/* ============================================================
   Justin Gist Preuninger — personal site
   Brand basis: the "P" monogram — a bold navy script cut through
   by a straight diagonal stroke, flanked by maroon bursts.
   Palette and type below are built directly from that mark.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400;1,6..72,500&family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root{
  --paper:     #FBF9F4;   /* warm off-white ground */
  --surface:   #FFFFFF;
  --surface-2: #F3F0E9;
  --line:      #E1DDD1;
  --line-soft: #EBE8DF;

  --navy:      #003764;   /* exact logo navy — headlines, structure */
  --navy-soft: #4C6178;   /* body text */
  --navy-faint:#8A97A4;   /* meta / timestamps */
  --maroon:    #840201;   /* exact logo maroon — the one accent color */
  --maroon-soft:#A8433A;

  --serif: 'Newsreader', Georgia, 'Times New Roman', serif;
  --mono:  'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans:  'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max: 880px;
  --pad: 24px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--paper);
  color: var(--navy);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection{ background: var(--maroon); color: #FFF; }

a{ color: var(--navy); text-decoration-color: var(--navy-faint); text-underline-offset: 3px; }
a:hover{ text-decoration-color: var(--maroon); color: var(--maroon); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--maroon);
  outline-offset: 3px;
}

img{ max-width: 100%; display:block; }

.wrap{ max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }
.wrap-wide{ max-width: 1080px; margin: 0 auto; padding: 0 var(--pad); }

/* ---------- header / nav ---------- */

.site-header{
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(251,249,244,0.92);
  backdrop-filter: blur(6px);
  z-index: 20;
}

.nav{
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-brand{
  display:flex; align-items:center; gap: 10px;
  text-decoration: none;
  color: var(--navy);
}
.nav-brand img{ height: 34px; width: auto; }
.nav-brand span{
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.nav-links{
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0; padding: 0;
  font-family: var(--mono);
  font-size: 13px;
}
.nav-links a{
  color: var(--navy-soft);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
}
.nav-links a:hover, .nav-links a[aria-current="page"]{
  color: var(--navy);
  border-bottom-color: var(--maroon);
}

.nav-toggle{
  display:none;
  background:none; border:1px solid var(--line); color: var(--navy);
  font-family: var(--mono); font-size: 12px;
  padding: 6px 10px; cursor:pointer;
}

@media (max-width: 640px){
  .nav-toggle{ display:inline-block; }
  .nav-links{
    display: none;
    position: absolute;
    left: 0; right: 0; top: 100%;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    gap: 0;
    padding: 8px 0;
  }
  .nav-links.is-open{ display: flex; }
  .nav-links a{ padding: 10px var(--pad); display:block; border-bottom: none; }
  .nav-links a:hover, .nav-links a[aria-current="page"]{ background: var(--surface-2); }
}

/* ---------- certification badge strip ---------- */

.cert-badges{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px 22px;
  padding: 14px var(--pad);
  border-bottom: 1px solid var(--line);
  max-width: 1080px;
  margin: 0 auto;
}
.cert-badges .cert-badges-label{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--navy-faint);
  flex-shrink: 0;
}
.cert-badges img{
  height: 40px;
  width: auto;
  display: block;
}
@media (max-width: 640px){
  .cert-badges img{ height: 32px; }
}

/* ---------- status line (a log line — literal to the subject) ---------- */

.statusline{
  font-family: var(--mono);
  font-size: 13px;
  color: var(--navy-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 10px var(--pad);
  border-bottom: 1px solid var(--line);
  max-width: 1080px;
  margin: 0 auto;
}
.statusline .dot{
  display:inline-block; width:7px; height:7px; border-radius:50%;
  background: var(--maroon); margin-right:7px; vertical-align:middle;
  box-shadow: 0 0 0 3px rgba(132,2,1,0.12);
}
@media (prefers-reduced-motion: no-preference){
  .statusline .dot{ animation: pulse 2.6s ease-in-out infinite; }
}
@keyframes pulse{ 0%,100%{ opacity: 1; } 50%{ opacity: .4; } }

/* ---------- hero ---------- */

.hero{
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--line);
}
.hero-row{
  display:flex; align-items:flex-start; justify-content:space-between; gap: 48px;
}
.hero-copy{ max-width: 620px; }
.hero h1{
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.1rem, 5vw, 3.3rem);
  line-height: 1.12;
  margin: 0 0 22px;
  max-width: 15ch;
  color: var(--navy);
}
.hero .lede{
  font-size: 1.15rem;
  color: var(--navy-soft);
  max-width: 60ch;
  margin: 0 0 28px;
}
.hero-meta{
  display:flex; flex-wrap:wrap; gap: 10px 28px;
  font-family: var(--mono); font-size: 13px; color: var(--navy-faint);
}
.hero-meta strong{ color: var(--navy-soft); font-weight: 500; }

