/* ============================================================
   Dr. K. Sujith — Academic Research Portfolio
   Design System: "NEURAL LAB"
   Dark-first, technology-forward academic identity.
   Accents: electric cyan / quantum violet / doctoral gold
   ============================================================ */

/* ---------- 1. Tokens (dark is the default canvas) ---------- */
:root {
  /* Core accents */
  --cyan:    #22D3EE;
  --cyan-dim:#0E7490;
  --violet:  #8B5CF6;
  --violet-dim:#5B34D6;
  --gold:    #F5B841;
  --gold-dim:#B7862B;
  --mint:    #2DD4A7;
  --rose:    #FB7185;

  /* Surfaces */
  --bg:        #04060E;
  --bg-2:      #070B16;
  --panel:     #0B1120;
  --panel-2:   #0F172B;
  --panel-hi:  rgba(255, 255, 255, .035);
  --text:      #E9EEFB;
  --text-soft: #BAC6E0;
  --muted:     #8494B8;
  --border:    rgba(255, 255, 255, .09);
  --border-hi: rgba(255, 255, 255, .18);
  --border-color: rgba(255, 255, 255, .09);

  /* Legacy aliases (kept so inline styles in markup keep working) */
  --primary: var(--cyan);
  --secondary: var(--violet);
  --accent: var(--cyan);
  --background: var(--bg);
  --white: #fff;
  --dark: #04060E;
  --text-muted: var(--muted);

  /* Glass */
  --glass-bg: rgba(11, 17, 32, .68);
  --glass-brd: rgba(255, 255, 255, .10);
  --glass-blur: saturate(170%) blur(20px);

  /* Elevation + glow */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, .45);
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, .40);
  --shadow:    0 18px 40px -18px rgba(0, 0, 0, .85), 0 4px 12px rgba(0, 0, 0, .35);
  --shadow-lg: 0 40px 80px -30px rgba(0, 0, 0, .95), 0 12px 28px -16px rgba(0, 0, 0, .7);
  --glow-cyan:   0 0 0 1px rgba(34, 211, 238, .35), 0 12px 44px -12px rgba(34, 211, 238, .45);
  --glow-violet: 0 0 0 1px rgba(139, 92, 246, .35), 0 12px 44px -12px rgba(139, 92, 246, .45);
  --glow-gold:   0 0 0 1px rgba(245, 184, 65, .35), 0 12px 44px -12px rgba(245, 184, 65, .45);

  /* Gradients */
  --grad-brand: linear-gradient(115deg, var(--cyan) 0%, var(--violet) 55%, var(--gold) 100%);
  --grad-cool:  linear-gradient(115deg, var(--cyan) 0%, var(--violet) 100%);
  --grad-gold:  linear-gradient(115deg, var(--gold) 0%, #FFD98A 100%);
  --grad-panel: linear-gradient(160deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .015));
  --grad-ink:   linear-gradient(150deg, #0A1020 0%, #0C1428 55%, #101B34 100%);
  --gradient:   var(--grad-brand);
  --gradient-soft: linear-gradient(180deg, rgba(34, 211, 238, .05), rgba(139, 92, 246, .06));

  --mesh-1: radial-gradient(48% 46% at 14% 16%, rgba(139, 92, 246, .30), transparent 68%);
  --mesh-2: radial-gradient(42% 40% at 86% 8%,  rgba(34, 211, 238, .26), transparent 68%);
  --mesh-3: radial-gradient(52% 52% at 62% 96%, rgba(245, 184, 65, .16), transparent 70%);

  /* Type */
  --font-display: 'Sora', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, Consolas, monospace;
  --font-heading: var(--font-display);

  /* Geometry */
  --nav-height: 76px;
  --radius-xs: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 999px;
  --maxw: 1240px;

  /* Motion */
  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-soft: cubic-bezier(.4, 0, .2, 1);
  --transition: .35s var(--ease);
  --t-fast: .18s var(--ease-soft);

  color-scheme: dark;
}

[data-theme="light"] {
  --cyan:    #0891B2;
  --cyan-dim:#06758F;
  --violet:  #6D3BF5;
  --violet-dim:#5227C9;
  --gold:    #B7791F;
  --gold-dim:#8A5B12;
  --mint:    #0E9F77;

  --bg:        #EEF2FA;
  --bg-2:      #E6EBF7;
  --panel:     #FFFFFF;
  --panel-2:   #F7F9FE;
  --panel-hi:  rgba(11, 18, 38, .025);
  --text:      #0A1226;
  --text-soft: #33405E;
  --muted:     #5D6B8C;
  --border:    rgba(10, 18, 38, .10);
  --border-hi: rgba(10, 18, 38, .20);
  --border-color: rgba(10, 18, 38, .10);

  --glass-bg: rgba(255, 255, 255, .72);
  --glass-brd: rgba(255, 255, 255, .75);

  --shadow-xs: 0 1px 2px rgba(10, 18, 38, .06);
  --shadow-sm: 0 4px 16px -6px rgba(10, 18, 38, .16);
  --shadow:    0 18px 40px -22px rgba(10, 18, 38, .35), 0 4px 12px -6px rgba(10, 18, 38, .12);
  --shadow-lg: 0 40px 80px -34px rgba(10, 18, 38, .45), 0 12px 28px -18px rgba(10, 18, 38, .22);
  --glow-cyan:   0 0 0 1px rgba(8, 145, 178, .30), 0 14px 40px -16px rgba(8, 145, 178, .40);
  --glow-violet: 0 0 0 1px rgba(109, 59, 245, .28), 0 14px 40px -16px rgba(109, 59, 245, .35);
  --glow-gold:   0 0 0 1px rgba(183, 121, 31, .30), 0 14px 40px -16px rgba(183, 121, 31, .35);

  --grad-panel: linear-gradient(160deg, rgba(255, 255, 255, .9), rgba(255, 255, 255, .55));
  --grad-ink:   linear-gradient(150deg, #0A1020 0%, #14213F 60%, #1B2C52 100%);
  --gradient-soft: linear-gradient(180deg, rgba(8, 145, 178, .06), rgba(109, 59, 245, .06));

