/*
---------------------------------------------
                Sub 0501
---------------------------------------------
*/
body {
    background: rgba(215, 220, 227, 0.5);
}

/* cont1 */
.cont1 {
    background: #f8f8f8;
}

.cont1 .container {
    display: flex;
    justify-content: space-between;
    gap: 120px;
    align-items: flex-start;
}

.cont1 .left {
    flex: 1;
}

.cont1 .title-md {
    white-space: pre-line;
}

.cont1 .sub-title {
    margin-top: 24px;
    color: var(--primary);
    font-size: var(--font-xl);
    font-weight: 500;
    line-height: 33px;
}

.cont1 .right {
    flex: 2.5;
    min-width: 0;
}

.cont1 .box {
    width: 100%;
    height: clamp(640px, 60vw, 900px);
    padding: 35px;
    background: white;
    border-radius: 20px;
}

.cont1 .tabs {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.cont1 .tab {
    padding: 8px 19px;
    background: transparent;
    border-radius: 300px;
    color: var(--black-700);
    font-size: var(--font-base);
    font-weight: 500;
    line-height: 25.6px;
    cursor: pointer;
}

.cont1 .tab.active {
    background: var(--primary);
    color: white;
    font-weight: 600;
}

.cont1 .tab:not(.active):hover {
    background: var(--black-200);
    color: var(--primary);
}

.cont1 .patents {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.cont1 .head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.cont1 .info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.cont1 .info::after {
    content: "";
    display: inline-block;
    width: 1px;
    height: 10px;
    background: var(--black-700);
    order: 1;
    flex-shrink: 0;
}

.cont1 .info .title {
    font-size: var(--font-base);
    font-weight: 600;
}

.cont1 .info .count {
    color: var(--black-800);
    font-size: var(--font-base);
    font-weight: 500;
    order: 2;
}

.cont1 .nav {
    display: flex;
    align-items: center;
    gap: 16px;
}

.cont1 .prev-btn,
.cont1 .next-btn {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 300px;
    border: none;
    background: var(--black-300);
    cursor: pointer;
}

.cont1 .nav .icon {
    display: inline-block;
    width: 10px;
    height: 17px;
    background-color: var(--black-700);
    mask: var(--icon-arrow) no-repeat center / contain;
    -webkit-mask: var(--icon-arrow) no-repeat center / contain;
    transform: scaleX(-1);
    transition: transform 0.2s ease;
}

.cont1 .prev-btn .icon {
    transform: translateX(1px);
}

.cont1 .list {
    border-top: 1px solid var(--black-600);
}

.cont1 .item {
    padding: 16px 0;
    display: flex;
    align-items: center;
    gap: 20px;
    border-bottom: 1px solid var(--black-400);
    font-size: var(--font-base);
    cursor: default;
}

.cont1 .item .num {
    padding-left: 13px;
    padding-right: 4px;
    flex-shrink: 0;
    color: var(--black-900);
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.cont1 .item .title {
    flex: 1 1 0;
    min-width: 0;
    max-width: 830px;
    color: var(--black-800);
    font-weight: 500;
    line-height: 25.6px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cont1 .item .date {
    flex-shrink: 0;
    margin-left: auto;
    color: var(--black-700);
    font-family: 'Inter', sans-serif;
    font-size: var(--font-sm);
    font-weight: 400;
    text-align: right;
}

.cont1 .item:hover .num,
.cont1 .item:hover .title,
.cont1 .item:hover .date {
    color: var(--primary);
}

/* tooltip */
.patent-tooltip {
    padding: 20px 24px;
    background: white;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
    border-radius: 10px;
    border: 1px solid var(--primary);
    outline: 1px solid var(--primary);
    outline-offset: -1px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    width: min(924px, calc(100vw - 40px));
    max-width: 924px;
}

.tooltip-text {
    width: 100%;
    font-size: var(--font-base);
    font-weight: 500;
    line-height: 25.6px;
    word-wrap: break-word;
    word-break: break-word;
}

