:root {
    --primary: #10b981;
    --primary-dark: #059669;
    --secondary: #34d399;
    --accent: #f59e0b;
    --success: #10b981;
    --danger: #ef4444;
    --white: #fff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-hero: linear-gradient(135deg, #10b981 0%, #34d399 50%, #6ee7b7 100%);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-max: 1200px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 50px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, .06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, .08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, .12)
}

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

html {
    scroll-behavior: smooth
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-900);
    background: var(--white);
    -webkit-font-smoothing: antialiased
}

a {
    text-decoration: none;
    color: inherit;
    transition: color .3s ease
}

img {
    max-width: 100%;
    height: auto;
    display: block
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px
}

.section {
    padding: 80px 0
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, .98);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    z-index: 1000
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px
}

.logo {
    font-size: 24px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text
}

.nav-menu {
    display: none;
    gap: 35px;
    list-style: none
}

.nav-menu a {
    font-weight: 600;
    color: var(--gray-600)
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary)
}

.nav-cta {
    display: none;
    padding: 12px 28px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    font-weight: 600
}

.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
    background: 0 0;
    border: none;
    cursor: pointer
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 20px;
    box-shadow: var(--shadow-lg);
    z-index: 999
}

.mobile-menu.active {
    display: block
}

.mobile-menu a {
    display: block;
    padding: 15px 0;
    font-weight: 600;
    color: var(--gray-600);
    border-bottom: 1px solid var(--gray-100)
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all .3s ease;
    cursor: pointer;
    border: none
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white)
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(16, 185, 129, .4)
}

.btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--primary)
}

.btn-whatsapp {
    background: #25d366;
    color: var(--white)
}

.btn-whatsapp:hover {
    background: #20bd5a
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.1rem
}

.btn-sm {
    padding: 10px 20px;
    font-size: .9rem
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    color: var(--white);
    padding-top: 80px;
    position: relative;
    overflow: hidden
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, .1);
    border-radius: 50%
}

.hero-content {
    position: relative;
    z-index: 1
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 25px
}

.hero p {
    font-size: 1.2rem;
    opacity: .95;
    margin-bottom: 35px;
    max-width: 600px
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all .3s ease;
    border: 2px solid transparent
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary)
}

.product-image {
    aspect-ratio: 1;
    overflow: hidden;
    position: relative
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--danger);
    color: var(--white);
    padding: 6px 15px;
    border-radius: var(--radius-full);
    font-size: .8rem;
    font-weight: 700
}

.product-info {
    padding: 20px
}

.product-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px
}

.product-price {
    display: flex;
    align-items: center;
    gap: 10px
}

.price-current {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--primary)
}

.price-original {
    font-size: .95rem;
    color: var(--gray-400);
    text-decoration: line-through
}

.footer {
    background: var(--gray-800);
    color: var(--white);
    padding: 60px 0 30px
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 40px
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 15px
}

.footer-brand p {
    color: var(--gray-400);
    margin-bottom: 20px
}

.footer-social {
    display: flex;
    gap: 15px
}

.footer-social a {
    padding: 10px 15px;
    background: var(--gray-700);
    border-radius: var(--radius-sm);
    font-size: .9rem
}

.footer-social a:hover {
    background: var(--primary)
}

.footer-links h4 {
    font-size: 1.1rem;
    margin-bottom: 20px
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
    list-style: none
}

.footer-links a {
    color: var(--gray-400)
}

.footer-links a:hover {
    color: var(--white)
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--gray-700);
    text-align: center
}

.footer-bottom p {
    color: var(--gray-400);
    font-size: .9rem;
    margin-bottom: 5px
}

.wa-widget {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 1000
}

.wa-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    background: #25d366;
    color: var(--white);
    border-radius: var(--radius-full);
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(37, 211, 102, .4)
}

.wa-btn:hover {
    transform: scale(1.05)
}

.text-center {
    text-align: center
}

.text-muted {
    color: var(--gray-500)
}

.mt-2 {
    margin-top: 20px
}

.mt-3 {
    margin-top: 30px
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 15px
}

.section-subtitle {
    color: var(--gray-500);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px
}

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

    .nav-cta {
        display: inline-flex
    }

    .mobile-menu-btn {
        display: none
    }

    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr
    }

    .hero-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center
    }

    .hero-image {
        display: block
    }
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, .2);
    padding: 10px 20px;
    border-radius: var(--radius-full);
    font-weight: 600;
    margin-bottom: 20px
}

.hero-price {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap
}

.hero-price .price-current {
    font-size: 2.5rem;
    font-weight: 900
}

.hero-price .price-original {
    font-size: 1.3rem;
    opacity: .7;
    text-decoration: line-through
}

.hero-price .price-badge {
    background: var(--accent);
    color: var(--gray-900);
    padding: 5px 15px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: .9rem
}

.hero-cta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 30px
}

.hero-trust {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
    font-size: .95rem
}

.hero-image {
    display: none
}

.hero-image img {
    border-radius: var(--radius-xl);
    box-shadow: 0 30px 80px rgba(0, 0, 0, .3)
}

.trust-bar {
    background: var(--white);
    padding: 40px 0;
    border-bottom: 1px solid var(--gray-100)
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 15px
}

.trust-icon {
    font-size: 2rem
}

.trust-item strong {
    display: block;
    color: var(--gray-900)
}

.trust-item p {
    font-size: .9rem;
    color: var(--gray-500);
    margin: 0
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm)
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px
}

.feature-card p {
    color: var(--gray-500);
    line-height: 1.7
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px
}

.testimonial-card {
    background: rgba(255, 255, 255, .1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, .2)
}

.testimonial-rating {
    margin-bottom: 15px
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 20px;
    line-height: 1.7
}

.testimonial-author strong {
    display: block
}

.testimonial-author span {
    font-size: .9rem;
    opacity: .8
}

.cta-section {
    background: var(--gray-50)
}

.page-header {
    margin-top: 70px;
    padding: 60px 0;
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 15px
}

.page-header p {
    font-size: 1.1rem;
    opacity: .95
}

.promo-banner {
    background: var(--danger);
    color: var(--white);
    padding: 25px 0;
    text-align: center
}

.promo-content h2 {
    font-size: 1.5rem;
    margin-bottom: 5px
}

.promo-badge {
    display: inline-block;
    background: rgba(255, 255, 255, .2);
    padding: 5px 15px;
    border-radius: var(--radius-full);
    font-size: .85rem;
    font-weight: 700;
    margin-bottom: 10px
}

.filter-bar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 40px
}

.filter-btn {
    padding: 10px 25px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-full);
    background: var(--white);
    font-weight: 600;
    color: var(--gray-600);
    transition: all .3s ease;
    cursor: pointer
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--primary);
    background: var(--primary);
    color: var(--white)
}

.product-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .3s ease
}

.product-card:hover .product-overlay {
    opacity: 1
}

.product-category {
    font-size: .8rem;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px
}

@media(min-width:768px) {
    .trust-grid {
        grid-template-columns: repeat(4, 1fr)
    }

    .hero-image {
        display: block
    }
}