:root {
  --bg: #0e1210;
  --surface: #171d19;
  --surface-2: #1f2723;
  --ink: #f2f4f1;
  --muted: #9aa39c;
  --line: #2b332e;
  --brand: #5f950e;
  --brand-hi: #7ab813;
  --accent: #5f950e;
  --accent-ink: #ffffff;
  --radius: 14px;
  --radius-sm: 9px;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

a { color: var(--brand-hi); }
a:hover { color: var(--accent); }

img { max-width: 100%; display: block; }

.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;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Header ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 20px;
  flex-wrap: wrap;
}

.brand img { height: 34px; width: auto; }

.site-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { border-bottom-color: var(--brand-hi); color: var(--ink); }

.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .02em;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px;
}
.lang-switch a, .lang-switch .is-active {
  color: var(--muted);
  text-decoration: none;
  padding: 5px 10px;
  border-radius: 999px;
  line-height: 1;
}
.lang-switch a:hover { color: var(--ink); }
.lang-switch .is-active { color: var(--accent-ink); background: var(--accent); }

/* ---------- Pagine aziendali (B2B): light theme override ---------- */
/* Home e Radio In Store sono la vetrina aziendale: sfondo chiaro, verde come accento.
   Le pagine radio (station-page) restano sul tema scuro, invariate. */

body.home-page, body.instore-page {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-2: #f2f6ee;
  --ink: #14170f;
  --muted: #5c6459;
  --line: #e3e8dd;
}

/* ---------- Hero ---------- */

.hero { padding: 76px 0 60px; }

.hero-inner { text-align: center; }
.hero-logo { max-width: 300px; margin: 0 auto 22px; }
.hero-tagline {
  color: var(--ink);
  font-size: 30px;
  font-weight: 700;
  margin: 0 0 10px;
  letter-spacing: -.01em;
}
.hero-sub {
  color: var(--muted);
  font-size: 17px;
  margin: 0 auto 26px;
  max-width: 480px;
}

/* ---------- Servizi: Radio In Store (in evidenza) ---------- */

.instore-section { padding: 20px 0 60px; }
.instore-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.instore-head h2 { margin: 4px 0 14px; font-size: 30px; }
.instore-lead { color: var(--muted); margin: 0; font-size: 16px; }

.instore-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature { text-align: center; }
.feature h3 { margin: 4px 0 6px; font-size: 16px; }
.feature p { margin: 0; color: var(--muted); font-size: 14px; }

.instore-more { text-align: center; margin: 34px 0 0; }

.icon-badge {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}
.icon-badge svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Altri servizi ---------- */

.services-section { padding: 10px 0 60px; }
.services-section h2 { text-align: center; font-size: 26px; margin: 0 0 32px; }

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--surface-2);
  border-radius: var(--radius);
  padding: 26px 22px;
}
.service-card h3 { margin: 4px 0 8px; font-size: 17px; }
.service-card p { margin: 0; color: var(--muted); font-size: 14px; }
.service-card p a { color: var(--accent); font-weight: 600; }

/* ---------- CTA verso MatteoVanetti.com ---------- */

.cta-section {
  background: var(--surface-2);
  border-radius: var(--radius);
  padding: 44px 30px;
  text-align: center;
  margin: 0 auto 60px;
}
.cta-section h2 { margin: 0 0 10px; font-size: 22px; }
.cta-section p { color: var(--muted); margin: 0 auto 22px; max-width: 520px; }

.btn.sec {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}

/* ---------- Contatti ---------- */

.contact-section { text-align: center; padding: 10px 0 70px; }
.contact-section h2 { margin: 0 0 10px; font-size: 24px; }
.contact-section p { color: var(--muted); margin: 0 auto 22px; max-width: 460px; }

.contact-form { max-width: 480px; margin: 0 auto; text-align: left; }
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 12px;
  transition: border-color .15s;
}
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--accent); }
.contact-form ::placeholder { color: var(--muted); }
.contact-form .hp { display: none; }
.contact-form button {
  width: 100%;
  border: none;
  cursor: pointer;
  margin-top: 2px;
}
.contact-form button[disabled] { opacity: .6; cursor: default; }

