:root {
	--keslan-teal: #0ab7a3;
	--keslan-mint: #d9f7f1;
}

.keslan-loading {
	position: fixed;
	inset: 0;
	z-index: 99999;
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	background:
		radial-gradient(ellipse at 10% 15%, #eafbf8 0, transparent 34%),
		radial-gradient(ellipse at 90% 30%, #f0fcfa 0, transparent 32%), #fff;
	opacity: 1;
	visibility: visible;
	transition:
		opacity 0.65s ease,
		visibility 0.65s ease;
	isolation: isolate;
}

.keslan-loading.is-hidden {
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
}

.keslan-loading__glow {
	position: absolute;
	width: min(70vw, 700px);
	aspect-ratio: 1;
	top: 5%;
	left: 50%;
	transform: translateX(-50%);
	border-radius: 50%;
	background: radial-gradient(circle, #e8faf6 0%, transparent 70%);
	filter: blur(30px);
	pointer-events: none;
}

.keslan-loading__content {
	position: relative;
	z-index: 3;
	width: min(90%, 480px);
	margin-top: -4vh;
	text-align: center;
	animation: keslan-content-in 1s ease both;
}

.keslan-loading__brand {
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 20px;
}

.keslan-loading__logo {
	display: block;
	width: 220px;
	max-width: 80vw;
	height: auto;
	object-fit: contain;
}

.keslan-loading__brand-text {
	display: flex;
	flex-direction: column;
	text-align: left;
	line-height: 1.15;
}

.keslan-loading__brand-main {
	color: var(--keslan-teal);
	font-size: clamp(27px, 4vw, 36px);
	font-weight: 750;
	letter-spacing: -1.3px;
}

.keslan-loading__brand-sub {
	margin-top: 4px;
	color: #626b70;
	font-size: clamp(19px, 3vw, 25px);
	font-weight: 650;
	letter-spacing: -0.5px;
}

.keslan-loading__tagline {
	margin: 42px 0 34px;
	color: #7b8994;
	font-size: clamp(13px, 2vw, 19px);
	line-height: 1.9;
	letter-spacing: 0.19em;
	font-weight: 400;
}

.keslan-loading__progress {
	width: min(100%, 310px);
	height: 7px;
	margin: 0 auto;
	overflow: hidden;
	border-radius: 99px;
	background: #e5f4f1;
}

.keslan-loading__progress span {
	display: block;
	width: 38%;
	height: 100%;
	border-radius: inherit;
	background: linear-gradient(90deg, #68d5c8, #0ab7a3);
	box-shadow: 0 0 16px #0ab7a34a;
	animation: keslan-progress 1.8s ease-in-out infinite;
}

.keslan-loading__label {
	margin-top: 20px;
	color: #8fa5b5;
	font-size: 12px;
	font-weight: 500;
	letter-spacing: 0.45em;
}

.keslan-loading__label span {
	animation: keslan-dots 1.5s steps(4, end) infinite;
}

.keslan-loading__waves {
	position: absolute;
	z-index: 1;
	left: -5%;
	bottom: -1px;
	width: 110%;
	height: clamp(180px, 40vh, 390px);
	pointer-events: none;
}

.keslan-loading__wave {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	will-change: transform;
}

.keslan-loading__wave--back {
	animation: keslan-wave-back 15s ease-in-out infinite alternate;
}

.keslan-loading__wave--middle {
	animation: keslan-wave-middle 11s ease-in-out infinite alternate;
}

.keslan-loading__wave--front {
	animation: keslan-wave-front 8s ease-in-out infinite alternate;
}

.keslan-loading__wave--highlight {
	animation: keslan-wave-line 12s ease-in-out infinite alternate;
}

.keslan-loading__sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

@keyframes keslan-content-in {
	from {
		opacity: 0;
		transform: translateY(12px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@keyframes keslan-progress {
	0% {
		transform: translateX(-110%);
	}
	100% {
		transform: translateX(360%);
	}
}

@keyframes keslan-dots {
	0% {
		opacity: 0.25;
	}
	50% {
		opacity: 1;
	}
	100% {
		opacity: 0.25;
	}
}

@keyframes keslan-wave-back {
	from {
		transform: translateX(-2%) translateY(5px) scaleY(0.98);
	}
	to {
		transform: translateX(2%) translateY(-9px) scaleY(1.04);
	}
}

@keyframes keslan-wave-middle {
	from {
		transform: translateX(2%) translateY(8px) scaleY(1.02);
	}
	to {
		transform: translateX(-3%) translateY(-8px) scaleY(0.97);
	}
}

@keyframes keslan-wave-front {
	from {
		transform: translateX(-2%) translateY(7px);
	}
	to {
		transform: translateX(3%) translateY(-10px);
	}
}

@keyframes keslan-wave-line {
	from {
		transform: translateX(1%) translateY(5px);
	}
	to {
		transform: translateX(-2%) translateY(-5px);
	}
}

@media (max-width: 600px) {
	.keslan-loading__content {
		margin-top: -10vh;
	}

	.keslan-loading__logo {
		width: 52px;
		height: 52px;
	}

	.keslan-loading__brand {
		gap: 10px;
	}

	.keslan-loading__tagline {
		margin: 32px 0 28px;
		letter-spacing: 0.1em;
	}

	.keslan-loading__waves {
		left: -15%;
		width: 130%;
		height: 30vh;
		min-height: 180px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.keslan-loading *,
	.keslan-loading *::before,
	.keslan-loading *::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		scroll-behavior: auto !important;
	}
}