/* ============================================
   TFRsos — Stile Completo
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  --color-primary: #1E3A5F;
  --color-primary-dark: #0B1929;
  --color-accent: #E8491D;
  --color-accent-hover: #CF3A12;
  --color-accent-light: rgba(232, 73, 29, 0.1);
  --color-success: #059669;
  --color-warning: #D97706;
  --color-dark: #0C1222;
  --color-text: #1E293B;
  --color-text-secondary: #64748B;
  --color-text-light: #94A3B8;
  --color-bg-white: #FFFFFF;
  --color-bg-light: #F0F4F8;
  --color-bg-dark: #0F172A;
  --color-border: #E2E8F0;
  --color-card-shadow: rgba(15, 23, 42, 0.08);
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

/* ---------- Utilities ---------- */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.highlight {
  color: var(--color-accent);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(232, 73, 29, 0.35);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(232, 73, 29, 0.45);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1.05rem;
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

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

.pulse-glow {
  animation: pulseGlow 2.5s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 4px 16px rgba(232, 73, 29, 0.35); }
  50% { box-shadow: 0 4px 30px rgba(232, 73, 29, 0.6); }
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 25, 41, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(11, 25, 41, 0.97);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

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

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  display: block;
  height: 48px;
  width: auto;
  object-fit: contain;
}

.logo-footer .logo-img {
  height: 56px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: rgba(255,255,255,0.8);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}

.nav-cta {
  background: var(--color-accent);
  color: #fff !important;
  font-weight: 700;
  margin-left: 8px;
}

.nav-cta:hover {
  background: var(--color-accent-hover);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, #0B1929 0%, #132F4C 40%, #1E3A5F 70%, #0F2338 100%);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(232, 73, 29, 0.08) 0%, transparent 70%);
  z-index: 1;
}

.hero-bg::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, rgba(11, 25, 41, 0.5), transparent);
  z-index: 1;
}

/* Hero split layout: immagine a sinistra, testo a destra */
.hero-layout {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  gap: 0;
}

.hero-image-wrapper {
  flex: 0 0 auto;
  width: 50%;
  max-width: 620px;
  position: relative;
  align-self: flex-end;
  margin-bottom: -100px; /* sporge sotto per effetto immersivo */
  margin-left: -4%;
  z-index: 2;
}

.hero-image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: bottom center;
  filter: drop-shadow(0 10px 40px rgba(0,0,0,0.35));
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  flex: 1;
  padding-left: 20px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 48px;
  letter-spacing: -0.5px;
}

.hero-title .highlight {
  color: var(--color-accent);
  display: inline-block;
}

.hero-points {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-point {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  text-align: left;
  max-width: 280px;
}

.hero-point i {
  font-size: 1.5rem;
  color: var(--color-accent);
  margin-top: 2px;
  flex-shrink: 0;
}

.hero-point strong {
  color: #fff;
  font-size: 0.95rem;
  display: block;
  margin-bottom: 2px;
}

.hero-point p {
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
  line-height: 1.5;
}

.hero-actions {
  margin-bottom: 28px;
}

.hero-sub {
  color: rgba(255,255,255,0.6);
  font-size: 0.88rem;
  margin-top: 14px;
}

.hero-links {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.hero-link {
  color: rgba(255,255,255,0.65);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.hero-link:hover {
  color: var(--color-accent);
}

.hero-wave {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  z-index: 3;
  line-height: 0;
}

.hero-wave svg {
  width: 100%;
  height: 80px;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding: 100px 0;
}

.section-white {
  background: var(--color-bg-white);
}

.section-light {
  background: var(--color-bg-light);
}

.section-dark {
  background: linear-gradient(160deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
}

.section-cta {
  background: linear-gradient(160deg, #0B1929 0%, #1E3A5F 100%);
  color: #fff;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-overtitle {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 16px;
}

.section-title-white {
  color: #fff;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
}

.section-subtitle-white {
  color: rgba(255,255,255,0.75);
}

/* ============================================
   CARDS
   ============================================ */
.cards-grid {
  display: grid;
  gap: 28px;
}

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

.card {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

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

.card-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.card-icon i {
  font-size: 1.6rem;
  color: var(--color-accent);
}

.card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ============================================
   STEPS (3 Passi)
   ============================================ */
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.steps::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 40px;
  bottom: 40px;
  width: 3px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-primary));
  border-radius: 2px;
}

.step {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 32px 0;
  position: relative;
}

.step-number {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), #FF6B3D);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(232, 73, 29, 0.3);
  z-index: 2;
}

.step-content {
  flex: 1;
  background: var(--color-bg-white);
  padding: 28px 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.step-content h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}

.step-content p {
  color: var(--color-text-secondary);
  font-size: 0.93rem;
  line-height: 1.7;
}

