/* ============================================
   MAGNABOSCO SCULTORE — style.css
   Design: dark elegante, mobile-first
   ============================================ */

/* --- 1. Custom Properties --- */
:root {
  --color-bg: #0a0a0a;
  --color-bg-elevated: #141414;
  --color-bg-nav: rgba(10, 10, 10, 0.95);
  --color-text: #f0ece4;
  --color-text-muted: #a8a49c;
  --color-accent: #c9a96e;
  --color-accent-hover: #dfc088;
  --color-border: #2a2a2a;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  --container-max: 1200px;
  --container-narrow: 800px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  --header-height: 72px;
}

/* --- 2. Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  animation: page-reveal 0.4s ease both;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--color-accent-hover);
}

ul, ol {
  list-style: none;
}

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

::selection {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

/* --- 3. Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-text);
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.3rem, 3vw, 1.8rem); }
h4 { font-size: 1.2rem; }

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

/* --- 4. Layout & Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.container--narrow {
  max-width: var(--container-narrow);
}

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

@media (min-width: 900px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  .section {
    padding: var(--spacing-xl) 0;
  }
}

/* --- 5. Header & Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background-color: var(--color-bg-nav);
  box-shadow: 0 1px 0 var(--color-border);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--color-text);
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

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

.nav__list {
  display: none;
  flex-direction: column;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: var(--color-bg-nav);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.nav__list.is-open {
  display: flex;
}

.nav__link {
  display: block;
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--color-text-muted);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-accent);
}

.nav__divider {
  display: none;
}

@media (min-width: 900px) {
  .nav__divider {
    display: block;
    width: 1px;
    height: 20px;
    background-color: var(--color-border);
    align-self: center;
  }
}

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

.hamburger__line {
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

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

  .nav__list {
    display: flex;
    flex-direction: row;
    position: static;
    background: none;
    padding: 0;
    border: none;
    gap: var(--spacing-sm);
  }

  .nav__link {
    padding: var(--spacing-xs) 0;
    font-size: 13px;
  }
}

@media (min-width: 1200px) {
  .nav__list {
    gap: 24px;
  }
}

/* --- 6. Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: brightness(0.3);
  transform: scale(1.05);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: var(--spacing-md);
}

.hero__name {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.5vw, 2.2rem);
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.hero__subtitle {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--color-text-muted);
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-md);
}

.hero__cta {
  display: inline-block;
  padding: 0.8rem 2rem;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.hero__cta:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

/* --- 7. Content Sections --- */
.intro {
  text-align: center;
}

.intro__text {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-style: italic;
  color: var(--color-text-muted);
  line-height: 1.8;
  max-width: 700px;
  margin: 0 auto var(--spacing-md);
}

.intro__link {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* --- Featured Works Grid --- */
.featured__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-sm);
}

@media (min-width: 600px) {
  .featured__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .featured__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.featured__item {
  position: relative;
  overflow: hidden;
  background-color: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
}

.featured__item-img {
  height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.featured__item-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.featured__item:hover .featured__item-img img {
  transform: scale(1.03);
  filter: brightness(0.8);
}

.featured__caption {
  padding: 0.75rem var(--spacing-sm);
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-elevated);
}

.featured__caption h3 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.featured__caption p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* --- 8. Page Header --- */
.page-header {
  padding-top: calc(var(--header-height) + var(--spacing-lg));
  padding-bottom: var(--spacing-lg);
  text-align: center;
}

.page-header h1 {
  color: var(--color-accent);
}

.page-header__line {
  width: 60px;
  height: 1px;
  background-color: var(--color-accent);
  margin: var(--spacing-sm) auto 0;
}

/* --- 9. Biografia --- */
.bio-section {
  padding: var(--spacing-lg) 0;
}

.bio-section + .bio-section {
  border-top: 1px solid var(--color-border);
}

.bio__quote {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.9;
  color: var(--color-text);
  border-left: 3px solid var(--color-accent);
  padding-left: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.bio__attribution {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-accent);
  font-style: normal;
  letter-spacing: 0.05em;
}

