:root {
  --paper: #fbfaf6;
  --ink: #11110f;
  --muted: #8d8a82;
  --line: rgba(17, 17, 15, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

a,
button {
  color: inherit;
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(16px, 3vw, 34px);
  pointer-events: none;
}

.brand,
.nav a,
.text-button {
  pointer-events: auto;
  text-decoration: none;
  text-transform: lowercase;
  letter-spacing: -0.04em;
  line-height: 1;
}

.brand {
  font-size: clamp(18px, 2.3vw, 31px);
  font-weight: 700;
}

.nav {
  display: flex;
  gap: 18px;
  align-items: center;
  font-size: 14px;
}

.text-button {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.text-button:hover,
.nav a:hover {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.stage {
  position: relative;
  width: 100vw;
  height: 100svh;
  overflow: hidden;
  touch-action: none;
}

.project-dock {
  position: fixed;
  z-index: 45;
  left: clamp(14px, 2.5vw, 32px);
  bottom: clamp(16px, 3vw, 34px);
  display: grid;
  gap: 10px;
  pointer-events: none;
}

.dock-label {
  width: max-content;
  margin: 0;
  color: var(--muted);
  background: transparent;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.08em;
  line-height: 1.1;
  text-transform: lowercase;
}

.project-tabs {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  padding: 7px 8px;
  background: rgba(251, 250, 246, 0.58);
  border: 1px solid rgba(17, 17, 15, 0.13);
  backdrop-filter: blur(14px);
}

.project-tab {
  appearance: none;
  position: relative;
  width: 164px;
  min-height: 29px;
  padding: 7px 8px 7px 0;
  border: 0;
  border-bottom: 1px solid rgba(17, 17, 15, 0.08);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  cursor: pointer;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1;
  text-align: left;
  text-transform: lowercase;
  transform: none;
  transition: color 160ms ease, padding-left 160ms ease, background 160ms ease;
  pointer-events: auto;
}

.project-tab:last-child {
  border-bottom: 0;
}

.project-tab::before {
  content: counter(project-counter, decimal-leading-zero);
  counter-increment: project-counter;
  display: inline-block;
  width: 26px;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.02em;
}

.project-tabs {
  counter-reset: project-counter;
}

.project-tab::after {
  content: '';
  position: absolute;
  left: 26px;
  right: 8px;
  bottom: 8px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.project-tab:hover,
.project-tab.is-selected {
  background: rgba(17, 17, 15, 0.035);
  color: var(--ink);
  padding-left: 10px;
}

.project-tab:hover::after,
.project-tab.is-selected::after {
  transform: scaleX(1);
}

.photo-stack {
  position: absolute;
  inset: 0;
}

.photo-card {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(34vw, 360px);
  max-height: 52svh;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  cursor: grab;
  transform: translate(-50%, -50%);
  transform-origin: center center;
  user-select: none;
  touch-action: none;
  will-change: transform;
}

.photo-card.is-landscape {
  width: min(48vw, 560px);
}

.photo-card.is-active {
  cursor: grabbing;
  box-shadow: none;
}

.photo-card img {
  display: block;
  width: 100%;
  max-height: 52svh;
  object-fit: contain;
  pointer-events: none;
  user-select: none;
}

@media (max-width: 720px) {
  body {
    overflow: hidden;
  }

  .site-header {
    padding: 14px 14px;
  }

  .nav {
    gap: 12px;
    font-size: 13px;
  }

  .photo-card {
    width: min(62vw, 320px);
    max-height: 48svh;
  }

  .photo-card.is-landscape {
    width: min(84vw, 460px);
  }

  .photo-card img {
    max-height: 48svh;
  }

  .project-dock {
    left: 14px;
    right: 14px;
    bottom: 18px;
    gap: 8px;
  }

  .project-tabs {
    display: flex;
    align-items: stretch;
    overflow-x: auto;
    padding: 7px 8px;
    border: 1px solid rgba(17, 17, 15, 0.13);
  }

  .project-tab {
    flex: 0 0 auto;
    width: auto;
    min-width: 116px;
    min-height: 34px;
    padding: 8px 12px 8px 0;
    border-right: 1px solid rgba(17, 17, 15, 0.08);
    border-bottom: 0;
  }

  .project-tab:hover,
  .project-tab.is-selected {
    padding-left: 8px;
  }

  .project-tab::after {
    left: 32px;
    right: 12px;
  }

}