  --mesh-1: radial-gradient(48% 46% at 14% 16%, rgba(109, 59, 245, .18), transparent 68%);
  --mesh-2: radial-gradient(42% 40% at 86% 8%,  rgba(8, 145, 178, .18), transparent 68%);
  --mesh-3: radial-gradient(52% 52% at 62% 96%, rgba(183, 121, 31, .13), transparent 70%);

  color-scheme: light;
}

/* ---------- 2. Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--nav-height) + 24px);
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.72;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  counter-reset: sec;
  transition: background-color .5s var(--ease-soft), color .5s var(--ease-soft);
}

/* Ambient gradient field */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background-image: var(--mesh-1), var(--mesh-2), var(--mesh-3);
  background-repeat: no-repeat;
}

/* Circuit grid */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  opacity: .55;
  background-image:
    linear-gradient(to right, var(--border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border) 1px, transparent 1px);
  background-size: 58px 58px;
}

/* Neural particle canvas (injected inside the hero band) */
.neural-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .6;
}

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

a { color: var(--cyan); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--gold); }

ul { list-style: none; }

::selection { background: var(--cyan); color: #04060E; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--cyan), var(--violet));
  border-radius: 99px;
  border: 2px solid var(--bg-2);
}

/* ---------- 3. Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -.03em;
  color: var(--text);
  text-wrap: balance;
}

h1 { font-size: clamp(2.35rem, 5.6vw, 3.9rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 2.2vw, 1.32rem); font-weight: 600; }
h4 { font-size: 1.08rem; font-weight: 600; }

p {
  color: var(--text-soft);
  margin-bottom: 1rem;
  font-size: .98rem;
  letter-spacing: -.005em;
  text-wrap: pretty;
}
strong { color: var(--text); font-weight: 700; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ---------- 4. Layout ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.75rem;
}

.section {
  position: relative;
  padding: clamp(4rem, 9vw, 7rem) 0;
  counter-increment: sec;
}

/* hairline rule between consecutive sections */
.section + .section::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: min(90%, var(--maxw));
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--border-hi), transparent);
}

.section-header {
  max-width: 800px;
  margin: 0 auto clamp(2.5rem, 5vw, 3.75rem);
  text-align: center;
}

.section-header .subtitle {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-mono);
  font-size: .69rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
  padding: .38rem .9rem .38rem .75rem;
  border: 1px solid color-mix(in srgb, var(--cyan) 35%, transparent);
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--cyan) 10%, transparent);
  box-shadow: 0 0 24px -8px color-mix(in srgb, var(--cyan) 60%, transparent);
  margin-bottom: 1.1rem;
}

.section-header .subtitle::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  animation: blink 2.4s var(--ease-soft) infinite;
}

.section-header h2 { margin-bottom: .4rem; }

/* Monospace section index — 01 / 02 / 03 ... */
.section-header h2::before {
  content: counter(sec, decimal-leading-zero);
  display: block;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .3em;
  color: color-mix(in srgb, var(--muted) 85%, transparent);
  margin-bottom: .55rem;
}

.section-header h2::after {
  content: "";
  display: block;
  width: 84px; height: 2px;
  margin: 1.1rem auto 0;
  border-radius: 99px;
  background: var(--grad-brand);
  box-shadow: 0 0 18px -2px var(--cyan);
}

/* ---------- 5. Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  padding: .92rem 1.75rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: .93rem;
  font-weight: 600;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
  will-change: transform;
}

.btn:active { transform: translateY(1px) scale(.99); }

.btn-primary {
  background: var(--grad-cool);
  color: #04060E;
  box-shadow: var(--glow-cyan);
  font-weight: 700;
}

.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--grad-gold);
  opacity: 0;
  transition: opacity .4s var(--ease);
}

.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--glow-gold); }
.btn-primary:hover::before { opacity: 1; }

.btn-outline {
  background: color-mix(in srgb, var(--panel) 55%, transparent);
  color: var(--text);
  border-color: var(--border-hi);
  backdrop-filter: var(--glass-blur);
}

.btn-outline::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--grad-cool);
  transform: translateY(101%);
  transition: transform .45s var(--ease);
}

.btn-outline:hover {
  color: #04060E;
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--glow-violet);
}
.btn-outline:hover::before { transform: translateY(0); }

.btn-sm { padding: .5rem 1.05rem; font-size: .8rem; }

.btn-group { display: flex; flex-wrap: wrap; gap: .9rem; }

.btn .ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  background: rgba(255, 255, 255, .35);
  animation: ripple .65s var(--ease-soft) forwards;
  pointer-events: none;
  z-index: 2;
}

/* ---------- 6. Loader ---------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 1.5rem;
  background: var(--bg);
  transition: opacity .6s var(--ease), visibility .6s var(--ease);
}

.loader.hidden { opacity: 0; visibility: hidden; }

.loader-spinner {
  position: relative;
  width: 74px; height: 74px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0 15%, var(--cyan) 55%, var(--violet) 80%, var(--gold) 100%);
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 4px), #000 0);
  mask: radial-gradient(farthest-side, transparent calc(100% - 4px), #000 0);
  animation: spin .95s linear infinite;
  filter: drop-shadow(0 0 12px color-mix(in srgb, var(--cyan) 60%, transparent));
}

.loader-text {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

/* ---------- 7. Scroll progress ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0;
  z-index: 1200;
  background: var(--grad-brand);
  box-shadow: 0 0 18px color-mix(in srgb, var(--cyan) 80%, transparent);
}

/* ---------- 8. Navigation ---------- */
header { position: relative; z-index: 1000; }

.navbar {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: min(calc(100% - 2.2rem), var(--maxw));
  z-index: 1000;
  border-radius: var(--radius-pill);
  background: var(--glass-bg);
  border: 1px solid var(--glass-brd);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .4s var(--ease), background-color .4s var(--ease), transform .45s var(--ease);
}

.navbar.scrolled {
  box-shadow: var(--shadow), 0 0 0 1px color-mix(in srgb, var(--cyan) 18%, transparent);
}

.navbar.nav-hidden { transform: translateX(-50%) translateY(-180%); }

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 60px;
  padding: 0 .6rem 0 1.25rem;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: -.02em;
  color: var(--text);
  white-space: nowrap;
}

.nav-logo::before {
  content: "{ }";
  display: grid;
  place-items: center;
  width: 30px; height: 30px;
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 700;
  color: #04060E;
  background: var(--grad-cool);
  box-shadow: 0 0 20px -4px var(--cyan);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}