.form-msg { margin-top: 14px; font-size: 14px; line-height: 1.5; }
.form-msg.ok { color: var(--accent); }
.form-msg.err { color: var(--err, #b3261e); }

.contact-alt { margin-top: 18px; font-size: 14px; color: var(--muted); }
.contact-alt a { color: var(--accent); font-weight: 600; }

/* ---------- Player ---------- */

.player {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px;
  flex-wrap: wrap;
}

.play-btn {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 0;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .1s;
}
.play-btn:hover { transform: scale(1.05); }
.play-btn:active { transform: scale(.97); }
.play-btn svg { width: 26px; height: 26px; fill: currentColor; }

/* Solo un'icona alla volta: pilotato da data-state sul .player, non dall'attributo
   "hidden" (inaffidabile su <svg> tra browser diversi). Play è il default. */
.play-btn [data-icon-play] { display: block; }
.play-btn [data-icon-pause],
.play-btn [data-icon-loading] { display: none; }

.player[data-state="connecting"] .play-btn [data-icon-play] { display: none; }
.player[data-state="connecting"] .play-btn [data-icon-loading] { display: block; }

.player[data-state="playing"] .play-btn [data-icon-play] { display: none; }
.player[data-state="playing"] .play-btn [data-icon-pause] { display: block; }

.player--mini .play-btn { width: 48px; height: 48px; }
.player--mini .play-btn svg { width: 20px; height: 20px; }

.spin { animation: spin 1s linear infinite; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.now-playing { flex: 1 1 160px; min-width: 0; }
.np-status { margin: 0; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.np-track {
  margin: 2px 0 0;
  font-weight: 600;
  font-size: 15px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-height: 1.2em;
}
.np-listeners { margin: 0; font-size: 12px; color: var(--muted); flex: 0 0 auto; }

.volume-control { flex: 0 0 auto; }
.volume-control input[type="range"] {
  width: 100px;
  accent-color: var(--accent);
}

/* ---------- Station page ---------- */

.station-hero {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 40px;
  padding: 56px 0 40px;
  align-items: start;
}

.station-art {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--accent);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.station-art img { width: 100%; height: 100%; object-fit: contain; }

.station-art--wide {
  aspect-ratio: 21 / 9;
  padding: 20px 34px;
  background-image: linear-gradient(135deg, rgba(255,255,255,.14), rgba(0,0,0,.14));
}

.eyebrow {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--accent);
}

.station-info h1 { margin: 0 0 6px; font-size: 32px; }
.station-tagline { color: var(--muted); margin: 0 0 22px; font-size: 16px; }

.station-link { margin-top: 18px; color: var(--muted); font-size: 14px; }
.station-link a { color: var(--accent); font-weight: 600; }

.history-section { padding: 10px 0 40px; }
.history-section h2 { font-size: 20px; margin-bottom: 16px; }

.history-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.history-empty { color: var(--muted); font-size: 14px; }

.history-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.history-cover { width: 40px; height: 40px; border-radius: 6px; object-fit: cover; background: var(--surface-2); }
.history-meta { min-width: 0; }
.history-title { margin: 0; font-size: 14px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.history-time { margin: 2px 0 0; font-size: 12px; color: var(--muted); }

.station-extra {
  padding: 10px 0 60px;
  color: var(--muted);
  max-width: 760px;
}
.station-extra h2, .station-extra h3 { color: var(--ink); }
.station-extra .check-list { list-style: none; padding: 0; }
.station-extra .check-list li::before { content: "\2714  "; color: var(--accent); }

/* ---------- Footer ---------- */

.site-footer { border-top: 1px solid var(--line); padding: 30px 0; margin-top: 20px; }
.site-footer-inner { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-logo { height: 26px; width: auto; opacity: .8; }
.site-footer p { margin: 0; color: var(--muted); font-size: 13px; }
.site-footer a { color: var(--muted); }

