:root {
  --bg: #111827;
  --primary: #027cbb;
  --secondary: #b8e5fc;
  --light: #e9eef0;
  --text: #e9eef0;
  --text-dark: #111827;
  --muted: #98a2b3;
  --card: #0f1520;
  --radius: 14px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Ubuntu,
    "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji",
    "Segoe UI Symbol";
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--secondary);
  text-decoration: none;
}
a:hover {
  color: var(--primary);
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  position: relative;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
}
.brand .logo {
  width: 36px;
  height: 36px;
}
.brand-text {
  font-weight: 700;
  letter-spacing: 0.5px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}
.main-nav a {
  color: var(--light);
  opacity: 0.9;
}
.main-nav .btn {
  opacity: 1;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 22px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: 0.2s ease;
  font-weight: 600;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(2, 124, 187, 0.35);
}
.btn-outline {
  border-color: var(--primary);
  color: var(--secondary);
}
.btn-outline:hover {
  background: rgba(2, 124, 187, 0.1);
  border-color: var(--secondary);
}
.btn-link {
  padding: 8px 10px;
  color: var(--secondary);
}
.btn-link:hover {
  color: var(--primary);
}

/* Hero */
.hero {
  position: relative;
  overflow: clip;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(
      1200px 600px at 70% 10%,
      rgba(2, 124, 187, 0.25),
      transparent 60%
    ),
    linear-gradient(135deg, rgba(2, 124, 187, 0.08), rgba(17, 24, 39, 0) 50%);
}
.hero-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  padding: 96px 0 80px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.1;
  margin: 0 0 12px;
}
.subtitle {
  font-size: clamp(16px, 2.4vw, 20px);
  color: var(--light);
  opacity: 0.85;
  margin: 0 0 28px;
}
.title-with-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.title-logo {
  width: clamp(36px, 5vw, 48px);
  height: auto;
  filter: drop-shadow(0 4px 12px rgba(2, 124, 187, 0.25));
}
.cta-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
/* Center hero text */
.hero-text {
  text-align: center;
}

.hero-visual {
  position: relative;
  min-height: 320px;
}
.blob {
  width: 100%;
  filter: drop-shadow(0 20px 60px rgba(2, 124, 187, 0.25));
  transform: translateY(7%);
}
.hero-logo {
  position: absolute;
  inset: 0;
  margin: auto;
  width: clamp(120px, 26vw, 260px);
  height: auto;
  filter: drop-shadow(0 10px 28px rgba(2, 124, 187, 0.35));
  z-index: 2;
}
/* Pure CSS gradient blob animation behind the logo */
.hero-visual {
  isolation: isolate;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: clamp(260px, 48vw, 560px);
  height: clamp(260px, 48vw, 560px);
  border-radius: 42% 58% 63% 37% / 43% 39% 61% 57%;
  background: radial-gradient(
      closest-side at 30% 30%,
      rgba(2, 124, 187, 0.65),
      transparent 62%
    ),
    radial-gradient(
      closest-side at 70% 65%,
      rgba(184, 229, 252, 0.55),
      transparent 60%
    ),
    radial-gradient(
      closest-side at 35% 80%,
      rgba(2, 124, 187, 0.35),
      transparent 58%
    ),
    conic-gradient(
      from 0deg,
      rgba(2, 124, 187, 0.24),
      rgba(2, 124, 187, 0.06),
      rgba(17, 24, 39, 0)
    );
  filter: blur(18px) saturate(120%);
  opacity: 0.9;
  z-index: 1;
  transform: translateX(-4%);
  animation: blob-rotate 20s linear infinite,
    blob-morph 8s ease-in-out infinite alternate;
}

@keyframes blob-rotate {
  from {
    transform: translateX(-4%) rotate(0deg);
  }
  to {
    transform: translateX(-4%) rotate(360deg);
  }
}
@keyframes blob-morph {
  0% {
    border-radius: 42% 58% 63% 37% / 43% 39% 61% 57%;
  }
  50% {
    border-radius: 58% 42% 40% 60% / 45% 60% 40% 55%;
  }
  100% {
    border-radius: 35% 65% 58% 42% / 60% 35% 65% 40%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-visual::before {
    animation: none;
  }
}

