/*
 * Kplox AI — front end.
 *
 * Everything is scoped under .kplox and reset explicitly, so a theme's styles
 * cannot leak in and this file cannot leak out. No webfonts: the widget borrows
 * the theme's typeface for words a person reads, and uses a system monospace
 * for the machine annotations — labels, counters, the timer, the button.
 */

.kplox {
	/* Accent and column count are set inline from the settings screen. */
	--kplox-accent: #cf3506;
	--kplox-glow: #ff9a4d;
	--kplox-ink: #14161a;
	--kplox-ink-2: #626b78;
	--kplox-paper: #fff;
	--kplox-wash: #f4f5f8;
	--kplox-line: #e1e4eb;
	--kplox-dark: #0e1013;
	--kplox-danger: #b3261e;
	--kplox-radius: 10px;
	--kplox-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

	box-sizing: border-box;
	color: var(--kplox-ink);
	container-type: inline-size;
	margin: 0 auto;
	max-width: 780px;
	position: relative;
	width: 100%;
}

@supports (color: color-mix(in oklab, red, blue)) {
	.kplox {
		--kplox-glow: color-mix(in oklab, var(--kplox-accent) 55%, #ffd9a8);
	}
}

@media (prefers-color-scheme: dark) {
	.kplox[data-theme="auto"] {
		--kplox-ink: #eceff4;
		--kplox-ink-2: #98a1af;
		--kplox-paper: #15171c;
		--kplox-wash: #1b1e24;
		--kplox-line: #2c313a;
		--kplox-danger: #ff8a80;
	}
}

.kplox[data-theme="dark"] {
	--kplox-ink: #eceff4;
	--kplox-ink-2: #98a1af;
	--kplox-paper: #15171c;
	--kplox-wash: #1b1e24;
	--kplox-line: #2c313a;
	--kplox-danger: #ff8a80;
}

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

.kplox img {
	display: block;
	height: auto;
	max-width: 100%;
}

.kplox :where(button) {
	appearance: none;
	background: none;
	border: 0;
	color: inherit;
	cursor: pointer;
	font: inherit;
	margin: 0;
	padding: 0;
}

.kplox__sr {
	border: 0;
	clip-path: inset(50%);
	height: 1px;
	overflow: hidden;
	position: absolute;
	white-space: nowrap;
	width: 1px;
}

.kplox__title {
	font-size: 1.35em;
	line-height: 1.25;
	margin: 0 0 18px;
}

/* ---------------------------------------------------------------- stage */

.kplox__stage {
	display: grid;
	gap: 12px;
	grid-template-columns: 1fr 1fr;
}

.kplox__frame {
	min-width: 0;
}

.kplox__label {
	color: var(--kplox-ink-2);
	display: block;
	font-family: var(--kplox-mono);
	font-size: 11px;
	letter-spacing: 0.12em;
	line-height: 1;
	margin-bottom: 8px;
	text-transform: uppercase;
}

/* The plate: dashed while empty, solid once it holds a picture. */
.kplox__plate {
	aspect-ratio: 1;
	background: var(--kplox-wash);
	border: 1px dashed var(--kplox-line);
	border-radius: var(--kplox-radius);
	overflow: hidden;
	position: relative;
}

.kplox__frame.is-filled .kplox__plate {
	border-style: solid;
}

.kplox__drop,
.kplox__img,
.kplox__tray,
.kplox__placeholder {
	inset: 0;
	position: absolute;
}

/* ------------------------------------------------------------- uploader */

.kplox__drop {
	align-items: center;
	cursor: pointer;
	display: flex;
	flex-direction: column;
	gap: 6px;
	justify-content: center;
	padding: 14px;
	text-align: center;
	transition: background-color 0.18s ease;
	z-index: 1;
}

.kplox__frame.is-filled .kplox__drop {
	display: none;
}

.kplox__file {
	border: 0;
	clip-path: inset(50%);
	height: 1px;
	position: absolute;
	width: 1px;
}

.kplox__file:focus-visible + .kplox__drop {
	outline: 2px solid var(--kplox-accent);
	outline-offset: -3px;
}

.kplox__drop-icon {
	color: var(--kplox-accent);
	line-height: 0;
}

.kplox__drop-icon svg {
	height: 26px;
	width: 26px;
}

.kplox__drop-title {
	font-size: 14px;
	font-weight: 600;
	line-height: 1.2;
}

.kplox__drop-hint {
	color: var(--kplox-ink-2);
	font-family: var(--kplox-mono);
	font-size: 11px;
	letter-spacing: 0.02em;
	line-height: 1.35;
}

.kplox__frame.is-dragging .kplox__plate {
	border-color: var(--kplox-accent);
}

.kplox__frame.is-dragging .kplox__drop {
	background: color-mix(in srgb, var(--kplox-accent) 10%, transparent);
}

