:root{color-scheme:light;--bg:#eef6ff;--panel:rgba(255,255,255,.78);--text:#071425;--muted:#60738f;--line:#c9dcf4;--accent:#096fff;--purple:#6548ff;--shadow:0 24px 70px rgba(34,77,132,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--text);background:radial-gradient(circle at 10% 0%,#dfeeff,transparent 34%),radial-gradient(circle at 92% 10%,#e8e4ff,transparent 32%),var(--bg)}
a{color:inherit}.shell{max-width:1180px;margin:auto;padding:22px}.nav{position:sticky;top:16px;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 18px;border:1px solid var(--line);border-radius:999px;background:rgba(248,251,255,.88);backdrop-filter:blur(18px);box-shadow:var(--shadow)}.brand{font-weight:950;text-decoration:none}.links{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.links a{text-decoration:none;color:var(--muted);font-weight:800;font-size:.86rem}.links a:hover{color:var(--accent)}
.hero{padding:88px 0 48px}.kicker{color:var(--accent);font-size:.72rem;font-weight:950;letter-spacing:.12em;text-transform:uppercase}.hero h1{max-width:900px;margin:10px 0 16px;font-size:clamp(2.4rem,7vw,5.6rem);line-height:.95;letter-spacing:-.05em}.hero p{max-width:760px;color:var(--muted);font-size:1.08rem;line-height:1.7}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{display:flex;flex-direction:column;min-height:270px;padding:18px;border:1px solid var(--line);border-radius:22px;background:var(--panel);box-shadow:var(--shadow);text-decoration:none}.card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:14px;margin-bottom:14px}.card small{color:var(--accent);font-weight:900}.card h2,.card h3{margin:8px 0 9px}.card p{color:var(--muted);line-height:1.6}.card .go{margin-top:auto;padding-top:14px;color:var(--accent);font-weight:900}.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.tags span{padding:5px 8px;border:1px solid var(--line);border-radius:999px;font-size:.72rem;font-weight:800;background:#f4f8ff}
.article{max-width:900px;margin:50px auto;padding:28px;border:1px solid var(--line);border-radius:26px;background:var(--panel);box-shadow:var(--shadow)}.article img{width:100%;max-height:480px;object-fit:cover;border-radius:18px}.article h1{font-size:clamp(2.2rem,5vw,4rem);line-height:1.02;letter-spacing:-.04em}.article .meta{color:var(--accent);font-weight:900}.article .body{white-space:pre-wrap;color:#20344e;font-size:1.02rem;line-height:1.8}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.btn{display:inline-flex;padding:11px 14px;border-radius:12px;border:1px solid var(--line);background:#fff;text-decoration:none;font-weight:900}.btn.primary{color:#fff;border:0;background:linear-gradient(135deg,var(--accent),var(--purple))}
.footer{padding:60px 0 34px;color:var(--muted);font-size:.86rem}.empty{padding:40px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:18px}.preview-banner{position:sticky;top:0;z-index:30;padding:10px;text-align:center;color:#08213a;background:#91e9b7;font-weight:900}
@media(max-width:900px){.grid{grid-template-columns:1fr 1fr}.links{gap:10px}}@media(max-width:640px){.shell{padding:12px}.nav{border-radius:18px;align-items:flex-start}.links{justify-content:flex-end}.grid{grid-template-columns:1fr}.hero{padding-top:56px}.article{padding:18px;margin-top:28px}}
/* Content pages — full portfolio navigation */
.nav{min-height:64px}
.links{justify-content:center}
.links a.active{color:var(--accent);position:relative}
.links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:2px;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--purple))}
@media(max-width:900px){
  .nav{align-items:center;border-radius:20px}
  .links{flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;padding-bottom:4px;scrollbar-width:none}
  .links::-webkit-scrollbar{display:none}
  .links a{white-space:nowrap}
}

/* Nav hotfix v2 — keep full header visible on all standalone pages */
.content-nav{
  position:sticky!important;
  top:12px!important;
  z-index:9999!important;
  display:flex!important;
  visibility:visible!important;
  opacity:1!important;
  margin:0 auto 12px!important;
}
.content-nav .brand,.content-nav .links,.content-nav .links a{
  display:flex!important;
  visibility:visible!important;
  opacity:1!important;
}
.content-nav .links{align-items:center!important}