/* Sections */
.section {
  padding: 72px 0;
}
.section[id] {
  scroll-margin-top: 84px;
}
.section-alt {
  background: var(--light);
  color: var(--text-dark);
}
.section-header {
  max-width: 900px;
  margin-inline: auto;
  text-align: center;
}
.section h2 {
  font-size: clamp(28px, 3.6vw, 40px);
  margin: 0 0 28px;
  text-align: center;
}
.section-lead {
  color: var(--light);
  opacity: 0.85;
  max-width: 720px;
}
.section-alt .section-lead {
  color: #334155;
  opacity: 1;
}
.section-lead {
  color: var(--light);
  opacity: 0.85;
  max-width: 720px;
  margin: 0 auto; /* ⬅️ questo lo centra orizzontalmente */
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  padding: 22px 22px;
  box-shadow: var(--shadow);
}
.card.soft {
  background: linear-gradient(
    180deg,
    rgba(2, 124, 187, 0.12),
    rgba(2, 124, 187, 0.04)
  );
}
.gradient-primary {
  background: linear-gradient(
    135deg,
    rgba(2, 124, 187, 0.6),
    rgba(2, 124, 187, 0.35)
  );
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Team & services share the same responsive grid */
:is(.team-grid, .services-grid) {
  --grid-columns: 3;
  margin-top: 18px;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
}

/* Team */
.team-card {
  display: flex;
  gap: 14px;
  align-items: center;
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 16px;
  transition: 0.2s ease;
}
.team-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(2, 124, 187, 0.18);
  border-color: rgba(184, 229, 252, 0.35);
}
.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: var(--text-dark);
  background: var(--secondary);
}
.team-card h4 {
  margin: 0;
}
.team-card p {
  margin: 4px 0 0;
  color: var(--muted);
}

/* Services */
.service-card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 22px;
  transition: 0.2s ease;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.service-card:hover {
  border-color: var(--secondary);
  box-shadow: 0 16px 36px rgba(2, 124, 187, 0.22);
  transform: translateY(-3px);
}
.icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(2, 124, 187, 0.15);
  color: var(--secondary);
  margin-bottom: 10px;
  font-size: 24px;
}

/* Portfolio carousel: show 3 at a time */
.carousel {
  position: relative;
  display: grid;
}
.carousel-track {
  --gap: 16px;
  --carousel-columns: 3;
  --carousel-flow: column;
  overflow: hidden;
  display: grid;
  grid-auto-flow: var(--carousel-flow);
  gap: var(--gap);
  grid-auto-columns: calc(
    (100% - (var(--carousel-columns) - 1) * var(--gap)) /
      var(--carousel-columns)
  );
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  touch-action: pan-y;
}
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}
.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}
.carousel-dot:hover {
  transform: scale(1.15);
  background: rgba(255, 255, 255, 0.55);
}
.carousel-dot.is-active {
  background: var(--secondary);
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(2, 124, 187, 0.12);
}
.portfolio-card {
  background: #111827;
  color: var(--text);
  border-radius: 14px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
  text-align: center;
  scroll-snap-align: start;
}
/* Contenitore logo: versione quadrata di default */
.p-logo {
  width: 100%;
  max-width: 180px;
  aspect-ratio: 1 / 1;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
  overflow: hidden;
}

.p-logo img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  display: block;
}
/* regole generali wide (centra perfettamente) */
.p-logo.is-wide {
  width: 100%;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(2px, 0.5vw, 6px);
  overflow: hidden;
  box-sizing: border-box;
}
.p-logo.is-wide img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  display: block;
}

.portfolio-card p {
  display: none;
}
.portfolio-card h4 {
  display: none;
}
.carousel-btn {
  background: var(--primary);
  color: #fff;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 18px rgba(2, 124, 187, 0.35);
  transition: 0.2s ease;
}
.carousel-btn:hover {
  transform: translateY(-1px);
}

