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

:root {
    --primary: #2563EB;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary: #10b981;
    --text-dark: #1f2937;
    --text-gray: #6b7280;
    --text-light: #9ca3af;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border: #e5e7eb;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.25rem; }
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary svg,
.btn-secondary svg {
    width: 20px;
    height: 20px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    padding: 16px 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-dark);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    color: var(--text-gray);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
}

/* Hero Section */
.hero {
    padding: 80px 0 120px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

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

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--secondary);
    color: white;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 16px;
    line-height: 1.8;
}

.hero-price {
    font-size: 1.125rem;
    color: var(--text-dark);
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-price strong {
    color: var(--primary);
    font-size: 1.25rem;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-item strong {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 4px;
}

.stat-item span {
    color: var(--text-gray);
    font-size: 0.875rem;
}

.screenshot-wrapper {
    position: relative;
}

.main-screenshot {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.floating-card {
    position: absolute;
    background: white;
    padding: 16px 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: float 3s ease-in-out infinite;
}

.floating-card .icon-check,
.floating-card .icon-zap {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.floating-card p {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 500;
}

.card-1 {
    bottom: 20%;
    left: -60px;
}

.card-2 {
    top: 15%;
    right: -40px;
    animation-delay: 1.5s;
}

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

@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .floating-card {
        display: none;
    }
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    margin-bottom: 60px;
}

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

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-light);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-header h2 {
    margin-bottom: 16px;
}

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

/* Problem Section */
.problem-section {
    background: var(--bg-white);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.problem-card {
    text-align: center;
    padding: 32px 24px;
}

.problem-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--bg-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.problem-icon svg {
    width: 32px;
    height: 32px;
}

.problem-card h3 {
    margin-bottom: 12px;
    color: var(--text-dark);
}

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

/* Features Section */
.features-section {
    background: var(--bg-light);
}

.feature-tabs {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
}

.tab-btn {
    padding: 12px 24px;
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-weight: 600;
    color: var(--text-gray);
    cursor: pointer;
    transition: var(--transition);
}

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

.tab-btn:hover {
    border-color: var(--primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-item {
    background: white;
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--bg-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    stroke-width: 2;
}

.feature-item h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

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

/* Excel Import Section */
.excel-import-section {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    padding: 100px 0;
}

.excel-import-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    margin-bottom: 60px;
    align-items: start;
}

.excel-steps {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.step-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--secondary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h4 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

.step-content p {
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 16px;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--secondary);
    color: white;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-download:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-download svg {
    width: 18px;
    height: 18px;
}

.excel-preview {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.preview-header {
    background: var(--bg-light);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}

.preview-header svg {
    width: 24px;
    height: 24px;
    color: var(--secondary);
}

.preview-header span {
    font-weight: 600;
    color: var(--text-dark);
}

.preview-table {
    overflow-x: auto;
    max-height: 300px;
}

.preview-table table {
    width: 100%;
    border-collapse: collapse;
}

.preview-table th,
.preview-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
}

.preview-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
    position: sticky;
    top: 0;
}

.preview-table td {
    color: var(--text-gray);
}

.preview-table tr.more-rows td {
    text-align: center;
    font-style: italic;
    color: var(--text-light);
}

.preview-footer {
    padding: 16px 24px;
    background: var(--bg-light);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.validation-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: white;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
}

.validation-badge.success {
    color: var(--secondary);
}

.validation-badge svg {
    width: 16px;
    height: 16px;
}

.excel-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.benefit-card {
    background: white;
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    color: var(--secondary);
    margin: 0 auto 16px;
}

.benefit-card h4 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

.benefit-card p {
    color: var(--text-gray);
    line-height: 1.7;
    margin: 0;
}

@media (max-width: 1024px) {
    .excel-import-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .excel-import-section {
        padding: 60px 0;
    }
    
    .step-item {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        margin: 0 auto;
    }
    
    .preview-table {
        font-size: 0.75rem;
    }
    
    .preview-table th,
    .preview-table td {
        padding: 8px 12px;
    }
}


/* Screenshots Section */
.screenshots-section {
    background: white;
}

.screenshots-carousel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

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

.screenshot-item img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: 16px;
    transition: var(--transition);
}

.screenshot-item img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.screenshot-caption h4 {
    margin-bottom: 8px;
}

.screenshot-caption p {
    color: var(--text-gray);
    font-size: 0.875rem;
}

/* Demo Section */
.demo-section {
    background: var(--bg-light);
}

.video-wrapper {
    max-width: 900px;
    margin: 0 auto 48px;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.demo-features {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

