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

:root {
  --black: #111;
  --white: #fff;
  --gray: #999;
  --light: #e8e8e8;
  --font: 'Helvetica Neue', HelveticaNeue, Helvetica, Arial, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--white);
  color: var(--black);
  font-family: var(--font);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

/* ===== NAV ===== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.6rem 2.5rem;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.nav-logo {
  font-family: var(--font);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray);
  transition: color 0.2s;
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 200;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--black);
  transition: all 0.3s;
}

/* ===== PAGE ===== */
.page { display: none; min-height: 100vh; }
.page.active { display: block; }

/* ===== HERO ===== */
.hero {
  height: 100vh;
  position: relative;
  overflow: hidden;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-text {
  position: absolute;
  bottom: 3rem;
  left: 2.5rem;
}

.hero-text h1 {
  font-family: var(--font);
  font-size: clamp(2.8rem, 6vw, 7rem);
  font-weight: 700;
  line-height: 1;
  color: var(--white);
  letter-spacing: -0.03em;
}

.hero-text h1 em {
  font-style: normal;
}

.hero-caption {
  margin-top: 1.2rem;
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}

/* ===== HOME: INTRO ===== */
.intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 80vh;
}

.intro-img {
  overflow: hidden;
}

.intro-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.intro-img:hover img {
  transform: scale(1.02);
}

.intro-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5rem 4rem;
}

.label {
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 2.5rem;
}

.intro-text h2 {
  font-family: var(--font);
  font-size: clamp(2rem, 3.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.05;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.intro-text h2 em {
  font-style: normal;
}

.intro-text p {
  font-size: 0.88rem;
  color: var(--gray);
  line-height: 1.9;
  max-width: 380px;
  margin-bottom: 3rem;
}

.link-arrow {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--black);
  padding-bottom: 2px;
  display: inline-block;
  cursor: pointer;
  transition: opacity 0.2s;
}

.link-arrow:hover { opacity: 0.5; }

/* ===== HOME: SERVICES ===== */
.services {
  border-top: 1px solid var(--light);
}

.services-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.service-item {
  padding: 4rem 3rem;
  border-right: 1px solid var(--light);
}

.service-item:last-child {
  border-right: none;
}

.service-item .label {
  margin-bottom: 1.5rem;
}

.service-item h3 {
  font-family: var(--font);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.service-item p {
  font-size: 0.83rem;
  color: var(--gray);
  line-height: 1.85;
}

/* ===== HOME: IMAGE STRIP ===== */
.image-strip {
  display: grid;
  grid-template-columns: 1fr;
  height: 70vh;
  border-top: 1px solid var(--light);
}

.strip-item {
  overflow: hidden;
  cursor: pointer;
  border-right: 1px solid var(--light);
}

.strip-item:last-child { border-right: none; }

.strip-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.strip-item:hover img {
  transform: scale(1.04);
}

.strip-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.strip-fallback {
  display: none;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 900px) {
  .strip-video { display: none; }
  .strip-fallback { display: block; }
}

/* ===== HOME: FOOTER CTA ===== */
.home-cta {
  padding: 8rem 2.5rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  border-top: 1px solid var(--light);
  flex-wrap: wrap;
  gap: 2rem;
}

.home-cta h2 {
  font-family: var(--font);
  font-size: clamp(2.5rem, 5vw, 6rem);
  font-weight: 700;
  line-height: 1;
  max-width: 700px;
  letter-spacing: -0.03em;
}

.home-cta h2 em { font-style: normal; }

/* ===== PORTFOLIO ===== */
.portfolio-header {
  padding: 10rem 2.5rem 3rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--light);
}

.portfolio-header h1 {
  font-family: var(--font);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.portfolio-header .label {
  margin-bottom: 0;
}

.masonry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 33vw;
  gap: 0;
}

.masonry-item {
  overflow: hidden;
  cursor: pointer;
  border-bottom: 1px solid var(--light);
  border-right: 1px solid var(--light);
  background: #f4f4f4;
}

.masonry-item img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.6s ease, filter 0.6s ease;
  filter: grayscale(100%);
}

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

/* ===== LIGHTBOX ===== */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.lightbox.open { display: flex; }

