/* BASE */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: #222;
    background: #f7f8fa;
    line-height: 1.6;
}

/* PAGE */

.guide-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 20px 80px;
}

/* HERO */

.guide-hero {
    margin-bottom: 45px;
    text-align: center;
}

.guide-hero h1 {
    margin: 0 0 18px;
    font-size: 40px;
    line-height: 1.2;
    color: #222;
}

.guide-hero .intro {
    max-width: 760px;
    margin: 0 auto;
    font-size: 18px;
    color: #666b75;
}

/* ARTICLE */

.guide-content {
    background: #fff;
    border: 1px solid #e3e3e8;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.04);
}

.guide-content h2 {
    margin: 42px 0 14px;
    font-size: 28px;
    line-height: 1.3;
    color: #222;
}

.guide-content h2:first-child {
    margin-top: 0;
}

.guide-content h3 {
    margin: 0 0 12px;
    font-size: 21px;
    line-height: 1.35;
}

.guide-content p {
    margin: 0 0 18px;
    color: #444;
}

.guide-content ul {
    margin: 0 0 22px;
    padding-left: 25px;
}

.guide-content li {
    margin-bottom: 9px;
    color: #444;
}

.guide-content a {
    color: #7657d9;
}

.guide-content a:hover {
    text-decoration: underline;
}

/* EXAMPLE */

.example-box {
    margin: 25px 0 35px;
    padding: 28px;
    background: #f7f8fa;
    border: 1px solid #e3e3e8;
    border-radius: 8px;
}

.example-box h3 {
    margin-bottom: 22px;
}

.example-box p {
    margin-bottom: 20px;
}

.example-item {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 12px 0;
    border-top: 1px solid #ddd;
    color: #444;
}

.example-item span {
    white-space: nowrap;
    font-weight: 600;
}

.example-total {
    margin: 8px 0 22px;
    padding-top: 15px;
    border-top: 2px solid #ccc;
    text-align: right;
    font-size: 19px;
    font-weight: 700;
}

/* CTA */

.guide-cta {
    margin: 45px 0;
    padding: 30px;
    text-align: center;
    background: #f0ecfb;
    border-radius: 10px;
}

.guide-cta-top {
    margin: 30px 0 40px;
}

.guide-cta h2 {
    margin: 0 0 12px;
}

.guide-cta p {
    max-width: 650px;
    margin: 0 auto 20px;
}

.guide-cta a {
    display: inline-block;
    padding: 11px 20px;
    background: #7657d9;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
}

.guide-cta a:hover {
    text-decoration: none;
    opacity: 0.9;
}

/* MOBILE */

@media (max-width: 700px) {

    .guide-container {
        padding: 50px 16px 60px;
    }

    .guide-hero h1 {
        font-size: 30px;
    }

    .guide-hero .intro {
        font-size: 16px;
    }

    .guide-content {
        padding: 28px 20px;
    }

    .guide-content h2 {
        font-size: 24px;
    }

    .guide-content h3 {
        font-size: 20px;
    }

    .example-box {
        padding: 22px 18px;
    }

    .example-item {
        flex-direction: column;
        gap: 2px;
    }

    .example-item span {
        white-space: normal;
    }

    .guide-cta {
        padding: 26px 20px;
    }

}