/* =========================================================================
   Emanuele Martorana — personal site
   Palette dark-first, tema chiaro alternativo, animazioni "da laboratorio".
   ========================================================================= */

/* ------------------------------------------------------------ tokens --- */
:root {
  --bg:        #05080f;
  --bg-soft:   #080d18;
  --bg-alt:    #070c17;
  --panel:     rgba(255, 255, 255, .035);
  --panel-2:   rgba(255, 255, 255, .055);
  --line:      rgba(150, 180, 230, .14);
  --line-soft: rgba(150, 180, 230, .08);
  --text:      #e8eefb;
  --muted:     #93a3bd;
  --dim:       #64748f;

  --accent:    #35e0c8;
  --accent-2:  #6f8dff;
  --accent-3:  #c07bff;
  --accent-ink:#04211d;

  --grad: linear-gradient(100deg, var(--accent) 0%, var(--accent-2) 55%, var(--accent-3) 100%);

  --radius:    18px;
  --radius-sm: 11px;
  --wrap:      1180px;
  --ease:      cubic-bezier(.22, .8, .3, 1);

  --shadow: 0 24px 60px -30px rgba(0, 0, 0, .85);
  --net-node: 130, 200, 255;
  --net-link: 90, 160, 230;

  color-scheme: dark;
}

[data-theme="light"] {
  --bg:        #f4f7fc;
  --bg-soft:   #ffffff;
  --bg-alt:    #eef3fa;
  --panel:     rgba(255, 255, 255, .8);
  --panel-2:   #ffffff;
  --line:      rgba(20, 45, 90, .13);
  --line-soft: rgba(20, 45, 90, .07);
  --text:      #0d1729;
  --muted:     #4d5c76;
  --dim:       #71809a;

  --accent:    #0aa899;
  --accent-2:  #3d5ce0;
  --accent-3:  #8a3fd1;
  --accent-ink:#ffffff;

  --shadow: 0 22px 50px -32px rgba(15, 35, 70, .45);
  --net-node: 40, 90, 170;
  --net-link: 60, 110, 190;

  color-scheme: light;
}

/* ------------------------------------------------------------- base --- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16.5px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .5s var(--ease), color .5s var(--ease);
}

h1, h2, h3, .brand__text strong {
  font-family: "Sora", "Inter", sans-serif;
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: 0;
}

p { margin: 0 0 1.1em; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; cursor: pointer; }
canvas { display: block; }

.mono { font-family: "JetBrains Mono", ui-monospace, "SF Mono", monospace; }

.wrap { width: min(100% - 2.6rem, var(--wrap)); margin-inline: auto; }

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.link {
  color: var(--accent);
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  transition: color .25s, border-color .25s;
}
.link:hover { color: var(--accent-2); border-color: var(--accent-2); }

.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 200;
  background: var(--accent); color: var(--accent-ink);
  padding: .6rem 1rem; border-radius: 8px;
}
.skip-link:focus { top: 1rem; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ------------------------------------------------- sfondi animati --- */
#bg-network {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  z-index: 0;
  opacity: .55;
  pointer-events: none;
}

.glow-follow {
  position: fixed;
  width: 620px; height: 620px;
  left: 0; top: 0;
  margin: -310px 0 0 -310px;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(circle,
    color-mix(in srgb, var(--accent) 13%, transparent) 0%,
    transparent 65%);
  transform: translate3d(-50vw, -50vh, 0);
  transition: opacity .6s var(--ease);
  will-change: transform;
}
[data-theme="light"] .glow-follow { opacity: .5; }

.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px;
  z-index: 120; background: transparent;
}
.scroll-progress span {
  display: block; height: 100%; width: 0%;
  background: var(--grad);
  box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 60%, transparent);
}

/* -------------------------------------------------------------- nav --- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding: .85rem 0;
  transition: background .4s var(--ease), border-color .4s, padding .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--line-soft);
  padding: .5rem 0;
}
.nav__inner {
  width: min(100% - 2.6rem, 1320px);
  margin-inline: auto;
  display: flex; align-items: center; gap: 1.4rem;
}