.hero-mark{
  flex-shrink: 0;
  width: 220px;
  padding-top: 6px;
}
.hero-mark img{ width: 100%; height: auto; }
@media (max-width: 780px){
  .hero-mark{ display:none; }
}

.cta-row{ display:flex; flex-wrap:wrap; gap: 12px; margin-top: 30px; }
.btn{
  font-family: var(--mono);
  font-size: 13px;
  padding: 11px 18px;
  border: 1px solid var(--line);
  color: var(--navy);
  text-decoration: none;
  display: inline-block;
  background: var(--surface);
}
.btn:hover{ border-color: var(--maroon); color: var(--maroon); }
.btn-primary{ background: var(--maroon); color: #FFF; border-color: var(--maroon); }
.btn-primary:hover{ background: #6E0201; color:#FFF; border-color:#6E0201; }

/* ---------- section scaffolding ---------- */

section{ padding: 56px 0; border-bottom: 1px solid var(--line); }
section:last-of-type{ border-bottom: none; }

.section-head{
  display:flex; align-items:baseline; justify-content:space-between;
  gap: 16px; margin-bottom: 30px; flex-wrap: wrap;
}
.section-head h2{
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.7rem;
  margin: 0;
  color: var(--navy);
}
.section-head .tag{
  font-family: var(--mono); font-size: 12px; color: var(--navy-faint);
}

p{ margin: 0 0 1em; }
.prose p{ max-width: 68ch; color: var(--navy-soft); }
.prose a{ color: var(--maroon); }

/* ---------- capability grid ---------- */

.grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.grid > *{ background: var(--surface); padding: 22px; }
@media (max-width: 780px){ .grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px){ .grid{ grid-template-columns: 1fr; } }

.cap h3{
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--maroon);
  margin: 0 0 10px;
}
.cap ul{ margin:0; padding-left: 18px; color: var(--navy-soft); font-size: 14px; }
.cap li{ margin-bottom: 6px; }

/* ---------- timeline (a genuine sequence — role history) ---------- */

.timeline{ border-left: 1px solid var(--line); margin-left: 4px; }
.tl-item{ position: relative; padding: 0 0 34px 26px; }
.tl-item:last-child{ padding-bottom: 0; }
.tl-item::before{
  content:"";
  position:absolute; left:-5px; top: 4px;
  width:9px; height:9px; background: var(--paper);
  border: 2px solid var(--maroon);
}
.tl-when{ font-family: var(--mono); font-size: 12px; color: var(--navy-faint); }
.tl-item h3{ font-size: 1.05rem; margin: 4px 0 2px; font-weight: 600; color: var(--navy); }
.tl-item .tl-org{ color: var(--navy-soft); font-size: 14px; margin-bottom: 8px; }
.tl-item p{ color: var(--navy-soft); font-size: 14.5px; max-width: 62ch; }

/* ---------- certification strip ---------- */

.certstrip{ display:flex; flex-wrap:wrap; gap: 10px; }
.cert{
  font-family: var(--mono); font-size: 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 7px 11px;
  color: var(--navy-soft);
}

/* ---------- project cards ---------- */

.projects-grid{
  display:grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--line); border: 1px solid var(--line);
}
@media (max-width: 700px){ .projects-grid{ grid-template-columns: 1fr; } }

.proj-card{ background: var(--surface); padding: 26px; display:flex; flex-direction:column; }
.proj-card .tl-when{ margin-bottom: 10px; }
.proj-card h3{ font-family: var(--serif); font-size: 1.3rem; font-weight: 500; margin: 0 0 10px; color: var(--navy); }
.proj-card p{ color: var(--navy-soft); font-size: 14.5px; flex-grow: 1; }
.proj-tags{ display:flex; flex-wrap:wrap; gap:8px; margin: 14px 0; }
.proj-tags span{ font-family: var(--mono); font-size: 11px; color: var(--maroon); border: 1px solid var(--line); padding: 3px 8px; }
.proj-card .btn{ align-self: flex-start; margin-top: 6px; }

.proj-card.is-placeholder{ opacity: 0.55; }
.proj-card.is-placeholder h3{ font-style: italic; }