.step-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-icon i {
  font-size: 1.3rem;
  color: var(--color-primary);
}

/* ============================================
   ZERO ANTICIPI
   ============================================ */
.zero-anticipi-content {
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.zero-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 28px;
}

.zero-icon i {
  font-size: 2rem;
  color: var(--color-accent);
}

.zero-anticipi-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 20px;
}

.zero-text {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  margin-bottom: 40px;
}

.zero-badges {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.zero-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 14px 24px;
  border-radius: var(--radius-xl);
  font-weight: 600;
  font-size: 0.9rem;
}

.zero-badge i {
  color: var(--color-accent);
  font-size: 1.1rem;
}

/* ============================================
   MULTILINGUA
   ============================================ */
.languages-grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

.lang-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  padding: 16px 28px;
  border-radius: var(--radius-xl);
  transition: var(--transition);
  font-weight: 600;
  font-size: 0.95rem;
}

.lang-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.lang-flag {
  font-size: 1.6rem;
  line-height: 1;
}

.lang-name {
  color: var(--color-text);
}

/* ============================================
   TRUST / SICUREZZA
   ============================================ */
.trust-block {
  display: flex;
  align-items: center;
  gap: 48px;
  max-width: 900px;
  margin: 0 auto;
  background: var(--color-bg-white);
  padding: 48px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.trust-icon {
  flex-shrink: 0;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
}

.trust-icon i {
  font-size: 2.5rem;
  color: #fff;
}

.trust-content h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--color-text);
}

.trust-content p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 12px;
}

.trust-emphasis {
  color: var(--color-text) !important;
  font-weight: 600;
  font-style: italic;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

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

.testimonial-stars {
  margin-bottom: 16px;
}

.testimonial-stars i {
  color: #F59E0B;
  font-size: 0.9rem;
  margin: 0 1px;
}

.testimonial-text {
  font-size: 0.93rem;
  color: var(--color-text);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 20px;
  min-height: 72px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.testimonial-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.testimonial-author span {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
}

/* ============================================
   UPLOAD FORM
   ============================================ */
.upload-form-wrapper {
  max-width: 680px;
  margin: 0 auto;
}

.upload-form {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-xl);
}

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

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.form-group label i {
  color: var(--color-text-secondary);
  font-size: 0.8rem;
}

.form-group input {
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.93rem;
  transition: var(--transition);
  outline: none;
  color: var(--color-text);
  background: #FAFBFC;
}

.form-group input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(232, 73, 29, 0.1);
  background: #fff;
}

.form-group input::placeholder {
  color: var(--color-text-light);
}

/* Dropzone */
.dropzone {
  position: relative;
  border: 2.5px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 16px;
  background: #FAFBFC;
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
}

.dropzone-icon {
  font-size: 2.5rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
  transition: var(--transition);
}

.dropzone:hover .dropzone-icon,
.dropzone.dragover .dropzone-icon {
  color: var(--color-accent);
  transform: translateY(-4px);
}

.dropzone-text {
  font-size: 1rem;
  color: var(--color-text);
  margin-bottom: 4px;
}

.dropzone-sub {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}

.dropzone-browse {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: underline;
}

.dropzone-info {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-top: 8px;
}

.dropzone-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

/* File list */
.file-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-bg-light);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
}

.file-item-info {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text);
}

.file-item-info i {
  color: var(--color-accent);
}

.file-item-size {
  color: var(--color-text-light);
  font-size: 0.8rem;
}

.file-item-remove {
  background: none;
  border: none;
  color: var(--color-text-light);
  cursor: pointer;
  padding: 4px;
  font-size: 1.1rem;
  transition: var(--transition);
}

.file-item-remove:hover {
  color: #EF4444;
}

/* Submit */
.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 18px;
  font-size: 1rem;
}

.form-disclaimer {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-top: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

/* Upload success */
.upload-success {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  box-shadow: var(--shadow-xl);
}

.upload-success i {
  font-size: 4rem;
  color: var(--color-success);
  margin-bottom: 20px;
}

.upload-success h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.upload-success p {
  color: var(--color-text-secondary);
  margin-bottom: 28px;
  font-size: 1rem;
}

/* ============================================
   ARTICOLI (scroll orizzontale)
   ============================================ */
.articles-grid {
  display: flex;
  flex-wrap: nowrap;
  gap: 24px;
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 16px;
  margin: 0 -24px;
  padding-left: 24px;
  padding-right: 24px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--color-accent) var(--color-border);
}

.articles-grid::-webkit-scrollbar {
  height: 8px;
}

.articles-grid::-webkit-scrollbar-track {
  background: var(--color-border);
  border-radius: 4px;
}

.articles-grid::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 4px;
}

.articles-grid::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent-hover);
}

.article-card {
  flex: 0 0 auto;
  width: 340px;
  max-width: 340px;
  scroll-snap-align: start;
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

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

.article-card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.article-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.article-card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: rgba(255,255,255,0.3);
  font-size: 3rem;
}

.article-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-card-meta {
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.article-card-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  line-height: 1.4;
}

.article-card-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 16px;
}

.article-card-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.article-card:hover .article-card-link {
  gap: 10px;
}

/* Article Modal */
.article-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 2000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 20px;
  overflow-y: auto;
}

.article-modal-overlay.active {
  display: flex;
}

.article-modal {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  max-width: 780px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-xl);
  animation: modalSlideIn 0.35s ease;
  margin: auto;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.article-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0,0,0,0.5);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: var(--transition);
}

.article-modal-close:hover {
  background: var(--color-accent);
}

.article-modal-image {
  width: 100%;
  height: 300px;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: var(--color-bg-light);
}

.article-modal-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-modal-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: rgba(255,255,255,0.3);
  font-size: 4rem;
}

.article-modal-body {
  padding: 40px;
}

.article-modal-meta {
  font-size: 0.82rem;
  color: var(--color-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.article-modal-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 24px;
  line-height: 1.3;
}

.article-modal-content {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.article-modal-content h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 28px 0 12px;
}

.article-modal-content p {
  margin-bottom: 16px;
}

.article-modal-content ul {
  margin: 0 0 16px 20px;
}

.article-modal-content li {
  margin-bottom: 8px;
}

.article-modal-content strong {
  color: var(--color-text);
}

@media (max-width: 768px) {
  .articles-grid {
    margin: 0 -16px;
    padding-left: 16px;
    padding-right: 16px;
    gap: 20px;
  }

  .article-card {
    width: 300px;
    max-width: 300px;
  }

  .article-modal-overlay {
    padding: 20px 12px;
  }

  .article-modal-body {
    padding: 24px 20px;
  }

  .article-modal-title {
    font-size: 1.3rem;
  }

  .article-modal-image {
    height: 200px;
  }
}

/* ============================================
   FAQ
   ============================================ */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--color-accent);
  box-shadow: 0 2px 12px rgba(232, 73, 29, 0.08);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  gap: 16px;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-arrow {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-arrow {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 24px 20px;
  color: var(--color-text-secondary);
  font-size: 0.93rem;
  line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.5);
}

.footer-links h4,
.footer-contact h4 {
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.footer-links a,
.footer-contact a {
  display: block;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  padding: 4px 0;
  transition: var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--color-accent);
}

.footer-contact a {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: var(--transition);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero-image-wrapper {
    width: 38%;
    margin-bottom: -80px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 72px 0;
  }

  /* Header mobile */
  .hamburger {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(11, 25, 41, 0.98);
    flex-direction: column;
    padding: 20px 24px;
    gap: 4px;
    transform: translateY(-120%);
    opacity: 0;
    transition: var(--transition);
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-link {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 8px;
    text-align: center;
    justify-content: center;
  }

  /* Hero mobile */
  .hero {
    padding: 100px 0 80px;
    min-height: auto;
  }

  .hero-layout {
    flex-direction: column;
    align-items: center;
  }

  .hero-image-wrapper {
    width: 60%;
    max-width: 300px;
    margin: 0 auto;
    margin-bottom: 16px;
    max-height: 240px;
    overflow: hidden;
    border-radius: 0 0 50% 50% / 0 0 12% 12%;
  }

  .hero-image {
    filter: drop-shadow(0 8px 24px rgba(0,0,0,0.3));
  }

  .hero-content {
    padding-left: 0;
    text-align: center;
  }

  .hero-title {
    font-size: 2rem;
    margin-bottom: 32px;
  }

  .hero-points {
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin-bottom: 36px;
  }

  .hero-point {
    max-width: 100%;
  }

  .hero-links {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  /* Cards mobile */
  .cards-2 {
    grid-template-columns: 1fr;
  }

  /* Steps mobile */
  .steps::before {
    display: none;
  }

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

  .step-icon {
    display: none;
  }

  .step-content {
    padding: 24px;
  }

  /* Zero anticipi mobile */
  .zero-badges {
    flex-direction: column;
    align-items: center;
  }

  /* Trust mobile */
  .trust-block {
    flex-direction: column;
    text-align: center;
    padding: 32px 24px;
    gap: 24px;
  }

  /* Testimonials mobile */
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* Form mobile */
  .form-row {
    grid-template-columns: 1fr;
  }

  .upload-form {
    padding: 28px 20px;
  }

  /* Footer mobile */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-brand {
    grid-column: auto;
  }

  .btn-lg {
    padding: 16px 28px;
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.7rem;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .container {
    padding: 0 16px;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.88rem;
  }
}