/* ═══════════════════════════════════════════════
   cristianbresadola.com — stylesheet condiviso
═══════════════════════════════════════════════ */

:root {
  --ivory: #EEF3F6;
  --ivory-warm: #C9DCE5;
  --frost: #DBE7EC;
  --twilight: #6B8AA8;
  --petrol: #1B3A3E;
  --petrol-dark: #12282B;
  --chrome-blue: #2A3166;
  --chrome-blue-soft: #454B85;
  --forest: #2D5139;
  --forest-soft: #3F6B4D;
  --salt-glow: #E59856;
  --charcoal: #2A2A2A;
  --charcoal-soft: #4A4A4A;
  --sage: #8A9B86;

  /* Palette "acqua" per pagina Idroterapia */
  --water-mist: #D9E8E6;
  --water-light: #A8CFC9;
  --water-turquoise: #3F8B87;
  --water-deep: #1D5954;
  --water-abyss: #0F3A37;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--ivory);
  color: var(--charcoal);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
.font-display { font-family: 'Fraunces', serif; font-optical-sizing: auto; }
.display-title {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.display-italic {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
}

/* Paper background texture */
.paper-bg {
  background: var(--ivory);
  background-image: radial-gradient(circle at 1px 1px, rgba(42, 42, 42, 0.03) 1px, transparent 0);
  background-size: 24px 24px;
}

/* Colour utilities */
.bg-petrol { background: var(--petrol); }
.bg-petrol-dark { background: var(--petrol-dark); }
.bg-chrome { background: var(--chrome-blue); }
.bg-forest { background: var(--forest); }
.bg-frost { background: var(--frost); }
.bg-twilight { background: var(--twilight); }
.bg-ivory { background: var(--ivory); }
.bg-ivory-warm { background: var(--ivory-warm); }

.text-petrol { color: var(--petrol); }
.text-ivory { color: var(--ivory); }
.text-charcoal { color: var(--charcoal); }
.text-charcoal-soft { color: var(--charcoal-soft); }
.text-salt { color: var(--salt-glow); }
.text-sage { color: var(--sage); }
.text-forest { color: var(--forest); }
.text-twilight { color: var(--twilight); }

/* Utility palette acqua (pagina Idroterapia) */
.bg-water-mist { background: var(--water-mist); }
.bg-water-light { background: var(--water-light); }
.bg-water-turquoise { background: var(--water-turquoise); }
.bg-water-deep { background: var(--water-deep); }
.bg-water-abyss { background: var(--water-abyss); }
.text-water-turquoise { color: var(--water-turquoise); }
.text-water-deep { color: var(--water-deep); }
.text-water-light { color: var(--water-light); }

/* Link underline animation */
.link-underline { position: relative; display: inline-block; }
.link-underline::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s ease;
}
.link-underline:hover::after { transform: scaleX(1); transform-origin: left; }
.link-underline.active::after { transform: scaleX(1); }

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--petrol);
  color: var(--ivory);
  padding: 0.9rem 1.75rem;
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border: 1px solid var(--petrol);
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary:hover {
  background: var(--petrol-dark);
  transform: translateY(-1px);
}
.btn-primary .arrow { transition: transform 0.3s ease; }
.btn-primary:hover .arrow { transform: translateX(4px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: transparent;
  color: var(--petrol);
  padding: 0.9rem 1.75rem;
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border: 1px solid var(--petrol);
  transition: all 0.3s ease;
  text-decoration: none;
}
.btn-secondary:hover {
  background: var(--petrol);
  color: var(--ivory);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--petrol);
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  transition: all 0.3s ease;
  text-decoration: none;
}
.btn-ghost:hover { color: var(--charcoal); }
.btn-ghost .arrow { transition: transform 0.3s ease; }
.btn-ghost:hover .arrow { transform: translateX(3px); }

/* Dark section inversion */
.on-dark .btn-primary {
  background: var(--ivory);
  color: var(--petrol);
  border-color: var(--ivory);
}
.on-dark .btn-primary:hover {
  background: var(--salt-glow);
  color: var(--petrol-dark);
  border-color: var(--salt-glow);
}
.on-dark .btn-secondary {
  color: var(--ivory);
  border-color: var(--ivory);
}
.on-dark .btn-secondary:hover {
  background: var(--ivory);
  color: var(--petrol);
}

/* Labels */
.eyebrow {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.separator-line { width: 60px; height: 1px; background: var(--petrol); }
.on-dark .separator-line { background: var(--ivory); }

