@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@100;300;400;500;700;900&display=swap");
body {
    overflow-x: hidden;
    padding: 0;
    margin: 0;
}
h1,
h2,
h3,
h4,
h5,
h6,
p {
    font-family: "Roboto", sans-serif;
}
h2 {
    letter-spacing: 0;
    line-height: 1.2;
}
::selection {
    color: #fff;
    background-color: #ea341b;
}
.heading-text {
    position: relative;
    text-align: center;
    position: relative;
    display: block;
    z-index: 1;
    margin-bottom: 40px;
}
.heading-text h2 {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    margin: 0 auto;
}
.heading-text h2.shadow-text {
    position: relative;
    bottom: 0px;
    line-height: normal;
    font-size: 150px;
    line-height: 0.9;
    color: rgba(255, 255, 255, 0.2);
    font-weight: 500;
}
.case-sectionTitle {
    font-size: 60px;
    font-weight: 600;
    color: #ffffff;
}
.story-section {
    padding: 196px 0 224px 0;
    position: relative;
    display: block;
    background: url(https://assets.tristatetechnology.com/images/aidraw/aidraw-overview-bg.jpg)
        no-repeat;
    background-size: cover;
    background-position: center center;
}
.story-text p {
    color: #ffffff;
    font-size: 20px;
    text-align: center;
}
.story-text p:last-child {
    margin-bottom: 0px;
}
.feature-section-inv {
    position: relative;
    padding: 100px 0px 0px 0px;
    min-height: 100vh;
    font-family: "Roboto", sans-serif;
}
.feature-text {
    color: #d9d9d9;
    font-size: 84px;
    font-weight: 700;
    transform: rotate(-90deg);
    z-index: 3;
    position: absolute;
    left: -30px;
    top: 130px;
    letter-spacing: 0;
}
.small-circle {
    width: 450px;
    aspect-ratio: 1;
    background: #fff;
    position: absolute;
    left: -100px;
    top: -50px;
    border-radius: 100%;
    z-index: -1;
}
.big-circle {
    width: 2000px;
    height: 1800px;
    background: #f5f5f5;
    position: absolute;
    left: -30%;
    top: -100px;
    border-radius: 100%;
    z-index: -2;
    transform: scale(0);
    transform-origin: top;
}
.big-circle.open {
    transition: 1s all ease-in-out;
    transform: scale(1);
}
.feature-content {
    position: relative;
    z-index: 1;
}
.feature-heading {
    position: relative;
    text-align: center;
    margin-top: 80px;
}
.feature-heading h2 {
    position: relative;
    display: inline-block;
    font-size: 60px;
    font-weight: 700;
    color: #000000;
}
.feature-heading h2::after {
    content: "";
    position: absolute;
    background-color: #000000;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 240px;
    height: 3px;
}
.feature-heading p {
    font-size: 22px;
    margin-top: 24px;
}
.reverce {
    margin-top: 80px;
    flex-direction: row-reverse;
    align-items: center;
}
.registration-section {
    padding-bottom: 100px;
}
.registration-section .reg-content h2 {
    color: #262e3b;
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: normal;
}
.registration-section .reg-content ul {
    padding: 0 0 0 0;
    margin-bottom: 0px;
}
.registration-section .reg-content ul li {
    font-size: 18px;
    color: #000000;
}
.registration-section .reg-content ul li + li {
    margin-top: 20px;
}
.reg-content-img {
    text-align: center;
    position: relative;
}
.reg-content-img img {
    width: 100%;
    border-radius: 6px;
}
.content h2 {
    color: #262e3b;
    font-size: 70px;
    margin-bottom: 12px;
    line-height: 1;
}
.content p {
    position: relative;
    display: block;
    width: 100%;
    font-size: 18px;
    color: #000000;
}
.technology-section-inv {
    display: flex;
    justify-content: center;
    flex-direction: column;
    background: url(https://assets.tristatetechnology.com/images/aidraw/technology-bg.jpg)
        no-repeat;
    background-size: cover;
    background-position: right center;
    width: 100%;
    height: 100%;
    padding: 93px 0 135px;
}
.technology-section-inv h2 {
    color: #fff;
    font-size: 60px;
    font-weight: 600;
}
.ai-technology-list {
    display: flex;
    flex-wrap: wrap;
    column-gap: 42px;
    max-width: 630px;
    padding-left: 0px;
}
.ai-technology-list li {
    width: 182px;
    aspect-ratio: 1;
    background: rgb(38, 27, 69);
