/* =============================================
   Studio Pediatrico Dott.ssa Olinda D'Addato
   WCAG 2.1 AA – Mobile-first responsive CSS
   ============================================= */

/* ── Custom Properties ── */
:root {
  --clr-primary:     #4AADAC;
  --clr-primary-d:   #378A89;
  --clr-primary-l:   #E8F6F5;
  --clr-accent:      #F9B234;
  --clr-accent-d:    #D4941A;
  --clr-coral:       #F97F6A;
  --clr-fb:          #1877F2;
  --clr-fb-d:        #1259C3;
  --clr-wa:          #25D366;
  --clr-wa-d:        #1DA851;
  --clr-text:        #1A2B2B;
  --clr-text-muted:  #5C7070;
  --clr-bg:          #FFFFFF;
  --clr-bg-light:    #F7FAFA;
  --clr-border:      #D0E8E8;

  --font-sans: 'Nunito', system-ui, sans-serif;
  --font-serif: 'Lora', Georgia, serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-sm: 0 2px 8px rgba(74,173,172,.12);
  --shadow-md: 0 6px 24px rgba(74,173,172,.18);
  --shadow-lg: 0 12px 48px rgba(26,43,43,.12);

  --space-xs: .5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  --transition: .2s ease;
  --max-width: 1140px;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-sans);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.7;
  min-height: 100vh;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--clr-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

h1, h2, h3 { font-family: var(--font-serif); line-height: 1.25; }
h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 600; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 600; }
h3 { font-size: clamp(1.1rem, 2vw, 1.3rem); font-weight: 700; font-family: var(--font-sans); }

p { font-size: 1.05rem; }
ul { list-style: none; }

/* ── Skip link (WCAG) ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: .75rem 1.25rem;
  background: var(--clr-primary);
  color: #fff;
  font-weight: 700;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  transition: top var(--transition);
}
.skip-link:focus { top: 0; }

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1.4rem;
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }

.btn-primary   { background: var(--clr-primary); color: #fff; }
.btn-primary:hover { background: var(--clr-primary-d); }

.btn-outline-primary { border-color: var(--clr-primary); color: var(--clr-primary); background: transparent; }
.btn-outline-primary:hover { background: var(--clr-primary); color: #fff; }

.btn-ghost { background: transparent; color: var(--clr-text-muted); border-color: var(--clr-border); }
.btn-ghost:hover { background: var(--clr-bg-light); }

.btn-fb   { background: var(--clr-fb); color: #fff; }
.btn-fb:hover { background: var(--clr-fb-d); }

.btn-whatsapp { background: var(--clr-wa); color: #fff; }
.btn-whatsapp:hover { background: var(--clr-wa-d); }

.btn-white { background: #fff; color: var(--clr-primary); border-color: #fff; }
.btn-white:hover { background: var(--clr-primary-l); }

.btn-lg { padding: .9rem 1.8rem; font-size: 1.05rem; }

/* ── Cookie Banner ── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--clr-text);
  color: #fff;
  padding: 1rem;
  box-shadow: 0 -4px 20px rgba(0,0,0,.2);
}
.cookie-banner[hidden] { display: none; }
.cookie-inner {
  max-width: var(--max-width);
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}
.cookie-title { font-weight: 700; font-size: 1rem; flex-basis: 100%; }
.cookie-desc  { font-size: .9rem; color: #bbb; flex: 1 1 300px; }
.cookie-actions { display: flex; gap: .75rem; flex-shrink: 0; }

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-block: .75rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: .6rem;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-icon svg { border-radius: 50%; }
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-name { font-family: var(--font-serif); font-weight: 600; font-size: 1rem; color: var(--clr-text); }
.logo-tagline { font-size: .75rem; color: var(--clr-primary); font-weight: 700; letter-spacing: .05em; }

/* Nav */
.main-nav { flex: 1; display: flex; justify-content: flex-end; }
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  border-radius: var(--radius-sm);
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav-menu {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid var(--clr-border);
  padding: 1rem;
  gap: .25rem;
  box-shadow: var(--shadow-md);
}
.nav-menu.open { display: flex; }
.nav-menu a {
  display: block;
  padding: .6rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--clr-text);
  transition: background var(--transition), color var(--transition);
}
.nav-menu a:hover { background: var(--clr-primary-l); color: var(--clr-primary-d); }
.nav-menu .nav-fb {
  display: flex;
  align-items: center;
  gap: .4rem;
  color: var(--clr-fb);
  border: 2px solid var(--clr-fb);
  border-radius: var(--radius-pill);
  padding: .5rem 1rem;
  margin-top: .5rem;
}
.nav-menu .nav-fb:hover { background: var(--clr-fb); color: #fff; }

/* Language switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: .25rem;
  flex-shrink: 0;
  color: var(--clr-text-muted);
  font-size: .85rem;
}
.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: .85rem;
  color: var(--clr-text-muted);
  padding: .25rem .35rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.lang-btn:hover, .lang-btn.active { color: var(--clr-primary); background: var(--clr-primary-l); }

/* ── Hero ── */
.hero { position: relative; overflow: hidden; padding-bottom: 0; }
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--clr-primary-l) 0%, #fff 60%);
  z-index: 0;
}
.hero-bg::after {
  content: '';
  position: absolute;
  bottom: -60px; right: -60px;
  width: 350px; height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(74,173,172,.15), transparent 70%);
}
.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  padding-block: 3.5rem 2rem;
}
.hero-pre {
  display: inline-block;
  font-size: .85rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-primary);
  background: var(--clr-primary-l);
  padding: .3rem .8rem;
  border-radius: var(--radius-pill);
  margin-bottom: .75rem;
}
.hero-text h1 { margin-bottom: 1rem; color: var(--clr-text); }
.hero-desc { color: var(--clr-text-muted); font-size: 1.1rem; margin-bottom: 2rem; max-width: 540px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: .75rem; }
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-illustration { width: 260px; height: 260px; }

/* Contact bar */
.contact-bar {
  background: var(--clr-primary);
  color: #fff;
  padding: .85rem 0;
  margin-top: 1.5rem;
  position: relative;
  z-index: 1;
}
.contact-bar-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
  justify-content: center;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .95rem;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  transition: opacity var(--transition);
}
.contact-item:hover { opacity: .85; }
.contact-address { cursor: default; }
.contact-address:hover { opacity: 1; }

/* ── Sections ── */
.section { padding-block: var(--space-xl); }
.bg-light { background: var(--clr-bg-light); }
.section-header { text-align: center; margin-bottom: var(--space-lg); }
.section-tag {
  display: inline-block;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-primary);
  background: var(--clr-primary-l);
  padding: .25rem .75rem;
  border-radius: var(--radius-pill);
  margin-bottom: .75rem;
}
.section-header h2 { color: var(--clr-text); }
.section-desc { color: var(--clr-text-muted); font-size: 1.05rem; max-width: 560px; margin-inline: auto; margin-top: .5rem; }

/* ── About ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.about-card-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--clr-primary-l);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  width: fit-content;
  margin-inline: auto;
}
.about-lead {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--clr-text);
  margin-bottom: 1rem;
  line-height: 1.6;
}
.about-content p { color: var(--clr-text-muted); margin-bottom: .75rem; }
.about-badges { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.25rem; }
.badge {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  background: var(--clr-primary-l);
  color: var(--clr-primary-d);
  border: 1.5px solid var(--clr-primary);
  border-radius: var(--radius-pill);
  padding: .25rem .75rem;
}

/* ── Services ── */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
.service-card {
  background: #fff;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.service-card:hover {
  border-color: var(--clr-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.service-icon { width: 60px; height: 60px; margin-bottom: 1rem; }
.service-card h3 { color: var(--clr-text); margin-bottom: .5rem; }
.service-card p  { color: var(--clr-text-muted); font-size: .97rem; }

.services-fb-cta {
  margin-top: var(--space-lg);
  text-align: center;
  padding: 2rem;
  background: var(--clr-primary-l);
  border-radius: var(--radius-lg);
}
.services-fb-cta p { color: var(--clr-text-muted); margin-bottom: 1rem; font-size: 1.1rem; }

/* ── Hours ── */
.hours-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}
.hours-card {
  background: #fff;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.hours-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1rem;
}
.hours-table th {
  text-align: left;
  font-weight: 800;
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-primary);
  padding-bottom: .75rem;
  border-bottom: 2px solid var(--clr-border);
}
.hours-table td {
  padding: .75rem 0;
  border-bottom: 1px solid var(--clr-border);
  font-weight: 600;
}
.hours-table td:last-child { text-align: right; color: var(--clr-text-muted); }
.hours-table tr.highlight td { color: var(--clr-primary-d); }
.hours-table tr.highlight td:last-child { color: var(--clr-primary); font-weight: 700; }
.hours-table tr.closed td { color: var(--clr-text-muted); opacity: .6; }
.hours-note {
  display: flex;
  align-items: flex-start;
  gap: .4rem;
  margin-top: 1.25rem;
  font-size: .88rem;
  color: var(--clr-text-muted);
  background: #FFF3CD;
  border-left: 3px solid var(--clr-accent);
  padding: .75rem 1rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  line-height: 1.5;
}
.hours-note svg { flex-shrink: 0; margin-top: .1rem; color: var(--clr-accent-d); }

