/* Plombarello — Educational Platform */
:root {
  --accent: #f9c815;
  --accent-dark: #d4a812;
  --blue: #1a6fb5;
  --blue-dark: #145a94;
  --turquoise: #2bbbad;
  --turquoise-light: #e8f8f6;
  --text: #1e293b;
  --text-muted: #64748b;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --border: #e2e8f0;
  --shadow: 0 4px 24px rgba(26, 111, 181, 0.08);
  --radius: 12px;
  --max-width: 1200px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-dark); }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
}
.logo:hover { color: var(--text); }
.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--turquoise));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 1.1rem;
}

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
}
.main-nav a:hover,
.main-nav a.active { color: var(--blue); }

.nav-dropdown { position: relative; }
.nav-dropdown-toggle {
  background: none;
  border: none;
  font: inherit;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-dropdown-toggle:hover { color: var(--blue); }
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 8px 0;
  margin-top: 8px;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a {
  display: block;
  padding: 10px 20px;
  font-size: 0.9rem;
}
.nav-dropdown-menu a:hover { background: var(--bg-alt); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}
.btn-primary {
  background: var(--accent);
  color: var(--text);
}
.btn-primary:hover {
  background: var(--accent-dark);
  color: var(--text);
}
.btn-secondary {
  background: var(--blue);
  color: #fff;
}
.btn-secondary:hover {
  background: var(--blue-dark);
  color: #fff;
}
.btn-outline {
  background: transparent;
  border: 2px solid var(--blue);
  color: var(--blue);
}
.btn-outline:hover {
  background: var(--blue);
  color: #fff;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: 0.3s;
}

/* Hero */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(26,111,181,0.88) 0%, rgba(43,187,173,0.75) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  color: #fff;
  max-width: 640px;
  padding: 80px 24px;
}
.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.2;
  margin-bottom: 20px;
}
.hero-content p {
  font-size: 1.125rem;
  opacity: 0.95;
  margin-bottom: 32px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }

/* Sections */
section { padding: 72px 0; }
section.alt { background: var(--bg-alt); }

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin-bottom: 16px;
  color: var(--text);
}
.section-header p { color: var(--text-muted); font-size: 1.05rem; }
.section-label {
  display: inline-block;
  background: var(--turquoise-light);
  color: var(--turquoise);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}

/* Cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 28px;
}

.card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.card-img { height: 180px; overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; }
.card-body { padding: 24px; }
.card-body h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card-body p { color: var(--text-muted); font-size: 0.925rem; margin-bottom: 16px; }
.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.card-meta span {
  background: var(--bg-alt);
  padding: 4px 10px;
  border-radius: 6px;
}
.card-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 16px;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.feature-item {
  padding: 28px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: border-color 0.2s;
}
.feature-item:hover { border-color: var(--accent); }
.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent), var(--turquoise));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.feature-item h3 { font-size: 1.05rem; margin-bottom: 8px; }
.feature-item p { color: var(--text-muted); font-size: 0.9rem; }

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.testimonial {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
}
.testimonial-text {
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 0.95rem;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--turquoise-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--blue);
  font-size: 0.9rem;
}
.testimonial-author strong { display: block; font-size: 0.95rem; }
.testimonial-author span { font-size: 0.85rem; color: var(--text-muted); }
.stars { color: var(--accent); margin-bottom: 12px; letter-spacing: 2px; }

/* CTA */
.cta-banner {
  background: linear-gradient(135deg, var(--blue) 0%, var(--turquoise) 100%);
  border-radius: var(--radius);
  padding: 56px 48px;
  text-align: center;
  color: #fff;
}
.cta-banner h2 { font-size: 1.75rem; margin-bottom: 12px; }
.cta-banner p { opacity: 0.9; margin-bottom: 28px; max-width: 520px; margin-left: auto; margin-right: auto; }

/* Page hero (inner pages) */
.page-hero {
  background: linear-gradient(135deg, var(--blue) 0%, var(--turquoise) 100%);
  color: #fff;
  padding: 56px 0;
  text-align: center;
}
.page-hero h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); margin-bottom: 12px; }
.page-hero p { opacity: 0.9; max-width: 600px; margin: 0 auto; }

/* Content layout */
.content-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}
.content-main h2 { font-size: 1.5rem; margin: 32px 0 16px; color: var(--blue); }
.content-main h2:first-child { margin-top: 0; }
.content-main p { margin-bottom: 16px; color: var(--text-muted); }
.content-main ul, .content-main ol { margin: 0 0 16px 24px; color: var(--text-muted); }
.content-main li { margin-bottom: 8px; }

