/* aigelm-index.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #fef9e6;  /* 不伤眼睛的乳白色背景 */
    font-family: '宋体', 'SimSun', 'Times New Roman', serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 主容器 */
.website-container {
    width: 100%;
    background-color: #fef9e6;
    box-shadow: 0 10px 25px rgba(0,0,0,0.02);
    overflow: hidden;
}

/* ----- 标题栏/导航栏 ----- */
.navbar {
    background-color: #fef9e6;
    padding: 18px 32px;
    border-bottom: 1px solid #f5e5c8;
    position: relative;
    z-index: 100;
}

.nav-menu {
    display: flex;
    gap: 48px;
    list-style: none;
    font-family: 'Microsoft YaHei', 'SimHei', sans-serif;
}

.nav-item {
    position: relative;
    cursor: pointer;
    font-size: 18px;
    /* font-weight: bold; */
    color: #0000ff;
    letter-spacing: 1px;
    padding: 8px 0;
    transition: color 0.2s;
}

.nav-item:hover {
    color: #c45a3b;
}

/* 下拉菜单容器 */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fffcf3;
    min-width: 150px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    backdrop-filter: blur(2px);
    border: 1px solid #ffe1b3;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: all 0.2s ease;
    z-index: 200;
    font-family: '宋体', 'SimSun', serif;
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(4px);
}

.dropdown li {
    list-style: none;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: normal;
    color: #4a3b2c;
    border-bottom: 1px solid #f6e9d8;
    transition: background 0.1s;
    cursor: pointer;
    font-family: '宋体', 'SimSun', serif;
}

.dropdown li:last-child {
    border-bottom: none;
}

.dropdown li:hover {
    background-color: #fbefdb;
    color: #b1441f;
}

/* 开发中样式 */
.dev-item {
    color: #b1a28c;
    font-style: italic;
}

/* 爱鸽信使行：图标+文字 */
/* .messenger-row {
    display: flex;          fv
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
    font-size: 32px;
    font-family: '宋体', 'SimSun', serif;
    color: #0000ff;
} */


/* 粉红爱心 三行斜体黑体 */
.content-section {
    align-items: center;
    animation: show 1.3s both;
    display: flex;
    flex-direction: column
}

#img-position {
    position: relative;
    top: 12px
}

#text-str {
    background-size: cover;
    align-items: center;
    display: flex;
    justify-content:center;

}

/* 下载区 */
.download-area {
    background-color: #5922e4;
    padding: 36px 20px 42px;
    margin-top: 12px;
    text-align: center;
}

.circles-container {
    display: flex;
    justify-content: center;
    gap: 56px;
    flex-wrap: wrap;
}

/* 两个浅紫色圆 */
.circle {
    /* background-color: #38f151; */
    width: 160px;
    height: 160px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    transition: all 0.2s;
    cursor: pointer;
    font-family: '宋体', 'SimSun', serif;
    font-size: 16px;
    color: #ffffff;
    background: rgba(255, 255, 255, .07); /* 紫色背景区域 (浅紫) */
    backdrop-filter: blur(1px);
    border: 1px solid #fef5ff;
}

.circle:hover {
    transform: scale(1.02);
    background-color: #f0e2ff;
    box-shadow: 0 12px 22px rgba(102, 51, 153, 0.2);
}

.circle-icon {
    font-size: 54px;
    margin-bottom: 12px;
}

.circle-text {
    font-size: 18px;
    font-weight: 500;
}

/* 二维码浮层 (模拟) */
.qrcode-tooltip {
    position: absolute;
    background: white;
    padding: 12px 14px;
    border-radius: 24px;
    box-shadow: 0 12px 28px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    z-index: 300;
    font-family: '宋体', 'SimSun', serif;
    font-size: 12px;
    color: #333;
    border: 1px solid #ddd;
    backdrop-filter: blur(4px);
    transform: translateX(-50%);
    white-space: nowrap;
}

.qrcode-mock {
    width: 100px;
    height: 100px;
    background: repeating-linear-gradient(45deg, #6b3e9b, #6b3e9b 10px, #b07fd9 10px, #b07fd9 20px);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
    font-weight: bold;
    text-align: center;
    background-size: 20px 20px;
    background-color: #9b59b6;
}

/* 底部区域 */
.footer {
    background-color: #00FF00;  /* 浅绿色背景 */
    padding: 26px 20px 24px;
    text-align: center;
    font-family: 'Microsoft YaHei', 'SimHei', sans-serif;
    font-size: 18px;
    color: #2b4b1c;
    border-top: 1px solid #d1e2c5;
}

.footer-first-line {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.footer-icon {
    font-size: 16px;
    margin-right: 4px;
}

.footer a {
    text-decoration: none;
    color: #2b4b1c;
    transition: color 0.2s;
}

.footer a:hover {
    color: #7f5539;
    text-decoration: underline;
}

.footer-copyright {
    font-size: 18px;
    letter-spacing: 1px;
}

/* 模态对话框模拟 */
.modal-mask {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.4);
    backdrop-filter: blur(3px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    visibility: hidden;
    opacity: 0;
    transition: visibility 0.2s, opacity 0.2s;
}

.modal-mask.active {
    visibility: visible;
    opacity: 1;
}

.modal-card {
    background: #fffef7;
    width: 320px;
    border-radius: 32px;
    padding: 28px 20px 32px;
    text-align: center;
    box-shadow: 0 30px 40px rgba(0,0,0,0.2);
    font-family: '宋体', 'SimSun', serif;
}

.modal-card p {
    font-size: 20px;
    margin-bottom: 28px;
    color: #34312d;
}

.download-simulate-btn {
    background-color: #c45a3b;
    border: none;
    padding: 10px 28px;
    font-size: 18px;
    font-family: '黑体', sans-serif;
    color: white;
    border-radius: 48px;
    cursor: pointer;
    transition: 0.1s;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.download-simulate-btn:hover {
    background-color: #a53f21;
    transform: scale(0.98);
}

.close-modal {
    margin-top: 20px;
    background: none;
    border: none;
    font-size: 14px;
    cursor: pointer;
    color: #907a62;
}

/* 辅助隐藏类 */
.hidden-page {
    display: none;
}

button {
    background: none;
    border: none;
}

@media (max-width: 650px) {
    .circles-container {
        gap: 28px;
    }
    .circle {
        width: 130px;
        height: 130px;
    }
    .circle-icon {
        font-size: 44px;
    }
    .download-lead {
        margin-left: -2em;
    }
    .heart-text {
        font-size: 22px;
    }
}