* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

a { color:#000; }


.section1 {
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(to bottom, #f1f4f9, #dff1ff);
}
 
.section1 .color {
    position: absolute;
    filter: blur(200px);
}
 
.section1 .color:nth-child(1) {
    top: -350px;
    width: 600px;
    height: 600px;
    background: #ff359b;
}
 
.section1 .color:nth-child(2) {
    bottom: -150px;
    left: 100px;
    width: 500px;
    height: 500px;
    background: #fffd87;
}
 
.section1 .color:nth-child(3) {
    bottom: 50px;
    right: 100px;
    width: 500px;
    height: 500px;
    background: #00d2ff;
}
 
.box1 {
    position: relative;
}
 
.box1 .circle {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    filter: hue-rotate(calc(var(--x) * 70deg));
    animation: animate 10s linear infinite;
    animation-delay: calc(var(--x) * -1s);
}
 
@keyframes animate {
    0%, 100% {
        transform: translateY(-50px);
    }
    50% {
        transform: translateY(50px);
    }
}
 
.box1 .circle:nth-child(1) {
    top: -50px;
    right: -60px;
    width: 100px;
    height: 100px;
}
 
.box1 .circle:nth-child(2) {
    top: 150px;
    left: -100px;
    width: 120px;
    height: 120px;
    z-index: 2;
}
 
.box1 .circle:nth-child(3) {
    bottom: 50px;
    right: -60px;
    width: 80px;
    height: 80px;
    z-index: 2;
}
 
.box1 .circle:nth-child(4) {
    bottom: -80px;
    left: 100px;
    width: 60px;
    height: 60px;
}
 
.box1 .circle:nth-child(5) {
    top: -80px;
    left: 140px;
    width: 60px;
    height: 60px;
}
 
.container1 {
    position: relative;
    width: 720px;   /* 原宽度 */
    min-height: 500px;  /* 原高度 */
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
}
 
.form1 {
    position: relative;
    width: 100%;
    height: 100%;
    padding: 50px;
}
 
.main {
    position: relative;
    color: #fff;
    font-size: 42px;
    font-weight: 800;
    letter-spacing: 8px;
    margin-bottom: 30px;
    background: linear-gradient(to right, red, blue);
    -webkit-background-clip: text;
    color: transparent;
    text-align: center;
}
 
.main1 {
  text-shadow:  0 0 2px hsl(10, 28.57% , 28.82%);
  font-size: 16px; 
  color:#000;
  margin-left: 60px;
}

.notice {
    font-size: 16px;
    color: #fff;
    text-shadow: 0 0 5px #FF0200, 0 0 10px #727272;
    text-align: center;
    margin: 30px auto;
    animation: fadenum 6s infinite;
}
 
.mynav li {
    margin-bottom:20px;
}

/* ===== 响应式布局规则 ===== */
@media (max-width: 768px) {
    .container1 {
        width: 90vw; /* 移动端占屏幕90%宽度 */
        min-height: 400px; /* 移动端适配高度 */
    }
    .form1 {
        padding: 30px 20px; /* 移动端减少内边距 */
    }
    .main {
        font-size: 32px; /* 移动端标题缩小 */
        letter-spacing: 4px;
    }
    .main1 {
        margin-left: 20px; /* 移动端减少左侧间距 */
    }
    .box1 .circle {
        transform: scale(0.8); /* 移动端圆形元素缩小，避免溢出 */
    }
}

@media (max-width: 480px) {
    .container1 {
        min-height: 350px;
    }
    .main {
        font-size: 26px;
    }
    .main1 {
        font-size: 14px;
    }
}


#waline-wrap {
    width: 100%;
    max-width: 1200px;
    margin: 4rem auto 2rem;
    padding: 0 1rem;
    box-sizing: border-box;
}