uptime-monitoring/src/client/styles/LoginPage.css

.auth-page {
	position: relative;
	display: grid;
	grid-template-rows: auto 1fr auto;
	justify-items: center;
	min-height: 100dvh;
	padding: 32px 24px 24px;
	background: radial-gradient(circle at 50% 38%, rgb(62 207 142 / 0.08), transparent 34%), linear-gradient(#fff, #fcfcfc);
	transition:
		background 0.25s ease,
		color 0.25s ease;
}
.dark .auth-page {
	background:
		radial-gradient(ellipse 75% 55% at 50% 30%, rgba(62, 207, 142, 0.12), transparent 65%),
		radial-gradient(ellipse 40% 30% at 50% 12%, rgba(36, 180, 126, 0.07), transparent 50%),
		linear-gradient(180deg, #0c0e10 0%, #070809 100%);
}
.auth-theme-toggle {
	position: absolute;
	z-index: 1;
	top: 28px;
	right: 28px;
	transition:
		color 0.15s ease,
		background 0.15s ease,
		border-color 0.15s ease;
}
.dark .auth-theme-toggle {
	color: #9ca3af;
	background: rgba(255, 255, 255, 0.03);
	border: 1px solid rgba(255, 255, 255, 0.08);
	border-radius: 8px;
	backdrop-filter: blur(8px);
}
.dark .auth-theme-toggle:hover:not(:disabled) {
	color: #3ecf8e;
	background: rgba(62, 207, 142, 0.1);
	border-color: rgba(62, 207, 142, 0.25);
}
.auth-page::before {
	position: fixed;
	inset: 0;
	z-index: 0;
	pointer-events: none;
	background-image: radial-gradient(#dcdcdc 0.65px, transparent 0.65px);
	background-size: 16px 16px;
	mask-image: linear-gradient(to bottom, transparent, black 24%, transparent 76%);
	content: '';
}
.dark .auth-page::before {
	background-image: radial-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px);
	background-size: 20px 20px;
	mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 25%, transparent 80%);
}
.auth-brand {
	position: relative;
	z-index: 1;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: 20px;
	font-weight: 600;
	letter-spacing: -0.6px;
}
.dark .auth-brand {
	color: #ffffff;
}
.auth-brand-mark {
	width: 26px;
	height: 26px;
	color: var(--primary-deep);
}
.dark .auth-brand-mark {
	color: #3ecf8e;
	filter: drop-shadow(0 0 12px rgba(62, 207, 142, 0.45));
}
.auth-card {
	position: relative;
	z-index: 1;
	align-self: center;
	width: min(100%, 420px);
	padding: 36px;
	border: 1px solid var(--hairline);
	border-radius: 12px;
	background: rgb(255 255 255 / 0.96);
	box-shadow:
		0 18px 55px rgb(24 74 52 / 0.08),
		0 2px 8px rgb(0 0 0 / 0.04);
	animation: enter 500ms cubic-bezier(0.16, 1, 0.3, 1) both;
}
.dark .auth-card {
	background: rgba(17, 19, 23, 0.82);
	backdrop-filter: blur(20px);
	-webkit-backdrop-filter: blur(20px);
	border: 1px solid rgba(255, 255, 255, 0.08);
	box-shadow:
		0 0 0 1px rgba(255, 255, 255, 0.05),
		0 24px 64px -12px rgba(0, 0, 0, 0.8),
		0 0 45px -10px rgba(62, 207, 142, 0.08),
		inset 0 1px 0 0 rgba(255, 255, 255, 0.06);
}
.auth-heading p {
	margin: 0 0 12px;
	font:
		500 10px/1.4 'IBM Plex Mono',
		monospace;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: #55816e;
}
.dark .auth-heading p {
	color: #3ecf8e;
}
.auth-heading h1 {
	margin: 0;
	font-size: 30px;
	font-weight: 500;
	line-height: 1.16;
	letter-spacing: -1.2px;
}
.dark .auth-heading h1 {
	color: #f9fafb;
}
.auth-heading > span {
	display: block;
	margin-top: 12px;
	font-size: 19px;
	line-height: 1.55;
	color: #626262;
}
.dark .auth-heading > span {
	color: #9ca3af;
}
.auth-form {
	display: grid;
	gap: 20px;
	margin-top: 30px;
}
.auth-field {
	display: grid;
	gap: 8px;
}
.auth-field label {
	font-size: 13px;
	font-weight: 500;
	color: #353535;
}
.dark .auth-field label {
	color: #d1d5db;
}
.dark .auth-field input {
	background-color: rgba(11, 13, 15, 0.85);
	border-color: rgba(255, 255, 255, 0.12);
	color: #f9fafb;
	box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.4);
	transition:
		border-color 0.15s ease,
		box-shadow 0.15s ease;
}
.dark .auth-field input:hover {
	border-color: rgba(255, 255, 255, 0.24);
}
.dark .auth-field input:focus-visible {
	border-color: #3ecf8e;
	box-shadow:
		0 0 0 3px rgba(62, 207, 142, 0.2),
		inset 0 1px 2px rgba(0, 0, 0, 0.4);
}
.auth-error {
	margin: -4px 0 0;
	padding: 10px 12px;
	border: 1px solid #efcaca;
	border-radius: 6px;
	font-size: 12px;
	line-height: 1.45;
	color: #9f2f2f;
	background: #fff6f6;
}
.dark .auth-error {
	background: rgba(239, 68, 68, 0.12);
	border-color: rgba(239, 68, 68, 0.28);
	color: #fca5a5;
}
.auth-submit {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	min-height: 42px;
	padding: 8px 16px;
	border: 1px solid #35c586;
	border-radius: 6px;
	font-size: 14px;
	font-weight: 600;
	color: var(--ink);
	background: var(--primary);
	box-shadow:
		0 1px 2px rgb(0 0 0 / 0.08),
		inset 0 1px rgb(255 255 255 / 0.2);
	cursor: pointer;
}
.auth-submit:hover:not(:disabled) {
	background: #36c487;
	transform: translateY(-1px);
}
.auth-submit:active:not(:disabled) {
	background: var(--primary-deep);
	transform: translateY(1px);
}
.auth-submit:disabled {
	cursor: wait;
	opacity: 0.62;
}
.dark .auth-submit {
	background: #3ecf8e;
	border-color: #3ecf8e;
	color: #090a0c;
	font-weight: 600;
	box-shadow:
		0 1px 2px rgba(0, 0, 0, 0.3),
		0 4px 14px rgba(62, 207, 142, 0.3),
		inset 0 1px 0 rgba(255, 255, 255, 0.35);
	transition: all 0.15s ease;
}
.dark .auth-submit:hover:not(:disabled) {
	background: #4ae09e;
	border-color: #4ae09e;
	box-shadow:
		0 4px 20px rgba(62, 207, 142, 0.45),
		inset 0 1px 0 rgba(255, 255, 255, 0.4);
	transform: translateY(-1px);
}
.dark .auth-submit:active:not(:disabled) {
	background: #24b47e;
	transform: translateY(1px);
}
.auth-footnote {
	position: relative;
	z-index: 1;
	margin: 0;
	font-size: 11px;
	color: #858585;
}
.dark .auth-footnote {
	color: #6b7280;
}

@media (max-width: 440px) {
	.auth-page {
		padding: 24px 16px;
	}
	.auth-card {
		padding: 28px 22px;
	}
	.auth-heading h1 {
		font-size: 27px;
	}
}