.nav-logo:hover::before { transform: rotate(-12deg) scale(1.08); box-shadow: 0 0 26px -2px var(--violet); }
.nav-logo:hover { color: var(--text); }

.nav-menu { display: flex; align-items: center; gap: .05rem; margin-left: auto; }

.nav-link {
  position: relative;
  display: block;
  padding: .5rem .7rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: .835rem;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
  transition: color .25s var(--ease), background-color .25s var(--ease);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 50%; bottom: 2px;
  width: 0; height: 2px;
  border-radius: 2px;
  background: var(--grad-cool);
  box-shadow: 0 0 10px var(--cyan);
  transform: translateX(-50%);
  transition: width .32s var(--ease);
}

.nav-link:hover { color: var(--text); }
.nav-link:hover::after { width: 45%; }

.nav-link.active {
  color: var(--text);
  font-weight: 600;
  background: color-mix(in srgb, var(--cyan) 12%, transparent);
}
.nav-link.active::after { width: 45%; }

.nav-actions { display: flex; align-items: center; gap: .4rem; }

.theme-toggle,
.nav-toggle {
  display: inline-grid;
  place-items: center;
  width: 42px; height: 42px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: color-mix(in srgb, var(--panel) 70%, transparent);
  color: var(--text);
  font-size: 1rem;
  cursor: pointer;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}

.theme-toggle:hover {
  transform: translateY(-2px) rotate(-14deg);
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
}

.nav-toggle { display: none; flex-direction: column; gap: 5px; }
.nav-toggle span {
  display: block;
  width: 18px; height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform .35s var(--ease), opacity .25s var(--ease);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-toggle:hover { transform: translateY(-2px); border-color: var(--cyan); }

/* ---------- 9. Hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--nav-height) + 3.5rem) 0 clamp(3rem, 7vw, 5rem);
  overflow: hidden;
}

.hero-aurora {
  position: absolute;
  inset: -15% -10% auto -10%;
  height: 125%;
  z-index: -1;
  pointer-events: none;
}

.hero-aurora span {
  position: absolute;
  border-radius: 50%;
  filter: blur(56px);
  opacity: .45;
  will-change: transform;
  transition: transform .9s var(--ease-soft);
}
.hero-aurora span:nth-child(1) { width: 34vw; height: 34vw; left: -8%; top: 4%;   background: color-mix(in srgb, var(--violet) 55%, transparent); }
.hero-aurora span:nth-child(2) { width: 26vw; height: 26vw; right: 2%; top: -6%;  background: color-mix(in srgb, var(--cyan) 50%, transparent); }
.hero-aurora span:nth-child(3) { width: 28vw; height: 28vw; right: 26%; bottom: -16%; background: color-mix(in srgb, var(--gold) 34%, transparent); }

.hero .container { position: relative; z-index: 1; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.hero-greeting {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
  padding: .4rem .95rem .4rem .8rem;
  margin-bottom: 1.4rem;
  border: 1px solid color-mix(in srgb, var(--cyan) 32%, transparent);
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--cyan) 8%, transparent);
  box-shadow: 0 0 30px -12px var(--cyan);
}

.hero-greeting::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 10px var(--mint);
  animation: blink 2s var(--ease-soft) infinite;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(2.9rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.04em;
  margin-bottom: 1rem;
  background: linear-gradient(100deg, var(--text) 8%, var(--cyan) 42%, var(--violet) 68%, var(--gold) 96%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: sheen 9s var(--ease-soft) infinite;
}

.hero-name {
  animation: sheen 9s var(--ease-soft) infinite, nameReveal 1.05s var(--ease) .15s both;
}

.hero-designation {
  max-width: 30ch;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.3vw, 1.4rem);
  font-weight: 500;
  color: var(--text);
  margin-bottom: .5rem;
}

.hero-department { font-size: .95rem; color: var(--text-soft); margin-bottom: .55rem; }

.hero-university {
  position: relative;
  font-family: var(--font-mono);
  font-size: .77rem;
  line-height: 1.75;
  color: var(--muted);
  max-width: 58ch;
  margin-bottom: 1.6rem;
  padding-left: 1rem;
  border-left: 2px solid color-mix(in srgb, var(--violet) 60%, transparent);
}

/* Terminal-style research ticker */
.hero-research {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--muted);
  padding: 2.35rem 1.15rem .95rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-hi);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, .05);
  margin-bottom: 1.9rem;
  overflow: hidden;
}

/* terminal chrome bar + traffic lights */
.hero-research::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 30px;
  background: color-mix(in srgb, var(--panel-2) 85%, transparent);
  border-bottom: 1px solid var(--border);
}

.hero-research::after {
  content: "● ● ●";
  position: absolute;
  top: 3px; left: 12px;
  font-size: .55rem;
  letter-spacing: .35em;
  color: color-mix(in srgb, var(--rose) 75%, transparent);
  text-shadow: 1.1em 0 0 color-mix(in srgb, var(--gold) 75%, transparent), 2.2em 0 0 color-mix(in srgb, var(--mint) 75%, transparent);
}

.hero-research > span:first-child,
.hero-research { position: relative; }

.typing-text {
  color: var(--cyan);
  font-weight: 600;
  border-right: 2px solid var(--gold);
  padding-right: 3px;
  text-shadow: 0 0 22px color-mix(in srgb, var(--cyan) 55%, transparent);
  animation: caret .9s steps(1) infinite;
}

/* Credential chips */
.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.7rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .4rem .85rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--text-soft);
  background: color-mix(in srgb, var(--panel) 70%, transparent);
  border: 1px solid var(--border);
  transition: transform .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease), box-shadow .3s var(--ease);
}

.chip::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--grad-cool);
}

.chip:hover {
  transform: translateY(-3px);
  color: var(--text);
  border-color: color-mix(in srgb, var(--cyan) 45%, transparent);
  box-shadow: var(--glow-cyan);
}

.hero-buttons { display: flex; }

/* Hero portrait */
.hero-image {
  position: relative;
  display: grid;
  place-items: center;
  perspective: 1000px;
}

/* HUD corner brackets around the portrait */
.hero-image::before,
.hero-image::after {
  content: "";
  position: absolute;
  width: 46px; height: 46px;
  border: 1px solid color-mix(in srgb, var(--cyan) 45%, transparent);
  pointer-events: none;
}

