:root{
  --bg:#f8fafc; --fg:#1a1f2e; --muted:#5a6b7d; --card:#ffffff; --border:#e2e8f0; --accent:#0d6efd;
  --shadow:0 8px 24px rgba(15,23,42,.08); --radius:16px; --fast:200ms; --easing:cubic-bezier(.2,.6,.3,1);
  --warm-bg:#f1f5f9; --warm-card:#ffffff; --warm-accent:#0b5ed7;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0f1419; --fg:#e8eaed; --muted:#a0a8b8; --card:#1a1f2e; --border:#2a3441; --accent:#0d6efd;
    --shadow:0 10px 28px rgba(0,0,0,.5);
    --warm-bg:#0f1419; --warm-card:#1a1f2e; --warm-accent:#0b5ed7;
  }
}

*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0; background:#f1f5f9; color:var(--fg);
  font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Arial,"Apple Color Emoji","Segoe UI Emoji";
}
.wrap{max-width:1100px; margin:0 auto; padding:32px 20px 80px; background:transparent}

/* hero */
header{margin-bottom:28px}
.header-content{
  display:flex; align-items:flex-start; gap:24px;
}
.header-text{flex:1; min-width:0}
.name{font-size:2.25rem; font-weight:800; letter-spacing:-.02em; margin:0 0 6px}
.headerline{font-size:1.25rem; color:var(--muted); margin:0 0 12px}
.desc{max-width:72ch; margin:0 0 12px}
.desc .company-link{
  color:var(--accent); text-decoration:none; font-weight:500;
}
.desc .company-link:hover{
  text-decoration:underline;
}
.links{display:flex; gap:14px; flex-wrap:wrap; margin-top:8px}

.profile-section{
  flex-shrink:0; align-self:stretch; display:flex; align-items:flex-start;
}
.profile-img{
  width:160px; height:160px; border-radius:12px; object-fit:cover;
  border:2px solid var(--border); box-shadow:var(--shadow);
  margin-top:calc(2.25rem + 6px); /* Align with headerline (name height + margin) */
}

@media (min-width:1000px){
  .profile-img{
    width:220px; height:220px;
  }
}

@media (max-width:600px){
  .header-content{
    flex-direction:row; align-items:flex-start; gap:16px;
  }
  .profile-section{margin-top:0; flex-shrink:0}
  .profile-img{width:120px; height:120px; margin-top:0}
  .header-text{flex:1; min-width:0}
  .name{line-height:1.1; word-spacing:9999px}
  .desc{max-width:none}
}

@media (max-width:400px){
  .profile-img{width:80px; height:80px}
}
.chip{
  display:inline-flex; align-items:center; gap:8px; padding:10px 14px; border-radius:999px;
  background:var(--card); border:1px solid var(--border); text-decoration:none; color:var(--fg);
  transition:transform var(--fast) var(--easing), border-color var(--fast) var(--easing), box-shadow var(--fast) var(--easing);
}
.chip:hover{transform:translateY(-1px); border-color:var(--warm-accent); box-shadow:0 4px 12px rgba(13,110,253,.1)}

/* Email link with copy functionality */
.email-link{
  cursor:pointer; user-select:none; position:relative; overflow:visible;
}
.copy-icon{
  flex-shrink:0; opacity:1; transition:opacity 300ms ease-out;
  width:16px; height:16px;
}
.email-link.copied .copy-icon{opacity:0}
.email-text{transition:opacity 300ms ease-out}
.email-link.copied .email-text{opacity:0}

/* Checkmark that appears when copied */
.email-link::after{
  content:''; display:inline-flex; align-items:center; gap:6px;
  opacity:0; pointer-events:none; transition:opacity 300ms ease-out;
  position:absolute; left:50%; top:50%; transform:translate(-50%, -50%);
  white-space:nowrap;
}
.email-link.copied::after{
  content:'✓ Copied'; opacity:1; color:var(--accent); font-weight:500;
}

