/* caratteri ospitati nel sito: nessuna richiesta a Google Fonts (licenza in fonts/OFL.txt) */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400 600; font-display: swap; src: url(fonts/inter-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400 600; font-display: swap; src: url(fonts/inter-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'JetBrains Mono'; font-style: normal; font-weight: 400 600; font-display: swap; src: url(fonts/jetbrains-mono-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'JetBrains Mono'; font-style: normal; font-weight: 400 600; font-display: swap; src: url(fonts/jetbrains-mono-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 400 700; font-display: swap; src: url(fonts/space-grotesk-latin-ext.woff2) format('woff2'); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 400 700; font-display: swap; src: url(fonts/space-grotesk-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  --bg: #05070d;
  --bg-2: #0a0f1c;
  --panel: rgba(16, 24, 44, 0.55);
  --panel-solid: #0d1424;
  --border: rgba(120, 160, 255, 0.14);
  --border-strong: rgba(0, 229, 255, 0.45);
  --text: #e9f0ff;
  --muted: #8b98b8;
  --cyan: #00e5ff;
  --violet: #8b5cff;
  --pink: #ff4dd8;
  --green: #22e3a1;
  --red: #ff4d6d;
  --yellow: #ffd166;
  --grad: linear-gradient(100deg, var(--cyan), var(--violet) 55%, var(--pink));
  --radius: 18px;
  --display: "Space Grotesk", Inter, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  font-family: Inter, system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 17px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; position: relative; }
.mono { font-family: var(--mono); }
::selection { background: var(--violet); color: #fff; }

/* ---------- background ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image:
    linear-gradient(rgba(120,160,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,160,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 30%, transparent 75%);
}
body::before, body::after {
  content: ""; position: fixed; z-index: -3; border-radius: 50%; filter: blur(120px); opacity: .35; pointer-events: none;
}
body::before { width: 640px; height: 640px; background: var(--violet); top: -220px; right: -160px; animation: drift 18s ease-in-out infinite alternate; }
body::after  { width: 520px; height: 520px; background: #0077ff; bottom: -240px; left: -180px; animation: drift 22s ease-in-out infinite alternate-reverse; }
@keyframes drift { to { transform: translate(-80px, 60px) scale(1.15); } }

.cursor-glow {
  position: fixed; width: 420px; height: 420px; border-radius: 50%; pointer-events: none; z-index: -1;
  background: radial-gradient(circle, rgba(0,229,255,.12), transparent 65%);
  transform: translate(-50%, -50%); left: -500px; top: -500px; transition: opacity .3s;
}
.progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0; z-index: 50;
  background: var(--grad); box-shadow: 0 0 12px var(--cyan);
}

/* ---------- nav ---------- */
.nav {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 40;
  background: rgba(5,7,13,.6);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 600; letter-spacing: -.01em; }
.logo-mark {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px;
  font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--cyan);
  border: 1px solid var(--border-strong); box-shadow: 0 0 16px rgba(0,229,255,.25) inset;
}
.nav nav { display: flex; gap: 26px; align-items: center; font-size: 15px; }
.nav nav a:not(.btn) { color: var(--muted); transition: color .2s; position: relative; }
.nav nav a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -4px; width: 0; height: 1px; background: var(--cyan); transition: width .25s;
}
@media (hover: hover) { .nav nav a:not(.btn):hover { color: var(--text); } }
@media (hover: hover) { .nav nav a:not(.btn):hover::after { width: 100%; } }

