/* ═══════════════════════════════════════════════════
   MHJ Site — shared stylesheet
   Fonts: Lora (headings) + IBM Plex Sans (body)
═══════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Lora:wght@600;700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400&display=swap');

:root{
  --bg:#f4f6f9;
  --card:#ffffff;
  --ink:#1a2433;
  --muted:#5c6e82;
  --line:#dce4ee;
  --accent:#003f7d;
  --accent2:#0077b6;
  --soft:#e8f2fb;
  --gold:#b07800;
  --green:#1a7a4a;
  --citebg:#e8f5e9;
  --citefg:#2e7d32;
  --nav-bg:#00264d;
  --sidebar-w:240px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'IBM Plex Sans',system-ui,sans-serif;
  background:var(--bg);color:var(--ink);
  line-height:1.65;font-size:15.5px;
  display:flex;flex-direction:column;min-height:100vh;
}
a{color:var(--accent2);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}

/* ── TOPBAR ─────────────────────────────────────── */
.topbar{
  background:var(--nav-bg);color:#fff;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;height:54px;position:sticky;top:0;z-index:100;
  box-shadow:0 2px 12px rgba(0,0,0,.25);
}
.topbar-brand{
  font-family:'Lora',serif;font-size:16px;font-weight:700;
  color:#fff;letter-spacing:-.01em;white-space:nowrap;
}
.topbar-brand:hover{text-decoration:none;color:#aad4f0}
.topbar-nav{display:flex;gap:4px;align-items:center;flex-wrap:wrap}
.topbar-nav a{
  color:rgba(255,255,255,.82);font-size:13px;padding:6px 11px;
  border-radius:5px;transition:background .15s,color .15s;
}
.topbar-nav a:hover,
.topbar-nav a.active{background:rgba(255,255,255,.14);color:#fff;text-decoration:none}
.burger{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer}

/* ── HERO (index only) ──────────────────────────── */
.hero{
  background:linear-gradient(140deg,#001e3c 0%,#003f7d 55%,#0077b6 100%);
  color:#fff;padding:60px 24px 52px;
}
.hero-inner{
  max-width:900px;margin:0 auto;
  display:grid;grid-template-columns:160px 1fr;gap:36px;align-items:center;
}
.hero-photo{
  width:148px;height:148px;border-radius:50%;
  border:3px solid rgba(255,255,255,.45);
  object-fit:cover;box-shadow:0 8px 32px rgba(0,0,0,.3);
  background:rgba(255,255,255,.12);
  display:grid;place-items:center;
  font-family:'Lora',serif;font-size:48px;color:#fff;
}
.hero h1{
  font-family:'Lora',serif;font-size:clamp(26px,4vw,44px);
  font-weight:700;letter-spacing:-.02em;line-height:1.1;
}
.hero-title{font-size:15px;opacity:.88;margin-top:8px;line-height:1.5}
.hero-pills{margin-top:16px;display:flex;gap:9px;flex-wrap:wrap}
.pill{
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
  padding:6px 13px;border-radius:4px;color:#fff;font-size:13px;
  transition:background .15s;
}
.pill:hover{background:rgba(255,255,255,.26);text-decoration:none}

/* ── PAGE HEADER (inner pages) ──────────────────── */
.page-header{
  background:linear-gradient(140deg,#001e3c 0%,#003f7d 80%);
  color:#fff;padding:36px 24px 30px;
}
.page-header h1{
  font-family:'Lora',serif;font-size:clamp(22px,3vw,34px);
  font-weight:700;letter-spacing:-.02em;
  max-width:900px;margin:0 auto;
}

/* ── MAIN CONTENT ───────────────────────────────── */
.page-wrap{max-width:900px;margin:0 auto;padding:32px 24px 64px;flex:1}
.wide-wrap{max-width:1160px;margin:0 auto;padding:32px 24px 64px;flex:1}

/* ── CARDS ──────────────────────────────────────── */
.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.05);
  padding:24px;margin-bottom:22px;
}
.card h2{
  font-family:'Lora',serif;font-size:20px;font-weight:700;
  border-bottom:2px solid var(--accent);padding-bottom:9px;margin-bottom:14px;
  letter-spacing:-.01em;
}
.card h3{
  font-family:'Lora',serif;font-size:16.5px;font-weight:600;
  margin:18px 0 8px;color:var(--accent);
}
.hint{color:var(--muted);font-size:13.5px;margin-bottom:14px}

