/* ============================================================
   Andrea Ingardo — Portfolio · tema "informatica & universo"
   ============================================================ */

/* Font self-hosted (GDPR: nessuna richiesta a server terzi) */
@font-face {
  font-family: "Space Grotesk";
  src: url("../assets/fonts/space-grotesk.woff2") format("woff2");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../assets/fonts/jetbrains-mono.woff2") format("woff2");
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../assets/fonts/jetbrains-mono-italic.woff2") format("woff2");
  font-weight: 100 800;
  font-style: italic;
  font-display: swap;
}

:root {
  --bg: #060815;
  --bg-soft: #0b0f22;
  --surface: rgba(17, 23, 48, 0.62);
  --surface-solid: #111730;
  --border: rgba(120, 150, 255, 0.14);
  --border-strong: rgba(120, 150, 255, 0.32);
  --text: #dbe2ff;
  --text-dim: #8d97c4;
  --cyan: #4be1ff;
  --violet: #9d7bff;
  --amber: #ffc46b;
  --green: #57e389;
  --grad: linear-gradient(100deg, var(--cyan), var(--violet));
  --font-sans: "Space Grotesk", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", monospace;
  --nav-h: 72px;
  --radius: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  background:
    radial-gradient(1100px 700px at 85% -10%, rgba(157, 123, 255, 0.12), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(75, 225, 255, 0.08), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}

.mono { font-family: var(--font-mono); }

.container {
  width: min(1080px, 100% - 3rem);
  margin-inline: auto;
}

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

.hl { color: var(--cyan); font-weight: 500; }

::selection { background: rgba(75, 225, 255, 0.28); }

/* Accessibilità: skip link + focus visibile */
.skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 500;
  background: var(--cyan);
  color: #071018;
  font-weight: 600;
  padding: 0.7rem 1.2rem;
  border-radius: 0 0 10px 10px;
  text-decoration: none;
  transition: top 0.25s ease;
}
.skip-link:focus { top: 0; }

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

.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;
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: #232c55;
  border-radius: 6px;
  border: 2px solid var(--bg);
}

/* ============ Starfield ============ */
#starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  display: block;
}

/* ============ Reveal on scroll ============ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}

/* ============ Nav ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(6, 8, 21, 0.78);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
}
.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav__logo {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.nav__prompt { color: var(--cyan); }
.nav__cursor {
  color: var(--cyan);
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.nav__links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}
.nav__link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.2s ease;
}
.nav__link:hover { color: var(--cyan); }
.nav__idx { color: var(--cyan); font-size: 0.78rem; margin-right: 2px; }
.nav__link--cta {
  border: 1px solid var(--border-strong);
  padding: 0.45rem 1.1rem;
  border-radius: 8px;
  color: var(--cyan);
}
.nav__link--cta:hover {
  background: rgba(75, 225, 255, 0.08);
  box-shadow: 0 0 18px rgba(75, 225, 255, 0.25);
}

.nav__tools {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
.lang {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  transition: border-color 0.2s ease;
}
.lang:hover { border-color: var(--border-strong); }
.lang__opt { color: var(--text-dim); transition: color 0.2s ease; }
.lang__opt.is-active { color: var(--cyan); font-weight: 700; }
.lang__sep { color: var(--text-dim); margin: 0 3px; opacity: 0.5; }

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav__burger span {
  width: 24px; height: 2px;
  background: var(--cyan);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* ============ Hero ============ */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  padding: calc(var(--nav-h) + 3rem) 0 4rem;
  overflow: hidden;
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.hero__hello {
  color: var(--green);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
.hero__title {
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.hero__subtitle {
  font-size: clamp(1.15rem, 3vw, 1.6rem);
  color: var(--text-dim);
  font-weight: 500;
  margin-top: 0.5rem;
}
.hero__tagline {
  margin-top: 1.2rem;
  max-width: 56ch;
  color: var(--text-dim);
}
.hero__tagline strong { color: var(--text); }

