@import url('https://fonts.googleapis.com/css2?family=Courier+Prime:wght@400;700&display=swap');

body {
    font-family: 'Courier Prime', monospace;
    line-height: 1.65;
    margin: 0;
    padding: 0;
    background-color: #f5f5f7;
    color: #1d1d1f;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 90%;
    max-width: 1080px;
    margin: auto;
    overflow: hidden;
    padding: 0 20px;
}

h1, h2, h3, h4 {
    color: #1d1d1f;
    margin-top: 0.5em;
    margin-bottom: 0.5em;
    font-weight: 600;
}

h1 { font-size: 2.8em; letter-spacing: -0.02em; }
h2 { font-size: 2.2em; letter-spacing: -0.015em; }
h3 { font-size: 1.8em; letter-spacing: -0.01em; }
h4 { font-size: 1.3em; font-weight: 500; }

p {
    color: #333;
    font-size: 1.05em;
    line-height: 1.7;
}

header {
    background: #ffffff;
    padding: 25px 0;
    border-bottom: 1px solid #ddd;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.02);
}

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

header .logo {
    margin: 0;
    font-size: 2.0em;
    font-weight: 700;
    color: #1d1d1f;
}

header .slogan {
    margin: 0;
    font-size: 1.2em;
    color: #6e6e73;
    font-style: normal;
}

#hero {
    background-color: #f5f5f7;
    color: #1d1d1f;
    text-align: center;
    padding: 60px 0 20px;
}

#hero h2 {
    font-size: 1.8em;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

#hero p {
    font-size: 1.25em;
    color: #555;
    margin-bottom: 30px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

#features {
    padding: 20px 0 20px;
    background-color: #f5f5f7;
}

#features h3 {
    text-align: center;
    font-size: 2.0em;
    font-weight: 600;
    margin-bottom: 25px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.feature-item {
    background: #ffffff;
    padding: 25px 20px;
    border-radius: 12px;
    border: 1px solid #e0e0e0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 8px 24px rgba(0,0,0,0.04);
    text-align: left;
    transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
}

.feature-item .feature-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 15px;
}

.feature-item h4 {
    margin-bottom: 8px;
    font-size: 1.25em;
    font-weight: 600;
    color: #1d1d1f;
}

.feature-item p {
    font-size: 1em;
    color: #555;
    line-height: 1.6;
}

#contact {
    padding: 20px 0;
    text-align: center;
    background-color: #f5f5f7;
}

#contact h3 {
    font-size: 2.0em;
    font-weight: 600;
    margin-bottom: 10px;
}

#contact p {
    font-size: 1.25em;
    color: #555;
    margin-bottom: 20px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

#hero .container,
#contact .container {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid #e0e0e0;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06), 0 8px 32px rgba(0,0,0,0.04);

    padding-top: 20px;
    padding-bottom: 20px;
    padding-left: 30px;
    padding-right: 30px;
}

.cta-button {
    display: inline-block;
    background: #333446;
    color: #ffffff;
    padding: 10px 10px;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 500;
    transition: background-color 0.2s ease-in-out, transform 0.1s ease;
    border: none;
}

.cta-button:hover {
    background: #000000;
    transform: translateY(-1px);
}

.cta-button:active {
    transform: translateY(0px);
    background: #7F8CAA;
}

footer {
    background: #f5f5f7;
    color: #6e6e73;
    text-align: center;
    padding: 10px 0;
    font-size: 1em;
    border-top: 1px solid #ddd;
}

footer p {
    color: #6e6e73;
    font-size: 1.2em;
}

@media (max-width: 768px) {
    body {
        line-height: 1.6;
    }

    .container {
        width: 90%;
        padding: 0 15px;
    }

    h1 { font-size: 2.2em; }
    h2 { font-size: 1.8em; }
    #hero h2 { font-size: 2.4em; }
    #features h3, #contact h3 { font-size: 2em; }

    header .container {
        flex-direction: column;
        text-align: center;
    }
    header .logo {
        margin-bottom: 8px;
    }
    header .slogan {
        font-size: 0.9em;
    }

    #hero {
        padding: 40px 0 20px;
    }
    #hero p {
        font-size: 1.1em;
    }

    .cta-button {
        padding: 12px 25px;
        font-size: 1em;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .feature-item {
        padding: 20px 15px;
    }
    .feature-item .feature-icon {
        margin-bottom: 10px;
    }
    .feature-item h4 {
        margin-bottom: 5px;
    }

    #hero .container,
    #contact .container {
        padding-top: 25px;
        padding-bottom: 25px;
        padding-left: 15px;
        padding-right: 15px;
    }
    #features {
        padding: 20px 0;
    }
    #contact {
        padding: 15px 0;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2em; }
    h2 { font-size: 1.6em; }
    #hero h2 { font-size: 2em; }
    #features h3, #contact h3 { font-size: 1.8em; }

    #hero p {
        font-size: 1em;
    }
}