/* =========================================================
   Scholar Portfolio — main stylesheet
   Colours and fonts come from Appearance → Customize (CSS variables
   printed in <head>). Everything below reads those variables.
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
	--primary: #0F4C81;
	--secondary: #1976D2;
	--accent: #00ACC1;
	--success: #2E7D32;
	--bg: #F8FAFC;
	--ink: #0F1B2D;
	--body: #33415C;
	--footer-bg: var(--primary);

	--surface: #FFFFFF;
	--surface-2: #F1F5F9;
	--muted: #64748B;
	--line: #E2E8F0;

	--grad: linear-gradient(120deg, var(--primary) 0%, var(--secondary) 55%, var(--accent) 100%);
	--grad-soft: linear-gradient(120deg, color-mix(in srgb, var(--primary) 7%, transparent), color-mix(in srgb, var(--accent) 7%, transparent));
	--tint: color-mix(in srgb, var(--primary) 8%, var(--surface));

	--shadow-sm: 0 1px 2px rgba(15, 27, 45, .06), 0 1px 3px rgba(15, 27, 45, .05);
	--shadow: 0 6px 20px rgba(15, 27, 45, .08);
	--shadow-lg: 0 18px 48px rgba(15, 27, 45, .14);

	--radius: 16px;
	--radius-sm: 10px;
	--maxw: 1180px;
	--nav-h: 68px;
	--base-size: 16px;

	--font-display: "Poppins", system-ui, sans-serif;
	--font-body: "Inter", system-ui, sans-serif;
	--font-num: "Montserrat", system-ui, sans-serif;
}

html[data-theme="dark"] {
	--bg: #0A1220;
	--surface: #101B2D;
	--surface-2: #16233A;
	--ink: #F1F5F9;
	--body: #CBD5E1;
	--muted: #94A3B8;
	--line: #22314C;
	--tint: #13213A;
	--grad-soft: linear-gradient(120deg, color-mix(in srgb, var(--accent) 10%, transparent), color-mix(in srgb, var(--secondary) 10%, transparent));
	--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
	--shadow: 0 8px 24px rgba(0, 0, 0, .45);
	--shadow-lg: 0 20px 50px rgba(0, 0, 0, .55);
	color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--nav-h) + 16px); }
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; animation-iteration-count: 1 !important; }
}
body {
	margin: 0;
	font-family: var(--font-body);
	font-size: var(--base-size);
	color: var(--body);
	background: var(--bg);
	line-height: 1.7;
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6, .h3 { font-family: var(--font-display); color: var(--ink); line-height: 1.22; margin: 0 0 .5em; font-weight: 600; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); font-weight: 700; }
h2 { font-size: clamp(1.55rem, 3.2vw, 2.25rem); }
h3, .h3 { font-size: 1.2rem; }
p { margin: 0 0 1rem; }
a { color: var(--secondary); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
img { max-width: 100%; height: auto; display: block; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
#main:focus { outline: none; }
[hidden] { display: none !important; }

.sp-icon { width: 1.15em; height: 1.15em; flex: none; vertical-align: -.2em; }

.screen-reader-text {
	border: 0; clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%); height: 1px; margin: -1px;
	overflow: hidden; padding: 0; position: absolute !important; width: 1px; word-wrap: normal !important;
}
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 2000; background: var(--primary); color: #fff; padding: 10px 16px; border-radius: 8px; transition: top .2s; }
.skip-link:focus { top: 12px; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(16px, 4vw, 34px); }
.section { padding: clamp(56px, 8vw, 100px) 0; }
.section--tight { padding: clamp(40px, 5vw, 64px) 0; }
.section--first { padding-top: clamp(24px, 3vw, 40px); }
.bg-surface { background: var(--surface); }
.bg-soft { background: var(--grad-soft); }
.center { text-align: center; }

/* ---------- Eyebrow / section head ---------- */
.eyebrow {
	display: inline-flex; align-items: center; gap: 8px;
	font-family: var(--font-num); font-weight: 600; font-size: .78rem;
	letter-spacing: .16em; text-transform: uppercase; color: var(--accent);
	margin-bottom: 12px;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--accent); border-radius: 2px; }
.section-head { max-width: 740px; margin-bottom: clamp(28px, 4.5vw, 52px); }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }
.more-link { margin: 30px 0 0; }
.more-link.center { text-align: center; }