.bio__divider {
  width: 100%;
  max-width: 500px;
  margin: var(--spacing-lg) auto;
  overflow: hidden;
}

.bio__divider img {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: contain;
  filter: brightness(0.6);
}

/* --- 10. Esposizioni --- */
.cv-section {
  margin-bottom: var(--spacing-lg);
}

.cv-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  align-items: start;
}

@media (min-width: 600px) {
  .cv-layout {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }
}

.cv-image {
  overflow: hidden;
}

.cv-image img {
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: brightness(0.85);
}

.cv-list {
  display: grid;
  gap: var(--spacing-sm);
}

.cv-list dt {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.cv-list dd {
  color: var(--color-text);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
}

.timeline {
  margin-top: var(--spacing-md);
}

.timeline__year {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-accent);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--color-border);
}

.timeline__year:first-child {
  margin-top: 0;
}

.timeline__item {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-sm);
  border-left: 1px solid var(--color-border);
  margin-left: 0.5rem;
}

.timeline__date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.timeline__event {
  font-weight: 500;
}

.timeline__place {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* --- 11. Gallery & Masonry --- */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1.2rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-btn[aria-pressed="true"] {
  border-color: var(--color-accent);
  background-color: var(--color-accent);
  color: var(--color-bg);
}

.masonry-grid {
  column-count: 1;
  column-gap: 16px;
}

@media (min-width: 600px) {
  .masonry-grid { column-count: 2; }
}

@media (min-width: 900px) {
  .masonry-grid { column-count: 3; }
}

@media (min-width: 1200px) {
  .masonry-grid { column-count: 4; }
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: 16px;
  cursor: pointer;
  overflow: hidden;
  background-color: var(--color-bg-elevated);
  transition: opacity var(--transition-base);
}

.masonry-item.is-hidden {
  display: none;
}

.masonry-item img {
  width: 100%;
  display: block;
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.masonry-item:hover img {
  transform: scale(1.03);
  filter: brightness(0.8);
}

.masonry-item__caption {
  padding: 0.75rem;
}

.masonry-item__title {
  font-family: var(--font-display);
  font-size: 1rem;
  margin-bottom: 0.15rem;
}

.masonry-item__info {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* --- 12. Lightbox --- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background-color: rgba(0, 0, 0, 0.95);
  align-items: center;
  justify-content: center;
}

.lightbox.is-open {
  display: flex;
}

.lightbox__content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
}

.lightbox__caption {
  text-align: center;
  margin-top: var(--spacing-sm);
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.lightbox__info {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.lightbox__close {
  position: absolute;
  top: -40px;
  right: 0;
  font-size: 1.5rem;
  color: var(--color-text);
  padding: 8px;
  transition: color var(--transition-fast);
}

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

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: var(--color-text);
  padding: 16px;
  transition: color var(--transition-fast);
}

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

.lightbox__nav--prev {
  left: -60px;
}

.lightbox__nav--next {
  right: -60px;
}

@media (max-width: 899px) {
  .lightbox__nav--prev {
    left: 0;
    top: auto;
    bottom: 10px;
    transform: none;
  }

  .lightbox__nav--next {
    right: 0;
    top: auto;
    bottom: 10px;
    transform: none;
  }
}

/* --- 13. Footer --- */
.footer {
  padding: var(--spacing-lg) 0 var(--spacing-md);
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer a {
  color: var(--color-text-muted);
}

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

.footer__links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.footer__copy {
  font-size: 0.75rem;
}

/* --- 14. Animations --- */
@keyframes page-reveal {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

@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;
  }

  .fade-in {
    opacity: 1;
    transform: none;
  }
}

/* --- 15. Utilities --- */
.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;
}

.text-center { text-align: center; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }