/* ============================================
   HYDRA SYSTEM S.A.S. — Stylesheet v3
   Termoidraulica · Fotovoltaico · Patti (ME)
   ============================================ */

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

:root {
  --navy:      #0e0633;
  --navy-mid:  #1a0d5c;
  --blu:       #0031e9;
  --blu-light: #2e5dff;
  --rosso:     #ff1721;
  --rosso-dk:  #cc1018;
  --sole:      #e67e22;
  --sole-dark: #ca6f1e;
  --grigio:    #f4f6f7;
  --testo:     #2c3e50;
  --muted:     #7f8c8d;
  --bianco:    #ffffff;
  --ombra:     0 4px 18px rgba(0,0,0,.10);
  --radius:    8px;
  --trans:     .25s ease;
  --topbar-h:  36px;
  --header-h:  76px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--testo);
  background: var(--bianco);
}

img { max-width: 100%; height: auto; display: block; }
a   { color: var(--blu); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--rosso); }
ul  { list-style: none; }

h1,h2,h3,h4 { line-height: 1.25; font-weight: 700; }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.2rem; }
p  { margin-bottom: 1rem; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 1.25rem; }
.section { padding: 4rem 0; }
.section-alt { background: var(--grigio); }
.section-title { text-align: center; margin-bottom: 2.5rem; color: var(--navy); }
.section-title span { display: block; font-size: 1rem; font-weight: 400; color: var(--muted); margin-top: .35rem; }

/* ---- Buttons ---- */
.btn { display: inline-block; padding: .75rem 1.8rem; border-radius: var(--radius); font-weight: 700; font-size: .95rem; letter-spacing: .03em; transition: all var(--trans); cursor: pointer; border: 2px solid transparent; text-align: center; }
.btn-primary { background: var(--rosso); color: var(--bianco); border-color: var(--rosso); }
.btn-primary:hover { background: var(--rosso-dk); border-color: var(--rosso-dk); color: var(--bianco); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255,23,33,.3); }
.btn-outline  { background: transparent; color: var(--bianco); border-color: var(--bianco); }
.btn-outline:hover { background: var(--bianco); color: var(--navy); }
.btn-blu { background: var(--blu); color: var(--bianco); border-color: var(--blu); }
.btn-blu:hover { background: #0028cc; color: var(--bianco); transform: translateY(-2px); }
.btn-sole { background: var(--sole); color: var(--bianco); border-color: var(--sole); }
.btn-sole:hover { background: var(--sole-dark); color: var(--bianco); border-color: var(--sole-dark); transform: translateY(-2px); }

/* ============================================
   TOPBAR — navy scuro con marquee bianco
   ============================================ */
.topbar {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  height: var(--topbar-h);
  overflow: hidden;
  border-bottom: 2px solid var(--rosso);
  position: relative;
  z-index: 1001;
  display: flex;
  align-items: center;
}

/* Gradienti sfumati ai lati per l'effetto "scompare" */
.topbar::before,
.topbar::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.topbar::before {
  left: 0;
  background: linear-gradient(90deg, var(--navy), transparent);
}
.topbar::after {
  right: 0;
  background: linear-gradient(-90deg, var(--navy-mid), transparent);
}

.topbar-marquee-wrap {
  width: 100%;
  overflow: hidden;
  position: relative;
}

.topbar-marquee {
  display: flex;
  width: max-content;
  animation: marquee-scroll 28s linear infinite;
}
.topbar-marquee:hover { animation-play-state: paused; }

@keyframes marquee-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Un singolo "giro" — viene duplicato nel HTML per loop seamless */
.marquee-inner {
  display: flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
  padding-right: 0;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  color: rgba(255,255,255,.88);
  font-size: .78rem;
  font-weight: 500;
  padding: 0 2rem;
  border-right: 1px solid rgba(255,255,255,.18);
  line-height: var(--topbar-h);
  text-decoration: none;
  transition: color var(--trans);
}
.marquee-item:last-child { border-right: none; }
.marquee-item:hover { color: var(--bianco); }
.marquee-item.wa-item {
  color: #4ade80;
  font-weight: 700;
}
.marquee-item.wa-item:hover { color: #86efac; }
.marquee-item.phone-item {
  color: var(--bianco);
  font-weight: 700;
}
.marquee-dot {
  display: inline-block;
  width: 5px; height: 5px;
  background: var(--rosso);
  border-radius: 50%;
  margin: 0 1rem;
  flex-shrink: 0;
}