/* Nav */
nav.main-nav {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(219, 231, 236, 0.82);
  border-bottom: 1px solid rgba(42, 49, 102, 0.12);
}

/* Image frames */
.image-frame { position: relative; overflow: hidden; }
.image-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(245, 238, 223, 0.3);
  pointer-events: none;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { animation: fadeUp 0.9s ease-out both; }
.reveal-1 { animation-delay: 0.1s; }
.reveal-2 { animation-delay: 0.25s; }
.reveal-3 { animation-delay: 0.4s; }
.reveal-4 { animation-delay: 0.55s; }

@keyframes slowFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
.slow-float { animation: slowFloat 6s ease-in-out infinite; }

/* Section number ornament */
.section-number {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 0.9rem;
  opacity: 0.5;
}

/* Testimonials */
blockquote.testimonial {
  border-left: 2px solid var(--petrol);
  padding-left: 1.5rem;
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--charcoal-soft);
}

.testi-card { transition: all 0.4s ease; }
.testi-card:hover { transform: translateY(-2px); }

/* Discipline card */
.discipline-card {
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}
.discipline-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(18, 40, 43, 0.18);
}

/* Maya glow */
.maya-glow {
  position: relative;
  overflow: hidden;
}
.maya-glow::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 70%; height: 200%;
  background: radial-gradient(ellipse, rgba(229, 152, 86, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

/* Cromoterapia imagery */
.cromo-image {
  position: relative;
  overflow: hidden;
}
.cromo-image img { transition: transform 0.8s ease; }
.cromo-image:hover img { transform: scale(1.03); }

/* Timeline (for Chi sono) */
.timeline-item {
  position: relative;
  padding-left: 2.5rem;
  padding-bottom: 3.5rem;
  border-left: 1px solid rgba(27, 58, 62, 0.15);
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 0.3rem;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--petrol);
  border: 2px solid var(--ivory);
}
.timeline-item.highlight::before { background: var(--salt-glow); }

.timeline-year {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  color: var(--charcoal-soft);
  margin-bottom: 0.5rem;
  display: block;
}

/* Grande virgoletta ornamentale */
.big-quote-mark {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-size: 8rem;
  line-height: 0.5;
  color: var(--salt-glow);
  opacity: 0.8;
}

/* Social icons */
.social-icon {
  width: 36px; height: 36px;
  border: 1px solid rgba(245, 238, 223, 0.3);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  text-decoration: none;
  color: var(--ivory);
}
.social-icon:hover {
  background: var(--ivory);
  color: var(--petrol);
  border-color: var(--ivory);
}

/* Mobile menu */
.mobile-menu { display: none; }
.mobile-menu.open { display: block; }

/* Stars background pattern */
.stars-bg {
  background-image:
    radial-gradient(circle at 20% 30%, white 1px, transparent 1px),
    radial-gradient(circle at 70% 60%, white 1px, transparent 1px),
    radial-gradient(circle at 40% 80%, white 1px, transparent 1px),
    radial-gradient(circle at 85% 20%, white 1px, transparent 1px);
  background-size: 400px 400px;
}

/* FAQ accordion */
details.faq-item {
  border-bottom: 1px solid rgba(27, 58, 62, 0.15);
  padding: 1.5rem 0;
}
details.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-family: 'Fraunces', serif;
  font-size: 1.25rem;
  color: var(--petrol);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 400;
}
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 200;
  transition: transform 0.3s ease;
}
details.faq-item[open] summary::after {
  transform: rotate(45deg);
}
details.faq-item div.faq-answer {
  margin-top: 1rem;
  color: var(--charcoal-soft);
  line-height: 1.7;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .display-title { letter-spacing: -0.02em; }
  .big-quote-mark { font-size: 5rem; }
}


/* ═══ WhatsApp Floating Widget ═══ */
.wa-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all 0.3s ease;
}
.wa-widget-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  text-decoration: none;
}
.wa-widget-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
}
.wa-widget-btn svg { width: 32px; height: 32px; fill: white; }
/* Pulse ring animation */
.wa-widget-btn::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: #25D366;
  opacity: 0.35;
  z-index: -1;
  animation: wa-pulse 2.2s ease-out infinite;
}
@keyframes wa-pulse {
  0%   { transform: scale(1);   opacity: 0.35; }
  100% { transform: scale(1.5); opacity: 0; }
}
/* Label accanto al pulsante (solo desktop) */
.wa-widget-label {
  background: white;
  color: #075E54;
  padding: 10px 16px;
  border-radius: 24px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: 0 4px 14px rgba(0,0,0,0.1);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.3s ease;
  pointer-events: none;
}
.wa-widget:hover .wa-widget-label {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}
@media (max-width: 640px) {
  .wa-widget { bottom: 16px; right: 16px; }
  .wa-widget-btn { width: 54px; height: 54px; }
  .wa-widget-btn svg { width: 28px; height: 28px; }
  .wa-widget-label { display: none; }
}