.hero-image::before {
  top: 2%; left: 4%;
  border-right: none; border-bottom: none;
  border-top-left-radius: 10px;
}

.hero-image::after {
  bottom: 2%; right: 4%;
  border-left: none; border-top: none;
  border-bottom-right-radius: 10px;
}

.hero-image-wrapper {
  position: relative;
  width: min(340px, 74vw);
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  padding: 3px;
  background: var(--grad-brand);
  box-shadow: var(--shadow-lg), 0 0 60px -20px var(--violet);
  transform-style: preserve-3d;
  transition: transform .4s var(--ease);
}

/* rotating conic halo */
.hero-image-wrapper::before {
  content: "";
  position: absolute;
  inset: -26px;
  border-radius: calc(var(--radius-xl) + 22px);
  background: conic-gradient(from 0deg, transparent 0 62%, var(--cyan) 78%, var(--violet) 88%, transparent 100%);
  filter: blur(2px);
  opacity: .75;
  animation: spin 8s linear infinite;
  z-index: -1;
}

/* scan line */
.hero-image-wrapper::after {
  content: "";
  position: absolute;
  left: 3px; right: 3px;
  height: 32%;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--cyan) 22%, transparent), transparent);
  animation: scan 4.5s var(--ease-soft) infinite;
  pointer-events: none;
  mix-blend-mode: screen;
}

.hero-image-wrapper img {
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: calc(var(--radius-xl) - 3px);
  filter: saturate(1.06) contrast(1.06);
}

/* cool duotone wash so the portrait sits in the palette */
.hero-image-wrapper .photo-tint {
  position: absolute;
  inset: 3px;
  border-radius: calc(var(--radius-xl) - 3px);
  background:
    linear-gradient(165deg, color-mix(in srgb, var(--violet) 34%, transparent), transparent 46%),
    linear-gradient(15deg, color-mix(in srgb, var(--cyan) 30%, transparent), transparent 52%);
  mix-blend-mode: soft-light;
  pointer-events: none;
}

.hero-image-wrapper .photo-glow {
  position: absolute;
  inset: 3px;
  border-radius: calc(var(--radius-xl) - 3px);
  box-shadow: inset 0 -60px 80px -50px color-mix(in srgb, var(--violet) 85%, transparent);
  pointer-events: none;
}

/* Keyword marquee (injected below hero) */
.marquee {
  position: relative;
  display: flex;
  overflow: hidden;
  padding: .85rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 45%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee-track {
  display: flex;
  flex-shrink: 0;
  gap: 2.5rem;
  padding-right: 2.5rem;
  animation: marquee 34s linear infinite;
  white-space: nowrap;
}

.marquee:hover .marquee-track { animation-play-state: paused; }

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color .3s var(--ease);
}

.marquee-item::after {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--grad-cool);
  box-shadow: 0 0 10px var(--cyan);
}

.marquee:hover .marquee-item { color: var(--text-soft); }

/* ---------- 10. Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--nav-height) + 3.4rem) 0 clamp(2.5rem, 6vw, 4rem);
  overflow: hidden;
  background:
    radial-gradient(50% 90% at 12% 0%, color-mix(in srgb, var(--violet) 38%, transparent), transparent 65%),
    radial-gradient(45% 80% at 88% 6%, color-mix(in srgb, var(--cyan) 32%, transparent), transparent 65%),
    var(--grad-ink);
  color: #fff;
  border-bottom-left-radius: var(--radius-xl);
  border-bottom-right-radius: var(--radius-xl);
  border-bottom: 1px solid var(--border);
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .5;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, .07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, .07) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(80% 100% at 50% 0%, #000, transparent 78%);
  mask-image: radial-gradient(80% 100% at 50% 0%, #000, transparent 78%);
}

.page-hero .container { position: relative; z-index: 1; }

.page-hero h1 {
  color: #fff;
  margin-bottom: .6rem;
  font-size: clamp(2.1rem, 5.5vw, 3.5rem);
}

.page-hero > .container > p {
  color: rgba(255, 255, 255, .74);
  max-width: 64ch;
  font-size: 1.02rem;
  margin: 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .55);
  margin-bottom: 1.3rem;
}

.breadcrumb a { color: var(--cyan); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span:last-child { color: rgba(255, 255, 255, .92); }

/* ---------- 11. Stats (bento) ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1rem;
}

.stat-card {
  position: relative;
  padding: 1.85rem 1.4rem;
  border-radius: var(--radius-lg);
  background: var(--grad-panel), color-mix(in srgb, var(--panel) 82%, transparent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  isolation: isolate;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s var(--ease);
}

/* pointer spotlight */
.stat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(240px circle at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--cyan) 22%, transparent), transparent 68%);
  opacity: 0;
  transition: opacity .4s var(--ease);
}

.stat-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .55s var(--ease);
}

.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), var(--glow-cyan);
  border-color: color-mix(in srgb, var(--cyan) 40%, transparent);
}
.stat-card:hover::before { opacity: 1; }
.stat-card:hover::after,
.stat-card.animate::after { transform: scaleX(1); }

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.15rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.045em;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: .5rem;
}

.stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: .68rem;
  line-height: 1.6;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Publication mini-stats */
.pub-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: .85rem;
  margin-bottom: 2.4rem;
}

.pub-stat {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  padding: 1.1rem 1.2rem;
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 78%, transparent);
  border: 1px solid var(--border);
  border-left: 2px solid var(--cyan);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}

.pub-stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow-cyan);
  border-left-color: var(--gold);
}

.pub-stat strong {
  font-family: var(--font-display);
  font-size: 1.85rem;
  line-height: 1;
  color: var(--text);
}

.pub-stat span {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- 12. Cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.3rem;
}

.card {
  position: relative;
  padding: 2rem 1.75rem;
  border-radius: var(--radius-lg);
  background: var(--grad-panel), color-mix(in srgb, var(--panel) 84%, transparent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  isolation: isolate;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s var(--ease);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--cyan) 18%, transparent), transparent 66%);
  opacity: 0;
  transition: opacity .45s var(--ease);
}

