:root {
  --bg: #070b18;
  --bg2: #0c1428;
  --panel: rgba(13, 22, 44, .82);
  --line: rgba(120, 170, 255, .18);
  --line2: rgba(120, 170, 255, .35);
  --ink: #eef3ff;
  --mute: #9aa9c9;
  --sun: #ffcf4a;
  --sun2: #ff9f3a;
  --sky: #6aa8ff;
  --ok: #7dffb2;
  --warn: #ff8a6a;
  --board: #0a0d12;
  --flap: #15191f;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --r: 14px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation: none !important; transition: none !important; } }
body {
  margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 var(--sans);
  background-image:
    radial-gradient(1200px 600px at 85% -10%, rgba(255, 170, 60, .13), transparent 60%),
    radial-gradient(900px 600px at -10% 20%, rgba(70, 120, 255, .12), transparent 60%);
  background-attachment: fixed;
}
a { color: var(--sun); }
b, strong { font-weight: 650; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
.skip { position: absolute; left: -999px; top: 0; background: var(--sun); color: #000; padding: 8px 12px; z-index: 99; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--sun); outline-offset: 2px; }

/* HEADER */
.top {
  position: sticky; top: 0; z-index: 50; display: flex; justify-content: space-between; align-items: center;
  gap: 12px; padding: 12px clamp(16px, 4vw, 40px);
  background: rgba(7, 11, 24, .78); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line);
}
.brand { color: var(--ink); text-decoration: none; font-weight: 800; letter-spacing: -.02em; font-size: 18px; }
.brand span { color: var(--sun); }
.top nav { display: flex; gap: 18px; flex-wrap: wrap; }
.top nav a { color: var(--mute); text-decoration: none; font-size: 14px; }
.top nav a:hover { color: var(--ink); }
@media (max-width: 640px) { .top nav { display: none; } }

/* SEZIONI */
section { padding: clamp(48px, 8vw, 96px) clamp(16px, 4vw, 40px); max-width: 1240px; margin: 0 auto; }
.sec-head { max-width: 760px; margin-bottom: 28px; }
.sec-head h2 { font-size: clamp(28px, 4.4vw, 44px); }
.sec-head p { color: var(--mute); font-size: 17px; }
.kicker { font: 600 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .18em; color: var(--sun); margin: 0 0 14px; }
.sub { font-size: 20px; margin-top: 44px; }