/* ═══════════════════════════════════════════════
   NAVBAR · Dropdown menu (Consulenze, Saggezza Maya)
═══════════════════════════════════════════════ */

.nav-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.nav-dropdown__toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
  color: inherit;
  padding: 0;
  line-height: inherit;
}
.nav-dropdown__chevron {
  transition: transform 0.25s ease;
  opacity: 0.6;
  flex-shrink: 0;
}
.nav-dropdown:hover .nav-dropdown__chevron,
.nav-dropdown:focus-within .nav-dropdown__chevron,
.nav-dropdown.is-open-click .nav-dropdown__chevron {
  transform: rotate(180deg);
  opacity: 1;
}
.nav-dropdown__panel {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 240px;
  background: var(--ivory, #EEF3F6);
  border: 1px solid rgba(42, 49, 102, 0.12);
  border-radius: 10px;
  box-shadow: 0 16px 40px rgba(18, 40, 43, 0.14), 0 2px 4px rgba(18, 40, 43, 0.04);
  padding: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;
  z-index: 200;
}
/* Triangolino sopra il pannello */
.nav-dropdown__panel::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: var(--ivory, #EEF3F6);
  border-left: 1px solid rgba(42, 49, 102, 0.12);
  border-top: 1px solid rgba(42, 49, 102, 0.12);
}
.nav-dropdown:hover .nav-dropdown__panel,
.nav-dropdown:focus-within .nav-dropdown__panel,
.nav-dropdown.is-open-click .nav-dropdown__panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
/* Buffer invisibile per evitare gap di hover */
.nav-dropdown::after {
  content: '';
  position: absolute;
  top: 100%;
  left: -10px;
  right: -10px;
  height: 16px;
  pointer-events: none;
}
.nav-dropdown:hover::after,
.nav-dropdown:focus-within::after {
  pointer-events: auto;
}
.nav-dropdown__panel a {
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  color: var(--charcoal, #2A2A2A);
  font-size: 0.88rem;
  font-weight: 400;
  letter-spacing: 0.005em;
  transition: background 0.18s ease, color 0.18s ease, padding-left 0.18s ease;
  display: block;
  white-space: nowrap;
  text-decoration: none;
}
.nav-dropdown__panel a:hover {
  background: rgba(27, 58, 62, 0.07);
  color: var(--petrol, #1B3A3E);
  padding-left: 1.05rem;
}
.nav-dropdown__divider {
  height: 1px;
  background: rgba(42, 49, 102, 0.1);
  margin: 0.4rem 0.3rem;
}
.nav-dropdown__overview {
  font-style: italic;
  color: var(--petrol, #1B3A3E) !important;
  font-weight: 500 !important;
}

/* Active state · voce o dropdown corrente */
.nav-link.is-nav-active,
.nav-dropdown__toggle.is-nav-active {
  color: var(--petrol, #1B3A3E) !important;
  font-weight: 500;
}
.nav-link.is-nav-active::after,
.nav-dropdown__toggle.is-nav-active::after {
  transform: scaleX(1) !important;
  transform-origin: left !important;
}

/* Mobile: dropdown via <details> */
.nav-mobile-group summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}
.nav-mobile-group summary::-webkit-details-marker {
  display: none;
}
.nav-mobile-group summary::after {
  content: '+';
  font-size: 1.4rem;
  line-height: 1;
  color: var(--charcoal-soft, #4A4A4A);
  transition: transform 0.25s ease;
}
.nav-mobile-group[open] summary::after {
  content: '−';
}
.nav-mobile-group a {
  color: var(--charcoal-soft, #4A4A4A);
  text-decoration: none;
  padding: 0.25rem 0;
  display: block;
}
.nav-mobile-group a:hover {
  color: var(--petrol, #1B3A3E);
}
.nav-mobile-group[data-nav].is-nav-active > summary {
  color: var(--petrol, #1B3A3E);
  font-weight: 500;
}

/* Fix menu hamburger mobile */
.mobile-menu { display: none; }
.mobile-menu.open { display: block; }
@media (min-width: 1024px) { .mobile-menu, .mobile-menu.open { display: none; } }