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

:root {
  --black:   #111110;
  --white:   #ffffff;
  --gray:    #888886;
  --border:  #e8e8e6;
  --font:    'Archivo', 'Helvetica Neue', Arial, sans-serif;
  --nav-h:   52px;
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--white);
  color: var(--black);
  font-weight: 300;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; cursor: pointer; }
img { display: block; width: 100%; object-fit: cover; }

/* ===== NAVBAR ===== */
#navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 32px;
  width: auto;
  display: block;
  filter: invert(0);
  opacity: 0.85;
  transition: opacity 0.15s;
}
.nav-logo:hover .nav-logo-img { opacity: 1; }

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--gray);
  transition: color 0.15s;
  text-transform: uppercase;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.nav-links a:hover,
.nav-links a.active { color: var(--black); }

.nav-links a.active {
  border-bottom: 1px solid var(--black);
}

.nav-ig { color: var(--gray); }
.nav-ig:hover { color: var(--black); }
.nav-ig svg { display: block; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--black);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

/* ===== HERO ===== */
#hero {
  padding: 80px 24px 64px;
  text-align: center;
}

.hero-name {
  font-size: clamp(2.8rem, 9vw, 7rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: 18px;
  color: var(--black);
}

.hero-role {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray);
}

/* ===== FILTER BAR ===== */
#filter-bar {
  position: sticky;
  top: var(--nav-h);
  z-index: 90;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: center;
  align-items: center;
}

.filter-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
  cursor: pointer;
  padding: 12px 24px;
  min-height: 44px;
  transition: color 0.15s, border-color 0.15s;
}
.filter-btn:hover { color: var(--black); }
.filter-btn.active {
  color: var(--black);
  border-bottom-color: var(--black);
}

/* ===== GALLERY ===== */
#gallery {
  padding: 8px;
}

.gallery {
  column-count: 4;
  column-gap: 6px;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 6px;
  overflow: hidden;
  cursor: zoom-in;
  position: relative;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.gallery-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.gallery-item img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.45s var(--ease), opacity 0.3s;
}
.gallery-item:hover img {
  transform: scale(1.03);
  opacity: 1;
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.45) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.35s var(--ease);
  pointer-events: none;
}
.gallery-item:hover::after { opacity: 1; }

.gallery-item-icon {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  opacity: 0;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
  pointer-events: none;
  z-index: 2;
  color: #fff;
}
.gallery-item:hover .gallery-item-icon {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.gallery-item.hidden { display: none; }

@media (prefers-reduced-motion: reduce) {
  .gallery-item { opacity: 1; transform: none; transition: none; }
}

/* ===== ABOUT ===== */
#about {
  padding: 80px 20px 80px;
  border-top: 1px solid var(--border);
  max-width: 900px;
  margin: 0 auto;
}

.about-inner {
  display: block;
}

.about-img-wrap img {
  width: 100%;
  height: auto;
}

.about-text h2 {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.about-text p {
  font-size: 14px;
  line-height: 1.85;
  color: #444;
  margin-bottom: 32px;
}

.about-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.about-contact a {
  font-size: 13px;
  color: var(--gray);
  transition: color 0.15s;
  letter-spacing: 0.03em;
}
.about-contact a:hover { color: var(--black); }

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border);
  padding: 20px;
  text-align: center;
}
footer p {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gray);
  text-transform: uppercase;
}

/* ===== LIGHTBOX ===== */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  z-index: 999;
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }

#lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  width: auto;
  height: auto;
  object-fit: contain;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: none;
  border: none;
  color: rgba(255,255,255,0.65);
  cursor: pointer;
  transition: color 0.15s;
  padding: 16px;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  line-height: 1;
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover { color: #fff; }

.lightbox-close { top: 16px; right: 20px; font-size: 2rem; }
.lightbox-prev  { left: 12px;  top: 50%; transform: translateY(-50%); font-size: 2.5rem; }
.lightbox-next  { right: 12px; top: 50%; transform: translateY(-50%); font-size: 2.5rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .gallery { column-count: 3; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-links {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: flex;
    padding: 12px 20px;
    width: 100%;
    border-bottom: none !important;
  }

  #hero { padding: 48px 24px 40px; }
  #gallery { padding: 5px; }
  .gallery { column-count: 2; }

  #about { padding: 48px 16px; }
}

@media (max-width: 600px) {
  #gallery { padding: 3px; }
  .gallery { column-count: 2; column-gap: 3px; }
  .gallery-item { margin-bottom: 3px; }

  /* lightbox full-screen on mobile */
  .lightbox { background: #000; }
  #lightbox-img {
    max-width: 100vw;
    max-height: 100vh;
  }
  .lightbox-prev { left: 0; font-size: 2rem; }
  .lightbox-next { right: 0; font-size: 2rem; }
  .lightbox-close { top: 12px; right: 12px; }

  /* touch: always show overlay + icon on mobile */
  .gallery-item::after { opacity: 0.6; }
  .gallery-item .gallery-item-icon {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@media (max-width: 400px) {
  .gallery { column-count: 1; }
}