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

:root {
    --primary-green: #22c55e;
    --primary-green-dark: #15803d;
    --primary-green-light: #86efac;
    --secondary-green: #4ade80;
    --text-dark: #1f2937;
    --text-gray: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-dark);
}

.logo-container {
    width: 50px;
    height: 50px;
}

.logo {
    width: 100%;
    height: 100%;
}

.brand-text {
    font-family: 'Dancing Script', cursive;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-green-dark);
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

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

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

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

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

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f0fdf4 0%, #ffffff 50%, #f0fdf4 100%);
    padding: 80px 0;
    min-height: 600px;
    display: flex;
    align-items: center;
}

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

.hero-title {
    margin-bottom: 24px;
}

.hero-title .handwritten {
    font-family: 'Dancing Script', cursive;
    font-size: 72px;
    font-weight: 700;
    color: var(--primary-green-dark);
    display: block;
    margin-bottom: 12px;
}

.hero-title .tagline {
    font-size: 24px;
    color: var(--text-gray);
    font-style: italic;
    font-weight: 400;
    display: block;
}

.hero-description {
    font-size: 20px;
    color: var(--text-gray);
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: #1f2937;
    border-radius: 40px;
    padding: 20px;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 25px;
    background: #1f2937;
    border-radius: 0 0 15px 15px;
    z-index: 1;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.mockup-content {
    padding: 20px;
    height: 100%;
}

.mockup-header {
    margin-bottom: 20px;
}

.mockup-header h3 {
    font-size: 24px;
    color: var(--text-dark);
    font-weight: 700;
}

.mockup-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mockup-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-light);
    border-radius: 12px;
}

.mockup-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-green-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.mockup-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mockup-text strong {
    color: var(--text-dark);
    font-size: 16px;
}

.mockup-text span {
    color: var(--text-gray);
    font-size: 14px;
}

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

.section-title {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-dark);
}

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

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

.feature-card {
    padding: 32px;
    background: var(--bg-light);
    border-radius: 16px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

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

/* Use Cases Section */
.use-cases {
    background: var(--bg-light);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.use-case-card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s, box-shadow 0.3s;
}

.use-case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.use-case-icon {
    font-size: 56px;
    margin-bottom: 20px;
}

.use-case-card h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.use-case-card p {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.7;
}

.use-case-examples {
    list-style: none;
    padding-left: 0;
}

.use-case-examples li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--text-gray);
}

.use-case-examples li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

/* How It Works Section */
.how-it-works {
    background: var(--bg-white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

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

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-green-dark) 100%);
    color: white;
    text-align: center;
    padding: 100px 0;
}

.cta h2 {
    font-size: 48px;
    margin-bottom: 16px;
}

.cta p {
    font-size: 20px;
    margin-bottom: 32px;
    opacity: 0.9;
}

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

.cta .btn-primary:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-family: 'Dancing Script', cursive;
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--primary-green-light);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 16px;
}

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

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title .handwritten {
        font-size: 48px;
    }

    .hero-cta {
        justify-content: center;
    }

    .phone-mockup {
        width: 250px;
        height: 500px;
    }

    .section-title {
        font-size: 32px;
    }

    .features-grid,
    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .steps {
        grid-template-columns: 1fr;
    }

    .cta h2 {
        font-size: 32px;
    }
}

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

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

.feature-card,
.use-case-card,
.step {
    animation: fadeInUp 0.6s ease-out;
}

/* Social Proof Section */
.social-proof {
    position: relative;
    overflow: hidden;
}

.stat-card {
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

/* ROI Calculator */
.roi-calculator input {
    transition: all 0.3s ease;
}

.roi-calculator input:focus {
    outline: none;
    border-color: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

#roiResults {
    animation: slideInUp 0.6s ease-out;
}

/* Trust & Security */
.trust-security .feature-card {
    transition: all 0.3s ease;
}

.trust-security .feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

/* Comparison Table */
.comparison table {
    animation: fadeIn 0.8s ease-out;
}

.comparison table tbody tr {
    transition: background-color 0.2s ease;
}

.comparison table tbody tr:hover {
    background-color: var(--bg-light);
}

/* Case Studies */
.case-studies .case-study-card {
    transition: all 0.3s ease;
}

.case-studies .case-study-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

/* FAQ */
.faq-item {
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-answer {
    animation: slideDown 0.3s ease-out;
}

.faq-toggle {
    transition: transform 0.3s ease;
}

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

/* Investors Section */
.investors .stat-card {
    transition: all 0.3s ease;
}

.investors .stat-card:hover {
    transform: translateY(-8px);
    background: rgba(255,255,255,0.1);
    border-color: rgba(34, 197, 94, 0.5);
}

/* Additional Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 500px;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Enhanced Button Styles */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .roi-calculator input {
        font-size: 16px;
    }
    
    .comparison table {
        font-size: 14px;
    }
    
    .comparison table th,
    .comparison table td {
        padding: 12px 8px;
    }
    
    .stat-card {
        padding: 24px;
    }
    
    .stat-number {
        font-size: 36px !important;
    }
}