:0}
.formcard input,.formcard textarea{width:100%}
.form-actions{margin-top:18px}
.form-fallback{margin:0; color:var(--muted)}
.form-fallback a{color:var(--accent)}
.disclaimer{font-size:.85rem; color:var(--muted); border-left:3px solid var(--amber); padding:2px 0 2px 14px; max-width:62ch}

/* ---------- Subscribe band ---------- */
.sub-band{background:var(--surface2); border-radius:16px; padding:40px; display:flex; gap:24px; align-items:center; justify-content:space-between; flex-wrap:wrap; border:1px solid var(--line)}
.sub-band h2{font-size:1.5rem; font-weight:800; margin:0 0 .3rem}
.sub-band > div > p{margin:0; color:var(--muted); max-width:46ch}
.sub-band .eyebrow{margin-bottom:.4rem}
.sub-form{display:flex; flex-direction:column; gap:6px; flex:1 1 340px; max-width:460px}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line); padding:40px 0 60px; color:var(--muted); font-size:.85rem}
.site-footer .cols{display:flex; gap:32px; justify-content:space-between; flex-wrap:wrap}
.foot-name{font-family:var(--font-display); font-weight:800; color:var(--text)}
.foot-url{font-family:var(--font-ui); font-weight:600; font-size:.68rem; margin-top:4px}
.foot-note{max-width:52ch; margin-top:12px}
.foot-links{display:flex; gap:16px; flex-wrap:wrap}
.foot-links a{font-family:var(--font-ui); font-size:.82rem; text-decoration:none}
.foot-links a:hover{color:var(--accent)}

@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }