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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color-scheme: light only;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #fafaf8;
    color: #1a1a1a;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Container */
.container {
    width: 100%;
    max-width: 600px;
    padding: 2rem;
    text-align: center;
}

.content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.logo-full {
    width: 200px;
    height: auto;
}

/* Tagline */
.tagline {
    font-size: 2rem;
    font-weight: 500;
    line-height: 1.3;
    letter-spacing: -0.02em;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

/* Coming Soon */
.coming-soon {
    font-size: 1rem;
    color: #888888;
    font-weight: 400;
    margin-bottom: 1.5rem;
}

/* Signup Form */
.signup-form {
    width: 100%;
    max-width: 400px;
}

.form-group {
    display: flex;
    gap: 0.5rem;
    width: 100%;
}

.form-group input[type="email"] {
    flex: 1;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    background-color: #ffffff;
    color: #1a1a1a;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input[type="email"]::placeholder {
    color: #999999;
}

.form-group input[type="email"]:focus {
    border-color: #c8e600;
    box-shadow: 0 0 0 3px rgba(200, 230, 0, 0.15);
}

.btn-signup {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: #1a1a1a;
    background-color: #c8e600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
    white-space: nowrap;
}

.btn-signup:hover {
    background-color: #b8d400;
}

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

.btn-signup:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Form Message */
.form-message {
    margin-top: 1rem;
    font-size: 0.875rem;
    min-height: 1.25rem;
}

.form-message.success {
    color: #22a559;
}

.form-message.error {
    color: #e53935;
}

/* Responsive Styles */
@media (max-width: 480px) {
    .container {
        padding: 1.5rem;
    }

    .tagline {
        font-size: 1.5rem;
    }

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

    .form-group input[type="email"] {
        width: 100%;
    }

    .btn-signup {
        width: 100%;
    }
}