    background: linear-gradient(
        180deg,
        rgba(38, 27, 69, 1) 0%,
        rgba(17, 17, 18, 1) 100%
    );
    border: 1px solid #8c64ff;
    border-radius: 20px;
    box-shadow: 0px 4px 14px #44307f;
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 52px;
}

/* Responsive */
@media (max-width: 1599px) {
    .heading-text h2.shadow-text {
        line-height: 1;
    }
}
@media (max-width: 1430px) {
    .big-circle {
        width: 100%;
    }
}
@media (max-width: 1365px) {
    .heading-text h2.shadow-text {
        font-size: 120px;
    }
    .case-sectionTitle {
        font-size: 52px;
    }
    .feature-text {
        font-size: 70px;
    }
    .small-circle {
        width: 400px;
    }
    .reg-content br {
        display: none;
    }
    .registration-section .reg-content h2 {
        font-size: 34px;
    }
}
@media (max-width: 1279px) {
    .heading-text h2.shadow-text {
        font-size: 100px;
    }
    .heading-text h2 {
        font-size: 45px;
    }
    .story-section {
        padding: 150px 0;
    }
    .feature-heading h2 {
        font-size: 50px;
    }
    .technology-section-inv {
        padding: 80px 0;
    }
    .ai-technology-list li {
        width: 160px;
        padding: 20px;
        margin-top: 40px;
    }
    .ai-technology-list {
        column-gap: 40px;
    }
}
@media (max-width: 1199px) {
    .big-circle {
        height: 1350px;
    }
}
@media (max-width: 1023px) {
    .big-circle {
        height: 1350px;
    }
    .heading-text h2.shadow-text {
        font-size: 100px;
        line-height: 1;
    }
    .story-section {
        padding: 100px 0;
    }
    .heading-text {
        margin-bottom: 20px;
    }
    .small-circle {
        width: 320px;
    }
    .feature-text {
        font-size: 50px;
        left: -10px;
        top: 90px;
    }
    .registration-section .reg-content h2 {
        font-size: 24px;
        margin-bottom: 16px;
    }
    .registration-section .reg-content ul li {
        font-size: 16px;
    }
    .reverce {
        margin-top: 50px;
    }
    .technology-section-inv h2 {
        font-size: 40px;
    }
    .ai-technology-list {
        column-gap: 20px;
        max-width: 460px;
    }
    .ai-technology-list li {
        width: 140px;
        margin-top: 20px;
    }
    .ai-technology-list li img {
        max-height: 80%;
    }
}
@media (max-width: 767px) {
    .heading-text h2 {
        position: relative;
    }
    .heading-text h2.shadow-text {
        display: none;
    }
    .feature-text {
        display: none;
    }
    .small-circle {
        display: none;
    }
    .big-circle {
        display: none;
    }
    .feature-heading {
        margin: 0 auto;
        width: 100%;
        max-width: 100%;
        text-align: center;
    }
    .feature-heading h2::after {
        left: 0;
        right: 0;
        margin: 0 auto;
        width: 80px;
        bottom: -10px;
        transform: inherit;
    }
    .feature-section-inv {
        padding: 50px 0 0 0;
    }
    .reg-content {
        min-height: 100%;
    }
    .technology-section-inv {
        height: auto;
    }
    .technology-section-inv {
        padding: 40px 0;
    }
    .reg-content-img {
        margin-bottom: 10px;
    }
    .reverce {
        margin-top: 20px;
        gap: 40px;
    }
    .content p {
        font-size: 16px;
    }
    .registration-section .reg-content ul {
        list-style: none;
        margin: 0px;
        padding: 0px;
    }
    .story-section {
        padding: 40px 0;
    }
    .heading-text h2 {
        font-size: 36px;
    }
    .story-text p {
        font-size: 18px;
    }
    .feature-heading h2 {
        font-size: 36px;
    }
    .big-circle {
        width: 1400px;
        height: 1400px;
    }
    .registration-section .reg-content h2 {
        margin-bottom: 20px !important;
        font-size: 24px;
    }
    .registration-section .reg-content ul li + li {
        margin-top: 12px;
    }
    .registration-section {
        padding-bottom: 40px;
    }
    .technology-section-inv h2 {
        font-size: 36px;
    }
    .ai-technology-list {
        gap: 20px;
    }
    .ai-technology-list li {
        margin-top: 0px;
        width: calc(33.33% - 15px);
    }
}