.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--grad); z-index: 1200; }

/* ---------- Header ---------- */
.topbar { background: var(--primary); color: #fff; text-align: center; font-size: .8rem; letter-spacing: .03em; padding: 7px 16px; }
.nav {
	position: sticky; top: 0; z-index: 1000;
	background: color-mix(in srgb, var(--surface) 86%, transparent);
	-webkit-backdrop-filter: saturate(140%) blur(14px); backdrop-filter: saturate(140%) blur(14px);
	border-bottom: 1px solid transparent; transition: border-color .3s, box-shadow .3s;
}
.admin-bar .nav { top: 32px; }
@media (max-width: 782px) { .admin-bar .nav { top: 0; } }
.nav.scrolled { border-bottom-color: var(--line); box-shadow: var(--shadow-sm); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: var(--nav-h); }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--font-display); font-weight: 700; color: var(--ink); font-size: 1.02rem; line-height: 1.2; flex: none; }
.brand:hover { text-decoration: none; }
.brand__mark { width: 38px; height: 38px; border-radius: 11px; background: var(--grad); display: grid; place-items: center; color: #fff; flex: none; }
.brand__mark .sp-icon { width: 22px; height: 22px; }
.brand__logo { width: 40px; height: 40px; object-fit: contain; }
.brand small { display: block; font-family: var(--font-body); font-weight: 500; font-size: .7rem; color: var(--muted); letter-spacing: .02em; margin-top: 2px; }

.nav__menu { flex: 1; display: flex; justify-content: center; min-width: 0; }
.nav__links { display: flex; align-items: center; gap: 0; list-style: none; margin: 0; padding: 0; }
.nav__links a {
	display: block; color: var(--body); font-weight: 500; font-size: .92rem; padding: 9px 11px; border-radius: 9px;
	position: relative; transition: color .2s, background .2s; white-space: nowrap;
}
.nav__links a:hover { color: var(--primary); background: var(--surface-2); text-decoration: none; }
.nav__links a.active { color: var(--primary); }
.nav__links a.active::after { content: ""; position: absolute; left: 11px; right: 11px; bottom: 3px; height: 2px; background: var(--accent); border-radius: 2px; }
html[data-theme="dark"] .nav__links a.active, html[data-theme="dark"] .nav__links a:hover { color: #fff; }
.nav__actions { display: flex; align-items: center; gap: 8px; flex: none; }

.icon-btn {
	width: 42px; height: 42px; border-radius: 11px; border: 1px solid var(--line); background: var(--surface);
	color: var(--body); display: grid; place-items: center; cursor: pointer; padding: 0;
	transition: transform .2s, color .2s, border-color .2s;
}
.icon-btn:hover { color: var(--primary); border-color: var(--accent); transform: translateY(-2px); }
.icon-btn .sp-icon { width: 20px; height: 20px; }
.theme-toggle .i-sun, html[data-theme="dark"] .theme-toggle .i-moon { display: none; }
html[data-theme="dark"] .theme-toggle .i-sun { display: block; }
.nav__burger { display: none; }
.nav__burger .i-close, .nav__burger[aria-expanded="true"] .i-open { display: none; }
.nav__burger[aria-expanded="true"] .i-close { display: block; }

