@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,300;1,400&display=swap');

/* ─── DESIGN TOKENS — light Salesforce palette ─── */
:root {
  /* Backgrounds */
  --bg:        #f0f6ff;   /* azzurro chiaro Salesforce */
  --bg2:       #e5effe;
  --surface:   #ffffff;
  --surface2:  #f7faff;

  /* Borders */
  --border:    rgba(1, 118, 211, 0.12);
  --border-md: rgba(1, 118, 211, 0.22);

  /* Brand blues (Salesforce palette) */
  --blue:      #0176d3;   /* Salesforce Action Blue */
  --blue-dark: #014486;
  --blue-light:#e8f3fc;
  --blue-glow: rgba(1, 118, 211, 0.15);
  --blue-tint: rgba(1, 118, 211, 0.07);

  /* Text */
  --text:      #032d60;   /* Salesforce Deep Navy */
  --text-mid:  #1a3f6f;
  --text-dim:  #4a6a96;
  --text-faint:#8aaac8;

  --font-sans: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', monospace;

  --nav-h: 62px;
  --ease:  cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 24px);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--blue); color: #fff; }
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--blue); border-radius: 2px; }

/* ─── NAV ─── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 clamp(1rem, 5vw, 2.5rem);
  background: rgba(240, 246, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-weight: 700; font-size: 0.95rem;
  color: var(--text); text-decoration: none;
  display: flex; align-items: center; gap: 0.5rem;
  flex-shrink: 0; letter-spacing: -0.02em;
}
.nav-logo-dot {
  width: 8px; height: 8px;
  background: var(--blue); border-radius: 50%; flex-shrink: 0;
}

.nav-links {
  display: flex; align-items: center; gap: clamp(1rem, 3vw, 2rem);
  list-style: none;
}
.nav-links a {
  font-size: 0.84rem; font-weight: 500;
  color: var(--text-dim); text-decoration: none;
  letter-spacing: -0.01em; transition: color 0.2s; white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--blue); }

.nav-cta {
  background: var(--blue) !important; color: #fff !important;
  padding: 0.42rem 1.1rem !important; border-radius: 100px !important;
  font-weight: 600 !important; transition: background 0.2s, box-shadow 0.2s !important;
}
.nav-cta:hover { background: var(--blue-dark) !important; box-shadow: 0 4px 14px var(--blue-glow) !important; }

/* ─── LANGUAGE SWITCHER ─── */
.lang-switcher {
  display: flex; align-items: center; gap: 0.3rem;
  margin-left: 0.5rem;
}
.lang-btn {
  font-size: 0.72rem; font-weight: 600; font-family: var(--font-sans);
  color: var(--text-dim); background: none; border: 1px solid var(--border);
  border-radius: 6px; padding: 0.22rem 0.5rem; cursor: pointer;
  transition: all 0.2s; letter-spacing: 0.03em;
}
.lang-btn:hover { color: var(--blue); border-color: var(--blue); }
.lang-btn.active { background: var(--blue); color: #fff; border-color: var(--blue); }

/* ─── HAMBURGER ─── */
.hamburger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 36px; height: 36px;
  cursor: pointer; background: none; border: none; padding: 4px; flex-shrink: 0;
}
.hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: var(--text); border-radius: 2px;
  transition: all 0.3s var(--ease); transform-origin: center;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ─── MOBILE DRAWER ─── */
.mobile-menu {
  display: none; position: fixed; top: var(--nav-h); left: 0; right: 0;
  z-index: 199;
  background: rgba(240,246,255,0.98);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border); padding: 0.5rem 0 1.2rem;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block; padding: 0.9rem clamp(1rem, 5vw, 2rem);
  color: var(--text-dim); text-decoration: none; font-size: 0.95rem; font-weight: 500;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, background 0.2s;
}
.mobile-menu a:hover { color: var(--blue); background: var(--blue-tint); }
.mobile-menu a:last-of-type { border-bottom: none; }
.mobile-menu a.mob-cta {
  margin: 1rem clamp(1rem, 5vw, 2rem) 0;
  background: var(--blue); color: #fff !important;
  border-radius: 100px; text-align: center; border: none;
  padding: 0.8rem 1.5rem; font-weight: 600; display: block;
}
.mobile-menu a.mob-cta:hover { background: var(--blue-dark); }