/* ============================================
   HEADER — bianco con nav blu
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bianco);
  box-shadow: 0 2px 16px rgba(0,0,0,.12);
  border-bottom: 3px solid var(--rosso);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1rem;
}

/* Logo su sfondo bianco */
.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-logo img {
  height: 58px;
  width: auto;
  object-fit: contain;
  /* Rimuoviamo il drop-shadow perché su bianco il logo è già leggibile */
  filter: none;
  transition: transform var(--trans), filter var(--trans);
}
.nav-logo:hover img {
  transform: scale(1.04);
  filter: drop-shadow(0 2px 8px rgba(255,23,33,.25));
}

/* Nav links su bianco → testo navy/blu */
.nav-links {
  display: flex;
  gap: .15rem;
  flex-wrap: wrap;
  align-items: center;
}
.nav-links a {
  color: var(--navy);
  padding: .5rem .9rem;
  border-radius: 6px;
  font-size: .9rem;
  font-weight: 600;
  transition: all var(--trans);
  white-space: nowrap;
  letter-spacing: .01em;
}
.nav-links a:hover {
  color: var(--blu);
  background: rgba(0,49,233,.07);
}
.nav-links a.active {
  color: var(--blu);
  background: rgba(0,49,233,.1);
  border-bottom: 2px solid var(--blu);
}
.nav-links a.nav-solar {
  background: linear-gradient(135deg, var(--sole), var(--sole-dark));
  color: var(--bianco) !important;
  padding: .5rem 1.1rem;
  border-radius: 6px;
  border-bottom: none !important;
}
.nav-links a.nav-solar:hover {
  background: linear-gradient(135deg, var(--sole-dark), #a04000);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(230,126,34,.35);
  color: var(--bianco) !important;
}
.nav-links a.active.nav-solar {
  background: linear-gradient(135deg, var(--sole-dark), #a04000);
  color: var(--bianco) !important;
  border-bottom: none;
}

/* Hamburger — navy su bianco */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: .5rem;
}
.nav-toggle span {
  display: block;
  width: 26px; height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all var(--trans);
}

/* ============================================
   WHATSAPP STICKY
   ============================================ */
.wa-sticky {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: .65rem;
  background: #25d366;
  color: var(--bianco);
  border-radius: 50px;
  padding: .7rem 1.25rem .7rem .9rem;
  box-shadow: 0 6px 24px rgba(37,211,102,.45);
  font-weight: 700;
  font-size: .88rem;
  text-decoration: none;
  transition: all .25s ease;
  max-width: 56px;
  overflow: hidden;
  white-space: nowrap;
}
.wa-sticky:hover {
  max-width: 260px;
  background: #1ebe5d;
  color: var(--bianco);
  box-shadow: 0 8px 30px rgba(37,211,102,.55);
  transform: translateY(-2px);
}
.wa-sticky svg { width: 28px; height: 28px; flex-shrink: 0; }
.wa-label { opacity: 0; transition: opacity .2s ease .05s; overflow: hidden; max-width: 0; }
.wa-sticky:hover .wa-label { opacity: 1; max-width: 200px; }
.wa-sticky::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50px;
  border: 3px solid #25d366;
  animation: wa-pulse 2.5s ease-out infinite;
  pointer-events: none;
}
@keyframes wa-pulse {
  0%   { opacity:.7; transform: scale(1); }
  70%  { opacity:0;  transform: scale(1.25); }
  100% { opacity:0;  transform: scale(1.25); }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 60%, #1a1060 100%);
  color: var(--bianco);
  padding: 5rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before { content:''; position:absolute; inset:0; background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80'%3E%3Ccircle cx='40' cy='40' r='35' fill='none' stroke='rgba(255,255,255,.04)' stroke-width='2'/%3E%3C/svg%3E") center/80px; }
.hero::after  { content:''; position:absolute; bottom:0; left:0; right:0; height:4px; background:linear-gradient(90deg,var(--rosso),var(--blu),var(--rosso)); }
.hero-content { position:relative; z-index:1; }
.hero h1 { color:var(--bianco); margin-bottom:1rem; }
.hero p   { font-size:1.1rem; color:rgba(255,255,255,.88); max-width:640px; margin:0 auto 2rem; }
.hero-badges { display:flex; gap:.75rem; flex-wrap:wrap; justify-content:center; margin-bottom:2rem; }
.badge { background:rgba(255,255,255,.12); color:var(--bianco); padding:.35rem 1rem; border-radius:30px; font-size:.82rem; font-weight:600; letter-spacing:.05em; border:1px solid rgba(255,255,255,.22); }
.hero-actions { display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; }

