simonandClaude Opus 5
b846146992
The lettering does not sit in the middle of its own image, so centring the image leaves the logo looking pushed to one side. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01H9v2Xoa6eoeGYpK6gp95k9
356 lines
7.8 KiB
CSS
356 lines
7.8 KiB
CSS
:root {
|
|
--accent: #ff4fc3;
|
|
--ink: #14060f;
|
|
}
|
|
|
|
* {
|
|
box-sizing: border-box;
|
|
}
|
|
|
|
html,
|
|
body {
|
|
margin: 0;
|
|
height: 100%;
|
|
overflow: hidden;
|
|
background: var(--ink);
|
|
font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
|
|
cursor: none;
|
|
}
|
|
|
|
/* --- background ------------------------------------------------------- */
|
|
|
|
#backgrounds {
|
|
position: fixed;
|
|
inset: 0;
|
|
}
|
|
|
|
/* Two canvases, cross-faded. The zoom and the crop are baked into the pixels
|
|
by backdrop.js, so these are always exactly screen-sized. */
|
|
#backgrounds canvas {
|
|
position: absolute;
|
|
inset: 0;
|
|
width: 100%;
|
|
height: 100%;
|
|
opacity: 0;
|
|
transition: opacity 900ms ease;
|
|
/* Knock the poster back so the video frame stays the focal point — the
|
|
posters are pale and read far brighter on a projector than on a desk. */
|
|
filter: brightness(0.45) saturate(1.15);
|
|
}
|
|
|
|
#backgrounds canvas.active {
|
|
opacity: 1;
|
|
}
|
|
|
|
/* The logo sits on the poster, not on the video: it shares the backdrop's
|
|
layer so the frame and the stills still pass in front of it. Its width comes
|
|
from LOGO_WIDTH, written onto the element by backdrop.js. */
|
|
#logo {
|
|
position: fixed;
|
|
top: 50%;
|
|
left: 50%;
|
|
/* Centred, then nudged sideways by LOGO_OFFSET, which backdrop.js writes
|
|
onto the element. */
|
|
--logo-shift: 0%;
|
|
translate: calc(-50% + var(--logo-shift)) -50%;
|
|
height: auto;
|
|
/* Only bites on a screen too short for the width above — on the projector
|
|
the width is what decides. */
|
|
max-height: 70vh;
|
|
object-fit: contain;
|
|
pointer-events: none;
|
|
z-index: 0;
|
|
}
|
|
|
|
/* Built and removed by the wash animation. Sits between the poster and the
|
|
stills, and blends rather than covers, so the poster stays legible through
|
|
whatever colour is passing over it. The gradient itself is written per frame
|
|
from JS. */
|
|
#wash {
|
|
position: fixed;
|
|
inset: 0;
|
|
z-index: 0;
|
|
pointer-events: none;
|
|
/* Takes the poster's luminance and only replaces its hue, so the wash reads
|
|
as a colour change rather than as a sheet of colour laid over the top. */
|
|
mix-blend-mode: color;
|
|
}
|
|
|
|
/* --- frozen screenshots ------------------------------------------------ */
|
|
|
|
#stills {
|
|
position: fixed;
|
|
inset: 0;
|
|
pointer-events: none;
|
|
z-index: 1;
|
|
}
|
|
|
|
#stills img {
|
|
position: absolute;
|
|
top: 0;
|
|
left: 0;
|
|
object-fit: cover;
|
|
opacity: 0;
|
|
/* Matches #frameSkin, so a still reads as a frozen copy of the frame. */
|
|
border-radius: 10px;
|
|
border: 2px solid rgba(255, 255, 255, 0.85);
|
|
box-shadow:
|
|
0 0 0 4px rgba(255, 79, 195, 0.55),
|
|