.brand { display: flex; align-items: center; gap: .7rem; margin-right: auto; }
.brand__mark {
  display: grid; place-items: center;
  width: 40px; height: 40px; border-radius: 12px;
  background: var(--panel); border: 1px solid var(--line);
  color: var(--accent);
}
.brand__mark svg { overflow: visible; }
.brand__mark .helix-a { animation: helixPulse 4s var(--ease) infinite; }
.brand__mark .helix-b { animation: helixPulse 4s var(--ease) infinite reverse; }
@keyframes helixPulse {
  0%, 100% { transform: scaleX(1); }
  50%      { transform: scaleX(.55); }
}
.brand__mark svg path { transform-origin: 16px 16px; }

.brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.brand__text strong { font-size: .97rem; }
.brand__text em {
  font-style: normal; font-size: .72rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--dim);
}

.nav__links { display: flex; align-items: center; gap: .35rem; }
.nav__links a {
  position: relative;
  padding: .5rem .8rem; border-radius: 9px;
  font-size: .9rem; color: var(--muted);
  transition: color .25s, background .25s;
}
.nav__links a:hover { color: var(--text); background: var(--panel); }
.nav__links a.is-current { color: var(--text); }
.nav__links a.is-current::after {
  content: ""; position: absolute; left: .8rem; right: .8rem; bottom: .28rem;
  height: 2px; border-radius: 2px; background: var(--grad);
}
.nav__cta {
  margin-left: .3rem;
  border: 1px solid var(--line);
  color: var(--text) !important;
}
.nav__cta:hover { border-color: color-mix(in srgb, var(--accent) 55%, transparent); }

.nav__tools { display: flex; align-items: center; gap: .5rem; }

.lang-switch {
  display: flex; padding: 3px; gap: 2px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 999px;
}
.lang-switch a,
.lang-switch button {
  border: 0; background: transparent; color: var(--dim);
  font-size: .74rem; font-weight: 600; letter-spacing: .06em;
  padding: .3rem .62rem; border-radius: 999px;
  text-decoration: none; line-height: 1.5;
  transition: color .25s, background .3s var(--ease);
}
.lang-switch a:hover { color: var(--text); }
.lang-switch a.is-active,
.lang-switch button.is-active {
  color: var(--accent-ink);
  background: var(--grad);
}

.icon-btn {
  display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--panel); border: 1px solid var(--line);
  color: var(--muted);
  transition: color .25s, border-color .25s, transform .25s var(--ease);
}
.icon-btn:hover { color: var(--accent); transform: translateY(-1px); }
#theme-toggle .ico-sun { display: none; }
[data-theme="light"] #theme-toggle .ico-sun { display: block; }
[data-theme="light"] #theme-toggle .ico-moon { display: none; }

.nav__burger { display: none; flex-direction: column; gap: 4px; }
.nav__burger span {
  width: 16px; height: 1.6px; background: currentColor; border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s;
}
.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.6px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.6px) rotate(-45deg); }

/* ------------------------------------------------------------- hero --- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center;
  padding: 8rem 0 5rem;
  isolation: isolate;
  overflow: hidden;
}
#bg-helix {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  z-index: -1; opacity: .85;
}
.hero__grid {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 74px 74px;
  mask-image: radial-gradient(ellipse 80% 65% at 50% 40%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 65% at 50% 40%, #000 20%, transparent 78%);
  animation: gridDrift 40s linear infinite;
}
@keyframes gridDrift { to { background-position: 74px 74px, 74px 74px; } }