/* ============================================
   SERVICES GRID
   ============================================ */
.services-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:1.5rem; }
.service-card { background:var(--bianco); border:1px solid #e8edf2; border-radius:var(--radius); padding:1.75rem 1.5rem; text-align:center; transition:all var(--trans); box-shadow:0 2px 8px rgba(0,0,0,.06); }
.service-card:hover { transform:translateY(-4px); box-shadow:var(--ombra); border-color:var(--blu); }
.service-icon { font-size:2.5rem; margin-bottom:.85rem; display:block; }
.service-card h3 { color:var(--navy); margin-bottom:.5rem; }
.service-card p  { font-size:.88rem; color:var(--muted); margin:0; }
.service-card a  { display:inline-block; margin-top:.75rem; font-size:.85rem; font-weight:600; color:var(--rosso); }
.service-card.solar-card { border-color:var(--sole); background:linear-gradient(135deg,#fef9f0 0%,#fff 100%); }
.service-card.solar-card h3 { color:var(--sole-dark); }

/* CTA band */
.cta-band { background:linear-gradient(135deg,var(--navy) 0%,var(--navy-mid) 100%); color:var(--bianco); padding:3.5rem 0; text-align:center; border-top:3px solid var(--rosso); border-bottom:3px solid var(--rosso); }
.cta-band h2 { color:var(--bianco); margin-bottom:.75rem; }
.cta-band p  { color:rgba(255,255,255,.88); margin-bottom:1.75rem; }

/* About */
.about-grid { display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:center; }
.about-text h2 { color:var(--navy); margin-bottom:1rem; }
.about-perks { margin-top:1.5rem; }
.about-perks li { display:flex; align-items:flex-start; gap:.75rem; margin-bottom:.75rem; font-size:.95rem; }
.about-perks li::before { content:'✓'; color:var(--rosso); font-weight:800; margin-top:.1rem; flex-shrink:0; }
.about-img-box { background:var(--grigio); border-radius:var(--radius); padding:2rem; text-align:center; border:1px solid #dde3ea; }
.about-img-box .big-icon { font-size:5rem; margin-bottom:1rem; }
.partner-logos { display:flex; flex-wrap:wrap; gap:.75rem; margin-top:1rem; justify-content:center; }
.partner-logo { background:var(--bianco); border:1px solid #dde3ea; border-radius:6px; padding:.5rem 1rem; font-size:.8rem; font-weight:700; color:var(--navy); }

