:root {
    --primary-color: #4CAF50; /* Green for income */
    --secondary-color: #2196F3; /* Blue for neutral */
    --danger-color: #F44336; /* Red for expenses */
    --dark-color: #212121;
    --light-color: #F5F5F5;
    --white-color: #FFFFFF;
    --text-color: #333333;
    --light-text: #757575;
    --border-color: #E0E0E0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 15px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
    --border-radius: 8px;
    --section-padding: 80px 0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-color);
    background-color: var(--white-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

p {
    margin-bottom: 20px;
    color: var(--light-text);
}

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

a:hover {
    color: var(--dark-color);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: var(--white-color);
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

.btn:hover {
    background-color: #388E3C;
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    color: var(--white-color);
}

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

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

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

.btn-danger:hover {
    background-color: #D32F2F;
}

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

.btn-secondary:hover {
    background-color: #1976D2;
}

.section {
    padding: var(--section-padding);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
}

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

.highlight {
    color: var(--primary-color);
    font-weight: 500;
}

.bg-light {
    background-color: var(--light-color);
}

.badge {
    display: inline-block;
    padding: 5px 10px;
    background-color: var(--primary-color);
    color: var(--white-color);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-right: 10px;
}

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

.badge-danger {
    background-color: var(--danger-color);
}

/* Header Styles */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white-color);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 1.8rem;
}

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

.nav-menu li {
    margin-left: 30px;
}

.nav-menu a {
    color: var(--text-color);
    font-weight: 500;
    position: relative;
}

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

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

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

/* Hero Section */
.hero {
    padding: 150px 0 80px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
    transition: var(--transition);
}

.hero-image img:hover {
    transform: translateY(-10px);
}

.beta-banner {
    position: absolute;
    top: -20px;
    right: -20px;
    background-color: var(--danger-color);
    color: var(--white-color);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 700;
    transform: rotate(15deg);
    box-shadow: var(--shadow-hover);
    z-index: 10;
}

/* Problem/Solution Section */
.problem-solution {
    background-color: var(--white-color);
}

/* .problem-solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
} */

.problem-card, .solution-card, .result-card {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.problem-card:hover, .solution-card:hover, .result-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.problem-card i, .solution-card i, .result-card i {
    font-size: 3rem;
    margin-bottom: 20px;
}

.problem-card i {
    color: var(--danger-color);
}

.solution-card i {
    color: var(--primary-color);
}

.result-card i {
    color: var(--secondary-color);
}

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

.features-grid, .problem-solution-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--white-color);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

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

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

/* Unique Advantages Section */
.advantages {
    background-color: var(--white-color);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.advantage-card {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.advantage-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background-color: var(--primary-color);
}

.advantage-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.advantage-card p {
    font-size: 0.95rem;
}

/* Security Section */
.security {
    background-color: var(--light-color);
}

.security-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.security-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
}

.security-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.security-feature {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.security-feature i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 5px;
}

/* Demo Section */
.demo {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    position: relative;
    overflow: hidden;
}

.demo-content {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}

.demo-content h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.demo-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.demo-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 40px 0;
}

.demo-column {
    display: flex;
    flex-direction: column;
}

.demo-features {
    text-align: left;
    height: 100%;
}

.demo-features h3 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.demo-feature {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
}

.demo-feature i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-right: 15px;
    margin-top: 5px;
}

.demo-feature h4 {
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.demo-feature p {
    margin-bottom: 0;
    font-size: 1rem;
}

.demo-card {
    background-color: var(--white-color);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: left;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.demo-card h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.demo-card p {
    margin-bottom: 20px;
    flex-grow: 1;
}

.demo-stats {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin: 40px 0;
}

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

.demo-stat h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.demo-stat p {
    margin-bottom: 0;
}

/* Screenshots Section */
.screenshots {
    background-color: var(--white-color);
}

.screenshots-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.screenshot-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

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

.screenshot-item img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: var(--white-color);
    padding: 10px;
    font-size: 0.9rem;
    text-align: center;
}

/* Download CTA Section */
.download-cta {
    background: linear-gradient(135deg, #4CAF50 0%, #388E3C 100%);
    color: white;
    padding: var(--section-padding);
    text-align: center;
}

.download-cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.download-cta h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: white;
}

