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

:root {
  --color-text: #1a1a1a;
  --color-text-light: #555;
  --color-accent: #9B72CF;
  --color-accent-hover: #8560b8;
  --color-cta: #F4E285;
  --color-cta-hover: #e6d36b;
  --color-bg: #f7f5ec;
  --color-white: #ffffff;
  --font-display: 'Jost', 'Futura', -apple-system, sans-serif;
  --font-body: 'EB Garamond', 'Garamond', Georgia, serif;
  --max-width: 800px;
  --spacing: 2rem;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-white);
  color: var(--color-text);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-text);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  border-radius: 0 0 4px 4px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  z-index: 1000;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Tipografia */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.2;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  opacity: 0.7;
}

/* Focus visible per accessibilità */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Header e navigazione */
header {
  background: var(--color-white);
  border-bottom: none;
  padding: 2rem var(--spacing);
  position: relative;
  z-index: 200;
}

.home-page header {
  padding: 2.5rem var(--spacing);
}

nav {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

nav.has-title {
  justify-content: space-between;
}

.site-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.site-title:hover {
  opacity: 0.7;
}

/* Hamburger toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 250;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle__bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--color-text);
  font-size: 0.8rem;
  font-family: var(--font-display);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-accent);
  opacity: 1;
}

/* Main content */
main {
  flex: 1;
  width: 100%;
}

main:not(.home) {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing);
}

/* Page intro (per pubblicazioni etc.) */
.page-intro {
  color: var(--color-text-light);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

/* Homepage - Bands */
.home {
  padding: 0;
  max-width: none;
}

.band {
  width: 100%;
  padding: 6rem 2rem;
}

.band--beige {
  background-color: var(--color-bg);
  position: relative;
}

.band--beige::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.04;
  pointer-events: none;
  z-index: 1;
}

.band--beige .band__inner {
  position: relative;
  z-index: 2;
}

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

.band__inner {
  max-width: 1100px;
  margin: 0 auto;
}

.band__split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.band__image img {
  width: 100%;
  height: auto;
  display: block;
}

.band__cover {
  box-shadow:
    0 8px 40px rgba(0, 0, 0, 0.15),
    -8px 8px 30px rgba(200, 168, 233, 0.25),
    8px 8px 30px rgba(244, 226, 133, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.band__cover:hover {
  transform: translateY(-6px);
  box-shadow:
    0 12px 50px rgba(0, 0, 0, 0.18),
    -12px 12px 40px rgba(200, 168, 233, 0.35),
    12px 12px 40px rgba(244, 226, 133, 0.3);
}

.band__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.band__subtitle {
  font-family: var(--font-body);
  font-style: italic;
  color: var(--color-text-light);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.band__meta {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.band__description {
  font-size: 1.25rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.band__center {
  text-align: center;
  max-width: 600px;
}

.band__center .band__description {
  margin-bottom: 2rem;
}

/* Newsletter */
.newsletter-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  transition: opacity 0.2s ease;
}

.newsletter-brand:hover {
  opacity: 0.8;
}

.newsletter-icon {
  width: 140px;
  height: 140px;
  object-fit: cover;
  flex-shrink: 0;
}

.newsletter-wordmark {
  max-width: 200px;
  height: auto;
}

.newsletter-form {
  max-width: 440px;
  margin: 0 auto;
}

.newsletter-form__row {
  display: flex;
  gap: 0.5rem;
}

.newsletter-form__input {
  flex: 1;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.newsletter-form__input::placeholder {
  color: #999;
}

.newsletter-form__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(200, 168, 233, 0.2);
}

.newsletter-form__btn {
  padding: 0.75rem 1.5rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  background: var(--color-cta);
  color: var(--color-text);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.newsletter-form__btn:hover {
  background: var(--color-cta-hover);
  transform: translateY(-2px);
}

.btn {
  display: inline-block;
  background: var(--color-cta);
  color: var(--color-text);
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn:hover {
  background: var(--color-cta-hover);
  opacity: 1;
  transform: translateY(-2px);
}

/* Chi sono */
.about-section {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.about-photo {
  width: 200px;
  height: auto;
  border-radius: 4px;
  flex-shrink: 0;
}

.about-text {
  flex: 1;
}

/* Libro */
.book-page {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.book-cover {
  width: 100%;
  height: auto;
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.12),
    -6px 6px 20px rgba(200, 168, 233, 0.2),
    6px 6px 20px rgba(244, 226, 133, 0.15);
}

.book-info h1 {
  font-size: 2rem;
}

.book-author {
  display: block;
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--color-text-light);
  margin-top: 0.25rem;
}