.hero__inner { position: relative; z-index: 1; max-width: 860px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: "JetBrains Mono", monospace;
  font-size: .76rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.4rem;
}
.eyebrow::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent);
  animation: pulseDot 2.4s var(--ease) infinite;
}
@keyframes pulseDot {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent); }
  70%  { box-shadow: 0 0 0 12px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.hero__title {
  font-size: clamp(2.9rem, 8.2vw, 5.7rem);
  font-weight: 700;
  margin-bottom: .8rem;
}
.hero__title .dot { color: var(--accent); }

.hero__roles {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(.95rem, 2.4vw, 1.22rem);
  color: var(--muted);
  margin-bottom: 1.5rem;
  min-height: 1.8em;
}
.hero__roles .mono { color: var(--accent); }
.typer { color: var(--text); }
.caret { color: var(--accent); animation: blink 1.05s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero__lead {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--muted);
  max-width: 66ch;
  margin-bottom: 2.2rem;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 3.4rem; }

.btn {
  --btn-pad: .92rem 1.6rem;
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; gap: .55rem;
  padding: var(--btn-pad);
  border-radius: 999px;
  font-size: .93rem; font-weight: 600;
  border: 1px solid transparent;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.btn span { position: relative; z-index: 1; }
.btn--primary { background: var(--grad); color: var(--accent-ink); }
.btn--primary::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, var(--accent-3), var(--accent));
  opacity: 0; transition: opacity .4s var(--ease);
}
.btn--primary:hover::after { opacity: 1; }
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px -14px color-mix(in srgb, var(--accent) 70%, transparent);
}
.btn--ghost { border-color: var(--line); color: var(--text); background: var(--panel); }
.btn--ghost:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  color: var(--accent);
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.2rem 1.6rem;
  border-top: 1px solid var(--line-soft);
  padding-top: 1.6rem;
}
.stats__n {
  display: block;
  font-family: "Sora", sans-serif; font-weight: 700;
  font-size: clamp(1.7rem, 3.4vw, 2.3rem);
  line-height: 1.1;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stats__l { font-size: .82rem; color: var(--dim); letter-spacing: .01em; }

.scroll-hint {
  position: absolute; bottom: 1.8rem; left: 50%; translate: -50% 0;
  width: 22px; height: 36px; border: 1.5px solid var(--line);
  border-radius: 12px; display: grid; place-items: start center; padding-top: 6px;
}
.scroll-hint span {
  width: 3px; height: 7px; border-radius: 3px; background: var(--accent);
  animation: scrollDot 1.8s var(--ease) infinite;
}
@keyframes scrollDot {
  0%   { transform: translateY(0); opacity: 0; }
  30%  { opacity: 1; }
  100% { transform: translateY(14px); opacity: 0; }
}

/* ----------------------------------------------------------- ticker --- */
.ticker {
  position: relative; z-index: 1;
  border-block: 1px solid var(--line-soft);
  background: color-mix(in srgb, var(--bg-soft) 70%, transparent);
  overflow: hidden;
  padding: .55rem 0;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.ticker__track {
  display: flex; gap: 2.2rem; width: max-content;
  font-family: "JetBrains Mono", monospace;
  font-size: .74rem; letter-spacing: .32em;
  color: var(--dim);
  animation: tickerScroll 60s linear infinite;
}
.ticker__track b { font-weight: 500; }
.ticker__track .A { color: color-mix(in srgb, var(--accent) 80%, var(--text)); }
.ticker__track .C { color: color-mix(in srgb, var(--accent-2) 80%, var(--text)); }
.ticker__track .G { color: color-mix(in srgb, var(--accent-3) 75%, var(--text)); }
.ticker__track .T { color: var(--dim); }
@keyframes tickerScroll { to { transform: translateX(-50%); } }

/* --------------------------------------------------------- sections --- */
.section {
  position: relative; z-index: 1;
  padding: clamp(4.5rem, 9vw, 8rem) 0;
}
.section--alt {
  background: color-mix(in srgb, var(--bg-alt) 80%, transparent);
  border-block: 1px solid var(--line-soft);
}
.section--contact { padding-bottom: clamp(5rem, 10vw, 9rem); }