/* ---------- Swiss badge (riusato in home, footer, hero instore) ---------- */

.swiss-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px 6px 8px;
  border-radius: 999px;
}
.swiss-badge svg { width: 18px; height: 18px; border-radius: 3px; display: block; flex: 0 0 auto; }

.hero .swiss-badge, .instore-hero .swiss-badge {
  margin-bottom: 20px;
}
.instore-hero .swiss-badge {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.35);
  color: #fff;
}

/* ---------- Radio In Store: landing page ---------- */

.instore-hero {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 110px 0 90px;
  text-align: center;
  color: #fff;
}
.instore-hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,14,10,.72), rgba(10,14,10,.88));
}
.instore-hero .wrap { position: relative; }
.instore-hero .eyebrow { color: #cfe6a6; }
.instore-hero h1 {
  font-size: 42px;
  line-height: 1.1;
  margin: 6px 0 18px;
  letter-spacing: -.01em;
}
.instore-hero-sub {
  color: rgba(255,255,255,.82);
  font-size: 18px;
  max-width: 640px;
  margin: 0 auto 30px;
}
.instore-hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.instore-hero .btn.sec { border-color: rgba(255,255,255,.6); color: #fff; }
.instore-hero .btn.sec:hover { border-color: #fff; }

.section-head { max-width: 680px; margin: 0 auto 36px; text-align: center; }
.section-head h2 { font-size: 28px; margin: 0 0 12px; }
.section-head p { color: var(--muted); margin: 0; font-size: 16px; }

/* Blocco 2: il problema */
.problem-section { padding: 64px 0; }
.problem-section .section-head { text-align: left; margin: 0 0 30px; }
.problem-lead { color: var(--muted); font-size: 16px; max-width: 680px; margin: 0 0 26px; }
.problem-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; max-width: 680px; }
.problem-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 15px;
}
.problem-list li::before {
  content: "\2715";
  flex: 0 0 auto;
  color: #b3261e;
  font-weight: 700;
  line-height: 1.4;
}

/* Blocco 3: la parte scientifica -- fondo scuro, sobrio */
.science-section {
  background: #10140f;
  color: #f2f4f1;
  padding: 70px 0;
}
.science-section .section-head h2,
.science-section .section-head p { color: #f2f4f1; }
.science-section .section-head p { color: #a7b0a1; }
.science-section .eyebrow { color: #9ed94a; }

.science-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
  margin-bottom: 40px;
}
.science-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 26px;
}
.science-num {
  font-size: 34px;
  font-weight: 800;
  color: #9ed94a;
  line-height: 1;
  margin: 0 0 10px;
}
.science-card h3 { margin: 0 0 8px; font-size: 17px; color: #fff; }
.science-card p { margin: 0; color: #b7c0b1; font-size: 14px; }
.science-card cite { display: block; margin-top: 10px; font-style: normal; color: #7c877a; font-size: 12px; }

.science-close {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  color: #cdd5c8;
  font-size: 16px;
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 30px;
}

/* Blocco 4: cosa comprende */
.includes-section { padding: 70px 0; }
.include-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.include-card {
  background: var(--surface-2);
  border-radius: var(--radius);
  padding: 24px;
}
.include-card h3 { margin: 4px 0 8px; font-size: 16px; }
.include-card p { margin: 0; color: var(--muted); font-size: 14px; }

/* Blocco 5: come funziona -- timeline orizzontale */
.timeline-section { padding: 70px 0; }
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}
.timeline-step { text-align: center; position: relative; }
.timeline-step .step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 14px;
  position: relative;
  z-index: 1;
}
.timeline-step::after {
  content: "";
  position: absolute;
  top: 22px; left: calc(50% + 30px);
  width: calc(100% - 60px);
  height: 2px;
  background: var(--line);
}
.timeline-step:last-child::after { display: none; }
.timeline-step h3 { margin: 0 0 6px; font-size: 16px; }
.timeline-step p { margin: 0; color: var(--muted); font-size: 14px; }
.timeline-note { text-align: center; color: var(--muted); margin: 34px auto 0; max-width: 560px; font-size: 15px; }