0 24px 70px rgba(0, 0, 0, 0.7);
|
|
transition: opacity 500ms ease;
|
|
will-change: transform;
|
|
}
|
|
|
|
#stills img.visible {
|
|
opacity: 1;
|
|
}
|
|
|
|
/* The trail ramps opacity frame-by-frame as a still ages, so the CSS transition
|
|
above would only fight it. */
|
|
#stills img.trail {
|
|
transition: none;
|
|
}
|
|
|
|
/* --- the moving frame -------------------------------------------------- */
|
|
|
|
#frameMover {
|
|
position: fixed;
|
|
top: 0;
|
|
left: 0;
|
|
/* Above the stills, so the live video always wins if anything ever overlaps. */
|
|
z-index: 2;
|
|
will-change: transform;
|
|
}
|
|
|
|
#frameSkin {
|
|
position: relative;
|
|
width: 100%;
|
|
height: 100%;
|
|
overflow: hidden;
|
|
border-radius: 10px;
|
|
border: 2px solid rgba(255, 255, 255, 0.85);
|
|
box-shadow:
|
|
0 0 0 4px rgba(255, 79, 195, 0.55),
|
|
0 24px 70px rgba(0, 0, 0, 0.7);
|
|
background: #000;
|
|
}
|
|
|
|
/* Lift the frame while the drag animation is holding it, the way a dragged
|
|
window separates from the desktop. */
|
|
#frameMover.dragging #frameSkin {
|
|
box-shadow:
|
|
0 0 0 4px rgba(255, 79, 195, 0.75),
|
|
0 40px 100px rgba(0, 0, 0, 0.85);
|
|
}
|
|
|
|
/* The wash animation hands the frame the colour currently passing behind it. */
|
|
#frameMover.washing #frameSkin {
|
|
box-shadow:
|
|
0 0 0 4px var(--wash, rgba(255, 79, 195, 0.55)),
|
|
0 24px 70px rgba(0, 0, 0, 0.7);
|
|
}
|
|
|
|
/* --- the drawn pointer -------------------------------------------------- */
|
|
|
|
/* Built and removed by the drag animation; nothing else on the page has one. */
|
|
#pointer {
|
|
position: fixed;
|
|
top: 0;
|
|
left: 0;
|
|
z-index: 3;
|
|
pointer-events: none;
|
|
will-change: transform;
|
|
filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.6));
|
|
}
|
|
|
|
#pointer svg {
|
|
display: block;
|
|
transition: transform 90ms ease;
|
|
}
|
|
|
|
/* The click itself: the arrow dips, so a grab is visible even mid-pause. */
|
|
#pointer.down svg {
|
|
transform: scale(0.82);
|
|
}
|
|
|
|
/* --- pong --------------------------------------------------------------- */
|
|
|
|
/* Built and removed by the pong animation. Above the frame, so the ball is
|
|
never hidden behind the paddle it is bouncing off. */
|
|
#pong {
|
|
position: fixed;
|
|
inset: 0;
|
|
z-index: 3;
|
|
pointer-events: none;
|
|
}
|
|
|
|
#pongBall {
|
|
position: absolute;
|
|
top: 0;
|
|
left: 0;
|
|
background: #fff;
|
|
/* Square, and no smoothing: the original had no room for a round ball. */
|
|
box-shadow: 0 0 18px rgba(255, 79, 195, 0.7);
|
|
will-change: transform;
|
|
}
|
|
|
|
/* Out of play between a goal and the next serve. */
|
|
#pongBall.out {
|
|
opacity: 0;
|
|
}
|
|
|
|
#pongScore {
|
|
position: absolute;
|
|
top: clamp(16px, 4vh, 56px);
|
|
right: clamp(16px, 4vw, 72px);
|
|
display: flex;
|
|
gap: 0.35em;
|
|
font-size: clamp(2.5rem, 7vh, 6rem);
|
|
}
|
|
|
|
#pongScore .digit {
|
|
display: block;
|
|
height: 1em;
|
|
/* The viewBox is 24 wide by 44 tall. */
|
|
width: calc(1em * 24 / 44);
|
|
}
|
|
|
