/* ===== VARIABLES CSS ===== */
:root {
    --primary-color: #FF6B9D;
    --secondary-color: #C44569;
    --accent-color: #FEC8D8;
    --light-pink: #FFE5EC;
    --lila-color: #B794F6;
    --sky-blue: #90CDF4;
    --mint-color: #9AE6B4;
    --coral-color: #FFB6B9;
    --white-color: #FFFFFF;
    --light-gray: #F8F9FA;
    --text-dark: #2D3748;
    --text-light: #718096;
    --border-color: #E2E8F0;
    
    --font-primary: 'Poppins', sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.15);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

html {
    scroll-behavior: smooth;
}

/* ===== NAVIGATION ===== */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
    text-decoration: none;
}

.navbar-brand i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.navbar-nav .nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    border-radius: 2rem;
    padding: 0.5rem 1rem !important;
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background-color: var(--light-pink);
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ===== HERO SECTION ===== */
.hero-section {
    background: linear-gradient(135deg, var(--light-pink) 0%, var(--white-color) 50%, var(--light-gray) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.hero-content h1 {
    color: var(--text-dark);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
}

.hero-content p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-buttons {
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    color: var(--white-color);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 2rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 2rem;
    transition: var(--transition);
    background: transparent;
}

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

.hero-stats {
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.stat-item {
    text-align: center;
    padding: 1rem;
}

.stat-item h3 {
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin: 0;
}

.hero-image {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    background: var(--white-color);
    border-radius: 1rem;
    padding: 3rem;
    box-shadow: var(--shadow-xl);
    text-align: center;
    animation: float 4s ease-in-out infinite;
    position: relative;
    border: 3px solid var(--light-pink);
}

.floating-card i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.code-snippet {
    background: var(--light-gray);
    border-radius: 0.5rem;
    padding: 1rem;
    font-family: 'Courier New', monospace;
    text-align: left;
    border-left: 4px solid var(--primary-color);
}

.code-line {
    display: block;
    color: var(--text-dark);
    font-size: 0.9rem;
    margin: 0.25rem 0;
}

/* ===== SERVICES SECTION ===== */
.services-section {
    background: var(--white-color);
    padding: 5rem 0;
}

.services-section h2 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.services-section .lead {
    color: var(--text-light);
    margin-bottom: 3rem;
}

.service-card {
    background: var(--white-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 2px solid var(--border-color);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--light-pink), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.service-icon i {
    font-size: 2rem;
    color: var(--white-color);
}

.service-card h4 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* ===== PAYMENT NOTICE ===== */
.payment-notice {
    margin-bottom: 2rem;
}

.payment-notice .badge {
    font-size: 1rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)) !important;
    border-radius: 2rem;
    font-weight: 600;
}

.payment-badge {
    background: linear-gradient(135deg, var(--mint-color), #68D391);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.5rem;
    display: inline-block;
}

/* ===== MARKETING PROMOTION ===== */
.marketing-promotion {
    margin-top: 3rem;
}

.promotion-card {
    background: linear-gradient(135deg, var(--white-color), var(--light-gray));
    border-radius: 1.5rem;
    padding: 2.5rem;
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.promotion-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.promotion-header {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.promotion-header h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 2rem;
}

.promotion-header p {
    color: var(--text-light);
    margin: 0;
}

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

.promotion-content h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 600;
}

.promotion-content p {
    color: var(--text-light);
    line-height: 1.6;
}

.promotion-benefits {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.promotion-benefits li {
    padding: 0.5rem 0;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.promotion-benefits i {
    color: var(--primary-color);
    font-size: 1.1rem;
    width: 20px;
}

.urgency-timer {
    background: var(--white-color);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--accent-color);
}

.urgency-timer i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.urgency-timer h5 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.urgency-timer p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

/* ===== PRICING SECTION ===== */
.pricing-section {
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white-color) 100%);
    padding: 5rem 0;
}

.pricing-card {
    background: var(--white-color);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid var(--border-color);
    height: 100%;
}

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

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white-color);
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.pricing-header h3 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.currency {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 600;
}

.amount {
    font-size: 2.5rem;
    color: var(--text-dark);
    font-weight: 700;
}

.period {
    color: var(--text-light);
    font-weight: 500;
    font-size: 1rem;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem 0;
}

.pricing-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features .fa-check {
    color: var(--mint-color);
    font-size: 1rem;
}

.pricing-features .fa-times {
    color: var(--coral-color);
    font-size: 1rem;
}

/* ===== BENEFITS SECTION ===== */
.benefits-section {
    background: var(--white-color);
    padding: 5rem 0;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--white-color);
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid var(--border-color);
}

.benefit-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--lila-color), var(--sky-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit-icon i {
    font-size: 1.5rem;
    color: var(--white-color);
}

.benefit-item h4 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.benefit-item p {
    color: var(--text-light);
    margin: 0;
}

/* ===== MARKETING SECTION ===== */
.marketing-section {
    background: linear-gradient(135deg, var(--light-pink) 0%, var(--white-color) 100%);
    padding: 5rem 0;
}