/* ---------- Buttons ---------- */
.btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 9px;
	font-family: var(--font-display); font-weight: 600; font-size: .95rem; line-height: 1.2;
	padding: 13px 22px; min-height: 46px; border-radius: 12px; cursor: pointer; border: 1px solid transparent;
	background: var(--primary); color: #fff; transition: transform .2s, box-shadow .2s, background .2s, border-color .2s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 22px color-mix(in srgb, var(--primary) 28%, transparent); text-decoration: none; color: #fff; }
.btn--grad { background: var(--grad); }
.btn--ghost { background: var(--surface); color: var(--primary); border-color: var(--line); }
.btn--ghost:hover { color: var(--primary); border-color: var(--accent); box-shadow: var(--shadow); }
html[data-theme="dark"] .btn--ghost, html[data-theme="dark"] .btn--ghost:hover { color: var(--ink); }
.btn--sm { padding: 9px 16px; min-height: 40px; font-size: .88rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-row--center { justify-content: center; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; pointer-events: none;
	background: radial-gradient(60% 60% at 82% 8%, color-mix(in srgb, var(--accent) 15%, transparent), transparent 60%),
		radial-gradient(50% 50% at 8% 92%, color-mix(in srgb, var(--secondary) 12%, transparent), transparent 60%); }
.hero__grid-lines { position: absolute; inset: 0; opacity: .5; pointer-events: none;
	background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
	background-size: 46px 46px;
	-webkit-mask-image: radial-gradient(80% 70% at 50% 30%, #000 30%, transparent 78%); mask-image: radial-gradient(80% 70% at 50% 30%, #000 30%, transparent 78%); }
.hero__inner > * { min-width: 0; }
.hero__inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; padding: clamp(40px, 6vw, 88px) 0 clamp(28px, 4vw, 48px); }
.hero__badge { display: inline-flex; align-items: center; gap: 9px; padding: 7px 15px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-sm); font-size: .82rem; font-weight: 500; margin-bottom: 20px; }
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 4px rgba(46, 125, 50, .16); }
.hero h1 { margin-bottom: .35em; }
.hero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
html[data-theme="dark"] .hero h1 .grad { background: linear-gradient(120deg, color-mix(in srgb, var(--secondary) 55%, #fff), color-mix(in srgb, var(--accent) 70%, #fff)); -webkit-background-clip: text; background-clip: text; }
.hero__cred { font-weight: 600; }
.hero__role { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--primary); margin: 0 0 4px; }
.hero__role2 { font-family: var(--font-display); font-weight: 500; font-size: clamp(.98rem, 1.7vw, 1.1rem); color: var(--secondary); margin: 0 0 6px; }
html[data-theme="dark"] .hero__role, html[data-theme="dark"] .hero__role2 { color: color-mix(in srgb, var(--accent) 70%, #fff); }
.hero__org { color: var(--muted); font-weight: 500; margin-bottom: 14px; }
.hero__quote { max-width: 540px; font-size: 1.06rem; border-left: 3px solid var(--accent); padding-left: 18px; margin: 18px 0 26px; font-style: italic; }
.hero__meta { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 24px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: .9rem; }
.hero__meta li { display: inline-flex; align-items: center; gap: 7px; }
.hero__meta .sp-icon { color: var(--accent); }
.hero__portrait { position: relative; max-width: 460px; justify-self: end; width: 100%; }
.hero__portrait .frame { position: relative; border-radius: 26px; overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid var(--line); background: var(--surface); }
.hero__portrait .frame img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
.hero__portrait .frame::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, color-mix(in srgb, var(--primary) 35%, transparent)); }
.floating-chip { position: absolute; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-lg); border-radius: 14px; padding: 11px 15px; display: flex; align-items: center; gap: 11px; animation: floaty 4.5s ease-in-out infinite; }
.floating-chip .ic { width: 38px; height: 38px; border-radius: 10px; background: var(--tint); display: grid; place-items: center; color: var(--primary); }
html[data-theme="dark"] .floating-chip .ic { color: var(--accent); }
.floating-chip b { font-family: var(--font-num); font-size: 1.2rem; color: var(--ink); display: block; line-height: 1.1; }
.floating-chip small { color: var(--muted); font-size: .74rem; }
.floating-chip.c1 { top: 8%; left: -28px; }
.floating-chip.c2 { bottom: 10%; right: -22px; animation-delay: 1.5s; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.ecg-band { position: relative; z-index: 2; }
.ecg-line { width: 100%; max-width: 720px; height: 46px; display: block; color: var(--accent); }
.ecg-line path { fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: ecgdraw 3.4s ease forwards; }
@keyframes ecgdraw { to { stroke-dashoffset: 0; } }

/* ---------- Stats ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 18px; }
.stat-grid--3 { grid-template-columns: repeat(3, 1fr); margin-bottom: 40px; }
.stat-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 20px; box-shadow: var(--shadow-sm); position: relative; overflow: hidden; transition: transform .25s, box-shadow .25s; }
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.stat-card::before { content: ""; position: absolute; left: 0; top: 0; height: 100%; width: 4px; background: var(--grad); }
.stat-card .ic { width: 44px; height: 44px; border-radius: 12px; background: var(--tint); color: var(--primary); display: grid; place-items: center; margin-bottom: 14px; }
html[data-theme="dark"] .stat-card .ic, html[data-theme="dark"] .card .ic { color: var(--accent); }
.stat-card .num { font-family: var(--font-num); font-weight: 700; font-size: clamp(1.8rem, 3vw, 2.3rem); color: var(--ink); line-height: 1; }
.stat-card .num .suffix { color: var(--accent); }
.stat-card .lbl { color: var(--muted); font-size: .88rem; font-weight: 500; margin-top: 8px; }

/* ---------- Cards & grids ---------- */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s, border-color .25s; height: 100%; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.card .ic { width: 52px; height: 52px; border-radius: 14px; background: var(--tint); color: var(--primary); display: grid; place-items: center; margin-bottom: 16px; }
.card .ic .sp-icon { width: 26px; height: 26px; }
.card h3 { margin-bottom: 8px; }
.card h3 a { color: inherit; }
.card p { font-size: .95rem; margin: 0 0 .5rem; }
.card p:last-child { margin-bottom: 0; }
.card .tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.card .where, .award-card .org { color: var(--secondary); font-weight: 600; font-size: .9rem; margin-bottom: 8px; }
html[data-theme="dark"] .card .where, html[data-theme="dark"] .award-card .org, html[data-theme="dark"] .tl-card .where { color: color-mix(in srgb, var(--accent) 75%, #fff); }
.chip { display: inline-block; font-size: .74rem; font-weight: 600; line-height: 1.4; color: var(--primary); background: var(--surface-2); padding: 4px 11px; border-radius: 999px; border: 1px solid var(--line); }
html[data-theme="dark"] .chip { color: var(--ink); }
.chip--success { color: #fff !important; background: var(--success); border-color: transparent; }
.chip--soft { color: var(--secondary); }
.chip--idx { color: #fff !important; background: var(--primary); border-color: transparent; }
a.chip:hover { border-color: var(--accent); text-decoration: none; }

