/* register.css — 体验者登记页样式 */

* { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #e8f4fd 0%, #f0f7ff 100%);
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.reg_wrap {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    min-height: 100vh;
    padding: 20px 16px 40px;
}

.reg_card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 28px 24px;
    width: 100%;
    max-width: 400px;
}

.reg_logo {
    font-size: 22px;
    font-weight: bold;
    color: #2d8cf0;
    text-align: center;
    margin-bottom: 4px;
    letter-spacing: 1px;
}

.reg_subtitle {
    text-align: center;
    color: #888;
    font-size: 13px;
    margin-bottom: 16px;
}

.reg_desc {
    background: #f7f9fc;
    border-left: 3px solid #2d8cf0;
    border-radius: 0 6px 6px 0;
    padding: 10px 12px;
    font-size: 13px;
    color: #555;
    line-height: 1.7;
    margin-bottom: 20px;
}

.reg_error {
    background: #fff2f0;
    border: 1px solid #ffccc7;
    color: #cf1322;
    border-radius: 4px;
    padding: 8px 12px;
    font-size: 13px;
    margin-bottom: 16px;
}

.reg_label {
    display: block;
    font-size: 14px;
    color: #333;
    margin-bottom: 6px;
    font-weight: 500;
}
.req  { color: #ff4d4f; margin-left: 2px; }
.opt  { color: #aaa; font-size: 12px; font-weight: normal; }

.form_item {
    margin-bottom: 16px;
}

.inp, .sel {
    width: 100%;
    height: 40px;
    border: 1px solid #d9d9d9;
    border-radius: 6px;
    padding: 0 12px;
    font-size: 14px;
    color: #333;
    outline: none;
    transition: border-color 0.2s;
    background: #fff;
    -webkit-appearance: none;
    appearance: none;
}
.inp:focus, .sel:focus {
    border-color: #2d8cf0;
    box-shadow: 0 0 0 2px rgba(45,140,240,0.15);
}
.sel {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23aaa' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    cursor: pointer;
}

.reg_submit { margin-top: 24px; }
.reg_btn {
    display: block;
    width: 100%;
    background: #2d8cf0;
    border: none;
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
    padding: 12px 0;
    cursor: pointer;
    transition: background 0.2s;
    letter-spacing: 1px;
}
.reg_btn:active { background: #1a73c1; }

.reg_privacy {
    text-align: center;
    font-size: 11px;
    color: #bbb;
    margin-top: 16px;
    margin-bottom: 0;
}