/* ===========================
   RESET & BASE
   =========================== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; scroll-behavior: smooth; }

body {
  background: #111;
  color: #f0f0f0;
  font-family: "Josefin Sans", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.6;
  transition: background 0.4s, color 0.4s;
}

a { color: inherit; text-decoration: none; }
a:focus { outline: 2px dashed rgba(255,255,255,0.35); outline-offset: 2px; }

/* ===========================
   NAVBAR (coerente con il sito)
   =========================== */
nav {
  position: fixed;
  width: 95%;
  max-width: 1200px;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.9);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.5rem;
  border-radius: 12px;
  z-index: 1000;
  transition: all 0.4s ease;
}
nav.scrolled {
  background: rgba(0,0,0,0.95);
  padding: 0.5rem 1.2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
nav .logo { display: flex; align-items: center; gap: 8px; font-weight: 600; padding-top: 5px; }
#nav-logo { width: 20px; height: auto; margin-top: 2px; transition: transform 0.3s; }
#nav-logo:hover { transform: scale(1.05); }

nav ul { list-style: none; display: flex; gap: 1.6rem; }
nav ul li a { font-weight: 700; opacity: 0.95; transition: opacity 0.25s, color 0.25s; }
nav ul li a:hover { opacity: 1; color: #cfcfcf; }

.menu-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.menu-toggle div { width: 25px; height: 3px; background: #f0f0f0; border-radius: 2px; transition: all 0.3s; }

#menu { display: flex; flex-direction: row; }

/* ===========================
   HEADER SERVIZIO
   =========================== */
.service-header {
  background: linear-gradient(to bottom, #222, #111);
  padding-top: 7.5rem; /* spazio per navbar fixed */
  padding-bottom: 3rem;
  text-align: center;
}
.service-header-inner { max-width: 1000px; margin: 0 auto; padding: 0 1.5rem; }
.service-header h1 {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: clamp(1.9rem, 3vw, 2.6rem); margin-bottom: 0.8rem; font-weight: 600;
}
.h-icon { width: 28px; height: 28px; filter: brightness(0) invert(1); }
.service-header p {
  max-width: 760px; margin: 0 auto; color: #d9d9d9; font-size: clamp(1rem, 1.4vw, 1.15rem);
}

/* ===========================
   CONTENUTO GENERALE
   =========================== */
.service-content { background: linear-gradient(to bottom, #111, #1a1a1a); padding: 2.2rem 1.5rem 3rem; }
.service-content > * { max-width: 1000px; margin: 0 auto 1.6rem; }

.service-block {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 1.8rem;
  box-shadow: 0 6px 24px rgba(0,0,0,0.4);
  backdrop-filter: blur(6px);
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}
.service-block:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); transform: translateY(-2px); }
.service-block h2 {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.5rem; margin-bottom: 1rem; font-weight: 600;
}
.b-icon { width: 24px; height: 24px; filter: brightness(0) invert(1); }

/* Liste (punti descritti) */
.service-list { list-style: none; padding: 0; margin: 0; }
.service-list li { display: flex; align-items: center; gap: 10px; padding: 0.45rem 0; font-size: 1.05rem; }
.service-list li svg { width: 20px; height: 20px; filter: brightness(0) invert(1); }

/* ===========================
   SUGGERIMENTI (staccati)
   =========================== */
.tips-block { margin-top: 1.2rem; }
.tips-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
.tip-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 1.2rem;
  transition: background .25s, transform .25s, border-color .25s;
}
.tip-card:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.18); transform: translateY(-3px); }
.tip-card svg { width: 22px; height: 22px; filter: brightness(0) invert(1); margin-bottom: .45rem; }
.tip-card h3 { font-size: 1.04rem; margin-bottom: .25rem; font-weight: 600; }
.tip-card p { color: #d9d9d9; font-size: .95rem; }

/* ===========================
   STRUMENTI & TECNICHE (rotatore)
   =========================== */
.tech-rotator {
  position: relative; height: 180px; overflow: hidden; display: grid; place-items: center;
}
.tech-item {
  position: absolute; inset: 0; opacity: 0; transform: translateY(8px);
  transition: opacity .6s ease, transform .6s ease;
  display: grid; place-items: center; text-align: center; padding: 0 1rem;
}
.tech-item.active { opacity: 1; transform: translateY(0); }
.tech-item svg { width: 64px; height: 64px; margin-bottom: .4rem; filter: brightness(0) invert(1); }
.tech-item h3 { font-size: 1.12rem; margin-bottom: .15rem; font-weight: 600; }
.tech-item p { color: #d9d9d9; font-size: .98rem; }

.tech-dots { display: flex; justify-content: center; gap: 8px; margin-top: .6rem; }
.tech-dots button {
  width: 10px; height: 10px; border: none; border-radius: 50%;
  background: rgba(255,255,255,0.35); cursor: pointer; transition: transform .2s, background .2s;
}
.tech-dots button.active { background: #fff; transform: scale(1.1); }

/* ===========================
   CARDS SLIDER (multi-card)
   =========================== */
.cards-slider {
  --gap: 1rem;
  --cards-per-view: 3;
  position: relative;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 1.2rem 3.2rem; /* spazio per frecce */
  box-shadow: 0 6px 24px rgba(0,0,0,0.35);
  backdrop-filter: blur(6px);
}
.cards-viewport { overflow: hidden; }
.cards-track { display: flex; gap: var(--gap); will-change: transform; transition: transform 450ms ease; touch-action: pan-y; }
.slide-card {
  flex: 0 0 calc((100% - (var(--gap) * (var(--cards-per-view) - 1))) / var(--cards-per-view));
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 1.2rem;
  text-align: left;
  transition: background .25s, transform .25s, border-color .25s;
}
.slide-card:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.12); transform: translateY(-3px); }
.slide-card svg { width: 28px; height: 28px; filter: brightness(0) invert(1); margin-bottom: .5rem; }
.slide-card h3 { font-size: 1.06rem; margin-bottom: .35rem; font-weight: 600; }
.slide-card p { color: #d9d9d9; font-size: .95rem; }

/* Frecce */
.cards-prev, .cards-next {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 50%; border: 1px solid rgba(255,255,255,0.18);
  background: rgba(0,0,0,0.5);
  cursor: pointer; transition: transform .2s, background .2s, border-color .2s;
  z-index: 2;
}
.cards-prev:hover, .cards-next:hover { transform: translateY(-50%) scale(1.05); background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.28); }
.cards-prev { left: 10px; }
.cards-next { right: 10px; }
.cards-prev svg, .cards-next svg { width: 18px; height: 18px; filter: brightness(0) invert(1); }

/* Dots */
.cards-dots { display: flex; justify-content: center; gap: 8px; margin-top: 0.9rem; }
.cards-dots button {
  width: 10px; height: 10px; border: none; border-radius: 50%;
  background: rgba(255,255,255,0.35); cursor: pointer; transition: transform .2s, background .2s;
}
.cards-dots button.active { background: #fff; transform: scale(1.1); }

/* ===========================
   STEPS (ben divisi)
   =========================== */
.steps-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem;
}
.step-card {
  position: relative;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 1.2rem 1rem 1.1rem 1rem;
  text-align: left;
  transition: background .25s, transform .25s, border-color .25s;
}
.step-card:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.12); transform: translateY(-3px); }
.step-card .step-num {
  position: absolute; top: -12px; left: -12px;
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(255,255,255,0.9); color: #111; font-weight: 700;
  border: 1px solid rgba(255,255,255,0.5);
  box-shadow: 0 6px 18px rgba(0,0,0,0.35);
}
.step-card svg { width: 32px; height: 32px; filter: brightness(0) invert(1); margin-bottom: .5rem; }
.step-card h3 { font-size: 1.02rem; margin-bottom: .25rem; font-weight: 600; }
.step-card p { color: #d9d9d9; font-size: .95rem; }

/* ===========================
   CTA & FOOTER
   =========================== */
.cta {
  background: linear-gradient(to bottom, #1a1a1a, #111);
  text-align: center;
  padding: 3rem 1.5rem 3.5rem;
}
.cta h2 { font-size: clamp(1.4rem, 2.6vw, 2rem); margin-bottom: 1.2rem; font-weight: 600; }
.btn-cv {
  display: inline-flex; align-items: center; gap: 10px;
  padding: .9rem 1.6rem; border-radius: 8px;
  background: rgba(255,255,255,0.08); color: #fff; font-weight: 600;
  border: 1px solid rgba(255,255,255,0.15);
  transition: background .3s, transform .3s, border-color .3s;
}
.btn-cv:hover { background: rgba(255,255,255,0.18); border-color: rgba(255,255,255,0.22); transform: translateY(-2px); }
.btn-cv svg { width: 20px; height: 20px; filter: brightness(0) invert(1); }

footer { background: #000; color: #aaa; text-align: center; padding: 2rem 1.5rem; display: flex; flex-direction: column; gap: .5rem; }
.footer-social { display: flex; justify-content: center; align-items: center; gap: 1rem; flex-wrap: wrap; }
.footer-social img { width: 24px; height: 24px; filter: brightness(0) invert(1); transition: transform .3s, filter .3s; }
.footer-social img:hover { transform: scale(1.15); filter: brightness(0.8) invert(1); }
.footer-text { font-size: .9rem; }

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1150px) {
  .steps-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 1024px) {
  .tips-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  #menu {
    position: absolute; top: calc(100% + 8px); right: 10px;
    background: rgba(0,0,0,0.95);
    flex-direction: column; gap: 1rem; padding: 1rem; border-radius: 10px; width: 200px;
    max-height: 0; opacity: 0; overflow: hidden; pointer-events: none;
    transform: translateY(-6px);
    transition: max-height .35s ease, opacity .35s ease, transform .35s ease;
  }
  #menu.open { max-height: 500px; opacity: 1; pointer-events: auto; transform: translateY(0); }
  #menu li { text-align: right; }

  .service-header { padding-top: 7rem; }
  .tips-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }

  .cards-slider { --cards-per-view: 1; padding: 1.2rem 2.6rem; }
}
@media (max-width: 560px) {
  .steps-grid { grid-template-columns: 1fr; }
}
@media (min-width: 769px) and (max-width: 1099px) {
  .cards-slider { --cards-per-view: 2; }
}
@media (min-width: 1100px) {
  .cards-slider { --cards-per-view: 3; }
}