.section__head { max-width: 62ch; margin-bottom: clamp(2.4rem, 5vw, 3.6rem); }
.section__num {
  display: block; font-size: .78rem; letter-spacing: .3em;
  color: var(--accent); margin-bottom: .8rem;
}
.section__head h2 { font-size: clamp(1.9rem, 4.4vw, 2.9rem); margin-bottom: .7rem; }
.section__sub { color: var(--muted); font-size: 1.03rem; margin: 0; }

/* ------------------------------------------------------------ about --- */
.about {
  display: grid; gap: clamp(2rem, 4vw, 3.4rem);
  grid-template-columns: minmax(0, 1.25fr) minmax(0, .9fr);
  align-items: start;
}
.about__text p { color: var(--muted); font-size: 1.04rem; }
.about__text p:first-child {
  color: var(--text); font-size: 1.12rem;
}
.about__side { display: grid; gap: 1rem; }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.6rem;
  backdrop-filter: blur(8px);
}
.panel--accent {
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--accent) 9%, transparent), transparent 62%),
    var(--panel);
}
.panel__title {
  font-size: .78rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
  font-family: "JetBrains Mono", monospace; font-weight: 500;
}
.panel__body { color: var(--muted); font-size: .93rem; margin-bottom: .6rem; }
.panel__meta { font-size: .74rem; color: var(--dim); margin: 0; }

.edu li { padding: .75rem 0; border-top: 1px solid var(--line-soft); }
.edu li:first-child { border-top: 0; padding-top: 0; }
.edu li:last-child { padding-bottom: 0; }
.edu__period {
  font-family: "JetBrains Mono", monospace; font-size: .74rem;
  color: var(--accent); letter-spacing: .05em;
}
.edu__degree { display: block; font-weight: 600; font-size: .96rem; margin-top: .1rem; }
.edu__org { display: block; font-size: .84rem; color: var(--dim); }
.edu--compact .edu__period {
  display: inline-block; min-width: 2.4rem;
}

/* -------------------------------------------------------- expertise --- */
.cards {
  display: grid; gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(288px, 1fr));
}
.card {
  position: relative; overflow: hidden;
  padding: 1.7rem 1.6rem 1.5rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .45s var(--ease), border-color .45s, background .45s;
}
.card::before {
  content: ""; position: absolute; inset: -1px;
  border-radius: inherit; padding: 1px;
  background: var(--grad);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity .45s var(--ease);
  pointer-events: none;
}
.card:hover { transform: translateY(-5px); background: var(--panel-2); }
.card:hover::before { opacity: .75; }

.card__icon {
  width: 46px; height: 46px; border-radius: 13px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent);
  color: var(--accent);
  margin-bottom: 1.1rem;
  transition: transform .5s var(--ease);
}
.card:hover .card__icon { transform: rotate(-6deg) scale(1.06); }
.card__icon svg { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

.card h3 { font-size: 1.12rem; margin-bottom: .6rem; }
.card p { font-size: .92rem; color: var(--muted); margin-bottom: 1rem; }

.tags { display: flex; flex-wrap: wrap; gap: .38rem; }
.tag {
  font-family: "JetBrains Mono", monospace;
  font-size: .68rem; letter-spacing: .03em;
  padding: .25rem .55rem; border-radius: 6px;
  color: var(--dim);
  background: color-mix(in srgb, var(--text) 5%, transparent);
  border: 1px solid var(--line-soft);
  transition: color .3s, border-color .3s;
}
.card:hover .tag { color: var(--muted); border-color: var(--line); }

.stack { margin-top: 3rem; }
.stack__title {
  font-size: .78rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--dim); margin-bottom: 1.4rem;
  font-family: "JetBrains Mono", monospace; font-weight: 500;
}
.stack__groups { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.stack__group h4 {
  font-size: .8rem; color: var(--accent); margin: 0 0 .7rem;
  font-family: "JetBrains Mono", monospace; font-weight: 500; letter-spacing: .06em;
}
.stack__group .tags .tag { font-size: .74rem; padding: .3rem .65rem; }