.link-card { display: block; color: inherit; }
.link-card:hover { text-decoration: none; }
.link-card .count { font-family: var(--font-num); color: var(--accent); margin-left: 6px; }
.link-card__go { display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; font-weight: 600; color: var(--secondary); }

/* ---------- Motto ---------- */
.motto { padding: clamp(40px, 6vw, 72px) 0; background: var(--grad); color: #fff; }
.motto__inner { margin: 0 auto; max-width: 900px; text-align: center; }
.motto__ic { display: inline-grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: rgba(255, 255, 255, .16); margin-bottom: 14px; }
.motto blockquote { margin: 0; }
.motto blockquote p { font-family: var(--font-display); font-size: clamp(1.15rem, 2.3vw, 1.55rem); line-height: 1.5; font-weight: 500; color: #fff; }
.motto figcaption { opacity: .85; font-size: .95rem; }

/* ---------- Timeline ---------- */
.timeline { position: relative; max-width: 860px; margin: 0 auto; }
.timeline::before { content: ""; position: absolute; left: 18px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(var(--accent), var(--line)); }
.tl-item { position: relative; padding: 0 0 28px 58px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot { position: absolute; left: 10px; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: var(--surface); border: 3px solid var(--accent); box-shadow: 0 0 0 4px var(--bg); }
.bg-surface .tl-dot { box-shadow: 0 0 0 4px var(--surface); }
.tl-year { font-family: var(--font-num); font-weight: 700; color: var(--accent); font-size: .88rem; letter-spacing: .04em; }
.tl-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 18px 20px; box-shadow: var(--shadow-sm); margin-top: 6px; transition: transform .25s, box-shadow .25s; }
.bg-surface .tl-card { background: var(--bg); }
.tl-card:hover { transform: translateX(4px); box-shadow: var(--shadow); }
.tl-card h3 { margin: 0 0 4px; font-size: 1.05rem; }
.tl-card .where { color: var(--secondary); font-weight: 600; font-size: .9rem; }
.tl-card p { margin: 8px 0 0; font-size: .93rem; color: var(--muted); }
.tl-tag { display: inline-block; font-size: .68rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--primary); background: var(--surface-2); padding: 3px 9px; border-radius: 6px; margin-bottom: 6px; }
html[data-theme="dark"] .tl-tag { color: var(--accent); }

/* ---------- Charts (single series, computed from the Publications list) ---------- */
.chart-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow-sm); }
.bg-surface .chart-card { background: var(--bg); }
.chart { margin: 0; }
.chart__title { font-family: var(--font-display); font-weight: 600; color: var(--ink); font-size: 1.05rem; margin-bottom: 18px; }
.chart__note { color: var(--muted); font-size: .82rem; margin: 14px 0 0; }
.chart__row { position: relative; border-radius: 6px; outline-offset: 2px; }
.chart__label, .chart__value { font-size: .82rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.chart__value { color: var(--ink); font-weight: 600; font-family: var(--font-num); }
.chart__bar { display: block; background: var(--secondary); transition: opacity .2s; }
.chart__row:hover .chart__bar, .chart__row:focus .chart__bar { opacity: .8; }
.chart__row[data-tip]:hover::after, .chart__row[data-tip]:focus::after {
	content: attr(data-tip); position: absolute; z-index: 5; left: 50%; bottom: calc(100% + 6px); transform: translateX(-50%);
	background: var(--ink); color: var(--surface); font-size: .78rem; padding: 5px 9px; border-radius: 6px; white-space: nowrap; pointer-events: none;
}
/* vertical (years) */
.chart--v .chart__plot { display: flex; align-items: flex-end; gap: 10px; height: 220px; border-bottom: 1px solid var(--line); padding-top: 22px; }
.chart--v .chart__row { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; min-width: 0; }
.chart--v .chart__track { order: 2; display: flex; align-items: flex-end; justify-content: center; width: 100%; height: calc(100% - 22px); }
.chart--v .chart__bar { width: min(44px, 70%); height: var(--v); min-height: 4px; border-radius: 4px 4px 0 0; }
.chart--v .chart__value { order: 1; margin-bottom: 4px; }
.chart--v .chart__label { order: 3; position: absolute; bottom: -26px; }
.chart--v .chart__plot { margin-bottom: 28px; }
/* horizontal (indexing) */
.chart--h .chart__plot { display: grid; gap: 12px; }
.chart--h .chart__row { display: grid; grid-template-columns: minmax(90px, 30%) 1fr 32px; align-items: center; gap: 12px; }
.chart--h .chart__label { color: var(--body); font-weight: 500; }
.chart--h .chart__track { background: var(--surface-2); border-radius: 4px; height: 22px; overflow: hidden; }
.chart--h .chart__bar { height: 100%; width: var(--v); min-width: 4px; border-radius: 0 4px 4px 0; }
.chart--h .chart__value { text-align: right; }