/* ---------- buttons ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 24px; border-radius: 12px; font-weight: 600; font-size: 15px; cursor: pointer;
  color: #04121a; background-color: #3fc6ff; background-image: linear-gradient(100deg, var(--cyan), #7aa8ff);
  border: 1px solid transparent; font-family: inherit;
  box-shadow: 0 0 0 rgba(0,229,255,0); transition: transform .2s, box-shadow .25s;
}
@media (hover: hover) { .btn:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -8px rgba(0,229,255,.55); } }
.btn-ghost {
  color: var(--text); background: rgba(255,255,255,.03); border-color: var(--border);
}
@media (hover: hover) { .btn-ghost:hover { border-color: var(--border-strong); box-shadow: 0 0 24px -6px rgba(0,229,255,.4); } }
.btn-small { padding: 8px 16px; font-size: 14px; border-radius: 10px; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: calc(100vh - 66px); display: flex; align-items: center; padding: 60px 0 100px; }
#net { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: .7; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; width: 100%; }
.chip {
  display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--panel); font-size: 13px; color: var(--muted);
  backdrop-filter: blur(8px);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .35; } }
h1 {
  font-family: var(--display); font-size: clamp(2.3rem, 4.4vw, 3.3rem); line-height: 1.05;
  letter-spacing: -.035em; margin-top: 22px; font-weight: 700;
}
.grad {
  background: var(--grad); background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }
.lead { color: var(--muted); font-size: 1.2rem; margin-top: 22px; max-width: 580px; }
.lead.typed-line { margin-top: 2px; } /* altezza minima impostata da app.js: la frase più lunga non fa più saltare la pagina */
.typed { color: var(--text); font-weight: 600; }
.caret { color: var(--cyan); animation: blink 1s steps(1) infinite; font-family: var(--mono); }
@keyframes blink { 50% { opacity: 0; } }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.cta-row.center { justify-content: center; }

.term {
  margin-top: 40px; max-width: 520px; border-radius: 14px; overflow: hidden;
  border: 1px solid var(--border); background: rgba(8,12,24,.75); backdrop-filter: blur(10px);
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.8);
}
.term-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--border); }
.term-bar i { width: 10px; height: 10px; border-radius: 50%; background: #2a3550; }
.term-bar i:nth-child(1) { background: #ff5f57; } .term-bar i:nth-child(2) { background: #febc2e; } .term-bar i:nth-child(3) { background: #28c840; }
.term-bar span { margin-left: 8px; font-family: var(--mono); font-size: 12px; color: var(--muted); }
.term pre { padding: 16px 18px; font-family: var(--mono); font-size: 13.5px; line-height: 1.75; color: #cfe0ff; overflow-x: auto; }
.term .k { color: var(--violet); } .term .s { color: var(--green); } .term .f { color: var(--cyan); } .term .c { color: #5f6f92; }

