/* SerFlyZone — landing page */

:root {
  --blu: #0088AA;
  --blu-scuro: #0A3A4A;
  --blu-chiaro: #E6F5F9;
  --testo: #223138;
  --testo-secondario: #5B7A85;
  --bianco: #FFFFFF;
  --radius: 12px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  color: var(--testo);
  background: var(--bianco);
  line-height: 1.5;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--blu);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid #EAEFF1;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-link svg {
  width: 44px;
  height: 44px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}

nav a {
  text-decoration: none;
  color: var(--testo);
  font-weight: 600;
  font-size: 15px;
}

nav a:hover {
  color: var(--blu);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 26px;
  color: var(--blu-scuro);
  cursor: pointer;
}

/* Hero */

.hero {
  background: linear-gradient(180deg, var(--blu-chiaro) 0%, var(--bianco) 100%);
  padding: 72px 0 64px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: 42px;
  line-height: 1.15;
  margin: 0 0 18px;
  color: var(--blu-scuro);
}

.hero p {
  font-size: 18px;
  color: var(--testo-secondario);
  margin: 0 0 28px;
  max-width: 46ch;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 999px;
  background: var(--blu);
  color: var(--bianco);
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn:hover {
  background: var(--blu-scuro);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--blu);
  border: 2px solid var(--blu);
  margin-left: 12px;
  padding: 12px 26px;
}

.btn-secondary:hover {
  background: var(--blu);
  color: var(--bianco);
}

.hero-media {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--blu), var(--blu-scuro));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  text-align: center;
  padding: 8px;
  overflow: hidden;
}

.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-audio,
.hero-play {
  position: absolute;
  bottom: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(10, 26, 34, 0.55);
  color: var(--bianco);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-audio {
  right: 20px;
}

.hero-play {
  left: 20px;
  font-size: 14px;
}

.hero-audio:hover,
.hero-play:hover {
  background: rgba(10, 26, 34, 0.75);
}

/* Sezioni generiche */

section {
  padding: 72px 0;
}

.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 44px;
}

.section-header h2 {
  font-size: 30px;
  color: var(--blu-scuro);
  margin: 0 0 12px;
}

.section-header p {
  color: var(--testo-secondario);
  margin: 0;
}

.eyebrow {
  color: var(--blu);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.08em;
}

/* Servizi */

.servizi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.servizio-card {
  background: var(--blu-chiaro);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: left;
}

.servizio-card--foto {
  overflow: hidden;
}

.servizio-foto {
  aspect-ratio: 16 / 10;
  margin: -28px -22px 16px;
  overflow: hidden;
}

.servizio-foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.servizio-icona {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--blu);
  color: var(--bianco);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}

.servizio-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--blu-scuro);
}

.servizio-card p {
  margin: 0;
  color: var(--testo-secondario);
  font-size: 15px;
}

/* Portfolio */

.portfolio {
  background: #F7FAFB;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.portfolio-item {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  border: none;
  margin: 0;
  padding: 0;
  font: inherit;
  cursor: pointer;
  transition: opacity 0.15s ease;
  overflow: hidden;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portfolio-item:hover {
  opacity: 0.85;
}

/* Lightbox */

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(10, 26, 34, 0.92);
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.lightbox.aperta {
  display: flex;
}

.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.lightbox-chiudi {
  position: absolute;
  top: 20px;
  right: 24px;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  color: var(--bianco);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-chiudi:hover {
  background: rgba(255, 255, 255, 0.22);
}

/* Chi sono */

.chi-sono .container {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: stretch;
}

.chi-sono-foto {
  border-radius: var(--radius);
  overflow: hidden;
}

.chi-sono-foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.chi-sono-placeholder {
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    135deg,
    var(--blu-chiaro),
    var(--blu-chiaro) 10px,
    #ffffff 10px,
    #ffffff 20px
  );
  border: 1px dashed #BBD8E1;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--testo-secondario);
  font-size: 14px;
  text-align: center;
  padding: 12px;
}

.chi-sono-testo {
  background: var(--blu-chiaro);
  border-radius: var(--radius);
  padding: 36px;
}

.chi-sono-testo h2 {
  font-size: 30px;
  color: var(--blu-scuro);
  margin: 8px 0 16px;
}

