/* LVT Manager — trang chủ (landing-manager.php) */

:root {
	--lvt-primary: #4f46e5;
	--lvt-primary-dark: #4338ca;
	--lvt-primary-light: #818cf8;
	--lvt-slate-950: #0f172a;
	--lvt-slate-900: #1e293b;
	--lvt-slate-700: #334155;
	--lvt-slate-500: #64748b;
	--lvt-slate-200: #e2e8f0;
	--lvt-slate-100: #f1f5f9;
	--lvt-white: #ffffff;
	--lvt-radius: 12px;
	--lvt-radius-lg: 16px;
	--lvt-shadow: 0 8px 32px rgba(15, 23, 42, 0.12);
	--lvt-shadow-lg: 0 24px 64px rgba(15, 23, 42, 0.18);
	--lvt-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.lvt-landing {
	color: var(--lvt-slate-700);
	background: var(--lvt-white);
}

/* Header */
.lvt-landing-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1030;
	transition: background var(--lvt-transition), box-shadow var(--lvt-transition);
}

.lvt-landing-header .navbar {
	padding: 1rem 0;
}

.lvt-landing-header--scrolled {
	background: rgba(255, 255, 255, 0.92);
	box-shadow: 0 1px 0 rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.06);
	backdrop-filter: blur(12px);
}

.lvt-landing-header--scrolled .navbar {
	padding: 0.65rem 0;
}

.lvt-landing-header--scrolled .navbar-brand,
.lvt-landing-header--scrolled .lvt-landing-nav .nav-link {
	color: var(--lvt-slate-900) !important;
}

.lvt-landing-header--scrolled .btn-outline-light {
	color: var(--lvt-primary);
	border-color: var(--lvt-primary);
}

.lvt-landing-header--scrolled .btn-outline-light:hover {
	background: var(--lvt-primary);
	color: var(--lvt-white);
}

.lvt-landing-brand {
	color: var(--lvt-white);
	text-decoration: none;
	font-weight: 700;
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.lvt-landing-brand:hover {
	color: #e0e7ff;
}

.lvt-landing-brand-icon {
	width: 36px;
	height: 36px;
	border-radius: 10px;
	background: rgba(255, 255, 255, 0.15);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.1rem;
}

.lvt-landing-nav .nav-link {
	color: rgba(255, 255, 255, 0.85);
	font-weight: 500;
	padding: 0.5rem 1rem !important;
}

.lvt-landing-nav .nav-link:hover {
	color: var(--lvt-white);
}

/* Hero */
.lvt-landing-hero {
	position: relative;
	min-height: 100vh;
	display: flex;
	align-items: center;
	background: linear-gradient(145deg, var(--lvt-slate-950) 0%, #1e1b4b 45%, var(--lvt-primary-dark) 100%);
	overflow: hidden;
	padding-top: 80px;
}

.lvt-landing-hero::before {
	content: "";
	position: absolute;
	inset: 0;
	background:
		radial-gradient(ellipse 80% 50% at 20% 40%, rgba(79, 70, 229, 0.35), transparent),
		radial-gradient(ellipse 60% 40% at 80% 60%, rgba(129, 140, 248, 0.2), transparent);
	pointer-events: none;
}

.lvt-landing-hero--has-photo::before {
	background:
		linear-gradient(145deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 27, 75, 0.82) 45%, rgba(49, 46, 129, 0.78) 100%),
		var(--lvt-landing-hero-bg, none) center / cover no-repeat;
}

.lvt-landing-hero::after {
	content: "";
	position: absolute;
	width: 480px;
	height: 480px;
	border-radius: 50%;
	background: rgba(99, 102, 241, 0.08);
	top: -120px;
	right: -80px;
	pointer-events: none;
}

.lvt-landing-hero .container {
	position: relative;
	z-index: 1;
}

.min-vh-75 {
	min-height: 75vh;
}

.lvt-hero-badge {
	background: rgba(255, 255, 255, 0.12);
	color: #c7d2fe;
	border: 1px solid rgba(255, 255, 255, 0.15);
	font-weight: 600;
	letter-spacing: 0.04em;
	padding: 0.45em 0.9em;
}

