/* ====== 页面样式 ====== */
/* ------ 侧边导航栏样式 ------ */
.home-container .nav-container {
    position: fixed;
    left: 13px;
    top: 50%;
    transform: translateY(-50%);
    width: 205px;
    background: var(--primary-colour);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 30px;
}
.home-container .nav-container:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}
.home-container .nav-container .title {
    margin-bottom: 20px;
}
.home-container .nav-container .menu {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    gap: 15px;
}
.home-container .nav-container .nav-link {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    text-decoration: none;
    color: var(--text-primary-colour);
    width: 205px;
    padding: 8px 12px;
    border-left: 4px solid transparent; /* 透明占位边框，与激活状态边框宽度一致 */
    border-radius: 12px;    /* 防止直角 -> 弯角的闪烁 */
    transition: all 0.3s ease;
}
.home-container .nav-container .nav-link:hover {
    background: rgba(58, 58, 58, 0.1); 
    border-radius: 12px;
    border-left: 4px solid transparent; /* 透明占位边框，与激活状态边框宽度一致 */
    /* transform: translateX(5px); */
}
.home-container .nav-container .nav-link.active {
    background: var(--primary-colour-hover);
    border-radius: 12px;
    border-left: 4px solid #3498db;
}
.home-container .nav-icon {
    font-size: large;
    border: 2px solid var(--text-primary-colour);
    border-radius: 6px;
    padding: 2px;
}
.home-container .nav-container .nav-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    margin-left: 8px;
    width: 100px;
}
.home-container .nav-container .nav-text p {
    display: block;
    width: 100%;
    text-align: left;
    margin: 2px 0;
}
.home-container .nav-container .nav-title {
    font-size: medium;
    color: var(--text-primary-colour);
}
.home-container .nav-container .nav-desc {
    font-size: xx-small;
    color: var(--text-secondary-colour);
}
.home-container .nav-container li {
    list-style: none;
}
.home-container .nav-container .nav-indicator {
    margin-left: 20px;
    width: 8px;
    height: 8px;
    background: #3498db; /* 小点本身的颜色 */
    border-radius: 50%; /* 圆形化，形成小点 */
    opacity: 0; /* 默认透明隐藏，不显示 */
    transition: opacity 0.3s ease; /* 透明度过渡，让显示/隐藏更平滑 */
}
.home-container .nav-container .nav-link.active .nav-indicator {
    opacity: 1; /* 不透明，显示小点 */
    animation: pulse 2s infinite; /* 绑定名为pulse的动画，2秒一个周期，无限循环 */
}
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(52, 152, 219, 0.7); /* 初始状态：阴影小而不透明，围绕小点 */
    }
    70% {
        box-shadow: 0 0 0 6px rgba(52, 152, 219, 0); /* 中间状态：阴影扩散到6px，且完全透明，视觉上呈现“膨胀消散” */
    }
    100% {
        box-shadow: 0 0 0 0 rgba(52, 152, 219, 0); /* 结束状态：阴影回归初始大小，保持透明，为下一个循环做准备 */
    }
}
/* ------ end 侧边导航栏样式 ------ */


/* ------ 卡片样式 ------ */
.home-container .card-container {
    margin: 30px 30px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 55px;
    max-width: 1000px;
    width: 100%;
    padding: 0 20px;
}
.home-container .card {
    position: relative;
    overflow: hidden;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    cursor: pointer;
}
.home-container .card:hover {
    /* transform: translateY(-5px); */
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}
.home-container .card-image {
    position: relative;
}
.home-container .card-image img {
    margin-top: 30px;
    height: 60px;
}
.home-container .card-content {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.home-container .card h3 {
    color: var(--text-primary-colour);
    margin-bottom: 15px;
    text-align: center;
}
.home-container .card p {
    color: var(--text-secondary-colour);
    margin-bottom: 12px;
    line-height: 1.6;
    flex-grow: 1;
    text-align: left;
}
.home-container .card-button {
    display: inline-block;
    background: var(--tertiary-colour);
    color: white;
    text-decoration: none;
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    margin-top: auto;
}
.home-container .card-button:hover {
    background: var(--tertiary-colour-hover);
}
.home-container .wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 60px 230px;
    border-radius: 12px;
    background: var(--primary-colour);
    /* box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); */
}
@media (max-width: 768px) {
    .home-container .wrapper {
        margin: 30px 30px;
    }
}
.home-container .wrapper .title {
    margin-top: 30px;
}
.home-container .wrapper .title::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 10%;
  height: 4px;
  background: linear-gradient(to right, transparent, #0066ff, #ff3333, transparent);
}
@media (max-width: 768px) {
    .home-container .wrapper .title::after {
        width: 160px;
    }
}
.home-container .card-tags {
    display: flex;
    flex-wrap: wrap;  /* 空间不足允许换行 */
    gap: 6px;
    margin-bottom: 20px;
}
.home-container .card-tag {
    display: inline-block;
    padding: 4px 10px;
    background-color: rgba(52, 152, 219, 0.1);
    color: #3498db;
    border: 1px solid rgba(52, 152, 219, 0.2);
    border-radius: 12px;
    font-size: small;
    font-weight: 500;
    line-height: 1.2;
    transition: all 0.2s ease;
}
/* .home-container .card-tag:hover {
    transform: translateY(-1px);
} */
.home-container .card-tag.major {
    background-color: rgba(155, 89, 182, 0.1);
    color: #8e44ad;
    border-color: rgba(155, 89, 182, 0.2);
}
.home-container .card-tag.special {
    background-color: rgba(46, 204, 113, 0.1);
    color: #27ae60;
    border-color: rgba(46, 204, 113, 0.2);
}
.home-container .card-tag.hot {
    background-color: rgba(231, 76, 60, 0.1);
    color: #c0392b;
    border-color: rgba(231, 76, 60, 0.2);
}
.home-container .card-ribbon {
    position: absolute;
    top: 15px;
    right: -8px;
    padding: 6px 20px;
    color: white;
    font-size: medium;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
    z-index: 2;
}
.home-container .card-ribbon.free {
    background-color: #e74c3c;
    background-image: linear-gradient(135deg, #e74c3c, #c0392b);
}
/* ------ end 卡片样式 ------ */
/* ====== end 页面样式 ====== */