/* Timeline */
.timeline {
  list-style: none;
  padding: 16px;
  margin: 16px 0 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 12px;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  top: 36px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), rgba(2, 124, 187, 0.35));
  border-radius: 2px;
}
.timeline li {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 16px 14px 14px;
  text-align: center;
  position: relative;
}
.timeline li::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: -10px;
  width: 12px;
  height: 12px;
  background: var(--secondary);
  border: 2px solid var(--primary);
  border-radius: 999px;
  box-shadow: 0 0 0 4px rgba(2, 124, 187, 0.12);
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
  justify-items: center;
}
.contact-cta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.contact-text {
  text-align: center;
}
.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 16px;
}
.contact-list a {
  color: var(--secondary);
}

/* Footer */
.site-footer {
  background: var(--bg);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 28px 0;
  color: var(--light);
}
.footer-content {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
  flex-wrap: wrap;
}
.footer-nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.footer-nav a {
  color: var(--secondary);
}
.site-footer p {
  margin: 0;
  text-align: center;
  flex: 1 1 100%;
}
.brand.mini .logo {
  width: 28px;
  height: 28px;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: var(--delay, 0ms);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* Roadmap visibility helpers */
.show-mobile {
  display: none;
}
.show-desktop {
  display: block;
}

/* Timeline base (mobile variant uses these) */
.timeline {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
}
.timeline li {
  position: relative;
  padding: 12px 12px 12px 28px;
}
.timeline li + li {
  margin-top: 8px;
}
.timeline li::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid rgba(255, 255, 255, 0.6);
}

.christmas-page {
  background: radial-gradient(120% 90% at 50% 10%, rgba(2, 124, 187, 0.16), transparent 55%),
    #0c1422;
  color: var(--text);
}
.christmas-main {
  flex: 1;
  display: grid;
  place-items: center;
  padding: 32px 0 48px;
  position: relative;
  overflow: hidden;
}
.christmas-card {
  position: relative;
  padding: 32px 12px 36px;
  border-radius: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  text-align: center;
  z-index: 1;
}
.christmas-card * {
  position: relative;
  z-index: 1;
}
.christmas-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
  margin: 0 0 16px;
  padding: 8px 12px;
  color: #f4f7fb;
}
.christmas-brand-icon {
  width: clamp(52px, 10vw, 68px);
  height: clamp(52px, 10vw, 68px);
  filter: drop-shadow(0 10px 26px rgba(0, 0, 0, 0.35));
}
.christmas-brand-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.christmas-brand-name {
  font-size: clamp(32px, 6vw, 54px);
  font-weight: 800;
  letter-spacing: 0.5px;
}
.christmas-brand-tagline {
  font-size: clamp(18px, 3.2vw, 26px);
  font-weight: 700;
  color: #8ed8ff;
}
.christmas-image {
  width: min(520px, 92vw);
  height: auto;
  margin: 0 auto;
}
.christmas-note {
  margin: 18px 0 12px;
  font-size: 16px;
  color: rgba(233, 238, 240, 0.9);
}
.snow {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(6px 6px at 20% 20%, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(6px 6px at 80% 30%, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(5px 5px at 40% 70%, rgba(255, 255, 255, 0.75), transparent),
    radial-gradient(7px 7px at 60% 50%, rgba(255, 255, 255, 0.92), transparent);
  background-size: 240px 380px, 280px 440px, 240px 340px, 340px 480px;
  opacity: 0.4;
  filter: blur(0.3px);
  animation: snow-move 10s linear infinite;
  z-index: 0;
  pointer-events: none;
}
@keyframes snow-move {
  from {
    background-position: 0 0, 0 0, 0 0, 0 0;
  }
  to {
    background-position: 0 360px, 0 420px, 0 280px, 0 500px;
  }
}

