/* ============================================
   ELECTRO SPACE - Premium 3D Tech Store Styles
   ============================================ */

/* CSS Variables */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #06b6d4;
    --accent: #f59e0b;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --dark-lighter: #334155;
    --light: #f8fafc;
    --gray: #94a3b8;
    --gray-light: #cbd5e1;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --whatsapp: #25d366;
    
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-glass: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 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);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
    
    --radius-sm: 6px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--light);
}

.logo-icon {
    font-size: 1.75rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

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

.nav-link {
    color: var(--gray);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--dark-light);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius);
    padding: 0.5rem;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    list-style: none;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--gray);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.dropdown-menu a:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--light);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.cart-btn {
    position: relative;
    padding: 0.5rem;
    color: var(--gray);
    transition: color 0.3s ease;
}

.cart-btn:hover {
    color: var(--light);
}

.cart-count {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--primary);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.whatsapp-btn-nav {
    padding: 0.5rem;
    color: var(--whatsapp);
    transition: transform 0.3s ease;
}

.whatsapp-btn-nav:hover {
    transform: scale(1.1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--light);
    transition: all 0.3s ease;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    animation: glowPulse 4s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
}

.title-line.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.2); }
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--gray);
    margin-bottom: 1rem;
    font-weight: 300;
}

.hero-text {
    color: var(--gray-light);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--dark-light);
    color: var(--light);
    border: 1px solid var(--dark-lighter);
}

.btn-secondary:hover {
    background: var(--dark-lighter);
    border-color: var(--primary);
}

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

.btn-whatsapp:hover {
    background: #128c7e;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--light);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
}

.btn-outline-light {
    background: transparent;
    color: var(--light);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--light);
}

/* Hero Visual */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
}

.laptop-3d {
    position: relative;
    width: 400px;
    height: 300px;
    perspective: 1000px;
}

.laptop-base {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 320px;
    height: 20px;
    background: linear-gradient(180deg, var(--dark-lighter) 0%, var(--dark) 100%);
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.laptop-screen {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) rotateX(-10deg);
    width: 300px;
    height: 200px;
    background: var(--dark-light);
    border-radius: 8px 8px 0 0;
    border: 8px solid var(--dark-lighter);
    overflow: hidden;
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.2);
    animation: screenFloat 4s ease-in-out infinite;
}

@keyframes screenFloat {
    0%, 100% { transform: translateX(-50%) rotateX(-10deg) translateY(0); }
    50% { transform: translateX(-50%) rotateX(-10deg) translateY(-10px); }
}

.screen-content {
    padding: 1rem;
    height: 100%;
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.1) 0%, transparent 100%);
}

.code-line {
    height: 8px;
    background: rgba(99, 102, 241, 0.3);
    border-radius: 4px;
    margin-bottom: 8px;
    animation: codePulse 2s ease-in-out infinite;
}

.code-line:nth-child(1) { width: 80%; animation-delay: 0s; }
.code-line:nth-child(2) { width: 60%; animation-delay: 0.2s; }
.code-line:nth-child(3) { width: 90%; animation-delay: 0.4s; }
.code-line:nth-child(4) { width: 70%; animation-delay: 0.6s; }

@keyframes codePulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

.laptop-glow {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    height: 40px;
    background: radial-gradient(ellipse, rgba(99, 102, 241, 0.4) 0%, transparent 70%);
    filter: blur(20px);
}

.floating-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-item {
    position: absolute;
    font-size: 2rem;
    opacity: 0.6;
    animation: float 6s ease-in-out infinite;
    animation-delay: var(--delay);
}

.float-item:nth-child(1) { top: 10%; left: -50px; }
.float-item:nth-child(2) { top: 30%; right: -30px; animation-delay: 1s; }
.float-item:nth-child(3) { bottom: 30%; left: -30px; animation-delay: 2s; }
.float-item:nth-child(4) { bottom: 10%; right: -50px; animation-delay: 3s; }

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* ============================================
   FEATURES BAR
   ============================================ */
.features-bar {
    background: var(--dark-light);
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    padding: 2rem;
}

