/*
 * FINA ARTE - Boutique Design System
 * Strict compliance: No purple/violet. Focus on elegant, high-contrast B2B themes.
 */

:root {
	// Base Colors (Light Mode)
	--bg-primary: #FAF9F6; // Off-white / paper texture
	--bg-secondary: #F0EFEB;
	--bg-alternate: #EAE8E3;
	
	--text-primary: #1A1A1A;
	--text-secondary: #4A4A4A;
	
	--accent-gold: #C5A059;
	--accent-gold-hover: #A88647;
	--accent-wood: #8B5A2B;
	
	--border-color: #DCDCDC;
	--border-focus: var(--accent-gold);
	
	// Spacing & Typography
	--font-primary: 'Outfit', sans-serif;
	--font-serif: 'Playfair Display', serif;
	--spacing-sm: 0.5rem;
	--spacing-md: 1.5rem;
	--spacing-lg: 3rem;
	--spacing-xl: 6rem;
	
	--radius: 4px; // Sharp, elegant corners, not too rounded
}

@media (prefers-color-scheme: dark) {
	:root {
		// Dark Mode (High-end luxury feel)
		--bg-primary: #0F0F11; // Graphite/Carbon, not pure black
		--bg-secondary: #18181A;
		--bg-alternate: #121214;
		
		--text-primary: #F5F5F5;
		--text-secondary: #A0A0A0;
		
		--border-color: #2A2A2A;
		--border-focus: var(--accent-gold);
	}
}

// Reset & Base
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: var(--font-primary);
	background-color: var(--bg-primary);
	color: var(--text-primary);
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
	font-family: var(--font-serif);
	font-weight: 400;
	margin-bottom: var(--spacing-md);
	color: var(--text-primary);
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 2rem;
}

// Navbar
.navbar {
	position: fixed;
	top: 0;
	width: 100%;
	background: rgba(var(--bg-primary), 0.95);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--border-color);
	z-index: 100;
	
	.navbar-inner {
		display: flex;
		justify-content: space-between;
		align-items: center;
		height: 80px;
	}
	
	.brand-logo {
		display: flex;
		align-items: center;
		gap: 12px;
		font-family: var(--font-serif);
		font-size: 1.5rem;
		font-weight: 600;
		letter-spacing: 2px;
		color: var(--text-primary);
		text-decoration: none;
		
		.nav-logo-img {
			width: 32px;
			height: 32px;
			border-radius: 4px;
			object-fit: cover;
		}
	}
	
	.nav-links {
		display: flex;
		gap: 2rem;
		align-items: center;
		
		a {
			text-decoration: none;
			color: var(--text-secondary);
			font-size: 0.9rem;
			text-transform: uppercase;
			letter-spacing: 1px;
			transition: color 0.3s ease;
			
			&:hover {
				color: var(--accent-gold);
			}
			
			&.btn-nav {
				border: 1px solid var(--accent-gold);
				padding: 0.5rem 1.5rem;
				border-radius: var(--radius);
				color: var(--accent-gold);
				
				&:hover {
					background: var(--accent-gold);
					color: var(--bg-primary);
				}
			}
		}
	}
}

// Hero Section
.hero-section {
	padding: calc(80px + var(--spacing-xl)) 0 var(--spacing-xl);
	min-height: 80vh;
	display: flex;
	align-items: center;
	position: relative;
	overflow: hidden;
	
	.hero-bg {
		position: absolute;
		top: 0; left: 0; right: 0; bottom: 0;
		background-image: url('../assets/hero-bg.png');
		background-size: cover;
		background-position: center;
		opacity: 0.15;
		z-index: 1;
		mix-blend-mode: luminosity;
	}
	
	.hero-content {
		position: relative;
		z-index: 2;
		max-width: 800px;
		
		.hero-logo-frame {
			display: inline-block;
			margin-bottom: 2rem;
			padding: 6px;
			background: linear-gradient(135deg, rgba(255,255,255,0.03), rgba(0,0,0,0.3));
			border: 1px solid var(--border-color);
			border-radius: 12px;
			box-shadow: 0 15px 35px rgba(0,0,0,0.4);
			
			img {
				display: block;
				width: 140px;
				height: 140px;
				border-radius: 8px;
				object-fit: cover;
			}
		}
		
		h1 {
			font-size: 4.5rem;
			line-height: 1.1;
			margin-bottom: var(--spacing-md);
			
			span {
				color: var(--accent-gold);
				font-style: italic;
			}
		}
		
		p {
			font-size: 1.25rem;
			color: var(--text-secondary);
			margin-bottom: var(--spacing-lg);
			max-width: 600px;
		}
	}
}

// Sections
section {
	padding: var(--spacing-xl) 0;
	
	&.bg-alternate {
		background-color: var(--bg-alternate);
	}
	
	.section-header, .section-text {
		text-align: center;
		max-width: 700px;
		margin: 0 auto var(--spacing-lg);
		
		h2 {
			font-size: 2.5rem;
		}
		p {
			color: var(--text-secondary);
			font-size: 1.1rem;
		}
	}
}