/* Contact */
.contact-grid { display:grid; grid-template-columns:1fr 1.2fr; gap:3rem; align-items:start; }
.contact-info h2 { color:var(--navy); margin-bottom:1.5rem; }
.contact-item { display:flex; gap:1rem; margin-bottom:1.25rem; align-items:flex-start; }
.contact-item .icon { font-size:1.5rem; flex-shrink:0; margin-top:.1rem; }
.contact-item strong { display:block; color:var(--navy); font-size:.85rem; text-transform:uppercase; letter-spacing:.07em; }
.contact-item span { font-size:.95rem; }
.contact-form-wrap { background:var(--grigio); border-radius:var(--radius); padding:2rem; border:1px solid #e0e7ef; }
.contact-form-wrap h3 { color:var(--navy); margin-bottom:1.5rem; }
.form-group { margin-bottom:1.1rem; }
.form-group label { display:block; font-size:.85rem; font-weight:600; color:var(--testo); margin-bottom:.4rem; }
.form-group label .req { color:var(--rosso); }
.form-group input,
.form-group select,
.form-group textarea { width:100%; padding:.65rem .9rem; border:1.5px solid #cdd5df; border-radius:6px; font-size:.95rem; font-family:inherit; color:var(--testo); background:var(--bianco); transition:border-color var(--trans); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline:none; border-color:var(--blu); box-shadow:0 0 0 3px rgba(0,49,233,.1); }
.form-group textarea { resize:vertical; min-height:120px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.form-privacy { font-size:.82rem; color:var(--muted); margin-bottom:1.25rem; }
.form-privacy a { color:var(--blu); }
.map-wrap { border-radius:var(--radius); overflow:hidden; box-shadow:var(--ombra); margin-top:3rem; }
.map-wrap iframe { display:block; width:100%; height:420px; border:0; }
.form-success { display:none; background:#eafaf1; border:2px solid #27ae60; border-radius:var(--radius); padding:1.25rem 1.5rem; color:#1e8449; font-weight:600; margin-bottom:1.25rem; text-align:center; }
.form-success.show { display:block; }
.orari-table { width:100%; font-size:.9rem; margin-top:.75rem; }
.orari-table tr td:first-child { font-weight:600; color:var(--navy); padding-right:1rem; }
.orari-table tr td:last-child { color:var(--muted); }
.orari-table td { padding:.4rem 0; border-bottom:1px solid #f0f0f0; }
.closed { color:var(--rosso) !important; }

/* Page hero inner */
.page-hero { background:linear-gradient(135deg,var(--navy) 0%,var(--navy-mid) 100%); color:var(--bianco); padding:3rem 0; text-align:center; border-bottom:3px solid var(--rosso); }
.page-hero h1 { color:var(--bianco); font-size:clamp(1.5rem,3vw,2.2rem); }
.page-hero p  { color:rgba(255,255,255,.82); margin:.5rem 0 0; }
.breadcrumb { font-size:.8rem; color:rgba(255,255,255,.55); margin-bottom:.5rem; }
.breadcrumb a { color:rgba(255,255,255,.72); }

/* Servizi */
.service-detail { display:grid; grid-template-columns:auto 1fr; gap:1.5rem; align-items:start; padding:2rem; background:var(--bianco); border-radius:var(--radius); border:1px solid #e0e7ef; margin-bottom:1.5rem; box-shadow:0 2px 8px rgba(0,0,0,.05); transition:box-shadow var(--trans); }
.service-detail:hover { box-shadow:var(--ombra); }
.service-detail .icon-big { font-size:3rem; line-height:1; }
.service-detail h3 { color:var(--navy); margin-bottom:.5rem; }
.service-detail p  { margin:0; font-size:.95rem; }
.service-detail .tags { margin-top:.75rem; display:flex; flex-wrap:wrap; gap:.4rem; }
.tag { background:var(--grigio); color:var(--navy); font-size:.75rem; font-weight:600; padding:.2rem .65rem; border-radius:20px; border:1px solid #dde5ef; }
.section-sub-title { font-size:1.4rem; font-weight:700; color:var(--navy); margin-bottom:1.5rem; padding-bottom:.5rem; border-bottom:3px solid var(--rosso); display:inline-block; }

