/* ============================================================
   WeekWarp — sito ufficiale v2
   Estetica: grafite + aurora WARP liquida (WebGL) + Orbitron.
   I colori d'accento cambiano col tema (body[data-theme=…]).
   ============================================================ */

@font-face {
  font-family: 'Orbitron';
  src: url('orbitron.ttf') format('truetype');
  font-weight: 400 900;
  font-display: swap;
}

:root {
  --violet:  #8A5BFF;
  --magenta: #FF5CE0;
  --blue:    #3B9BFF;
  --cyan:    #2BD6FF;
  --graphite:#2A2A30;
  --ink:     #EEF2FF;

  --bg: #0e0e13;
  --muted: rgba(238, 242, 255, .68);
  --line: rgba(238, 242, 255, .14);
  --card: rgba(238, 242, 255, .055);

  /* accenti del tema attivo (default: Nebula) */
  --a1: var(--cyan);
  --a2: var(--magenta);
  --grad: linear-gradient(100deg, var(--violet), var(--magenta) 45%, var(--cyan));
}

body[data-theme="paper"] {
  --a1: #EDEDF2;
  --a2: #E14B4B;
  --grad: linear-gradient(100deg, #f4f4f8, #b9b9c4 55%, #E14B4B);
}
body[data-theme="sakura"] {
  --a1: #FFB7D5;
  --a2: #FF5CA8;
  --grad: linear-gradient(100deg, #FFD9E8, #FF9EC7 45%, #FF5CA8);
}
body[data-theme="balloon"] {
  --a1: #FFD166;
  --a2: #4FC3F7;
  --grad: linear-gradient(100deg, #FF8A5C, #FFD166 45%, #4FC3F7);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* fondale WebGL fisso, dietro a tutto */
#aurora {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
}

/* velo per la leggibilità: scurisce appena alto e basso */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(to bottom,
      rgba(8, 8, 12, .55), rgba(8, 8, 12, 0) 22%,
      rgba(8, 8, 12, 0) 70%, rgba(8, 8, 12, .5));
}

::selection { background: var(--a2); color: #0c0c10; }

/* ---------- barra di avanzamento scroll ---------- */
#progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: var(--grad);
  z-index: 60;
  transition: transform .1s linear;
}

/* ---------- header ---------- */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(20px, 4vw, 48px);
  transition: background .4s, box-shadow .4s, padding .4s;
}
header.scrolled {
  background: rgba(14, 14, 19, .72);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
  padding-top: 12px;
  padding-bottom: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
}
.brand img { height: 36px; width: 36px; }
.brand span {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: .08em;
}
nav { display: flex; align-items: center; gap: clamp(14px, 2.5vw, 30px); }
nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: .04em;
  transition: color .25s;
}
nav a:hover { color: var(--ink); }
nav .lang {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 14px;
  font-weight: 600;
}
nav .lang:hover { border-color: var(--a1); color: var(--a1); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 40px;
}
#blob {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.hero > * { position: relative; }

.badge {
  display: inline-block;
  font-size: 13.5px;
  letter-spacing: .06em;
  color: var(--ink);
  padding: 9px 22px;
  border-radius: 999px;
  background:
    linear-gradient(rgba(14,14,19,.75), rgba(14,14,19,.75)) padding-box,
    var(--grad) border-box;
  border: 1px solid transparent;
  margin-bottom: 34px;
}
.badge b { color: var(--a1); }

h1.mega {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: clamp(52px, 11.5vw, 150px);
  line-height: 1.04;
  letter-spacing: .015em;
  color: var(--ink);
  text-shadow:
    0 0 28px rgba(138, 91, 255, .38),
    0 0 90px rgba(255, 92, 224, .22);
}

/* glitch stile app: doppio strato RGB + fette che scattano */
.glitch { position: relative; display: inline-block; }
.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}
.glitch.glitching::before {
  opacity: .85;
  color: var(--a1);
  transform: translate(-4px, -2px);
  clip-path: inset(12% 0 58% 0);
  animation: gl-a .32s steps(3) both;
}
.glitch.glitching::after {
  opacity: .85;
  color: var(--a2);
  transform: translate(4px, 2px);
  clip-path: inset(62% 0 8% 0);
  animation: gl-b .32s steps(3) both;
}
@keyframes gl-a {
  0%   { clip-path: inset(10% 0 60% 0); transform: translate(-5px, -2px); }
  50%  { clip-path: inset(45% 0 30% 0); transform: translate(3px, 1px); }
  100% { clip-path: inset(70% 0 5% 0);  transform: translate(-2px, 2px); }
}
@keyframes gl-b {
  0%   { clip-path: inset(60% 0 10% 0); transform: translate(4px, 2px); }
  50%  { clip-path: inset(20% 0 65% 0); transform: translate(-3px, -1px); }
  100% { clip-path: inset(5% 0 78% 0);  transform: translate(2px, -2px); }
}