.tippy-box[data-theme~="patent"] {
    background: transparent;
    padding: 0;
    box-shadow: none;
}

.tippy-box[data-theme~="patent"] .patent-tooltip {
    background: white;
}

.tippy-box[data-theme~="patent"] .tippy-content {
    padding: 0;
}

.tooltip-layer {
    position: fixed;
    z-index: 20;
    display: none;
    pointer-events: none;
}

@media (max-width: 1440px) {
    .cont1 .container {
        gap: 30px;
    }

    .cont1 .box {
        padding: 32px;
    }

    .cont1 .item .title {
        max-width: 760px;
    }
}

@media (max-width: 1280px) {
    .cont1 .container {
        gap: 50px;
    }

    .cont1 .box {
        padding: 30px;
        height: auto;
        min-height: 640px;
        max-height: none;
    }

    .cont1 .tabs {
        margin-bottom: 16px;
    }

    .cont1 .tab {
        padding: 8px 18px;
    }

    .cont1 .item .title {
        max-width: 640px;
    }

    .cont1 .prev-btn,
    .cont1 .next-btn {
        width: 48px;
        height: 48px;
    }
}

@media (max-width: 1024px) {
    .cont1 .container {
        flex-direction: column;
        align-items: stretch;
        gap: 36px;
    }

    .cont1 .title-md {
        white-space: normal;
        line-height: 1.4;
    }

    .cont1 .sub-title {
        margin-top: 8px;
    }

    .cont1 .left,
    .cont1 .right {
        width: 100%;
    }

    .cont1 .box {
        height: auto;
        width: 100%;
        padding: 24px;
    }

    .cont1 .tabs {
        flex-wrap: wrap;
        gap: 8px;
    }

    .cont1 .tab {
        padding: 8px 16px;
    }

    .cont1 .item {
        padding: 15px 0;
    }

    .cont1 .item .title {
        max-width: 100%;
    }

    .cont1 .nav {
        gap: 12px;
    }

    .cont1 .prev-btn,
    .cont1 .next-btn {
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 768px) {
    .cont1 .container {
        gap: 28px;
    }

    .cont1 .sub-title {
        margin-top: 2px;
        font-size: var(--font-lg);
    }

    .cont1 .box {
        padding: 20px;
        border-radius: 16px;
    }

    .cont1 .patents {
        gap: 15px;
    }

    .cont1 .tabs {
        gap: 6px;
    }

    .cont1 .tab {
        padding: 7px 14px;
    }

    .cont1 .info {
        gap: 8px;
    }

    .cont1 .item {
        gap: 14px;
    }

    .cont1 .item .date {
        font-size: var(--font-sm);
    }

    .patent-tooltip {
        padding: 16px 18px;
    }

    .tooltip-text {
        font-size: var(--font-sm);
        line-height: 22px;
    }

    .cont1 .prev-btn,
    .cont1 .next-btn {
        width: 42px;
        height: 42px;
    }
}

@media (max-width: 480px) {
    .cont1 .container {
        gap: 22px;
    }

    .cont1 .box {
        padding: 16px;
        border-radius: 14px;
    }

    .cont1 .patents {
        gap: 12px;
    }

    .cont1 .tabs {
        gap: 5px;
    }

    .cont1 .tab {
        padding: 7px 12px;
        font-size: var(--font-sm);
    }

    .cont1 .sub-title {
        margin-top: 0;
        font-size: var(--font-md);
    }

    .patent-tooltip {
        padding: 14px 16px;
    }

    .cont1 .info .title,
    .cont1 .info .count {
        font-size: var(--font-sm);
    }

    .cont1 .item {
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
    }

    .cont1 .item .num {
        padding-left: 0;
        padding-right: 0;
    }

    .cont1 .item .title {
        flex: 0 0 auto;
        width: 100%;
        max-width: 100%;
        min-width: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .cont1 .item .date {
        margin-left: 0;
        font-size: var(--font-xs);
        text-align: left;
    }

    .cont1 .prev-btn,
    .cont1 .next-btn {
        width: 38px;
        height: 38px;
    }
}

/* cont2 */
.cont2 {
    position: relative;
    background: url('../../img/rnd/bg-cont2.jpg') center/cover no-repeat;
    background-size: cover;
    background-position: center;
    color: white;
    border-radius: 80px;
}

.cont2 .container {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.cont2 .section-header {
    text-align: center;
}

.cont2 .subtitle {
    margin-top: 24px;
    color: var(--black-500);
    font-size: var(--font-xl);
    font-weight: 500;
}

.cont2 .layout {
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.cont2 .left {
    flex: 1;
}

.cont2 .stat {
    font-size: 50px;
    font-weight: 600;
    line-height: 1.3;
    font-style: italic;
    white-space: pre-line;
}

.cont2 .stat span {
    text-decoration: underline;
    text-decoration-thickness: 3px;
    text-underline-offset: 7px;
}

.cont2 .right {
    flex: 3;
    display: flex;
    justify-content: center;
}

.cont2 .project {
    width: 100%;
    background: white;
    border-radius: 20px;
    overflow: hidden;
}

.cont2 .project thead th {
    background: var(--blue-deep);
    color: white;
    padding: 20px 10px;
    font-size: var(--font-base);
    font-weight: 600;
    text-align: center;
}

.cont2 .project thead .unit {
    color: var(--white-80);
    font-weight: 500;
}

.cont2 .project tbody td {
    padding: 20px;
    background: var(--black-100);
    border-bottom: 1px solid var(--black-400);
    border-right: 1px solid var(--black-400);
    color: var(--black-900);
    font-size: var(--font-base);
    font-weight: 500;
    line-height: 1.6;
    text-align: center;
}

.cont2 .project tbody tr td:first-child:not(:last-child) {
    max-height: 100px;
    background: var(--black-300);
    border-right: none;
    color: var(--black);
    font-weight: 500;
}

.cont2 .project tbody td:nth-child(5),
.cont2 .project tbody tr td:first-child:last-child {
    padding-top: 6px;
    padding-bottom: 6px;
}

.cont2 .project tbody tr td[rowspan] {
    vertical-align: middle;
}

.cont2 .project .project-cell-clip {
    display: block;
    max-height: 100px;
    overflow: hidden;
}

@media (max-width: 1440px) {
    .cont2 {
        border-radius: 60px;
    }

    .cont2 .container {
        gap: 50px;
    }

    .cont2 .layout {
        gap: 30px;
    }

    .cont2 .stat {
        font-size: var(--font-body46);
    }
}

@media (max-width: 1280px) {
    .cont2 {
        border-radius: 50px;
    }

    .cont2 .layout {
        gap: 24px;
    }

    .cont2 .stat {
        font-size: var(--font-body42);
    }

    .cont2 .project thead th {
        padding: 16px 8px;
    }

    .cont2 .project tbody td {
        padding: 16px;
    }
}

@media (max-width: 1024px) {
    .cont2 {
        border-radius: 40px;
    }

    .cont2 .title-md {
        line-height: 1.4;
    }

    .cont2 .layout {
        flex-direction: column;
        gap: 20px;
    }

    .cont2 .left,
    .cont2 .right {
        width: 100%;
    }

    .cont2 .subtitle {
        margin-top: 10px;
        font-size: var(--font-lg);
    }

    .cont2 .stat {
        font-size: var(--font-body32);
        text-align: center;
        white-space: normal;
    }

    .cont2 .project {
        border-radius: 16px;
    }
}

@media (max-width: 768px) {
    .cont2 .container {
        gap: 36px;
    }

    .cont2 .layout {
        gap: 20px;
    }

    .cont2 .subtitle {
        margin-top: 8px;
        font-size: var(--font-md);
    }

    .cont2 .stat {
        font-size: var(--font-4xl);
    }

    .cont2 .project thead th {
        padding: 14px 8px;
    }

    .cont2 .project tbody td {
        padding: 12px;
    }

    .cont2 .project thead th,
    .cont2 .project tbody td {
        font-size: var(--font-sm);
    }
}

@media (max-width: 480px) {
    .cont2 {
        border-radius: 24px;
    }

    .cont2 .container {
        gap: 28px;
    }

    .cont2 .layout {
        gap: 14px;
    }

    .cont2 .subtitle {
        margin-top: 4px;
        font-size: var(--font-base);
    }

    .cont2 .stat {
        font-size: var(--font-2xl);
    }

    .cont2 .project {
        border-radius: 14px;
    }

    .cont2 .project thead th {
        padding: 12px 6px;
    }

    .cont2 .project thead th,
    .cont2 .project tbody td {
        padding: 10px;
    }

    .cont2 .right {
        justify-content: flex-start;
        overflow-x: scroll;
        -webkit-overflow-scrolling: auto;
        scrollbar-width: thin;
    }

    .cont2 .right::-webkit-scrollbar {
        height: 8px;
    }

    .cont2 .right::-webkit-scrollbar-thumb {
        background: var(--black-500);
        border-radius: 999px;
    }

    .cont2 .right::-webkit-scrollbar-track {
        background: var(--black-300);
        border-radius: 999px;
    }

    .cont2 .project {
        width: max(600px, 100%);
        min-width: 600px;
    }
}

/* cont3 */
.cont3 {
    background: rgba(215, 220, 227, 0.5);
}

.cont3 .section-header {
    text-align: center;
    margin-bottom: 80px;
}

.cont3 .subtitle {
    margin-top: 18px;
    color: var(--blue-deep);
    font-size: var(--font-xl);
    font-weight: 500;
    line-height: 33px;
}

.cont3 .list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 30px;
}

.cont3 .item {
    width: 100%;
    min-height: 258px;
    padding: 30px 32px 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: white;
    border-radius: 10px;
    border: 1px solid var(--black-500);
}

.cont3 .title {
    margin-bottom: 20px;
    color: var(--black-900);
    font-size: var(--font-md);
    font-weight: 500;
    line-height: 28.8px;
}

.cont3 .bottom {
    padding-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--black-500);
}

.cont3 .icon {
    position: relative;
    width: 27px;
    height: 20px;
    background: url('../../icons/icon-book.svg') center/contain no-repeat;
}

.cont3 .source {
    color: var(--black-800);
    font-size: 15px;
    font-style: italic;
    font-weight: 400;
    line-height: 24px;
}

@media (max-width: 1280px) {
    .cont3 .section-header {
        margin-bottom: 60px;
    }

    .cont3 .list {
        gap: 30px 24px;
    }

    .cont3 .item {
        min-height: 230px;
        padding: 26px 28px 18px;
    }
}

@media (max-width: 1024px) {
    .cont3 .section-header {
        margin-bottom: 40px;
    }

    .cont3 .title-md {
        line-height: 1.4;
    }

    .cont3 .subtitle {
        margin-top: 10px;
        font-size: var(--font-lg);
    }

    .cont3 .list {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .cont3 .section-header {
        margin-bottom: 30px;
    }

    .cont3 .item {
        min-height: 160px;
        padding: 22px 22px 16px;
    }

    .cont3 .subtitle {
        margin-top: 8px;
        font-size: var(--font-md);
    }

    .cont3 .list {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .cont3 .title {
        font-size: var(--font-base);
        line-height: 1.5;
    }

    .cont3 .bottom {
        padding-bottom: 12px;
    }

    .cont3 .source {
        font-size: var(--font-sm);
        line-height: 20px;
    }
}

@media (max-width: 480px) {
    .cont3 .section-header {
        margin-bottom: 20px;
    }

    .cont3 .subtitle {
        margin-top: 4px;
        font-size: var(--font-base);
    }

    .cont3 .item {
        min-height: 180px;
        padding: 20px 18px 14px;
        border-radius: 8px;
    }

    .cont3 .title {
        margin-bottom: 16px;
    }

    .cont3 .bottom {
        gap: 10px;
    }
}