/* Solar landing */
.solar-hero { background:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%); color:var(--bianco); padding:5.5rem 0 4.5rem; text-align:center; position:relative; overflow:hidden; }
.solar-hero::after { content:'☀️'; position:absolute; font-size:20rem; top:-3rem; right:-2rem; opacity:.05; pointer-events:none; }
.solar-hero h1 { color:var(--bianco); }
.solar-hero .subtitle { font-size:1.2rem; color:rgba(255,255,255,.85); max-width:600px; margin:1rem auto 2rem; }
.solar-hero .highlight { color:#f4d03f; font-weight:700; }
.offers-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(290px,1fr)); gap:1.75rem; }
.offer-card { border-radius:var(--radius); overflow:hidden; box-shadow:var(--ombra); border:1px solid #e0e7ef; transition:transform var(--trans),box-shadow var(--trans); }
.offer-card:hover { transform:translateY(-5px); box-shadow:0 12px 35px rgba(0,0,0,.15); }
.offer-head { padding:1.5rem; text-align:center; color:var(--bianco); }
.offer-head.basic { background:linear-gradient(135deg,var(--blu),#001fa0); }
.offer-head.plus  { background:linear-gradient(135deg,var(--sole),var(--sole-dark)); }
.offer-head.full  { background:linear-gradient(135deg,#27ae60,#1e8449); }
.offer-head h3 { color:var(--bianco); font-size:1.3rem; margin-bottom:.25rem; }
.offer-head p  { color:rgba(255,255,255,.85); font-size:.9rem; margin:0; }
.offer-badge { display:inline-block; background:rgba(255,255,255,.2); border:1px solid rgba(255,255,255,.35); color:var(--bianco); font-size:.72rem; font-weight:700; padding:.2rem .7rem; border-radius:20px; margin-top:.5rem; letter-spacing:.07em; }
.offer-body { background:var(--bianco); padding:1.5rem; }
.offer-body ul { margin-bottom:1.25rem; }
.offer-body li { display:flex; align-items:flex-start; gap:.6rem; padding:.4rem 0; font-size:.9rem; border-bottom:1px solid #f0f4f8; }
.offer-body li:last-child { border-bottom:none; }
.offer-body li .ck { color:#27ae60; font-weight:800; flex-shrink:0; }
.steps-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:1.5rem; counter-reset:step; }
.step-card { text-align:center; padding:1.5rem 1rem; }
.step-card::before { counter-increment:step; content:counter(step); display:flex; align-items:center; justify-content:center; width:50px; height:50px; background:var(--navy); color:var(--bianco); font-weight:800; font-size:1.3rem; border-radius:50%; margin:0 auto 1rem; }
.step-card h4 { color:var(--navy); margin-bottom:.5rem; }
.step-card p  { font-size:.88rem; color:var(--muted); margin:0; }
.incentivi-box { background:linear-gradient(135deg,#f9ebea,#fdf2f8); border:2px solid var(--rosso); border-radius:var(--radius); padding:2rem 2.5rem; text-align:center; margin:2rem 0; }
.incentivi-box h3 { color:var(--rosso-dk); margin-bottom:.5rem; }
.incentivi-box p  { font-size:.95rem; margin:0; }
.faq-list { max-width:760px; margin:0 auto; }
details { border:1px solid #e0e7ef; border-radius:var(--radius); margin-bottom:.75rem; overflow:hidden; }
summary { cursor:pointer; padding:1rem 1.25rem; font-weight:600; color:var(--navy); background:var(--grigio); list-style:none; display:flex; justify-content:space-between; align-items:center; user-select:none; }
summary::-webkit-details-marker { display:none; }
summary::after { content:'+'; font-size:1.4rem; color:var(--rosso); transition:transform var(--trans); }
details[open] summary::after { transform:rotate(45deg); }
details[open] summary { background:#eaf2fb; }
.faq-answer { padding:1rem 1.25rem; font-size:.93rem; color:var(--testo); background:var(--bianco); }
.perche-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:1.25rem; }
.perche-card { background:var(--bianco); border-radius:var(--radius); padding:1.5rem; border-left:4px solid var(--sole); box-shadow:0 2px 8px rgba(0,0,0,.06); }
.perche-card h4 { color:var(--navy); margin-bottom:.4rem; }
.perche-card p  { font-size:.88rem; color:var(--muted); margin:0; }
.solar-final-cta { background:linear-gradient(135deg,var(--navy) 0%,var(--navy-mid) 100%); color:var(--bianco); padding:4rem 0; text-align:center; border-top:3px solid var(--rosso); }
.solar-final-cta h2 { color:var(--bianco); margin-bottom:1rem; }
.solar-final-cta p  { color:rgba(255,255,255,.9); margin-bottom:2rem; max-width:560px; margin-left:auto; margin-right:auto; }
.contact-box { background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.25); border-radius:var(--radius); padding:1.5rem 2rem; display:inline-block; margin-top:1.5rem; }
.contact-box a { color:var(--bianco); font-size:1.3rem; font-weight:700; }
.stats-bar { background:var(--navy-mid); color:var(--bianco); padding:2rem 0; }
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:1rem; text-align:center; }
.stat-item strong { display:block; font-size:2rem; font-weight:800; color:var(--sole); }
.stat-item span { font-size:.85rem; color:rgba(255,255,255,.8); }
.risparmio-visual { display:grid; grid-template-columns:1fr 1fr; gap:2rem; align-items:center; }
.bar-item { margin-bottom:1rem; }
.bar-label { display:flex; justify-content:space-between; font-size:.85rem; margin-bottom:.35rem; }
.bar-label strong { color:var(--navy); }
.bar-track { background:#e0e7ef; border-radius:30px; height:14px; overflow:hidden; }
.bar-fill { height:100%; border-radius:30px; background:linear-gradient(90deg,var(--blu),var(--rosso)); }

