/* DMS Login — atmospheric brand composition */
@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css");
@import url("https://fonts.googleapis.com/css2?family=Outfit:wght@500;600;700&display=swap");

:root {
	--ink: #07080c;
	--ink-soft: #10131a;
	--fog: #9aa3b5;
	--mist: #c7cedb;
	--snow: #f4f6fa;
	--steel: #6ea8ff;
	--steel-deep: #3d7dff;
	--line: rgba(255, 255, 255, 0.1);
	--danger: #ff7b7b;
	--font-kr: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
	--font-en: "Outfit", var(--font-kr);
	--selection-bg: #3a4452;
	--selection-fg: #f3f5f8;
}

::selection {
	background: var(--selection-bg);
	color: var(--selection-fg);
}

::-moz-selection {
	background: var(--selection-bg);
	color: var(--selection-fg);
}

*,
*::before,
*::after {
	box-sizing: border-box;
	border-radius: 0 !important; /* 각진 디자인 — 라운드 사용 금지 */
}

html {
	color-scheme: dark;
}

body {
	margin: 0;
	min-height: 100vh;
	font-family: var(--font-kr);
	background: var(--ink);
	color: var(--snow);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	-webkit-user-select: none;
	user-select: none;
}

img,
svg,
a {
	-webkit-user-drag: none;
	user-drag: none;
}

.login-wrap {
	position: relative;
	isolation: isolate;
	min-height: 100vh;
	display: grid;
	place-items: center;
	padding: clamp(1.5rem, 4vw, 3rem);
	overflow: hidden;
}

/* Atmosphere */
.login-atmosphere {
	position: absolute;
	inset: 0;
	z-index: -1;
	pointer-events: none;
	background:
		radial-gradient(ellipse 70% 55% at 50% 115%, rgba(61, 125, 255, 0.22), transparent 58%),
		radial-gradient(ellipse 45% 40% at 12% 18%, rgba(110, 168, 255, 0.14), transparent 55%),
		radial-gradient(ellipse 40% 35% at 88% 22%, rgba(255, 255, 255, 0.05), transparent 50%),
		linear-gradient(165deg, #0b0e16 0%, var(--ink) 45%, #05060a 100%);
}

.login-atmosphere::before {
	content: "";
	position: absolute;
	inset: 0;
	opacity: 0.45;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
	background-size: 72px 72px;
	mask-image: radial-gradient(ellipse 70% 65% at 50% 40%, #000 20%, transparent 75%);
	animation: grid-drift 22s linear infinite;
}

.login-atmosphere::after {
	content: "";
	position: absolute;
	width: min(720px, 90vw);
	height: min(720px, 90vw);
	left: 50%;
	top: 42%;
	translate: -50% -50%;
	border-radius: 0;
	background: radial-gradient(circle, rgba(110, 168, 255, 0.16), transparent 68%);
	filter: blur(8px);
	animation: pulse-soft 8s ease-in-out infinite alternate;
}

@keyframes grid-drift {
	from {
		transform: translateY(0);
	}
	to {
		transform: translateY(72px);
	}
}

@keyframes pulse-soft {
	from {
		opacity: 0.55;
		transform: scale(0.96);
	}
	to {
		opacity: 1;
		transform: scale(1.05);
	}
}

.login-panel {
	position: relative;
	width: min(100%, 30rem);
	padding: clamp(2.15rem, 3.8vw, 2.85rem) clamp(1.5rem, 3vw, 2.25rem) clamp(1.5rem, 3vw, 2.25rem);
	border-radius: 0;
	background: linear-gradient(160deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.02) 42%, rgba(16, 19, 26, 0.55));
	border: 1px solid var(--line);
	backdrop-filter: blur(18px) saturate(1.2);
	-webkit-backdrop-filter: blur(18px) saturate(1.2);
	box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06) inset;
	animation: panel-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.login-panel::before {
	content: "";
	position: absolute;
	inset: 0;
	border-radius: 0;
	pointer-events: none;
	background: linear-gradient(120deg, transparent 35%, rgba(255, 255, 255, 0.05) 48%, transparent 62%);
	opacity: 0.7;
}

@keyframes panel-in {
	from {
		opacity: 0;
		transform: translateY(18px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.login-header {
	margin-bottom: 2.1rem;
	animation: fade-up 0.65s 0.08s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.login-title {
	margin: 0;
	font-size: clamp(1.55rem, 3.2vw, 1.95rem);
	font-weight: 700;
	line-height: 1.25;
	letter-spacing: -0.035em;
	color: var(--snow);
}

.login-subtitle {
	margin: 0.55rem 0 0;
	font-family: var(--font-en);
	font-size: 0.9rem;
	font-weight: 600;
	letter-spacing: 0.01em;
	color: var(--steel);
}

.login-body {
	margin-bottom: 1.55rem;
	animation: fade-up 0.65s 0.24s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.login-desc,
.login-note {
	margin: 0;
	max-width: 34em;
	font-size: 0.9rem;
	line-height: 1.65;
	color: var(--fog);
}

.login-desc {
	margin-bottom: 0.7rem;
	color: var(--mist);
}

.login-actions {
	animation: fade-up 0.65s 0.32s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.login-err {
	margin: 0 0 1rem;
	padding: 0.85rem 1rem;
	font-size: 0.875rem;
	line-height: 1.5;
	color: #ffd2d2;
	background: rgba(255, 90, 90, 0.1);
	border: 1px solid rgba(255, 123, 123, 0.28);
	border-radius: 0;
	white-space: pre-wrap;
	word-break: break-word;
}

.login-btn {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.65rem;
	width: 100%;
	padding: 0.88rem 1.2rem;
	font-family: inherit;
	font-size: 0.96rem;
	font-weight: 600;
	color: #111318;
	text-decoration: none;
	background: linear-gradient(180deg, #ffffff 0%, #e8ecf4 100%);
	border: 1px solid rgba(255, 255, 255, 0.65);
	border-radius: 0;
	cursor: pointer;
	transition:
		transform 0.2s ease,
		filter 0.2s ease,
		background 0.2s ease;
}

.login-btn:hover {
	filter: brightness(1.03);
	transform: translateY(-2px);
	color: #111318;
}

.login-btn:active {
	transform: translateY(0);
	filter: brightness(0.98);
}

.login-btn:focus-visible {
	outline: 2px solid var(--steel);
	outline-offset: 3px;
}

.login-btn-icon {
	width: 18px;
	height: 18px;
	flex-shrink: 0;
	display: block;
}

.login-footnote {
	margin: 1.1rem 0 0;
	text-align: center;
	font-size: 0.78rem;
	line-height: 1.5;
	color: rgba(154, 163, 181, 0.85);
	animation: fade-up 0.65s 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes fade-up {
	from {
		opacity: 0;
		transform: translateY(10px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@media (max-width: 520px) {
	.login-panel {
		padding: 2.25rem 1.25rem 1.35rem;
		border-radius: 0;
	}

	.login-title {
		font-size: 1.5rem;
	}

	.login-desc,
	.login-note {
		font-size: 0.875rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.login-atmosphere::before,
	.login-atmosphere::after,
	.login-panel,
	.login-header,
	.login-body,
	.login-actions,
	.login-footnote,
	.login-btn {
		animation: none !important;
		transition: none !important;
	}
}