/* corner bracket detail */
.card::after {
  content: "";
  position: absolute;
  top: 12px; right: 12px;
  width: 16px; height: 16px;
  border-top: 1px solid var(--border-hi);
  border-right: 1px solid var(--border-hi);
  border-top-right-radius: 6px;
  opacity: .8;
  transition: width .4s var(--ease), height .4s var(--ease), border-color .4s var(--ease);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), var(--glow-violet);
  border-color: color-mix(in srgb, var(--violet) 45%, transparent);
}
.card:hover::before { opacity: 1; }
.card:hover::after { width: 26px; height: 26px; border-color: var(--cyan); }

.card h3 { margin-bottom: .6rem; }
.card p { margin-bottom: 0; font-size: .93rem; }

.card-icon {
  display: grid;
  place-items: center;
  width: 56px; height: 56px;
  margin-bottom: 1.2rem;
  border-radius: 16px;
  font-size: 1.5rem;
  background: color-mix(in srgb, var(--cyan) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--cyan) 28%, transparent);
  box-shadow: inset 0 0 22px -10px var(--cyan);
  transition: transform .5s var(--ease), background-color .4s var(--ease), box-shadow .4s var(--ease);
}

.card:hover .card-icon {
  transform: translateY(-3px) rotate(-8deg) scale(1.07);
  background: color-mix(in srgb, var(--violet) 18%, transparent);
  box-shadow: 0 0 30px -8px var(--violet);
}

/* Conference / talk cards */
.conference-card {
  position: relative;
  padding: 1.45rem 1.5rem 1.45rem 1.85rem;
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}

.conference-card::before {
  content: "";
  position: absolute;
  left: 0; top: 14%;
  width: 2px; height: 72%;
  border-radius: 99px;
  background: var(--grad-cool);
  box-shadow: 0 0 14px var(--cyan);
  transform: scaleY(.3);
  transform-origin: top;
  transition: transform .45s var(--ease);
}

.conference-card:hover {
  transform: translateX(7px);
  box-shadow: var(--shadow), var(--glow-cyan);
  border-color: color-mix(in srgb, var(--cyan) 38%, transparent);
}
.conference-card:hover::before { transform: scaleY(1); }

.conference-card h3 { font-size: 1.05rem; margin-bottom: .45rem; }

/* Mission / vision */
.mission-vision {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
  margin-top: 1.8rem;
}

.mv-card {
  position: relative;
  padding: 1.5rem;
  border-radius: var(--radius);
  background: var(--gradient-soft), color-mix(in srgb, var(--panel) 60%, transparent);
  border: 1px solid var(--border);
  border-top: 2px solid var(--cyan);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}

.mv-card:hover { transform: translateY(-5px); box-shadow: var(--glow-cyan); }
.mv-card h3 { font-size: 1.08rem; margin-bottom: .5rem; }
.mv-card p { margin-bottom: 0; font-size: .92rem; }

/* Research detail block */
.research-detail {
  position: relative;
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--panel) 82%, transparent);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  box-shadow: var(--shadow-sm);
}
.research-detail p:last-child { margin-bottom: 0; }

/* ---------- 13. About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(240px, .8fr) 1.2fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.about-photo {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-hi);
  box-shadow: var(--shadow-lg), 0 0 60px -28px var(--cyan);
}

.about-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(4, 6, 14, .72));
  pointer-events: none;
}

.about-photo img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  transition: transform .8s var(--ease), filter .8s var(--ease);
}
.about-photo:hover img { transform: scale(1.05); filter: saturate(1.15); }

/* ---------- 14. Skills / qualifications ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
}

.skill-category {
  position: relative;
  padding: 1.8rem 1.6rem;
  border-radius: var(--radius-lg);
  background: var(--grad-panel), color-mix(in srgb, var(--panel) 82%, transparent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  isolation: isolate;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}

.skill-category::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--violet) 16%, transparent), transparent 66%);
  opacity: 0;
  transition: opacity .45s var(--ease);
}

.skill-category:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), var(--glow-violet);
  border-color: color-mix(in srgb, var(--violet) 40%, transparent);
}
.skill-category:hover::before { opacity: 1; }

.skill-category h3 {
  font-size: 1.06rem;
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px dashed var(--border-hi);
}

.skill-category p {
  position: relative;
  font-size: .89rem;
  margin-bottom: .55rem;
  padding-left: 1.2rem;
}

.skill-category p::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--cyan);
  font-size: .8rem;
}

.lang-tags { display: flex; flex-wrap: wrap; gap: .5rem; }

.lang-tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .38rem .85rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .73rem;
  color: var(--text);
  background: color-mix(in srgb, var(--mint) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--mint) 32%, transparent);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}

.lang-tag:hover { transform: translateY(-2px); box-shadow: 0 0 24px -8px var(--mint); }
.lang-tag span { color: var(--muted); font-size: .66rem; }

/* ---------- 15. Timeline (commit-log style) ---------- */
.timeline {
  position: relative;
  max-width: 980px;
  margin: 0 auto;
  padding-left: 2.3rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px; top: 6px; bottom: 6px;
  width: 2px;
  border-radius: 2px;
  background: var(--border-hi);
}

.timeline::after {
  content: "";
  position: absolute;
  left: 7px; top: 6px;
  width: 2px;
  height: var(--timeline-progress, 0%);
  border-radius: 2px;
  background: var(--grad-brand);
  box-shadow: 0 0 16px var(--cyan);
  transition: height .15s linear;
}

.timeline-item {
  position: relative;
  margin-bottom: 1.5rem;
  padding: 1.55rem 1.7rem;
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--panel) 82%, transparent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s var(--ease);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -2.3rem;
  top: 1.85rem;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--cyan);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--cyan) 12%, transparent), 0 0 18px var(--cyan);
  transition: transform .4s var(--ease), background-color .4s var(--ease);
  z-index: 2;
}

.timeline-item:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow), var(--glow-cyan);
  border-color: color-mix(in srgb, var(--cyan) 38%, transparent);
}
.timeline-item:hover::before { transform: scale(1.3); background: var(--cyan); }

.timeline-year {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold);
  padding: .28rem .75rem;
  margin-bottom: .7rem;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--gold) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--gold) 32%, transparent);
}

.timeline-item h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: .5rem;
}

.timeline-item p { font-size: .91rem; margin-bottom: 0; }

/* ---------- 16. Publications ---------- */
.filter-bar {
  position: sticky;
  top: calc(var(--nav-height) + 6px);
  z-index: 30;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  padding: .7rem;
  margin-bottom: 2rem;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-brd);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
}