/* Pianeta di sfondo (assets/hero-bg.png)
   Ancorato a destra e mascherato radialmente: sfuma in ogni
   direzione, senza mai mostrare i bordi del rettangolo immagine */
.hero__planet {
  position: absolute;
  top: 50%;
  right: max(-12vw, -260px);
  transform: translateY(-46%);
  width: min(80vw, 1500px);
  aspect-ratio: 16 / 9;
  z-index: 1;
  pointer-events: none;
  background: url("../assets/hero-bg.png") center / cover no-repeat;
  opacity: 0.6;
  -webkit-mask-image: radial-gradient(ellipse closest-side at 50% 56%, #000 40%, transparent 96%);
  mask-image: radial-gradient(ellipse closest-side at 50% 56%, #000 40%, transparent 96%);
}

/* Terminale */
.terminal {
  margin-top: 2.2rem;
  background: rgba(8, 11, 26, 0.85);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(75, 225, 255, 0.04);
  backdrop-filter: blur(6px);
  max-width: 620px;
}
.terminal__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0.65rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--border);
}
.terminal__dot { width: 11px; height: 11px; border-radius: 50%; }
.terminal__dot--r { background: #ff5f57; }
.terminal__dot--y { background: #febc2e; }
.terminal__dot--g { background: #28c840; }
.terminal__title {
  margin-left: auto;
  font-size: 0.72rem;
  color: var(--text-dim);
}
.terminal__body {
  padding: 1.1rem 1.2rem 1.3rem;
  font-size: 0.86rem;
  line-height: 1.9;
  min-height: 158px;
  white-space: pre-wrap;
  word-break: break-word;
}
.t-prompt { color: var(--green); }
.t-cmd { color: var(--text); }
.t-out { color: var(--text-dim); }
.t-accent { color: var(--cyan); }
.t-caret {
  display: inline-block;
  width: 8px; height: 1.05em;
  background: var(--cyan);
  vertical-align: text-bottom;
  animation: blink 1s steps(1) infinite;
}

/* Bottoni */
.hero__actions {
  margin-top: 2.2rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  padding: 0.8rem 1.7rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn--primary {
  background: var(--grad);
  color: #071018;
  box-shadow: 0 8px 28px rgba(90, 160, 255, 0.35);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(90, 160, 255, 0.5);
}
.btn--ghost {
  color: var(--cyan);
  border: 1px solid var(--border-strong);
}
.btn--ghost:hover {
  background: rgba(75, 225, 255, 0.08);
  transform: translateY(-2px);
}
.btn--big { padding: 1rem 2.4rem; font-size: 1.05rem; }

/* Scroll hint */
.hero__scroll {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
.hero__scroll-line {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
  animation: drop 1.8s ease-in-out infinite;
}
@keyframes drop {
  0% { transform: scaleY(0); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: top; }
  56% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============ Pianeti decorativi ============ */
.planet {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  animation: planetFloat 14s ease-in-out infinite;
}
@keyframes planetFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}
.planet--cyan {
  background: radial-gradient(circle at 32% 30%, #b8f4ff, var(--cyan) 55%, #0e6c86 100%);
  box-shadow: 0 0 34px rgba(75, 225, 255, 0.3);
  --ring: rgba(75, 225, 255, 0.45);
}
.planet--violet {
  background: radial-gradient(circle at 32% 30%, #d8c8ff, var(--violet) 55%, #4c2f96 100%);
  box-shadow: 0 0 34px rgba(157, 123, 255, 0.3);
  --ring: rgba(157, 123, 255, 0.45);
}
.planet--green {
  background: radial-gradient(circle at 32% 30%, #b7f7d3, var(--green) 55%, #12724f 100%);
  box-shadow: 0 0 34px rgba(87, 227, 137, 0.3);
  --ring: rgba(87, 227, 137, 0.45);
}
.planet--amber {
  background: radial-gradient(circle at 32% 30%, #ffe6bd, var(--amber) 55%, #a06a1f 100%);
  box-shadow: 0 0 34px rgba(255, 196, 107, 0.3);
  --ring: rgba(255, 196, 107, 0.45);
}
.planet--ring::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 175%; height: 58%;
  border: 2px solid var(--ring);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(-22deg);
}
.planet--dim { opacity: 0.55; }

/* ============ Sezioni ============ */
.section { position: relative; padding: 6.5rem 0; }
.section > .container { position: relative; z-index: 1; }