.marketing-content h2 {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.marketing-content p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.marketing-points {
    margin-bottom: 2rem;
}

.point-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.point-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.point-item h5 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.point-item p {
    color: var(--text-light);
    margin: 0;
}

.marketing-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 400px;
}

.growth-chart {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    height: 300px;
}

.chart-bar {
    width: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 0.5rem 0.5rem 0 0;
    animation: growBar 1s ease-out forwards;
    opacity: 0.8;
    transition: var(--transition);
}

.chart-bar:hover {
    opacity: 1;
    transform: translateY(-5px);
}

.chart-bar:nth-child(1) { animation-delay: 0.2s; }
.chart-bar:nth-child(2) { animation-delay: 0.4s; }
.chart-bar:nth-child(3) { animation-delay: 0.6s; }
.chart-bar:nth-child(4) { animation-delay: 0.8s; }

/* ===== PORTFOLIO SECTION ===== */
.portfolio-section {
    background: var(--white-color);
    padding: 5rem 0;
}

.portfolio-item {
    background: var(--white-color);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    height: 100%;
    border: 2px solid var(--border-color);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.portfolio-placeholder {
    background: linear-gradient(135deg, var(--light-gray), var(--light-pink));
    height: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.portfolio-placeholder i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.portfolio-placeholder h4 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.portfolio-placeholder p {
    color: var(--text-light);
    margin: 0;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white-color) 100%);
    padding: 5rem 0;
}

.contact-form {
    background: var(--white-color);
    border-radius: 1rem;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
}

.form-label {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-control, .form-select {
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    transition: var(--transition);
    font-family: var(--font-primary);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(255, 107, 157, 0.25);
}

.form-control:hover, .form-select:hover {
    border-color: var(--accent-color);
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(135deg, var(--text-dark) 0%, #1A202C 100%);
    color: var(--white-color);
    padding: 3rem 0 1rem;
}

.footer-brand h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
}

.footer-links h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.footer-links ul li {
    margin-bottom: 0.5rem;
}

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

.footer-links ul li a:hover {
    color: var(--primary-color);
}

.footer-contact h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.footer-contact i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-color);
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

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

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

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

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

@keyframes growBar {
    from {
        height: 0;
    }
    to {
        height: var(--height);
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 0;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .hero-image {
        height: 300px;
        margin-top: 2rem;
    }
    
    .floating-card {
        padding: 2rem;
    }
    
    .floating-card i {
        font-size: 3rem;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .benefit-item {
        flex-direction: column;
        text-align: center;
    }
    
    .benefit-icon {
        margin: 0 auto 1rem;
    }
    
    .marketing-section .row {
        flex-direction: column-reverse;
    }
    
    .contact-form {
        padding: 2rem;
    }
    
    .footer {
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    /* WhatsApp Float Button Mobile */
    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
        font-size: 26px;
    }
    
    /* Pricing Mobile */
    .payment-notice .badge {
        font-size: 0.9rem;
        padding: 0.5rem 1rem;
    }
    
    .amount {
        font-size: 2rem;
    }
    
    .promotion-card {
        padding: 1.5rem;
    }
    
    .promotion-header h3 {
        font-size: 1.5rem;
    }
    
    .urgency-timer {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }
}

@media (max-width: 576px) {
    .display-4 {
        font-size: 2rem;
    }
    
    .display-5 {
        font-size: 1.5rem;
    }
    
    .amount {
        font-size: 2rem;
    }
    
    .service-card,
    .pricing-card,
    .benefit-item {
        padding: 1.5rem;
    }
    
    .hero-stats .row {
        gap: 1rem;
    }
    
    .stat-item h3 {
        font-size: 1.5rem;
    }
    
    /* WhatsApp Float Button Small Mobile */
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 15px;
        right: 15px;
        font-size: 24px;
    }
    
    /* Pricing Small Mobile */
    .payment-notice .badge {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .amount {
        font-size: 1.8rem;
    }
    
    .promotion-card {
        padding: 1rem;
    }
    
    .promotion-header h3 {
        font-size: 1.3rem;
    }
    
    .promotion-content .row {
        flex-direction: column;
    }
    
    .urgency-timer {
        padding: 1rem;
        margin-top: 1rem;
    }
    
    .urgency-timer i {
        font-size: 2rem;
    }
}

/* ===== SCROLL BEHAVIOR ===== */
.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-md);
}

/* ===== LOADING STATES ===== */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-control:disabled {
    background-color: var(--light-gray);
    opacity: 0.6;
}

/* ===== WHATSAPP FLOAT BUTTON ===== */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
    animation: whatsappPulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    background: linear-gradient(135deg, #128C7E, #25D366);
}

.whatsapp-float i {
    margin: 0;
    line-height: 1;
}

@keyframes whatsappPulse {
    0% {
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.6);
    }
    100% {
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }
}

/* ===== ACCESSIBILITY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus styles for better accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}