/* =========================
   VARIABLES & IMPORTS
   ========================= */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Montserrat:wght@300;400;500;600;700&display=swap');

:root {
    /* Colors */
    --primary-purple: #8B5CF6;
    --primary-dark: #6D28D9;
    --primary-light: #A78BFA;
    --accent-pink: #EC4899;
    --accent-gold: #F59E0B;
    
    --white: #FFFFFF;
    --off-white: #F9FAFB;
    --light-gray: #F3F4F6;
    --medium-gray: #9CA3AF;
    --dark-gray: #374151;
    --text-dark: #1F2937;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8B5CF6 0%, #EC4899 100%);
    --gradient-soft: linear-gradient(135deg, #F3E7FF 0%, #FFF1F2 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(139, 92, 246, 0.9) 0%, rgba(236, 72, 153, 0.9) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
    --shadow-purple: 0 8px 24px rgba(139, 92, 246, 0.3);
    
    /* Fonts */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --section-padding-mobile: 60px 0;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

/* =========================
   GLOBAL STYLES
   ========================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    font-size: 16px;
    line-height: 1.7;
    background-color: var(--white);
    overflow-x: hidden;
}

::selection {
    background-color: var(--primary-purple);
    color: var(--white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

a {
    text-decoration: none;
    transition: var(--transition-fast);
}

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

/* Gradient Text */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

/* Section Styling */
section {
    padding: var(--section-padding);
    position: relative;
}

.section-header {
    margin-bottom: 3rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary-purple);
    margin-bottom: 1rem;
    padding: 0.5rem 1.5rem;
    background: var(--gradient-soft);
    border-radius: 50px;
}

.section-title {
    font-size: 2.75rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--medium-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* =========================
   HEADER & NAVIGATION
   ========================= */
.header-main {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.header-main.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: 1.25rem 0;
}

.navbar-brand {
    position: relative;
    z-index: 1001;
    margin: -20px 0 -20px 0;
}

.logo-img {
    height: 115px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-smooth);
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.1));
}

.navbar-brand:hover .logo-img {
    transform: scale(1.05);
}

.navbar-nav {
    gap: 1rem;
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    padding: 0.5rem 1rem;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-smooth);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

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

/* Store Button */
.btn-store {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    margin-left: 1rem;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-purple);
}

.btn-store:hover {
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(139, 92, 246, 0.4);
}

/* =========================
   HERO SECTION
   ========================= */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-soft);
    overflow: hidden;
    padding-top: 100px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--dark-gray);
    margin-bottom: 2.5rem;
    max-width: 550px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.hero-image img {
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
}

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.2;
    filter: blur(60px);
    z-index: -1;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--primary-purple);
    border-radius: 25px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
    animation: bounce 2s infinite;
}

.wheel {
    width: 3px;
    height: 8px;
    background: var(--primary-purple);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

@keyframes scroll {
    0% { opacity: 0; transform: translateY(0); }
    50% { opacity: 1; }
    100% { opacity: 0; transform: translateY(10px); }
}

.fade-in-up {
    animation: fadeInUp 1s ease-out;
}

.fade-in-right {
    animation: fadeInRight 1s ease-out 0.3s both;
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* =========================
   BUTTONS
   ========================= */
.btn-primary-custom {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2.5rem;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-purple);
    cursor: pointer;
}

.btn-primary-custom:hover {
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(139, 92, 246, 0.4);
}

.btn-outline-custom {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2.5rem;
    background: transparent;
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.btn-outline-custom:hover {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: var(--shadow-purple);
}

/* =========================
   PRODUCTS SECTION
   ========================= */
.products-section {
    background-color: var(--white);
}

.product-card {
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    position: relative;
    overflow: hidden;
    height: 350px;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.product-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-name {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.product-description {
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
    flex: 1;
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.product-features span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.product-features i {
    color: var(--primary-purple);
}

/* =========================
   SERVICES SECTION
   ========================= */
.services-section {
    background: var(--gradient-soft);
}

.service-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
    height: 100%;
    cursor: pointer;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon {
    transform: rotateY(360deg);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-description {
    color: var(--dark-gray);
    font-size: 0.95rem;
}

/* =========================
   DIFFERENTIALS SECTION
   ========================= */
.differentials-section {
    background-color: var(--white);
}

.differential-card {
    text-align: center;
    padding: 2rem;
    transition: var(--transition-smooth);
}

