/* TecnoNube — colores tenant + interfaz pro post-login */

:root {
	--tn-primary: #3498db;
	--tn-primary-dark: #2c3e50;
	--tn-primary-deep: #1a252f;
}

/* —— Layout 3 columnas (solo webmail, no panel admin) —— */
body:not(.tn-admin-panel-page) #rl-app.rl-started:not(:has(#V-Login.LoginView:not([hidden]))) {
	background: linear-gradient(155deg, #d5dee8 0%, #eef2f7 42%, #e6eef8 100%) !important;
	background-image: linear-gradient(155deg, #d5dee8 0%, #eef2f7 42%, #e6eef8 100%) !important;
}

body:not(.tn-admin-panel-page) #rl-app > #rl-content {
	gap: 12px;
	padding: 12px;
	box-sizing: border-box;
}

body:not(.tn-admin-panel-page) #rl-left {
	border-radius: 16px !important;
	box-shadow: 4px 0 28px rgba(15, 23, 42, 0.14) !important;
	border-right: none !important;
	overflow: hidden !important;
}

body:not(.tn-admin-panel-page) #V-MailMessageList,
body:not(.tn-admin-panel-page) #rl-right {
	border-radius: 14px !important;
	border: 1px solid rgba(203, 213, 225, 0.9) !important;
	box-shadow: 0 4px 20px rgba(15, 23, 42, 0.07) !important;
	overflow: hidden;
	background: #fff !important;
}

#V-MailMessageList .thm-message-list-top-toolbar {
	border-radius: 14px 14px 0 0;
}

/* —— Sidebar brand —— */
.tn-brand-header {
	padding: 18px 14px 14px !important;
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, rgba(0, 0, 0, 0.12) 100%) !important;
}

.tn-brand-logo {
	width: 64px !important;
	height: 64px !important;
	max-height: none !important;
	max-width: none !important;
	object-fit: contain !important;
}

.tn-brand-title {
	font-size: 1.02rem !important;
	font-weight: 700 !important;
	letter-spacing: 0.02em;
}

.tn-brand-tagline {
	display: block !important;
	margin-top: 4px;
	font-size: 0.72rem;
	font-weight: 500;
	color: rgba(248, 250, 252, 0.7);
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

#rl-left .btn.buttonCompose.btn-success {
	background: linear-gradient(135deg, var(--tn-primary) 0%, #2980b9 100%) !important;
	box-shadow: 0 4px 14px rgba(41, 128, 185, 0.35);
	font-size: 0.88rem !important;
}

#rl-left .btn.buttonCompose.btn-success:hover {
	background: linear-gradient(135deg, #2980b9 0%, #1f6dad 100%) !important;
	transform: translateY(-1px);
}

/* —— Barra superior lista —— */
.thm-message-list-top-toolbar {
	background: linear-gradient(to bottom, #fff, #f8fafc) !important;
	border-bottom: 2px solid var(--tn-primary) !important;
	padding: 8px 12px !important;
	min-height: 52px !important;
}

.thm-message-list-top-toolbar input[type='search'],
.thm-message-list-top-toolbar input[type='text'] {
	border-radius: 999px !important;
	border: 1px solid #cbd5e1 !important;
	padding: 8px 14px !important;
	background: #f8fafc !important;
	min-width: 180px;
}

.thm-message-list-top-toolbar input:focus {
	border-color: var(--tn-primary) !important;
	box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15) !important;
}

/* —— Vista previa vacía —— */
.tn-preview-empty {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	min-height: min(420px, 55vh);
	padding: 40px 24px;
	text-align: center;
	color: var(--tn-text-muted, #64748b);
}

.tn-preview-empty-logo {
	width: 88px;
	height: 88px;
	object-fit: contain;
	margin-bottom: 20px;
	opacity: 0.9;
	filter: drop-shadow(0 4px 16px rgba(52, 152, 219, 0.2));
}

.tn-preview-empty-title {
	margin: 0 0 8px;
	font-size: 1.2rem;
	font-weight: 700;
	color: var(--tn-primary-dark, #1e293b);
}

.tn-preview-empty-text {
	margin: 0;
	font-size: 0.92rem;
	line-height: 1.5;
	max-width: 280px;
}

#V-MailMessageView .messageView:not(:has(.messageItemHeader)) {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 100%;
	background: linear-gradient(180deg, #fff 0%, #f8fafc 100%);
}

/* —— Lista vacía —— */
.listEmptyMessage strong {
	display: block;
	font-size: 1.1rem;
	color: var(--tn-primary-dark, #1e293b);
	margin-bottom: 6px;
}

.listEmptyMessage::before {
	width: 80px !important;
	height: 80px !important;
	background: var(--tn-surface-subtle, #f1f5f9) var(--tn-login-logo, url("/assets/branding/tecnonube/logo.png")) center / 48px no-repeat !important;
	border: 2px solid #dbeafe !important;
	box-shadow: 0 4px 16px rgba(52, 152, 219, 0.12);
}

/* —— Banner 2FA —— */
.tn-2fa-hint {
	background: linear-gradient(90deg, #e0f2fe 0%, #f0f9ff 100%) !important;
	border-bottom: 1px solid #7dd3fc !important;
	padding: 10px 16px !important;
	font-weight: 500;
}

.tn-list-brand-text {
	max-width: 140px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

body.tn-season-winter#rl-app:not(.rl-started) {
	background-image:
		radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.12) 0%, transparent 40%),
		radial-gradient(circle at 80% 70%, rgba(147, 197, 253, 0.2) 0%, transparent 45%),
		linear-gradient(145deg, #1e3a5f 0%, #2c3e50 40%, #3498db 100%) !important;
}

@media (max-width: 1024px) {
	body:not(.tn-admin-panel-page) #rl-app > #rl-content {
		padding: 0;
		gap: 0;
	}

	body:not(.tn-admin-panel-page) #rl-left,
	body:not(.tn-admin-panel-page) #V-MailMessageList,
	body:not(.tn-admin-panel-page) #rl-right {
		border-radius: 0 !important;
	}
}