.filter-tabs { display: flex; flex-wrap: wrap; gap: .3rem; }

.filter-tab {
  padding: .52rem 1.05rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: transparent;
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--muted);
  cursor: pointer;
  transition: color .3s var(--ease), background-color .3s var(--ease), box-shadow .3s var(--ease);
}

.filter-tab:hover { color: var(--text); background: color-mix(in srgb, var(--cyan) 10%, transparent); }

.filter-tab.active {
  color: #04060E;
  background: var(--grad-cool);
  box-shadow: var(--glow-cyan);
}

.search-box { position: relative; flex: 1 1 220px; max-width: 330px; }

.search-box::before {
  content: "";
  position: absolute;
  left: 1rem; top: 50%;
  width: 12px; height: 12px;
  margin-top: -8px;
  border: 2px solid var(--muted);
  border-radius: 50%;
  pointer-events: none;
}

.search-box::after {
  content: "";
  position: absolute;
  left: 1.68rem; top: 50%;
  width: 7px; height: 2px;
  margin-top: 3px;
  background: var(--muted);
  transform: rotate(45deg);
  pointer-events: none;
}

.search-box input {
  width: 100%;
  padding: .68rem 1rem .68rem 2.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 85%, transparent);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: .82rem;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.search-box input::placeholder { color: var(--muted); }

.search-box input:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
}

#publications-list, #ipr-list { display: grid; gap: .9rem; }

.publication-card {
  position: relative;
  padding: 1.55rem 1.7rem 1.55rem 1.95rem;
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--panel) 84%, transparent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  isolation: isolate;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
}

.publication-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--grad-brand);
  transform: scaleY(0);
  transition: transform .45s var(--ease);
}

.publication-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--cyan) 12%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity .4s var(--ease);
}

.publication-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow), var(--glow-cyan);
  border-color: color-mix(in srgb, var(--cyan) 35%, transparent);
}
.publication-card:hover::before { transform: scaleY(1); }
.publication-card:hover::after { opacity: 1; }

.publication-card h3 {
  font-size: 1.06rem;
  line-height: 1.42;
  margin-bottom: .7rem;
}

.pub-type {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .26rem .75rem;
  margin-bottom: .75rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .63rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  background: color-mix(in srgb, var(--cyan) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--cyan) 32%, transparent);
}

.pub-type::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
}

.pub-type.journal {
  color: var(--mint);
  background: color-mix(in srgb, var(--mint) 12%, transparent);
  border-color: color-mix(in srgb, var(--mint) 32%, transparent);
}

.pub-type.book {
  color: var(--violet);
  background: color-mix(in srgb, var(--violet) 14%, transparent);
  border-color: color-mix(in srgb, var(--violet) 34%, transparent);
}

.pub-type.patent {
  color: var(--gold);
  background: color-mix(in srgb, var(--gold) 14%, transparent);
  border-color: color-mix(in srgb, var(--gold) 36%, transparent);
}

.pub-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .3rem 1.4rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 0;
}

.pub-meta strong { color: var(--text-soft); font-weight: 600; }

.pub-actions { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: .6rem; }

.hidden-item { display: none !important; }

.filter-empty {
  padding: 3rem 1rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: .84rem;
  color: var(--muted);
  border: 1px dashed var(--border-hi);
  border-radius: var(--radius-lg);
}

.filter-count {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--cyan);
  padding: 0 .6rem;
}

/* ---------- 17. Tables ---------- */
.table-wrap {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 82%, transparent);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
  min-width: 460px;
}

.data-table thead th {
  position: sticky;
  top: 0;
  background: var(--grad-ink);
  color: #fff;
  font-family: var(--font-mono);
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  text-align: left;
  padding: .9rem 1.15rem !important;
  white-space: nowrap;
  border-bottom: 1px solid color-mix(in srgb, var(--cyan) 30%, transparent);
}

.data-table tbody td {
  padding: .9rem 1.15rem !important;
  border-top: 1px solid var(--border) !important;
  color: var(--text-soft);
  transition: background-color .25s var(--ease), color .25s var(--ease);
}

.data-table tbody tr:nth-child(even) { background: var(--panel-hi); }
.data-table tbody tr:hover td { background: color-mix(in srgb, var(--cyan) 10%, transparent); color: var(--text); }

.data-table tbody td:first-child {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--cyan);
  width: 58px;
}
.data-table tbody td:nth-child(2) { color: var(--text); font-weight: 600; }

/* ---------- 18. Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(280px, .95fr) 1.05fr;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: start;
}

.contact-info-card {
  position: relative;
  padding: 2.2rem 2rem;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(60% 60% at 90% 0%, color-mix(in srgb, var(--violet) 35%, transparent), transparent 62%),
    radial-gradient(60% 60% at 0% 100%, color-mix(in srgb, var(--cyan) 30%, transparent), transparent 65%),
    var(--grad-ink);
  color: #fff;
  border: 1px solid var(--border-hi);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.contact-info-card > * { position: relative; z-index: 1; }

.contact-info-card h3 {
  color: #fff;
  margin-bottom: 1.6rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.3rem;
}

.contact-detail-icon {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border-radius: 13px;
  font-size: 1.05rem;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .16);
  transition: transform .4s var(--ease), background .4s var(--ease), box-shadow .4s var(--ease);
}

.contact-detail:hover .contact-detail-icon {
  transform: translateY(-3px) rotate(-8deg);
  background: var(--grad-cool);
  box-shadow: 0 0 26px -6px var(--cyan);
}

.contact-detail p {
  margin: 0;
  color: rgba(255, 255, 255, .76);
  font-size: .91rem;
  line-height: 1.65;
}

.contact-detail p strong {
  display: block;
  color: #fff;
  font-family: var(--font-mono);
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-bottom: .2rem;
}

.contact-detail a:hover { color: var(--cyan); }

.social-icons {
  display: flex;
  gap: .7rem;
  margin-top: 1.8rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, .14);
}

.social-icon {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 700;
  color: #fff;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .18);
  transition: transform .4s var(--ease), background .4s var(--ease), color .4s var(--ease), box-shadow .4s var(--ease);
}

.social-icon:hover {
  transform: translateY(-5px) scale(1.07);
  background: var(--grad-cool);
  color: #04060E;
  box-shadow: 0 0 32px -6px var(--cyan);
}