/* --------------------------------------------------------- approccio --- */
.steps {
  display: grid; gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
}
.step {
  position: relative; overflow: hidden;
  padding: 1.8rem 1.7rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform .45s var(--ease), border-color .45s, background .45s;
}
.step::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--grad);
  opacity: 0; transition: opacity .45s var(--ease);
}
.step:hover {
  transform: translateY(-4px);
  background: var(--panel-2);
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
}
.step:hover::after { opacity: .9; }
.step__n {
  display: block;
  font-size: 1.9rem; font-weight: 500; line-height: 1;
  letter-spacing: .02em; margin-bottom: .9rem;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
  opacity: .85;
}
.step h3 { font-size: 1.14rem; margin-bottom: .6rem; }
.step p { font-size: .93rem; color: var(--muted); margin: 0; }

.contexts { margin-top: 3rem; }
.contexts__list { display: grid; gap: .7rem; }
.contexts__list li {
  display: grid; gap: .25rem;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.6fr);
  align-items: baseline;
  padding: 1.05rem 1.3rem;
  border: 1px solid var(--line-soft);
  border-left: 2px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: border-left-color .35s, transform .35s var(--ease), background .35s;
}
.contexts__list li:hover {
  transform: translateX(4px);
  border-left-color: var(--accent);
  background: var(--panel);
}
.context__label { font-weight: 600; font-size: .97rem; }
.context__body { font-size: .9rem; color: var(--muted); }

@media (max-width: 760px) {
  .contexts__list li { grid-template-columns: 1fr; gap: .3rem; }
}

/* --------------------------------------------------------- projects --- */
.projects {
  display: grid; gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
}
.project {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column;
  padding: 1.7rem 1.7rem 1.5rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .45s var(--ease), border-color .45s, background .45s;
}
.project::after {
  content: ""; position: absolute; right: -60px; top: -60px;
  width: 190px; height: 190px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%);
  opacity: 0; transition: opacity .5s var(--ease), transform .6s var(--ease);
  pointer-events: none;
}
.project:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--accent) 32%, transparent);
  background: var(--panel-2);
}
.project:hover::after { opacity: 1; transform: scale(1.15); }
.project__tag {
  align-self: flex-start;
  font-family: "JetBrains Mono", monospace; font-size: .68rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent);
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  padding: .24rem .6rem; border-radius: 999px;
  margin-bottom: 1rem;
}
.project h3 { font-size: 1.16rem; margin-bottom: .65rem; }
.project p { font-size: .92rem; color: var(--muted); margin-bottom: 1rem; }
.project__meta {
  margin-top: auto; padding-top: .9rem;
  border-top: 1px solid var(--line-soft);
  font-family: "JetBrains Mono", monospace; font-size: .72rem; color: var(--dim);
}

.funding { margin-top: 3.2rem; }
.funding__list { display: grid; gap: .8rem; }
.funding__list li {
  display: grid; gap: .15rem;
  padding: 1.05rem 1.3rem;
  border: 1px solid var(--line-soft);
  border-left: 2px solid color-mix(in srgb, var(--accent) 55%, transparent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--panel);
  transition: border-left-color .35s, transform .35s var(--ease), background .35s;
}
.funding__list li:hover {
  transform: translateX(4px);
  border-left-color: var(--accent);
  background: var(--panel-2);
}
.funding__role {
  font-family: "JetBrains Mono", monospace; font-size: .7rem;
  letter-spacing: .1em; text-transform: uppercase; color: var(--accent);
}
.funding__name { font-weight: 600; font-size: .98rem; }
.funding__detail { font-size: .84rem; color: var(--dim); }