.book-info .book-subtitle {
  font-style: italic;
  color: var(--color-text-light);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.book-meta {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.book-description {
  margin-top: 1.5rem;
}

/* Pubblicazioni */
.publications-list {
  list-style: none;
}

.publication-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid #eee;
}

.publication-item:last-child {
  border-bottom: none;
}

.publication-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.publication-venue {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.publication-type {
  display: inline-block;
  font-size: 0.7rem;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  background: var(--color-accent);
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  margin-bottom: 0.5rem;
}

.video-thumbnail {
  display: block;
  position: relative;
  margin: 1rem 0;
  overflow: hidden;
  border-radius: 4px;
}

.video-thumbnail img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s ease;
}

.video-thumbnail:hover img {
  transform: scale(1.03);
}

.video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 68px;
  height: 48px;
  background: rgba(0, 0, 0, 0.8);
  border-radius: 8px;
  transition: background 0.3s ease, transform 0.3s ease;
}

.video-play-btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-40%, -50%);
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent #fff;
}

.video-thumbnail:hover .video-play-btn {
  background: var(--color-accent);
  box-shadow: 0 0 20px rgba(200, 168, 233, 0.5);
  transform: translate(-50%, -50%) scale(1.08);
}

/* Contatti */
.contact-section {
  max-width: 500px;
}

.contact-list {
  list-style: none;
  margin-top: 1.5rem;
}

.contact-list li {
  padding: 1rem 0;
  border-bottom: 1px solid #eee;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: padding-left 0.2s ease;
}

.contact-list li:hover {
  padding-left: 0.5rem;
}

.contact-list li:last-child {
  border-bottom: none;
}

.contact-label {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem var(--spacing);
  font-size: 0.8rem;
  color: var(--color-text-light);
  background: var(--color-white);
  border-top: 3px solid;
  border-image: linear-gradient(90deg, var(--color-accent), var(--color-cta)) 1;
  margin-top: auto;
}

footer p {
  margin-bottom: 0.25rem;
}

footer p:last-child {
  margin-bottom: 0;
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__social {
  display: flex;
  gap: 0.75rem;
}

.social-icon {
  width: 20px;
  height: 20px;
  color: var(--color-text-light);
  transition: color 0.2s ease;
}

.social-icon:hover {
  color: var(--color-accent);
}

.footer__text {
  text-align: right;
}

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger per le pubblicazioni */
.publication-item.animate-on-scroll:nth-child(2) { transition-delay: 0.05s; }
.publication-item.animate-on-scroll:nth-child(3) { transition-delay: 0.1s; }
.publication-item.animate-on-scroll:nth-child(4) { transition-delay: 0.15s; }
.publication-item.animate-on-scroll:nth-child(5) { transition-delay: 0.2s; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .animate-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .band__cover,
  .video-thumbnail img,
  .video-play-btn,
  .btn,
  .newsletter-form__btn,
  .contact-list li,
  .nav-links a::after {
    transition: none;
  }

  html {
    scroll-behavior: auto;
  }
}

/* Responsive */
@media (max-width: 768px) {
  html {
    font-size: 16px;
  }

  /* Hamburger visibile */
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
    transition: right 0.3s ease;
    z-index: 210;
  }

  .nav-links--open {
    right: 0;
  }

  .nav-links a {
    font-size: 1rem;
  }

  /* Overlay quando menu aperto */
  body.nav-open::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 140;
  }

  .band {
    padding: 3.5rem 1.5rem;
  }

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

  /* Homepage: foto prima del testo */
  .band__split .band__image {
    order: -1;
  }

  .band__text {
    text-align: center;
  }

  .band__image img {
    min-height: auto;
    max-width: 400px;
    margin: 0 auto;
  }

  .band__center {
    max-width: 100%;
  }

  .newsletter-form__row {
    flex-direction: column;
  }

  .about-section {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  /* Chi sono: nasconde la foto su mobile */
  .about-photo {
    display: none;
  }

  .book-page {
    grid-template-columns: 1fr;
  }

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

  .contact-list li:hover {
    padding-left: 0;
  }
}

/* Piccoli schermi - nav ancora più compatta */
@media (max-width: 480px) {
  header {
    padding: 1.5rem 1rem;
  }

  .home-page header {
    padding: 1.5rem 1rem;
  }

  h1 {
    font-size: 2rem;
  }

  .band__title {
    font-size: clamp(2rem, 6vw, 3rem);
  }

  .book-cover {
    max-width: 300px;
  }

  .about-photo {
    width: 160px;
    height: auto;
  }
}