:root{
  --paper:#f4f4f4; --ink:#111; --white:#f4f4f4;
  --font: Arial, Helvetica, "Liberation Sans", "Nimbus Sans", sans-serif;
}
*{box-sizing:border-box}
html{background:var(--paper);scroll-behavior:smooth}
body{margin:0;font:18px/1.55 var(--font);color:var(--ink);min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;position:relative}
a{color:inherit}
img{display:block;max-width:100%;height:auto}
:focus-visible{outline:3px solid #0a7cff;outline-offset:3px}

/* paper pages: grain + faint white figure */
.paper::after{content:"";position:fixed;inset:0;z-index:50;pointer-events:none;background:url(assets/grain.png);opacity:.55}
.paper > *{position:relative;z-index:1}

.label{display:inline-block;background:var(--ink);color:var(--white);padding:4px 12px;margin:0;font:inherit;font-weight:400}
.label.right{align-self:flex-end}

.nav{display:flex;flex-wrap:wrap;gap:8px;padding:18px clamp(16px,3vw,40px)}
.nav a{background:var(--ink);color:var(--white);text-decoration:none;padding:4px 12px}
.nav a:hover{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 2px var(--ink)}
.nav a[aria-current]{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 2px var(--ink)}

main{width:min(900px,100%);margin:0 auto;padding:20px clamp(16px,3vw,40px) 70px;display:flex;flex-direction:column;gap:28px;align-items:flex-start}
.wide main{width:min(1500px,100%)}
.narrow main{width:min(640px,100%)}

.btn{display:inline-block;background:var(--ink);color:var(--white);border:2px solid var(--ink);padding:12px 30px;font:1.15rem var(--font);text-decoration:none;cursor:pointer;text-align:center}
.btn:hover{background:transparent;color:var(--ink)}
.btn.light{background:var(--paper);color:#000;border-color:var(--paper)}
.btn.light:hover{background:#000;color:var(--paper)}
.end{margin:20px 0 0;align-self:center}

/* about */
.copy{margin:0;max-width:44em}
.aside{margin:0;align-self:flex-end;padding-right:6%}
.scatter{list-style:none;margin:0;padding:0;width:100%;display:flex;flex-direction:column;gap:12px}
.scatter li:nth-child(1){margin-left:4%}.scatter li:nth-child(2){margin-left:22%}.scatter li:nth-child(3){margin-left:38%}
.scatter li:nth-child(4){margin-left:12%}.scatter li:nth-child(5){margin-left:40%}.scatter li:nth-child(6){margin-left:2%}

/* video reel: no frame, every clip fits the screen */
.reel{width:100%;max-width:1100px;margin:0 auto;display:flex;flex-direction:column;gap:40px}
/* every clip gets the width at which a 4:3 clip just fits the screen height */
.reel img{display:block;width:min(100%,calc(82vh * 4 / 3));height:auto;max-height:82vh;object-fit:contain;margin:0 auto}

/* music file browser */
.files{width:100%;border:2px solid var(--ink)}
.files details{border-bottom:2px solid var(--ink)}
.files details:last-child{border-bottom:0}
.files summary{cursor:pointer;list-style:none;display:flex;gap:12px;padding:10px 14px;background:var(--ink);color:var(--white)}
.files summary::-webkit-details-marker{display:none}
.files summary::before{content:"+";width:1ch}
.files details[open] summary::before{content:"-"}
.files summary:hover{background:#333}
.files ul{list-style:none;margin:0;padding:6px 0;background:rgba(244,244,244,.85)}
.files li button{all:unset;box-sizing:border-box;width:100%;cursor:pointer;padding:6px 14px 6px 40px;display:flex;gap:12px}
.files li button:hover{text-decoration:underline}
.files li button:focus-visible{outline:3px solid #0a7cff;outline-offset:-3px}
.files li button::before{content:"\25B6";font-size:.65em;line-height:2.5}
.files li button[aria-pressed="true"]{text-decoration:underline;font-weight:700}
.files li button[aria-pressed="true"]::before{content:"\275A\275A"}