/* Form */
.contact-form {
  padding: 2rem;
  border-radius: var(--radius-xl);
  background: var(--grad-panel), color-mix(in srgb, var(--panel) 84%, transparent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.form-group { position: relative; margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: .88rem 1.05rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-2) 75%, transparent);
  color: var(--text);
  font-family: var(--font-body);
  font-size: .92rem;
  resize: vertical;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease), background-color .3s var(--ease);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: color-mix(in srgb, var(--muted) 80%, transparent); }

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
}

.form-error {
  display: block;
  min-height: 1.1rem;
  margin-top: .35rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--rose);
}

.form-group.error input,
.form-group.error textarea {
  border-color: var(--rose);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--rose) 18%, transparent);
}

.form-success {
  display: none;
  padding: .9rem 1.15rem;
  margin-bottom: 1.25rem;
  border-radius: var(--radius);
  font-size: .88rem;
  color: var(--mint);
  background: color-mix(in srgb, var(--mint) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--mint) 34%, transparent);
}

.map-placeholder {
  display: grid;
  place-items: center;
  min-height: 180px;
  margin-top: 2.4rem;
  padding: 2rem;
  border-radius: var(--radius-xl);
  text-align: center;
  color: var(--text-soft);
  background: var(--gradient-soft), color-mix(in srgb, var(--panel) 55%, transparent);
  border: 1px dashed var(--border-hi);
  transition: border-color .4s var(--ease), transform .4s var(--ease), box-shadow .4s var(--ease);
}

.map-placeholder:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
  box-shadow: var(--glow-cyan);
}

/* ---------- 19. Footer ---------- */
.footer {
  position: relative;
  margin-top: 2rem;
  padding: clamp(3rem, 6vw, 4.5rem) 0 1.5rem;
  background:
    radial-gradient(50% 70% at 8% 0%, color-mix(in srgb, var(--violet) 28%, transparent), transparent 62%),
    radial-gradient(45% 70% at 92% 8%, color-mix(in srgb, var(--cyan) 24%, transparent), transparent 62%),
    var(--grad-ink);
  color: rgba(255, 255, 255, .72);
  border-top: 1px solid var(--border-hi);
  border-top-left-radius: var(--radius-xl);
  border-top-right-radius: var(--radius-xl);
  overflow: hidden;
}

.footer .container { position: relative; z-index: 1; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 2.4rem;
  padding-bottom: 2.4rem;
}

.footer-brand h3 {
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: .8rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}

.footer-brand h3::before {
  content: "{ }";
  display: grid;
  place-items: center;
  width: 30px; height: 30px;
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: .66rem;
  font-weight: 700;
  color: #04060E;
  background: var(--grad-cool);
}

.footer-brand p {
  color: rgba(255, 255, 255, .58);
  font-size: .88rem;
  max-width: 46ch;
  margin: 0;
}

.footer-links h4 {
  color: #fff;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}

.footer-links li { margin-bottom: .55rem; }

.footer-links a,
.footer-links li {
  color: rgba(255, 255, 255, .6);
  font-size: .87rem;
  transition: color .3s var(--ease), transform .3s var(--ease);
}

.footer-links a { display: inline-block; position: relative; }

.footer-links a::before {
  content: "";
  position: absolute;
  left: -12px; top: 50%;
  width: 0; height: 1px;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  transition: width .3s var(--ease);
}

.footer-links a:hover { color: var(--cyan); transform: translateX(8px); }
.footer-links a:hover::before { width: 8px; }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, .1);
}

.footer-bottom p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: rgba(255, 255, 255, .45);
}

/* ---------- 20. Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 1.6rem;
  bottom: 1.6rem;
  z-index: 900;
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  border: 1px solid var(--border-hi);
  border-radius: 50%;
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  backdrop-filter: var(--glass-blur);
  color: var(--text);
  font-size: 1.05rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(.85);
  box-shadow: var(--shadow);
  transition: opacity .4s var(--ease), transform .4s var(--ease), visibility .4s var(--ease), box-shadow .4s var(--ease), color .3s var(--ease);
}

.back-to-top::before {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  background: conic-gradient(var(--cyan) calc(var(--progress, 0) * 1%), transparent 0);
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 0);
  mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 0);
  pointer-events: none;
}

.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.back-to-top:hover { color: var(--cyan); transform: translateY(-4px) scale(1.06); box-shadow: var(--glow-cyan); }

/* ---------- 21. Custom cursor ---------- */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  z-index: 9998;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s var(--ease);
}

.cursor-dot {
  width: 6px; height: 6px;
  background: var(--cyan);
  box-shadow: 0 0 14px var(--cyan);
}

.cursor-ring {
  width: 34px; height: 34px;
  border: 1px solid color-mix(in srgb, var(--cyan) 70%, transparent);
  transition: opacity .3s var(--ease), width .3s var(--ease), height .3s var(--ease), background-color .3s var(--ease), border-color .3s var(--ease);
}

body.cursor-ready .cursor-dot,
body.cursor-ready .cursor-ring { opacity: 1; }

body.cursor-hover .cursor-ring {
  width: 56px; height: 56px;
  border-color: var(--gold);
  background: color-mix(in srgb, var(--cyan) 10%, transparent);
}

/* ---------- 22. Section rail ---------- */
.section-dots {
  position: fixed;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 850;
  display: flex;
  flex-direction: column;
  gap: .8rem;
}

.section-dot {
  position: relative;
  width: 9px; height: 9px;
  padding: 0;
  border: 1px solid var(--border-hi);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition: transform .35s var(--ease), background .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}

.section-dot:hover { transform: scale(1.4); border-color: var(--cyan); }

.section-dot.active {
  background: var(--grad-cool);
  border-color: transparent;
  transform: scale(1.35);
  box-shadow: 0 0 16px var(--cyan);
}

.section-dot span {
  position: absolute;
  right: 20px; top: 50%;
  transform: translateY(-50%) translateX(6px);
  padding: .28rem .65rem;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--panel) 95%, transparent);
  border: 1px solid var(--border-hi);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}

.section-dot:hover span { opacity: 1; transform: translateY(-50%) translateX(0); }

/* ---------- 23. Carousel ---------- */
.carousel {
  position: relative;
  padding-bottom: 3.5rem;
}

.carousel-viewport {
  overflow: hidden;
  border-radius: var(--radius-lg);
  cursor: grab;
  touch-action: pan-y;
  padding: 6px;
  margin: -6px;
}

