/* ==========================================================================
   Alessia Zanetti — portfolio styles
   Edit the variables below to change the whole site's look.
   ========================================================================== */

:root {
  --bg: #faf9f7;
  --text: #1d1d1b;
  --muted: #6f6c66;
  --line: #e4e1db;
  --accent: #8a3b2a;

  --font-body: "Helvetica Neue", Arial, sans-serif;
  --font-display: Georgia, "Times New Roman", serif;

  --max-width: 1200px;
  --gap: clamp(1rem, 2.5vw, 2rem);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 1rem/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main { flex: 1; }

/* ---------- Page backgrounds ----------
   A fixed layer behind the page. background-size: cover keeps each image's
   proportions and crops the edges to fill any screen size.
   Choose a background per page with a class on <body>, e.g. <body class="bg-stone">. */

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--bg) var(--bg-image, none) center / cover no-repeat;
  pointer-events: none;
}
.bg-marble-light { --bg-image: url("../images/backgrounds/marble-light.jpg"); }
.bg-plaster      { --bg-image: url("../images/backgrounds/plaster.jpg"); }
.bg-marble-taupe { --bg-image: url("../images/backgrounds/marble-taupe.jpg"); }
.bg-stone        { --bg-image: url("../images/backgrounds/stone.jpg"); }

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

a { color: inherit; text-underline-offset: 0.2em; }
a:hover { color: var(--accent); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: normal;
  line-height: 1.2;
  margin: 0 0 0.6em;
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); }
h3 { font-size: 1.15rem; }

.container {
  width: min(100% - 2 * var(--gap), var(--max-width));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  background: var(--text);
  color: var(--bg);
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ---------- Header / nav ---------- */

.site-header { border-bottom: 1px solid var(--line); }
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.25rem;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  text-decoration: none;
  letter-spacing: 0.02em;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  padding: 0.4rem 0.75rem;
  font: inherit;
  cursor: pointer;
}

.site-nav ul {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.site-nav a[aria-current="page"] {
  border-bottom: 1px solid currentColor;
}

@media (max-width: 640px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; width: 100%; }
  .site-nav.open { display: block; }
  .site-header .container { flex-wrap: wrap; }
  .site-nav ul { flex-direction: column; gap: 0.75rem; padding-top: 0.5rem; }
}

/* ---------- Sections ---------- */

.section { padding-block: clamp(2.5rem, 7vw, 5rem); }

.hero {
  padding-block: clamp(3rem, 10vw, 7rem);
  text-align: center;
}
.hero p {
  color: var(--muted);
  max-width: 38rem;
  margin: 0 auto 2rem;
  font-size: 1.1rem;
}

.button {
  display: inline-block;
  padding: 0.75rem 1.6rem;
  border: 1px solid var(--text);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: none;
  cursor: pointer;
  font-family: inherit;
  color: var(--text);
}
.button:hover { background: var(--text); color: var(--bg); }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 2rem;
}

/* ---------- Gallery grid ---------- */

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.filters button {
  background: none;
  border: 1px solid var(--line);
  padding: 0.4rem 0.9rem;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--muted);
}
.filters button[aria-pressed="true"] {
  border-color: var(--text);
  color: var(--text);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--gap);
}

.card { margin: 0; }
.card button {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
  font: inherit;
  color: inherit;
  text-align: left;
}
.card .frame {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--line);
}
.card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, opacity 0.3s;
}
.card button:hover img,
.card button:focus-visible img { transform: scale(1.03); }

.card figcaption { padding-top: 0.75rem; }
.card .title { font-family: var(--font-display); font-size: 1.05rem; }
.card .meta { color: var(--muted); font-size: 0.85rem; }
.sold::after {
  content: "";
  display: inline-block;
  width: 0.55em;
  height: 0.55em;
  margin-left: 0.4em;
  border-radius: 50%;
  background: var(--accent);
  vertical-align: middle;
}

/* ---------- Lightbox ---------- */

.lightbox {
  border: 0;
  padding: 0;
  max-width: 100vw;
  max-height: 100vh;
  width: 100vw;
  height: 100vh;
  background: rgba(20, 20, 18, 0.96);
  color: #f2f0ec;
}
.lightbox::backdrop { background: transparent; }
.lightbox-inner {
  height: 100%;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  place-items: center;
  padding: 3.5rem 4rem 1.5rem;
}
.lightbox img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.lightbox-caption {
  text-align: center;
  padding-top: 1rem;
  font-size: 0.9rem;
}
.lightbox-caption .title { font-family: var(--font-display); font-size: 1.15rem; }
.lightbox-caption .meta { color: #b3afa7; }
.lightbox button {
  position: absolute;
  background: none;
  border: 0;
  color: inherit;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.75rem;
  opacity: 0.75;
}
.lightbox button:hover { opacity: 1; }
.lb-close { top: 0.5rem; right: 0.75rem; }
.lb-prev { left: 0.5rem; top: 50%; transform: translateY(-50%); }
.lb-next { right: 0.5rem; top: 50%; transform: translateY(-50%); }

@media (max-width: 640px) {
  .lightbox-inner { padding: 3.5rem 0.5rem 1rem; }
  .lb-prev, .lb-next { top: auto; bottom: 0.5rem; transform: none; }
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (max-width: 760px) { .about-grid { grid-template-columns: 1fr; } }

.portrait { background: var(--line); aspect-ratio: 4 / 5; overflow: hidden; }
.portrait img { width: 100%; height: 100%; object-fit: cover; }

.statement {
  font-family: var(--font-display);
  font-size: 1.2rem;
  border-left: 2px solid var(--accent);
  padding-left: 1.25rem;
  margin: 2rem 0;
}

.cv h2 { margin-top: 2.5rem; }
.cv h3 { margin: 2rem 0 0.75rem; }
.cv dl { display: grid; grid-template-columns: 7.5rem 1fr; gap: 0.5rem 1rem; margin: 0; }
.cv dt { white-space: nowrap; }
@media (max-width: 480px) {
  .cv dl { grid-template-columns: 1fr; gap: 0; }
  .cv dl dd { margin-bottom: 0.6rem; }
}
.cv dt { color: var(--muted); }
.cv dd { margin: 0; }

/* ---------- Contact ---------- */

.contact-form { display: grid; gap: 1.25rem; max-width: 34rem; }
.contact-form label { display: grid; gap: 0.35rem; font-size: 0.9rem; }
.contact-form input,
.contact-form textarea {
  font: inherit;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  background: #fff;
}
.contact-form input:focus,
.contact-form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.contact-form textarea { min-height: 9rem; resize: vertical; }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.5rem;
}
.site-footer ul { display: flex; gap: 1.25rem; list-style: none; margin: 0; padding: 0; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}