/* ---------- Publications ---------- */
.pub-charts { margin-bottom: 40px; }
.pub-toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 12px; }
.search-box { position: relative; flex: 1 1 280px; }
.search-box .sp-icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.search-box input, .select-wrap select, .field input, .field textarea, .field select, .search-form .search-field {
	width: 100%; padding: 12px 14px; border-radius: 11px; border: 1px solid var(--line); background: var(--surface);
	color: var(--ink); font: inherit; font-size: .95rem;
}
.search-box input { padding-left: 42px; }
.search-box input:focus, .select-wrap select:focus, .field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
.select-wrap { flex: 0 0 150px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-btn { font: inherit; font-size: .84rem; font-weight: 600; color: var(--body); background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 8px 15px; min-height: 40px; cursor: pointer; transition: all .2s; }
.filter-btn:hover { border-color: var(--accent); color: var(--primary); }
.filter-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.result-count { color: var(--muted); font-size: .88rem; margin: 0 0 16px; min-height: 1.4em; }
.pub-list { display: grid; gap: 14px; }
.pub-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 24px; box-shadow: var(--shadow-sm); display: grid; grid-template-columns: 1fr auto; gap: 6px 22px; align-items: start; transition: transform .2s, box-shadow .2s, border-color .2s; }
.bg-surface .pub-item { background: var(--bg); }
.pub-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.pub-item h3 { font-size: 1.06rem; margin: 0 0 6px; }
.pub-item h3 a { color: var(--ink); }
.pub-item .authors { font-size: .88rem; margin: 0 0 2px; color: var(--body); }
.pub-item .venue { color: var(--muted); font-size: .88rem; margin: 0; font-style: italic; }
.pub-links { margin: 8px 0 0; font-size: .85rem; }
.pub-links a { display: inline-flex; align-items: center; gap: 5px; word-break: break-all; }
.pub-item .meta-r { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; text-align: right; }
.pub-item .yr { font-family: var(--font-num); font-weight: 700; color: var(--accent); font-size: 1.15rem; }
.pub-item[hidden], .patent-card[hidden] { display: none; }
.pub-empty { text-align: center; padding: 44px 20px; color: var(--muted); }
.profiles-strip { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 36px; color: var(--muted); font-size: .9rem; }

/* ---------- Patents ---------- */
.patent-card { display: flex; flex-direction: column; }
.patent-card__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.patent-card__yr { font-family: var(--font-num); font-weight: 700; color: var(--accent); }
.patent-card h3 { font-size: 1.04rem; }
.patent-card .pno { font-family: var(--font-num); color: var(--ink); font-size: .84rem; letter-spacing: .02em; margin: auto 0 2px; padding-top: 6px; }
.patent-card .pdate { color: var(--muted); font-size: .82rem; margin: 0; }