.chi-sono-testo p {
  color: var(--testo-secondario);
  font-size: 16px;
}

/* Contatti */

.contatti .container {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}

.contatti-card {
  background: var(--blu-scuro);
  color: var(--bianco);
  border-radius: var(--radius);
  padding: 28px;
}

.contatti-card h2 {
  margin-top: 0;
  font-size: 26px;
}

.contatti-card p {
  color: rgba(255, 255, 255, 0.8);
}

.form-contatto {
  margin-top: 18px;
}

.form-riga {
  margin-bottom: 12px;
}

.form-riga label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 4px;
}

.form-riga input,
.form-riga select,
.form-riga textarea {
  width: 100%;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
  color: var(--bianco);
  font: inherit;
  font-size: 15px;
}

.form-riga input::placeholder,
.form-riga textarea::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.form-riga select option {
  color: var(--testo);
}

.form-riga input:focus,
.form-riga select:focus,
.form-riga textarea:focus {
  outline: none;
  border-color: var(--blu-chiaro);
}

.form-riga textarea {
  resize: vertical;
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-consenso {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 14px;
  cursor: pointer;
}

.form-consenso input {
  margin-top: 3px;
  flex-shrink: 0;
}

.form-consenso a {
  color: var(--blu-chiaro);
}

.form-contatto .btn {
  border: none;
  cursor: pointer;
}

.form-esito {
  margin: 16px 0 0;
  font-size: 14px;
  color: var(--blu-chiaro);
}

.contatto-riga {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px 0;
  font-size: 16px;
}

.contatto-riga a {
  color: var(--bianco);
  text-decoration: none;
  font-weight: 600;
}

.contatto-riga a:hover {
  text-decoration: underline;
}

.zona-operativa .contatto-riga {
  color: var(--blu-scuro);
}

.zona-operativa .contatto-riga a {
  color: var(--blu-scuro);
}

.zona-operativa {
  background: var(--blu-chiaro);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 6px;
}

.zona-operativa h3 {
  color: var(--blu-scuro);
  margin: 10px 0 0;
}

.zona-operativa h3:first-child {
  margin-top: 0;
}

.zona-operativa p {
  margin: 0;
}

.zona-operativa ul {
  margin: 0;
  padding-left: 20px;
  color: var(--testo-secondario);
}

.zona-operativa .contatto-riga {
  margin: 0;
}

/* Footer */

footer {
  border-top: 1px solid #EAEFF1;
  padding: 32px 0;
}

footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

footer p {
  margin: 0;
  color: var(--testo-secondario);
  font-size: 14px;
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--testo-secondario);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.footer-social a:hover {
  color: var(--blu);
}

/* Pagine legali */

.legal {
  padding: 64px 0 96px;
}

.legal-content {
  max-width: 720px;
}

.legal-content h1 {
  font-size: 34px;
  color: var(--blu-scuro);
  margin: 8px 0 32px;
}

.legal-content h2 {
  font-size: 19px;
  color: var(--blu-scuro);
  margin: 32px 0 10px;
}

.legal-content p {
  color: var(--testo-secondario);
  font-size: 16px;
  line-height: 1.6;
}

.legal-content a {
  color: var(--blu);
}

.legal-data {
  margin-top: 32px !important;
  font-size: 14px !important;
  font-style: italic;
}

/* Responsive */

@media (max-width: 860px) {
  .hero .container {
    grid-template-columns: 1fr;
  }

  .hero-media {
    order: -1;
  }

  .servizi-grid {
    grid-template-columns: 1fr 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contatti .container {
    grid-template-columns: 1fr;
  }

  .chi-sono .container {
    grid-template-columns: 1fr;
  }

  .chi-sono-foto {
    aspect-ratio: 4 / 3;
    max-width: 340px;
    margin: 0 auto;
  }
}

@media (max-width: 600px) {
  .nav-toggle {
    display: block;
  }

  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bianco);
    border-bottom: 1px solid #EAEFF1;
  }

  nav.open {
    display: block;
  }

  nav ul {
    flex-direction: column;
    padding: 16px 24px 24px;
    gap: 16px;
  }

  .hero h1 {
    font-size: 32px;
  }

  .servizi-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .btn-secondary {
    margin-left: 0;
    margin-top: 12px;
  }
}