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

:root {
  --black: #000000;
  --white: #FFFFFF;
  --gray: #888888;
  --gray-light: #E5E5E5;
  --font-sans: 'Instrument Sans', system-ui, sans-serif;
  --font-serif: 'Libre Baskerville', Georgia, serif;
  --transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--black);
  color: var(--white);
  line-height: 1.5;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  mix-blend-mode: difference;
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 4vw;
}

.logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.logo span { font-weight: 400; margin: 0 0.15em; }

.nav { display: flex; gap: 2.5rem; }
.nav a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: opacity var(--transition);
}
.nav a:hover { opacity: 0.6; }

/* Hero — asymmetric layout */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  align-items: end;
}

.hero__content {
  padding: 8rem 4vw 4rem;
  max-width: 560px;
}

.hero__tag {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 2rem;
}

.hero__content h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero__content h1 em { font-style: italic; }

.hero__content > p {
  color: var(--gray);
  font-size: 1rem;
  max-width: 38ch;
}

.hero__visual {
  height: 100vh;
  overflow: hidden;
}

.hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

/* Gallery */
.gallery-section { padding: 6rem 4vw; }

.gallery-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.gallery-header h2 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 400;
}

.category-filter { display: flex; gap: 0.25rem; }

.cat-btn {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.6rem 1.2rem;
  background: transparent;
  border: 1px solid var(--gray);
  color: var(--gray);
  cursor: pointer;
  transition: var(--transition);
}

.cat-btn:hover,
.cat-btn.active {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

/* Masonry grid */
.masonry {
  columns: 3;
  column-gap: 0.75rem;
}

.masonry__item {
  break-inside: avoid;
  margin-bottom: 0.75rem;
  cursor: pointer;
  overflow: hidden;
  position: relative;
}

.masonry__item.hidden { display: none; }

.masonry__item img {
  width: 100%;
  filter: grayscale(100%);
  transition: filter var(--transition), transform 0.5s ease;
}

.masonry__item:hover img {
  filter: grayscale(0%);
  transform: scale(1.03);
}

.masonry__item--tall img { aspect-ratio: 2/3; object-fit: cover; }
.masonry__item--wide { column-span: all; }
.masonry__item--wide img { aspect-ratio: 21/9; object-fit: cover; }

/* Pricing */
.pricing {
  padding: 6rem 4vw;
  background: var(--white);
  color: var(--black);
}

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

.pricing h2 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.pricing__sub { color: var(--gray); margin-bottom: 3rem; }

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.package {
  border: 1px solid var(--gray-light);
  padding: 2rem;
  position: relative;
  transition: var(--transition);
}

.package:hover { border-color: var(--black); }

.package--featured {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

.package__badge {
  position: absolute;
  top: -0.75rem;
  right: 1.5rem;
  background: var(--white);
  color: var(--black);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
}

.package h3 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.package__price {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.package__price span { font-size: 1rem; font-family: var(--font-sans); color: var(--gray); }

.package--featured .package__price span { color: var(--gray); }

.package ul { list-style: none; margin-bottom: 2rem; }

.package li {
  font-size: 0.9rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.package--featured li { border-color: rgba(255, 255, 255, 0.1); }

.package__btn {
  display: block;
  text-align: center;
  padding: 0.85rem;
  border: 1px solid currentColor;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: var(--transition);
}

.package__btn:hover { background: var(--black); color: var(--white); }
.package--featured .package__btn:hover { background: var(--white); color: var(--black); }

/* Contact */
.contact {
  padding: 6rem 4vw;
  text-align: center;
}

.contact h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  margin-bottom: 2rem;
}

.contact__form {
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact__form input,
.contact__form select,
.contact__form textarea {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  padding: 1rem;
  background: transparent;
  border: 1px solid var(--gray);
  color: var(--white);
}

.contact__form input::placeholder,
.contact__form textarea::placeholder { color: var(--gray); }

.contact__form select option { background: var(--black); color: var(--white); }

.contact__form button {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 1rem;
  background: var(--white);
  color: var(--black);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.contact__form button:hover { opacity: 0.85; }

.form-success {
  color: #86EFAC;
  font-size: 0.9rem;
  padding: 0.75rem;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox[hidden] { display: none; }

.lightbox__content { max-width: 85vw; max-height: 85vh; text-align: center; }

.lightbox__content img {
  max-width: 85vw;
  max-height: 75vh;
  object-fit: contain;
}

.lightbox__content figcaption {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--gray);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lightbox__close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  background: none;
  border: none;
  color: var(--white);
  font-size: 2.5rem;
  cursor: pointer;
  line-height: 1;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: 1px solid var(--gray);
  color: var(--white);
  width: 48px;
  height: 48px;
  font-size: 1.25rem;
  cursor: pointer;
  transition: var(--transition);
}

.lightbox__nav:hover { background: var(--white); color: var(--black); }
.lightbox__nav--prev { left: 2rem; }
.lightbox__nav--next { right: 2rem; }

/* Footer */
.footer {
  padding: 2rem 4vw;
  text-align: center;
  font-size: 0.75rem;
  color: var(--gray);
  letter-spacing: 0.05em;
}

/* Mobile */
@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero__visual { height: 50vh; order: -1; }
  .hero__content { padding-top: 6rem; }

  .masonry { columns: 2; }

  .pricing__grid { grid-template-columns: 1fr; }

  .gallery-header { flex-direction: column; align-items: flex-start; }

  .category-filter { flex-wrap: wrap; }

  .lightbox__nav--prev { left: 0.5rem; }
  .lightbox__nav--next { right: 0.5rem; }
}

@media (max-width: 480px) {
  .masonry { columns: 1; }
}