@layer base, layout, components;

@layer base {
  :root {
    --paper: #1a1a1a;
    --ink: #f4f1e9;
    --ink-soft: #8d8d86;
    --rule: rgba(244, 241, 233, 0.18);

    --aircraft: #1b62d6;
    --eventfire: #0f2a63;
    --pbl: #0d2343;
  }

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

  html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 0.875rem;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }

  img { display: block; max-width: 100%; height: auto; }
  a { color: inherit; }
  :focus-visible { outline: 2px solid var(--ink); outline-offset: 4px; }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { transition: none !important; }
    .folder:hover, .folder:focus-visible, .folder:active { transform: none; }
  }
}

@layer layout {
  .bar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    padding: 0.9rem 1.25rem;
    background: rgba(26, 26, 26, 0.9);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--rule);
  }

  .bar .home { grid-column: 1; justify-self: start; font-size: 0.75rem; text-decoration: none; color: var(--ink-soft); }
  .bar .home:hover { color: var(--ink); }


  .bar .logo {
    grid-column: 2;
    font-family: "Anton", Impact, sans-serif;
    font-size: 1.05rem;
    letter-spacing: 0.01em;
    text-decoration: none;
    text-transform: uppercase;
  }

  .bar .end { grid-column: 3; justify-self: end; font-size: 0.75rem; text-decoration: none; color: var(--ink-soft); }
  .bar .end:hover { color: var(--ink); }

  .wrap { width: min(100% - 2.5rem, 68rem); margin-inline: auto; }
}

@layer components {

  .masthead { padding: clamp(3rem, 9vw, 6.5rem) 1.25rem clamp(2.5rem, 6vw, 4.5rem); text-align: center; }

  .masthead .the {
    display: block;
    font-family: "Anton", Impact, sans-serif;
    text-transform: uppercase;
    font-size: clamp(1.6rem, 5vw, 4.25rem);
    line-height: 1;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
    color: var(--ink-soft);
    margin-bottom: clamp(0.3rem, 0.8vw, 0.7rem);
  }

  .masthead h1 {
    font-family: "Anton", Impact, sans-serif;
    font-weight: 400;
    text-transform: uppercase;
    font-size: clamp(1.9rem, 9vw, 8rem);
    line-height: 0.95;
    letter-spacing: -0.01em;
    margin: 0;
    white-space: nowrap;
  }

  .byline {
    font-family: "Instrument Serif", Georgia, serif;
    font-size: clamp(1.6rem, 4vw, 2.9rem);
    line-height: 1.1;
    margin: clamp(1.25rem, 3vw, 2rem) 0 0.35rem;
  }

  .byline a { text-decoration: none; border-bottom: 2px solid var(--rule); padding-bottom: 2px; }
  .byline a:hover { border-bottom-color: var(--ink); }

  .role {
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin: 0;
  }

  .masthead p.lede {
    font-family: "Instrument Serif", Georgia, serif;
    font-size: clamp(1.05rem, 2.2vw, 1.35rem);
    line-height: 1.5;
    color: var(--ink-soft);
    max-width: 34rem;
    margin: 1.5rem auto 0;
  }

  .stack-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    padding: 0 0.25rem 0.6rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--rule);
    font-size: 0.6875rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }

  .cabinet {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 19rem), 24rem));
    justify-content: start;
    gap: 1.75rem 1.5rem;
    margin-bottom: clamp(3rem, 8vw, 6rem);
  }

  .folder {
    position: relative;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--ink);
    min-height: 17rem;
    transform: translateY(0);
    filter: drop-shadow(0 8px 10px rgba(0, 0, 0, 0.5));
    transition: transform 0.26s cubic-bezier(0.2, 0.8, 0.3, 1), filter 0.26s ease;
    will-change: transform, filter;
  }

  .folder:hover, .folder:focus-visible {
    transform: translateY(-12px) rotate(-0.3deg);
    filter: drop-shadow(0 20px 18px rgba(0, 0, 0, 0.55));
  }

  .folder:active { transform: translateY(-3px) rotate(-0.08deg); transition-duration: 0.1s; }

  .tab {
    position: relative;
    align-self: flex-start;
    max-width: 72%;
    height: 2.6rem;
    line-height: 2.6rem;
    padding: 0 1.15rem;
    border-radius: 11px 11px 0 0;
    font-family: "Instrument Serif", Georgia, serif;
    font-size: 1.2rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .tab::after {
    content: "";
    position: absolute;
    bottom: 0;
    right: -11px;
    width: 11px;
    height: 11px;
    background: inherit;
    -webkit-mask: radial-gradient(circle 11px at 100% 0, transparent 0 11px, #000 11px);
    mask: radial-gradient(circle 11px at 100% 0, transparent 0 11px, #000 11px);
  }

  .face {
    flex: 1;
    border-radius: 0 12px 5px 5px;
    padding: 1.35rem 1.35rem 1.15rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
  }