// Buttons
button {
	cursor: pointer;
	font-family: var(--font-primary);
	border: none;
	outline: none;
}

.btn-primary {
	background-color: var(--accent-gold);
	color: #FFF;
	padding: 1rem 2.5rem;
	font-size: 1rem;
	font-weight: 500;
	letter-spacing: 1px;
	border-radius: var(--radius);
	transition: background 0.3s ease;
	
	&:hover {
		background-color: var(--accent-gold-hover);
	}
}

.btn-secondary {
	background-color: transparent;
	color: var(--text-primary);
	border: 1px solid var(--border-color);
	padding: 1rem 2.5rem;
	font-size: 1rem;
	font-weight: 500;
	border-radius: var(--radius);
	transition: all 0.3s ease;
	
	&:hover {
		border-color: var(--accent-gold);
		color: var(--accent-gold);
	}
}

.btn-whatsapp {
	background-color: #25D366;
	color: #FFF;
	padding: 1.2rem 3rem;
	font-size: 1.1rem;
	font-weight: 600;
	border-radius: var(--radius);
	transition: transform 0.2s ease, background 0.3s ease;
	width: 100%;
	margin-top: 1rem;
	
	&:hover {
		background-color: #1DA851;
		transform: translateY(-2px);
	}
}

// Visual Containers (CAM & HaaS)
.cam-visual, .haas-visual {
	background: var(--bg-secondary);
	border: 1px solid var(--border-color);
	border-radius: var(--radius);
	padding: 2rem;
	display: flex;
	justify-content: center;
	align-items: center;
	min-height: 400px;
	position: relative;
	overflow: hidden;
	
	svg {
		max-width: 100%;
		height: auto;
	}
}

.haas-controls {
	margin-top: 1.5rem;
}

// Wizard B2B
.wizard-container {
	max-width: 800px;
	margin: 0 auto;
	background: var(--bg-secondary);
	border: 1px solid var(--border-color);
	border-radius: var(--radius);
	padding: 3rem;
	box-shadow: 0 10px 30px rgba(0,0,0,0.05);
	
	.wizard-step {
		display: none;
		animation: fadeIn 0.4s ease forwards;
		
		&.active {
			display: block;
		}
		
		h3 {
			font-size: 1.5rem;
			margin-bottom: 2rem;
			border-bottom: 1px solid var(--border-color);
			padding-bottom: 1rem;
		}
	}
	
	.options-grid {
		display: grid;
		grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
		gap: 1.5rem;
		margin-bottom: 2rem;
		
		.wizard-option {
			cursor: pointer;
			
			input[type="radio"] {
				display: none;
				
				&:checked + .option-card {
					border-color: var(--accent-gold);
					background: rgba(197, 160, 89, 0.05);
					
					&::after {
						content: '';
						position: absolute;
						top: 10px;
						right: 10px;
						width: 12px;
						height: 12px;
						border-radius: 50%;
						background: var(--accent-gold);
					}
				}
			}
			
			.option-card {
				display: block;
				padding: 1.5rem;
				border: 1px solid var(--border-color);
				border-radius: var(--radius);
				text-align: center;
				font-weight: 500;
				position: relative;
				transition: all 0.2s ease;
				
				&:hover {
					border-color: var(--text-secondary);
				}
			}
		}
	}
	
	.range-container {
		margin-bottom: 3rem;
		text-align: center;
		
		span {
			display: block;
			font-size: 2.5rem;
			font-family: var(--font-serif);
			color: var(--accent-gold);
			margin-bottom: 1.5rem;
		}
		
		input[type="range"] {
			width: 100%;
			-webkit-appearance: none;
			appearance: none;
			height: 4px;
			background: var(--border-color);
			outline: none;
			border-radius: 2px;
			
			&::-webkit-slider-thumb {
				-webkit-appearance: none;
				appearance: none;
				width: 24px;
				height: 24px;
				border-radius: 50%;
				background: var(--accent-gold);
				cursor: pointer;
				transition: transform 0.1s;
				
				&:hover {
					transform: scale(1.2);
				}
			}
		}
	}
	
	.wizard-actions {
		display: flex;
		justify-content: flex-end;
		gap: 1rem;
		margin-top: 2rem;
		border-top: 1px solid var(--border-color);
		padding-top: 2rem;
	}
}

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

// Footer
.footer {
	background: var(--bg-alternate);
	padding: var(--spacing-lg) 0;
	border-top: 1px solid var(--border-color);
	text-align: center;
	
	.footer-brand {
		font-family: var(--font-serif);
		font-size: 1.5rem;
		letter-spacing: 1px;
		margin-bottom: 1rem;
		
		span {
			display: block;
			font-family: var(--font-primary);
			font-size: 0.8rem;
			color: var(--text-secondary);
			letter-spacing: 2px;
			text-transform: uppercase;
			margin-top: 0.5rem;
		}
	}
	
	.footer-links {
		color: var(--text-secondary);
		font-size: 0.9rem;
	}
}

// Media Queries Mobile
@media (max-width: 768px) {
	.hero-section .hero-content h1 { font-size: 3rem; }
	.navbar .nav-links { display: none; }
}