.kplox__img {
	height: 100%;
	object-fit: cover;
	width: 100%;
	z-index: 2;
}

.kplox .kplox__swap,
.kplox .kplox__expand {
	backdrop-filter: blur(6px);
	background: rgba(16, 18, 22, 0.78);
	border-radius: 6px;
	bottom: 8px;
	color: #fff;
	font-family: var(--kplox-mono);
	font-size: 10px;
	letter-spacing: 0.1em;
	line-height: 1;
	padding: 8px 10px;
	position: absolute;
	right: 8px;
	text-transform: uppercase;
	z-index: 6;
}

.kplox .kplox__expand {
	line-height: 0;
	padding: 8px;
}

.kplox .kplox__swap:hover,
.kplox .kplox__expand:hover {
	background: rgba(20, 22, 26, 0.88);
}

.kplox__placeholder {
	align-items: center;
	color: var(--kplox-ink-2);
	display: flex;
	font-family: var(--kplox-mono);
	font-size: 11px;
	justify-content: center;
	letter-spacing: 0.08em;
	line-height: 1.5;
	padding: 14px;
	text-align: center;
	text-transform: uppercase;
}

/* -------------------------------------------------- the developing tray */

.kplox__tray {
	background: var(--kplox-dark);
	z-index: 3;
}

.kplox__ghost {
	filter: grayscale(1) brightness(0.45) contrast(1.15);
	height: 100%;
	left: 0;
	object-fit: cover;
	opacity: 0.55;
	position: absolute;
	top: 0;
	width: 100%;
}

.kplox__sweep {
	animation: kplox-sweep 2.6s cubic-bezier(0.45, 0, 0.55, 1) infinite;
	background: linear-gradient(180deg, transparent, var(--kplox-glow) 50%, transparent);
	height: 55%;
	left: 0;
	mix-blend-mode: screen;
	opacity: 0.5;
	position: absolute;
	right: 0;
	top: 0;
}

@keyframes kplox-sweep {
	from {
		transform: translateY(-110%);
	}
	to {
		transform: translateY(290%);
	}
}

.kplox__timer {
	bottom: 10px;
	color: rgba(255, 255, 255, 0.8);
	font-family: var(--kplox-mono);
	font-size: 11px;
	left: 10px;
	letter-spacing: 0.12em;
	position: absolute;
	text-transform: uppercase;
}

.kplox__img--out {
	animation: kplox-develop 0.6s ease both;
	cursor: zoom-in;
	z-index: 4;
}

@keyframes kplox-develop {
	from {
		filter: saturate(0.2) contrast(0.8);
		opacity: 0;
	}
	to {
		filter: none;
		opacity: 1;
	}
}

/* ----------------------------------------------------------- action bar */

.kplox__bar {
	align-items: center;
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 16px;
}

.kplox .kplox__go {
	background: var(--kplox-accent);
	border-radius: 8px;
	color: #fff;
	font-family: var(--kplox-mono);
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.16em;
	min-height: 48px;
	padding: 0 28px;
	text-transform: uppercase;
	transition: filter 0.16s ease, transform 0.16s ease;
}

.kplox .kplox__go:hover:not(:disabled) {
	filter: brightness(1.12);
}

.kplox .kplox__go:active:not(:disabled) {
	transform: translateY(1px);
}

.kplox .kplox__go:disabled {
	background: var(--kplox-wash);
	box-shadow: inset 0 0 0 1px var(--kplox-line);
	color: var(--kplox-ink-2);
	cursor: not-allowed;
}

.kplox .kplox__go:focus-visible,
.kplox .kplox__download:focus-visible,
.kplox .kplox__swap:focus-visible,
.kplox .kplox__expand:focus-visible {
	outline: 2px solid var(--kplox-accent);
	outline-offset: 3px;
}

.kplox .kplox__download {
	align-items: center;
	border: 1px solid var(--kplox-line);
	border-radius: 8px;
	color: var(--kplox-ink);
	display: inline-flex;
	font-family: var(--kplox-mono);
	font-size: 12px;
	letter-spacing: 0.12em;
	min-height: 48px;
	padding: 0 20px;
	text-decoration: none;
	text-transform: uppercase;
}

.kplox .kplox__download:hover {
	border-color: var(--kplox-ink-2);
	color: var(--kplox-ink);
}

.kplox__quota {
	color: var(--kplox-ink-2);
	font-family: var(--kplox-mono);
	font-size: 11px;
	letter-spacing: 0.1em;
	margin-left: auto;
	text-transform: uppercase;
}

.kplox__status {
	color: var(--kplox-ink-2);
	font-family: var(--kplox-mono);
	font-size: 12px;
	line-height: 1.5;
	margin: 10px 0 0;
	min-height: 1.5em;
}

.kplox__status.is-error {
	color: var(--kplox-danger);
}

.kplox__status.is-done {
	color: var(--kplox-ink);
}

/* -------------------------------------------------------- style choices */

.kplox__sheet {
	border-top: 1px solid var(--kplox-line);
	margin-top: 14px;
	padding-top: 14px;
}