  .face .cat { font-size: 0.6875rem; letter-spacing: 0.09em; text-transform: uppercase; opacity: 0.85; }
  .face p { margin: 0; font-size: 0.8125rem; line-height: 1.65; opacity: 0.95; }

  .face .go {
    margin-top: auto;
    align-self: flex-end;
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    border: 1px solid rgba(244, 241, 233, 0.55);
    display: grid;
    place-items: center;
    font-size: 0.85rem;
    transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
  }

  .folder:hover .face .go,
  .folder:focus-visible .face .go { background: var(--ink); color: var(--paper); border-color: var(--ink); }

  .c-aircraft .tab, .c-aircraft .face, .c-aircraft .body { background: var(--aircraft); }
  .c-eventfire .tab, .c-eventfire .face, .c-eventfire .body { background: var(--eventfire); }
  .c-pbl .tab, .c-pbl .face, .c-pbl .body { background: var(--pbl); }

  /* Detail page: the open file, centred, in the folder's own colour */

  .sheet {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    margin-block: clamp(2rem, 6vw, 4rem) clamp(3rem, 8vw, 6rem);
    color: var(--ink);
  }

  .sheet .tab { align-self: flex-start; max-width: 24rem; cursor: default; }

  .body { border-radius: 0 14px 6px 6px; padding: clamp(1.5rem, 4vw, 3.25rem); }

  /* App-store style product head */

  .appbar {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: clamp(1rem, 3vw, 2rem);
    align-items: start;
    margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  }

  .appicon {
    width: clamp(5rem, 13vw, 8.5rem);
    aspect-ratio: 1;
    border-radius: 22.5%;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.4);
  }

  .appbar h1 { margin: 0 0 0.35rem; font-size: clamp(1.75rem, 5.5vw, 3.75rem); }
  .appbar > div { padding-top: 0.15em; }
  .appbar .sub { margin: 0 0 0.5rem; font-size: clamp(0.95rem, 2vw, 1.3rem); opacity: 0.9; }

  .appbar .price {
    margin: 0 0 0.9rem;
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    opacity: 0.72;
  }

  .appbar .visit { margin-top: 0; justify-self: end; align-self: center; }

  @media (max-width: 52rem) {
    .appbar { grid-template-columns: auto minmax(0, 1fr); }
    .appbar .visit { grid-column: 1 / -1; justify-self: start; margin-top: 0.5rem; }
  }

  /* Spec strip */

  .specs {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
    gap: 0;
    padding: 1.1rem 0;
    margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
    border-top: 1px solid rgba(244, 241, 233, 0.26);
    border-bottom: 1px solid rgba(244, 241, 233, 0.26);
    text-align: center;
    overflow-x: auto;
  }

  .specs div { padding: 0 0.9rem; min-width: 7rem; }
  .specs div + div { border-left: 1px solid rgba(244, 241, 233, 0.22); }

  .specs .k { display: block; font-size: 0.625rem; letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.7; }
  .specs b { display: block; font-size: 1.05rem; font-weight: 500; margin: 0.2rem 0 0.1rem; }
  .specs .v { display: block; font-size: 0.6875rem; opacity: 0.72; }

  /* Screenshot rail */

  .rail-wrap { margin-bottom: clamp(1rem, 3vw, 2rem); }

  .shots {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.75rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
  }

  .shots img {
    flex: 0 0 auto;
    width: clamp(15rem, 42vw, 27rem);
    border-radius: 14px;
    scroll-snap-align: start;
    cursor: zoom-in;
  }


  .body h1 {
    font-family: "Anton", Impact, sans-serif;
    font-weight: 400;
    text-transform: uppercase;
    font-size: clamp(2.25rem, 7vw, 5rem);
    line-height: 0.9;
    margin: 0 0 0.75rem;
  }

  .body .sub {
    font-family: "Instrument Serif", Georgia, serif;
    font-size: clamp(1.1rem, 2.4vw, 1.6rem);
    margin: 0 0 clamp(2rem, 5vw, 3rem);
    opacity: 0.92;
  }

  .meta { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: clamp(2rem, 5vw, 3rem); }

  .meta span {
    border: 1px solid rgba(244, 241, 233, 0.5);
    border-radius: 999px;
    padding: 0.15rem 0.75rem;
    font-size: 0.6875rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  .field {
    display: grid;
    grid-template-columns: 9rem minmax(0, 1fr);
    gap: 1.5rem;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(244, 241, 233, 0.32);
  }

  .field > h2 {
    font-size: 0.6875rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0.3rem 0 0;
    font-weight: 400;
    opacity: 0.85;
  }

  .field p { margin: 0 0 1rem; max-width: 46rem; }
  .field p:last-child { margin-bottom: 0; }

  .entries { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.1rem; }
  .entries b { display: block; font-family: "Instrument Serif", Georgia, serif; font-size: 1.2rem; font-weight: 400; }
  .entries span { display: block; max-width: 46rem; opacity: 0.94; }

