/* VIIcode Trustmark - Black & White */

#vii-trustmark {
    --black: #111;
    --white: #fff;
    --gray: #777;
    --light: #f5f5f5;
    --line: #e8e8e8;
    color: var(--black);
    background: var(--white);
}

#vii-trustmark *,
#vii-trustmark *::before,
#vii-trustmark *::after {
    box-sizing: border-box;
}

#vii-trustmark a {
    text-decoration: none;
    color: inherit;
}

#vii-trustmark .trust-container {
    width: min(1120px, calc(100% - 40px));
    margin: auto;
}

/* 首屏 */
#vii-trustmark .trust-hero,
#vii-trustmark .trust-dark,
#vii-trustmark .trust-footer-banner {
    color: var(--white);
    background: var(--black);
    text-align: center;
}

#vii-trustmark .trust-hero {
    padding: 90px 0;
}

#vii-trustmark .trust-hero h1 {
    margin: 25px 0;
    color: var(--white);
    font-size: 48px;
    font-weight: 400;
    letter-spacing: 6px;
}

#vii-trustmark .trust-eyebrow,
#vii-trustmark .trust-hero-en,
#vii-trustmark .trust-heading > span {
    color: var(--gray);
    font-size: 11px;
    letter-spacing: 3px;
}

#vii-trustmark .trust-line {
    width: 36px;
    height: 1px;
    margin: 25px auto;
    background: var(--white);
}

/* 内容区 */
#vii-trustmark .trust-section {
    padding: 70px 0;
}

#vii-trustmark .trust-heading {
    max-width: 680px;
    margin: 0 auto 40px;
    text-align: center;
}

#vii-trustmark .trust-heading h2 {
    margin: 15px 0;
    color: var(--black);
    font-size: 32px;
    font-weight: 500;
}

#vii-trustmark .trust-heading p,
#vii-trustmark .trust-benefit p,
#vii-trustmark .trust-channel-card p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.8;
}

/* 官方渠道 */
#vii-trustmark .trust-channel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

#vii-trustmark .trust-channel-card {
    position: relative;
    padding: 28px;
    border: 1px solid var(--line);
    transition: .25s;
}

#vii-trustmark .trust-channel-card:hover {
    border-color: var(--black);
}

#vii-trustmark .trust-channel-number,
#vii-trustmark .trust-channel-label {
    color: var(--gray);
}

#vii-trustmark .trust-channel-card h3 {
    color: var(--black);
    font-size: 19px;
}

#vii-trustmark .trust-arrow {
    position: absolute;
    right: 20px;
    bottom: 20px;
}

/* 正品保证 */
#vii-trustmark .trust-dark {
    padding: 70px 0;
}

#vii-trustmark .trust-dark .trust-heading h2,
#vii-trustmark .trust-promise-main h3,
#vii-trustmark .trust-promise-item h3 {
    color: var(--white);
}

#vii-trustmark .trust-promise {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

#vii-trustmark .trust-big-number {
    font-size: 90px;
    color: var(--white);
}

#vii-trustmark .trust-promise-item {
    display: flex;
    gap: 20px;
    padding: 18px 0;
    border-bottom: 1px solid #444;
}

#vii-trustmark .trust-promise-main p,
#vii-trustmark .trust-promise-item p {
    color: #bbb;
    line-height: 1.8;
}

/* 官方优势 */
#vii-trustmark .trust-benefit-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

#vii-trustmark .trust-benefit {
    padding: 25px 20px;
    background: var(--light);
    border-top: 2px solid var(--black);
}

#vii-trustmark .trust-benefit h3 {
    font-size: 17px;
}

/* 风险提示 */
#vii-trustmark .trust-risk {
    background: var(--light);
}

#vii-trustmark .trust-risk-panel {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 35px;
    padding: 35px;
    background: var(--white);
}

#vii-trustmark .trust-risk-list > div {
    display: flex;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid var(--line);
}

#vii-trustmark .trust-risk-list p {
    margin: 0;
    color: var(--gray);
    line-height: 1.8;
}

#vii-trustmark .trust-risk-list strong {
    display: block;
    color: var(--black);
}

/* 底部 */
#vii-trustmark .trust-footer-banner {
    padding: 65px 0;
}

#vii-trustmark .trust-footer-banner h2 {
    color: var(--white);
    font-size: 36px;
    line-height: 1.5;
    font-weight: 400;
}

#vii-trustmark .trust-footer-button {
    display: inline-block;
    padding: 12px 28px;
    margin-top: 15px;
    border: 1px solid var(--white);
}

#vii-trustmark .trust-footer-button:hover {
    color: var(--black);
    background: var(--white);
}

/* 手机端 */
@media (max-width: 767px) {
    #vii-trustmark .trust-container {
        width: calc(100% - 32px);
    }

    #vii-trustmark .trust-hero {
        padding: 65px 0;
    }

    #vii-trustmark .trust-hero h1 {
        font-size: 34px;
        letter-spacing: 3px;
    }

