:root {
  --bg: #0e0e0e;
  --fg: #f2f2f0;
  --muted: #8a8a86;
  --line: #262626;
  --tab-line: #4a4a47;
  --tab-fill: #d6d6d2;
  --subtab-fill: #2a2a28;
  --surface: #1a1a1a;
  --gutter: 16px;
  --section-gap: 72px;
  --max-width: 1400px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  color-scheme: dark;
}

@media (min-width: 768px) {
  :root {
    --gutter: 32px;
    --section-gap: 96px;
  }
}

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

html {
  scrollbar-gutter: stable;
}

/* No page scroll behind the open lightbox */
html:has(.lightbox[open]) {
  overflow: hidden;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img,
video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 4px;
}

/* Header */

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px var(--gutter);
}

.logo {
  font-weight: 600;
  letter-spacing: -0.01em;
}

nav {
  display: flex;
  gap: 16px;
}

@media (min-width: 768px) {
  nav {
    gap: 24px;
  }
}

nav a {
  color: var(--muted);
  transition: color 150ms ease;
}

@media (hover: hover) and (pointer: fine) {
  nav a:hover {
    color: var(--fg);
  }
}

/* Main */

/* A gap, not margins, so a hidden section leaves no empty space */
main {
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

section[id] {
  scroll-margin-top: 24px;
}

h2 {
  margin: 0 0 24px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Hero */

/* Wide like a cinema screen from 768px. 16:9 on a phone, because 21:9 is too low there.
   The box keeps its size while the video list loads, so the page below does not jump. */
.hero {
  aspect-ratio: 16 / 9;
  background: var(--surface);
}

@media (min-width: 768px) {
  .hero {
    aspect-ratio: 21 / 9;
  }
}

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

/* Category tabs */

/* Square tabs that stand on a line. The open tab is filled light grey with dark text. */

.tabs {
  display: flex;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--tab-line);
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs::-webkit-scrollbar {
  display: none;
}

.tab {
  flex: 0 0 auto;
  padding: 12px 20px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.4;
  cursor: pointer;
  transition:
    color 150ms ease,
    background-color 150ms ease;
}

.tab:focus-visible {
  outline-offset: -4px;
}

.tab[aria-pressed="true"] {
  background: var(--tab-fill);
  color: var(--bg);
  font-weight: 500;
}

.tab[aria-pressed="true"]:focus-visible {
  outline-color: var(--bg);
}

@media (hover: hover) and (pointer: fine) {
  .tab:not([aria-pressed="true"]):hover {
    background: var(--surface);
    color: var(--fg);
  }
}

/* Subcategory tabs: a smaller second row under the line. The open one has a dark fill, so the
   light fill of the category tab above stays the strongest mark. */

.subtabs {
  display: flex;
  gap: 4px;
  margin: -12px 0 24px;
  overflow-x: auto;
  scrollbar-width: none;
}

.subtabs[hidden] {
  display: none;
}

.subtabs::-webkit-scrollbar {
  display: none;
}

.subtab {
  flex: 0 0 auto;
  padding: 6px 12px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
  cursor: pointer;
  transition:
    color 150ms ease,
    background-color 150ms ease;
}

.subtab:focus-visible {
  outline-offset: -3px;
}

.subtab[aria-pressed="true"] {
  background: var(--subtab-fill);
  color: var(--fg);
}

@media (hover: hover) and (pointer: fine) {
  .subtab:not([aria-pressed="true"]):hover {
    color: var(--fg);
  }
}

/* Video carousel. On a phone the arrows sit over the video, from 768px they sit beside it. */

.carousel {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
}

.carousel-viewport {
  min-width: 0;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  transition: transform 400ms var(--ease-out);
}

.carousel-slide {
  flex: 0 0 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  transition: opacity 200ms ease-out;
}

@starting-style {
  .carousel-slide {
    opacity: 0;
  }
}

.carousel-slide img,
.carousel-slide video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Large thin chevrons without a background */
.carousel-arrow {
  position: absolute;
  top: 50%;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 48px;
  height: 80px;
  padding: 0;
  translate: 0 -50%;
  border: 0;
  background: transparent;
  color: var(--fg);
  opacity: 0.85;
  cursor: pointer;
  /* Keeps the chevron visible over a light video on a phone */
  filter: drop-shadow(0 1px 2px rgb(0 0 0 / 0.6));
  transition:
    opacity 150ms ease,
    transform 160ms ease-out;
}

.carousel-arrow svg {
  width: 24px;
  height: 48px;
}

.carousel-arrow path {
  vector-effect: non-scaling-stroke;
}

.carousel-arrow[hidden] {
  display: none;
}

.carousel-arrow--prev {
  left: 0;
}

.carousel-arrow--next {
  right: 0;
}

.carousel-arrow:active {
  transform: scale(0.95);
}

@media (hover: hover) and (pointer: fine) {
  .carousel-arrow:hover {
    opacity: 1;
  }
}