  .plates { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); gap: 1rem; }
  .plates img { border-radius: 8px; width: 100%; }
  .field .plates { margin-top: 1rem; }
  .plates.duo { grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); }
  .plates.duo img { border-radius: 10px; }

  .visit {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    margin-top: 2rem;
    padding: 0.78rem 1.6rem;
    border-radius: 999px;
    background: var(--ink);
    color: var(--paper);
    text-decoration: none;
    font-size: 0.8125rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
    transition: transform 0.22s cubic-bezier(0.2, 0.8, 0.3, 1),
                box-shadow 0.22s ease, letter-spacing 0.22s ease;
  }

  .visit:hover, .visit:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.38);
    letter-spacing: 0.08em;
  }

  .visit:active { transform: translateY(0); transition-duration: 0.09s; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3); }

  .visit .arw { display: inline-block; font-size: 1em; transition: transform 0.22s cubic-bezier(0.2, 0.8, 0.3, 1); }
  .visit:hover .arw, .visit:focus-visible .arw { transform: translate(3px, -3px); }

  .portrait {
    border-radius: 10px;
    width: clamp(11rem, 26vw, 19rem);
    justify-self: end;
    margin: 0;
  }

  @media (max-width: 46rem) {
    .about-top { grid-template-columns: 1fr; }
    .portrait { justify-self: start; }
  }

  .foot {
    padding: 2rem 0 3rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 2rem;
    justify-content: space-between;
    font-size: 0.6875rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }

  .foot a { text-decoration: none; }
  .foot a:hover { color: var(--ink); }

  @media (max-width: 44rem) {
    .field { grid-template-columns: 1fr; gap: 0.5rem; }
    .tab { font-size: 1.05rem; }
  }
}

@layer components {
  /* About */

  .about { margin-block: clamp(2rem, 5vw, 3.25rem) clamp(1.5rem, 4vw, 2.5rem); }

  .about-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: clamp(2rem, 6vw, 5rem);
    align-items: start;
  }

  .about .col h1 {
    font-family: "Anton", Impact, sans-serif;
    font-weight: 400;
    text-transform: uppercase;
    font-size: clamp(2rem, 6.5vw, 4.5rem);
    line-height: 0.92;
    margin: 0 0 clamp(1.25rem, 3vw, 2rem);
  }

  .prose { max-width: 34rem; }
  .prose p { margin: 0 0 1.1rem; font-size: 0.875rem; line-height: 1.8; }
  .prose p:last-of-type { margin-bottom: 1.5rem; }
  .prose .visit { margin-top: 0; }

  .who { margin: 0; text-align: center; }

  .who img {
    width: clamp(14rem, 34vw, 28rem);
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 50%;
    margin-inline: auto;
  }

  .who figcaption { margin-top: 1.25rem; }

  .who b {
    display: block;
    font-family: "Instrument Serif", Georgia, serif;
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.4rem, 2.8vw, 2.1rem);
    line-height: 1.1;
  }

  .who span {
    display: block;
    margin-top: 0.35rem;
    font-family: "Instrument Serif", Georgia, serif;
    font-size: clamp(0.95rem, 1.8vw, 1.2rem);
    color: var(--ink-soft);
  }

  @media (max-width: 52rem) {
    .about-body { grid-template-columns: 1fr; }
    .who img { width: clamp(11rem, 55vw, 18rem); }
    /* portrait leads on narrow screens; the h1 right below carries the name,
       so the caption keeps only the descriptor */
    .who { order: -1; margin-bottom: clamp(0.5rem, 2vw, 1rem); }
    .who figcaption { margin-top: 0.9rem; }
    .who b { display: none; }
  }
}


@layer components {
  /* Lightbox */

  .plates img { cursor: zoom-in; }

  .lb {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    place-items: center;
    padding: clamp(1rem, 4vw, 3rem);
    background: rgba(10, 10, 10, 0.92);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    cursor: zoom-out;
  }

  .lb[open], .lb.on { display: grid; }

  .lb img {
    max-width: min(100%, 82rem);
    max-height: 88vh;
    width: auto;
    border-radius: 8px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.6);
  }

  .lb-close {
    position: absolute;
    top: clamp(0.75rem, 2vw, 1.5rem);
    right: clamp(0.75rem, 2vw, 1.5rem);
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 999px;
    border: 1px solid rgba(244, 241, 233, 0.5);
    background: transparent;
    color: var(--ink);
    font: inherit;
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
  }

  .lb-close:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

  .lb-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 999px;
    border: 1px solid rgba(244, 241, 233, 0.45);
    background: transparent;
    color: var(--ink);
    font: inherit;
    font-size: 1.2rem;
    cursor: pointer;
  }

  .lb-nav:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
  .lb-prev { left: clamp(0.5rem, 2vw, 1.5rem); }
  .lb-next { right: clamp(0.5rem, 2vw, 1.5rem); }

  .lb-count {
    position: absolute;
    bottom: clamp(0.75rem, 2vw, 1.5rem);
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: rgba(244, 241, 233, 0.7);
  }
}