/* ---------- Awards ---------- */
.award-card .ribbon, .post-card .ribbon { display: inline-block; font-family: var(--font-num); font-weight: 700; color: var(--accent); font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 8px; }
.award-card__img { margin: -26px -26px 18px; border-radius: var(--radius) var(--radius) 0 0; overflow: hidden; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 340px 1fr; gap: 48px; align-items: start; }
.about-card { position: sticky; top: calc(var(--nav-h) + 24px); background: var(--surface); border: 1px solid var(--line); border-radius: 20px; overflow: hidden; box-shadow: var(--shadow); }
.about-card__photo img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
.about-card__body { padding: 22px; }
.about-card__name { font-family: var(--font-display); font-weight: 700; color: var(--ink); font-size: 1.2rem; margin-bottom: 12px; }
.about-card__name small { display: block; font-weight: 500; color: var(--muted); font-size: .88rem; }
.about-card__facts { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 10px; font-size: .9rem; }
.about-card__facts li { display: flex; gap: 10px; align-items: flex-start; }
.about-card__facts .sp-icon { color: var(--accent); margin-top: 3px; }
.edu-card .edu-year { font-family: var(--font-num); color: var(--accent); font-weight: 700; font-size: .85rem; margin-bottom: 6px; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { padding: clamp(28px, 4vw, 52px) 0 clamp(24px, 3.5vw, 40px); position: relative; overflow: hidden; border-bottom: 1px solid var(--line); background: var(--surface); }
.page-hero__bg { position: absolute; inset: 0; background: radial-gradient(60% 90% at 88% 0%, color-mix(in srgb, var(--accent) 13%, transparent), transparent 60%), radial-gradient(40% 80% at 0% 100%, color-mix(in srgb, var(--secondary) 8%, transparent), transparent 60%); }
.page-hero .container { position: relative; }
.page-hero h1 { margin: 10px 0 10px; }
.page-hero p { color: var(--muted); max-width: 720px; font-size: 1.08rem; margin: 0; }
.page-hero .eyebrow { display: flex; margin-top: 18px; margin-bottom: 0; }
.crumb { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .85rem; color: var(--muted); }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--primary); }
.crumb .sep { opacity: .5; }
.crumb b { color: var(--ink); font-weight: 600; }
.single-tags { display: flex; gap: 8px; margin-top: 18px; }
.single-title { font-size: clamp(1.6rem, 3.6vw, 2.5rem); max-width: 900px; }

/* ---------- Single publication / patent ---------- */
.single-grid { display: grid; grid-template-columns: 1fr 360px; gap: 40px; align-items: start; }
.single-aside { position: sticky; top: calc(var(--nav-h) + 24px); }
.meta-list { display: grid; grid-template-columns: auto 1fr; gap: 10px 16px; margin: 0 0 20px; font-size: .9rem; }
.meta-list dt { color: var(--muted); font-weight: 600; }
.meta-list dd { margin: 0; color: var(--ink); word-break: break-word; }
.cite-box { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--radius-sm); padding: 18px 20px; }
.cite-box p { font-size: .95rem; font-family: Georgia, "Times New Roman", serif; }

/* ---------- Prose (page text written in the editor) ---------- */
.prose { max-width: 780px; }
.prose--center { margin-left: auto; margin-right: auto; }
.entry-content > * + * { margin-top: 1.1em; }
.entry-content p { font-size: 1.03rem; margin-bottom: 0; }
.entry-content h2 { margin-top: 1.6em; font-size: clamp(1.35rem, 2.6vw, 1.8rem); }
.entry-content h2:first-child { margin-top: 0; }
.entry-content h3 { margin-top: 1.4em; }
.entry-content ul, .entry-content ol { padding-left: 1.3em; }
.entry-content ul li::marker { color: var(--accent); }
.entry-content li + li { margin-top: .4em; }
.entry-content blockquote, .entry-content .wp-block-quote {
	margin: 1.6em 0; padding: 20px 24px; border-left: 4px solid var(--accent); background: var(--grad-soft);
	border-radius: 0 var(--radius-sm) var(--radius-sm) 0; font-size: 1.08rem; color: var(--ink);
}
.entry-content blockquote p { font-size: inherit; font-style: italic; }
.entry-content blockquote cite { display: block; margin-top: 10px; font-size: .88rem; font-style: normal; color: var(--muted); }
.entry-content img { border-radius: var(--radius-sm); }
.entry-content figure { margin-left: 0; margin-right: 0; }
.entry-content figcaption { color: var(--muted); font-size: .85rem; text-align: center; margin-top: 8px; }
.entry-content table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.entry-content th, .entry-content td { border-bottom: 1px solid var(--line); padding: 10px 12px; text-align: left; }
.entry-content th { color: var(--ink); background: var(--surface-2); }
.entry-content .wp-block-button__link { background: var(--grad); border-radius: 12px; font-family: var(--font-display); font-weight: 600; padding: 12px 22px; }
.entry-content .wp-block-details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0; margin-top: 12px; }
.entry-content .wp-block-details summary { cursor: pointer; padding: 16px 20px; font-family: var(--font-display); font-weight: 600; color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.entry-content .wp-block-details summary::-webkit-details-marker { display: none; }
.entry-content .wp-block-details summary::after { content: "+"; color: var(--accent); font-size: 1.3rem; line-height: 1; }
.entry-content .wp-block-details[open] summary::after { content: "–"; }
.entry-content .wp-block-details > :not(summary) { padding: 0 20px 16px; margin: 0; }
.bg-surface .entry-content .wp-block-details { background: var(--bg); }
.entry-content .wp-block-gallery { gap: 14px; }
.entry-content .wp-block-gallery img { cursor: zoom-in; }
.page-feature { margin: 0 0 32px; border-radius: var(--radius); overflow: hidden; }
.has-primary-color { color: var(--primary) !important; } .has-primary-background-color { background-color: var(--primary) !important; }
.has-secondary-color { color: var(--secondary) !important; } .has-secondary-background-color { background-color: var(--secondary) !important; }
.has-accent-color { color: var(--accent) !important; } .has-accent-background-color { background-color: var(--accent) !important; }
.has-ink-color { color: var(--ink) !important; }
.alignwide { max-width: min(1100px, 100%); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 26px; align-items: start; }
.info-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); }
.info-row { display: flex; gap: 14px; align-items: flex-start; padding: 13px 0; border-bottom: 1px solid var(--line); }
.info-row:last-of-type { border-bottom: 0; }
.info-row .ic { width: 42px; height: 42px; border-radius: 11px; background: var(--tint); color: var(--primary); display: grid; place-items: center; flex: none; }
html[data-theme="dark"] .info-row .ic { color: var(--accent); }
.info-row small { display: block; color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; }
.info-row a, .info-row span { color: var(--ink); font-weight: 500; word-break: break-word; }
.field { margin-bottom: 16px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.field label { display: block; font-size: .86rem; font-weight: 600; color: var(--ink); margin-bottom: 7px; }
.field textarea { resize: vertical; min-height: 140px; }
.field.invalid input, .field.invalid textarea { border-color: #c0392b; }
.hp-field { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-note { padding: 12px 16px; border-radius: 11px; font-weight: 600; font-size: .92rem; margin-bottom: 16px; }
.form-note--ok { background: rgba(46, 125, 50, .12); color: var(--success); }
.form-note--err { background: rgba(192, 57, 43, .1); color: #b03a2e; }
.map-embed iframe { width: 100%; height: 340px; border: 0; border-radius: var(--radius); box-shadow: var(--shadow-sm); display: block; }