/* ---------- gallery ---------- */

.gallery-grid{
  display:grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
}
.gallery-item{
  padding:0; margin:0; border:1px solid var(--line); background: var(--surface);
  cursor: pointer; overflow:hidden; aspect-ratio: 4/3; display:block; width:100%;
}
.gallery-item img{ width:100%; height:100%; object-fit:cover; display:block; transition: transform .3s ease; }
.gallery-item:hover img{ transform: scale(1.05); }
.gallery-item:focus-visible{ outline: 2px solid var(--maroon); outline-offset: 2px; }

.lightbox{
  position: fixed; inset: 0; z-index: 50;
  background: rgba(0,20,38,0.94);
  display:flex; align-items:center; justify-content:center;
  padding: 64px var(--pad) 80px;
}
.lightbox[hidden]{ display:none; }
.lightbox-img{ max-width: 100%; max-height: 100%; width:auto; height:auto; margin:0 auto; box-shadow: 0 10px 40px rgba(0,0,0,.4); }
.lightbox-caption{
  position:absolute; bottom: 30px; left: var(--pad); right: var(--pad); text-align:center;
  color:#FBF9F4; font-family: var(--mono); font-size: 13px;
}
.lightbox-close, .lightbox-prev, .lightbox-next{
  position:absolute; background:none; border:1px solid rgba(255,255,255,.3);
  color:#FBF9F4; font-family: var(--mono); font-size: 18px; line-height:1;
  cursor:pointer; padding: 8px 14px;
}
.lightbox-close{ top: 20px; right: var(--pad); }
.lightbox-prev{ left: var(--pad); top:50%; transform:translateY(-50%); }
.lightbox-next{ right: var(--pad); top:50%; transform:translateY(-50%); }
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ border-color: var(--maroon); color: var(--maroon); }
@media (max-width: 640px){
  .lightbox-prev, .lightbox-next{ padding: 6px 10px; }
}

/* ---------- blog list ---------- */

.post-list{ display:flex; flex-direction:column; }
.post-row{
  display:flex; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--line);
  align-items: baseline; flex-wrap: wrap;
}
.post-row:last-child{ border-bottom: none; }
.post-date{ font-family: var(--mono); font-size: 12px; color: var(--navy-faint); width: 100px; flex-shrink:0; }
.post-title{ font-family: var(--serif); font-size: 1.25rem; font-weight: 500; margin: 0 0 6px; }
.post-title a{ text-decoration: none; color: var(--navy); }
.post-title a:hover{ color: var(--maroon); }
.post-excerpt{ color: var(--navy-soft); font-size: 14.5px; max-width: 60ch; margin:0; }

/* ---------- article ---------- */

.article-head{ padding-bottom: 0; }
.article-head .tl-when{ margin-bottom: 14px; }
.article-head h1{
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(1.8rem, 4vw, 2.6rem); line-height:1.18; margin: 0 0 14px;
  color: var(--navy);
}
.article-lede{ color: var(--navy-soft); font-size: 1.1rem; max-width: 62ch; }

.article-body{ max-width: 66ch; }
.article-body p{ color: var(--navy-soft); }
.article-body h2{ font-family: var(--serif); font-weight: 500; font-size: 1.4rem; color: var(--navy); margin: 1.6em 0 0.6em; }
.article-body code{ font-family: var(--mono); font-size: 0.9em; background: var(--surface-2); padding: 2px 5px; }
.article-body pre{ font-family: var(--mono); font-size: 0.85em; background: var(--surface); border: 1px solid var(--line); padding: 16px; overflow-x:auto; }
.article-body blockquote{ border-left: 2px solid var(--maroon); margin: 1.4em 0; padding-left: 18px; color: var(--navy-soft); font-style: italic; }

/* ---------- contact ---------- */

.contact-list{ font-family: var(--mono); font-size: 14px; display:flex; flex-direction:column; gap:10px; }
.contact-list a{ color: var(--navy-soft); text-decoration:none; }
.contact-list a:hover{ color: var(--maroon); }

/* ---------- footer ---------- */

.site-footer{
  padding: 26px var(--pad);
  font-family: var(--mono); font-size: 12px; color: var(--navy-faint);
  max-width: 1080px; margin: 0 auto;
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:8px;
}
.site-footer .foot-brand{ display:flex; align-items:center; gap:8px; }
.site-footer .foot-brand img{ height: 20px; width:auto; opacity: 0.9; }

.note{
  font-family: var(--mono); font-size: 12px; color: var(--navy-faint);
  border: 1px dashed var(--line); padding: 12px 14px; margin-top: 14px;
  background: var(--surface);
}