/*
Theme Name: Boost4Biz
Theme URI: https://boost4biz.it
Author: Sergio De Carolis
Description: Tema custom Boost4Biz — soluzione operativa per PMI
Version: 1.0.0
Text Domain: boost4biz
*/

/* ============================================================
   RESET & BASE
   ============================================================ */

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

:root {
  /* COLORI */
  --color-primary:       #0F8060;
  --color-primary-dark:  #0A5C45;
  --color-primary-light: #7FC0A8;
  --color-primary-soft:  #E6F4EE;

  --color-accent:        #F39422;
  --color-accent-dark:   #D47817;
  --color-accent-soft:   #FEF3E4;

  --color-navy:          #1D3D6B;
  --color-navy-dark:     #0F2647;

  --color-bg-page:       #FFFFFF;
  --color-bg-section:    #F5F7FA;
  --color-bg-dark:       #0F2647;
  --color-bg-footer:     #1D3D6B;
  --color-bg-copyright:  #0F2647;

  --color-text-headline: #1A1A2E;
  --color-text-body:     #3D4754;
  --color-text-muted:    #7A8594;
  --color-text-light:    #B7C0CC;

  --color-border:        #E2E8EF;
  --color-border-dark:   #D4D9E0;

  /* FONT */
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* RAGGI */
  --radius-xs:   4px;
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   24px;
  --radius-pill: 9999px;

  /* SPACING */
  --s1: 4px;
  --s2: 8px;
  --s3: 12px;
  --s4: 16px;
  --s5: 24px;
  --s6: 32px;
  --s7: 48px;
  --s8: 64px;

  /* OMBRE */
  --shadow-xs:         0 1px 2px rgba(0,0,0,0.06);
  --shadow-sm:         0 1px 3px rgba(0,0,0,0.06);
  --shadow-md:         0 4px 12px rgba(0,0,0,0.07);
  --shadow-lg:         0 12px 32px rgba(0,0,0,0.10);
  --shadow-card-hover: 0 8px 28px rgba(0,0,0,0.12);
  --shadow-btn-primary: 0 2px 8px rgba(15,128,96,0.25);
  --shadow-btn-accent:  0 2px 8px rgba(243,148,34,0.25);

  /* TRANSIZIONI */
  --transition-fast: 150ms ease;
  --transition:      200ms ease;
  --transition-slow: 300ms ease;

  /* LAYOUT */
  --container-max: 1240px;
  --section-py:    80px;
  --section-py-mob: 56px;
  --header-h:      72px;
  --header-h-mob:  60px;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.72;
  color: var(--color-text-body);
  background: var(--color-bg-page);
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ============================================================
   TIPOGRAFIA
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-text-headline);
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: clamp(2.25rem, 5vw, 3rem);   font-weight: 800; }
h2 { font-size: clamp(1.7rem, 2.8vw, 2.2rem); font-weight: 700; }
h3 { font-size: 1.125rem; font-weight: 700; }
p  { color: var(--color-text-body); line-height: 1.72; }

/* ============================================================
   CONTAINER
   ============================================================ */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 80px;
}

@media (max-width: 1280px) { .container { padding: 0 40px; } }
@media (max-width: 768px)  { .container { padding: 0 24px; } }

/* ============================================================
   PULSANTI
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
              transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

/* CTA primaria — arancione, stesso stile di b4b-blog */
.btn--primary {
  background: var(--color-accent);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(243,148,34,0.35);
}
.btn--primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(243,148,34,0.50);
  color: #ffffff;
}
.btn--primary:active  { transform: translateY(0); box-shadow: 0 2px 10px rgba(243,148,34,0.35); }
.btn--primary:disabled,
.btn--primary[aria-disabled="true"] { opacity: 0.5; pointer-events: none; }

/* Azione secondaria — bordo primario + pill, stesso di b4b-blog btn-secondary */
.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-pill);
  box-shadow: none;
}
.btn--secondary:hover {
  background: var(--color-primary);
  color: #ffffff;
  transform: translateY(-1px);
}
.btn--secondary:active { background: var(--color-primary-dark); color: #ffffff; transform: translateY(0); }

/* Ghost — azione secondaria sottile, stesso di b4b-blog btn-ghost */
.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-border-dark);
  box-shadow: none;
}
.btn--ghost:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  transform: translateY(-1px);
}
.btn--ghost:active { background: var(--color-primary-soft); transform: translateY(0); }

/* Outline bianco — su sfondi scuri, pill, stesso di b4b-blog btn-outline-white */
.btn--outline-white {
  background: transparent;
  color: #ffffff;
  border: 2px solid rgba(255,255,255,0.6);
  border-radius: var(--radius-pill);
}
.btn--outline-white:hover {
  border-color: #ffffff;
  background: rgba(255,255,255,0.08);
  color: #ffffff;
}

/* ============================================================
   SEZIONI BASE
   ============================================================ */

.section {
  padding: var(--section-py) 0;
}
.section--alt   { background: var(--color-bg-section); }
.section--dark  { background: var(--color-bg-dark); color: #ffffff; }
.section--dark h2,
.section--dark h3 { color: #ffffff; }

/* ============================================================
   SKIP LINK ACCESSIBILITÀ
   ============================================================ */

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 1rem; }

/* ============================================================
   HEADER / NAVBAR
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  height: var(--header-h);
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  z-index: 1000;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 2rem;
}

.navbar-logo { flex-shrink: 0; }
.navbar-logo-img { height: 58px; width: auto; }

.navbar-nav { flex: 1; }

.nav-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
}

.nav-link {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-navy);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 12px;
  right: 12px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast);
}
.nav-link:hover { color: var(--color-primary); }
.nav-link:hover::after { transform: scaleX(1); }

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--s3);
  flex-shrink: 0;
}

.navbar-cta { padding: 0 20px; font-size: 0.875rem; }

.hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-navy);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.hamburger:hover { background: var(--color-bg-section); }

/* MOBILE MENU */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-navy-dark);
  z-index: 2000;
  transform: translateX(100%);
  transition: transform var(--transition-slow) cubic-bezier(0.4,0,0.2,1);
  display: flex;
  flex-direction: column;
  padding: var(--s5);
}
.mobile-menu.is-open { transform: translateX(0); }

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--s7);
}
.mobile-menu-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
}
.mobile-menu-close {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.08);
  border: none;
  border-radius: var(--radius-sm);
  color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav-list { flex: 1; }
.mobile-nav-list li { border-bottom: 1px solid rgba(255,255,255,0.08); }
.mobile-nav-link {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  padding: 1rem 0;
  transition: color var(--transition-fast);
}
.mobile-nav-link:hover { color: #ffffff; }

.mobile-menu-cta { margin-top: var(--s6); }

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}
.mobile-menu-overlay.is-visible { opacity: 1; pointer-events: all; }

@media (max-width: 768px) {
  .navbar-nav { display: none; }
  .navbar-cta  { display: none; }
  .hamburger   { display: flex; }
}

/* ============================================================
   SEZIONE HEADER COMUNE
   ============================================================ */

.section-header {
  margin-bottom: var(--s8);
  max-width: 680px;
}
.section-header--centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-header h2 { margin-bottom: var(--s4); }
.section-header p  { color: var(--color-text-muted); font-size: 1.0625rem; }

.section-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--s3);
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--color-bg-footer);
  padding: 64px 0 0;
  color: #ffffff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 40fr 30fr 30fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer-logo       { height: 64px; width: auto; max-width: 220px; }
.footer-tagline    { font-size: 0.9375rem; color: rgba(255,255,255,0.6); margin: var(--s4) 0 var(--s4); }

.footer-linkedin {
  display: inline-flex;
  align-items: center;
  gap: var(--s2);
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition-fast);
}
.footer-linkedin:hover { color: #ffffff; }

.footer-col-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.45);
  margin-bottom: var(--s5);
}

.footer-nav-list { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-nav-list a {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition-fast);
}
.footer-nav-list a:hover { color: #ffffff; }
.footer-cta-link { color: var(--color-accent) !important; font-weight: 600; }
.footer-cta-link:hover { color: #ffffff !important; }

.footer-contact-list { display: flex; flex-direction: column; gap: 0.875rem; }
.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
}
.footer-contact-list svg { flex-shrink: 0; margin-top: 2px; opacity: 0.6; }
.footer-contact-list a { color: rgba(255,255,255,0.7); transition: color var(--transition-fast); }
.footer-contact-list a:hover { color: #ffffff; }

.footer-piva {
  margin-top: var(--s5);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s4);
}
.footer-copyright { font-size: 0.75rem; color: rgba(255,255,255,0.45); }
.footer-legal { display: flex; gap: var(--s4); }
.footer-legal-link {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}
.footer-legal-link:hover { color: #ffffff; }

@media (max-width: 768px) {
  .footer-grid   { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}