/* ========== VARIABLES Y TEMA ========== */
:root {
	--bg: #0f1724;
	--card: #0b1220;
	--muted: #9aa4b2;
	--accent: #60a5fa;
	--success: #34d399;
	--danger: #fb7185;
	--warning: #fbbf24;
	--glass-bg: rgba(15, 23, 36, 0.8);
	--glass-border: rgba(96, 165, 250, 0.2);
}

html,
body {
	background: linear-gradient(180deg, #071025 0%, var(--bg) 100%);
	color: #e6eef8;
	scroll-behavior: smooth;
}

/* ========== GLASSMORPHISM ========== */
.glass-card {
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
	backdrop-filter: blur(20px);
	border: 1px solid var(--glass-border);
	box-shadow: 0 8px 32px rgba(2, 6, 23, 0.6);
}

.glass-panel {
	background: var(--glass-bg);
	backdrop-filter: blur(10px);
	border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ========== ANIMACIONES ========== */
@keyframes slideIn {
	from {
		transform: translateY(20px);
		opacity: 0;
	}

	to {
		transform: translateY(0);
		opacity: 1;
	}
}

@keyframes confetti {
	0% {
		transform: translateY(0) rotate(0deg);
		opacity: 1;
	}

	100% {
		transform: translateY(-100vh) rotate(720deg);
		opacity: 0;
	}
}

.animate-slide-in {
	animation: slideIn 0.5s ease-out;
}

/* ========== SPINNER MEJORADO ========== */
.enhanced-loader {
	border: 4px solid #334155;
	border-top: 4px solid var(--accent);
	border-bottom: 4px solid var(--accent);
	box-shadow: 0 0 20px rgba(96, 165, 250, 0.4);
}

/* ========== TOAST NOTIFICATIONS ========== */
.toast {
	position: fixed;
	top: 20px;
	right: 20px;
	z-index: 1000;
	min-width: 300px;
	transform: translateX(400px);
	transition: transform 0.3s ease-out;
}

.toast.show {
	transform: translateX(0);
}

/* ========== PROGRESS INDICATOR CIRCULAR ========== */
.progress-ring {
	transition: stroke-dashoffset 0.35s ease-out;
}

/* ========== DRAG & DROP MEJORADO ========== */
.drop-zone-enhanced {
	transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	position: relative;
	overflow: hidden;
}

.drop-zone-enhanced::before {
	content: '';
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, transparent, rgba(96, 165, 250, 0.1), transparent);
	transition: left 0.6s;
}

.drop-zone-enhanced.dragover::before {
	left: 100%;
}

/* ========== SKELETON LOADING ========== */
.skeleton {
	background: linear-gradient(90deg, #334155 25%, #475569 50%, #334155 75%);
	background-size: 200% 100%;
	animation: loading 1.5s infinite;
}

@keyframes loading {
	0% {
		background-position: 200% 0;
	}

	100% {
		background-position: -200% 0;
	}
}

/* ========== RESPONSIVIDAD ========== */
@media (max-width: 640px) {
	.mobile-bottom-sheet {
		position: fixed;
		bottom: 0;
		left: 0;
		right: 0;
		background: var(--glass-bg);
		backdrop-filter: blur(20px);
		border-top: 1px solid var(--glass-border);
		border-radius: 20px 20px 0 0;
		padding: 1.5rem;
		transform: translateY(100%);
		transition: transform 0.3s ease-out;
	}

	.mobile-bottom-sheet.active {
		transform: translateY(0);
	}
}

/* ========== UTILITIES ========== */
.text-shadow {
	text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hover-lift {
	transition: transform 0.2s ease;
}

.hover-lift:hover {
	transform: translateY(-2px);
}