/* ============================================
   NOVAVIDA NATURALS - PREMIUM STYLESHEET
   ============================================ */

/* Reset y Variables */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2d6a4f;
    --secondary-color: #52b788;
    --accent-color: #95d5b2;
    --dark-color: #1b4332;
    --light-color: #d8f3dc;
    --white: #ffffff;
    --text-dark: #2d3748;
    --text-light: #718096;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --gold: #d4af37;
    --red: #dc2626;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Tipografía Premium */
h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    line-height: 1.2;
}

/* ============================================
   NAVEGACIÓN
   ============================================ */
.navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--primary-color);
}

.logo-img {
    height: 50px;
    width: auto;
}

.logo-text {
    display: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

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

.nav-link:hover::after {
    width: 100%;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--light-color);
    border: 2px solid var(--secondary-color);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    color: var(--primary-color);
    transition: all 0.3s;
    font-size: 0.9rem;
}

.lang-toggle:hover {
    background: var(--secondary-color);
    color: var(--white);
}

.lang-icon {
    font-size: 1.1rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: 0.3s;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 20px 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(149, 213, 178, 0.2) 0%, transparent 50%);
}

.hero-content {
    max-width: 900px;
    position: relative;
    z-index: 1;
}

.trust-badge-top {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    margin-bottom: 1.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: fadeInDown 1s ease;
}

.hero-title {
    font-size: 3.8rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease 0.1s both;
    font-weight: 700;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.3s both;
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease 0.5s both;
}

.feature-badge {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.feature-icon {
    font-size: 1.2rem;
}

.hero-cta {
    animation: fadeInUp 1s ease 0.7s both;
}

.cta-button {
    display: inline-block;
    background: var(--white);
    color: var(--primary-color);
    padding: 1.3rem 3.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.2rem;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.cta-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    opacity: 0.9;
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
    background: var(--white);
    padding: 2rem 20px;
    border-bottom: 1px solid var(--light-color);
}

.trust-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

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

.trust-icon {
    font-size: 2.5rem;
}

.trust-text {
    display: flex;
    flex-direction: column;
}

.trust-text strong {
    color: var(--primary-color);
    font-size: 1rem;
}

.trust-text span {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ============================================
   SECCIONES GENERALES
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   BENEFICIOS PRINCIPALES
   ============================================ */
.beneficios-principales {
    padding: 100px 20px;
    background: linear-gradient(180deg, var(--white) 0%, var(--light-color) 100%);
}

.beneficios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.beneficio-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.beneficio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.beneficio-icon-large {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.beneficio-card h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.beneficio-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   PRODUCTOS
   ============================================ */
.productos {
    padding: 100px 20px;
    background: var(--white);
}

.price-highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 2rem auto 3rem;
    max-width: 800px;
}

.price-label {
    font-size: 1.1rem;
    font-weight: 600;
}

.price-big {
    font-size: 3.5rem;
    font-weight: bold;
    font-family: 'Playfair Display', serif;
}

.price-detail {
    font-size: 1rem;
    opacity: 0.9;
}

.productos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.producto-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
    position: relative;
    border: 2px solid transparent;
}

.producto-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    border-color: var(--secondary-color);
}

.producto-destacado {
    border: 3px solid var(--gold);
    box-shadow: 0 15px 50px rgba(212, 175, 55, 0.3);
}

.producto-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--secondary-color);
    color: var(--white);
    padding: 0.5rem 1.2rem;
    border-radius: 25px;
    font-size: 0.75rem;
    font-weight: bold;
    z-index: 10;
    letter-spacing: 0.5px;
}

.bestseller {
    background: var(--red);
    animation: pulse 2s infinite;
}

.badge-especial {
    background: var(--gold);
    color: var(--dark-color);
}

.producto-image {
    width: 100%;
    height: 280px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--light-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.producto-info {
    padding: 2rem;
}

.producto-info h3 {
    font-size: 1.6rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.producto-tag {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: block;
}

.producto-descripcion {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 0.95rem;
}