@media (min-width: 768px) {
  .carousel {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 8px;
  }

  .carousel-arrow {
    position: static;
    width: 56px;
    height: 120px;
    translate: none;
    opacity: 0.6;
    filter: none;
  }

  .carousel-arrow svg {
    width: 36px;
    height: 80px;
  }
}

/* Thumbnail row under the carousel */

.thumbs {
  position: relative;
  display: flex;
  gap: 8px;
  margin-top: 16px;
  padding: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.thumbs::-webkit-scrollbar {
  display: none;
}

/* Centers the row when it fits, and keeps the first thumbnail reachable when it does not */
.thumb:first-child {
  margin-left: auto;
}

.thumb:last-child {
  margin-right: auto;
}

.thumb {
  flex: 0 0 auto;
  width: 88px;
  aspect-ratio: 16 / 9;
  padding: 0;
  border: 0;
  border-radius: 4px;
  overflow: hidden;
  background: var(--surface);
  cursor: pointer;
  opacity: 0.4;
  transition:
    opacity 150ms ease,
    transform 160ms ease-out;
}

@media (min-width: 768px) {
  .thumb {
    width: 120px;
  }
}

.thumb img,
.thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.thumb[aria-current="true"] {
  opacity: 1;
  outline: 2px solid var(--fg);
  outline-offset: 2px;
}

.thumb:active {
  transform: scale(0.95);
}

@media (hover: hover) and (pointer: fine) {
  .thumb:not([aria-current="true"]):hover {
    opacity: 0.75;
  }
}

/* Photo grid: 2 columns on a phone, 4 from 768px */

.photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

@media (min-width: 768px) {
  .photo-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.photo {
  aspect-ratio: 4 / 5;
  padding: 0;
  border: 0;
  overflow: hidden;
  background: var(--surface);
  cursor: zoom-in;
  transition:
    opacity 200ms ease-out,
    transform 160ms ease-out;
}

@starting-style {
  .photo {
    opacity: 0;
  }
}

.photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 150ms ease;
}

.photo:active {
  transform: scale(0.98);
}

@media (hover: hover) and (pointer: fine) {
  .photo:hover img {
    opacity: 0.85;
  }
}

/* Lightbox. It closes faster than it opens. */

.lightbox {
  max-width: none;
  max-height: none;
  padding: 0;
  border: 0;
  overflow: visible;
  background: transparent;
  opacity: 0;
  transform: scale(0.96);
  transition:
    opacity 150ms ease-out,
    transform 150ms ease-out,
    overlay 150ms ease-out allow-discrete,
    display 150ms ease-out allow-discrete;
}

.lightbox[open] {
  opacity: 1;
  transform: none;
  transition-duration: 200ms;
}

@starting-style {
  .lightbox[open] {
    opacity: 0;
    transform: scale(0.96);
  }
}

.lightbox::backdrop {
  background: rgb(0 0 0 / 0);
  transition:
    background-color 150ms ease-out,
    overlay 150ms ease-out allow-discrete,
    display 150ms ease-out allow-discrete;
}

.lightbox[open]::backdrop {
  background: rgb(0 0 0 / 0.85);
  transition-duration: 200ms;
}

@starting-style {
  .lightbox[open]::backdrop {
    background: rgb(0 0 0 / 0);
  }
}

.lightbox img {
  width: auto;
  height: auto;
  max-width: min(100vw - 32px, 1100px);
  max-height: 80vh;
  max-height: 80dvh;
}

.lightbox-close {
  position: absolute;
  top: 12px;
  right: 12px;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: rgb(14 14 14 / 0.7);
  cursor: pointer;
  transition: transform 160ms ease-out;
}

.lightbox-close:active {
  transform: scale(0.95);
}

/* About and contact */

#about p {
  max-width: 60ch;
  margin: 0 0 16px;
  font-size: 18px;
}

#about p:last-child {
  margin-bottom: 0;
}

/* The opening statement: what he delivers, larger than the rest */
#about .about-lead {
  max-width: 20ch;
  margin-bottom: 32px;
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 24px;
}

.contact-links a {
  transition: color 150ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .contact-links a:hover {
    color: var(--muted);
  }
}

/* Footer */

.site-footer {
  max-width: var(--max-width);
  margin: var(--section-gap) auto 0;
  padding: 32px var(--gutter);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

/* Reduced motion: no sliding or scaling, the fades stay */

@media (prefers-reduced-motion: reduce) {
  .carousel-track {
    transition: none;
  }

  .lightbox,
  .lightbox[open] {
    transform: none;
  }

  @starting-style {
    .lightbox[open] {
      transform: none;
    }
  }
}