/* ---------- orbita dei servizi (hero, lato destro): stessa forma, misure e comportamento dell'orbita dell'app ---------- */
.orbit {
  position: relative; justify-self: center; width: min(100%, 540px); aspect-ratio: 1; max-width: 100%;
  user-select: none; -webkit-user-select: none;
}
.orbit canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.orbit-ring { position: absolute; left: 50%; top: 50%; border-radius: 50%; border: 1px dashed rgba(120,160,255,.16); transform: translate(-50%, -50%); pointer-events: none; }
.orbit-ring.r1 { width: 86%; height: 80%; }
.orbit-ring.r2 { width: 60%; height: 56%; border-style: solid; border-color: rgba(0,229,255,.09); animation: spinRing 40s linear infinite; }
.orbit-ring.r2::after { content: ""; position: absolute; top: -3px; left: 50%; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
@keyframes spinRing { to { transform: translate(-50%, -50%) rotate(360deg); } }
.orbit-core {
  position: absolute; left: 50%; top: 50%; width: 46%; aspect-ratio: 1; min-height: 0; transform: translate(-50%, -50%); /* sempre un cerchio, anche con testi lunghi */
  border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  padding: 7%; gap: 6px; z-index: 1; transition: background .6s;
  background: radial-gradient(circle at 50% 35%, color-mix(in srgb, var(--c, #8b5cff) 30%, transparent), rgba(10,15,30,.94) 70%);
  border: 1px solid var(--border-strong);
  box-shadow: 0 0 60px -10px color-mix(in srgb, var(--c, #8b5cff) 70%, transparent), 0 0 120px -40px rgba(0,229,255,.6), inset 0 0 30px rgba(0,229,255,.12);
}
.orbit-core::before {
  content: ""; position: absolute; inset: -7px; border-radius: 50%; pointer-events: none;
  background: conic-gradient(from var(--ang, 0deg), transparent 0 65%, var(--c, var(--cyan)) 80%, var(--violet) 92%, transparent);
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 2px), #000 calc(100% - 1px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 2px), #000 calc(100% - 1px));
  animation: spin 5s linear infinite;
}
.core-tag { font-size: 10.5px; color: var(--c, var(--cyan)); letter-spacing: .08em; text-transform: uppercase; }
.orbit-core h3 { font-size: clamp(1rem, 2.1vw, 1.3rem); line-height: 1.15; letter-spacing: -.02em; text-wrap: balance; }
.orbit-core p { font-size: clamp(.72rem, 1.3vw, .82rem); color: var(--muted); line-height: 1.4; text-wrap: balance; }
.orbit-core a { font-size: 13px; color: var(--c, var(--cyan)); font-weight: 600; }
@media (hover: hover) { .orbit-core a:hover { text-decoration: underline; } }
.orbit-core .swap { transition: opacity .22s, transform .22s; }
.orbit-core.fading .swap { opacity: 0; transform: translateY(4px); }
.orb-chip {
  position: absolute; left: 0; top: 0; z-index: 2; display: flex; align-items: center; gap: 9px;
  padding: 8px 13px 8px 9px; border-radius: 14px; cursor: grab; touch-action: none; text-align: left; font: inherit; color: var(--text);
  background: rgba(10,15,30,.8); border: 1px solid var(--border); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 12px 30px -12px rgba(0,0,0,.8); white-space: nowrap; will-change: transform;
  transition: border-color .25s, box-shadow .25s, background .25s;
}
.orb-chip svg { width: 22px; height: 22px; padding: 4px; border-radius: 8px; flex: none; fill: none; stroke: var(--c, var(--cyan)); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  background: color-mix(in srgb, var(--c, var(--cyan)) 14%, transparent); }
.orb-chip .testi { display: flex; flex-direction: column; line-height: 1.25; }
.orb-chip .mono { font-size: 13px; font-weight: 600; color: var(--c, var(--cyan)); }
.orb-chip small { font-size: 11.5px; color: var(--muted); }
.orb-chip.active { border-color: var(--c, var(--cyan)); box-shadow: 0 0 26px -6px var(--c, var(--cyan)), 0 12px 30px -12px rgba(0,0,0,.8); background: rgba(14,20,40,.94); }
@media (hover: hover) { .orb-chip:hover { border-color: var(--c, var(--cyan)); box-shadow: 0 0 26px -6px var(--c, var(--cyan)), 0 12px 30px -12px rgba(0,0,0,.8); background: rgba(14,20,40,.94); } }
.orb-chip.dragging { cursor: grabbing; z-index: 3; }
.orb-chip:focus-visible { outline: 2px solid var(--c, var(--cyan)); outline-offset: 3px; }
.orbit-hint { position: absolute; left: 0; right: 0; bottom: -8px; text-align: center; font-family: var(--mono); font-size: 11.5px; color: #5f6f92; pointer-events: none; }
/* doppio clic su un box: la sezione corrispondente si accende per un momento */
.richiamata, .app.active.richiamata { animation: richiamata 1.6s ease-out; }
@keyframes richiamata { 0%, 30% { border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(0,229,255,.35), 0 0 70px -6px var(--cyan); } }

/* ---------- foto (sezione Chi sono) ---------- */
.photo-frame {
  position: relative; border-radius: 26px; padding: 2px; background: var(--grad);
  box-shadow: 0 0 50px -12px rgba(139,92,255,.55), 0 0 100px -30px rgba(0,229,255,.45);
}
.photo-frame img { border-radius: 24px; width: 100%; height: auto; aspect-ratio: 4/5; object-fit: cover; filter: saturate(1.05) contrast(1.03); }
.photo-frame::after {
  content: ""; position: absolute; inset: 2px; border-radius: 24px; pointer-events: none;
  background: linear-gradient(180deg, transparent 60%, rgba(5,7,13,.5));
}

.scroll-hint { position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); width: 26px; height: 42px; border: 1.5px solid var(--border-strong); border-radius: 14px; }
.scroll-hint span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--cyan); animation: wheel 1.8s infinite; }
@keyframes wheel { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- marquee ---------- */
.marquee { border-block: 1px solid var(--border); overflow: hidden; padding: 18px 0; background: rgba(10,15,28,.5); }
.marquee-track { display: flex; width: max-content; animation: marquee 44s linear infinite; will-change: transform; } /* niente gap: con -50% il giro torna esatto */
.marquee span { font-family: var(--display); font-size: 1.15rem; color: var(--muted); white-space: nowrap; display: flex; align-items: center; gap: 48px; padding-right: 48px; }
.marquee span::after { content: "◆"; font-size: .6rem; color: var(--violet); }
@keyframes marquee { from { transform: translate3d(0,0,0); } to { transform: translate3d(-50%,0,0); } }

/* ---------- sections ---------- */
.section { padding: 120px 0; position: relative; }
h2 { font-family: var(--display); font-size: clamp(1.9rem, 4vw, 3rem); letter-spacing: -.03em; line-height: 1.1; font-weight: 700; }
h3 { font-family: var(--display); font-size: 1.25rem; letter-spacing: -.01em; }
.section-lead { color: var(--muted); margin-top: 14px; max-width: 640px; font-size: 1.05rem; }
.note { display: block; margin-top: 6px; font-size: 13px; font-family: var(--mono); color: #66739a; }

/* cards */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 52px; }
.card {
  position: relative; padding: 32px 28px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--border); backdrop-filter: blur(10px);
  transition: border-color .3s, box-shadow .3s; transform-style: preserve-3d; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(0,229,255,.12), transparent 50%);
}
@media (hover: hover) { .card:hover { border-color: var(--border-strong); box-shadow: 0 20px 50px -20px rgba(0,229,255,.35); } }
@media (hover: hover) { .card:hover::before { opacity: 1; } }
.card-num { position: absolute; top: 20px; right: 24px; font-family: var(--mono); font-size: 13px; color: #3c4a6e; }
.icon {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 22px;
  background: linear-gradient(135deg, rgba(0,229,255,.15), rgba(139,92,255,.15)); border: 1px solid var(--border);
}
.icon svg { width: 24px; height: 24px; fill: none; stroke: var(--cyan); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.for { color: var(--violet); font-size: 14px; font-weight: 600; margin: 4px 0 16px; filter: brightness(1.35); }
.card ul { list-style: none; color: var(--muted); }
.card li { margin: 9px 0; padding-left: 20px; position: relative; font-size: 15.5px; }
.card li::before { content: "›"; position: absolute; left: 4px; color: var(--cyan); font-weight: 700; }

/* tocchi immediati su telefono: niente attesa per il doppio tocco-zoom */
button, a, select, input, .tab, .orb-chip { touch-action: manipulation; }

/* ---------- lab ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 44px; scroll-margin-top: 90px; }
.tab {
  font: inherit; font-size: 15px; font-weight: 500; color: var(--muted); cursor: pointer;
  padding: 11px 18px; border-radius: 12px; background: var(--panel); border: 1px solid var(--border);
  transition: all .25s;
}
@media (hover: hover) { .tab:hover { color: var(--text); border-color: rgba(0,229,255,.3); } }
.tab.active { color: var(--text); border-color: var(--border-strong); background: rgba(0,229,255,.08); box-shadow: 0 0 24px -8px rgba(0,229,255,.6); }
.app-wrap { margin-top: 18px; }
.app {
  display: none; grid-template-columns: 290px 1fr; border-radius: 22px; overflow: hidden;
  border: 1px solid var(--border); background: rgba(8,12,24,.7); backdrop-filter: blur(12px);
  box-shadow: 0 40px 80px -40px rgba(0,0,0,.9), 0 0 0 1px rgba(255,255,255,.02) inset;
}
.app.active { display: grid; animation: appIn .45s ease; }
@keyframes appIn { from { opacity: 0; transform: translateY(12px); } }
.app-side { padding: 26px 22px; background: rgba(13,20,36,.85); border-right: 1px solid var(--border); display: flex; flex-direction: column; gap: 18px; }
.app-side h4 { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.app-side label { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; font-size: 14px; color: #c3cde6; }
.app-side output { font-family: var(--mono); font-size: 13px; color: var(--cyan); font-variant-numeric: tabular-nums; white-space: nowrap; }
.app-side .hint { font-size: 13px; color: var(--muted); margin-top: -8px; font-family: var(--mono); }
.app-side .btn { align-self: flex-start; }
/* cursore: la barra visibile è alta 4px, ma l'area che si può toccare è più alta */
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 26px; margin: -11px 0; outline: none; cursor: pointer; touch-action: pan-y; background:
  linear-gradient(90deg, var(--cyan), var(--violet)) left center / var(--fill, 50%) 4px no-repeat,
  linear-gradient(#1d2742, #1d2742) left center / 100% 4px no-repeat; }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 16px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 4px rgba(0,229,255,.25), 0 0 12px var(--cyan); }
input[type=range]::-moz-range-thumb { width: 16px; height: 16px; border: 0; border-radius: 50%; background: #fff; box-shadow: 0 0 0 4px rgba(0,229,255,.25), 0 0 12px var(--cyan); }
@media (pointer: coarse) {
  input[type=range] { height: 36px; margin: -16px 0; }
  input[type=range]::-webkit-slider-thumb { width: 22px; height: 22px; }
  input[type=range]::-moz-range-thumb { width: 22px; height: 22px; }
}
select {
  width: 100%; font: inherit; font-size: 14px; color: var(--text); background: #0a1120; border: 1px solid var(--border);
  border-radius: 10px; padding: 9px 12px; cursor: pointer; outline: none;
}
select:focus { border-color: var(--border-strong); }
.app-main { padding: 26px; min-width: 0; }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.metric { padding: 14px 16px; border-radius: 14px; background: rgba(255,255,255,.025); border: 1px solid var(--border); min-width: 0; }
.metric span { display: block; font-size: 12px; color: var(--muted); line-height: 1.3; }
.metric b { display: block; font-family: var(--display); font-size: 1.35rem; margin-top: 6px; letter-spacing: -.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pos { color: var(--green); } .neg { color: var(--red); } .warn { color: var(--yellow); }
.chart-box { position: relative; height: 340px; margin-top: 18px; }
.chart-box canvas { width: 100%; height: 100%; display: block; }
.caption { font-size: 12.5px; color: #66739a; margin-top: 12px; font-family: var(--mono); line-height: 1.5; }

.cr-top { display: grid; grid-template-columns: 1.3fr 1fr; gap: 16px; }
.gauge-box, .rating-box { border-radius: 16px; border: 1px solid var(--border); background: rgba(255,255,255,.025); padding: 18px; }
.gauge { width: 100%; max-width: 300px; display: block; margin: 0 auto; }
.g-track, .g-val { fill: none; stroke-width: 14; stroke-linecap: round; }
.g-track { stroke: #1a2340; }
.g-val { stroke: url(#gg); transition: stroke-dashoffset .5s cubic-bezier(.2,.8,.2,1); filter: drop-shadow(0 0 6px rgba(0,229,255,.4)); }
.g-needle { stroke: #fff; stroke-width: 2.5; stroke-linecap: round; transform-origin: 100px 100px; transition: transform .5s cubic-bezier(.2,.8,.2,1); }
.g-hub { fill: #fff; }
.gauge-label { text-align: center; margin-top: 4px; }
.gauge-label span, .rating-box span { display: block; font-size: 12px; color: var(--muted); }
.gauge-label b { font-family: var(--display); font-size: 1.8rem; }
.rating-box { display: flex; flex-direction: column; justify-content: center; gap: 4px; text-align: center; }
.rating { font-family: var(--display); font-weight: 700; font-size: 3.4rem; line-height: 1.1; margin: 4px 0 12px; transition: color .3s, text-shadow .3s; }
.rating-box b { font-family: var(--display); font-size: 1.4rem; }
.app-main h5 { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin: 22px 0 10px; font-weight: 400; }
.drivers { display: flex; flex-direction: column; gap: 8px; }
.drv { display: grid; grid-template-columns: 170px 1fr 70px; align-items: center; gap: 12px; font-size: 13.5px; }
.drv-name { color: #c3cde6; }
.drv-bar { position: relative; height: 10px; background: #121a30; border-radius: 6px; }
.drv-bar::before { content: ""; position: absolute; left: 50%; top: -3px; bottom: -3px; width: 1px; background: #33415f; }
.drv-fill { position: absolute; top: 0; height: 100%; border-radius: 6px; transition: all .45s cubic-bezier(.2,.8,.2,1); }
.drv-fill.up { left: 50%; background: linear-gradient(90deg, #ff9a6d, var(--red)); box-shadow: 0 0 10px rgba(255,77,109,.5); }
.drv-fill.down { right: 50%; background: linear-gradient(270deg, #6dffcf, var(--green)); box-shadow: 0 0 10px rgba(34,227,161,.45); }
.drv-val { font-family: var(--mono); font-size: 12px; color: var(--muted); text-align: right; }

