:root {
  --bg: #0d0907;          /* nero caldo */
  --bg-soft: #17110d;
  --text: #f3ece4;
  --muted: #9a8d80;
  --accent: #ff6a1a;      /* arancio fuoco (pelliccia) */
  --accent-2: #ffb020;    /* oro / ambra */
  --accent-3: #36e06a;    /* verde "fox-fire" (kitsunebi) */
  --border: #2e2118;
  --radius: 16px;
  --maxw: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Space Grotesk", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---------- SFONDO ---------- */
#bg3d {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -4;
  background-image:
    linear-gradient(rgba(255, 106, 26, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(54, 224, 106, 0.05) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.bg-glow {
  position: fixed;
  z-index: -3;
  top: -25%;
  left: 50%;
  transform: translateX(-50%);
  width: 760px;
  height: 760px;
  background: radial-gradient(circle, rgba(255, 106, 26, 0.24), rgba(54, 224, 106, 0.08) 45%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
  animation: breathe 7s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { opacity: 0.75; transform: translateX(-50%) scale(1); }
  50%      { opacity: 1;    transform: translateX(-50%) scale(1.08); }
}

/* kanji in filigrana */
.kanji-watermark {
  position: fixed;
  z-index: -2;
  right: 3vw;
  top: 12vh;
  font-size: clamp(8rem, 28vw, 24rem);
  font-weight: 700;
  line-height: 1;
  color: rgba(255, 106, 26, 0.045);
  user-select: none;
  pointer-events: none;
  writing-mode: vertical-rl;
}

/* ---------- NAVBAR ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 6vw;
  background: rgba(13, 9, 7, 0.6);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.logo {
  font-family: "JetBrains Mono", monospace;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 1px;
}
.logo span { color: var(--accent); }
.logo::before { content: "🦊 "; }
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ---------- HERO ---------- */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 15vh 6vw 13vh;
  text-align: left;
  position: relative;
}
.hero-greet {
  font-family: "JetBrains Mono", monospace;
  color: var(--accent);
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.hero-name {
  font-size: clamp(3rem, 10vw, 6.5rem);
  font-weight: 700;
  line-height: 1.05;
  background: linear-gradient(120deg, var(--accent-2), var(--accent), var(--accent-3));
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
  width: fit-content;
  animation: flame 6s linear infinite;
}
@keyframes flame {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}
.hero-name .fox {
  -webkit-text-fill-color: initial;
  font-size: 0.42em;
  vertical-align: middle;
  margin-left: 16px;
}
.hero-role {
  margin-top: 18px;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--text);
}
.hero-role .tag { color: var(--accent); }
.hero-role .dot { color: var(--accent-3); margin: 0 8px; }
.hero-sub {
  margin-top: 18px;
  color: var(--muted);
  max-width: 520px;
  font-size: 1.05rem;
}
.hero-cta { margin-top: 36px; display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 500;
  text-decoration: none;
  font-size: 0.98rem;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
}
.btn-primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #1a0e06;
  font-weight: 700;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255, 106, 26, 0.45); }
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent-3); color: var(--accent-3); transform: translateY(-2px); }

/* ---------- SECTIONS ---------- */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 8vh 6vw;
}
.section-title {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(1.4rem, 4vw, 2rem);
  margin-bottom: 40px;
  color: var(--text);
}
.section-title .num { color: var(--accent); margin-right: 10px; }

/* ---------- ABOUT ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: start;
}
.about-text p { color: var(--muted); margin-bottom: 18px; }
.hl { color: var(--accent-2); font-weight: 500; }
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.stat {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  background: rgba(255, 106, 26, 0.03);
  transition: border-color 0.2s, transform 0.2s;
}
.stat:hover { border-color: var(--accent); transform: translateY(-3px); }
.stat-num {
  display: block;
  font-family: "JetBrains Mono", monospace;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
}
.stat-label { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; }

/* ---------- SKILLS ---------- */
.skills { display: flex; flex-direction: column; gap: 26px; }
.skill-head {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-family: "JetBrains Mono", monospace;
}
.skill-pct { color: var(--accent-2); }
.skill-bar {
  height: 8px;
  background: var(--bg-soft);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.skill-bar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-3), var(--accent), var(--accent-2));
  box-shadow: 0 0 12px rgba(255, 106, 26, 0.5);
  transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- PROJECTS ---------- */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  background: rgba(23, 17, 13, 0.6);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255, 106, 26, 0.12), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}
.card:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: 0 12px 40px rgba(255, 106, 26, 0.18); }
.card:hover::before { opacity: 1; }
.card > * { position: relative; }
.card-badge {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  color: var(--accent-2);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.card-title { margin: 10px 0 12px; font-size: 1.25rem; }
.card-desc { color: var(--muted); font-size: 0.95rem; margin-bottom: 18px; }
.card-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.card-tags span {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
}
.card-links { display: flex; gap: 18px; }
.card-links a { color: var(--accent); text-decoration: none; font-size: 0.9rem; }
.card-links a:hover { color: var(--accent-2); }