.reply-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(12, 20, 34, 0.72);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 120;
}
.reply-modal-backdrop.is-open {
  display: flex;
}
.reply-modal {
  position: relative;
  width: min(520px, 92vw);
  max-height: min(560px, 92vh);
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
  padding: 24px;
  color: #e9eef0;
  overflow-y: auto;
}
.reply-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.08);
  color: #e9eef0;
  font-size: 18px;
  cursor: pointer;
}
.reply-lead {
  margin: 6px 0 16px;
  color: #cbd5e1;
}
.reply-form {
  display: grid;
  gap: 12px;
}
.reply-field {
  display: grid;
  gap: 6px;
  text-align: left;
  color: #e2e8f0;
  font-weight: 600;
}
.reply-field input,
.reply-field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  color: #e9eef0;
  font-family: inherit;
}
.reply-field input:focus,
.reply-field textarea:focus {
  outline: 2px solid rgba(2, 124, 187, 0.65);
  border-color: transparent;
}
.reply-submit {
  width: 100%;
  justify-content: center;
}
.reply-status {
  margin: 0;
  font-size: 14px;
  color: #8ed8ff;
  min-height: 18px;
}

/* Responsive */
@media (max-width: 980px) {
  .hero-content {
    grid-template-columns: 1fr;
    padding: 72px 0 64px;
  }
  .grid-tech {
    display: none;
  }
  .contact {
    grid-template-columns: 1fr;
  }
  .two-col {
    grid-template-columns: 1fr;
  }
  :is(.team-grid, .services-grid) {
    --grid-columns: 2;
  }
  /* Portfolio: 2 at a time on tablets */
  .carousel-track {
    --carousel-columns: 2;
  }
}
@media (max-width: 720px) {
  .christmas-main {
    padding: 18px 0 26px;
  }
  .christmas-card {
    padding: 22px 8px 28px;
  }
  .christmas-brand {
    gap: 10px;
    margin-bottom: 12px;
  }
  .christmas-brand-icon {
    width: clamp(44px, 12vw, 56px);
    height: clamp(44px, 12vw, 56px);
  }
  .christmas-brand-name {
    font-size: clamp(28px, 7vw, 42px);
  }
  .christmas-brand-tagline {
    font-size: clamp(16px, 4vw, 22px);
  }
  .christmas-image {
    width: min(440px, 86vw);
  }
  .reply-modal {
    width: 100%;
    padding: 18px;
  }
  .reply-close {
    top: 8px;
    right: 8px;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 10px;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    width: min(86vw, 320px);
    box-shadow: var(--shadow);
    z-index: 60;
  }
  .main-nav a {
    display: block;
    padding: 10px 12px;
    border-radius: 8px;
  }
  .main-nav a:hover {
    background: rgba(255, 255, 255, 0.04);
  }
  .main-nav .btn {
    width: 100%;
    justify-content: center;
  }
  .nav-toggle {
    display: inline-block;
  }
  :is(.team-grid, .services-grid) {
    --grid-columns: 1;
  }
  .footer-content {
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
  }
  .footer-nav {
    justify-content: center;
  }
  /* Slightly smaller cards on mobile */
  .service-card {
    min-height: 140px;
  }
  /* Portfolio mobile: vertical stack */
  .carousel-track {
    --gap: 12px;
    --carousel-columns: 1;
    --carousel-flow: row;
    grid-auto-columns: initial;
    grid-template-columns: 1fr;
    overflow: visible;
    scroll-snap-type: none;
  }
  .portfolio-card {
    scroll-snap-align: none;
  }
  /* Hide dots on mobile stack */
  .carousel-dots {
    display: none;
  }

  /* Logos: slightly smaller on mobile for balance */
  .p-logo {
    width: clamp(88px, 28vw, 110px);
    padding: clamp(2px, 1.6vw, 6px);
  }

  /* Timeline mobile: switch to vertical */
  .show-desktop {
    display: none;
  }
  .show-mobile {
    display: block;
  }

  .timeline {
    display: block;
    padding-left: 0;
  }
  .timeline::before {
    left: 14px;
    right: auto;
    top: 8px;
    bottom: 8px;
    width: 2px;
    height: auto;
    background: linear-gradient(
      180deg,
      var(--primary),
      rgba(2, 124, 187, 0.35)
    );
  }
  .timeline li {
    text-align: left;
  }
  .timeline li::after {
    left: 14px;
    transform: translate(-50%, 0);
    top: 18px;
  }

  /* Portfolio: handled above for mobile */
}