|
/* An unlit segment stays visible, just barely — that faint ghost of the whole
|
|
figure eight is what makes the display read as a seven-segment one. */
|
|
#pongScore .segment {
|
|
fill: rgba(255, 255, 255, 0.07);
|
|
}
|
|
|
|
#pongScore .segment.lit {
|
|
fill: #fff;
|
|
filter: drop-shadow(0 0 10px rgba(255, 79, 195, 0.8));
|
|
}
|
|
|
|
/* The paddle: a hard-edged slab, so the ball has something square to hit. */
|
|
#frameMover.paddle #frameSkin {
|
|
border-radius: 0;
|
|
box-shadow:
|
|
0 0 0 3px #fff,
|
|
0 0 34px rgba(255, 79, 195, 0.6);
|
|
}
|
|
|
|
.deck {
|
|
position: absolute;
|
|
inset: 0;
|
|
opacity: 0;
|
|
/* Opacity is driven frame-by-frame during a crossfade, so no CSS transition
|
|
here — it would fight the JS ramp. */
|
|
}
|
|
|
|
.deck iframe {
|
|
width: 100%;
|
|
height: 100%;
|
|
border: 0;
|
|
/* The iframe would otherwise swallow nothing useful, but keeping it inert
|
|
avoids stray clicks pausing playback. */
|
|
pointer-events: none;
|
|
}
|
|
|
|
/* The screen-capture stream's sink. Has to be in the document to keep getting
|
|
frames (see capture.js), but must not be visible or catch clicks. */
|
|
#captureSink {
|
|
position: fixed;
|
|
left: 0;
|
|
top: 0;
|
|
width: 1px;
|
|
height: 1px;
|
|
opacity: 0.01;
|
|
pointer-events: none;
|
|
z-index: -1;
|
|
}
|
|
|
|
#probe {
|
|
position: fixed;
|
|
left: -400px;
|
|
top: -400px;
|
|
width: 320px;
|
|
height: 180px;
|
|
opacity: 0;
|
|
pointer-events: none;
|
|
}
|
|
|
|
/* --- start gate -------------------------------------------------------- */
|
|
|
|
#gate {
|
|
position: fixed;
|
|
inset: 0;
|
|
display: grid;
|
|
place-items: center;
|
|
background: rgba(20, 6, 15, 0.92);
|
|
backdrop-filter: blur(6px);
|
|
z-index: 10;
|
|
cursor: pointer;
|
|
transition: opacity 400ms ease;
|
|
}
|
|
|
|
#gate.hidden {
|
|
opacity: 0;
|
|
pointer-events: none;
|
|
}
|
|
|
|
.gate-inner {
|
|
text-align: center;
|
|
color: #fff;
|
|
}
|
|
|
|
.gate-inner h1 {
|
|
font-size: clamp(2rem, 7vw, 5rem);
|
|
margin: 0 0 0.3em;
|
|
letter-spacing: -0.03em;
|
|
color: var(--accent);
|
|
}
|
|
|
|
.gate-inner p {
|
|
margin: 0 0 2em;
|
|
opacity: 0.7;
|
|
font-size: 1.05rem;
|
|
}
|
|
|
|
#start {
|
|
font: inherit;
|
|
font-size: 1.3rem;
|
|
padding: 0.7em 3em;
|
|
border: 0;
|
|
border-radius: 999px;
|
|
background: var(--accent);
|
|
color: var(--ink);
|
|
font-weight: 700;
|
|
cursor: pointer;
|
|
}
|
|
|
|
#start:disabled {
|
|
opacity: 0.35;
|
|
cursor: default;
|
|
}
|
|
|
|
#status {
|
|
position: fixed;
|
|
bottom: 12px;
|
|
right: 16px;
|
|
z-index: 20;
|
|
color: var(--accent);
|
|
font-size: 0.8rem;
|
|
letter-spacing: 0.08em;
|
|
text-transform: uppercase;
|
|
}
|
|
|
|
/* Bottom left, opposite #status, so the two never overlap. */
|
|
#notice {
|
|
position: fixed;
|
|
bottom: 12px;
|
|
left: 16px;
|
|
z-index: 20;
|
|
max-width: min(46ch, 60vw);
|
|
padding: 8px 12px;
|
|
border-radius: 6px;
|
|
background: rgb(0 0 0 / 0.55);
|
|
color: var(--accent);
|
|
font-size: 0.8rem;
|
|
line-height: 1.35;
|
|
}
|