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

.demo-feature .demo-icon {
    width: 48px;
    height: 48px;
    color: var(--primary);
    margin: 0 auto 12px;
}

.demo-feature p {
    color: var(--text-gray);
    font-weight: 500;
}

/* Pricing Section */
.pricing-section {
    background: white;
}

.pricing-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    max-width: 900px;
    margin: 0 auto 48px;
}

.comparison-card {
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    position: relative;
    transition: var(--transition);
}

.comparison-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary);
    color: white;
    padding: 6px 20px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.875rem;
}

.card-header {
    text-align: center;
    margin-bottom: 24px;
}

.card-header h3 {
    margin-bottom: 8px;
}

.tag-old,
.tag-new {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.tag-old {
    background: var(--bg-light);
    color: var(--text-gray);
}

.tag-new {
    background: var(--primary);
    color: white;
}

.price {
    text-align: center;
    margin-bottom: 32px;
}

.price .amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    display: block;
}

.price .period {
    color: var(--text-gray);
    font-size: 1rem;
}

.features-list {
    list-style: none;
    margin-bottom: 32px;
}

.features-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

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

.features-list li.pro {
    color: var(--text-dark);
}

.features-list li.con {
    color: var(--text-gray);
}

.total-cost {
    text-align: center;
    padding: 16px;
    background: var(--bg-light);
    border-radius: var(--radius);
}

.total-cost p {
    color: var(--text-gray);
    font-size: 0.875rem;
    margin-bottom: 4px;
}

.total-cost strong {
    color: var(--text-dark);
    font-size: 1.125rem;
}

.btn-buy {
    display: block;
    width: 100%;
    padding: 16px;
    background: var(--primary);
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 600;
    transition: var(--transition);
}

.btn-buy:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.guarantee {
    text-align: center;
    color: var(--text-gray);
    font-size: 0.875rem;
    margin-top: 16px;
}

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

.savings-card {
    background: linear-gradient(135deg, var(--secondary) 0%, #059669 100%);
    color: white;
    padding: 32px;
    border-radius: var(--radius-lg);
    max-width: 600px;
    margin: 0 auto;
}

.savings-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.savings-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.savings-card h3 {
    color: white;
    margin-bottom: 8px;
}

.savings-card span {
    font-size: 2rem;
    font-weight: 700;
}

.savings-card p {
    margin: 0;
    opacity: 0.9;
}

/* Testimonials Section */
.testimonials-section {
    background: var(--bg-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.rating {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}

.rating .star-filled {
    width: 20px;
    height: 20px;
    color: #fbbf24;
    fill: #fbbf24;
}

.testimonial-card p {
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.author strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.author span {
    color: var(--text-gray);
    font-size: 0.875rem;
}

/* Schools Section */
.schools-section {
    background: var(--bg-light);
}

.schools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

.school-item {
    background: white;
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.school-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.school-logo {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 3px solid var(--border);
}

.school-logo img {
    width: 80%;
    height: 80%;
    object-fit: contain;
}

.school-item h4 {
    color: var(--text-dark);
    margin-bottom: 8px;
    font-size: 1.125rem;
}

.school-item p {
    color: var(--text-gray);
    font-size: 0.875rem;
    margin: 0;
}

.schools-cta {
    text-align: center;
    padding-top: 24px;
}

.schools-cta p {
    color: var(--text-gray);
    font-size: 1.125rem;
    margin-bottom: 24px;
}

@media (max-width: 768px) {
    .schools-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }
    
    .school-logo {
        width: 80px;
        height: 80px;
    }
    
    .school-item {
        padding: 24px 16px;
    }
    
    .school-item h4 {
        font-size: 1rem;
    }
}

/* FAQ Section */
.faq-section {
    background: white;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question .icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--primary);
    transition: var(--transition);
}

.faq-item.active .faq-question .icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 24px;
}

.faq-answer p {
    color: var(--text-gray);
    line-height: 1.7;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-content h2 {
    color: white;
    margin-bottom: 16px;
}

.cta-content > p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 48px;
}

.cta-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    background: white;
    padding: 48px;
    border-radius: var(--radius-lg);
    margin-bottom: 32px;
    text-align: left;
}

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

.price-box .label {
    display: block;
    color: var(--text-gray);
    font-size: 0.875rem;
    margin-bottom: 16px;
}

.price-large {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 16px;
}

.price-large .currency {
    font-size: 1.5rem;
    color: var(--text-gray);
}

.price-large .amount {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary);
}