/* Blocco 6: licenze */
.licenses-section {
  background: var(--surface-2);
  padding: 50px 0;
  text-align: center;
}
.licenses-section .icon-badge { margin-bottom: 18px; }
.licenses-section h2 { margin: 0 0 14px; font-size: 26px; }
.licenses-section p { color: var(--muted); max-width: 620px; margin: 0 auto; font-size: 16px; }

/* Blocco 7: settori */
.sectors-section { padding: 70px 0; text-align: center; }
.sector-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  max-width: 780px;
  margin: 0 auto;
}
.sector-tags span {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 600;
}

/* Blocco 8: perché noi */
.whyus-section { padding: 70px 0; }
.whyus-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 44px;
  align-items: center;
}
.whyus-photo { border-radius: var(--radius); overflow: hidden; aspect-ratio: 3 / 4; }
.whyus-photo img { width: 100%; height: 100%; object-fit: cover; }
.whyus-text p { color: var(--muted); font-size: 16px; }
.whyus-list { list-style: none; margin: 20px 0 0; padding: 0; display: grid; gap: 12px; }
.whyus-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; font-weight: 600; }
.whyus-list li::before { content: "\2714"; color: var(--accent); }

/* Blocco 9: CTA finale */
.final-cta {
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: var(--radius);
  padding: 54px 30px;
  text-align: center;
  margin: 0 auto 70px;
}
.final-cta h2 { margin: 0 0 12px; font-size: 28px; }
.final-cta p { max-width: 520px; margin: 0 auto 26px; opacity: .92; }
.final-cta .btn { background: #fff; color: var(--ink); }
.final-cta-alt { margin-top: 16px; font-size: 14px; opacity: .85; }
.final-cta-alt a { color: #fff; text-decoration: underline; }

/* Blocco 10: FAQ (accordion nativo, senza JS) */
.faq-section { padding: 70px 0 80px; }
.faq-list { max-width: 760px; margin: 0 auto; display: grid; gap: 10px; }
.faq-item {
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 4px 20px;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 0;
  font-weight: 600;
  font-size: 15.5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 400;
  color: var(--accent);
  flex: 0 0 auto;
}
.faq-item[open] summary::after { content: "\2212"; }
.faq-item p { margin: 0 0 18px; color: var(--muted); font-size: 15px; }

/* ---------- 404 ---------- */

.error-section { padding: 100px 0; text-align: center; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
}

/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
  .station-hero { grid-template-columns: 240px 1fr; gap: 28px; }
  .science-grid { grid-template-columns: repeat(2, 1fr); }
  .include-grid { grid-template-columns: repeat(2, 1fr); }
  .whyus-grid { grid-template-columns: 1fr; }
  .whyus-photo { aspect-ratio: 16 / 9; max-width: 480px; margin: 0 auto; }
}

@media (max-width: 720px) {
  .station-hero { grid-template-columns: 1fr; }
  .station-art { max-width: 220px; margin: 0 auto; }
  .hero { padding: 60px 0 44px; }
  .hero-logo { max-width: 240px; }
  .hero-tagline { font-size: 24px; }
  .instore-features { grid-template-columns: 1fr; gap: 28px; }
  .service-grid { grid-template-columns: 1fr; }
  .site-header-inner { flex-direction: column; align-items: flex-start; }

  .instore-hero { padding: 80px 0 60px; }
  .instore-hero h1 { font-size: 30px; }
  .instore-hero-sub { font-size: 16px; }
  .science-grid { grid-template-columns: 1fr; }
  .include-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; gap: 34px; }
  .timeline-step::after { display: none; }
  .final-cta { padding: 40px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  .spin { animation: none; }
  .play-btn { transition: none; }
}