/* ============================================
   解体見積システム - ログインページスタイル
   ============================================ */

:root {
	--login-bg-start: #1e3a5f;
	--login-bg-end: #0d1b2a;
	--login-card-bg: #ffffff;
	--login-primary: #3b82f6;
	--login-primary-hover: #2563eb;
	--login-text: #1e293b;
	--login-text-muted: #64748b;
}

/* フォント設定 */
body.login-page {
	font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
	background: linear-gradient(135deg, var(--login-bg-start) 0%, var(--login-bg-end) 100%);
	min-height: 100vh;
	margin: 0;
	padding: 0;
}

/* 背景パターン */
body.login-page::before {
	content: '';
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-image: 
		radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
		radial-gradient(circle at 75% 75%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
	pointer-events: none;
	z-index: 0;
}

/* コンテナ */
.login-container {
	display: flex;
	justify-content: center;
	align-items: center;
	min-height: 100vh;
	padding: 1rem;
	position: relative;
	z-index: 1;
}

/* ラッパー */
.login-wrapper {
	width: 100%;
	max-width: 420px;
}

/* ログインカード */
.login-card {
	background: var(--login-card-bg);
	border-radius: 16px;
	box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
	width: 100%;
	overflow: hidden;
}

/* ヘッダー */
.login-header {
	background: linear-gradient(135deg, var(--login-primary) 0%, var(--login-primary-hover) 100%);
	color: white;
	padding: 2.5rem 2rem;
	text-align: center;
}

.login-logo {
	width: 70px;
	height: 70px;
	background: rgba(255, 255, 255, 0.2);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 1rem;
}

.login-logo i {
	font-size: 2rem;
}

.login-title {
	font-size: 1.5rem;
	font-weight: 700;
	margin: 0 0 0.5rem;
	letter-spacing: 1px;
}

.login-subtitle {
	font-size: 0.9rem;
	opacity: 0.9;
	margin: 0;
}

/* ボディ */
.login-body {
	padding: 2rem;
}

.login-form .form-label {
	font-weight: 500;
	color: var(--login-text);
	font-size: 0.875rem;
	margin-bottom: 0.5rem;
}

.login-form .form-control {
	border-radius: 8px;
	padding: 0.75rem 1rem;
	font-size: 1rem;
	border: 1px solid #e2e8f0;
	transition: border-color 0.2s, box-shadow 0.2s;
}

.login-form .form-control:focus {
	border-color: var(--login-primary);
	box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.login-form .input-group-text {
	background: #f8fafc;
	border: 1px solid #e2e8f0;
	border-radius: 8px 0 0 8px;
	color: var(--login-text-muted);
}

.login-form .input-group .form-control {
	border-radius: 0;
}

.login-form .input-group .btn {
	border-radius: 0 8px 8px 0;
	border: 1px solid #e2e8f0;
	border-left: none;
}

/* ログインボタン */
.login-btn {
	background: linear-gradient(135deg, var(--login-primary) 0%, var(--login-primary-hover) 100%);
	border: none;
	border-radius: 10px;
	padding: 0.875rem 1.5rem;
	font-weight: 600;
	font-size: 1rem;
	transition: transform 0.2s, box-shadow 0.2s;
}

.login-btn:hover {
	transform: translateY(-2px);
	box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

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

/* フッター */
.login-footer {
	background: #f8fafc;
	padding: 1rem 2rem;
	text-align: center;
	border-top: 1px solid #e2e8f0;
}

/* フラッシュメッセージ */
.login-wrapper .alert,
.login-wrapper .message,
.login-wrapper [id$="Message"] {
	width: 100%;
	margin: 0 0 1rem;
	padding: 1rem 1.25rem;
	border: none;
	border-radius: 10px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
	text-align: center;
	font-weight: 500;
	font-size: 0.95rem;
	background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%) !important;
	color: #ffffff !important;
}

.login-wrapper .alert-success,
.login-wrapper .success {
	background: linear-gradient(135deg, #16a34a 0%, #15803d 100%) !important;
	color: #ffffff !important;
}

.login-wrapper .alert-warning,
.login-wrapper .warning {
	background: linear-gradient(135deg, #d97706 0%, #b45309 100%) !important;
	color: #ffffff !important;
}

.login-wrapper .alert i,
.login-wrapper .message i,
.login-wrapper [id$="Message"] i {
	margin-right: 0.5rem;
}

/* レスポンシブ */
@media (max-width: 480px) {
	.login-card {
		border-radius: 12px;
	}

	.login-header {
		padding: 2rem 1.5rem;
	}

	.login-logo {
		width: 60px;
		height: 60px;
	}

	.login-logo i {
		font-size: 1.75rem;
	}

	.login-title {
		font-size: 1.25rem;
	}

	.login-body {
		padding: 1.5rem;
	}
}