/* ==========================================================================
   LA DONZELLETTA - Brand Design System
   Brand of Formalactis srl / Gruppo Amodio
   Colors: Blu Reale, Celeste & Bianco (Zero Arancio)
   Layout: Split Hero, Ice-Blue Card Style, Distinct Identity
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Brand Colors: Blu, Celeste, Bianco */
  --c-royal: #004e92;
  --c-royal-dark: #003666;
  --c-royal-deep: #002244;
  
  --c-celeste: #0284c7;
  --c-celeste-light: #38bdf8;
  --c-celeste-soft: #e0f2fe;
  --c-celeste-tint: #f0f8ff;
  
  --c-white: #ffffff;
  --c-ice: #f4f9fd;
  --c-ice-border: #d0e6f9;
  
  --c-dark: #091a2e;
  --c-text: #1e293b;
  --c-muted: #52657e;
  --c-subtle: #8ea3bd;
  
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --radius-xs: 3px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--c-white);
}

body {
  font-family: var(--font-main);
  color: var(--c-text);
  background-color: var(--c-white);
  line-height: 1.6;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.text-center { text-align: center; }

/* Kicker in Celeste */
.section-kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-celeste);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--c-royal-deep);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

@media (min-width: 768px) {
  .section-title { font-size: 2.85rem; }
}

.section-desc {
  font-size: 1.05rem;
  color: var(--c-muted);
  max-width: 660px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

/* Legal Notice Banner in Deep Navy */
.legal-strip {
  background-color: var(--c-royal-deep);
  color: #94a3b8;
  font-size: 0.78rem;
  text-align: center;
  padding: 9px 20px;
  letter-spacing: 0.02em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.legal-strip strong {
  color: #f1f5f9;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-ice-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 82px;
}

.brand-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 32px;
  list-style: none;
}

@media (min-width: 900px) {
  .nav-links { display: flex; }
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--c-text);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover {
  color: var(--c-royal);
}

.nav-link.active {
  color: var(--c-royal);
  font-weight: 700;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2.5px;
  background-color: var(--c-celeste);
  border-radius: 2px;
}

.header-cta {
  display: none;
}

@media (min-width: 900px) {
  .header-cta { display: block; }
}

/* Buttons in Royal Blue and Celeste */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  line-height: 1;
}

.btn-primary {
  background-color: var(--c-royal);
  color: #ffffff;
  border-color: var(--c-royal);
}

.btn-primary:hover {
  background-color: var(--c-royal-dark);
  border-color: var(--c-royal-dark);
  transform: translateY(-1px);
}

.btn-celeste {
  background-color: var(--c-celeste);
  color: #ffffff;
  border-color: var(--c-celeste);
}

.btn-celeste:hover {
  background-color: #0369a1;
  border-color: #0369a1;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--c-royal);
  border-color: var(--c-ice-border);
}

.btn-outline:hover {
  border-color: var(--c-royal);
  background-color: var(--c-celeste-tint);
}

.btn-outline-white {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  border-color: #ffffff;
  background-color: rgba(255, 255, 255, 0.1);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.82rem;
}

.mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

@media (min-width: 900px) {
  .mobile-toggle { display: none; }
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--c-royal);
  border-radius: 1px;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: #ffffff;
  z-index: 2000;
  padding: 24px;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.28s ease-in-out;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mobile-nav-links a {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-royal-deep);
}

.mobile-nav-links a.active {
  color: var(--c-celeste);
}

/* ==========================================================================
   Hero Section: Split Layout with Donzelletta Maiden Art
   ========================================================================== */
.hero-split {
  position: relative;
  background: linear-gradient(135deg, #071f3a 0%, #003666 50%, #004e92 100%);
  color: #ffffff;
  padding: 70px 0 80px;
  overflow: hidden;
}

.hero-split-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 2;
}

@media (min-width: 900px) {
  .hero-split-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.hero-badge-celeste {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-celeste-light);
  background: rgba(2, 132, 199, 0.2);
  border: 1px solid rgba(56, 189, 248, 0.35);
  padding: 6px 14px;
  border-radius: var(--radius-xs);
  margin-bottom: 20px;
  font-weight: 700;
}

.hero-title-split {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  color: #ffffff;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .hero-title-split { font-size: 3.6rem; }
}