/* ---------- CONTACT ---------- */
.contact-intro { color: var(--muted); margin-bottom: 30px; max-width: 480px; }
.contact-list { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.contact-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  text-decoration: none;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}
.contact-row:last-child { border-bottom: none; }
.contact-row:hover { background: rgba(255, 106, 26, 0.07); }
.contact-arrow.copied { color: var(--accent-3); }
.contact-key {
  font-family: "JetBrains Mono", monospace;
  color: var(--accent);
  width: 90px;
}
.contact-val { font-family: "JetBrains Mono", monospace; color: var(--accent-2); flex: 1; }
.contact-arrow { color: var(--muted); }

/* ---------- FOOTER ---------- */
.footer {
  text-align: center;
  padding: 50px 6vw;
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}
.heart { color: var(--accent); }

/* ---------- REVEAL ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s, transform 0.6s; }
.reveal.show { opacity: 1; transform: none; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 760px) {
  .nav-links {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    flex-direction: column;
    background: var(--bg-soft);
    padding: 20px 6vw;
    gap: 18px;
    border-bottom: 1px solid var(--border);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .about-grid { grid-template-columns: 1fr; }
  .kanji-watermark { opacity: 0.6; }
}

@media (prefers-reduced-motion: reduce) {
  .bg-glow, .hero-name { animation: none; }
}

/* ---------- BOOT / INTRO SCREEN ---------- */
body.boot-active { overflow: hidden; }

.boot {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: radial-gradient(circle at 50% 38%, #0a0e1a 0%, #04050a 70%);
  font-family: "JetBrains Mono", monospace;
  opacity: 1;
  transition: opacity 0.6s ease;
  overflow: hidden;
}
.boot-hide { opacity: 0; pointer-events: none; }

.boot-inner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(520px, 90vw);
  text-align: center;
  animation: bootIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.boot-icon {
  font-size: 92px;
  line-height: 1;
  margin-bottom: 16px;
  filter:
    drop-shadow(0 0 22px rgba(255, 106, 26, 0.6))
    drop-shadow(0 0 46px rgba(255, 106, 26, 0.35));
  animation: bootFloat 3.5s ease-in-out infinite;
}
.boot-title {
  color: var(--accent-2);
  letter-spacing: 7px;
  font-weight: 700;
  font-size: 1.05rem;
  text-shadow: 0 0 14px rgba(255, 176, 32, 0.5);
  margin-bottom: 26px;
}

.boot-log {
  text-align: left;
  font-size: 0.85rem;
  line-height: 1.95;
}
.term-line { display: flex; align-items: baseline; }
.term-line .lbl { color: #cdd2de; white-space: nowrap; }
.term-line .dots {
  flex: 1;
  margin: 0 8px;
  border-bottom: 1px dotted rgba(255, 255, 255, 0.16);
  transform: translateY(-4px);
}
.term-line .st { color: #36e06a; white-space: nowrap; }
.term-line .st.warn { color: #ffb020; }
.term-line.l-head .lbl { color: var(--accent); font-weight: 700; }
.term-line.l-warn .lbl { color: #ffb020; }
.term-line.l-done { justify-content: center; margin-top: 8px; }
.term-line.l-done .lbl {
  color: var(--accent-2);
  font-weight: 700;
  text-shadow: 0 0 12px rgba(255, 176, 32, 0.45);
}

.boot-bar {
  margin-top: 22px;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.boot-bar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 14px rgba(255, 106, 26, 0.6);
  transition: width 0.3s ease;
}

.boot-skip {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  color: #5a6072;
  font-size: 0.75rem;
  letter-spacing: 1.5px;
  animation: bootBlink 1.6s step-start infinite;
}
@keyframes bootBlink { 50% { opacity: 0.3; } }
@keyframes bootIn {
  from { opacity: 0; transform: translate(-50%, -46%) scale(0.92); }
  to   { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
@keyframes bootFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-9px); }
}

@media (max-width: 760px) {
  .boot-icon { font-size: 72px; }
  .boot-log { font-size: 0.78rem; }
}