:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --success: #10b981;
    --text: #1f2937;
    --text-light: #6b7280;
    --background: #ffffff;
    --background-alt: #f9fafb;
    --border: #e5e7eb;
}

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

body {
    font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
        Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
    color: var(--text);
    line-height: 1.5;
    background-color: var(--background);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

header {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background-color: var(--primary);
    border-radius: 8px;
    color: white;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: color 0.2s;
}

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

.hero {
    padding: 6rem 0;
    background-color: var(--background-alt);
    text-align: center;
}

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

h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.waitlist-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    gap: 0.5rem;
    position: relative;
}

.waitlist-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-size: 1rem;
}

.waitlist-form input:focus {
    outline: 2px solid var(--primary);
    border-color: transparent;
}

.btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    border: none;
    cursor: pointer;
    transition:
        background-color 0.2s,
        transform 0.1s;
    font-size: 1rem;
}

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

.btn:active {
    transform: scale(0.98);
}

.btn-loading {
    position: relative;
    color: transparent;
}

.btn-loading::after {
    content: "";
    position: absolute;
    width: 1rem;
    height: 1rem;
    top: 50%;
    left: 50%;
    margin-left: -0.5rem;
    margin-top: -0.5rem;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.success-message {
    display: none;
    background-color: var(--success);
    color: white;
    padding: 1rem;
    border-radius: 0.375rem;
    margin-top: 1rem;
    font-weight: 500;
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.error-message {
    display: none;
    background-color: #ef4444;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    animation: fadeIn 0.3s ease-in-out;
}

.features {
    padding: 5rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    border-radius: 0.5rem;
    background-color: var(--background-alt);
    text-align: center;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-description {
    color: var(--text-light);
}

footer {
    padding: 2rem 0;
    background-color: var(--background-alt);
    text-align: center;
    color: var(--text-light);
    margin-top: 3rem;
}

.confetti {
    position: fixed;
    width: 10px;
    height: 10px;
    background-color: #f0f;
    opacity: 0;
    top: 0;
    animation: confetti 5s ease-in-out forwards;
    z-index: 1000;
}

@keyframes confetti {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

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

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

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

    nav {
        display: none;
    }
}