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

html, body {
    height: 100%;
    position: relative;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

img {
    width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

button {
    border: none;
    cursor: pointer;
}

/* Utility Classes */
.container {
    width: 90%;
    max-width: 1280px;
    margin: 0 auto;
    position: relative;
}

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

.text-center {
    text-align: center;
}

.mt-1 {
    margin-top: 10px;
}

.mt-2 {
    margin-top: 20px;
}

.mt-3 {
    margin-top: 30px;
}

.mb-1 {
    margin-bottom: 10px;
}

.mb-2 {
    margin-bottom: 20px;
}

.mb-3 {
    margin-bottom: 30px;
}

.p-1 {
    padding: 10px;
}

.p-2 {
    padding: 20px;
}

.p-3 {
    padding: 30px;
}



.pc-none {
    display: none;
}

.sp-none {
    display: block;
}

/* Flexbox Helpers */
.flex-row {
    display: flex;
    flex-direction: row;
}

.flex-column {
    display: flex;
    flex-direction: column;
}

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

.flex-wrap {
    display: flex;
    flex-wrap: wrap;
}

.justify-center {
    justify-content: center;
}

.align-center {
    align-items: center;
}

/* Grid System */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

@media (max-width: 768px) {
    .pc-none {
        display: block;

    }

    .sp-none {
        display: none;
    }
}