.price-box .note {
    color: var(--text-gray);
    font-size: 0.875rem;
}

.cta-benefits ul {
    list-style: none;
}

.cta-benefits li {
    padding: 12px 0;
    color: var(--text-dark);
    font-weight: 500;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 32px;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

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

.badge-item .badge-icon {
    width: 48px;
    height: 48px;
    color: white;
    margin: 0 auto 12px;
}

.badge-item p {
    color: white;
    opacity: 0.9;
    font-weight: 500;
    margin: 0;
}

@media (max-width: 768px) {
    .cta-box {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 32px 24px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
    text-decoration: none;
    overflow: hidden;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    transition: var(--transition);
}

.whatsapp-float .whatsapp-text {
    position: absolute;
    right: 70px;
    background: white;
    color: var(--text-dark);
    padding: 10px 16px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    white-space: nowrap;
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-float .whatsapp-text::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid white;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-float:hover .whatsapp-text {
    opacity: 1;
    right: 75px;
}

.whatsapp-float:active {
    transform: scale(1.05);
}

/* Animation */
@keyframes pulse {
    0% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.7);
    }
    100% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
}

.whatsapp-float {
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    animation: none;
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
    }
    
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
    
    .whatsapp-float .whatsapp-text {
        display: none;
    }
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.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: white;
    transition: var(--transition);
}

.social-links a svg {
    width: 20px;
    height: 20px;
}

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

.footer-col h4 {
    color: white;
    margin-bottom: 16px;
    font-size: 1rem;
}

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

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: white;
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
}

.contact-info svg {
    width: 16px;
    height: 16px;
    stroke-width: 2;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .container {
        padding: 0 32px;
    }
}

@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Loading Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Promo Box Styles - Elegant Version */
.promo-box-elegant {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 2px solid #e2e8f0;
    border-radius: var(--radius-lg);
    padding: 32px;
    margin: 24px 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: var(--transition);
}

.promo-box-elegant:hover {
    border-color: #cbd5e1;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
}

.price-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e2e8f0;
}

.price-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.price-label {
    font-size: 0.75rem;
    color: var(--text-gray);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.price-old-elegant {
    font-size: 1.125rem;
    color: var(--text-gray);
    text-decoration: line-through;
    font-weight: 500;
}

.price-arrow {
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 300;
    flex-shrink: 0;
}

.price-info-main {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: right;
}

.price-label-main {
    font-size: 0.75rem;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.price-main {
    display: flex;
    align-items: baseline;
    gap: 2px;
    justify-content: flex-end;
}

.price-currency {
    font-size: 1.125rem;
    color: var(--text-dark);
    font-weight: 600;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    letter-spacing: -0.02em;
}

.price-suffix {
    font-size: 1.125rem;
    color: var(--text-dark);
    font-weight: 600;
}

.promo-footer {
    display: flex;
    align-items: center;
    justify-content: center;
}

.promo-info {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.875rem;
    color: var(--text-gray);
}

.discount-text {
    color: var(--secondary);
    font-weight: 600;
}

.divider {
    color: #cbd5e1;
    font-weight: 300;
}

.promo-timer {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-gray);
}

.timer-compact {
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: var(--primary);
    font-size: 0.9375rem;
    letter-spacing: 0.5px;
}

/* Responsive Elegant Version */
@media (max-width: 768px) {
    .promo-box-elegant {
        padding: 24px 20px;
    }
    
    .price-row {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .price-arrow {
        transform: rotate(90deg);
        font-size: 1.25rem;
    }
    
    .price-info-main {
        text-align: center;
    }
    
    .price-main {
        justify-content: center;
    }
    
    .price-amount {
        font-size: 2rem;
    }
    
    .promo-info {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .divider {
        display: none;
    }
}

/* CTA Section Promo Styles - Elegant */
.promo-badge-cta {
    background: var(--primary);
    color: white;
    padding: 6px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.75rem;
    display: inline-block;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.price-strike {
    text-decoration: line-through;
    color: var(--text-gray);
    font-size: 1rem;
    font-weight: 500;
    margin-left: 8px;
}

.countdown-small {
    margin-top: 16px;
    padding: 10px 16px;
    background: var(--bg-light);
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid var(--border);
}

.countdown-label-small {
    font-weight: 500;
    color: var(--text-gray);
    font-size: 0.8125rem;
    display: inline;
    margin-right: 6px;
}

.time-small {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--primary);
    font-family: 'Courier New', monospace;
}


