/* ==========================================================================
   iAdvice - Società di Ingegneria Forense
   Foglio stile principale
   ========================================================================== */

/* CSS Variables - Brand Identity */
:root {
  /* Colori brand */
  --color-primary: #1E2BB8;
  --color-primary-dark: #141C7A;
  --color-primary-light: #3B4AD9;
  --color-accent: #B91C2C;
  --color-accent-dark: #8E1320;
  --color-accent-light: #D63646;

  /* Neutri */
  --color-dark: #0A0E1F;
  --color-gray-900: #111827;
  --color-gray-800: #1F2937;
  --color-gray-700: #374151;
  --color-gray-600: #4B5563;
  --color-gray-500: #6B7280;
  --color-gray-400: #9CA3AF;
  --color-gray-300: #D1D5DB;
  --color-gray-200: #E5E7EB;
  --color-gray-100: #F3F4F6;
  --color-gray-50: #F9FAFB;
  --color-white: #FFFFFF;

  /* Tipografia */
  --font-heading: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 8rem;

  /* Layout */
  --max-width: 1280px;
  --max-width-narrow: 960px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(10, 14, 31, 0.05);
  --shadow-md: 0 4px 12px rgba(10, 14, 31, 0.08);
  --shadow-lg: 0 16px 40px rgba(10, 14, 31, 0.12);
  --shadow-xl: 0 24px 64px rgba(10, 14, 31, 0.16);
  --shadow-blue: 0 16px 48px rgba(30, 43, 184, 0.25);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Accessibility — Skip link
   ========================================================================== */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.75rem 1.25rem;
  z-index: 9999;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 0 0 var(--radius-md) 0;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 0;
  outline: 2px solid var(--color-white);
  outline-offset: 2px;
}

/* Migliore focus visibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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

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

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray-800);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-dark);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 2.5vw, 1.875rem); }
h4 { font-size: 1.25rem; }

p { color: var(--color-gray-700); }

/* ==========================================================================
   Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: var(--space-xl) 0;
  position: relative;
}

.section-sm { padding: var(--space-lg) 0; }
.section-lg { padding: var(--space-2xl) 0; }

.section-dark {
  background: var(--color-dark);
  color: var(--color-gray-200);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 { color: var(--color-white); }

.section-dark p { color: var(--color-gray-300); }

.section-gray { background: var(--color-gray-50); }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-blue);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 24px 56px rgba(30, 43, 184, 0.4);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn-accent:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-ghost {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-ghost:hover {
  background: var(--color-white);
  color: var(--color-dark);
  border-color: var(--color-white);
}

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: 1rem;
}

.btn-icon {
  width: 1.125rem;
  height: 1.125rem;
  transition: transform var(--transition-base);
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.header.scrolled {
  padding: 0.875rem 0;
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--color-gray-200);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.75rem;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}

.logo:hover { transform: scale(1.02); }

.logo .logo-i {
  color: var(--color-accent);
}

.logo-tag {
  display: block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray-600);
  margin-top: -0.125rem;
  font-family: var(--font-body);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-gray-700);
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  z-index: 1010;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 4rem;
  background:
    radial-gradient(circle at 20% 30%, rgba(30, 43, 184, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(185, 28, 44, 0.05) 0%, transparent 50%),
    linear-gradient(180deg, #FAFBFF 0%, #FFFFFF 100%);
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 43, 184, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 43, 184, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 880px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-gray-700);
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  position: relative;
}

.hero-badge-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  background: var(--color-accent);
  border-radius: 50%;
  opacity: 0.3;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.5); opacity: 0; }
}

.hero h1 {
  font-size: clamp(2.5rem, 6.5vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  margin-bottom: 1.5rem;
  line-height: 1.05;
}

.hero h1 .accent {
  color: var(--color-primary);
  display: inline-block;
  position: relative;
}