.tagline {
  font-family: 'Orbitron', sans-serif;
  font-weight: 600;
  font-size: clamp(14px, 2.2vw, 22px);
  letter-spacing: .48em;
  text-indent: .48em;
  text-transform: uppercase;
  margin-top: 22px;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .sub {
  max-width: 560px;
  margin-top: 26px;
  font-size: clamp(16px, 2vw, 19px);
  color: var(--muted);
}

.ctas {
  display: flex;
  gap: 16px;
  margin-top: 38px;
  flex-wrap: wrap;
  justify-content: center;
}
.pill {
  font-family: 'Orbitron', sans-serif;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .05em;
  text-decoration: none;
  border-radius: 999px;
  padding: 15px 34px;
  transition: transform .25s, box-shadow .25s, filter .25s;
}
.pill.primary {
  color: #fff;
  background: var(--grad);
  box-shadow: 0 6px 30px rgba(255, 92, 224, .35), 0 2px 14px rgba(138, 91, 255, .4);
}
.pill.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 44px rgba(255, 92, 224, .5), 0 4px 20px rgba(138, 91, 255, .55);
}
.pill.ghost {
  color: var(--ink);
  background:
    linear-gradient(rgba(14,14,19,.6), rgba(14,14,19,.6)) padding-box,
    var(--grad) border-box;
  border: 1px solid transparent;
}
.pill.ghost:hover { transform: translateY(-3px); filter: brightness(1.25); }

.scroll-hint {
  margin-top: 60px;
  width: 26px;
  height: 42px;
  border: 2px solid var(--line);
  border-radius: 999px;
  position: relative;
}
.scroll-hint::before {
  content: '';
  position: absolute;
  top: 7px; left: 50%;
  width: 4px; height: 9px;
  margin-left: -2px;
  border-radius: 4px;
  background: var(--a1);
  animation: wheel 1.8s ease-in-out infinite;
}
@keyframes wheel {
  0%   { transform: translateY(0);    opacity: 1; }
  70%  { transform: translateY(14px); opacity: 0; }
  100% { transform: translateY(0);    opacity: 0; }
}

/* ---------- vetrina device ---------- */
.stage {
  perspective: 1300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 30px 24px 90px;
}
.device {
  width: min(960px, 92vw);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(14,14,19,.4), rgba(14,14,19,.4)) padding-box,
    var(--grad) border-box;
  border: 1px solid transparent;
  box-shadow:
    0 30px 90px rgba(0, 0, 0, .55),
    0 0 80px rgba(138, 91, 255, .28),
    0 0 160px rgba(43, 214, 255, .12);
  will-change: transform;
}
.device img {
  display: block;
  width: 100%;
  height: auto;
  transition: opacity .45s;
}
.stage figcaption {
  margin-top: 26px;
  color: var(--muted);
  font-size: 15px;
  letter-spacing: .03em;
}

/* variante Mac: la finestra ha già la sua ombra macOS (PNG con alpha),
   quindi niente cornice né scatola — galleggia sull'aurora */
.device.mac {
  width: min(1060px, 94vw);
  border: none;
  border-radius: 0;
  overflow: visible;
  background: none;
  box-shadow: none;
  filter: drop-shadow(0 0 70px rgba(138, 91, 255, .3))
          drop-shadow(0 0 130px rgba(43, 214, 255, .12));
}

/* ---------- sezioni ---------- */
section.block {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(70px, 10vw, 130px) 24px;
}
.kicker {
  font-family: 'Orbitron', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .4em;
  text-transform: uppercase;
  color: var(--a1);
  margin-bottom: 16px;
}
h2 {
  font-family: 'Orbitron', sans-serif;
  font-weight: 800;
  font-size: clamp(30px, 4.6vw, 52px);
  line-height: 1.15;
  letter-spacing: .01em;
  max-width: 700px;
}
.block > p.lead {
  margin-top: 18px;
  max-width: 620px;
  color: var(--muted);
  font-size: 17.5px;
}

/* griglia feature */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 54px;
}
.card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--card);
  padding: 30px 28px;
  transition: transform .35s, border-color .35s, box-shadow .35s, background .35s;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--a1);
  background: rgba(238, 242, 255, .08);
  box-shadow: 0 18px 50px rgba(0, 0, 0, .4), 0 0 40px rgba(43, 214, 255, .12);
}
.card h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .04em;
  margin-bottom: 12px;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.card p { color: var(--muted); font-size: 15.5px; }

/* ---------- selettore temi ---------- */
.themes-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 40px;
}
.chip {
  font-family: 'Orbitron', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(14, 14, 19, .5);
  cursor: pointer;
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.chip .dot {
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--dot, #fff);
}
.chip:hover { transform: translateY(-2px); border-color: rgba(238,242,255,.4); }
.chip.active {
  border-color: transparent;
  background:
    linear-gradient(rgba(14,14,19,.7), rgba(14,14,19,.7)) padding-box,
    var(--grad) border-box;
  border: 1px solid transparent;
  box-shadow: 0 0 30px rgba(255, 92, 224, .25);
}