/* section & grid */
h2{font-size:1.35rem; margin:28px 0 14px; letter-spacing:-.01em}
h3:not(.card h3){font-size:1.1rem; margin:28px 0 14px; letter-spacing:-.01em; font-weight:600}
.grid{display:grid; gap:16px; grid-template-columns:1fr}
@media (min-width:640px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid{grid-template-columns:repeat(3,1fr)}}

.card{
  display:flex; flex-direction:column; gap:8px; padding:18px; border-radius:var(--radius);
  background:var(--card); border:1px solid var(--border); box-shadow:var(--shadow);
  cursor:pointer; transition:transform var(--fast) var(--easing), border-color var(--fast) var(--easing), box-shadow var(--fast) var(--easing);
}
.card:hover,.card:focus{transform:translateY(-2px); border-color:var(--warm-accent); outline:none; box-shadow:0 12px 32px rgba(13,110,253,.15)}
.card h3{margin:0; font-size:1.1rem; letter-spacing:-.01em}
.card-company{margin:0; font-size:0.95rem; font-weight:500; color:var(--fg)}
.card p{margin:0; color:var(--muted)}

/* inline detail */
.detail{
  margin-top:18px;
  overflow:hidden;
  max-height:0;
  opacity:.0;
  transition:max-height var(--fast) var(--easing), opacity var(--fast) var(--easing);
  border:1px solid transparent; border-radius:var(--radius);
}
.detail.open{
  border-color:var(--border);
  background:transparent;
  max-height:1600px; /* big enough to accommodate content */
  opacity:1;
  box-shadow:var(--shadow);
}
.detail-inner{padding:18px; background:transparent}
.detail-head{display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:8px}
.detail-head h3{margin:0; font-size:1.15rem}
.detail-head .detail-company-link{color:inherit; text-decoration:none}
.detail-head .detail-company-link:hover{text-decoration:underline}

.media{
  display:flex; align-items:center; gap:12px; margin:0; background:transparent; border-radius:12px;
  padding:10px; border:1px solid var(--border);
}

.media-content{
  flex:1; display:flex; flex-direction:column;
}

.media-content img{display:block; width:100%; max-height:42vh; object-fit:contain; border-radius:10px}
.media-content figcaption{font-size:.95rem; color:var(--muted); padding:8px 2px 0}
.media-content figcaption a{
  color:var(--accent); text-decoration:none; font-weight:500;
}
.media-content figcaption a:hover{
  text-decoration:underline;
}

.media-nav{
  background:rgba(0,0,0,.05); color:var(--fg); border:1px solid var(--border); 
  padding:8px 12px; border-radius:8px; cursor:pointer; 
  transition:background var(--fast) var(--easing), transform var(--fast) var(--easing);
  font-size:16px; font-weight:500; width:auto; text-align:center;
  flex-shrink:0;
}
.media-nav:hover{
  background:rgba(0,0,0,.1); 
  transform:scale(1.05);
}
.media-nav:disabled{
  background:rgba(0,0,0,.02); color:var(--muted); cursor:not-allowed; transform:none;
}

.detail-body{margin-top:14px; color:var(--fg)}
.detail-body p{margin:0 0 10px}
.detail-body a{
  color:var(--accent); text-decoration:none; font-weight:500;
}
.detail-body a:hover{
  text-decoration:underline;
}

/* floating back-to-top */
.backtop-float{
  position:fixed; right:18px; bottom:18px; z-index:40;
  background:var(--accent); color:#fff; border:none; padding:10px 12px; border-radius:12px;
  box-shadow:var(--shadow); cursor:pointer; opacity:0; pointer-events:none;
  transition:opacity var(--fast) var(--easing), transform var(--fast) var(--easing), box-shadow var(--fast) var(--easing);
}
.backtop-float:hover{box-shadow:0 8px 24px rgba(13,110,253,.3)}
.backtop-float.show{opacity:1; pointer-events:auto; transform:translateY(0)}
.backtop-float:not(.show){transform:translateY(6px)}