.lvt-landing-hero h1 {
	letter-spacing: -0.02em;
	line-height: 1.15;
}

.lvt-landing-hero .btn-primary {
	background: var(--lvt-primary);
	border-color: var(--lvt-primary);
	padding: 0.75rem 1.75rem;
	font-weight: 600;
	border-radius: 10px;
	box-shadow: 0 4px 20px rgba(79, 70, 229, 0.4);
}

.lvt-landing-hero .btn-primary:hover {
	background: var(--lvt-primary-dark);
	border-color: var(--lvt-primary-dark);
	transform: translateY(-1px);
}

.lvt-landing-hero .btn-outline-light {
	border-radius: 10px;
	font-weight: 600;
	padding: 0.75rem 1.75rem;
}

.lvt-hero-highlights {
	display: flex;
	flex-wrap: wrap;
	gap: 1.25rem;
	margin-top: 2rem;
}

.lvt-hero-highlight {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	color: rgba(255, 255, 255, 0.75);
	font-size: 0.9rem;
}

.lvt-hero-highlight i {
	color: #a5b4fc;
}

/* Preview card */
.lvt-hero-card {
	background: var(--lvt-white);
	border-radius: var(--lvt-radius-lg);
	padding: 1.75rem;
	border: 1px solid rgba(15, 23, 42, 0.06);
}

.lvt-hero-icon {
	width: 48px;
	height: 48px;
	border-radius: 12px;
	background: linear-gradient(135deg, var(--lvt-primary), var(--lvt-primary-light));
	color: var(--lvt-white);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.35rem;
}

.lvt-mini-stat {
	background: var(--lvt-slate-100);
	border-radius: var(--lvt-radius);
	padding: 1rem 1.15rem;
}

.lvt-mini-stat strong {
	display: block;
	font-size: 1.5rem;
	color: var(--lvt-slate-900);
	margin-top: 0.15rem;
}

.lvt-hero-card-preview {
	margin-top: 1.25rem;
	padding-top: 1.25rem;
	border-top: 1px solid var(--lvt-slate-200);
}

.lvt-activity-feed-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	margin-bottom: 0.85rem;
}

.lvt-activity-live {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	font-size: 0.7rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: #059669;
}

.lvt-activity-live-dot {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: #10b981;
	box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5);
	animation: lvt-activity-pulse 1.8s ease-out infinite;
}

.lvt-activity-feed {
	display: flex;
	flex-direction: column;
	gap: 0.55rem;
	min-height: 6.5rem;
}

.lvt-activity-item {
	display: flex;
	align-items: flex-start;
	gap: 0.65rem;
	padding: 0.55rem 0.65rem;
	border-radius: 10px;
	background: var(--lvt-slate-100);
	border: 1px solid transparent;
	font-size: 0.8125rem;
	line-height: 1.45;
	color: var(--lvt-slate-700);
	opacity: 0;
	transform: translateY(6px);
	animation: lvt-activity-in 0.55s ease forwards;
	animation-delay: var(--lvt-activity-delay, 0s);
	transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.lvt-activity-item.is-active {
	background: #fff;
	border-color: rgba(79, 70, 229, 0.18);
	box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
}

.lvt-activity-item strong,
.lvt-activity-mark {
	color: var(--lvt-slate-900);
	font-weight: 700;
}

.lvt-activity-mark--tick {
	animation: lvt-activity-mark-tick 0.45s ease;
}

@keyframes lvt-activity-mark-tick {
	0% {
		opacity: 0.35;
		transform: scale(0.96);
	}
	100% {
		opacity: 1;
		transform: scale(1);
	}
}

.lvt-activity-icon {
	flex-shrink: 0;
	width: 30px;
	height: 30px;
	border-radius: 8px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 0.95rem;
}

.lvt-activity-item--company .lvt-activity-icon {
	background: rgba(79, 70, 229, 0.12);
	color: var(--lvt-primary);
}

.lvt-activity-item--project .lvt-activity-icon {
	background: rgba(14, 165, 233, 0.12);
	color: #0284c7;
}

.lvt-activity-item--register .lvt-activity-icon {
	background: rgba(16, 185, 129, 0.12);
	color: #059669;
}