/* telefoni galleggianti */
.phones {
  display: flex;
  gap: clamp(20px, 5vw, 60px);
  justify-content: center;
  align-items: flex-start;
  margin-top: 70px;
}
.phones img {
  width: min(270px, 38vw);
  border-radius: 26px;
  border: 1px solid var(--line);
  box-shadow: 0 30px 70px rgba(0, 0, 0, .55), 0 0 60px rgba(138, 91, 255, .2);
  animation: bob 7.5s ease-in-out infinite;
  transition: transform .4s, opacity .4s;
}
.phones img:nth-child(2) {
  animation-delay: -3.4s;
  margin-top: 54px;
}
.phones img:hover { transform: scale(1.035) rotate(.4deg); }
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-16px); }
}

/* ---------- piattaforme ---------- */
.platforms {
  text-align: center;
  font-size: 17px;
  color: var(--muted);
}
.platforms b { color: var(--ink); }
.platforms .row {
  display: flex;
  gap: clamp(24px, 6vw, 70px);
  justify-content: center;
  margin-top: 44px;
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(18px, 3vw, 26px);
  font-weight: 700;
  color: var(--ink);
}
.platforms .row span {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.platforms .pad-frame {
  margin: 56px auto 0;
  width: min(880px, 92vw);
  border-radius: 20px;
  overflow: hidden;
  background:
    linear-gradient(rgba(14,14,19,.4), rgba(14,14,19,.4)) padding-box,
    var(--grad) border-box;
  border: 1px solid transparent;
  box-shadow:
    0 30px 90px rgba(0, 0, 0, .55),
    0 0 80px rgba(138, 91, 255, .28),
    0 0 160px rgba(43, 214, 255, .12);
}
.platforms .pad-frame img {
  display: block;
  width: 100%;
  height: auto;
  transition: opacity .45s;
}

/* ---------- footer ---------- */
footer {
  border-top: 1px solid var(--line);
  margin-top: 60px;
  padding: 44px 24px 54px;
  text-align: center;
  background: rgba(10, 10, 14, .55);
}
footer a { color: var(--muted); text-decoration: none; margin: 0 12px; }
footer a:hover { color: var(--a1); }
footer .fine { margin-top: 18px; color: rgba(238, 242, 255, .4); font-size: 13.5px; }

/* ---------- pagine interne (Support / Privacy) ----------
   Niente WebGL né JS: fondale aurora "congelato" in CSS,
   header già in versione compatta (classe .scrolled fissa). */
body.subpage {
  background:
    radial-gradient(1200px 700px at 30% 12%, rgba(138, 91, 255, .30), transparent 60%),
    radial-gradient(1000px 600px at 78% 45%, rgba(255, 92, 224, .22), transparent 65%),
    radial-gradient(900px 700px at 50% 100%, rgba(43, 214, 255, .16), transparent 60%),
    var(--bg);
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}
body.subpage::after { content: none; }
body.subpage main { flex: 1; }

main.page {
  width: min(760px, 92vw);
  margin: 0 auto;
  padding: clamp(130px, 18vw, 170px) 0 90px;
}
.page h1 {
  font-family: 'Orbitron', sans-serif;
  font-weight: 800;
  font-size: clamp(34px, 6vw, 52px);
  line-height: 1.12;
  letter-spacing: .01em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page .date {
  margin-top: 12px;
  color: var(--muted);
  font-size: 15px;
  letter-spacing: .03em;
}
.page h2 {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 19px;
  letter-spacing: .04em;
  margin: 46px 0 4px;
  max-width: none;
  color: var(--ink);
}
.page p, .page ul { margin-top: 16px; color: var(--muted); font-size: 16.5px; }
.page strong { color: var(--ink); }
.page ul { padding-left: 22px; }
.page li { margin-top: 8px; }
.page li::marker { color: var(--a1); }
.page a { color: var(--a1); text-decoration: none; border-bottom: 1px solid transparent; transition: border-color .25s; }
.page a:hover { border-color: var(--a1); }
.page .mail {
  display: inline-block;
  font-family: 'Orbitron', sans-serif;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: .04em;
  color: var(--ink);
  padding: 13px 28px;
  margin-top: 4px;
  border-radius: 999px;
  background:
    linear-gradient(rgba(14,14,19,.6), rgba(14,14,19,.6)) padding-box,
    var(--grad) border-box;
  border: 1px solid transparent;
}
a.mail:hover { border-color: transparent; filter: brightness(1.25); }

/* ---------- animazioni d'ingresso ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s cubic-bezier(.2, .7, .2, 1), transform .9s cubic-bezier(.2, .7, .2, 1);
  transition-delay: var(--d, 0s);
}
.reveal.in { opacity: 1; transform: none; }

/* ---------- accessibilità: meno movimento ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .phones img, .scroll-hint::before { animation: none; }
}

@media (max-width: 640px) {
  nav a:not(.lang) { display: none; }
  .phones { flex-wrap: wrap; }
  .phones img:nth-child(2) { margin-top: 0; }
}