.sidebar-box {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  position: sticky;
  top: 96px;
}
.sidebar-box h3 { font-size: 1.1rem; margin-bottom: 16px; }
.sidebar-box .detail-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.sidebar-box .detail-row:last-child { border-bottom: none; }
.sidebar-box .detail-row span:first-child { color: var(--text-muted); }

/* Instructors */
.instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px;
}
.instructor-card {
  text-align: center;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow 0.25s;
}
.instructor-card:hover { box-shadow: var(--shadow); }
.instructor-photo { height: 220px; overflow: hidden; }
.instructor-photo img { width: 100%; height: 100%; object-fit: cover; }
.instructor-info { padding: 24px; }
.instructor-info h3 { margin-bottom: 4px; }
.instructor-role {
  color: var(--turquoise);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 12px;
}
.instructor-info p { color: var(--text-muted); font-size: 0.9rem; }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  background: #fff;
  border: none;
  padding: 20px 24px;
  text-align: left;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-question:hover { background: var(--bg-alt); }
.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--blue);
  flex-shrink: 0;
}
.faq-item.open .faq-question::after { content: '−'; }
.faq-answer {
  display: none;
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.faq-item.open .faq-answer { display: block; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-info-block h3 { margin-bottom: 20px; font-size: 1.2rem; }
.contact-detail {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.contact-detail-icon {
  width: 40px;
  height: 40px;
  background: var(--turquoise-light);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}
.contact-detail strong { display: block; margin-bottom: 2px; }
.contact-detail span, .contact-detail a { color: var(--text-muted); font-size: 0.95rem; }

.contact-form label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  margin-bottom: 16px;
  transition: border-color 0.2s;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue);
}
.contact-form textarea { min-height: 140px; resize: vertical; }

.map-placeholder {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  margin-top: 32px;
  overflow: hidden;
}
.map-placeholder img { width: 100%; height: 100%; object-fit: cover; }

.form-success {
  display: none;
  background: var(--turquoise-light);
  border: 1px solid var(--turquoise);
  color: var(--text);
  padding: 16px 20px;
  border-radius: 8px;
  margin-top: 16px;
  font-weight: 500;
}
.form-success.visible { display: block; }

/* Legal pages */
.legal-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 48px 24px 72px;
}
.legal-content h1 { font-size: 1.75rem; margin-bottom: 8px; }
.legal-meta {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.legal-content h2 {
  font-size: 1.2rem;
  margin: 32px 0 12px;
  color: var(--blue);
}
.legal-content p, .legal-content li {
  color: var(--text-muted);
  margin-bottom: 12px;
  font-size: 0.95rem;
}
.legal-content ul, .legal-content ol { margin: 0 0 16px 24px; }
.legal-doc-id {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 56px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; }
.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: #94a3b8; font-size: 0.9rem; }
.footer-col a:hover { color: var(--accent); }
.footer-contact p { font-size: 0.9rem; margin-bottom: 8px; }
.footer-contact a { color: #94a3b8; }
.footer-contact a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.85rem;
}
.footer-legal { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-legal a { color: #94a3b8; }
.footer-legal a:hover { color: var(--accent); }

/* Cookie banner */
.cookie-banner {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: #fff;
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 24px rgba(0,0,0,0.1);
  padding: 20px 24px;
}
.cookie-banner.visible { display: block; }
.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  justify-content: space-between;
}
.cookie-text { flex: 1; min-width: 280px; font-size: 0.9rem; color: var(--text-muted); }
.cookie-text a { color: var(--blue); }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.cookie-actions .btn { padding: 10px 20px; font-size: 0.85rem; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.btn-ghost:hover { border-color: var(--text-muted); color: var(--text); }

.cookie-settings {
  display: none;
  width: 100%;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}
.cookie-settings.visible { display: block; }
.cookie-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 0.9rem;
}
.cookie-option label { font-weight: 500; }
.cookie-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--blue);
}

/* Breadcrumb */
.breadcrumb {
  padding: 16px 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--blue); }

/* Responsive */
@media (max-width: 960px) {
  .content-layout { grid-template-columns: 1fr; }
  .sidebar-box { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    gap: 0;
  }
  .main-nav.open { display: flex; }
  .main-nav a, .nav-dropdown-toggle {
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    width: 100%;
    text-align: left;
  }
  .nav-dropdown-menu {
    position: static;
    box-shadow: none;
    border: none;
    margin: 0;
    padding-left: 16px;
  }
  .header-inner .btn-primary { display: none; }
  .hero { min-height: 420px; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 40px 24px; }
}