/* 黄金风格登录页 */
body {
    margin: 0;
    font-family: "PingFang SC", "Helvetica Neue", sans-serif;
    background: linear-gradient(to bottom right, #0d0d0d, #1a1a1a);
    color: #fff;
}

.bamboo-scroll {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    padding-top: 60px;
}

.scroll-body {
    width: 100%;
    max-width: 380px;
    padding: 30px 20px;
    background: rgba(255, 215, 0, 0.05);
    border: 1px solid rgba(255, 215, 0, 0.15);
    border-radius: 16px;
    box-shadow: 0 0 25px rgba(255, 215, 0, 0.08);
}

.form-logo {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 50%;
    margin: 0 auto 15px;
    border: 2px solid gold;
    box-shadow: 0 0 12px gold;
    display: block;
}

.form-title {
    text-align: center;
    font-size: 26px;
    font-weight: bold;
    color: gold;
    text-shadow: 1px 1px 5px #b8860b;
    margin-bottom: 30px;
    letter-spacing: 2px;
}

.input-group {
    margin-bottom: 20px;
}

.input-label {
    font-size: 14px;
    margin-bottom: 6px;
    color: #f1f1f1;
}

.input-wrapper {
    border: 1px solid rgba(212, 175, 55, 0.4);
    border-radius: 8px;
    overflow: hidden;
    background: rgba(255, 215, 0, 0.04);
    transition: 0.3s;
}

.input-wrapper:focus-within {
    border-color: gold;
    box-shadow: 0 0 8px gold;
}

.input-field {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    background: transparent;
    border: none;
    color: #fff;
    outline: none;
}

.login-button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(45deg, gold, #f0c000);
    color: #000;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
    transition: all 0.3s ease;
    cursor: pointer;
}

.login-button:hover {
    box-shadow: 0 0 15px gold;
    transform: scale(1.02);
}

.login-button:disabled {
    background: #aaa;
    cursor: not-allowed;
}

.quick-links {
    text-align: center;
    margin-top: 20px;
}

.quick-link {
    font-size: 14px;
    color: gold;
    text-decoration: underline;
}

.error-message {
    background: #2c2c2c;
    color: gold;
    border-left: 4px solid gold;
    padding: 10px;
    margin-bottom: 15px;
    font-size: 14px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}


.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    gap: 8px;
    flex-direction: column;
}

.lang-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.lang-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.lang-btn.active {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 4px 15px rgba(240, 147, 251, 0.3);
}

.lang-btn:active {
    transform: translateY(0);
}