.features-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

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

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-glass);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

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

.feature-title {
    font-weight: 600;
    color: var(--light);
    font-size: 0.95rem;
}

.feature-desc {
    font-size: 0.85rem;
    color: var(--gray);
}

/* ============================================
   SECTIONS
   ============================================ */
section {
    padding: 5rem 2rem;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.section-tag {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--gray);
}

/* ============================================
   CATEGORIES
   ============================================ */
.categories {
    background: var(--dark);
}

.categories-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background: var(--dark-light);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.4s ease;
    display: block;
}

.category-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-xl);
}

.category-image {
    height: 160px;
    background: var(--gradient-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.category-icon-large {
    font-size: 4rem;
    transition: transform 0.4s ease;
}

.category-card:hover .category-icon-large {
    transform: scale(1.1) rotate(5deg);
}

.category-info {
    padding: 1.5rem;
}

.category-info h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.category-info p {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.category-count {
    color: var(--primary-light);
    font-weight: 600;
    font-size: 0.9rem;
}

/* ============================================
   PRODUCTS
   ============================================ */
.featured-products {
    background: var(--dark-light);
}

.products-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background: var(--dark);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.4s ease;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-xl);
}

.product-image {
    height: 200px;
    background: var(--gradient-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

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

.product-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.product-badge.out-of-stock {
    background: var(--danger);
}

.product-badge.contact-price {
    background: var(--accent);
}

.product-info {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-category {
    color: var(--primary-light);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.product-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.product-specs {
    color: var(--gray);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.product-price-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
}

.product-price {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light);
}

.product-price .currency {
    font-size: 0.9rem;
    color: var(--gray);
}

.product-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-add-cart {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: var(--primary);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-add-cart:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.btn-whatsapp-product {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: var(--whatsapp);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-whatsapp-product:hover {
    background: #128c7e;
    transform: scale(1.05);
}

.section-cta {
    text-align: center;
    margin-top: 3rem;
}

/* ============================================
   B2B SECTION
   ============================================ */
.b2b-section {
    background: var(--gradient-primary);
    padding: 5rem 2rem;
}

.b2b-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.b2b-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.b2b-content h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.b2b-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

.b2b-features {
    list-style: none;
    margin-bottom: 2rem;
}

.b2b-features li {
    padding: 0.5rem 0;
    font-size: 1rem;
}

.b2b-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.b2b-visual {
    display: flex;
    justify-content: center;
}

.b2b-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: 3rem;
    text-align: center;
    max-width: 300px;
}

.b2b-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.b2b-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* ============================================
   CONTACT CTA
   ============================================ */
.contact-cta {
    background: var(--dark);
    padding: 5rem 2rem;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cta-container h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-container p {
    color: var(--gray);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-whatsapp-large {
    background: var(--whatsapp);
    color: white;
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.btn-whatsapp-large:hover {
    background: #128c7e;
    transform: translateY(-2px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark-light);
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    padding: 4rem 2rem 2rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

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

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary);
    color: white;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--light);
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

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

.footer-links a,
.footer-contact a {
    color: var(--gray);
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--primary-light);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--gray);
}

.footer-contact svg {
    flex-shrink: 0;
    margin-top: 3px;
}

.footer-bottom {
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: var(--gray);
    font-size: 0.9rem;
}

/* ============================================
   FLOATING WHATSAPP
   ============================================ */
.floating-whatsapp {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: var(--whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all 0.3s ease;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: var(--dark-light);
    color: var(--light);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.floating-whatsapp:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-visual {
        display: none;
    }
    
    .features-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .b2b-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .b2b-features {
        display: inline-block;
        text-align: left;
    }
    
    .b2b-buttons {
        justify-content: center;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--dark-light);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transform: translateY(-150%);
        transition: transform 0.3s ease;
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: var(--dark);
        margin-top: 0.5rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        padding-top: 6rem;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .features-container {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .floating-whatsapp {
        width: 50px;
        height: 50px;
        bottom: 1rem;
        right: 1rem;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }