/* 首页样式（由小程序 home.wxss 的 rpx 换算为 rem，1rem = 100rpx） */
.page-home {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: linear-gradient(180deg, #F8FBFF 0%, #EFF6FF 46%, #E7F2FF 100%);
}

/* ---------- 背景飘雪 ---------- */
.sky {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 6.2rem;
    pointer-events: none;
}

.snow {
    position: absolute;
    transform: rotate(18deg);
}

.arm {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 0.04rem;
    margin-top: -0.02rem;
    background: #A9CBEE;
    border-radius: 0.04rem;
}

.a1 {
    transform: rotate(60deg);
}

.a2 {
    transform: rotate(120deg);
}

/* ---------- 顶部标题区 ---------- */
.header {
    position: relative;
    padding: 0.76rem 0.56rem 0;
}

.title-row {
    display: flex;
    align-items: center;
}

.title-bar {
    width: 0.1rem;
    height: 0.46rem;
    margin-right: 0.22rem;
    border-radius: 0.05rem;
    background: linear-gradient(180deg, #58CBA0, #3BAE82);
}

.title {
    margin: 0;
    color: #16283C;
    font-size: 0.54rem;
    font-weight: 700;
    letter-spacing: 0.02rem;
}

.subtitle {
    display: block;
    margin-top: 0.18rem;
    padding-left: 0.32rem;
    color: #7C8EA3;
    font-size: 0.28rem;
    letter-spacing: 0.01rem;
}

/* ---------- 游戏入口卡片 ---------- */
.cards {
    position: relative;
    margin-top: 0.56rem;
    padding: 0 0.48rem;
}

.card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.36rem;
    padding: 0.36rem 0.32rem;
    border-radius: 0.36rem;
    background: #FFFFFF;
    box-shadow: 0 0.18rem 0.44rem rgba(46, 123, 246, 0.1);
    transition: transform 0.12s ease;
}

.card:active {
    transform: scale(0.985);
}

.card-main {
    flex: 1;
    min-width: 0;
    margin-right: 0.28rem;
}

.card-head {
    display: flex;
    align-items: center;
}

.badge {
    position: relative;
    flex-shrink: 0;
    width: 0.64rem;
    height: 0.64rem;
    margin-right: 0.2rem;
    border-radius: 0.2rem;
}

.badge-blue {
    background: #E8F1FF;
}

.badge-green {
    background: #E6F7EF;
}

/* 答题徽标：三条选项横线 */
.bar {
    position: absolute;
    left: 0.14rem;
    height: 0.07rem;
    border-radius: 0.04rem;
    background: #2E7BF6;
}

.b1 {
    top: 0.16rem;
    width: 0.36rem;
}

.b2 {
    top: 0.28rem;
    width: 0.26rem;
    opacity: 0.55;
}

.b3 {
    top: 0.4rem;
    width: 0.32rem;
    opacity: 0.8;
}

/* 拼图徽标：2x2 小方块 */
.tile {
    position: absolute;
    width: 0.2rem;
    height: 0.2rem;
    border-radius: 0.06rem;
    background: #3BAE82;
}

.c1 {
    left: 0.13rem;
    top: 0.13rem;
}

.c2 {
    right: 0.13rem;
    top: 0.13rem;
    opacity: 0.55;
}

.c3 {
    left: 0.13rem;
    bottom: 0.13rem;
    opacity: 0.55;
}

.c4 {
    right: 0.13rem;
    bottom: 0.13rem;
    opacity: 0.8;
}

.card-title {
    color: #17293E;
    font-size: 0.34rem;
    font-weight: 700;
}

.card-desc {
    display: block;
    margin-top: 0.16rem;
    color: #8496AA;
    font-size: 0.24rem;
    line-height: 1.5;
}

.card-btn {
    display: inline-flex;
    height: 0.72rem;
    align-items: center;
    justify-content: center;
    margin-top: 0.3rem;
    padding: 0 0.46rem;
    border-radius: 0.36rem;
    background: linear-gradient(135deg, #4A90F7, #2E7BF6);
    box-shadow: 0 0.1rem 0.24rem rgba(46, 123, 246, 0.3);
    color: #FFFFFF;
    font-size: 0.27rem;
    font-weight: 600;
    letter-spacing: 0.02rem;
}

.thumb {
    flex-shrink: 0;
    width: 1.72rem;
    height: 1.72rem;
    border-radius: 0.3rem;
    background: #EAF3FF;
    object-fit: cover;
}

/* ---------- 分享区 ---------- */
.share-row {
    position: relative;
    margin-top: 0.2rem;
    padding: 0 0.48rem;
    text-align: center;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 0.76rem;
    padding: 0 0.6rem;
    border: 0.02rem solid #2E7BF6;
    border-radius: 0.38rem;
    background: #FFFFFF;
    color: #2E7BF6;
    font-size: 0.28rem;
    font-weight: 600;
    letter-spacing: 0.02rem;
    cursor: pointer;
    transition: transform 0.12s ease;
}

.share-btn:active {
    transform: scale(0.97);
}

.share-note {
    margin: 0.16rem 0 0;
    color: #9FB0C3;
    font-size: 0.22rem;
}

/* ---------- 底部装饰插画 ---------- */
.footer {
    position: relative;
    margin-top: auto;
    line-height: 0;
}

.deco {
    display: block;
    width: 100%;
    height: auto;
}