.section__title {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: 0.8rem;
  white-space: nowrap;
}
.section__idx {
  color: var(--cyan);
  font-size: 0.75em;
  font-weight: 500;
}
.section__line {
  flex: 1;
  max-width: 320px;
  height: 1px;
  background: linear-gradient(to right, var(--border-strong), transparent);
}
.section__sub {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 2.6rem;
}

/* ============ Chi sono ============ */
.about {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
  align-items: start;
}
.about__text p + p { margin-top: 1rem; }
.about__text { color: var(--text-dim); }
.about__text strong { color: var(--text); }
.about__quote {
  margin-top: 1.6rem !important;
  font-size: 0.85rem;
  padding: 1rem 1.2rem;
  border-left: 2px solid var(--violet);
  background: rgba(157, 123, 255, 0.06);
  border-radius: 0 10px 10px 0;
}
.c-comment { color: #6f7bad; font-style: italic; }
.c-keyword { color: var(--violet); }
.c-var { color: var(--cyan); }
.c-fn { color: var(--amber); }

.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.2rem;
  backdrop-filter: blur(8px);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.stat:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
}
.stat__num {
  display: block;
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.1;
  font-family: var(--font-mono);
}
.stat__label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* ============ Stack ============ */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.tech {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem;
  backdrop-filter: blur(8px);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  overflow: hidden;
}
.tech::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 180px at 20% 0%, rgba(75, 225, 255, 0.08), transparent 65%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.tech:hover {
  transform: translateY(-5px);
  border-color: var(--border-strong);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.4);
}
.tech:hover::before { opacity: 1; }
.tech__icon {
  width: 46px; height: 46px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(87, 227, 137, 0.08);
  border: 1px solid rgba(87, 227, 137, 0.22);
  margin-bottom: 1rem;
}
.tech__icon img { width: 28px; height: 28px; display: block; }
.tech__name {
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.tech__tag {
  font-size: 0.66rem;
  font-weight: 500;
  color: var(--violet);
  border: 1px solid rgba(157, 123, 255, 0.35);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  letter-spacing: 0.06em;
}
.tech__desc {
  margin-top: 0.6rem;
  font-size: 0.88rem;
  color: var(--text-dim);
}

/* ============ Progetti ============ */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
.project {
  display: block;
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
  text-decoration: none;
  color: var(--text);
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
a.project:hover {
  transform: translateY(-5px);
  border-color: var(--border-strong);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.4);
}
.project--wip { opacity: 0.92; }
.project__shot {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: #0a0d1f;
}
.project__shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: transform 0.45s ease;
}
a.project:hover .project__shot img { transform: scale(1.05); }
.project__shot--wip {
  display: grid;
  place-items: center;
  font-size: 0.85rem;
  color: var(--amber);
  letter-spacing: 0.04em;
  background:
    linear-gradient(rgba(255, 196, 107, 0.05), transparent 60%),
    repeating-linear-gradient(0deg, rgba(255, 196, 107, 0.07) 0 1px, transparent 1px 28px),
    repeating-linear-gradient(90deg, rgba(255, 196, 107, 0.07) 0 1px, transparent 1px 28px),
    #0a0d1f;
}
.project__shot--wip .t-caret { background: var(--amber); margin-left: 2px; }
.project__body { padding: 1.5rem 1.6rem 1.7rem; }
.project__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.6rem;
  margin-bottom: 1.1rem;
}
.project__planet {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
}
.project__planet--cyan {
  background: radial-gradient(circle at 32% 30%, #b8f4ff, var(--cyan) 55%, #0e6c86 100%);
  box-shadow: 0 0 22px rgba(75, 225, 255, 0.4);
}
.project__planet--green {
  background: radial-gradient(circle at 32% 30%, #b7f7d3, var(--green) 55%, #12724f 100%);
  box-shadow: 0 0 22px rgba(87, 227, 137, 0.4);
}
.project__planet--violet {
  background: radial-gradient(circle at 32% 30%, #d8c8ff, var(--violet) 55%, #4c2f96 100%);
  box-shadow: 0 0 22px rgba(157, 123, 255, 0.4);
}
.project__planet--amber {
  background: radial-gradient(circle at 32% 30%, #ffe6bd, var(--amber) 55%, #a06a1f 100%);
  box-shadow: 0 0 22px rgba(255, 196, 107, 0.4);
}
.project__badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem;
}
.project__badge {
  font-size: 0.66rem;
  padding: 0.18rem 0.6rem;
  border-radius: 999px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.project__badge--crew {
  color: var(--violet);
  border: 1px solid rgba(157, 123, 255, 0.35);
  background: rgba(157, 123, 255, 0.08);
}
.project__badge--wip {
  color: var(--amber);
  border: 1px solid rgba(255, 196, 107, 0.4);
  background: rgba(255, 196, 107, 0.08);
}
.project__badge--org {
  color: var(--cyan);
  border: 1px solid rgba(75, 225, 255, 0.35);
  background: rgba(75, 225, 255, 0.07);
}
.projects-note {
  margin-top: 1.6rem;
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.8;
}
.projects-note a {
  color: var(--cyan);
  text-decoration: none;
}
.projects-note a:hover { text-decoration: underline; }
.project__name {
  font-size: 1.15rem;
  font-weight: 600;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  flex-wrap: wrap;
}
.project__url {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--cyan);
}
.project__desc {
  margin-top: 0.6rem;
  font-size: 0.9rem;
  color: var(--text-dim);
}
.project__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}
.project__tags li {
  font-size: 0.7rem;
  color: var(--cyan);
  background: rgba(75, 225, 255, 0.07);
  border: 1px solid rgba(75, 225, 255, 0.2);
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

