/* #index-teaching-research 教学研究板块 */

.teaching-research {
    padding: 42px 0 46px;
    text-align: left;
    background: linear-gradient(180deg, #fbfaf8 0%, #fff 54%, #f8fafc 100%);
}

.teaching-research .tr-shell {
    max-width: 1180px;
    margin: 0 auto;
}

.teaching-research > * {
    box-sizing: border-box;
    padding-left: var(--container-pad);
    padding-right: var(--container-pad);
}

.teaching-research .tr-title p {
    position: relative;
    margin: 0 0 12px;
    color: var(--clr-primary);
    font-size: var(--font-size-14);
    font-weight: 800;
    line-height: 1.35;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.teaching-research .tr-title h2 {
    margin: 0;
    color: #171717;
    font-size: clamp(30px, 8vw, 36px);
    font-weight: 900;
    line-height: 1.32;
    letter-spacing: 0;
}

.teaching-research .tr-lead p,
.teaching-research .tr-section-head p {
    margin: 0;
    color: #4b5563;
    font-size: var(--font-size-18);
    line-height: 1.95;
}

.teaching-research .tr-lead p + p {
    margin-top: 8px;
}

.teaching-research .tr-evidence {
    margin-top: 0;
}

.teaching-research .tr-section-head {
    margin-bottom: 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(31, 41, 55, .12);
}

.teaching-research .tr-section-head span {
    grid-row: 1 / span 2;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    width: auto;
    height: auto;
    color: var(--clr-primary);
    background: transparent;
    border-radius: 0;
    font-size: 28px;
    font-weight: 900;
    line-height: 1;
}

.teaching-research .tr-section-head span::after {
    width: 1px;
    height: 42px;
    margin-left: 14px;
    background: rgba(31, 41, 55, .24);
    transform: rotate(38deg);
    transform-origin: center;
    content: "";
}

.teaching-research .tr-section-head h3 {
    margin: 0;
    padding-top: 2px;
    color: #171717;
    font-size: var(--font-size-22);
    font-weight: 900;
    line-height: 1.45;
    letter-spacing: 0;
}

.teaching-research .tr-section-head p {
    grid-column: 2;
    color: #5f6773;
    font-size: var(--font-size-14);
    line-height: 1.85;
    text-align: center;
}

.teaching-research .tr-proof-grid {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr));
    gap: 24px;
}

.teaching-research .tr-proof-grid figure {
    margin: 0;
}

.teaching-research .tr-proof-grid img {
    display: block;
    width: 100%;
    height: auto;
    overflow: hidden;
    background: #fff;
    border: 1px solid rgba(31, 41, 55, .16);
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(15, 23, 42, .1);
}

.teaching-research .tr-proof-grid figcaption {
    display: grid;
    gap: 5px;
    margin-top: 12px;
    text-align: center;
}

.teaching-research .tr-proof-grid figcaption strong {
    color: #20242b;
    font-size: var(--font-size-16);
    font-weight: 800;
    line-height: 1.35;
}

.teaching-research .tr-proof-grid figcaption span {
    color: #777f8c;
    font-size: var(--font-size-14);
    line-height: 1.45;
}

.teaching-research .tr-subject-strip {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid rgba(31, 41, 55, .12);
}

.teaching-research .tr-subject-icon {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    color: var(--clr-primary);
    border: 2px solid rgba(var(--clr-primary-rgb), .82);
    border-radius: 8px;
}

.teaching-research .tr-subject-strip p {
    margin: 0;
    color: #4b5563;
    font-size: var(--font-size-16);
    line-height: 1.75;
}

.teaching-research .tr-subject-strip b {
    color: #1f2937;
    font-weight: 800;
}

@media (min-width: 641px) {
    .teaching-research {
        margin: 50px auto 0;
        padding: 76px 0 82px;
        background:
            linear-gradient(135deg, rgba(232, 51, 10, .07), rgba(255, 255, 255, 0) 34%),
            linear-gradient(180deg, #fbfaf8 0%, #fff 48%, #f7fafc 100%);
    }

    .teaching-research .tr-title p {
        font-size: var(--font-size-14);
    }

    .teaching-research .tr-title h2 {
        font-size: clamp(30px, 4vw, 48px);
        line-height: 1.16;
    }

    .teaching-research .tr-title > p,
    .teaching-research .tr-title > h2 {
        grid-column: 1;
    }

    .teaching-research .tr-lead p,
    .teaching-research .tr-section-head p {
        color: #5b626e;
        font-size: var(--font-size-16);
        line-height: 1.75;
    }

    .teaching-research .tr-lead p + p {
        margin-top: 0;
    }

    .teaching-research .tr-evidence {
        margin-top: 44px;
    }

    .teaching-research .tr-section-head {
        margin-bottom: 20px;
    }

    .teaching-research .tr-section-head span {
        grid-row: span 2;
        justify-content: center;
        width: 48px;
        height: 48px;
        color: #fff;
        font-size: var(--font-size-16);
        background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
        border-radius: 8px;
    }

    .teaching-research .tr-section-head span::after {
        display: none;
    }

    .teaching-research .tr-section-head h3 {
        padding-top: 0;
        font-size: clamp(23px, 3vw, 34px);
        line-height: 1.25;
    }

    .teaching-research .tr-section-head p {
        grid-column: auto;
    }

    .teaching-research .tr-proof-grid {
        gap: 18px 22px;
    }

    .teaching-research .tr-proof-grid img {
        border-color: rgba(31, 41, 55, .12);
        box-shadow: 0 18px 36px rgba(15, 23, 42, .08);
    }

    .teaching-research .tr-proof-grid figcaption {
        margin-top: 14px;
    }

    .teaching-research .tr-proof-grid figcaption strong {
        font-size: var(--font-size-18);
    }

    .teaching-research .tr-proof-grid figcaption span {
        font-size: var(--font-size-14);
    }

    .teaching-research .tr-subject-strip {
        gap: 14px;
        margin-top: 28px;
        padding-top: 22px;
    }

    .teaching-research .tr-subject-icon {
        width: 40px;
        height: 40px;
    }

    .teaching-research .tr-subject-strip p {
        font-size: var(--font-size-16);
    }
}

@media (min-width: 1025px) {
}