/* Footer */
.site-footer { background:var(--navy); color:rgba(255,255,255,.8); padding:3rem 0 1.5rem; border-top:3px solid var(--rosso); }
.footer-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:2rem; margin-bottom:2.5rem; }
.footer-col h4 { color:var(--bianco); font-size:.8rem; text-transform:uppercase; letter-spacing:.12em; margin-bottom:1rem; padding-bottom:.5rem; border-bottom:2px solid var(--rosso); display:inline-block; }
.footer-col p, .footer-col address { font-size:.88rem; font-style:normal; line-height:1.8; }
.footer-col a { color:rgba(255,255,255,.72); }
.footer-col a:hover { color:var(--rosso); }
.footer-bottom { border-top:1px solid rgba(255,255,255,.1); padding-top:1.25rem; display:flex; align-items:center; justify-content:space-between; font-size:.8rem; flex-wrap:wrap; gap:.5rem; }
.footer-bottom a { color:rgba(255,255,255,.5); }
.footer-bottom a:hover { color:var(--rosso); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .nav-toggle { display:flex; }
  .nav-links {
    display:none;
    position:absolute;
    top: var(--header-h);
    left:0; right:0;
    background:var(--bianco);
    flex-direction:column;
    padding:1rem;
    gap:.25rem;
    border-top:2px solid var(--rosso);
    box-shadow:0 8px 24px rgba(0,0,0,.15);
  }
  .nav-links.open { display:flex; }
  .nav-links a { color:var(--navy); padding:.65rem 1rem; border-radius:6px; }
  .nav-links a.active { background:rgba(0,49,233,.08); }

  /* Marquee più veloce su mobile */
  .topbar-marquee { animation-duration:18s; }

  .about-grid { grid-template-columns:1fr; }
  .about-img-box { display:none; }
  .contact-grid { grid-template-columns:1fr; }
  .form-row { grid-template-columns:1fr; }
  .risparmio-visual { grid-template-columns:1fr; }
  .section { padding:2.5rem 0; }
  .footer-bottom { flex-direction:column; text-align:center; }

  .wa-sticky { padding:.7rem; max-width:52px; border-radius:50%; }
  .wa-sticky:hover { max-width:52px; border-radius:50%; }
  .wa-label { display:none; }
}

/* Utilities */
.text-center { text-align:center; }
.mt-1 { margin-top:1rem; }
.mt-2 { margin-top:2rem; }
.mb-2 { margin-bottom:2rem; }
.text-rosso { color:var(--rosso); }
.text-navy  { color:var(--navy); }