/* form */
form{width:100%;display:grid;gap:20px}
label{display:grid;gap:6px}
input,select,textarea{font:inherit;color:var(--ink);background:var(--white);border:2px solid var(--ink);padding:10px;border-radius:0;width:100%}
input::placeholder,textarea::placeholder{color:#777}
input:invalid:not(:placeholder-shown):not(:focus){border-color:#b00020}
fieldset{border:2px solid var(--ink);padding:12px;margin:0;display:grid;gap:8px}
legend{padding:0 6px}
.hint{margin:0;font-size:.85rem;color:#555}
#ref-list{display:grid;gap:8px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.error{margin:0;color:#b00020}
.btn:disabled{opacity:.5;cursor:wait}
.thanks{display:grid;gap:20px}
.thanks[hidden],form[hidden]{display:none}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* footer */
.foot{margin-top:auto;padding:50px 16px 36px;display:flex;flex-direction:column;align-items:center;gap:14px}
.foot img{width:min(190px,50vw)}
.links{margin:0;display:flex;gap:22px}
.links a{text-decoration:none;padding:4px 0}
.links a:hover{text-decoration:underline}

/* home */
.home{width:min(900px,100%);margin:0 auto;padding:20px clamp(16px,3vw,40px);flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center}
.menu{width:100%;display:flex;flex-direction:column;gap:30px}
.menu a{width:fit-content;background:var(--ink);color:var(--white);text-decoration:none;padding:4px 12px;font-size:1.1rem}
.menu a:hover,.menu a:focus-visible{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 2px var(--ink)}
.menu a:nth-child(1){margin-left:6%}
.menu a:nth-child(2){margin-left:42%}
.menu a:nth-child(3){margin-left:14%}
.menu a:nth-child(4){margin-left:50%}
.term{width:min(640px,100%)}
.typed{margin:0;font:1rem/1.5 Consolas,"Cascadia Mono","DejaVu Sans Mono","Liberation Mono","Courier New",monospace;white-space:pre-wrap}
.typed::after{content:"";display:inline-block;width:.6ch;height:1.1em;background:var(--ink);vertical-align:text-bottom;margin-left:2px;animation:blink 1s steps(1) infinite}
.static-lines p{margin:0 0 .8em;font-family:Consolas,"DejaVu Sans Mono","Liberation Mono",monospace}
@keyframes blink{50%{opacity:0}}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
@media (prefers-reduced-motion:reduce){.typed::after{animation:none}}
@media (max-width:520px){.menu a:nth-child(2){margin-left:30%}.menu a:nth-child(4){margin-left:34%}}

/* loose text blob: floated spacers give each line a different left indent */
.blob{display:flow-root;min-height:9.5em;font:1rem/1.5 Consolas,"Cascadia Mono","DejaVu Sans Mono","Liberation Mono","Courier New",monospace}
.blob i{float:left;clear:left;height:1.5em;width:var(--w,0)}
.blob i:nth-child(1){--w:3ch}.blob i:nth-child(2){--w:10ch}.blob i:nth-child(3){--w:0ch}
.blob i:nth-child(4){--w:7ch}.blob i:nth-child(5){--w:13ch}.blob i:nth-child(6){--w:2ch}
@media (max-width:520px){
  .blob i:nth-child(1){--w:2ch}.blob i:nth-child(2){--w:5ch}.blob i:nth-child(3){--w:0ch}
  .blob i:nth-child(4){--w:3ch}.blob i:nth-child(5){--w:6ch}.blob i:nth-child(6){--w:1ch}
}

.topbar{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:8px 24px;padding-right:clamp(16px,3vw,40px)}
.topbar .links{padding-top:18px}

/* who we are: step-by-step reveal (only hides things when JS is running) */
.js .seq{visibility:hidden}
.js .seq.on{visibility:visible}
.typing::after{content:"";display:inline-block;width:.55ch;height:1em;background:currentColor;margin-left:2px;vertical-align:text-bottom}

/* who we are: same font as the home page text */
.about .copy,.about .aside,.about .scatter{font:1rem/1.5 Consolas,"Cascadia Mono","DejaVu Sans Mono","Liberation Mono","Courier New",monospace}

/* home: contact links sit in the top bar on desktop, below the logo on phones & tablets */
.links-foot{display:none}
@media (max-width:1024px){
  .links-top{display:none}
  .links-foot{display:flex}
}

/* video reel: gifs link out */
.reel a{display:block}