/* HERO */
.hero { padding-top: clamp(40px, 7vw, 84px); padding-bottom: 24px; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 40px; align-items: center; }
.hero-text { max-width: 860px; }
.record { background: var(--panel); border: 1px solid var(--line2); border-radius: 22px; padding: 22px; box-shadow: 0 20px 60px rgba(0,0,0,.35), 0 0 0 1px rgba(255,207,74,.08) inset; }
.record h3 { font-size: 24px; margin: 6px 0 14px; }
.rec-sub { color: var(--mute); font-size: 14px; margin: 0; }
.rec-times { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-family: var(--mono); }
.rec-times div { display: flex; flex-direction: column; }
.rec-times small { color: var(--mute); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.rec-times b { font-size: 34px; color: var(--sun); line-height: 1.1; }
.rec-times span { color: var(--mute); font-size: 22px; }
.rec-note { color: var(--mute); font-size: 14px; }
.record .btn { width: 100%; }
@media (max-width: 980px) { .hero { grid-template-columns: 1fr; } }
.hero h1 { font-size: clamp(30px, 5.4vw, 60px); font-weight: 800; letter-spacing: -.03em; }
.hero h1 em { font-style: normal; color: var(--sun); background: linear-gradient(90deg, var(--sun), var(--sun2)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.lead { font-size: clamp(17px, 2vw, 20px); color: #c9d5f0; max-width: 680px; }
.formula { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 26px 0 8px; font: 600 15px var(--mono); }
.formula .tok { padding: 8px 12px; border: 1px solid var(--line2); border-radius: 10px; background: var(--bg2); }
.formula .tok.hl { border-color: var(--sun); color: var(--sun); }
.formula .op { color: var(--mute); }
.formula-note { color: var(--mute); max-width: 640px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer;
  padding: 11px 18px; border-radius: 999px; border: 1px solid var(--line2); background: transparent;
  color: var(--ink); font: 600 15px var(--sans); text-decoration: none; transition: background .2s, transform .1s;
}
.btn:hover { background: rgba(120, 170, 255, .1); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--sun); border-color: var(--sun); color: #1a1200; }
.btn.primary:hover { background: #ffd96e; }
.btn.wide { width: 100%; border-radius: 12px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* STAGE */
.stage { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 20px; padding-top: 8px; }
.globe-wrap { position: relative; min-height: 560px; border-radius: 22px; overflow: hidden; border: 1px solid var(--line);
  background: radial-gradient(circle at 50% 50%, #0d1838 0%, #050814 70%); }
.globe { position: absolute; inset: 0; cursor: grab; touch-action: none; }
.globe:active { cursor: grabbing; }
.globe canvas { display: block; width: 100%; height: 100%; }
.globe .fallback { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 24px; color: var(--mute); }
.globe-hud { position: absolute; left: 12px; right: 12px; top: 12px; display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; pointer-events: none; }
.hud-time, .playback { pointer-events: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; backdrop-filter: blur(8px); }
.hud-time { padding: 6px 12px; display: flex; align-items: baseline; gap: 8px; font-family: var(--mono); }
.hud-time span { font-size: 11px; color: var(--mute); }
.hud-time b { font-size: 18px; color: var(--sun); }
.hud-time small { color: var(--mute); font-size: 12px; }
.playback { display: flex; gap: 2px; padding: 4px; }
.playback button { background: transparent; border: 0; color: var(--mute); font: 600 12px var(--mono); padding: 6px 9px; border-radius: 8px; cursor: pointer; }
.playback button:hover { color: var(--ink); background: rgba(120, 170, 255, .12); }
.playback button.active, .playback button[aria-pressed="true"] { color: #1a1200; background: var(--sun); }
.legend { position: absolute; left: 12px; bottom: 12px; margin: 0; padding: 8px 12px; list-style: none; font-size: 11.5px; color: var(--mute);
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px; display: grid; gap: 3px; pointer-events: none; }
.legend i { display: inline-block; width: 16px; height: 2px; vertical-align: middle; margin-right: 7px; border-radius: 2px; }
.l-gw { background: var(--sun); } .l-tz { background: var(--sky); opacity: .6; } .l-dl { background: #ff5a7a; } .l-fl { background: #fff; height: 3px !important; }
.tooltip { position: absolute; z-index: 5; pointer-events: none; background: rgba(8, 14, 32, .95); border: 1px solid var(--line2);
  border-radius: 10px; padding: 8px 12px; font-size: 13px; min-width: 150px; transform: translate(12px, -50%); }
.tooltip b { display: block; font-size: 14px; margin-bottom: 2px; }
.tooltip span { display: block; font-family: var(--mono); color: var(--mute); font-size: 12px; }
.tooltip strong { color: var(--ok); font-family: var(--mono); }

/* PLANNER */
.planner { background: var(--panel); border: 1px solid var(--line); border-radius: 22px; padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.planner h2 { font-size: 15px; font-family: var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--sky); margin: 0; }
.row2 { display: flex; gap: 8px; align-items: flex-end; }
.row2 > label { flex: 1; min-width: 0; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--mute); }
select, input[type=date], input[type=time] {
  width: 100%; font: 500 15px var(--sans); color: var(--ink); background: var(--bg2); border: 1px solid var(--line2);
  border-radius: 10px; padding: 9px 10px; min-height: 42px;
}
select:hover, input:hover { border-color: var(--sky); }
.swap { flex: 0 0 auto; height: 42px; width: 40px; border-radius: 10px; border: 1px solid var(--line2); background: var(--bg2); color: var(--sun); font-size: 18px; cursor: pointer; }
.swap:hover { border-color: var(--sun); }
.speedsel { border: 0; padding: 0; margin: 0; display: flex; gap: 6px; flex-wrap: wrap; }
.speedsel legend { font-size: 12px; color: var(--mute); margin-bottom: 4px; padding: 0; }
.speedsel label { flex-direction: row; align-items: center; gap: 6px; font-size: 13px; color: var(--ink); background: var(--bg2);
  border: 1px solid var(--line2); border-radius: 999px; padding: 6px 12px; cursor: pointer; }
.speedsel label:has(input:checked) { border-color: var(--sun); color: var(--sun); }
.speedsel input { accent-color: var(--sun); margin: 0; }