/* ---------- Blog / search ---------- */
.post-list { display: grid; gap: 18px; max-width: 900px; }
.post-card { display: grid; grid-template-columns: 220px 1fr; gap: 22px; align-items: start; }
.post-card:not(:has(.post-card__img)) { grid-template-columns: 1fr; }
.post-card__img img { border-radius: var(--radius-sm); aspect-ratio: 16 / 10; object-fit: cover; }
.post-card h2 a { color: var(--ink); }
.pagination .nav-links { display: flex; gap: 8px; margin-top: 30px; }
.pagination .page-numbers { padding: 8px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }
.search-inline { max-width: 520px; margin: 24px auto 32px; }
.search-form { display: flex; gap: 10px; }
.search-form label { flex: 1; }
.search-form .search-submit { font: inherit; font-weight: 600; background: var(--primary); color: #fff; border: 0; border-radius: 11px; padding: 0 20px; cursor: pointer; }
.post-nav .nav-links { display: flex; justify-content: space-between; gap: 20px; margin-top: 40px; }
.notfound { min-height: 50vh; }

/* ---------- Footer ---------- */
.footer { background: var(--footer-bg); color: rgba(255, 255, 255, .78); padding: 60px 0 26px; }
html[data-theme="dark"] .footer { background: #08111f; border-top: 1px solid var(--line); }
.footer .brand, .footer .brand:hover { color: #fff; }
.footer .brand small { color: rgba(255, 255, 255, .7); }
.footer .brand__mark { background: rgba(255, 255, 255, .14); }
.footer__h { color: #fff; font-size: 1rem; margin-bottom: 16px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr .8fr 1.2fr 1.1fr; gap: 34px; }
.footer a { color: rgba(255, 255, 255, .85); }
.footer a:hover { color: #fff; }
.footer p, .footer li { font-size: .92rem; }
.footer__about { margin-top: 14px; }
.footer__links, .footer__contact { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer__contact li { display: flex; gap: 10px; align-items: flex-start; word-break: break-word; }
.footer__contact .sp-icon, .footer p .sp-icon { margin-top: 4px; opacity: .8; }
.footer__social { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.footer__social a { width: 40px; height: 40px; border-radius: 10px; background: rgba(255, 255, 255, .1); display: grid; place-items: center; color: #fff; transition: background .2s, transform .2s; }
.footer__social a:hover { background: var(--accent); transform: translateY(-3px); }
.footer__bottom { border-top: 1px solid rgba(255, 255, 255, .15); margin-top: 40px; padding-top: 20px; display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; font-size: .85rem; }