/* ── LISTS ──────────────────────────────────────── */
ul.content-list,ol.content-list{padding-left:22px;margin:8px 0 14px}
ul.content-list li,ol.content-list li{margin-bottom:6px;line-height:1.6}

/* ── GRID 2-COL ─────────────────────────────────── */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}

/* ── PUBLICATION LIST ───────────────────────────── */
.pub-list .pub{border-bottom:1px solid var(--line);padding:17px 0}
.pub-list .pub:last-child{border-bottom:0}
.pub-title{
  font-family:'Lora',serif;font-size:15.5px;font-weight:600;
  color:var(--accent);line-height:1.35;margin-bottom:5px;
}
.pub-title a{color:var(--accent)}
.pub-title a:hover{text-decoration:underline}
.pub-authors{font-size:13px;color:var(--muted);margin-bottom:3px}
.pub-venue{font-size:13.5px;font-style:italic;margin-bottom:6px}
.pub-meta{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:6px}
.badge-year{background:#f0f3f7;border-radius:3px;padding:2px 7px;font-size:12px;color:var(--muted)}
.badge-type{background:var(--soft);border-radius:3px;padding:2px 7px;font-size:12px;color:var(--accent2)}
.badge-cite{
  background:var(--citebg);color:var(--citefg);
  border-radius:3px;padding:2px 8px;font-size:12.5px;font-weight:600;
}
.pub-links{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px}
.pub-link{
  font-size:12.5px;border:1px solid var(--line);padding:4px 10px;
  border-radius:3px;background:#fff;color:var(--ink);
  transition:border-color .12s,background .12s;
}
.pub-link:hover{border-color:var(--accent2);background:var(--soft);text-decoration:none}
.pub-link.doi{background:var(--accent);border-color:var(--accent);color:#fff}
.pub-link.doi:hover{background:#00306a}

/* ── STUDENT TABLE ──────────────────────────────── */
.student-grid{display:grid;gap:10px;margin:10px 0}
.student-row{
  display:grid;grid-template-columns:1fr auto;
  border:1px solid var(--line);border-radius:6px;
  padding:10px 14px;background:#fafcff;font-size:14px;
  align-items:start;gap:10px;
}
.student-name{font-weight:600;color:var(--accent2)}
.student-topic{color:var(--muted);font-size:13px;margin-top:2px}
.student-year{color:var(--muted);font-size:12.5px;white-space:nowrap;
  font-family:'IBM Plex Mono',monospace}

/* ── SERVICE SECTIONS ───────────────────────────── */
.service-item{
  border-left:3px solid var(--soft);padding:8px 0 8px 14px;margin:6px 0;
  font-size:14.5px;
}

/* ── CONTACT ────────────────────────────────────── */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.contact-item{display:flex;gap:12px;align-items:flex-start;padding:12px 0;
  border-bottom:1px solid var(--line)}
.contact-item:last-child{border-bottom:0}
.contact-icon{font-size:20px;flex-shrink:0;width:28px;text-align:center}
.contact-label{font-size:12px;color:var(--muted);text-transform:uppercase;
  letter-spacing:.06em;margin-bottom:2px}
.contact-value{font-size:14.5px;font-weight:500}

/* ── FOOTER ─────────────────────────────────────── */
footer{
  background:var(--nav-bg);color:rgba(255,255,255,.65);
  text-align:center;padding:20px 24px;font-size:13px;
}
footer a{color:rgba(255,255,255,.75)}

/* ── RESPONSIVE ─────────────────────────────────── */
@media(max-width:820px){
  .hero-inner,.two-col,.contact-grid{grid-template-columns:1fr}
  .hero-photo{width:110px;height:110px}
  .topbar-nav{display:none;flex-direction:column;position:absolute;
    top:54px;left:0;right:0;background:var(--nav-bg);padding:12px 16px;gap:4px}
  .topbar-nav.open{display:flex}
  .burger{display:block}
}