/* 反馈页面样式 */
.feedback-page {
    min-height: calc(100vh - 200px);
    padding: 48px 0;
    background: #f9fafb;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 页面标题 */
.feedback-header {
    text-align: center;
    margin-bottom: 40px;
}

.feedback-title {
    font-size: 36px;
    font-weight: 700;
    color: #1e2b3c;
    margin-bottom: 12px;
}

.feedback-subtitle {
    font-size: 16px;
    color: #6b7280;
}

/* 区块 */
.feedback-section {
    margin-bottom: 32px;
}

.section-card {
    background: white;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 32px;
}

.section-title {
    font-size: 24px;
    font-weight: 600;
    color: #1e2b3c;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-title i {
    color: #23a894;
}

/* 表单容器 */
.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.feedback-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* 表单组 */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-size: 14px;
    font-weight: 500;
    color: #1e2b3c;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-label i {
    color: #23a894;
    width: 16px;
}

.required {
    color: #ef4444;
    margin-left: 4px;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    font-size: 16px;
    color: #1e2b3c;
    transition: all 0.2s;
    outline: none;
    font-family: inherit;
}

.form-input:focus,
.form-textarea:focus {
    border-color: #23a894;
    box-shadow: 0 0 0 3px rgba(35, 168, 148, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: #9ca3af;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-hint {
    font-size: 12px;
    color: #6b7280;
    margin-top: 4px;
}

/* 表单操作 */
.form-actions {
    margin-top: 8px;
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    background: linear-gradient(135deg, #1a8677 0%, #23a894 100%);
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 160px;
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(35, 168, 148, 0.3);
}

.btn-submit:active:not(:disabled) {
    transform: translateY(0);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 联系方式 */
.contact-content {
    padding-top: 8px;
}

.contact-intro {
    font-size: 15px;
    color: #5e6f7d;
    margin-bottom: 24px;
    line-height: 1.6;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.contact-item i {
    width: 20px;
    color: #23a894;
    font-size: 16px;
}

.contact-label {
    font-size: 14px;
    color: #6b7280;
}

.contact-value {
    font-size: 14px;
    color: #1e2b3c;
    font-weight: 500;
}

a.contact-value {
    text-decoration: none;
    transition: color 0.2s;
}

a.contact-value:hover {
    color: #23a894;
}

/* 响应式 - 平板设备 */
@media (max-width: 1024px) {
    .feedback-page {
        padding: 32px 0;
    }

    .feedback-title {
        font-size: 32px;
    }

    .section-card {
        padding: 24px;
    }
}

/* 响应式 - 移动设备 */
@media (max-width: 768px) {
    .feedback-page {
        padding: 24px 0;
    }

    .feedback-title {
        font-size: 28px;
    }

    .feedback-subtitle {
        font-size: 14px;
    }

    .section-card {
        padding: 20px;
    }

    .section-title {
        font-size: 20px;
    }

    .form-input,
    .form-textarea {
        padding: 10px 14px;
    }

    .btn-submit {
        width: 100%;
        padding: 12px 24px;
    }
}

/* 响应式 - 小屏设备 */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .feedback-title {
        font-size: 24px;
    }

    .section-card {
        padding: 16px;
    }

    .contact-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}