    #vii-trustmark .trust-section,
    #vii-trustmark .trust-dark {
        padding: 48px 0;
    }

    #vii-trustmark .trust-heading h2 {
        font-size: 25px;
    }

    #vii-trustmark .trust-channel-grid,
    #vii-trustmark .trust-promise,
    #vii-trustmark .trust-risk-panel {
        grid-template-columns: 1fr;
    }

    #vii-trustmark .trust-benefit-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    #vii-trustmark .trust-channel-card {
        padding: 22px;
    }

    #vii-trustmark .trust-big-number {
        font-size: 68px;
    }

    #vii-trustmark .trust-risk-panel {
        padding: 20px;
    }

    #vii-trustmark .trust-footer-banner h2 {
        font-size: 28px;
    }
}

/* 官方正品保证页面 */

#vii-trustmark {
    --black: #111111;
    --white: #ffffff;
    --gray: #777777;
    --line: #e8e8e8;
    color: var(--black);
    background: var(--white);
}

#vii-trustmark * {
    box-sizing: border-box;
}

#vii-trustmark .trust-container {
    width: min(1060px, calc(100% - 40px));
    margin: auto;
}

/* 官方渠道首屏 */
#vii-trustmark .trust-hero {
    padding: 75px 0;
    background: #111111;
    color: #ffffff;
    text-align: center;
}

#vii-trustmark .trust-logo {
    display: block;
    width: 160px;
    height: 160px;
    object-fit: contain;
    margin: 0 auto 28px;
    filter: grayscale(1) brightness(0) invert(1);
}

#vii-trustmark .trust-hero h1 {
    margin: 0 0 24px;
    color: #ffffff;
    font-size: 38px;
    font-weight: 400;
    letter-spacing: 4px;
}

#vii-trustmark .trust-hero p {
    color: #cccccc;
    font-size: 15px;
    line-height: 1.8;
}

#vii-trustmark .trust-channels {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    margin-top: 40px;
    border-top: 1px solid #444;
    border-bottom: 1px solid #444;
}

#vii-trustmark .trust-channels > * {
    padding: 25px 15px;
    color: #ffffff;
    border-right: 1px solid #444;
}

#vii-trustmark .trust-channels > *:last-child {
    border-right: 0;
}

#vii-trustmark .trust-channels span,
#vii-trustmark .trust-channels strong {
    display: block;
}

#vii-trustmark .trust-channels span {
    margin-bottom: 10px;
    font-size: 17px;
}

#vii-trustmark .trust-channels strong {
    color: #aaaaaa;
    font-size: 13px;
    font-weight: 400;
}

#vii-trustmark .trust-channels a:hover {
    background: #222222;
    text-decoration: none;
}

/* 内容板块 */
#vii-trustmark .trust-section {
    padding: 65px 0;
}

#vii-trustmark .trust-heading {
    text-align: center;
    margin-bottom: 35px;
}

#vii-trustmark .trust-heading > span {
    font-size: 65px;
    font-family: Georgia, serif;
}

#vii-trustmark .trust-heading h2 {
    margin: 10px 0;
    font-size: 29px;
    font-weight: 500;
}

#vii-trustmark .trust-heading p {
    color: var(--gray);
    font-size: 15px;
}

#vii-trustmark .trust-content {
    max-width: 850px;
    margin: auto;
    padding: 30px;
    background: #f5f5f5;
    line-height: 2;
}

#vii-trustmark .trust-content h3 {
    font-size: 19px;
}

#vii-trustmark .trust-content p {
    color: #555555;
    font-size: 15px;
}

/* 优势与风险 */
#vii-trustmark .trust-benefits {
    background: #f5f5f5;
}

#vii-trustmark .trust-risks {
    background: #ffffff;
}

#vii-trustmark .trust-list {
    max-width: 850px;
    margin: auto;
}

#vii-trustmark .trust-list > div {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 20px 10px;
    border-bottom: 1px solid var(--line);
}

#vii-trustmark .trust-list span {
    color: #999999;
    font-family: Georgia, serif;
    font-size: 22px;
}

#vii-trustmark .trust-list p {
    margin: 0;
    font-size: 15px;
    line-height: 1.8;
}

/* 手机端 */
@media (max-width: 767px) {
    #vii-trustmark .trust-hero {
        padding: 50px 0;
    }

    #vii-trustmark .trust-hero h1 {
        font-size: 30px;
    }

    #vii-trustmark .trust-channels {
        grid-template-columns: 1fr;
    }

    #vii-trustmark .trust-channels > * {
        border-right: 0;
        border-bottom: 1px solid #444;
    }

    #vii-trustmark .trust-channels > *:last-child {
        border-bottom: 0;
    }

    #vii-trustmark .trust-section {
        padding: 45px 0;
    }

    #vii-trustmark .trust-heading h2 {
        font-size: 24px;
    }

    #vii-trustmark .trust-content {
        padding: 22px 18px;
    }

    #vii-trustmark .trust-list > div {
        gap: 16px;
        padding: 17px 5px;
    }
}