.mob-lang-row {
  display: flex; gap: 0.5rem; align-items: center;
  padding: 1rem clamp(1rem, 5vw, 2rem) 0;
}
.mob-lang-row span { font-size: 0.75rem; color: var(--text-faint); font-weight: 500; }

/* ─── LAYOUT ─── */
.hero, .section, .stats-bar {
  max-width: 760px; margin-left: auto; margin-right: auto;
  padding-left: clamp(1rem, 5vw, 2rem);
  padding-right: clamp(1rem, 5vw, 2rem);
}
.hero { padding-top: calc(var(--nav-h) + 80px); padding-bottom: 80px; }
.hero-inner { max-width: 680px; }
.section { padding-top: 80px; padding-bottom: 80px; }
.section-inner { margin-bottom: 3rem; }
.stats-bar { padding-top: 3rem; padding-bottom: 3rem; display: flex; gap: clamp(2rem, 6vw, 4rem); flex-wrap: wrap; }

.divider { border: none; border-top: 1px solid var(--border); width: 100%; }

/* ─── TYPOGRAPHY ─── */
.eyebrow {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em;
  color: var(--blue); text-transform: uppercase; margin-bottom: 1.2rem;
}
.section-h {
  font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700;
  line-height: 1.2; letter-spacing: -0.025em; color: var(--text); margin-bottom: 1.2rem;
}
.section-h em { font-style: normal; color: var(--blue); }
.lead { font-size: 1rem; color: var(--text-dim); line-height: 1.8; margin-bottom: 0; max-width: 560px; font-weight: 400; }

/* ─── HERO ─── */
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: 0.75rem; font-weight: 600; color: var(--blue); letter-spacing: 0.02em;
  margin-bottom: 2.2rem; padding: 0.4rem 1rem;
  border: 1px solid var(--border-md); border-radius: 100px; background: var(--blue-light);
}
.hero-badge-dot {
  width: 6px; height: 6px; background: var(--blue); border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.3} }

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem); font-weight: 800;
  line-height: 1.1; letter-spacing: -0.03em; color: var(--text); margin-bottom: 1.6rem;
}
.hero h1 em { font-style: normal; color: var(--blue); }

.hero-sub {
  font-size: clamp(0.95rem, 2vw, 1.05rem); color: var(--text-dim);
  line-height: 1.8; max-width: 540px; margin-bottom: 2.5rem;
}

.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 2rem; }

.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--blue); color: #fff;
  font-size: 0.9rem; font-weight: 600; padding: 0.8rem 1.6rem;
  border-radius: 100px; text-decoration: none; border: none; cursor: pointer;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  font-family: var(--font-sans); white-space: nowrap; letter-spacing: -0.01em;
}
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-1px); box-shadow: 0 6px 20px var(--blue-glow); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--surface); color: var(--text-mid);
  font-size: 0.9rem; font-weight: 500; padding: 0.8rem 1.6rem;
  border-radius: 100px; text-decoration: none;
  border: 1px solid var(--border-md); cursor: pointer;
  transition: all 0.2s; font-family: var(--font-sans); white-space: nowrap; letter-spacing: -0.01em;
}
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-1px); }

.hero-meta { font-size: 0.75rem; color: var(--text-faint); letter-spacing: 0.01em; }

/* ─── STATS ─── */
.stat-num {
  font-size: clamp(2rem, 5vw, 2.5rem); font-weight: 800;
  color: var(--text); line-height: 1; display: block; letter-spacing: -0.03em;
}
.stat-num sup { font-size: 0.9rem; color: var(--blue); font-weight: 700; }
.stat-label { font-size: 0.75rem; color: var(--text-dim); letter-spacing: 0.02em; margin-top: 0.35rem; font-weight: 500; }

/* ─── PROSE ─── */
.prose p { color: var(--text-dim); line-height: 1.85; margin-bottom: 1.4rem; font-size: 0.97rem; }
.prose p:last-child { margin-bottom: 0; }
.prose p strong { color: var(--text); font-weight: 600; }

/* ─── ABOUT GRID ─── */
.about-grid { display: grid; grid-template-columns: 1fr 300px; gap: 4rem; align-items: start; }