/* ============ Timeline ============ */
.timeline {
  position: relative;
  margin-top: 1rem;
  padding-left: 30px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 8px; top: 6px; bottom: 6px;
  width: 1px;
  background: linear-gradient(to bottom, var(--cyan), var(--violet) 55%, transparent);
  opacity: 0.5;
}
.mission {
  position: relative;
  padding-bottom: 2.2rem;
}
.mission:last-child { padding-bottom: 0; }
.mission__marker {
  position: absolute;
  left: -30px; top: 8px;
  width: 17px; height: 17px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 12px rgba(75, 225, 255, 0.5);
}
.mission__pulse {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}
.mission__card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem 1.7rem;
  backdrop-filter: blur(8px);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.mission__card:hover {
  border-color: var(--border-strong);
  transform: translateX(4px);
}
.mission__date {
  font-size: 0.75rem;
  color: var(--cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.mission__role {
  margin-top: 0.4rem;
  font-size: 1.15rem;
  font-weight: 600;
}
.mission__company {
  color: var(--violet);
  font-weight: 500;
  margin-top: 0.15rem;
}
.mission__loc {
  color: var(--text-dim);
  font-size: 0.78rem;
  font-weight: 400;
}
.mission__desc {
  margin-top: 0.8rem;
  font-size: 0.92rem;
  color: var(--text-dim);
}
.mission__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}
.mission__tags li {
  font-size: 0.7rem;
  color: var(--cyan);
  background: rgba(75, 225, 255, 0.07);
  border: 1px solid rgba(75, 225, 255, 0.2);
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

