/* ============================================
   Robert Piccart — Artist Portfolio
   ============================================ */

/* --- Fonts --- */
@font-face {
  font-family: 'Poiret One';
  src: url('../fonts/poiret-one.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Open Sans';
  src: url('../fonts/open-sans.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* --- Custom Properties --- */
:root {
  --color-bg: #FAFAF8;
  --color-text: #1A1A1A;
  --color-text-muted: #626262;
  --color-text-light: #8A8A8A;
  --color-accent: #534741;
  --color-accent-red: #BF0000;
  --color-border: #E0DDD8;
  --color-white: #FFFFFF;

  --font-display: 'Poiret One', 'Georgia', serif;
  --font-body: 'Courier New', 'Courier', monospace;
  --font-nav: 'Open Sans', 'Helvetica Neue', Arial, sans-serif;

  --max-width: 1200px;
  --header-height: 80px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
}

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

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

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

.lightbox-close:focus-visible,
.lightbox-prev:focus-visible,
.lightbox-next:focus-visible {
  outline: none;
  opacity: 1;
}

.gallery-item:focus-visible img {
  transform: scale(1.03);
  filter: brightness(1.05);
}

.gallery-item:focus-visible figcaption {
  color: var(--color-text);
}

nav a[aria-current="page"] {
  color: var(--color-text);
  border-bottom: 1px solid var(--color-text);
}

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

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 2px solid var(--color-accent-red);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.site-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: 0.15em;
  white-space: nowrap;
}

.site-title a {
  color: inherit;
}

.site-title a:hover {
  color: var(--color-text);
}

.site-logo {
  display: inline-block;
  height: 1.3em;
  width: auto;
  vertical-align: baseline;
  margin-right: -0.35em;
  position: relative;
  top: 0.05em;
}

nav {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

nav a {
  font-family: var(--font-nav);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

nav a:hover {
  color: var(--color-text);
}

/* --- Language Toggle --- */
.lang-toggle {
  display: inline-flex;
  align-items: baseline;
  gap: 0.25em;
  font-family: var(--font-nav);
  font-size: 0.8125rem;
}

.lang-btn {
  background: none;
  border: none;
  font-family: inherit;
  font-size: inherit;
  color: var(--color-text-light);
  cursor: pointer;
  padding: 0;
  transition: color 0.2s ease;
}

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

.lang-btn.active {
  color: var(--color-text);
  font-weight: 600;
}

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

/* --- Quote Bar --- */
.quote-bar {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-xs) var(--spacing-md);
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--color-text-light);
  font-style: italic;
}

/* --- Main Content --- */
.main-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
}

/* --- Gallery Grid --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--spacing-lg);
  padding: var(--spacing-md) 0;
}

.gallery-item {
  display: block;
  text-decoration: none;
}

.gallery-item figure {
  position: relative;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: auto;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.03);
  filter: brightness(1.05);
}

.gallery-item figcaption {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: var(--spacing-xs);
  padding-top: var(--spacing-xs);
}

.gallery-item:hover figcaption {
  color: var(--color-text);
}

/* --- Artwork Detail --- */
.artwork-header {
  margin-bottom: var(--spacing-lg);
}

.artwork-title {
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.artwork-nav {
  display: flex;
  gap: var(--spacing-md);
  font-family: var(--font-nav);
  font-size: 0.8125rem;
  margin-top: var(--spacing-sm);
}

.artwork-nav a {
  color: var(--color-text-light);
}

.artwork-nav a:hover {
  color: var(--color-text);
}

.artwork-images {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  align-items: center;
}

.artwork-images img {
  max-width: 100%;
  max-height: 85vh;
  width: auto;
  cursor: pointer;
  transition: filter 0.3s ease;
}

.artwork-images img:hover {
  filter: brightness(1.02);
}

/* --- Lightbox --- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: #787878;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 95vw;
  max-height: 95vh;
  cursor: default;
}

.lightbox-content img {
  max-width: 95vw;
  max-height: calc(95vh - 3rem);
  object-fit: contain;
  transition: opacity 0.15s ease;
}

.lightbox-caption {
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--font-body);
  font-size: 0.875rem;
  margin-top: 0.75rem;
  text-align: center;
  letter-spacing: 0.05em;
}

.lightbox-close {
  position: fixed;
  top: 1rem;
  right: 1.5rem;
  font-size: 1.5rem;
  color: var(--color-text);
  cursor: pointer;
  font-family: system-ui, sans-serif;
  font-weight: 400;
  z-index: 1001;
  opacity: 0.35;
  transition: opacity 0.2s;
  background: none;
  border: none;
  padding: 0.5rem;
  line-height: 1;
}

.lightbox-close:hover {
  opacity: 0.8;
}

.lightbox-prev,
.lightbox-next {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--color-text);
  cursor: pointer;
  font-family: system-ui, sans-serif;
  font-weight: 400;
  z-index: 1001;
  opacity: 0.35;
  transition: opacity 0.2s;
  background: none;
  border: none;
  padding: 1rem;
  line-height: 1;
}

.lightbox-prev:hover,
.lightbox-next:hover {
  opacity: 0.8;
}

.lightbox-prev {
  left: 0.5rem;
}

.lightbox-next {
  right: 0.5rem;
}

/* --- Contact Page --- */
.contact-content {
  max-width: 700px;
}

.contact-content h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
}

.contact-info {
  font-size: 0.9375rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
}

.contact-info a {
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.contact-info a:hover {
  color: var(--color-text);
  border-bottom-color: var(--color-text);
}

.contact-quote {
  font-style: italic;
  color: var(--color-text-muted);
  border-left: 2px solid var(--color-border);
  padding-left: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  font-size: 0.9375rem;
  line-height: 1.8;
}

.contact-quote cite {
  display: block;
  margin-top: var(--spacing-sm);
  font-style: normal;
  font-size: 0.8125rem;
  color: var(--color-text-light);
}

.contact-links {
  margin: var(--spacing-lg) 0;
}

.contact-links h3 {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 400;
  margin-bottom: var(--spacing-sm);
}

.contact-links ul {
  list-style: none;
  font-size: 0.875rem;
  line-height: 2;
}

.contact-links a {
  border-bottom: 1px solid var(--color-border);
}

.contact-portrait {
  max-width: 300px;
  margin: var(--spacing-lg) 0;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
  }

  .quote-bar {
    display: none;
  }

  nav a[data-i18n="pdfLink"] {
    display: none;
  }

  nav {
    gap: var(--spacing-sm);
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--spacing-md);
  }

  .main-content {
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .artwork-images img {
    max-height: 70vh;
  }

  .lightbox-prev,
  .lightbox-next {
    display: none;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }

  .gallery-item figcaption {
    font-size: 0.6875rem;
  }
}