/* BIGLIETTO */
.ticket { background: linear-gradient(180deg, #f8f2e2, #efe5cc); color: #1d1a12; border-radius: 16px; padding: 14px 16px; position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .35); }
.ticket::before, .ticket::after { content: ""; position: absolute; top: 62px; width: 18px; height: 18px; border-radius: 50%; background: var(--bg2); }
.ticket::before { left: -9px; } .ticket::after { right: -9px; }
.t-route { display: flex; align-items: center; gap: 10px; font: 800 24px var(--mono); letter-spacing: .04em; }
.t-line { flex: 1; height: 2px; background: repeating-linear-gradient(90deg, #1d1a12 0 6px, transparent 6px 11px); position: relative; }
.t-line i::after { content: "✈"; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -55%); background: #f4ecd7; padding: 0 4px; font-size: 16px; }
.t-times { display: grid; grid-template-columns: 1fr auto 1fr; gap: 8px; margin-top: 18px; padding-top: 12px; border-top: 2px dashed rgba(0, 0, 0, .18); }
.t-times > div { display: flex; flex-direction: column; }
.t-times > div:last-child { text-align: right; }
.t-times small { font-size: 10px; text-transform: uppercase; letter-spacing: .12em; color: #6c6250; }
.t-times strong { font: 800 28px/1.1 var(--mono); }
.t-times span { font-size: 11px; color: #6c6250; min-height: 1em; }
.t-mid { text-align: center; }
.t-mid strong { font-size: 16px; padding-top: 7px; }
.t-tz { display: flex; justify-content: space-between; font-size: 12px; margin-top: 10px; color: #6c6250; }
.t-tz b { color: #1d1a12; font-family: var(--mono); }
.day { display: inline-block; margin-left: 4px; padding: 0 6px; border-radius: 6px; background: #1d1a12; color: #ffcf4a; font: 700 11px var(--mono); vertical-align: middle; }
.verdict { margin: 12px 0 0; padding: 10px 12px; border-radius: 10px; background: rgba(0, 0, 0, .06); font-weight: 600; font-size: 14px; }
.verdict.win { background: #1d1a12; color: var(--sun); }
.verdict.back { background: #2b1630; color: #ffb3e1; }

.clocks { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; text-align: center; }
.clocks > div { background: var(--bg2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 4px; display: flex; flex-direction: column; min-width: 0; }
.clocks small { font-size: 10.5px; color: var(--mute); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.clocks b { font: 700 18px var(--mono); color: var(--ok); }
.clocks .plane b { color: var(--sun); }

@media (max-width: 980px) {
  .stage { grid-template-columns: 1fr; }
  .globe-wrap { min-height: 62vh; }
}
@media (max-width: 520px) {
  .legend { display: none; }
  .globe-wrap { min-height: 56vh; }
}

/* TABELLONE */
.board-controls { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.board-controls label { min-width: 150px; }
.answer { font-size: 18px; max-width: 820px; min-height: 3em; }
.answer b { color: var(--sun); }
.board { background: var(--board); border-radius: 16px; padding: 10px; border: 1px solid #222832; box-shadow: inset 0 0 40px rgba(0, 0, 0, .6); overflow-x: auto; }
.b-row { display: grid; grid-template-columns: minmax(150px, 1.6fr) .8fr .8fr .9fr 1.4fr; gap: 6px; align-items: center; min-width: 640px;
  padding: 4px; border-radius: 8px; font-family: var(--mono); }
.b-row + .b-row { margin-top: 4px; }
.b-head { color: #7b8496; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; }
.b-row.data { cursor: pointer; }
.b-row.data:hover .flap:not(.best), .b-row.data:focus-visible .flap:not(.best) { background: #222934; }
.b-row.data:focus-visible { outline: 2px solid var(--sun); }
.flap { background: var(--flap); border-radius: 5px; padding: 8px 10px; color: #f3e6c4; font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  position: relative; box-shadow: inset 0 -1px 0 rgba(255, 255, 255, .04); animation: flip .45s ease both; }
.flap:not(.best) { background: linear-gradient(180deg, #1a1e25 0 49.4%, #0b0d11 49.4% 50.6%, #14181e 50.6%); }
.flap.dest { color: #fff; font-weight: 700; }
.flap.good { color: var(--ok); }
.flap.best { color: #1a1200; background: var(--sun); font-weight: 800; }
.flap.back { color: #ffb3e1; }
@keyframes flip { from { transform: rotateX(80deg); opacity: 0; } to { transform: none; opacity: 1; } }
#btnMore { margin-top: 14px; }

.showcase { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 12px; }
.show { text-align: left; cursor: pointer; background: var(--bg2); border: 1px solid var(--line); border-radius: var(--r); padding: 14px; color: var(--ink); font: inherit; transition: border-color .2s, transform .15s; }
.show:hover { border-color: var(--sun); transform: translateY(-2px); }
.show .r { font: 700 13px var(--mono); color: var(--sun); }
.show h4 { margin: 6px 0 4px; font-size: 16px; }
.show p { margin: 0; color: var(--mute); font-size: 14px; }
.show .res { margin-top: 8px; font: 600 13px var(--mono); color: var(--ok); }
.fine { color: var(--mute); font-size: 13px; margin-top: 18px; max-width: 760px; }

/* SOLE */
.sun-grid { display: grid; grid-template-columns: 320px 1fr; gap: 32px; align-items: center; }
.sun-viz svg { width: 100%; max-width: 320px; height: auto; display: block; margin: 0 auto; }
.svg-cap { fill: var(--mute); font-size: 11px; font-family: var(--sans); }
.slider { font-size: 15px; color: var(--ink); }
.slider b { color: var(--sun); font-family: var(--mono); }
input[type=range] { width: 100%; accent-color: var(--sun); margin-top: 8px; }
.bars { display: grid; gap: 12px; margin: 22px 0; }
.bar { display: grid; grid-template-columns: 72px 1fr 100px; gap: 10px; align-items: center; font-size: 14px; }
.bar b { font-family: var(--mono); text-align: right; }
.track { height: 14px; background: var(--bg2); border-radius: 99px; overflow: hidden; border: 1px solid var(--line); }
.track i { display: block; height: 100%; border-radius: 99px; transition: width .25s; width: 0; }
#barSun { background: linear-gradient(90deg, var(--sun2), var(--sun)); }
#barPlane { background: linear-gradient(90deg, #4a86ff, #9cc6ff); }
.sun-verdict { font-size: 18px; font-weight: 650; min-height: 2.4em; }
.sun-note { color: var(--mute); }
@media (max-width: 760px) { .sun-grid { grid-template-columns: 1fr; } }

/* CAPIRE */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.card { background: var(--bg2); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; }
.card h3 { font-size: 18px; }
.card p { color: #c3cee8; margin: 0 0 8px; }
.card .live { color: var(--ok); font-size: 14px; font-family: var(--mono); margin-top: 10px; }
.card .live:empty { display: none; }
.gloss { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 10px; margin: 0; }
.gloss > div { border-left: 3px solid var(--sun); padding: 4px 0 4px 12px; }
.gloss dt { font: 800 15px var(--mono); color: var(--sun); }
.gloss dd { margin: 2px 0 0; color: var(--mute); font-size: 14px; }

/* FOOTER */
.foot { border-top: 1px solid var(--line); padding: 32px clamp(16px, 4vw, 40px) 48px; color: var(--mute); font-size: 14px; max-width: 1240px; margin: 0 auto; }
.foot p { margin: 4px 0; }
.foot b { color: var(--ink); }
.credits { font-size: 12px; opacity: .8; }
.noscript { text-align: center; padding: 20px; background: var(--warn); color: #000; }

#globo, #tabellone, #sole, #capire { scroll-margin-top: 64px; }

/* Clear model disclosure and keyboard access. */
.model-note { color: var(--sun); font-size: 14px; max-width: 55ch; }
button, input, select { min-height: 44px; }
:focus-visible { outline: 3px solid var(--sun); outline-offset: 4px; }
[hidden] { display: none !important; }
@media (max-width: 520px) {
  .t-tz { flex-direction: column; gap: 4px; }
  .board-controls label { flex: 1 1 140px; min-width: 0; }
  .bar { grid-template-columns: 64px 1fr 90px; gap: 6px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}