/* ========================================
   SOCIAL PROOF TOAST NOTIFICATION
   ======================================== */
.social-proof-toast {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: white;
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    display: flex;
    align-items: center;
    gap: 14px;
    z-index: 9999;
    opacity: 0;
    transform: translateX(-400px);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    max-width: 380px;
    border-left: 4px solid #10b981;
}

.social-proof-toast.show {
    opacity: 1;
    transform: translateX(0);
}

.social-proof-toast .toast-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.social-proof-toast .toast-icon svg {
    width: 22px;
    height: 22px;
}

.social-proof-toast .toast-content {
    flex: 1;
    min-width: 0;
}

.social-proof-toast .toast-name {
    font-size: 15px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.social-proof-toast .toast-message {
    font-size: 13px;
    color: #6b7280;
    line-height: 1.4;
}

.social-proof-toast .toast-time {
    font-size: 12px;
    color: #9ca3af;
    margin-top: 4px;
}

.social-proof-toast .toast-close {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: #9ca3af;
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.social-proof-toast .toast-close:hover {
    background: #f3f4f6;
    color: #6b7280;
}

.social-proof-toast .toast-close svg {
    width: 16px;
    height: 16px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .social-proof-toast {
        left: 20px;
        right: 20px;
        bottom: 20px;
        max-width: calc(100% - 40px);
    }
}

/* ========================================
   ENHANCED SCREENSHOTS GALLERY SECTION
   ======================================== */
.screenshots-section {
    padding: 80px 0;
    background: #fafafa;
}

/* Screenshot Tabs */
.screenshot-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.screenshot-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.3s;
}

.screenshot-tab svg {
    width: 18px;
    height: 18px;
}

.screenshot-tab:hover {
    border-color: #2563eb;
    color: #2563eb;
    transform: translateY(-2px);
}

.screenshot-tab.active {
    background: #2563eb;
    border-color: #2563eb;
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* Screenshot Gallery Grid */
.screenshots-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.screenshot-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s;
    opacity: 1;
}

.screenshot-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-4px);
}

.screenshot-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #f3f4f6;
}

.screenshot-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.screenshot-card:hover .screenshot-image img {
    transform: scale(1.05);
}

.screenshot-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.screenshot-card:hover .screenshot-overlay {
    opacity: 1;
}

.btn-view {
    padding: 12px 24px;
    background: white;
    color: #1f2937;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
}

.btn-view:hover {
    transform: scale(1.05);
    background: #2563eb;
    color: white;
}

.btn-view svg {
    width: 18px;
    height: 18px;
}

.screenshot-info {
    padding: 20px;
}

.screenshot-info h4 {
    font-size: 18px;
    font-weight: 600;
    color: #1f2937;
    margin: 0 0 8px 0;
}

.screenshot-info p {
    font-size: 14px;
    color: #6b7280;
    line-height: 1.6;
    margin: 0 0 12px 0;
}

.screenshot-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.screenshot-badge.dashboard {
    background: #dbeafe;
    color: #1e40af;
}

.screenshot-badge.payment {
    background: #dcfce7;
    color: #166534;
}

.screenshot-badge.report {
    background: #fef3c7;
    color: #92400e;
}

.screenshot-badge.feature {
    background: #f3e8ff;
    color: #6b21a8;
}

/* Lightbox Modal */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 1200px;
    max-height: 90vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
    text-align: center;
    color: white;
    max-width: 600px;
}

.lightbox-caption h3 {
    font-size: 24px;
    font-weight: 600;
    margin: 0 0 8px 0;
}

.lightbox-caption p {
    font-size: 16px;
    color: #d1d5db;
    margin: 0;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    backdrop-filter: blur(10px);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

.lightbox-close {
    top: 30px;
    right: 30px;
}

.lightbox-prev {
    left: 30px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-close svg,
.lightbox-prev svg,
.lightbox-next svg {
    width: 24px;
    height: 24px;
}

/* Mobile Responsive for Screenshots */
@media (max-width: 768px) {
    .screenshots-gallery {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .screenshot-tabs {
        gap: 8px;
    }

    .screenshot-tab {
        padding: 10px 16px;
        font-size: 13px;
    }

    .screenshot-tab svg {
        width: 16px;
        height: 16px;
    }

    .lightbox {
        padding: 20px;
    }

    .lightbox-content img {
        max-height: 60vh;
    }

    .lightbox-close {
        top: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
    }

    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }

    .lightbox-caption h3 {
        font-size: 18px;
    }

    .lightbox-caption p {
        font-size: 14px;
    }
}