.lightbox img {
  max-width: 88vw;
  max-height: 88vh;
  object-fit: contain;
}

.lightbox-close {
  position: fixed;
  top: 1.8rem; right: 2rem;
  font-size: 1.2rem;
  color: var(--white);
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font);
  letter-spacing: 0.1em;
  opacity: 0.5;
  transition: opacity 0.2s;
  text-transform: uppercase;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
}

.lightbox-close:hover { opacity: 1; }

.lightbox-prev,
.lightbox-next {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--white);
  cursor: pointer;
  opacity: 0.4;
  transition: opacity 0.2s;
  z-index: 1001;
  padding: 2rem;
  font-size: 1rem;
  font-family: var(--font);
}

.lightbox-prev { left: 0; }
.lightbox-next { right: 0; }
.lightbox-prev:hover, .lightbox-next:hover { opacity: 1; }

/* ===== CONTACT ===== */
.contact-wrap {
  padding-top: 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
}

.contact-info {
  padding: 6rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--light);
}

.contact-info-top h2 {
  font-family: var(--font);
  font-size: clamp(2.5rem, 4vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  margin-top: 2rem;
  margin-bottom: 3rem;
  letter-spacing: -0.03em;
}

.contact-info-top h2 em { font-style: normal; }

.contact-info-top p {
  font-size: 0.85rem;
  color: var(--gray);
  line-height: 1.9;
  max-width: 340px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-top: 4rem;
}

.contact-item-label {
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray);
  display: block;
  margin-bottom: 0.4rem;
}

.contact-item-value {
  font-size: 0.88rem;
  color: var(--black);
}

.contact-form-wrap {
  padding: 6rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-form-wrap .label {
  margin-bottom: 2.5rem;
}

.form-group {
  margin-bottom: 1.8rem;
}

.form-group label {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 0.7rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 0;
  border: none;
  border-bottom: 1px solid var(--light);
  background: transparent;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--black);
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-bottom-color: var(--black);
}

.form-group textarea {
  resize: none;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.submit-btn {
  margin-top: 2.5rem;
  padding: 0;
  background: none;
  color: var(--black);
  border: none;
  font-family: var(--font);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  cursor: pointer;
  border-bottom: 1px solid var(--black);
  padding-bottom: 2px;
  display: inline-block;
  transition: opacity 0.2s;
}

.submit-btn:hover { opacity: 0.4; }

.success-msg {
  display: none;
  font-size: 0.8rem;
  color: var(--gray);
  margin-top: 1.5rem;
  letter-spacing: 0.05em;
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--light);
  padding: 1.8rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
  flex-wrap: wrap;
  gap: 1rem;
}

footer a {
  color: var(--gray);
  transition: color 0.2s;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  nav { padding: 1.4rem 1.5rem; }

  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--white);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    z-index: 99;
  }

  .nav-links.open { display: flex; }
  .nav-links a { font-size: 0.8rem; }
  .nav-toggle { display: flex; }

  .intro { grid-template-columns: 1fr; }
  .intro-img { height: 60vw; }
  .intro-text { padding: 3rem 1.5rem; }

  .services-row { grid-template-columns: 1fr; }
  .service-item { border-right: none; border-bottom: 1px solid var(--light); padding: 3rem 1.5rem; }
  .service-item:last-child { border-bottom: none; }

  .image-strip { grid-template-columns: 1fr 1fr; height: auto; }
  .image-strip .strip-item { height: 50vw; }
  .image-strip .strip-item:last-child { display: none; }

  .home-cta { padding: 5rem 1.5rem; }

  .masonry-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 50vw; }

  .portfolio-header { flex-direction: column; gap: 0.5rem; padding: 8rem 1.5rem 2rem; }

  .contact-wrap { grid-template-columns: 1fr; }
  .contact-info { padding: 4rem 1.5rem 3rem; border-right: none; border-bottom: 1px solid var(--light); }
  .contact-form-wrap { padding: 3rem 1.5rem 5rem; }
  .form-row { grid-template-columns: 1fr; gap: 0; }

  footer { padding: 1.5rem; }
}

@media (max-width: 560px) {
  .masonry-grid { grid-template-columns: 1fr; grid-auto-rows: 100vw; }
  .image-strip { grid-template-columns: 1fr; height: auto; }
  .image-strip .strip-item { height: 80vw; display: block; }
}