.lvt-activity-text {
	flex: 1;
	min-width: 0;
}

@keyframes lvt-activity-in {
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@keyframes lvt-activity-pulse {
	0% {
		box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.45);
	}
	70% {
		box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
	}
	100% {
		box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
	}
}

/* Features */
.lvt-landing-features {
	background: var(--lvt-slate-100);
}

.lvt-section-eyebrow {
	display: inline-block;
	font-size: 0.8rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--lvt-primary);
	margin-bottom: 0.5rem;
}

.lvt-feature-card {
	border-radius: var(--lvt-radius-lg) !important;
	transition: transform var(--lvt-transition), box-shadow var(--lvt-transition);
}

.lvt-feature-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--lvt-shadow) !important;
}

.lvt-feature-icon {
	width: 52px;
	height: 52px;
	border-radius: 14px;
	background: linear-gradient(135deg, #eef2ff, #e0e7ff);
	color: var(--lvt-primary);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.4rem;
}

/* Steps */
.lvt-landing-steps {
	background: var(--lvt-white);
}

.lvt-step-card {
	text-align: center;
	padding: 1.5rem;
}

.lvt-step-num {
	width: 40px;
	height: 40px;
	margin: 0 auto 1rem;
	border-radius: 50%;
	background: var(--lvt-primary);
	color: var(--lvt-white);
	font-weight: 700;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1rem;
}

/* CTA */
.lvt-landing-cta {
	background: linear-gradient(135deg, var(--lvt-slate-950), #312e81);
	color: var(--lvt-white);
}

/* Registration form */
#dang-ky {
	scroll-margin-top: 5.5rem;
}

.lvt-registration-section {
	background: var(--lvt-white);
}

.lvt-registration-benefits li {
	display: flex;
	align-items: flex-start;
	gap: 0.65rem;
	margin-bottom: 0.75rem;
	color: var(--lvt-slate-500);
	font-size: 0.95rem;
}

.lvt-registration-benefits li i {
	color: var(--lvt-primary);
	margin-top: 0.15rem;
	flex-shrink: 0;
}

.lvt-registration-card {
	background: var(--lvt-white);
	border: 1px solid var(--lvt-slate-200);
	border-radius: var(--lvt-radius-lg);
	padding: 1.75rem;
}

.lvt-registration-form .form-label {
	font-weight: 600;
	font-size: 0.875rem;
	color: var(--lvt-slate-700);
}

.lvt-registration-form .form-control {
	border-radius: 10px;
	padding: 0.65rem 0.85rem;
	border-color: var(--lvt-slate-200);
}

.lvt-registration-form .form-control:focus {
	border-color: var(--lvt-primary-light);
	box-shadow: 0 0 0 0.2rem rgba(79, 70, 229, 0.12);
}

.lvt-registration-form .btn-primary {
	background: var(--lvt-primary);
	border-color: var(--lvt-primary);
	font-weight: 600;
	border-radius: 10px;
	padding: 0.75rem 1rem;
}

.lvt-registration-form .btn-primary:hover:not(:disabled) {
	background: var(--lvt-primary-dark);
	border-color: var(--lvt-primary-dark);
}

.lvt-registration-hp {
	position: absolute;
	left: -9999px;
	width: 1px;
	height: 1px;
	overflow: hidden;
	opacity: 0;
	pointer-events: none;
}

.lvt-registration-success__icon {
	font-size: 3rem;
	color: #16a34a;
	line-height: 1;
}

.lvt-landing-cta .btn-light {
	font-weight: 600;
	border-radius: 10px;
	padding: 0.75rem 2rem;
	color: var(--lvt-primary-dark);
}

.lvt-landing-cta .btn-outline-light {
	border-radius: 10px;
	font-weight: 600;
}

@media (max-width: 991.98px) {
	.lvt-landing-header {
		background: rgba(15, 23, 42, 0.95);
		backdrop-filter: blur(12px);
	}

	.lvt-landing-header .navbar-collapse {
		background: var(--lvt-slate-900);
		margin: 0.75rem -0.75rem 0;
		padding: 1rem 0.75rem;
		border-radius: var(--lvt-radius);
	}

	.lvt-landing-hero {
		padding-top: 100px;
	}

	.lvt-landing-hero h1 {
		font-size: 2rem;
	}
}