.hero-title-split span {
  color: var(--c-celeste-light);
}

.hero-subtitle-split {
  font-size: 1.15rem;
  line-height: 1.6;
  color: #e0f2fe;
  margin-bottom: 32px;
  max-width: 600px;
  font-weight: 400;
}

.hero-actions-split {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-visual-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-visual-card {
  position: relative;
  background: radial-gradient(circle at center, rgba(56, 189, 248, 0.25) 0%, rgba(0, 78, 146, 0.1) 70%, transparent 100%);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.hero-visual-card img {
  max-height: 380px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 14px 28px rgba(0, 0, 0, 0.35));
}

/* ==========================================================================
   Features / Value Pillars (Distinct 3-column broad layout)
   ========================================================================== */
.features-section-alt {
  padding: 70px 0;
  background-color: var(--c-ice);
  border-bottom: 1px solid var(--c-ice-border);
}

.features-grid-alt {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-top: 40px;
}

@media (min-width: 768px) {
  .features-grid-alt { grid-template-columns: repeat(3, 1fr); }
}

.feature-box-alt {
  background: #ffffff;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-ice-border);
  padding: 32px 24px;
  box-shadow: 0 2px 6px rgba(0, 54, 102, 0.04);
  transition: all 0.25s ease;
}

.feature-box-alt:hover {
  transform: translateY(-3px);
  border-color: var(--c-celeste);
  box-shadow: 0 8px 18px rgba(0, 78, 146, 0.08);
}

.feature-icon-circle {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-xs);
  background: var(--c-celeste-soft);
  color: var(--c-celeste);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-box-alt h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-royal-deep);
  margin-bottom: 10px;
}

.feature-box-alt p {
  font-size: 0.92rem;
  color: var(--c-muted);
  line-height: 1.55;
}

/* ==========================================================================
   Product Cards in Ice-Blue & Royal Blue
   ========================================================================== */
.products-section-alt {
  padding: 85px 0;
  background-color: #ffffff;
}

.products-grid-alt {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 44px;
}

@media (min-width: 640px) {
  .products-grid-alt { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .products-grid-alt { grid-template-columns: repeat(3, 1fr); }
}

.product-card-alt {
  background: #ffffff;
  border: 1px solid var(--c-ice-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.product-card-alt:hover {
  transform: translateY(-4px);
  border-color: var(--c-celeste);
  box-shadow: 0 12px 24px -6px rgba(0, 78, 146, 0.12);
}

.product-image-wrap-alt {
  position: relative;
  background-color: var(--c-ice);
  padding: 36px 20px 20px;
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--c-ice-border);
  overflow: hidden;
}

.product-tag-celeste {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 10;
  pointer-events: none;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-celeste);
  background: #ffffff;
  border: 1px solid var(--c-ice-border);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.product-image-wrap-alt img {
  position: relative;
  z-index: 1;
  max-height: 175px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.product-card-alt:hover .product-image-wrap-alt img {
  transform: scale(1.04);
}

.product-body-alt {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title-alt {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-royal-deep);
  margin-bottom: 8px;
  line-height: 1.3;
}

.product-desc-alt {
  font-size: 0.88rem;
  color: var(--c-muted);
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
}

.product-formats-alt {
  background-color: var(--c-ice);
  border-radius: var(--radius-xs);
  padding: 10px 14px;
  border: 1px solid var(--c-ice-border);
  margin-bottom: 18px;
}

.product-formats-title-alt {
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-celeste);
  margin-bottom: 3px;
}

.product-formats-list-alt {
  font-size: 0.84rem;
  color: var(--c-text);
  font-weight: 600;
  line-height: 1.4;
}

/* ==========================================================================
   Story Section
   ========================================================================== */
.story-section-alt {
  padding: 85px 0;
  background-color: var(--c-ice);
  border-top: 1px solid var(--c-ice-border);
  border-bottom: 1px solid var(--c-ice-border);
}

.story-grid-alt {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

@media (min-width: 900px) {
  .story-grid-alt { grid-template-columns: 1fr 1fr; }
}

.story-media-alt img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-ice-border);
}

.story-content-alt h2 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--c-royal-deep);
  line-height: 1.2;
  margin-bottom: 18px;
}

.story-content-alt p {
  color: var(--c-muted);
  font-size: 1rem;
  line-height: 1.65;
  margin-bottom: 16px;
}