.stack-box {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 1.8rem;
  position: sticky; top: calc(var(--nav-h) + 16px);
  box-shadow: 0 2px 16px rgba(1,118,211,0.07);
}
.stack-box-title {
  font-size: 0.68rem; font-weight: 700; color: var(--text-faint);
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 1.3rem;
  padding-bottom: 1rem; border-bottom: 1px solid var(--border);
}
.stack-item { display: flex; justify-content: space-between; align-items: center; padding: 0.6rem 0; border-bottom: 1px solid var(--border); }
.stack-item:last-child { border-bottom: none; }
.stack-name { font-size: 0.86rem; color: var(--text); font-weight: 500; }
.stack-level {
  font-size: 0.67rem; color: var(--blue); font-weight: 600;
  letter-spacing: 0.04em; background: var(--blue-light);
  border: 1px solid var(--border-md); padding: 0.18rem 0.55rem; border-radius: 100px;
}
.stack-level.mid { color: var(--text-dim); background: var(--bg2); border-color: var(--border); }
.stack-link {
  display: block; text-align: center;
  margin-top: 1.3rem; padding: 0.75rem 1rem;
  font-size: 0.82rem; font-weight: 600; line-height: 1.45; color: var(--blue); text-decoration: none;
  background: var(--blue-light); border: 1px solid var(--border-md); border-radius: 12px;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.stack-link:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.stack-link-arrow { display: inline-block; margin-left: 0.35rem; transition: transform 0.2s; }
.stack-link:hover .stack-link-arrow { transform: translate(2px, -2px); }
.stack-link + .stack-link { margin-top: 0.6rem; }

/* ─── SERVICES ─── */
.service-list { display: flex; flex-direction: column; }
.service-row {
  padding: 2rem 0; border-bottom: 1px solid var(--border);
  display: grid; grid-template-columns: 36px 1fr; gap: 1.5rem; cursor: default;
}
.service-row:first-child { border-top: 1px solid var(--border); }
.service-row:hover .service-title { color: var(--blue); }
.service-num { font-size: 0.67rem; font-weight: 600; color: var(--text-faint); padding-top: 0.3rem; letter-spacing: 0.06em; }
.service-title { font-size: 1.1rem; font-weight: 700; color: var(--text); margin-bottom: 0.5rem; transition: color 0.2s; letter-spacing: -0.02em; }
.service-desc { font-size: 0.88rem; color: var(--text-dim); line-height: 1.8; margin-bottom: 0.8rem; }
.service-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag {
  font-size: 0.67rem; color: var(--text-dim); font-weight: 500;
  border: 1px solid var(--border-md); padding: 0.22rem 0.6rem;
  border-radius: 100px; letter-spacing: 0.02em; background: var(--surface);
}

/* ─── VALUE GRID ─── */
.value-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: 14px;
  overflow: hidden; margin-top: 3.5rem;
  box-shadow: 0 2px 16px rgba(1,118,211,0.06);
}
.value-cell { background: var(--surface); padding: 1.8rem 1.5rem; }
.value-icon { font-size: 1.3rem; margin-bottom: 0.9rem; }
.value-cell h4 { font-size: 0.9rem; font-weight: 700; color: var(--text); margin-bottom: 0.45rem; letter-spacing: -0.01em; }
.value-cell p { font-size: 0.82rem; color: var(--text-dim); line-height: 1.7; }

/* ─── SF QUOTE ─── */
.sf-quote {
  border-left: 3px solid var(--blue); padding: 1.4rem 1.8rem; margin-bottom: 3.5rem;
  background: var(--blue-light); border-radius: 0 12px 12px 0;
}
.sf-quote p { font-size: 0.97rem; color: var(--text-mid); line-height: 1.85; }
.sf-quote strong { color: var(--blue); font-weight: 600; }

/* ─── CLOUDS GRID ─── */
.clouds-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: 14px;
  overflow: hidden; margin-bottom: 0;
  box-shadow: 0 2px 16px rgba(1,118,211,0.06);
}
.cloud-cell { background: var(--surface); padding: 1.6rem 1.4rem; transition: background 0.2s; }
.cloud-cell:hover { background: var(--blue-light); }
.cloud-icon { font-size: 1.2rem; margin-bottom: 0.7rem; }
.cloud-cell h4 { font-size: 0.88rem; font-weight: 700; color: var(--text); margin-bottom: 0.35rem; letter-spacing: -0.01em; }
.cloud-cell p { font-size: 0.79rem; color: var(--text-dim); line-height: 1.65; }