/* Medium article fallback covers */
.article-cover{
  width:100%;
  aspect-ratio:16/9;
  margin-bottom:14px;
  padding:18px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  color:#071425;
}
.article-cover span{font-size:.64rem;font-weight:950;letter-spacing:.13em;opacity:.7}
.article-cover strong{max-width:90%;font-size:clamp(1rem,2vw,1.45rem);line-height:1.05;letter-spacing:-.035em}
.cover-0{background:linear-gradient(135deg,#cfe5ff,#e9ddff)}
.cover-1{background:linear-gradient(135deg,#d8f5ec,#d8e8ff)}
.cover-2{background:linear-gradient(135deg,#f0e0ff,#d8f2ff)}
.cover-3{background:linear-gradient(135deg,#e7f7d7,#dbeaff)}
.cover-4{background:linear-gradient(135deg,#ffe6d9,#e8e0ff)}
.cover-5{background:linear-gradient(135deg,#d7f2ff,#e7f7ed)}

/* Writing page — editorial list */
.writing-list{display:grid;gap:18px}
.writing-item{
  display:grid;
  grid-template-columns:minmax(220px,320px) 1fr;
  gap:24px;
  align-items:stretch;
  padding:0;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:24px;
  background:rgba(255,255,255,.7);
  box-shadow:var(--shadow);
  text-decoration:none;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.writing-item:hover{
  transform:translateY(-3px);
  border-color:#9dbce8;
  box-shadow:0 28px 70px rgba(34,77,132,.16);
}
.writing-thumb{min-height:220px;background:#edf4ff;overflow:hidden}
.writing-thumb img,.writing-thumb .article-cover{width:100%;height:100%;min-height:220px;object-fit:cover;margin:0;border:0;border-radius:0}
.writing-copy{padding:24px 26px 24px 0;display:flex;flex-direction:column;justify-content:center}
.writing-meta{color:var(--accent);font-size:.72rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.writing-copy h2{margin:8px 0 10px;font-size:clamp(1.35rem,2.5vw,2rem);line-height:1.08;letter-spacing:-.025em}
.writing-copy p{margin:0;color:var(--muted);font-size:1rem;line-height:1.6}
.writing-link{margin-top:18px;color:var(--accent);font-weight:900}
@media(max-width:760px){
  .writing-item{grid-template-columns:1fr}
  .writing-copy{padding:18px 20px 22px}
  .writing-thumb{min-height:190px}
}

/* Unified portfolio shell for standalone content pages */
html[data-theme="dark"]{--bg:#06111d;--panel:rgba(10,24,39,.82);--text:#edf7ff;--muted:#9bb0c7;--line:rgba(148,190,225,.2);--accent:#00c8ff;--purple:#00eea8;--shadow:0 24px 70px rgba(0,0,0,.25)}
body{min-height:100vh;background:radial-gradient(circle at 10% 0%,rgba(181,220,255,.55),transparent 34%),radial-gradient(circle at 92% 10%,rgba(218,207,255,.6),transparent 32%),#eef6ff}
html[data-theme="dark"] body{background:radial-gradient(circle at 10% 0%,rgba(0,180,255,.12),transparent 34%),radial-gradient(circle at 92% 10%,rgba(0,255,170,.08),transparent 32%),var(--bg)}
.shell{max-width:1440px;padding:22px 32px}
.navbar.content-nav{
  position:sticky!important;top:16px!important;z-index:9999!important;
  min-height:74px;width:100%;padding:0 26px;margin:0 auto!important;
  display:grid!important;grid-template-columns:auto 1fr auto;align-items:center;
  border:1px solid var(--line);border-radius:999px;
  background:rgba(248,251,255,.84);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  box-shadow:var(--shadow)
}
html[data-theme="dark"] .navbar.content-nav{background:rgba(6,17,29,.84)}
.logo{color:var(--text);font-size:1.35rem;font-weight:950;text-decoration:none;letter-spacing:-.06em}
.logo span{color:#0877ff}
.nav-links{display:flex!important;justify-content:center;align-items:center;gap:26px}
.nav-links a{position:relative;color:var(--muted);font-size:.86rem;font-weight:850;text-decoration:none;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--accent)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-12px;height:2px;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--purple))}
.theme-toggle{width:46px;height:46px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:rgba(225,238,255,.75);cursor:pointer}
html[data-theme="dark"] .theme-toggle{background:rgba(12,31,48,.9)}
.content-hero{padding:90px 0 48px}
.content-hero .kicker{color:var(--accent);font-size:.72rem;font-weight:950;letter-spacing:.12em;text-transform:uppercase}
.content-hero h1{max-width:920px;margin:10px 0 16px;font-size:clamp(2.8rem,7vw,6rem);line-height:.94;letter-spacing:-.055em}
.content-hero p{max-width:780px;color:var(--muted);font-size:1.08rem;line-height:1.7}
html[data-theme="dark"] .writing-item{background:rgba(10,24,39,.78)}
@media(max-width:900px){
 .shell{padding:14px}
 .navbar.content-nav{border-radius:24px;padding:12px 16px;grid-template-columns:auto auto}
 .nav-links{grid-column:1/-1;grid-row:2;justify-content:flex-start;overflow-x:auto;gap:18px;padding:10px 0 2px;scrollbar-width:none}
 .theme-toggle{grid-column:2;grid-row:1;justify-self:end}
}