.producto-key-benefits {
    background: var(--light-color);
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
}

.producto-key-benefits h4 {
    font-size: 1rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-family: 'Inter', sans-serif;
}

.producto-beneficios {
    list-style: none;
}

.producto-beneficios li {
    color: var(--text-dark);
    margin-bottom: 0.7rem;
    font-size: 0.9rem;
    line-height: 1.5;
}

.producto-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--light-color);
}

.precio-container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.precio {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    font-family: 'Playfair Display', serif;
}

.precio-anterior {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 1.2rem;
    margin-top: -8px;
}

.precio-detalle {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 0.2rem;
}

.btn-comprar {
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    transition: all 0.3s;
}

.btn-comprar:hover {
    background: var(--primary-color);
    transform: scale(1.05);
}

.btn-personalizar {
    background: var(--gold);
    color: var(--dark-color);
}

.btn-personalizar:hover {
    background: #c49a2b;
}

/* Garantía Box */
.garantia-box {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 3rem;
    border-radius: 20px;
    margin-top: 4rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    box-shadow: var(--shadow-lg);
}

.garantia-icon {
    font-size: 5rem;
    flex-shrink: 0;
}

.garantia-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.garantia-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    opacity: 0.95;
}

/* ============================================
   TESTIMONIOS
   ============================================ */
.testimonios {
    padding: 100px 20px;
    background: var(--light-color);
}

.testimonios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.testimonio-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
}

.testimonio-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.stars {
    color: var(--gold);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.testimonio-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonio-author {
    display: flex;
    flex-direction: column;
    border-top: 2px solid var(--light-color);
    padding-top: 1rem;
}

.testimonio-author strong {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.testimonio-author span {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-section {
    padding: 100px 20px;
    background: var(--white);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--light-color);
    border-radius: 15px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item:hover {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.faq-question {
    padding: 1.8rem 2rem;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary-color);
    cursor: pointer;
    position: relative;
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: 2rem;
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.faq-answer {
    padding: 0 2rem 1.8rem;
    color: var(--text-dark);
    line-height: 1.8;
    font-size: 1rem;
}

/* ============================================
   CONTACTO
   ============================================ */
.contacto {
    padding: 100px 20px;
    background: linear-gradient(180deg, var(--white) 0%, var(--light-color) 100%);
}

.contacto-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-top: 3rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.contacto-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s;
}

.info-item:hover {
    transform: translateX(5px);
}

.info-icon {
    font-size: 2.5rem;
    background: var(--light-color);
    padding: 1rem;
    border-radius: 10px;
}

.info-text h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 700;
    font-size: 1.1rem;
}

.info-text p {
    color: var(--text-dark);
    font-weight: 500;
}

.info-text a {
    color: var(--secondary-color);
    text-decoration: none;
}

.info-text a:hover {
    text-decoration: underline;
}

.info-note {
    display: block;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 0.5rem;
}

.contacto-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.3rem;
    border: 2px solid var(--light-color);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

.btn-enviar {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 1.3rem 2.5rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-enviar:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 4rem 20px 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.footer-trust {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
}

.footer-trust span {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: all 0.3s;
    font-size: 1rem;
    padding: 0.8rem 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.social-links a:hover {
    color: var(--accent-color);
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.facebook-link svg {
    width: 24px;
    height: 24px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom p {
    margin-bottom: 1rem;
}

.disclaimer {
    font-size: 0.85rem;
    font-style: italic;
    opacity: 0.7;
}

/* ============================================
   ANIMACIONES
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-features {
        flex-direction: column;
        gap: 1rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .price-highlight {
        flex-direction: column;
        text-align: center;
    }

    .productos-grid {
        grid-template-columns: 1fr;
    }

    .garantia-box {
        flex-direction: column;
        text-align: center;
    }

    .contacto-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

    .trust-items {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .price-big {
        font-size: 2.5rem;
    }

    .precio {
        font-size: 2rem;
    }

    .btn-comprar {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
}

@media (min-width: 769px) {
    .logo-text {
        display: inline;
    }
}