/* ============ Formazione ============ */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
  margin-top: 2rem;
}
.edu-item {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.5rem;
  backdrop-filter: blur(8px);
  transition: border-color 0.25s ease, transform 0.25s ease;
  overflow: hidden;
}
.edu-item:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
}
.edu-item--featured {
  grid-column: 1 / -1;
  display: flex;
  align-items: flex-start;
  gap: 1.6rem;
  padding: 2rem;
  background:
    radial-gradient(560px 200px at 12% 0%, rgba(255, 196, 107, 0.07), transparent 65%),
    var(--surface);
}
.edu-item--featured .edu-item__icon {
  width: 60px; height: 60px;
  margin-bottom: 0;
  flex-shrink: 0;
}
.edu-item--featured .edu-item__icon svg { width: 30px; height: 30px; }
.edu-item__body { min-width: 0; }
.edu-item__type {
  position: absolute;
  top: 1.1rem;
  right: 1.2rem;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid rgba(255, 196, 107, 0.35);
  background: rgba(255, 196, 107, 0.07);
  padding: 0.16rem 0.6rem;
  border-radius: 999px;
}
.edu-item__type--cert { }
.edu-item__type--course {
  color: var(--cyan);
  border-color: rgba(75, 225, 255, 0.3);
  background: rgba(75, 225, 255, 0.06);
}
.edu-item__school {
  color: var(--violet);
  font-weight: 500;
  margin: 0.1rem 0 0.4rem;
}
.edu-item__title--big { font-size: 1.25rem; margin-top: 0.4rem; }
.edu-item__icon {
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  margin-bottom: 0.9rem;
}
.edu-item__icon svg { width: 22px; height: 22px; }
.edu-item__icon--cert {
  color: var(--amber);
  background: rgba(255, 196, 107, 0.08);
  border: 1px solid rgba(255, 196, 107, 0.25);
}
.edu-item__icon--course {
  color: var(--cyan);
  background: rgba(75, 225, 255, 0.08);
  border: 1px solid rgba(75, 225, 255, 0.25);
}
.edu-item__title { font-size: 1.02rem; font-weight: 600; }
.edu-item__sub {
  margin-top: 0.4rem;
  font-size: 0.87rem;
  color: var(--text-dim);
}
.edu-item .mission__tags { margin-top: 0.9rem; }

/* ============ Contatti ============ */
.section--contact { padding-bottom: 7rem; }
.contact__layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3rem;
  align-items: start;
  margin-top: 1.5rem;
}
.contact__lead {
  color: var(--text-dim);
  font-size: 1.1rem;
  margin-bottom: 1.4rem;
}
.contact__avail {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  color: var(--green);
  border: 1px solid rgba(87, 227, 137, 0.3);
  background: rgba(87, 227, 137, 0.07);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 2rem;
}
.contact__avail-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: availPulse 1.8s ease-in-out infinite;
}
@keyframes availPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.contact__list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.contact__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.85rem 1.1rem;
  text-decoration: none;
  color: var(--text);
  backdrop-filter: blur(8px);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
a.contact__item:hover {
  transform: translateX(5px);
  border-color: var(--border-strong);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35), 0 0 20px rgba(75, 225, 255, 0.1);
}
.contact__icon {
  flex-shrink: 0;
  width: 42px; height: 42px;
  display: grid;
  place-items: center;
  color: var(--cyan);
  background: rgba(75, 225, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 11px;
}
.contact__icon svg { width: 20px; height: 20px; }
.contact__item-text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}
.contact__label {
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.contact__value {
  font-size: 0.92rem;
  font-weight: 500;
  word-break: break-word;
}
/* Form contatti */
.cform {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  backdrop-filter: blur(8px);
}
.cform__title {
  font-size: 1.25rem;
  margin-bottom: 1.4rem;
}
.cform__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.cform__field { margin-bottom: 1rem; }
.cform__field label {
  display: block;
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.cform__field input,
.cform__field textarea {
  width: 100%;
  background: rgba(6, 8, 21, 0.6);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.75rem 0.9rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  resize: vertical;
}
.cform__field input:focus,
.cform__field textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(75, 225, 255, 0.15);
}
.cform__consent {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.83rem;
  color: var(--text-dim);
  margin: 0.4rem 0 1.4rem;
  cursor: pointer;
}
.cform__consent input {
  margin-top: 3px;
  width: 16px; height: 16px;
  accent-color: var(--cyan);
  flex-shrink: 0;
}
.cform__consent a { color: var(--cyan); }
.cform__actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}
.cform__actions .btn { border: 0; cursor: pointer; font-family: var(--font-sans); }
.cform__note { font-size: 0.72rem; color: var(--text-dim); }

/* ============ Footer ============ */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.2rem 0;
  background: rgba(4, 6, 16, 0.6);
}
.footer__inner { text-align: center; }
.footer__sig { font-size: 0.82rem; margin-bottom: 0.5rem; }
.footer__copy { font-size: 0.78rem; color: var(--text-dim); }
.footer__link { color: var(--text-dim); text-decoration: underline; text-underline-offset: 3px; }
.footer__link:hover { color: var(--cyan); }

