/* ========== VARIABILI CSS ========== */
:root {
  --color-text: #2c3e50;
  --color-text-muted: #5a6c7d;
  --color-cta: #27ae60;
  --color-cta-hover: #219a52;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f6f8;
  --color-border: #e8ecf0;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 5rem;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* ========== RESET & BASE ========== */
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ========== LAYOUT CONTAINER ========== */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}
@media (min-width: 768px) {
  .container { padding-left: var(--space-lg); padding-right: var(--space-lg); }
}

/* ========== HEADER ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}
.logo {
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-text);
}
.logo span { color: var(--color-cta); }
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}
.nav a {
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}
.nav a:hover { color: var(--color-cta); }
.nav .btn-nav {
  margin-left: var(--space-sm);
}
@media (max-width: 767px) {
  .nav .btn-nav { margin-left: 0; }
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-xs);
  cursor: pointer;
  color: var(--color-text);
}
@media (max-width: 767px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    gap: var(--space-sm);
    display: none;
  }
  .nav.is-open { display: flex; }
}

/* ========== HERO ========== */
.hero {
  padding: var(--space-2xl) 0;
  background: var(--color-bg);
}
@media (min-width: 768px) {
  .hero { padding: var(--space-3xl) 0; }
}
.hero-inner {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}
@media (min-width: 768px) {
  .hero-inner { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); }
}
.hero-content h1 {
  margin: 0 0 var(--space-md);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
}
@media (min-width: 768px) {
  .hero-content h1 { font-size: 2.25rem; }
}
.hero-content .subtitle {
  margin: 0 0 var(--space-lg);
  font-size: 1.05rem;
  color: var(--color-text-muted);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}
.btn-cta {
  background: var(--color-cta);
  color: white;
}
.btn-cta:hover {
  background: var(--color-cta-hover);
  box-shadow: var(--shadow-hover);
}
.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-cta);
}
.btn-outline:hover {
  background: var(--color-cta);
  color: white;
}
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.placeholder-img {
  min-height: 280px;
  background: #e0e4e8;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8a9299;
  font-weight: 500;
  font-size: 1.1rem;
}
@media (min-width: 768px) {
  .placeholder-img { min-height: 340px; }
}
.hero-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
}

/* ========== SECTION COMMON ========== */
section {
  padding: var(--space-2xl) 0;
}
section.alt { background: var(--color-bg-alt); }
.section-title {
  margin: 0 0 var(--space-md);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  text-align: center;
}
@media (min-width: 768px) {
  .section-title { font-size: 1.75rem; }
}

/* ========== PERCHÉ CAMBIARE (3 CARD) ========== */
.cards {
  display: grid;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}
@media (min-width: 768px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
}
.card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s ease;
}
.card:hover { box-shadow: var(--shadow-hover); }
/* Icone illustrative in stile neumorphism (cerchio con profondità) */
.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  /* Neumorphism: ombre chiara e scura per effetto rilievo */
  background: #f0f5fa;
  box-shadow:
    4px 4px 10px rgba(163, 177, 198, 0.4),
    -4px -4px 10px rgba(255, 255, 255, 0.9);
}
.card-icon svg {
  width: 28px;
  height: 28px;
}
/* Colori accent per ogni icona (line-art) */
.card-icon--doc { color: #2b6fff; }
.card-icon--calendar { color: #27ae60; }
.card-icon--shield { color: #e67e22; }
.card h3 {
  margin: 0 0 var(--space-sm);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
}
.card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* ========== FEATURES (ALTERNATE) ========== */
.feature {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
  margin-bottom: var(--space-2xl);
}
.feature:last-child { margin-bottom: 0; }
@media (min-width: 768px) {
  .feature { grid-template-columns: 1fr 1fr; }
  .feature:nth-child(even) .feature-content { order: 2; }
  .feature:nth-child(even) .feature-visual { order: 1; }
}
.feature-content h3 {
  margin: 0 0 var(--space-sm);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-text);
}
.feature-content p {
  margin: 0;
  color: var(--color-text-muted);
}
.feature-visual .placeholder-img { min-height: 220px; }
.feature-img-wrap {
  width: 100%;
  height: 300px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #e0e4e8;
}
.feature-img-wrap .feature-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-lg);
}
@media (min-width: 768px) {
  .feature-visual .placeholder-img { min-height: 260px; }
  .feature-img-wrap { height: 470px; }
}

/* ========== VALORE TRANQUILLITÀ ========== */
.value-block {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.value-block h2 {
  margin: 0 0 var(--space-md);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}
@media (min-width: 768px) {
  .value-block h2 { font-size: 1.75rem; }
}
.value-block p {
  margin: 0;
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.tally-form-wrap {
  margin-top: var(--space-2xl);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}
.tally-form-wrap iframe {
  display: block;
  border-radius: var(--radius-lg);
  min-height: 500px;
  width: 100%;
  max-width: 100%;
}

/* Form responsive su smartphone */
@media (max-width: 767px) {
  .tally-form-wrap {
    max-width: none;
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
    width: calc(100% + 2 * var(--space-md));
  }
  .tally-form-wrap iframe {
    min-height: 75vh;
    border-radius: 0;
  }
  .cta-box .tally-form-wrap {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
    width: calc(100% + 2 * var(--space-md));
  }
}

/* ========== CTA FINALE ========== */
.cta-box {
  background: var(--color-text);
  color: white;
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
}
@media (max-width: 767px) {
  .cta-box {
    padding: var(--space-lg) var(--space-md);
  }
}
.cta-box h2 {
  margin: 0 0 var(--space-sm);
  font-size: 1.35rem;
  font-weight: 700;
}
@media (min-width: 768px) {
  .cta-box h2 { font-size: 1.5rem; }
}
.cta-box p {
  margin: 0 0 var(--space-lg);
  opacity: 0.9;
  font-size: 1rem;
}
.cta-box .tally-form-wrap {
  margin-top: var(--space-lg);
  margin-bottom: 0;
}
.cta-box .btn-cta {
  background: var(--color-cta);
  color: white;
}
.cta-box .btn-cta:hover { background: var(--color-cta-hover); }

/* ========== FOOTER ========== */
.footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.85);
  padding: var(--space-2xl) 0 var(--space-lg);
}
.footer-grid {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1fr auto auto; align-items: start; }
}
.footer-brand .logo { color: white; }
.footer-brand .logo span { color: var(--color-cta); }
.footer-brand p {
  margin: var(--space-sm) 0 0;
  font-size: 0.95rem;
  opacity: 0.85;
}
.footer h4 {
  margin: 0 0 var(--space-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: white;
}
.footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer a {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}
.footer a:hover { color: white; }

/* Contatti footer – layout con icone */
.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.footer-contact-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.1);
  color: var(--color-cta);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, color 0.2s ease;
}
.footer-contact-item:hover .footer-contact-icon {
  background: rgba(255,255,255,0.15);
  color: white;
}
.footer-contact-icon svg {
  width: 18px;
  height: 18px;
}
.footer-contact-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  min-width: 4.5rem;
}
.footer-contatti .footer-contact-item a {
  font-weight: 500;
}
.footer-copy {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  text-align: center;
}