:root {
    /* Color Palette - Premium Greens */
    --primary: #10b981; /* Emerald 500 */
    --primary-dark: #059669; /* Emerald 600 */
    --secondary: #34d399; /* Emerald 400 */
    --accent: #f59e0b; /* Amber 500 (for highlights) */
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --text-dark: #111827;
    --text-muted: #4b5563;
    --glass-bg: rgba(255, 255, 255, 0.8);
    --border-color: #e5e7eb;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -0.025em;
}

h1 { font-size: 3.5rem; line-height: 1.1; }
h2 { font-size: 2.5rem; color: var(--primary-dark); }
h3 { font-size: 1.5rem; }

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-muted);
}

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

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-dark);
    text-decoration: none;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
}

.contact-btn {
    background: var(--primary);
    color: white !important;
    padding: 0.75rem 1.5rem;
    border-radius: 99px;
    font-weight: 600;
}

.contact-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    padding: 120px 0 60px;
    background: radial-gradient(circle at top right, #d1fae5 0%, transparent 40%),
                radial-gradient(circle at bottom left, #ecfdf5 0%, transparent 40%);
}

.hero .container {
    padding-left: 4rem;
    padding-right: 4rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: 4rem;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: #ecfdf5;
    color: var(--primary-dark);
    border-radius: 99px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-content h1 span {
    color: var(--primary);
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img {
    width: 65%;
    display: block;
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transition: var(--transition);
    padding: 12px;
}

.hero-image img:hover {
    transform: scale(1.02) rotate(-1deg);
}

/* Sections */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
    border-color: var(--primary);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: #ecfdf5;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

/* IA Assistant Section */
.ia-section {
    background: #111827;
    color: white;
    border-radius: 40px;
    padding: 80px;
    margin: 50px 0;
}

.ia-section h2 { color: var(--secondary); }
.ia-section p { color: #9ca3af; }

.ia-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.ia-features li {
    list-style: none;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.ia-features li::before {
    content: '✓';
    color: var(--secondary);
    font-weight: bold;
}

/* Table Section */
.comparison-container {
    overflow-x: auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th, td {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: #fdfdfd;
    font-weight: 700;
    color: var(--text-dark);
}

.check { color: #10b981; font-weight: bold; }
.cross { color: #ef4444; }
.maybe { color: #f59e0b; }

/* Contact / Investors */
.investors {
    text-align: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: white;
    border-radius: 40px;
    padding: 80px 2rem;
}

.investors h2 { color: white; }
.investors p { color: rgba(255, 255, 255, 0.85); font-size: 1.2rem; }

.cta-btn {
    display: inline-block;
    padding: 1.25rem 3rem;
    background: white;
    color: var(--primary-dark);
    text-decoration: none;
    border-radius: 99px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
}

.cta-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Footer */
footer {
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

/* Responsive */
@media (max-width: 968px) {
    h1 { font-size: 2.5rem; }
    .hero-grid, .ia-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-image { order: -1; }
    .feature-icon { margin-left: auto; margin-right: auto; }
    .nav-links { display: none; }
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Recursos Section */
.recursos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.recurso-card {
    background: var(--bg-white);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.recurso-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
    border-color: var(--primary);
}

.recurso-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.recurso-emoji {
    width: 50px;
    height: 50px;
    background: #ecfdf5;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.recurso-card h3 {
    margin-bottom: 0;
    font-size: 1.35rem;
    color: var(--text-dark);
}

.recurso-card p {
    font-size: 1rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.recurso-list {
    margin-bottom: 1.25rem;
    padding-left: 1.25rem;
}

.recurso-list li {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.recurso-tip {
    font-size: 0.875rem !important;
    background: #f3f4f6;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    border-left: 4px solid var(--accent);
    color: var(--text-dark) !important;
    margin-top: auto;
    margin-bottom: 0 !important;
}