/* ==========================================================================
   Certifications
   ========================================================================== */
.cert-section-alt {
  padding: 44px 0 36px;
  background-color: #ffffff;
}

.cert-grid-alt {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 36px;
  margin: 24px 0 20px;
}

.cert-item-alt {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 190px;
}

.cert-item-alt img {
  height: 56px;
  width: auto;
  object-fit: contain;
  margin-bottom: 10px;
  transition: transform 0.2s;
}

.cert-item-alt:hover img {
  transform: scale(1.06);
}

.cert-name-alt {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--c-royal-deep);
  line-height: 1.35;
}

/* ==========================================================================
   Call to action Ho.Re.Ca. in Deep Royal Navy
   ========================================================================== */
.b2b-section-alt {
  background: linear-gradient(135deg, #002244 0%, #003666 50%, #004e92 100%);
  color: #ffffff;
  padding: 44px 0 48px;
  text-align: center;
}

/* ==========================================================================
   Contact & Form Section
   ========================================================================== */
.contact-section-alt {
  padding: 85px 0;
  background-color: var(--c-ice);
}

.contact-grid-alt {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 40px;
}

@media (min-width: 900px) {
  .contact-grid-alt { grid-template-columns: 1fr 1.25fr; }
}

.contact-info-card-alt {
  background: #ffffff;
  padding: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-ice-border);
}

.contact-info-card-alt h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--c-royal-deep);
  margin-bottom: 22px;
}

.contact-channel-alt {
  display: flex;
  gap: 16px;
  margin-bottom: 22px;
}

.contact-channel-icon-alt {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-xs);
  background: var(--c-celeste-soft);
  color: var(--c-celeste);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-channel-text-alt h4 {
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--c-royal-deep);
  margin-bottom: 4px;
}

.contact-channel-text-alt p, .contact-channel-text-alt a {
  font-size: 0.92rem;
  color: var(--c-muted);
}

.contact-channel-text-alt a:hover {
  color: var(--c-celeste);
}

.contact-form-card-alt {
  background: #ffffff;
  padding: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-ice-border);
}

.contact-form-card-alt h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--c-royal-deep);
  margin-bottom: 8px;
}

.form-group {
  margin-bottom: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 600px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}

.form-label {
  display: block;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--c-royal-deep);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--c-text);
  background-color: #ffffff;
  transition: all 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--c-celeste);
  box-shadow: 0 0 0 2px var(--c-celeste-soft);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.form-alert {
  padding: 14px 16px;
  border-radius: var(--radius-xs);
  margin-bottom: 20px;
  font-size: 0.9rem;
  display: none;
  line-height: 1.5;
}

.form-alert.success {
  background-color: #dcfce7;
  color: #14532d;
  border: 1px solid #86efac;
}

.form-alert.error {
  background-color: #fee2e2;
  color: #7f1d1d;
  border: 1px solid #fca5a5;
}

/* ==========================================================================
   Footer in Deep Royal Navy with Celeste Highlights
   ========================================================================== */
.site-footer-alt {
  background-color: #051424;
  color: #94a3b8;
  padding: 70px 0 28px;
  border-top: 1px solid #0f2a48;
}

.footer-grid-alt {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

@media (min-width: 640px) {
  .footer-grid-alt { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .footer-grid-alt { grid-template-columns: 2fr 1fr 1fr 1.5fr; }
}

.footer-brand-alt img {
  height: 48px;
  width: auto;
  margin-bottom: 16px;
  object-fit: contain;
}

.footer-desc-alt {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #94a3b8;
  margin-bottom: 16px;
}

.footer-title-alt {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: 18px;
}

.footer-links-alt {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-alt a {
  font-size: 0.88rem;
  color: #94a3b8;
}

.footer-links-alt a:hover {
  color: var(--c-celeste-light);
}

.footer-bottom-alt {
  border-top: 1px solid #0f2a48;
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: #64748b;
}

@media (min-width: 768px) {
  .footer-bottom-alt { flex-direction: row; }
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 20, 36, 0.75);
  backdrop-filter: blur(4px);
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
}

.modal-content {
  background: #ffffff;
  border-radius: var(--radius-sm);
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px;
  position: relative;
  box-shadow: 0 20px 35px rgba(0, 0, 0, 0.15);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.4rem;
  color: var(--c-muted);
}

.modal-close:hover {
  color: var(--c-royal-deep);
}