:root {
    --primary-color: #4F46E5; /* Indigo */
    --primary-hover: #4338ca;
    --dark-bg: #0F172A; /* Slate 900 */
    --card-bg: #1E293B; /* Slate 800 */
    --text-main: #334155;
    --text-light: #94A3B8;
    --white: #ffffff;
    --section-bg: #F8FAFC;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

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

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

ul {
    list-style: none;
}

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

/* Typography Helpers */
h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark-bg);
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 10px;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

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

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

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

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

/* Navbar */
.navbar {
    height: 80px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid #e2e8f0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark-bg);
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links li a {
    font-weight: 500;
    color: var(--text-main);
    transition: var(--transition);
}

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

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    height: 3px;
    width: 25px;
    background-color: var(--dark-bg);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero-section {
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    background-color: #EEF2FF;
    color: var(--primary-color);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-sub {
    font-size: 1.25rem;
    color: var(--text-main);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Waitlist Form */
.waitlist-form {
    display: flex;
    gap: 10px;
    justify-content: center;
    max-width: 500px;
    margin: 0 auto 15px auto;
}

.waitlist-form input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #cbd5e1;
    border-radius: var(--border-radius);
    font-size: 1rem;
    outline: none;
}

.waitlist-form input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.micro-copy {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Hero Background visuals */
.hero-visual {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.circle-1 {
    width: 300px;
    height: 300px;
    background-color: #4F46E5;
    top: -50px;
    right: -50px;
}

.circle-2 {
    width: 400px;
    height: 400px;
    background-color: #9333ea;
    bottom: -100px;
    left: -100px;
}

/* Logos Section */
.logos-section {
    background-color: var(--section-bg);
    padding: 40px 0;
    text-align: center;
}

.logos-section p {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-light);
    margin-bottom: 20px;
}

.logo-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    opacity: 0.6;
}

.partner-logo {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-light);
}

/* Features Section */
.features-section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border-color: var(--primary-color);
}

.icon-box {
    font-size: 2rem;
    margin-bottom: 20px;
    display: inline-block;
    background: #EEF2FF;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

/* Monetization Section */
.monetization-section {
    background-color: var(--dark-bg);
    color: var(--white);
    padding: 100px 0;
}

.split-layout {
    display: flex;
    align-items: center;
    gap: 50px;
}

.text-content {
    flex: 1;
}

.text-content h2 {
    color: var(--white);
}

.text-content p {
    color: var(--text-light);
    margin-bottom: 30px;
}

.benefits-list li {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.visual-content {
    flex: 1;
    display: flex;
    justify-content: center;
}

/* Revenue Card Mockup */
.revenue-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 16px;
    width: 100%;
    max-width: 350px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.rev-header {
    display: flex;
    justify-content: space-between;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.green-text {
    color: #10B981;
    font-weight: 600;
}

.rev-amount {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 30px;
}

.rev-graph {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    height: 100px;
}

.bar {
    width: 12%;
    background-color: #334155;
    border-radius: 4px;
}

.bar.highlight {
    background-color: var(--primary-color);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    text-align: center;
    background-color: #EEF2FF;
}

.hidden {
    display: none;
}

#success-message {
    margin-top: 20px;
    color: #059669;
    font-weight: 600;
    font-size: 1.2rem;
}

/* Footer */
footer {
    border-top: 1px solid #e2e8f0;
    padding: 40px 0;
    font-size: 0.9rem;
    color: var(--text-light);
}

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

.footer-links {
    display: flex;
    gap: 20px;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        padding: 20px;
        box-shadow: 0 10px 15px rgba(0,0,0,0.05);
    }
    
    .nav-links.active {
        display: flex;
    }

    .menu-toggle {
        display: flex;
    }

    .split-layout {
        flex-direction: column;
    }

    .waitlist-form {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}