:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #eff6ff;
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
    
    --text-main: #0f172a;
    --text-muted: #475569;
    --text-light: #94a3b8;
    
    --bg-body: #f8fafc;
    --bg-white: #ffffff;
    --bg-gray: #f1f5f9;
    
    --border: #e2e8f0;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-main);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.025em;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

p {
    color: var(--text-muted);
}

/* Navigation */
.navbar {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

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

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    color: var(--text-main);
}

.logo-text strong {
    color: var(--primary);
}

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

.nav-links a {
    font-weight: 500;
    color: var(--text-muted);
    transition: color 0.2s;
}

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

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: var(--bg-white);
    color: var(--text-main);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--bg-gray);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary .fa-whatsapp {
    color: var(--whatsapp);
    font-size: 1.25rem;
}

.btn-outline-whatsapp {
    background-color: transparent;
    color: var(--whatsapp-dark);
    border: 2px solid var(--whatsapp);
    padding: 0.5rem 1rem;
}

.btn-outline-whatsapp:hover {
    background-color: var(--whatsapp);
    color: white;
}

/* Hero Section */
.hero {
    padding-top: 140px;
    padding-bottom: 80px;
    background-color: var(--bg-white);
    overflow: hidden;
}

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

@media (min-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
    }
}

.badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    background-color: var(--primary-light);
    color: var(--primary-dark);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.highlight {
    color: var(--primary);
}

.hero .subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.trust-indicators {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.avatars {
    display: flex;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid white;
    margin-left: -10px;
}

.avatar:first-child {
    margin-left: 0;
}

.trust-text {
    font-size: 0.875rem;
}

/* Hero Image */
.hero-image-wrapper {
    position: relative;
}

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    background-color: var(--primary-light);
    border-radius: 24px;
    z-index: 0;
}

.hero-image {
    position: relative;
    width: 100%;
    height: auto;
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    z-index: 1;
    object-fit: cover;
    aspect-ratio: 4/5;
}

@media (min-width: 992px) {
    .hero-image {
        aspect-ratio: 1/1;
    }
}

.experience-card {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 2;
    animation: float 3s ease-in-out infinite alternate;
}

.experience-card .icon-box {
    background: #fef08a;
    color: #ca8a04;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.experience-card .card-text {
    display: flex;
    flex-direction: column;
}

@keyframes float {
    0% { transform: translateY(0); }
    100% { transform: translateY(-10px); }
}

/* Sections General */
.section {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--bg-body);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header p {
    font-size: 1.25rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

/* Content Grid (Audience & FAQ) */
.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
}

@media (min-width: 992px) {
    .content-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.box-subtitle {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

/* Audience List */
.audience-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.audience-list li {
    display: flex;
    gap: 1rem;
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.list-icon {
    width: 48px;
    height: 48px;
    background-color: var(--bg-gray);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.list-content {
    display: flex;
    flex-direction: column;
}

.list-content strong {
    font-size: 1.125rem;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

/* FAQ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.faq-item {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.faq-question {
    margin-bottom: 0.75rem;
}

.faq-question h4 {
    font-size: 1.125rem;
}

.faq-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--whatsapp-dark);
    font-weight: 600;
    margin-top: 1rem;
}

.faq-link:hover {
    text-decoration: underline;
}

/* Footer CTA */
.footer {
    background-color: var(--text-main);
    color: white;
    padding: 5rem 0;
    text-align: center;
}

.footer h2 {
    color: white;
}

.footer p {
    color: var(--text-light);
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Floating WhatsApp */
.floating-whatsapp {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: var(--whatsapp);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
    z-index: 100;
    transition: all 0.3s ease;
}

.floating-whatsapp:hover {
    background-color: var(--whatsapp-dark);
    transform: scale(1.1);
}