.carousel-viewport:active { cursor: grabbing; }

.carousel-track {
  display: flex !important;
  align-items: stretch;
  gap: 0 !important;
  will-change: transform;
  transition: transform .62s var(--ease);
}

.carousel-track.dragging { transition: none; }

/* slot: owns the gutter, so card backgrounds stay flush and equal */
.carousel-item {
  flex: 0 0 calc(100% / var(--per-view, 3));
  max-width: calc(100% / var(--per-view, 3));
  display: flex;
  padding: 0 .6rem;
  opacity: 1 !important;
  transform: none !important;
  user-select: none;
}

.carousel-item > * {
  width: 100%;
  height: 100%;
  margin: 0 !important;
  opacity: 1 !important;
  transform: none !important;
  display: flex;
  flex-direction: column;
}

/* push the last paragraph down so card feet line up */
.carousel-item > .card > p:last-child,
.carousel-item > .conference-card > p:last-child { margin-top: auto; }

.carousel-item.is-clone { pointer-events: none; }

/* dim the slides that are not on the current page */
.carousel-item:not(.is-active):not(.is-clone) > * { opacity: .92 !important; }

.carousel-controls {
  position: absolute;
  left: 0; right: 0; bottom: .35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.carousel-btn {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border: 1px solid var(--border-hi);
  border-radius: 50%;
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  backdrop-filter: var(--glass-blur);
  color: var(--text);
  cursor: pointer;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}

.carousel-btn svg { width: 20px; height: 20px; }

.carousel-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  transform: translateY(-2px) scale(1.06);
  box-shadow: var(--glow-cyan);
}

.carousel-dots { display: flex; align-items: center; gap: .45rem; }

.carousel-dot {
  width: 8px; height: 8px;
  padding: 0;
  border: 1px solid var(--border-hi);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition: width .35s var(--ease), background .35s var(--ease), border-color .35s var(--ease);
}

.carousel-dot.active {
  width: 26px;
  border-radius: 99px;
  background: var(--grad-cool);
  border-color: transparent;
  box-shadow: 0 0 14px color-mix(in srgb, var(--cyan) 70%, transparent);
}

.carousel-counter {
  position: absolute;
  right: .25rem; bottom: .9rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--muted);
}

.carousel-progress {
  position: absolute;
  left: 50%; bottom: 0;
  width: min(240px, 60%);
  height: 2px;
  transform: translateX(-50%);
  border-radius: 99px;
  background: var(--border);
  overflow: hidden;
}

.carousel-progress span {
  display: block;
  width: 100%; height: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--grad-cool);
  box-shadow: 0 0 10px var(--cyan);
}

.carousel-progress.running span { animation: carouselBar 5.2s linear forwards; }
.carousel-progress.paused span { animation-play-state: paused; }

/* ---------- 24. Smart Search (palette) ---------- */
.nav-search {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  height: 42px;
  padding: 0 .85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--panel) 65%, transparent);
  color: var(--muted);
  font-family: var(--font-body);
  font-size: .8rem;
  cursor: pointer;
  transition: color .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease), transform .3s var(--ease);
}

.nav-search:hover {
  color: var(--text);
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

.nav-search-icon { font-size: 1rem; line-height: 1; }

.nav-search-alt { display: none; }

.nav-search kbd {
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .06em;
  padding: .18rem .4rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-hi);
  color: var(--muted);
}

.palette-overlay {
  position: fixed;
  inset: 0;
  z-index: 9990;
  display: grid;
  place-items: start center;
  padding: clamp(1rem, 10vh, 7rem) 1rem 1rem;
  background: color-mix(in srgb, #04060E 72%, transparent);
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  opacity: 0;
  visibility: hidden;
  transition: opacity .28s var(--ease), visibility .28s var(--ease);
}

.palette-overlay.active { opacity: 1; visibility: visible; }

.palette {
  width: min(660px, 100%);
  border-radius: var(--radius-xl);
  background: var(--grad-panel), color-mix(in srgb, var(--panel) 96%, transparent);
  border: 1px solid var(--border-hi);
  box-shadow: var(--shadow-lg), 0 0 60px -24px var(--cyan);
  overflow: hidden;
  transform: translateY(-14px) scale(.98);
  transition: transform .32s var(--ease);
}

.palette-overlay.active .palette { transform: translateY(0) scale(1); }

.palette-head {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .95rem 1.1rem;
  border-bottom: 1px solid var(--border);
}

.palette-icon { font-size: 1.15rem; color: var(--cyan); }

.palette-input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
}
.palette-input:focus { outline: none; }
.palette-input::placeholder { color: var(--muted); }
.palette-input::-webkit-search-cancel-button { filter: invert(.6); }

.palette-esc,
.palette-foot kbd {
  font-family: var(--font-mono);
  font-size: .62rem;
  padding: .2rem .45rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-hi);
  color: var(--muted);
}

.palette-list {
  max-height: min(52vh, 420px);
  overflow-y: auto;
  padding: .5rem;
}

.palette-item {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: .7rem .8rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .2s var(--ease), transform .2s var(--ease);
}

.palette-item.active {
  background: color-mix(in srgb, var(--cyan) 12%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--cyan) 30%, transparent);
}

.palette-kind {
  flex-shrink: 0;
  width: 62px;
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .14em;
  color: var(--cyan);
  text-align: center;
  padding: .22rem 0;
  border-radius: 99px;
  border: 1px solid color-mix(in srgb, var(--cyan) 28%, transparent);
  background: color-mix(in srgb, var(--cyan) 8%, transparent);
}

.palette-text { display: flex; flex-direction: column; min-width: 0; }
.palette-text strong { font-size: .92rem; font-weight: 600; color: var(--text); }
.palette-text em {
  font-style: normal;
  font-size: .76rem;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.palette-go { margin-left: auto; color: var(--muted); font-size: .85rem; }
.palette-item.active .palette-go { color: var(--cyan); }

.palette-empty {
  padding: 2rem 1rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--muted);
}

.palette-foot {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .7rem 1.1rem;
  border-top: 1px solid var(--border);
  font-size: .72rem;
  color: var(--muted);
}

.palette-foot span { display: inline-flex; align-items: center; gap: .3rem; }
.palette-brand { margin-left: auto; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .08em; }