.differential-card:hover {
    transform: translateY(-5px);
}

.differential-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-soft);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-purple);
    font-size: 2.5rem;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.differential-card:hover .differential-icon {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-purple);
    transform: scale(1.1);
}

.differential-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.differential-card p {
    color: var(--dark-gray);
    font-size: 0.95rem;
}

/* =========================
   GALLERY SECTION
   ========================= */
.gallery-section {
    background: var(--gradient-soft);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
}

.gallery-overlay i {
    color: var(--white);
    font-size: 2rem;
    transform: scale(0);
    transition: var(--transition-smooth);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-item:hover .gallery-overlay i {
    transform: scale(1);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* =========================
   CONTACT SECTION
   ========================= */
.contact-section {
    background-color: var(--white);
}

.contact-content {
    padding-right: 2rem;
}

.contact-info {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: var(--gradient-soft);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-purple);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    color: var(--text-dark);
}

.contact-item p {
    color: var(--dark-gray);
    margin: 0;
}

/* WhatsApp CTA */
.whatsapp-cta {
    background: var(--gradient-primary);
    padding: 3rem;
    border-radius: 24px;
    text-align: center;
    color: var(--white);
    box-shadow: var(--shadow-xl);
}

.whatsapp-icon-wrapper {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    animation: pulse 2s infinite;
}

.whatsapp-icon-wrapper i {
    font-size: 3rem;
    color: var(--white);
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 15px rgba(255, 255, 255, 0);
    }
}

.whatsapp-cta h3 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    color: var(--white);
}

.whatsapp-cta p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 2.5rem;
    background: var(--white);
    color: var(--primary-purple);
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-lg);
}

.btn-whatsapp:hover {
    color: var(--primary-purple);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-whatsapp i {
    font-size: 1.5rem;
}

/* =========================
   FOOTER
   ========================= */
.footer {
    background: linear-gradient(135deg, #1F2937 0%, #111827 100%);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-brand {
    margin-bottom: 2rem;
}

.footer-logo {
    height: 60px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

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

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    transition: var(--transition-smooth);
}

.social-links a:hover {
    background: var(--gradient-primary);
    transform: translateY(-3px);
}

.footer-links h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links ul li {
    margin-bottom: 0.75rem;
}

.footer-links ul li a,
.footer-links ul li {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-links ul li i {
    color: var(--primary-light);
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* =========================
   BACK TO TOP BUTTON
   ========================= */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
    box-shadow: var(--shadow-purple);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 32px rgba(139, 92, 246, 0.5);
}

/* =========================
   RESPONSIVE DESIGN
   ========================= */
@media (max-width: 1200px) {
    .hero-title { font-size: 3.5rem; }
    .section-title { font-size: 2.25rem; }
}

@media (max-width: 992px) {
    section { padding: var(--section-padding-mobile); }
    
    .hero-title { font-size: 3rem; }
    .hero-subtitle { font-size: 1.1rem; }
    .section-title { font-size: 2rem; }
    
    .hero-image {
        margin-top: 3rem;
    }
    
    .contact-content {
        padding-right: 0;
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .hero-section {
        padding-top: 200px !important;
        min-height: 100vh;
    }
    
    .logo-img {
        height: 60px;
    }
    
    .navbar-brand {
        margin: 0;
    }
    
    .navbar {
        padding: 0.5rem 0;
    }
    
    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1rem; }
    .section-title { font-size: 1.75rem; }
    .section-subtitle { font-size: 1rem; }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn-primary-custom,
    .btn-outline-custom {
        width: 100%;
        justify-content: center;
    }
    
    .btn-store {
        margin-left: 0;
        margin-top: 1rem;
    }
    
    .navbar-nav {
        gap: 0;
        margin-top: 1rem;
    }
    
    .nav-link {
        padding: 0.75rem 0;
    }
    
    .product-image {
        height: 250px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title { font-size: 2rem; }
    .section-title { font-size: 1.5rem; }
    
    .service-icon,
    .differential-icon {
        width: 70px;
        height: 70px;
        font-size: 1.75rem;
    }
    
    .whatsapp-cta {
        padding: 2rem 1.5rem;
    }
    
    .whatsapp-icon-wrapper {
        width: 80px;
        height: 80px;
    }
    
    .whatsapp-icon-wrapper i {
        font-size: 2.5rem;
    }
}

/* =========================
   UTILITY CLASSES
   ========================= */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: var(--gradient-primary);
}

.shadow-custom {
    box-shadow: var(--shadow-lg);
}

.rounded-custom {
    border-radius: 24px;
}

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}