.chart-box.short { height: 300px; }
.mk-views.off { opacity: .35; pointer-events: none; }
.app-side h4.mk-views { margin-top: 6px; }
.app-side label.check { justify-content: flex-start; align-items: center; gap: 10px; cursor: pointer; flex-wrap: nowrap; }
.check input { width: 16px; height: 16px; accent-color: var(--cyan); cursor: pointer; margin: 0; flex: none; }
.greeks { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 14px; }
.greeks > div:not(.legs) { padding: 10px 12px; border-radius: 12px; background: rgba(255,255,255,.025); border: 1px solid var(--border); min-width: 0; cursor: help; }
.greeks span { display: block; font-size: 11.5px; color: var(--muted); }
.greeks b { display: block; font-family: var(--mono); font-size: 13.5px; font-weight: 500; margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.greeks .legs { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; }
.legs span { font-family: var(--mono); font-size: 12px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); }
.legs .long { color: var(--green); border-color: rgba(34,227,161,.3); } .legs .short { color: var(--red); border-color: rgba(255,77,109,.3); }
.sw { display: inline-block; width: 10px; height: 6px; border-radius: 2px; vertical-align: middle; margin: 0 2px; }
.sw.mkt { background: #3a4768; } .sw.opt { background: linear-gradient(90deg, var(--cyan), var(--violet)); }
.weights { display: flex; flex-direction: column; gap: 8px; }
.wrow { display: grid; grid-template-columns: 150px 1fr 44px 52px; gap: 12px; align-items: center; font-size: 13.5px; }
.wname { color: #c3cde6; display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.wname i { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.wbars { display: flex; flex-direction: column; gap: 3px; }
.wbar { height: 6px; border-radius: 4px; transition: width .45s cubic-bezier(.2,.8,.2,1); }
.wbar.mkt { background: #3a4768; }
.wbar.opt { height: 9px; background: linear-gradient(90deg, var(--cyan), var(--violet)); box-shadow: 0 0 10px rgba(0,229,255,.35); }
.wval { font-family: var(--mono); text-align: right; color: var(--text); }
.wmu { font-family: var(--mono); font-size: 12px; text-align: right; color: var(--muted); }
.bars-box { height: 170px; }
.bars-box canvas { width: 100%; height: 100%; display: block; }

/* ---------- steps ---------- */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 52px; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 22px; left: 22px; right: 22px; height: 1px; background: linear-gradient(90deg, var(--cyan), var(--violet), transparent); opacity: .5; }
.steps li { position: relative; }
.num {
  position: relative; display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; margin-bottom: 18px;
  font-family: var(--mono); font-size: 14px; color: var(--cyan); background: var(--bg); border: 1px solid var(--border-strong);
  box-shadow: 0 0 20px -4px rgba(0,229,255,.5);
}
.steps p { color: var(--muted); font-size: 15px; margin-top: 8px; }

/* ---------- about ---------- */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.about-text > p { color: var(--muted); margin-top: 18px; }
.about-head { display: grid; grid-template-columns: 210px 1fr; gap: 28px; align-items: center; margin-bottom: 8px; }
.about-head .role { color: var(--muted); margin-top: 8px; font-size: .98rem; }
.about-head .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.about-head .tags span { font-family: var(--mono); font-size: 11.5px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); color: #c3cde6; background: rgba(255,255,255,.03); }
.about strong { color: var(--text); font-weight: 600; }
.timeline { position: relative; padding-left: 28px; display: flex; flex-direction: column; gap: 18px; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--cyan), var(--violet), transparent); border-radius: 2px; }
.tl-item { position: relative; padding: 18px 22px; border-radius: 16px; background: var(--panel); border: 1px solid var(--border); backdrop-filter: blur(10px); transition: border-color .3s, transform .3s; }
@media (hover: hover) { .tl-item:hover { border-color: var(--border-strong); transform: translateX(4px); } }
.tl-item::before { transition: transform .3s; }
@media (hover: hover) { .tl-item:hover::before { transform: translateX(-4px); } } /* il pallino resta sulla linea */
.tl-item::before { content: ""; position: absolute; left: -31px; top: 24px; width: 14px; height: 14px; border-radius: 50%; background: var(--bg); border: 2px solid var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.tl-tag { font-family: var(--mono); font-size: 11.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.tl-tag.now { color: var(--green); }
.tl-item h4 { font-family: var(--display); font-size: 1.12rem; margin-top: 4px; }
.tl-item p { color: var(--muted); font-size: 14.5px; }