/* ============ Easter egg ❤ ============ */
.footer__secret {
  background: none;
  border: 0;
  padding: 0 2px;
  cursor: pointer;
  vertical-align: middle;
  line-height: 0;
  opacity: 0.45;
  transition: opacity 0.25s ease, filter 0.25s ease, transform 0.25s ease;
}
.footer__secret svg { width: 13px; height: 12px; display: inline-block; }
.footer__secret:hover {
  opacity: 1;
  transform: scale(1.3);
  filter: drop-shadow(0 0 7px #ff2e4d);
}

.love {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  background: rgba(5, 6, 16, 0.9);
  backdrop-filter: blur(10px);
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.love[hidden] { display: none; }
.love.is-open { opacity: 1; }
.love__box {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.2, 0.7, 0.3, 1.35);
}
.love.is-open .love__box { transform: none; }
.love__heart {
  width: clamp(120px, 26vw, 180px);
  height: auto;
  margin-bottom: 1.8rem;
  animation: heartbeat 1.3s ease-in-out infinite;
  filter: drop-shadow(0 0 28px rgba(255, 46, 77, 0.55));
}
@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  14% { transform: scale(1.1); }
  28% { transform: scale(1); }
  42% { transform: scale(1.16); }
  60% { transform: scale(1); }
}
.love__intro {
  color: var(--text-dim);
  font-size: 0.8rem;
  line-height: 1.9;
  margin-bottom: 1.2rem;
}
.love__intro span { color: var(--green); }
.love__title { font-size: clamp(2rem, 6vw, 3.2rem); letter-spacing: -0.02em; }
.love__name {
  background: linear-gradient(100deg, #ff2e4d, #ff8aa0);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.love__sub { color: var(--text-dim); font-size: 0.8rem; margin-top: 0.7rem; }
.love__close {
  margin-top: 2.2rem;
  background: none;
  border: 1px solid rgba(255, 46, 77, 0.4);
  color: #ff8aa0;
  padding: 0.55rem 1.3rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}
.love__close:hover {
  background: rgba(255, 46, 77, 0.12);
  box-shadow: 0 0 18px rgba(255, 46, 77, 0.3);
}
.love__minis {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}
.love__mini {
  position: absolute;
  bottom: -36px;
  height: auto;
  opacity: 0;
  animation: floatUp linear infinite;
}
@keyframes floatUp {
  0% { transform: translateY(0) rotate(-8deg); opacity: 0; }
  12% { opacity: 0.85; }
  85% { opacity: 0.5; }
  100% { transform: translateY(-115vh) rotate(10deg); opacity: 0; }
}

/* ============ Responsive ============ */
@media (max-width: 900px) {
  .hero__planet { opacity: 0.35; }
  .about { grid-template-columns: 1fr; }
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .contact__layout { grid-template-columns: 1fr; gap: 2.2rem; }
  .projects-grid { grid-template-columns: 1fr; }
}

/* La nav ha 6 voci: sotto gli 880px passa al menu hamburger */
@media (max-width: 880px) {
  .nav__links {
    position: fixed;
    top: var(--nav-h);
    right: 0;
    width: min(78vw, 320px);
    height: calc(100dvh - var(--nav-h));
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem 1.8rem;
    gap: 1.4rem;
    background: rgba(8, 11, 26, 0.96);
    backdrop-filter: blur(16px);
    border-left: 1px solid var(--border);
    transform: translateX(100%);
    transition: transform 0.32s cubic-bezier(0.2, 0.7, 0.3, 1);
  }
  .nav__links.is-open { transform: translateX(0); }
  .nav__link { font-size: 1.05rem; }
  .nav__burger { display: flex; }
  .nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

@media (max-width: 640px) {
  .section { padding: 4.5rem 0; }
  .section__title { white-space: normal; }
  .stack-grid { grid-template-columns: 1fr; }
  .about__stats { grid-template-columns: 1fr 1fr; }
  .timeline { padding-left: 24px; }
  .mission__marker { left: -24px; }
  .edu-grid { grid-template-columns: 1fr; }
  .edu-item--featured { flex-direction: column; }
  .planet { display: none; }
  .cform__grid { grid-template-columns: 1fr; }
  .terminal__body { font-size: 0.78rem; }
  .hero__scroll { display: none; }
}