/* Contact card */
.contact-card {
  background: #fff;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.contact-card h3 { color: var(--clr-text); margin-bottom: 1.25rem; }
.contact-list { display: flex; flex-direction: column; gap: .5rem; }
.contact-link {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: .85rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  text-decoration: none;
  transition: background var(--transition);
  border: 1.5px solid transparent;
}
.contact-link:hover { background: var(--clr-primary-l); border-color: var(--clr-primary); }
.contact-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-primary-l);
  border-radius: var(--radius-sm);
  color: var(--clr-primary);
  flex-shrink: 0;
}
.contact-link span:last-child { display: flex; flex-direction: column; gap: .1rem; font-size: .95rem; }
.contact-link strong { font-weight: 700; color: var(--clr-text); }
.contact-link span:last-child span { color: var(--clr-text-muted); }

/* ── Map ── */
.section-map { padding: 0; }
.map-wrapper { position: relative; }
.map-wrapper iframe { display: block; }
.map-link {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background: #fff;
  color: var(--clr-primary);
  font-weight: 700;
  font-size: .85rem;
  padding: .4rem .8rem;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  border: 1.5px solid var(--clr-primary);
  transition: background var(--transition), color var(--transition);
}
.map-link:hover { background: var(--clr-primary); color: #fff; }

/* ── Facebook CTA Banner ── */
.fb-cta-banner {
  background: linear-gradient(135deg, var(--clr-fb) 0%, #1259C3 100%);
  color: #fff;
  padding-block: var(--space-xl);
}
.fb-cta-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
.fb-cta-text h2 { color: #fff; margin-bottom: .75rem; }
.fb-cta-text p  { color: rgba(255,255,255,.85); font-size: 1.05rem; max-width: 560px; }

/* ── Footer ── */
.site-footer {
  background: var(--clr-text);
  color: #fff;
  padding-block: var(--space-xl);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.footer-brand .logo-name { font-family: var(--font-serif); font-size: 1.2rem; display: block; color: #fff; }
.footer-role { display: block; color: var(--clr-primary); font-weight: 700; margin: .25rem 0 .75rem; }
.footer-ssn { font-size: .9rem; color: rgba(255,255,255,.6); }
.footer-nav ul { display: flex; flex-direction: column; gap: .5rem; }
.footer-nav a {
  font-size: .95rem;
  color: rgba(255,255,255,.75);
  transition: color var(--transition);
  font-weight: 600;
}
.footer-nav a:hover { color: var(--clr-primary); }
.footer-legal { font-size: .85rem; color: rgba(255,255,255,.5); line-height: 1.6; }
.footer-legal p + p { margin-top: .5rem; }
.footer-copy { margin-top: .75rem; }

/* ================================================
   RESPONSIVE – Tablet (≥640px)
   ================================================ */
@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-toggle { display: none; }
  .nav-menu {
    display: flex;
    flex-direction: row;
    position: static;
    background: transparent;
    border: none;
    padding: 0;
    box-shadow: none;
    align-items: center;
    gap: .25rem;
  }
  .nav-menu .nav-fb { margin-top: 0; }
  .nav-menu a { padding: .4rem .75rem; }
}

/* ================================================
   RESPONSIVE – Desktop (≥960px)
   ================================================ */
@media (min-width: 960px) {
  .hero-content {
    grid-template-columns: 1fr 420px;
    padding-block: 5rem 2.5rem;
  }
  .hero-illustration { width: 360px; height: 360px; }
  .about-grid { grid-template-columns: 300px 1fr; }
  .hours-grid { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 2fr 1fr 2fr; }
  .fb-cta-inner { flex-direction: row; text-align: left; justify-content: space-between; }
}

/* ================================================
   Accessibility helpers
   ================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

/* High contrast mode */
@media (forced-colors: active) {
  .btn, .badge { border: 2px solid ButtonText; }
  .service-card { border: 1px solid ButtonText; }
}

/* Focus indicators – ensure AA compliant */
*:focus-visible {
  outline: 3px solid var(--clr-primary);
  outline-offset: 3px;
}

/* Text selection */
::selection { background: var(--clr-primary); color: #fff; }