* {
    margin: 0;
    padding: 0;
}
body {
    font-family: "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ Pro", "Noto Sans JP", sans-serif;
    font-weight: 400;
    background: #f0f0f0;
}
a {
    text-decoration: none;
}
li {
    list-style: none;
    line-height: 1.8;
}
/*adobe font読み込み待ち*/
.wf-loading {
    visibility: hidden;
}
.container {
    font-display: optional;
    width: 80%;
    margin: 0 auto 20px auto;
    padding-top: 106px;
}
.contact-button {
    margin: 80px auto 0;
    width: 15vw;
    height: 4vw;
    font-size: 1.4vw;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: #008080; /* Teal */
    border-radius: 10px;
    transition: all 100ms ease-in;
}
.contact-button:hover {
    opacity: 0.8;
}
@media screen and (max-width: 768px) {
    .container {
        width: 95%;
    }
    .contact-button {
        margin: 50px auto 0;
        width: 30vw;
        height: 10vw;
        font-size: 3vw;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        background: #008080; /* Teal */
        border-radius: 10px;
    }
}
/***
TOP
***/
.tab-container > ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: stretch;
    list-style: none;
    padding: 0;
    margin: 0;
}

.tab-container > ul > a {
    width: 25%;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.0em;
    box-sizing: border-box;
    transition: all 0.2s ease;
    border-bottom: 4px solid transparent;
    background: #fff;
}

.tab-container > ul > a > li {
    width: 100%;
    line-height: 1.4;
}

/* AI Agent - Teal */
.tab_ai-agent { color: #008080 !important; border-bottom-color: #008080 !important; }
.tab_ai-agent:hover, .tab_ai-agent.active { background: #008080; color: #fff !important; }

/* LLM - Green */
.tab_llm { color: #38A169 !important; border-bottom-color: #38A169 !important; }
.tab_llm:hover, .tab_llm.active { background: #38A169; color: #fff !important; }

/* AI Sec - Blue */
.tab_aisec { color: rgb(36, 94, 196) !important; border-bottom-color: rgb(36, 94, 196) !important; }
.tab_aisec:hover, .tab_aisec.active { background: rgb(36, 94, 196); color: #fff !important; }

/* e-Learning - Orange */
.tab_elearning { color: rgb(246, 156, 67) !important; border-bottom-color: rgb(246, 156, 67) !important; }
.tab_elearning:hover, .tab_elearning.active { background: rgb(246, 156, 67); color: #fff !important; }


.top-container {
    padding: 30px 50px;
    background: #008080; /* Teal */
    color: #fff;
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.top-container > img {
    margin: 10px 0 10px 0;
    width: 30%;
}
.top-sentence {
    width: 60%;
}
.top-sentence > .white-border {
    margin: 5px 0 10px 0;
    height: 2px;
    width: 100px;
    background: #fff;
}
.top-sentence > h1 {
    font-size: 2.6rem;
}
.top-sentence > p {
    font-size: 1.2rem;
}
.service-start-notice {
    font-weight: bold;
    color: #ffeb3b;
    margin-bottom: 0.5em;
}
@media screen and (max-width: 768px) {
    .tab-container > ul > a {
        width: 50%;
        min-height: 70px;
        font-size: 0.9em;
        border-bottom-width: 2px;
    }
    .top-container {
        padding: 0;
        flex-direction: column;
        justify-content: center;
    }
    .top-container > img {
        width: 50%;
        margin-bottom: 20px;
    }
    .top-sentence {
        width: 90%;
        margin: 20px auto;
        display: flex;
        flex-direction: column;
        justify-content: center;
        text-align: center;
    }
    .top-sentence > .white-border {
        margin: 4px auto 8px auto;
    }
    .top-sentence > h1 {
        font-size: 4.6vw;
    }
    .top-sentence > p {
        font-size: 3vw;
    }
}
/***
本文説明
***/
.training-container {
    background: #fff;
}
.training-description {
    width: 90%;
    margin: 0 auto;
    padding: 30px 0;
}
.training-description_block {
    margin: 4vw auto 0px;
}
.training-description_block > h2 {
    font-size: 1.8em;
    margin-bottom: 5px;
}
.training-description_block > h3 {
    font-size: 1.5em;
    margin: 40px 0 20px 0;
    display: flex;
    align-items: center;
}
.training-description_block > h3 > img {
    margin-right: 3px;
    height: 1.4vw;
}
.training-description_block > p {
    margin-left: 2vw;
    font-size: 1em;
    line-height: 1.8;
}
.training-description_img {
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.training-description_img > img {    
    width: 100%;
    margin: 30px auto;
}
.gray-border {
    height: 2px;
    width: 100%;
    margin-top: 30px;
    background: #bbb;
}
.training-description_target {
    line-height: 1.8;
}
.training-description_target > li {
    margin-left: 2vw;
    list-style-type: disc;
    font-size: 1em;
}
.training-description_part {
    width: 90%;
    margin: 20px 0 20px 2vw;
}
.training-description_part > h4 {
    font-size: 1em;
}
.training-description_part > p {
    margin-left: 1.8vw;
    font-size: 1em;
}
.green-font {
    margin-right: 5px;
    color: #008080; /* Teal */
    font-size: 1.5vw;
}
.training-description_flex {
    width: 97%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-top: 3px solid #1c1c1c;
    border-bottom: 3px solid #1c1c1c;
    font-size: 1em;
}
.training-description_flex-row {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #eee;
}
.training-description_flex-title {
    font-weight: 600;
    margin: 1vw 5vw 1vw 1.8vw;  
}
@media screen and (max-width: 768px) {
    .training-description {
        padding: 30px 0;
    }
    .training-description_block > h2 {
        font-size: 1.2em;
        margin: 0;
    }
    .training-description_block > h3 {
        font-size: 1.1em;
        line-height: 2vw;
        margin: 30px 0 10px 0;
        display: flex;
        align-items: center;
    }
    .training-description_block > h3 > img {
        margin-right: 3px;
        height: 3vw;
    }
    .training-description_block > p {
        font-size: 1em;
        line-height: 1.8;
    }
    .training-description_img {
        display: flex;
        justify-content: space-around;
        align-items: center;
    }
    .training-description_img > img {    
        width: 100%;
        margin: 30px auto 0 auto;
    }
    .gray-border {
        height: 2px;
        width: 100%;
        background: #bbb;
    }
    .training-description_target {
        line-height: 1.8;
    }
    .training-description_target > li {
        margin-left: 4.2vw;
        list-style-type: disc;
        font-size: 1em;
    }
    .training-description_part {
        width: 90%;
        margin: 20px 0 20px 2vw;
    }
    .training-description_part > h4 {
        font-size: 1em;
    }
    .training-description_part > p {
        margin-left: 2vw;
        font-size: 1em;
    }
    .green-font {
        margin-right: 5px;
        color: #008080; /* Teal */
        font-size: 2.2vw;
    }
    .training-description_flex {
        width: 95%;
        border-top: 2px solid #1c1c1c;
        border-bottom: 2px solid #1c1c1c;
        font-size: 1em;
    }
    .training-description_flex-row {
        display: flex;
        align-items: center;
        border-bottom: 1px solid #eee;
    }
    .training-description_flex-title {
        font-weight: 600;
        margin: 1vw 5vw 1vw 1.8vw;  
    }   
}

@media screen and (max-width: 414px) {
    .contact-button {
        margin-top: 30px;
    }
    .training-description {
        padding-bottom: 30px;
    }
}
.black-border {
    margin: 0px 0 15px 0;
    height: 2px;
    width: 80px;
    background: #000000;
}