/* Blog layout repair v5 */
.writing-list{max-width:1180px;margin:0 auto;gap:22px}
.writing-item{grid-template-columns:360px minmax(0,1fr);min-height:250px;border-radius:28px}
.writing-thumb{width:360px;min-width:0;min-height:250px;overflow:hidden;background:#edf4ff}
.writing-thumb img{display:block;width:100%;height:100%;min-height:250px;object-fit:cover;object-position:center;margin:0;border:0;border-radius:0}
.writing-copy{min-width:0;padding:32px 34px}
.writing-copy h2{max-width:720px;font-size:clamp(1.55rem,2.35vw,2.25rem)}
.writing-copy p{max-width:760px}
@media(max-width:900px){.writing-item{grid-template-columns:280px minmax(0,1fr)}.writing-thumb{width:280px}}
@media(max-width:700px){.writing-item{grid-template-columns:1fr}.writing-thumb{width:100%;min-height:0;aspect-ratio:16/9}.writing-thumb img{height:100%;min-height:0;aspect-ratio:16/9}.writing-copy{padding:22px}}

/* Blog cover fix v6 — show complete artwork, never crop */
.writing-thumb{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:12px;
  background:linear-gradient(135deg,rgba(235,244,255,.9),rgba(246,248,255,.95));
}
.writing-thumb img{
  width:100%!important;
  height:100%!important;
  min-height:0!important;
  object-fit:contain!important;
  object-position:center!important;
  border-radius:16px!important;
}
@media(max-width:700px){
  .writing-thumb{padding:10px}
  .writing-thumb img{aspect-ratio:auto!important}
}

/* Writing editorial index v7 — image-free, recruiter-friendly */
.writing-list{max-width:1100px;margin:0 auto;gap:0;border-top:1px solid var(--line)}
.writing-item{
  display:grid!important;
  grid-template-columns:72px minmax(0,1fr)!important;
  gap:26px!important;
  min-height:0!important;
  padding:30px 8px!important;
  border:0!important;
  border-bottom:1px solid var(--line)!important;
  border-radius:0!important;
  background:transparent!important;
  box-shadow:none!important;
  overflow:visible!important;
}
.writing-item:hover{transform:none!important;box-shadow:none!important;border-color:var(--line)!important}
.writing-index{padding-top:4px;color:var(--accent);font-size:.72rem;font-weight:900;letter-spacing:.12em}
.writing-copy{padding:0!important;display:block!important}
.writing-copy h2{max-width:850px;margin:7px 0 10px!important;font-size:clamp(1.5rem,2.8vw,2.35rem)!important;line-height:1.08}
.writing-copy p{max-width:790px;margin:0!important}
.writing-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px!important}
.writing-item:hover .writing-copy h2{color:var(--accent)}
.writing-thumb{display:none!important}
@media(max-width:700px){
 .writing-item{grid-template-columns:38px minmax(0,1fr)!important;gap:12px!important;padding:24px 0!important}
 .writing-copy h2{font-size:1.45rem!important}
}

/* Citation evidence pages v10 */
.article h2{margin:34px 0 10px;font-size:1.45rem;letter-spacing:-.025em}.article h3{margin:22px 0 8px}.evidence-lead{font-size:1.16rem!important;color:#142b47!important}.evidence-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:22px 0}.evidence-card{padding:18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.62)}.evidence-card strong{display:block;margin-bottom:6px}.evidence-card p{margin:0;color:var(--muted);line-height:1.6}.evidence-list{padding-left:20px;color:#20344e;line-height:1.8}.evidence-note{padding:16px 18px;margin:24px 0;border-left:4px solid var(--accent);border-radius:10px;background:rgba(9,111,255,.06);color:#20344e;line-height:1.65}.source-list{display:grid;gap:8px}.source-list a{color:var(--accent);font-weight:800}.citation-chip{display:inline-flex;margin:4px 5px 4px 0;padding:6px 9px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.74rem;font-weight:850}@media(max-width:700px){.evidence-grid{grid-template-columns:1fr}}