.download-cta p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.9);
}

.download-card {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 30px;
}

.download-card-header {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.download-card-header i {
    margin-right: 10px;
    font-size: 1.5rem;
}

.download-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.download-feature {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    padding: 20px;
    text-align: left;
}

.download-feature-header {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.download-feature-header i {
    margin-right: 10px;
    color: white;
}

/* Beta Status Section */
.beta-status {
    background-color: var(--light-color);
}

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

.beta-content h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--danger-color);
}

.beta-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.beta-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.beta-feature {
    background-color: var(--white-color);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.beta-feature i {
    font-size: 2rem;
    color: var(--danger-color);
    margin-bottom: 15px;
}

/* Roadmap Section */
.roadmap {
    background-color: var(--white-color);
}

.roadmap-timeline {
    position: relative;
    padding: 20px 0;
}

.roadmap-timeline:before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background-color: var(--border-color);
}

.roadmap-item {
    position: relative;
    margin-bottom: 50px;
}

.roadmap-item:nth-child(odd) {
    text-align: right;
    padding-right: calc(50% + 30px);
}

.roadmap-item:nth-child(even) {
    text-align: left;
    padding-left: calc(50% + 30px);
}

.roadmap-dot {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 4px solid var(--white-color);
    box-shadow: var(--shadow);
}

.roadmap-content {
    background-color: var(--light-color);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.roadmap-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.roadmap-content ul {
    list-style: none;
    padding-left: 0;
}

.roadmap-content li {
    padding: 5px 0;
    position: relative;
    padding-left: 20px;
}

.roadmap-content li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* About Section */
.about {
    background-color: var(--light-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

/* FAQ Section */
.faq {
    background-color: var(--white-color);
}

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

.faq-item {
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.faq-question {
    background-color: var(--light-color);
    padding: 20px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: #E0E0E0;
}

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

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 500px;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

/* Feedback Section */
.feedback {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
}

.feedback-content {
    max-width: 800px;
    margin: 0 auto;
}

.feedback-form {
    background-color: var(--white-color);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.2);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.rating {
    display: flex;
    gap: 5px;
    margin-top: 10px;
}

.rating i {
    font-size: 1.5rem;
    color: #ddd;
    cursor: pointer;
    transition: var(--transition);
}

.rating i.active,
.rating i:hover {
    color: #FFC107;
}

/* Contact Section */
.contact {
    background-color: var(--dark-color);
    color: var(--white-color);
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.contact-item h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--white-color);
    position: relative;
    padding-bottom: 10px;
}

.contact-item h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--primary-color);
}

.contact-item p {
    color: #ddd;
    margin-bottom: 10px;
}

.contact-item ul {
    list-style: none;
    padding-left: 0;
}

.contact-item ul li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.contact-item ul li i {
    color: var(--primary-color);
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.contact-form {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: var(--border-radius);
}

.contact-form input,
.contact-form textarea {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white-color);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

/* Footer */
footer {
    background-color: #111;
    color: var(--white-color);
    padding: 30px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-logo i {
    color: var(--primary-color);
    margin-right: 10px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white-color);
    transition: var(--transition);
}

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

.copyright {
    font-size: 0.9rem;
    color: #aaa;
}

.transition-all {
    transition-property: all;
    transition-timing-function: var(--tw-ease, var(--default-transition-timing-function)
    cubic-bezier(.4,0,.2,1)
    );
    transition-duration: var(--tw-duration, var(--default-transition-duration));
}

.rounded-xl {
    border-radius: calc(var(--radius) + 4px);
}

.bg-green-100 {
    background-color: var(--color-green-100);
}

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        order: -1;
    }
    
    .problem-solution-content,
    .security-content,
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .roadmap-item:nth-child(odd),
    .roadmap-item:nth-child(even) {
        text-align: left;
        padding-left: 30px;
        padding-right: 0;
    }
    
    .roadmap-timeline:before {
        left: 10px;
    }
    
    .roadmap-dot {
        left: 10px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--white-color);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 50px;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 0 0 30px 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-text h1 {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .beta-banner {
        position: static;
        transform: none;
        display: inline-block;
        margin-top: 20px;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .demo-stats {
        flex-direction: column;
        align-items: center;
    }
    
    .beta-features {
        grid-template-columns: 1fr;
    }
}

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

.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

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