/* ─── WHY LIST ─── */
.why-list { display: flex; flex-direction: column; }
.why-row {
  display: grid; grid-template-columns: 36px 1fr; gap: 1.5rem;
  padding: 1.8rem 0; border-bottom: 1px solid var(--border);
}
.why-row:first-child { border-top: 1px solid var(--border); }
.why-idx { font-size: 0.67rem; font-weight: 600; color: var(--text-faint); padding-top: 0.3rem; letter-spacing: 0.06em; }
.why-row h4 { font-size: 0.95rem; font-weight: 700; color: var(--text); margin-bottom: 0.4rem; letter-spacing: -0.01em; }
.why-row p { font-size: 0.87rem; color: var(--text-dim); line-height: 1.8; }

/* ─── CONTACT ─── */
.contact-cards { display: flex; flex-direction: column; gap: 0.85rem; margin-bottom: 3rem; }
.contact-card {
  display: flex; align-items: center; gap: 1.3rem;
  padding: 1.3rem 1.6rem; background: var(--surface);
  border: 1px solid var(--border); border-radius: 12px; text-decoration: none;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 1px 6px rgba(1,118,211,0.06);
}
.contact-card:hover { transform: translateX(4px); box-shadow: 0 4px 16px var(--blue-glow); }
.contact-card.email:hover   { border-color: var(--blue-mid, var(--blue)); }
.contact-card.whatsapp:hover{ border-color: #25d366; }
.cc-icon {
  width: 42px; height: 42px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0; background: var(--bg2); border: 1px solid var(--border);
}
.contact-card.email    .cc-icon { background: var(--blue-light); border-color: var(--border-md); }
.contact-card.whatsapp .cc-icon { background: rgba(37,211,102,0.08); border-color: rgba(37,211,102,0.25); }
.cc-label { font-size: 0.66rem; font-weight: 700; color: var(--text-faint); letter-spacing: 0.1em; margin-bottom: 0.15rem; text-transform: uppercase; }
.cc-value { font-size: 0.92rem; color: var(--text); font-weight: 500; }

.info-list { display: flex; flex-direction: column; }
.info-row {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1.1rem 0; border-bottom: 1px solid var(--border);
}
.info-row:first-child { border-top: 1px solid var(--border); }
.info-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--blue); margin-top: 0.55rem; flex-shrink: 0; }
.info-dot.green { background: #1fa855; }
.info-strong { font-size: 0.86rem; font-weight: 600; color: var(--text); margin-bottom: 0.12rem; }
.info-desc { font-size: 0.82rem; color: var(--text-dim); line-height: 1.65; }

/* ─── FOOTER ─── */
footer {
  padding: 2.5rem clamp(1rem, 5vw, 2.5rem);
  border-top: 1px solid var(--border);
  background: var(--bg2);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
}
.footer-left { display: flex; align-items: center; gap: 0.5rem; font-size: 0.84rem; font-weight: 600; color: var(--text); }
.footer-right { font-size: 0.72rem; color: var(--text-faint); }

/* ─── SCROLL REVEAL ─── */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }

/* ─── LANGUAGE CONTENT ─── */
[data-lang] { display: none; }
[data-lang].lang-active { display: block; }
/* For inline elements like spans inside h1 */
span[data-lang] { display: none; }
span[data-lang].lang-active { display: inline; }

/* ════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════ */
/* Menu a tendina sotto i 1080px: il menu completo (5 voci + lingue) non ci sta */
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .lang-switcher { display: none; }
}

@media (max-width: 720px) {
  :root { --nav-h: 56px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .lang-switcher { display: none; } /* moved into mobile menu */

  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .stack-box { position: static; }
  .service-row { grid-template-columns: 1fr; gap: 0.8rem; }
  .service-num { display: none; }
  .value-grid { grid-template-columns: 1fr; }
  .clouds-grid { grid-template-columns: repeat(2,1fr); }
  .why-row { grid-template-columns: 1fr; gap: 0.6rem; }
  .why-idx { display: none; }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 0.65rem; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
}

@media (max-width: 400px) {
  .clouds-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
}