.hero h1 .accent-red { color: var(--color-accent); }

.hero-subtitle {
  font-size: clamp(1.125rem, 1.5vw, 1.375rem);
  color: var(--color-gray-700);
  margin-bottom: 2.5rem;
  max-width: 720px;
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 720px;
  padding-top: 3rem;
  border-top: 1px solid var(--color-gray-200);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-top: 0.5rem;
  line-height: 1.4;
}

/* Floating shape decorations */
.hero-shape {
  position: absolute;
  pointer-events: none;
  opacity: 0.5;
}

.hero-shape-1 {
  top: 15%;
  right: 8%;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(30, 43, 184, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(40px);
  animation: float 20s ease-in-out infinite;
}

.hero-shape-2 {
  bottom: 10%;
  right: 25%;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(185, 28, 44, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(40px);
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -30px); }
  66% { transform: translate(-20px, 20px); }
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-lg);
}

.section-header.left {
  text-align: left;
  margin-left: 0;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 1rem;
  padding: 0.375rem 1rem;
  background: rgba(30, 43, 184, 0.08);
  border-radius: 100px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
  letter-spacing: -0.025em;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  line-height: 1.6;
}

/* ==========================================================================
   Services Grid
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  position: relative;
  padding: 2.5rem 2rem;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(30, 43, 184, 0.08);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  transition: all var(--transition-base);
}

.service-card:hover .service-icon {
  background: var(--color-primary);
  color: var(--color-white);
  transform: rotate(-5deg) scale(1.1);
}

.service-icon svg {
  width: 28px;
  height: 28px;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.service-text {
  color: var(--color-gray-600);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.service-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-base);
}

.service-card:hover .service-link svg {
  transform: translateX(4px);
}

/* ==========================================================================
   Features / Why Us
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 4rem;
}

.feature-item {
  text-align: center;
  padding: 2rem 1rem;
}

.feature-number {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  letter-spacing: -0.05em;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.feature-text {
  color: var(--color-gray-600);
  font-size: 0.9375rem;
}

/* ==========================================================================
   About / Founder section
   ========================================================================== */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-image-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.about-image-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.about-image-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(10, 14, 31, 0.85) 100%);
  z-index: 1;
}

.about-image-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2.5rem;
  color: var(--color-white);
  z-index: 2;
}

.about-credentials {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.credential {
  padding: 0.375rem 0.875rem;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-name {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.about-role {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.8);
}

.about-text h2 { margin-bottom: 1.5rem; }

.about-text p {
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
  color: var(--color-gray-700);
}

.about-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.about-highlight {
  padding: 1.25rem;
  background: var(--color-gray-50);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.about-highlight-num {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.about-highlight-text {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-top: 0.5rem;
}

/* ==========================================================================
   Press / Cases
   ========================================================================== */
.press-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.press-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-200);
  display: flex;
  flex-direction: column;
}

.press-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.press-card-img {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-gray-800), var(--color-gray-900));
  position: relative;
  overflow: hidden;
}

.press-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.press-card:hover .press-card-img img {
  transform: scale(1.05);
}

.press-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.6) 100%);
  pointer-events: none;
}

.press-source {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.375rem 0.875rem;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  z-index: 2;
}

.press-card-body {
  padding: 1.75rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.press-date {
  font-size: 0.8125rem;
  color: var(--color-gray-500);
  margin-bottom: 0.5rem;
}

.press-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.press-excerpt {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  line-height: 1.6;
  flex-grow: 1;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta-section {
  position: relative;
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  overflow: hidden;
}

.cta-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
}

.cta-shape {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(185, 28, 44, 0.3) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}

.cta-shape-1 {
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
}

.cta-shape-2 {
  bottom: -150px;
  left: -100px;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
}

.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.cta-inner h2 {
  color: var(--color-white);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.25rem;
  letter-spacing: -0.025em;
}

.cta-inner p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2.5rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.cta-btn-light {
  background: var(--color-white);
  color: var(--color-primary);
}

.cta-btn-light:hover {
  background: var(--color-gray-100);
  transform: translateY(-2px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  position: relative;
  background:
    radial-gradient(circle at 15% 20%, rgba(30, 43, 184, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(185, 28, 44, 0.10) 0%, transparent 50%),
    linear-gradient(180deg, #0A0E27 0%, #050817 100%);
  color: var(--color-gray-400);
  padding: 5rem 0 0;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(30, 43, 184, 0.5) 50%, transparent 100%);
}

/* CTA Strip in Footer */
.footer-cta {
  display: grid;
  grid-template-columns: 1.5fr auto;
  gap: 2.5rem;
  align-items: center;
  padding: 2.5rem;
  background: linear-gradient(135deg, rgba(30, 43, 184, 0.25) 0%, rgba(185, 28, 44, 0.15) 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  margin-bottom: 4rem;
  backdrop-filter: blur(10px);
}

.footer-cta-content h3 {
  color: var(--color-white);
  font-size: clamp(1.25rem, 2.2vw, 1.625rem);
  margin-bottom: 0.5rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.footer-cta-content p {
  font-size: 0.9375rem;
  color: var(--color-gray-300);
  max-width: 540px;
}

.footer-cta-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Mega Grid */
.footer-mega-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr 1.2fr;
  gap: 3rem 2.5rem;
  margin-bottom: 3.5rem;
}

.footer-brand {
  max-width: 320px;
}

.footer-brand .logo {
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.footer-brand .logo-tag {
  color: var(--color-gray-400);
}

.footer-about {
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.footer-trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-gray-300);
  font-family: var(--font-heading);
  letter-spacing: 0.02em;
}

.footer-trust-badge svg {
  width: 12px; height: 12px;
  color: #10B981;
}

.footer-social {
  display: flex;
  gap: 0.625rem;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--color-gray-300);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.footer-social svg {
  width: 16px; height: 16px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.75rem;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 28px; height: 2px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: 2px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--color-gray-400);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links a::before {
  content: '';
  width: 0; height: 1px;
  background: var(--color-primary-light);
  transition: width var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
  transform: translateX(2px);
}

.footer-links a:hover::before {
  width: 12px;
}

/* Sede card */
.footer-sede {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.footer-sede-label {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
}

.footer-sede-label svg {
  width: 12px; height: 12px;
}

.footer-sede-city {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.375rem;
}

.footer-sede-address {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-gray-400);
  margin-bottom: 0.75rem;
}

.footer-sede-contacts {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.footer-sede-contacts a {
  font-size: 0.875rem;
  color: var(--color-gray-300);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--transition-fast);
}

.footer-sede-contacts a:hover { color: var(--color-white); }

.footer-sede-contacts svg {
  width: 14px; height: 14px;
  color: var(--color-primary-light);
  flex-shrink: 0;
}

/* Orari */
.footer-hours {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.03) 100%);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  color: var(--color-gray-200);
  margin-top: 1rem;
}

.footer-hours-dot {
  width: 8px; height: 8px;
  background: #10B981;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Newsletter / Lettura Tecnica banner */
.footer-resource {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-top: 1rem;
}

.footer-resource-title {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.375rem;
}

.footer-resource-text {
  font-size: 0.8125rem;
  color: var(--color-gray-400);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.footer-resource-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary-light);
  transition: gap var(--transition-fast);
}

.footer-resource-link:hover {
  color: var(--color-white);
  gap: 0.625rem;
}

.footer-resource-link svg { width: 12px; height: 12px; }

/* Footer credentials bar */
.footer-credentials {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding: 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 2rem;
}

.footer-credential {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
}

.footer-credential-icon {
  flex-shrink: 0;
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(30, 43, 184, 0.2) 0%, rgba(185, 28, 44, 0.15) 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-primary-light);
}

.footer-credential-icon svg { width: 18px; height: 18px; }

.footer-credential-content {
  min-width: 0;
}

.footer-credential-label {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-500, #6B7280);
  margin-bottom: 0.125rem;
}

.footer-credential-value {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.3;
}

.footer-bottom {
  padding: 1.75rem 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.8125rem;
  color: var(--color-gray-500, #6B7280);
}

.footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.footer-bottom-links a {
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover { color: var(--color-white); }

.footer-bottom-sep {
  color: var(--color-gray-700, #374151);
}

/* ==========================================================================
   Preloader — full-screen branded loading screen
   ========================================================================== */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 30% 20%, rgba(30, 43, 184, 0.20) 0%, transparent 55%),
    radial-gradient(circle at 70% 80%, rgba(185, 28, 44, 0.12) 0%, transparent 55%),
    linear-gradient(180deg, #050817 0%, #0A0E27 100%);
  transition: opacity 0.6s ease, visibility 0.6s ease;
  overflow: hidden;
}

.preloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Subtle grid background */
.preloader::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  pointer-events: none;
}

.preloader-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 2;
}

/* Animated ring around the logo */
.preloader-logo-wrap {
  position: relative;
  width: 140px;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}

.preloader-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: #4F6BFF;
  border-right-color: #4F6BFF;
  animation: preloader-spin 1.1s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

.preloader-ring.inner {
  inset: 14px;
  border-top-color: transparent;
  border-bottom-color: var(--color-accent, #B91C2C);
  border-left-color: var(--color-accent, #B91C2C);
  animation: preloader-spin-reverse 1.5s cubic-bezier(0.65, 0, 0.35, 1) infinite;
  opacity: 0.7;
}

.preloader-ring.dotted {
  inset: -10px;
  border: 1px dashed rgba(255, 255, 255, 0.15);
  animation: preloader-spin 14s linear infinite;
}

@keyframes preloader-spin {
  to { transform: rotate(360deg); }
}

@keyframes preloader-spin-reverse {
  to { transform: rotate(-360deg); }
}

/* The "i" mark in the center */
.preloader-mark {
  position: relative;
  width: 76px;
  height: 76px;
  border-radius: 18px;
  background: linear-gradient(135deg, #1E2BB8 0%, #4F6BFF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading, "Space Grotesk", system-ui);
  font-weight: 800;
  font-size: 2.5rem;
  color: white;
  line-height: 1;
  box-shadow:
    0 0 40px rgba(30, 43, 184, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
  animation: preloader-pulse 1.8s ease-in-out infinite;
}

.preloader-mark::after {
  content: '';
  position: absolute;
  inset: 6px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  pointer-events: none;
}

@keyframes preloader-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow:
      0 0 40px rgba(30, 43, 184, 0.5),
      inset 0 1px 0 rgba(255, 255, 255, 0.15);
  }
  50% {
    transform: scale(0.94);
    box-shadow:
      0 0 60px rgba(79, 107, 255, 0.7),
      inset 0 1px 0 rgba(255, 255, 255, 0.15);
  }
}

/* Brand text below */
.preloader-brand {
  font-family: var(--font-heading, "Space Grotesk", system-ui);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: white;
  margin-bottom: 0.375rem;
}

.preloader-brand .accent {
  background: linear-gradient(135deg, #4F6BFF 0%, #B91C2C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.preloader-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 2rem;
}

/* Progress bar */
.preloader-progress {
  width: 200px;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.preloader-progress-bar {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  width: 30%;
  background: linear-gradient(90deg, transparent 0%, #4F6BFF 50%, transparent 100%);
  border-radius: 999px;
  animation: preloader-slide 1.4s ease-in-out infinite;
}

@keyframes preloader-slide {
  0%   { left: -30%; }
  100% { left: 100%; }
}

/* Caption */
.preloader-caption {
  margin-top: 1.25rem;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.05em;
  font-family: var(--font-heading, "Space Grotesk", system-ui);
}

/* Prevent body scroll while loading */
body.is-loading {
  overflow: hidden;
}

@media (prefers-reduced-motion: reduce) {
  .preloader-ring,
  .preloader-ring.inner,
  .preloader-ring.dotted,
  .preloader-mark,
  .preloader-progress-bar {
    animation: none;
  }
}

@media (max-width: 480px) {
  .preloader-logo-wrap { width: 110px; height: 110px; }
  .preloader-mark { width: 60px; height: 60px; font-size: 2rem; border-radius: 14px; }
  .preloader-brand { font-size: 1.25rem; }
}

/* ==========================================================================
   Cases / Gallery Section (Homepage)
   ========================================================================== */
.cases-section {
  position: relative;
  padding: var(--space-2xl) 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(30, 43, 184, 0.06) 0%, transparent 50%),
    linear-gradient(180deg, #FFFFFF 0%, #FAFBFF 100%);
  overflow: hidden;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}

.case-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-dark);
  min-height: 280px;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 60px -20px rgba(30, 43, 184, 0.35);
}

.case-card.large { grid-column: span 8; min-height: 380px; }
.case-card.small { grid-column: span 4; }
.case-card.medium { grid-column: span 6; min-height: 320px; }
.case-card.third { grid-column: span 4; }

.case-card img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-card:hover img { transform: scale(1.06); }

.case-card-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 0%, transparent 40%, rgba(5, 8, 23, 0.95) 100%);
}

.case-card-body {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1.5rem;
  color: var(--color-white);
}

.case-card.large .case-card-body { padding: 2rem; }

.case-card-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.3125rem 0.75rem;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: 0.625rem;
}

.case-card-tag-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 8px rgba(185, 28, 44, 0.8);
}

.case-card-title {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 0.375rem;
  color: var(--color-white);
}

.case-card.large .case-card-title { font-size: 1.5rem; }
.case-card.medium .case-card-title { font-size: 1.25rem; }

.case-card-meta {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.75);
}

/* ==========================================================================
   Process Timeline Section
   ========================================================================== */
.process-section {
  position: relative;
  padding: var(--space-2xl) 0;
  background:
    radial-gradient(circle at 10% 80%, rgba(185, 28, 44, 0.05) 0%, transparent 50%),
    linear-gradient(180deg, #F5F6FA 0%, #FFFFFF 100%);
  overflow: hidden;
}

.process-timeline {
  position: relative;
  margin-top: 4rem;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 32px; left: 5%; right: 5%;
  height: 2px;
  background: linear-gradient(90deg,
    var(--color-primary) 0%,
    var(--color-primary) 25%,
    var(--color-accent) 50%,
    var(--color-primary) 75%,
    var(--color-primary) 100%);
  opacity: 0.3;
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.process-step-num {
  width: 64px; height: 64px;
  margin: 0 auto 1.25rem;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  position: relative;
  box-shadow: 0 8px 24px -8px rgba(30, 43, 184, 0.3);
  transition: all var(--transition-base);
}

.process-step:hover .process-step-num {
  background: var(--color-primary);
  color: var(--color-white);
  transform: scale(1.08);
}

.process-step-num::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px dashed rgba(30, 43, 184, 0.2);
  animation: spin-slow 20s linear infinite;
}

@keyframes spin-slow {
  to { transform: rotate(360deg); }
}

.process-step-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.process-step-icon svg { width: 24px; height: 24px; }

.process-step:hover .process-step-icon { opacity: 1; }
.process-step:hover .process-step-num span { opacity: 0; }

.process-step-title {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.process-step-text {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-gray-600);
}

@media (max-width: 992px) {
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
  .process-timeline::before { display: none; }
}

/* ==========================================================================
   Page Header (interior pages)
   ========================================================================== */
.page-header {
  position: relative;
  padding: 10rem 0 5rem;
  background:
    radial-gradient(circle at 20% 30%, rgba(30, 43, 184, 0.1) 0%, transparent 50%),
    linear-gradient(180deg, #FAFBFF 0%, #FFFFFF 100%);
  overflow: hidden;
}

.page-header-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 43, 184, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 43, 184, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at top, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at top, black 30%, transparent 70%);
  pointer-events: none;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 2;
}

.breadcrumbs a:hover { color: var(--color-primary); }
.breadcrumbs .sep { color: var(--color-gray-400); }

.page-header h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
  position: relative;
  z-index: 2;
}

.page-header-lead {
  font-size: 1.25rem;
  color: var(--color-gray-700);
  max-width: 720px;
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   Service Detail List
   ========================================================================== */
.service-detail {
  padding: 4rem 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.service-detail:last-child { border-bottom: none; }

.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.service-detail-num {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.service-detail h3 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.service-detail-lead {
  font-size: 1.0625rem;
  color: var(--color-gray-700);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-detail ul.checklist {
  margin-top: 2rem;
}

.service-detail ul.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.9375rem;
  color: var(--color-gray-700);
}

.service-detail ul.checklist li::before {
  content: '';
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231E2BB8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
}

/* ==========================================================================
   Contact / Form
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact-info-card {
  background: var(--color-gray-50);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
}

.contact-info-block {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.contact-info-block:last-child { border-bottom: none; }

.contact-info-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.contact-info-value {
  font-size: 1.0625rem;
  color: var(--color-dark);
  font-weight: 500;
  line-height: 1.5;
}

.contact-info-value a:hover { color: var(--color-primary); }

.contact-form {
  background: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-800);
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-dark);
  background: var(--color-white);
  border: 1.5px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(30, 43, 184, 0.1);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-gray-600);
  line-height: 1.5;
}

.form-checkbox input { margin-top: 3px; }

.form-submit {
  width: 100%;
  margin-top: 0.5rem;
}

.form-success {
  display: none;
  padding: 1rem 1.25rem;
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  border-radius: var(--radius-md);
  color: #065F46;
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
}

.form-success.show { display: block; }

.map-wrap {
  margin-top: 4rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-md);
}

.map-wrap iframe {
  width: 100%;
  height: 460px;
  display: block;
  border: 0;
  filter: grayscale(0.2);
}

.maps-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 4rem;
}

.map-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  box-shadow: var(--shadow-md);
}

.map-card iframe {
  width: 100%;
  height: 340px;
  display: block;
  border: 0;
}

.map-card-info {
  padding: 1.25rem 1.5rem;
}

.map-card-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.375rem;
}

.map-card-address {
  font-weight: 600;
  color: var(--color-dark);
}

/* ==========================================================================
   Blog Grid
   ========================================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-200);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.blog-card-img {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  position: relative;
  overflow: hidden;
}

.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-img img {
  transform: scale(1.05);
}

.blog-card-body {
  padding: 1.75rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--color-gray-500);
  margin-bottom: 0.75rem;
}

.blog-meta .sep { color: var(--color-gray-300); }

.blog-category {
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  font-size: 0.75rem;
}

.blog-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.blog-title a:hover { color: var(--color-primary); }

.blog-excerpt {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-primary);
}

.blog-read-more svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-base);
}

.blog-card:hover .blog-read-more svg { transform: translateX(4px); }

/* ==========================================================================
   Single Post / Article
   ========================================================================== */
.article-hero {
  padding: 9rem 0 4rem;
  background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.article-cover {
  max-width: var(--max-width-narrow);
  margin: 0 auto 2rem;
  padding: 0 1.5rem;
}

.article-cover-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  font-size: 0.875rem;
  color: var(--color-gray-600);
  margin-bottom: 1.5rem;
}

.article-content {
  padding: 4rem 0;
  max-width: 760px;
  margin: 0 auto;
  font-size: 1.125rem;
  line-height: 1.8;
}

.article-content p {
  margin-bottom: 1.5rem;
  color: var(--color-gray-800);
}

.article-content h2 {
  font-size: 1.875rem;
  margin: 3rem 0 1.25rem;
}

.article-content h3 {
  font-size: 1.375rem;
  margin: 2.5rem 0 1rem;
}

.article-content ul,
.article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.article-content ul li,
.article-content ol li {
  margin-bottom: 0.625rem;
  list-style: disc;
}

.article-content ol li { list-style: decimal; }

.article-content blockquote {
  margin: 2rem 0;
  padding: 1.5rem 2rem;
  background: var(--color-gray-50);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--color-gray-700);
}

