.jiayu-popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    padding: 30px;
    box-sizing: border-box;
}
.jiayu-popup-wrap {
    width: 100%;
    max-width: 980px;
    background: #e6b82b; /* 黄色风格 */
    border-radius: 4px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.25);
    overflow: hidden;
    position: relative;
    color: #222;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}
.jiayu-popup-close {
    position: absolute;
    right: 12px;
    top: 8px;
    background: transparent;
    border: none;
    font-size: 30px;
    line-height: 1;
    color: rgba(0,0,0,0.6);
    cursor: pointer;
    padding: 6px 10px;
}
.jiayu-popup-inner {
    display: flex;
    gap: 24px;
    align-items: stretch;
}
.jiayu-popup-left {
    width: 48%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
}
.jiayu-popup-image {
    max-width: 100%;
    height: auto;
    display: block;
}
.jiayu-popup-right {
    width: 52%;
    padding: 28px;
    box-sizing: border-box;
}
.jiayu-popup-title {
    font-size: 44px;
    font-weight: 800;
    margin: 0 0 10px 0;
    color: #fff;
    text-shadow: 1px 1px 0 rgba(0,0,0,0.12);
}
.jiayu-popup-desc {
    color: rgba(255,255,255,0.95);
    margin-bottom: 18px;
}
.jiayu-popup-form input[type="text"],
.jiayu-popup-form input[type="email"],
.jiayu-popup-form textarea {
    width: 100%;
    padding: 12px 10px;
    margin-bottom: 12px;
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 3px;
    box-sizing: border-box;
}
.jiayu-popup-submit {
    display: inline-block;
    background: #e26a00;
    color: #fff;
    padding: 12px 18px;
    border: none;
    border-radius: 3px;
    font-weight: 700;
    cursor: pointer;
}
.jiayu-popup-msg {
    margin-top: 8px;
    color: #fff;
    font-weight: 600;
}

@media (max-width: 800px) {
    .jiayu-popup-inner { flex-direction: column; }
    .jiayu-popup-left, .jiayu-popup-right { width: 100%; }
    .jiayu-popup-title { font-size: 28px; color:#133b44; }
    .jiayu-popup-wrap { background: #f7c85a; }
}