/* ======= 基础重置与字体 ======= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

a {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
}

/* ======= 容器与布局 ======= */
.content {
    width: 100%;
    background: #fff;
}

.content-box {
    max-width: 1100px;
    margin: 0 auto;
    background: transparent;
    min-height: 100vh;
    padding: 0 20px;
}

/* ======= 头部 ======= */
.header-box {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: saturate(180%) blur(15px);
    border-bottom: 1px solid rgba(169, 169, 169, 0.15);
    position: sticky;
    top: 0;
    z-index: 9999;
    box-shadow: 0 2px 6px rgba(159, 159, 159, 0.1);
    transition: background-color 0.4s ease;
    border-radius: 30px;
    margin-top: 30px;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
    gap: 15px;
}

.header-logo img {
    height: 60px;
    transition: transform 0.3s ease, filter 0.3s ease;
    filter: brightness(1.15);
    will-change: transform;
}

.header-logo img:hover,
.header-logo img:focus {
    transform: scale(1.1) rotate(-3deg);
    filter: brightness(1.3);
}

.header-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.header-menu a {
    color: #CC0505;
    font-weight: 700;
    font-size: 18px;
    padding: 0px 10px;
}

.header-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left 0.5s ease;
    pointer-events: none;
}

.header-menu a:hover::before,
.header-menu a:focus::before {
    left: 100%;
}

/* ======= 主体区域 ======= */
.main-box {
    padding: 30px 0px;
    color: #222;
    border-radius: 30px;
}

/* --- 介绍部分 --- */
.section-box1-container {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 60px;
    align-items: center;
    background: rgba(255, 255, 255, 0.12);
    padding: 45px 10px;
    border-radius: 30px;
}

.section-box1-container-img {
    position: relative;
    overflow: hidden;
    border-radius: 25px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}

.section-box1-container-img:hover {
    transform: scale(1.04);
}

.section-box1-container-img::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(204, 5, 5, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.section-box1-container-img:hover::before {
    opacity: 1;
}

.section-box1-container-img img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 25px;
    user-select: none;
}

.section-box1-container-text-title h1 {
    font-size: 26px;
    color: #CC0505;
    margin-bottom: 10px;
    font-weight: 900;
    text-shadow: 1px 1px 8px rgba(204, 5, 5, 0.4);
    background: linear-gradient(135deg, #CC0505, #ff4444);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    user-select: none;
    letter-spacing: 1.1px;
}

.section-box1-container-text-title p {
    font-size: 16px;
    margin-top: 10px;
    margin-bottom: 10px;
    color: rgba(0, 0, 0, 0.75);
    line-height: 24px;
}

.section-box1-tag {
    margin: 35px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    display: inline-block;
    background: linear-gradient(135deg, #CC0505, #e60000);
    color: white;
    padding: 4px 15px;
    border-radius: 30px;
    font-size: 14px; 
    font-weight: 500;
}

.tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -110%;
    width: 120%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
    pointer-events: none;
}

.tag:hover::before {
    left: 110%;
}

.tag:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(204, 5, 5, 0.5);
}

/* 介绍正文文本 */
.section-box1-container-text-content {
    margin-top: 45px;
    font-size: 1.1rem;
    color: #444;
    line-height: 1.75;
    letter-spacing: 0.04em;
    user-select: text;
}

.section-box1-bottom {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 10px;
}

.animated-arrow {
    font-size: 2.2rem;
    color: #CC0505;
    animation: pulse 2s infinite ease-in-out;
    user-select: none;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.3);
        opacity: 0.7;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.section-box1-bottom img {
    height: 52px;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
    cursor: pointer;
    user-select: none;
}

/* ======= 评论区 ======= */
.section-box2 {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px 0px;
    border-radius: 30px;
    margin-top: 60px;
    margin-bottom: 60px;
}

.section-box2-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.comment {
    display: flex;
    gap: 18px;
    background: linear-gradient(135deg, #fff0f0, #ffe5e5);
    padding: 15px 30px;
    border-radius: 22px;
    border: 1px solid rgba(204, 5, 5, 0.2);
    transition: all 0.3s ease;
    cursor: default;
    user-select: text;
    align-items: center;
}

.comment-img {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.comment-img img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3.5px solid #CC0505;
    box-shadow: 0 8px 22px rgba(204, 5, 5, 0.4);
    user-select: none;
}

.comment-text p:first-child {
    font-weight: 700;
    color: #CC0505;
    margin-bottom: 5px;
    font-size: 1.15rem;
    letter-spacing: 0.02em;
}

.comment-text p:last-child {
    color: #440000dd;
    line-height: 1.2;
    font-size: 1.05rem;
}

/* ======= 相关推荐区 ======= */
.section-box3 {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 30px;
    margin-bottom: 50px;
    border: 1px solid rgba(204, 5, 5, 0.2);
}

.section-box3-title h2 {
    line-height: 26px;
    font-size: 24px;
    color: #CC0505;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 900;
    background: linear-gradient(135deg, #CC0505, #ff4444);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    user-select: none;
    letter-spacing: 1.3px;
}

.section-box3-text {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 45px;
    align-items: center;
    user-select: text;
}

.section-box3-img {
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
    position: relative;
    cursor: pointer;
    transition: transform 0.4s ease;
}

.section-box3-img:hover {
    transform: scale(1.07);
}

.section-box3-img::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(204, 5, 5, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.section-box3-img:hover::before {
    opacity: 1;
}

.section-box3-img img {
    width: 100%;
    height: auto;
    display: block;
    user-select: none;
    border-radius: 22px;
}

.section-box3-text-title {
    color: #2b2b2b;
}

.section-box3-text-h2 {
    font-size: 22px;
    color: #CC0505;
    margin-bottom: 0px;
    font-weight: 800;
    user-select: text;
}

.section-box3-text-time {
    margin: 10px 0;
    font-size: 16px;
    font-weight: 500;
    color: #440000dd;
    letter-spacing: 0.02em;
}

.countdown-time {
    font-weight: 900;
    color: #CC0505;
    font-size: 16px;
    text-shadow: 0 0 15px rgba(204, 5, 5, 0.7);
    user-select: none;
}

.section-box3-text-botton {
    display: flex;
    align-items: center;
    gap: 25px;
    margin-top: 20px;
}

.section-box3-text-botton-wtach {
    background: linear-gradient(135deg, #CC0505, #e60000);
    color: white;
    padding: 8px 45px;
    border-radius: 40px;
    font-weight: 700;
    font-size: 18px;
    position: relative;
    overflow: hidden;
    user-select: none;
    cursor: pointer;
    transition: all 0.35s ease;
    letter-spacing: 1px;
}

.section-box3-text-botton-wtach::before {
    content: '';
    position: absolute;
    top: 0;
    left: -120%;
    width: 130%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left 0.6s ease;
    pointer-events: none;
}

.section-box3-text-botton-wtach:hover::before,
.section-box3-text-botton-wtach:focus::before {
    left: 120%;
}

/* ======= 页脚 ======= */
.footer-box {
    background: #fff;
    color: #444;
    padding: 20px 0px;
    border-top: 3px solid #CC0505;
    font-size: 1rem;
    user-select: none;
}

.footer-box-container {
    max-width: 1100px;
    margin: 0 auto;
}

.footer-box-container-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 45px;
    margin-bottom: 20px;
}

.footer-box-container-content h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #CC0505;
    font-weight: 900;
}

.footer-box-container-content-logo-content p {
    line-height: 22px;
}

.footer-bottom-content p {
    text-align: center;

}

.botton-text {
    font-size: 16px;
    font-weight: 500;
}

.section-box1-h2 {
    font-size: 18px;
    font-weight: 600;
    line-height: 24px;
}

/* ====== 移动端适配（屏幕宽度小于768px） ====== */
@media (max-width: 768px) {
    .header-container {
        padding: 4px 10px;
        gap: 10px;
    }

    .header-logo img {
        margin-top: 6px;
        height: 35px;
    }

    .header-menu {
        gap: 15px;
        justify-content: center;
    }

    .header-menu a {
        font-size: 16px;
        padding: 0px 8px;
    }

    .section-box1-container {
        grid-template-columns: 1fr;
        gap: 25px;
        padding: 25px 10px;
        /* text-align: center; 移除 */
        text-align: left;
    }

    .section-box1-container-text-content {
        margin-top: 25px;
        text-align: left;
    }

    .section-box1-bottom {
        gap: 10px;
        align-items: center;
    }

    .section-box1-bottom img {
        height: 45px;
    }

    .section-box3-text {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .section-box3-text-botton {
        gap: 15px;
        align-items: center;
    }

    .section-box3-text-botton-wtach {
        font-size: 16px;
        padding: 10px 45px;
    }

    .footer-box-container-content {
        grid-template-columns: 1fr;
        /* text-align: center; 移除 */
        text-align: left;
        gap: 30px;
    }

    .social-media {
        justify-content: flex-start;
        /* 从居中改为左对齐 */
        flex-wrap: wrap;
        gap: 15px;
    }

    .section-box2-content {
        gap: 20px;
    }

    .comment {
        flex-direction: column;
        align-items: center;
    }

    .comment-text {
        text-align: center;

    }

    .comment-img img {
        width: 60px;
        height: 60px;
    }

    .section-box3-text-time {
        font-size: 16px;
    }

    .section-box1-container-text-title h1,
    .section-box3-text-h2 {
        font-size: 22px;
    }

    .botton-text {
        font-size: 15px;
    }
}