.kplox__sheet-head {
	align-items: baseline;
	display: flex;
	justify-content: space-between;
	margin-bottom: 12px;
}

.kplox__eyebrow {
	font-family: var(--kplox-mono);
	font-size: 11px;
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.kplox__eyebrow--dim {
	color: var(--kplox-ink-2);
}

.kplox__grid {
	column-gap: 10px;
	display: grid;
	row-gap: 18px;
	grid-template-columns: repeat(var(--kplox-cols, 4), minmax(0, 1fr));
}

.kplox__tile {
	cursor: pointer;
	display: block;
	min-width: 0;
	position: relative;
}

.kplox__radio {
	border: 0;
	clip-path: inset(50%);
	height: 1px;
	position: absolute;
	width: 1px;
}

.kplox__tile-media {
	aspect-ratio: 1;
	background: var(--kplox-wash);
	border-radius: 8px;
	box-shadow: inset 0 0 0 1px var(--kplox-line);
	display: block;
	overflow: hidden;
	position: relative;
	transition: box-shadow 0.16s ease, transform 0.16s ease;
}

.kplox__tile-media img {
	height: 100%;
	object-fit: cover;
	width: 100%;
}

.kplox__tile-blank {
	align-items: center;
	color: var(--kplox-ink-2);
	display: flex;
	font-size: 22px;
	font-weight: 600;
	height: 100%;
	justify-content: center;
	text-transform: uppercase;
}

.kplox__tick {
	align-items: center;
	background: var(--kplox-accent);
	border-radius: 50%;
	color: #fff;
	display: flex;
	height: 22px;
	justify-content: center;
	opacity: 0;
	position: absolute;
	right: 6px;
	top: 6px;
	transform: scale(0.6);
	transition: opacity 0.16s ease, transform 0.16s ease;
	width: 22px;
}

.kplox__radio:checked ~ .kplox__tile-media .kplox__tick {
	opacity: 1;
	transform: scale(1);
}

.kplox__radio:checked ~ .kplox__tile-media {
	box-shadow: 0 0 0 2px var(--kplox-paper), 0 0 0 4px var(--kplox-accent);
}

.kplox__radio:focus-visible ~ .kplox__tile-media {
	outline: 2px solid var(--kplox-accent);
	outline-offset: 3px;
}

.kplox__tile-name {
	color: var(--kplox-ink-2);
	display: block;
	font-family: var(--kplox-mono);
	font-size: 11px;
	line-height: 1.35;
	margin-top: 7px;
	overflow-wrap: anywhere;
}

.kplox__radio:checked ~ .kplox__tile-name {
	color: var(--kplox-ink);
}

.kplox__notice {
	border-top: 1px solid var(--kplox-line);
	color: var(--kplox-ink-2);
	font-size: 12px;
	line-height: 1.5;
	margin: 20px 0 0;
	padding-top: 12px;
}

.kplox.is-busy {
	pointer-events: none;
}

.kplox.is-busy .kplox__status {
	pointer-events: auto;
}

/* -------------------------------------------------------------- viewer */

.kplox-lightbox {
	align-items: center;
	background: rgba(8, 9, 11, 0.94);
	display: flex;
	inset: 0;
	justify-content: center;
	padding: 24px;
	position: fixed;
	z-index: 999999;
}

.kplox-lightbox img {
	border-radius: 6px;
	max-height: 88vh;
	max-width: 100%;
	object-fit: contain;
}

.kplox-lightbox__close {
	appearance: none;
	background: rgba(255, 255, 255, 0.12);
	border: 0;
	border-radius: 8px;
	color: #fff;
	cursor: pointer;
	font-family: var(--kplox-mono, monospace);
	font-size: 12px;
	letter-spacing: 0.12em;
	padding: 12px 16px;
	position: absolute;
	right: 16px;
	text-transform: uppercase;
	top: 16px;
}

/* ---------------------------------------------------------- responsive */

@media (hover: hover) {
	.kplox__tile:hover .kplox__tile-media {
		transform: translateY(-2px);
	}

	.kplox__drop:hover {
		background: color-mix(in srgb, var(--kplox-accent) 6%, transparent);
	}
}

@container (max-width: 640px) {
	.kplox__grid {
		grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
	}
}

@media (max-width: 640px) {
	.kplox__grid {
		grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
	}

	.kplox .kplox__go {
		flex: 1 1 100%;
		padding: 0 18px;
	}

	.kplox .kplox__download {
		flex: 1 1 100%;
		justify-content: center;
	}

	.kplox__quota {
		margin-left: 0;
		width: 100%;
	}

	.kplox__drop {
		padding: 10px;
	}
}

@media (max-width: 480px) {
	.kplox__drop-hint {
		display: none;
	}

	.kplox__drop-title {
		font-size: 13px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.kplox *,
	.kplox *::before,
	.kplox *::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
	}

	.kplox__sweep {
		opacity: 0.28;
		transform: translateY(80%);
	}
}