/* ----------------------------------------------------- publications --- */
.pubs { display: grid; gap: .55rem; }
.pub {
  display: grid; grid-template-columns: 62px 1fr; gap: 1.1rem;
  align-items: start;
  padding: 1.15rem 1.3rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: transparent;
  transition: background .35s, border-color .35s, transform .35s var(--ease);
}
.pub:hover {
  background: var(--panel);
  border-color: var(--line);
  transform: translateX(4px);
}
.pub__year {
  font-family: "JetBrains Mono", monospace; font-size: .84rem;
  color: var(--accent); padding-top: .1rem;
}
.pub__title {
  display: block; font-size: .98rem; font-weight: 500;
  margin-bottom: .3rem; line-height: 1.45;
  transition: color .3s;
}
.pub:hover .pub__title { color: var(--accent); }
.pub__authors { display: block; font-size: .84rem; color: var(--dim); margin-bottom: .12rem; }
.pub__journal { display: block; font-size: .82rem; color: var(--muted); font-style: italic; }
.pub__star {
  display: inline-block; margin-left: .4rem; color: var(--accent-3);
  font-size: .78rem; vertical-align: middle;
}
.pubs__more { margin-top: 1.6rem; color: var(--muted); font-size: .93rem; }

/* ---------------------------------------------------------- contact --- */
.section--contact .section__head { max-width: 52ch; }
.contact {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.contact__card {
  display: grid; gap: .35rem;
  padding: 1.5rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform .4s var(--ease), border-color .4s, background .4s;
}
a.contact__card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  background: var(--panel-2);
}
.contact__label {
  font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--accent);
}
.contact__value { font-size: .98rem; word-break: break-word; }

/* ----------------------------------------------------------- footer --- */
.footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--line-soft);
  padding: 2rem 0;
  background: color-mix(in srgb, var(--bg-soft) 60%, transparent);
}
.footer__inner {
  display: flex; flex-wrap: wrap; gap: .6rem 1.4rem;
  justify-content: space-between; align-items: center;
  font-size: .78rem; color: var(--dim);
}
.footer p { margin: 0; }
.footer__sig { color: var(--muted); }

/* ------------------------------------------------------- animazioni --- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .85s var(--ease), transform .85s var(--ease);
  transition-delay: calc(var(--d, 0) * 90ms);
}
.reveal.is-in { opacity: 1; transform: none; }

/* --------------------------------------------------------- responsive --- */
@media (max-width: 1000px) {
  .about { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav__burger { display: flex; }
  .nav__links {
    position: fixed; inset: 0 0 auto 0;
    top: 0; padding: 5.6rem 1.6rem 2rem;
    flex-direction: column; align-items: stretch; gap: .2rem;
    background: color-mix(in srgb, var(--bg) 96%, transparent);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-102%);
    transition: transform .5s var(--ease);
  }
  .brand, .nav__tools { position: relative; z-index: 2; }
  .nav__links.is-open { transform: none; }
  .nav__links a { padding: .85rem 1rem; font-size: 1rem; }
  .nav__links a.is-current::after { display: none; }
  .nav__cta { margin-top: .6rem; text-align: center; }
  .hero { padding-top: 7rem; }
  .pub { grid-template-columns: 1fr; gap: .35rem; }
  .pub__year { padding-top: 0; }
}

@media (max-width: 520px) {
  body { font-size: 16px; }
  .brand__text em { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .panel, .card, .project, .contact__card { padding: 1.3rem 1.25rem; }
}

/* ----------------------------------------------- reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  #bg-network, #bg-helix { opacity: .25; }
  .glow-follow { display: none; }
}

@media print {
  #bg-network, .glow-follow, .nav, .ticker, .scroll-hint, .scroll-progress { display: none !important; }
  body { background: #fff; color: #000; }
}

.contact__links { display: flex; flex-direction: column; gap: .3rem; }
.contact__links a {
  font-size: .92rem; color: var(--muted);
  width: fit-content;
  border-bottom: 1px solid transparent;
  transition: color .25s, border-color .25s;
}
.contact__links a:hover { color: var(--accent); border-bottom-color: currentColor; }