@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&display=swap');

:root {
	--ink: #0f172a;
	--muted: #5b6b82;
	--line: #dbe3ef;
	--card: #ffffff;
	--brand: #11477a;
	--brand-2: #3d7fb5;
	--danger: #b42318;
}

* {
	box-sizing: border-box;
}

html,
body {
	margin: 0;
	padding: 0;
	min-height: 100%;
	font-family: 'Manrope', sans-serif;
	color: var(--ink);
}

body {
	background:
		radial-gradient(1000px 450px at 10% -10%, rgba(61, 127, 181, 0.35), transparent 60%),
		radial-gradient(900px 400px at 90% 120%, rgba(17, 71, 122, 0.28), transparent 60%),
		linear-gradient(145deg, #f6fafc 0%, #e8f0f8 50%, #f3f8fc 100%);
}

.login-shell {
	min-height: 100vh;
	display: grid;
	place-items: center;
	padding: 32px 16px;
	position: relative;
	overflow: hidden;
}

.login-ambient {
	position: absolute;
	width: 720px;
	height: 720px;
	border-radius: 50%;
	border: 1px solid rgba(17, 71, 122, 0.12);
	transform: translate(-56%, -44%);
	left: 0;
	top: 0;
}

.login-grid {
	width: min(980px, 100%);
	display: grid;
	grid-template-columns: 1.1fr 0.9fr;
	background: rgba(255, 255, 255, 0.72);
	backdrop-filter: blur(6px);
	border: 1px solid rgba(255, 255, 255, 0.8);
	border-radius: 24px;
	box-shadow: 0 20px 50px rgba(17, 71, 122, 0.14);
	position: relative;
	z-index: 2;
	overflow: hidden;
}

.brand-panel {
	padding: 44px 40px;
	background: linear-gradient(160deg, rgba(17, 71, 122, 0.95), rgba(61, 127, 181, 0.92));
	color: #ffffff;
}

.brand-mark img {
	width: min(260px, 92%);
	height: auto;
	filter: drop-shadow(0 8px 14px rgba(0, 0, 0, 0.2));
}

.brand-panel h1 {
	margin: 24px 0 10px;
	font-size: 30px;
	line-height: 1.2;
	letter-spacing: 0.2px;
}

.brand-panel p {
	margin: 0;
	line-height: 1.7;
	opacity: 0.95;
}

.back-link {
	display: inline-block;
	margin-top: 30px;
	color: #fff;
	text-decoration: none;
	border-bottom: 1px solid rgba(255, 255, 255, 0.45);
	padding-bottom: 2px;
	transition: opacity 180ms ease;
}

.back-link:hover {
	opacity: 0.82;
}

.login-card-wrap {
	display: grid;
	place-items: center;
	padding: 36px;
}

.login-card {
	width: min(390px, 100%);
	background: var(--card);
	border: 1px solid var(--line);
	border-radius: 18px;
	padding: 30px 26px 24px;
	box-shadow: 0 14px 35px rgba(15, 23, 42, 0.08);
}

.login-card h2 {
	margin: 0;
	font-size: 28px;
	line-height: 1.2;
}

.subhead {
	margin: 8px 0 18px;
	color: var(--muted);
}

.login-card label {
	display: block;
	font-size: 14px;
	font-weight: 600;
	margin-bottom: 8px;
}

.login-card input[type='text'],
.login-card input[type='password'] {
	width: 100%;
	border: 1px solid var(--line);
	border-radius: 10px;
	padding: 12px 13px;
	margin: 0 0 16px;
	font-size: 15px;
	color: var(--ink);
	outline: none;
	transition: border-color 160ms ease, box-shadow 160ms ease;
}

.login-card input[type='text']:focus,
.login-card input[type='password']:focus {
	border-color: var(--brand-2);
	box-shadow: 0 0 0 3px rgba(61, 127, 181, 0.2);
}

.login-card button {
	width: 100%;
	border: 0;
	border-radius: 10px;
	padding: 12px;
	color: #ffffff;
	background: linear-gradient(90deg, var(--brand), var(--brand-2));
	font-size: 16px;
	font-weight: 700;
	cursor: pointer;
	transition: transform 120ms ease, box-shadow 120ms ease;
}

.login-card button:hover {
	transform: translateY(-1px);
	box-shadow: 0 8px 14px rgba(17, 71, 122, 0.26);
}

.alert-error {
	margin-top: 14px;
	border: 1px solid #f5c2c7;
	background: #fff1f2;
	color: var(--danger);
	border-radius: 10px;
	padding: 10px 12px;
	font-size: 14px;
}

@media (max-width: 920px) {
	.login-grid {
		grid-template-columns: 1fr;
	}

	.brand-panel {
		padding: 34px 26px;
	}

	.brand-panel h1 {
		font-size: 26px;
	}

	.login-card-wrap {
		padding: 24px;
	}
}