/* ---------- Floating quick actions / back to top ---------- */
.fab-stack { position: fixed; right: 18px; bottom: 20px; z-index: 900; display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.fab-toggle { width: 52px; height: 52px; border-radius: 50%; background: var(--grad); color: #fff; border: none; cursor: pointer; box-shadow: var(--shadow-lg); display: grid; place-items: center; transition: transform .3s; }
.fab-toggle[aria-expanded="true"] { transform: rotate(135deg); }
.fab-menu { display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.fab-link { display: inline-flex; align-items: center; gap: 9px; background: var(--surface); border: 1px solid var(--line); color: var(--body); padding: 9px 15px; border-radius: 999px; box-shadow: var(--shadow); font-size: .86rem; font-weight: 600; }
.fab-link:hover { color: var(--primary); text-decoration: none; }
.fab-link .sp-icon { color: var(--accent); }
.back-top { position: fixed; right: 23px; bottom: 84px; z-index: 899; opacity: 0; pointer-events: none; transition: opacity .3s; }
.back-top.show { opacity: 1; pointer-events: auto; }
body:not(:has(.fab-stack)) .back-top { bottom: 20px; }

/* ---------- Lightbox for gallery images ---------- */
.lightbox { position: fixed; inset: 0; z-index: 3000; background: rgba(8, 14, 26, .9); display: grid; place-items: center; padding: 24px; }
.lightbox img { max-height: 88vh; max-width: 92vw; border-radius: 10px; }
.lightbox button { position: absolute; top: 16px; right: 16px; }

/* ---------- Reveal on scroll (only when JS runs) ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity .7s cubic-bezier(.2, .7, .2, 1), transform .7s cubic-bezier(.2, .7, .2, 1); }
.js [data-reveal].in { opacity: 1; transform: none; }
.js [data-reveal-delay="1"] { transition-delay: .08s; }
.js [data-reveal-delay="2"] { transition-delay: .16s; }
.js [data-reveal-delay="3"] { transition-delay: .24s; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
	.nav__actions .desktop-cta { display: none; }
}
@media (max-width: 1040px) {
	.nav__menu { position: static; flex: 0; }
	.nav__links { display: none; }
	.nav__burger { display: grid; }
	.nav__links.open {
		display: flex; position: absolute; top: var(--nav-h); left: 0; right: 0; flex-direction: column; align-items: stretch;
		background: var(--surface); border-bottom: 1px solid var(--line); padding: 12px clamp(16px, 4vw, 34px) 18px; gap: 2px; box-shadow: var(--shadow-lg);
		max-height: calc(100vh - var(--nav-h)); overflow-y: auto;
	}
	.nav__links.open a { padding: 12px 14px; font-size: 1rem; }
	.nav__links.open a.active::after { display: none; }
	.nav__links.open a.active { background: var(--surface-2); }
	.nav__actions .desktop-cta { display: inline-flex; }
}
@media (max-width: 980px) {
	.hero__inner { grid-template-columns: 1fr; gap: 34px; }
	.hero__portrait { max-width: 340px; margin: 0 auto; justify-self: center; order: -1; }
	.footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
	.contact-grid, .single-grid, .about-grid { grid-template-columns: 1fr; }
	.about-card, .single-aside { position: static; }
	.about-card { display: grid; grid-template-columns: 200px 1fr; }
	.grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
	.nav__actions .desktop-cta { display: none; }
	.grid-2, .grid-3, .stat-grid--3, .field-row { grid-template-columns: 1fr; }
	.stat-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
	.stat-card { padding: 18px 16px; }
	.footer__grid { grid-template-columns: 1fr; }
	.pub-item { grid-template-columns: 1fr; padding: 18px; }
	.pub-item .meta-r { flex-direction: row; align-items: center; order: -1; }
	.about-card { grid-template-columns: 1fr; }
	.post-card { grid-template-columns: 1fr; }
	.btn-row > .btn { flex: 1 1 100%; }
	.chart--h .chart__row { grid-template-columns: 96px 1fr 28px; gap: 8px; }
	.chart--v .chart__plot { gap: 6px; }
	.chart--v .chart__label { font-size: .72rem; }
	.brand { font-size: .95rem; }
	.hero h1 { font-size: 2rem; }
	.hero__cred { white-space: normal; }
	.hero__portrait { max-width: 300px; }
	.floating-chip { padding: 8px 11px; }
	.floating-chip.c1 { left: -12px; } .floating-chip.c2 { right: -12px; }
	.topbar { display: none; }
	.select-wrap { flex: 1 1 100%; }
}
@media print {
	.nav, .topbar, .fab-stack, .back-top, .footer__social, .hero__bg, .hero__grid-lines, .ecg-band { display: none !important; }
	.js [data-reveal] { opacity: 1 !important; transform: none !important; }
	body { background: #fff; }
}