/* ==========================================================================
   Technical Documents (Lettura Tecnica) — Premium card design
   ========================================================================== */
.docs-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 3rem;
}

.docs-filter {
  padding: 0.5rem 1.25rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--color-gray-700);
  background: var(--color-white);
  border: 1.5px solid var(--color-gray-200);
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.docs-filter:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.docs-filter.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.doc-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
  position: relative;
}

.doc-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.doc-cover {
  position: relative;
  aspect-ratio: 3/4;
  background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
  overflow: hidden;
  border-bottom: 1px solid var(--color-gray-200);
}

.doc-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.doc-card:hover .doc-cover img {
  transform: scale(1.04);
}

.doc-number {
  position: absolute;
  top: 1rem;
  left: 1rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  color: var(--color-primary);
  border-radius: 50%;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.doc-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.375rem 0.75rem;
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 100px;
  box-shadow: var(--shadow-sm);
  z-index: 2;
}

.doc-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(10, 14, 31, 0.85) 100%);
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.doc-card:hover .doc-overlay { opacity: 1; }

.doc-overlay-action {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.125rem;
  background: var(--color-white);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8125rem;
  border-radius: var(--radius-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.doc-overlay-action svg {
  width: 14px;
  height: 14px;
}

.doc-body {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.doc-meta {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.doc-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.625rem;
  line-height: 1.35;
  color: var(--color-dark);
  letter-spacing: -0.01em;
}

.doc-text {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  line-height: 1.5;
  flex-grow: 1;
  margin-bottom: 1rem;
}

.doc-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--color-gray-200);
}

.doc-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8125rem;
  color: var(--color-primary);
  letter-spacing: 0.03em;
}

.doc-download svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-base);
}

.doc-card:hover .doc-download svg {
  transform: translateY(2px);
}

.doc-size {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--color-gray-500);
  font-weight: 500;
}

/* ==========================================================================
   Animations - Reveal classes
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
}

.split-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px);
}

/* ==========================================================================
   Partners / Sponsors strip
   ========================================================================== */
.partners {
  padding: 3rem 0;
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}

.partners-label {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gray-500);
  margin-bottom: 2rem;
}

.partners-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4rem;
  flex-wrap: wrap;
}

.partner-logo {
  height: 80px;
  width: auto;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.65;
  transition: all var(--transition-base);
}

.partner-logo:hover {
  filter: grayscale(0);
  opacity: 1;
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .partners-logos { gap: 2rem; }
  .partner-logo { height: 60px; }
}

/* ==========================================================================
   Whatsapp floating button
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all var(--transition-base);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-mega-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-credentials {
    grid-template-columns: repeat(2, 1fr);
  }

  .cases-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .case-card.large { grid-column: span 6; }
  .case-card.small { grid-column: span 3; }
  .case-card.medium { grid-column: span 6; }
  .case-card.third { grid-column: span 3; }

  .about-split {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-image-wrap {
    max-width: 480px;
    margin: 0 auto;
  }

  .service-detail-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .menu-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    gap: 2rem;
    z-index: 1005;
  }

  .nav-menu.active { transform: translateX(0); }

  .nav-menu .nav-link { font-size: 1.25rem; }

  .hero { padding: 7rem 0 3rem; }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-grid,
  .footer-mega-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-cta {
    grid-template-columns: 1fr;
    padding: 1.75rem;
    gap: 1.25rem;
  }

  .footer-credentials {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .cases-grid {
    grid-template-columns: 1fr;
  }
  .case-card.large,
  .case-card.small,
  .case-card.medium,
  .case-card.third {
    grid-column: 1 / -1;
    min-height: 240px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .maps-grid {
    grid-template-columns: 1fr;
  }

  .about-highlights {
    grid-template-columns: 1fr;
  }

  .contact-form,
  .contact-info-card { padding: 1.75rem; }

  .section { padding: var(--space-lg) 0; }
}