/* ---------- contact ---------- */
.contact-card {
  text-align: center; padding: 72px 32px; border-radius: 28px; position: relative; overflow: hidden;
  background: radial-gradient(ellipse at top, rgba(139,92,255,.22), transparent 60%), rgba(10,15,30,.7);
  border: 1px solid var(--border);
}
.contact-card::before {
  content: ""; position: absolute; inset: -1px; border-radius: 28px; padding: 1px; pointer-events: none;
  background: conic-gradient(from var(--ang, 0deg), transparent 0 70%, var(--cyan) 80%, var(--violet) 90%, transparent);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  animation: spin 6s linear infinite;
}
@property --ang { syntax: "<angle>"; inherits: false; initial-value: 0deg; }
@keyframes spin { to { --ang: 360deg; } }
.contact-card .section-lead { margin-left: auto; margin-right: auto; }

.footer { border-top: 1px solid var(--border); padding: 30px 0; color: var(--muted); font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.footer .mono { font-size: 12.5px; color: #4f5c7d; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(36px); filter: blur(6px); transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1), filter .9s; }
.reveal.in { opacity: 1; transform: none; filter: none; }
/* su telefono niente sfocatura nell'apparizione: su iPhone il filtro a volte fa sparire lo sfondo dei pulsanti */
@media (hover: none) { .reveal { filter: none; } }
.no-js .reveal { opacity: 1; transform: none; filter: none; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .orbit { width: min(100%, 500px); }
  .grid-3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .steps::before { display: none; }
  .about { grid-template-columns: 1fr; gap: 40px; }
  .about-head { grid-template-columns: 160px 1fr; gap: 20px; }
  .app { grid-template-columns: 1fr; }
  .app-side { border-right: 0; border-bottom: 1px solid var(--border); }
  .metrics { grid-template-columns: 1fr 1fr; }
  .greeks { grid-template-columns: 1fr 1fr; }
  .greeks > div:last-child { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav nav a:not(.btn) { display: none; }
  .logo span:last-child { display: none; }
  .section { padding: 84px 0; }
  .hero { min-height: auto; padding: 40px 0 90px; }
  .term pre { font-size: 11.5px; }
  .chart-box { height: 260px; }
  #tool-mk .chart-box { height: 330px; }
  .cr-top { grid-template-columns: 1fr; }
  .drv { grid-template-columns: 110px 1fr 54px; font-size: 12.5px; }
  .wrow { grid-template-columns: 112px 1fr 38px 44px; gap: 8px; font-size: 12.5px; }
  .wname { white-space: normal; }
  .app-main { padding: 18px; }
  .contact-card { padding: 52px 20px; }
  .btn { padding: 12px 18px; }
}
@media (max-width: 520px) {
  .orb-chip { padding: 6px 10px; gap: 6px; border-radius: 11px; }
  .orb-chip svg { display: none; } /* i nomi dei servizi sono lunghi: sul telefono serve lo spazio */
  .orb-chip .mono { font-size: 11px; }
  .orb-chip small { display: none; }
  .orbit-core { width: 52%; padding: 6%; gap: 3px; }
  .orbit-core p { display: none; }
  .core-tag { font-size: 9px; }
  .about-head { grid-template-columns: 120px 1fr; gap: 16px; }
}
@media (max-width: 420px) {
  .steps { grid-template-columns: 1fr; }
  .metric b { font-size: 1.1rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
}

/* ---------- pagina privacy ---------- */
.legale { max-width: 780px; padding-top: 64px; padding-bottom: 96px; }
.legale h1 { font-family: var(--display); font-size: clamp(2rem, 5vw, 2.8rem); letter-spacing: -.03em; line-height: 1.1; }
.legale .aggiornata { color: var(--muted); font-size: 13px; margin: 10px 0 34px; }
.legale h2 { font-size: 1.35rem; letter-spacing: -.01em; margin: 40px 0 12px; }
.legale h3 { font-size: 1.05rem; margin: 22px 0 8px; color: var(--cyan); }
.legale p, .legale li { color: #c3cde6; margin-bottom: 12px; }
.legale ul { padding-left: 22px; margin-bottom: 12px; }
.legale a, .footer a { color: var(--cyan); }
.legale a:hover, .footer a:hover { text-decoration: underline; }
.legale .torna { margin-top: 40px; }